:root {
  color-scheme: light;
  --bg: #f5f5f7;
  --bg-soft: #fbfbfd;
  --surface: rgba(255, 255, 255, 0.78);
  --surface-strong: rgba(255, 255, 255, 0.92);
  --line: rgba(15, 23, 42, 0.08);
  --line-strong: rgba(15, 23, 42, 0.14);
  --text: #111111;
  --muted: #5c6470;
  --blue: #0071e3;
  --blue-deep: #0058b9;
  --shadow: 0 28px 80px rgba(20, 20, 43, 0.12);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --max-width: 1180px;
  --font-sans: "SF Pro Display", "SF Pro Text", "PingFang SC", "Helvetica Neue", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(80, 118, 255, 0.12), transparent 28%),
    radial-gradient(circle at top right, rgba(94, 234, 212, 0.14), transparent 25%),
    linear-gradient(180deg, #fdfdfe 0%, #f5f5f7 36%, #eff2f7 100%);
}

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

.site-shell {
  min-height: 100vh;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 22px 24px;
  backdrop-filter: saturate(160%) blur(26px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.brand-mark {
  width: 28px;
  height: 28px;
  border-radius: 9px;
  border: 1px solid rgba(17, 17, 17, 0.08);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(224, 230, 244, 0.75)),
    linear-gradient(180deg, rgba(255, 255, 255, 0.95), rgba(240, 243, 250, 0.78));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.85), 0 10px 24px rgba(17, 17, 17, 0.08);
  position: relative;
}

.brand-mark::before,
.brand-mark::after {
  content: "";
  position: absolute;
  inset: 6px;
  border-radius: 6px;
  border: 1px solid rgba(17, 17, 17, 0.08);
}

.brand-mark::after {
  inset: 10px;
}

.topnav {
  display: inline-flex;
  align-items: center;
  gap: 24px;
  color: var(--muted);
  font-size: 0.95rem;
}

.topnav a:hover {
  color: var(--text);
}

.topbar-actions {
  display: inline-flex;
  align-items: center;
  gap: 18px;
}

.locale-switch {
  display: inline-flex;
  align-items: center;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.66);
  backdrop-filter: blur(18px);
}

.locale-button {
  border: 0;
  background: transparent;
  color: var(--muted);
  min-width: 56px;
  height: 34px;
  border-radius: 999px;
  font: inherit;
  font-size: 0.88rem;
  font-weight: 700;
  cursor: pointer;
}

.locale-button.is-active {
  color: var(--text);
  background: white;
  box-shadow: 0 8px 20px rgba(17, 17, 17, 0.08);
}

.section {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 48px 24px;
}

.hero {
  padding-top: 54px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(0, 113, 227, 0.9);
}

.hero h1,
.section-heading h2,
.showcase-card h2 {
  margin: 18px 0 0;
  letter-spacing: -0.04em;
  line-height: 0.96;
}

.hero h1 {
  max-width: 980px;
  font-size: clamp(3.3rem, 7vw, 6.2rem);
}

.hero-copy {
  max-width: 760px;
  margin: 24px 0 0;
  font-size: clamp(1.08rem, 2vw, 1.32rem);
  line-height: 1.72;
  color: var(--muted);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 0.98rem;
  font-weight: 600;
}

.button-primary {
  color: white;
  background: linear-gradient(180deg, var(--blue), var(--blue-deep));
  box-shadow: 0 18px 40px rgba(0, 113, 227, 0.22);
}

.button-secondary {
  color: var(--text);
  background: rgba(255, 255, 255, 0.72);
  border-color: var(--line);
  backdrop-filter: blur(18px);
}

.hero-grid,
.policy-grid {
  display: grid;
  gap: 24px;
}

.records-shell {
  padding-top: 32px;
  padding-bottom: 72px;
}

.records-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(320px, 0.9fr);
  gap: 24px;
  align-items: start;
}

.records-toolbar,
.summary-card,
.record-card {
  padding: 24px;
}

.records-toolbar {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
}

.toolbar-field {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 0.9rem;
}

.toolbar-toggle {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 14px;
  border-radius: 16px;
  border: 1px solid var(--line-strong);
  background: rgba(255, 255, 255, 0.72);
  color: var(--text);
  font-size: 0.92rem;
  font-weight: 500;
}

.toolbar-toggle input {
  width: 18px;
  height: 18px;
  margin: 0;
}

.toolbar-field input,
.toolbar-field select {
  width: 100%;
  min-height: 48px;
  padding: 0 14px;
  border-radius: 16px;
  border: 1px solid var(--line-strong);
  background: rgba(255, 255, 255, 0.88);
  color: var(--text);
  font: inherit;
}

