/*
 * homepage.css - Landing page for unauthenticated users
 * Hero, App Preview, How it Works, Streak Motivation, Stats Preview, CTA
 */

/* ========================================
   Homepage / Landing Page
   ======================================== */

/* Brand colors from favicon */
:root {
  --brand-green: #4ade80;
  --brand-green-dark: #16a34a;
  --brand-green-light: #86efac;
  --brand-gradient: linear-gradient(135deg, #4ade80 0%, #16a34a 100%);
}

.homepage {
  min-height: 100vh;
  background: var(--bg-secondary);
}

/* Clean Hero Section with App Preview */
.hero-clean {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
  padding: var(--spacing-2xl) var(--spacing-lg);
  max-width: 1200px;
  margin: 0 auto;
  min-height: 80vh;
}

.hero-text {
  max-width: 500px;
}

.hero-title {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 800;
  color: var(--text-primary);
  margin: 0 0 var(--spacing-sm) 0;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.hero-tagline {
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--brand-green-dark);
  margin: 0 0 var(--spacing-lg) 0;
}

.hero-description {
  font-size: var(--font-size-base);
  color: var(--text-secondary);
  line-height: 1.7;
  margin: 0 0 var(--spacing-xl) 0;
}

.hero-cta {
  display: flex;
  gap: var(--spacing-md);
}

.btn-primary-green {
  display: inline-block;
  background: var(--brand-gradient);
  color: white;
  padding: var(--spacing-md) var(--spacing-xl);
  border-radius: var(--border-radius);
  font-weight: 600;
  font-size: var(--font-size-base);
  text-decoration: none;
  transition: all 0.2s ease;
  box-shadow: 0 4px 12px rgba(22, 163, 74, 0.25);
}

.btn-primary-green:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(22, 163, 74, 0.35);
}

.btn-secondary-outline {
  display: inline-block;
  background: transparent;
  color: var(--text-primary);
  padding: var(--spacing-md) var(--spacing-xl);
  border: 2px solid var(--border-color);
  border-radius: var(--border-radius);
  font-weight: 600;
  font-size: var(--font-size-base);
  text-decoration: none;
  transition: all 0.2s ease;
}

.btn-secondary-outline:hover {
  border-color: var(--brand-green);
  color: var(--brand-green-dark);
}

/* App Mockup */
.hero-preview {
  display: flex;
  justify-content: center;
}

.app-mockup {
  background: var(--bg-primary);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg), 0 0 60px rgba(22, 163, 74, 0.1);
  padding: var(--spacing-md);
  width: 100%;
  max-width: 480px;
  border: 1px solid var(--border-color);
}

.mockup-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: var(--spacing-sm);
  border-bottom: 1px solid var(--border-color);
  margin-bottom: var(--spacing-sm);
}

.mockup-title {
  font-weight: 700;
  color: var(--color-primary);
  font-size: var(--font-size-base);
}

.mockup-stats {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: var(--font-size-sm);
}

.stat-badge {
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 4px;
}

.stat-badge.stat-green {
  color: var(--brand-green-dark);
  background: rgba(74, 222, 128, 0.15);
}

.stat-badge.stat-warning {
  color: #f97316;
  background: rgba(253, 186, 116, 0.2);
}

.stat-badge.stat-accent {
  color: var(--color-primary);
  background: rgba(37, 99, 235, 0.1);
}

.stat-badge.stat-updating {
  animation: stat-pulse 0.3s ease-out;
}

@keyframes stat-pulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.2); }
  100% { transform: scale(1); }
}

.stat-label {
  color: var(--text-muted);
  font-size: 11px;
}

.mockup-week-nav {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) 0;
}

.week-label {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
}

.week-dates {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--text-primary);
  background: var(--brand-green-dark);
  color: white;
  padding: 2px 10px;
  border-radius: 20px;
}

.mockup-grid {
  margin-top: var(--spacing-sm);
}

.grid-header, .grid-row {
  display: grid;
  grid-template-columns: 80px repeat(7, 1fr);
  gap: 4px;
  margin-bottom: 4px;
}

.grid-cell {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  padding: 6px 4px;
}

