/* ==========================================================================
   Portfolio — v40 (clean rewrite)
   One coherent, modern design system. RTL/LTR, dark/light, no !important wars.
   ========================================================================== */

/* ---------- 1. Design tokens ---------- */
:root {
  --bg-1: #07070f;
  --bg-2: #0c0d1c;
  --surface: rgba(16, 18, 34, 0.55);
  --surface-strong: rgba(16, 18, 34, 0.78);
  --card: rgba(255, 255, 255, 0.04);
  --line: rgba(255, 255, 255, 0.10);
  --line-strong: rgba(255, 255, 255, 0.20);

  --text: #f4f6ff;
  --muted: rgba(244, 246, 255, 0.72);
  --soft: rgba(244, 246, 255, 0.50);

  --neon-1: #a88bff;
  --neon-2: #5ee4cf;
  --neon-3: #ffb547;
  --neon-4: #ff6ec7;
  --accent: var(--neon-1);

  --ok: #22c55e;
  --warn: #f59e0b;
  --danger: #ef4444;

  --grad-brand: linear-gradient(120deg, var(--neon-1), var(--neon-2) 55%, var(--neon-3));
  --grad-title: linear-gradient(110deg, #ffffff 0%, var(--neon-1) 35%, var(--neon-2) 70%, #ffffff);

  --shadow-lg: 0 30px 80px rgba(0, 0, 0, 0.45);
  --shadow-md: 0 16px 40px rgba(0, 0, 0, 0.28);
  --shadow-sm: 0 8px 22px rgba(0, 0, 0, 0.20);
  --ring-focus: 0 0 0 3px rgba(168, 139, 255, 0.45);

  --radius-xl: 28px;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --container: 1240px;

  --font-ui: "Plus Jakarta Sans", "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-display: "Sora", "Space Grotesk", var(--font-ui);
  --font-serif: "Fraunces", Georgia, serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;

  --ease-out: cubic-bezier(.22, 1, .36, 1);
}

html[data-theme="light"] {
  --bg-1: #f4f6ff;
  --bg-2: #eaf0ff;
  --surface: rgba(255, 255, 255, 0.66);
  --surface-strong: rgba(255, 255, 255, 0.86);
  --card: rgba(255, 255, 255, 0.78);
  --line: rgba(15, 23, 42, 0.10);
  --line-strong: rgba(15, 23, 42, 0.20);
  --text: #0d1224;
  --muted: rgba(13, 18, 36, 0.72);
  --soft: rgba(13, 18, 36, 0.52);
  --neon-1: #6d3df0;
  --neon-2: #0ea5a0;
  --neon-3: #d97706;
  --neon-4: #d63384;
  --grad-title: linear-gradient(110deg, #1a1f3a 0%, var(--neon-1) 40%, var(--neon-2) 75%, #1a1f3a);
  --shadow-lg: 0 24px 60px rgba(30, 41, 59, 0.16);
  --shadow-md: 0 14px 32px rgba(30, 41, 59, 0.12);
  --shadow-sm: 0 6px 18px rgba(30, 41, 59, 0.10);
  --ring-focus: 0 0 0 3px rgba(109, 61, 240, 0.30);
}

/* ---------- 2. Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; scroll-padding-top: 110px; }
section[id], main[id] { scroll-margin-top: 110px; }
@media (max-width: 860px) {
  html { scroll-padding-top: 92px; }
  section[id], main[id] { scroll-margin-top: 92px; }
}
body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  font-family: var(--font-ui), Vazirmatn, system-ui, sans-serif;
  line-height: 1.65;
  background:
    radial-gradient(60% 50% at 10% 0%, rgba(168, 139, 255, 0.22), transparent 65%),
    radial-gradient(55% 50% at 95% 5%, rgba(94, 228, 207, 0.18), transparent 65%),
    radial-gradient(60% 45% at 50% 110%, rgba(255, 181, 71, 0.12), transparent 70%),
    linear-gradient(180deg, var(--bg-1), var(--bg-2));
  overflow-x: hidden;
  position: relative;
  -webkit-font-smoothing: antialiased;
}
body.rtl {
  font-family: Vazirmatn, var(--font-ui), system-ui, sans-serif;
  --font-display: Vazirmatn, "Sora", "Space Grotesk", sans-serif;
  --font-serif: Vazirmatn, "Fraunces", serif;
}
a { color: inherit; text-decoration: none; }
img, svg { max-width: 100%; display: block; }
button, input, textarea, select { font: inherit; color: inherit; }
::selection { background: rgba(168, 139, 255, 0.35); color: var(--text); }
:focus-visible { outline: none; box-shadow: var(--ring-focus); border-radius: 10px; }

/* ---------- 3. Decorative background layers ---------- */
.bg-layer { position: fixed; inset: 0; pointer-events: none; z-index: 0; }
.bg-layer.aurora {
  opacity: 0.85;
  background:
    radial-gradient(40% 50% at 18% 12%, rgba(168, 139, 255, 0.22), transparent 70%),
    radial-gradient(38% 48% at 88% 18%, rgba(94, 228, 207, 0.18), transparent 70%),
    radial-gradient(45% 55% at 50% 105%, rgba(255, 181, 71, 0.12), transparent 70%);
  filter: blur(40px);
  animation: aurora-drift 28s ease-in-out infinite alternate;
}
.bg-layer.grain {
  opacity: 0.05;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 220 220'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='220' height='220' filter='url(%23n)' opacity='.55'/></svg>");
  background-size: 240px 240px;
}
.bg-layer.vignette { background: radial-gradient(120% 80% at 50% 0%, transparent 50%, rgba(0, 0, 0, 0.35) 100%); }
html[data-theme="light"] .bg-layer.vignette { background: radial-gradient(120% 80% at 50% 0%, transparent 55%, rgba(15, 23, 42, 0.08) 100%); }
@keyframes aurora-drift {
  0%   { transform: translate3d(-2%, -1%, 0) scale(1.02); }
  50%  { transform: translate3d(3%,  2%, 0) scale(1.06); }
  100% { transform: translate3d(-1%, 1%, 0) scale(1.03); }
}

.scroll-progress { position: fixed; top: 0; inset-inline: 0; height: 2px; z-index: 9998; pointer-events: none; }
.scroll-progress span { display: block; height: 100%; width: 0; background: var(--grad-brand); box-shadow: 0 0 14px rgba(168, 139, 255, 0.6); transition: width 0.1s linear; }

.skip-link {
  position: absolute; inset-inline-start: 16px; inset-block-start: 12px; z-index: 9999;
  padding: 10px 16px; border-radius: 999px;
  background: var(--surface-strong); border: 1px solid var(--line-strong);
  color: var(--text); font-weight: 600;
  transform: translateY(-220%); transition: transform 0.22s var(--ease-out);
}
.skip-link:focus { transform: translateY(0); }

/* ---------- 4. Layout shell ---------- */
.shell {
  position: relative; z-index: 1;
  width: min(var(--container), calc(100% - 28px));
  margin: 0 auto; padding: 20px 0 40px;
}

/* ---------- 5. Glass primitives (modern glassmorphism) ---------- */
.glass-bar, .glass-panel, .glass-card {
  position: relative;
  background:
    linear-gradient(135deg, rgba(255,255,255,.06), rgba(255,255,255,.02) 60%),
    color-mix(in oklab, var(--surface) 82%, transparent);
  border: 1px solid color-mix(in oklab, var(--line-strong) 65%, transparent);
  border-radius: var(--radius-xl);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.06),
    var(--shadow-md);
  backdrop-filter: blur(28px) saturate(180%);
  -webkit-backdrop-filter: blur(28px) saturate(180%);
}
.glass-card { border-radius: var(--radius-lg); }

/* ---------- 6. Topbar (FIXED — always visible on all viewports) ---------- */
.topbar {
  position: fixed !important;
  top: calc(10px + env(safe-area-inset-top, 0px));
  left: 0; right: 0;
  margin-left: auto; margin-right: auto;
  width: min(var(--container), calc(100% - 28px));
  max-width: 100%;
  z-index: 1000;
  display: grid; grid-template-columns: auto 1fr auto;
  gap: 14px; align-items: center;
  padding: 12px 18px;
  transition: background 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
  will-change: background;
}
.topbar.is-scrolled {
  background: color-mix(in oklab, var(--surface-strong) 94%, transparent);
  border-color: var(--line-strong);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.28);
}
/* Reserve space so fixed bar never overlaps page content */
.shell { padding-top: calc(96px + env(safe-area-inset-top, 0px)); }
@media (max-width: 860px) { .shell { padding-top: calc(112px + env(safe-area-inset-top, 0px)); } }
@media (max-width: 640px) { .shell { padding-top: calc(104px + env(safe-area-inset-top, 0px)); } }
.brand { display: inline-flex; align-items: center; gap: 14px; min-width: 0; }
.brand-logo {
  width: 56px; height: 56px; border-radius: 14px; object-fit: cover;
  box-shadow: 0 8px 20px rgba(0,0,0,.25), 0 0 0 1px var(--line-strong);
}
.brand-mark {
  display: inline-grid; place-items: center;
  width: 56px; height: 56px; border-radius: 14px;
  background: var(--grad-brand); color: #07070f; font: 800 1.3rem/1 var(--font-display);
  box-shadow: 0 8px 20px rgba(168, 139, 255, 0.35);
}
.brand-text { min-width: 0; }
.brand-name { font: 700 1.02rem/1.1 var(--font-display); letter-spacing: 0.01em; }
.brand-sub { color: var(--muted); font-size: 0.8rem; margin-top: 2px; }
@media (max-width: 640px) { .brand-text { display: none; } .brand-logo, .brand-mark { width: 48px; height: 48px; border-radius: 12px; } }

.nav-pills {
  display: inline-flex; gap: 4px; padding: 4px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--line); border-radius: 999px;
  justify-self: center;
}
.nav-pills a {
  padding: 9px 14px; border-radius: 999px;
  color: var(--muted); font-weight: 600; font-size: 0.92rem;
  transition: color .2s ease, background .2s ease;
}
.nav-pills a { position: relative; }
.nav-pills a:hover { color: var(--text); background: rgba(255, 255, 255, 0.06); }
.nav-pills a.is-active {
  color: var(--text);
  background: rgba(168, 139, 255, 0.14);
  border: 1px solid rgba(168, 139, 255, 0.55);
  padding: 8px 14px;
  box-shadow: 0 0 0 1px rgba(94, 228, 207, 0.18) inset,
              0 6px 18px rgba(168, 139, 255, 0.28),
              0 0 22px rgba(94, 228, 207, 0.18);
  text-shadow: 0 0 14px rgba(168, 139, 255, 0.55);
}
.nav-pills a.is-active::after {
  content: ""; position: absolute; left: 50%; bottom: -6px;
  transform: translateX(-50%);
  width: 22px; height: 3px; border-radius: 999px;
  background: var(--grad-brand);
  box-shadow: 0 0 10px rgba(168, 139, 255, 0.7);
}
html[data-theme="light"] .nav-pills a.is-active {
  background: rgba(109, 61, 240, 0.10);
  border-color: rgba(109, 61, 240, 0.45);
  text-shadow: none;
}
@media (max-width: 980px) { .nav-pills { display: none; } }

.top-actions { display: inline-flex; align-items: center; gap: 8px; justify-self: end; }
.icon-btn {
  position: relative;
  display: inline-flex; align-items: center; gap: 6px;
  width: 44px; height: 44px; justify-content: center;
  border-radius: 12px; border: 1px solid var(--line-strong);
  background: rgba(255, 255, 255, 0.05); color: var(--text);
  cursor: pointer; transition: background .2s ease, transform .2s ease, border-color .2s ease;
}
.icon-btn:hover { background: rgba(255, 255, 255, 0.10); border-color: var(--neon-1); transform: translateY(-1px); }
.icon-btn svg { width: 20px; height: 20px; }
.icon-btn-tag {
  position: absolute;
  bottom: -6px; inset-inline-end: -6px;
  padding: 2px 7px; min-width: 22px; height: 18px;
  border-radius: 999px;
  background: linear-gradient(120deg,
    color-mix(in oklab, var(--neon-1) 82%, #05050c),
    color-mix(in oklab, var(--neon-2) 72%, #05050c) 55%,
    color-mix(in oklab, var(--neon-3) 80%, #05050c));
  color: #ffffff; -webkit-text-fill-color: #ffffff;
  font: 800 0.62rem/1 var(--font-display); letter-spacing: 0.04em;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.55);
  display: inline-flex; align-items: center; justify-content: center;
  border: 1.5px solid var(--bg-1);
  box-shadow: 0 4px 10px rgba(168, 139, 255, 0.45);
  pointer-events: none;
}
.nav-toggle { display: none; }
@media (max-width: 980px) { .nav-toggle { display: inline-flex; } }

