/* ============================================================
   BGN밝은눈안과 잠실점 홍보팀 — 디자인 시스템 v2.0 (Cinematic)
   ============================================================ */

:root {
  --color-ink:        #0A1530;
  --color-ink-2:      #1A2540;
  --color-navy:       #0F2A6E;
  --color-navy-2:     #1B58D6;
  --color-cyan:       #00B4D8;
  --color-mint:       #38E5C7;
  --color-warn:       #F59E0B;
  --color-gold:       #C9A86A;

  --color-bg:         #F5F7FB;
  --color-bg-2:       #ECF0F7;
  --color-surface:    #FFFFFF;
  --color-border:     #E2E8F0;
  --color-border-2:   #CBD3DF;
  --color-text:       #0A1530;
  --color-text-2:     #4B5A78;
  --color-text-3:     #8A95A8;

  --radius-sm: 6px;
  --radius:    12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-pill: 999px;

  --shadow-1: 0 1px 2px rgba(10,21,48,0.04), 0 1px 1px rgba(10,21,48,0.04);
  --shadow-2: 0 4px 12px rgba(10,21,48,0.06), 0 1px 2px rgba(10,21,48,0.04);
  --shadow-3: 0 12px 32px rgba(10,21,48,0.08), 0 4px 8px rgba(10,21,48,0.05);
  --shadow-4: 0 24px 64px rgba(10,21,48,0.12), 0 8px 16px rgba(10,21,48,0.06);

  --font-sans: 'Pretendard Variable', 'Pretendard', -apple-system, BlinkMacSystemFont,
               'Apple SD Gothic Neo', 'Noto Sans KR', system-ui, sans-serif;
  --font-display: 'Pretendard Variable', 'Pretendard', -apple-system, sans-serif;

  --max-w: 1240px;
  --header-h: 72px;
}

@import url('https://cdn.jsdelivr.net/gh/orioncactus/pretendard@v1.3.9/dist/web/variable/pretendardvariable-dynamic-subset.css');

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-surface);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-feature-settings: 'tnum' on, 'palt' on;
}
img, svg, video { display: block; max-width: 100%; }
button { font: inherit; cursor: pointer; border: 0; background: none; }
a { color: inherit; text-decoration: none; }
input, select, textarea { font: inherit; }
h1, h2, h3, h4, h5, h6, p { margin: 0; }

.wrap { width: 100%; max-width: var(--max-w); margin: 0 auto; padding-left: 24px; padding-right: 24px; }
@media (max-width: 720px) { .wrap { padding-left: 20px; padding-right: 20px; } }

/* ===== Typography ===== */
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12px; font-weight: 600; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--color-navy-2);
}
.eyebrow::before { content: ""; width: 6px; height: 6px; border-radius: 999px; background: currentColor; }
.eyebrow.on-dark { color: var(--color-mint); }

.h-display {
  font-family: var(--font-display);
  font-size: clamp(34px, 5.4vw, 64px);
  line-height: 1.08; letter-spacing: -0.025em; font-weight: 700;
}
.h-display .em { color: var(--color-navy-2); }
.h-display .dim { color: var(--color-text-2); font-weight: 600; }

.h-section { font-size: clamp(26px, 3.4vw, 40px); line-height: 1.18; letter-spacing: -0.02em; font-weight: 700; }
.h-card { font-size: 20px; line-height: 1.35; letter-spacing: -0.015em; font-weight: 700; }
.lead { font-size: clamp(16px, 1.6vw, 19px); line-height: 1.65; color: var(--color-text-2); }
.muted { color: var(--color-text-2); }
.mono { font-feature-settings: 'tnum' on, 'lnum' on; font-variant-numeric: tabular-nums; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 52px; padding: 0 22px; border-radius: var(--radius-pill);
  font-weight: 600; font-size: 15px; letter-spacing: -0.01em;
  transition: transform .15s ease, box-shadow .2s ease, background .2s ease, color .2s ease, border-color .2s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn-primary { background: var(--color-navy); color: #fff; box-shadow: var(--shadow-2); }
.btn-primary:hover { background: #0a1f55; box-shadow: var(--shadow-3); }
.btn-accent { background: linear-gradient(135deg, #FAE100 0%, #FEDD33 100%); color: #371D1E; }
.btn-accent:hover { box-shadow: var(--shadow-3); }
.btn-ghost { background: transparent; color: var(--color-text); border: 1px solid var(--color-border-2); }
.btn-ghost:hover { border-color: var(--color-navy); color: var(--color-navy); }
.btn-ghost.on-dark { color: #fff; border-color: rgba(255,255,255,0.25); }
.btn-ghost.on-dark:hover { border-color: #fff; background: rgba(255,255,255,0.05); }
.btn-sm { height: 40px; padding: 0 16px; font-size: 14px; }
.btn-lg { height: 60px; padding: 0 28px; font-size: 16px; }
.btn .arrow { transition: transform .2s ease; }
.btn:hover .arrow { transform: translateX(2px); }

/* ===== Header ===== */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(255,255,255,0);
  backdrop-filter: saturate(180%) blur(0px);
  -webkit-backdrop-filter: saturate(180%) blur(0px);
  border-bottom: 1px solid transparent;
  transition: background .3s ease, backdrop-filter .3s ease, border-color .3s ease;
}
.site-header.is-scrolled {
  background: rgba(255,255,255,0.82);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom-color: rgba(226,232,240,0.7);
}
body.has-hero .site-header:not(.is-scrolled) .brand,
body.has-hero .site-header:not(.is-scrolled) .nav-main a { color: rgba(255,255,255,0.95); }
body.has-hero .site-header:not(.is-scrolled) .brand small { color: rgba(255,255,255,0.65); }
body.has-hero .site-header:not(.is-scrolled) .nav-main a:hover { color: #fff; background: rgba(255,255,255,0.08); }
body.has-hero .site-header:not(.is-scrolled) .nav-toggle svg { stroke: #fff; }
body.has-hero .site-header:not(.is-scrolled) .btn-primary { background: rgba(255,255,255,0.95); color: var(--color-ink); }
.page-header { padding-top: clamp(120px, 14vw, 160px); }

