/* ============================================================
   CheapestExamDumps.com — Main Stylesheet
   Design: Dagster-inspired dark/light professional aesthetic
   Mobile-first, Inter font, CSS custom properties
   ============================================================ */

/* ----- Custom Properties ----- */
:root {
  /* Colors — Emerald primary, navy darks, slate neutrals */
  --color-primary: #10B981;
  --color-primary-dark: #059669;
  --color-primary-light: #D1FAE5;
  --color-primary-bg: #ECFDF5;
  --color-accent: #6366F1;
  --color-accent-dark: #4F46E5;
  --color-success: #10B981;
  --color-success-light: #D1FAE5;
  --color-warning: #F59E0B;
  --color-warning-light: #FEF3C7;
  --color-error: #EF4444;
  --color-text: #0F172A;
  --color-text-secondary: #475569;
  --color-text-muted: #64748B;
  --color-bg: #ffffff;
  --color-bg-alt: #F8FAFC;
  --color-bg-dark: #0F172A;
  --color-bg-darker: #020617;
  --color-border: #E2E8F0;
  --color-border-light: #F1F5F9;

  /* Typography — Inter via Google Fonts */
  --font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 2.25rem;
  --font-size-4xl: 3rem;
  --font-size-5xl: 3.75rem;
  --line-height: 1.6;

  /* Spacing — generous, Dagster-style */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 5rem;
  --space-5xl: 6rem;

  /* Layout */
  --container-max: 1200px;
  --container-narrow: 800px;

  /* Effects — soft, modern */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-full: 9999px;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.12);
  --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.06);
  --transition: 200ms ease;
  --transition-slow: 300ms ease;
}

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

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

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: var(--line-height);
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

a:hover {
  color: var(--color-primary-dark);
}

ul, ol {
  list-style: none;
}

button {
  cursor: pointer;
  font-family: inherit;
  font-size: inherit;
  border: none;
  background: none;
}

/* ----- Typography ----- */
h1, h2, h3, h4, h5, h6 {
  line-height: 1.2;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.02em;
}

h1 { font-size: var(--font-size-3xl); margin-bottom: var(--space-lg); }
h2 { font-size: var(--font-size-2xl); margin-bottom: var(--space-md); }
h3 { font-size: var(--font-size-xl); margin-bottom: var(--space-sm); }

p {
  margin-bottom: var(--space-md);
}

strong {
  font-weight: 600;
}

/* ----- Layout ----- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

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

.section {
  padding: var(--space-4xl) 0;
}

.section--alt {
  background-color: var(--color-bg-alt);
}

/* ----- Skip Link (accessibility) ----- */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-md);
  background: var(--color-primary);
  color: #fff;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-sm);
  z-index: 1000;
  font-weight: 500;
}

.skip-link:focus {
  top: var(--space-sm);
  color: #fff;
}

/* ============================================================
   HEADER — Floating glass-morphism style
   ============================================================ */
.site-header {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.6);
  position: sticky;
  top: 0;
  z-index: 100;
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md) var(--space-lg);
  max-width: var(--container-max);
  margin: 0 auto;
}

.site-header__brand {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--color-text);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  letter-spacing: -0.02em;
}

.site-header__brand:hover {
  color: var(--color-primary);
}

.site-header__logo {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
}

/* Desktop nav */
.site-nav {
  display: none;
  gap: var(--space-xl);
}

.site-nav__link {
  color: var(--color-text-muted);
  font-weight: 500;
  font-size: var(--font-size-sm);
  padding: var(--space-xs) 0;
  border-bottom: 2px solid transparent;
  transition: color var(--transition), border-color var(--transition);
}

.site-nav__link:hover,
.site-nav__link--active {
  color: var(--color-text);
  border-bottom-color: var(--color-primary);
}

/* Mobile menu toggle — CSS-only via hidden checkbox */
.mobile-toggle__input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
  pointer-events: none;
}

.mobile-toggle {
  display: block;
  width: 28px;
  height: 28px;
  position: relative;
  cursor: pointer;
}

