/* ==========================================================================
   Soix Notes - Website styles
   Design language: Fluent-inspired, minimal, Apple/Linear/Raycast whitespace.
   ========================================================================== */

:root {
  --color-primary: #2f80ff;
  --color-primary-dark: #1f6ae6;
  --color-bg: #f7f8fb;
  --color-card: #ffffff;
  --color-text: #1a1a1a;
  --color-secondary: #666666;
  --color-border: #e7e9ef;
  --color-primary-soft: rgba(47, 128, 255, 0.08);

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;

  --shadow-sm: 0 1px 2px rgba(16, 24, 40, 0.05);
  --shadow-md: 0 8px 24px rgba(16, 24, 40, 0.08);
  --shadow-lg: 0 24px 60px rgba(16, 24, 40, 0.12);
  --shadow-primary: 0 12px 28px rgba(47, 128, 255, 0.32);

  --maxw: 1120px;
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI",
    "PingFang SC", "HarmonyOS Sans", "Noto Sans SC", Roboto, Helvetica, Arial,
    sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

img {
  max-width: 100%;
  display: block;
}

h1,
h2,
h3 {
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0;
}

p {
  margin: 0;
}

.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}

/* Accessibility: visible focus */
a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 3px;
  border-radius: 6px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--color-primary);
  color: #fff;
  padding: 10px 16px;
  border-radius: 0 0 8px 0;
  z-index: 200;
}
.skip-link:focus {
  left: 0;
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 600;
  font-size: 15px;
  padding: 12px 22px;
  border-radius: 12px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease,
    background 0.18s ease, border-color 0.18s ease;
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
  box-shadow: var(--shadow-primary);
}
.btn-primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 16px 34px rgba(47, 128, 255, 0.38);
}

.btn-ghost {
  background: var(--color-card);
  color: var(--color-text);
  border-color: var(--color-border);
  box-shadow: var(--shadow-sm);
}
.btn-ghost:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn svg {
  width: 18px;
  height: 18px;
}

/* ==========================================================================
   Header / Nav
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: saturate(180%) blur(14px);
  background: rgba(247, 248, 251, 0.8);
  border-bottom: 1px solid rgba(231, 233, 239, 0.7);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 18px;
  letter-spacing: -0.01em;
}
.brand img {
  width: 30px;
  height: 30px;
  border-radius: 8px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-links a {
  padding: 8px 14px;
  border-radius: 10px;
  color: var(--color-secondary);
  font-weight: 500;
  font-size: 15px;
  transition: color 0.16s ease, background 0.16s ease;
}
.nav-links a:hover {
  color: var(--color-text);
  background: var(--color-primary-soft);
}
.nav-links a.active {
  color: var(--color-primary);
}
.nav-links .nav-cta {
  color: #fff;
  background: var(--color-primary);
  box-shadow: var(--shadow-primary);
}
.nav-links .nav-cta:hover {
  background: var(--color-primary-dark);
  color: #fff;
}
.ext-icon {
  width: 13px;
  height: 13px;
  margin-left: 4px;
  vertical-align: -1px;
  opacity: 0.7;
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  padding: 84px 0 72px;
  background: radial-gradient(
      1200px 500px at 80% -10%,
      rgba(47, 128, 255, 0.1),
      transparent 60%
    ),
    var(--color-bg);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: 56px;
  align-items: center;
}
.eyebrow {
  display: inline-block;
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-primary);
  background: var(--color-primary-soft);
  padding: 6px 12px;
  border-radius: 999px;
  margin-bottom: 22px;
}
.hero h1 {
  font-size: clamp(38px, 5vw, 60px);
  font-weight: 800;
}
.hero h1 .accent {
  color: var(--color-primary);
}
.hero-sub {
  margin-top: 22px;
  font-size: 18px;
  color: var(--color-secondary);
  max-width: 440px;
}
.hero-actions {
  margin-top: 34px;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* Product screenshot / UI mock */
.hero-visual {
  position: relative;
}
.hero-shot {
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
  animation: float 6s ease-in-out infinite;
}
.app-mock {
  border-radius: var(--radius-lg);
  background: var(--color-card);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
  overflow: hidden;
  transform: rotate(0deg);
  animation: float 6s ease-in-out infinite;
}
@keyframes float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-12px);
  }
}
.mock-bar {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-border);
  background: #fbfcfe;
}
.mock-bar span {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: #dfe3ea;
}
.mock-bar span:nth-child(1) {
  background: #ff5f57;
}
.mock-bar span:nth-child(2) {
  background: #febc2e;
}
.mock-bar span:nth-child(3) {
  background: #28c840;
}
.mock-body {
  display: grid;
  grid-template-columns: 150px 1fr;
  min-height: 340px;
}
.mock-side {
  background: #f4f6fb;
  border-right: 1px solid var(--color-border);
  padding: 16px 12px;
}
.mock-side .side-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-radius: 8px;
  font-size: 13px;
  color: var(--color-secondary);
  margin-bottom: 4px;
}
.mock-side .side-item.active {
  background: var(--color-primary-soft);
  color: var(--color-primary);
  font-weight: 600;
}
.mock-side .dot {
  width: 8px;
  height: 8px;
  border-radius: 3px;
  background: currentColor;
  opacity: 0.6;
}
.mock-main {
  padding: 22px 24px;
}
.mock-title {
  font-weight: 700;
  font-size: 18px;
  margin-bottom: 16px;
}
.mock-line {
  height: 10px;
  border-radius: 6px;
  background: #eef1f6;
  margin-bottom: 12px;
}
.mock-line.w80 {
  width: 80%;
}
.mock-line.w60 {
  width: 60%;
}
.mock-line.w90 {
  width: 90%;
}
.mock-check {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
  font-size: 13.5px;
  color: var(--color-text);
}
.mock-check .box {
  width: 16px;
  height: 16px;
  border-radius: 5px;
  border: 2px solid var(--color-primary);
  flex: none;
}
.mock-check.done .box {
  background: var(--color-primary);
}
.mock-check.done span {
  color: var(--color-secondary);
  text-decoration: line-through;
}