.site-header .wrap { height: var(--header-h); display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; letter-spacing: -0.02em; font-size: 17px; color: var(--color-ink); }
.brand .mark {
  width: 32px; height: 32px; border-radius: 9px;
  background: radial-gradient(circle at 30% 30%, #1B58D6 0%, #0F2A6E 75%);
  display: grid; place-items: center; color: #fff; font-weight: 800; font-size: 14px;
  letter-spacing: -0.04em; box-shadow: inset 0 0 0 1px rgba(255,255,255,0.15);
}
.brand small { display: block; font-size: 11px; font-weight: 500; color: var(--color-text-3); letter-spacing: 0.02em; margin-top: -2px; }
.nav-main { display: flex; align-items: center; gap: 4px; }
.nav-main a { padding: 8px 14px; border-radius: 8px; font-size: 14px; font-weight: 500; color: var(--color-text-2); transition: color .15s ease, background .15s ease; }
.nav-main a:hover { color: var(--color-ink); background: var(--color-bg); }
.nav-main a.active { color: var(--color-navy); font-weight: 600; }
.nav-cta { display: inline-flex; gap: 8px; align-items: center; }
.nav-toggle { display: none; width: 40px; height: 40px; align-items: center; justify-content: center; border-radius: 10px; }
.nav-toggle svg { width: 22px; height: 22px; stroke: var(--color-ink); }
@media (max-width: 960px) {
  .nav-main, .nav-cta .btn-lg-only { display: none; }
  .nav-toggle { display: inline-flex; }
  .site-header.is-open .nav-main {
    display: flex; position: absolute; top: var(--header-h); left: 0; right: 0;
    flex-direction: column; align-items: stretch;
    background: #fff; padding: 12px 16px 20px; gap: 2px;
    border-bottom: 1px solid var(--color-border); box-shadow: var(--shadow-2);
  }
  .site-header.is-open .nav-main a { padding: 14px 12px; font-size: 16px; }
}

/* ===== Section ===== */
.section { padding: clamp(64px, 9vw, 120px) 0; }
.section.compact { padding: clamp(48px, 6vw, 80px) 0; }
.section.tight { padding: clamp(32px, 4vw, 48px) 0; }
.section-head { max-width: 720px; margin-bottom: clamp(32px, 4vw, 56px); display: grid; gap: 16px; }

/* ===== HERO (Cinematic Video Background) ===== */
.hero {
  position: relative; min-height: 92vh;
  padding: clamp(120px, 18vh, 200px) 0 clamp(64px, 10vh, 120px);
  overflow: hidden; background: #050B1F; color: #fff; isolation: isolate;
}
.hero-video-wrap { position: absolute; inset: 0; z-index: 0; overflow: hidden; }
.hero-video-wrap video, .hero-video-wrap .hero-poster {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; object-position: center 35%;
  filter: saturate(1.05) contrast(1.05); transform: scale(1.02); will-change: transform;
}
.hero-video-wrap .hero-poster { background-size: cover; background-position: center 35%; }
.hero-grade {
  position: absolute; inset: 0; z-index: 1; pointer-events: none;
  background:
    linear-gradient(180deg, rgba(5,11,31,0.55) 0%, rgba(5,11,31,0.20) 28%, rgba(5,11,31,0.20) 60%, rgba(5,11,31,0.85) 100%),
    linear-gradient(90deg, rgba(5,11,31,0.75) 0%, rgba(5,11,31,0.35) 45%, rgba(5,11,31,0.10) 80%),
    radial-gradient(1400px 700px at 30% 50%, rgba(27,88,214,0.20), transparent 60%),
    radial-gradient(1000px 600px at 85% 90%, rgba(0,180,216,0.18), transparent 60%);
}
.hero-noise {
  position: absolute; inset: 0; z-index: 2; opacity: 0.08; mix-blend-mode: overlay; pointer-events: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%25' height='100%25' filter='url(%23n)' opacity='0.55'/></svg>");
}
.hero-glow {
  position: absolute; width: 700px; height: 700px; border-radius: 999px;
  background: radial-gradient(circle at center, rgba(0,196,180,0.18) 0%, rgba(27,88,214,0.10) 30%, transparent 70%);
  filter: blur(40px);
  left: calc(var(--mx, 50%) - 350px); top: calc(var(--my, 50%) - 350px);
  z-index: 3; pointer-events: none; opacity: 0.9;
  transition: left 0.6s cubic-bezier(.2,.8,.2,1), top 0.6s cubic-bezier(.2,.8,.2,1);
}
.hero .wrap { position: relative; z-index: 4; }
.hero .h-display {
  color: #fff; font-size: clamp(40px, 7vw, 88px); line-height: 1;
  letter-spacing: -0.035em; font-weight: 800;
}
.hero .h-display .em {
  background: linear-gradient(120deg, #38E5C7 0%, #6BB5FF 50%, #ffffff 100%);
  background-clip: text; -webkit-background-clip: text; color: transparent;
}
.hero .lead {
  color: rgba(255,255,255,0.78);
  font-size: clamp(16px, 1.7vw, 20px);
  line-height: 1.6; max-width: 640px; margin-top: 28px;
  text-shadow: 0 1px 12px rgba(0,0,0,0.3);
}
.hero .eyebrow { color: #38E5C7; font-size: 13px; }
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; margin-top: clamp(28px, 4vw, 40px); }
.hero .btn-primary {
  background: #fff; color: #0A1530;
  box-shadow: 0 14px 40px rgba(255,255,255,0.20), 0 0 0 1px rgba(255,255,255,0.6);
}
.hero .btn-primary:hover { background: #fff; box-shadow: 0 20px 60px rgba(255,255,255,0.30), 0 0 0 1px #fff; }
.hero .btn-ghost {
  color: #fff; border-color: rgba(255,255,255,0.30);
  background: rgba(255,255,255,0.05); backdrop-filter: blur(10px);
}
.hero .btn-ghost:hover { border-color: #fff; background: rgba(255,255,255,0.10); color: #fff; }

