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

:root {
  --blue-50: #eff6ff;
  --blue-100: #dbeafe;
  --blue-200: #bfdbfe;
  --blue-500: #3b82f6;
  --blue-600: #2563eb;
  --blue-700: #1d4ed8;
  --blue-800: #1e40af;

  --slate-50: #f8fafc;
  --slate-100: #f1f5f9;
  --slate-200: #e2e8f0;
  --slate-300: #cbd5e1;
  --slate-400: #94a3b8;
  --slate-500: #64748b;
  --slate-600: #475569;
  --slate-700: #334155;
  --slate-800: #1e293b;
  --slate-900: #0f172a;
  --slate-950: #020617;

  --white: #ffffff;

  --primary: var(--blue-600);
  --primary-dark: var(--blue-600);
  --primary-light: var(--blue-50);
  --primary-border: var(--blue-200);

  --radius-sm: 8px;
  --radius: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  --max-width: 1120px;
  --nav-height: 80px;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  color: var(--slate-800);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
button { cursor: pointer; border: none; background: none; font: inherit; }

/* ===== Container ===== */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 28px;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 24px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 15px;
  transition: all 0.2s ease;
  white-space: nowrap;
  letter-spacing: -0.01em;
}
.btn-lg { padding: 15px 34px; font-size: 16px; border-radius: var(--radius); }
.btn-primary {
  background: var(--primary);
  color: var(--white);
}
.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(37,99,235,0.3);
}
.btn-outline {
  border: 1.5px solid var(--slate-200);
  color: var(--slate-700);
  background: var(--white);
}
.btn-outline:hover {
  border-color: var(--slate-300);
  background: var(--slate-50);
}
.btn-white {
  background: var(--white);
  color: var(--primary);
  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
}
.btn-white:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(0,0,0,0.12);
}

/* ===== Nav ===== */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.82);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s, box-shadow 0.3s;
}
.nav.scrolled {
  border-bottom-color: rgba(0,0,0,0.06);
  box-shadow: 0 1px 4px rgba(0,0,0,0.04);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-height);
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 9px;
  font-weight: 750;
  font-size: 20px;
  color: var(--slate-900);
  letter-spacing: -0.02em;
}
.nav-logo img { width: 40px; height: 40px;}
.nav-links { display: flex; align-items: center; gap: 36px; }
.nav-link {
  font-size: 14.5px;
  font-weight: 500;
  color: var(--slate-500);
  transition: color 0.2s;
}
.nav-link:hover { color: var(--slate-800); }
.nav-cta { padding: 10px 24px; font-size: 14px; }
.btn .chrome-icon { width: 18px; height: 18px; flex-shrink: 0; }
.btn-lg .chrome-icon { width: 20px; height: 20px; flex-shrink: 0; }

/* Language Switcher */
.btn-lang {
  font-size: 13px;
  font-weight: 500;
  color: var(--slate-500);
  padding: 6px 12px;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-sm);
  transition: all 0.2s;
  cursor: pointer;
  background: transparent;
  white-space: nowrap;
}
.btn-lang:hover { color: var(--slate-800); border-color: var(--slate-300); }

/* Hamburger */
.hamburger { display: none; flex-direction: column; gap: 5px; padding: 4px; }
.hamburger span {
  display: block;
  width: 22px; height: 2px;
  background: var(--slate-700);
  border-radius: 2px;
  transition: all 0.25s;
}
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ===== Hero ===== */
.hero {
  padding: 90px 0 110px;
  overflow: hidden;
}
.hero-inner {
  display: flex;
  align-items: center;
  gap: 72px;
}
.hero-text { flex: 1; max-width: 540px; }
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 13.5px;
  font-weight: 600;
  border-radius: 20px;
  margin-bottom: 24px;
  letter-spacing: -0.01em;
}
.hero-eyebrow-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--primary);
  animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.85); }
}
.hero-title {
  font-size: 52px;
  font-weight: 800;
  line-height: 1.2;
  color: var(--slate-900);
  letter-spacing: -0.03em;
  margin-bottom: 22px;
}
.hero-title-accent {
  background: linear-gradient(135deg, var(--blue-600), var(--blue-500));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-subtitle {
  max-width: 490px;
  font-size: 18px;
  color: var(--slate-500);
  line-height: 1.7;
  margin-bottom: 36px;
}
.hero-actions { display: flex; gap: 14px; }
.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 52px;
  padding-top: 32px;
  border-top: 1px solid var(--slate-100);
}
.hero-stat-num { font-size: 28px; font-weight: 750; color: var(--slate-900); letter-spacing: -0.02em; }
.hero-stat-label { font-size: 13.5px; color: var(--slate-400); margin-top: 2px; }