.records-summary,
.records-list,
.record-grid {
  display: grid;
  gap: 20px;
}

.records-summary {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  margin-top: 24px;
}

.summary-card strong {
  display: block;
  margin-top: 10px;
  font-size: 1.25rem;
}

.summary-card span:last-child {
  display: block;
  margin-top: 8px;
  color: var(--muted);
}

.records-list {
  margin-top: 28px;
}

.records-footer {
  display: flex;
  justify-content: center;
  margin-top: 24px;
}

.record-card {
  display: grid;
  gap: 20px;
}

.record-day-group {
  display: grid;
  gap: 16px;
}

.record-day-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 0 6px;
}

.record-day-header h2 {
  margin: 0;
  font-size: 1rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--muted);
}

.record-day-header span {
  color: var(--muted);
  font-size: 0.9rem;
}

.record-day-list {
  display: grid;
  gap: 20px;
}

.record-card-empty p {
  margin: 0;
  color: var(--muted);
}

.record-head {
  display: block;
}

.record-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.record-panel {
  padding: 18px;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.64);
  border: 1px solid var(--line-strong);
  min-width: 0;
  overflow: hidden;
}

.record-panel-raw {
  border-color: rgba(28, 100, 242, 0.24);
  background: linear-gradient(180deg, rgba(242, 247, 255, 0.92), rgba(255, 255, 255, 0.8));
}

.record-panel-organized {
  border-color: rgba(13, 148, 136, 0.26);
  background: linear-gradient(180deg, rgba(240, 253, 250, 0.92), rgba(255, 255, 255, 0.8));
}

.record-panel pre {
  margin: 0;
  white-space: pre-wrap;
  word-break: break-word;
  font-family: "SF Mono", "JetBrains Mono", "Menlo", monospace;
  font-size: 0.88rem;
  line-height: 1.6;
  color: #1f2937;
}

.meta-section-title {
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.record-request-details {
  display: grid;
  gap: 16px;
  padding: 18px;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.52);
  border: 1px solid var(--line);
}

.record-request-details summary {
  display: flex;
  align-items: center;
  cursor: pointer;
  color: var(--text);
  font-size: 0.95rem;
  font-weight: 600;
  user-select: none;
}

.record-grid-request {
  margin-top: 4px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: start;
}

.meta-list {
  display: grid;
  gap: 16px;
  margin: 0;
}

.meta-list div {
  display: grid;
  gap: 8px;
  padding-bottom: 4px;
}

.meta-list dt {
  color: var(--muted);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  line-height: 1.35;
}

.meta-list dd {
  margin: 0;
  word-break: break-word;
  overflow-wrap: anywhere;
  min-width: 0;
  line-height: 1.55;
  font-size: 0.9rem;
}

.meta-value-pre {
  margin: 0;
  padding: 10px 12px;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  word-break: break-word;
  overflow: auto;
  max-height: 280px;
  border-radius: 16px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  background: rgba(248, 250, 252, 0.92);
  font-family: "SF Mono", "JetBrains Mono", "Menlo", monospace;
  font-size: 0.74rem;
  line-height: 1.5;
  color: #1f2937;
  min-width: 0;
}

.meta-note,
.meta-note-block {
  color: var(--muted);
}

.meta-note-block {
  margin: 14px 0 0;
  font-size: 0.8rem;
  line-height: 1.6;
}

.hero-grid {
  grid-template-columns: minmax(0, 1.5fr) minmax(280px, 0.9fr);
  margin-top: 42px;
}

.glass-card,
.feature-card,
.step-card,
.showcase-card,
.faq-item {
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: linear-gradient(180deg, var(--surface-strong), var(--surface));
  box-shadow: var(--shadow);
  backdrop-filter: blur(26px) saturate(150%);
}

.product-card,
.glass-stack,
.support-contact {
  min-height: 100%;
}

.product-card {
  padding: 20px;
}

.device-frame {
  min-height: 560px;
  border-radius: 28px;
  padding: 18px;
  background:
    linear-gradient(180deg, rgba(17, 17, 17, 0.04), rgba(17, 17, 17, 0.01)),
    linear-gradient(180deg, #ffffff, #f3f5fb);
  border: 1px solid rgba(17, 17, 17, 0.06);
}

