/* ============================================
   Textivo Landing Page – Global Styles
   Bold & Confident Redesign
   ============================================ */

/* --- CSS Variables --- */
:root {
  --color-primary: #1B6FA0;
  --color-primary-dark: #155a82;
  --color-primary-light: #2a8bc4;
  --color-primary-bg: #e8f4fa;
  --color-primary-glow: rgba(27, 111, 160, 0.15);
  --color-accent: #E8820C;
  --color-accent-dark: #cf6f08;
  --color-accent-light: #FFF3E0;
  --color-accent-glow: rgba(232, 130, 12, 0.12);
  --color-text: #1a2332;
  --color-text-secondary: #4a5568;
  --color-text-muted: #5e6b7a;
  --color-bg: #ffffff;
  --color-bg-soft: #f8fafc;
  --color-bg-alt: #f0f4f8;
  --color-border: #e2e8f0;
  --color-border-light: #f0f4f8;
  --color-success: #2f855a;
  --color-success-bg: #f0fff4;
  --color-error: #c53030;
  --color-module-lesezeit: #6366f1;
  --color-module-lesbarkeit: #0891b2;
  --color-module-grammatik: #d97706;
  --color-dark: #0a1628;
  --color-dark-surface: #111d33;
  --color-dark-border: rgba(255, 255, 255, 0.08);
  --color-dark-text: rgba(255, 255, 255, 0.7);
  --font-display: 'Source Serif 4', 'Georgia', serif;
  --font-body: 'Source Sans 3', 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  --max-width: 1140px;
  --radius: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-2xl: 32px;
  --letter-tight: -0.03em;
  --letter-tighter: -0.04em;
  --shadow-xs: 0 1px 2px rgba(0,0,0,0.04);
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.08);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.1);
  --shadow-xl: 0 20px 60px rgba(0,0,0,0.12);
  --shadow-hero: 0 32px 80px rgba(0, 0, 0, 0.25);
  --shadow-primary: 0 8px 30px rgba(27, 111, 160, 0.18);
  --shadow-accent: 0 8px 30px rgba(232, 130, 12, 0.2);
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.7;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-primary-dark); }

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

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.15;
  color: var(--color-text);
  letter-spacing: var(--letter-tight);
}

h1 {
  font-size: clamp(2.8rem, 6vw, 4.5rem);
  letter-spacing: var(--letter-tighter);
  line-height: 1.08;
}
h2 { font-size: clamp(1.8rem, 3.5vw, 2.8rem); }
h3 { font-size: clamp(1.3rem, 2.2vw, 1.65rem); }
h4 { font-size: 1.15rem; }

p { margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }

/* --- Scroll Animations --- */
.fade-in {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in-delay-1 { transition-delay: 0.1s; }
.fade-in-delay-2 { transition-delay: 0.2s; }
.fade-in-delay-3 { transition-delay: 0.3s; }
.fade-in-delay-4 { transition-delay: 0.4s; }

.fade-in--left {
  opacity: 0;
  transform: translateX(-32px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.fade-in--left.visible {
  opacity: 1;
  transform: translateX(0);
}

.fade-in--scale {
  opacity: 0;
  transform: scale(0.95);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.fade-in--scale.visible {
  opacity: 1;
  transform: scale(1);
}

/* --- Layout --- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section {
  padding: 6rem 0;
}

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

.section--compact {
  padding: 3rem 0;
}

.section--primary {
  background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-dark-surface) 100%);
  color: #fff;
  position: relative;
  overflow: hidden;
}

.section--primary::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(27, 111, 160, 0.12) 0%, transparent 70%);
  border-radius: 50%;
}

.section--primary::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(232, 130, 12, 0.08) 0%, transparent 70%);
  border-radius: 50%;
}

.section--primary h2,
.section--primary h3 {
  color: #fff;
}

.section--dark {
  background: linear-gradient(170deg, var(--color-dark) 0%, var(--color-dark-surface) 100%);
  color: #fff;
}

.section--dark h2,
.section--dark h3 {
  color: #fff;
}

.section--dark p {
  color: var(--color-dark-text);
}

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

.section-header h2 {
  position: relative;
  display: inline-block;
}

.section-header h2::after {
  content: '';
  display: block;
  width: 48px;
  height: 3px;
  background: var(--color-accent);
  border-radius: 2px;
  margin: 0.75rem auto 0;
}

