:root {
  --bg: #0d0d12;
  --surface: #12121a;
  --surface2: #18181f;
  --surface3: #20202a;
  --border: #1e1e28;
  --text: #e4e4ef;
  --muted: #8a8aa3;
  --muted-2: #66667c;
  --accent: #07a9d6;
  --urgent: #ff4444;
  --important: #f59e0b;
  --later: #07a9d6;
  --ok: #34d399;
  --warn: #fbbf24;
  --radius: 12px;
  --radius-sm: 8px;
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", system-ui, sans-serif;
  --shadow-soft: 0 18px 60px rgba(0, 0, 0, 0.28);
  --content-width: 1180px;
}

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

html {
  scroll-behavior: smooth;
}

html,
body {
  min-height: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

button,
input,
textarea,
select {
  font: inherit;
}

button {
  cursor: pointer;
}

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

.shell {
  width: min(var(--content-width), calc(100% - 48px));
  margin: 0 auto;
}

.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.35s ease, transform 0.35s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.4px;
  text-transform: uppercase;
}

.section-heading {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.5rem);
  line-height: 1.08;
  letter-spacing: -0.03em;
}

.section-copy {
  margin: 18px 0 0;
  max-width: 720px;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.75;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 0 18px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text);
  font-size: 14px;
  font-weight: 600;
  transition: background-color 0.16s ease, border-color 0.16s ease, color 0.16s ease, opacity 0.16s ease;
}

.btn:hover {
  opacity: 0.92;
}

.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.btn-ghost {
  border-color: var(--border);
  color: var(--text);
}

.btn-ghost:hover {
  border-color: rgba(228, 228, 239, 0.3);
}

.btn-danger {
  border-color: rgba(255, 68, 68, 0.35);
  color: var(--urgent);
}

.btn-danger:hover {
  background: rgba(255, 68, 68, 0.08);
}

.btn-small {
  min-height: 36px;
  padding: 0 14px;
  font-size: 13px;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 28px;
  padding: 0 11px;
  border-radius: 999px;
  background: var(--surface2);
  border: 1px solid var(--border);
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
}

.chip.priority-urgent {
  color: var(--urgent);
  border-color: rgba(255, 68, 68, 0.24);
  background: rgba(255, 68, 68, 0.08);
}

.chip.priority-important {
  color: var(--important);
  border-color: rgba(245, 158, 11, 0.24);
  background: rgba(245, 158, 11, 0.08);
}

.chip.priority-later {
  color: var(--later);
  border-color: rgba(7, 169, 214, 0.24);
  background: rgba(7, 169, 214, 0.08);
}

.chip.success {
  color: var(--ok);
  border-color: rgba(52, 211, 153, 0.24);
  background: rgba(52, 211, 153, 0.08);
}

.chip.subtle {
  color: var(--muted);
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field label {
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.1px;
  text-transform: uppercase;
}

.field input,
.field textarea,
.field select {
  width: 100%;
  min-height: 44px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--surface2);
  color: var(--text);
  outline: none;
}

.field textarea {
  min-height: 96px;
  resize: vertical;
}

.field input:focus,
.field textarea:focus,
.field select:focus {
  border-color: var(--accent);
}

.helper {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.6;
}

.empty-panel {
  padding: 48px 24px;
  border: 1px dashed rgba(255, 255, 255, 0.12);
  border-radius: var(--radius);
  color: var(--muted);
  text-align: center;
}

.stack {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.surface-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}

.muted {
  color: var(--muted);
}

.mono {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.hidden {
  display: none !important;
}

.status-dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: var(--muted);
  flex: 0 0 auto;
}

.status-dot.online {
  background: var(--ok);
  box-shadow: 0 0 0 5px rgba(52, 211, 153, 0.12);
}

.status-dot.offline {
  background: var(--warn);
  box-shadow: 0 0 0 5px rgba(251, 191, 36, 0.12);
}

.status-dot.muted {
  background: var(--muted-2);
  box-shadow: none;
}

.toast {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 1400;
  max-width: 320px;
  padding: 12px 16px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: rgba(18, 18, 26, 0.96);
  color: var(--text);
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: opacity 0.18s ease, transform 0.18s ease;
}

