/* ── Handy Shadow landing — brand palette mirrors the app (genie_theme) ── */
:root {
  --blue: #2A66A4;
  --blue-2: #5B9BD5;
  --gold: #CD9B2A;
  --cyan: #00BFFF;
  --coral: #E8725C;
  --ink: #16243A;
  --muted: #5d6b80;
  --bg: #F7F9FC;
  --card: #ffffff;
  --line: #e6ecf5;
  --radius: 16px;
  --shadow: 0 18px 50px rgba(20, 40, 80, .10);
  --maxw: 1120px;
  font-synthesis: none;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Pretendard", -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo",
    "Noto Sans KR", "Segoe UI", Roboto, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
h1, h2, h3 { line-height: 1.25; letter-spacing: -0.02em; margin: 0; }
section { scroll-margin-top: 80px; }

.grad {
  background: linear-gradient(90deg, var(--blue), var(--cyan));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.brand__name b { color: var(--blue); }
.brand__name i { color: var(--gold); font-style: normal; }
.brand__name { font-weight: 800; letter-spacing: -0.02em; }

/* ── Buttons ── */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: .5em; border-radius: 999px; font-weight: 700; cursor: pointer;
  border: 1px solid transparent; transition: transform .12s ease, box-shadow .2s ease, background .2s;
  white-space: nowrap;
}
.btn--sm { padding: .5rem 1rem; font-size: .9rem; }
.btn--lg { padding: .95rem 1.7rem; font-size: 1.05rem; }
.btn--primary {
  color: #fff; background: linear-gradient(135deg, var(--blue), var(--blue-2));
  box-shadow: 0 10px 26px rgba(42, 102, 164, .35);
}
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 14px 32px rgba(42, 102, 164, .45); }
.btn--ghost { background: #fff; color: var(--blue); border-color: var(--line); }
.btn--ghost:hover { transform: translateY(-2px); box-shadow: var(--shadow); }

/* ── Nav ── */
.nav {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; gap: 1.5rem;
  padding: .8rem clamp(1rem, 4vw, 2.5rem);
  background: rgba(247, 249, 252, .82);
  -webkit-backdrop-filter: saturate(160%) blur(12px);
  backdrop-filter: saturate(160%) blur(12px);
  border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: .55rem; }
.brand__logo { width: 30px; height: 30px; }
.brand__name { font-size: 1.15rem; }
.nav__links { display: flex; gap: 1.4rem; margin-left: auto; font-weight: 600; color: var(--muted); }
.nav__links a:hover { color: var(--blue); }
.nav__cta { margin-left: .25rem; }
.lang {
  font: inherit; font-size: .9rem; font-weight: 600; color: var(--ink);
  background: #fff; border: 1px solid var(--line); border-radius: 999px;
  padding: .45rem .7rem; cursor: pointer;
}
.lang:hover { border-color: var(--blue); }

/* ── Hero ── */
.hero {
  max-width: var(--maxw); margin: 0 auto;
  display: grid; grid-template-columns: 1.15fr .85fr; align-items: center; gap: 2rem;
  padding: clamp(2.5rem, 7vw, 5.5rem) clamp(1rem, 4vw, 2rem) 3rem;
}
.hero__eyebrow {
  display: inline-block; font-weight: 700; color: var(--blue);
  background: rgba(42, 102, 164, .08); padding: .35rem .8rem; border-radius: 999px;
  font-size: .85rem; margin: 0 0 1.1rem;
}
.hero__title { font-size: clamp(2rem, 5.2vw, 3.3rem); font-weight: 800; }
.hero__sub { font-size: clamp(1.02rem, 2.2vw, 1.2rem); color: var(--muted); margin: 1.1rem 0 1.8rem; max-width: 33ch; }
.hero__sub strong { color: var(--ink); }
.hero__cta { display: flex; gap: .8rem; flex-wrap: wrap; }
.hero__badges { list-style: none; display: flex; flex-wrap: wrap; gap: .5rem; padding: 0; margin: 2rem 0 0; }
.hero__badges li {
  font-size: .82rem; font-weight: 600; color: var(--muted);
  background: #fff; border: 1px solid var(--line); border-radius: 999px; padding: .35rem .8rem;
}
.hero__art { position: relative; display: grid; place-items: center; min-height: 280px; }
.hero__glow {
  position: absolute; inset: 0; margin: auto; width: 80%; aspect-ratio: 1;
  background: radial-gradient(circle at 50% 45%, rgba(0,191,255,.35), rgba(42,102,164,.18) 45%, transparent 70%);
  filter: blur(8px);
}
.hero__logo { position: relative; width: min(330px, 70%); filter: drop-shadow(0 24px 50px rgba(42,102,164,.35)); }

