/* ====== RESET ====== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Pretendard','Inter',-apple-system,BlinkMacSystemFont,sans-serif;
  background:#06070D;
  color:#E6E9F2;
  line-height:1.55;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
ul,ol{list-style:none}
button{font:inherit;cursor:pointer;border:none;background:none;color:inherit}

/* ====== TOKENS ====== */
:root{
  --bg:#06070D;
  --bg-2:#0B0D17;
  --bg-3:#11141F;
  --line:rgba(255,255,255,0.08);
  --line-2:rgba(255,255,255,0.14);
  --text:#E6E9F2;
  --muted:#9AA0B4;
  --dim:#6B7186;
  --red:#FF3B5C;
  --red-2:#FF6B82;
  --cyan:#22D3EE;
  --cyan-2:#67E8F9;
  --blue:#5B8DEF;
  --purple:#A78BFA;
  --green:#4ADE80;
  --grad: linear-gradient(135deg,#FF3B5C 0%,#A78BFA 50%,#22D3EE 100%);
  --grad-soft: linear-gradient(135deg,rgba(255,59,92,.15),rgba(34,211,238,.15));
  --container: 1240px;
}

.container{max-width:var(--container);margin:0 auto;padding:0 32px}

/* ====== BACKGROUND ====== */
.bg-grid{
  position:fixed;inset:0;pointer-events:none;z-index:0;
  background-image:
    linear-gradient(to right,rgba(255,255,255,.025) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(255,255,255,.025) 1px,transparent 1px);
  background-size:60px 60px;
  mask-image:radial-gradient(ellipse at center,#000 0%,transparent 70%);
}
.bg-orbs{position:fixed;inset:0;pointer-events:none;z-index:0;overflow:hidden}
.orb{position:absolute;border-radius:50%;filter:blur(120px);opacity:.5;animation:float 20s ease-in-out infinite}
.orb-red{width:520px;height:520px;background:#FF3B5C;top:-100px;left:-100px;animation-delay:0s}
.orb-cyan{width:560px;height:560px;background:#22D3EE;bottom:-150px;right:-100px;animation-delay:-7s}
.orb-blue{width:380px;height:380px;background:#5B8DEF;top:40%;left:40%;animation-delay:-12s}
@keyframes float{
  0%,100%{transform:translate(0,0) scale(1)}
  33%{transform:translate(80px,-50px) scale(1.1)}
  66%{transform:translate(-60px,40px) scale(.95)}
}

/* ====== NAV ====== */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  padding:14px 0;
  transition:all .35s ease;
}
.nav.scrolled{
  background:rgba(6,7,13,.7);
  backdrop-filter:blur(20px) saturate(160%);
  -webkit-backdrop-filter:blur(20px) saturate(160%);
  border-bottom:1px solid var(--line);
}
.nav-inner{
  max-width:var(--container);margin:0 auto;padding:0 32px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
}
.brand{display:flex;align-items:center;gap:10px}
.brand-mark{display:inline-flex;align-items:center;justify-content:center}
.brand-name{
  font-family:'Inter','Pretendard',sans-serif;
  font-weight:800;letter-spacing:.04em;font-size:18px;
}
.brand-name .accent{
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
  margin-left:2px;
}
.nav-links{display:flex;gap:32px;font-size:14px;font-weight:500}
.nav-links a{color:var(--muted);transition:color .2s}
.nav-links a:hover{color:#fff}
.nav-cta{
  display:inline-flex;align-items:center;gap:6px;
  padding:10px 18px;border-radius:99px;
  background:linear-gradient(135deg,#FF3B5C,#A78BFA);
  font-size:13px;font-weight:600;color:#fff;
  box-shadow:0 8px 28px -8px rgba(255,59,92,.5);
  transition:transform .2s, box-shadow .2s;
}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 12px 32px -10px rgba(255,59,92,.6)}
.nav-cta span{transition:transform .25s}
.nav-cta:hover span{transform:translateX(3px)}
.nav-toggle{display:none;width:36px;height:36px;flex-direction:column;justify-content:center;gap:5px}
.nav-toggle span{display:block;height:2px;background:#fff;border-radius:2px;transition:.25s}