.hero-scroll {
  position: absolute; bottom: clamp(20px, 4vh, 36px);
  left: 50%; transform: translateX(-50%); z-index: 5;
  font-size: 11px; font-weight: 600; letter-spacing: 0.2em; text-transform: uppercase;
  color: rgba(255,255,255,0.6); display: flex; flex-direction: column; align-items: center; gap: 12px;
}
.hero-scroll .line {
  width: 1px; height: 40px;
  background: linear-gradient(to bottom, transparent, rgba(255,255,255,0.5), transparent);
  animation: scroll-bob 2.4s ease-in-out infinite;
}
@keyframes scroll-bob { 0%,100%{transform:translateY(-6px);opacity:.3} 50%{transform:translateY(6px);opacity:1} }
@media (max-width: 720px) { .hero-scroll { display: none; } }

/* Trust Strip (Hero) */
.trust-strip {
  margin-top: clamp(48px, 7vw, 80px); padding: 24px;
  background: var(--color-surface);
  border: 1px solid var(--color-border); border-radius: var(--radius-lg);
  box-shadow: var(--shadow-2);
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 0;
}
.trust-strip .item { padding: 12px 16px; text-align: center; border-right: 1px solid var(--color-border); }
.trust-strip .item:last-child { border-right: 0; }
.trust-strip .num { font-size: clamp(22px, 2.5vw, 30px); font-weight: 800; letter-spacing: -0.03em; color: var(--color-navy); font-variant-numeric: tabular-nums; }
.trust-strip .num .unit { font-size: 0.65em; color: var(--color-text-2); margin-left: 2px; }
.trust-strip .label { display: block; margin-top: 6px; font-size: 12px; color: var(--color-text-2); letter-spacing: -0.005em; line-height: 1.4; }
.hero .trust-strip {
  margin-top: clamp(48px, 6vh, 80px);
  background: rgba(255,255,255,0.05);
  backdrop-filter: blur(24px) saturate(140%);
  -webkit-backdrop-filter: blur(24px) saturate(140%);
  border: 1px solid rgba(255,255,255,0.12);
  box-shadow: 0 24px 64px rgba(0,0,0,0.30);
}
.hero .trust-strip .num { color: #fff; }
.hero .trust-strip .num .unit { color: rgba(255,255,255,0.55); }
.hero .trust-strip .label { color: rgba(255,255,255,0.65); }
.hero .trust-strip .item { border-color: rgba(255,255,255,0.10); }
.hero .trust-strip .item:nth-child(5) .num {
  background: linear-gradient(120deg, #38E5C7, #6BB5FF);
  background-clip: text; -webkit-background-clip: text; color: transparent;
}
@media (max-width: 720px) {
  .trust-strip { grid-template-columns: repeat(2, 1fr); }
  .trust-strip .item:nth-child(2n) { border-right: 0; }
  .trust-strip .item:nth-child(-n+4) { border-bottom: 1px solid var(--color-border); }
  .trust-strip .item:last-child { grid-column: 1 / -1; }
  .hero .trust-strip .item:nth-child(-n+4) { border-bottom-color: rgba(255,255,255,0.10); }
}

/* ===== Persona Split ===== */
.persona-split { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
@media (max-width: 860px) { .persona-split { grid-template-columns: 1fr; } }
.persona-card {
  position: relative; border-radius: var(--radius-xl); overflow: hidden;
  padding: clamp(28px, 4vw, 44px); min-height: 360px;
  display: flex; flex-direction: column; justify-content: space-between;
  transition: transform .25s ease, box-shadow .25s ease; isolation: isolate; color: #fff;
}
.persona-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-4); }
.persona-card.b2b { background: radial-gradient(800px 400px at 100% 0%, rgba(255,255,255,0.12), transparent 50%), linear-gradient(135deg, #0F2A6E 0%, #1B58D6 100%); }
.persona-card.b2c { background: radial-gradient(800px 400px at 0% 100%, rgba(255,255,255,0.15), transparent 50%), linear-gradient(135deg, #00B4D8 0%, #0F2A6E 100%); }
.persona-card .tag { display: inline-flex; padding: 6px 12px; border-radius: 999px; font-size: 12px; font-weight: 600; background: rgba(255,255,255,0.15); backdrop-filter: blur(8px); letter-spacing: 0.01em; width: max-content; }
.persona-card h3 { font-size: clamp(22px, 2.6vw, 30px); line-height: 1.25; letter-spacing: -0.02em; margin: 16px 0 12px; font-weight: 700; }
.persona-card p { color: rgba(255,255,255,0.85); font-size: 15px; line-height: 1.6; }
.persona-card .checks { margin-top: 20px; display: grid; gap: 8px; font-size: 14px; color: rgba(255,255,255,0.9); }
.persona-card .checks li { list-style: none; padding-left: 24px; position: relative; }
.persona-card .checks li::before {
  content: ""; position: absolute; left: 0; top: 6px; width: 16px; height: 16px;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2338E5C7' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'><path d='M20 6L9 17l-5-5'/></svg>");
  background-repeat: no-repeat;
}
.persona-card .arrow-cta {
  margin-top: 24px; display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 16px; border-radius: 999px;
  background: rgba(255,255,255,0.95); color: var(--color-ink);
  font-weight: 600; font-size: 14px; width: max-content; transition: background .15s ease;
}
.persona-card .arrow-cta:hover { background: #fff; }