/* ---------- 7. Mobile dropdown ---------- */
.nav-backdrop {
  position: fixed; inset-inline: 0; top: 0; bottom: 0;
  background: color-mix(in oklab, var(--bg-1) 55%, transparent);
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  opacity: 0; pointer-events: none; transition: opacity .28s ease;
  z-index: 999; /* just below topbar; dropdown sits above both */
}
.nav-backdrop.show { opacity: 1; pointer-events: auto; }
html[data-theme="light"] .nav-backdrop {
  background: color-mix(in oklab, #ffffff 55%, transparent);
}
.nav-dropdown {
  position: fixed; inset-inline: 14px; top: calc(96px + env(safe-area-inset-top, 0px)); z-index: 1001;
  background: linear-gradient(160deg,
    color-mix(in oklab, var(--surface-strong) 96%, var(--neon-1) 4%),
    color-mix(in oklab, var(--surface-strong) 96%, var(--neon-2) 4%));
  border: 1px solid var(--line-strong);
  border-radius: 22px; padding: 12px;
  box-shadow: var(--shadow-lg), 0 0 0 1px rgba(168,139,255,.08) inset;
  backdrop-filter: blur(28px) saturate(170%); -webkit-backdrop-filter: blur(28px) saturate(170%);
  opacity: 0; transform: translateY(-14px) scale(.98); pointer-events: none;
  transform-origin: top center;
  transition: opacity .28s var(--ease-out), transform .28s var(--ease-out);
  overflow: hidden;
}
.nav-dropdown::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(120% 80% at 50% -10%, rgba(168,139,255,.18), transparent 60%);
}
.nav-dropdown.open { opacity: 1; transform: translateY(0) scale(1); pointer-events: auto; }
.nav-dropdown-inner { position: relative; display: grid; gap: 10px; }
.nav-dropdown-header {
  display: flex; justify-content: center; align-items: center;
  padding: 6px 8px 2px;
}
.nav-dropdown-title-wrap {
  display: grid;
  justify-items: center;
  gap: 8px;
  width: 100%;
}
.nav-dropdown-title {
  font: 800 1.02rem/1.1 var(--font-display);
  color: var(--text);
  letter-spacing: 0.04em;
  text-align: center;
}
.nav-dropdown-underline {
  position: relative;
  width: min(160px, 52vw);
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg,
    rgba(168,139,255,0), rgba(168,139,255,.95), rgba(94,228,207,.95), rgba(168,139,255,0));
  box-shadow:
    0 0 10px rgba(168,139,255,.8),
    0 0 18px rgba(94,228,207,.45);
}
.nav-dropdown-underline::after {
  content: "";
  position: absolute;
  inset: -4px 18%;
  border-radius: inherit;
  background: linear-gradient(90deg,
    rgba(168,139,255,0), rgba(168,139,255,.28), rgba(94,228,207,.24), rgba(168,139,255,0));
  filter: blur(6px);
  opacity: .95;
}
.nav-dropdown-grid {
  display: grid; grid-template-columns: 1fr;
  gap: 8px;
  max-height: min(62dvh, 440px);
  overflow-y: auto;
  overscroll-behavior: contain;
  padding-inline-end: 4px;
  scrollbar-width: thin;
  scrollbar-color: rgba(168,139,255,.55) transparent;
}
.nav-dropdown-grid::-webkit-scrollbar { width: 8px; }
.nav-dropdown-grid::-webkit-scrollbar-track { background: transparent; }
.nav-dropdown-grid::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, rgba(168,139,255,.7), rgba(94,228,207,.65));
  border-radius: 999px;
}
.nav-dropdown-link {
  position: relative;
  display: flex; align-items: center; gap: 12px;
  width: 100%;
  padding: 14px 14px; border-radius: 16px;
  color: var(--text); font-weight: 700; font-size: .96rem;
  background: linear-gradient(135deg, rgba(255,255,255,.04), rgba(255,255,255,.015));
  border: 1px solid rgba(255,255,255,.05);
  transition: background .25s var(--ease-out), border-color .25s ease, transform .25s var(--ease-out), color .2s ease, box-shadow .25s ease;
  opacity: 0; transform: translateY(8px);
}
.nav-dropdown.open .nav-dropdown-link {
  animation: nav-item-in .45s var(--ease-out) forwards;
}
.nav-dropdown.open .nav-dropdown-link:nth-child(1) { animation-delay: .04s; }
.nav-dropdown.open .nav-dropdown-link:nth-child(2) { animation-delay: .08s; }
.nav-dropdown.open .nav-dropdown-link:nth-child(3) { animation-delay: .12s; }
.nav-dropdown.open .nav-dropdown-link:nth-child(4) { animation-delay: .16s; }
.nav-dropdown.open .nav-dropdown-link:nth-child(5) { animation-delay: .20s; }
.nav-dropdown.open .nav-dropdown-link:nth-child(6) { animation-delay: .24s; }
.nav-dropdown.open .nav-dropdown-link:nth-child(7) { animation-delay: .28s; }
.nav-dropdown.open .nav-dropdown-link:nth-child(8) { animation-delay: .32s; }
.nav-dropdown-link:hover {
  background: linear-gradient(135deg, rgba(168,139,255,.16), rgba(94,228,207,.10));
  border-color: rgba(168,139,255,.45);
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(168,139,255,.14);
}
.nav-dropdown-link.is-active {
  background: linear-gradient(135deg, rgba(168,139,255,.22), rgba(94,228,207,.12));
  border-color: rgba(168,139,255,.55);
  color: var(--text);
}
.nav-dropdown-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--grad-brand);
  box-shadow: 0 0 10px rgba(168,139,255,.7);
  flex: none;
}
@keyframes nav-item-in {
  to { opacity: 1; transform: translateY(0); }
}
@media (min-width: 981px) { .nav-dropdown, .nav-backdrop { display: none; } }

@media (max-width: 640px) {
  .topbar {
    grid-template-columns: auto 1fr auto;
    gap: 10px;
    padding: 10px 12px;
  }
  .top-actions { gap: 6px; }
  .icon-btn { width: 42px; height: 42px; border-radius: 12px; }
  .nav-dropdown {
    inset-inline: 8px;
    top: 70px;
    border-radius: 22px;
    padding: 12px 12px 10px;
  }
  .nav-dropdown-header { padding: 4px 4px 6px; }
  .nav-dropdown-title { font-size: .96rem; letter-spacing: .03em; }
  .nav-dropdown-underline { width: min(120px, 40vw); }
  .nav-dropdown-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
    max-height: min(64dvh, 460px);
    padding-inline-end: 2px;
  }
  .nav-dropdown-link {
    padding: 12px 12px;
    border-radius: 14px;
    font-size: .9rem;
    gap: 9px;
    min-height: 48px;
  }
  .nav-dropdown-dot { width: 7px; height: 7px; }
}
/* Single column on very narrow screens */
@media (max-width: 360px) {
  .nav-dropdown-grid { grid-template-columns: 1fr; }
}
/* RTL/LTR symmetry — same spacing both directions */
html[dir="rtl"] .nav-dropdown-link,
html[dir="ltr"] .nav-dropdown-link { text-align: start; }

/* ---------- 8. Hero ---------- */
.hero {
  position: relative;
  display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 40px;
  align-items: center; padding: 56px 48px; margin-bottom: 28px;
  overflow: hidden;
}
@media (max-width: 980px) {
  .hero { grid-template-columns: 1fr; padding: 36px 24px; gap: 28px; }
}

.hero-copy { display: grid; gap: 18px; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 8px 14px; border-radius: 999px;
  background: rgba(255, 255, 255, 0.05); border: 1px solid var(--line-strong);
  color: var(--muted); font-weight: 600; font-size: 0.86rem;
  justify-self: start;
}
.hero-name {
  margin: 0; font-family: var(--font-serif); font-weight: 700;
  font-size: clamp(2.2rem, 5.6vw, 4rem); line-height: 1.05; letter-spacing: -0.01em;
  background: var(--grad-title);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
body.rtl .hero-name { font-family: Vazirmatn, var(--font-serif); }
.hero-role { margin: 0; color: var(--muted); font-weight: 600; font-size: 1.05rem; }
.hero-text { margin: 0; color: var(--muted); font-size: 1rem; max-width: 60ch; }
.hero-meta { display: flex; gap: 8px; flex-wrap: wrap; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 6px; }
@media (max-width: 980px) {
  .hero { text-align: center; }
  .hero-copy { justify-items: center; }
  .hero-text { margin-inline: auto; }
  .hero-actions { justify-content: center; }
  .hero-visual { order: -1; }
}

/* Hero visual */
.hero-visual { display: grid; place-items: center; }
.profile-frame {
  position: relative; width: min(420px, 100%); aspect-ratio: 1 / 1;
  border-radius: 32px; padding: 8px;
  background: linear-gradient(135deg, rgba(168, 139, 255, .35), rgba(94, 228, 207, .25) 55%, rgba(255, 181, 71, .35));
  box-shadow: var(--shadow-lg);
}
.profile-frame::before {
  content: ""; position: absolute; inset: -12px; border-radius: inherit; z-index: -1;
  background: radial-gradient(50% 50% at 50% 50%, rgba(168, 139, 255, .45), transparent 70%);
  filter: blur(30px); opacity: .85;
}
.profile-image, .profile-placeholder {
  width: 100%; height: 100%; border-radius: 26px; object-fit: cover;
  background: var(--bg-2);
}
.profile-placeholder {
  display: grid; place-items: center;
  font: 800 5rem/1 var(--font-display); color: var(--muted);
  background: linear-gradient(135deg, rgba(168,139,255,.18), rgba(94,228,207,.12));
}
.floating-card {
  position: absolute; padding: 8px 14px; border-radius: 14px;
  background: var(--surface-strong); border: 1px solid var(--line-strong);
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(20px) saturate(160%); -webkit-backdrop-filter: blur(20px) saturate(160%);
  width: max-content;
  min-width: 0; max-width: none;
  white-space: nowrap;
  z-index: 3;
  will-change: transform;
}
/* ---- v73 marquee status/focus floating cards ---- */
/* Status — pushed out toward the top-outer corner so the photo breathes */
.floating-card-status {
  top: -18px; inset-inline-start: -22px;
  animation: card-float-a 6.5s ease-in-out infinite;
  width: auto; max-width: 260px;
}
/* Focus — pushed out toward the opposite bottom-outer corner */
.floating-card-focus {
  bottom: -18px; inset-inline-end: -22px; top: auto;
  animation: card-float-b 7.2s ease-in-out infinite;
  width: auto; max-width: 260px;
}
/* Single-line auto-marquee inside the value — overflow only, seamless loop */
.floating-card-status .floating-value,
.floating-card-focus  .floating-value{
  display:block;
  width:100%;
  min-width:0;
  overflow:visible;
  white-space:nowrap;
}

.floating-card-status .floating-value.is-marquee,
.floating-card-focus  .floating-value.is-marquee{
  overflow:hidden;
  mask-image: linear-gradient(90deg, transparent 0, #000 6%, #000 94%, transparent 100%);
  -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 6%, #000 94%, transparent 100%);
}

.floating-card .marquee-track{
  display:inline-flex;
  align-items:center;
  gap:0;
  width:max-content;
  direction:ltr;
  will-change: transform;
  transform: translate3d(0, 0, 0);
}

.floating-card .marquee-item{
  display:inline-block;
  white-space:nowrap;
  unicode-bidi: plaintext;
  padding-inline-end: 3em;
}

@media (prefers-reduced-motion: reduce){
  .floating-card .floating-value.is-marquee .marquee-track{ transform:none !important; }
}
@media (prefers-reduced-motion: reduce) {
  .floating-card-status,
  .floating-card-focus { animation: none; }
}