/* Hero Visual */
.hero-visual { flex: 1; position: relative; display: flex; justify-content: center; align-items: center; min-height: 440px; }
.hero-glow {
  position: absolute;
  width: 420px; height: 420px;
  background: radial-gradient(circle, rgba(37,99,235,0.1), transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}
.hero-mockup {
  position: relative;
  z-index: 1;
  width: 420px;
}
.hero-mockup-inner {
  background: var(--white);
  border-radius: var(--radius-xl);
  box-shadow: 0 20px 50px rgba(0,0,0,0.08), 0 6px 20px rgba(0,0,0,0.04);
  overflow: hidden;
  border: 1px solid var(--slate-100);
}
.hero-mockup-bar {
  background: var(--slate-50);
  padding: 13px 18px;
  border-bottom: 1px solid var(--slate-100);
  display: flex; align-items: center; gap: 7px;
}
.hero-mockup-bar span {
  width: 10px; height: 10px;
  border-radius: 50%;
}
.hero-mockup-bar span:nth-child(1) { background: #ef4444; }
.hero-mockup-bar span:nth-child(2) { background: #f59e0b; }
.hero-mockup-bar span:nth-child(3) { background: #22c55e; }
.hero-mockup-app-icon {
  width: 80px; height: 80px;
  position: absolute;
  top: -74px;
  right: 45px;
  z-index: -1;
}
.hero-mockup-body { padding: 28px 24px; min-height: 290px; transition: opacity 0.3s ease; }
.hero-mockup-body.exiting { opacity: 0; }
.hero-mockup-title {
  font-size: 13px; font-weight: 600;
  color: var(--slate-900);
  margin-bottom: 20px;
  display: flex; align-items: center; gap: 7px;
}
.hero-mockup-title .icon { font-size: 16px; }

/* Typing Cursor */
.typing-cursor {
  display: none;
  width: 2px;
  height: 1em;
  background: var(--primary);
  margin-left: 2px;
  vertical-align: text-bottom;
  animation: cursor-blink 0.75s step-end infinite;
}
@keyframes cursor-blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}
.mockup-heading {
  font-size: 15px; font-weight: 700;
  color: var(--primary);
  margin: 18px 0 8px;
  opacity: 0;
  transform: translateY(6px);
}
.mockup-heading:first-of-type { margin-top: 0; }
.mockup-heading.revealed {
  animation: reveal-up 0.35s ease-out forwards;
}
@keyframes reveal-up {
  to { opacity: 1; transform: translateY(0); }
}
.mockup-line {
  height: 7px; border-radius: 4px;
  background: var(--slate-100);
  margin-bottom: 7px;
  transform-origin: left center;
  transform: scaleX(0);
}
.mockup-line.animating {
  background: linear-gradient(90deg,
    var(--slate-100) 0%,
    var(--slate-100) 38%,
    rgba(255,255,255,0.7) 50%,
    var(--slate-100) 62%,
    var(--slate-100) 100%);
  background-size: 250% 100%;
  animation: shimmer-grow 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94) forwards;
}
@keyframes shimmer-grow {
  0% {
    transform: scaleX(0);
    background-position: 150% 0;
  }
  100% {
    transform: scaleX(1);
    background-position: -50% 0;
  }
}
.mockup-line.w90 { width: 90%; }
.mockup-line.w75 { width: 75%; }
.mockup-line.w60 { width: 60%; }
.mockup-line.w45 { width: 45%; }
.mockup-bullet {
  display: flex; gap: 8px; align-items: center;
  margin-bottom: 5px;
}
.mockup-bullet-dot {
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--slate-300);
  flex-shrink: 0;
}

