/* =============================================================
   Sky & Me V1 — Base styles
   Shared by index.html and confirmation.html
   ============================================================= */

/* ── Reset & scroll ──────────────────────────────────────────── */
html, body {
  scroll-behavior: smooth;
}

/* ── Background ──────────────────────────────────────────────── */
body {
  background: linear-gradient(170deg,
    #02060e 0%,
    #081830 25%,
    #181048 52%,
    #5a1e54 72%,
    #ac4448 88%,
    #d86030 100%
  );
  background-attachment: fixed;
  min-height: 100vh;
  color: white;
  font-family: 'Inter', sans-serif;
}

/* ── Glass card ──────────────────────────────────────────────── */
.glass-card {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

/* ── Brand colours ───────────────────────────────────────────── */
.text-rose-gold { color: #B76E79; }
.bg-rose-gold   { background-color: #B76E79; }

/* ── Star canvas ─────────────────────────────────────────────── */
#star-canvas {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

/* ── Background orbs ─────────────────────────────────────────── */
.orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(100px);
  pointer-events: none;
  z-index: 0;
}

.orb-1 {
  width: 500px;
  height: 500px;
  top: -100px;
  left: -100px;
  background: radial-gradient(circle, rgba(8, 24, 48, 0.8) 0%, transparent 70%);
}

.orb-2 {
  width: 400px;
  height: 400px;
  bottom: 10%;
  right: -80px;
  background: radial-gradient(circle, rgba(172, 68, 72, 0.25) 0%, transparent 70%);
}

/* ── Material Symbols fill variants ──────────────────────────── */
.icon-filled  { font-variation-settings: "FILL" 1, "wght" 400, "GRAD" 0, "opsz" 24; }
.icon-outlined { font-variation-settings: "FILL" 0, "wght" 300, "GRAD" 0, "opsz" 24; }

/* ── Navigation ──────────────────────────────────────────────── */
.site-nav {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 50;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1.5rem;
  max-width: 64rem;
  margin-left: auto;
  margin-right: auto;
  left: 50%;
  transform: translateX(-50%);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: white;
  font-weight: 700;
  font-size: 1.125rem;
  letter-spacing: -0.01em;
  text-decoration: none;
  user-select: none;
}

.nav-logo-cloud {
  font-size: 1.5rem;
  line-height: 1;
}

.nav-cta {
  display: inline-block;
  background-color: #B76E79;
  color: white;
  padding: 0.625rem 1.25rem;
  border-radius: 9999px;
  font-weight: 600;
  font-size: 0.875rem;
  text-decoration: none;
  transition: opacity 0.2s, transform 0.15s;
}

.nav-cta:hover  { opacity: 0.85; }
.nav-cta:active { transform: scale(0.95); }

/* ── Social icons ────────────────────────────────────────────── */
.social-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 9999px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.04);
  transition: background 0.2s, border-color 0.2s, transform 0.2s;
  cursor: pointer;
  text-decoration: none;
}

.social-icon:hover {
  background: rgba(183, 110, 121, 0.15);
  border-color: rgba(183, 110, 121, 0.4);
  transform: translateY(-2px);
}

.social-icon svg {
  width: 18px;
  height: 18px;
  fill: rgba(255, 255, 255, 0.6);
}

.social-icon:hover svg { fill: #B76E79; }

/* ── Site footer ─────────────────────────────────────────────── */
.site-footer {
  position: relative;
  z-index: 10;
  padding-bottom: 2.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.footer-social {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.footer-copy {
  color: rgba(255, 255, 255, 0.15);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* ── Shared entrance animations ──────────────────────────────── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

.fade-up-1 { opacity: 0; animation: fadeUp 1s cubic-bezier(0.16, 1, 0.3, 1) 0.10s forwards; }
.fade-up-2 { opacity: 0; animation: fadeUp 1s cubic-bezier(0.16, 1, 0.3, 1) 0.30s forwards; }
.fade-up-3 { opacity: 0; animation: fadeUp 1s cubic-bezier(0.16, 1, 0.3, 1) 0.50s forwards; }
.fade-up-4 { opacity: 0; animation: fadeUp 1s cubic-bezier(0.16, 1, 0.3, 1) 0.70s forwards; }
.fade-up-5 { opacity: 0; animation: fadeUp 1s cubic-bezier(0.16, 1, 0.3, 1) 0.90s forwards; }