:root {
  color-scheme: light dark;
  --bg: #f4f7f6;
  --bg-deep: #e9efed;
  --surface: #ffffff;
  --ink: #161d1b;
  --ink-soft: #4f5552;
  --ink-faint: #5b5f5c;
  --primary: #006a60;
  --on-primary: #ffffff;
  --primary-hover: #00544c;
  --container: #d5e9e4;
  --on-container: #00201c;
  --line: #d9e1de;
  --badge-bg: #161d1b;
  --badge-ink: #ffffff;
  --frame: #1b2220;
  --glow-a: rgba(0, 106, 96, 0.16);
  --glow-b: rgba(217, 178, 63, 0.14);
  --shadow: 0 1px 2px rgba(16, 32, 28, 0.06), 0 12px 32px -12px rgba(16, 32, 28, 0.18);
  --radius: 24px;
  --font: "Pretendard Variable", Pretendard, -apple-system, BlinkMacSystemFont, system-ui, "Apple SD Gothic Neo", "Noto Sans KR", "Segoe UI", Roboto, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0e1513;
    --bg-deep: #121b19;
    --surface: #172120;
    --ink: #e3eae7;
    --ink-soft: #c2c8c5;
    --ink-faint: #b4b9b7;
    --primary: #82d5c8;
    --on-primary: #003731;
    --primary-hover: #a1e6da;
    --container: #25403b;
    --on-container: #d5e9e4;
    --line: #2a3634;
    --badge-bg: #e3eae7;
    --badge-ink: #0e1513;
    --frame: #050807;
    --glow-a: rgba(130, 213, 200, 0.13);
    --glow-b: rgba(217, 178, 63, 0.08);
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 16px 40px -16px rgba(0, 0, 0, 0.7);
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  word-break: keep-all;
  overflow-wrap: break-word;
}
img, svg, picture { display: block; max-width: 100%; }
img { height: auto; }
a { color: var(--primary); }
h1, h2, h3 { margin: 0; letter-spacing: -0.02em; }
p { margin: 0; }
ul, ol, dl, dd, figure { margin: 0; padding: 0; }
ul, ol { list-style: none; }
:focus-visible { outline: 3px solid var(--primary); outline-offset: 3px; border-radius: 8px; }
[id] { scroll-margin-top: 88px; }

.wrap { width: min(1200px, 100% - 48px); margin-inline: auto; }
.wrap-narrow { width: min(720px, 100% - 48px); margin-inline: auto; }

.skip {
  position: absolute; left: 16px; top: -60px; z-index: 100;
  background: var(--ink); color: var(--bg); padding: 10px 16px; border-radius: 12px; font-weight: 600;
}
.skip:focus { top: 16px; }

.grain { position: relative; isolation: isolate; }
.grain::after {
  content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none; opacity: 0.18; mix-blend-mode: soft-light;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 .55 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* header */
.site-header {
  position: fixed; inset: 0 0 auto; z-index: 50;
  background: color-mix(in srgb, var(--bg) 72%, transparent);
  backdrop-filter: saturate(1.4) blur(16px);
  -webkit-backdrop-filter: saturate(1.4) blur(16px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s, background-color .3s;
}
.site-header.scrolled { border-bottom-color: var(--line); background: color-mix(in srgb, var(--bg) 88%, transparent); }
.nav { height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; font-weight: 800; font-size: 1.3rem; letter-spacing: -0.02em; }
.brand img { border-radius: 10px; box-shadow: 0 1px 3px rgba(0,0,0,.15); }
.nav-links { display: flex; gap: 32px; }
.nav-links a { color: var(--ink-soft); text-decoration: none; font-weight: 500; font-size: .95rem; }
.nav-links a:hover { color: var(--ink); }
.nav-actions { display: flex; align-items: center; gap: 8px; }
.pill-link {
  display: inline-flex; align-items: center; gap: 6px; height: 40px; padding: 0 14px;
  border: 1px solid var(--line); border-radius: 999px; color: var(--ink); text-decoration: none; font-size: .9rem; font-weight: 600;
  background: color-mix(in srgb, var(--surface) 60%, transparent);
}
.pill-link:hover { border-color: var(--ink-faint); }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  border-radius: 999px; font-weight: 700; text-decoration: none; padding: 14px 22px; transition: background-color .2s, transform .2s;
}
.btn-sm { padding: 10px 18px; font-size: .9rem; }
.btn-primary { background: var(--primary); color: var(--on-primary); }
.btn-primary:hover { background: var(--primary-hover); }
.menu { display: none; position: relative; }
.menu summary { list-style: none; display: grid; place-items: center; width: 40px; height: 40px; border-radius: 999px; cursor: pointer; color: var(--ink); }
.menu summary::-webkit-details-marker { display: none; }
.menu[open] summary { background: var(--bg-deep); }
.menu-panel {
  position: absolute; right: 0; top: 52px; width: min(280px, calc(100vw - 32px));
  display: flex; flex-direction: column; padding: 10px; gap: 2px;
  background: var(--surface); border: 1px solid var(--line); border-radius: 20px; box-shadow: var(--shadow);
}
.menu-panel a:not(.btn) { padding: 12px 14px; border-radius: 12px; color: var(--ink); text-decoration: none; font-weight: 600; }
.menu-panel a:not(.btn):hover { background: var(--bg-deep); }
.menu-panel .btn { margin-top: 6px; }