.hero-badge {
  position: absolute;
  bottom: 16px; right: -16px;
  z-index: 2;
  background: var(--white);
  border-radius: 16px;
  padding: 12px 20px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--slate-900);
  box-shadow: 0 8px 24px rgba(0,0,0,0.08);
  display: flex; align-items: center; gap: 8px;
  opacity: 0;
  transition: opacity 0.45s ease;
}
.hero-badge.visible {
  opacity: 1;
  animation: float-badge 3.5s ease-in-out infinite;
}
@keyframes float-badge {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

/* ===== Sections ===== */
.section { padding: 120px 0; }
.section-alt { background: var(--slate-50); }
.section-header { text-align: center; margin-bottom: 64px; }
.section-label {
  display: inline-block;
  font-size: 13px; font-weight: 650;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 14px;
}
.section-title {
  font-size: 38px; font-weight: 800;
  color: var(--slate-900);
  letter-spacing: -0.025em;
  margin-bottom: 14px;
  line-height: 1.15;
}
.section-subtitle {
  font-size: 17.5px;
  color: var(--slate-500);
  max-width: 520px;
  margin: 0 auto;
  line-height: 1.65;
}

/* ===== Problem ===== */
.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 960px;
  margin: 0 auto;
}
.problem-card {
  background: var(--white);
  border: 1px solid var(--slate-100);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  text-align: center;
  transition: transform 0.25s, box-shadow 0.25s;
}
.problem-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 28px rgba(0,0,0,0.05);
}
.problem-emoji { font-size: 36px; margin-bottom: 14px; }
.problem-card-title {
  font-size: 16px; font-weight: 700;
  color: var(--slate-900);
  margin-bottom: 6px;
}
.problem-card-desc {
  font-size: 14px;
  color: var(--slate-500);
  line-height: 1.6;
}

/* ===== How It Works ===== */
.steps {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 0;
  max-width: 920px;
  margin: 0 auto;
}
.step {
  flex: 1;
  text-align: center;
  padding: 0 28px;
}
.step-icon-wrap {
  width: 64px; height: 64px;
  border-radius: var(--radius);
  background: var(--primary-light);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 18px;
  font-size: 24px;
}
.step-num {
  font-size: 12px; font-weight: 700;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 10px;
}
.step-title {
  font-size: 18px; font-weight: 700;
  color: var(--slate-900);
  margin-bottom: 6px;
}
.step-desc {
  font-size: 14.5px;
  color: var(--slate-500);
  line-height: 1.6;
}
.step-arrow {
  display: flex; align-items: center;
  padding-top: 18px;
  flex-shrink: 0;
  color: var(--slate-300);
  font-size: 24px;
}

/* ===== Features ===== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.feature-card {
  background: var(--white);
  border: 1px solid var(--slate-100);
  border-radius: var(--radius-lg);
  padding: 36px 30px;
  transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
}
.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 36px rgba(0,0,0,0.06);
  border-color: var(--primary-border);
}
.feature-icon {
  width: 44px; height: 44px;
  border-radius: var(--radius-sm);
  background: var(--primary-light);
  display: flex; align-items: center; justify-content: center;
  font-size: 21px;
  margin-bottom: 18px;
}
.feature-title {
  font-size: 17px; font-weight: 700;
  color: var(--slate-900);
  margin-bottom: 8px;
}
.feature-desc {
  font-size: 14.5px;
  color: var(--slate-500);
  line-height: 1.65;
}

