/* PROJECT AURORA — Regal TV UK · Executive Experience Prototype
   Shared CSS architecture */

:root {
  --black: #06060a;
  --rich-black: #0a0a0f;
  --charcoal: #121218;
  --midnight: #1a1a22;
  --line: rgba(255, 255, 255, 0.09);
  --gold: #d4af62;
  --gold-bright: #f0d79a;
  --gold-deep: #a8813a;
  --warm-white: #f5f1e8;
  --muted: rgba(245, 241, 232, 0.58);
  --burgundy: #5c1a2b;
  --live: #e1112c;
  --glass: rgba(255, 255, 255, 0.045);
  --glass-strong: rgba(255, 255, 255, 0.08);
  --radius: 18px;
  --radius-lg: 28px;
  --shadow: 0 30px 80px -30px rgba(0, 0, 0, 0.9);
  --gold-grad: linear-gradient(115deg, var(--gold-deep), var(--gold), var(--gold-bright), var(--gold));
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --slow: 1.1s;
  --shell: min(1400px, 92vw);
  --font-display: "Outfit", "Trebuchet MS", system-ui, sans-serif;
  --font-body: "Manrope", "Segoe UI", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--rich-black);
  color: var(--warm-white);
  font-family: var(--font-body);
  font-size: 16.5px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
body::before {
  content: "";
  position: fixed; inset: 0; pointer-events: none; z-index: 0;
  background:
    radial-gradient(70vw 60vh at 78% -10%, rgba(212, 175, 98, 0.13), transparent 65%),
    radial-gradient(60vw 50vh at 5% 105%, rgba(92, 26, 43, 0.35), transparent 70%);
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }

h1, h2, h3, h4, .display {
  font-family: var(--font-display);
  font-weight: 300;
  letter-spacing: -0.03em;
  line-height: 1.03;
  margin: 0;
}
h1 { font-size: clamp(2.9rem, 7.4vw, 6.6rem); }
h2 { font-size: clamp(2rem, 4.2vw, 3.6rem); }
h3 { font-size: clamp(1.15rem, 1.7vw, 1.5rem); font-weight: 400; letter-spacing: -0.02em; }
p { margin: 0 0 1rem; color: var(--muted); }
strong { color: var(--warm-white); font-weight: 600; }

.gold {
  background: var(--gold-grad);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
}
.eyebrow {
  font-size: 0.7rem; letter-spacing: 0.42em; text-transform: uppercase;
  color: var(--gold); font-weight: 600; margin: 0 0 1.4rem;
}
.lede { font-size: clamp(1rem, 1.35vw, 1.2rem); max-width: 62ch; }
.shell { width: var(--shell); margin-inline: auto; position: relative; z-index: 1; }
section { padding: clamp(4.5rem, 9vw, 9rem) 0; position: relative; }
.sec-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 2rem; margin-bottom: 3.2rem; flex-wrap: wrap; }
.hr { height: 1px; background: linear-gradient(90deg, transparent, var(--line), transparent); border: 0; margin: 0; }

/* ---------- Focus / a11y ---------- */
:focus-visible { outline: 2px solid var(--gold); outline-offset: 4px; border-radius: 6px; }
.skip {
  position: fixed; top: -100px; left: 20px; z-index: 999;
  background: var(--gold); color: #14100a; padding: 0.7rem 1.2rem; border-radius: 10px; font-weight: 700;
}
.skip:focus { top: 18px; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