/* ====== HERO ====== */
.hero{
  position:relative;z-index:2;
  min-height:100vh;
  padding:160px 0 80px;
  display:flex;align-items:center;
}
.hero-inner{
  max-width:var(--container);margin:0 auto;padding:0 32px;
  display:grid;grid-template-columns:1.05fr 1fr;gap:60px;align-items:center;width:100%;
}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  padding:8px 16px;border-radius:99px;
  background:rgba(255,255,255,.04);border:1px solid var(--line-2);
  font-size:13px;color:var(--muted);font-weight:500;
  margin-bottom:28px;
}
.dot-pulse{
  width:8px;height:8px;border-radius:50%;background:#4ADE80;
  box-shadow:0 0 0 0 rgba(74,222,128,.7);
  animation:pulse 2s infinite;
}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(74,222,128,.7)}
  70%{box-shadow:0 0 0 12px rgba(74,222,128,0)}
  100%{box-shadow:0 0 0 0 rgba(74,222,128,0)}
}
.hero-title{
  font-size:clamp(40px,5.4vw,80px);
  font-weight:900;line-height:1.05;letter-spacing:-.03em;
  margin-bottom:28px;
}
.hero-title .line{display:block}
.gradient-text{
  background:var(--grad);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  background-size:200% 200%;
  animation:gradient-shift 6s ease-in-out infinite;
}
@keyframes gradient-shift{
  0%,100%{background-position:0% 50%}
  50%{background-position:100% 50%}
}
.hero-sub{font-size:18px;color:var(--muted);margin-bottom:36px;line-height:1.7}
.hero-sub strong{color:#fff;font-weight:600}

.hero-cta{display:flex;gap:14px;margin-bottom:56px;flex-wrap:wrap}
.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:14px 24px;border-radius:99px;
  font-size:15px;font-weight:600;
  transition:all .25s ease;
  border:1px solid transparent;
}
.btn.lg{padding:16px 28px;font-size:16px}
.btn-primary{
  background:linear-gradient(135deg,#FF3B5C,#A78BFA);
  color:#fff;box-shadow:0 12px 36px -10px rgba(255,59,92,.55);
}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 18px 42px -12px rgba(255,59,92,.7)}
.btn-ghost{
  background:rgba(255,255,255,.04);
  border-color:var(--line-2);color:#fff;
}
.btn-ghost:hover{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.3)}

.hero-stats{display:flex;gap:48px;padding-top:32px;border-top:1px solid var(--line)}
.hero-stats > div{display:flex;flex-direction:column;gap:4px}
.hero-stats strong{
  font-size:32px;font-weight:800;letter-spacing:-.02em;
  background:linear-gradient(180deg,#fff,#9AA0B4);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-stats strong span{font-size:18px;margin-left:2px;color:var(--muted);-webkit-text-fill-color:var(--muted)}
.hero-stats em{font-style:normal;font-size:12px;color:var(--muted);font-weight:500}

/* ===== Ring stage ===== */
.hero-right{position:relative;height:100%;min-height:520px}
.ring-stage{
  position:relative;width:100%;aspect-ratio:1/1;
  display:flex;align-items:center;justify-content:center;
}
.ring-bg-glow{
  position:absolute;inset:8%;border-radius:50%;
  background:radial-gradient(circle, rgba(255,59,92,.35),rgba(34,211,238,.2) 50%,transparent 75%);
  filter:blur(60px);
  animation:pulseGlow 5s ease-in-out infinite;
}
.ring-hero{
  position:relative;z-index:2;
  width:100%;height:100%;object-fit:contain;
  border-radius:32px;
  background:radial-gradient(ellipse at center, rgba(255,255,255,.04), transparent 60%);
  padding:6%;
  animation:floaty 6s ease-in-out infinite;
  filter:drop-shadow(0 30px 50px rgba(255,59,92,.3)) drop-shadow(0 0 60px rgba(34,211,238,.25));
}
@keyframes floaty{
  0%,100%{transform:translateY(0)}
  50%{transform:translateY(-12px)}
}
.ring-tag{
  position:absolute;display:flex;align-items:center;gap:10px;
  padding:10px 16px;border-radius:14px;
  background:rgba(11,13,23,.85);backdrop-filter:blur(14px);
  border:1px solid var(--line-2);
  box-shadow:0 12px 32px -12px rgba(0,0,0,.6);
  animation:floaty 6s ease-in-out infinite;
}
.ring-tag b{display:block;font-size:13px;font-weight:600;color:#fff}
.ring-tag em{display:block;font-size:11px;color:var(--muted);font-style:normal;margin-top:2px}
.ring-tag .tag-dot{width:8px;height:8px;border-radius:50%;background:#22D3EE;box-shadow:0 0 12px #22D3EE}
.tag-1{top:8%;left:-6%;animation-delay:-1s}
.tag-2{top:46%;right:-10%;animation-delay:-2.5s}
.tag-2 .tag-dot{background:#FF3B5C;box-shadow:0 0 12px #FF3B5C}
.tag-3{bottom:8%;left:8%;animation-delay:-4s}
.tag-3 .tag-dot{background:#A78BFA;box-shadow:0 0 12px #A78BFA}

