/* ════════════════════════════════════════════════════════════
   DEEP CHILL — SHARED STYLES
   Loaded by every page before page-specific stylesheets.
════════════════════════════════════════════════════════════ */

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

img { max-width: 100%; }

:root {
  --p1: #5E7A8C;
  --p2: #7F9FB0;
  --p3: #C9D3DA;
  --p4: #E6E6E6;
  --dark: #27343c;
  --white: #ffffff;
  --font: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
}

html { scroll-behavior: smooth; }

a, button, summary, [role="button"] {
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

@keyframes pageFadeIn {
  from { opacity: 0; transform: translateY(5px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeUp {
  from { opacity: 0; }
  to   { opacity: 1; }
}

body {
  font-family: var(--font);
  font-weight: 300;
  overflow-x: hidden;
  color: var(--dark);
  -webkit-font-smoothing: antialiased;
  animation: pageFadeIn 0.38s ease both;
}

/* ════════════════════════════
   HEADER
════════════════════════════ */
header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 40px;
  height: 72px;
  background: rgba(10,18,22,0.72);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.04);
  transition: background 0.3s, border-bottom-color 0.3s;
}

header.scrolled {
  background: rgba(10,18,22,0.92);
  border-bottom-color: rgba(255,255,255,0.08);
}

.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.logo-img {
  height: 44px;
  width: auto;
  display: block;
  object-fit: contain;
}

.logo-text {
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: #fff;
  display: none;
}

nav { display: flex; gap: 20px; align-items: center; }

nav a {
  font-size: 0.72rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  color: rgba(255,255,255,0.82);
  text-decoration: none;
  transition: color 0.25s;
  white-space: nowrap;
  position: relative;
}
nav a::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0;
  width: 0; height: 1px;
  background: rgba(255,255,255,0.5);
  transition: width 0.3s ease;
}
nav a:hover { color: #fff; }
nav a:hover::after { width: 100%; }

.nav-cta {
  background: var(--p1);
  color: #fff;
  padding: 8px 20px;
  font-weight: 500;
  letter-spacing: 0.06em;
  border-radius: 2px;
  transition: background 0.2s;
}
.nav-cta:hover { background: var(--p2); }
.nav-cta::after { display: none; }

.nav-promo {
  color: #c9a84c;
  border: 1px solid rgba(201,168,76,0.35);
  padding: 6px 14px;
  border-radius: 2px;
  transition: color 0.2s, border-color 0.2s;
}
.nav-promo:hover { color: #ddb95e; border-color: rgba(201,168,76,0.65); }
.nav-promo::after { display: none; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  z-index: 101;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 1px;
  background: #fff;
  transition: all 0.25s;
}

/* ════════════════════════════
   MOBILE NAV — SLIDE-IN DRAWER
════════════════════════════ */
@media (max-width: 720px) {
  /* Solid header — no backdrop-filter (scroll jitter fix).
     No will-change:transform here: it would make header a containing block
     for position:fixed descendants, breaking the nav overlay. */
  header {
    padding: 0 20px;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    background: rgba(10,18,22,0.95);
  }
  header.scrolled { background: rgba(10,18,22,0.98); }

  .nav-toggle {
    display: flex;
    position: relative;
    z-index: 201;
  }

  /* Hamburger → X */
  .nav-toggle[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
  }
  .nav-toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
  }
  .nav-toggle[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
  }

  /* Dim backdrop — sits above page content, below header */
  body.nav-open::before {
    content: '';
    position: fixed;
    inset: 0;
    z-index: 50;
    background: rgba(0,0,0,0.45);
  }

  /* Right-side drawer */
  nav {
    display: flex;
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    left: auto;
    width: min(300px, 85vw);
    z-index: 200;
    flex-direction: column;
    align-items: stretch;
    padding: 84px 28px 40px;
    gap: 0;
    background: #0d1920;
    box-shadow: -16px 0 48px rgba(0,0,0,0.55);
    transform: translateX(110%);
    transition: transform 0.28s cubic-bezier(0.4, 0, 0.2, 1);
    overflow-y: auto;
  }
  nav.nav-open { transform: translateX(0); }

  nav a {
    display: block;
    font-size: 0.88rem;
    font-weight: 400;
    letter-spacing: 0.08em;
    color: rgba(255,255,255,0.65);
    padding: 16px 0;
    border-bottom: 1px solid rgba(255,255,255,0.07);
    text-align: left;
    transition: color 0.15s;
  }
  nav a:hover,
  nav a:active { color: #fff; }
  nav a::after { display: none; }

  .nav-promo {
    color: #c9a84c;
    background: none;
    border: none;
    border-bottom: 1px solid rgba(255,255,255,0.07);
    border-radius: 0;
    padding: 16px 0;
    letter-spacing: 0.08em;
    text-align: left;
  }
  .nav-promo:hover { color: #ddb95e; border-color: rgba(255,255,255,0.07); }

  .nav-cta {
    display: block;
    background: var(--p1);
    color: #fff;
    border: none;
    border-radius: 6px;
    padding: 14px 20px;
    text-align: center;
    margin-top: 20px;
    letter-spacing: 0.1em;
    font-weight: 500;
  }
  .nav-cta:hover { background: var(--p2); }
}

/* ── Scroll reveal (used on every page) ────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ── Pricing: two-tier standard / partner pricing ── */
.pricing-tiers {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin: 12px 0 8px;
  width: 100%;
  text-align: center;
}

.pricing-tier-row {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid rgba(39,52,60,0.08);
}

.pricing-tier-row:last-child {
  border-bottom: none;
}

.pricing-tier-label {
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(39,52,60,0.45);
  margin-bottom: 4px;
}

.pricing-tier-amount {
  font-size: 2.2rem;
  font-weight: 300;
  letter-spacing: -0.02em;
  color: var(--dark);
  line-height: 1;
}

.pricing-tier-amount span {
  font-size: 0.8rem;
  font-weight: 300;
  color: rgba(39,52,60,0.4);
  letter-spacing: 0.04em;
}

.pricing-tier-row--partner .pricing-tier-label {
  color: var(--p1);
}

.pricing-tier-row--partner .pricing-tier-amount {
  font-size: 2.6rem;
}

.pricing-tier-note {
  font-size: 0.68rem;
  color: rgba(39,52,60,0.45);
  margin-top: 4px;
  font-style: italic;
}