/* =========================================================
   PureRead — Stylesheet
   Design Language: Warm, clean, privacy-focused golden accent
   ========================================================= */

/* ---------------------------------------------------------
   CSS Custom Properties — Light Theme (default)
   --------------------------------------------------------- */
:root {
  /* Colors */
  --bg-primary: #FFFBF5;
  --bg-secondary: #F5F0E8;
  --bg-tertiary: #EDE8DF;
  --bg-card: #FFFFFF;
  --bg-code: #F0EBE3;

  --text-primary: #1A1A1A;
  --text-secondary: #4A4A4A;
  --text-muted: #6B6B6B;
  --text-inverse: #FFFFFF;

  --accent-green: #F0C21E;
  --accent-green-light: #FFD94A;
  --accent-green-bg: #FFF3BF;
  --accent-green-border: #E4BD32;

  --border-color: rgba(0, 0, 0, 0.08);
  --border-strong: rgba(0, 0, 0, 0.15);

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06), 0 2px 6px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.08), 0 4px 12px rgba(0, 0, 0, 0.05);

  /* Privacy section */
  --privacy-bg: #16294A;
  --privacy-text: #FFF6D6;
  --privacy-card-bg: rgba(255, 255, 255, 0.06);
  --privacy-border: rgba(255, 217, 74, 0.28);

  /* Typography */
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-serif: Georgia, "Times New Roman", serif;
  --font-mono: "SF Mono", "Fira Code", "Fira Mono", "Roboto Mono", monospace;

  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  --text-5xl: 3rem;
  --text-6xl: 3.75rem;

  --leading-tight: 1.25;
  --leading-snug: 1.375;
  --leading-normal: 1.5;
  --leading-relaxed: 1.625;
  --leading-loose: 1.875;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* Borders */
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-base: 0.2s ease;
  --transition-slow: 0.3s ease;

  /* Layout */
  --container-sm: 640px;
  --container-md: 768px;
  --container-lg: 1024px;
  --container-xl: 1200px;
  --container-2xl: 1400px;
}

/* ---------------------------------------------------------
   Dark Theme
   --------------------------------------------------------- */
[data-theme="dark"] {
  --bg-primary: #1C1C1E;
  --bg-secondary: #2C2C2E;
  --bg-tertiary: #3A3A3C;
  --bg-card: #2C2C2E;
  --bg-code: #3A3A3C;

  --text-primary: #E5E5E7;
  --text-secondary: #AEAEB2;
  --text-muted: #8E8E93;
  --text-inverse: #1C1C1E;

  --accent-green: #F4C61E;
  --accent-green-light: #FFD94A;
  --accent-green-bg: #4A3C12;
  --accent-green-border: #8A6C16;

  --border-color: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.15);

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3), 0 1px 2px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.3), 0 2px 6px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.4), 0 4px 12px rgba(0, 0, 0, 0.3);

  --privacy-bg: #101C31;
  --privacy-card-bg: rgba(255, 255, 255, 0.04);
  --privacy-border: rgba(244, 198, 30, 0.24);
}

/* Auto dark mode via prefers-color-scheme */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg-primary: #1C1C1E;
    --bg-secondary: #2C2C2E;
    --bg-tertiary: #3A3A3C;
    --bg-card: #2C2C2E;
    --bg-code: #3A3A3C;

    --text-primary: #E5E5E7;
    --text-secondary: #AEAEB2;
    --text-muted: #8E8E93;
    --text-inverse: #1C1C1E;

    --accent-green: #F4C61E;
    --accent-green-light: #FFD94A;
    --accent-green-bg: #4A3C12;
    --accent-green-border: #8A6C16;

    --border-color: rgba(255, 255, 255, 0.08);
    --border-strong: rgba(255, 255, 255, 0.15);

    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3), 0 1px 2px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.3), 0 2px 6px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.4), 0 4px 12px rgba(0, 0, 0, 0.3);

    --privacy-bg: #101C31;
    --privacy-card-bg: rgba(255, 255, 255, 0.04);
    --privacy-border: rgba(244, 198, 30, 0.24);
  }
}