.header-cell {
  color: var(--text-muted);
  font-weight: 500;
}

.header-cell.day-label {
  font-size: 10px;
}

.header-cell.weekend {
  color: var(--text-muted);
  opacity: 0.7;
}

.activity-name {
  justify-content: flex-start;
  font-weight: 500;
  color: var(--text-primary);
  font-size: 12px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.grid-cell.checkbox {
  width: 28px;
  height: 28px;
  border: 2px solid var(--border-color);
  border-radius: 6px;
  background: var(--bg-secondary);
  margin: 0 auto;
}

.grid-cell.checkbox.checked {
  background: var(--brand-green);
  border-color: var(--brand-green);
  position: relative;
}

.grid-cell.checkbox.checked::after {
  content: '';
  position: absolute;
  width: 6px;
  height: 10px;
  border: solid white;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
  top: 5px;
  animation: checkmark-appear 0.2s ease-out;
}

/* Auto-check animation */
.grid-cell.checkbox.checking {
  animation: checkbox-pop 0.3s ease-out;
  background: var(--brand-green);
  border-color: var(--brand-green);
}

@keyframes checkbox-pop {
  0% {
    transform: scale(1);
    background: var(--bg-secondary);
    border-color: var(--border-color);
  }
  50% {
    transform: scale(1.2);
    background: var(--brand-green);
    border-color: var(--brand-green);
  }
  100% {
    transform: scale(1);
    background: var(--brand-green);
    border-color: var(--brand-green);
  }
}

@keyframes checkmark-appear {
  0% {
    opacity: 0;
    transform: rotate(45deg) scale(0);
  }
  100% {
    opacity: 1;
    transform: rotate(45deg) scale(1);
  }
}

/* Benefits Section */
.benefits-section {
  padding: var(--spacing-2xl) var(--spacing-lg);
  background: var(--bg-primary);
  border-top: 1px solid var(--border-color);
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
  max-width: 1000px;
  margin: 0 auto;
}

/* How It Works Section */
.how-it-works {
  padding: var(--spacing-2xl) var(--spacing-lg);
  background: var(--bg-primary);
  border-top: 1px solid var(--border-color);
}

.section-title {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--text-primary);
  text-align: center;
  margin: 0 0 var(--spacing-xl) 0;
}

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-xl);
  max-width: 1000px;
  margin: 0 auto;
}

.step {
  text-align: center;
  padding: var(--spacing-lg);
}

.step-number {
  width: 40px;
  height: 40px;
  background: var(--brand-gradient);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: var(--font-size-lg);
  margin: 0 auto var(--spacing-md);
}

.step-content h3 {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 var(--spacing-sm) 0;
}

.step-content p {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  margin: 0 0 var(--spacing-md) 0;
  line-height: 1.6;
}

.step-visual {
  display: flex;
  justify-content: center;
}

.mini-input {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  padding: var(--spacing-sm) var(--spacing-md);
}

.input-icon {
  color: var(--brand-green-dark);
  font-weight: 700;
  font-size: var(--font-size-lg);
}

.input-text {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
}

.mini-checkboxes {
  display: flex;
  gap: 6px;
}

.mini-check {
  width: 24px;
  height: 24px;
  border: 2px solid var(--border-color);
  border-radius: 4px;
  background: var(--bg-secondary);
}

.mini-check.checked {
  background: var(--brand-green);
  border-color: var(--brand-green);
  position: relative;
}

.mini-check.checked::after {
  content: '';
  position: absolute;
  width: 5px;
  height: 9px;
  border: solid white;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
  top: 4px;
  left: 7px;
}

.mini-streak {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  background: linear-gradient(135deg, rgba(74, 222, 128, 0.1) 0%, rgba(22, 163, 74, 0.15) 100%);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius);
}

.streak-fire {
  font-size: var(--font-size-xl);
}

.streak-count {
  font-size: var(--font-size-2xl);
  font-weight: 800;
  color: var(--brand-green-dark);
}

/* Streak Motivation Section */
.streak-motivation {
  padding: var(--spacing-2xl) var(--spacing-lg);
  background: var(--bg-secondary);
}

.motivation-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
  max-width: 1100px;
  margin: 0 auto;
}

.motivation-text h2 {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 var(--spacing-md) 0;
}

.motivation-description {
  font-size: var(--font-size-base);
  color: var(--text-secondary);
  line-height: 1.7;
  margin: 0 0 var(--spacing-lg) 0;
}