.section--primary .section-header h2::after {
  background: rgba(255,255,255,0.4);
}

.section-header p {
  color: var(--color-text-secondary);
  font-size: 1.15rem;
  margin-top: 1rem;
  line-height: 1.7;
}

.section--primary .section-header p {
  color: rgba(255,255,255,0.8);
}

/* --- Pricing Toggle --- */
.pricing-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.pricing-toggle--standalone {
  margin-bottom: 2.5rem;
  margin-top: 0;
}

.pricing-toggle__label {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text-muted);
  transition: color var(--transition);
  cursor: default;
}

.pricing-toggle__label--active {
  color: var(--color-text);
  font-weight: 600;
}

.pricing-toggle__save {
  display: inline-block;
  background: var(--color-accent-light);
  color: var(--color-accent);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.15rem 0.5rem;
  border-radius: 100px;
  margin-left: 0.25rem;
}

.pricing-toggle__switch {
  position: relative;
  width: 48px;
  height: 26px;
  background: var(--color-bg-alt);
  border: 2px solid var(--color-border);
  border-radius: 100px;
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition);
  padding: 0;
  flex-shrink: 0;
}

.pricing-toggle__switch[aria-checked="true"] {
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.pricing-toggle__knob {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 18px;
  height: 18px;
  background: #fff;
  border-radius: 50%;
  transition: transform var(--transition);
  box-shadow: var(--shadow-xs);
}

.pricing-toggle__switch[aria-checked="true"] .pricing-toggle__knob {
  transform: translateX(22px);
}

/* --- Navigation --- */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.5);
  transition: box-shadow var(--transition), background var(--transition);
}

.nav.scrolled {
  background: rgba(255,255,255,0.97);
  box-shadow: 0 1px 12px rgba(0,0,0,0.06);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-primary);
  transition: transform var(--transition);
}

.nav__logo:hover {
  color: var(--color-primary);
  transform: scale(1.02);
}

.nav__logo-icon {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  color: #fff;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.2rem;
  box-shadow: 0 2px 8px rgba(27, 111, 160, 0.25);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
}

.nav__links li a:not(.btn) {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  font-weight: 500;
  transition: color var(--transition);
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius);
}

.nav__links li a:not(.btn):hover {
  color: var(--color-primary);
  background: var(--color-primary-bg);
}

.nav__links li:last-child .btn--primary {
  box-shadow: 0 2px 12px rgba(27, 111, 160, 0.25);
}

.nav__mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  border-radius: var(--radius);
  transition: background var(--transition);
}

.nav__mobile-toggle:hover {
  background: var(--color-bg-soft);
}

.nav__mobile-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  margin: 5px 0;
  transition: var(--transition);
  border-radius: 1px;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  border-radius: var(--radius-lg);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

.btn--primary {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  color: #fff;
  box-shadow: 0 2px 8px rgba(27, 111, 160, 0.2);
}
.btn--primary:hover {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
  color: #fff;
  transform: translateY(-3px);
  box-shadow: var(--shadow-primary);
}

.btn--accent {
  background: linear-gradient(135deg, var(--color-accent) 0%, #f59e0b 100%);
  color: #fff;
  box-shadow: 0 2px 8px rgba(232, 130, 12, 0.2);
}
.btn--accent:hover {
  background: linear-gradient(135deg, var(--color-accent-dark) 0%, var(--color-accent) 100%);
  color: #fff;
  transform: translateY(-3px);
  box-shadow: var(--shadow-accent);
}

.btn--outline {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}
.btn--outline:hover {
  background: var(--color-primary);
  color: #fff;
  transform: translateY(-3px);
  box-shadow: var(--shadow-primary);
}

.btn--white {
  background: #fff;
  color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}
.btn--white:hover {
  background: #fff;
  color: var(--color-primary-dark);
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.btn--sm {
  padding: 0.5rem 1.25rem;
  font-size: 0.9rem;
}

.btn--lg {
  padding: 1.1rem 2.75rem;
  font-size: 1.1rem;
  border-radius: var(--radius-xl);
}

