/* SK Creations Design System — Plus Jakarta Sans · Aviation Amber */

/* ── RESET ──────────────────────────────────────────────── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

/* ── TOKENS ─────────────────────────────────────────────── */
:root {
  --bg:         #141210;
  --bg-card:    #1C1915;
  --bg-hover:   #242019;
  --amber:      #FFAA33;
  --amber-lt:   #FFBB55;
  --amber-dim:  rgba(255,170,51,.1);
  --cream:      #EDE7DC;
  --text-mid:   #9A9087;
  --text-dim:   #5A5450;
  --ff:         'Plus Jakarta Sans', sans-serif;
  --ease-expo:  cubic-bezier(0.16, 1, 0.3, 1);
  --ease-std:   cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── BASE ───────────────────────────────────────────────── */
html { scroll-behavior: smooth; font-size: 16px; }
body {
  background: var(--bg); color: var(--cream);
  font-family: var(--ff); font-weight: 400; overflow-x: hidden;
}

/* ── SELECTION & SCROLLBAR ──────────────────────────────── */
::selection { background: var(--amber); color: var(--bg); }
::-webkit-scrollbar { width: 3px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--amber); }

/* ── NAV BASE ───────────────────────────────────────────── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
}
.nav-logo {
  font-weight: 800; color: var(--amber);
  letter-spacing: -0.02em; text-decoration: none; line-height: 1;
}
.nav-badge {
  font-size: .68rem; font-weight: 700; letter-spacing: .15em;
  text-transform: uppercase; color: var(--amber);
  border: 1px solid rgba(255,170,51,.3); padding: .28rem .75rem;
}
.nav-back {
  font-size: .78rem; font-weight: 500; letter-spacing: .06em;
  text-transform: uppercase; color: var(--text-mid);
  text-decoration: none; transition: color .2s;
}
.nav-back:hover { color: var(--cream); }

/* ── HAMBURGER ──────────────────────────────────────────── */
.nav-hamburger {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 4px; z-index: 101;
}
.nav-hamburger span {
  display: block; width: 22px; height: 1.5px; background: var(--cream);
  transition: transform .3s var(--ease-std), opacity .3s;
}
.nav-hamburger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ── MOBILE OVERLAY ─────────────────────────────────────── */
.nav-overlay {
  position: fixed; inset: 0; z-index: 99;
  background: rgba(20,18,16,.97);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 2.5rem;
  opacity: 0; pointer-events: none; transition: opacity .3s var(--ease-std);
}
.nav-overlay.open { opacity: 1; pointer-events: all; }
.nav-overlay a {
  font-family: var(--ff); font-size: 2.5rem; font-weight: 700;
  color: var(--cream); text-decoration: none; letter-spacing: -0.02em;
  transition: color .2s;
}
.nav-overlay a:hover, .nav-overlay a:active { color: var(--amber); }
.nav-overlay .btn-primary { font-size: .875rem; margin-top: 1rem; }

/* ── BUTTONS ────────────────────────────────────────────── */
.btn-primary {
  display: inline-block; background: var(--amber); color: var(--bg);
  font-family: var(--ff); font-size: .875rem; font-weight: 700;
  letter-spacing: .08em; text-transform: uppercase; text-decoration: none;
  padding: .9rem 2rem; border: none; cursor: pointer;
  transition: background .25s, transform .2s;
}
.btn-primary:hover { background: var(--amber-lt); transform: translateY(-2px); }
.btn-outline {
  display: inline-block; background: transparent; color: var(--cream);
  font-family: var(--ff); font-size: .875rem; font-weight: 700;
  letter-spacing: .08em; text-transform: uppercase; text-decoration: none;
  padding: .9rem 2rem; border: 1px solid rgba(237,231,220,.2);
  transition: border-color .25s, color .25s, transform .2s; cursor: pointer;
}
.btn-outline:hover { border-color: var(--amber); color: var(--amber); transform: translateY(-2px); }