/* ---------- Splash ---------- */
#splash {
  position: fixed; inset: 0; z-index: 500; background: #000;
  display: grid; place-items: center; text-align: center;
  transition: opacity 1.1s var(--ease), visibility 1.1s;
}
#splash.done { opacity: 0; visibility: hidden; }
.splash-mark {
  font-family: var(--font-display); font-size: clamp(2.6rem, 8vw, 5.4rem); font-weight: 200;
  letter-spacing: 0.24em; text-transform: uppercase; position: relative; overflow: hidden;
  animation: rise 1.5s var(--ease) both;
}
.splash-mark span { color: var(--gold); font-weight: 400; }
.splash-mark::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(105deg, transparent 35%, rgba(255, 240, 200, 0.85) 50%, transparent 65%);
  transform: translateX(-130%); animation: sweep 2.6s 0.5s var(--ease) infinite;
  mix-blend-mode: overlay;
}
.splash-line { margin-top: 1.6rem; font-size: clamp(0.85rem, 1.6vw, 1.15rem); letter-spacing: 0.34em; text-transform: uppercase; color: var(--muted); animation: rise 1.5s 0.5s var(--ease) both; }
.splash-sub { margin-top: 0.4rem; font-size: 0.7rem; letter-spacing: 0.5em; text-transform: uppercase; color: var(--gold); animation: rise 1.5s 1.5s var(--ease) both; }
.splash-bar { width: min(320px, 60vw); height: 1px; background: rgba(255,255,255,0.14); margin: 2.6rem auto 0; overflow: hidden; }
.splash-bar i { display: block; height: 100%; width: 0; background: var(--gold-grad); animation: load 2.6s var(--ease) forwards; }
@keyframes load { to { width: 100%; } }
@keyframes sweep { to { transform: translateX(130%); } }
@keyframes rise { from { opacity: 0; transform: translateY(24px); filter: blur(8px); } to { opacity: 1; transform: none; filter: blur(0); } }

/* ---------- Navigation ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 200;
  backdrop-filter: blur(22px); -webkit-backdrop-filter: blur(22px);
  background: linear-gradient(180deg, rgba(6,6,10,0.86), rgba(6,6,10,0.28));
  border-bottom: 1px solid transparent; transition: all 0.6s var(--ease);
}
.nav.scrolled { background: rgba(6,6,10,0.94); border-bottom-color: var(--line); }
.nav-in { width: var(--shell); margin-inline: auto; display: flex; align-items: center; gap: 1.6rem; height: 78px; }
.logo { font-family: var(--font-display); font-weight: 300; letter-spacing: 0.2em; text-transform: uppercase; font-size: 1.05rem; display: flex; align-items: center; gap: 0.7rem; }
.logo b { font-weight: 500; color: var(--gold); }
.logo .orb {
  width: 12px; height: 12px; border-radius: 50%; background: var(--gold-grad);
  box-shadow: 0 0 0 0 rgba(212,175,98,0.5); animation: pulse-orb 3.4s var(--ease) infinite;
}
@keyframes pulse-orb { 50% { box-shadow: 0 0 0 9px rgba(212,175,98,0); } }
.nav-links { display: flex; gap: 1.5rem; margin-left: auto; align-items: center; }
.nav-links > a, .nav-trigger {
  font-size: 0.82rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted);
  background: none; border: 0; padding: 0.4rem 0; position: relative; transition: color 0.4s var(--ease);
}
.nav-links > a::after, .nav-trigger::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -2px; height: 1px;
  background: var(--gold); transform: scaleX(0); transform-origin: right; transition: transform 0.5s var(--ease);
}
.nav-links > a:hover, .nav-trigger:hover, .nav-links > a[aria-current="page"] { color: var(--warm-white); }
.nav-links > a:hover::after, .nav-trigger:hover::after, .nav-links > a[aria-current="page"]::after { transform: scaleX(1); transform-origin: left; }
.nav-actions { display: flex; align-items: center; gap: 0.7rem; margin-left: 1rem; }
.icon-btn {
  width: 40px; height: 40px; border-radius: 50%; border: 1px solid var(--line);
  background: var(--glass); color: var(--warm-white); display: grid; place-items: center;
  transition: all 0.45s var(--ease);
}
.icon-btn:hover { border-color: var(--gold); color: var(--gold); transform: translateY(-2px); }

/* Mega menu */
.mega {
  position: absolute; top: 78px; left: 0; right: 0;
  background: rgba(10,10,15,0.97); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  backdrop-filter: blur(26px);
  opacity: 0; visibility: hidden; transform: translateY(-14px);
  transition: all 0.55s var(--ease);
}
.mega.open { opacity: 1; visibility: visible; transform: none; }
.mega-in { width: var(--shell); margin-inline: auto; padding: 3rem 0 3.4rem; display: grid; grid-template-columns: repeat(4, 1fr); gap: 2.4rem; }
.mega h4 { font-size: 0.68rem; letter-spacing: 0.38em; text-transform: uppercase; color: var(--gold); margin-bottom: 1.1rem; font-family: var(--font-body); font-weight: 700; }
.mega a { display: block; padding: 0.34rem 0; color: var(--muted); font-size: 0.95rem; transition: all 0.35s var(--ease); }
.mega a:hover { color: var(--warm-white); transform: translateX(6px); }

