@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;600;800&family=Pretendard:wght@300;400;600;800&display=swap');

:root {
  --bg: #0b0f19;
  --text: #ffffff;
  --muted: #9aa7be;
  --accent: #3b82f6;
  --accent2: #8b5cf6;
  --glow: rgba(59, 130, 246, .35);
  --card: rgba(255, 255, 255, .04);
  --card2: rgba(255, 255, 255, .06);
  --border: rgba(255, 255, 255, .12);
  --border2: rgba(255, 255, 255, .18);
  --shadow: 0 14px 40px rgba(0, 0, 0, .35);
  --radius: 22px;
  --radius2: 28px;
}

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

html,
body {
  height: 100%;
}

body {
  font-family: 'Outfit', 'Pretendard', system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

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

code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}

.container {
  width: min(1200px, 100%);
  margin: 0 auto;
  padding: 0 22px;
}

/* Background orbs */
.bg-orbs {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
}

.orb {
  position: absolute;
  filter: blur(90px);
  opacity: .9;
}

.orb-a {
  top: -18%;
  left: -10%;
  width: 520px;
  height: 520px;
  background: radial-gradient(circle, var(--glow), transparent 65%);
}

.orb-b {
  bottom: -22%;
  right: -10%;
  width: 620px;
  height: 620px;
  background: radial-gradient(circle, rgba(139, 92, 246, .28), transparent 65%);
}

.orb-c {
  top: 28%;
  right: 8%;
  width: 380px;
  height: 380px;
  background: radial-gradient(circle, rgba(56, 189, 248, .18), transparent 70%);
}

/* Topbar */
.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 0;
  backdrop-filter: blur(14px);
  background: linear-gradient(to bottom, rgba(11, 15, 25, .78), rgba(11, 15, 25, .35));
  border-bottom: 1px solid rgba(255, 255, 255, .08);
}

.logo {
  display: flex;
  gap: 10px;
  align-items: center;
  font-weight: 800;
  letter-spacing: -.4px;
  font-size: 1.08rem;
}

.logo-dot {
  color: transparent;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  background-clip: text;
  font-size: 1.2rem;
}

.nav {
  display: flex;
  gap: 18px;
  align-items: center;
}

.nav a {
  font-size: .95rem;
  opacity: .8;
  transition: opacity .2s ease, transform .2s ease;
}

.nav a:hover {
  opacity: 1;
  transform: translateY(-1px);
}

.nav-ghost {
  opacity: .9;
}

.topbar-cta {
  display: flex;
  gap: 10px;
  align-items: center;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255, 255, 255, .12);
  border-radius: 14px;
  background: rgba(255, 255, 255, .04);
  padding: 10px;
}

.nav-toggle span {
  display: block;
  height: 2px;
  background: rgba(255, 255, 255, .7);
  margin: 6px 0;
  border-radius: 999px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 10px 16px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, .14);
  background: rgba(255, 255, 255, .04);
  transition: transform .18s ease, background .18s ease, border-color .18s ease, box-shadow .18s ease;
  font-weight: 600;
}

.btn:hover {
  transform: translateY(-1px);
  border-color: rgba(255, 255, 255, .22);
  background: rgba(255, 255, 255, .06);
}

.btn-primary {
  border: none;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  box-shadow: 0 14px 34px rgba(59, 130, 246, .22);
}

.btn-primary:hover {
  box-shadow: 0 16px 42px rgba(139, 92, 246, .28);
}

.btn-ghost {
  background: rgba(255, 255, 255, .03);
}

.btn-lg {
  padding: 14px 20px;
  font-size: 1.02rem;
}

/* Hero */
.hero {
  padding: 84px 0 52px;
  text-align: center;
  position: relative;
}

.hero h1 {
  font-size: clamp(2.6rem, 5vw, 4.2rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -.8px;
  margin: 18px auto 16px;
  max-width: 980px;
}

.grad {
  background: linear-gradient(135deg, #fff 0%, #cbd5e1 40%, rgba(255, 255, 255, .78) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-lead {
  color: var(--muted);
  font-size: 1.18rem;
  max-width: 760px;
  margin: 0 auto 26px;
}

.hero-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

.hero-badge {
  display: flex;
  gap: 10px;
  justify-content: center;
  align-items: center;
  color: rgba(255, 255, 255, .86);
  font-size: .92rem;
  opacity: .92;
}

.badge-pill {
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, .05);
  border: 1px solid rgba(255, 255, 255, .10);
}

.badge-dot {
  width: 5px;
  height: 5px;
  border-radius: 999px;
  background: rgba(255, 255, 255, .55);
}

.badge-sub {
  color: rgba(255, 255, 255, .75);
}

.hero-proof {
  margin: 26px auto 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  max-width: 920px;
}

.proof-card {
  background: rgba(255, 255, 255, .04);
  border: 1px solid rgba(255, 255, 255, .12);
  border-radius: 18px;
  padding: 14px 14px;
  backdrop-filter: blur(10px);
}

.proof-k {
  font-weight: 700;
  font-size: .92rem;
}

.proof-v {
  color: var(--muted);
  font-size: .92rem;
  margin-top: 4px;
}

.hero-compat {
  margin-top: 18px;
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
}

.chip {
  border: 1px solid rgba(255, 255, 255, .12);
  background: rgba(255, 255, 255, .04);
  border-radius: 999px;
  padding: 7px 12px;
  font-size: .92rem;
  color: rgba(255, 255, 255, .82);
}