.btn--block {
  width: 100%;
  justify-content: center;
}

/* --- Hero --- */
.hero {
  padding: 8rem 0 7rem;
  background: linear-gradient(170deg, #0a1628 0%, #0f2240 40%, #132d52 100%);
  position: relative;
  overflow: hidden;
  color: #fff;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 70% 70% at 50% 50%, black 20%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse 70% 70% at 50% 50%, black 20%, transparent 70%);
}

.hero::after {
  content: '';
  position: absolute;
  top: -20%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(27, 111, 160, 0.2) 0%, transparent 60%);
  border-radius: 50%;
  animation: hero-glow 8s ease-in-out infinite alternate;
}

@keyframes hero-glow {
  0% { transform: translate(0, 0) scale(1); opacity: 0.6; }
  100% { transform: translate(30px, -20px) scale(1.15); opacity: 1; }
}

/* --- CTA Pulse Animation --- */
@keyframes cta-pulse {
  0% { box-shadow: 0 2px 8px rgba(232, 130, 12, 0.2); }
  50% { box-shadow: 0 2px 8px rgba(232, 130, 12, 0.2), 0 0 0 8px rgba(232, 130, 12, 0.08); }
  100% { box-shadow: 0 2px 8px rgba(232, 130, 12, 0.2), 0 0 0 0 rgba(232, 130, 12, 0); }
}

.hero__ctas .btn--accent {
  animation: cta-pulse 2.5s ease-in-out infinite;
}

.hero__ctas .btn--accent:hover {
  animation: none;
}

.hero .container {
  position: relative;
  z-index: 1;
}

.hero__inner {
  display: flex;
  align-items: center;
  gap: 5rem;
}

.hero__content {
  flex: 1;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 1rem;
  background: rgba(232, 130, 12, 0.15);
  color: var(--color-accent);
  border: 1px solid rgba(232, 130, 12, 0.25);
  border-radius: 100px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  animation: badge-appear 0.6s ease-out;
}

@keyframes badge-appear {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero__title {
  margin-bottom: 1.5rem;
  letter-spacing: var(--letter-tighter);
  color: #fff;
}

.hero__title span {
  background: linear-gradient(135deg, #4da8da 0%, #7cc4f0 50%, var(--color-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__text {
  font-size: 1.25rem;
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 2.5rem;
  max-width: 540px;
  line-height: 1.7;
}

.hero__ctas {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero__sub-cta {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.5);
  margin-top: 1rem;
  margin-bottom: 0;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.hero__visual {
  flex: 1;
  max-width: 480px;
}

.hero__mockup {
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-2xl);
  padding: 1.75rem;
  position: relative;
  transition: transform var(--transition-slow);
  box-shadow: var(--shadow-hero);
}

.hero__mockup:hover {
  transform: translateY(-4px);
}

.hero__mockup-bar {
  display: flex;
  gap: 7px;
  margin-bottom: 1.25rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.hero__mockup-dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
}

.hero__mockup-dot:nth-child(1) { background: #fc5c65; }
.hero__mockup-dot:nth-child(2) { background: #fed330; }
.hero__mockup-dot:nth-child(3) { background: #26de81; }

.hero__mockup-content {
  font-family: var(--font-body);
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.9;
  padding: 0.5rem 0;
}

.hero__mockup-score {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: 1.25rem;
  padding: 1rem 1.25rem;
  background: linear-gradient(135deg, rgba(47, 133, 90, 0.15) 0%, rgba(47, 133, 90, 0.08) 100%);
  border: 1px solid rgba(47, 133, 90, 0.2);
  border-radius: var(--radius-lg);
}

.hero__mockup-score-value {
  font-size: 2rem;
  font-weight: 700;
  color: #48bb78;
  font-family: var(--font-display);
  line-height: 1;
}

.hero__mockup-score-label {
  font-size: 0.85rem;
  color: #68d391;
  font-weight: 500;
  line-height: 1.4;
}

.mockup-error {
  text-decoration: underline wavy #fc5c65;
  text-decoration-skip-ink: none;
}

/* --- Feature Cards --- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.feature-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--color-primary);
  transition: height var(--transition);
}