.hero-scroll{
  position:absolute;bottom:32px;left:50%;transform:translateX(-50%);
  display:flex;flex-direction:column;align-items:center;gap:10px;
  font-size:11px;letter-spacing:.3em;color:var(--dim);
}
.scroll-line{width:1px;height:50px;background:linear-gradient(to bottom,var(--dim),transparent);animation:scrollDown 2s ease-in-out infinite}
@keyframes scrollDown{
  0%{opacity:0;transform:scaleY(0);transform-origin:top}
  50%{opacity:1;transform:scaleY(1)}
  100%{opacity:0;transform:scaleY(1);transform-origin:bottom}
}

/* ====== MARQUEE ====== */
.marquee{
  position:relative;z-index:2;
  padding:18px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  overflow:hidden;
  background:rgba(255,255,255,.015);
}
.marquee-track{
  display:flex;gap:48px;
  white-space:nowrap;width:max-content;
  animation:marquee 40s linear infinite;
  font-size:13px;font-weight:600;color:var(--muted);
  letter-spacing:.04em;
}
.marquee-track span{display:inline-block}
@keyframes marquee{
  to{transform:translateX(-50%)}
}

/* ====== SECTIONS ====== */
.section{position:relative;z-index:2;padding:140px 0}
.section-head{margin-bottom:60px;max-width:780px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-title{
  font-size:clamp(32px,4vw,52px);
  font-weight:800;line-height:1.15;letter-spacing:-.02em;
  margin:14px 0 18px;
}
.section-lead{font-size:17px;color:var(--muted);line-height:1.7}
.chip{
  display:inline-block;padding:6px 12px;border-radius:99px;
  font-size:12px;font-weight:600;letter-spacing:.05em;
  border:1px solid var(--line-2);
}
.chip-red{background:rgba(255,59,92,.08);color:var(--red-2);border-color:rgba(255,59,92,.25)}
.chip-cyan{background:rgba(34,211,238,.08);color:var(--cyan-2);border-color:rgba(34,211,238,.25)}
.chip-purple{background:rgba(167,139,250,.08);color:var(--purple);border-color:rgba(167,139,250,.25)}

.strike{position:relative;color:var(--red-2);display:inline-block}
.strike::after{content:'';position:absolute;left:-4px;right:-4px;top:55%;height:3px;background:var(--red);border-radius:2px;transform:rotate(-3deg)}

/* ====== PROBLEM ====== */
.problem-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.prob-card{
  position:relative;padding:32px 28px;border-radius:24px;
  background:linear-gradient(180deg,rgba(255,255,255,.03),rgba(255,255,255,.01));
  border:1px solid var(--line);
  transition:transform .3s ease, border-color .3s ease, background .3s ease;
}
.prob-card::before{
  content:'';position:absolute;inset:0;border-radius:24px;
  background:linear-gradient(135deg,rgba(255,59,92,.15),transparent 60%);
  opacity:0;transition:.3s;pointer-events:none;
}
.prob-card:hover{transform:translateY(-6px);border-color:rgba(255,59,92,.3)}
.prob-card:hover::before{opacity:1}
.prob-num{
  font-family:'Inter',sans-serif;font-weight:800;font-size:14px;
  color:var(--red-2);margin-bottom:18px;letter-spacing:.1em;
}
.prob-card h3{font-size:20px;font-weight:700;margin-bottom:12px;line-height:1.35}
.prob-card p{color:var(--muted);font-size:14px;line-height:1.7}

/* ====== SOLUTION ====== */
.sol-showcase{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;margin-top:40px}
.sol-ring-frame{
  position:relative;aspect-ratio:1/1;
  border-radius:32px;overflow:hidden;
  background:
    radial-gradient(circle at center, rgba(34,211,238,.18),transparent 60%),
    linear-gradient(160deg,#0B0D17,#11141F);
  border:1px solid var(--line-2);
  display:flex;align-items:center;justify-content:center;
}
.sol-ring-img{
  position:relative;z-index:3;width:88%;height:88%;object-fit:contain;
  filter:drop-shadow(0 20px 40px rgba(255,59,92,.25)) drop-shadow(0 0 30px rgba(34,211,238,.2));
  animation:floaty 7s ease-in-out infinite;
}
.sol-glow{
  position:absolute;width:60%;height:60%;border-radius:50%;
  background:radial-gradient(circle, rgba(255,59,92,.35),transparent 70%);
  filter:blur(40px);animation:pulseGlow 4s ease-in-out infinite;
}
@keyframes pulseGlow{
  0%,100%{transform:scale(1);opacity:.6}
  50%{transform:scale(1.15);opacity:.9}
}
.sol-rings{
  position:absolute;width:130%;height:130%;
  background:
    radial-gradient(circle, transparent 30%, rgba(34,211,238,.07) 30.5%, transparent 32%),
    radial-gradient(circle, transparent 40%, rgba(34,211,238,.05) 40.5%, transparent 42%),
    radial-gradient(circle, transparent 50%, rgba(34,211,238,.03) 50.5%, transparent 52%);
  animation:spin 30s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg)}}