/* ===== Showcase ===== */
.showcase-split {
  display: flex;
  align-items: center;
  gap: 64px;
}
.showcase-text { flex: 1; }
.showcase-text h3 {
  font-size: 26px; font-weight: 750;
  color: var(--slate-900);
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}
.showcase-text p {
  font-size: 16px;
  color: var(--slate-500);
  line-height: 1.7;
  margin-bottom: 24px;
}
.showcase-list {
  list-style: none;
  display: flex; flex-direction: column; gap: 12px;
}
.showcase-list li {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: 15px; color: var(--slate-700);
}
.showcase-check {
  width: 20px; height: 20px;
  border-radius: 50%;
  background: var(--blue-100);
  color: var(--primary);
  display: flex; align-items: center; justify-content: center;
  font-size: 11px;
  flex-shrink: 0;
  margin-top: 2px;
}
.showcase-visual { flex: 1; display: flex; justify-content: center; }
.showcase-card {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  box-shadow: 0 12px 36px rgba(0,0,0,0.05);
  width: 100%;
  max-width: 480px;
  overflow: hidden;
}
.showcase-card-bar {
  background: var(--slate-50);
  padding: 12px 18px;
  border-bottom: 1px solid var(--slate-100);
  display: flex; align-items: center; gap: 7px;
}
.showcase-card-bar span {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--slate-300);
}
.showcase-card-body { padding: 24px; position: relative; }
.quiz-q {
  font-size: 14px; font-weight: 650;
  color: var(--slate-900);
  margin-bottom: 12px;
  line-height: 1.5;
  transition: opacity 0.35s ease, transform 0.35s ease;
}
.quiz-q.exit { opacity: 0; transform: translateY(-10px); }
.quiz-opt {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  margin-bottom: 6px;
  font-size: 13.5px;
  color: var(--slate-600);
  border: 1px solid var(--slate-100);
  transition: all 0.3s ease;
}
.quiz-opt.exit { opacity: 0; transform: translateX(-12px); }
.quiz-opt.selected {
  background: #fffbeb;
  border-color: #fcd34d;
  color: #92400e;
}
.quiz-opt.selected .quiz-opt-label { background: #fde68a; }
.quiz-opt.correct {
  background: #f0fdf4;
  border-color: #bbf7d0;
  color: #15803d;
}
.quiz-opt.wrong {
  background: #fef2f2;
  border-color: #fecaca;
  color: #b91c1c;
}
.quiz-opt-label {
  width: 24px; height: 24px;
  border-radius: 50%;
  background: var(--slate-100);
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 700;
  flex-shrink: 0;
  transition: background 0.3s ease;
}
.quiz-opt.correct .quiz-opt-label { background: #bbf7d0; }
.quiz-opt.wrong .quiz-opt-label { background: #fecaca; }
.quiz-video-title {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 12px;
  font-weight: 600;
  color: var(--slate-800);
  margin-bottom: 14px;
  transition: opacity 0.35s ease;
}
.quiz-video-title.exit { opacity: 0; }
.quiz-video-icon {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

/* ===== Benefits ===== */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  max-width: 860px;
  margin: 0 auto;
}
.benefit-item {
  display: flex; gap: 16px;
  padding: 24px;
  border-radius: var(--radius);
  background: var(--white);
  border: 1px solid var(--slate-100);
  transition: border-color 0.2s;
}
.benefit-item:hover { border-color: var(--slate-200); }
.benefit-icon {
  width: 40px; height: 40px;
  border-radius: var(--radius-sm);
  background: var(--primary-light);
  display: flex; align-items: center; justify-content: center;
  font-size: 19px;
  flex-shrink: 0;
}
.benefit-content h4 {
  font-size: 15px; font-weight: 700;
  color: var(--slate-900);
  margin-bottom: 4px;
}
.benefit-content p {
  font-size: 13.5px;
  color: var(--slate-500);
  line-height: 1.55;
}