/* v70 — marquee rules unified into the .floating-card section above */
.floating-title { display: flex; align-items: center; gap: 8px; font-size: .74rem; color: var(--muted); font-weight: 600; }
.floating-value { font: 700 0.88rem/1.35 var(--font-display); color: var(--text); margin-top: 3px; }
@keyframes card-float-a {
  0%, 100% { transform: translate(0, 0) rotate(-0.6deg); }
  50%      { transform: translate(-4px, -8px) rotate(0.5deg); }
}
@keyframes card-float-b {
  0%, 100% { transform: translate(0, 0) rotate(0.6deg); }
  50%      { transform: translate(4px, -8px) rotate(-0.5deg); }
}
@media (max-width: 720px) {
  .profile-frame {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-template-areas:
      "media media"
      "status focus";
    gap: 12px;
    aspect-ratio: auto;
    padding: 12px;
  }
  .profile-image,
  .profile-placeholder {
    grid-area: media;
    width: 100%;
    aspect-ratio: 1 / 1;
  }
  .floating-card {
    position: relative;
    width: 100%;
    min-width: 0;
    max-width: none;
    padding: 12px 14px;
    border-radius: 16px;
    background:
      linear-gradient(135deg,
        color-mix(in oklab, var(--surface-strong) 92%, var(--neon-1) 8%),
        color-mix(in oklab, var(--surface-strong) 92%, var(--neon-2) 8%));
    border: 1px solid rgba(168,139,255,.22);
    box-shadow:
      0 8px 22px -10px rgba(168,139,255,.35),
      0 0 0 1px rgba(255,255,255,.04) inset;
    animation: none;
    overflow: hidden;
    transform: none;
  }
  .floating-card::before {
    content: "";
    position: absolute; inset: 0;
    background: radial-gradient(120% 80% at 50% -20%, rgba(168,139,255,.18), transparent 65%);
    pointer-events: none;
  }
  .floating-card::after { display: none; }
  .floating-card-status::after,
  .floating-card-focus::after { display: none; }
  .floating-card-status,
  .floating-card-focus { top: auto; bottom: auto; inset-inline: auto; transform: none; min-width: 0; }
  .floating-card-status {
    grid-area: status;
    overflow: hidden;
    align-self: start;
  }
  .floating-card-status .floating-value,
  .floating-card-focus  .floating-value {
    display: block;
    width: 100%;
    min-width: 0;
    white-space: nowrap;
    overflow: visible;
    line-height: 1.35;
  }
  .floating-card-status .floating-value.is-marquee,
  .floating-card-focus  .floating-value.is-marquee {
    overflow: hidden;
    background: none;
    color: var(--text);
    mask-image: linear-gradient(90deg, transparent 0, #000 8%, #000 92%, transparent 100%);
    -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 8%, #000 92%, transparent 100%);
  }
  .floating-card-status .floating-value.is-marquee .marquee-item,
  .floating-card-focus  .floating-value.is-marquee .marquee-item {
    background: var(--grad-title);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
  }
  .floating-card-focus  { grid-area: focus; overflow: hidden; }
  .floating-card-status { overflow: hidden; }
  .floating-title {
    font-size: .72rem; letter-spacing: .02em; text-transform: uppercase;
    opacity: .9;
  }
  .floating-value {
    font-size: .92rem; margin-top: 6px;
    background: var(--grad-title);
    -webkit-background-clip: text; background-clip: text; color: transparent;
  }
}
@media (max-width: 420px) {
  .profile-frame {
    grid-template-columns: 1fr;
    grid-template-areas:
      "media"
      "status"
      "focus";
  }
}

/* Status dot (eyebrow / floating-card) */
.dot {
  position: relative; display: inline-block; flex: none;
  width: 10px; height: 10px; border-radius: 50%;
  background: currentColor; box-shadow: 0 0 10px currentColor;
}
.dot-available, .dot.available     { color: var(--ok); }
.dot-limited,   .dot.limited       { color: var(--warn); }
.dot-unavailable,.dot.unavailable  { color: var(--danger); }
.dot::before, .dot::after {
  content: ""; position: absolute; inset: 0; border-radius: 50%;
  background: currentColor; opacity: .55; pointer-events: none;
  animation: dot-pulse 2s var(--ease-out) infinite;
}
.dot::after { animation-delay: 1s; opacity: .35; }
@keyframes dot-pulse {
  0%   { transform: scale(1);   opacity: .55; }
  70%  { opacity: 0; }
  100% { transform: scale(3);   opacity: 0; }
}

/* Chips */
.chip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 12px; border-radius: 999px;
  border: 1px solid var(--line); background: rgba(255, 255, 255, 0.04);
  color: var(--muted); font-size: 0.88rem;
}
.chip svg { width: 14px; height: 14px; }

/* ---------- 9. Buttons (animated neon border, transparent fill) ---------- */
@property --neon-angle {
  syntax: '<angle>'; inherits: false; initial-value: 0deg;
}
@keyframes neon-border-spin { to { --neon-angle: 360deg; } }
@keyframes neon-border-hue { 0% { filter: hue-rotate(0deg) saturate(1.1); } 100% { filter: hue-rotate(360deg) saturate(1.1); } }
@keyframes btn-available-pulse {
  0%   { box-shadow: 0 0 0 0 rgba(34,197,94,.55), 0 0 0 0 rgba(34,197,94,.35); }
  70%  { box-shadow: 0 0 0 14px rgba(34,197,94,0), 0 0 0 28px rgba(34,197,94,0); }
  100% { box-shadow: 0 0 0 0 rgba(34,197,94,0), 0 0 0 0 rgba(34,197,94,0); }
}

.btn {
  position: relative;
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 48px; padding: 12px 24px;
  border-radius: 14px; border: 1.5px solid transparent;
  background: transparent; color: var(--text);
  font: 700 0.94rem/1 var(--font-display); letter-spacing: 0.01em;
  cursor: pointer; isolation: isolate; overflow: visible;
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  transition: transform .25s var(--ease-out), background .25s ease, color .2s ease;
}
.btn svg { width: 18px; height: 18px; flex: none; }
.btn::before {
  content: ""; position: absolute; inset: -1.5px;
  border-radius: inherit; padding: 1.5px;
  background: conic-gradient(from var(--neon-angle, 0deg),
    var(--neon-1), var(--neon-2), var(--neon-3), var(--neon-4),
    var(--neon-2), var(--neon-1));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
          mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
          mask-composite: exclude;
  animation: neon-border-spin 6s linear infinite, neon-border-hue 8s linear infinite;
  pointer-events: none; z-index: -1;
  filter: drop-shadow(0 0 6px rgba(168, 139, 255, .55)) drop-shadow(0 0 14px rgba(94, 228, 207, .35));
}
.btn:hover {
  background: rgba(255, 255, 255, 0.06);
  transform: translateY(-2px);
}
.btn:hover::before { inset: -2.5px; animation-duration: 3s, 5s; }
.btn:active { transform: translateY(0) scale(.985); }
.btn:disabled { opacity: .6; cursor: not-allowed; transform: none; }
.btn.is-loading { pointer-events: none; }
.btn.is-loading .btn-spinner { display: inline-block; }
.btn-spinner {
  display: none;
  width: 16px; height: 16px; border: 2px solid currentColor;
  border-top-color: transparent; border-radius: 50%;
  animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.btn-block { width: 100%; }

/* Primary — same animated border, brighter inner glow on hover */
.btn-primary {
  color: var(--text);
}
.btn-primary:hover {
  background: rgba(168, 139, 255, 0.10);
  box-shadow: 0 18px 38px rgba(168, 139, 255, .28), 0 6px 14px rgba(94, 228, 207, .18);
}

.btn-ghost { color: var(--muted); }
.btn-ghost:hover { color: var(--text); }

/* Hero CTA: pulsing "available" green theme */
.btn-available::before {
  background: conic-gradient(from var(--neon-angle, 0deg),
    #22c55e, #5ee4cf, #34d399, #a7f3d0, #22c55e);
  filter: drop-shadow(0 0 8px rgba(34,197,94,.55)) drop-shadow(0 0 18px rgba(94,228,207,.45));
}
.btn-available {
  color: var(--text);
  animation: btn-available-pulse 2s var(--ease-out) infinite;
}
.btn-available:hover { background: rgba(34, 197, 94, .08); }

html[data-theme="light"] .btn { color: var(--text); }
html[data-theme="light"] .btn:hover { background: rgba(11, 15, 31, .04); }

/* ---------- 10. Section headings (single coherent gradient, no mixed colors) ---------- */
.section-heading { margin-bottom: 28px; }
.section-heading h2 {
  margin: 0;
  font: 700 clamp(1.6rem, 3vw, 2.2rem)/1.15 var(--font-serif);
  letter-spacing: -0.01em;
  display: flex; align-items: center; gap: 18px; justify-content: center; text-align: center; flex-wrap: nowrap;
  background: var(--grad-title);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
body.rtl .section-heading h2 { font-family: Vazirmatn, var(--font-serif); }
.section-heading h2 .accent {
  /* inherit the same gradient — no second color */
  background: none; color: inherit; -webkit-text-fill-color: inherit;
}
.section-heading h2::before,
.section-heading h2::after {
  content: ""; flex: 1 1 0; height: 2px;
  min-width: 40px; max-width: 220px;
  border-radius: 999px;
  background: linear-gradient(90deg, transparent, color-mix(in oklab, var(--neon-1) 60%, transparent), transparent);
  opacity: .8;
  -webkit-text-fill-color: initial;
}
@media (max-width: 560px) {
  .section-heading h2 { gap: 10px; font-size: 1.4rem; }
  .section-heading h2::before, .section-heading h2::after { min-width: 18px; }
}

/* ---------- Section block — strong glass on every section ---------- */
.section-block {
  margin-bottom: 28px; padding: 38px 32px;
  background:
    linear-gradient(140deg, rgba(255,255,255,.06), rgba(255,255,255,.015) 60%),
    color-mix(in oklab, var(--surface) 80%, transparent);
  border: 1px solid color-mix(in oklab, var(--line-strong) 70%, transparent);
  border-radius: var(--radius-xl);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.06),
    var(--shadow-md);
  backdrop-filter: blur(28px) saturate(180%);
  position: relative; overflow: hidden;
}
.section-block::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(60% 40% at 0% 0%, rgba(168,139,255,.12), transparent 60%),
    radial-gradient(50% 40% at 100% 100%, rgba(94,228,207,.10), transparent 60%);
  opacity: .65;
}
.section-block > * { position: relative; z-index: 1; }
.content-panel { margin-bottom: 28px; padding: 38px 32px; }
@media (max-width: 720px) {
  .section-block, .content-panel { padding: 26px 18px; }
}

/* ---------- 11. Stats / highlights ---------- */
.stats { margin-bottom: 28px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
@media (max-width: 980px) { .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }

.stat-card { padding: 22px; display: grid; gap: 6px;
  transition: transform .3s var(--ease-out), border-color .3s ease, box-shadow .3s ease;
}
.stat-card:hover { transform: translateY(-4px); border-color: var(--line-strong); box-shadow: var(--shadow-lg); }
.stat-value {
  font: 800 clamp(1.6rem, 3vw, 2.4rem)/1 var(--font-display);
  background: var(--grad-brand); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.stat-label { color: var(--muted); font-size: .9rem; }

/* ---------- 12. About — prose & social chip row ---------- */
.prose p { color: var(--muted); font-size: 1.02rem; }
.contact-chip-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }
.social-chip {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 9px 14px; border-radius: 999px;
  background: rgba(255,255,255,.05); border: 1px solid var(--line);
  color: var(--text); font-size: .9rem; font-weight: 600;
  transition: background .2s ease, border-color .2s ease, transform .2s ease;
}
.social-chip:hover { background: rgba(168,139,255,.10); border-color: var(--neon-1); transform: translateY(-2px); }
.social-chip svg { width: 16px; height: 16px; }

/* ---------- 13. Services ---------- */
.service-card { padding: 26px 24px; display: grid; gap: 12px; }
.icon-badge {
  width: 48px; height: 48px; border-radius: 14px;
  display: grid; place-items: center;
  background: linear-gradient(135deg, rgba(168,139,255,.18), rgba(94,228,207,.14));
  border: 1px solid var(--line-strong);
  color: var(--neon-1);
}
.service-card h3 { margin: 0; font: 700 1.12rem/1.3 var(--font-display); }
.service-card p { margin: 0; color: var(--muted); }
.bullet-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 6px; }
.bullet-list li {
  position: relative; padding-inline-start: 18px; color: var(--muted); font-size: .92rem;
}
.bullet-list li::before {
  content: ""; position: absolute; inset-inline-start: 0; top: .6em;
  width: 6px; height: 6px; border-radius: 50%; background: var(--grad-brand);
}

