/* ============================================================
   SONSOH NIGHT — styles
   Palette: near-black, warm off-white, champagne gold
   ============================================================ */

:root {
  --bg: #050507;
  --bg-2: #0a0a10;
  --panel: rgba(255, 255, 255, 0.035);
  --ink: #f2ead9;
  --muted: #8b8577;
  --gold: #c9a96a;
  --gold-2: #e8cd9a;
  --line: rgba(201, 169, 106, 0.22);
  --line-soft: rgba(242, 234, 217, 0.08);
  --radius: 22px;
  --font-display: "Anton", Impact, sans-serif;
  --font-body: "Space Grotesk", "Helvetica Neue", sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

::selection { background: rgba(201, 169, 106, 0.35); color: #fff; }

img { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

/* ---------- grain overlay ---------- */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9998;
  opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 240 240' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.7'/%3E%3C/svg%3E");
}

/* ---------- custom cursor glow ---------- */
#cursor-glow {
  position: fixed;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  pointer-events: none;
  z-index: 1;
  background: radial-gradient(circle, rgba(201, 169, 106, 0.07) 0%, transparent 60%);
  transform: translate(-50%, -50%);
  transition: opacity 0.4s;
}
@media (pointer: coarse) { #cursor-glow { display: none; } }

/* ---------- preloader ---------- */
#preloader {
  position: fixed;
  inset: 0;
  background: var(--bg);
  z-index: 10000;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 22px;
  transition: opacity 0.7s ease, visibility 0.7s;
}
#preloader.done { opacity: 0; visibility: hidden; }
#preloader .word {
  font-family: var(--font-display);
  font-size: clamp(2rem, 6vw, 4rem);
  letter-spacing: 0.42em;
  padding-left: 0.42em;
  color: var(--ink);
}
#preloader .word span { opacity: 0; display: inline-block; animation: pre-in 0.5s forwards; }
@keyframes pre-in { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
#preloader .bar {
  width: 160px; height: 1px; background: var(--line-soft); overflow: hidden; position: relative;
}
#preloader .bar::after {
  content: ""; position: absolute; inset: 0; background: var(--gold);
  transform: scaleX(0); transform-origin: left; animation: pre-bar 1.1s 0.2s ease forwards;
}
@keyframes pre-bar { to { transform: scaleX(1); } }

/* ---------- night clock (scroll progress) ---------- */
#night-clock {
  position: fixed;
  left: 26px;
  bottom: 24px;
  z-index: 900;
  font-size: 0.72rem;
  letter-spacing: 0.28em;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 10px;
  opacity: 0;
  transition: opacity 0.6s;
}
#night-clock.on { opacity: 1; }
#night-clock .dot {
  width: 5px; height: 5px; border-radius: 50%; background: var(--gold);
  box-shadow: 0 0 12px 2px rgba(201, 169, 106, 0.6);
  animation: pulse 2.4s infinite;
}
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.35; } }
#night-clock .t { color: var(--ink); font-variant-numeric: tabular-nums; }
@media (max-width: 720px) { #night-clock { display: none; } }

/* ---------- nav ---------- */
header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 950;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px clamp(20px, 4vw, 56px);
  transition: background 0.45s, backdrop-filter 0.45s, padding 0.45s, border-color 0.45s;
  border-bottom: 1px solid transparent;
}
header.scrolled {
  background: rgba(5, 5, 7, 0.72);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  padding-top: 14px;
  padding-bottom: 14px;
  border-bottom-color: var(--line-soft);
}
.logo {
  font-family: var(--font-display);
  font-size: 1.15rem;
  letter-spacing: 0.4em;
  color: var(--ink);
}
.logo em { color: var(--gold); font-style: normal; }
nav.links { display: flex; gap: clamp(18px, 3vw, 40px); }
nav.links a {
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--muted);
  transition: color 0.3s;
  position: relative;
}
nav.links a::after {
  content: ""; position: absolute; left: 0; bottom: -6px; height: 1px; width: 100%;
  background: var(--gold); transform: scaleX(0); transform-origin: left; transition: transform 0.35s;
}
nav.links a:hover { color: var(--ink); }
nav.links a:hover::after { transform: scaleX(1); }
.nav-right { display: flex; align-items: center; gap: 18px; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 15px 30px;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.3s, box-shadow 0.3s, background 0.3s, color 0.3s, border-color 0.3s;
  white-space: nowrap;
}
.btn-gold {
  background: linear-gradient(135deg, var(--gold-2), var(--gold) 55%, #a8874c);
  color: #14100a;
}
.btn-gold:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px -8px rgba(201, 169, 106, 0.55);
}
.btn-ghost {
  border-color: var(--line);
  color: var(--ink);
  background: transparent;
}
.btn-ghost:hover { border-color: var(--gold); color: var(--gold-2); }
.btn-sm { padding: 11px 22px; font-size: 0.72rem; }