.device-bar {
  display: flex;
  gap: 8px;
}

.device-bar span {
  width: 9px;
  height: 9px;
  border-radius: 999px;
  background: rgba(17, 17, 17, 0.12);
}

.device-content {
  margin-top: 20px;
  padding: 28px;
  border-radius: 24px;
  background:
    radial-gradient(circle at top left, rgba(100, 149, 255, 0.16), transparent 30%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.9), rgba(245, 247, 252, 0.92));
  min-height: 470px;
}

.device-pill,
.card-label,
.step-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.device-pill {
  padding: 8px 12px;
  background: rgba(0, 113, 227, 0.1);
  color: rgba(0, 113, 227, 0.88);
}

.device-content h2 {
  margin: 18px 0 14px;
  font-size: 2rem;
  letter-spacing: -0.04em;
}

.device-content ul {
  margin: 0;
  padding-left: 1.2rem;
  color: #283140;
  line-height: 1.9;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.tag-row span,
.use-case-grid span {
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(17, 17, 17, 0.045);
  color: #2a3340;
  font-size: 0.95rem;
}

.glass-stack {
  display: grid;
  gap: 18px;
}

.stat-card,
.support-contact {
  padding: 24px;
}

.stat-card strong,
.support-contact strong {
  display: block;
  margin-top: 8px;
  font-size: 1.36rem;
  letter-spacing: -0.03em;
}

.stat-card span {
  display: block;
  margin-top: 10px;
  line-height: 1.7;
  color: var(--muted);
}

.section-heading {
  max-width: 780px;
}

.section-heading h2,
.showcase-card h2 {
  font-size: clamp(2.2rem, 4vw, 4rem);
}

.feature-grid,
.steps,
.faq-list,
.policy-grid {
  display: grid;
  gap: 20px;
}

.feature-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 28px;
}

.feature-card,
.step-card,
.faq-item {
  padding: 28px;
}

.feature-card h3,
.step-card h3,
.faq-item h3 {
  margin: 0 0 12px;
  font-size: 1.28rem;
  letter-spacing: -0.03em;
}

.feature-card p,
.step-card p,
.faq-item p {
  margin: 0;
  color: var(--muted);
  line-height: 1.78;
}

.workflow {
  padding-top: 28px;
}

.steps {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 28px;
}

.step-index {
  width: 44px;
  height: 44px;
  background: rgba(0, 113, 227, 0.1);
  color: rgba(0, 113, 227, 0.9);
}

.step-card h3 {
  margin-top: 18px;
}

.showcase-card {
  display: grid;
  gap: 28px;
  padding: 32px;
}

.use-case-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.support-hero {
  padding-bottom: 18px;
}

.support-contact {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 34px;
}

.faq-list {
  margin-top: 24px;
}

.faq-section {
  padding-bottom: 88px;
}

.policy-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.policy-meta {
  margin: 18px 0 0;
  font-size: 0.94rem;
  color: var(--muted);
}

.policy-sections {
  display: grid;
  gap: 18px;
  padding-top: 0;
  padding-bottom: 88px;
}

.policy-section {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.7);
  box-shadow: 0 18px 50px rgba(20, 20, 43, 0.08);
  backdrop-filter: blur(18px);
}

.policy-section h2 {
  margin: 0 0 12px;
  font-size: 1.28rem;
  letter-spacing: -0.03em;
}

.policy-section p {
  margin: 0;
  color: var(--muted);
  line-height: 1.82;
}

.policy-link {
  color: var(--blue-deep);
  word-break: break-word;
}

@media (max-width: 980px) {
  .topbar,
  .section {
    padding-left: 20px;
    padding-right: 20px;
  }

  .topbar {
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
  }

  .topbar-actions {
    width: 100%;
    flex-direction: column;
    align-items: flex-start;
  }

  .hero-grid,
  .feature-grid,
  .steps,
  .support-contact,
  .policy-grid,
  .records-hero,
  .records-summary,
  .record-grid {
    grid-template-columns: 1fr;
  }

  .device-frame {
    min-height: auto;
  }

  .device-content {
    min-height: auto;
  }

  .record-head {
    display: block;
  }

  .record-grid-request {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .topnav {
    flex-wrap: wrap;
    gap: 14px 18px;
  }

  .locale-switch {
    align-self: flex-start;
  }

  .hero {
    padding-top: 20px;
  }

  .section {
    padding-top: 32px;
    padding-bottom: 32px;
  }

  .feature-card,
  .step-card,
  .faq-item,
  .showcase-card,
  .support-contact,
  .product-card {
    border-radius: 24px;
  }
}