/* ==========================================================================
   DIGITALPLEX CLOUD & AWS CERTIFICATIONS - DESIGN SYSTEM & STYLES
   ========================================================================== */

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

:root {
  /* AWS & Brand Colors */
  --aws-orange: #FF9900;
  --aws-orange-hover: #EC7211;
  --aws-orange-light: rgba(255, 153, 0, 0.12);
  --aws-orange-glow: rgba(255, 153, 0, 0.35);
  
  --brand-primary: #0284C7;
  --brand-cyan: #06B6D4;
  --brand-purple: #8B5CF6;
  --brand-emerald: #10B981;
  --brand-amber: #F59E0B;

  /* Dark Theme Palette (Default) */
  --bg-main: #0B0F19;
  --bg-secondary: #111827;
  --bg-card: rgba(17, 24, 39, 0.75);
  --bg-card-hover: rgba(30, 41, 59, 0.85);
  --bg-glass: rgba(15, 23, 42, 0.65);
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-active: rgba(255, 153, 0, 0.4);
  --border-cyan: rgba(6, 182, 212, 0.3);

  --text-primary: #F8FAFC;
  --text-secondary: #94A3B8;
  --text-muted: #64748B;
  --text-highlight: #38BDF8;

  --badge-bg: rgba(255, 255, 255, 0.06);
  --pill-bg: #1E293B;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.25);
  --shadow-md: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 20px 40px -15px rgba(0, 0, 0, 0.7);
  --shadow-glow: 0 0 25px rgba(255, 153, 0, 0.25);
  --shadow-cyan-glow: 0 0 25px rgba(6, 182, 212, 0.25);

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);

  --font-sans: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

/* Light Theme Variables */
[data-theme="light"] {
  --bg-main: #F8FAFC;
  --bg-secondary: #F1F5F9;
  --bg-card: rgba(255, 255, 255, 0.85);
  --bg-card-hover: rgba(255, 255, 255, 0.98);
  --bg-glass: rgba(255, 255, 255, 0.8);
  --border-subtle: rgba(0, 0, 0, 0.08);
  --border-active: rgba(236, 114, 17, 0.5);
  --border-cyan: rgba(2, 132, 199, 0.3);

  --text-primary: #0F172A;
  --text-secondary: #475569;
  --text-muted: #64748B;
  --text-highlight: #0284C7;

  --badge-bg: rgba(0, 0, 0, 0.05);
  --pill-bg: #E2E8F0;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 12px 30px -10px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 25px 50px -12px rgba(0, 0, 0, 0.12);
  --shadow-glow: 0 0 25px rgba(236, 114, 17, 0.15);
  --shadow-cyan-glow: 0 0 25px rgba(2, 132, 199, 0.15);
}

/* CSS Reset & Base */
*, *::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-main);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background-color var(--transition-base), color var(--transition-base);
  min-height: 100vh;
}

/* Background Gradients */
.bg-gradient-glow {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: -1;
  background: 
    radial-gradient(circle at 15% 20%, rgba(255, 153, 0, 0.07) 0%, transparent 45%),
    radial-gradient(circle at 85% 30%, rgba(6, 182, 212, 0.08) 0%, transparent 40%),
    radial-gradient(circle at 50% 80%, rgba(139, 92, 246, 0.06) 0%, transparent 50%);
}

/* Container */
.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Typography Helpers */
h1, h2, h3, h4, h5, h6 {
  color: var(--text-primary);
  font-weight: 700;
  line-height: 1.25;
}

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

/* Top Announcement Banner */
.top-announcement {
  background: linear-gradient(90deg, #1E1B4B 0%, #0F172A 50%, #291804 100%);
  border-bottom: 1px solid rgba(255, 153, 0, 0.25);
  padding: 10px 0;
  font-size: 0.88rem;
  text-align: center;
  position: relative;
  z-index: 1001;
}

.top-announcement .container {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

.top-announcement .badge-pulse {
  background: var(--aws-orange);
  color: #111827;
  font-weight: 800;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-size: 0.72rem;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  animation: pulse 2s infinite;
}

