/* =========================================================
   Phạm Ngọc Thạch — Portfolio
   Dark sunset glassmorphism
   ========================================================= */

:root {
  /* Color tokens */
  --bg: #0d0a1f;
  --bg-2: #150f2e;
  --surface: rgba(255, 255, 255, 0.06);
  --surface-2: rgba(255, 255, 255, 0.1);
  --surface-strong: rgba(28, 20, 56, 0.72);
  --border: rgba(255, 255, 255, 0.14);
  --border-strong: rgba(255, 255, 255, 0.26);
  --text: #f6f3ff;
  --text-muted: #c9c1e0;
  --text-dim: #9d94b8;
  --accent: #c49bff;
  --accent-2: #e9a8ff;
  --amber: #ffb35c;
  --pink: #ff7ab6;
  --blue: #7aa8ff;
  --gold: #ffd166;
  --on-light: #160f2e;
  --focus: #ffd166;

  --grad-text: linear-gradient(100deg, #c9a4ff 0%, #e6a8ff 55%, #ffc1d9 100%);

  /* Type */
  --font: "Be Vietnam Pro", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-script: "Caveat", "Be Vietnam Pro", cursive;

  /* Layout */
  --radius-sm: 12px;
  --radius: 20px;
  --radius-lg: 28px;
  --container: 1200px;
  --gutter: clamp(16px, 4vw, 32px);
  --nav-h: 72px;

  /* Motion */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --t-fast: 160ms;
  --t: 260ms;
  --t-slow: 700ms;

  color-scheme: dark;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-h) + 16px); -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text);
  background:
    radial-gradient(1200px 600px at 85% 40%, rgba(150, 80, 220, 0.16), transparent 60%),
    radial-gradient(900px 600px at 0% 70%, rgba(255, 140, 80, 0.08), transparent 60%),
    radial-gradient(1000px 700px at 50% 100%, rgba(120, 70, 210, 0.18), transparent 60%),
    var(--bg);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img, video, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; cursor: pointer; background: none; border: 0; }
ul { list-style: none; padding: 0; }
[hidden] { display: none !important; }
h1, h2, h3 { line-height: 1.15; letter-spacing: -0.02em; text-wrap: balance; }
p { text-wrap: pretty; }

:focus-visible { outline: 2px solid var(--focus); outline-offset: 3px; border-radius: 8px; }

.skip-link {
  position: absolute; left: 16px; top: -60px; z-index: 100;
  background: var(--text); color: var(--on-light);
  padding: 10px 16px; border-radius: 10px; font-weight: 600;
  transition: top var(--t-fast);
}
.skip-link:focus { top: 16px; }

.container { width: min(100% - 2 * var(--gutter), var(--container)); margin-inline: auto; }

/* ---------- Icons ---------- */
.icon {
  width: 18px; height: 18px; flex: none;
  fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round;
}
.icon--lg { width: 22px; height: 22px; }
.icon--xl { width: 34px; height: 34px; stroke-width: 1.7; }
.icon--muted { color: var(--text-dim); }
use[href="#i-play"] { fill: currentColor; }

/* ---------- Gradient text ---------- */
.grad {
  background: var(--grad-text);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 48px; padding: 0 22px;
  border-radius: 999px;
  font-weight: 600; font-size: 0.95rem; white-space: nowrap;
  transition: transform var(--t-fast) var(--ease), background var(--t) var(--ease), box-shadow var(--t) var(--ease), border-color var(--t);
}
.btn .icon { transition: transform var(--t) var(--ease); }
.btn:hover .icon { transform: translateX(3px); }
.btn:active { transform: scale(0.97); }
.btn--sm { min-height: 44px; padding: 0 18px; font-size: 0.875rem; }
.btn--light { background: #fff; color: var(--on-light); box-shadow: 0 8px 30px rgba(196, 155, 255, 0.25); }
.btn--light:hover { box-shadow: 0 10px 40px rgba(196, 155, 255, 0.45); }
.btn--ghost { color: var(--text); padding-left: 8px; }
.btn--ghost:hover .btn__play { background: rgba(255, 255, 255, 0.2); }
.btn--ghost:hover .icon { transform: none; }
.btn__play {
  display: grid; place-items: center; width: 40px; height: 40px; border-radius: 50%;
  border: 1px solid var(--border-strong); background: var(--surface);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  transition: background var(--t);
}
.btn__play .icon { width: 14px; height: 14px; margin-left: 2px; }
.btn--outline { border: 1px solid var(--border-strong); background: var(--surface); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); }
.btn--outline:hover { background: var(--surface-2); border-color: rgba(255,255,255,.4); }

/* ---------- Pills & labels ---------- */
.pill {
  display: inline-flex; align-items: center; gap: 10px; flex-wrap: wrap;
  padding: 7px 16px; border-radius: 999px;
  border: 1px solid var(--border-strong); background: rgba(20, 12, 44, 0.45);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  font-size: 0.72rem; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-muted);
}
.pill i { width: 4px; height: 4px; border-radius: 50%; background: var(--accent); }
.eyebrow {
  font-size: 0.75rem; font-weight: 600; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--text-dim); margin-bottom: 10px;
}

/* =========================================================
   NAV
   ========================================================= */
.nav {
  position: fixed; inset: 0 0 auto; z-index: 50;
  height: var(--nav-h);
  transition: background var(--t), box-shadow var(--t), backdrop-filter var(--t);
}
.nav.is-scrolled {
  background: rgba(13, 10, 31, 0.7);
  backdrop-filter: blur(16px) saturate(140%); -webkit-backdrop-filter: blur(16px) saturate(140%);
  box-shadow: 0 1px 0 var(--border);
}
.nav__inner { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.15rem; letter-spacing: -0.02em; }
.brand__mark {
  display: grid; place-items: center; width: 36px; height: 36px; border-radius: 11px;
  background: linear-gradient(135deg, #fff 0%, #e4d4ff 100%); color: var(--on-light);
  font-size: 0.8rem; font-weight: 800; letter-spacing: 0;
  box-shadow: 0 4px 20px rgba(196, 155, 255, 0.4);
}
.nav__links { display: flex; gap: 6px; }
.nav__links a {
  position: relative; padding: 10px 14px; border-radius: 999px;
  font-size: 0.9rem; font-weight: 500; color: var(--text-muted);
  transition: color var(--t-fast), background var(--t-fast);
}
.nav__links a:hover { color: var(--text); background: var(--surface); }
.nav__links a { white-space: nowrap; }
/* mid-size screens: drop the nav CTA so the menu fits on one line */
@media (max-width: 1100px) and (min-width: 901px) {
  .nav__actions .btn { display: none; }
  .nav__links a { padding: 10px 12px; }
}
.nav__links a.is-active { color: var(--text); }
.nav__links a.is-active::after {
  content: ""; position: absolute; left: 14px; right: 14px; bottom: 4px; height: 2px; border-radius: 2px;
  background: var(--grad-text);
}
.nav__actions { display: flex; align-items: center; gap: 10px; }
.nav__toggle { display: none; width: 44px; height: 44px; border-radius: 50%; place-items: center; border: 1px solid var(--border-strong); background: var(--surface); }