/* ==========================================================================
   Trust strip
   ========================================================================== */
.trust {
  padding: 46px 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-card);
}
.trust-label {
  text-align: center;
  color: var(--color-secondary);
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 28px;
}
.trust-items {
  display: flex;
  justify-content: center;
  gap: 60px;
  flex-wrap: wrap;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 600;
  color: var(--color-text);
}
.trust-item svg {
  width: 26px;
  height: 26px;
  color: var(--color-primary);
}

/* ==========================================================================
   Sections
   ========================================================================== */
.section {
  padding: 90px 0;
}
.section-head {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 54px;
}
.section-head h2 {
  font-size: clamp(28px, 3.4vw, 40px);
  font-weight: 800;
}
.section-head p {
  margin-top: 16px;
  color: var(--color-secondary);
  font-size: 17px;
}

/* Feature cards */
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.feature-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 28px 26px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, box-shadow 0.2s ease,
    border-color 0.2s ease;
}
.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: rgba(47, 128, 255, 0.35);
}
.feature-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-soft);
  color: var(--color-primary);
  margin-bottom: 18px;
}
.feature-icon svg {
  width: 26px;
  height: 26px;
}
.feature-card h3 {
  font-size: 19px;
  margin-bottom: 10px;
}
.feature-card p {
  color: var(--color-secondary);
  font-size: 15px;
}

/* Data ownership split */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 52px;
  box-shadow: var(--shadow-sm);
}
.split h2 {
  font-size: clamp(26px, 3vw, 36px);
  font-weight: 800;
  margin-bottom: 22px;
}
.checklist {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 16px;
}
.checklist li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 16px;
  color: var(--color-text);
}
.checklist li svg {
  width: 22px;
  height: 22px;
  color: var(--color-primary);
  flex: none;
  margin-top: 1px;
}
.privacy-illus {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
}
.privacy-illus .device {
  border: 1px solid var(--color-border);
  border-radius: 16px;
  background: linear-gradient(160deg, #fbfcfe, #eef2fb);
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
}
.privacy-illus .laptop {
  width: 220px;
  height: 150px;
}
.privacy-illus .phone {
  width: 78px;
  height: 150px;
}
.privacy-illus svg {
  width: 54px;
  height: 54px;
}

/* Evernote alternative band */
.band {
  background: linear-gradient(135deg, #2f80ff 0%, #1f6ae6 100%);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 60px;
  text-align: center;
  box-shadow: var(--shadow-lg);
}
.band h2 {
  font-size: clamp(28px, 3.4vw, 40px);
  font-weight: 800;
  color: #fff;
}
.band > p {
  margin: 16px auto 0;
  max-width: 560px;
  color: rgba(255, 255, 255, 0.86);
  font-size: 17px;
}
.band-points {
  margin: 34px auto 0;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: center;
  max-width: 720px;
}
.band-points span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.16);
  border: 1px solid rgba(255, 255, 255, 0.25);
  padding: 10px 18px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 15px;
}

/* Platforms */
.platforms {
  display: flex;
  justify-content: center;
  gap: 18px;
  flex-wrap: wrap;
}
.platform {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 26px 30px;
  min-width: 140px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.platform:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.platform svg {
  width: 34px;
  height: 34px;
  color: var(--color-text);
}
.platform .name {
  font-weight: 600;
}
.platform .tag {
  font-size: 12px;
  color: var(--color-primary);
  background: var(--color-primary-soft);
  padding: 3px 10px;
  border-radius: 999px;
}
.platform .tag.ok {
  color: #1a8f4c;
  background: rgba(26, 143, 76, 0.12);
}
.platform.soon {
  opacity: 0.72;
}