.motivation-examples {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
}

.example-tag {
  background: var(--bg-tertiary);
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: 50px;
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
}

.motivation-conclusion {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--brand-green-dark);
  margin: 0;
}

/* Streak Calendar */
.streak-calendar {
  background: var(--bg-primary);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-md);
}

.calendar-month {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
  text-align: center;
}

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 6px;
  margin-bottom: var(--spacing-md);
}

.calendar-day {
  aspect-ratio: 1;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.calendar-day.completed {
  background: var(--brand-green);
  color: white;
}

.calendar-day.completed svg {
  width: 14px;
  height: 14px;
}

.calendar-day.current {
  background: var(--bg-tertiary);
  border: 2px dashed var(--border-color);
}

.calendar-day.future {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
}

.calendar-streak {
  text-align: center;
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--border-color);
}

.calendar-streak .streak-label {
  display: block;
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  margin-bottom: var(--spacing-xs);
}

.calendar-streak .streak-number {
  font-size: var(--font-size-xl);
  font-weight: 800;
  color: var(--brand-green-dark);
}

/* Procrastination Hero Section - The Diamond Feature */
.procrastination-hero {
  padding: var(--spacing-3xl) var(--spacing-lg);
  background: var(--bg-secondary);
}

.procrastination-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
  max-width: 1100px;
  margin: 0 auto;
  padding: var(--spacing-xl);
  background: linear-gradient(135deg, var(--brand-green-lightest) 0%, var(--bg-primary) 100%);
  border-radius: var(--border-radius-lg);
}

.procrastination-text h2 {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 var(--spacing-lg) 0;
  line-height: 1.3;
}

.procrastination-lead {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  line-height: 1.7;
  margin: 0 0 var(--spacing-xl) 0;
}

.procrastination-lead em {
  color: var(--brand-green-dark);
  font-style: normal;
  font-weight: 600;
}

.procrastination-example {
  background: var(--bg-primary);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.example-activity {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.example-activity .activity-name {
  font-weight: 700;
  font-size: var(--font-size-lg);
  color: var(--text-primary);
}

.example-activity .activity-planned {
  color: var(--text-muted);
  font-size: var(--font-size-sm);
}

.example-activity .activity-actual {
  color: var(--error);
  font-weight: 600;
  font-size: var(--font-size-base);
}

.procrastination-conclusion {
  font-size: var(--font-size-base);
  color: var(--text-secondary);
  font-style: italic;
  margin: 0;
}

.procrastination-visual {
  display: flex;
  justify-content: center;
}

.hour-chart {
  background: var(--bg-primary);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-md);
  width: 100%;
  max-width: 350px;
}

.chart-title {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--text-secondary);
  text-align: center;
  margin-bottom: var(--spacing-md);
}

.hour-bars {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  height: 120px;
  gap: 4px;
  margin-bottom: var(--spacing-md);
}

.hour-bar-container {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  height: 100%;
}

.hour-bar {
  width: 100%;
  background: var(--brand-gradient);
  border-radius: 3px 3px 0 0;
  margin-top: auto;
  transition: height 0.3s ease;
}

.hour-label {
  font-size: 9px;
  color: var(--text-muted);
  margin-top: 4px;
}

.chart-insight {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  background: var(--warning-light);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius);
  border: 1px solid var(--warning);
}

.insight-icon {
  font-size: var(--font-size-lg);
}

.insight-text {
  font-size: var(--font-size-sm);
  color: var(--text-primary);
  font-weight: 500;
}

@media (max-width: 768px) {
  .procrastination-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }

  .procrastination-visual {
    order: -1;
  }

  .hour-chart {
    max-width: 100%;
  }
}

/* Stats Preview Section */
.stats-preview {
  padding: var(--spacing-2xl) var(--spacing-lg);
  background: var(--bg-primary);
  border-top: 1px solid var(--border-color);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
  max-width: 1000px;
  margin: 0 auto;
}

.stat-card {
  background: var(--bg-secondary);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
  border: 1px solid var(--border-color);
}

.stat-card .stat-icon {
  width: 40px;
  height: 40px;
  background: var(--brand-gradient);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-md);
}

.stat-card .stat-icon svg {
  width: 20px;
  height: 20px;
  color: white;
}

.stat-card h3 {
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 var(--spacing-xs) 0;
}