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

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

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  color: var(--text-primary);
  background-color: var(--bg-primary);
  transition: background-color var(--transition-fast), color var(--transition-fast);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: var(--accent-green);
  text-decoration: none;
  transition: color var(--transition-base), opacity var(--transition-base);
}

a:hover {
  color: var(--accent-green-light);
  text-decoration: underline;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-sans);
  line-height: var(--leading-tight);
  color: var(--text-primary);
  font-weight: 700;
}

p {
  color: var(--text-secondary);
  line-height: var(--leading-relaxed);
}

ul, ol {
  list-style: none;
}

button {
  font-family: var(--font-sans);
  cursor: pointer;
  border: none;
  background: none;
}

/* ---------------------------------------------------------
   Layout Utilities
   --------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-xl);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-6);
  padding-right: var(--space-6);
}

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

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

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

.section {
  padding-top: var(--space-20);
  padding-bottom: var(--space-20);
}

.section--sm {
  padding-top: var(--space-12);
  padding-bottom: var(--space-12);
}

.section--lg {
  padding-top: var(--space-24);
  padding-bottom: var(--space-24);
}

.section-label {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-green);
  background-color: var(--accent-green-bg);
  border: 1px solid var(--accent-green-border);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-4);
}

.section-title {
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-4);
  line-height: var(--leading-tight);
}

.section-subtitle {
  font-size: var(--text-lg);
  color: var(--text-secondary);
  line-height: var(--leading-relaxed);
  max-width: 600px;
}

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

.text-center .section-subtitle {
  margin-left: auto;
  margin-right: auto;
}

/* ---------------------------------------------------------
   Navigation Header
   --------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--bg-primary);
  border-bottom: 1px solid var(--border-color);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: background-color var(--transition-fast), border-color var(--transition-fast);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: var(--space-6);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--accent-green);
  text-decoration: none;
  flex-shrink: 0;
}

.nav-logo:hover {
  opacity: 0.85;
  text-decoration: none;
  color: var(--accent-green);
}

.nav-logo svg {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  list-style: none;
}

.nav-links a {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition-base);
  white-space: nowrap;
}

.nav-links a:hover {
  color: var(--text-primary);
  text-decoration: none;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}

/* Theme Toggle */
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  cursor: pointer;
  transition: background-color var(--transition-base), color var(--transition-base), border-color var(--transition-base);
  font-size: var(--text-sm);
}

.theme-toggle:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

.theme-toggle svg {
  width: 16px;
  height: 16px;
}

.theme-toggle .icon-moon { display: none; }
.theme-toggle .icon-sun { display: block; }

[data-theme="dark"] .theme-toggle .icon-moon { display: block; }
[data-theme="dark"] .theme-toggle .icon-sun { display: none; }

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme-toggle .icon-moon { display: block; }
  :root:not([data-theme="light"]) .theme-toggle .icon-sun { display: none; }
}

/* ---------------------------------------------------------
   Buttons
   --------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 600;
  line-height: 1;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
  white-space: nowrap;
  padding: 0.625rem var(--space-5);
  border-radius: var(--radius-md);
}

.btn--primary {
  background-color: var(--accent-green);
  color: #FFFFFF;
  box-shadow: 0 1px 3px rgba(46, 125, 50, 0.3);
}

.btn--primary:hover {
  background-color: var(--accent-green-light);
  color: #FFFFFF;
  text-decoration: none;
  box-shadow: 0 4px 12px rgba(46, 125, 50, 0.35);
  transform: translateY(-1px);
}

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

.btn--secondary {
  background-color: transparent;
  color: var(--text-primary);
  border: 1.5px solid var(--border-strong);
}

.btn--secondary:hover {
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  text-decoration: none;
  border-color: var(--text-muted);
}

.btn--ghost {
  background: transparent;
  color: var(--accent-green);
  border: 1.5px solid var(--accent-green-border);
}