/* ===== Card ===== */
.card { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: 28px; transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease; }
.card:hover { transform: translateY(-2px); border-color: var(--color-border-2); box-shadow: var(--shadow-3); }
.card .ic { width: 44px; height: 44px; border-radius: 12px; background: linear-gradient(135deg, rgba(27,88,214,0.10), rgba(0,180,216,0.10)); color: var(--color-navy); display: grid; place-items: center; margin-bottom: 18px; }
.card .ic svg { width: 22px; height: 22px; }
.card h4 { font-size: 18px; line-height: 1.35; margin-bottom: 8px; font-weight: 700; letter-spacing: -0.015em; }
.card p { font-size: 14.5px; color: var(--color-text-2); line-height: 1.6; }

.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
@media (max-width: 960px) { .grid-3 { grid-template-columns: repeat(2, 1fr); } .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }

/* ===== Tabs ===== */
.segmented { display: inline-flex; padding: 6px; background: var(--color-bg); border-radius: 999px; gap: 4px; }
.segmented button { padding: 10px 18px; border-radius: 999px; font-weight: 600; font-size: 14px; color: var(--color-text-2); transition: all .15s ease; }
.segmented button:hover { color: var(--color-ink); }
.segmented button.active { background: var(--color-surface); color: var(--color-navy); box-shadow: var(--shadow-1); }

/* ===== Story Card ===== */
.story-card { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-lg); overflow: hidden; transition: transform .25s ease, box-shadow .25s ease; display: flex; flex-direction: column; }
.story-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-3); }
.story-card .thumb { aspect-ratio: 16/10; background: linear-gradient(135deg, #0F2A6E 0%, #1B58D6 60%, #00B4D8 100%); position: relative; display: grid; place-items: center; color: rgba(255,255,255,0.92); overflow: hidden; }
.story-card .thumb::after { content: ""; position: absolute; inset: 0; background: radial-gradient(400px 200px at 30% 70%, rgba(255,255,255,0.15), transparent 60%), radial-gradient(300px 200px at 80% 20%, rgba(0,196,180,0.2), transparent 60%); }
.story-card .thumb .badge { position: absolute; top: 16px; left: 16px; padding: 6px 10px; border-radius: 999px; background: rgba(255,255,255,0.18); backdrop-filter: blur(8px); font-size: 12px; font-weight: 600; z-index: 1; }
.story-card .thumb .icon-deco { position: relative; z-index: 1; opacity: 0.85; }
.story-card .body { padding: 24px; flex: 1; display: flex; flex-direction: column; }
.story-card .meta { font-size: 12px; color: var(--color-text-3); margin-bottom: 8px; letter-spacing: 0.01em; }
.story-card h4 { font-size: 19px; line-height: 1.35; letter-spacing: -0.015em; margin-bottom: 10px; font-weight: 700; }
.story-card p { font-size: 14.5px; line-height: 1.6; color: var(--color-text-2); flex: 1; }
.story-card .read-more { margin-top: 16px; font-size: 13.5px; font-weight: 600; color: var(--color-navy-2); display: inline-flex; align-items: center; gap: 4px; }

/* ===== Stat block ===== */
.stat-block { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border: 1px solid var(--color-border); border-radius: var(--radius-lg); overflow: hidden; background: var(--color-surface); }
.stat-block .stat { padding: 28px; border-right: 1px solid var(--color-border); }
.stat-block .stat:last-child { border-right: 0; }
.stat-block .stat .v { font-size: clamp(28px, 3.2vw, 36px); font-weight: 800; letter-spacing: -0.025em; color: var(--color-navy); font-variant-numeric: tabular-nums; }
.stat-block .stat .v .unit { font-size: 0.6em; color: var(--color-text-2); margin-left: 2px; }
.stat-block .stat .k { margin-top: 6px; font-size: 14px; color: var(--color-text-2); }
@media (max-width: 720px) {
  .stat-block { grid-template-columns: repeat(2, 1fr); }
  .stat-block .stat { border-right: 0; border-bottom: 1px solid var(--color-border); }
  .stat-block .stat:nth-child(odd) { border-right: 1px solid var(--color-border); }
  .stat-block .stat:nth-last-child(-n+2) { border-bottom: 0; }
}

/* ===== Steps (compact, legacy) ===== */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; counter-reset: step; }
.steps .step { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius); padding: 24px; position: relative; }
.steps .step::before { counter-increment: step; content: counter(step, decimal-leading-zero); font-size: 12px; font-weight: 700; letter-spacing: 0.1em; color: var(--color-navy-2); display: block; margin-bottom: 12px; }
.steps .step h5 { font-size: 16px; margin-bottom: 6px; font-weight: 700; letter-spacing: -0.01em; }
.steps .step p { font-size: 13.5px; color: var(--color-text-2); line-height: 1.55; }
@media (max-width: 720px) { .steps { grid-template-columns: 1fr 1fr; } }

