/* CSS Variables */
:root {
  --bg: #0c0f13;
  --bg-soft: #12161c;
  --text: #e7ebf0;
  --muted: #b8c0cc;
  --accent: #5de0e6;
  --accent-2: #004aad;
  --card: rgba(255,255,255,0.06);
  --glass: rgba(255,255,255,0.08);
  --border: rgba(255,255,255,0.15);
  --success: #6ee7b7;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, Noto Sans, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  color: var(--text);
  background: linear-gradient(180deg, #0b0d12, #0e141c 40%, #0b0d12);
  line-height: 1.6;
}

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }

.container { width: min(1100px, 92%); margin: 0 auto; }
.center { text-align: center; }
.narrow { max-width: 60ch; margin-inline: auto; }
.small { font-size: .9rem; color: var(--muted); }

/* Header */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: .75rem 1rem; backdrop-filter: saturate(1.2) blur(8px);
  background: linear-gradient(180deg, rgba(12,15,19,.85), rgba(12,15,19,.45));
  border-bottom: 1px solid var(--border);
}
.brand { display: inline-flex; align-items: center; gap: .6rem; font-weight: 700; letter-spacing: .3px; }
.brand-mark { width: 32px; height: 32px; border-radius: 6px; display: block; }
.brand-name { background: linear-gradient(90deg, var(--accent), #a9f1f7); -webkit-background-clip: text; background-clip: text; color: transparent; }

.site-nav { display: flex; gap: 1rem; align-items: center; }
.site-nav a { padding: .5rem .75rem; border-radius: .5rem; color: var(--muted); }
.site-nav a:hover { color: var(--text); background: var(--glass); }

.nav-toggle { display: none; background: none; border: 0; width: 44px; height: 44px; padding: 0; cursor: pointer; }
.nav-toggle span { display: block; height: 2px; background: var(--text); margin: 7px 10px; transition: .3s; }

/* Buttons */
.btn { display: inline-flex; align-items: center; gap: .5rem; border-radius: .75rem; padding: .7rem 1rem; border: 1px solid var(--border); background: var(--glass); color: var(--text); transition: transform .2s ease, background .2s ease, border-color .2s ease; }
.btn:hover { transform: translateY(-1px); border-color: rgba(255,255,255,.35); }
.btn.primary { background: linear-gradient(135deg, var(--accent), #9be7f5); color: #04202a; border-color: transparent; font-weight: 700; }
.btn.primary:hover { filter: brightness(1.05); }
.btn.ghost { background: transparent; }
.btn.small { padding: .5rem .75rem; }
.btn.large { padding: .9rem 1.25rem; font-size: 1.05rem; }

/* Hero */
.hero { position: relative; min-height: 82vh; display: grid; place-items: center; overflow: clip; }
.hero-media { position: absolute; inset: 0; }
.hero-media img { width: 100%; height: 100%; object-fit: cover; filter: saturate(1.05) brightness(.9); transform: scale(1.05); }
.hero-overlay { position: absolute; inset: 0; background: radial-gradient(1200px 600px at 20% 10%, rgba(93,224,230,.25), transparent 60%), linear-gradient(180deg, rgba(2,6,12,.6), rgba(2,6,12,.8)); }
.hero-content { position: relative; padding: 6rem 0; text-align: left; }
.hero h1 { font-size: clamp(2rem, 4vw + 1rem, 4rem); line-height: 1.1; margin: 0 0 1rem; }
.hero h1 .accent { display: block; font-weight: 800; letter-spacing: .2px; background: linear-gradient(90deg, var(--accent), #c1f5ff); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero p { color: var(--muted); font-size: clamp(1rem, 1vw + .7rem, 1.2rem); max-width: 60ch; }
.hero-ctas { display: flex; gap: .75rem; margin-top: 1.25rem; flex-wrap: wrap; }
.badges { display: flex; gap: .5rem; margin-top: 1.25rem; flex-wrap: wrap; }
.badges > div { padding: .35rem .6rem; border-radius: 999px; background: rgba(93,224,230,.12); border: 1px solid rgba(93,224,230,.35); color: #bdf6ff; font-size: .85rem; }

/* Sections */
.section { padding: clamp(3rem, 6vw, 5rem) 0; }
.section-alt { background: linear-gradient(180deg, rgba(255,255,255,0.02), transparent 50%, rgba(255,255,255,0.02)); border-block: 1px solid var(--border); }
.main-offset, main { padding-top: 64px; }
.grid { display: grid; gap: clamp(1rem, 3vw, 2rem); align-items: center; }
.grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.media-card { border-radius: 1rem; overflow: hidden; border: 1px solid var(--border); background: var(--card); box-shadow: 0 30px 60px rgba(0,0,0,.35); }
.media-card img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 16/10; }