/* type */
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: .8rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--primary);
}
.eyebrow::before { content: ""; width: 18px; height: 2px; border-radius: 2px; background: currentColor; }
.display { margin-top: 22px; font-size: clamp(2.5rem, 5.4vw, 4.25rem); line-height: 1.04; font-weight: 800; letter-spacing: -0.035em; }
.display span { display: block; }
.display .accent { color: var(--primary); }
:lang(ko) .display { font-size: clamp(2.3rem, 5vw, 4rem); line-height: 1.15; letter-spacing: -0.03em; }
.h2 { font-size: clamp(2rem, 4.2vw, 3.1rem); line-height: 1.08; font-weight: 800; letter-spacing: -0.03em; margin-top: 14px; }
:lang(ko) .h2 { line-height: 1.22; }
.lead { margin-top: 20px; font-size: clamp(1.05rem, 1.4vw, 1.2rem); line-height: 1.65; color: var(--ink-soft); max-width: 36em; }
.fine { margin-top: 18px; font-size: .9rem; color: var(--ink-faint); }

/* badges */
.badges { display: flex; flex-wrap: wrap; gap: 12px; }
.store-badge {
  display: inline-flex; align-items: center; gap: 10px; min-width: 168px; height: 56px; padding: 0 18px 0 16px;
  background: var(--badge-bg); color: var(--badge-ink); border-radius: 14px; text-decoration: none; transition: transform .2s;
}
.store-badge:hover { transform: translateY(-2px); }
.store-badge span { display: flex; flex-direction: column; line-height: 1.1; }
.store-badge small { font-size: .7rem; font-weight: 500; opacity: .85; }
.store-badge b { font-size: 1.15rem; font-weight: 700; letter-spacing: -0.01em; }

/* hero */
.hero { padding: 136px 0 96px; overflow: hidden; }
.hero-glow {
  position: absolute; inset: -20% -10% auto; height: 120%; z-index: -2; pointer-events: none;
  background:
    radial-gradient(40% 45% at 78% 38%, var(--glow-a), transparent 70%),
    radial-gradient(30% 35% at 15% 20%, var(--glow-b), transparent 70%);
}
.hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; align-items: center; gap: 48px; }
.hero-copy .badges { margin-top: 36px; }
.hero-note { margin-top: 16px; font-size: .9rem; font-weight: 500; color: var(--ink-faint); }
.hero-visual { position: relative; height: 640px; }