/* ── Value strip ── */
.strip {
  max-width: var(--maxw); margin: 0 auto; padding: 0 clamp(1rem,4vw,2rem) 1rem;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem;
}
.strip__item {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.1rem 1.3rem; display: flex; align-items: center; gap: .9rem;
}
.strip__item span { font-weight: 800; color: var(--blue); opacity: .35; font-size: 1.3rem; }
.strip__item p { margin: 0; font-weight: 600; }

/* ── Hero signature badge ── */
.hero__badge--star {
  color: var(--blue) !important; font-weight: 700 !important;
  border-color: rgba(42,102,164,.35) !important;
  background: linear-gradient(135deg, rgba(42,102,164,.1), rgba(0,191,255,.1)) !important;
}
.hero__badge--star::before { content: "★ "; color: var(--gold); }

/* ── Signature: Clip & Loop ── */
.signature { max-width: var(--maxw); margin: 0 auto; padding: clamp(1.5rem,4vw,2.5rem) clamp(1rem,4vw,2rem); }
.signature__panel {
  background: linear-gradient(135deg, rgba(42,102,164,.07), rgba(0,191,255,.07));
  border: 1px solid var(--line); border-radius: 24px; text-align: center;
  padding: clamp(2rem,5vw,3.4rem);
}
.signature__eyebrow { letter-spacing: .22em; font-size: .78rem; font-weight: 700; color: var(--blue); opacity: .85; margin: 0 0 .6rem; }
.signature__title { font-size: clamp(2.2rem, 6vw, 3.4rem); font-weight: 800; margin: 0; letter-spacing: -.03em; }
.signature__sub { color: var(--muted); max-width: 54ch; margin: .9rem auto 0; font-size: clamp(1rem,2.2vw,1.15rem); }
.signature__points { list-style: none; padding: 0; margin: 1.7rem 0 0; display: flex; flex-wrap: wrap; gap: .7rem; justify-content: center; }
.signature__points li { display: flex; align-items: center; gap: .5rem; background: #fff; border: 1px solid var(--line); border-radius: 999px; padding: .5rem 1.05rem; font-weight: 600; font-size: .92rem; }
.signature__points b { color: var(--blue); }

/* ── Sections ── */
.section { max-width: var(--maxw); margin: 0 auto; padding: clamp(3rem, 8vw, 6rem) clamp(1rem, 4vw, 2rem); }
.section__head { text-align: center; max-width: 40ch; margin: 0 auto 2.6rem; }
.section__head h2 { font-size: clamp(1.6rem, 4vw, 2.4rem); font-weight: 800; }
.section__head p { color: var(--muted); margin: .7rem 0 0; }

/* ── Feature grid ── */
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; }
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.6rem; transition: transform .15s ease, box-shadow .2s ease, border-color .2s;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: transparent; }
.card__ico {
  width: 52px; height: 52px; display: grid; place-items: center; font-size: 1.5rem;
  border-radius: 14px; background: linear-gradient(135deg, rgba(42,102,164,.12), rgba(0,191,255,.12));
  margin-bottom: 1rem;
}
.card h3 { font-size: 1.15rem; margin-bottom: .4rem; }
.card p { color: var(--muted); margin: 0; font-size: .96rem; }