/* Final CTA */
.cta {
  text-align: center;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 66px 40px;
  box-shadow: var(--shadow-sm);
}
.cta h2 {
  font-size: clamp(28px, 3.4vw, 42px);
  font-weight: 800;
}
.cta p {
  margin: 16px auto 30px;
  color: var(--color-secondary);
  font-size: 17px;
  max-width: 480px;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  background: var(--color-card);
  border-top: 1px solid var(--color-border);
  padding: 56px 0 34px;
  margin-top: 90px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: 40px;
}
.footer-brand .brand {
  margin-bottom: 14px;
}
.footer-brand p {
  color: var(--color-secondary);
  font-size: 14.5px;
  max-width: 280px;
}
.footer-col h4 {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-secondary);
  margin: 0 0 16px;
}
.footer-col a {
  display: block;
  color: var(--color-text);
  font-size: 15px;
  padding: 6px 0;
  transition: color 0.16s ease;
}
.footer-col a:hover {
  color: var(--color-primary);
}
.footer-bottom {
  margin-top: 44px;
  padding-top: 22px;
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--color-secondary);
  font-size: 14px;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-social {
  display: flex;
  gap: 14px;
}
.footer-social a svg {
  width: 20px;
  height: 20px;
  color: var(--color-secondary);
  transition: color 0.16s ease;
}
.footer-social a:hover svg {
  color: var(--color-primary);
}

/* ==========================================================================
   Download page
   ========================================================================== */
.page-hero {
  padding: 80px 0 40px;
  text-align: center;
}
.page-hero h1 {
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 800;
}
.page-hero p {
  margin: 18px auto 0;
  color: var(--color-secondary);
  font-size: 18px;
  max-width: 560px;
}
.download-card {
  max-width: 560px;
  margin: 40px auto 0;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  text-align: center;
  box-shadow: var(--shadow-md);
}
.store-glyph {
  width: 76px;
  height: 76px;
  margin: 0 auto 22px;
  color: var(--color-primary);
}
.store-badge {
  display: inline-block;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
  border-radius: 10px;
}
.store-badge:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}
.store-badge img {
  height: 60px;
}
.sysreq {
  max-width: 560px;
  margin: 30px auto 0;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 26px 30px;
  box-shadow: var(--shadow-sm);
}
.sysreq h3 {
  font-size: 16px;
  margin-bottom: 14px;
}
.sysreq ul {
  margin: 0;
  padding-left: 20px;
  color: var(--color-secondary);
}
.sysreq li {
  margin-bottom: 6px;
}

/* ==========================================================================
   Legal pages (Privacy / Terms)
   ========================================================================== */
.legal {
  padding: 60px 0 20px;
}
.legal-wrap {
  max-width: 780px;
  margin: 0 auto;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 56px 60px;
  box-shadow: var(--shadow-sm);
}
.legal-wrap h1 {
  font-size: clamp(30px, 4vw, 42px);
  font-weight: 800;
}
.legal-updated {
  color: var(--color-secondary);
  font-size: 14px;
  margin-top: 10px;
  margin-bottom: 34px;
}
.legal-wrap h2 {
  font-size: 21px;
  font-weight: 700;
  margin: 36px 0 12px;
}
.legal-wrap p,
.legal-wrap li {
  color: #333;
  font-size: 16px;
}
.legal-wrap p {
  margin-bottom: 14px;
}
.legal-wrap ul {
  margin: 0 0 16px;
  padding-left: 22px;
}
.legal-wrap li {
  margin-bottom: 8px;
}
.legal-callout {
  background: var(--color-primary-soft);
  border-left: 4px solid var(--color-primary);
  border-radius: 8px;
  padding: 18px 22px;
  margin: 8px 0 24px;
}
.legal-callout p {
  margin: 0;
  color: var(--color-text);
  font-weight: 500;
}

/* ==========================================================================
   Scroll reveal
   ========================================================================== */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}
@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .app-mock,
  .hero-shot {
    animation: none;
  }
  html {
    scroll-behavior: auto;
  }
}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 900px) {
  .hero-grid,
  .split {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .split {
    padding: 36px;
  }
  .card-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 30px;
  }
  .trust-items {
    gap: 30px;
  }
  .band,
  .cta {
    padding: 44px 26px;
  }
  .legal-wrap {
    padding: 36px 26px;
  }
}

@media (max-width: 620px) {
  .nav-links .nav-hide {
    display: none;
  }
  .hero {
    padding: 56px 0 48px;
  }
  .section {
    padding: 64px 0;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .hero-actions .btn {
    flex: 1 1 auto;
  }
}