.toast.show {
  opacity: 1;
  transform: translateY(0);
}

.toast.error {
  border-color: rgba(255, 68, 68, 0.35);
  color: #ffd8d8;
}

.site-nav {
  position: sticky;
  top: 0;
  z-index: 1100;
  backdrop-filter: none;
  transition: background-color 0.18s ease, backdrop-filter 0.18s ease, border-color 0.18s ease;
  border-bottom: 1px solid transparent;
}

.site-nav.scrolled {
  background: rgba(13, 13, 18, 0.7);
  backdrop-filter: blur(14px);
  border-bottom-color: rgba(255, 255, 255, 0.06);
}

.site-nav-inner {
  width: min(var(--content-width), calc(100% - 48px));
  height: 68px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.wordmark {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.brand-lockup {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.brand-lockup-full {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.brand-lockup-nav {
  justify-content: flex-start;
}

.brand-mark {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  object-fit: cover;
  background: #fff;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.2);
  flex: 0 0 auto;
}

.brand-word {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.brand-full-logo {
  display: block;
  width: min(260px, 100%);
  height: auto;
  border-radius: 0;
  box-shadow: none;
}

.brand-full-logo-nav {
  width: auto;
  max-width: 128px;
  max-height: 24px;
  border-radius: 0;
  box-shadow: none;
}

.brand-full-logo-auth {
  width: min(260px, 100%);
}

.brand-full-logo-footer {
  width: min(160px, 100%);
}

.brand-mark-footer {
  width: 28px;
  height: 28px;
  background: transparent;
  box-shadow: none;
  border-radius: 0;
}

.site-nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
}

.site-nav-link {
  color: var(--muted);
  font-size: 14px;
  font-weight: 500;
}

.site-nav-link:hover {
  color: var(--text);
}

.marketing-hero {
  min-height: calc(100vh - 68px);
  display: flex;
  align-items: center;
  background:
    radial-gradient(ellipse at 72% 38%, rgba(7, 169, 214, 0.14), transparent 42%),
    radial-gradient(ellipse at 20% 18%, rgba(255, 255, 255, 0.05), transparent 34%),
    var(--bg);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
  gap: 48px;
  align-items: center;
  padding: 56px 0 96px;
}

.hero-kicker {
  margin-bottom: 18px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1.6px;
  text-transform: uppercase;
}

.hero-title {
  margin: 0;
  font-size: clamp(3rem, 6vw, 4.5rem);
  line-height: 1.02;
  letter-spacing: -0.05em;
}

.hero-copy {
  max-width: 620px;
  margin: 20px 0 0;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 32px;
  flex-wrap: wrap;
}

.hero-note {
  margin-top: 16px;
  color: var(--muted);
  font-size: 13px;
}

.device-stage {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 480px;
}

.signal-lines {
  position: absolute;
  inset: 10% 2% 10% 2%;
  pointer-events: none;
}

.signal-lines span {
  position: absolute;
  height: 1px;
  background: linear-gradient(90deg, rgba(7, 169, 214, 0), rgba(7, 169, 214, 0.32), rgba(7, 169, 214, 0));
  transform-origin: left center;
}

.signal-lines span:nth-child(1) { top: 16%; left: 4%; width: 58%; transform: rotate(12deg); }
.signal-lines span:nth-child(2) { top: 58%; left: 10%; width: 52%; transform: rotate(-8deg); }
.signal-lines span:nth-child(3) { top: 76%; left: 22%; width: 42%; transform: rotate(-16deg); }

.device-mock {
  position: relative;
  width: min(420px, 100%);
  aspect-ratio: 0.9;
  transform: rotate(5deg);
}

.device-core2 {
  filter: drop-shadow(0 32px 46px rgba(0, 0, 0, 0.38));
}

.device-shell {
  width: 100%;
  height: 100%;
  padding: 16px 16px 62px;
  border-radius: 34px;
  background: linear-gradient(160deg, #ffffff 0%, #f2f4f7 42%, #e7eaee 100%);
  box-shadow: inset 0 0 0 1px rgba(12, 18, 28, 0.08), inset 0 -16px 22px rgba(11, 16, 24, 0.08);
}

.device-bezel {
  width: 100%;
  height: 100%;
  padding: 14px;
  border-radius: 26px;
  background: linear-gradient(180deg, #0f1217, #191d24);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.06);
}

.device-screen {
  height: 100%;
  border-radius: 15px;
  background: linear-gradient(180deg, #f7f7f4 0%, #ece9e3 100%);
  color: #222633;
  padding: 14px 14px 12px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.device-topline {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: #73788a;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.device-greeting {
  margin-top: 8px;
  font-size: 26px;
  line-height: 1;
  letter-spacing: -0.05em;
  font-weight: 500;
}