.stat-card p {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  margin: 0 0 var(--spacing-md) 0;
  line-height: 1.5;
}

.stat-demo {
  margin-top: var(--spacing-sm);
}

.progress-bar {
  height: 8px;
  background: var(--bg-tertiary);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: var(--spacing-xs);
}

.progress-fill {
  height: 100%;
  background: var(--brand-gradient);
  border-radius: 4px;
}

.progress-label {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--brand-green-dark);
}

.time-bars {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.time-bar {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.time-bar .time-label {
  font-size: 11px;
  color: var(--text-muted);
  width: 60px;
  flex-shrink: 0;
}

.time-fill {
  height: 6px;
  border-radius: 3px;
}

.time-fill.morning {
  background: var(--brand-green);
}

.time-fill.afternoon {
  background: var(--color-warning);
}

.time-fill.evening {
  background: var(--color-purple);
}

.mini-chart {
  height: 50px;
  color: var(--brand-green-dark);
}

.mini-chart svg {
  width: 100%;
  height: 100%;
}

/* Principle Section */
.principle {
  padding: var(--spacing-2xl) var(--spacing-lg);
  background: var(--bg-tertiary);
}

.principle-quote {
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
  font-size: clamp(1.25rem, 3vw, 1.5rem);
  font-weight: 500;
  color: var(--text-primary);
  line-height: 1.6;
  font-style: italic;
}

/* Mobile PWA Section */
.mobile-pwa-section {
  padding: var(--spacing-2xl) var(--spacing-lg);
  background: var(--bg-primary);
  border-top: 1px solid var(--border-color);
}

.pwa-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
  max-width: 1100px;
  margin: 0 auto;
}

.pwa-mockup {
  display: flex;
  justify-content: center;
}

.phone-frame {
  background: var(--bg-tertiary);
  border-radius: 32px;
  padding: 8px;
  box-shadow: var(--shadow-lg), 0 0 40px rgba(0, 0, 0, 0.1);
  border: 2px solid var(--border-color);
  position: relative;
  width: 220px;
}

.phone-notch {
  width: 80px;
  height: 20px;
  background: var(--bg-tertiary);
  border-radius: 0 0 12px 12px;
  margin: 0 auto;
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
}

.phone-screen {
  background: var(--bg-primary);
  border-radius: 24px;
  padding: var(--spacing-sm);
  padding-top: var(--spacing-lg);
  min-height: 340px;
}

.pwa-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-md);
}

.pwa-title {
  font-weight: 700;
  color: var(--color-primary);
  font-size: var(--font-size-sm);
}

.pwa-stats-mini {
  display: flex;
  gap: var(--spacing-xs);
  align-items: center;
}

.pwa-stat {
  font-size: 11px;
  font-weight: 600;
  color: var(--color-primary);
}

.pwa-stat-done {
  font-size: 11px;
  font-weight: 700;
  color: var(--brand-green-dark);
}

.pwa-date-badge {
  text-align: center;
  background: var(--color-primary);
  color: white;
  font-size: var(--font-size-sm);
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 20px;
  margin-bottom: var(--spacing-md);
}

.pwa-table {
  background: var(--bg-secondary);
  border-radius: var(--border-radius);
  overflow: hidden;
  border: 1px solid var(--border-color);
}

.pwa-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm) var(--spacing-md);
  border-bottom: 1px solid var(--border-color);
}

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

.pwa-activity {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--text-primary);
}

.pwa-check {
  width: 26px;
  height: 26px;
  border: 2px solid var(--border-color);
  border-radius: 5px;
  background: var(--bg-primary);
}

.pwa-check.checked {
  background: var(--brand-green);
  border-color: var(--brand-green);
  position: relative;
}

.pwa-check.checked::after {
  content: '';
  position: absolute;
  width: 6px;
  height: 10px;
  border: solid white;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
  top: 5px;
  left: 8px;
}

.pwa-text-content h2 {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 var(--spacing-md) 0;
}

.pwa-description {
  font-size: var(--font-size-base);
  color: var(--text-secondary);
  line-height: 1.7;
  margin: 0 0 var(--spacing-lg) 0;
}

.pwa-features {
  list-style: none;
  padding: 0;
  margin: 0;
}

.pwa-features li {
  position: relative;
  padding-left: var(--spacing-lg);
  margin-bottom: var(--spacing-sm);
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  line-height: 1.5;
}