/* ---------- 14. Projects ---------- */
.project-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
@media (max-width: 1100px) { .project-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px)  { .project-grid { grid-template-columns: 1fr; } }
.project-card { overflow: hidden; display: grid; grid-template-rows: 200px auto; transition: transform .3s var(--ease-out), border-color .3s ease, box-shadow .3s ease; }
.project-card:hover { transform: translateY(-4px); border-color: var(--line-strong); box-shadow: var(--shadow-lg); }
.project-card.featured { border-color: var(--neon-1); }
.project-media { position: relative; overflow: hidden; }
.project-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--ease-out); }
.project-card:hover .project-media img { transform: scale(1.06); }
.project-placeholder {
  width: 100%; height: 100%; display: grid; place-items: center;
  background: linear-gradient(135deg, rgba(168,139,255,.18), rgba(94,228,207,.12));
  font: 800 3rem/1 var(--font-display); color: var(--muted);
}
.feature-badge {
  position: absolute; top: 12px; inset-inline-start: 12px;
  padding: 6px 10px; border-radius: 999px;
  background: var(--grad-brand); color: #07070f;
  font: 800 .72rem/1 var(--font-display);
}
.project-body { padding: 20px; display: grid; gap: 10px; }
.project-topline { display: flex; align-items: baseline; gap: 10px; }
.project-topline h3 { margin: 0; font: 700 1.05rem/1.3 var(--font-display); flex: 1; min-width: 0; }
.project-topline .year { color: var(--soft); font: 600 .82rem/1 var(--font-mono); }
.project-body p { margin: 0; color: var(--muted); font-size: .94rem; }
.tag-row { display: flex; flex-wrap: wrap; gap: 6px; }
.tag {
  padding: 4px 9px; border-radius: 999px;
  background: rgba(255,255,255,.05); border: 1px solid var(--line);
  font-size: .76rem; color: var(--muted);
}
.project-links { display: flex; gap: 14px; margin-top: 4px; }
.project-links a {
  display: inline-flex; align-items: center; gap: 6px;
  color: var(--text); font-size: .88rem; font-weight: 600;
  border-bottom: 1px solid transparent;
  transition: color .2s ease, border-color .2s ease;
}
.project-links a:hover { color: var(--neon-2); border-color: var(--neon-2); }
.project-links svg { width: 14px; height: 14px; }

/* ---------- 15. Skills (row-first grid + modern glass card) ---------- */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 18px;
  align-items: stretch;
}
@media (max-width: 560px) {
  .skills-grid { grid-template-columns: 1fr; }
}

.skill-card {
  position: relative;
  padding: 22px 22px 20px;
  display: flex; flex-direction: column; gap: 16px;
  background:
    linear-gradient(155deg, rgba(168,139,255,.10), rgba(94,228,207,.04) 55%, transparent 100%),
    color-mix(in oklab, var(--surface) 78%, transparent);
  border: 1px solid color-mix(in oklab, var(--line-strong) 70%, transparent);
  border-radius: var(--radius-xl);
  backdrop-filter: blur(28px) saturate(180%);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.07),
    0 18px 40px -22px rgba(0,0,0,.55);
  overflow: hidden;
  transition: transform .35s var(--ease-out), border-color .35s ease, box-shadow .35s ease;
}
.skill-card::after {
  content: ""; position: absolute; inset: -1px; border-radius: inherit; pointer-events: none;
  padding: 1px;
  background: linear-gradient(135deg, rgba(168,139,255,.5), rgba(94,228,207,.3), transparent 70%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
          mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  opacity: .5; transition: opacity .35s ease;
}
.skill-card:hover { transform: translateY(-4px);
  border-color: color-mix(in oklab, var(--neon-1) 55%, var(--line-strong));
  box-shadow: inset 0 1px 0 rgba(255,255,255,.08), 0 30px 60px -28px rgba(168,139,255,.4);
}
.skill-card:hover::after { opacity: 1; }
.skill-card-glow {
  position: absolute; top: -45%; inset-inline-end: -25%;
  width: 70%; aspect-ratio: 1;
  background: radial-gradient(circle, rgba(168,139,255,.32), transparent 65%);
  filter: blur(35px); pointer-events: none; opacity: .55;
}

.skill-card-head {
  position: relative; z-index: 1;
  display: flex; align-items: center; gap: 14px;
  padding-bottom: 14px;
  border-bottom: 1px solid color-mix(in oklab, var(--line) 80%, transparent);
}
.skill-card-badge {
  width: 48px; height: 48px; flex: none;
  display: inline-grid; place-items: center;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(168,139,255,.28), rgba(94,228,207,.18));
  border: 1px solid rgba(168,139,255,.35);
  color: var(--neon-1);
  box-shadow: 0 8px 22px -8px rgba(168,139,255,.55);
  overflow: hidden;
}
.skill-card-badge svg { width: 22px; height: 22px; }
.skill-card-badge.is-devicon {
  background: linear-gradient(135deg, rgba(255,255,255,.10), rgba(255,255,255,.04));
  border-color: rgba(255,255,255,.14);
}
.skill-card-badge.is-devicon img { width: 28px; height: 28px; object-fit: contain; }
html[data-theme="light"] .skill-card-badge.is-devicon {
  background: linear-gradient(135deg, rgba(15,23,42,.06), rgba(15,23,42,.02));
  border-color: rgba(15,23,42,.10);
}
/* SkillGroup emoji badge — distinct visual treatment vs per-skill devicons. */
.skill-card-badge.is-emoji {
  background: linear-gradient(135deg, rgba(168,139,255,.18), rgba(96,165,250,.10));
  border-color: rgba(168,139,255,.30);
}
.skill-card-badge.is-emoji .group-emoji {
  font-size: 24px;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  filter: drop-shadow(0 1px 0 rgba(0,0,0,.25));
}
html[data-theme="light"] .skill-card-badge.is-emoji {
  background: linear-gradient(135deg, rgba(99,102,241,.12), rgba(59,130,246,.06));
  border-color: rgba(99,102,241,.22);
}

.skill-card-titles { min-width: 0; display: grid; gap: 2px; }
.skill-card-head h3 {
  margin: 0;
  font: 700 1.05rem/1.25 var(--font-display);
  color: var(--text);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.skill-card-sub { font-size: .76rem; color: var(--soft); font-weight: 600; }

.skill-list { position: relative; z-index: 1; list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.skill-row {
  display: grid; grid-template-columns: 38px 1fr; gap: 12px; align-items: center;
  padding: 10px 12px; border-radius: 14px;
  background: rgba(255,255,255,.03);
  border: 1px solid rgba(255,255,255,.05);
  transition: background .25s ease, border-color .25s ease, transform .25s ease;
}
.skill-row:hover {
  background: linear-gradient(135deg, rgba(168,139,255,.10), rgba(94,228,207,.06));
  border-color: rgba(168,139,255,.30);
}
.skill-row-icon {
  width: 38px; height: 38px; display: inline-grid; place-items: center; flex: none;
  border-radius: 11px;
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.08);
  color: var(--neon-2);
}
.skill-row-icon img { width: 22px; height: 22px; object-fit: contain; }
.skill-row-icon img.is-kivy-official {
  /* official white logo is fine on dark rows; light-mode handled below */
}
html[data-theme="light"] .skill-row-icon img.is-kivy-official {
  filter: drop-shadow(0 1px 2px rgba(0,0,0,.45));
}
.skill-row-icon svg { width: 18px; height: 18px; }
.skill-row-body { display: grid; gap: 6px; min-width: 0; }
.skill-row-top { display: flex; align-items: baseline; gap: 8px; justify-content: space-between; }
.skill-name { font-weight: 700; font-size: .94rem; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.skill-detail { color: var(--soft); font-size: .74rem; }
.skill-pct {
  font: 800 .92rem/1 var(--font-mono);
  color: var(--neon-2);
  flex: none;
  letter-spacing: .02em;
  font-variant-numeric: tabular-nums;
}
html[dir="rtl"] .skill-pct,
body.rtl .skill-pct {
  font-family: "Vazirmatn", system-ui, sans-serif;
  font-size: .98rem;
  font-weight: 800;
  letter-spacing: 0;
}
.skill-bar {
  height: 6px; border-radius: 999px;
  background: rgba(255,255,255,.06); overflow: hidden;
  border: 1px solid rgba(255,255,255,.06);
}
.skill-bar span {
  display: block; height: 100%; width: 0;
  background: linear-gradient(90deg, var(--neon-1), var(--neon-2));
  box-shadow: 0 0 12px rgba(168,139,255,.55);
  border-radius: inherit;
  transition: width 1.2s var(--ease-out);
}

/* ---------- 16. Timeline (experience) ---------- */
.timeline { position: relative; display: grid; gap: 14px; padding-inline-start: 24px; }
.timeline::before {
  content: ""; position: absolute; inset-block: 8px; inset-inline-start: 8px; width: 2px;
  background: linear-gradient(180deg, var(--neon-1), var(--neon-2), transparent);
  border-radius: 999px;
}
.timeline-item { position: relative; padding: 22px; }
.timeline-item::before {
  content: ""; position: absolute; top: 28px; inset-inline-start: -20px;
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--grad-brand); border: 3px solid var(--bg-1);
  box-shadow: 0 0 0 1px var(--neon-1), 0 0 14px rgba(168,139,255,.65);
}
body.rtl .timeline { padding-inline-start: 0; padding-inline-end: 24px; }
body.rtl .timeline::before { inset-inline-start: auto; inset-inline-end: 8px; }
body.rtl .timeline-item::before { inset-inline-start: auto; inset-inline-end: -20px; }
.timeline-head { display: flex; justify-content: space-between; align-items: baseline; gap: 10px; flex-wrap: wrap; }
.timeline-head h3 { margin: 0; font: 700 1.05rem/1.3 var(--font-display); }
.timeline-head span { color: var(--soft); font: 600 .82rem/1 var(--font-mono); }
.timeline-company { color: var(--neon-2); font-weight: 600; font-size: .92rem; margin: 4px 0 8px; }
.timeline-content p { margin: 0; color: var(--muted); }

/* ==========================================================================
   17. EDUCATION — v15 Modern Mobile-First
   Compact, premium card. No numbered seals. Crest + institute header,
   prominent field title, degree pill, description shelf. Optimized for touch.
   ========================================================================== */

#education {
  position: relative;
  overflow: hidden;
}
#education::before {
  content: "";
  position: absolute;
  inset: 40px 4% auto;
  height: 220px;
  pointer-events: none;
  background:
    radial-gradient(closest-side at 20% 30%, color-mix(in oklab, var(--neon-2) 16%, transparent), transparent 72%),
    radial-gradient(closest-side at 82% 18%, color-mix(in oklab, var(--neon-1) 16%, transparent), transparent 70%);
  filter: blur(40px);
  opacity: .8;
  z-index: 0;
}
#education .section-heading {
  position: relative;
  z-index: 1;
  margin-bottom: 28px;
}

.edu-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 360px), 1fr));
  gap: 18px;
}

.edu-card {
  --edu-accent: var(--neon-2);
  --edu-accent-2: var(--neon-1);
  --edu-ink: var(--text);
  --edu-faint: color-mix(in oklab, var(--line-strong) 70%, transparent);
  --edu-glass: color-mix(in oklab, var(--surface-strong) 84%, transparent);

  position: relative;
  isolation: isolate;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: clamp(18px, 3vw, 26px);
  border-radius: 24px;
  border: 1px solid color-mix(in oklab, var(--line-strong) 55%, transparent);
  background:
    linear-gradient(135deg, rgba(255,255,255,.07), rgba(255,255,255,.012) 50%, rgba(255,255,255,.04)),
    radial-gradient(120% 90% at 100% 0%, color-mix(in oklab, var(--edu-accent) 14%, transparent), transparent 60%),
    radial-gradient(95% 75% at 0% 100%, color-mix(in oklab, var(--edu-accent-2) 12%, transparent), transparent 62%),
    var(--edu-glass);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.08),
    inset 0 -1px 0 rgba(0,0,0,.32),
    0 24px 60px -38px rgba(0,0,0,.78);
  backdrop-filter: blur(22px) saturate(160%);
  -webkit-backdrop-filter: blur(22px) saturate(160%);
  transition: transform .45s var(--ease-out), border-color .35s ease, box-shadow .45s ease;
  animation: edu15-enter .65s var(--ease-out) both;
  animation-delay: calc(var(--i, 1) * 70ms);
}
.edu-card::before {
  content: "";
  position: absolute;
  inset: -1px;
  padding: 1px;
  border-radius: inherit;
  background: linear-gradient(135deg,
    color-mix(in oklab, var(--edu-accent) 70%, transparent),
    transparent 36%, transparent 62%,
    color-mix(in oklab, var(--edu-accent-2) 58%, transparent));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
          mask-composite: exclude;
  opacity: .45;
  pointer-events: none;
  z-index: 3;
  transition: opacity .4s ease;
}
.edu-card:hover {
  transform: translateY(-4px);
  border-color: color-mix(in oklab, var(--edu-accent) 42%, var(--line-strong));
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.12),
    inset 0 -1px 0 rgba(0,0,0,.36),
    0 36px 78px -40px rgba(0,0,0,.88),
    0 0 0 1px color-mix(in oklab, var(--edu-accent) 22%, transparent),
    0 0 42px -22px color-mix(in oklab, var(--edu-accent) 85%, transparent);
}
.edu-card:hover::before { opacity: .9; }