.sol-features{display:flex;flex-direction:column;gap:20px}
.sol-features li{
  display:flex;gap:18px;padding:22px 24px;border-radius:18px;
  background:rgba(255,255,255,.025);border:1px solid var(--line);
  transition:.3s;
}
.sol-features li:hover{background:rgba(255,255,255,.05);border-color:var(--line-2);transform:translateX(6px)}
.sf-ico{
  flex-shrink:0;width:44px;height:44px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  background:var(--grad-soft);border:1px solid var(--line-2);
  font-size:22px;color:var(--cyan-2);
}
.sol-features h4{font-size:17px;font-weight:700;margin-bottom:4px}
.sol-features p{font-size:14px;color:var(--muted);line-height:1.6}

/* ====== TECH ====== */
.tech-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.tech-card{
  padding:36px 32px;border-radius:24px;
  background:linear-gradient(180deg,rgba(255,255,255,.04),rgba(255,255,255,.01));
  border:1px solid var(--line);
  transition:.3s;
}
.tech-card.lg{padding:44px 38px}
.tech-card:hover{transform:translateY(-4px);border-color:var(--line-2)}
.tech-tag{
  font-family:'Inter',sans-serif;font-size:11px;font-weight:700;letter-spacing:.15em;
  color:var(--purple);margin-bottom:18px;
}
.tech-card h3{font-size:24px;font-weight:700;line-height:1.3;margin-bottom:16px}
.tech-card.lg h3{font-size:28px}
.tech-card > p{color:var(--muted);font-size:14px;line-height:1.7;margin-bottom:20px}
.tech-points{margin-bottom:24px}
.tech-points li{
  position:relative;padding-left:22px;font-size:14px;color:#D1D5DB;line-height:1.9;
}
.tech-points li::before{
  content:'';position:absolute;left:0;top:11px;
  width:8px;height:8px;border-radius:50%;
  background:var(--grad);
}
.tech-metric{display:flex;gap:30px;padding-top:22px;border-top:1px solid var(--line)}
.tech-metric strong{
  display:block;font-size:24px;font-weight:800;letter-spacing:-.01em;
  background:linear-gradient(135deg,#22D3EE,#A78BFA);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.tech-metric em{display:block;font-style:normal;font-size:12px;color:var(--muted);margin-top:4px}

/* ====== PRODUCT ====== */
.product-split{display:grid;grid-template-columns:1fr 1.05fr;gap:60px;align-items:center;margin-bottom:60px}
.product-img{
  position:relative;
  border-radius:32px;overflow:hidden;
  background:
    radial-gradient(circle at 30% 30%, rgba(255,59,92,.12),transparent 50%),
    radial-gradient(circle at 70% 70%, rgba(34,211,238,.12),transparent 50%),
    linear-gradient(160deg,#0B0D17,#11141F);
  border:1px solid var(--line-2);
  padding:50px;
}
.product-img img{width:100%;height:auto;object-fit:contain;border-radius:18px}
.product-img-caption{
  position:absolute;bottom:18px;left:24px;
  font-size:11px;font-weight:700;letter-spacing:.15em;
  color:var(--cyan-2);text-transform:uppercase;
  padding:6px 12px;border-radius:6px;
  background:rgba(0,0,0,.5);backdrop-filter:blur(8px);
  border:1px solid var(--line);
}
.product-spec h3{
  font-size:36px;font-weight:800;letter-spacing:-.02em;margin-bottom:16px;
}
.spec-lead{font-size:15px;color:var(--muted);line-height:1.7;margin-bottom:28px}
.spec-list{margin-bottom:32px;border-top:1px solid var(--line)}
.spec-list li{
  display:flex;justify-content:space-between;align-items:center;
  padding:14px 0;border-bottom:1px solid var(--line);
  font-size:14px;
}
.spec-list span{color:var(--muted)}
.spec-list b{color:#fff;font-weight:600}
.spec-pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.spec-pillars > div{
  padding:18px 14px;border-radius:14px;text-align:center;
  background:rgba(255,255,255,.03);border:1px solid var(--line);
}
.spec-pillars b{
  display:block;font-size:15px;font-weight:700;margin-bottom:4px;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.spec-pillars span{font-size:11px;color:var(--muted)}

