:root {
  color-scheme: light;
  --bg: #ffffff;
  --surface: #f6f8ff;
  --surface-strong: #e8edf9;
  --border: #dde2f0;
  --text: #0f172a;
  --muted: #475569;
  --accent: #4a7fff;
  --accent-soft: rgba(74, 127, 255, 0.12);
  --shadow: 0 24px 80px rgba(74, 127, 255, 0.08);
  --radius: 28px;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

a {
  color: inherit;
  text-decoration: none;
}

.page-shell {
  max-width: 1080px;
  margin: 0 auto;
  padding: 32px 28px 48px;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding-bottom: 32px;
}

.simple-header {
  padding-bottom: 24px;
}

.brand-mark {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.site-nav a {
  font-size: 0.95rem;
  color: var(--text);
}

.app-store-link {
  display: inline-flex;
  padding: 12px 18px;
  border-radius: 999px;
  background: rgba(74, 127, 255, 0.12);
  color: var(--accent);
  border: 1px solid rgba(74, 127, 255, 0.18);
  font-weight: 600;
}

.hero {
  padding: 40px 0 52px;
}

.section-label {
  display: inline-flex;
  margin-bottom: 18px;
  color: var(--accent);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-family:
    ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono",
    "Courier New", monospace;
}

h1,
h2 {
  margin: 0;
  line-height: 1.05;
}

h1 {
  font-size: clamp(3rem, 4.4vw, 4.8rem);
  letter-spacing: -0.04em;
  max-width: 10ch;
}

.hero-tagline,
.hero-copy,
.feature p,
.privacy-policy p,
.support-page p,
.faq-answer {
  max-width: 70ch;
}

.hero-tagline {
  margin: 24px 0 16px;
  font-size: 1.7rem;
  font-weight: 700;
}

.hero-copy {
  margin: 0;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.8;
}

.hero-actions {
  margin-top: 32px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 14px 24px;
  font-weight: 700;
}

.button.primary {
  background: var(--accent);
  color: white;
}

.feature {
  padding: 64px 0;
  border-top: 1px solid var(--border);
}

.feature-grid {
  display: grid;
  grid-template-columns: minmax(0, 42%) minmax(320px, 58%);
  gap: 40px;
  align-items: start;
}

.feature-grid.reverse {
  direction: rtl;
}

.feature-grid.reverse > * {
  direction: ltr;
}

.feature h2 {
  position: relative;
  font-size: clamp(2.2rem, 3vw, 3rem);
  margin-bottom: 20px;
}

.feature h2::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -8px;
  width: 60px;
  height: 4px;
  border-radius: 999px;
  background: var(--accent);
}

.feature p {
  margin: 0;
  color: var(--muted);
  line-height: 1.85;
  font-size: 1rem;
}

.phone-mockup,
.focus-card {
  border: 1px solid rgba(74, 127, 255, 0.2);
  background: white;
  border-radius: 36px;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.phone-mockup {
  width: 100%;
  max-width: 430px;
  margin: 0 auto;
}

.phone-status-bar {
  height: 14px;
  background: linear-gradient(
    90deg,
    rgba(74, 127, 255, 0.16),
    rgba(74, 127, 255, 0)
  );
}

.phone-screen {
  padding: 22px;
  background: #fcfdff;
}

.list-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 22px;
  color: var(--text);
  font-weight: 700;
  letter-spacing: 0.07em;
}

.tabs {
  display: flex;
  gap: 10px;
  font-size: 0.85rem;
  color: var(--muted);
}

.tab {
  padding: 7px 10px;
  border-radius: 999px;
  background: rgba(74, 127, 255, 0.06);
}

.tab.active {
  color: var(--accent);
  background: rgba(74, 127, 255, 0.18);
}

.task-row {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 14px;
  border-radius: 20px;
  margin-bottom: 12px;
  background: white;
  border: 1px solid #eff3ff;
  font-size: 0.98rem;
}

.task-left {
  width: 6px;
  border-radius: 999px;
  height: 100%;
  background: #dbe7ff;
}

.task-row.active .task-left {
  background: var(--accent);
  box-shadow: 0 0 18px rgba(74, 127, 255, 0.24);
}

.task-row.closed {
  color: #9ca3af;
  background: #f8fafc;
}

.task-row.closed .task-left {
  background: #cbd5e1;
}

.focus-card {
  padding: 28px;
  display: grid;
  gap: 20px;
  max-width: 100%;
}

.focus-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text);
}

.tag {
  color: var(--muted);
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.15em;
}

.focus-body {
  padding: 20px;
  border-radius: 24px;
  background: #f5f8ff;
}

.focus-status {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--accent);
  font-weight: 700;
  margin-bottom: 12px;
}

.focus-status::before {
  content: "";
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 16px rgba(74, 127, 255, 0.25);
}

.focus-task {
  margin: 0;
  font-size: 1.12rem;
  line-height: 1.5;
}

.focus-actions {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  color: var(--accent);
  font-weight: 700;
  font-size: 0.95rem;
}

.privacy-callout {
  padding: 64px 0 0;
}

.privacy-callout h2 {
  font-size: clamp(2rem, 3vw, 2.7rem);
  margin: 12px 0 16px;
}

.privacy-callout p {
  margin: 0 0 20px;
}

.privacy-callout a {
  color: var(--accent);
  font-weight: 700;
}

.site-footer {
  border-top: 1px solid var(--border);
  margin-top: 56px;
  padding-top: 26px;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 0.95rem;
}

.small-footer {
  padding-top: 24px;
}

.footer-links {
  display: flex;
  gap: 18px;
}

.content-page {
  padding: 10px 0 40px;
}

.privacy-policy,
.support-page {
  max-width: 760px;
}

.privacy-policy ul {
  margin: 24px 0;
  padding-left: 1.25rem;
  color: var(--muted);
}

.privacy-policy li {
  margin-bottom: 12px;
}

.disclaimer {
  margin-top: 28px;
  color: #64748b;
  font-size: 0.93rem;
}

.faq {
  margin-top: 28px;
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: 24px;
  background: #f8fbff;
}

.faq h2 {
  margin-top: 0;
}

.faq-item {
  margin-top: 20px;
}

.faq-question {
  margin: 0 0 8px;
  font-weight: 700;
}

.faq-answer {
  margin: 0;
  color: var(--muted);
  line-height: 1.75;
}

@media (max-width: 820px) {
  .feature-grid,
  .site-header {
    grid-template-columns: 1fr;
    flex-direction: column;
  }

  .feature-grid {
    gap: 28px;
  }

  .site-header {
    align-items: flex-start;
  }

  .hero {
    padding-bottom: 40px;
  }
}

@media (max-width: 540px) {
  .page-shell {
    padding: 22px 20px 32px;
  }

  .hero-tagline {
    font-size: 1.5rem;
  }

  .task-row {
    padding: 14px 12px;
  }

  .focus-actions {
    flex-direction: column;
    align-items: flex-start;
  }
}