.edu-glow {
  position: absolute;
  top: -40%;
  inset-inline-end: -30%;
  width: 70%;
  height: 70%;
  pointer-events: none;
  background: radial-gradient(closest-side, color-mix(in oklab, var(--edu-accent) 28%, transparent), transparent 70%);
  filter: blur(40px);
  opacity: .55;
  z-index: 0;
}

.edu-sheen {
  position: absolute;
  inset-block: 0;
  inset-inline-start: -42%;
  width: 36%;
  pointer-events: none;
  z-index: 2;
  background: linear-gradient(105deg, transparent, rgba(255,255,255,.14), transparent);
  transform: skewX(-16deg);
  opacity: 0;
  transition: inset-inline-start .9s var(--ease-out), opacity .35s ease;
}
.edu-card:hover .edu-sheen { inset-inline-start: 112%; opacity: 1; }

@keyframes edu15-enter {
  from { opacity: 0; transform: translateY(14px) scale(.98); filter: blur(6px); }
  to   { opacity: 1; transform: translateY(0) scale(1); filter: blur(0); }
}

.edu-card-head {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}
.edu-crest {
  flex: none;
  position: relative;
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  border-radius: 16px;
  color: #fff;
  background:
    radial-gradient(circle at 32% 22%, rgba(255,255,255,.28), transparent 30%),
    linear-gradient(135deg, color-mix(in oklab, var(--edu-accent) 86%, #fff 8%), color-mix(in oklab, var(--edu-accent-2) 78%, #000 4%));
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.32),
    0 14px 28px -16px color-mix(in oklab, var(--edu-accent) 90%, transparent);
  transition: transform .5s var(--ease-out), border-radius .5s var(--ease-out);
}
.edu-crest svg { width: 22px; height: 22px; filter: drop-shadow(0 5px 9px rgba(0,0,0,.3)); }
.edu-card:hover .edu-crest { transform: translateY(-2px) rotate(-4deg) scale(1.05); border-radius: 20px; }

.edu-head-meta {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
  flex: 1;
}
.edu-institute {
  display: block;
  color: color-mix(in oklab, var(--edu-ink) 78%, transparent);
  font: 700 .84rem/1.5 var(--font-display);
  letter-spacing: .04em;
  text-transform: uppercase;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
/* In Farsi, uppercase/wide tracking destroys legibility — switch to Vazirmatn
   at a native weight, no tracking, no uppercase. */
body.rtl .edu-institute {
  font-family: "Vazirmatn", var(--font-fa, "Sora"), system-ui, sans-serif;
  font-weight: 700;
  font-size: .95rem;
  letter-spacing: 0;
  text-transform: none;
}
.edu-period {
  align-self: flex-start;
  padding: 5px 11px;
  border-radius: 999px;
  border: 1px solid color-mix(in oklab, var(--edu-faint) 76%, transparent);
  background: rgba(255,255,255,.05);
  color: var(--edu-ink);
  /* Vazirmatn renders Persian digits cleanly; JetBrains Mono falls back to
     unstyled Tofu/Arial for Farsi numerals which looked broken. */
  font-family: "Vazirmatn", var(--font-fa, ui-monospace), ui-monospace, monospace;
  font-weight: 600;
  font-size: .82rem;
  line-height: 1.1;
  letter-spacing: 0;
  font-variant-numeric: tabular-nums lining-nums;
  font-feature-settings: "tnum" 1, "lnum" 1, "ss01" 1, "ss02" 1, "calt" 1;
}

.edu-title {
  position: relative;
  z-index: 1;
  margin: 0;
  color: var(--edu-ink);
  font: 850 clamp(1.2rem, 2vw, 1.6rem)/1.3 var(--font-display);
  letter-spacing: -.025em;
  text-wrap: balance;
}
body.rtl .edu-title {
  font-family: "Vazirmatn", var(--font-fa, var(--font-display));
  font-weight: 800;
  letter-spacing: 0;
  line-height: 1.45;
}

.edu-tags {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.edu-degree-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 13px;
  border-radius: 999px;
  border: 1px solid color-mix(in oklab, var(--edu-accent) 34%, transparent);
  background: linear-gradient(135deg,
    color-mix(in oklab, var(--edu-accent) 18%, transparent),
    rgba(255,255,255,.035));
  color: color-mix(in oklab, var(--edu-ink) 88%, var(--edu-accent));
  font: 800 .72rem/1 var(--font-display);
  letter-spacing: .09em;
  text-transform: uppercase;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.08);
}
body.rtl .edu-degree-tag {
  font-family: "Vazirmatn", var(--font-fa, var(--font-display));
  font-weight: 700;
  font-size: .82rem;
  letter-spacing: 0;
  text-transform: none;
  padding: 6px 12px;
}
body.rtl .edu-desc {
  font-family: "Vazirmatn", var(--font-fa, system-ui), system-ui, sans-serif;
  font-size: .95rem;
  line-height: 1.95;
  font-feature-settings: "ss01" 1, "ss02" 1, "calt" 1;
}
.edu-degree-dot {
  flex: none;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--edu-accent);
  box-shadow: 0 0 16px color-mix(in oklab, var(--edu-accent) 90%, transparent);
}

.edu-desc-shell {
  position: relative;
  z-index: 1;
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid color-mix(in oklab, var(--edu-faint) 60%, transparent);
  background:
    linear-gradient(135deg, rgba(255,255,255,.045), rgba(255,255,255,.015)),
    color-mix(in oklab, var(--bg-1) 18%, transparent);
  box-shadow: inset 3px 0 0 color-mix(in oklab, var(--edu-accent) 54%, transparent);
}
body.rtl .edu-desc-shell { box-shadow: inset -3px 0 0 color-mix(in oklab, var(--edu-accent) 54%, transparent); }
.edu-desc {
  margin: 0;
  color: color-mix(in oklab, var(--edu-ink) 74%, transparent);
  font-size: .92rem;
  line-height: 1.85;
  text-wrap: pretty;
}

.edu-card:nth-child(3n+2) { --edu-accent: var(--neon-1); --edu-accent-2: var(--neon-2); }
.edu-card:nth-child(3n+3) { --edu-accent: var(--neon-3); --edu-accent-2: var(--neon-4); }

html[data-theme="light"] .edu-card {
  --edu-glass: rgba(255,255,255,.82);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.86),
    inset 0 -1px 0 rgba(15,23,42,.05),
    0 24px 54px -36px rgba(30,41,59,.32);
}
html[data-theme="light"] .edu-desc-shell,
html[data-theme="light"] .edu-period { background: rgba(255,255,255,.6); }

@media (prefers-reduced-motion: reduce) {
  .edu-card { animation: none !important; transition: none !important; }
  .edu-sheen { display: none; }
  .edu-card:hover { transform: none; }
}





/* ---------- 18. Publications (modern 2-column grid) ---------- */
/* Persian-friendly font stack: Vazirmatn renders Farsi digits/letters cleanly;
   fall back to display stack for Latin. tabular-nums keeps year badges aligned. */
:root {
  --font-fa: "Vazirmatn", "Sora", "Plus Jakarta Sans", system-ui, sans-serif;
}

.publication-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}
@media (max-width: 820px) { .publication-list { grid-template-columns: 1fr; } }

.pub-card {
  position: relative;
  padding: 22px 22px 18px;
  display: grid;
  gap: 12px;
  align-content: start;
  border-radius: 18px;
  overflow: hidden;
  isolation: isolate;
  transition: transform .3s var(--ease-out), border-color .3s ease, box-shadow .3s ease;
}
.pub-card::before {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(135deg, color-mix(in oklab, var(--neon-2) 10%, transparent), transparent 55%);
  opacity: .55; z-index: -1; pointer-events: none;
}
.pub-card::after {
  content: "";
  position: absolute; left: 0; top: 0; bottom: 0; width: 3px;
  background: linear-gradient(180deg, var(--neon-2), color-mix(in oklab, var(--neon-2) 20%, transparent));
  opacity: .85;
}
[dir="rtl"] .pub-card::after { left: auto; right: 0; }
.pub-card:hover {
  transform: translateY(-3px);
  border-color: var(--line-strong);
  box-shadow: 0 14px 40px -22px color-mix(in oklab, var(--neon-2) 55%, transparent);
}

.pub-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 10px; }
.pub-head h3 {
  margin: 0;
  font: 700 1.08rem/1.55 var(--font-display);
  letter-spacing: -0.005em;
  flex: 1; min-width: 0;
  display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
}
/* Year badge — use Vazirmatn so Persian digits render beautifully and keep tabular alignment */
.pub-head span {
  color: var(--text);
  font-family: var(--font-fa);
  font-weight: 700;
  font-size: .92rem;
  line-height: 1;
  font-variant-numeric: tabular-nums lining-nums;
  font-feature-settings: "tnum" 1, "ss01" 1, "ss02" 1, "calt" 1;
  letter-spacing: .01em;
  padding: 7px 12px;
  border-radius: 999px;
  background: color-mix(in oklab, var(--neon-2) 16%, transparent);
  border: 1px solid color-mix(in oklab, var(--neon-2) 38%, transparent);
  white-space: nowrap;
  direction: ltr;          /* keep year digits left-to-right inside the pill */
  unicode-bidi: isolate;
}
.pub-meta {
  color: var(--neon-2);
  font-family: var(--font-fa);
  font-weight: 700;
  font-size: .95rem;
  letter-spacing: .005em;
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum" 1, "ss01" 1, "ss02" 1;
}
.pub-card p {
  margin: 0;
  color: var(--muted);
  font-family: var(--font-fa);
  font-size: .92rem;
  line-height: 1.85;
  font-variant-numeric: tabular-nums proportional-nums;
  font-feature-settings: "tnum" 1, "ss01" 1, "calt" 1, "kern" 1;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}

.pub-footer {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  padding-top: 12px;
  border-top: 1px dashed color-mix(in oklab, var(--line-strong) 70%, transparent);
}
.pub-footer .chip {
  padding: 5px 11px;
  font-family: var(--font-fa);
  font-weight: 600;
  font-size: .78rem;
  line-height: 1;
  letter-spacing: .01em;
  /* uppercase mangles Persian — only apply to Latin */
  text-transform: none;
  border-radius: 999px;
  background: color-mix(in oklab, var(--neon-2) 10%, transparent);
  border: 1px solid color-mix(in oklab, var(--line-strong) 90%, transparent);
  color: var(--text);
  font-feature-settings: "tnum" 1, "ss01" 1;
}
.pub-footer a {
  display: inline-flex; align-items: center; gap: 6px;
  color: var(--text);
  font-family: var(--font-fa);
  font-weight: 600;
  font-size: .85rem;
  padding: 5px 11px; border-radius: 999px;
  border: 1px solid color-mix(in oklab, var(--line-strong) 90%, transparent);
  background: color-mix(in oklab, var(--text) 4%, transparent);
  transition: color .2s ease, border-color .2s ease, background .2s ease, transform .2s ease;
}
.pub-footer a:hover {
  color: var(--neon-2);
  border-color: var(--neon-2);
  background: color-mix(in oklab, var(--neon-2) 12%, transparent);
  transform: translateY(-1px);
}

/* RTL refinements — Vazirmatn for the entire card so Persian digits & text match */
body.rtl .pub-card,
[dir="rtl"] .pub-card {
  font-family: var(--font-fa);
}
body.rtl .pub-head h3,
[dir="rtl"] .pub-head h3 {
  font-family: var(--font-fa);
  letter-spacing: 0;
}

/* ---------- 19. Contact ---------- */
.contact-layout { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 18px; }
@media (max-width: 900px) { .contact-layout { grid-template-columns: 1fr; } }

.social-panel { padding: 24px; display: grid; gap: 14px; max-height: 100%; }
.social-panel-head h3 { margin: 0; font: 700 1.05rem/1.3 var(--font-display); }
/* Cap the inner list height so adding more social networks doesn't grow
   the contact card — only the social list scrolls. */
.social-grid {
  list-style: none; padding: 0; margin: 0;
  display: grid; gap: 8px;
  max-height: 360px;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding-inline-end: 6px;
  scrollbar-width: thin;
  scrollbar-color: rgba(168,139,255,.55) transparent;
}
.social-grid::-webkit-scrollbar { width: 8px; }
.social-grid::-webkit-scrollbar-track { background: transparent; }
.social-grid::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, rgba(168,139,255,.7), rgba(94,228,207,.65));
  border-radius: 999px;
}
@media (max-width: 640px) { .social-grid { max-height: 320px; } }
.social-tile {
  display: grid; grid-template-columns: auto 1fr auto;
  gap: 12px; align-items: center;
  padding: 12px 14px; border-radius: 14px;
  background: rgba(255,255,255,.04); border: 1px solid var(--line);
  color: var(--text);
  transition: background .2s ease, border-color .2s ease, transform .2s ease;
}
.social-tile:hover { background: rgba(168,139,255,.08); border-color: var(--neon-1); transform: translateY(-2px); }
.social-tile-ico {
  width: 36px; height: 36px; display: grid; place-items: center;
  border-radius: 10px; background: linear-gradient(135deg, rgba(168,139,255,.18), rgba(94,228,207,.12));
  color: var(--neon-1);
}
.social-tile-text { display: grid; min-width: 0; }
.social-tile-title { font-weight: 700; font-size: .94rem; }
.social-tile-handle { color: var(--soft); font-size: .78rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.social-tile-arrow { color: var(--muted); transition: transform .2s ease, color .2s ease; }
body.rtl .social-tile-arrow svg { transform: scaleX(-1); }
.social-tile:hover .social-tile-arrow { color: var(--neon-2); transform: translateX(2px); }
body.rtl .social-tile:hover .social-tile-arrow { transform: translateX(-2px); }

.social-direct { display: grid; gap: 8px; padding-top: 12px; border-top: 1px dashed var(--line); }
.social-direct-row {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px; border-radius: 12px;
  color: var(--text); font-weight: 600; font-size: .92rem;
  min-width: 0;
  transition: background .2s ease;
}
.social-direct-row:hover { background: rgba(255,255,255,.05); }
.social-direct-row svg { color: var(--neon-2); flex: 0 0 auto; width: 16px; height: 16px; }
.social-direct-row span { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* Form */
.form-card { padding: 26px; display: grid; gap: 14px; }
.form-title { margin: 0 0 4px; font: 700 1.05rem/1.3 var(--font-display); }
.hidden-hp { position: absolute; left: -9999px; opacity: 0; pointer-events: none; height: 0; width: 0; }
.field-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 640px) { .field-grid { grid-template-columns: 1fr; } }
.field { display: grid; gap: 6px; }
.field > span { font-size: .85rem; color: var(--muted); font-weight: 600; }
.field .req { color: var(--danger); margin-inline-start: 4px; }
.glass-input {
  padding: 12px 14px; border-radius: 12px;
  border: 1px solid var(--line-strong);
  background: rgba(255,255,255,.04); color: var(--text);
  font-size: .95rem; line-height: 1.5;
  transition: border-color .2s ease, background .2s ease, box-shadow .2s ease;
}
.glass-input:hover { border-color: var(--neon-1); }
.glass-input:focus { outline: none; border-color: var(--neon-2); background: rgba(94,228,207,.06); box-shadow: 0 0 0 3px rgba(94,228,207,.18); }
.glass-input::placeholder { color: var(--soft); }
.no-resize { resize: none; }
.form-status { margin: 0; min-height: 22px; font-size: .88rem; color: var(--muted); }
.form-status.ok  { color: var(--ok); }
.form-status.err { color: var(--danger); }

/* ---------- 20. Footer ---------- */
.footer {
  margin-top: 12px; padding: 24px 28px;
  display: grid; grid-template-columns: 1fr auto; gap: 16px;
  align-items: center;
}
.footer-brand { display: inline-flex; align-items: center; gap: 16px; min-width: 0; }
.footer-logo {
  width: 72px; height: 72px; border-radius: 16px; object-fit: cover;
  box-shadow: 0 10px 24px rgba(0,0,0,.25), 0 0 0 1px var(--line-strong);
}
.footer-mark {
  width: 72px; height: 72px; border-radius: 16px;
  display: grid; place-items: center;
  background: var(--grad-brand); color: #07070f;
  font: 800 1.6rem/1 var(--font-display);
  box-shadow: 0 10px 24px rgba(168,139,255,.35);
}
.footer-brand-name { font-weight: 700; font-size: 1.02rem; }
.footer-brand-slogan { color: var(--soft); font-size: .86rem; margin-top: 2px; }
.footer-brand-text.is-single { display: flex; align-items: center; }
.footer-copy { color: var(--muted); font-size: .85rem; text-align: end; }
@media (max-width: 640px) {
  .footer { grid-template-columns: 1fr; text-align: center; padding: 22px 18px; }
  .footer-brand { justify-content: center; }
  .footer-copy { text-align: center; }
  .footer-logo, .footer-mark { width: 64px; height: 64px; border-radius: 14px; }
  .footer-brand-name { font-size: 1rem; }
}

/* ---------- 21. Floating to-top button ---------- */
.to-top {
  position: fixed; bottom: 20px; inset-inline-end: 20px; z-index: 90;
  width: 46px; height: 46px; border-radius: 14px;
  display: inline-grid; place-items: center;
  background: var(--surface-strong); border: 1px solid var(--line-strong);
  color: var(--text); cursor: pointer; box-shadow: var(--shadow-md);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  transform: translateY(20px); opacity: 0; pointer-events: none;
  transition: transform .25s var(--ease-out), opacity .25s ease, background .2s ease;
}
.to-top.show { transform: translateY(0); opacity: 1; pointer-events: auto; }
.to-top:hover { background: rgba(168,139,255,.18); border-color: var(--neon-1); }

/* ---------- 22. Toast (modern glass card, theme-aware, auto-dismiss) ----- */
.toast-host {
  position: fixed !important;
  z-index: 9999;
  top: calc(20px + env(safe-area-inset-top, 0px));
  left: 50%;
  right: auto;
  bottom: auto;
  transform: translateX(-50%);
  display: grid; gap: 10px;
  width: min(420px, calc(100% - 28px));
  max-width: min(420px, calc(100% - 28px));
  pointer-events: none;
}
@media (max-width: 640px) {
  .toast-host {
    top: calc(14px + env(safe-area-inset-top, 0px));
    width: calc(100% - 24px);
    max-width: calc(100% - 24px);
    justify-items: stretch;
  }
}
.toast {
  --toast-accent-1: var(--ok);
  --toast-accent-2: #34d399;
  pointer-events: auto;
  position: relative;
  display: grid; grid-template-columns: auto 1fr auto; gap: 12px; align-items: start;
  padding: 14px 16px 18px;
  border-radius: 18px;
  background:
    linear-gradient(135deg, color-mix(in oklab, var(--toast-accent-1) 14%, transparent), transparent 60%),
    color-mix(in oklab, var(--surface-strong) 92%, transparent);
  border: 1px solid color-mix(in oklab, var(--toast-accent-1) 35%, var(--line-strong));
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.08),
    0 18px 42px -16px color-mix(in oklab, var(--toast-accent-1) 35%, rgba(0,0,0,.4)),
    0 8px 20px rgba(0,0,0,.18);
  backdrop-filter: blur(26px) saturate(180%);
  -webkit-backdrop-filter: blur(26px) saturate(180%);
  color: var(--text);
  font-family: var(--font-ui), Vazirmatn, system-ui, sans-serif;
  transform: translateY(18px) scale(.98); opacity: 0;
  transition: transform .32s var(--ease-out), opacity .24s ease;
  overflow: hidden;
}
body.rtl .toast { font-family: Vazirmatn, var(--font-ui), system-ui, sans-serif; }
.toast.show { transform: translateY(0) scale(1); opacity: 1; }
.toast.leave { transform: translateY(8px) scale(.98); opacity: 0; }

.toast-ok   { --toast-accent-1: #22c55e; --toast-accent-2: #4ade80; }
.toast-err  { --toast-accent-1: #ef4444; --toast-accent-2: #fb7185; }
.toast-warn { --toast-accent-1: #f59e0b; --toast-accent-2: #fbbf24; }
.toast-info { --toast-accent-1: #38bdf8; --toast-accent-2: #818cf8; }

.toast-ico {
  width: 40px; height: 40px; flex: none;
  display: grid; place-items: center;
  border-radius: 12px;
  color: var(--toast-accent-1);
  background:
    linear-gradient(135deg, color-mix(in oklab, var(--toast-accent-1) 22%, transparent),
                            color-mix(in oklab, var(--toast-accent-2) 14%, transparent));
  border: 1px solid color-mix(in oklab, var(--toast-accent-1) 40%, transparent);
  box-shadow: 0 0 18px -4px color-mix(in oklab, var(--toast-accent-1) 55%, transparent);
}
.toast-body { display: grid; gap: 3px; min-width: 0; }
.toast-title {
  font: 700 .98rem/1.3 var(--font-display);
  letter-spacing: .01em;
  color: var(--text);
}
body.rtl .toast-title { font-family: Vazirmatn, var(--font-display); }
.toast-detail { color: var(--muted); font-size: .87rem; line-height: 1.55; }
.toast-close {
  width: 30px; height: 30px; flex: none;
  display: grid; place-items: center;
  border: 0; background: transparent; color: var(--soft);
  font-size: 1.4rem; line-height: 1; cursor: pointer; border-radius: 8px;
  transition: background .18s ease, color .18s ease;
}
.toast-close:hover { background: color-mix(in oklab, var(--toast-accent-1) 14%, transparent); color: var(--text); }

/* Reverse-running gradient progress bar (no remaining-time text). */
.toast-progress {
  position: absolute; inset-inline: 0; bottom: 0;
  height: 3px;
  background: color-mix(in oklab, var(--text) 8%, transparent);
  border-bottom-left-radius: inherit;
  border-bottom-right-radius: inherit;
  overflow: hidden;
}
.toast-progress > span {
  display: block; height: 100%; width: 100%;
  background: linear-gradient(90deg, var(--toast-accent-1), var(--toast-accent-2), var(--toast-accent-1));
  background-size: 200% 100%;
  animation: toast-progress-shimmer 2.4s linear infinite;
  transition: width linear;
  will-change: width;
}
@keyframes toast-progress-shimmer {
  0%   { background-position: 0% 0; }
  100% { background-position: 200% 0; }
}

.sr-only {
  position: absolute !important;
  width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* ---------- 23. Reveal animations ---------- */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .55s var(--ease-out), transform .55s var(--ease-out); }
.reveal.in { opacity: 1; transform: translateY(0); }

/* ---------- 24. Background scattered orbs ---------- */
#bg-orb-layer {
  position: absolute; top: 0; left: 0; width: 100%;
  pointer-events: none; z-index: 0; overflow: hidden;
}
.profile-orb {
  position: absolute; display: block; pointer-events: none;
  width: 14px; height: 14px; border-radius: 50%;
  background: linear-gradient(135deg, var(--neon-1), var(--neon-2));
  box-shadow: 0 0 22px rgba(168,139,255,.55);
  opacity: .55; will-change: transform;
  animation: orb-float 9s ease-in-out infinite;
}
.profile-orb.float-b { animation-name: orb-float-b; }
.profile-orb.float-c { animation-name: orb-float-c; }
.profile-orb.float-d { animation-name: orb-float-d; }
.profile-orb.float-e { animation-name: orb-float-e; }
@keyframes orb-float   { 0%,100% { transform: translate(0,0) rotate(var(--orb-rot,0deg)); } 50% { transform: translate(6px,-10px) rotate(calc(var(--orb-rot,0deg) + 6deg)); } }
@keyframes orb-float-b { 0%,100% { transform: translate(0,0) rotate(var(--orb-rot,0deg)); } 50% { transform: translate(-8px,8px) rotate(calc(var(--orb-rot,0deg) - 8deg)); } }
@keyframes orb-float-c { 0%,100% { transform: translate(0,0) rotate(var(--orb-rot,0deg)); } 50% { transform: translate(4px,10px) rotate(calc(var(--orb-rot,0deg) + 10deg)); } }
@keyframes orb-float-d { 0%,100% { transform: translate(0,0) scale(1); } 50% { transform: translate(-5px,-6px) scale(1.15); } }
@keyframes orb-float-e { 0%,100% { transform: translate(0,0) scale(1) rotate(var(--orb-rot,0deg)); } 33% { transform: translate(7px,-4px) scale(.9); } 66% { transform: translate(-4px,6px) scale(1.1); } }