@media (max-width: 900px) {
  .nav__toggle { display: grid; }
  .nav__actions .btn { display: none; }
  .nav__links {
    position: fixed; top: calc(var(--nav-h) - 4px); left: var(--gutter); right: var(--gutter);
    flex-direction: column; gap: 2px; padding: 10px;
    border-radius: var(--radius); border: 1px solid var(--border);
    background: rgba(20, 14, 44, 0.94);
    backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 20px 60px rgba(0,0,0,.5);
    opacity: 0; visibility: hidden; transform: translateY(-8px);
    transition: opacity var(--t) var(--ease), transform var(--t) var(--ease), visibility var(--t);
  }
  .nav__links.is-open { opacity: 1; visibility: visible; transform: none; }
  .nav__links a { padding: 14px 16px; font-size: 1rem; border-radius: 12px; }
  .nav__links a.is-active { background: var(--surface-2); }
  .nav__links a.is-active::after { display: none; }
}

/* =========================================================
   HERO + SCENE
   ========================================================= */
.hero { position: relative; min-height: 100svh; padding: calc(var(--nav-h) + 40px) 0 40px; display: flex; flex-direction: column; justify-content: center; isolation: isolate; }

.scene { position: absolute; inset: 0; z-index: -1; overflow: hidden; }
.scene__sky {
  position: absolute; inset: 0;
  background: linear-gradient(180deg,
    #120b2c 0%, #271552 22%, #4a2280 42%, #8a3d8f 58%, #d4677a 68%, #f59a5c 74%, #3a1d55 82%, #160e30 100%);
}
.scene__stars {
  position: absolute; inset: 0 0 50% 0; opacity: .7;
  background-image:
    radial-gradient(1.5px 1.5px at 12% 18%, #fff, transparent),
    radial-gradient(1px 1px at 28% 8%, #fff, transparent),
    radial-gradient(1.2px 1.2px at 44% 26%, #fff, transparent),
    radial-gradient(1px 1px at 61% 12%, #fff, transparent),
    radial-gradient(1.5px 1.5px at 78% 22%, #fff, transparent),
    radial-gradient(1px 1px at 88% 6%, #fff, transparent),
    radial-gradient(1px 1px at 6% 36%, #fff, transparent),
    radial-gradient(1.2px 1.2px at 92% 38%, #fff, transparent);
  animation: twinkle 6s ease-in-out infinite alternate;
}
.scene__sun {
  position: absolute; left: 62%; top: 70%; width: 70vmax; height: 40vmax; transform: translate(-50%, -50%);
  background: radial-gradient(closest-side, rgba(255, 210, 150, .9), rgba(255, 140, 110, .45) 35%, rgba(200, 90, 180, .15) 65%, transparent);
  filter: blur(8px);
}
.scene__hills { position: absolute; left: 0; right: 0; bottom: 14%; width: 100%; height: 34%; }
.scene__hills .h1 { fill: #2a1650; opacity: .85; }
.scene__hills .h2 { fill: #1b0f38; }
.scene__water {
  position: absolute; left: 0; right: 0; bottom: 0; height: 18%;
  background:
    repeating-linear-gradient(180deg, rgba(255, 190, 150, .12) 0 2px, transparent 2px 9px),
    linear-gradient(180deg, #2b1650, #120b28);
  mask-image: linear-gradient(180deg, #000, transparent);
  -webkit-mask-image: linear-gradient(180deg, #000, transparent);
}
.scene__photo { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.scene__shade {
  position: absolute; inset: 0;
  background:
    linear-gradient(90deg, rgba(13, 10, 31, .82) 0%, rgba(13, 10, 31, .45) 45%, rgba(13, 10, 31, .05) 75%),
    linear-gradient(180deg, transparent 60%, var(--bg) 100%);
}

.hero__inner {
  display: grid; grid-template-columns: 1.05fr 0.95fr; align-items: center; gap: clamp(24px, 4vw, 64px);
  flex: 1;
}
.hero__copy { max-width: 620px; }
.hero__title { font-size: clamp(2.75rem, 7vw, 5.4rem); font-weight: 800; line-height: 1.05; margin: 22px 0 14px; }
.hero__role { font-size: clamp(1.1rem, 2vw, 1.35rem); font-weight: 600; color: var(--text); margin-bottom: 14px; }
.hero__lead { color: var(--text-muted); font-size: 1.05rem; max-width: 54ch; }
.hero__cta { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; margin-top: 30px; }