.mobile-toggle__icon {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  position: relative;
  top: 13px;
  transition: background var(--transition);
}

.mobile-toggle__icon::before,
.mobile-toggle__icon::after {
  content: "";
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  position: absolute;
  transition: transform var(--transition);
}

.mobile-toggle__icon::before { top: -7px; }
.mobile-toggle__icon::after { top: 7px; }

/* Checkbox is now a sibling of .site-header__inner, so select through it */
.mobile-toggle__input:checked ~ .site-header__inner .mobile-toggle__icon {
  background: transparent;
}
.mobile-toggle__input:checked ~ .site-header__inner .mobile-toggle__icon::before {
  transform: rotate(45deg);
  top: 0;
}
.mobile-toggle__input:checked ~ .site-header__inner .mobile-toggle__icon::after {
  transform: rotate(-45deg);
  top: 0;
}

/* Mobile menu panel — right-aligned dropdown card */
.mobile-menu {
  display: none;
  flex-direction: column;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-sm) 0;
  position: absolute;
  top: 100%;
  right: 0;
  width: 220px;
  margin-top: var(--space-xs);
  box-shadow: var(--shadow-lg);
  z-index: 99;
}

.mobile-toggle__input:checked ~ .mobile-menu {
  display: flex;
}

.mobile-menu__link {
  display: block;
  padding: var(--space-sm) var(--space-md);
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  font-weight: 500;
  border-bottom: 1px solid var(--color-border-light);
  transition: color var(--transition);
}

.mobile-menu__link:last-child {
  border-bottom: none;
}

.mobile-menu__link:hover {
  color: var(--color-primary);
}

@media (min-width: 768px) {
  .site-nav {
    display: flex;
  }
  .mobile-toggle__input,
  .mobile-toggle,
  .mobile-menu {
    display: none;
  }
}

/* ============================================================
   FOOTER — Dark, spacious
   ============================================================ */
.site-footer {
  background: var(--color-bg-darker);
  color: #94A3B8;
  padding: var(--space-4xl) 0 var(--space-xl);
}

.site-footer__inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.site-footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.site-footer__brand {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: #F8FAFC;
  margin-bottom: var(--space-sm);
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.site-footer__logo {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
}

.site-footer__desc {
  font-size: var(--font-size-sm);
  color: #64748B;
  line-height: 1.6;
}

.site-footer__heading {
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: #94A3B8;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-lg);
}

.site-footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.site-footer__link {
  color: #64748B;
  font-size: var(--font-size-sm);
  transition: color var(--transition);
}

.site-footer__link:hover {
  color: #F8FAFC;
}

.site-footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding-top: var(--space-xl);
  text-align: center;
  font-size: var(--font-size-xs);
  color: #475569;
}

@media (min-width: 768px) {
  .site-footer__grid {
    grid-template-columns: 2fr 1fr 1fr;
  }
}

/* ============================================================
   HERO SECTION — Rich gradient, spacious
   ============================================================ */
.hero {
  /* Deep multi-stop gradient: navy → indigo → emerald-tinted dark */
  background:
    radial-gradient(ellipse 80% 50% at 20% 80%, rgba(99, 102, 241, 0.15) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 80% 20%, rgba(16, 185, 129, 0.12) 0%, transparent 50%),
    radial-gradient(ellipse 50% 60% at 50% 50%, rgba(99, 102, 241, 0.08) 0%, transparent 70%),
    linear-gradient(135deg, #0F172A 0%, #1E1B4B 35%, #312E81 55%, #1E293B 80%, #0F172A 100%);
  color: #F8FAFC;
  padding: var(--space-5xl) 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

/* Subtle animated grain/shimmer overlay for depth */
.hero::before {
  content: "";
  position: absolute;
  inset: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(ellipse at 30% 20%, rgba(99, 102, 241, 0.18) 0%, transparent 50%),
              radial-gradient(ellipse at 70% 80%, rgba(16, 185, 129, 0.12) 0%, transparent 50%);
  animation: hero-glow 12s ease-in-out infinite alternate;
  pointer-events: none;
}