/* Topbar / cards always above orb layer */
.topbar, header, main, footer, .splash, .modal, .toast-host { position: relative; z-index: 1; }

/* ---------- 25. Splash (404 / 500) ---------- */
.splash-shell { min-height: 70vh; display: grid; place-items: center; }
.splash-card { padding: 56px 48px; text-align: center; max-width: 640px; }
.splash-figure {
  font: 900 8rem/1 var(--font-display);
  background: var(--grad-title); -webkit-background-clip: text; background-clip: text; color: transparent;
  letter-spacing: -0.04em; margin-bottom: 4px;
}
.splash-card h1 { margin: 6px 0 12px; font: 700 1.6rem/1.2 var(--font-serif); }
.splash-dot { position: absolute; border-radius: 50%; pointer-events: none; }

/* ---------- 26. Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}

/* ---------- 27. Print ---------- */
@media print {
  .topbar, .nav-dropdown, .to-top, .toast-host, .scroll-progress,
  .bg-layer, #bg-orb-layer, .floating-card { display: none !important; }
  body { background: #fff; color: #000; }
  .glass-card, .glass-panel, .section-block { box-shadow: none; border-color: #ddd; background: #fff; }
}

/* ---------- 28. Status eyebrow ---------- */
.status-eyebrow { font-weight: 700; }

/* ---------- 29. Mobile / tablet polish ---------- */
@media (max-width: 980px) {
  .shell {
    width: min(var(--container), calc(100% - 20px));
    padding-top: calc(96px + env(safe-area-inset-top, 0px));
    padding-bottom: 32px;
  }
  .topbar { padding: 10px 14px; gap: 10px; }
  .hero { padding: 32px 22px; gap: 24px; }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .shell {
    width: calc(100% - 16px);
    padding-top: calc(90px + env(safe-area-inset-top, 0px));
  }
  .topbar { top: 6px; padding: 9px 12px; border-radius: 18px; }
  .hero { padding: 28px 18px; border-radius: 22px; }
  .section-block, .content-panel { padding: 22px 16px; border-radius: 22px; }
  .hero-actions .btn { flex: 1 1 auto; }
  .floating-card { font-size: .82rem; }
  .stat-card { padding: 18px; }
  .skill-card { padding: 18px 16px; }
}

/* ---------- 30. Education — responsive polish (v15) ---------- */
@media (max-width: 860px) {
  .edu-grid { grid-template-columns: 1fr; gap: 16px; }
  .edu-card { padding: 20px; border-radius: 22px; gap: 14px; }
  .edu-crest { width: 48px; height: 48px; border-radius: 14px; }
  .edu-crest svg { width: 20px; height: 20px; }
}
@media (max-width: 560px) {
  #education .section-heading { margin-bottom: 22px; }
  .edu-card { padding: 18px; border-radius: 20px; gap: 13px; }
  .edu-card-head { gap: 12px; }
  .edu-crest { width: 44px; height: 44px; border-radius: 13px; }
  .edu-crest svg { width: 19px; height: 19px; }
  .edu-institute { font-size: .72rem; letter-spacing: .045em; }
  .edu-period { font-size: .7rem; padding: 3px 9px; }
  .edu-title { font-size: 1.12rem; line-height: 1.38; letter-spacing: -.02em; }
  .edu-degree-tag { padding: 6px 11px; font-size: .66rem; letter-spacing: .07em; }
  .edu-desc-shell { padding: 12px 14px; border-radius: 14px; }
  .edu-desc { font-size: .86rem; line-height: 1.8; }
}




/* ---------- 31. Mobile dropdown opens → blur EVERYTHING except topbar ----
   The .nav-backdrop covers the viewport at z-index 99 with a strong blur.
   The .topbar sits at z-index 100 and is sticky, so it stays sharp and
   on top, exactly as requested. ---------------------------------------- */
body:has(.nav-dropdown.open) { overflow: hidden; }
.nav-dropdown.open ~ .nav-backdrop,
.nav-backdrop.show { backdrop-filter: blur(18px) saturate(140%); -webkit-backdrop-filter: blur(18px) saturate(140%); }
@media (max-width: 980px) {
  .nav-backdrop {
    top: calc(92px + env(safe-area-inset-top, 0px));
  }
  .nav-dropdown {
    top: calc(92px + env(safe-area-inset-top, 0px));
  }
  body:has(.nav-dropdown.open) .shell > :not(.topbar):not(.nav-backdrop):not(.nav-dropdown) {
    filter: blur(12px);
  }
}
@media (max-width: 640px) {
  .nav-backdrop {
    top: calc(84px + env(safe-area-inset-top, 0px));
  }
  .nav-dropdown {
    top: calc(84px + env(safe-area-inset-top, 0px));
  }
}

/* ==========================================================================
   v68 — Page Loader, Lightbox, Publication covers, Certificates & Awards
   ========================================================================== */

/* ---- v73 loader styles ---- */
.page-loader{
  position:fixed; inset:0; z-index:9999;
  display:grid; place-items:center;
  background:
    radial-gradient(120% 90% at 50% 0%, #10122a 0%, #06070f 60%, #02030a 100%);
  color:#f4f6ff;
  opacity:1; transition: opacity .7s ease, visibility .7s ease;
  overflow:hidden; isolation:isolate;
}
.page-loader.is-hidden{ opacity:0; visibility:hidden; pointer-events:none; }
body.is-loading{ overflow:hidden; }

/* ---- Background: morphing blobs + soft grid ---- */
.pl-bg{ position:absolute; inset:-15%; z-index:0; overflow:hidden; }
.pl-blob{
  position:absolute; border-radius:50%; filter: blur(70px) saturate(140%);
  mix-blend-mode:screen; opacity:.55; will-change: transform;
}
.pl-blob-a{
  width:60vmax; height:60vmax; left:-18vmax; top:-22vmax;
  background: radial-gradient(circle at 35% 35%, #7c5cff 0%, transparent 60%);
  animation: plBlobA 18s ease-in-out infinite alternate;
}
.pl-blob-b{
  width:64vmax; height:64vmax; right:-22vmax; bottom:-26vmax;
  background: radial-gradient(circle at 60% 60%, #2cd4a8 0%, transparent 60%);
  animation: plBlobB 22s ease-in-out infinite alternate;
}
.pl-blob-c{
  width:50vmax; height:50vmax; left:30%; top:38%;
  background: radial-gradient(circle at 50% 50%, #ff7ab6 0%, transparent 60%);
  opacity:.36;
  animation: plBlobC 26s ease-in-out infinite alternate;
}
@keyframes plBlobA{ to{ transform: translate3d(8vmax,4vmax,0) scale(1.12); } }
@keyframes plBlobB{ to{ transform: translate3d(-6vmax,-6vmax,0) scale(1.10); } }
@keyframes plBlobC{ to{ transform: translate3d(-4vmax,6vmax,0) scale(1.18); } }
.pl-grid{
  position:absolute; inset:0; pointer-events:none; opacity:.08;
  background-image:
    linear-gradient(to right, rgba(255,255,255,.6) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,.6) 1px, transparent 1px);
  background-size: 56px 56px, 56px 56px;
  mask-image: radial-gradient(ellipse at center, #000 0%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at center, #000 0%, transparent 70%);
}

/* ---- Stage ---- */
.pl-stage{
  position:relative; z-index:1;
  display:flex; flex-direction:column; align-items:center; gap:34px;
  padding:32px 24px; text-align:center;
}

/* ---- Bloom: SVG rings + pulsing core + halo ---- */
.pl-bloom{
  position:relative; width:min(190px, 50vw); aspect-ratio:1/1;
  display:grid; place-items:center;
  filter: drop-shadow(0 0 28px rgba(168,139,255,.35));
}
.pl-svg{ position:absolute; inset:0; width:100%; height:100%; transform-origin:50% 50%; }
.pl-ring{ transform-origin:60px 60px; fill:none; }
.pl-ring-1{ animation: plRingSpin 3.2s cubic-bezier(.5,.1,.5,.9) infinite; }
.pl-ring-2{ animation: plRingSpinR 4.6s cubic-bezier(.5,.1,.5,.9) infinite; }
.pl-ring-3{ animation: plRingSpin 22s linear infinite; }
.pl-pulse{ transform-origin:60px 60px; animation: plPulse 2.4s ease-in-out infinite; transform-box: fill-box; }
.pl-core{ transform-origin:60px 60px; animation: plCore 2.4s ease-in-out infinite; transform-box: fill-box; }
.pl-halo{
  position:absolute; inset:14%; border-radius:50%;
  background: radial-gradient(circle, rgba(168,139,255,.45) 0%, rgba(91,224,192,.18) 45%, transparent 70%);
  filter: blur(10px);
  animation: plHalo 2.8s ease-in-out infinite;
}
@keyframes plRingSpin  { to{ transform: rotate(360deg); } }
@keyframes plRingSpinR { to{ transform: rotate(-360deg); } }
@keyframes plPulse { 0%,100%{ transform:scale(.85); opacity:.55; } 50%{ transform:scale(1.15); opacity:1; } }
@keyframes plCore  { 0%,100%{ transform:scale(1); } 50%{ transform:scale(1.4); } }
@keyframes plHalo  { 0%,100%{ opacity:.55; transform:scale(.92); } 50%{ opacity:1; transform:scale(1.1); } }

/* ---- Meta / Headline ---- */
.pl-meta{ display:flex; flex-direction:column; align-items:center; gap:20px; }
.pl-headline{
  font-family:"Vazirmatn","Plus Jakarta Sans",system-ui,sans-serif;
  font-weight:700;
  font-size: clamp(1.05rem, 2.6vw, 1.45rem);
  letter-spacing:.005em;
  line-height:1.9;
  max-width:min(40ch, 90vw);
  display:flex; flex-wrap:wrap; justify-content:center;
  gap:.5em;
  direction: rtl;
  unicode-bidi:isolate;
}
[dir="ltr"] .pl-headline{
  direction: ltr;
  font-family:"Plus Jakarta Sans","Fraunces",system-ui,sans-serif;
  font-style: italic; font-weight:600;
}
body.rtl .pl-headline{
  direction: rtl;
  unicode-bidi:isolate;
}
body.ltr .pl-headline{
  direction: ltr;
  unicode-bidi:isolate;
}
.pl-word{ display:inline-flex; direction:inherit; unicode-bidi:isolate; }
.pl-ch{
  display:inline-block;
  color: transparent;
  background: linear-gradient(180deg, #ffffff 0%, #c9c2ff 100%);
  -webkit-background-clip:text; background-clip:text;
  text-shadow: 0 0 22px rgba(168,139,255,.25);
  animation: plChar 2.6s ease-in-out infinite;
  will-change: transform, opacity, filter;
}
@keyframes plChar{
  0%, 60%, 100% { transform: translateY(0); opacity:.55; filter: blur(0); }
  20%           { transform: translateY(-6px); opacity:1; filter: blur(.2px); }
}
/* Stagger up to 24 characters; loops gracefully for longer strings */
.pl-ch:nth-child(1){ animation-delay:.00s } .pl-ch:nth-child(2){ animation-delay:.06s }
.pl-ch:nth-child(3){ animation-delay:.12s } .pl-ch:nth-child(4){ animation-delay:.18s }
.pl-ch:nth-child(5){ animation-delay:.24s } .pl-ch:nth-child(6){ animation-delay:.30s }
.pl-ch:nth-child(7){ animation-delay:.36s } .pl-ch:nth-child(8){ animation-delay:.42s }
.pl-ch:nth-child(9){ animation-delay:.48s }
.pl-word:nth-child(2) .pl-ch{ animation-delay: .18s; }
.pl-word:nth-child(3) .pl-ch{ animation-delay: .30s; }
.pl-word:nth-child(4) .pl-ch{ animation-delay: .42s; }
.pl-word:nth-child(5) .pl-ch{ animation-delay: .54s; }
.pl-word:nth-child(6) .pl-ch{ animation-delay: .66s; }