#hamburger {
  display: none;
  background: none; border: none; cursor: pointer;
  flex-direction: column; gap: 6px; padding: 6px;
}
#hamburger span { width: 26px; height: 1.5px; background: var(--ink); transition: 0.35s; }
#mobile-menu {
  position: fixed; inset: 0; background: rgba(5, 5, 7, 0.96);
  backdrop-filter: blur(20px); z-index: 940;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 34px;
  opacity: 0; visibility: hidden; transition: 0.4s;
}
#mobile-menu.open { opacity: 1; visibility: visible; }
#mobile-menu a {
  font-family: var(--font-display);
  font-size: 2rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink);
}
#mobile-menu a:hover { color: var(--gold-2); }
@media (max-width: 900px) {
  nav.links, .nav-right .btn { display: none; }
  #hamburger { display: flex; }
}

/* ---------- shared section bits ---------- */
section { position: relative; padding: clamp(90px, 12vh, 150px) clamp(20px, 5vw, 72px); }
.wrap { max-width: 1240px; margin: 0 auto; position: relative; z-index: 2; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 12px;
  font-size: 0.7rem; letter-spacing: 0.34em; text-transform: uppercase;
  color: var(--gold); margin-bottom: 26px;
}
.eyebrow::before { content: ""; width: 34px; height: 1px; background: var(--gold); }

h1, h2, h3 { font-weight: 400; }
.display {
  font-family: var(--font-display);
  text-transform: uppercase;
  line-height: 0.96;
  letter-spacing: 0.015em;
}
h2.display { font-size: clamp(2.4rem, 5.4vw, 4.6rem); margin-bottom: 26px; }
.lead { font-size: clamp(1rem, 1.4vw, 1.2rem); color: var(--muted); max-width: 56ch; }
.lead strong { color: var(--ink); font-weight: 500; }

/* reveal on scroll */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.9s cubic-bezier(0.16, 1, 0.3, 1), transform 0.9s cubic-bezier(0.16, 1, 0.3, 1); }
.reveal.in { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: 0.12s; }
.reveal[data-delay="2"] { transition-delay: 0.24s; }
.reveal[data-delay="3"] { transition-delay: 0.36s; }

/* ============================================================
   HERO
   ============================================================ */
#hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 120px;
  overflow: hidden;
}
#starfield { position: absolute; inset: 0; z-index: 0; }
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(30px, 5vw, 70px);
  align-items: center;
  max-width: 1360px;
  margin: 0 auto;
  width: 100%;
  position: relative;
  z-index: 2;
}
.hero-copy .eyebrow { animation: fade-up 1s 0.15s both; }
#hero h1 {
  font-size: clamp(4rem, 11vw, 9.6rem);
  color: var(--ink);
}
#hero h1 .line { display: block; overflow: hidden; }
#hero h1 .line span { display: inline-block; transform: translateY(110%); animation: line-up 1s cubic-bezier(0.16, 1, 0.3, 1) forwards; }
#hero h1 .line:nth-child(2) span { animation-delay: 0.12s; }
#hero h1 .line:nth-child(3) span { animation-delay: 0.24s; color: var(--gold-2); }
@keyframes line-up { to { transform: none; } }
@keyframes fade-up { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: none; } }
.hero-sub { margin: 30px 0 38px; animation: fade-up 1s 0.5s both; }
.hero-ctas { display: flex; gap: 16px; flex-wrap: wrap; animation: fade-up 1s 0.65s both; }
.hero-trust {
  margin-top: 30px; font-size: 0.75rem; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--muted); animation: fade-up 1s 0.8s both;
}
.hero-trust b { color: var(--gold); font-weight: 500; }