/* Mobile nav */
.burger { display: none; }
@media (max-width: 1080px) {
  .nav-links { display: none; }
  .burger { display: grid; }
  .mega-in { grid-template-columns: repeat(2, 1fr); padding: 2rem 0 2.4rem; max-height: 74vh; overflow-y: auto; }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 0.6rem;
  padding: 0.95rem 1.9rem; border-radius: 999px; border: 1px solid var(--line);
  font-size: 0.8rem; letter-spacing: 0.16em; text-transform: uppercase; font-weight: 600;
  background: var(--glass); color: var(--warm-white); transition: all 0.5s var(--ease);
}
.btn:hover { transform: translateY(-3px); border-color: rgba(212,175,98,0.6); background: var(--glass-strong); }
.btn-gold { background: var(--gold-grad); color: #16110a; border-color: transparent; box-shadow: 0 16px 40px -18px rgba(212,175,98,0.8); }
.btn-gold:hover { box-shadow: 0 24px 54px -18px rgba(212,175,98,0.9); }
.btn-live { border-color: rgba(225,17,44,0.55); }
.btn-live .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--live); animation: blink 1.8s infinite; }
@keyframes blink { 50% { opacity: 0.25; } }
.btn-row { display: flex; gap: 0.9rem; flex-wrap: wrap; }

/* Floating live button */
.float-live {
  position: fixed; right: 22px; bottom: 22px; z-index: 180;
  display: inline-flex; align-items: center; gap: 0.6rem;
  padding: 0.85rem 1.4rem; border-radius: 999px;
  background: rgba(10,10,15,0.86); border: 1px solid rgba(225,17,44,0.5);
  backdrop-filter: blur(18px); font-size: 0.72rem; letter-spacing: 0.2em; text-transform: uppercase; font-weight: 700;
  box-shadow: var(--shadow); transition: all 0.5s var(--ease);
}
.float-live:hover { transform: translateY(-4px); border-color: var(--live); }
.to-top {
  position: fixed; left: 22px; bottom: 22px; z-index: 180; width: 44px; height: 44px;
  border-radius: 50%; border: 1px solid var(--line); background: rgba(10,10,15,0.8);
  color: var(--warm-white); backdrop-filter: blur(18px);
  opacity: 0; visibility: hidden; transition: all 0.5s var(--ease);
}
.to-top.show { opacity: 1; visibility: visible; }
.to-top:hover { border-color: var(--gold); color: var(--gold); }

/* ---------- Hero ---------- */
.hero { min-height: 100svh; display: flex; align-items: flex-end; padding-bottom: clamp(3rem, 7vw, 6rem); overflow: hidden; }
.hero-bg { position: absolute; inset: -12% 0 0; z-index: 0; }
.hero-bg .layer {
  position: absolute; inset: 0;
  background-size: cover; background-position: center;
  transform: scale(1.08); animation: kenburns 24s var(--ease) infinite alternate;
}
@keyframes kenburns { to { transform: scale(1.18) translate3d(-1.5%, -1.5%, 0); } }
.hero-bg::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(6,6,10,0.72) 0%, rgba(6,6,10,0.28) 38%, rgba(6,6,10,0.92) 88%, var(--rich-black) 100%);
}
.hero .shell { padding-top: 8rem; }
.hero h1 { max-width: 16ch; }
.hero .lede { margin-top: 1.6rem; }
.hero .btn-row { margin-top: 2.4rem; }
.page-hero { min-height: 68svh; }
.page-hero h1 { font-size: clamp(2.6rem, 6vw, 5.2rem); }

/* scene gradients used as photography placeholders */
.scene { background-color: var(--charcoal); background-size: cover; background-position: center; position: relative; }
.s1 { background-image: radial-gradient(120% 90% at 20% 15%, #4a2a12 0%, transparent 60%), linear-gradient(140deg, #1c1208, #0a0a0f 62%, #2a1520); }
.s2 { background-image: radial-gradient(100% 80% at 80% 20%, #6a4a12 0%, transparent 62%), linear-gradient(200deg, #14141c, #05050a 60%, #3a2410); }
.s3 { background-image: radial-gradient(110% 90% at 30% 80%, #5c1a2b 0%, transparent 60%), linear-gradient(160deg, #16121a, #06060a 70%); }
.s4 { background-image: radial-gradient(90% 90% at 70% 30%, #1d3a3a 0%, transparent 60%), linear-gradient(120deg, #0d1414, #06060a 70%, #2a2010); }
.s5 { background-image: radial-gradient(100% 80% at 40% 10%, #3a2b5c 0%, transparent 60%), linear-gradient(180deg, #12101c, #06060a 72%); }
.s6 { background-image: radial-gradient(120% 100% at 85% 85%, #7a5a1c 0%, transparent 58%), linear-gradient(220deg, #191410, #06060a 68%); }