.phone {
  position: relative; padding: 9px; border-radius: 46px; background: var(--frame);
  box-shadow: 0 0 0 1.5px rgba(255,255,255,.06) inset, 0 40px 80px -30px rgba(10, 40, 34, .45), 0 18px 36px -18px rgba(10, 40, 34, .35);
}
.phone img { border-radius: 38px; width: 100%; aspect-ratio: 600 / 1263; object-fit: cover; object-position: top; background: #f5f4ef; }
.phone-front { position: absolute; width: 290px; right: 8%; top: 10px; z-index: 2; animation: float 7s ease-in-out infinite; }
.phone-back { position: absolute; width: 250px; left: 4%; top: 80px; transform: rotate(-6deg); opacity: .96; }
.phone-md { width: min(310px, 78vw); margin-inline: auto; }
.chip {
  position: absolute; z-index: 3; left: 0; bottom: 64px; display: flex; align-items: center; gap: 12px;
  padding: 12px 18px 12px 12px; border-radius: 20px; background: var(--surface); box-shadow: var(--shadow); border: 1px solid var(--line);
  animation: float 7s ease-in-out -3s infinite;
}
.chip-num { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 14px; background: var(--container); color: var(--on-container); font-weight: 800; font-size: 1.4rem; }
.chip b { display: block; font-size: .95rem; }
.chip small { display: block; font-size: .8rem; color: var(--ink-faint); }
.hero-sprout { position: absolute; z-index: 3; right: 0; bottom: 6px; width: 112px; }
@keyframes float { 0%, 100% { translate: 0 0; } 50% { translate: 0 -10px; } }

/* what */
.band { background: color-mix(in srgb, var(--surface) 70%, transparent); border-block: 1px solid var(--line); }
.what-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 72px; padding: 96px 0; }
.facts { margin-top: 40px; display: grid; grid-template-columns: 1fr 1fr; gap: 20px 32px; }
.facts div { border-top: 1px solid var(--line); padding-top: 14px; }
.facts dt { font-size: .75rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-faint); }
.facts dd { margin-top: 6px; font-weight: 600; }
.guides { background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; align-self: start; }
.guides h3 { font-size: .8rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-faint); }
.guides ul { margin-top: 12px; display: grid; gap: 4px; }
.guides a { display: flex; gap: 14px; align-items: flex-start; padding: 12px; margin-inline: -12px; border-radius: 16px; color: var(--ink); text-decoration: none; transition: background-color .2s; }
.guides a:hover { background: var(--surface); }
.guide-ico { flex: none; display: grid; place-items: center; width: 34px; height: 34px; border-radius: 11px; background: var(--container); color: var(--on-container); }
.guides b { display: block; font-weight: 700; }
.guides small { display: block; font-size: .9rem; color: var(--ink-soft); line-height: 1.5; margin-top: 2px; }

/* how */
.how { padding: 112px 0 64px; }
.steps { margin-top: 48px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; counter-reset: s; }
.steps li { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 32px 28px; }
.step-no { font-size: 2.6rem; font-weight: 800; line-height: 1; color: var(--primary); letter-spacing: -0.04em; }
.steps h3 { margin-top: 26px; font-size: 1.35rem; font-weight: 800; }
.steps p { margin-top: 10px; color: var(--ink-soft); }

/* spotlight */
.spot { padding: 72px 0; }
.spot-grid { display: grid; grid-template-columns: .9fr 1.1fr; align-items: center; gap: 72px; }
.spot-flip .spot-visual { order: 2; }
.spot-visual {
  position: relative; display: grid; place-items: center; padding: 56px 24px; border-radius: 36px;
  background: linear-gradient(160deg, var(--container), color-mix(in srgb, var(--container) 40%, var(--bg)));
}
.spot-hero .spot-visual { background: linear-gradient(160deg, color-mix(in srgb, var(--primary) 32%, var(--container)), var(--container)); }
.ticks { margin-top: 28px; display: grid; gap: 14px; }
.ticks li { display: flex; gap: 12px; align-items: flex-start; font-weight: 500; }
.ticks .ico { flex: none; color: var(--primary); margin-top: 2px; }
.shot-card { width: min(340px, 80vw); border-radius: 28px; overflow: hidden; box-shadow: var(--shadow); background: #fff; }

/* features */
.features { padding: 104px 0; }
.feat-grid { margin-top: 48px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.feat-grid li {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px;
  transition: transform .25s, box-shadow .25s;
}
.feat-grid li:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.feat-ico { display: grid; place-items: center; width: 46px; height: 46px; border-radius: 15px; background: var(--container); color: var(--on-container); }
.feat-grid h3 { margin-top: 18px; font-size: 1.12rem; font-weight: 700; }
.feat-grid p { margin-top: 6px; font-size: .97rem; color: var(--ink-soft); }
.feat-grid .feat-pro { grid-column: 1 / -1; display: grid; grid-template-columns: auto 1fr; column-gap: 20px; align-items: center; background: var(--container); border-color: transparent; color: var(--on-container); }
.feat-grid .feat-pro .feat-ico { grid-row: span 2; background: var(--primary); color: var(--on-primary); }
.feat-grid .feat-pro h3 { margin-top: 0; }
.feat-grid .feat-pro p { color: var(--on-container); }