.hero-visual {
  position: relative;
  border-radius: 28px;
  overflow: hidden;
  aspect-ratio: 4 / 4.6;
  animation: fade-up 1.2s 0.4s both;
  box-shadow: 0 40px 120px -30px rgba(201, 169, 106, 0.25), 0 0 0 1px var(--line-soft);
}
.hero-visual img {
  width: 100%; height: 100%; object-fit: cover; object-position: 70% center;
  transform: scale(1.06);
  animation: kenburns 22s ease-in-out infinite alternate;
}
@keyframes kenburns { from { transform: scale(1.06) translateX(0); } to { transform: scale(1.14) translateX(-2%); } }
.hero-visual::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(5,5,7,0.55), transparent 30%),
              linear-gradient(0deg, rgba(5,5,7,0.4), transparent 35%);
}
.hero-visual .sweep {
  position: absolute; inset: 0;
  background: linear-gradient(115deg, transparent 40%, rgba(232, 205, 154, 0.16) 50%, transparent 60%);
  transform: translateX(-120%);
  animation: sweep 7s 2s ease-in-out infinite;
}
@keyframes sweep { 0% { transform: translateX(-120%); } 40%, 100% { transform: translateX(120%); } }

.scroll-cue {
  position: absolute; left: 50%; bottom: 26px; transform: translateX(-50%);
  width: 1px; height: 56px; background: var(--line-soft); overflow: hidden; z-index: 3;
}
.scroll-cue::after {
  content: ""; position: absolute; top: -50%; left: 0; width: 100%; height: 50%;
  background: var(--gold); animation: cue 2.2s ease-in-out infinite;
}
@keyframes cue { to { top: 110%; } }

@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { aspect-ratio: 1 / 1; order: -1; margin-top: 8px; }
  .hero-visual img { object-position: 100% center; }
  #hero { padding-top: 96px; }
}

/* ============================================================
   MARQUEE
   ============================================================ */
#marquee {
  padding: 0;
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
  background: var(--bg-2);
  overflow: hidden;
}
.marquee-track {
  display: flex; width: max-content;
  animation: marquee 36s linear infinite;
}
.marquee-track span {
  font-size: 0.74rem; letter-spacing: 0.3em; text-transform: uppercase;
  color: var(--gold); padding: 18px 0; white-space: nowrap;
}
.marquee-track span::after { content: "•"; margin: 0 28px; color: var(--muted); }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ============================================================
   PROBLEM — 03:07
   ============================================================ */
#problem { background: var(--bg); overflow: hidden; }
.ghost-clock {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -54%);
  font-family: var(--font-display);
  font-size: clamp(14rem, 38vw, 34rem);
  color: rgba(242, 234, 217, 0.025);
  z-index: 0; pointer-events: none; user-select: none;
  font-variant-numeric: tabular-nums;
}
.problem-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 56px; }
.card {
  background: var(--panel);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  padding: 34px 30px;
  backdrop-filter: blur(10px);
  transition: transform 0.4s, border-color 0.4s, background 0.4s;
}
.card:hover { transform: translateY(-5px); border-color: var(--line); background: rgba(255,255,255,0.05); }
.card .num {
  font-family: var(--font-display); font-size: 0.9rem; letter-spacing: 0.2em;
  color: var(--gold); margin-bottom: 18px;
}
.card h3 { font-size: 1.15rem; font-weight: 500; margin-bottom: 12px; }
.card p { font-size: 0.92rem; color: var(--muted); }
.problem-closer {
  margin-top: 70px; text-align: center;
  font-size: clamp(1.3rem, 2.6vw, 2rem); font-weight: 300; color: var(--ink);
}
.problem-closer b { color: var(--gold-2); font-weight: 500; }
@media (max-width: 900px) { .problem-cards { grid-template-columns: 1fr; } }