.feature-card:nth-child(1)::before { background: var(--color-module-lesezeit); }
.feature-card:nth-child(2)::before { background: var(--color-module-lesbarkeit); }
.feature-card:nth-child(3)::before { background: var(--color-module-grammatik); }

.feature-card:hover::before {
  height: 6px;
}

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

.feature-card__icon {
  width: 56px;
  height: 56px;
  background: var(--color-primary-bg);
  color: var(--color-primary);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
}

.feature-card__icon svg {
  width: 28px;
  height: 28px;
  stroke-width: 1.75;
}

.feature-card:nth-child(1) .feature-card__icon {
  background: rgba(99, 102, 241, 0.12);
  color: var(--color-module-lesezeit);
}
.feature-card:nth-child(2) .feature-card__icon {
  background: rgba(8, 145, 178, 0.12);
  color: var(--color-module-lesbarkeit);
}
.feature-card:nth-child(3) .feature-card__icon {
  background: rgba(217, 119, 6, 0.12);
  color: var(--color-module-grammatik);
}

.feature-card__title {
  margin-bottom: 0.75rem;
}

.feature-card__text {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  line-height: 1.65;
}

.feature-card__link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 1.25rem;
  font-size: 0.9rem;
  font-weight: 600;
}

.feature-card__link::after {
  content: '\2192';
  transition: transform var(--transition);
}

.feature-card__link:hover::after {
  transform: translateX(4px);
}

/* --- Pricing --- */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  max-width: 820px;
  margin: 0 auto;
  align-items: start;
}

.pricing-card {
  background: #fff;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 2.75rem;
  position: relative;
  transition: all var(--transition);
}

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

.pricing-card--featured {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-xl), 0 0 0 1px var(--color-primary);
  background: linear-gradient(180deg, #fff 0%, #f0f7ff 100%);
  transform: scale(1.03);
}

.pricing-card--featured:hover {
  box-shadow: var(--shadow-xl), 0 0 0 1px var(--color-primary);
  transform: scale(1.03) translateY(-4px);
}

.pricing-card__badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  color: #fff;
  padding: 0.3rem 1.25rem;
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
  white-space: nowrap;
  box-shadow: 0 2px 8px rgba(27, 111, 160, 0.25);
}

.pricing-card__name {
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
}

.pricing-card__price {
  font-family: var(--font-display);
  font-size: 3.5rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: 0.25rem;
  letter-spacing: var(--letter-tighter);
}

.pricing-card__price span {
  font-size: 1rem;
  font-weight: 400;
  color: var(--color-text-muted);
}

.pricing-card__yearly {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 1.75rem;
}

.pricing-card__features {
  list-style: none;
  margin-bottom: 2rem;
}

.pricing-card__features li {
  padding: 0.5rem 0;
  font-size: 0.95rem;
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
}

.pricing-card__features li::before {
  content: '';
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  background: var(--color-success-bg);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 2px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%232f855a' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
}

.pricing-card__features li.disabled {
  color: var(--color-text-muted);
}

.pricing-card__features li.disabled::before {
  background: var(--color-bg-alt);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 24 24' fill='none' stroke='%23a0aec0' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cline x1='5' y1='12' x2='19' y2='12'%3E%3C/line%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
}

/* --- Guarantee Badge --- */
.guarantee-badge {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  margin-top: 2rem;
  padding: 0.85rem 1.5rem;
  background: var(--color-success-bg);
  border: 1px solid rgba(47, 133, 90, 0.12);
  border-radius: 100px;
  max-width: 540px;
  margin-left: auto;
  margin-right: auto;
}

.guarantee-badge__icon {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.guarantee-badge__icon svg {
  width: 22px;
  height: 22px;
  stroke: var(--color-success);
  stroke-width: 1.75;
  fill: none;
}

.guarantee-badge__text {
  font-size: 0.88rem;
  color: var(--color-success);
  font-weight: 600;
}

/* --- Trust --- */
.trust-bar {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 3rem;
  flex-wrap: wrap;
  padding: 2rem 0;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  font-weight: 500;
  transition: color var(--transition);
}

