/* ==========================================================================
   NOVACHI GROUP — CORE DESIGN SYSTEM
   Three premium palette variants, executive typography, motion system
   ========================================================================== */

/* --- IMPORT DISTINCTIVE TYPOGRAPHY --- */
@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,300;0,9..144,400;0,9..144,500;0,9..144,600;0,9..144,700;0,9..144,800;0,9..144,900;1,9..144,400&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Geist:wght@300;400;500;600;700;800;900&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Geist+Mono:wght@400;500;600&display=swap');

/* ==========================================================================
   PALETTE VARIANT A — EXECUTIVE (Deep Navy + Royal Sapphire + Shining Gold)
   Wall Street credibility. Dominant color on the site by default.
   ========================================================================== */
:root,
[data-palette="executive"] {
  --nv-bg: #030A1F;
  --nv-bg-elevated: #081538;
  --nv-bg-soft: #0D1F4A;
  --nv-surface: #142B60;
  --nv-border: rgba(230, 190, 105, 0.22);
  --nv-border-strong: rgba(230, 190, 105, 0.45);

  --nv-primary: #0A1F6C;           /* deep navy - richer */
  --nv-primary-deep: #020826;
  --nv-accent: #2563EB;             /* royal sapphire - brighter */
  --nv-accent-bright: #4F8BFF;
  --nv-gold: #E6BE69;                /* shining gold, saturated */
  --nv-gold-bright: #F5D98A;

  --nv-text: #FAF5E6;
  --nv-text-dim: #C4C8D8;
  --nv-text-muted: #8288A3;
  --nv-text-gold: #F5D98A;

  --nv-success: #14E0B8;
  --nv-warn: #FFB020;
  --nv-danger: #FF5864;

  --nv-glow-primary: 0 0 50px rgba(37, 99, 235, 0.45);
  --nv-glow-gold: 0 0 40px rgba(230, 190, 105, 0.55);
  --nv-gradient-hero: radial-gradient(ellipse at top, #142B60 0%, #030A1F 55%, #020826 100%);
  --nv-gradient-gold: linear-gradient(135deg, #E6BE69 0%, #F5D98A 50%, #E6BE69 100%);
  --nv-gradient-sapphire: linear-gradient(135deg, #0A1F6C 0%, #2563EB 100%);
}

/* ==========================================================================
   PALETTE VARIANT B — SILICON (Midnight + Electric Cyan + Shining Gold)
   Tech-forward. Silicon Valley energy.
   ========================================================================== */
[data-palette="silicon"] {
  --nv-bg: #020617;
  --nv-bg-elevated: #070F28;
  --nv-bg-soft: #0C1836;
  --nv-surface: #122048;
  --nv-border: rgba(52, 224, 255, 0.22);
  --nv-border-strong: rgba(52, 224, 255, 0.48);

  --nv-primary: #0C1836;
  --nv-primary-deep: #020617;
  --nv-accent: #34E0FF;             /* electric cyan brighter */
  --nv-accent-bright: #7EF0FF;
  --nv-gold: #E6B826;                /* deeper gold */
  --nv-gold-bright: #FFD84A;

  --nv-text: #EEF4FF;
  --nv-text-dim: #B0C0DE;
  --nv-text-muted: #6E7DA0;
  --nv-text-gold: #FFD84A;

  --nv-success: #12D997;
  --nv-warn: #FFA500;
  --nv-danger: #FF4757;

  --nv-glow-primary: 0 0 50px rgba(52, 224, 255, 0.5);
  --nv-glow-gold: 0 0 40px rgba(230, 184, 38, 0.55);
  --nv-gradient-hero: radial-gradient(ellipse at top, #122048 0%, #020617 60%, #000510 100%);
  --nv-gradient-gold: linear-gradient(135deg, #E6B826 0%, #FFD84A 50%, #E6B826 100%);
  --nv-gradient-sapphire: linear-gradient(135deg, #0C1836 0%, #34E0FF 100%);
}

/* ==========================================================================
   PALETTE VARIANT C — REGAL (Deep Navy + Royal Purple + Shining Gold)
   Distinctive. Premium. Unmistakable.
   ========================================================================== */
[data-palette="regal"] {
  --nv-bg: #060324;
  --nv-bg-elevated: #100D3A;
  --nv-bg-soft: #18154D;
  --nv-surface: #221F62;
  --nv-border: rgba(245, 215, 110, 0.25);
  --nv-border-strong: rgba(245, 215, 110, 0.5);