/* Hero visual */
.hero__visual { position: relative; aspect-ratio: 4 / 5; max-width: 480px; width: 100%; justify-self: center; }
.arch {
  position: absolute; inset: -4% -8% 6% -8%;
  border-radius: 999px 999px 0 0;
  border: 18px solid transparent;
  border-bottom: 0;
  background:
    linear-gradient(transparent, transparent) padding-box,
    linear-gradient(180deg, rgba(255,255,255,.85), rgba(196,155,255,.7) 35%, rgba(120,140,255,.35) 70%, transparent) border-box;
  -webkit-mask: linear-gradient(#000 0 0) padding-box, linear-gradient(#000 0 0) border-box;
  -webkit-mask-composite: xor;
  mask: linear-gradient(#000 0 0) padding-box, linear-gradient(#000 0 0) border-box;
  mask-composite: exclude;
  filter: drop-shadow(0 0 24px rgba(196, 155, 255, .6));
  opacity: .9;
}
.portrait {
  position: absolute; inset: 6% 6% 0 6%;
  border-radius: 999px 999px 28px 28px;
  overflow: hidden;
  border: 1px solid var(--border-strong);
  background: linear-gradient(160deg, rgba(196,155,255,.35), rgba(255,140,110,.25));
  box-shadow: 0 30px 80px rgba(10, 5, 30, .6), inset 0 0 0 1px rgba(255,255,255,.08);
}
.portrait:not(.is-missing) { background: linear-gradient(180deg, #ece2ff 0%, #f6e6f6 55%, #ffe3d2 100%); }
/* white studio background blends into the pastel gradient */
.portrait img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 0%; mix-blend-mode: multiply; transform: scale(1.12); transform-origin: 50% 0%; }

.script {
  position: absolute; right: -4%; top: -6%;
  font-family: var(--font-script); font-weight: 700; font-size: clamp(1.6rem, 2.6vw, 2.2rem); line-height: .95;
  color: rgba(255,255,255,.9); transform: rotate(-12deg);
  text-shadow: 0 0 20px rgba(196,155,255,.6);
}
.float-chip {
  position: absolute; left: -8%; bottom: 12%;
  display: flex; align-items: center; gap: 12px;
  padding: 12px 18px 12px 12px; border-radius: 18px;
  background: rgba(24, 16, 52, 0.6); border: 1px solid var(--border-strong);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 16px 40px rgba(0,0,0,.35);
  font-size: .85rem; line-height: 1.3; color: var(--text-muted);
  animation: float 7s ease-in-out infinite reverse;
}
.float-chip strong { color: var(--text); font-size: 1.15rem; }
.float-chip small { color: var(--text-dim); font-size: .75rem; }
.float-chip__icon { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 12px; background: linear-gradient(135deg, var(--amber), var(--pink)); color: #2a0d24; }

/* Floating video-editing tools (3D icons: Microsoft Fluent Emoji, MIT) */
.tool {
  --s: 64px; --k: 1; --r: 0deg;
  position: absolute; z-index: 1;
  width: calc(var(--s) * var(--k)); height: calc(var(--s) * var(--k));
  object-fit: contain;
  transform: rotate(var(--r));
  filter:
    drop-shadow(0 10px 14px rgba(20, 8, 50, .5))
    drop-shadow(0 0 16px var(--tool-glow, rgba(180, 150, 255, .6)));
  animation: float 6s ease-in-out infinite;
  pointer-events: none; user-select: none;
}
.tool--clapper { --s: 84px; --r: -12deg; left: -9%; top: 9%; --tool-glow: rgba(160, 120, 255, .7); }
.tool--headphone { --s: 60px; --r: 10deg; left: 19%; top: -6%; animation-delay: -2s; animation-duration: 7s; --tool-glow: rgba(50, 210, 100, .6); }
.tool--reel { --s: 72px; --r: 6deg; right: -4%; top: 28%; animation-delay: -1s; animation-duration: 8s; --tool-glow: rgba(255, 150, 50, .65); }
.tool--wave { --s: 58px; --r: -8deg; left: -5%; top: 47%; animation-delay: -3s; animation-duration: 7.5s; --tool-glow: rgba(30, 200, 220, .65); }
.tool--play { --s: 70px; --r: 8deg; right: -6%; bottom: 9%; animation-delay: -4s; --tool-glow: rgba(255, 60, 70, .6); }
/* light theme: a darker contact shadow so the icons separate from the pastel sky */
[data-theme="light"] .tool {
  filter:
    drop-shadow(0 10px 12px rgba(60, 30, 130, .35))
    drop-shadow(0 0 14px var(--tool-glow, rgba(160, 120, 255, .5)));
}

/* Platform bar (replaces sample search bar) */
.platform-bar {
  margin: clamp(32px, 6vh, 56px) auto 0; max-width: 760px;
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
  padding: 10px 10px 10px 22px; border-radius: 999px;
  background: rgba(255,255,255,.9); color: var(--on-light);
  box-shadow: 0 20px 60px rgba(10, 5, 30, .45), 0 0 0 6px rgba(255,255,255,.08);
}
.platform-bar .icon--muted { color: #6b5f8c; }
.platform-bar__label { font-size: .9rem; color: #5a4e78; }
.platform-bar__list { display: flex; gap: 8px; flex-wrap: wrap; flex: 1; }
.platform-bar__list li {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 7px 14px; border-radius: 999px; background: #efe9fb; font-weight: 600; font-size: .875rem;
}
.dot { width: 8px; height: 8px; border-radius: 50%; }
.dot--tiktok { background: linear-gradient(135deg, #25f4ee, #fe2c55); }
.dot--youtube { background: #ff0033; }
.dot--facebook { background: #1877f2; }
.platform-bar__year {
  padding: 0 22px; min-height: 44px; display: grid; place-items: center;
  border-radius: 999px; background: var(--on-light); color: #fff; font-weight: 700;
}

/* =========================================================
   SECTIONS
   ========================================================= */
.section { padding: clamp(64px, 10vw, 120px) 0 0; }
.section--last { padding-bottom: clamp(64px, 10vw, 110px); }
.section__head {
  display: flex; align-items: flex-end; justify-content: space-between; gap: 24px 48px; flex-wrap: wrap;
  margin-bottom: clamp(28px, 4vw, 44px);
}
.section__head h2 { font-size: clamp(2rem, 4.6vw, 3.2rem); font-weight: 700; }
.section__aside { max-width: 46ch; color: var(--text-muted); font-size: .98rem; }

/* Glass base */
.card, .stats, .act, .vcard--more, .future {
  background: linear-gradient(160deg, rgba(255,255,255,.1), rgba(255,255,255,.03));
  border: 1px solid var(--border);
  backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px);
  box-shadow: 0 20px 50px rgba(5, 2, 20, .35), inset 0 1px 0 rgba(255,255,255,.12);
}