.btn--ghost:hover {
  background: var(--accent-green-bg);
  color: var(--accent-green);
  text-decoration: none;
}

.btn--lg {
  font-size: var(--text-base);
  padding: var(--space-4) var(--space-8);
  border-radius: var(--radius-lg);
}

.btn--sm {
  font-size: var(--text-xs);
  padding: var(--space-2) var(--space-4);
}

.btn svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

/* ---------------------------------------------------------
   Hero Section
   --------------------------------------------------------- */
.hero {
  padding-top: var(--space-20);
  padding-bottom: var(--space-16);
  text-align: center;
  background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--accent-green);
  background: var(--accent-green-bg);
  border: 1px solid var(--accent-green-border);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-6);
  letter-spacing: 0.05em;
}

.hero-badge::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-green);
  flex-shrink: 0;
}

.hero-headline {
  font-size: clamp(var(--text-4xl), 6vw, var(--text-6xl));
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-bottom: var(--space-6);
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.hero-subheadline {
  font-size: var(--text-xl);
  color: var(--text-secondary);
  line-height: var(--leading-relaxed);
  max-width: 580px;
  margin: 0 auto var(--space-10);
}

.hero-ctas {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-bottom: var(--space-16);
}

/* ---------------------------------------------------------
   Before / After CSS Mockup
   --------------------------------------------------------- */
.mockup-wrapper {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: var(--space-6);
  max-width: 900px;
  margin: 0 auto;
  position: relative;
}

.mockup-wrapper::before {
  content: '→';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: var(--text-2xl);
  color: var(--text-muted);
  z-index: 2;
  background: var(--bg-primary);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-full);
  border: 2px solid var(--border-color);
  box-shadow: var(--shadow-sm);
}

.mockup-card {
  flex: 1;
  min-width: 0;
  max-width: 400px;
  background: var(--bg-card);
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.mockup-card-label {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: var(--space-2) var(--space-4);
  text-align: center;
}

.mockup-card--before .mockup-card-label {
  background: #FFF3E0;
  color: #E65100;
  border-bottom: 1px solid #FFE0B2;
}

[data-theme="dark"] .mockup-card--before .mockup-card-label,
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .mockup-card--before .mockup-card-label {
    background: #2D1B00;
    color: #FFB74D;
    border-bottom-color: #3D2500;
  }
}

.mockup-card--after .mockup-card-label {
  background: var(--accent-green-bg);
  color: var(--accent-green);
  border-bottom: 1px solid var(--accent-green-border);
}

/* Browser chrome top bar */
.mockup-chrome {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  padding: var(--space-2) var(--space-3);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.mockup-dots {
  display: flex;
  gap: 5px;
}

.mockup-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
}

.mockup-dot:nth-child(1) { background: #FF5F57; }
.mockup-dot:nth-child(2) { background: #FEBC2E; }
.mockup-dot:nth-child(3) { background: #28C840; }

.mockup-url-bar {
  flex: 1;
  height: 20px;
  background: var(--bg-primary);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
}

.mockup-body {
  padding: var(--space-3);
  min-height: 220px;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

/* Before: cluttered page blocks */
.mockup-nav-bar {
  height: 28px;
  background: #1565C0;
  border-radius: var(--radius-sm);
  opacity: 0.85;
}

.mockup-banner-ad {
  height: 40px;
  background: linear-gradient(90deg, #FF7043, #FFA726);
  border-radius: var(--radius-sm);
  opacity: 0.8;
  border: 1px dashed rgba(255,255,255,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 9px;
  font-weight: 700;
  color: white;
  letter-spacing: 0.05em;
}

.mockup-content-area {
  display: flex;
  gap: var(--space-2);
  flex: 1;
}

.mockup-article-col {
  flex: 2;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.mockup-sidebar {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.mockup-text-line {
  height: 8px;
  border-radius: 4px;
  background: var(--bg-tertiary);
}

.mockup-text-line--full { width: 100%; }
.mockup-text-line--long { width: 85%; }
.mockup-text-line--medium { width: 70%; }
.mockup-text-line--short { width: 50%; }