/* ── Voices band ── */
.band {
  background: linear-gradient(135deg, #1f3f66, var(--blue) 55%, #2f5e96);
  color: #fff;
}
.band {
  display: grid; grid-template-columns: 1fr 1fr; gap: 2.5rem; align-items: center;
  max-width: none; padding: clamp(3rem, 8vw, 5.5rem) clamp(1.2rem, 6vw, 5rem);
}
.band__eyebrow { letter-spacing: .25em; font-size: .8rem; opacity: .7; margin: 0 0 .6rem; }
.band h2 { font-size: clamp(1.7rem, 4vw, 2.5rem); font-weight: 800; }
.band h2 .grad { background: linear-gradient(90deg, #ffd87a, var(--gold)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.band p { color: rgba(255,255,255,.82); margin: 1rem 0 0; max-width: 46ch; }
.chips { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: 1.4rem; }
.chips span { background: rgba(255,255,255,.14); border: 1px solid rgba(255,255,255,.18); border-radius: 999px; padding: .4rem .9rem; font-size: .85rem; font-weight: 600; }
.band__art { display: grid; grid-template-columns: 1fr 1fr; gap: .9rem; }
.vcard {
  background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.16);
  border-radius: 14px; padding: 1rem 1.1rem; -webkit-backdrop-filter: blur(4px); backdrop-filter: blur(4px);
}
.vcard b { display: block; font-size: 1.1rem; }
.vcard i { font-style: normal; font-size: .85rem; opacity: .75; }
.vcard--alt { transform: translateY(14px); }
.vcard--kid { border-color: rgba(255,216,122,.5); background: rgba(255,216,122,.14); }

/* ── Steps ── */
.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3,1fr); gap: 1.2rem; counter-reset: s; }
.steps li { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 1.6rem; }
.steps__n {
  display: grid; place-items: center; width: 40px; height: 40px; border-radius: 50%;
  background: linear-gradient(135deg, var(--blue), var(--cyan)); color: #fff; font-weight: 800; margin-bottom: .9rem;
}
.steps h3 { font-size: 1.1rem; margin-bottom: .3rem; }
.steps p { color: var(--muted); margin: 0; font-size: .95rem; }

/* ── Download ── */
.section--download { text-align: center; }
.downloads { display: grid; grid-template-columns: repeat(4,1fr); gap: 1.1rem; max-width: 940px; margin: 0 auto; }
.dl {
  display: flex; align-items: center; gap: 1rem; text-align: left;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 1.2rem 1.3rem;
  transition: transform .15s ease, box-shadow .2s ease, border-color .2s;
}
.dl:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: var(--blue); }
.dl__ico { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; font-size: 1.4rem;
  background: linear-gradient(135deg, rgba(42,102,164,.1), rgba(0,191,255,.1)); }
.dl[data-os="windows"] .dl__ico::before { content: "🪟"; }
.dl[data-os="macos"] .dl__ico::before { content: "🖥️"; }
.dl[data-os="ios"] .dl__ico::before { content: "📱"; }
.dl[data-os="android"] .dl__ico::before { content: "🤖"; }
.dl__meta b { display: block; font-size: 1.05rem; }
.dl__meta i { font-style: normal; color: var(--muted); font-size: .85rem; }
.downloads__note { color: var(--muted); margin-top: 1.6rem; font-size: .95rem; }

/* ── Footer ── */
.footer { border-top: 1px solid var(--line); text-align: center; padding: 2.6rem 1rem; background: #fff; }
.footer__brand { display: inline-flex; align-items: center; gap: .5rem; }
.footer__brand img { width: 26px; height: 26px; }
.footer__slogan { color: var(--muted); margin: .6rem 0 1rem; }
.footer__links { display: flex; gap: 1.3rem; justify-content: center; font-weight: 600; color: var(--muted); margin-bottom: 1rem; }
.footer__links a:hover { color: var(--blue); }
.footer__copy { color: #9aa6b8; font-size: .85rem; margin: 0; }

/* ── Responsive ── */
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; }
  .hero__art { order: -1; min-height: 200px; }
  .hero__sub { max-width: none; }
  .grid, .steps, .downloads { grid-template-columns: 1fr 1fr; }
  .band { grid-template-columns: 1fr; }
  .band__art { max-width: 420px; }
}
@media (max-width: 600px) {
  .nav__links { display: none; }
  .strip { grid-template-columns: 1fr; }
  .grid, .steps, .downloads, .band__art { grid-template-columns: 1fr; }
  .vcard--alt { transform: none; }
}