.chip-ic {
  margin-right: 6px;
}

/* Sections */
.section {
  padding: 56px 0;
}

.section-head {
  text-align: center;
  margin-bottom: 22px;
}

.section-head h2 {
  font-size: clamp(1.8rem, 3.2vw, 2.4rem);
  letter-spacing: -.5px;
}

.section-head p {
  color: var(--muted);
  max-width: 720px;
  margin: 10px auto 0;
}

.grid {
  margin-top: 26px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.card {
  background: linear-gradient(180deg, rgba(255, 255, 255, .055), rgba(255, 255, 255, .03));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px 20px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
  transition: transform .2s ease, border-color .2s ease, background .2s ease;
}

.card:hover {
  transform: translateY(-3px);
  border-color: var(--border2);
  background: linear-gradient(180deg, rgba(255, 255, 255, .065), rgba(255, 255, 255, .03));
}

.card h3 {
  font-size: 1.1rem;
  margin-top: 12px;
}

.card p {
  color: var(--muted);
  margin-top: 8px;
  font-size: .98rem;
}

.card-ic {
  width: 44px;
  height: 44px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, .14);
  background: rgba(255, 255, 255, .05);
}

.ic {
  width: 22px;
  height: 22px;
  stroke: rgba(255, 255, 255, .86);
}

.section-foot {
  margin-top: 20px;
}

.pill-row {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
}

.pill {
  padding: 7px 12px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, .12);
  background: rgba(255, 255, 255, .03);
  color: rgba(255, 255, 255, .76);
  font-size: .92rem;
}

/* Steps */
.steps {
  margin-top: 22px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.step-n {
  width: 34px;
  height: 34px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, rgba(59, 130, 246, .28), rgba(139, 92, 246, .20));
  border: 1px solid rgba(255, 255, 255, .12);
  font-weight: 800;
}

/* Callout */
.callout {
  margin-top: 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 16px 16px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, .04);
  border: 1px solid rgba(255, 255, 255, .12);
}

.callout-ic {
  font-size: 1.2rem;
}

.callout-txt {
  color: rgba(255, 255, 255, .86);
}

.callout .muted {
  color: var(--muted);
}

/* Gallery */
.gallery {
  margin-top: 22px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.shot {
  border: 1px solid rgba(255, 255, 255, .12);
  background: rgba(255, 255, 255, .03);
  border-radius: var(--radius2);
  overflow: hidden;
  cursor: pointer;
  text-align: left;
  box-shadow: var(--shadow);
}

.shot img {
  width: 100%;
  display: block;
  aspect-ratio: 16/10;
  object-fit: cover;
}

.shot-cap {
  display: block;
  padding: 12px 14px;
  color: rgba(255, 255, 255, .82);
}

.gallery-note {
  margin-top: 12px;
  text-align: center;
  color: var(--muted);
  font-size: .96rem;
}

/* FAQ */
.faq {
  margin-top: 18px;
  display: grid;
  gap: 10px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.faq-item {
  border-radius: var(--radius);
  border: 1px solid rgba(255, 255, 255, .12);
  background: rgba(255, 255, 255, .03);
  padding: 14px 16px;
}

.faq-item summary {
  cursor: pointer;
  font-weight: 700;
}

.faq-body {
  margin-top: 10px;
  color: var(--muted);
}

/* Final CTA */
.final {
  padding: 60px 0 70px;
}

.final-inner {
  text-align: center;
  border-radius: var(--radius2);
  border: 1px solid rgba(255, 255, 255, .14);
  background: linear-gradient(135deg, rgba(59, 130, 246, .12), rgba(139, 92, 246, .08));
  padding: 34px 18px;
}

.final h2 {
  font-size: clamp(1.8rem, 3vw, 2.3rem);
  letter-spacing: -.5px;
}

.final p {
  color: var(--muted);
  margin: 10px auto 18px;
}

/* Footer */
.footer {
  border-top: 1px solid rgba(255, 255, 255, .10);
  padding: 34px 0 44px;
  margin-top: 18px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr .8fr 1fr;
  gap: 18px;
  align-items: start;
}

.footer-logo {
  margin-bottom: 10px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.muted {
  color: var(--muted);
}

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, .72);
  z-index: 100;
  padding: 22px;
}

.lightbox.is-open {
  display: flex;
}

.lightbox-img {
  width: min(1100px, 92vw);
  height: auto;
  border-radius: 22px;
  border: 1px solid rgba(255, 255, 255, .14);
  box-shadow: 0 22px 70px rgba(0, 0, 0, .55);
}

.lightbox-close {
  position: absolute;
  top: 16px;
  right: 18px;
  width: 44px;
  height: 44px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, .16);
  background: rgba(255, 255, 255, .06);
  color: rgba(255, 255, 255, .9);
  font-size: 24px;
  cursor: pointer;
}

/* Reveal animation */
.reveal {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity .6s ease, transform .6s ease;
}

.reveal.is-in {
  opacity: 1;
  transform: translateY(0);
}

/* Mobile */
@media (max-width: 980px) {
  .grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .hero {
    padding: 68px 0 42px;
  }

  .hero-proof {
    grid-template-columns: 1fr;
  }

  .grid {
    grid-template-columns: 1fr;
  }

  .steps {
    grid-template-columns: 1fr;
  }

  .gallery {
    grid-template-columns: 1fr;
  }

  .nav {
    display: none;
    position: absolute;
    top: 68px;
    right: 0;
    left: 0;
    padding: 12px 16px;
    background: rgba(11, 15, 25, .92);
    border-bottom: 1px solid rgba(255, 255, 255, .10);
  }

  .nav.is-open {
    display: flex;
    flex-direction: column;
    gap: 12px;
  }

  .nav-toggle {
    display: inline-block;
  }
}