/* Soft noise texture for richness */
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");
  opacity: 0.4;
  pointer-events: none;
}

@keyframes hero-glow {
  0% { transform: translate(-5%, -5%) rotate(0deg); }
  100% { transform: translate(5%, 5%) rotate(3deg); }
}

/* Ensure hero content sits above pseudo-elements */
.hero > * {
  position: relative;
  z-index: 1;
}

.hero__title {
  font-size: var(--font-size-3xl);
  color: #F8FAFC;
  margin-bottom: var(--space-lg);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.hero__subtitle {
  font-size: var(--font-size-lg);
  color: #94A3B8;
  margin-bottom: var(--space-xl);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}

.hero__cta {
  display: inline-block;
  background: var(--color-primary);
  color: #fff;
  font-weight: 600;
  padding: var(--space-md) var(--space-2xl);
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
  transition: background var(--transition), box-shadow var(--transition);
}

.hero__cta:hover {
  background: var(--color-primary-dark);
  color: #fff;
  box-shadow: 0 4px 20px rgba(16, 185, 129, 0.3);
}

.hero__badge {
  display: inline-block;
  background: rgba(16, 185, 129, 0.12);
  color: var(--color-primary);
  font-size: var(--font-size-sm);
  font-weight: 600;
  padding: var(--space-xs) var(--space-lg);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-lg);
  border: 1px solid rgba(16, 185, 129, 0.2);
}

/* ============================================================
   HERO BADGE ANIMATION (selected: combo-high)
   ============================================================ */
.hero__badge--combo-high {
  position: relative;
  overflow: hidden;
  transform-origin: center;
  will-change: transform, box-shadow;
  animation: hero-badge-breathe-high 3.0s ease-in-out infinite;
}

.hero__badge--combo-high::after {
  content: "";
  position: absolute;
  top: -15%;
  left: -45%;
  width: 30%;
  height: 130%;
  transform: skewX(-20deg);
  background: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0) 0%,
    rgba(255, 255, 255, 0.22) 50%,
    rgba(255, 255, 255, 0) 100%
  );
  pointer-events: none;
  animation: hero-badge-shimmer-high 2.9s ease-in-out infinite;
}

@keyframes hero-badge-breathe-high {
  0%, 100% { transform: scale(1); box-shadow: 0 0 0 rgba(16, 185, 129, 0); }
  50% { transform: scale(1.05); box-shadow: 0 12px 28px rgba(16, 185, 129, 0.28); }
}

@keyframes hero-badge-shimmer-high {
  0%, 50% { left: -45%; opacity: 0; }
  62% { opacity: 1; }
  100% { left: 135%; opacity: 0; }
}

@media (min-width: 768px) {
  .hero {
    padding: var(--space-5xl) 0;
  }
  .hero__title {
    font-size: var(--font-size-5xl);
  }
}

/* ============================================================
   SEARCH / FILTER BAR
   ============================================================ */
.search-bar {
  max-width: 520px;
  margin: 0 auto var(--space-2xl);
  position: relative;
}

.search-bar__input {
  width: 100%;
  padding: var(--space-md) var(--space-lg);
  padding-left: 3rem;
  font-size: var(--font-size-base);
  font-family: var(--font-family);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-bg);
  transition: border-color var(--transition), box-shadow var(--transition);
  color: var(--color-text);
}

.search-bar__input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.12);
}

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

.search-bar__icon {
  position: absolute;
  left: var(--space-md);
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 18px;
  color: var(--color-text-muted);
  pointer-events: none;
}

.search-bar__count {
  text-align: center;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-top: var(--space-sm);
}

/* ============================================================
   VENDOR FILTER PILLS
   ============================================================ */
.vendor-filters {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-2xl);
}

.vendor-filters__pill {
  display: inline-block;
  padding: var(--space-xs) var(--space-lg);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-secondary);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  text-decoration: none;
  transition: background var(--transition), color var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.vendor-filters__pill:hover {
  color: var(--color-primary-dark);
  background: var(--color-primary-bg);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