.top-announcement a.link-highlight {
  color: var(--aws-orange);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 4px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: opacity var(--transition-fast);
}

.top-announcement a.link-highlight:hover {
  opacity: 0.85;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.85; transform: scale(1.05); }
}

/* Sticky Header */
.main-header {
  position: sticky;
  top: 0;
  width: 100%;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  background: var(--bg-glass);
  border-bottom: 1px solid var(--border-subtle);
  z-index: 1000;
  transition: background-color var(--transition-base), border-color var(--transition-base);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  font-size: 1.35rem;
  letter-spacing: -0.5px;
}

.brand-icon-wrapper {
  width: 42px;
  height: 42px;
  background: linear-gradient(135deg, #1E293B, #0F172A);
  border: 1px solid var(--border-active);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 15px rgba(255, 153, 0, 0.2);
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-title {
  color: var(--text-primary);
  line-height: 1.1;
}

.brand-title span {
  color: var(--aws-orange);
}

.brand-subtitle {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1.2px;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-link {
  font-size: 0.94rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
  position: relative;
}

.nav-link:hover,
.nav-link.active {
  color: var(--aws-orange);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--aws-orange);
  transition: width var(--transition-base);
  border-radius: var(--radius-full);
}

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

.header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

/* Theme Toggle Button */
.btn-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: var(--badge-bg);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-icon:hover {
  background: var(--pill-bg);
  border-color: var(--border-active);
  transform: translateY(-1px);
}

/* Main Highlight Buttons */
.btn-cta-highlight {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--aws-orange) 0%, #EA580C 100%);
  color: #FFFFFF !important;
  font-weight: 700;
  font-size: 0.92rem;
  padding: 10px 20px;
  border-radius: var(--radius-full);
  box-shadow: 0 4px 14px rgba(255, 153, 0, 0.35);
  transition: all var(--transition-base);
  border: 1px solid rgba(255, 255, 255, 0.2);
  cursor: pointer;
  white-space: nowrap;
}

.btn-cta-highlight:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255, 153, 0, 0.5);
  filter: brightness(1.05);
}

.btn-cta-highlight svg {
  transition: transform var(--transition-fast);
}

.btn-cta-highlight:hover svg {
  transform: translateX(3px);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-card);
  color: var(--text-primary);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 12px 24px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-subtle);
  backdrop-filter: blur(10px);
  transition: all var(--transition-base);
  cursor: pointer;
}

.btn-secondary:hover {
  background: var(--bg-card-hover);
  border-color: var(--text-secondary);
  transform: translateY(-2px);
}

/* Mobile Menu Toggle */
.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  padding: 6px;
}

/* Hero Section */
.hero-section {
  padding: 60px 0 80px 0;
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px;
  align-items: center;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 153, 0, 0.1);
  border: 1px solid rgba(255, 153, 0, 0.3);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--aws-orange);
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.hero-title {
  font-size: clamp(2.4rem, 4.5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -1.2px;
  margin-bottom: 20px;
}

.hero-title .gradient-text {
  background: linear-gradient(135deg, #FFFFFF 20%, var(--aws-orange) 80%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

[data-theme="light"] .hero-title .gradient-text {
  background: linear-gradient(135deg, #0F172A 20%, #D97706 80%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-lead {
  font-size: 1.12rem;
  color: var(--text-secondary);
  margin-bottom: 32px;
  max-width: 580px;
  line-height: 1.7;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 36px;
}

.hero-cta-group .btn-cta-highlight {
  padding: 14px 28px;
  font-size: 1rem;
}

/* Hero Metrics Bar */
.hero-stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  padding-top: 24px;
  border-top: 1px solid var(--border-subtle);
}

.stat-item {
  display: flex;
  flex-direction: column;
}

.stat-number {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--aws-orange);
  line-height: 1.2;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* Hero Visual Box */
.hero-visual-card {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--border-subtle);
  background: var(--bg-card);
  box-shadow: var(--shadow-lg), 0 0 30px rgba(6, 182, 212, 0.15);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.hero-visual-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg), 0 0 45px rgba(255, 153, 0, 0.2);
}

