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

:root {
  --accent: #5b6af0;
  --accent-dark: #4a58e0;
  --text-primary: #111111;
  --text-secondary: #555555;
  --text-tertiary: #999999;
  --border: #e5e5e5;
  --bg-white: #ffffff;
  --bg-light: #f9f9f9;
  --font: -apple-system, 'SF Pro Display', 'Helvetica Neue', Arial, sans-serif;
  --max-width: 1080px;
  --radius: 10px;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  background: var(--bg-white);
  color: var(--text-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
}

/* ─── Fade-in animation ─── */
.fade-in {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ─── Layout helpers ─── */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 40px;
}

/* ─────────────────────────────────────
   HERO
───────────────────────────────────── */
.hero {
  background: linear-gradient(180deg, #fcfcff 0%, #ffffff 100%);
  padding: 120px 40px 100px;
  text-align: center;
}

.hero-eyebrow {
  display: inline-block;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin-bottom: 32px;
}

.hero h1 {
  font-size: clamp(52px, 7vw, 80px);
  font-weight: 300;
  letter-spacing: -0.035em;
  line-height: 1.1;
  color: var(--text-primary);
  max-width: 760px;
  margin: 0 auto 28px;
}

.hero h1 em {
  font-style: normal;
  color: var(--accent);
}

.hero-sub {
  font-size: 18px;
  font-weight: 400;
  color: var(--text-secondary);
  max-width: 400px;
  margin: 0 auto 44px;
  letter-spacing: -0.01em;
  line-height: 1.5;
}

.hero-buttons {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

.hero-note {
  margin-top: 14px;
  font-size: 13px;
  color: var(--text-tertiary);
  letter-spacing: -0.01em;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 32px;
  font-family: var(--font);
  font-size: 15px;
  font-weight: 500;
  color: #fff;
  background: var(--accent);
  border: none;
  border-radius: 9px;
  cursor: pointer;
  text-decoration: none;
  letter-spacing: -0.01em;
  transition: background 0.15s ease, transform 0.1s ease, box-shadow 0.15s ease;
  box-shadow: 0 2px 12px rgba(91, 106, 240, 0.28);
}
.btn-primary:hover {
  background: var(--accent-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(91, 106, 240, 0.36);
}
.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  font-family: var(--font);
  font-size: 15px;
  font-weight: 500;
  color: var(--text-primary);
  background: transparent;
  border: 1px solid #c8c8c8;
  border-radius: 9px;
  cursor: pointer;
  text-decoration: none;
  letter-spacing: -0.01em;
  transition: border-color 0.15s ease, background 0.15s ease, color 0.15s ease;
}
.btn-secondary:hover {
  border-color: var(--text-primary);
  background: var(--text-primary);
  color: #fff;
}

/* ─── Menu bar mockup ─── */
.hero-mockup {
  display: block;
  margin: 72px auto 0;
  max-width: 480px;
  width: 100%;
  height: auto;
  border-radius: 18px;
  box-shadow: 0 40px 120px rgba(0,0,0,0.18), 0 8px 24px rgba(0,0,0,0.08);
}

.menubar-popup {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.09), 0 4px 16px rgba(0,0,0,0.06);
  overflow: hidden;
  text-align: left;
}

.popup-header {
  padding: 14px 18px 10px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.popup-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-tertiary);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.popup-icon {
  width: 16px;
  height: 10px;
  display: flex;
  flex-direction: column;
  gap: 3px;
  opacity: 0.35;
}
.popup-icon span {
  display: block;
  height: 1.5px;
  background: var(--text-primary);
  border-radius: 2px;
}
.popup-icon span:nth-child(2) {
  width: 65%;
}

.profile-list {
  list-style: none;
}

.profile-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 11px 18px;
  border-bottom: 1px solid #f3f3f3;
  transition: background 0.1s ease;
  cursor: default;
}
.profile-item:last-child {
  border-bottom: none;
}
.profile-item.active {
  background: #f5f6ff;
}
.profile-item.active .profile-name {
  color: var(--accent);
  font-weight: 500;
}