/* ============================================================
   EXAM CARD GRID
   ============================================================ */
.exam-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

.exam-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  transition: box-shadow var(--transition-slow), transform var(--transition-slow);
  display: flex;
  flex-direction: column;
}

.exam-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

/* Vendor label — small colored badge, clickable link to vendor page */
.exam-card__vendor {
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
  text-decoration: none;
  transition: color var(--transition);
}

.exam-card__vendor:hover {
  color: var(--color-primary-dark);
  text-decoration: underline;
}

/* Exam code — the most scannable element */
.exam-card__title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  margin-bottom: var(--space-xs);
  line-height: 1.2;
}

.exam-card__title-link {
  color: var(--color-text);
  text-decoration: none;
  transition: color var(--transition);
}

.exam-card__title-link:hover {
  color: var(--color-primary);
}

/* Full exam name */
.exam-card__name {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.5;
}

.exam-card__cert {
  font-size: var(--font-size-xs);
  color: var(--color-primary-dark);
  font-style: italic;
  /* limit to 2 lines */
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Metadata line — single line, compact */
.exam-card__meta {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  padding-top: var(--space-md);
  /* flexible spacer that pushes actions row to the bottom */
  margin-top: auto;
}

/* Actions area — side-by-side buttons */
.exam-card__actions {
  display: flex;
  flex-direction: row;
  align-items: stretch;
  gap: var(--space-sm);
  padding-top: var(--space-lg);
  margin-top: var(--space-md);
  border-top: 1px solid var(--color-border-light);
}

.exam-card__actions form {
  flex: 1;
  min-width: 0;
  display: flex;
}

/* Shared button base — keeps both buttons identical in size */
.exam-card__sample-btn,
.exam-card__buy-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  font-weight: 600;
  font-size: var(--font-size-sm);
  padding: 0.625rem var(--space-sm);
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  text-decoration: none;
  line-height: 1.4;
  transition: background var(--transition), box-shadow var(--transition), border-color var(--transition), color var(--transition);
}

/* Secondary — Free Sample (left) */
.exam-card__sample-btn {
  background: var(--color-primary-bg);
  color: var(--color-primary-dark);
  border: 1px solid var(--color-primary-light);
}

.exam-card__sample-btn:hover {
  background: var(--color-primary-light);
  border-color: var(--color-primary);
  color: var(--color-primary-dark);
}

/* Primary — Full Version (right) */
.exam-card__buy-btn {
  background: var(--color-primary);
  color: #fff;
}

.exam-card__buy-btn:hover {
  background: var(--color-primary-dark);
  box-shadow: 0 2px 12px rgba(16, 185, 129, 0.25);
}

/* Icon inside action buttons */
.exam-card__btn-icon {
  width: 15px;
  height: 15px;
  flex-shrink: 0;
}

/* Hidden by search filter */
.exam-card[hidden] {
  display: none;
}

@media (min-width: 480px) {
  .exam-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .exam-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ============================================================
   TRUST SIGNALS
   ============================================================ */
.trust-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-lg);
  text-align: center;
}

.trust-item {
  flex: 1 1 100%;
  padding: var(--space-xl);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: box-shadow var(--transition);
}

.trust-item:hover {
  box-shadow: var(--shadow-sm);
}

.trust-item__icon {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-md);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: var(--color-primary-bg);
  color: var(--color-primary);
  border-radius: var(--radius-md);
  margin-left: auto;
  margin-right: auto;
}

.trust-item__icon svg {
  display: block;
  flex-shrink: 0;
}

.trust-item__title {
  font-size: var(--font-size-base);
  font-weight: 600;
  margin-bottom: var(--space-xs);
  color: var(--color-text);
}

.trust-item__text {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.5;
}

@media (min-width: 480px) {
  .trust-item {
    flex: 0 1 calc(50% - var(--space-lg) / 2);
  }
}