.trust-item:hover {
  color: var(--color-text);
}

.trust-item__icon {
  font-size: 1.5rem;
}

/* --- Stats Bar --- */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  padding: 2rem 0;
}

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

.stat-item__value {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
  letter-spacing: var(--letter-tighter);
}

.stat-item__prefix,
.stat-item__suffix {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.8rem);
  font-weight: 700;
  color: var(--color-primary);
}

.stat-item__label {
  display: block;
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 0.5rem;
}

/* --- Benefits / Checklist --- */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.benefit-item {
  display: flex;
  gap: 1.25rem;
  padding: 1.5rem;
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  transition: all var(--transition);
}

.benefit-item:hover {
  border-color: transparent;
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.benefit-item__icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  background: var(--color-primary-bg);
  color: var(--color-primary);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
}

.benefit-item__icon svg {
  width: 24px;
  height: 24px;
  stroke-width: 1.75;
}

.benefit-item__title {
  font-weight: 700;
  margin-bottom: 0.35rem;
  font-size: 1.02rem;
}

.benefit-item__text {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* --- Testimonials --- */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  align-items: start;
}

.testimonial-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 2.25rem;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
}

.testimonial-card:hover {
  box-shadow: var(--shadow-lg);
  border-color: transparent;
  transform: translateY(-4px);
}

.testimonial-card:nth-child(2) {
  transform: translateY(-16px);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-lg), 0 0 0 1px rgba(27, 111, 160, 0.15);
}

.testimonial-card:nth-child(2):hover {
  transform: translateY(-20px);
  box-shadow: var(--shadow-xl), 0 0 0 1px rgba(27, 111, 160, 0.15);
}

.testimonial-card__stars {
  color: var(--color-accent);
  font-size: 1.1rem;
  letter-spacing: 2px;
  margin-bottom: 1rem;
}

.testimonial-card__quote {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--color-text-secondary);
  margin: 0 0 1.5rem;
  flex: 1;
  font-style: normal;
}

.testimonial-card__quote::before {
  content: '\201E';
  display: block;
  font-size: 3rem;
  line-height: 1;
  color: var(--color-primary);
  opacity: 0.25;
  font-family: var(--font-display);
  margin-bottom: 0.5rem;
}

.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--color-border-light);
}

.testimonial-card__avatar {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
  flex-shrink: 0;
}

.testimonial-card__name {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--color-text);
}

.testimonial-card__role {
  font-size: 0.82rem;
  color: var(--color-text-muted);
}

/* --- Browser Extension Cards --- */
.extension-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.extension-card {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 1.5rem 1.75rem;
  transition: all var(--transition);
  text-decoration: none;
  color: inherit;
  position: relative;
}

.extension-card:hover {
  color: inherit;
  box-shadow: var(--shadow-lg);
  border-color: transparent;
  transform: translateY(-3px);
}

.extension-card__icon {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.extension-card__info {
  flex: 1;
  min-width: 0;
}

.extension-card__name {
  font-weight: 700;
  font-size: 1.05rem;
  margin-bottom: 0.2rem;
}

.extension-card__desc {
  font-size: 0.88rem;
  color: var(--color-text-secondary);
  margin: 0;
}

/* --- Sticky CTA Bar --- */
.sticky-cta {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 90;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid rgba(226, 232, 240, 0.6);
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.08);
  padding: 0.75rem 0;
  transform: translateY(100%);
  opacity: 0;
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  pointer-events: none;
}

.sticky-cta.visible {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.sticky-cta__inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
}

.sticky-cta__text {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-text);
}

.sticky-cta__close {
  background: none;
  border: none;
  font-size: 1.4rem;
  color: var(--color-text-muted);
  cursor: pointer;
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius);
  transition: background var(--transition), color var(--transition);
  line-height: 1;
}

.sticky-cta__close:hover {
  background: var(--color-bg-alt);
  color: var(--color-text);
}

/* --- CTA Section --- */
.cta-section {
  text-align: center;
  padding: 6rem 0;
  position: relative;
  z-index: 1;
}

.cta-section h2 {
  margin-bottom: 1rem;
  font-size: clamp(2.2rem, 4.5vw, 3.5rem);
  letter-spacing: var(--letter-tighter);
}