/* ===== Big Steps (process emphasis) ===== */
.big-steps { display: grid; gap: 0; }
.big-step {
  display: grid; grid-template-columns: 120px 1fr auto; gap: 32px;
  padding: 28px 0; border-top: 1px solid var(--color-border); align-items: center;
  transition: padding-left .3s ease, background .3s ease;
}
.big-step:hover { padding-left: 16px; background: linear-gradient(90deg, rgba(27,88,214,0.04), transparent 40%); }
.big-step:last-child { border-bottom: 1px solid var(--color-border); }
.big-step .n {
  font-size: clamp(40px, 5vw, 64px); font-weight: 800; letter-spacing: -0.04em;
  background: linear-gradient(120deg, #0F2A6E, #1B58D6, #00B4D8);
  background-clip: text; -webkit-background-clip: text; color: transparent;
  font-variant-numeric: tabular-nums;
}
.big-step h5 { font-size: clamp(18px, 1.8vw, 22px); font-weight: 700; letter-spacing: -0.015em; margin-bottom: 6px; }
.big-step p { font-size: 14.5px; color: var(--color-text-2); line-height: 1.6; max-width: 580px; }
.big-step .duration { font-size: 12px; color: var(--color-text-3); letter-spacing: 0.04em; text-transform: uppercase; font-weight: 600; }
@media (max-width: 720px) {
  .big-step { grid-template-columns: 80px 1fr; }
  .big-step .duration { grid-column: 1 / -1; }
}

/* ===== Benefit row ===== */
.benefit-row { display: grid; grid-template-columns: 200px 1fr; gap: 32px; padding: 28px 0; border-bottom: 1px solid var(--color-border); }
.benefit-row:last-child { border-bottom: 0; }
.benefit-row .label-col h5 { font-size: 16px; font-weight: 700; letter-spacing: -0.015em; }
.benefit-row .label-col .tag-free { display: inline-block; margin-top: 8px; padding: 3px 10px; border-radius: 999px; background: rgba(0,196,180,0.12); color: #008F82; font-size: 11px; font-weight: 700; letter-spacing: 0.02em; }
.benefit-row .desc-col { font-size: 15px; color: var(--color-text-2); line-height: 1.65; }
.benefit-row .desc-col strong { color: var(--color-ink); }
@media (max-width: 720px) { .benefit-row { grid-template-columns: 1fr; gap: 12px; } }

/* ===== Dark CTA ===== */
.cta-band {
  background: radial-gradient(800px 400px at 100% 0%, rgba(0,180,216,0.12), transparent 60%), linear-gradient(135deg, #0A1530 0%, #0F2A6E 80%);
  color: #fff; border-radius: var(--radius-xl); padding: clamp(40px, 5vw, 64px);
  display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 32px;
}
.cta-band h3 { font-size: clamp(22px, 2.6vw, 30px); line-height: 1.25; letter-spacing: -0.02em; font-weight: 700; }
.cta-band p { color: rgba(255,255,255,0.75); margin-top: 8px; font-size: 15px; }
.cta-band .actions { display: flex; gap: 10px; flex-wrap: wrap; }
.cta-band .btn-primary { background: #FAE100; color: #371D1E; }
.cta-band .btn-primary:hover { background: #FEDD33; }
@media (max-width: 720px) { .cta-band { grid-template-columns: 1fr; } }

/* ===== Footer ===== */
.site-footer { background: #0A1530; color: rgba(255,255,255,0.75); padding: clamp(56px, 7vw, 88px) 0 32px; font-size: 14px; line-height: 1.6; }
.site-footer h6 { color: #fff; font-size: 14px; font-weight: 700; letter-spacing: -0.01em; margin-bottom: 16px; }
.site-footer a { color: rgba(255,255,255,0.7); }
.site-footer a:hover { color: #fff; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 32px; padding-bottom: 40px; border-bottom: 1px solid rgba(255,255,255,0.1); }
.footer-grid ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.footer-bottom { padding-top: 24px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; font-size: 13px; color: rgba(255,255,255,0.5); }
.footer-bottom .legal-note { max-width: 720px; font-size: 12px; line-height: 1.55; }
@media (max-width: 720px) { .footer-grid { grid-template-columns: 1fr 1fr; } }

/* ===== Page header ===== */
.page-header { padding: clamp(120px, 14vw, 160px) 0 clamp(40px, 5vw, 64px); background: radial-gradient(800px 400px at 80% 0%, rgba(27,88,214,0.08), transparent 60%), #FBFCFE; border-bottom: 1px solid var(--color-border); }
.page-header .crumb { font-size: 13px; color: var(--color-text-3); margin-bottom: 16px; letter-spacing: 0.01em; }
.page-header .crumb a { color: var(--color-text-2); }
.page-header .crumb a:hover { color: var(--color-navy); }

/* ===== FAQ ===== */
.faq details { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius); padding: 0; transition: border-color .15s ease; }
.faq details + details { margin-top: 12px; }
.faq details[open] { border-color: var(--color-navy-2); box-shadow: var(--shadow-2); }
.faq summary { list-style: none; cursor: pointer; padding: 20px 24px; display: flex; align-items: center; justify-content: space-between; gap: 16px; font-weight: 600; font-size: 15.5px; letter-spacing: -0.01em; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary .plus { width: 24px; height: 24px; border-radius: 999px; border: 1px solid var(--color-border-2); display: grid; place-items: center; flex-shrink: 0; transition: transform .2s ease, background .15s ease, color .15s ease; }
.faq details[open] summary .plus { background: var(--color-navy); color: #fff; border-color: var(--color-navy); transform: rotate(45deg); }
.faq .answer { padding: 0 24px 22px; font-size: 14.5px; line-height: 1.7; color: var(--color-text-2); }
.divider-soft { height: 1px; background: linear-gradient(90deg, transparent, var(--color-border), transparent); margin: 0 auto; max-width: var(--max-w); }
.pill { display: inline-flex; align-items: center; padding: 4px 10px; border-radius: 999px; background: rgba(27,88,214,0.08); color: var(--color-navy); font-size: 12px; font-weight: 600; letter-spacing: -0.005em; }
.pill.mint { background: rgba(0,196,180,0.10); color: #00857A; }
.pill.gold { background: rgba(201,168,106,0.14); color: #8B6B30; }