.mockup-sidebar-ad {
  background: linear-gradient(135deg, #7B1FA2, #9C27B0);
  border-radius: var(--radius-sm);
  height: 60px;
  opacity: 0.75;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 8px;
  font-weight: 700;
  color: white;
  letter-spacing: 0.05em;
}

.mockup-popup {
  position: relative;
  background: white;
  border: 2px solid #F44336;
  border-radius: var(--radius-sm);
  padding: var(--space-2);
  margin-top: var(--space-1);
  box-shadow: 0 4px 16px rgba(0,0,0,0.2);
}

.mockup-popup-title {
  width: 70%;
  height: 8px;
  background: #F44336;
  border-radius: 4px;
  margin-bottom: 4px;
}

.mockup-popup-text {
  width: 90%;
  height: 6px;
  background: #FFCDD2;
  border-radius: 3px;
}

.mockup-popup-x {
  position: absolute;
  top: 4px;
  right: 6px;
  font-size: 9px;
  color: #F44336;
  font-weight: 700;
}

.mockup-overlay {
  background: rgba(0,0,0,0.15);
  border-radius: var(--radius-sm);
  height: 20px;
  margin-top: var(--space-1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 7px;
  color: rgba(0,0,0,0.5);
  font-weight: 600;
}

/* After: clean reading view */
.mockup-reader-header {
  padding-bottom: var(--space-2);
  border-bottom: 1px solid var(--border-color);
  margin-bottom: var(--space-2);
}

.mockup-reader-title {
  height: 14px;
  width: 80%;
  background: var(--text-primary);
  border-radius: 4px;
  margin-bottom: var(--space-2);
  opacity: 0.85;
}

.mockup-reader-meta {
  height: 7px;
  width: 45%;
  background: var(--text-muted);
  border-radius: 4px;
  opacity: 0.5;
}

.mockup-reader-body {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.mockup-reader-line {
  height: 7px;
  border-radius: 4px;
  background: var(--text-secondary);
  opacity: 0.25;
}

.mockup-reader-line--full { width: 100%; }
.mockup-reader-line--long { width: 88%; }
.mockup-reader-line--medium { width: 72%; }
.mockup-reader-line--short { width: 55%; }

.mockup-progress {
  height: 3px;
  background: var(--accent-green);
  border-radius: var(--radius-full);
  width: 35%;
  opacity: 0.7;
  margin-bottom: var(--space-2);
}

/* ---------------------------------------------------------
   Trust Bar
   --------------------------------------------------------- */
.trust-bar {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  padding: var(--space-5) 0;
}

.trust-bar-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.trust-pill {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-secondary);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  padding: var(--space-2) var(--space-4);
  box-shadow: var(--shadow-sm);
  white-space: nowrap;
}

.trust-pill-icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  color: var(--accent-green);
}

/* ---------------------------------------------------------
   How It Works Steps
   --------------------------------------------------------- */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-12);
  position: relative;
}

.steps-grid::before {
  content: '';
  position: absolute;
  top: 28px;
  left: calc(33.33% + var(--space-3));
  right: calc(33.33% + var(--space-3));
  height: 2px;
  background: linear-gradient(90deg, var(--accent-green-border), transparent, var(--accent-green-border));
  z-index: 0;
}

.step-card {
  background: var(--bg-card);
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-8) var(--space-6);
  text-align: center;
  box-shadow: var(--shadow-md);
  position: relative;
  z-index: 1;
  transition: box-shadow var(--transition-base), transform var(--transition-base);
}

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

.step-number {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--accent-green);
  color: white;
  font-size: var(--text-xl);
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-5);
  box-shadow: 0 4px 12px rgba(46, 125, 50, 0.3);
}

.step-title {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-3);
}

.step-description {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: var(--leading-relaxed);
}

/* ---------------------------------------------------------
   Features Grid
   --------------------------------------------------------- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-5);
  margin-top: var(--space-12);
}