.hero-visual-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.hero-floating-badge {
  position: absolute;
  padding: 10px 16px;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-active);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  gap: 10px;
  color: #FFFFFF;
  font-size: 0.85rem;
  font-weight: 700;
  animation: floatUpDown 4s ease-in-out infinite alternate;
}

.hero-floating-badge.badge-top-left {
  top: 18px;
  left: 18px;
}

.hero-floating-badge.badge-bottom-right {
  bottom: 20px;
  right: 20px;
  animation-delay: -2s;
  border-color: var(--brand-cyan);
}

@keyframes floatUpDown {
  0% { transform: translateY(0); }
  100% { transform: translateY(-8px); }
}

/* Highlight Box / Banner for cursos.digitalplex.com.br */
.platform-highlight-banner {
  margin: 20px 0 60px 0;
  background: linear-gradient(135deg, rgba(255, 153, 0, 0.12) 0%, rgba(6, 182, 212, 0.08) 50%, rgba(139, 92, 246, 0.08) 100%);
  border: 1px solid var(--border-active);
  border-radius: var(--radius-xl);
  padding: 32px 40px;
  box-shadow: var(--shadow-glow);
  position: relative;
  overflow: hidden;
}

.platform-highlight-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(255, 153, 0, 0.15) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.banner-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  position: relative;
  z-index: 1;
}

.banner-text-col h3 {
  font-size: 1.6rem;
  font-weight: 800;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.banner-text-col p {
  color: var(--text-secondary);
  font-size: 1rem;
  max-width: 640px;
}

.banner-features {
  display: flex;
  gap: 20px;
  margin-top: 14px;
  flex-wrap: wrap;
}

.banner-feature-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
}

.banner-action-col {
  flex-shrink: 0;
}

.btn-banner-cta {
  background: var(--aws-orange);
  color: #0F172A;
  font-weight: 800;
  font-size: 1.05rem;
  padding: 16px 32px;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  box-shadow: 0 0 20px rgba(255, 153, 0, 0.4);
  transition: all var(--transition-base);
  border: none;
  cursor: pointer;
}

.btn-banner-cta:hover {
  background: #FFA726;
  transform: scale(1.03);
  box-shadow: 0 0 30px rgba(255, 153, 0, 0.6);
}

/* Section Common Styling */
.section {
  padding: 80px 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 48px auto;
}

.section-tag {
  display: inline-block;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--aws-orange);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(2rem, 3.2vw, 2.75rem);
  font-weight: 800;
  margin-bottom: 16px;
  letter-spacing: -0.8px;
}

.section-description {
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.7;
}

/* Controls / Filter Bar */
.filter-search-toolbar {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 18px 24px;
  margin-bottom: 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.search-input-wrapper {
  position: relative;
  flex: 1;
  min-width: 260px;
}

.search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}

.search-input {
  width: 100%;
  background: var(--badge-bg);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  padding: 12px 18px 12px 42px;
  color: var(--text-primary);
  font-size: 0.95rem;
  font-family: inherit;
  transition: all var(--transition-fast);
}

.search-input:focus {
  outline: none;
  border-color: var(--aws-orange);
  box-shadow: 0 0 10px rgba(255, 153, 0, 0.25);
  background: var(--bg-main);
}

.filter-pills {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.pill-btn {
  background: var(--badge-bg);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  padding: 8px 16px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.pill-btn:hover {
  background: var(--pill-bg);
  color: var(--text-primary);
}

.pill-btn.active {
  background: var(--aws-orange);
  border-color: var(--aws-orange);
  color: #0F172A;
  font-weight: 700;
}

/* Certifications Grid */
.certifications-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 28px;
}

/* Individual Certification Card */
.cert-card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.cert-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-active);
  box-shadow: var(--shadow-md), 0 0 25px rgba(255, 153, 0, 0.15);
}