/* ===== Sticky CTA ===== */
.sticky-cta { display: none; }
@media (max-width: 720px) {
  .sticky-cta { display: flex; position: fixed; bottom: 16px; left: 16px; right: 16px; z-index: 80; gap: 8px; padding: 10px; background: rgba(10,21,48,0.95); backdrop-filter: blur(12px); border-radius: 999px; box-shadow: var(--shadow-4); }
  .sticky-cta .btn { flex: 1; height: 44px; font-size: 13.5px; padding: 0; }
  .sticky-cta .btn-accent { background: #FAE100; color: #371D1E; }
}

/* ===== Reveal ===== */
@media (prefers-reduced-motion: no-preference) {
  .js [data-reveal] { opacity: 0; transform: translateY(16px); transition: opacity .7s ease, transform .7s ease; }
  .js [data-reveal].is-in { opacity: 1; transform: translateY(0); }
}

/* ============ VIDEO CARDS ============ */
.video-card { position: relative; border-radius: var(--radius-lg); overflow: hidden; aspect-ratio: 16/9; background: #050B1F; cursor: pointer; isolation: isolate; box-shadow: var(--shadow-2); transition: transform .35s cubic-bezier(.2,.8,.2,1), box-shadow .35s ease; }
.video-card:hover { transform: translateY(-4px) scale(1.005); box-shadow: 0 32px 80px rgba(10,21,48,0.25), 0 12px 24px rgba(10,21,48,0.10); }
.video-card video, .video-card .poster { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; background-size: cover; background-position: center; }
.video-card .poster { z-index: 1; transition: opacity .35s ease, transform 1.2s cubic-bezier(.2,.8,.2,1); }
.video-card video { z-index: 2; opacity: 0; transition: opacity .4s ease; }
.video-card.is-playing video { opacity: 1; }
.video-card.is-playing .poster { opacity: 0; }
.video-card .gradient { position: absolute; inset: 0; z-index: 3; pointer-events: none; background: linear-gradient(180deg, transparent 30%, rgba(5,11,31,0.85) 100%), linear-gradient(45deg, rgba(15,42,110,0.10), transparent 50%); }
.video-card .meta { position: absolute; z-index: 4; left: clamp(18px, 2vw, 28px); bottom: clamp(18px, 2vw, 28px); right: clamp(18px, 2vw, 28px); color: #fff; display: flex; flex-direction: column; gap: 10px; }
.video-card .tag { display: inline-flex; align-items: center; gap: 6px; padding: 5px 10px; border-radius: 999px; font-size: 11px; font-weight: 600; letter-spacing: 0.04em; background: rgba(255,255,255,0.16); backdrop-filter: blur(8px); width: max-content; text-transform: uppercase; }
.video-card .tag::before { content: ""; display: inline-block; width: 6px; height: 6px; border-radius: 999px; background: #38E5C7; box-shadow: 0 0 8px rgba(56,229,199,0.8); }
.video-card h4 { font-size: clamp(18px, 1.7vw, 22px); font-weight: 700; line-height: 1.25; letter-spacing: -0.015em; margin: 0; color: #fff; }
.video-card .play-btn { position: absolute; z-index: 5; top: clamp(18px, 2vw, 24px); right: clamp(18px, 2vw, 24px); width: 52px; height: 52px; border-radius: 999px; background: rgba(255,255,255,0.18); backdrop-filter: blur(12px); display: grid; place-items: center; border: 1px solid rgba(255,255,255,0.3); transition: transform .25s ease, background .25s ease; }
.video-card:hover .play-btn { background: rgba(255,255,255,0.30); transform: scale(1.08); }
.video-card .play-btn svg { width: 18px; height: 18px; color: #fff; margin-left: 2px; }

/* Video feature */
.video-feature { position: relative; border-radius: var(--radius-xl); overflow: hidden; aspect-ratio: 16/9; background: #050B1F; isolation: isolate; box-shadow: var(--shadow-3); }
.video-feature video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.video-feature .gradient { position: absolute; inset: 0; z-index: 1; pointer-events: none; background: linear-gradient(180deg, rgba(5,11,31,0.20) 0%, transparent 30%, transparent 60%, rgba(5,11,31,0.75) 100%); }
.video-feature .meta { position: absolute; bottom: clamp(24px, 4vw, 44px); left: clamp(24px, 4vw, 44px); right: clamp(24px, 4vw, 44px); color: #fff; z-index: 2; }
.video-feature .meta h3 { font-size: clamp(24px, 3vw, 38px); font-weight: 700; line-height: 1.15; letter-spacing: -0.02em; color: #fff; }
.video-feature .meta p { margin-top: 8px; color: rgba(255,255,255,0.80); font-size: 15px; max-width: 640px; }

/* Video modal */
.video-modal { position: fixed; inset: 0; z-index: 200; background: rgba(5,11,31,0.94); backdrop-filter: blur(8px); display: none; align-items: center; justify-content: center; padding: clamp(16px, 4vw, 48px); }
.video-modal.is-open { display: flex; }
.video-modal .modal-inner { width: 100%; max-width: 1180px; aspect-ratio: 16/9; position: relative; }
.video-modal video { width: 100%; height: 100%; object-fit: contain; border-radius: 12px; background: #000; }
.video-modal .close { position: absolute; top: -52px; right: 0; width: 40px; height: 40px; border-radius: 999px; background: rgba(255,255,255,0.10); display: grid; place-items: center; color: #fff; border: 1px solid rgba(255,255,255,0.20); }
.video-modal .close:hover { background: rgba(255,255,255,0.20); }
.video-modal .close svg { width: 18px; height: 18px; }