/* ============================================================
   PILLARS / TECHNOLOGY
   ============================================================ */
#technology { background: var(--bg-2); }
.tech-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: clamp(40px, 6vw, 90px); align-items: center;
}
.tilt-frame {
  border-radius: 28px; overflow: hidden; position: relative;
  box-shadow: 0 50px 140px -40px rgba(0, 0, 0, 0.9), 0 0 0 1px var(--line-soft);
  transform-style: preserve-3d;
  will-change: transform;
}
.tilt-frame::before {
  content: ""; position: absolute; inset: -40%;
  background: radial-gradient(circle at center, rgba(201, 169, 106, 0.32), transparent 55%);
  z-index: 0; filter: blur(40px);
}
.tilt-frame img { position: relative; z-index: 1; }
.pillars { display: flex; flex-direction: column; gap: 8px; }
.pillar { padding: 30px 0; border-top: 1px solid var(--line-soft); }
.pillar:last-child { border-bottom: 1px solid var(--line-soft); }
.pillar .tag {
  font-family: var(--font-display); font-size: 1rem; letter-spacing: 0.24em;
  color: var(--gold-2); text-transform: uppercase; margin-bottom: 10px; display: block;
}
.pillar p { color: var(--muted); font-size: 0.98rem; max-width: 48ch; }
.pillar p b { color: var(--ink); font-weight: 500; }
@media (max-width: 900px) { .tech-grid { grid-template-columns: 1fr; } }

/* ============================================================
   KARELIA CORE — signature
   ============================================================ */
#core {
  background: #030304;
  overflow: hidden;
  text-align: left;
}
#core-particles { position: absolute; inset: 0; z-index: 0; }
.core-grid {
  display: grid; grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(50px, 7vw, 110px); align-items: center;
}
/* the shungite orb */
.orb-stage { position: relative; aspect-ratio: 1; display: flex; align-items: center; justify-content: center; }
.orb {
  width: min(78%, 420px); aspect-ratio: 1; border-radius: 50%;
  position: relative;
  background:
    radial-gradient(circle at 32% 28%, #3a3a40 0%, #131316 38%, #060608 72%);
  box-shadow:
    inset -30px -40px 80px rgba(0, 0, 0, 0.85),
    inset 18px 20px 60px rgba(255, 255, 255, 0.05),
    0 0 120px 10px rgba(201, 169, 106, 0.12),
    0 60px 120px -40px rgba(0, 0, 0, 0.9);
  animation: orb-float 7s ease-in-out infinite;
}
@keyframes orb-float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-16px); } }
.orb.photo {
  background: url("images/shungite-macro.jpg") center / cover no-repeat;
}
.orb.photo::before { opacity: 0.45; }
.orb::before {
  content: ""; position: absolute; inset: 0; border-radius: 50%;
  background:
    conic-gradient(from 0deg,
      transparent 0deg, rgba(201,169,106,0.5) 8deg, transparent 22deg,
      transparent 96deg, rgba(232,205,154,0.35) 108deg, transparent 124deg,
      transparent 200deg, rgba(201,169,106,0.4) 214deg, transparent 236deg,
      transparent 320deg, rgba(232,205,154,0.3) 330deg, transparent 348deg);
  -webkit-mask: radial-gradient(circle, transparent 30%, black 42%, black 62%, transparent 70%);
          mask: radial-gradient(circle, transparent 30%, black 42%, black 62%, transparent 70%);
  animation: orb-spin 26s linear infinite;
  opacity: 0.8;
  filter: blur(0.6px);
}
.orb::after {
  content: ""; position: absolute; inset: -14%; border-radius: 50%;
  border: 1px solid rgba(201, 169, 106, 0.18);
  animation: orb-spin 40s linear infinite reverse;
  border-top-color: rgba(232, 205, 154, 0.5);
}
@keyframes orb-spin { to { transform: rotate(360deg); } }
.orb-label {
  position: absolute; bottom: 4%; left: 50%; transform: translateX(-50%);
  font-size: 0.66rem; letter-spacing: 0.4em; text-transform: uppercase; color: var(--muted);
  white-space: nowrap;
}

