/* ==========================================================================
   THE REPEAT CUSTOMER KIT - PREMIUM DESIGN SYSTEM
   Visual Identity: Deep Navy, Dark Green, Ivory/Warm Off-White & Restrained Gold
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Cinzel:wght@600;700;800;900&family=Newsreader:ital,opsz,wght@0,6..72,400;0,6..72,600;0,6..72,700;1,6..72,400&family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

:root {
  --navy-950: #050F1D;
  --navy-900: #07172B;
  --navy-800: #0B2240;
  --navy-700: #132E52;
  --navy-600: #1E416F;
  
  --green-900: #093329;
  --green-800: #0E4B3C;
  --green-700: #14614E;
  --green-600: #1C7C65;
  --green-wa: #25D366;
  --green-wa-dark: #128C7E;
  --green-wa-bubble: #E7FFDB;
  
  --gold-700: #9A7819;
  --gold-600: #B88E1F;
  --gold-500: #C59B27;
  --gold-400: #E2B94A;
  --gold-100: #FCF7E8;
  
  --bg-ivory: #FAF9F5;
  --bg-card: #FFFFFF;
  --bg-slate: #F1F5F9;
  --bg-dark-section: #07172B;
  
  --text-dark: #0F172A;
  --text-body: #334155;
  --text-muted: #64748B;
  --text-light: #F8FAFC;
  
  --border-light: #E2E8F0;
  --border-subtle: #EDF2F7;
  
  --font-serif: 'Newsreader', Georgia, Cambria, serif;
  --font-display: 'Cinzel', serif;
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  
  --shadow-sm: 0 1px 2px 0 rgba(15, 23, 42, 0.05);
  --shadow-md: 0 4px 12px -2px rgba(15, 23, 42, 0.08), 0 2px 6px -1px rgba(15, 23, 42, 0.04);
  --shadow-lg: 0 12px 28px -4px rgba(15, 23, 42, 0.12), 0 4px 12px -2px rgba(15, 23, 42, 0.06);
  --shadow-xl: 0 24px 48px -8px rgba(7, 23, 43, 0.18);
  --shadow-book: 18px 24px 42px -6px rgba(7, 23, 43, 0.42), 4px 6px 12px rgba(7, 23, 43, 0.2);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-ivory);
  color: var(--text-body);
  line-height: 1.68;
  letter-spacing: -0.01em;
  overflow-x: hidden;
}

/* Typography styles */
h1, h2, h3, h4, .font-serif {
  color: var(--navy-900);
  line-height: 1.25;
  font-weight: 700;
}

.heading-display {
  font-family: var(--font-sans);
  letter-spacing: -0.03em;
  font-weight: 800;
}

.heading-editorial {
  font-family: var(--font-serif);
  font-weight: 600;
  letter-spacing: -0.015em;
}

.eyebrow-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.9rem;
  background-color: #EDE8D0;
  color: #785A0E;
  border: 1px solid #DFD5B0;
  border-radius: 9999px;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.eyebrow-badge-green {
  background-color: #E6F4EA;
  color: #0E4B3C;
  border: 1px solid #CEEAD6;
}

.eyebrow-badge-navy {
  background-color: #EBF3FC;
  color: #0B2240;
  border: 1px solid #D2E3F8;
}

/* Container & Layout */
.max-w-content {
  max-width: 1180px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

.max-w-prose-container {
  max-width: 820px;
  margin-left: auto;
  margin-right: auto;
}

/* 3D BOOK MOCKUP */
.book-mockup-wrapper {
  perspective: 1200px;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 1.5rem;
}

.book-3d {
  position: relative;
  width: 310px;
  height: 440px;
  transform: rotateY(-18deg) rotateX(8deg) rotateZ(-2deg);
  transform-style: preserve-3d;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.6s ease;
  box-shadow: var(--shadow-book);
  border-radius: 4px 14px 14px 4px;
}