/* ===== Pricing ===== */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 960px;
  margin: 0 auto;
}
.pricing-card {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align: center;
  transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
  position: relative;
}
.pricing-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 36px rgba(0,0,0,0.06);
}
.pricing-card-popular {
  border-color: var(--primary);
  box-shadow: 0 4px 20px rgba(37,99,235,0.12);
}
.pricing-badge {
  position: absolute;
  top: -13px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary);
  color: var(--white);
  font-size: 12.5px;
  font-weight: 650;
  padding: 5px 16px;
  border-radius: 20px;
  white-space: nowrap;
}
.pricing-credit-amount {
  font-size: 44px;
  font-weight: 800;
  color: var(--slate-900);
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 4px;
}
.pricing-credit-label {
  font-size: 14px;
  color: var(--slate-500);
  font-weight: 500;
  margin-bottom: 20px;
}
.pricing-price {
  font-size: 28px;
  font-weight: 750;
  color: var(--slate-900);
  letter-spacing: -0.02em;
  margin-bottom: 6px;
}
.pricing-per-credit {
  font-size: 13px;
  color: var(--slate-400);
  margin-bottom: 24px;
}
.pricing-btn {
  width: 100%;
}
.pricing-card-popular .pricing-btn {
  box-shadow: 0 4px 16px rgba(37,99,235,0.25);
}

/* Currency toggle */
.currency-toggle {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  background: var(--slate-100);
  border-radius: 8px;
  padding: 3px;
  margin-top: 16px;
}

.currency-option {
  padding: 6px 14px;
  font-size: 13px;
  font-weight: 600;
  border: none;
  border-radius: 6px;
  background: transparent;
  color: var(--slate-500);
  cursor: pointer;
  transition: all 0.2s;
}

.currency-option.active {
  background: var(--white);
  color: var(--slate-900);
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.currency-option:hover:not(.active) {
  color: var(--slate-700);
}

/* ===== FAQ ===== */
.faq-list {
  max-width: 720px;
  margin: 0 auto;
  display: flex; flex-direction: column; gap: 10px;
}
.faq-item {
  border: 1px solid var(--slate-100);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--white);
  transition: border-color 0.2s;
}
.faq-item:hover { border-color: var(--slate-200); }
.faq-item.open { border-color: var(--primary-border); }
.faq-trigger {
  width: 100%;
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  font-size: 15.5px; font-weight: 650;
  color: var(--slate-900);
  text-align: left;
  transition: color 0.2s;
}
.faq-item.open .faq-trigger { color: var(--primary); }
.faq-chevron {
  width: 22px; height: 22px;
  flex-shrink: 0;
  transition: transform 0.25s;
  color: var(--slate-400);
}
.faq-item.open .faq-chevron { transform: rotate(180deg); color: var(--primary); }
.faq-answer {
  overflow: hidden;
  max-height: 0;
  transition: max-height 0.35s ease, padding 0.35s ease;
}
.faq-item.open .faq-answer {
  max-height: 300px;
  padding: 0 24px 20px;
}
.faq-answer p {
  font-size: 14.5px;
  color: var(--slate-500);
  line-height: 1.7;
}

/* ===== CTA ===== */
.cta-card {
  background: var(--slate-900);
  border-radius: var(--radius-xl);
  padding: 72px 48px;
  text-align: center;
  color: var(--white);
  position: relative;
  overflow: hidden;
}
.cta-card::before {
  content: '';
  position: absolute;
  top: -50%; left: -20%;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(37,99,235,0.25), transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}
.cta-card > * { position: relative; z-index: 1; }
.cta-title {
  font-size: 36px; font-weight: 800;
  letter-spacing: -0.025em;
  margin-bottom: 12px;
}
.cta-subtitle {
  font-size: 17px;
  color: var(--slate-400);
  margin-bottom: 32px;
}
.cta-actions { display: flex; gap: 14px; justify-content: center; }

/* ===== Footer ===== */
.footer {
  background: var(--slate-50);
  border-top: 1px solid var(--slate-100);
  padding: 48px 0 32px;
}
.footer-grid {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 36px;
}
.footer-brand { max-width: 240px; }
.footer-logo {
  display: flex; align-items: center; gap: 8px;
  font-weight: 700; font-size: 18px;
  color: var(--slate-900);
  margin-bottom: 8px;
}
.footer-tagline { font-size: 14px; color: var(--slate-500); line-height: 1.5; }
.footer-links { display: flex; gap: 64px; }
.footer-col-title {
  font-size: 12px; font-weight: 700;
  color: var(--slate-400);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 14px;
}
.footer-col a {
  display: block;
  font-size: 14px; color: var(--slate-500);
  margin-bottom: 8px;
  transition: color 0.2s;
}
.footer-col a:hover { color: var(--slate-800); }
.footer-bottom {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: 24px; border-top: 1px solid var(--slate-200);
}
.footer-copy { font-size: 13px; color: var(--slate-400); }
.footer-social { display: flex; gap: 16px; }
.footer-social a {
  font-size: 13px; color: var(--slate-400);
  transition: color 0.2s;
}
.footer-social a:hover { color: var(--slate-600); }