@media (min-width: 768px) {
  .trust-item {
    flex: 0 1 calc(33.333% - var(--space-lg) * 2 / 3);
  }
}

/* ============================================================
   EXAM DETAIL PAGE
   ============================================================ */
.exam-header {
  background: var(--color-bg-dark);
  color: #F8FAFC;
  padding: var(--space-3xl) 0;
}

.exam-header__vendor {
  font-size: var(--font-size-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.exam-header__title {
  font-size: var(--font-size-2xl);
  color: #F8FAFC;
  margin-bottom: var(--space-md);
  letter-spacing: -0.02em;
}

.exam-header__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-lg);
  font-size: var(--font-size-sm);
  color: #94A3B8;
  margin-bottom: var(--space-lg);
}

.exam-header__meta-item {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.exam-header__discount {
  color: var(--color-primary);
  font-weight: 600;
}

@media (min-width: 768px) {
  .exam-header {
    padding: var(--space-4xl) 0;
  }
  .exam-header__title {
    font-size: var(--font-size-3xl);
  }
}

/* Buy CTA — pricing card style (Dagster-inspired) */
.buy-cta {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  text-align: center;
  margin-bottom: var(--space-2xl);
  transition: box-shadow var(--transition);
}

.buy-cta:hover {
  box-shadow: var(--shadow-md);
}

.buy-cta__price {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
  letter-spacing: -0.03em;
}

.buy-cta__includes {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-xl);
}

.buy-cta__button {
  display: inline-block;
  background: var(--color-primary);
  color: #fff;
  font-weight: 600;
  font-size: var(--font-size-base);
  padding: var(--space-md) var(--space-2xl);
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: background var(--transition), box-shadow var(--transition);
}

.buy-cta__button:hover {
  background: var(--color-primary-dark);
  box-shadow: 0 4px 20px rgba(16, 185, 129, 0.3);
}

/* ============================================================
   SAMPLE QUESTIONS
   ============================================================ */
.questions-section__title {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-sm);
  border-bottom: 2px solid var(--color-primary);
  letter-spacing: -0.02em;
}

.question-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  margin-bottom: var(--space-lg);
}

.question-card__number {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.question-card__text {
  font-size: var(--font-size-base);
  margin-bottom: var(--space-md);
  white-space: pre-line;
  line-height: 1.7;
}

.question-card__image {
  max-width: 100%;
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
  border: 1px solid var(--color-border-light);
}

.question-card__answers {
  margin-bottom: var(--space-md);
}

.answer-option {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  padding: var(--space-sm) var(--space-md);
  margin-bottom: var(--space-sm);
  font-size: var(--font-size-sm);
  transition: background var(--transition), border-color var(--transition);
}

/* Highlighted correct answer when revealed */
.answer-option--correct {
  background: var(--color-success-light);
  border-color: var(--color-success);
}

/* Show/Hide answer toggle using <details> */
.question-card__reveal {
  border: none;
  margin-top: var(--space-md);
}

.question-card__reveal > summary {
  display: inline-block;
  background: var(--color-bg-dark);
  color: #F8FAFC;
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--radius-md);
  cursor: pointer;
  font-weight: 600;
  font-size: var(--font-size-sm);
  transition: background var(--transition);
  list-style: none;
}

.question-card__reveal > summary::-webkit-details-marker {
  display: none;
}

.question-card__reveal > summary:hover {
  background: #1E293B;
}

.question-card__reveal[open] > summary {
  margin-bottom: var(--space-md);
}

.question-card__correct {
  background: var(--color-success-light);
  border-left: 3px solid var(--color-success);
  padding: var(--space-md);
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-sm);
  font-size: var(--font-size-sm);
  /* white-space: pre-line; */
}

.question-card__explanation {
  background: var(--color-warning-light);
  border-left: 3px solid var(--color-warning);
  padding: var(--space-md);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  /* white-space: pre-line; */
  line-height: 1.6;
}