/* Service cards */
.cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.card {
  position: relative; padding: 26px 22px 24px; border-radius: var(--radius);
  transition: transform var(--t) var(--ease), border-color var(--t), box-shadow var(--t);
}
.card:hover { transform: translateY(-6px); border-color: var(--border-strong); box-shadow: 0 30px 60px rgba(5,2,20,.45), 0 0 0 1px rgba(196,155,255,.2), inset 0 1px 0 rgba(255,255,255,.15); }
.card h3 { font-size: 1.1rem; font-weight: 700; margin: 22px 0 8px; }
.card p { color: var(--text-muted); font-size: .92rem; }

.tile {
  display: grid; place-items: center; width: 76px; height: 76px; border-radius: 22px;
  color: #fff; position: relative;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.5), inset 0 -10px 20px rgba(0,0,0,.18), 0 14px 30px var(--glow, rgba(196,155,255,.4));
}
.tile::after { content: ""; position: absolute; inset: 4px 10px auto; height: 40%; border-radius: 18px 18px 40px 40px; background: linear-gradient(rgba(255,255,255,.35), transparent); pointer-events: none; }
.tile--violet { background: linear-gradient(140deg, #b48cff, #6b46e0); --glow: rgba(150, 110, 255, .45); }
.tile--amber { background: linear-gradient(140deg, #ffc46b, #f07a3a); --glow: rgba(255, 160, 90, .4); }
.tile--blue { background: linear-gradient(140deg, #8ec5ff, #5562f0); --glow: rgba(110, 140, 255, .45); }
.tile--pink { background: linear-gradient(140deg, #ff9ccc, #c84ad8); --glow: rgba(240, 110, 200, .4); }

/* Stats */
.stats {
  margin-top: 22px; border-radius: var(--radius);
  display: grid; grid-template-columns: repeat(4, 1fr);
  padding: 22px 10px;
  background: linear-gradient(160deg, rgba(255,255,255,.1), rgba(255,180,120,.05));
}
.stat { display: flex; align-items: center; gap: 16px; padding: 4px 22px; }
.stat + .stat { border-left: 1px solid var(--border); }
.stat__icon { display: grid; place-items: center; width: 50px; height: 50px; border-radius: 50%; background: rgba(196,155,255,.16); color: var(--accent-2); flex: none; }
.stat strong { display: block; font-size: clamp(1.5rem, 2.6vw, 1.9rem); font-weight: 800; line-height: 1.1; font-variant-numeric: tabular-nums; }
.stat span { font-size: .85rem; color: var(--text-muted); }

/* Video cards */
.videos { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.vcard {
  position: relative; display: block; height: 100%;
  aspect-ratio: 9 / 14; border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: 0 20px 50px rgba(5,2,20,.4);
  transition: transform var(--t) var(--ease), box-shadow var(--t), border-color var(--t);
}
.vcard:hover { transform: translateY(-6px); border-color: var(--border-strong); box-shadow: 0 30px 70px rgba(5,2,20,.55), 0 0 0 1px rgba(196,155,255,.25); }
.vcard__media { position: absolute; inset: 0; }
.vcard__media img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--t-slow) var(--ease); }
.vcard:hover .vcard__media img { transform: scale(1.05); }
.vcard::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(180deg, rgba(10,6,25,.35) 0%, transparent 22%, transparent 38%, rgba(10,6,25,.82) 58%, rgba(10,6,25,.97) 75%);
}
.vcard__rank, .vcard__ext, .vcard__body, .vcard__play { position: absolute; z-index: 2; }
.vcard__rank {
  top: 14px; left: 14px; padding: 4px 12px; border-radius: 999px;
  background: rgba(15,10,35,.6); border: 1px solid var(--border-strong);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  font-weight: 700; font-size: .85rem;
}
.vcard__ext {
  top: 12px; right: 12px; display: grid; place-items: center; width: 36px; height: 36px; border-radius: 10px;
  background: rgba(15,10,35,.6); border: 1px solid var(--border-strong);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
}
.vcard__ext .icon { width: 16px; height: 16px; }
.vcard__play {
  top: 50%; left: 50%; transform: translate(-50%, -50%) scale(.9);
  display: grid; place-items: center; width: 60px; height: 60px; border-radius: 50%;
  background: rgba(255,255,255,.2); border: 1px solid rgba(255,255,255,.5);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  opacity: 0; transition: opacity var(--t), transform var(--t) var(--ease);
}
.vcard__play .icon { margin-left: 3px; }
.vcard:hover .vcard__play, .vcard:focus-visible .vcard__play { opacity: 1; transform: translate(-50%, -50%) scale(1); }
.vcard__body { left: 0; right: 0; bottom: 0; padding: 18px; }
.vcard__body h3 {
  font-size: .98rem; font-weight: 600; line-height: 1.4; letter-spacing: -0.005em;
  display: -webkit-box; -webkit-line-clamp: 4; -webkit-box-orient: vertical; overflow: hidden;
}
.views {
  display: inline-flex; align-items: center; gap: 6px; margin-bottom: 10px;
  padding: 5px 12px; border-radius: 999px;
  background: rgba(255,255,255,.92); color: var(--on-light);
  font-size: .8rem; font-weight: 700;
}
.views .icon { width: 15px; height: 15px; }

/* Placeholder gradients for missing thumbnails */
.videos li:nth-child(8n+1) .vcard__media { background: linear-gradient(160deg, #6b46e0, #e05a9a 70%, #ffb35c); }
.videos li:nth-child(8n+2) .vcard__media { background: linear-gradient(160deg, #3c4fd8, #9b5de5 70%, #f15bb5); }
.videos li:nth-child(8n+3) .vcard__media { background: linear-gradient(160deg, #f07a3a, #c84ad8 70%, #5b3cc4); }
.videos li:nth-child(8n+4) .vcard__media { background: linear-gradient(160deg, #2b8cd8, #6b46e0 70%, #c84ad8); }
.videos li:nth-child(8n+5) .vcard__media { background: linear-gradient(160deg, #8a2c6e, #d4677a 60%, #f59a5c); }
.videos li:nth-child(8n+6) .vcard__media { background: linear-gradient(160deg, #5562f0, #8ec5ff 60%, #ffc46b); }
.videos li:nth-child(8n+7) .vcard__media { background: linear-gradient(160deg, #3a1d55, #6b46e0 60%, #b48cff); }

