/* ============================================
   SAMRIDHI CLASSES — DESIGN SYSTEM / THEME
   Warm Study-Vibe • Natural • Academic
   ============================================ */

/* Google Fonts — Scholarly pairing */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,500;0,600;0,700;0,800;0,900;1,400;1,500;1,600;1,700&family=Inter:wght@300;400;500;600;700&display=swap');

:root {
  /* ── Color Palette — Rich Dark Academia Study Vibe ── */
  --color-black: #1A1C19; /* Very dark forest/warm black */
  --color-gold: #D4AF37;
  --color-gold-light: #E8CC6E;
  --color-gold-dark: #B8941E;
  --color-white: #FDF8F0; /* Warm parchment text */
  --color-white-pure: #FFFFFF;
  --color-deep-blue: #151D19; /* Deep sage/forest */
  --color-dark-surface: #222621; /* Dark greenish-grey surface */
  --color-dark-card: #2A2F29;
  --color-dark-border: #3A4238;
  --color-text-muted: #A3AFA0;
  --color-text-secondary: #C5CEC3;
  --color-overlay: rgba(26, 28, 25, 0.85);
  --color-gold-glow: rgba(212, 175, 55, 0.3);
  --color-gold-subtle: rgba(212, 175, 55, 0.08);

  /* Warm accent colors for study vibe */
  --color-warm-cream: #FDF8F0;
  --color-warm-amber: #C8963E;
  --color-warm-brown: #8B6914;
  --color-parchment: #F5EFE0;
  --color-forest: #1B3A2D;
  --color-sage: #4A6741;
  --color-terracotta: #C4704B;
}

/* ── Light Mode (Ultra Luxury Vibe) ── */
[data-theme="light"] {
  --color-black: #FCFBF8; /* Luxurious Soft Cream */
  --color-white: #1A1A1A; /* Deep Charcoal Text */
  --color-white-pure: #111111;
  --color-deep-blue: #F0EBE1; /* Elegant subtle surface */
  --color-dark-surface: #FFFFFF; /* Pure white cards */
  --color-dark-card: #FFFFFF;
  --color-dark-border: #E8E0D0; /* Soft gold/beige border */
  --color-text-muted: #7A7A7A;
  --color-text-secondary: #4A4A4A;
  --color-overlay: rgba(252, 251, 248, 0.95);
  --color-gold: #C5A059; /* Deeper, richer gold for light bg */
  --color-gold-glow: rgba(197, 160, 89, 0.15);
  --color-gold-subtle: rgba(197, 160, 89, 0.08);
}

:root {
  /* ── Typography ── */
  --font-heading: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* ── Type Scale (fluid, clamp-based) ── */
  --text-display: clamp(3rem, 6vw, 5.5rem);
  --text-h1: clamp(2.2rem, 4.5vw, 4rem);
  --text-h2: clamp(1.8rem, 3.5vw, 3rem);
  --text-h3: clamp(1.4rem, 2.5vw, 2rem);
  --text-h4: clamp(1.1rem, 1.8vw, 1.5rem);
  --text-body: clamp(0.95rem, 1.2vw, 1.125rem);
  --text-small: clamp(0.8rem, 1vw, 0.9rem);
  --text-tiny: clamp(0.7rem, 0.85vw, 0.8rem);

  /* ── Letter Spacing ── */
  --ls-tight: -0.02em;
  --ls-normal: 0;
  --ls-wide: 0.05em;
  --ls-wider: 0.1em;
  --ls-widest: 0.2em;

  /* ── Line Heights ── */
  --lh-tight: 1.1;
  --lh-snug: 1.3;
  --lh-normal: 1.6;
  --lh-relaxed: 1.8;

  /* ── Spacing Scale ── */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --space-3xl: 8rem;
  --space-4xl: 12rem;

  /* ── Section Padding ── */
  --section-py: clamp(4rem, 10vw, 12rem);
  --section-px: clamp(1.2rem, 5vw, 5rem);

  /* ── Border Radius ── */
  --radius-sm: 0.375rem;
  --radius-md: 0.75rem;
  --radius-lg: 1.25rem;
  --radius-xl: 2rem;
  --radius-full: 50%;

  /* ── Transitions ── */
  --ease-smooth: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-bounce: cubic-bezier(0.68, -0.55, 0.265, 1.55);
  --ease-luxury: cubic-bezier(0.19, 1, 0.22, 1);
  --duration-fast: 0.2s;
  --duration-normal: 0.4s;
  --duration-slow: 0.8s;
  --duration-slower: 1.2s;

  /* ── Shadows ── */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.5);
  --shadow-gold: 0 4px 30px rgba(212, 175, 55, 0.2);
  --shadow-gold-lg: 0 8px 50px rgba(212, 175, 55, 0.3);

  /* ── Layout ── */
  --max-width: 1200px;
  --max-width-sm: 900px;
  --max-width-xs: 700px;
  --nav-height: 80px;

  /* ── Z-Index Scale ── */
  --z-base: 1;
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-overlay: 300;
  --z-modal: 400;
  --z-nav: 500;
  --z-hero: 10;
}

/* ── Dark Mode Defaults (always dark) ── */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

img,
picture,
video,
canvas,
svg {
  display: block;
  max-width: 100%;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  /* Force horizontal lock */
}

body {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: var(--text-body);
  line-height: var(--lh-normal);
  color: var(--color-white);
  background-color: var(--color-black);
  overflow-x: hidden;
  /* Force horizontal lock */
  width: 100%;
  position: relative;
}

/* ── Selection Colors ── */
::selection {
  background: var(--color-gold);
  color: var(--color-black);
}

::-moz-selection {
  background: var(--color-gold);
  color: var(--color-black);
}

/* ── Scrollbar Styling ── */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--color-black);
}

::-webkit-scrollbar-thumb {
  background: var(--color-dark-border);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-gold-dark);
}

/* ── Utility Classes ── */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--section-px);
}

.container--sm {
  max-width: var(--max-width-sm);
}

.container--xs {
  max-width: var(--max-width-xs);
}

.text-gold {
  color: var(--color-gold);
}

.text-muted {
  color: var(--color-text-muted);
}

.text-white {
  color: var(--color-white);
}

.bg-deep {
  background-color: var(--color-deep-blue);
}

.bg-surface {
  background-color: var(--color-dark-surface);
}

/* ── Gold Divider ── */
.gold-divider {
  width: 60px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
  margin: var(--space-md) auto;
}

.gold-divider--left {
  margin-left: 0;
}

/* ── Google Business Badge ── */
.google-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 100px;
  padding: 0.6rem 1.2rem;
  text-decoration: none;
  transition: all 0.3s ease;
  cursor: pointer;
}

.google-badge:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(212, 175, 55, 0.3);
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.google-badge__icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
}

.google-badge__text {
  display: flex;
  flex-direction: column;
  line-height: 1.3;
}

.google-badge__stars {
  color: var(--color-gold);
  font-size: 0.85rem;
  letter-spacing: 1px;
}

.google-badge__label {
  font-size: 0.7rem;
  color: var(--color-text-muted);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
}

/* ── Local SEO Breadcrumb ── */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--text-tiny);
  color: var(--color-text-muted);
  padding: var(--space-sm) 0;
  flex-wrap: wrap;
}

.breadcrumb a {
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color 0.2s ease;
}

.breadcrumb a:hover {
  color: var(--color-gold);
}

.breadcrumb__sep {
  opacity: 0.4;
}