/* ============================================================
   BREADCRUMBS
   ============================================================ */
.breadcrumbs {
  font-size: var(--font-size-sm);
  color: #64748B;
  margin-bottom: var(--space-lg);
}

.breadcrumbs a {
  color: #94A3B8;
  transition: color var(--transition);
}

.breadcrumbs a:hover {
  color: #F8FAFC;
}

.breadcrumbs__sep {
  margin: 0 var(--space-sm);
  color: #475569;
}

/* ============================================================
   FAQ ACCORDION (using <details>)
   ============================================================ */
.faq-list {
  max-width: var(--container-narrow);
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
}

.faq-item > summary {
  padding: var(--space-xl) 0;
  font-weight: 600;
  font-size: var(--font-size-lg);
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--color-text);
  transition: color var(--transition);
}

.faq-item > summary:hover {
  color: var(--color-primary);
}

.faq-item > summary::-webkit-details-marker {
  display: none;
}

.faq-item > summary::after {
  content: "+";
  font-size: var(--font-size-xl);
  color: var(--color-text-muted);
  flex-shrink: 0;
  margin-left: var(--space-md);
  transition: color var(--transition);
  font-weight: 300;
}

.faq-item[open] > summary::after {
  content: "\2212";
}

.faq-item > summary:hover::after {
  color: var(--color-primary);
}

.faq-item__answer {
  padding-bottom: var(--space-xl);
  color: var(--color-text-secondary);
  font-size: var(--font-size-base);
  line-height: 1.7;
}

/* ============================================================
   CONTENT PAGES (terms, privacy, contact, faq)
   ============================================================ */
.content-page {
  padding: var(--space-4xl) 0;
}

.content-page__header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.content-page__title {
  font-size: var(--font-size-3xl);
  letter-spacing: -0.03em;
}

.content-page__updated {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-top: var(--space-sm);
}

.content-section {
  margin-bottom: var(--space-2xl);
}

.content-section__title {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-md);
  color: var(--color-text);
}

.content-section__body {
  color: var(--color-text-secondary);
  line-height: 1.7;
}

.content-section__body ul {
  list-style: disc;
  padding-left: var(--space-lg);
  margin-top: var(--space-sm);
}

.content-section__body li {
  margin-bottom: var(--space-sm);
}

/* ============================================================
   CONTACT INFO
   ============================================================ */
.contact-info {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  max-width: var(--container-narrow);
  margin: 0 auto;
}

.contact-info__item {
  margin-bottom: var(--space-lg);
}

.contact-info__item:last-child {
  margin-bottom: 0;
}

.contact-info__label {
  font-weight: 600;
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: block;
  margin-bottom: var(--space-xs);
}

.contact-info__value {
  font-size: var(--font-size-lg);
  color: var(--color-text);
}

/* ============================================================
   SUCCESS PAGE
   ============================================================ */
.success-page {
  text-align: center;
  padding: var(--space-4xl) 0;
}

.success-page__icon {
  font-size: 3.5rem;
  margin-bottom: var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 72px;
  height: 72px;
  background: var(--color-primary-bg);
  color: var(--color-primary);
  border-radius: var(--radius-full);
  margin-left: auto;
  margin-right: auto;
}

.success-page__title {
  color: var(--color-primary);
  letter-spacing: -0.02em;
}

.success-page__subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-2xl);
}

.download-card {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  max-width: 500px;
  margin: 0 auto var(--space-2xl);
  text-align: left;
}

.download-card__title {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-lg);
}

.download-card__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.download-link {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  background: var(--color-bg-dark);
  color: #F8FAFC;
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-md);
  font-weight: 600;
  transition: background var(--transition);
}

.download-link:hover {
  background: #1E293B;
  color: #F8FAFC;
}

.success-page__email-notice {
  background: var(--color-primary-bg);
  border: 1px solid var(--color-primary-light);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  max-width: 500px;
  margin: 0 auto var(--space-2xl);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

/* ============================================================
   CANCEL PAGE
   ============================================================ */
.cancel-page {
  text-align: center;
  padding: var(--space-4xl) 0;
}

