/* ==========================================================================
   Maple & Ink Book Club - Design System & Core Styles
   Google Ads Compliant & Modern Visual Aesthetics
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,500;0,600;0,700;0,800;1,600&family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

:root {
  /* Color Palette */
  --bg-primary: #0A111E;
  --bg-secondary: #121B2C;
  --bg-card: rgba(22, 32, 51, 0.75);
  --bg-card-hover: rgba(30, 44, 70, 0.9);
  --bg-light: #FDFBF7;
  
  --text-main: #FDFBF7;
  --text-muted: #94A3B8;
  --text-dark: #0F172A;
  --text-dark-muted: #64748B;
  
  --accent-gold: #E0A96D;
  --accent-gold-bright: #F5C586;
  --accent-emerald: #2E5A44;
  --accent-crimson: #C0392B;
  
  --border-light: rgba(224, 169, 109, 0.2);
  --border-glow: rgba(224, 169, 109, 0.5);
  --border-dark: rgba(255, 255, 255, 0.1);
  
  /* Fonts */
  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  
  /* Layout & Shadows */
  --container-max: 1240px;
  --shadow-soft: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
  --shadow-gold: 0 10px 30px -10px rgba(224, 169, 109, 0.3);
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 9999px;
  
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition-fast);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Container */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Typography Helpers */
.font-serif { font-family: var(--font-serif); }
.text-gold { color: var(--accent-gold); }
.text-gradient {
  background: linear-gradient(135deg, #FDFBF7 0%, var(--accent-gold-bright) 60%, var(--accent-gold) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.heading-xl {
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 5vw, 4.2rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.heading-lg {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 700;
  line-height: 1.2;
}

.heading-md {
  font-family: var(--font-serif);
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  font-weight: 600;
}

.lead-text {
  font-size: clamp(1.05rem, 1.5vw, 1.25rem);
  color: var(--text-muted);
  font-weight: 400;
}

/* Badges & Pills */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  background: rgba(224, 169, 109, 0.12);
  border: 1px solid var(--border-light);
  color: var(--accent-gold);
}

.badge-flag {
  width: 18px;
  height: 12px;
  object-fit: cover;
  border-radius: 2px;
}

/* Utility Bar */
.top-bar {
  background: #060B14;
  border-bottom: 1px solid var(--border-dark);
  font-size: 0.85rem;
  padding: 0.5rem 0;
  color: var(--text-muted);
}

.top-bar-flex {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.top-bar-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Header & Nav */
.header-sticky {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 17, 30, 0.9);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-dark);
  transition: var(--transition-normal);
}

.nav-flex {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-main);
}

.logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--accent-gold) 0%, #B8860B 100%);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #0A111E;
  font-size: 1.2rem;
  font-weight: bold;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-muted);
  position: relative;
  padding: 0.5rem 0;
}

.nav-link:hover, .nav-link.active {
  color: var(--accent-gold);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-gold);
  transition: var(--transition-fast);
}

.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-main);
  font-size: 1.5rem;
  cursor: pointer;
}