.feature-card {
  background: var(--bg-card);
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-base), transform var(--transition-base), border-color var(--transition-base);
}

.feature-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  border-color: var(--accent-green-border);
}

.feature-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--accent-green-bg);
  color: var(--accent-green);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
  flex-shrink: 0;
}

.feature-icon svg {
  width: 22px;
  height: 22px;
}

.feature-title {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}

.feature-description {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: var(--leading-relaxed);
}

/* ---------------------------------------------------------
   Privacy Section
   --------------------------------------------------------- */
.privacy-section {
  background: var(--privacy-bg);
  padding: var(--space-20) 0;
}

.privacy-section .section-label {
  background: rgba(76, 175, 80, 0.15);
  border-color: rgba(76, 175, 80, 0.3);
  color: #81C784;
}

.privacy-section .section-title {
  color: #E8F5E9;
}

.privacy-section .section-subtitle {
  color: #A5D6A7;
}

.privacy-story {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--privacy-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  margin: var(--space-8) auto;
  max-width: 700px;
}

.privacy-story p {
  color: #C8E6C9;
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
}

.privacy-story strong {
  color: #E8F5E9;
}

.privacy-pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
  margin-top: var(--space-8);
}

.privacy-pillar {
  background: var(--privacy-card-bg);
  border: 1px solid var(--privacy-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  text-align: center;
  transition: background var(--transition-base), border-color var(--transition-base);
}

.privacy-pillar:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(165, 214, 167, 0.4);
}

.privacy-pillar-icon {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: rgba(76, 175, 80, 0.15);
  border: 1px solid rgba(76, 175, 80, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-4);
  color: #81C784;
}

.privacy-pillar-icon svg {
  width: 24px;
  height: 24px;
}

.privacy-pillar-title {
  font-size: var(--text-lg);
  font-weight: 700;
  color: #E8F5E9;
  margin-bottom: var(--space-2);
}

.privacy-pillar-desc {
  font-size: var(--text-sm);
  color: #A5D6A7;
  line-height: var(--leading-relaxed);
}

.privacy-tech-detail {
  font-size: var(--text-xs);
  color: rgba(165, 214, 167, 0.6);
  font-family: var(--font-mono);
  margin-top: var(--space-2);
  padding: var(--space-1) var(--space-2);
  background: rgba(0, 0, 0, 0.2);
  border-radius: var(--radius-sm);
  display: inline-block;
}

/* ---------------------------------------------------------
   Pricing Section
   --------------------------------------------------------- */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
  max-width: 800px;
  margin: var(--space-12) auto 0;
}

.pricing-card {
  background: var(--bg-card);
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  box-shadow: var(--shadow-md);
  position: relative;
}

.pricing-card--featured {
  border-color: var(--accent-green);
  box-shadow: 0 0 0 1px var(--accent-green), var(--shadow-lg);
}

.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent-green);
  color: white;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: var(--space-1) var(--space-4);
  border-radius: var(--radius-full);
  white-space: nowrap;
}

.pricing-tier {
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: var(--space-2);
}

.pricing-price {
  font-size: var(--text-4xl);
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1;
  margin-bottom: var(--space-1);
}

.pricing-price span {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-muted);
}

.pricing-alt {
  font-size: var(--text-xs);
  color: var(--text-muted);
  margin-bottom: var(--space-6);
}

.pricing-divider {
  border: none;
  border-top: 1px solid var(--border-color);
  margin: var(--space-6) 0;
}

.pricing-features {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-8);
}

.pricing-feature {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: var(--leading-snug);
}

.pricing-feature-check {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--accent-green-bg);
  color: var(--accent-green);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 1px;
}

.pricing-feature-check svg {
  width: 10px;
  height: 10px;
}

/* ---------------------------------------------------------
   FAQ Accordion
   --------------------------------------------------------- */
.faq-list {
  max-width: 720px;
  margin: var(--space-12) auto 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.faq-item {
  background: var(--bg-card);
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition-base);
}

.faq-item:hover {
  border-color: var(--accent-green-border);
}

.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: var(--space-5) var(--space-6);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  user-select: none;
  transition: background-color var(--transition-base);
}