.pwa-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--brand-green);
  font-weight: 700;
}

/* About Me Section */
.about-me-section {
  padding: var(--spacing-2xl) var(--spacing-lg);
  background: var(--bg-primary);
  border-top: 1px solid var(--border-color);
}

.about-me-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
  max-width: 1100px;
  margin: 0 auto;
}

.about-me-story {
  padding: var(--spacing-lg);
}

.about-me-quote {
  font-size: var(--font-size-lg);
  color: var(--text-primary);
  line-height: 1.7;
  margin: 0 0 var(--spacing-lg) 0;
  font-style: italic;
  position: relative;
  padding-left: var(--spacing-lg);
  border-left: 3px solid var(--brand-green);
}

.about-me-author {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.about-me-name {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--text-primary);
}

.about-me-subtitle {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.about-me-visual {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-lg);
}

.about-me-profile {
  display: flex;
  justify-content: center;
}

.about-me-avatar {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  box-shadow: 0 4px 12px rgba(22, 163, 74, 0.25);
}

.about-me-stats {
  display: flex;
  gap: var(--spacing-xl);
  justify-content: center;
}

.about-me-stat {
  text-align: center;
}

.about-me-stat .mini-stat-value {
  display: block;
  font-size: var(--font-size-2xl);
  font-weight: 800;
  color: var(--brand-green-dark);
}

.about-me-stat .mini-stat-label {
  display: block;
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  margin-top: var(--spacing-xs);
}

/* Screenshot Gallery Section */
.gallery-section {
  padding: var(--spacing-2xl) var(--spacing-lg);
  background: var(--bg-secondary);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
  max-width: 1200px;
  margin: 0 auto;
}

.gallery-item {
  background: var(--bg-primary);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-color);
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  padding: 0;
  text-align: left;
  width: 100%;
}

.gallery-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.gallery-item img {
  width: 100%;
  height: auto;
  display: block;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  object-position: top left;
}

.gallery-caption {
  display: block;
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  text-align: center;
  font-weight: 500;
}

/* Lightbox Overlay */
.lightbox-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.95);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.lightbox-overlay.active {
  opacity: 1;
  visibility: visible;
}

.lightbox-close {
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-md);
  background: none;
  border: none;
  color: white;
  font-size: 2.5rem;
  cursor: pointer;
  padding: var(--spacing-sm);
  line-height: 1;
  opacity: 0.8;
  transition: opacity 0.2s ease;
  z-index: 10001;
}

.lightbox-close:hover {
  opacity: 1;
}

.lightbox-content {
  max-width: 90vw;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.lightbox-content img {
  max-width: 100%;
  max-height: 80vh;
  object-fit: contain;
  border-radius: var(--border-radius);
}

.lightbox-caption {
  color: white;
  font-size: var(--font-size-base);
  margin-top: var(--spacing-md);
  text-align: center;
}

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255, 255, 255, 0.1);
  border: none;
  color: white;
  font-size: 2rem;
  padding: var(--spacing-md) var(--spacing-lg);
  cursor: pointer;
  opacity: 0.7;
  transition: opacity 0.2s ease, background 0.2s ease;
  z-index: 10000;
}

.lightbox-nav:hover {
  opacity: 1;
  background: rgba(255, 255, 255, 0.2);
}

.lightbox-prev {
  left: var(--spacing-md);
  border-radius: var(--border-radius);
}

.lightbox-next {
  right: var(--spacing-md);
  border-radius: var(--border-radius);
}

@media (max-width: 640px) {
  .gallery-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }

  .lightbox-nav {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 1.5rem;
  }

  .lightbox-close {
    font-size: 2rem;
  }
}

/* CTA Section */
.cta-section {
  padding: var(--spacing-2xl) var(--spacing-lg);
  background: var(--bg-secondary);
  text-align: center;
}

.cta-title {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 var(--spacing-md) 0;
}

.cta-text {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  margin: 0 auto var(--spacing-xl) auto;
  max-width: 500px;
}