/* ---------- Cards / grids ---------- */
.grid { display: grid; gap: 1.4rem; }
.g2 { grid-template-columns: repeat(2, 1fr); }
.g3 { grid-template-columns: repeat(3, 1fr); }
.g4 { grid-template-columns: repeat(4, 1fr); }
.g5 { grid-template-columns: repeat(5, 1fr); }
@media (max-width: 1080px) { .g4, .g5 { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 820px) { .g3, .g4, .g5 { grid-template-columns: repeat(2, 1fr); } .g2 { grid-template-columns: 1fr; } }
@media (max-width: 540px) { .g3, .g4, .g5 { grid-template-columns: 1fr; } }

.card {
  border-radius: var(--radius); border: 1px solid var(--line); background: var(--glass);
  backdrop-filter: blur(14px); overflow: hidden; transition: all 0.7s var(--ease); position: relative;
}
.card:hover { transform: translateY(-8px); border-color: rgba(212,175,98,0.45); box-shadow: var(--shadow); }
.card-media { aspect-ratio: 16 / 10; position: relative; overflow: hidden; }
.card-media .scene { position: absolute; inset: 0; transition: transform 1.4s var(--ease); }
.card:hover .card-media .scene { transform: scale(1.09); }
.card-media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 40%, rgba(6,6,10,0.85)); }
.card-body { padding: 1.3rem 1.4rem 1.6rem; }
.card-body p { margin: 0.55rem 0 0; font-size: 0.93rem; }
.poster .card-media { aspect-ratio: 2 / 3; }
.tag {
  position: absolute; top: 12px; left: 12px; z-index: 2;
  font-size: 0.6rem; letter-spacing: 0.24em; text-transform: uppercase; font-weight: 700;
  padding: 0.34rem 0.7rem; border-radius: 999px; background: rgba(6,6,10,0.68);
  border: 1px solid var(--line); backdrop-filter: blur(10px); color: var(--gold);
}
.tag.red { color: #fff; border-color: rgba(225,17,44,0.6); background: rgba(225,17,44,0.32); }
.meta { font-size: 0.72rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--gold); }

.glass-panel {
  border-radius: var(--radius-lg); border: 1px solid var(--line);
  background: linear-gradient(160deg, rgba(255,255,255,0.07), rgba(255,255,255,0.02));
  backdrop-filter: blur(20px); padding: clamp(1.8rem, 3.2vw, 3rem);
}
.rail { display: flex; gap: 1.3rem; overflow-x: auto; padding-bottom: 1.4rem; scroll-snap-type: x mandatory; scrollbar-width: thin; }
.rail > * { flex: 0 0 clamp(230px, 26vw, 330px); scroll-snap-align: start; }
.rail::-webkit-scrollbar { height: 3px; }
.rail::-webkit-scrollbar-thumb { background: var(--gold-deep); }

.stat { text-align: left; }
.stat .num { font-family: var(--font-display); font-size: clamp(2.4rem, 4.6vw, 4rem); font-weight: 200; }
.stat .lbl { font-size: 0.68rem; letter-spacing: 0.3em; text-transform: uppercase; color: var(--muted); }

.pill-row { display: flex; gap: 0.6rem; flex-wrap: wrap; }
.pill {
  padding: 0.5rem 1.1rem; border-radius: 999px; border: 1px solid var(--line);
  font-size: 0.74rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted);
  background: var(--glass); transition: all 0.45s var(--ease);
}
.pill:hover, .pill.on { color: #16110a; background: var(--gold-grad); border-color: transparent; }

.list-row { display: flex; gap: 1.4rem; align-items: center; padding: 1.15rem 0; border-bottom: 1px solid var(--line); transition: all 0.5s var(--ease); }
.list-row:hover { padding-left: 0.7rem; border-bottom-color: rgba(212,175,98,0.5); }
.list-row .time { font-family: var(--font-display); font-size: 1.25rem; color: var(--gold); min-width: 92px; }