  --nv-primary: #18154D;
  --nv-primary-deep: #060324;
  --nv-accent: #8B3FFF;             /* richer royal purple */
  --nv-accent-bright: #B47EFF;
  --nv-gold: #E6BE69;
  --nv-gold-bright: #FADB86;

  --nv-text: #F9F2FF;
  --nv-text-dim: #CFC1EA;
  --nv-text-muted: #8074AA;
  --nv-text-gold: #FADB86;

  --nv-success: #12D997;
  --nv-warn: #FFA500;
  --nv-danger: #FF4757;

  --nv-glow-primary: 0 0 55px rgba(139, 63, 255, 0.55);
  --nv-glow-gold: 0 0 40px rgba(230, 190, 105, 0.55);
  --nv-gradient-hero: radial-gradient(ellipse at top, #221F62 0%, #060324 60%, #03001A 100%);
  --nv-gradient-gold: linear-gradient(135deg, #E6BE69 0%, #FADB86 50%, #E6BE69 100%);
  --nv-gradient-sapphire: linear-gradient(135deg, #18154D 0%, #8B3FFF 100%);
}

/* ==========================================================================
   KIDS THEME — for product pages (LoopUps, Digital Defender, Afolktale)
   Used when kids toggle colors. Applied via [data-kids-theme] on <body>.
   ========================================================================== */
[data-kids-theme="sunset"]   { --kids-bg: #FFF4E6; --kids-primary: #FF6B6B; --kids-accent: #FFA94D; --kids-text: #2B1810; }
[data-kids-theme="ocean"]    { --kids-bg: #E3F9FF; --kids-primary: #0EA5E9; --kids-accent: #06B6D4; --kids-text: #082F49; }
[data-kids-theme="forest"]   { --kids-bg: #F0FDF4; --kids-primary: #16A34A; --kids-accent: #65A30D; --kids-text: #14532D; }
[data-kids-theme="bubblegum"]{ --kids-bg: #FDF2F8; --kids-primary: #EC4899; --kids-accent: #F472B6; --kids-text: #500724; }
[data-kids-theme="sunshine"] { --kids-bg: #FEFCE8; --kids-primary: #EAB308; --kids-accent: #F59E0B; --kids-text: #422006; }
[data-kids-theme="lavender"] { --kids-bg: #F5F3FF; --kids-primary: #8B5CF6; --kids-accent: #A78BFA; --kids-text: #2E1065; }

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

html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }

body {
  font-family: 'Geist', -apple-system, sans-serif;
  background: var(--nv-bg);
  color: var(--nv-text);
  line-height: 1.65;
  overflow-x: hidden;
  min-height: 100vh;
}

/* Ambient background texture — subtle grain for depth */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ==========================================================================
   TYPOGRAPHY SCALE — Fraunces display + Manrope body
   ========================================================================== */
h1, h2, h3, h4, h5 {
  font-family: 'Fraunces', Georgia, serif;
  font-weight: 500;
  font-variation-settings: "opsz" 144, "SOFT" 50;
  letter-spacing: -0.02em;
  line-height: 1.05;
  color: var(--nv-text);
}

h1 { font-size: clamp(2.75rem, 6vw, 5.5rem); font-weight: 400; }
h2 { font-size: clamp(2rem, 4vw, 3.5rem); font-weight: 500; }
h3 { font-size: clamp(1.5rem, 2.5vw, 2.25rem); font-weight: 500; }
h4 { font-size: clamp(1.2rem, 1.6vw, 1.5rem); font-weight: 600; }

.serif { font-family: 'Fraunces', serif; }
.mono  { font-family: 'Geist Mono', monospace; font-size: 0.85em; letter-spacing: 0; }

.eyebrow {
  font-family: 'Geist Mono', monospace;
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--nv-text-gold);
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
}
.eyebrow::before {
  content: "";
  width: 2rem;
  height: 1px;
  background: var(--nv-gold);
}

.italic-serif { font-family: 'Fraunces', serif; font-style: italic; font-weight: 400; }

p { color: var(--nv-text-dim); font-size: 1.0625rem; }

a { color: inherit; text-decoration: none; transition: color 0.3s ease; }

/* ==========================================================================
   LAYOUT UTILITIES
   ========================================================================== */
.container {
  width: 100%;
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 1.75rem;
  position: relative;
  z-index: 1;
}

.container-narrow { max-width: 960px; }
.container-wide   { max-width: 1480px; }

section { padding: clamp(3rem, 6vw, 5rem) 0; position: relative; }
section.tight { padding: clamp(2rem, 3.5vw, 3rem) 0; }