/* DEMO - 측정값 비교 카드 */
.demo-card-full{
  padding:48px;border-radius:24px;margin-top:60px;
  background:linear-gradient(135deg,rgba(255,59,92,.06),rgba(34,211,238,.06));
  border:1px solid var(--line-2);
}
.demo-content{display:grid;grid-template-columns:1fr 1.2fr;gap:48px;align-items:center}
.demo-text .demo-tag{
  display:inline-block;padding:6px 12px;border-radius:6px;
  background:rgba(74,222,128,.1);color:var(--green);
  font-size:11px;font-weight:700;letter-spacing:.1em;
  border:1px solid rgba(74,222,128,.25);margin-bottom:16px;
}
.demo-text h4{font-size:24px;font-weight:700;margin-bottom:14px;line-height:1.3}
.demo-text p{font-size:14px;color:var(--muted);line-height:1.7}

/* GALLERY 섹션 */
.gallery-head{text-align:center;margin:100px 0 40px}
.gallery-title{font-size:28px;font-weight:800;margin-bottom:10px;letter-spacing:-.01em}
.gallery-sub{font-size:14px;color:var(--muted)}
.gallery-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
}
.gal-item{
  position:relative;border-radius:20px;overflow:hidden;
  background:
    radial-gradient(circle at center, rgba(34,211,238,.08),transparent 60%),
    linear-gradient(160deg,#0B0D17,#11141F);
  border:1px solid var(--line);
  aspect-ratio:1/1;
  transition:.35s;
}
.gal-item:hover{transform:translateY(-6px);border-color:var(--line-2);box-shadow:0 24px 60px -20px rgba(255,59,92,.3)}
.gal-item img{
  width:100%;height:100%;object-fit:contain;padding:18%;
  transition:transform .5s ease;
}
.gal-item:hover img{transform:scale(1.06)}
.gal-item figcaption{
  position:absolute;left:0;right:0;bottom:0;
  padding:14px 18px;
  background:linear-gradient(to top,rgba(6,7,13,.95),transparent);
  display:flex;flex-direction:column;gap:2px;
}
.gal-item figcaption b{font-size:11px;font-weight:800;letter-spacing:.15em;color:var(--cyan-2)}
.gal-item figcaption span{font-size:12px;color:var(--muted)}
.gal-dim{background:linear-gradient(160deg,#000,#0a0f1a)}
.gal-dim img{padding:6%;filter:brightness(1.05)}
.reading-cmp{display:flex;align-items:center;justify-content:space-around;gap:16px}
.reading-cmp > div{flex:1;text-align:center;padding:24px 20px;border-radius:18px;background:rgba(0,0,0,.35);border:1px solid var(--line)}
.reading-cmp .vs{flex:0;background:none;border:none;font-weight:700;color:var(--dim);font-size:22px;padding:0 8px}
.reading-cmp span{font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.1em;display:block;margin-bottom:10px;font-weight:600}
.reading-cmp strong{font-size:42px;font-weight:800;color:#fff;letter-spacing:-.02em}
.reading-cmp strong em{font-style:normal;font-size:14px;font-weight:500;color:var(--muted);margin-left:4px}
.reading-cmp .win{
  background:linear-gradient(135deg,rgba(255,59,92,.15),rgba(167,139,250,.1));
  border-color:rgba(255,59,92,.35);
  box-shadow:0 12px 32px -12px rgba(255,59,92,.3);
}
.reading-cmp .win strong{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}

/* ====== COMPARE TABLE ====== */
.compare-table{
  margin-top:40px;border-radius:24px;overflow:hidden;
  border:1px solid var(--line);background:rgba(255,255,255,.02);
}
.ct-row{
  display:grid;grid-template-columns:1.2fr 1.4fr 1fr 1.4fr 1.2fr;
  padding:18px 24px;align-items:center;
  border-bottom:1px solid var(--line);font-size:14px;
}
.ct-row:last-child{border-bottom:none}
.ct-head{background:rgba(255,255,255,.04);font-weight:700;font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.05em}
.win-row{
  background:linear-gradient(90deg,rgba(255,59,92,.08),rgba(34,211,238,.08));
  border-top:1px solid rgba(255,59,92,.3);border-bottom:1px solid rgba(34,211,238,.3);
}
.flag{
  display:inline-block;padding:3px 8px;border-radius:6px;
  background:rgba(255,255,255,.08);font-size:10px;font-weight:700;margin-right:8px;letter-spacing:.05em;
}
.flag-us{background:var(--grad);color:#fff}
.bad{color:#FF6B82;font-weight:600}
.good{color:#4ADE80;font-weight:700}
.good em{font-style:normal;color:var(--muted);font-weight:500;font-size:11px;margin-left:4px}