.btn-cta {
  display: inline-block;
  background: var(--brand-gradient);
  color: white;
  padding: var(--spacing-md) var(--spacing-2xl);
  border-radius: var(--border-radius);
  font-weight: 600;
  font-size: var(--font-size-lg);
  text-decoration: none;
  transition: all 0.2s ease;
  box-shadow: 0 4px 16px rgba(22, 163, 74, 0.3);
}

.btn-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(22, 163, 74, 0.4);
}

/* Homepage Footer */
.homepage-footer {
  padding: var(--spacing-xl) var(--spacing-lg);
  text-align: center;
  color: var(--text-muted);
  font-size: var(--font-size-sm);
  border-top: 1px solid var(--border-color);
  background: var(--bg-secondary);
}

.homepage-footer p {
  margin: 0;
}

.footer-language {
  margin-top: var(--spacing-sm);
}

.footer-language .language-link {
  color: var(--text-muted);
  text-decoration: none;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--border-radius);
  transition: color 0.2s, background-color 0.2s;
}

.footer-language .language-link:hover {
  color: var(--text-primary);
  background-color: var(--bg-tertiary);
}

/* Dark Mode for Homepage */
@media (prefers-color-scheme: dark) {
  html:not([data-theme="light"]) .hero-tagline,
  html:not([data-theme="light"]) .motivation-conclusion,
  html:not([data-theme="light"]) .streak-count,
  html:not([data-theme="light"]) .calendar-streak .streak-number,
  html:not([data-theme="light"]) .progress-label,
  html:not([data-theme="light"]) .about-me-stat .mini-stat-value {
    color: var(--brand-green);
  }

  html:not([data-theme="light"]) .app-mockup {
    box-shadow: var(--shadow-lg), 0 0 60px rgba(74, 222, 128, 0.1);
  }
}

[data-theme="dark"] .hero-tagline,
[data-theme="dark"] .motivation-conclusion,
[data-theme="dark"] .streak-count,
[data-theme="dark"] .calendar-streak .streak-number,
[data-theme="dark"] .progress-label,
[data-theme="dark"] .about-me-stat .mini-stat-value {
  color: var(--brand-green);
}

[data-theme="dark"] .app-mockup {
  box-shadow: var(--shadow-lg), 0 0 60px rgba(74, 222, 128, 0.1);
}

/* Mobile Responsive */
@media (max-width: 900px) {
  .hero-clean {
    grid-template-columns: 1fr;
    text-align: center;
    gap: var(--spacing-xl);
    min-height: auto;
    padding: var(--spacing-xl) var(--spacing-md);
  }

  .hero-text {
    max-width: 100%;
  }

  .hero-cta {
    justify-content: center;
  }

  .motivation-content,
  .pwa-content,
  .about-me-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .about-me-story {
    order: -1;
  }

  .about-me-quote {
    text-align: left;
  }

  .pwa-text-content {
    order: -1;
  }

  .pwa-features {
    text-align: left;
    max-width: 280px;
    margin: 0 auto;
  }

  .motivation-examples {
    justify-content: center;
  }
}

@media (max-width: 640px) {
  .hero-cta {
    flex-direction: column;
    align-items: center;
  }

  .btn-primary-green,
  .btn-secondary-outline {
    width: 100%;
    max-width: 280px;
    text-align: center;
  }

  .steps {
    gap: var(--spacing-lg);
  }

  .step {
    padding: var(--spacing-md);
  }

  .stats-grid,
  .benefits-grid {
    gap: var(--spacing-md);
  }

  .benefits-section,
  .how-it-works,
  .streak-motivation,
  .stats-preview,
  .mobile-pwa-section,
  .about-me-section,
  .principle,
  .cta-section {
    padding: var(--spacing-xl) var(--spacing-md);
  }

  .about-me-stats {
    flex-direction: column;
    gap: var(--spacing-md);
  }

  .about-me-stat .mini-stat-value {
    font-size: var(--font-size-xl);
  }

  .phone-frame {
    width: 200px;
  }

  .phone-screen {
    min-height: 300px;
  }

  .slot {
    width: 40px;
    height: 40px;
    font-size: var(--font-size-base);
  }

  .app-mockup {
    padding: var(--spacing-sm);
  }

  .grid-header, .grid-row {
    grid-template-columns: 60px repeat(7, 1fr);
  }

  .grid-cell.checkbox {
    width: 22px;
    height: 22px;
  }

  .activity-name {
    font-size: 10px;
  }
}