.core-points { display: flex; flex-direction: column; gap: 38px; margin-top: 44px; }
.core-point { display: grid; grid-template-columns: 64px 1fr; gap: 20px; }
.core-point .idx {
  font-family: var(--font-display); font-size: 1.5rem; color: var(--gold);
  border-top: 1px solid var(--line); padding-top: 12px;
}
.core-point h3 {
  font-size: 0.85rem; letter-spacing: 0.26em; text-transform: uppercase;
  color: var(--ink); font-weight: 500; margin-bottom: 10px;
}
.core-point p { color: var(--muted); font-size: 0.96rem; max-width: 52ch; }
.core-note {
  margin-top: 54px; font-size: 0.72rem; color: rgba(139, 133, 119, 0.7);
  letter-spacing: 0.06em;
}
@media (max-width: 900px) {
  .core-grid { grid-template-columns: 1fr; }
  .orb-stage { width: 320px; max-width: 100%; margin: 0 auto; }
  .orb-label { font-size: 0.58rem; letter-spacing: 0.24em; }
}

/* ============================================================
   CAMPAIGN BREAK (full-bleed banner)
   ============================================================ */
#campaign { padding: 0; height: auto; overflow: hidden; position: relative; }
#campaign img {
  width: 100%; height: auto; display: block;
  transform: scale(1.08);
  will-change: transform;
}
#campaign .edge { position: absolute; left: 0; right: 0; height: clamp(40px, 12vw, 120px); z-index: 2; }
#campaign .edge.top { top: 0; background: linear-gradient(180deg, var(--bg), transparent); }
#campaign .edge.bottom { bottom: 0; background: linear-gradient(0deg, var(--bg), transparent); }

/* ============================================================
   DESIGN / VARIANTS
   ============================================================ */
#design {
  background: var(--bg);
  transition: background 0.8s ease;
}
#design.cloud { background: #e9dfc9; }
.design-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: clamp(40px, 6vw, 90px); align-items: center;
}
.variant-stage {
  position: relative; border-radius: 28px; overflow: hidden;
  aspect-ratio: 1; box-shadow: 0 50px 140px -40px rgba(0,0,0,0.75), 0 0 0 1px var(--line-soft);
}
.variant-stage img {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
  opacity: 0; transition: opacity 0.8s ease;
}
.variant-stage img.active { opacity: 1; }
.design-copy h2, .design-copy .lead { transition: color 0.8s; }
#design.cloud .design-copy h2 { color: #221c12; }
#design.cloud .design-copy .lead { color: #6b6150; }
#design.cloud .design-copy .lead strong { color: #221c12; }
#design.cloud .eyebrow { color: #a2823f; }
#design.cloud .eyebrow::before { background: #a2823f; }

.variant-toggle {
  display: inline-flex; margin: 34px 0 44px; border: 1px solid var(--line);
  border-radius: 999px; padding: 5px; gap: 5px; background: rgba(0,0,0,0.15);
  transition: border-color 0.8s;
}
.variant-toggle button {
  font-family: var(--font-body); font-size: 0.76rem; letter-spacing: 0.18em; text-transform: uppercase;
  padding: 11px 26px; border-radius: 999px; border: none; cursor: pointer;
  background: transparent; color: var(--muted); transition: 0.35s;
}
.variant-toggle button.active { background: linear-gradient(135deg, var(--gold-2), var(--gold)); color: #14100a; }
#design.cloud .variant-toggle { background: rgba(255,255,255,0.4); }

.stats-row { display: flex; gap: clamp(26px, 5vw, 64px); flex-wrap: wrap; }
.stat .v {
  font-family: var(--font-display); font-size: clamp(2.2rem, 4.4vw, 3.6rem);
  color: var(--gold); line-height: 1;
}
#design.cloud .stat .v { color: #a2823f; }
.stat .l { font-size: 0.72rem; letter-spacing: 0.22em; text-transform: uppercase; color: var(--muted); margin-top: 8px; }
#design.cloud .stat .l { color: #6b6150; }
@media (max-width: 900px) { .design-grid { grid-template-columns: 1fr; } }

/* ============================================================
   USE CASES
   ============================================================ */
#cases { background: var(--bg-2); }
.cases-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 54px; }
.case-card {
  background: var(--panel); border: 1px solid var(--line-soft); border-radius: var(--radius);
  padding: 32px 28px; transition: transform 0.4s, border-color 0.4s;
  position: relative; overflow: hidden;
}
.case-card::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  opacity: 0; transition: opacity 0.4s;
}
.case-card:hover { transform: translateY(-5px); border-color: var(--line); }
.case-card:hover::before { opacity: 1; }
.case-card .ic { font-size: 1.3rem; color: var(--gold-2); margin-bottom: 16px; }
.case-card h3 { font-size: 1.02rem; font-weight: 500; margin-bottom: 8px; }
.case-card p { font-size: 0.88rem; color: var(--muted); }
@media (max-width: 900px) { .cases-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 620px) { .cases-grid { grid-template-columns: 1fr; } }