/* ── KEYFRAMES ──────────────────────────────────────────── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(22px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes spin   { to { transform: rotate(360deg); } }
@keyframes blink  { 50% { opacity: 0; } }

/* ── HERO ENTRANCE ──────────────────────────────────────── */
.anim-fade-up { opacity: 0; animation: fadeUp .85s var(--ease-expo) forwards; }
.delay-1 { animation-delay: .1s; }
.delay-2 { animation-delay: .25s; }
.delay-3 { animation-delay: .4s; }
.delay-4 { animation-delay: .55s; }
.delay-5 { animation-delay: .7s; }
.delay-6 { animation-delay: .85s; }

/* ── SCROLL REVEAL ──────────────────────────────────────── */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity .85s var(--ease-expo), transform .85s var(--ease-expo); }
.reveal.revealed { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: .1s; }
.reveal-delay-2 { transition-delay: .2s; }
.reveal-delay-3 { transition-delay: .3s; }
.reveal-delay-4 { transition-delay: .4s; }
.reveal-delay-5 { transition-delay: .5s; }

/* ── EYEBROW ────────────────────────────────────────────── */
.eyebrow {
  font-size: 11px; font-weight: 600; letter-spacing: .18em;
  text-transform: uppercase; color: var(--amber);
}

/* ── MOBILE: show hamburger ─────────────────────────────── */
@media (max-width: 600px) {
  .nav-hamburger { display: flex; }
}

/* ── FOOTER ─────────────────────────────────────────────── */
footer {
  --amber: #FFAA33; --amber-lt: #FFBB55; --text-mid: #9A9087; --text-dim: #5A5450; --cream: #EDE7DC;
  background: #0E0C0A; padding: 5rem 5vw 2.5rem;
  border-top: 1px solid rgba(255,170,51,.08);
  font-family: 'Plus Jakarta Sans', sans-serif;
}
.footer-main {
  display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 4rem;
  margin-bottom: 4rem; padding-bottom: 4rem;
  border-bottom: 1px solid rgba(255,255,255,.05);
}
.footer-brand-logo {
  font-size: 2.5rem; font-weight: 800; color: var(--amber);
  line-height: 1.2; margin-bottom: 1rem; display: block;
  letter-spacing: -0.02em; text-decoration: none;
}
.footer-tagline { font-size: .82rem; color: var(--text-mid); letter-spacing: .06em; }
.footer-col-title {
  font-size: .75rem; font-weight: 700; letter-spacing: .15em;
  text-transform: uppercase; color: var(--amber); margin-bottom: 1.5rem;
}
.footer-links { list-style: none; display: flex; flex-direction: column; gap: .75rem; }
.footer-links a { font-size: .85rem; color: var(--text-mid); text-decoration: none; transition: color .2s; }
.footer-links a:hover { color: var(--cream); }
.footer-contact p { font-size: .85rem; color: var(--text-mid); margin-bottom: .75rem; }
.footer-contact a { color: var(--text-mid); text-decoration: none; transition: color .2s; }
.footer-contact a:hover { color: var(--amber); }
.footer-social { display: flex; gap: .75rem; margin-top: 1.5rem; }
.social-icon {
  width: 34px; height: 34px; border: 1px solid rgba(255,170,51,.18);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-mid); text-decoration: none; transition: border-color .2s, color .2s;
}
.social-icon:hover { border-color: var(--amber); color: var(--amber); }
.social-icon svg { width: 15px; height: 15px; }
.footer-bottom {
  display: flex; align-items: center; justify-content: space-between;
  font-size: .72rem; color: var(--text-dim); letter-spacing: .06em;
}
.footer-bottom a { color: inherit; text-decoration: none; }
@media (max-width: 900px) { .footer-main { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) {
  .footer-main { grid-template-columns: 1fr; gap: 2.5rem; }
  .footer-bottom { flex-direction: column; gap: .75rem; text-align: center; }
}