.device-subline {
  margin-top: 5px;
  font-size: 12px;
  color: #7f8493;
}

.device-queue {
  display: grid;
  gap: 10px;
  margin-top: 12px;
}

.device-queue-row {
  display: grid;
  grid-template-columns: 4px 1fr auto;
  align-items: center;
  gap: 10px;
  min-height: 52px;
  padding: 10px 12px 10px 0;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.74);
  box-shadow: inset 0 0 0 1px rgba(31, 37, 51, 0.08);
}

.device-queue-row.is-active {
  background: rgba(255, 255, 255, 0.94);
  box-shadow: inset 0 0 0 1px rgba(31, 37, 51, 0.1), 0 10px 18px rgba(255, 255, 255, 0.35);
}

.device-queue-accent {
  width: 4px;
  height: 100%;
  border-radius: 999px;
}

.device-queue-accent.urgent { background: #ff5a5a; }
.device-queue-accent.important { background: #1ea5ff; }
.device-queue-accent.later { background: #63d86c; }

.device-queue-copy {
  min-width: 0;
}

.device-queue-title {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.device-queue-preview {
  margin-top: 4px;
  font-size: 10px;
  color: #8a90a0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.device-queue-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 28px;
  height: 28px;
  padding: 0 9px;
  border-radius: 999px;
  background: #f0e7e4;
  color: #8b736c;
  font-size: 12px;
  font-weight: 800;
}

.device-queue-badge.urgent {
  background: rgba(255, 90, 90, 0.16);
  color: #d83d3d;
}

.device-queue-badge.important {
  background: rgba(30, 165, 255, 0.14);
  color: #157fcb;
}

.device-queue-badge.later {
  background: rgba(99, 216, 108, 0.16);
  color: #32913d;
}

.device-controls {
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 14px;
  height: 38px;
  border-radius: 0 0 22px 22px;
  background: linear-gradient(180deg, #101318, #05070b);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 34px;
}

.device-control {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.76);
}

.device-control.close {
  width: 14px;
  height: 14px;
}

.device-control.close::before,
.device-control.close::after {
  content: "";
  position: absolute;
  width: 12px;
  height: 1.5px;
  border-radius: 999px;
  background: currentColor;
}

.device-control.close::before { transform: rotate(45deg); }
.device-control.close::after { transform: rotate(-45deg); }

.device-control.home {
  width: 12px;
  height: 12px;
  border-radius: 3px;
  border: 1.6px solid currentColor;
}

.device-control.line {
  width: 14px;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
}
.marketing-section {
  padding: 104px 0;
}

.marketing-section.surface {
  background: var(--surface);
}

.marketing-section.surface-alt {
  background: var(--surface2);
}

.problem-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 48px;
}

.problem-copy p {
  margin: 0 0 18px;
  color: var(--text);
  font-size: 16px;
  line-height: 1.8;
}

.problem-copy p:last-child {
  margin-bottom: 0;
  color: var(--accent);
  font-weight: 600;
}

.steps {
  margin-top: 48px;
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.step-row {
  display: grid;
  grid-template-columns: minmax(0, 0.94fr) minmax(0, 1.06fr);
  gap: 22px;
  align-items: stretch;
}

.step-row:nth-child(even) {
  grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
}

.step-visual,
.step-copy {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}

.step-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 220px;
}

.mock-diagram {
  width: 100%;
  display: grid;
  gap: 12px;
}

.mock-diagram-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.mock-box {
  flex: 1 1 0;
  min-height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.02);
  color: var(--text);
  font-size: 13px;
  font-weight: 600;
  text-align: center;
}

.mock-arrow {
  flex: 0 0 auto;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

.step-num {
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.2px;
  text-transform: uppercase;
}

.step-title {
  margin: 10px 0 0;
  font-size: 28px;
  line-height: 1.15;
  letter-spacing: -0.03em;
}

.step-body {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
}

.divider-note {
  margin-top: 28px;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--muted);
  font-size: 15px;
}

.device-section-grid,
.trust-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: 28px;
  align-items: center;
}

.interim-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.92fr);
  gap: 28px;
  align-items: start;
}

.device-detail-stage {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0));
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 34px;
  display: flex;
  justify-content: center;
}