.pl-track{
  position:relative; width:min(320px,76vw); height:2px; border-radius:999px;
  background:rgba(255,255,255,.08); overflow:hidden;
}
.pl-bar{
  position:absolute; top:0; bottom:0; left:-40%;
  width:40%; border-radius:inherit;
  background:linear-gradient(90deg, transparent, #a88bff 30%, #8cffd4 70%, transparent);
  animation: plBarSlide 1.8s cubic-bezier(.55,.05,.4,.95) infinite;
  filter: drop-shadow(0 0 8px rgba(168,139,255,.55));
}
@keyframes plBarSlide{ 0%{ left:-40%; } 100%{ left:100%; } }

[data-theme="light"] .page-loader{
  background: radial-gradient(120% 90% at 50% 0%, #f3f5ff 0%, #e7ebff 60%, #dee3f5 100%);
  color:#1a1b2e;
}
[data-theme="light"] .pl-ch{
  background: linear-gradient(180deg, #1a1b2e 0%, #4b3bbf 100%);
  -webkit-background-clip:text; background-clip:text;
  text-shadow: 0 0 18px rgba(124,92,255,.18);
}
[data-theme="light"] .pl-grid{ opacity:.06; }

@media (prefers-reduced-motion: reduce){
  .pl-blob, .pl-ring, .pl-pulse, .pl-core, .pl-halo, .pl-bar, .pl-ch { animation:none !important; }
  .pl-ch{ opacity:1; }
}
/* ---------- Lightbox ---------- */
.lightbox{
  position:fixed; inset:0; z-index:9998;
  display:none; align-items:center; justify-content:center;
  background: rgba(5,6,15,.86);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  padding: 24px;
}
.lightbox.is-open{ display:flex; animation: lbFade .25s ease both; }
@keyframes lbFade{ from{opacity:0} to{opacity:1} }
.lightbox-stage{
  position:relative; max-width: min(1100px, 96vw); max-height: 90vh;
  display:flex; flex-direction:column; align-items:center; gap:14px;
  animation: lbPop .35s cubic-bezier(.2,.9,.3,1.2) both;
}
@keyframes lbPop{ from{ transform: scale(.92); opacity:0 } to{ transform:scale(1); opacity:1 } }
.lightbox-img{
  max-width:100%; max-height: 80vh; width:auto; height:auto;
  border-radius: 14px;
  box-shadow: 0 30px 80px -10px rgba(0,0,0,.6), 0 0 0 1px rgba(255,255,255,.08);
  background:#0c0d1c;
}
.lightbox-caption{
  font-size:.95rem; color:#f4f6ff; opacity:.85; text-align:center;
  max-width:min(800px, 92vw); line-height:1.6;
}
.lightbox-close{
  position:absolute; top:14px; right:14px;
  width:42px; height:42px; border-radius:50%;
  background: rgba(20,22,40,.7);
  color:#f4f6ff; border:1px solid rgba(255,255,255,.14);
  display:grid; place-items:center; cursor:pointer;
  transition: transform .2s ease, background .2s ease;
  z-index: 2;
}
body.rtl .lightbox-close{ right:auto; left:14px; }
.lightbox-close:hover{ background:#a88bff; color:#0a0b18; transform:rotate(90deg); }

/* ---------- Lightbox trigger (cursor + hint on hoverable images) ---------- */
.lightbox-trigger{
  border:0; background:transparent; padding:0; margin:0; cursor:zoom-in;
  display:block; position:relative;
}

/* ---------- Publication cover (book cover) ---------- */
.pub-card--with-cover{
  display:grid;
  grid-template-columns: 120px 1fr;
  gap:18px;
  align-items:stretch;
}
.pub-card--with-cover .pub-body{ min-width:0; }
.pub-cover{
  position:relative; overflow:hidden; border-radius:12px;
  background: linear-gradient(135deg, rgba(168,139,255,.15), rgba(140,255,212,.10));
  border:1px solid rgba(255,255,255,.10);
  aspect-ratio: 3/4; width:120px;
  box-shadow: 0 10px 30px -10px rgba(0,0,0,.5), 0 0 0 1px rgba(255,255,255,.04) inset;
  transition: transform .35s cubic-bezier(.2,.9,.3,1.2), box-shadow .3s;
}
.pub-cover img{ width:100%; height:100%; object-fit:cover; display:block; }
.pub-cover-zoom{
  position:absolute; top:8px; right:8px;
  width:30px; height:30px; border-radius:8px;
  background: rgba(7,7,15,.78); color:#f4f6ff;
  display:grid; place-items:center; font-size:14px;
  opacity:0; transform: translateY(-4px); transition: all .25s ease;
  backdrop-filter: blur(6px);
}
body.rtl .pub-cover-zoom{ right:auto; left:8px; }
.pub-cover:hover{ transform: translateY(-2px) scale(1.03); }
.pub-cover:hover .pub-cover-zoom{ opacity:1; transform:translateY(0); }

@media (max-width: 640px){
  .pub-card--with-cover{ grid-template-columns: 88px 1fr; gap:14px; }
  .pub-cover{ width:88px; }
}

/* ---------- Certificates & Awards grid ---------- */
.cred-grid{
  display:grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 22px;
}
.cred-card{
  position:relative;
  display:flex; flex-direction:column;
  padding: 0; overflow:hidden;
  border-radius: 22px;
  transition: transform .35s cubic-bezier(.2,.9,.3,1.2), box-shadow .35s ease, border-color .3s;
}
.cred-card::before{
  content:""; position:absolute; inset:0; pointer-events:none; border-radius:inherit;
  background: linear-gradient(135deg, rgba(168,139,255,.22), transparent 45%, rgba(140,255,212,.14));
  opacity:.6; mix-blend-mode: screen;
}
.cred-card:hover{
  transform: translateY(-6px);
  box-shadow: 0 24px 60px -16px rgba(0,0,0,.55), 0 0 0 1px rgba(168,139,255,.35);
}
.cred-media{
  position:relative; width:100%;
  aspect-ratio: 4/3;
  overflow:hidden;
  background: linear-gradient(135deg, #14152a, #0a0b18);
  border-bottom: 1px solid rgba(255,255,255,.08);
  border-radius: 22px 22px 0 0;
  cursor:zoom-in;
}
.cred-media img{
  width:100%; height:100%; object-fit:cover; display:block;
  transition: transform .6s cubic-bezier(.2,.9,.3,1.2), filter .4s;
}
.cred-card:hover .cred-media img{ transform: scale(1.08); filter: brightness(1.05); }
.cred-zoom{
  position:absolute; top:12px; right:12px;
  width:38px; height:38px; border-radius:12px;
  background: rgba(7,7,15,.65); color:#f4f6ff;
  display:grid; place-items:center;
  backdrop-filter: blur(8px) saturate(140%);
  border:1px solid rgba(255,255,255,.14);
  opacity:0; transform: scale(.85); transition: all .3s ease;
}
body.rtl .cred-zoom{ right:auto; left:12px; }
.cred-card:hover .cred-zoom{ opacity:1; transform: scale(1); }
.cred-trophy{
  position:absolute; top:12px; left:12px;
  font-size:22px; line-height:1;
  filter: drop-shadow(0 4px 10px rgba(0,0,0,.5));
  animation: trophyBob 3s ease-in-out infinite;
}
body.rtl .cred-trophy{ left:auto; right:12px; }
@keyframes trophyBob{
  0%,100%{ transform: translateY(0) rotate(-6deg); }
  50%{ transform: translateY(-4px) rotate(6deg); }
}
.cred-shine{
  position:absolute; inset:0; pointer-events:none;
  background: linear-gradient(115deg, transparent 30%, rgba(255,255,255,.16) 50%, transparent 70%);
  transform: translateX(-100%); transition: transform .8s ease;
}
.cred-card:hover .cred-shine{ transform: translateX(100%); }

.cred-body{
  position:relative; z-index:1;
  padding: 18px 20px 20px;
  display:flex; flex-direction:column; gap:10px;
}
.cred-title{
  font-family: "Fraunces", "Vazirmatn", Georgia, serif;
  font-weight: 700; font-size: 1.08rem;
  line-height: 1.4; color: var(--text);
  margin:0;
  display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient: vertical; overflow:hidden;
}
.cred-meta{
  display:flex; flex-wrap:wrap; align-items:center; gap:8px 12px;
  font-size:.82rem; color: color-mix(in oklab, var(--text) 72%, transparent);
}
.cred-issuer{
  display:inline-flex; align-items:center; gap:6px;
  padding: 4px 10px; border-radius: 999px;
  background: rgba(168,139,255,.12);
  border:1px solid rgba(168,139,255,.22);
  color:#cfc0ff;
}
.cred-issuer svg{ width:13px; height:13px; }
.cred-year{
  padding: 3px 10px; border-radius: 999px;
  background: rgba(140,255,212,.10); border:1px solid rgba(140,255,212,.22);
  color:#8cffd4; font-weight:700; font-size:.78rem; letter-spacing:.04em;
}
.cred-desc{
  font-size:.9rem; line-height:1.7;
  color: color-mix(in oklab, var(--text) 80%, transparent);
  margin:0;
  display:-webkit-box; -webkit-line-clamp:3; -webkit-box-orient: vertical; overflow:hidden;
}
.cred-link{
  margin-top: 4px; align-self: flex-start;
  display:inline-flex; align-items:center; gap:6px;
  padding: 7px 14px; border-radius: 999px;
  background: linear-gradient(135deg, rgba(168,139,255,.18), rgba(140,255,212,.12));
  border:1px solid rgba(168,139,255,.3);
  color: var(--text); text-decoration:none; font-size:.82rem; font-weight:600;
  transition: all .25s ease;
}
.cred-link:hover{
  background: linear-gradient(135deg, #a88bff, #8cffd4);
  color:#0a0b18; border-color: transparent;
  transform: translateY(-1px);
}

/* Light theme: stronger contrast for Certificates & Awards cards */
html[data-theme="light"] .cred-title{ color:#0d1224; }
html[data-theme="light"] .cred-meta{ color: rgba(13,18,36,.72); }
html[data-theme="light"] .cred-desc{ color: rgba(13,18,36,.82); }
html[data-theme="light"] .cred-issuer{
  background: rgba(108,82,210,.10);
  border-color: rgba(108,82,210,.30);
  color:#4a36a8;
}
html[data-theme="light"] .cred-year{
  background: rgba(20,150,120,.10);
  border-color: rgba(20,150,120,.30);
  color:#0f6b55;
}
html[data-theme="light"] .cred-link{
  background: linear-gradient(135deg, rgba(108,82,210,.12), rgba(20,150,120,.10));
  border-color: rgba(108,82,210,.32);
  color:#0d1224;
}
html[data-theme="light"] .cred-link:hover{ color:#0a0b18; }
html[data-theme="light"] .cred-card--award .cred-issuer,
html[data-theme="light"] .cred-card--award .cred-year{
  background: rgba(180,120,30,.12);
  border-color: rgba(180,120,30,.32);
  color:#8a5a10;
}
html[data-theme="light"] .cred-card--award .cred-link{
  background: linear-gradient(135deg, rgba(180,120,30,.16), rgba(200,80,80,.12));
  border-color: rgba(180,120,30,.36);
  color:#0d1224;
}

/* Award variant: warm gold tint */
.cred-card--award::before{
  background: linear-gradient(135deg, rgba(255,200,120,.28), transparent 45%, rgba(255,140,140,.16));
}
.cred-card--award .cred-issuer{
  background: rgba(255,200,120,.12); border-color: rgba(255,200,120,.28); color:#ffd9a8;
}
.cred-card--award .cred-year{
  background: rgba(255,200,120,.12); border-color: rgba(255,200,120,.28); color:#ffd9a8;
}
.cred-card--award .cred-link{
  background: linear-gradient(135deg, rgba(255,200,120,.22), rgba(255,140,140,.14));
  border-color: rgba(255,200,120,.36);
}
.cred-card--award .cred-link:hover{
  background: linear-gradient(135deg, #ffc878, #ff8c8c); color:#1b1208;
}

@media (max-width: 540px){
  .cred-grid{ grid-template-columns: 1fr; gap:18px; }
}

/* Light theme tweaks */
[data-theme="light"] .lightbox{ background: rgba(245,247,255,.86); }
[data-theme="light"] .lightbox-img{ background:#fff; }
[data-theme="light"] .lightbox-caption{ color:#1a1b2e; }
[data-theme="light"] .lightbox-close{ background:#fff; color:#1a1b2e; border-color: rgba(0,0,0,.1); }