.cancel-page__icon {
  font-size: 3.5rem;
  margin-bottom: var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 72px;
  height: 72px;
  background: var(--color-warning-light);
  color: var(--color-warning);
  border-radius: var(--radius-full);
  margin-left: auto;
  margin-right: auto;
}

.cancel-page__title {
  color: var(--color-warning);
}

/* ============================================================
   BUTTONS (shared)
   ============================================================ */
.btn {
  display: inline-block;
  padding: var(--space-md) var(--space-2xl);
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: var(--font-size-base);
  text-align: center;
  transition: background var(--transition), box-shadow var(--transition);
  text-decoration: none;
}

.btn--primary {
  background: var(--color-primary);
  color: #fff;
}

.btn--primary:hover {
  background: var(--color-primary-dark);
  color: #fff;
  box-shadow: 0 4px 20px rgba(16, 185, 129, 0.3);
}

.btn--accent {
  background: var(--color-accent);
  color: #fff;
}

.btn--accent:hover {
  background: var(--color-accent-dark);
  color: #fff;
}

/* ============================================================
   EXAM DETAIL — INLINE FAQ
   ============================================================ */
.exam-faq {
  margin-top: var(--space-2xl);
}

.exam-faq__title {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-sm);
  border-bottom: 2px solid var(--color-primary);
  letter-spacing: -0.02em;
}

/* ============================================================
   EXAM DETAIL — ENRICHED SECTIONS
   ============================================================ */
.exam-overview {
  margin-bottom: var(--space-2xl);
}

.exam-overview h2 {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-md);
  letter-spacing: -0.02em;
}

.exam-includes {
  margin-bottom: var(--space-2xl);
}

.exam-includes h2 {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-lg);
  letter-spacing: -0.02em;
}

.includes-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

@media (min-width: 640px) {
  .includes-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.includes-item {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
}

.includes-item strong {
  display: block;
  margin-bottom: var(--space-xs);
  color: var(--color-text);
}

.includes-item p {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin: 0;
}

.exam-certification {
  background: var(--color-primary-bg);
  border: 1px solid var(--color-primary-light);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  margin-bottom: var(--space-2xl);
}

.exam-certification h2 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-md);
  color: var(--color-primary-dark);
  letter-spacing: -0.02em;
}

.exam-certification a {
  color: var(--color-primary-dark);
  text-decoration: underline;
}

/* ----- Related Exams ----- */
.related-exams {
  margin-top: var(--space-2xl);
  padding-top: var(--space-2xl);
  border-top: 1px solid var(--color-border);
}

.related-exams h2 {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-lg);
  letter-spacing: -0.02em;
}

.related-exams__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-sm);
}

@media (min-width: 640px) {
  .related-exams__grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 1024px) {
  .related-exams__grid {
    grid-template-columns: 1fr 1fr 1fr;
  }
}

.related-exam-link {
  display: block;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-md) var(--space-lg);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.related-exam-link:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.related-exam-link strong {
  display: block;
  color: var(--color-text);
  margin-bottom: var(--space-xs);
}

.related-exam-link span {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

/* ============================================================
   VENDOR HUB PAGE
   ============================================================ */
.vendor-header {
  background: var(--color-bg-alt);
  padding: var(--space-3xl) 0;
  border-bottom: 1px solid var(--color-border);
}

.vendor-header__title {
  font-size: var(--font-size-3xl);
  letter-spacing: -0.03em;
  margin-bottom: var(--space-sm);
}

.vendor-header__subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  max-width: 640px;
}

.vendor-stats {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xl);
  margin-top: var(--space-lg);
}

.vendor-stat {
  text-align: center;
}

.vendor-stat__number {
  display: block;
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--color-primary);
}

.vendor-stat__label {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

/* ============================================================
   ABOUT PAGE
   ============================================================ */
.about-section {
  margin-bottom: var(--space-2xl);
}

.about-section h2 {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-md);
  letter-spacing: -0.02em;
}

.about-values {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  margin-top: var(--space-lg);
}

@media (min-width: 640px) {
  .about-values {
    grid-template-columns: 1fr 1fr;
  }
}

.about-value {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
}

.about-value strong {
  display: block;
  margin-bottom: var(--space-xs);
}

.about-value p {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin: 0;
}

.about-highlight {
  background: var(--color-primary-bg);
  border: 1px solid var(--color-primary-light);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  margin: var(--space-2xl) 0;
}

/* ============================================================
   BLOG
   ============================================================ */
.blog-header {
  background: var(--color-bg-alt);
  padding: var(--space-3xl) 0;
  border-bottom: 1px solid var(--color-border);
}

.blog-header__title {
  font-size: var(--font-size-3xl);
  letter-spacing: -0.03em;
  margin-bottom: var(--space-sm);
}

.blog-header__subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  max-width: 640px;
}

.blog-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

@media (min-width: 640px) {
  .blog-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 1024px) {
  .blog-grid {
    grid-template-columns: 1fr 1fr 1fr;
  }
}

.blog-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  transition: box-shadow var(--transition), border-color var(--transition);
}

.blog-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary);
}

.blog-card__category {
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.blog-card__title {
  font-size: var(--font-size-lg);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-sm);
}

.blog-card__title a {
  color: var(--color-text);
  text-decoration: none;
}

.blog-card__title a:hover {
  color: var(--color-primary);
}

.blog-card__excerpt {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-md);
}

.blog-card__meta {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

/* ----- Blog Article ----- */
.article-header {
  background: var(--color-bg-alt);
  padding: var(--space-3xl) 0;
  border-bottom: 1px solid var(--color-border);
}

.article-header__category {
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.article-header__title {
  font-size: var(--font-size-3xl);
  letter-spacing: -0.03em;
  margin-bottom: var(--space-md);
}

.article-header__meta {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.article-content {
  padding: var(--space-2xl) 0;
}

.article-content h2 {
  font-size: var(--font-size-2xl);
  letter-spacing: -0.02em;
  margin-top: var(--space-2xl);
  margin-bottom: var(--space-md);
}

.article-content h3 {
  font-size: var(--font-size-xl);
  margin-top: var(--space-xl);
  margin-bottom: var(--space-sm);
}

.article-content p {
  margin-bottom: var(--space-md);
}

.article-content ul,
.article-content ol {
  margin-bottom: var(--space-md);
  padding-left: var(--space-xl);
}

.article-content li {
  margin-bottom: var(--space-sm);
}

.article-content blockquote {
  border-left: 4px solid var(--color-primary);
  padding: var(--space-md) var(--space-lg);
  background: var(--color-bg-alt);
  margin: var(--space-lg) 0;
  font-style: italic;
  color: var(--color-text-secondary);
}

.article-content table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--space-lg) 0;
  font-size: var(--font-size-sm);
}

.article-content th,
.article-content td {
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--color-border);
  text-align: left;
}

.article-content th {
  background: var(--color-bg-alt);
  font-weight: 600;
}

.article-cta {
  background: var(--color-primary-bg);
  border: 1px solid var(--color-primary-light);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  text-align: center;
  margin: var(--space-2xl) 0;
}

.article-cta__title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.article-cta__text {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-lg);
}

/* ============================================================
   UTILITY CLASSES
   ============================================================ */
.price-original {
  text-decoration: line-through;
  text-decoration-thickness: 1px;
  text-decoration-color: rgba(231, 80, 5, 0.7);
  color: var(--color-error);
  font-weight: 400;
  font-size: 1em;
  /* margin-right: 0.3em; */
}

.price-current {
  font-size: 1.2em;
  font-weight: 700;
}

.text-center { text-align: center; }
.text-muted { color: var(--color-text-muted); }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }

/* ============================================================
   RESPONSIVE / REDUCED MOTION
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  * {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
  .hero__badge--combo-high,
  .hero__badge--combo-high::after {
    animation: none !important;
    transform: none !important;
  }
  html { scroll-behavior: auto; }
}