.device-detail-copy {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.interim-copy {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.interim-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 24px;
}

.interim-card-title {
  margin: 0;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.interim-points {
  margin-top: 16px;
  display: grid;
  gap: 12px;
}

.interim-point {
  padding: 14px 16px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.02);
  color: var(--muted);
  line-height: 1.7;
}

.interim-helper {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}

.interim-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 18px;
}

.spec-list {
  display: grid;
  gap: 12px;
}

.spec-item {
  display: grid;
  grid-template-columns: 18px 1fr;
  gap: 10px;
  color: var(--text);
}

.spec-dot {
  color: var(--accent);
  font-weight: 700;
}

.platform-grid,
.persona-grid,
.priority-grid {
  margin-top: 40px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.platform-card,
.persona-card,
.priority-card,
.quote-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}

.platform-card.is-muted {
  opacity: 0.55;
}

.platform-title,
.persona-title,
.priority-title {
  margin: 0;
  font-size: 18px;
  letter-spacing: -0.02em;
}

.priority-note {
  margin-top: 18px;
  max-width: 760px;
}

.priority-note a,
.doc-copy a {
  color: var(--accent);
}

.platform-meta,
.persona-copy,
.priority-copy,
.quote-card p {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.75;
}

.priority-card.priority-urgent { border-left: 3px solid var(--urgent); }
.priority-card.priority-important { border-left: 3px solid var(--important); }
.priority-card.priority-later { border-left: 3px solid var(--later); }

.trust-flow {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 22px;
}

.trust-flow .mock-diagram {
  margin-top: 24px;
  gap: 14px;
}

.trust-state-stack {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.trust-state {
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px;
  background: var(--surface);
  border-left-width: 3px;
}

.trust-state.trusted { border-left-color: var(--ok); }
.trust-state.quarantine { border-left-color: var(--important); }
.trust-state.dismissed { border-left-color: var(--muted); }

.footer {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding: 42px 0 24px;
  background: var(--surface);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 18px;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
}

.footer-title {
  margin: 0 0 12px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.2px;
  text-transform: uppercase;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-copy {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}

.footer-bottom {
  margin-top: 28px;
  padding-top: 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  color: var(--muted);
  font-size: 13px;
}

.doc-shell {
  width: min(920px, calc(100% - 32px));
  margin: 0 auto;
  padding: 48px 0 96px;
}

.doc-header {
  padding: 36px 0 28px;
}

.doc-kicker {
  margin: 0 0 12px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.4px;
  text-transform: uppercase;
}

.doc-title {
  margin: 0;
  font-size: clamp(2.4rem, 4vw, 4rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
}

.doc-lead {
  margin: 18px 0 0;
  max-width: 760px;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.8;
}

.doc-grid {
  display: grid;
  gap: 18px;
}

.doc-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 24px;
}

.doc-card h2,
.doc-card h3 {
  margin: 0;
  letter-spacing: -0.03em;
}

.doc-card h2 {
  font-size: 28px;
}

.doc-card h3 {
  font-size: 20px;
}

.doc-copy,
.doc-list {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
}

.doc-list {
  padding-left: 18px;
}

.doc-list li + li {
  margin-top: 10px;
}

.doc-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 18px;
}

.doc-step {
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 14px;
  background: var(--surface2);
  padding: 18px;
}

.doc-step-num {
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1.2px;
  text-transform: uppercase;
}

.doc-step p {
  margin: 10px 0 0;
  color: var(--muted);
  line-height: 1.7;
}

.doc-callout {
  margin-top: 18px;
  padding: 18px;
  border-radius: 14px;
  background: rgba(7, 169, 214, 0.08);
  border: 1px solid rgba(7, 169, 214, 0.2);
  color: var(--text);
}

.auth-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 32px 20px;
  background: radial-gradient(circle at top, rgba(7, 169, 214, 0.14), transparent 38%), var(--bg);
}

.auth-shell {
  width: min(100%, 420px);
}

.auth-brand {
  text-align: center;
  margin-bottom: 28px;
}

.auth-brand .wordmark {
  font-size: 28px;
}

.auth-tagline {
  margin-top: 6px;
  color: var(--muted);
  font-size: 14px;
}

.auth-card {
  padding: 30px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: var(--shadow-soft);
}

.auth-title {
  margin: 0;
  font-size: 28px;
  letter-spacing: -0.03em;
}

.auth-copy {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.7;
}

.auth-form {
  margin-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.auth-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 6px;
}