.vcard--more {
  display: flex; flex-direction: column; align-items: flex-start; justify-content: flex-end; gap: 6px;
  padding: 24px;
  background: linear-gradient(160deg, rgba(196,155,255,.22), rgba(255,140,110,.12));
}
.vcard--more::after { display: none; }
.vcard--more .tile { margin-bottom: auto; }
.vcard--more strong { font-size: 2.2rem; font-weight: 800; line-height: 1.1; }
.vcard--more > span:not(.tile):not(.btn) { color: var(--text-muted); margin-bottom: 14px; }

/* Activities */
.acts { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.act { border-radius: var(--radius-lg); overflow: hidden; padding: 10px; transition: transform var(--t) var(--ease), border-color var(--t); }
.act:hover { transform: translateY(-4px); border-color: var(--border-strong); }
.act__media {
  position: relative; aspect-ratio: 16 / 10; border-radius: calc(var(--radius-lg) - 8px); overflow: hidden;
  background: linear-gradient(150deg, #4a2280, #8a3d8f 55%, #f59a5c);
}
.acts .act:nth-child(2) .act__media { background: linear-gradient(150deg, #23307a, #6b46e0 60%, #c84ad8); }
.acts .act:nth-child(3) .act__media { background: linear-gradient(150deg, #6b2a6e, #d4677a 55%, #ffc46b); }
.acts .act:nth-child(4) .act__media { background: linear-gradient(150deg, #1d2a6b, #5562f0 55%, #8ec5ff); }
.act__media img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--t-slow) var(--ease); }
.act:hover .act__media img { transform: scale(1.04); }
.tag, .award {
  position: absolute; z-index: 2; bottom: 14px;
  display: inline-flex; align-items: center; gap: 8px;
  padding: 7px 14px; border-radius: 999px;
  font-size: .82rem; font-weight: 600;
}
.tag { left: 14px; background: rgba(15,10,35,.62); border: 1px solid var(--border-strong); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); }
.tag .icon { width: 16px; height: 16px; }
/* several tags side by side (wrap onto a new line on narrow cards) */
.tags {
  position: absolute; z-index: 2; left: 14px; right: 14px; bottom: 14px;
  display: flex; flex-wrap: wrap-reverse; gap: 8px; pointer-events: none;
}
.tags .tag { position: static; }
.award { right: 14px; top: 14px; bottom: auto; background: linear-gradient(135deg, #ffe08a, #ffb347); color: #3b2300; box-shadow: 0 8px 24px rgba(255,180,70,.45); }
.award .icon { width: 16px; height: 16px; }
.act__media img[src*="tvnd"] { object-position: 50% 0%; }
.act__media img[src*="gala-nha-trang"] { object-position: 50% 55%; }
.act__play {
  position: absolute; right: 14px; bottom: 14px; z-index: 2;
  display: inline-flex; align-items: center; gap: 10px;
  min-height: 44px; padding: 5px 16px 5px 5px; border-radius: 999px;
  background: #fff; color: var(--on-light);
  font-weight: 600; font-size: .875rem;
  box-shadow: 0 10px 30px rgba(0,0,0,.4);
  transition: transform var(--t-fast) var(--ease), box-shadow var(--t);
}
.act__play-btn {
  display: grid; place-items: center; width: 34px; height: 34px; border-radius: 50%;
  background: linear-gradient(135deg, var(--amber), var(--pink)); color: #2a0d24;
}
.act__play-btn .icon { width: 16px; height: 16px; margin-left: 2px; }
.act__play:hover { transform: translateY(-2px); box-shadow: 0 14px 36px rgba(0,0,0,.5); }
.act__play:active { transform: scale(.97); }
.act__body { padding: 18px 14px 12px; }
.act__body h3 { font-size: 1.2rem; font-weight: 700; margin-bottom: 6px; }
.act__body p { color: var(--text-muted); font-size: .95rem; }

/* Future CTA */
.future { position: relative; overflow: hidden; border-radius: var(--radius-lg); isolation: isolate; min-height: 420px; display: flex; align-items: center; }
.future__bg { position: absolute; inset: 0; z-index: -1; }
.future__bg .scene__sun { left: 75%; top: 85%; }
.future__bg img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.future__bg::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(13,10,31,.9) 0%, rgba(13,10,31,.6) 50%, rgba(13,10,31,.15) 100%); }
.future__content { padding: clamp(28px, 5vw, 64px); max-width: 640px; }
.future h2 { font-size: clamp(2rem, 4.6vw, 3.2rem); font-weight: 700; margin-bottom: 16px; }
.future p:not(.eyebrow) { color: var(--text-muted); font-size: 1.05rem; }
.future__chips { display: flex; flex-wrap: wrap; gap: 10px; margin: 22px 0 28px; }
.future__chips span {
  display: inline-flex; align-items: center; gap: 8px; padding: 8px 14px; border-radius: 999px;
  background: var(--surface-2); border: 1px solid var(--border); font-size: .875rem; font-weight: 500;
}
.future__chips .icon { width: 16px; height: 16px; color: var(--accent-2); }

/* Footer */
.footer { border-top: 1px solid var(--border); padding: 28px 0; }
.footer__inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.footer p { color: var(--text-dim); font-size: .875rem; }

/* Progress dots */
.progress {
  position: fixed; right: 22px; top: 50%; transform: translateY(-50%); z-index: 40;
  display: flex; flex-direction: column; gap: 4px;
}
.progress a {
  position: relative; padding: 6px 0 6px 18px; font-size: .72rem; font-weight: 600; color: var(--text-dim);
  transition: color var(--t);
}
.progress a::before {
  content: ""; position: absolute; left: 4px; top: 50%; width: 2px; height: 14px; transform: translateY(-50%);
  background: var(--border-strong); border-radius: 2px; transition: background var(--t), height var(--t);
}
.progress a.is-active { color: var(--text); }
.progress a.is-active::before { background: var(--accent); height: 22px; }
@media (max-width: 1320px) { .progress { display: none; } }