.book-3d:hover {
  transform: rotateY(-8deg) rotateX(4deg) rotateZ(0deg) translateY(-8px);
  box-shadow: 24px 32px 56px -6px rgba(7, 23, 43, 0.48);
}

.book-front {
  position: absolute;
  inset: 0;
  background-color: #FFFFFF;
  border-radius: 4px 14px 14px 4px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.4);
  backface-visibility: hidden;
}

.book-front img, .book-front svg {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Spine effect */
.book-spine {
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  width: 32px;
  background: linear-gradient(90deg, #07172B 0%, #0B2240 60%, #07172B 100%);
  transform: rotateY(-90deg) translateX(-32px);
  transform-origin: left;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px 0 0 4px;
}

.book-spine-text {
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  color: #F8FAFC;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  white-space: nowrap;
}

/* Pages thickness effect on right side */
.book-pages {
  position: absolute;
  top: 4px;
  right: 0;
  bottom: 4px;
  width: 24px;
  background: repeating-linear-gradient(
    90deg,
    #FAF9F5 0px,
    #FAF9F5 2px,
    #E2E8F0 3px,
    #FAF9F5 4px
  );
  transform: rotateY(90deg) translateX(12px) translateZ(12px);
  transform-origin: right;
  border-radius: 0 4px 4px 0;
}

/* WHATSAPP CHAT UI COMPONENT */
.wa-window {
  background-color: #EFEAE2;
  background-image: radial-gradient(#CBD5E1 1px, transparent 1px);
  background-size: 16px 16px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid #D5DDE5;
  box-shadow: var(--shadow-md);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

.wa-header {
  background-color: #075E54;
  color: #FFFFFF;
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.wa-avatar {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background-color: #128C7E;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: white;
  font-size: 0.85rem;
}

.wa-bubble-received {
  background-color: #FFFFFF;
  color: #111827;
  border-radius: 0 10px 10px 10px;
  padding: 0.65rem 0.85rem;
  max-width: 84%;
  font-size: 0.92rem;
  line-height: 1.45;
  position: relative;
  box-shadow: 0 1px 1.5px rgba(0,0,0,0.13);
  margin-bottom: 0.5rem;
}

.wa-bubble-sent {
  background-color: var(--green-wa-bubble);
  color: #111827;
  border-radius: 10px 0 10px 10px;
  padding: 0.65rem 0.85rem;
  max-width: 84%;
  margin-left: auto;
  font-size: 0.92rem;
  line-height: 1.45;
  position: relative;
  box-shadow: 0 1px 1.5px rgba(0,0,0,0.13);
  margin-bottom: 0.5rem;
}

.wa-time {
  font-size: 0.68rem;
  color: #64748B;
  float: right;
  margin-left: 0.5rem;
  margin-top: 0.35rem;
  display: flex;
  align-items: center;
  gap: 2px;
}

/* Primary High-Converting CTA Button */
.btn-primary-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  background-color: var(--green-800);
  color: #FFFFFF !important;
  font-family: var(--font-sans);
  font-size: 1.125rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  padding: 1.05rem 2.25rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255,255,255,0.15);
  box-shadow: 0 6px 18px -2px rgba(14, 75, 60, 0.35), 0 2px 6px rgba(0,0,0,0.08);
  text-decoration: none;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-primary-cta:hover {
  background-color: #0A3D30;
  transform: translateY(-2px);
  box-shadow: 0 10px 24px -2px rgba(14, 75, 60, 0.45), 0 4px 10px rgba(0,0,0,0.12);
}

.btn-primary-cta:active {
  transform: translateY(0);
}

.btn-secondary-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background-color: #FFFFFF;
  color: var(--navy-900) !important;
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 700;
  padding: 0.9rem 1.75rem;
  border-radius: var(--radius-md);
  border: 1.5px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-secondary-cta:hover {
  background-color: var(--bg-slate);
  border-color: #CBD5E1;
  transform: translateY(-1px);
}