.cert-card-accent {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
}

.accent-foundational {
  background: linear-gradient(90deg, #10B981, #06B6D4);
}

.accent-architect {
  background: linear-gradient(90deg, #0284C7, #3B82F6);
}

.accent-developer {
  background: linear-gradient(90deg, #8B5CF6, #EC4899);
}

.accent-ai {
  background: linear-gradient(90deg, #F59E0B, #EC4899);
}

.accent-data {
  background: linear-gradient(90deg, #06B6D4, #3B82F6);
}

.cert-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.cert-badge-icon {
  width: 58px;
  height: 58px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.1rem;
  border: 1px solid var(--border-subtle);
  flex-shrink: 0;
  box-shadow: var(--shadow-sm);
}

.badge-foundational {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.15), rgba(6, 182, 212, 0.2));
  color: #10B981;
  border-color: rgba(16, 185, 129, 0.3);
}

.badge-ai {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.2), rgba(236, 72, 153, 0.2));
  color: #F59E0B;
  border-color: rgba(245, 158, 11, 0.3);
}

.badge-architect {
  background: linear-gradient(135deg, rgba(2, 132, 199, 0.2), rgba(59, 130, 246, 0.2));
  color: #38BDF8;
  border-color: rgba(56, 189, 248, 0.3);
}

.badge-developer {
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.2), rgba(236, 72, 153, 0.2));
  color: #C084FC;
  border-color: rgba(192, 132, 252, 0.3);
}

.badge-data {
  background: linear-gradient(135deg, rgba(6, 182, 212, 0.2), rgba(59, 130, 246, 0.2));
  color: #22D3EE;
  border-color: rgba(34, 211, 238, 0.3);
}

.cert-meta-info {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}

.cert-level-pill {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 3px 9px;
  border-radius: var(--radius-full);
  background: var(--badge-bg);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  letter-spacing: 0.5px;
}

.cert-code {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--aws-orange);
  margin-top: 4px;
}

.cert-title {
  font-size: 1.32rem;
  font-weight: 700;
  margin-bottom: 12px;
  line-height: 1.3;
}

.cert-summary {
  font-size: 0.92rem;
  color: var(--text-secondary);
  margin-bottom: 20px;
  line-height: 1.6;
}

/* Exam Domains Breakdown */
.cert-domains-section {
  margin-bottom: 20px;
  background: var(--badge-bg);
  border-radius: var(--radius-md);
  padding: 14px;
  border: 1px solid var(--border-subtle);
}

.domains-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.5px;
  margin-bottom: 10px;
  display: block;
}

.domain-item {
  margin-bottom: 8px;
}

.domain-item:last-child {
  margin-bottom: 0;
}

.domain-info {
  display: flex;
  justify-content: space-between;
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 4px;
  color: var(--text-secondary);
}

.domain-bar-bg {
  width: 100%;
  height: 5px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-full);
  overflow: hidden;
}

[data-theme="light"] .domain-bar-bg {
  background: rgba(0, 0, 0, 0.08);
}

.domain-bar-fill {
  height: 100%;
  border-radius: var(--radius-full);
  background: linear-gradient(90deg, var(--aws-orange), #F59E0B);
}

/* Services Tags */
.cert-services-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 22px;
}

.service-tag {
  font-size: 0.76rem;
  background: var(--pill-bg);
  color: var(--text-primary);
  padding: 3px 8px;
  border-radius: 6px;
  font-family: var(--font-mono);
  font-weight: 500;
  border: 1px solid var(--border-subtle);
}

/* Exam Specs Details Box */
.cert-specs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  padding: 12px;
  background: var(--badge-bg);
  border-radius: var(--radius-md);
  margin-bottom: 22px;
  text-align: center;
}

.spec-cell {
  display: flex;
  flex-direction: column;
}

.spec-title {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
}

.spec-val {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-top: 2px;
}

/* Card Actions */
.cert-card-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.btn-card-primary {
  flex: 1;
  background: var(--aws-orange);
  color: #0F172A !important;
  font-weight: 700;
  font-size: 0.88rem;
  padding: 11px 16px;
  border-radius: var(--radius-md);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: all var(--transition-fast);
  box-shadow: 0 2px 8px rgba(255, 153, 0, 0.25);
}

.btn-card-primary:hover {
  background: #FFA726;
  transform: translateY(-2px);
  box-shadow: 0 4px 14px rgba(255, 153, 0, 0.4);
}