.checklist { margin: 1rem 0 0; padding: 0; list-style: none; display: grid; gap: .5rem; }
.checklist li { position: relative; padding-left: 1.6rem; color: var(--muted); }
.checklist li::before { content: "✔"; position: absolute; left: 0; color: var(--success); }

.steps { margin-top: 1rem; }
.step { background: var(--card); border: 1px solid var(--border); padding: 1.25rem; border-radius: 1rem; backdrop-filter: blur(6px); min-height: 160px; box-shadow: 0 15px 35px rgba(0,0,0,.3); }
.step-number { width: 40px; height: 40px; border-radius: 50%; background: linear-gradient(135deg, var(--accent), #9be7f5); color: #04202a; display: grid; place-items: center; font-weight: 800; margin-bottom: .5rem; }
.howto-media { margin-top: 1.5rem; border-radius: 1rem; overflow: hidden; border: 1px solid var(--border); background: var(--card); }
.howto-media img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 16/9; }

.stats { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 1rem; margin-top: 1rem; }
.stat { background: var(--card); border: 1px solid var(--border); border-radius: .9rem; padding: 1rem; text-align: center; }
.stat-value { font-size: 1.8rem; font-weight: 800; background: linear-gradient(90deg, #e9f7ff, #9be7f5); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat-label { color: var(--muted); }
.note { color: var(--muted); font-size: .95rem; margin-top: .75rem; }

.card { background: var(--card); border: 1px solid var(--border); padding: 1.25rem; border-radius: 1rem; min-height: 160px; box-shadow: 0 15px 35px rgba(0,0,0,.3); }

.cta-panel { text-align: center; background: radial-gradient(600px 300px at 50% 0%, rgba(93,224,230,.15), transparent 60%), var(--card); border: 1px solid var(--border); padding: 2rem; border-radius: 1.25rem; box-shadow: 0 30px 60px rgba(0,0,0,.35); }
.hint { color: var(--muted); margin-top: .75rem; }

.faq details { background: var(--card); border: 1px solid var(--border); padding: 1rem 1.1rem; border-radius: .9rem; }
.faq details + details { margin-top: .6rem; }
.faq summary { cursor: pointer; font-weight: 600; }
.faq p { color: var(--muted); margin: .5rem 0 0; }

.contact { list-style: none; padding: 0; margin: 1rem 0; display: grid; gap: .35rem; color: var(--muted); }
.contact a { text-decoration: underline; text-decoration-color: rgba(93,224,230,.5); text-underline-offset: 3px; }
.contact-form { background: var(--card); border: 1px solid var(--border); padding: 1rem; border-radius: 1rem; }
.contact-form h3 { margin-top: 0; }
.contact-form label { display: grid; gap: .35rem; margin: .6rem 0; }
.contact-form input, .contact-form textarea {
  background: rgba(255,255,255,.04);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: .6rem;
  padding: .7rem .8rem;
  font: inherit;
}
.contact-form input:focus, .contact-form textarea:focus { outline: none; border-color: rgba(93,224,230,.7); box-shadow: 0 0 0 3px rgba(93,224,230,.15); }

/* Footer */
.site-footer { border-top: 1px solid var(--border); padding: 2rem 0; background: #0b0f15; }
.footer-brand { font-weight: 800; letter-spacing: .3px; margin-bottom: .5rem; }
.footer-nav { display: flex; gap: .75rem; flex-wrap: wrap; color: var(--muted); }
.footer-nav a { padding: .3rem .5rem; border-radius: .5rem; }
.footer-nav a:hover { background: var(--glass); color: var(--text); }
.legal { margin-top: .75rem; display: flex; gap: .75rem; flex-wrap: wrap; color: var(--muted); }

/* Reveal Animations */
@media (prefers-reduced-motion: no-preference) {
  .reveal { opacity: 0; transform: translateY(12px) scale(.98); will-change: opacity, transform; }
  .reveal.in { opacity: 1; transform: none; transition: opacity .7s ease, transform .7s ease; }
}

/* Responsive */
@media (max-width: 900px) {
  .grid.two { grid-template-columns: 1fr; }
  .grid.three { grid-template-columns: 1fr; }
  .hero { min-height: 74vh; }
  .site-nav { position: fixed; inset: 56px 0 auto 0; background: rgba(12,15,19,.96); backdrop-filter: blur(8px); border-bottom: 1px solid var(--border); padding: .75rem 1rem; transform-origin: top; transform: scaleY(0); opacity: 0; transition: .2s; display: grid; gap: .25rem; }
  .site-nav.open { transform: scaleY(1); opacity: 1; }
  .nav-toggle { display: inline-block; }
}

/* Focus */
:focus-visible { outline: 3px solid rgba(93,224,230,.5); outline-offset: 2px; border-radius: .3rem; }