/* ============ Section dark ============ */
.section-dark { background: #050B1F; color: #fff; position: relative; overflow: hidden; }
.section-dark .section-head h2, .section-dark .h-section { color: #fff; }
.section-dark .lead { color: rgba(255,255,255,0.72); }
.section-dark .eyebrow { color: #38E5C7; }
.section-dark::before { content: ""; position: absolute; inset: 0; pointer-events: none; background: radial-gradient(800px 400px at 20% 30%, rgba(27,88,214,0.20), transparent 60%), radial-gradient(700px 500px at 90% 80%, rgba(0,180,216,0.15), transparent 60%); }
.section-dark > .wrap { position: relative; z-index: 1; }

/* ============ Big Steps ============ */
.big-steps { display: grid; gap: 0; }
.big-step { display: grid; grid-template-columns: 120px 1fr auto; gap: 32px; padding: 28px 0; border-top: 1px solid var(--color-border); align-items: center; transition: padding-left .3s ease, background .3s ease; }
.big-step:hover { padding-left: 16px; background: linear-gradient(90deg, rgba(27,88,214,0.04), transparent 40%); }
.big-step:last-child { border-bottom: 1px solid var(--color-border); }
.big-step .n { font-size: clamp(40px, 5vw, 64px); font-weight: 800; letter-spacing: -0.04em; background: linear-gradient(120deg, #0F2A6E, #1B58D6, #00B4D8); background-clip: text; -webkit-background-clip: text; color: transparent; font-variant-numeric: tabular-nums; }
.big-step h5 { font-size: clamp(18px, 1.8vw, 22px); font-weight: 700; letter-spacing: -0.015em; margin-bottom: 6px; }
.big-step p { font-size: 14.5px; color: var(--color-text-2); line-height: 1.6; max-width: 580px; }
.big-step .duration { font-size: 12px; color: var(--color-text-3); letter-spacing: 0.04em; text-transform: uppercase; font-weight: 600; }
@media (max-width: 720px) { .big-step { grid-template-columns: 80px 1fr; } .big-step .duration { grid-column: 1 / -1; } }

/* ============ Marquee ============ */
.marquee { overflow: hidden; mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.marquee-track { display: flex; gap: 56px; width: max-content; animation: marquee 30s linear infinite; }
.marquee-item { white-space: nowrap; font-size: clamp(24px, 3vw, 36px); font-weight: 700; letter-spacing: -0.02em; color: rgba(255,255,255,0.35); display: flex; align-items: center; gap: 24px; }
.marquee-item::after { content: ""; display: inline-block; width: 8px; height: 8px; border-radius: 999px; background: rgba(56,229,199,0.6); }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ===== Utility ===== */
.tac { text-align: center; }
.mt-3 { margin-top: 12px; } .mt-4 { margin-top: 16px; } .mt-5 { margin-top: 24px; }
.mt-6 { margin-top: 32px; } .mt-7 { margin-top: 48px; } .mb-5 { margin-bottom: 24px; }
.flex-row { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
.text-center { text-align: center; }

/* ============================================================
   v3 ENHANCEMENTS — 타이포 가독성·모바일 레이아웃 최적화
   ============================================================ */

/* 한국어 가독성: 단어 단위 줄바꿈 + 긴 영문 토큰 부드럽게 처리 */
body { word-break: keep-all; overflow-wrap: anywhere; }
h1, h2, h3, h4, h5, h6, .h-display, .h-section, .h-card { word-break: keep-all; }
p, li, .lead { word-break: keep-all; overflow-wrap: anywhere; }

/* 본문 행간 미세 조정 — 한국어 최적 1.7~1.75 */
p { line-height: 1.72; }
.lead { line-height: 1.72; }

/* 모바일 sticky-cta가 본문 가리는 문제 → body 하단 여유 */
@media (max-width: 720px) {
  body { padding-bottom: 84px; }
}

/* 헤더 높이 모바일 약간 줄임 */
@media (max-width: 720px) {
  :root { --header-h: 64px; }
}

/* h-display 줄바꿈을 자연스럽게 (모바일 영문 ellipsis 방지) */
.h-display { text-wrap: balance; }
.h-section { text-wrap: balance; }

/* 모바일 Hero 타이포·여백 가독성 */
@media (max-width: 720px) {
  .hero { min-height: 88vh; padding-top: 96px; padding-bottom: 56px; }
  .hero .h-display { font-size: clamp(32px, 9vw, 48px); letter-spacing: -0.03em; }
  .hero .lead { font-size: 15.5px; line-height: 1.65; margin-top: 20px; }
  .hero-cta { margin-top: 28px; flex-direction: column; align-items: stretch; gap: 10px; }
  .hero-cta .btn { width: 100%; }
  .hero-glow { width: 480px; height: 480px; left: calc(var(--mx, 50%) - 240px); top: calc(var(--my, 50%) - 240px); }
}

/* 모바일 trust strip 가독성 — 큰 숫자가 작아 보이는 문제 */
@media (max-width: 720px) {
  .trust-strip { padding: 16px 12px; gap: 4px; }
  .trust-strip .item { padding: 14px 8px; }
  .trust-strip .num { font-size: clamp(20px, 6vw, 26px); }
  .trust-strip .label { font-size: 11px; line-height: 1.45; margin-top: 6px; }
}

/* 모바일 section 패딩 — 너무 길어지는 위아래 여백 단축 */
@media (max-width: 720px) {
  .section { padding: 56px 0; }
  .section.compact { padding: 40px 0; }
  .section-head { margin-bottom: 28px; }
  .section-head > * + * { margin-top: 8px; }
}