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

.faq-item summary:hover {
  background: var(--bg-secondary);
}

.faq-item summary::after {
  content: '+';
  font-size: var(--text-xl);
  font-weight: 300;
  color: var(--text-muted);
  flex-shrink: 0;
  transition: transform var(--transition-base);
  line-height: 1;
}

.faq-item[open] summary::after {
  transform: rotate(45deg);
}

.faq-item[open] {
  border-color: var(--accent-green-border);
}

.faq-item[open] summary {
  color: var(--accent-green);
  background: var(--accent-green-bg);
}

.faq-answer {
  padding: 0 var(--space-6) var(--space-5);
  padding-top: var(--space-4);
  border-top: 1px solid var(--border-color);
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: var(--leading-relaxed);
}

.faq-answer p + p {
  margin-top: var(--space-3);
}

.faq-answer a {
  color: var(--accent-green);
}

/* ---------------------------------------------------------
   Contact Section
   --------------------------------------------------------- */
.contact-section {
  background:
    radial-gradient(circle at top right, rgba(240, 194, 30, 0.16), transparent 32%),
    linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
  border-top: 1px solid var(--border-color);
}

.contact-shell {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: var(--space-8);
  align-items: start;
}

.contact-copy {
  padding-top: var(--space-4);
}

.contact-email {
  margin-top: var(--space-5);
  font-size: var(--text-sm);
  color: var(--text-muted);
}

.contact-email a {
  font-weight: 600;
}

.contact-form {
  background: var(--bg-card);
  border: 1.5px solid var(--accent-green-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  box-shadow: var(--shadow-lg);
}

.contact-form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
}

.contact-field {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.contact-field span {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--text-primary);
}

.contact-field input,
.contact-field textarea {
  width: 100%;
  font: inherit;
  color: var(--text-primary);
  background: var(--bg-primary);
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.9rem 1rem;
  transition: border-color var(--transition-base), box-shadow var(--transition-base), background-color var(--transition-base);
}

.contact-field textarea {
  min-height: 150px;
  resize: vertical;
}

.contact-field input::placeholder,
.contact-field textarea::placeholder {
  color: var(--text-muted);
}

.contact-field input:focus,
.contact-field textarea:focus {
  outline: none;
  border-color: var(--accent-green);
  box-shadow: 0 0 0 4px rgba(240, 194, 30, 0.18);
}

.contact-actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-top: var(--space-2);
}

.contact-form .btn[disabled] {
  opacity: 0.7;
  cursor: wait;
}

.contact-status {
  min-height: 1.5em;
  font-size: var(--text-sm);
  color: var(--text-muted);
}

.contact-status.is-success {
  color: #2E7D32;
}

.contact-status.is-error {
  color: #C62828;
}

.contact-status.is-error a {
  color: inherit;
  text-decoration: underline;
}

/* ---------------------------------------------------------
   Footer CTA Section
   --------------------------------------------------------- */
.footer-cta {
  text-align: center;
  background: linear-gradient(135deg, var(--accent-green-bg) 0%, var(--bg-secondary) 100%);
  border-top: 1px solid var(--accent-green-border);
  border-bottom: 1px solid var(--border-color);
  padding: var(--space-20) 0;
}

.footer-cta .section-title {
  font-size: var(--text-3xl);
  max-width: 600px;
  margin: 0 auto var(--space-6);
}

/* ---------------------------------------------------------
   Footer
   --------------------------------------------------------- */
.site-footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: var(--space-10) 0;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  flex-wrap: wrap;
}

.footer-logo {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--accent-green);
  text-decoration: none;
}

.footer-logo:hover {
  opacity: 0.8;
  text-decoration: none;
  color: var(--accent-green);
}

.footer-links {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  flex-wrap: wrap;
}

.footer-links a {
  font-size: var(--text-sm);
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--transition-base);
}