.profile-name {
  font-size: 14px;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

.profile-badge {
  font-size: 11px;
  color: var(--accent);
  background: rgba(91, 106, 240, 0.1);
  padding: 2px 8px;
  border-radius: 20px;
  font-weight: 500;
  letter-spacing: 0.01em;
}

.profile-screens {
  display: flex;
  align-items: center;
  gap: 4px;
}

.screen-dot {
  width: 28px;
  height: 18px;
  border-radius: 3px;
  border: 1.5px solid #ddd;
  background: #f5f5f5;
}
.screen-dot.main {
  width: 40px;
  height: 26px;
}

.popup-footer {
  padding: 10px 18px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #fafafa;
}

.popup-action {
  font-size: 12.5px;
  color: var(--text-tertiary);
  letter-spacing: -0.01em;
  cursor: default;
}
.popup-action strong {
  font-weight: 500;
  color: var(--text-secondary);
}

/* ─────────────────────────────────────
   FEATURES
───────────────────────────────────── */
.features {
  background: var(--bg-white);
  padding: 112px 40px;
  border-top: 1px solid var(--border);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  max-width: var(--max-width);
  margin: 0 auto;
}

.feature-col {
  padding: 0 48px 0 0;
}

.feature-col:not(:last-child) {
  border-right: 1px solid var(--border);
  margin-right: 48px;
}

.feature-label {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-bottom: 10px;
}

.feature-desc {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.6;
  letter-spacing: -0.01em;
}

/* ─────────────────────────────────────
   STATEMENT
───────────────────────────────────── */
.statement {
  background: var(--bg-light);
  padding: 112px 40px;
  text-align: center;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.statement-text {
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 300;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  max-width: 680px;
  margin: 0 auto 20px;
  line-height: 1.2;
}

.statement-sub {
  font-size: 15px;
  color: var(--text-tertiary);
  letter-spacing: -0.01em;
}

/* ─────────────────────────────────────
   APP MOCKUP
───────────────────────────────────── */
.mockup-section {
  background: var(--bg-white);
  padding: 112px 40px;
}

.mockup-section .section-label {
  text-align: center;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin-bottom: 56px;
}

.app-window {
  display: block;
  max-width: 700px;
  width: 100%;
  height: auto;
  margin: 0 auto;
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: 0 40px 120px rgba(0,0,0,0.18), 0 8px 24px rgba(0,0,0,0.08);
}

.window-titlebar {
  height: 44px;
  background: #f7f7f7;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 16px;
  gap: 8px;
}

.traffic-light {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}
.tl-red    { background: #ff5f57; }
.tl-yellow { background: #febc2e; }
.tl-green  { background: #28c840; }

.window-title {
  flex: 1;
  text-align: center;
  font-size: 12.5px;
  font-weight: 500;
  color: var(--text-tertiary);
  letter-spacing: -0.01em;
  margin-right: 52px;
}

.window-body {
  display: flex;
  min-height: 300px;
  background: #fff;
}

/* Sidebar */
.window-sidebar {
  width: 180px;
  flex-shrink: 0;
  border-right: 1px solid var(--border);
  background: #fafafa;
  padding: 16px 0;
}

.sidebar-section-label {
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  padding: 0 16px 8px;
}

.sidebar-item {
  padding: 8px 16px;
  font-size: 13.5px;
  letter-spacing: -0.01em;
  color: var(--text-secondary);
  cursor: default;
  border-radius: 6px;
  margin: 0 8px;
  transition: background 0.1s ease;
}
.sidebar-item.active {
  background: rgba(91, 106, 240, 0.1);
  color: var(--accent);
  font-weight: 500;
}

/* Canvas area */
.window-canvas {
  flex: 1;
  background: #f5f5f7;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  padding: 32px;
}

.monitor-block {
  border-radius: 6px;
  border: 1.5px solid rgba(0,0,0,0.08);
  position: relative;
}