/* dashboard */
.dash { padding: 88px 0; }
.dash-copy { max-width: 760px; }
.browser { margin-top: 44px; border-radius: 20px; overflow: hidden; border: 1px solid var(--line); background: var(--surface); box-shadow: var(--shadow); }
.browser-bar { display: flex; gap: 7px; padding: 14px 16px; border-bottom: 1px solid var(--line); }
.browser-bar i { width: 11px; height: 11px; border-radius: 50%; background: var(--line); }
.browser img { width: 100%; }

/* languages + privacy */
.lang-privacy { padding: 88px 0; }
.lp-grid { display: grid; grid-template-columns: 1.3fr .7fr; gap: 48px; align-items: start; }
.lang-list { margin-top: 32px; display: flex; flex-wrap: wrap; gap: 8px; }
.lang-list li { padding: 8px 14px; border-radius: 999px; border: 1px solid var(--line); background: var(--surface); font-size: .92rem; font-weight: 500; }
.privacy-card { background: var(--container); color: var(--on-container); border-radius: 32px; padding: 36px; }
.privacy-card h3 { margin-top: 20px; font-size: 1.5rem; font-weight: 800; line-height: 1.25; }
.privacy-card p { margin-top: 12px; }
.text-link { display: inline-flex; align-items: center; gap: 6px; margin-top: 20px; font-weight: 700; color: inherit; text-underline-offset: 4px; }

/* faq */
.faq { padding: 72px 0 88px; }
.faq-wrap { max-width: 860px; }
.faq-list { margin-top: 36px; border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
  list-style: none; cursor: pointer; display: flex; justify-content: space-between; gap: 16px; align-items: center;
  padding: 22px 4px; font-size: 1.12rem; font-weight: 700;
}
.faq summary::-webkit-details-marker { display: none; }
.chev { flex: none; display: grid; place-items: center; width: 34px; height: 34px; border-radius: 999px; background: var(--bg-deep); transition: transform .25s; }
.faq details[open] .chev { transform: rotate(45deg); }
.faq details p { padding: 0 4px 24px; color: var(--ink-soft); max-width: 46em; }

/* cta */
.cta { padding: 24px 0 112px; }
.cta-card {
  display: flex; align-items: center; justify-content: space-between; gap: 32px; overflow: hidden;
  padding: 64px; border-radius: 40px; background: #00423b; color: #e8f4f1;
}
.cta-card .h2 { color: #ffffff; margin-top: 0; }
.cta-card .lead { color: #cfe5e0; }
.cta-card .badges { margin-top: 32px; }
.cta-card .store-badge { background: #ffffff; color: #0e1513; }
.cta-sprout { flex: none; width: 160px; }
@media (prefers-color-scheme: dark) {
  .cta-card { background: #25403b; }
}

/* footer */
.site-footer { border-top: 1px solid var(--line); background: var(--bg-deep); padding: 64px 0 32px; font-size: .95rem; }
.foot-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr .7fr; gap: 40px; }
.foot-brand p { margin-top: 14px; color: var(--ink-soft); max-width: 30em; }
.foot-brand .badges { margin-top: 22px; }
.foot-brand .store-badge { min-width: 150px; height: 48px; }
.site-footer h2 { font-size: .78rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-faint); }
.site-footer ul { margin-top: 14px; display: grid; gap: 10px; }
.site-footer ul a { color: var(--ink-soft); text-decoration: none; }
.site-footer ul a:hover { color: var(--ink); text-decoration: underline; }
.foot-legal { margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--line); display: grid; gap: 8px; font-size: .85rem; color: var(--ink-faint); }