.cta-section p {
  color: rgba(255,255,255,0.8);
  font-size: 1.25rem;
  margin-bottom: 2.5rem;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

.cta-section .btn {
  margin: 0 0.5rem;
}

/* --- FAQ --- */
.faq-list {
  max-width: 760px;
  margin: 0 auto;
}

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

.faq-item__question {
  width: 100%;
  background: none;
  border: none;
  text-align: left;
  padding: 1.5rem 0;
  font-family: var(--font-body);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  transition: color var(--transition);
}

.faq-item__question:hover {
  color: var(--color-primary);
}

.faq-item__question::after {
  content: '+';
  font-size: 1.5rem;
  font-weight: 300;
  color: var(--color-primary);
  flex-shrink: 0;
  transition: transform var(--transition);
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--color-primary-bg);
}

.faq-item.active .faq-item__question::after {
  content: '\2212';
  background: var(--color-primary);
  color: #fff;
}

.faq-item__answer {
  display: none;
  padding: 0 0 1.5rem;
  color: var(--color-text-secondary);
  line-height: 1.75;
}

.faq-item.active .faq-item__answer {
  display: block;
}

/* --- Footer --- */
.footer {
  background: linear-gradient(180deg, #0a1628 0%, #060e1a 100%);
  color: rgba(255,255,255,0.6);
  padding: 5rem 0 2rem;
}

.footer__inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 2.5rem;
  margin-bottom: 3rem;
}

.footer__brand {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  letter-spacing: var(--letter-tight);
}

.footer__tagline {
  font-size: 0.9rem;
  margin-bottom: 1rem;
  line-height: 1.65;
}

.footer__contact {
  font-size: 0.85rem;
}

.footer__link--light {
  color: rgba(255,255,255,0.8);
}

.footer__heading {
  color: #fff;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  margin-bottom: 1.5rem;
}

.footer__links {
  list-style: none;
}

.footer__links li { margin-bottom: 0.6rem; }

.footer__links a {
  color: rgba(255,255,255,0.6);
  font-size: 0.9rem;
  transition: color var(--transition), padding-left var(--transition);
}

.footer__links a:hover {
  color: #fff;
  padding-left: 4px;
}

.footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 1.75rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.4);
}

.footer__powered {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

/* --- Page Hero (Sub-Pages) --- */
.page-hero {
  padding: 6rem 0 4rem;
  background: linear-gradient(170deg, #0f1e36 0%, #132d52 50%, #1a4070 100%);
  color: #fff;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -150px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(27, 111, 160, 0.15) 0%, transparent 70%);
  border-radius: 50%;
}

.page-hero h1 {
  color: #fff;
  font-size: clamp(2.4rem, 5vw, 3.5rem);
  letter-spacing: var(--letter-tighter);
}

.page-hero__text {
  font-size: 1.2rem;
  color: rgba(255, 255, 255, 0.7);
  max-width: 640px;
  margin-top: 0.75rem;
}

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

.page-hero--center .page-hero__text {
  margin-left: auto;
  margin-right: auto;
}

.page-hero__breadcrumb {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: 1.25rem;
}

.page-hero__breadcrumb a {
  color: rgba(255, 255, 255, 0.5);
  transition: color var(--transition);
}

.page-hero__breadcrumb a:hover {
  color: #fff;
}

/* --- Page Content --- */
.page-content {
  padding: 3.5rem 0 5rem;
}

.page-content .content {
  max-width: 760px;
  margin: 0 auto;
}

.page-content .content h2 {
  margin-top: 3rem;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--color-border-light);
}

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

.page-content .content h3 {
  margin-top: 2rem;
  margin-bottom: 0.75rem;
}

.page-content .content p {
  line-height: 1.8;
}

.page-content .content a:not(.btn),
.faq-item__answer a {
  text-decoration: underline;
  text-decoration-color: rgba(27, 111, 160, 0.35);
  text-underline-offset: 2px;
  transition: text-decoration-color var(--transition), color var(--transition);
}

.page-content .content a:not(.btn):hover,
.faq-item__answer a:hover {
  text-decoration-color: var(--color-primary);
}

.page-content .content ul,
.page-content .content ol {
  margin: 1rem 0;
  padding-left: 1.5rem;
}