.monitor-block.primary {
  width: 160px;
  height: 104px;
  background: linear-gradient(135deg, #e8eaff 0%, #dde0ff 100%);
}

.monitor-block.secondary {
  width: 108px;
  height: 70px;
  background: linear-gradient(135deg, #e8f4ff 0%, #d4ecff 100%);
  align-self: flex-start;
  margin-top: 12px;
}

.monitor-stand {
  width: 22px;
  height: 8px;
  background: rgba(0,0,0,0.1);
  margin: 0 auto;
  border-radius: 0 0 3px 3px;
}

.canvas-label {
  position: absolute;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 10.5px;
  color: var(--text-tertiary);
  white-space: nowrap;
  letter-spacing: 0.01em;
}

/* ─────────────────────────────────────
   PRICING
───────────────────────────────────── */
.pricing {
  background: var(--bg-light);
  padding: 112px 40px;
  text-align: center;
  border-top: 1px solid var(--border);
}

.pricing-inner {
  max-width: 440px;
  margin: 0 auto;
}

.price-number {
  font-size: clamp(60px, 8vw, 80px);
  font-weight: 300;
  letter-spacing: -0.04em;
  color: var(--text-primary);
  line-height: 1;
  margin-bottom: 8px;
}

.price-type {
  font-size: 15px;
  color: var(--text-secondary);
  letter-spacing: -0.01em;
  margin-bottom: 36px;
}

.pricing-list {
  list-style: none;
  margin-bottom: 44px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.pricing-list li {
  font-size: 15px;
  color: var(--text-secondary);
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.pricing-list li::before {
  content: '–';
  color: var(--text-tertiary);
  font-weight: 300;
}

.btn-primary.large {
  padding: 16px 40px;
  font-size: 16px;
  width: 100%;
  justify-content: center;
  border-radius: 10px;
}

.pricing-note {
  margin-top: 16px;
  font-size: 12.5px;
  color: var(--text-tertiary);
  letter-spacing: -0.005em;
}

/* ─────────────────────────────────────
   FOOTER
───────────────────────────────────── */
footer {
  background: var(--bg-white);
  border-top: 1px solid var(--border);
  padding: 28px 40px;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  max-width: var(--max-width);
  margin: 0 auto;
}

.footer-brand {
  font-size: 13.5px;
  font-weight: 500;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

.footer-center {
  font-size: 13px;
  color: var(--text-tertiary);
  letter-spacing: -0.01em;
}

.footer-right {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 20px;
}

.footer-copy {
  font-size: 12.5px;
  color: var(--text-tertiary);
}

.footer-link {
  font-size: 12.5px;
  color: var(--text-tertiary);
  text-decoration: none;
  transition: color 0.15s ease;
}
.footer-link:hover {
  color: var(--text-secondary);
}

/* ─────────────────────────────────────
   RESPONSIVE
───────────────────────────────────── */
@media (max-width: 768px) {
  .container,
  .hero,
  .features,
  .statement,
  .mockup-section,
  .pricing,
  footer {
    padding-left: 24px;
    padding-right: 24px;
  }

  .hero {
    padding: 80px 24px 72px;
  }

  .hero-mockup {
    margin-top: 52px;
  }

  .features {
    padding: 72px 24px;
  }

  .features-grid {
    grid-template-columns: 1fr;
    gap: 44px;
  }

  .feature-col {
    padding: 0;
  }

  .feature-col:not(:last-child) {
    border-right: none;
    margin-right: 0;
    border-bottom: 1px solid var(--border);
    padding-bottom: 44px;
  }

  .statement {
    padding: 80px 24px;
  }

  .mockup-section {
    padding: 80px 24px;
  }

  .window-sidebar {
    display: none;
  }

  .pricing {
    padding: 80px 24px;
  }

  footer {
    padding-top: 24px;
    padding-bottom: 24px;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 12px;
    text-align: center;
  }

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

@media (max-width: 480px) {
  .hero h1 {
    font-size: 44px;
  }

  .hero-sub {
    font-size: 16px;
  }

  .price-number {
    font-size: 64px;
  }
}