/* NUVÈL — Premium-Tech Hybrid for futurewithki automation services */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;1,300;1,400&family=DM+Sans:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  /* Brand colors */
  --navy: #111d4a;
  --navy-deep: #0a1230;
  --navy-soft: #1a2960;
  --gold: #c9a84c;
  --gold-light: #e8c97e;
  --gold-soft: #d8b96b;
  --cream: #faf8f3;
  --cream-2: #f5f1e6;
  --stone: #9b9790;
  --stone-light: #c9c5bd;
  --line: rgba(17, 29, 74, 0.12);
  --line-strong: rgba(17, 29, 74, 0.22);

  /* Active accent (mutable via tweaks) */
  --accent: var(--gold);
  --accent-light: var(--gold-light);

  /* Theme surfaces (mutable for dark mode) */
  --bg: var(--cream);
  --bg-2: var(--cream-2);
  --fg: var(--navy);
  --fg-soft: rgba(17, 29, 74, 0.7);
  --fg-mute: rgba(17, 29, 74, 0.5);
  --card: #ffffff;
  --card-line: var(--line);

  /* Type */
  --serif: 'Cormorant Garamond', 'Times New Roman', serif;
  --sans: 'DM Sans', system-ui, -apple-system, sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, monospace;
}

[data-theme="dark"] {
  --bg: var(--navy);
  --bg-2: var(--navy-deep);
  --fg: var(--cream);
  --fg-soft: rgba(250, 248, 243, 0.72);
  --fg-mute: rgba(250, 248, 243, 0.48);
  --card: rgba(255, 255, 255, 0.04);
  --card-line: rgba(232, 201, 126, 0.18);
  --line: rgba(232, 201, 126, 0.14);
  --line-strong: rgba(232, 201, 126, 0.28);
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--sans);
  font-weight: 400;
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  transition: background 0.6s ease, color 0.6s ease;
}

/* ========== TYPE ========== */
.serif { font-family: var(--serif); font-weight: 300; }
.serif-italic { font-family: var(--serif); font-weight: 300; font-style: italic; }
.label {
  font-family: var(--sans);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--fg-soft);
}
.mono {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.02em;
}
.eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.eyebrow::before {
  content: "";
  width: 28px;
  height: 1px;
  background: var(--accent);
}

h1, h2, h3 { font-family: var(--serif); font-weight: 300; letter-spacing: 0.005em; line-height: 1.05; }
h1 { font-size: clamp(44px, 5.4vw, 84px); }
h2 { font-size: clamp(36px, 3.8vw, 56px); }
h3 { font-size: clamp(22px, 1.8vw, 30px); }

/* ========== LAYOUT ========== */
.container { max-width: 1320px; margin: 0 auto; padding: 0 40px; }
.section { padding: 120px 0; position: relative; }
.section-tight { padding: 80px 0; }

.section-head {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 80px;
  margin-bottom: 80px;
  align-items: end;
}
.section-head .meta { display: flex; flex-direction: column; gap: 18px; }
.section-num {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--fg-mute);
}

@media (max-width: 880px) {
  .section { padding: 80px 0; }
  .container { padding: 0 24px; }
  .section-head { grid-template-columns: 1fr; gap: 24px; margin-bottom: 48px; }
  h1 { font-size: 44px; }
  h2 { font-size: 36px; }
}

/* ========== NAV ========== */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  border-bottom: 1px solid var(--line);
  transition: all 0.4s ease;
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 40px;
}
.logo {
  display: flex;
  flex-direction: column;
  gap: 2px;
  text-decoration: none;
  color: var(--fg);
}
.logo-mark {
  font-family: var(--serif);
  font-weight: 300;
  font-size: 26px;
  letter-spacing: 0.32em;
  line-height: 1;
}
.logo-mark span { color: var(--accent); }
.logo-est {
  font-family: var(--mono);
  font-size: 8.5px;
  letter-spacing: 0.4em;
  color: var(--fg-mute);
  margin-left: 2px;
}
.nav-links {
  display: flex;
  gap: 40px;
  list-style: none;
}
.nav-links a {
  font-size: 13px;
  color: var(--fg-soft);
  text-decoration: none;
  letter-spacing: 0.04em;
  transition: color 0.2s;
  position: relative;
}
.nav-links a:hover { color: var(--fg); }
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -6px;
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}
.nav-links a:hover::after { transform: scaleX(1); }

@media (max-width: 880px) {
  .nav-inner { padding: 0 20px; height: 64px; }
  .nav-links { display: none; }
}

/* ========== BUTTONS ========== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 16px 28px;
  font-family: var(--sans);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.3s ease;
  background: transparent;
  color: inherit;
  position: relative;
  overflow: hidden;
}
.btn-arrow {
  display: inline-block;
  transition: transform 0.3s ease;
}
.btn:hover .btn-arrow { transform: translateX(4px); }

.btn-primary {
  background: var(--navy);
  color: var(--cream);
  border-color: var(--navy);
}
[data-theme="dark"] .btn-primary {
  background: var(--accent);
  color: var(--navy);
  border-color: var(--accent);
}
.btn-primary:hover {
  background: var(--navy-deep);
  border-color: var(--navy-deep);
}
[data-theme="dark"] .btn-primary:hover {
  background: var(--accent-light);
  border-color: var(--accent-light);
}

.btn-gold {
  background: var(--accent);
  color: var(--navy);
  border-color: var(--accent);
}
.btn-gold:hover {
  background: var(--accent-light);
  border-color: var(--accent-light);
}

.btn-outline {
  background: transparent;
  color: var(--fg);
  border-color: var(--line-strong);
}
.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.btn-ghost {
  background: transparent;
  color: var(--fg);
  border-color: transparent;
  padding-left: 0; padding-right: 0;
}
.btn-ghost::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 8px;
  height: 1px;
  background: var(--accent);
  transform: scaleX(1);
  transform-origin: left;
  transition: transform 0.3s ease;
}
.btn-ghost:hover::after { transform: scaleX(0.6); }

/* ========== CARDS ========== */
.card {
  background: var(--card);
  border: 1px solid var(--card-line);
  padding: 40px 36px;
  transition: all 0.4s ease;
  position: relative;
}
.card:hover {
  border-color: var(--accent);
}
.card-num {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--accent);
  margin-bottom: 24px;
  display: block;
}

/* ========== UTIL ========== */
.divider {
  height: 1px;
  background: var(--line);
  width: 100%;
}
.gold-line {
  width: 40px;
  height: 1px;
  background: var(--accent);
  display: inline-block;
}

/* Subtle entrance animation */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 1s ease, transform 1s ease;
}
.reveal.in {
  opacity: 1;
  transform: translateY(0);
}

/* Selection */
::selection { background: var(--accent); color: var(--navy); }

/* Scrollbar */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bg-2); }
::-webkit-scrollbar-thumb { background: var(--line-strong); border-radius: 0; }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }