/* GradeCrow AI — Dedicated Paid Traffic Landing Page Stylesheet */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&family=Plus+Jakarta+Sans:wght@500;600;700;800;900&family=Caveat:wght@600;700&display=swap');

:root {
  /* GradeCrow Color Tokens */
  --color-primary: #00a991;
  --color-primary-hover: #009882;
  --color-primary-light: #e6f7f5;
  --color-primary-glow: rgba(0, 169, 145, 0.35);
  
  --bg-dark: #0f172a;
  --bg-dark-card: #1e293b;
  --bg-dark-border: rgba(255, 255, 255, 0.1);

  --text-main: #1F252E;
  --text-secondary: #5F6B7A;
  --text-muted: #8C9BAE;

  --bg-light: #F5F7F9;
  --card-light: #FFFFFF;

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-display: 'Plus Jakarta Sans', var(--font-sans);
  --font-handwriting: 'Caveat', cursive, sans-serif;

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

  --shadow-subtle: 0 4px 20px rgba(0,0,0,0.04);
  --shadow-elevated: 0 12px 36px rgba(0,0,0,0.08);
  --shadow-glow: 0 10px 40px rgba(0, 169, 145, 0.22);
}

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

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

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

/* ==========================================================================
   Header Navigation Bar
   ========================================================================== */
.landing-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.85);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.02), 0 4px 12px rgba(0, 0, 0, 0.03);
  transition: all 0.25s ease;
}

.header-container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0.65rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand-link {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  flex-shrink: 0;
}

.brand-badge {
  width: 36px;
  height: 36px;
  background: #ffffff;
  border: 1.5px solid #CBD5E1;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.04);
  flex-shrink: 0;
}

.brand-badge svg {
  width: 24px;
  height: 24px;
  display: block;
}

.brand-title-wrap {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  white-space: nowrap;
}

.brand-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.4px;
  color: var(--text-main);
  line-height: 1;
}

.brand-tag-pill {
  font-size: 0.65rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-primary);
  background: var(--color-primary-light);
  border: 1px solid rgba(0, 169, 145, 0.25);
  padding: 2px 6px;
  border-radius: 6px;
  line-height: 1.2;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.75rem;
  list-style: none;
}

.nav-link {
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
  transition: color 0.15s ease;
}

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

.nav-cta-btn {
  background: linear-gradient(135deg, #00A991 0%, #008f7a 100%);
  color: #ffffff;
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 700;
  padding: 0.5rem 1.1rem;
  border-radius: var(--radius-full);
  box-shadow: 0 2px 8px rgba(0, 169, 145, 0.28), inset 0 1px 0 rgba(255, 255, 255, 0.25);
  border: 1px solid rgba(0, 169, 145, 0.3);
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  white-space: nowrap;
  flex-shrink: 0;
  line-height: 1.2;
}

.nav-cta-btn:hover {
  background: linear-gradient(135deg, #00ba9f 0%, #009d86 100%);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(0, 169, 145, 0.38);
}

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

.cta-text-full {
  display: inline;
}

.cta-text-mobile {
  display: none;
}

.cta-arrow {
  font-size: 0.8rem;
  transition: transform 0.15s ease;
}

.nav-cta-btn:hover .cta-arrow {
  transform: translateX(2px);
}

/* ==========================================================================
   Hero Section (Dark Obsidian + Somhi Mint Glow)
   ========================================================================== */
.hero-section {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 60%, #0d2627 100%);
  color: white;
  padding: 4.5rem 1.5rem 5rem;
  position: relative;
  overflow: hidden;
}

.hero-bg-glow {
  position: absolute;
  top: -100px;
  right: -100px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(0, 169, 145, 0.28) 0%, rgba(0, 169, 145, 0) 70%);
  pointer-events: none;
}

.hero-container {
  max-width: 1240px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: 3rem;
  align-items: center;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(0, 169, 145, 0.16);
  border: 1px solid rgba(0, 169, 145, 0.35);
  color: #5eead4;
  font-size: 0.82rem;
  font-weight: 700;
  padding: 0.35rem 0.9rem;
  border-radius: var(--radius-full);
  margin-bottom: 1.25rem;
}

.hero-headline {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -1px;
  margin-bottom: 1.25rem;
  color: #ffffff;
}

.hero-headline span.gradient-text {
  background: linear-gradient(135deg, #2dd4bf 0%, #38bdf8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subheadline {
  font-size: 1.12rem;
  color: #94a3b8;
  line-height: 1.6;
  margin-bottom: 2rem;
  max-width: 540px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}

.btn-hero-primary {
  background: var(--color-primary);
  color: white;
  font-size: 1.05rem;
  font-weight: 800;
  padding: 0.9rem 1.8rem;
  border-radius: var(--radius-md);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  box-shadow: 0 8px 25px var(--color-primary-glow);
  transition: all 0.2s ease;
}

.btn-hero-primary:hover {
  background: var(--color-primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 12px 30px var(--color-primary-glow);
}

.btn-hero-secondary {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: white;
  font-size: 0.95rem;
  font-weight: 700;
  padding: 0.9rem 1.4rem;
  border-radius: var(--radius-md);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: all 0.2s ease;
}

.btn-hero-secondary:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.35);
}

.hero-trust-row {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  font-size: 0.82rem;
  color: #cbd5e1;
  flex-wrap: wrap;
}

.hero-trust-item {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-weight: 600;
}

/* Hero Live Preview Visual Card */
.hero-visual-card {
  background: rgba(30, 41, 59, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-xl);
  padding: 1.25rem;
  box-shadow: 0 20px 50px rgba(0,0,0,0.5);
  backdrop-filter: blur(16px);
  position: relative;
}

.hero-visual-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 0.85rem;
  margin-bottom: 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.hero-status-tag {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  font-weight: 700;
  color: #2dd4bf;
  background: rgba(45, 212, 191, 0.12);
  padding: 4px 10px;
  border-radius: 20px;
}

.hero-score-badge {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
  color: white;
  padding: 4px 14px;
  border-radius: 20px;
  font-weight: 900;
  font-size: 0.95rem;
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

.hero-paper-preview-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.preview-box {
  background: #ffffff;
  color: #1e293b;
  border-radius: var(--radius-md);
  padding: 1rem;
  font-size: 0.8rem;
  box-shadow: 0 4px 14px rgba(0,0,0,0.15);
}

.preview-box-title {
  font-weight: 800;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.handwriting-sample {
  font-family: var(--font-handwriting);
  font-size: 1.15rem;
  color: #1e3a8a;
  line-height: 1.4;
  background: #fffdf9;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  padding: 0.75rem;
  margin-top: 0.5rem;
  position: relative;
}

.eval-item {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.4rem 0;
  border-bottom: 1px dashed #e2e8f0;
  font-size: 0.78rem;
}

.eval-item:last-child {
  border-bottom: none;
}

.pill-hit {
  background: #d1fae5;
  color: #065f46;
  font-weight: 800;
  font-size: 0.7rem;
  padding: 2px 6px;
  border-radius: 4px;
  white-space: nowrap;
}

.pill-partial {
  background: #fef3c7;
  color: #92400e;
  font-weight: 800;
  font-size: 0.7rem;
  padding: 2px 6px;
  border-radius: 4px;
  white-space: nowrap;
}

/* ==========================================================================
   Section Layout & Headings
   ========================================================================== */
.section-wrapper {
  padding: 5rem 1.5rem;
  max-width: 1240px;
  margin: 0 auto;
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 3.5rem;
}

.section-eyebrow {
  font-size: 0.82rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  background: var(--color-primary-light);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  display: inline-block;
  margin-bottom: 0.75rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: 2.3rem;
  font-weight: 900;
  line-height: 1.25;
  letter-spacing: -0.5px;
  color: var(--text-main);
  margin-bottom: 0.85rem;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ==========================================================================
   3-Step "How It Works" Timeline
   ========================================================================== */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  position: relative;
}

.step-timeline-card {
  background: white;
  border: 1.5px solid #E2E8F0;
  border-radius: var(--radius-lg);
  padding: 2rem 1.75rem;
  box-shadow: var(--shadow-subtle);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.step-timeline-card:hover {
  transform: translateY(-6px);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-elevated);
}

.step-card-number {
  font-family: var(--font-display);
  font-size: 3.5rem;
  font-weight: 900;
  color: rgba(0, 169, 145, 0.12);
  position: absolute;
  top: 10px;
  right: 20px;
  line-height: 1;
}

.step-icon-wrapper {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: var(--color-primary-light);
  color: var(--color-primary);
  font-size: 1.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  box-shadow: 0 4px 12px rgba(0, 169, 145, 0.15);
}

.step-card-title {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 0.75rem;
  line-height: 1.3;
}

.step-card-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1.5rem;
  flex: 1;
}

.step-mock-preview {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: var(--radius-md);
  padding: 1rem;
  font-size: 0.8rem;
}

.mock-pill-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  background: #e0f2fe;
  color: #0369a1;
  border-radius: 4px;
  font-weight: 700;
  font-size: 0.75rem;
}

/* ==========================================================================
   Screenshots Showcase Tabs & Previews
   ========================================================================== */
.showcase-container {
  background: white;
  border: 1.5px solid #E2E8F0;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-elevated);
  overflow: hidden;
}

.showcase-tabs-nav {
  display: flex;
  background: #f8fafc;
  border-bottom: 1px solid #e2e8f0;
  padding: 0.75rem 0.75rem 0;
  gap: 0.5rem;
  overflow-x: auto;
}

.showcase-tab-btn {
  background: transparent;
  border: none;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-secondary);
  padding: 0.75rem 1.25rem;
  border-top-left-radius: var(--radius-md);
  border-top-right-radius: var(--radius-md);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  white-space: nowrap;
  transition: all 0.2s ease;
}

.showcase-tab-btn:hover {
  color: var(--text-main);
  background: rgba(0,0,0,0.03);
}

.showcase-tab-btn.active {
  background: white;
  color: var(--color-primary);
  border: 1px solid #e2e8f0;
  border-bottom-color: white;
  box-shadow: 0 -2px 8px rgba(0,0,0,0.03);
}

.showcase-tab-panel {
  padding: 2rem;
  display: none;
}

.showcase-tab-panel.active {
  display: block;
}

.screenshot-paper-frame {
  background: #f1f5f9;
  border: 1px solid #cbd5e1;
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: inset 0 2px 6px rgba(0,0,0,0.04);
}

.paper-header-strip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: white;
  border-radius: var(--radius-md);
  padding: 0.85rem 1.25rem;
  margin-bottom: 1rem;
  border: 1px solid #e2e8f0;
  box-shadow: var(--shadow-subtle);
}

.paper-title-text {
  font-weight: 800;
  font-size: 1.05rem;
  color: var(--text-main);
}

.paper-score-pill {
  background: #d1fae5;
  color: #065f46;
  font-weight: 800;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.88rem;
  white-space: nowrap;
  flex-shrink: 0;
}

/* Showcase Question Grid & Cards */
.scheme-questions-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.scheme-question-card {
  background: white;
  padding: 1.25rem;
  border-radius: 12px;
  border: 1px solid #e2e8f0;
}

.scheme-question-card.span-full {
  grid-column: span 2;
}

.scheme-question-card h4 {
  color: #00a991;
  font-size: 0.95rem;
  margin-bottom: 6px;
  line-height: 1.35;
}

.scheme-question-card p {
  font-size: 0.82rem;
  color: #475569;
  margin-bottom: 8px;
  line-height: 1.45;
}

.scheme-question-card .marking-key-box {
  font-size: 0.78rem;
  background: #f8fafc;
  padding: 8px 10px;
  border-radius: 6px;
  border-left: 3px solid #00a991;
  line-height: 1.45;
}

.handwriting-sheet-card {
  background: #fffdfa;
  border: 1.5px solid #cbd5e1;
  border-radius: 12px;
  padding: 1.25rem;
  margin-bottom: 1rem;
  position: relative;
}

.eval-breakdown-card {
  background: white;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  padding: 1rem;
}

.eval-breakdown-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.82rem;
  padding: 6px 0;
  border-bottom: 1px dashed #e2e8f0;
  gap: 0.75rem;
}

.eval-breakdown-row:last-child {
  border-bottom: none;
}

.table-responsive-wrapper {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: 8px;
  border: 1px solid #e2e8f0;
  background: white;
}

.showcase-gradebook-table {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
  background: white;
  font-size: 0.85rem;
}

.showcase-gradebook-table th,
.showcase-gradebook-table td {
  padding: 10px 12px;
  white-space: nowrap;
}

/* ==========================================================================
   Key Features Grid
   ========================================================================== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.feature-card {
  background: white;
  border: 1.5px solid #E2E8F0;
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow-subtle);
  transition: all 0.25s ease;
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-elevated);
}

.feature-icon-box {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--color-primary-light);
  color: var(--color-primary);
  font-size: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.feature-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 0.5rem;
}

.feature-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

/* ==========================================================================
   Pricing Section
   ========================================================================== */
.pricing-section-container {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
  align-items: stretch;
}

.landing-pricing-card {
  background: white;
  border: 1.5px solid #E2E8F0;
  border-radius: var(--radius-xl);
  padding: 2.25rem 1.75rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-subtle);
  position: relative;
  transition: all 0.25s ease;
}

.landing-pricing-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-elevated);
}

.landing-pricing-card.featured {
  border-color: var(--color-primary);
  box-shadow: 0 12px 36px rgba(0, 169, 145, 0.18);
  background: linear-gradient(180deg, #ffffff 0%, #f4fbf9 100%);
}

.pricing-popular-ribbon {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-primary);
  color: white;
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
  padding: 3px 12px;
  border-radius: var(--radius-full);
  letter-spacing: 0.05em;
}

.pricing-plan-name {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 0.35rem;
}

.pricing-plan-price {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--text-main);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.pricing-plan-price span {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.pricing-features-list {
  list-style: none;
  margin: 1.5rem 0 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.pricing-features-list li {
  font-size: 0.9rem;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.pricing-features-list li span.check-icon {
  color: var(--color-primary);
  font-weight: 900;
}

/* ==========================================================================
   FAQ Accordions
   ========================================================================== */
.faq-grid {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  background: white;
  border: 1.5px solid #E2E8F0;
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all 0.2s ease;
}

.faq-question-btn {
  width: 100%;
  background: transparent;
  border: none;
  padding: 1.25rem 1.5rem;
  text-align: left;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
}

.faq-answer-panel {
  padding: 0 1.5rem 1.25rem;
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
  display: none;
}

.faq-item.open .faq-answer-panel {
  display: block;
}

.faq-item.open {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-subtle);
}

/* ==========================================================================
   Final CTA Banner
   ========================================================================== */
.cta-banner-section {
  background: linear-gradient(135deg, #00a991 0%, #059669 100%);
  color: white;
  border-radius: var(--radius-xl);
  padding: 4rem 2rem;
  text-align: center;
  margin: 4rem auto;
  max-width: 1240px;
  box-shadow: 0 20px 50px rgba(0, 169, 145, 0.3);
  position: relative;
  overflow: hidden;
}

.cta-title {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 900;
  margin-bottom: 1rem;
  line-height: 1.2;
}

.cta-desc {
  font-size: 1.1rem;
  opacity: 0.92;
  max-width: 600px;
  margin: 0 auto 2rem;
}

.btn-cta-banner {
  background: white;
  color: #008370;
  font-size: 1.1rem;
  font-weight: 800;
  padding: 1rem 2.25rem;
  border-radius: var(--radius-full);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  box-shadow: 0 8px 25px rgba(0,0,0,0.15);
  transition: all 0.2s ease;
}

.btn-cta-banner:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(0,0,0,0.22);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.landing-footer {
  background: #0f172a;
  color: #94a3b8;
  padding: 4rem 1.5rem 2rem;
  border-top: 1px solid rgba(255,255,255,0.1);
}

.footer-container {
  max-width: 1240px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand-title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 800;
  color: white;
  margin-bottom: 0.75rem;
}

.footer-col-title {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: white;
  margin-bottom: 1rem;
}

.footer-links-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-links-list a {
  color: #94a3b8;
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.15s ease;
}

.footer-links-list a:hover {
  color: #2dd4bf;
}

.footer-bottom {
  max-width: 1240px;
  margin: 0 auto;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.1);
  text-align: center;
  font-size: 0.82rem;
  color: #64748b;
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-container { grid-template-columns: 1fr; }
  .hero-visual-card { display: none; }
  .steps-grid { grid-template-columns: 1fr; }
  .features-grid { grid-template-columns: 1fr 1fr; }
  .pricing-section-container { grid-template-columns: 1fr; }
  .footer-container { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  /* Header */
  .header-container {
    padding: 0.55rem 0.85rem;
    gap: 0.5rem;
  }
  .brand-badge {
    width: 32px;
    height: 32px;
    border-radius: 8px;
  }
  .brand-badge svg {
    width: 20px;
    height: 20px;
  }
  .brand-title {
    font-size: 1.08rem;
    letter-spacing: -0.3px;
  }
  .brand-tag-pill {
    font-size: 0.6rem;
    padding: 1.5px 5px;
  }
  .landing-header .nav-cta-btn {
    padding: 0.42rem 0.82rem;
    font-size: 0.78rem;
    gap: 0.35rem;
  }
  .landing-header .cta-text-full {
    display: none;
  }
  .landing-header .cta-text-mobile {
    display: inline;
  }
  .nav-links {
    display: none;
  }