/* Modal */
.modal {
  margin: auto; width: fit-content; max-width: calc(100vw - 32px);
  padding: 0; border: 1px solid var(--border-strong); border-radius: var(--radius);
  background: #000; color: var(--text); overflow: visible;
}
.modal::backdrop { background: rgba(8, 5, 20, .85); backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px); }
.modal video {
  display: block; width: auto; height: auto;
  min-width: min(320px, calc(100vw - 34px));
  max-width: calc(100vw - 34px); max-height: calc(100svh - 120px);
  border-radius: var(--radius); background: #000;
}
.modal__tiktok {
  display: block; border: 0; background: #000; border-radius: var(--radius);
  height: min(calc(100svh - 150px), 760px); aspect-ratio: 9 / 16;
  width: auto; max-width: calc(100vw - 34px);
}
.modal__source {
  position: absolute; left: 50%; bottom: -56px; transform: translateX(-50%);
  display: inline-flex; align-items: center; gap: 8px; white-space: nowrap;
  min-height: 44px; padding: 0 18px; border-radius: 999px;
  background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.3); color: #fff;
  font-size: .875rem; font-weight: 600;
}
.modal__source:hover { background: rgba(255,255,255,.22); }
.modal__source .icon { width: 16px; height: 16px; }
/* touch screens have no hover: always show the play badge on video cards */
@media (hover: none) { .vcard__play { opacity: 1; transform: translate(-50%, -50%) scale(1); } }
.modal__close {
  position: absolute; top: -56px; right: 0; width: 44px; height: 44px; border-radius: 50%;
  display: grid; place-items: center; background: rgba(255,255,255,.12); border: 1px solid var(--border-strong);
}

/* ---------- Media placeholders (missing images) ---------- */
.media.is-missing img { display: none; }
.media.is-missing::before { content: none; }
.dev .media.is-missing::before {
  content: "Thêm ảnh: " attr(data-label);
  position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%);
  max-width: 80%; text-align: center;
  font-size: .72rem; font-weight: 600; letter-spacing: .02em;
  padding: 6px 12px; border-radius: 999px;
  background: rgba(10,6,25,.35); border: 1px dashed rgba(255,255,255,.4); color: rgba(255,255,255,.85);
}
.vcard__media.is-missing::before { top: 26%; }
.act__media.is-missing::before { top: 42%; }
.portrait.is-missing::after {
  content: "NT"; position: absolute; inset: 0; display: grid; place-items: center;
  font-size: clamp(5rem, 12vw, 8rem); font-weight: 800; color: rgba(255,255,255,.18); letter-spacing: -.04em;
}
.portrait.is-missing::before { top: 82%; }
img[data-optional].is-missing { display: none; }

/* ---------- Reveal animation ---------- */
.js .reveal { opacity: 0; transform: translateY(24px); transition: opacity var(--t-slow) var(--ease), transform var(--t-slow) var(--ease); transition-delay: var(--d, 0ms); }
.js .reveal.is-in { opacity: 1; transform: none; }

@keyframes float { 0%, 100% { translate: 0 0; } 50% { translate: 0 -12px; } }
@keyframes spin { from { transform: rotateX(-20deg) rotateY(0deg) rotateZ(10deg); } to { transform: rotateX(-20deg) rotateY(360deg) rotateZ(10deg); } }
@keyframes twinkle { from { opacity: .45; } to { opacity: .85; } }

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 1100px) {
  .cards { grid-template-columns: repeat(2, 1fr); }
  .videos { grid-template-columns: repeat(3, 1fr); }
  .stats { grid-template-columns: repeat(2, 1fr); row-gap: 18px; }
  .stat:nth-child(3) { border-left: 0; }
}
@media (max-width: 900px) {
  .hero { min-height: auto; padding-top: calc(var(--nav-h) + 28px); }
  .hero__inner { grid-template-columns: 1fr; }
  .hero__visual { max-width: 340px; order: -1; margin-top: 8px; }
  .script { right: -4%; }
  .float-chip { left: -4%; }
  .scene__shade { background: linear-gradient(180deg, rgba(13,10,31,.25) 0%, rgba(13,10,31,.7) 55%, var(--bg) 100%); }
  .acts { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .videos { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .vcard__body { padding: 12px; }
  .vcard__body h3 { font-size: .85rem; -webkit-line-clamp: 4; }
  .views { font-size: .72rem; padding: 4px 10px; }
  .vcard__ext { display: none; }
  .vcard--more strong { font-size: 1.6rem; }
  .vcard--more { padding: 16px; }
  .vcard--more .btn { white-space: normal; text-align: left; padding: 8px 14px; font-size: .8rem; }
  .cards { grid-template-columns: 1fr; }
  .stats { grid-template-columns: 1fr 1fr; padding: 18px 4px; }
  .stat { flex-direction: column; align-items: flex-start; gap: 10px; padding: 4px 14px; }
  .stat__icon { width: 42px; height: 42px; }
  .platform-bar { border-radius: 24px; padding: 14px; }
  .platform-bar__label { flex: 1; }
  .platform-bar__year { min-height: 36px; padding: 0 16px; }
  .platform-bar__list { order: 3; flex-basis: 100%; }
  .hero__visual { max-width: 280px; }
  .tool { --k: .78; }
  .section__head .btn { width: 100%; }
}

/* =========================================================
   THEME TOGGLE
   ========================================================= */
.theme-toggle {
  position: relative; display: grid; place-items: center; width: 44px; height: 44px; border-radius: 50%;
  border: 1px solid var(--border-strong); background: var(--surface); color: var(--text);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  transition: background var(--t-fast), transform var(--t-fast) var(--ease);
}
.theme-toggle:hover { background: var(--surface-2); }
.theme-toggle:active { transform: scale(.94); }
.theme-toggle svg { grid-area: 1 / 1; transition: opacity var(--t) var(--ease), transform var(--t) var(--ease); }
/* dark theme shows the sun (switch to light), light theme shows the moon */
.theme-toggle__moon { opacity: 0; transform: rotate(-90deg) scale(.6); }
[data-theme="light"] .theme-toggle__sun { opacity: 0; transform: rotate(90deg) scale(.6); }
[data-theme="light"] .theme-toggle__moon { opacity: 1; transform: none; }

/* Cards on top of photos stay light-on-dark in both themes */
.vcard, .tag, .modal__close { color: #fff; }
.vcard--more { color: var(--text); }
.skip-link { background: #fff; color: #160f2e; }