/* 모바일 카드 패딩 미세 조정 */
@media (max-width: 720px) {
  .card { padding: 22px; }
  .card .ic { width: 40px; height: 40px; margin-bottom: 14px; }
  .card h4 { font-size: 17px; }
  .card p { font-size: 14.5px; line-height: 1.65; }
}

/* 모바일 grid 갭 — 너무 넓으면 컨텐츠 토막난 느낌 */
@media (max-width: 720px) {
  .grid-2, .grid-3, .grid-4 { gap: 14px; }
}

/* 모바일 persona card 패딩 조정 + 체크리스트 글자 크기 */
@media (max-width: 720px) {
  .persona-card { min-height: 280px; padding: 28px 24px; }
  .persona-card h3 { font-size: 22px; line-height: 1.3; }
  .persona-card p { font-size: 14.5px; }
  .persona-card .checks li { font-size: 13.5px; padding-left: 22px; }
}

/* 모바일 video card 텍스트 크기 */
@media (max-width: 720px) {
  .video-card h4 { font-size: 17px; line-height: 1.3; }
  .video-card .meta { left: 18px; right: 18px; bottom: 18px; gap: 8px; }
  .video-card .play-btn { width: 44px; height: 44px; top: 16px; right: 16px; }
}

/* 모바일 big-step 가독성 */
@media (max-width: 720px) {
  .big-step { padding: 22px 0; gap: 16px; }
  .big-step:hover { padding-left: 0; background: none; }
  .big-step .n { font-size: 36px; }
  .big-step h5 { font-size: 17px; }
  .big-step p { font-size: 14px; }
}

/* 모바일 benefit-row — 라벨/설명 분리 명확 */
@media (max-width: 720px) {
  .benefit-row { padding: 22px 0; gap: 10px; }
  .benefit-row .label-col h5 { font-size: 16px; }
  .benefit-row .desc-col { font-size: 14px; line-height: 1.7; }
}

/* 모바일 segmented(탭) 가독성 */
@media (max-width: 720px) {
  .segmented { padding: 5px; gap: 2px; flex-wrap: nowrap; overflow-x: auto; max-width: 100%; }
  .segmented button { padding: 9px 14px; font-size: 13px; flex-shrink: 0; }
}

/* 모바일 form input 높이/패딩 (터치 친화) */
@media (max-width: 720px) {
  input[type="text"], input[type="email"], input[type="tel"], select, textarea {
    font-size: 16px; /* iOS 자동확대 방지 */
  }
}

/* 모바일 buttons 터치 영역 확대 */
@media (max-width: 720px) {
  .btn { min-height: 48px; }
  .btn-sm { min-height: 40px; }
  .btn-lg { min-height: 56px; }
}

/* 모바일 FAQ 가독성 */
@media (max-width: 720px) {
  .faq summary { padding: 18px 20px; font-size: 14.5px; }
  .faq .answer { padding: 0 20px 18px; font-size: 14px; line-height: 1.7; }
}

/* 모바일 footer 정렬 */
@media (max-width: 720px) {
  .site-footer { padding: 56px 0 24px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; padding-bottom: 28px; }
  .footer-bottom { flex-direction: column; gap: 10px; }
  .footer-bottom .legal-note { font-size: 11.5px; line-height: 1.6; }
}

/* 모바일 page-header */
@media (max-width: 720px) {
  .page-header { padding-top: 96px; padding-bottom: 36px; }
  .page-header .h-display { font-size: clamp(28px, 8vw, 40px); }
  .page-header .lead { font-size: 15px; margin-top: 14px; }
}

/* 모바일 cta-band */
@media (max-width: 720px) {
  .cta-band { padding: 32px 24px; gap: 20px; }
  .cta-band h3 { font-size: 20px; line-height: 1.3; }
  .cta-band p { font-size: 14px; }
  .cta-band .actions .btn { width: 100%; }
}

/* PC: 본문 카드 텍스트 hierarchy 강화 */
@media (min-width: 961px) {
  .card { padding: 32px; }
  .card h4 { font-size: 19px; margin-bottom: 10px; }
  .card p { font-size: 15px; }
}

/* PC: section-head 여유 확보 */
@media (min-width: 961px) {
  .section-head { gap: 18px; margin-bottom: 64px; }
  .section-head .lead { max-width: 720px; }
}

/* 입력 포커스 가독성 */
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--color-navy-2);
  box-shadow: 0 0 0 3px rgba(27,88,214,0.12);
}

/* 링크 hover underline (본문 prose 내) */
.legal-note a, footer ul a { transition: color .15s ease; }

/* 모바일 sticky cta 가독성 */
@media (max-width: 720px) {
  .sticky-cta { bottom: 12px; left: 12px; right: 12px; padding: 8px; }
  .sticky-cta .btn { height: 46px; font-size: 13.5px; font-weight: 700; }
}

/* 화면 최소 폭 360px 대응 */
@media (max-width: 380px) {
  .wrap { padding-left: 16px; padding-right: 16px; }
  .hero .h-display { font-size: 30px; }
  .h-section { font-size: 23px; }
  .trust-strip .num { font-size: 18px; }
  .stat-block .stat .v { font-size: 22px; }
}

/* 콘텐츠 가운데 정렬용 max-width 토큰 */
.prose-max { max-width: 65ch; }

/* 접근성: 키보드 포커스 가시화 */
a:focus-visible, button:focus-visible {
  outline: 2px solid var(--color-navy-2);
  outline-offset: 2px;
  border-radius: 6px;
}

/* 영상 카드: 모바일 1열 강제 */
@media (max-width: 600px) {
  .video-card { aspect-ratio: 4/3; }
  .video-card h4 { font-size: 16px; }
}