.live-dot { display: inline-flex; align-items: center; gap: 0.5rem; color: var(--live); font-size: 0.68rem; letter-spacing: 0.28em; text-transform: uppercase; font-weight: 700; }
.live-dot i { width: 8px; height: 8px; border-radius: 50%; background: var(--live); animation: blink 1.6s infinite; }

.player { border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--line); position: relative; aspect-ratio: 16 / 9; box-shadow: var(--shadow); }
.player .scene { position: absolute; inset: 0; }
.player .play {
  position: absolute; inset: 0; margin: auto; width: 92px; height: 92px; border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.35); background: rgba(6,6,10,0.4); backdrop-filter: blur(10px);
  display: grid; place-items: center; color: var(--warm-white); font-size: 1.4rem; transition: all 0.6s var(--ease);
}
.player:hover .play { transform: scale(1.08); border-color: var(--gold); color: var(--gold); }
.player .bar { position: absolute; left: 0; right: 0; bottom: 0; padding: 1.2rem 1.4rem; display: flex; align-items: center; gap: 1rem; background: linear-gradient(0deg, rgba(6,6,10,0.92), transparent); }
.player .track { flex: 1; height: 3px; background: rgba(255,255,255,0.18); border-radius: 3px; overflow: hidden; }
.player .track i { display: block; height: 100%; width: 38%; background: var(--gold-grad); }

.portrait { aspect-ratio: 3 / 4; }
.avatar { width: 64px; height: 64px; border-radius: 50%; flex: 0 0 auto; }

.timeline { position: relative; padding-left: 2.4rem; }
.timeline::before { content: ""; position: absolute; left: 7px; top: 6px; bottom: 6px; width: 1px; background: linear-gradient(180deg, var(--gold), transparent); }
.tl-item { position: relative; padding: 0 0 2.4rem; }
.tl-item::before { content: ""; position: absolute; left: -2.4rem; top: 8px; width: 15px; height: 15px; border-radius: 50%; border: 1px solid var(--gold); background: var(--rich-black); }
.tl-item.on::before { background: var(--gold-grad); box-shadow: 0 0 22px rgba(212,175,98,0.7); }

.marquee { overflow: hidden; border-block: 1px solid var(--line); padding: 1.6rem 0; }
.marquee-in { display: flex; gap: 4rem; width: max-content; animation: slide 38s linear infinite; }
.marquee:hover .marquee-in { animation-play-state: paused; }
.marquee span { font-family: var(--font-display); font-size: 1.35rem; letter-spacing: 0.12em; text-transform: uppercase; color: rgba(245,241,232,0.4); white-space: nowrap; transition: color 0.5s var(--ease); }
.marquee span:hover { color: var(--gold); }
@keyframes slide { to { transform: translateX(-50%); } }

.field {
  width: 100%; padding: 0.95rem 1.15rem; border-radius: 12px; border: 1px solid var(--line);
  background: rgba(255,255,255,0.04); color: var(--warm-white); font: inherit; font-size: 0.95rem;
}
.field::placeholder { color: rgba(245,241,232,0.35); }
.field:focus { border-color: var(--gold); outline: none; }

/* ---------- Reveal ---------- */
.reveal { opacity: 0; transform: translateY(34px); filter: blur(6px); transition: opacity 1s var(--ease), transform 1s var(--ease), filter 1s var(--ease); }
.reveal.in { opacity: 1; transform: none; filter: blur(0); }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
  .reveal { opacity: 1; transform: none; filter: none; }
}

/* ---------- Overlays ---------- */
.overlay {
  position: fixed; inset: 0; z-index: 400; background: rgba(4,4,8,0.9);
  backdrop-filter: blur(26px); display: grid; padding: 8vh 6vw;
  opacity: 0; visibility: hidden; transition: all 0.6s var(--ease);
}
.overlay.open { opacity: 1; visibility: visible; }
.overlay .close { position: absolute; top: 26px; right: 26px; }
#search .search-in { width: min(880px, 100%); margin: 0 auto; }
#search input {
  width: 100%; background: none; border: 0; border-bottom: 1px solid var(--line);
  font-family: var(--font-display); font-size: clamp(1.8rem, 5vw, 3.4rem); font-weight: 200;
  color: var(--warm-white); padding: 0.6rem 0; letter-spacing: -0.02em;
}
#search input:focus { outline: none; border-bottom-color: var(--gold); }