/* =========================================================
   LIGHT THEME
   ========================================================= */
[data-theme="light"] {
  --bg: #f7f3ff;
  --bg-2: #efe8fd;
  --surface: rgba(90, 60, 170, 0.06);
  --surface-2: rgba(90, 60, 170, 0.11);
  --border: rgba(70, 40, 140, 0.13);
  --border-strong: rgba(70, 40, 140, 0.24);
  --text: #1c1433;
  --text-muted: #4a4163;
  --text-dim: #655c85;
  --accent: #7c4ddb;
  --accent-2: #9038c4;
  --focus: #7c3aed;
  --grad-text: linear-gradient(100deg, #6d3fe0 0%, #b02fc9 55%, #e0457f 100%);
  color-scheme: light;
}
[data-theme="light"] body {
  background:
    radial-gradient(1200px 600px at 85% 40%, rgba(170, 120, 255, 0.16), transparent 60%),
    radial-gradient(900px 600px at 0% 70%, rgba(255, 170, 120, 0.14), transparent 60%),
    radial-gradient(1000px 700px at 50% 100%, rgba(160, 120, 255, 0.16), transparent 60%),
    var(--bg);
}

/* Buttons: the white CTA becomes the dark CTA */
[data-theme="light"] .btn--light { background: #1c1433; color: #fff; box-shadow: 0 8px 26px rgba(80, 40, 170, .25); }
[data-theme="light"] .btn--light:hover { box-shadow: 0 10px 34px rgba(80, 40, 170, .38); }
[data-theme="light"] .btn--outline,
[data-theme="light"] .btn__play,
[data-theme="light"] .theme-toggle,
[data-theme="light"] .nav__toggle { background: rgba(255, 255, 255, .6); }

/* Nav */
[data-theme="light"] .nav.is-scrolled { background: rgba(247, 243, 255, .82); }
[data-theme="light"] .brand__mark { background: linear-gradient(135deg, #7c4ddb, #c04fc9); color: #fff; box-shadow: 0 4px 18px rgba(124, 77, 219, .35); }
@media (max-width: 900px) {
  [data-theme="light"] .nav__links { background: rgba(255, 255, 255, .97); box-shadow: 0 20px 50px rgba(60, 30, 130, .18); }
}

/* Hero scene: pastel dawn instead of sunset */
[data-theme="light"] .scene__sky {
  background: linear-gradient(180deg, #ece4ff 0%, #e5d8ff 25%, #f3d7f1 48%, #ffd8c6 66%, #ffe8d6 74%, #efe4fb 84%, var(--bg) 100%);
}
[data-theme="light"] .scene__stars { display: none; }
[data-theme="light"] .scene__sun { background: radial-gradient(closest-side, rgba(255, 236, 200, .95), rgba(255, 190, 160, .5) 40%, rgba(230, 160, 230, .18) 70%, transparent); }
[data-theme="light"] .scene__hills .h1 { fill: #d7c6f5; opacity: .9; }
[data-theme="light"] .scene__hills .h2 { fill: #c7b2ef; }
[data-theme="light"] .scene__water {
  background:
    repeating-linear-gradient(180deg, rgba(255, 255, 255, .5) 0 2px, transparent 2px 9px),
    linear-gradient(180deg, #d9c9f6, #efe8fd);
}
[data-theme="light"] .scene__shade {
  background:
    linear-gradient(90deg, rgba(247, 243, 255, .88) 0%, rgba(247, 243, 255, .5) 45%, rgba(247, 243, 255, 0) 75%),
    linear-gradient(180deg, transparent 60%, var(--bg) 100%);
}
@media (max-width: 900px) {
  [data-theme="light"] .scene__shade { background: linear-gradient(180deg, rgba(247,243,255,.2) 0%, rgba(247,243,255,.75) 55%, var(--bg) 100%); }
}
[data-theme="light"] .pill { background: rgba(255, 255, 255, .6); }
[data-theme="light"] .script { color: #7c4ddb; text-shadow: 0 0 18px rgba(255, 255, 255, .9); }
[data-theme="light"] .arch { filter: drop-shadow(0 0 18px rgba(124, 77, 219, .35)); }
[data-theme="light"] .arch {
  background:
    linear-gradient(transparent, transparent) padding-box,
    linear-gradient(180deg, #fff, rgba(160, 120, 255, .85) 35%, rgba(120, 140, 255, .45) 70%, transparent) border-box;
}
[data-theme="light"] .portrait { box-shadow: 0 30px 70px rgba(80, 50, 160, .22), inset 0 0 0 1px rgba(255,255,255,.5); }
[data-theme="light"] .float-chip { background: rgba(255, 255, 255, .78); box-shadow: 0 16px 40px rgba(80, 50, 160, .18); }
[data-theme="light"] .platform-bar { background: #fff; box-shadow: 0 18px 50px rgba(80, 50, 160, .16), 0 0 0 1px var(--border); }

/* Glass surfaces */
[data-theme="light"] .card,
[data-theme="light"] .act,
[data-theme="light"] .vcard--more,
[data-theme="light"] .future {
  background: linear-gradient(160deg, rgba(255, 255, 255, .9), rgba(255, 255, 255, .6));
  box-shadow: 0 18px 44px rgba(80, 50, 160, .1), inset 0 1px 0 #fff;
}
[data-theme="light"] .stats {
  background: linear-gradient(160deg, rgba(255, 255, 255, .92), rgba(255, 236, 222, .7));
  box-shadow: 0 18px 44px rgba(80, 50, 160, .1), inset 0 1px 0 #fff;
}
[data-theme="light"] .card:hover { box-shadow: 0 26px 56px rgba(80, 50, 160, .18), 0 0 0 1px rgba(124, 77, 219, .2); }
[data-theme="light"] .stat__icon { background: rgba(124, 77, 219, .12); }
[data-theme="light"] .vcard { box-shadow: 0 16px 40px rgba(60, 30, 130, .18); }
[data-theme="light"] .vcard:hover { box-shadow: 0 26px 56px rgba(60, 30, 130, .28); }
[data-theme="light"] .vcard--more { background: linear-gradient(160deg, rgba(220, 200, 255, .7), rgba(255, 220, 205, .6)); }