/* ============================================================
   BATTERY
   ============================================================ */
#battery { background: var(--bg); overflow: hidden; }
.battery-grid { display: grid; grid-template-columns: auto 1fr; gap: clamp(40px, 7vw, 110px); align-items: center; }
.big-seven {
  font-family: var(--font-display);
  font-size: clamp(10rem, 24vw, 22rem);
  line-height: 0.85;
  background: linear-gradient(180deg, var(--gold-2), var(--gold) 45%, #6d5527);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.led-strip { display: flex; gap: 7px; margin: 30px 0 14px; }
.led-strip i {
  width: 22px; height: 7px; border-radius: 2px; background: rgba(242, 234, 217, 0.08);
  transition: background 0.3s, box-shadow 0.3s;
}
.led-strip i.on { background: var(--gold-2); box-shadow: 0 0 10px rgba(232, 205, 154, 0.7); }
.led-cap { font-size: 0.72rem; letter-spacing: 0.24em; text-transform: uppercase; color: var(--muted); }
@media (max-width: 900px) { .battery-grid { grid-template-columns: 1fr; } }

/* ============================================================
   COMPARE
   ============================================================ */
#compare { background: var(--bg-2); }
.table-scroll { overflow-x: auto; margin-top: 54px; }
table {
  width: 100%; border-collapse: collapse; min-width: 640px;
  font-size: 0.92rem;
}
th, td { padding: 18px 20px; text-align: center; border-bottom: 1px solid var(--line-soft); }
th { font-weight: 500; letter-spacing: 0.1em; text-transform: uppercase; font-size: 0.78rem; color: var(--muted); }
td:first-child, th:first-child { text-align: left; color: var(--ink); }
td { color: var(--muted); }
col.hl {}
th.hl, td.hl {
  background: rgba(201, 169, 106, 0.06);
  color: var(--gold-2);
  border-bottom-color: var(--line);
}
th.hl { font-family: var(--font-display); letter-spacing: 0.2em; font-size: 0.85rem; }
.yes { color: var(--gold-2); }
.no { color: rgba(139, 133, 119, 0.55); }

/* ============================================================
   LIFESTYLE BREAK
   ============================================================ */
#lifestyle { padding: 0; height: clamp(420px, 80vh, 800px); overflow: hidden; position: relative; }
#lifestyle img { width: 100%; height: 100%; object-fit: cover; object-position: center; }
#lifestyle .edge { position: absolute; left: 0; right: 0; height: 140px; z-index: 2; }
#lifestyle .edge.top { top: 0; background: linear-gradient(180deg, var(--bg-2), transparent); }
#lifestyle .edge.bottom { bottom: 0; background: linear-gradient(0deg, var(--bg), transparent); }
.lifestyle-quote {
  position: absolute; left: clamp(20px, 6vw, 90px); bottom: clamp(40px, 10vh, 100px); z-index: 3;
  max-width: 520px;
}
.lifestyle-quote .display { font-size: clamp(2rem, 4.6vw, 3.8rem); text-transform: uppercase; }
.lifestyle-quote .q-sub { margin-top: 14px; color: var(--ink); opacity: 0.85; font-size: 1.02rem; }

/* ============================================================
   FOUNDERS
   ============================================================ */
#founders { background: var(--bg); text-align: center; overflow: hidden; }
#founders::before {
  content: ""; position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: 720px; height: 720px; border-radius: 50%;
  background: radial-gradient(circle, rgba(201, 169, 106, 0.13), transparent 60%);
  pointer-events: none;
}
.founders-num {
  font-family: var(--font-display);
  font-size: clamp(5rem, 14vw, 11rem);
  color: var(--ink); line-height: 1;
}
.founders-num em { font-style: normal; color: var(--gold-2); }
#founders .lead { margin: 26px auto 44px; }