.btn-card-secondary {
  background: var(--badge-bg);
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
  padding: 11px 14px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.88rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-card-secondary:hover {
  background: var(--pill-bg);
  border-color: var(--border-active);
}

/* Interactive Quiz Section */
.quiz-section {
  background: linear-gradient(180deg, var(--bg-main) 0%, var(--bg-secondary) 100%);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.quiz-container-box {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 40px;
  max-width: 820px;
  margin: 0 auto;
  box-shadow: var(--shadow-lg);
  position: relative;
}

.quiz-progress-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 28px;
}

.quiz-step-indicator {
  flex: 1;
  height: 6px;
  border-radius: var(--radius-full);
  background: var(--badge-bg);
  transition: background var(--transition-base);
}

.quiz-step-indicator.active {
  background: var(--aws-orange);
  box-shadow: 0 0 10px rgba(255, 153, 0, 0.4);
}

.quiz-question-title {
  font-size: 1.45rem;
  font-weight: 700;
  margin-bottom: 24px;
  line-height: 1.35;
}

.quiz-options-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 28px;
}

.quiz-option-btn {
  background: var(--badge-bg);
  border: 1px solid var(--border-subtle);
  padding: 16px 20px;
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 1rem;
  font-weight: 500;
  text-align: left;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.quiz-option-btn:hover {
  background: var(--pill-bg);
  border-color: var(--aws-orange);
  transform: translateX(4px);
}

.quiz-option-btn.selected {
  background: rgba(255, 153, 0, 0.12);
  border-color: var(--aws-orange);
  font-weight: 700;
}

.quiz-result-box {
  display: none;
  animation: fadeIn 0.4s ease;
  text-align: center;
}

.quiz-result-badge {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 800;
  text-transform: uppercase;
  color: var(--aws-orange);
  background: rgba(255, 153, 0, 0.12);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 12px;
}

.quiz-result-title {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 14px;
}

.quiz-result-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 28px auto;
  line-height: 1.7;
}

.quiz-result-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}

/* Comparison Matrix Section */
.comparison-table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-subtle);
  background: var(--bg-card);
  box-shadow: var(--shadow-md);
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  min-width: 800px;
}

.comparison-table th {
  background: rgba(15, 23, 42, 0.95);
  color: var(--text-primary);
  font-size: 0.85rem;
  text-transform: uppercase;
  font-weight: 700;
  padding: 18px 20px;
  border-bottom: 1px solid var(--border-subtle);
  letter-spacing: 0.5px;
}

[data-theme="light"] .comparison-table th {
  background: #E2E8F0;
}

.comparison-table td {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-subtle);
  font-size: 0.92rem;
  color: var(--text-secondary);
}

.comparison-table tr:last-child td {
  border-bottom: none;
}

.comparison-table tr:hover td {
  background: rgba(255, 255, 255, 0.02);
  color: var(--text-primary);
}

.table-cert-name {
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Feature Spotlight: AI & Big Data */
.spotlight-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.spotlight-image-box {
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--border-cyan);
  box-shadow: var(--shadow-cyan-glow);
  position: relative;
}

.spotlight-image-box img {
  width: 100%;
  display: block;
  object-fit: cover;
}

.spotlight-points-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 24px;
}

.spotlight-point {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.spotlight-point-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background: rgba(6, 182, 212, 0.15);
  color: var(--brand-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.spotlight-point-text h4 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.spotlight-point-text p {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* Roadmap Section */
.roadmap-timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
  margin-top: 32px;
}

.roadmap-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 24px;
  position: relative;
  transition: transform var(--transition-base);
}

.roadmap-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-active);
}

.roadmap-step-num {
  font-family: var(--font-mono);
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--aws-orange);
  line-height: 1;
  margin-bottom: 12px;
}

.roadmap-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.roadmap-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* FAQ Accordion */
.faq-list {
  max-width: 840px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.faq-item.open {
  border-color: var(--border-active);
}

.faq-question {
  width: 100%;
  background: none;
  border: none;
  padding: 20px 24px;
  text-align: left;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  cursor: pointer;
}