.page-content .content li {
  margin-bottom: 0.6rem;
  line-height: 1.7;
}

.page-content .content table {
  width: 100%;
  border-collapse: collapse;
  margin: 2rem 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.page-content .content th,
.page-content .content td {
  padding: 0.85rem 1.25rem;
  text-align: left;
  border-bottom: 1px solid var(--color-border-light);
}

.page-content .content th {
  background: var(--color-primary);
  color: #fff;
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 0.3px;
}

.page-content .content tr:last-child td {
  border-bottom: none;
}

.page-content .content tr:nth-child(even) td {
  background: var(--color-bg-soft);
}

/* CTA Inline Box */
.cta-box {
  background: linear-gradient(135deg, var(--color-primary-bg) 0%, #dbeeff 100%);
  border: 1px solid rgba(27,111,160,0.15);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  margin: 3rem 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-box::before {
  content: '';
  position: absolute;
  top: -60px;
  right: -60px;
  width: 160px;
  height: 160px;
  background: radial-gradient(circle, var(--color-primary-glow) 0%, transparent 70%);
  border-radius: 50%;
}

.cta-box h3 {
  color: var(--color-primary);
  margin-bottom: 0.5rem;
  font-size: 1.4rem;
  position: relative;
}

.cta-box p {
  color: var(--color-text-secondary);
  margin-bottom: 1.5rem;
  position: relative;
}

.cta-box .btn {
  position: relative;
}

/* --- 404 Page --- */
.error-code {
  font-family: var(--font-display);
  font-size: clamp(5rem, 12vw, 10rem);
  font-weight: 700;
  letter-spacing: var(--letter-tighter);
  line-height: 1;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, #4da8da 0%, #7cc4f0 50%, var(--color-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* --- Blog Card --- */
.blog-card {
  margin-bottom: 2.5rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid var(--color-border-light);
}

.blog-card:last-of-type {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

/* --- Utilities --- */
.text-center { text-align: center; }

.link--white {
  color: #fff;
  text-decoration: underline;
}

/* --- Responsive --- */
@media (max-width: 900px) {
  .hero__inner {
    flex-direction: column;
    text-align: center;
  }
  .hero__text { margin-left: auto; margin-right: auto; }
  .hero__ctas { justify-content: center; }
  .hero__sub-cta { justify-content: center; }
  .hero__visual { max-width: 400px; }
  .features-grid { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; max-width: 440px; }
  .pricing-card--featured { transform: none; }
  .pricing-card--featured:hover { transform: translateY(-4px); }
  .benefits-grid { grid-template-columns: 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; max-width: 520px; margin: 0 auto; }
  .testimonial-card:nth-child(2) { transform: none; border-color: var(--color-primary); }
  .testimonial-card:nth-child(2):hover { transform: translateY(-4px); }
  .extension-cards { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; }
  .footer__inner { grid-template-columns: 1fr 1fr; }
  .stats-bar { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .section { padding: 4rem 0; }
  .hero { padding: 5rem 0 4rem; }
  .hero__title { font-size: clamp(2rem, 7vw, 2.8rem); }
  .nav__links { display: none; }
  .nav__links.active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: rgba(255,255,255,0.98);
    backdrop-filter: blur(16px);
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-lg);
    gap: 0.25rem;
  }
  .nav__links.active li a:not(.btn) {
    padding: 0.75rem 1rem;
    display: block;
  }
  .nav__mobile-toggle { display: block; }
  .footer__inner { grid-template-columns: 1fr; }
  .footer__bottom { flex-direction: column; text-align: center; }
  .trust-bar { gap: 1.5rem; }
  .stats-bar { gap: 1.5rem; }
  .stat-item { min-width: auto; }
  .sticky-cta__text { display: none; }
  .sticky-cta__inner { gap: 0.75rem; }
  .sticky-cta .sticky-cta__btn { width: 100%; }
  .guarantee-badge { flex-direction: column; text-align: center; padding: 0.75rem 1rem; }
  .section-header { margin-bottom: 2.5rem; }
  .extension-card {
    flex-direction: column;
    text-align: center;
    padding: 1.75rem;
  }
  .extension-card .btn {
    width: 100%;
  }
}