/* ============================================================
   PRE-ORDER
   ============================================================ */
#preorder { background: var(--bg-2); }
.price-grid { display: grid; grid-template-columns: repeat(2, minmax(280px, 420px)); gap: 26px; justify-content: center; margin-top: 60px; }
.price-card {
  background: var(--panel); border: 1px solid var(--line-soft); border-radius: 26px;
  padding: 44px 38px; position: relative; text-align: left;
  backdrop-filter: blur(12px);
  transition: transform 0.4s, border-color 0.4s;
}
.price-card:hover { transform: translateY(-6px); }
.price-card.featured { border-color: var(--line); box-shadow: 0 30px 90px -30px rgba(201, 169, 106, 0.3); }
.price-card .flag {
  position: absolute; top: -13px; left: 38px;
  background: linear-gradient(135deg, var(--gold-2), var(--gold)); color: #14100a;
  font-size: 0.64rem; letter-spacing: 0.24em; text-transform: uppercase; font-weight: 600;
  padding: 6px 14px; border-radius: 999px;
}
.price-card h3 { font-family: var(--font-display); font-size: 1.3rem; letter-spacing: 0.16em; margin-bottom: 6px; }
.price-card .sub { color: var(--muted); font-size: 0.88rem; margin-bottom: 26px; }
.price-line { display: flex; align-items: baseline; gap: 14px; margin-bottom: 28px; }
.price-line .now { font-family: var(--font-display); font-size: 3rem; color: var(--gold-2); }
.price-line .was { color: var(--muted); text-decoration: line-through; }
.price-card ul { list-style: none; margin-bottom: 34px; }
.price-card li { padding: 9px 0; font-size: 0.9rem; color: var(--muted); border-bottom: 1px dashed var(--line-soft); }
.price-card li::before { content: "◆"; color: var(--gold); font-size: 0.6rem; margin-right: 12px; }
.price-card .btn { width: 100%; }
.assurance {
  display: flex; justify-content: center; gap: clamp(24px, 5vw, 60px); flex-wrap: wrap;
  margin-top: 56px; font-size: 0.78rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted);
}
.assurance span::before { content: "✓"; color: var(--gold); margin-right: 10px; }
@media (max-width: 760px) { .price-grid { grid-template-columns: 1fr; } }

/* ============================================================
   FAQ
   ============================================================ */
#faq { background: var(--bg); }
.faq-list { max-width: 820px; margin: 50px auto 0; }
details {
  border-bottom: 1px solid var(--line-soft);
}
summary {
  cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center;
  padding: 26px 4px; font-size: 1.02rem; font-weight: 500; color: var(--ink);
  transition: color 0.3s;
}
summary::-webkit-details-marker { display: none; }
summary:hover { color: var(--gold-2); }
summary .plus { color: var(--gold); font-size: 1.3rem; font-weight: 300; transition: transform 0.35s; flex-shrink: 0; margin-left: 20px; }
details[open] .plus { transform: rotate(45deg); }
details p { padding: 0 4px 26px; color: var(--muted); font-size: 0.94rem; max-width: 68ch; }

/* ============================================================
   FOOTER
   ============================================================ */
footer {
  background: #030304; border-top: 1px solid var(--line-soft);
  padding: 90px clamp(20px, 5vw, 72px) 40px; position: relative; overflow: hidden;
}
.ghost-mark {
  position: absolute; bottom: -6%; left: 50%; transform: translateX(-50%);
  font-family: var(--font-display); font-size: clamp(8rem, 22vw, 20rem);
  letter-spacing: 0.1em; color: rgba(242, 234, 217, 0.022);
  pointer-events: none; user-select: none; white-space: nowrap;
}
.foot-grid {
  display: grid; grid-template-columns: 1.4fr repeat(3, 1fr); gap: 40px;
  max-width: 1240px; margin: 0 auto; position: relative; z-index: 2;
}
.foot-grid h4 { font-size: 0.72rem; letter-spacing: 0.28em; text-transform: uppercase; color: var(--gold); margin-bottom: 20px; font-weight: 500; }
.foot-grid a { display: block; color: var(--muted); font-size: 0.88rem; padding: 5px 0; transition: color 0.3s; }
.foot-grid a:hover { color: var(--ink); }
.nightlist p { color: var(--muted); font-size: 0.9rem; margin: 14px 0 22px; max-width: 34ch; }
.nl-form { display: flex; border: 1px solid var(--line); border-radius: 999px; overflow: hidden; max-width: 360px; }
.nl-form input {
  flex: 1; background: transparent; border: none; outline: none; color: var(--ink);
  padding: 14px 22px; font-family: var(--font-body); font-size: 0.9rem;
}
.nl-form input::placeholder { color: var(--muted); }
.nl-form button {
  background: linear-gradient(135deg, var(--gold-2), var(--gold)); border: none; color: #14100a;
  padding: 0 24px; cursor: pointer; font-size: 0.78rem; letter-spacing: 0.1em; text-transform: uppercase; font-weight: 600;
}
.foot-legal {
  max-width: 1240px; margin: 70px auto 0; padding-top: 26px; border-top: 1px solid var(--line-soft);
  display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap;
  font-size: 0.74rem; color: var(--muted); position: relative; z-index: 2;
}
.foot-disclaimer {
  max-width: 1240px; margin: 18px auto 0; font-size: 0.68rem; color: rgba(139, 133, 119, 0.6);
  position: relative; z-index: 2;
}
@media (max-width: 900px) { .foot-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .foot-grid { grid-template-columns: 1fr; } }