/* Card Styles */
.premium-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.premium-card:hover {
  border-color: #CBD5E1;
  box-shadow: var(--shadow-md);
}

.premium-card-navy {
  background-color: var(--navy-900);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #F8FAFC;
}

.premium-card-navy h3, .premium-card-navy h4 {
  color: #FFFFFF;
}

/* Reactivation Ladder Graphic */
.ladder-rung {
  position: relative;
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding: 1.1rem 1.4rem;
  background: white;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  margin-bottom: 0.75rem;
  transition: all 0.2s ease;
}

.ladder-rung:hover {
  border-color: var(--green-800);
  transform: translateX(4px);
}

.ladder-rung-num {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background-color: var(--navy-900);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.95rem;
  flex-shrink: 0;
}

.ladder-rung-last {
  background: #FFF8E6;
  border-color: #F2D17A;
}
.ladder-rung-last .ladder-rung-num {
  background-color: var(--gold-700);
}

/* 7 Customer Segments Grid */
.segment-pill {
  display: flex;
  align-items: flex-start;
  gap: 0.9rem;
  padding: 1.25rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-light);
  background: white;
}

/* Category Filter Tabs for 100 Messages */
.tab-button {
  padding: 0.55rem 1.15rem;
  border-radius: 9999px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-body);
  background-color: #FFFFFF;
  border: 1px solid var(--border-light);
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s ease;
}

.tab-button:hover {
  background-color: var(--bg-slate);
  border-color: #CBD5E1;
}

.tab-button.active {
  background-color: var(--navy-900);
  color: #FFFFFF;
  border-color: var(--navy-900);
}

/* Sticky Mobile CTA Bar */
.sticky-mobile-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 999;
  background: rgba(7, 23, 43, 0.97);
  backdrop-filter: blur(10px);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding: 0.75rem 1rem;
  transform: translateY(100%);
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 -8px 24px rgba(0, 0, 0, 0.25);
}

.sticky-mobile-bar.visible {
  transform: translateY(0);
}

/* Accordion */
.faq-item {
  border-bottom: 1px solid var(--border-light);
  padding: 1.25rem 0;
}

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  background: none;
  border: none;
  text-align: left;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--navy-900);
  cursor: pointer;
  padding: 0.25rem 0;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s cubic-bezier(0, 1, 0, 1), padding 0.3s ease;
  color: var(--text-body);
  font-size: 0.96rem;
  line-height: 1.65;
}

.faq-item.active .faq-answer {
  max-height: 500px;
  padding-top: 0.75rem;
}

.faq-item.active .faq-chevron {
  transform: rotate(180deg);
}

.faq-chevron {
  transition: transform 0.25s ease;
  color: var(--gold-600);
  flex-shrink: 0;
  margin-left: 1rem;
}

/* Custom Scrollbar for Message Library */
.horizontal-scroll-tabs {
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  padding-bottom: 0.5rem;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.horizontal-scroll-tabs::-webkit-scrollbar {
  height: 4px;
}
.horizontal-scroll-tabs::-webkit-scrollbar-thumb {
  background-color: #CBD5E1;
  border-radius: 4px;
}

/* Responsive utilities */
@media (max-width: 768px) {
  .book-mockup-wrapper {
    padding: 1rem 0;
  }
  .book-3d {
    width: 250px;
    height: 355px;
    transform: rotateY(-12deg) rotateX(6deg);
  }
  .book-spine {
    width: 24px;
    transform: rotateY(-90deg) translateX(-24px);
  }
  .book-spine-text {
    font-size: 9px;
  }
  .btn-primary-cta {
    width: 100%;
    font-size: 1.05rem;
    padding: 0.95rem 1.5rem;
  }
  .wa-bubble-received, .wa-bubble-sent {
    max-width: 92%;
    font-size: 0.88rem;
  }
}