/* ===== Animations ===== */
.fade-up {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s ease-out, transform 0.65s ease-out;
}
.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}
.fade-up-delay-1 { transition-delay: 0.1s; }
.fade-up-delay-2 { transition-delay: 0.2s; }
.fade-up-delay-3 { transition-delay: 0.3s; }

/* ===== Toast ===== */
.toast {
  position: fixed;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--slate-900);
  color: var(--white);
  padding: 14px 28px;
  border-radius: 12px;
  font-size: 15px;
  font-weight: 500;
  z-index: 1000;
  opacity: 0;
  transition: opacity 0.35s, transform 0.35s;
  pointer-events: none;
  box-shadow: 0 12px 32px rgba(0,0,0,0.2);
}
.toast.visible { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ===== Reduced Motion ===== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .hero-inner { flex-direction: column; text-align: center; gap: 56px; }
  .hero-text { max-width: 100%; }
  .hero-actions { justify-content: center; }
  .hero-stats { justify-content: center; }
  .hero-title { font-size: 42px; }
  .hero-visual { min-height: auto; width: 100%; }
  .hero-mockup { width: 100%; max-width: 480px; }
  .hero-badge { right: -8px; }
  .hero { padding: 70px 0 90px; }

  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .problem-grid { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid { grid-template-columns: repeat(2, 1fr); }
  .showcase-split { flex-direction: column; gap: 48px; }
  .showcase-visual { width: 100%; }
  .showcase-card { width: 100%; max-width: 480px; }
  .benefits-grid { grid-template-columns: 1fr; max-width: 480px; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: var(--nav-height);
    left: 0; right: 0;
    background: var(--white);
    padding: 24px;
    gap: 18px;
    border-bottom: 1px solid var(--slate-100);
    box-shadow: 0 4px 12px rgba(0,0,0,0.06);
  }
  .hamburger { display: flex; }

  .hero-subtitle { font-size: 16px; }
  .hero-stats { gap: 24px; }
  .hero-stat-num { font-size: 24px; }
  .hero-visual { min-height: auto; width: 100%; margin-top: 32px; }
  .hero-mockup { width: 100%; max-width: 480px; }
  .hero-badge { position: absolute; bottom: -16px; right: 0; left: 0; margin: 0 auto; animation: none; justify-content: center; width: fit-content; }
  .hero-badge.visible { animation: none; }

  .section { padding: 80px 0; }
  .section-title { font-size: 28px; }
  .section-header { margin-bottom: 44px; }

  .features-grid { grid-template-columns: 1fr; }
  .problem-grid { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; max-width: 380px; }

  .steps { flex-direction: column; align-items: center; gap: 28px; }
  .step-arrow { transform: rotate(90deg); padding-top: 0; }

  .benefits-grid { grid-template-columns: 1fr; }
  .benefit-item { flex-direction: column; gap: 12px; }

  .cta-card { padding: 48px 24px; }
  .cta-title { font-size: 26px; }
  .cta-actions { flex-direction: column; align-items: center; }

  .footer-grid { flex-direction: column; gap: 36px; }
  .footer-links { gap: 40px; }
  .footer-bottom { flex-direction: column; gap: 12px; }
}

@media (max-width: 480px) {
  .container { padding: 0 18px; }
  .hero { padding: 48px 0 64px; }
  .hero-title { font-size: 28px; }
  .hero-actions { flex-direction: column; width: 100%; }
  .hero-actions .btn { width: 100%; }
  .hero-stats { flex-wrap: wrap; gap: 18px; }
}