/* legal pages */
.legal-page main { padding: 128px 0 88px; }
.legal { background: var(--surface); border: 1px solid var(--line); border-radius: 32px; padding: clamp(28px, 5vw, 56px); }
.legal h1 { font-size: clamp(1.9rem, 4vw, 2.6rem); font-weight: 800; line-height: 1.15; }
.legal h2 { margin-top: 36px; font-size: 1.2rem; font-weight: 800; color: var(--primary); }
.legal p, .legal ul { margin-top: 12px; }
.legal ul { list-style: disc; padding-left: 1.3em; }
.legal li + li { margin-top: 6px; }
.legal .muted { margin-top: 12px; font-size: .9rem; color: var(--ink-faint); overflow-wrap: anywhere; }
.legal .card { margin-top: 24px; padding: 20px 22px; border-radius: 20px; background: var(--container); color: var(--on-container); }
.legal nav a { margin-right: 16px; }

/* motion */
.rise { animation: rise .9s cubic-bezier(.2, .7, .2, 1) both; animation-delay: calc(var(--i, 0) * 90ms); }
@keyframes rise { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: none; } }
.js [data-reveal] { opacity: 0; transform: translateY(22px); transition: opacity .8s cubic-bezier(.2, .7, .2, 1), transform .8s cubic-bezier(.2, .7, .2, 1); transition-delay: calc(var(--i, 0) * 80ms); }
.js [data-reveal].in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .rise, .phone-front, .chip { animation: none; }
  .js [data-reveal] { opacity: 1; transform: none; transition: none; }
  .store-badge, .feat-grid li, .chev { transition: none; }
}

/* responsive */
@media (max-width: 1023px) {
  .nav-links { display: none; }
  .menu { display: block; }
  .hero { padding: 112px 0 64px; }
  .hero-grid, .what-grid, .spot-grid, .lp-grid { grid-template-columns: 1fr; }
  .what-grid { gap: 40px; padding: 72px 0; }
  .spot-grid { gap: 36px; }
  .spot-flip .spot-visual { order: 0; }
  .hero-visual { height: 560px; max-width: 520px; width: 100%; margin-inline: auto; }
  .feat-grid { grid-template-columns: repeat(2, 1fr); }
  .feat-grid .feat-pro { grid-column: auto; display: block; }
  .feat-grid .feat-pro .feat-ico { margin-bottom: 18px; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .foot-brand { grid-column: 1 / -1; }
}
@media (max-width: 640px) {
  body { font-size: 16px; }
  .wrap, .wrap-narrow { width: calc(100% - 40px); }
  .hide-sm { display: none; }
  .pill-link span { display: none; }
  .pill-link { width: 40px; padding: 0; justify-content: center; }
  .hero-visual { height: 480px; }
  .phone { border-radius: 36px; padding: 7px; }
  .phone img { border-radius: 30px; }
  .phone-front { width: 220px; right: 2%; }
  .phone-back { width: 185px; left: 0; top: 60px; }
  .chip { bottom: 36px; padding: 10px 14px 10px 10px; }
  .chip-num { width: 38px; height: 38px; font-size: 1.2rem; }
  .chip b { font-size: .85rem; }
  .hero-sprout { width: 84px; }
  .facts { grid-template-columns: 1fr; }
  .steps, .feat-grid { grid-template-columns: 1fr; }
  .feat-grid { gap: 10px; }
  .feat-grid li, .feat-grid .feat-pro { display: grid; grid-template-columns: auto 1fr; column-gap: 16px; align-items: start; padding: 18px; border-radius: 20px; }
  .feat-grid .feat-ico, .feat-grid .feat-pro .feat-ico { grid-row: span 2; width: 42px; height: 42px; margin: 0; }
  .feat-grid h3 { margin-top: 0; font-size: 1.05rem; }
  .feat-grid p { margin-top: 2px; font-size: .93rem; }
  .steps li { padding: 24px; }
  .steps h3 { margin-top: 16px; }
  .how { padding: 80px 0 40px; }
  .spot { padding: 48px 0; }
  .spot-visual { padding: 40px 16px; border-radius: 28px; }
  .features { padding: 72px 0; }
  .cta-card { flex-direction: column; align-items: flex-start; padding: 40px 28px; border-radius: 32px; }
  .cta-sprout { width: 120px; align-self: flex-end; margin-top: -12px; }
  .foot-grid { grid-template-columns: 1fr; }
  .store-badge { min-width: 0; flex: 1 1 150px; }
}