  /* Hero Section */
  .hero-section {
    padding: 3rem 1rem 3.5rem;
  }
  .hero-headline {
    font-size: 2.1rem;
    line-height: 1.2;
    letter-spacing: -0.5px;
  }
  .hero-subheadline {
    font-size: 0.98rem;
    margin-bottom: 1.5rem;
  }
  .hero-actions {
    flex-direction: column;
    width: 100%;
    gap: 0.75rem;
  }
  .btn-hero-primary,
  .btn-hero-secondary {
    width: 100%;
    justify-content: center;
    text-align: center;
    font-size: 0.95rem;
    padding: 0.85rem 1.25rem;
  }
  .hero-trust-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.45rem;
  }

  /* Section Wrappers & Headings */
  .section-wrapper {
    padding: 3rem 1rem;
  }
  .section-header {
    margin-bottom: 2rem;
  }
  .section-title {
    font-size: 1.75rem;
    line-height: 1.25;
  }
  .section-desc {
    font-size: 0.95rem;
  }

  /* 3-Step "How It Works" */
  .steps-grid {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }
  .step-timeline-card {
    padding: 1.5rem 1.25rem;
  }
  .step-card-number {
    font-size: 2.75rem;
    right: 12px;
    top: 8px;
  }
  .step-icon-wrapper {
    width: 48px;
    height: 48px;
    font-size: 1.5rem;
    margin-bottom: 1rem;
  }
  .step-card-title {
    font-size: 1.15rem;
  }
  .step-card-desc {
    font-size: 0.9rem;
    margin-bottom: 1rem;
  }

  /* Showcase Tabs & Screenshots Preview (Mobile Fix) */
  .showcase-container {
    border-radius: 16px;
  }
  .showcase-tabs-nav {
    padding: 0.4rem 0.4rem 0;
    gap: 0.3rem;
  }
  .showcase-tab-btn {
    padding: 0.5rem 0.75rem;
    font-size: 0.76rem;
    gap: 0.35rem;
    flex-shrink: 0;
    border-top-left-radius: 8px;
    border-top-right-radius: 8px;
  }
  .showcase-tab-panel {
    padding: 0.65rem;
  }
  .screenshot-paper-frame {
    padding: 0.65rem;
    border-radius: 12px;
  }
  .paper-header-strip {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
    padding: 0.75rem 0.85rem;
  }
  .paper-title-text {
    font-size: 0.92rem;
    line-height: 1.35;
  }
  .paper-score-pill {
    font-size: 0.74rem;
    padding: 3px 9px;
    align-self: flex-start;
  }
  .scheme-questions-grid {
    grid-template-columns: 1fr !important;
    gap: 0.75rem;
  }
  .scheme-question-card.span-full {
    grid-column: span 1 !important;
  }
  .scheme-question-card {
    padding: 0.9rem;
  }
  .scheme-question-card h4 {
    font-size: 0.88rem;
  }
  .scheme-question-card p {
    font-size: 0.8rem;
  }
  .handwriting-sheet-card {
    padding: 0.85rem;
  }
  .handwriting-sheet-card .cursive-text {
    font-size: 1.05rem !important;
    line-height: 1.45 !important;
  }
  .eval-breakdown-card {
    padding: 0.75rem;
  }
  .eval-breakdown-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 3px;
    padding: 6px 0;
  }
  .eval-breakdown-row span:last-child {
    align-self: flex-start;
  }

  /* Features Grid */
  .features-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  .feature-card {
    padding: 1.25rem;
  }

  /* Pricing Cards */
  .pricing-section-container {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }
  .landing-pricing-card {
    padding: 1.5rem 1.25rem;
  }
  .pricing-plan-price {
    font-size: 2.1rem;
  }

  /* FAQ Items */
  .faq-question {
    padding: 1rem 1.1rem;
    font-size: 0.92rem;
  }
  .faq-answer {
    padding: 0 1.1rem 1rem;
    font-size: 0.85rem;
  }
}