.footer-links a:hover {
  color: var(--text-primary);
  text-decoration: none;
}

.footer-copyright {
  font-size: var(--text-xs);
  color: var(--text-muted);
  text-align: right;
}

/* ---------------------------------------------------------
   Legal Pages (Privacy, Terms)
   --------------------------------------------------------- */
.legal-header {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  padding: var(--space-12) 0;
}

.legal-header h1 {
  font-size: var(--text-3xl);
  margin-bottom: var(--space-2);
}

.legal-meta {
  font-size: var(--text-sm);
  color: var(--text-muted);
}

.legal-content {
  max-width: 720px;
  margin: 0 auto;
  padding: var(--space-16) var(--space-6);
  font-family: var(--font-sans);
}

.legal-content h2 {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--text-primary);
  margin-top: var(--space-10);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-2);
  border-bottom: 1px solid var(--border-color);
}

.legal-content h2:first-child {
  margin-top: 0;
}

.legal-content p {
  font-size: var(--text-base);
  line-height: var(--leading-loose);
  color: var(--text-secondary);
  margin-bottom: var(--space-4);
}

.legal-content ul {
  list-style: disc;
  padding-left: var(--space-6);
  margin-bottom: var(--space-4);
}

.legal-content ul li {
  font-size: var(--text-base);
  color: var(--text-secondary);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-2);
}

.legal-content a {
  color: var(--accent-green);
  text-decoration: underline;
}

.legal-summary-box {
  background: var(--accent-green-bg);
  border: 1.5px solid var(--accent-green-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  margin-bottom: var(--space-10);
}

.legal-summary-box p {
  color: var(--accent-green);
  font-weight: 600;
  font-size: var(--text-lg);
  margin: 0;
  line-height: var(--leading-snug);
}

.legal-content code {
  font-family: var(--font-mono);
  font-size: 0.875em;
  background: var(--bg-code);
  color: var(--text-primary);
  padding: 0.15em 0.4em;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
}

/* ---------------------------------------------------------
   Utilities
   --------------------------------------------------------- */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }

/* ---------------------------------------------------------
   Responsive — Tablet (max 768px)
   --------------------------------------------------------- */
@media (max-width: 768px) {
  :root {
    --text-5xl: 2.5rem;
    --text-6xl: 2.5rem;
  }

  .container {
    padding-left: var(--space-4);
    padding-right: var(--space-4);
  }

  .section {
    padding-top: var(--space-16);
    padding-bottom: var(--space-16);
  }

  .nav-links {
    display: none;
  }

  .mockup-wrapper {
    flex-direction: column;
    align-items: center;
    gap: var(--space-8);
  }

  .mockup-wrapper::before {
    content: '↓';
    position: static;
    transform: none;
    display: block;
    margin: 0 auto;
  }

  .mockup-card {
    max-width: 100%;
    width: 100%;
  }

  .steps-grid {
    grid-template-columns: 1fr;
  }

  .steps-grid::before {
    display: none;
  }

  .privacy-pillars {
    grid-template-columns: 1fr;
  }

  .pricing-grid {
    grid-template-columns: 1fr;
  }

  .contact-shell {
    grid-template-columns: 1fr;
  }

  .contact-form-grid {
    grid-template-columns: 1fr;
  }

  .footer-inner {
    flex-direction: column;
    text-align: center;
  }

  .footer-copyright {
    text-align: center;
  }

  .footer-links {
    justify-content: center;
  }
}

/* ---------------------------------------------------------
   Responsive — Mobile (max 480px)
   --------------------------------------------------------- */
@media (max-width: 480px) {
  .hero-ctas {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-ctas .btn {
    text-align: center;
    justify-content: center;
  }

  .trust-bar-inner {
    gap: var(--space-2);
  }

  .trust-pill {
    font-size: var(--text-xs);
    padding: var(--space-1) var(--space-3);
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .contact-form {
    padding: var(--space-6);
  }

  .contact-actions .btn {
    width: 100%;
  }

  .section-title {
    font-size: var(--text-2xl);
  }

  .nav-actions .btn {
    display: none;
  }
}