.compare-quadrant{display:grid;grid-template-columns:1.3fr 1fr;gap:32px;margin-top:40px}
.qd-card{padding:32px;border-radius:24px;background:rgba(255,255,255,.03);border:1px solid var(--line)}
.qd-card h4{font-size:18px;font-weight:700;margin-bottom:6px}
.qd-card p{font-size:13px;color:var(--muted);margin-bottom:20px}
.qd-chart{
  position:relative;aspect-ratio:1.6/1;border-radius:16px;
  background:rgba(0,0,0,.3);border:1px solid var(--line);
  overflow:hidden;
}
.qd-grid{
  position:absolute;inset:0;
  background-image:
    linear-gradient(to right, rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size:10% 10%;
}
.ax-y{position:absolute;top:12px;left:14px;font-size:11px;color:var(--muted);z-index:2}
.ax-x{position:absolute;bottom:12px;right:14px;font-size:11px;color:var(--muted);z-index:2}
.dot{
  position:absolute;z-index:3;
  padding:6px 12px;border-radius:99px;font-size:12px;font-weight:600;
  background:rgba(11,13,23,.85);border:1px solid var(--line-2);
}
.dot-nm{
  background:var(--grad);color:#fff;border:none;
  box-shadow:0 0 0 4px rgba(255,59,92,.2),0 12px 32px -8px rgba(255,59,92,.5);
  font-weight:700;
}
.dot-nm b{font-weight:700}
.dot-other{color:var(--muted)}
.qd-summary{padding:32px;border-radius:24px;background:rgba(255,255,255,.03);border:1px solid var(--line)}
.qd-summary h4{font-size:18px;font-weight:700;margin-bottom:18px}
.qd-summary ol{counter-reset:n;display:flex;flex-direction:column;gap:14px}
.qd-summary li{counter-increment:n;padding-left:34px;position:relative;font-size:14px;line-height:1.7;color:var(--muted)}
.qd-summary li::before{
  content:counter(n);position:absolute;left:0;top:2px;
  width:24px;height:24px;border-radius:50%;
  background:var(--grad);color:#fff;font-weight:700;font-size:12px;
  display:flex;align-items:center;justify-content:center;
}
.qd-summary b{color:#fff}

/* ====== MARKET ====== */
.market-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.mk-card{
  padding:36px 28px;border-radius:24px;
  background:linear-gradient(180deg,rgba(255,255,255,.04),rgba(255,255,255,.01));
  border:1px solid var(--line);
  position:relative;overflow:hidden;
}
.mk-card::before{
  content:'';position:absolute;inset:0;
  background:radial-gradient(circle at top right, rgba(167,139,250,.15),transparent 60%);
  opacity:0;transition:.3s;pointer-events:none;
}
.mk-card:hover{transform:translateY(-4px);border-color:var(--line-2)}
.mk-card:hover::before{opacity:1}
.mk-label{font-size:11px;font-weight:700;letter-spacing:.1em;color:var(--purple);display:block;margin-bottom:14px}
.mk-card h3{
  font-size:32px;font-weight:800;letter-spacing:-.02em;margin-bottom:12px;
  background:linear-gradient(135deg,#fff,#9AA0B4);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.mk-tam h3{background:linear-gradient(135deg,#FF3B5C,#FF6B82);-webkit-background-clip:text;background-clip:text;color:transparent}
.mk-sam h3{background:linear-gradient(135deg,#A78BFA,#5B8DEF);-webkit-background-clip:text;background-clip:text;color:transparent}
.mk-som h3{background:linear-gradient(135deg,#22D3EE,#4ADE80);-webkit-background-clip:text;background-clip:text;color:transparent}
.mk-card p{font-size:13px;color:var(--muted);line-height:1.7}

/* ====== BM ====== */
.bm-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.bm-card{
  padding:40px 32px;border-radius:24px;position:relative;
  background:linear-gradient(180deg,rgba(255,255,255,.04),rgba(255,255,255,.01));
  border:1px solid var(--line);transition:.3s;
}
.bm-card::after{
  content:'';position:absolute;top:0;left:0;width:60px;height:3px;
  background:var(--grad);border-radius:0 0 6px 6px;
}
.bm-card:hover{transform:translateY(-6px);border-color:var(--line-2)}
.bm-num{
  font-family:'Inter',sans-serif;font-weight:800;font-size:13px;
  color:var(--cyan-2);margin-bottom:18px;letter-spacing:.1em;
}
.bm-card h3{font-size:22px;font-weight:700;margin-bottom:14px;line-height:1.35}
.bm-card p{font-size:14px;color:var(--muted);line-height:1.7;margin-bottom:24px}
.bm-card b{color:#fff;font-weight:600}
.bm-tag{
  display:inline-block;padding:5px 12px;border-radius:6px;
  background:rgba(34,211,238,.1);color:var(--cyan-2);
  font-size:11px;font-weight:700;letter-spacing:.05em;
  border:1px solid rgba(34,211,238,.2);
}

/* ====== ROADMAP / TIMELINE ====== */
.timeline{
  position:relative;display:flex;flex-direction:column;gap:18px;
  padding-left:60px;margin-top:40px;
}
.timeline::before{
  content:'';position:absolute;left:18px;top:8px;bottom:8px;
  width:2px;background:linear-gradient(to bottom,var(--red),var(--purple),var(--cyan));
  border-radius:2px;
}
.timeline li{
  position:relative;padding:24px 28px;border-radius:18px;
  background:rgba(255,255,255,.03);border:1px solid var(--line);
  transition:.3s;
}
.timeline li::before{
  content:'';position:absolute;left:-50px;top:30px;
  width:16px;height:16px;border-radius:50%;
  background:#06070D;border:3px solid #5B8DEF;
}
.timeline li.hl{
  background:linear-gradient(135deg,rgba(255,59,92,.08),rgba(34,211,238,.06));
  border-color:rgba(255,59,92,.25);
}
.timeline li.hl::before{border-color:var(--red);box-shadow:0 0 0 4px rgba(255,59,92,.2)}
.timeline li.end{
  background:linear-gradient(135deg,rgba(34,211,238,.1),rgba(74,222,128,.06));
  border-color:rgba(34,211,238,.3);
}
.timeline li.end::before{border-color:var(--cyan);box-shadow:0 0 0 5px rgba(34,211,238,.25)}
.timeline li:hover{transform:translateX(6px);border-color:var(--line-2)}
.tl-year{
  display:inline-block;font-family:'Inter',sans-serif;
  font-size:13px;font-weight:800;letter-spacing:.1em;
  color:var(--cyan-2);margin-bottom:6px;
}
.timeline li.hl .tl-year{color:var(--red-2)}
.timeline li.end .tl-year{color:var(--green)}
.timeline h4{font-size:20px;font-weight:700;margin-bottom:8px}
.timeline p{font-size:14px;color:var(--muted);line-height:1.7}

/* ====== TEAM ====== */
.team-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-bottom:80px}
.member{
  padding:32px 26px;border-radius:24px;
  background:linear-gradient(180deg,rgba(255,255,255,.04),rgba(255,255,255,.01));
  border:1px solid var(--line);transition:.3s;
}
.member.lead{
  background:linear-gradient(135deg,rgba(255,59,92,.08),rgba(167,139,250,.06));
  border-color:rgba(255,59,92,.25);
}
.member:hover{transform:translateY(-4px);border-color:var(--line-2)}
.m-badge{
  display:inline-block;padding:4px 10px;border-radius:6px;
  background:rgba(34,211,238,.1);color:var(--cyan-2);
  font-size:10px;font-weight:700;letter-spacing:.08em;
  margin-bottom:16px;border:1px solid rgba(34,211,238,.2);
}
.member.lead .m-badge{background:var(--grad);color:#fff;border-color:transparent}
.member h3{font-size:22px;font-weight:700;margin-bottom:4px}
.m-title{font-size:13px;color:var(--purple);margin-bottom:16px;font-weight:600}
.member ul li{font-size:13px;color:var(--muted);line-height:1.7;padding-left:14px;position:relative}
.member ul li::before{content:'·';position:absolute;left:0;color:var(--cyan-2);font-weight:700}

.partners{padding-top:60px;border-top:1px solid var(--line)}
.partners h3{font-size:16px;color:var(--muted);font-weight:600;margin-bottom:24px;letter-spacing:.02em}
.partner-list{display:flex;flex-wrap:wrap;gap:10px}
.partner-list span{
  padding:10px 18px;border-radius:99px;
  background:rgba(255,255,255,.03);border:1px solid var(--line);
  font-size:13px;color:#D1D5DB;font-weight:500;
  transition:.25s;
}
.partner-list span:hover{background:rgba(255,255,255,.07);border-color:var(--line-2);color:#fff;transform:translateY(-2px)}