.grid { display: grid; gap: 2rem; }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }

.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.gap-sm { gap: 0.75rem; } .gap-md { gap: 1.5rem; } .gap-lg { gap: 2.5rem; }

.text-center { text-align: center; }
.mx-auto    { margin-left: auto; margin-right: auto; }

/* ==========================================================================
   BUTTONS
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 1rem 1.75rem;
  font-family: 'Geist', sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  border: 1px solid transparent;
  border-radius: 2px;
  cursor: pointer;
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  text-decoration: none;
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}

.btn-primary {
  background: var(--nv-gradient-gold);
  color: var(--nv-primary-deep);
  box-shadow: var(--nv-glow-gold);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(200, 165, 90, 0.5);
}

.btn-outline {
  background: transparent;
  color: var(--nv-text);
  border-color: var(--nv-border-strong);
}
.btn-outline:hover {
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--nv-gold);
  color: var(--nv-text-gold);
}

.btn-ghost {
  background: transparent;
  color: var(--nv-text-dim);
  padding: 0.6rem 1rem;
}
.btn-ghost:hover { color: var(--nv-text-gold); }

.btn-arrow::after {
  content: "→";
  transition: transform 0.3s ease;
  font-size: 1.1em;
}
.btn-arrow:hover::after { transform: translateX(4px); }

/* ==========================================================================
   CARDS + SURFACES
   ========================================================================== */
.card {
  background: linear-gradient(180deg, var(--nv-bg-elevated) 0%, var(--nv-bg-soft) 100%);
  border: 1px solid var(--nv-border);
  border-radius: 4px;
  padding: 2rem;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}
.card::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--nv-gold), transparent);
  opacity: 0;
  transition: opacity 0.4s ease;
}
.card:hover {
  transform: translateY(-4px);
  border-color: var(--nv-border-strong);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}
.card:hover::before { opacity: 1; }

.card-feature {
  padding: 2.5rem 2rem;
  min-height: 240px;
  display: flex;
  flex-direction: column;
}

/* ==========================================================================
   HORIZONTAL RULES / DIVIDERS
   ========================================================================== */
.divider-gold {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--nv-gold), transparent);
  border: none;
  margin: 3rem auto;
  max-width: 400px;
}

.rule-numeric {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  font-family: 'Geist Mono', monospace;
  font-size: 0.72rem;
  color: var(--nv-text-muted);
  letter-spacing: 0.15em;
}
.rule-numeric::before,
.rule-numeric::after {
  content: "";
  height: 1px;
  flex: 1;
  background: var(--nv-border);
  min-width: 2rem;
}

/* ==========================================================================
   BADGES + PILLS
   ========================================================================== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.9rem;
  font-family: 'Geist Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  background: rgba(200, 165, 90, 0.08);
  border: 1px solid var(--nv-border);
  border-radius: 100px;
  color: var(--nv-text-gold);
}
.badge-dot::before {
  content: "";
  width: 6px; height: 6px;
  background: var(--nv-gold-bright);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--nv-gold);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* ==========================================================================
   MOTION
   ========================================================================== */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.9s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.9s cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal.in { opacity: 1; transform: none; }

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

@keyframes float {
  0%, 100% { transform: translateY(0) rotate(0); }
  50%      { transform: translateY(-12px) rotate(1deg); }
}

@keyframes shimmer {
  0%   { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

.shimmer-text {
  background: linear-gradient(90deg, var(--nv-gold) 0%, var(--nv-gold-bright) 50%, var(--nv-gold) 100%);
  background-size: 200% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: shimmer 4s linear infinite;
}

/* ==========================================================================
   SCROLLBAR
   ========================================================================== */
::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--nv-bg); }
::-webkit-scrollbar-thumb { background: var(--nv-surface); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: var(--nv-gold); }

/* ==========================================================================
   TEXT SELECTION
   ========================================================================== */
::selection { background: var(--nv-gold); color: var(--nv-primary-deep); }

/* ==========================================================================
   ACCESSIBILITY
   ========================================================================== */
:focus-visible {
  outline: 2px solid var(--nv-gold-bright);
  outline-offset: 3px;
  border-radius: 2px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

/* ==========================================================================
   RESPONSIVE UTILITIES
   ========================================================================== */
.hide-mobile { display: initial; }
.show-mobile { display: none; }

@media (max-width: 768px) {
  .hide-mobile { display: none; }
  .show-mobile { display: initial; }
  section { padding: 4rem 0; }
  .card { padding: 1.5rem; }
}