.faq-chevron {
  transition: transform var(--transition-base);
  color: var(--aws-orange);
  flex-shrink: 0;
}

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

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-base), padding var(--transition-base);
  padding: 0 24px;
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
}

.faq-item.open .faq-answer {
  max-height: 300px;
  padding: 0 24px 20px 24px;
}

/* Big Final CTA Section */
.final-cta-section {
  padding: 90px 0;
  background: radial-gradient(circle at center, rgba(255, 153, 0, 0.15) 0%, transparent 70%);
}

.final-cta-box {
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.95) 0%, rgba(30, 41, 59, 0.9) 100%);
  border: 1px solid var(--border-active);
  border-radius: var(--radius-xl);
  padding: 60px 48px;
  text-align: center;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6), 0 0 40px rgba(255, 153, 0, 0.25);
  position: relative;
  overflow: hidden;
}

[data-theme="light"] .final-cta-box {
  background: linear-gradient(135deg, #FFFFFF 0%, #F1F5F9 100%);
}

.final-cta-tag {
  color: var(--aws-orange);
  font-weight: 800;
  font-size: 0.85rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 14px;
  display: block;
}

.final-cta-title {
  font-size: clamp(2.2rem, 3.8vw, 3.2rem);
  font-weight: 800;
  margin-bottom: 18px;
  letter-spacing: -1px;
}

.final-cta-desc {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 680px;
  margin: 0 auto 36px auto;
  line-height: 1.7;
}

.final-cta-buttons {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  flex-wrap: wrap;
}

.btn-super-cta {
  background: linear-gradient(135deg, var(--aws-orange) 0%, #EA580C 100%);
  color: #FFFFFF !important;
  font-size: 1.15rem;
  font-weight: 800;
  padding: 18px 40px;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  gap: 12px;
  box-shadow: 0 0 30px rgba(255, 153, 0, 0.5);
  transition: all var(--transition-base);
}

.btn-super-cta:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 0 45px rgba(255, 153, 0, 0.7);
}

/* Modal for Exam Guide Details */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-overlay.open {
  display: flex;
  animation: fadeIn 0.25s ease;
}

.modal-card {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-active);
  border-radius: var(--radius-xl);
  max-width: 680px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  padding: 36px;
  position: relative;
  box-shadow: var(--shadow-lg), 0 0 40px rgba(255, 153, 0, 0.25);
}

.modal-close-btn {
  position: absolute;
  top: 20px;
  right: 20px;
  background: var(--badge-bg);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.modal-close-btn:hover {
  background: var(--aws-orange);
  color: #0F172A;
}

/* Footer */
.main-footer {
  background: #070A12;
  border-top: 1px solid var(--border-subtle);
  padding: 70px 0 30px 0;
  color: var(--text-secondary);
}

[data-theme="light"] .main-footer {
  background: #E2E8F0;
  color: var(--text-secondary);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 50px;
}

.footer-brand p {
  font-size: 0.92rem;
  margin-top: 14px;
  max-width: 320px;
  line-height: 1.7;
}

.footer-col-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 18px;
}

.footer-links-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-link {
  font-size: 0.88rem;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.footer-link:hover {
  color: var(--aws-orange);
}

.footer-bottom {
  border-top: 1px solid var(--border-subtle);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.82rem;
  color: var(--text-muted);
  flex-wrap: wrap;
  gap: 14px;
}

.disclaimer-badge {
  font-size: 0.78rem;
  background: var(--badge-bg);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-subtle);
}

/* Animations */
@keyframes fadeIn {
  from { opacity: 0; transform: scale(0.96); }
  to { opacity: 1; transform: scale(1); }
}

/* Responsive Breakpoints */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .spotlight-grid {
    grid-template-columns: 1fr;
  }
  .roadmap-timeline {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .main-nav {
    display: none;
  }
  .mobile-toggle {
    display: block;
  }
  .banner-content {
    flex-direction: column;
    align-items: flex-start;
  }
  .roadmap-timeline {
    grid-template-columns: 1fr;
  }
  .hero-stats-row {
    grid-template-columns: repeat(2, 1fr);
  }
  .certifications-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
}