/* Future CTA */
[data-theme="light"] .future__bg::after {
  background: linear-gradient(90deg, rgba(247, 243, 255, .94) 0%, rgba(247, 243, 255, .7) 50%, rgba(247, 243, 255, .15) 100%);
}
[data-theme="light"] .future__chips span { background: rgba(255, 255, 255, .7); }

/* Smooth theme switch */
::view-transition-old(root), ::view-transition-new(root) { animation-duration: 350ms; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition-duration: 1ms !important; }
  .js .reveal { opacity: 1; transform: none; }
}

/* Keep a phrase on one line */
.nowrap { white-space: nowrap; }

/* =========================================================
   ZOOMABLE IMAGES + LIGHTBOX
   ========================================================= */
.zoomable { position: relative; }
.zoom-btn {
  position: absolute; inset: 0; z-index: 1;
  cursor: zoom-in; background: transparent; border-radius: inherit;
}
.zoom-btn:focus-visible { outline: 3px solid var(--focus); outline-offset: -3px; }
.zoom-btn__hint {
  position: absolute; top: 12px; left: 12px;
  display: grid; place-items: center; width: 38px; height: 38px; border-radius: 12px;
  background: rgba(15, 10, 35, .6); border: 1px solid rgba(255, 255, 255, .35); color: #fff;
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  opacity: 0; transform: scale(.9);
  transition: opacity var(--t) var(--ease), transform var(--t) var(--ease);
}
.zoom-btn__hint .icon { width: 16px; height: 16px; }
.zoom-btn:hover .zoom-btn__hint, .zoom-btn:focus-visible .zoom-btn__hint { opacity: 1; transform: none; }
@media (hover: none) { .zoom-btn__hint { opacity: 1; transform: none; } }

/* stop the page scrolling behind any open dialog */
html:has(dialog[open]) { overflow: hidden; }

.lightbox {
  position: fixed; inset: 0; width: 100vw; height: 100dvh; max-width: none; max-height: none;
  margin: 0; padding: 72px 88px 64px; border: 0;
  background: transparent; color: #fff;
}
.lightbox[open] { display: grid; place-items: center; }
.lightbox::backdrop { background: rgba(8, 5, 20, .92); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); }
.lightbox__figure {
  margin: 0; width: 100%; height: 100%;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 16px;
  animation: lb-in 260ms var(--ease);
}
.lightbox__img {
  display: block; width: auto; height: auto;
  max-width: min(1600px, 100%); max-height: calc(100dvh - 190px);
  object-fit: contain; border-radius: 14px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, .55);
  transition: opacity var(--t);
  user-select: none; -webkit-user-drag: none; touch-action: pan-y;
}
.lightbox__img.is-loading { opacity: .35; }
.lightbox__caption { max-width: 70ch; text-align: center; color: rgba(255, 255, 255, .88); font-size: .95rem; line-height: 1.5; }
.lightbox__btn {
  position: absolute; display: grid; place-items: center; width: 48px; height: 48px; border-radius: 50%;
  color: #fff; background: rgba(255, 255, 255, .12); border: 1px solid rgba(255, 255, 255, .28);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  transition: background var(--t-fast), transform var(--t-fast) var(--ease);
}
.lightbox__btn:hover { background: rgba(255, 255, 255, .24); }
.lightbox__btn:active { transform: scale(.94); }
.lightbox__close { top: 16px; right: 16px; }
/* "Xem tiết mục" inside the lightbox: same pill as on the card, but in the flow */
.lightbox__play { position: static; flex: none; }
.lightbox__play[hidden] { display: none; }
.lightbox__figure:has(.lightbox__play:not([hidden])) .lightbox__img { max-height: calc(100dvh - 250px); }
@keyframes lb-in { from { opacity: 0; transform: scale(.97); } }
@media (max-width: 640px) {
  .lightbox { padding: 68px 12px 40px; }
  .lightbox__img { max-height: calc(100dvh - 250px); }
  .lightbox__caption { font-size: .875rem; }
}

/* =========================================================
   FUTURE: muted illustration clip + "Xem video"
   ========================================================= */
.future { gap: clamp(20px, 3vw, 40px); }
.future__content { flex: 1; }
.future__actions { display: flex; flex-wrap: wrap; gap: 12px; }
.btn__play--solid { width: 30px; height: 30px; margin-left: -10px; background: linear-gradient(135deg, var(--amber), var(--pink)); color: #2a0d24; border: 0; }
.btn:hover .btn__play--solid .icon { transform: none; }
.future__media {
  position: relative; flex: none; margin: clamp(20px, 3vw, 36px) clamp(20px, 4vw, 48px) clamp(20px, 3vw, 36px) 0;
  width: clamp(200px, 22vw, 270px); aspect-ratio: 9 / 16;
  border-radius: var(--radius); overflow: hidden;
  border: 1px solid rgba(255, 255, 255, .35);
  background: #000;
  box-shadow: 0 30px 70px rgba(5, 2, 20, .5), 0 0 0 6px rgba(255, 255, 255, .06);
  transform: rotate(2deg);
}
.future__clip { width: 100%; height: 100%; object-fit: cover; }
.future__badge {
  position: absolute; top: 12px; left: 12px; z-index: 2;
  display: inline-flex; align-items: center; gap: 6px; padding: 5px 10px; border-radius: 999px;
  background: rgba(15, 10, 35, .62); border: 1px solid rgba(255, 255, 255, .3); color: #fff;
  font-size: .75rem; font-weight: 600;
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
}
.future__badge .icon { width: 14px; height: 14px; }
.future__open { position: absolute; inset: 0; z-index: 1; cursor: pointer; background: transparent; }
.future__open:focus-visible { outline: 3px solid var(--focus); outline-offset: -3px; border-radius: var(--radius); }
[data-theme="light"] .future__media { box-shadow: 0 24px 56px rgba(60, 30, 130, .25), 0 0 0 6px rgba(255, 255, 255, .6); }
@media (max-width: 900px) {
  .future { flex-direction: column; align-items: stretch; }
  .future__content { padding-bottom: 0; }
  .future__media { width: min(260px, 72%); margin: 0 auto clamp(24px, 6vw, 40px); transform: none; }
}