/* ====== VISION ====== */
.section-vision{padding:140px 0;text-align:center}
.vision-inner{max-width:920px;margin:0 auto}
.vision-title{
  font-size:clamp(32px,4.5vw,56px);
  font-weight:800;line-height:1.25;letter-spacing:-.02em;
  margin:20px 0 24px;
}
.vision-sub{font-size:17px;color:var(--muted);line-height:1.8;margin-bottom:40px}
.vision-cta{display:flex;justify-content:center;gap:14px;flex-wrap:wrap}

/* ====== FOOTER ====== */
.footer{
  position:relative;z-index:2;
  background:linear-gradient(180deg,transparent,rgba(0,0,0,.4));
  border-top:1px solid var(--line);padding-top:80px;
}
.footer-inner{display:grid;grid-template-columns:1.4fr 1fr 1.4fr 1fr;gap:48px;padding-bottom:60px}
.brand-lg .brand-name{font-size:22px}
.f-tag{font-size:14px;color:var(--muted);margin-top:18px;line-height:1.6}
.f-domain{
  margin-top:14px;font-family:'Inter',sans-serif;font-weight:800;font-size:18px;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;letter-spacing:.02em;
}
.f-col h5{
  font-size:13px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;
  color:var(--cyan-2);margin-bottom:18px;
}
.f-col ul li{font-size:13px;color:var(--muted);line-height:1.9;padding:4px 0}
.f-col ul a{transition:color .2s}
.f-col ul a:hover{color:#fff}
.f-bottom{border-top:1px solid var(--line);padding:24px 0}
.f-bottom-inner{display:flex;justify-content:space-between;font-size:12px;color:var(--dim)}

/* ====== REVEAL ANIMATION ====== */
.reveal{opacity:0;transform:translateY(40px);transition:opacity .8s cubic-bezier(.2,.7,.2,1), transform .8s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:translateY(0)}

/* ====== RESPONSIVE ====== */
@media (max-width:1024px){
  .hero-inner{grid-template-columns:1fr;gap:60px}
  .hero-right{min-height:auto}
  .ring-stage{max-width:480px;margin:0 auto}
  .problem-grid{grid-template-columns:repeat(2,1fr)}
  .tech-grid{grid-template-columns:1fr}
  .sol-showcase,.product-split{grid-template-columns:1fr;gap:40px}
  .demo-content{grid-template-columns:1fr;gap:32px;text-align:center}
  .gallery-grid{grid-template-columns:repeat(2,1fr)}
  .compare-quadrant{grid-template-columns:1fr}
  .market-grid{grid-template-columns:repeat(2,1fr)}
  .bm-grid{grid-template-columns:1fr;gap:18px}
  .team-grid{grid-template-columns:repeat(2,1fr)}
  .footer-inner{grid-template-columns:repeat(2,1fr);gap:36px}
  .ct-row{grid-template-columns:1.2fr 1.4fr 1fr 1.4fr;font-size:13px}
  .ct-row > div:last-child{display:none}
  .nav-links{display:none}
  .nav-toggle{display:flex}
  .section{padding:100px 0}
}
@media (max-width:640px){
  .container,.nav-inner,.hero-inner{padding-left:20px;padding-right:20px}
  .hero{padding:130px 0 60px}
  .hero-stats{flex-wrap:wrap;gap:24px}
  .hero-stats > div{flex:1 1 40%}
  .problem-grid,.market-grid,.team-grid{grid-template-columns:1fr}
  .gallery-grid{grid-template-columns:1fr}
  .demo-card-full{padding:32px 24px}
  .reading-cmp strong{font-size:32px}
  .ct-row{grid-template-columns:1fr 1fr;font-size:12px;padding:14px 16px}
  .ct-row > div:nth-child(3),.ct-row > div:nth-child(4){display:none}
  .ct-head > div:nth-child(3),.ct-head > div:nth-child(4){display:none}
  .footer-inner{grid-template-columns:1fr;gap:32px}
  .f-bottom-inner{flex-direction:column;gap:8px;text-align:center}
  .section{padding:80px 0}
  .ring-tag{padding:8px 12px}
  .ring-tag b{font-size:11px}
  .ring-tag em{font-size:9px}
  .tag-1{left:0}
  .tag-2{right:-4%}
  .reading-cmp{flex-direction:column}
  .reading-cmp .vs{padding:6px 0}
  .timeline{padding-left:36px}
  .timeline::before{left:8px}
  .timeline li::before{left:-32px}
}