/* ============================================================
   MODAL
   ============================================================ */
#modal-backdrop {
  position: fixed; inset: 0; background: rgba(3, 3, 4, 0.8);
  backdrop-filter: blur(10px); z-index: 990;
  display: flex; align-items: center; justify-content: center; padding: 20px;
  opacity: 0; visibility: hidden; transition: 0.4s;
}
#modal-backdrop.open { opacity: 1; visibility: visible; }
.modal {
  background: #0c0c12; border: 1px solid var(--line); border-radius: 26px;
  max-width: 460px; width: 100%; padding: 44px 40px; position: relative;
  transform: translateY(24px); transition: transform 0.4s;
  max-height: 90vh; overflow-y: auto;
}
#modal-backdrop.open .modal { transform: none; }
.modal .close {
  position: absolute; top: 18px; right: 22px; background: none; border: none;
  color: var(--muted); font-size: 1.5rem; cursor: pointer; transition: color 0.3s;
}
.modal .close:hover { color: var(--ink); }
.modal h3 { font-family: var(--font-display); font-size: 1.5rem; letter-spacing: 0.1em; margin-bottom: 8px; }
.modal .msub { color: var(--muted); font-size: 0.9rem; margin-bottom: 30px; }
.modal label { display: block; font-size: 0.7rem; letter-spacing: 0.24em; text-transform: uppercase; color: var(--gold); margin: 20px 0 8px; }
.modal input[type="text"], .modal input[type="email"] {
  width: 100%; background: rgba(255, 255, 255, 0.04); border: 1px solid var(--line-soft);
  border-radius: 12px; padding: 14px 18px; color: var(--ink);
  font-family: var(--font-body); font-size: 0.95rem; outline: none; transition: border-color 0.3s;
}
.modal input:focus { border-color: var(--gold); }
.modal .variant-pick { display: flex; gap: 10px; }
.modal .variant-pick button {
  flex: 1; padding: 13px; border-radius: 12px; border: 1px solid var(--line-soft);
  background: transparent; color: var(--muted); cursor: pointer; font-family: var(--font-body);
  font-size: 0.82rem; letter-spacing: 0.1em; text-transform: uppercase; transition: 0.3s;
}
.modal .variant-pick button.active { border-color: var(--gold); color: var(--gold-2); background: rgba(201, 169, 106, 0.08); }
.modal .btn { width: 100%; margin-top: 30px; }
.modal .fine { font-size: 0.7rem; color: var(--muted); margin-top: 16px; text-align: center; }
.modal-success { text-align: center; padding: 20px 0; display: none; }
.modal-success .ok {
  width: 64px; height: 64px; border-radius: 50%; border: 1px solid var(--gold);
  display: flex; align-items: center; justify-content: center; margin: 0 auto 24px;
  color: var(--gold-2); font-size: 1.6rem;
  box-shadow: 0 0 40px rgba(201, 169, 106, 0.3);
}
.modal.success .modal-form { display: none; }
.modal.success .modal-success { display: block; }

/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; }
}