.modal-card {
  width: min(560px, 100%); margin: auto; border-radius: var(--radius-lg);
  border: 1px solid var(--line); background: linear-gradient(160deg, #14141c, #08080d);
  padding: clamp(2rem, 4vw, 3rem); box-shadow: var(--shadow); text-align: center;
}

/* AI assistant */
.ai-launch { position: fixed; right: 22px; bottom: 86px; z-index: 180; }
.ai-panel {
  position: fixed; right: 22px; bottom: 150px; z-index: 190; width: min(380px, calc(100vw - 44px));
  border-radius: var(--radius-lg); border: 1px solid var(--line);
  background: linear-gradient(165deg, rgba(22,22,30,0.98), rgba(8,8,13,0.98));
  backdrop-filter: blur(24px); box-shadow: var(--shadow); overflow: hidden;
  opacity: 0; visibility: hidden; transform: translateY(18px) scale(0.97);
  transition: all 0.6s var(--ease);
}
.ai-panel.open { opacity: 1; visibility: visible; transform: none; }
.ai-head { padding: 1.1rem 1.3rem; border-bottom: 1px solid var(--line); display: flex; align-items: center; gap: 0.7rem; }
.ai-log { padding: 1.2rem 1.3rem; max-height: 320px; overflow-y: auto; display: grid; gap: 0.8rem; }
.bubble { padding: 0.8rem 1rem; border-radius: 14px; font-size: 0.9rem; line-height: 1.55; max-width: 92%; }
.bubble.ai { background: rgba(255,255,255,0.06); border: 1px solid var(--line); }
.bubble.me { background: var(--gold-grad); color: #16110a; margin-left: auto; font-weight: 600; }
.ai-suggest { padding: 0 1.3rem 1.3rem; display: flex; gap: 0.5rem; flex-wrap: wrap; }
.ai-suggest button { font-size: 0.72rem; padding: 0.45rem 0.85rem; border-radius: 999px; border: 1px solid var(--line); background: var(--glass); color: var(--muted); transition: all 0.4s var(--ease); }
.ai-suggest button:hover { color: var(--gold); border-color: var(--gold); }

/* ---------- Footer ---------- */
footer { border-top: 1px solid var(--line); padding: clamp(3.5rem, 6vw, 6rem) 0 2.4rem; background: linear-gradient(180deg, transparent, rgba(0,0,0,0.55)); }
.foot-grid { display: grid; grid-template-columns: 1.6fr repeat(4, 1fr); gap: 2.4rem; }
@media (max-width: 1000px) { .foot-grid { grid-template-columns: 1fr 1fr; } }
footer h4 { font-family: var(--font-body); font-size: 0.68rem; letter-spacing: 0.34em; text-transform: uppercase; color: var(--gold); margin-bottom: 1rem; }
footer a { display: block; padding: 0.3rem 0; color: var(--muted); font-size: 0.92rem; transition: color 0.4s var(--ease); }
footer a:hover { color: var(--warm-white); }
.foot-base { margin-top: 3.4rem; padding-top: 1.6rem; border-top: 1px solid var(--line); display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; font-size: 0.8rem; color: rgba(245,241,232,0.42); }
.sign { font-family: var(--font-display); font-size: clamp(1.1rem, 2.2vw, 1.7rem); font-weight: 200; line-height: 1.3; }

/* ---------- Presentation mode ---------- */
body.present { --slow: 1.7s; }
body.present .nav, body.present .float-live, body.present .to-top, body.present .ai-launch, body.present footer .foot-grid { display: none; }
body.present section { padding-block: clamp(6rem, 12vh, 12rem); }
body.present .reveal { transition-duration: 1.7s; }
body.present::after {
  content: "Presentation Mode · ← → to navigate · Esc to exit";
  position: fixed; bottom: 16px; left: 50%; transform: translateX(-50%); z-index: 300;
  font-size: 0.66rem; letter-spacing: 0.28em; text-transform: uppercase; color: var(--gold);
  background: rgba(6,6,10,0.8); border: 1px solid var(--line); padding: 0.5rem 1.1rem; border-radius: 999px;
}