.auth-alt {
  margin-top: 18px;
  color: var(--muted);
  font-size: 14px;
  text-align: center;
}

.auth-message {
  margin-top: 16px;
  font-size: 13px;
  text-align: center;
  color: var(--muted);
}

.auth-message.error { color: #ffd8d8; }
.auth-message.success { color: #bff4de; }

.console-page {
  min-height: 100vh;
  background: var(--bg);
}

.console-topbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  height: 64px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(13, 13, 18, 0.86);
  backdrop-filter: blur(14px);
}

.console-topbar-inner {
  width: min(1320px, calc(100% - 32px));
  height: 100%;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.console-topbar-left {
  display: flex;
  align-items: center;
  gap: 18px;
  min-width: 0;
}

.console-topbar-title {
  color: var(--muted);
  font-size: 14px;
}

.console-topbar-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.console-shell {
  width: min(1320px, calc(100% - 32px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 28px;
  padding: 28px 0 96px;
}

.console-sidebar {
  position: sticky;
  top: 92px;
  align-self: start;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
}

.console-nav-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 44px;
  padding: 0 14px;
  border-radius: 10px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 600;
  transition: background-color 0.16s ease, color 0.16s ease;
}

.console-nav-link:hover {
  background: var(--surface2);
  color: var(--text);
}

.console-nav-link.active {
  background: rgba(7, 169, 214, 0.12);
  color: var(--text);
}

.console-main {
  min-width: 0;
}

.screen-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 22px;
}

.screen-title {
  margin: 0;
  font-size: 34px;
  line-height: 1.08;
  letter-spacing: -0.04em;
}

.screen-subtitle {
  margin: 10px 0 0;
  max-width: 720px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.75;
}

.screen-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.count-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.count-card {
  padding: 22px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--surface);
}

.count-label {
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.2px;
  text-transform: uppercase;
}

.count-value {
  margin-top: 10px;
  font-size: 42px;
  line-height: 1;
  letter-spacing: -0.05em;
  font-weight: 700;
}

.count-value.urgent { color: var(--urgent); }
.count-value.important { color: var(--important); }
.count-value.later { color: var(--later); }

.status-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
  gap: 16px;
}

.device-summary {
  display: grid;
  gap: 16px;
}

.device-card-top {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
}

.device-summary-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.device-name {
  font-size: 20px;
  line-height: 1.2;
  letter-spacing: -0.03em;
}

.device-meta {
  margin-top: 6px;
  color: var(--muted);
  font-size: 13px;
}

.split-detail {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.detail-block {
  padding: 14px;
  border-radius: 12px;
  background: var(--surface2);
  border: 1px solid rgba(255, 255, 255, 0.04);
}

.detail-label {
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.1px;
  text-transform: uppercase;
}

.detail-value {
  margin-top: 6px;
  font-size: 15px;
  line-height: 1.5;
}

.list-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.list-row {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 18px 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.list-row:last-child {
  border-bottom: 0;
}

.list-row-priority {
  width: 3px;
  align-self: stretch;
  border-radius: 999px;
  background: var(--later);
  margin-right: 2px;
}

.list-row-priority.priority-urgent { background: var(--urgent); }
.list-row-priority.priority-important { background: var(--important); }
.list-row-priority.priority-later { background: var(--later); }

.list-row-main {
  flex: 1 1 auto;
  min-width: 0;
}

.list-row-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.list-row-title {
  font-size: 16px;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.list-row-meta {
  color: var(--muted);
  font-size: 12px;
  white-space: nowrap;
}

.list-row-sub {
  margin-top: 8px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.list-row-copy {
  margin-top: 12px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}

.list-row-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.meta-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 24px;
  padding: 0 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.03);
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.6px;
  text-transform: uppercase;
}

.contact-card,
.sender-card,
.history-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.contact-list,
.sender-list,
.history-list {
  display: flex;
  flex-direction: column;
}

.contact-row,
.sender-row,
.history-row {
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr) auto;
  gap: 16px;
  align-items: flex-start;
  padding: 18px 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.contact-row:last-child,
.sender-row:last-child,
.history-row:last-child {
  border-bottom: 0;
}

.avatar {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: var(--surface2);
  color: var(--text);
  font-size: 14px;
  font-weight: 700;
}

.avatar.muted {
  color: var(--muted);
}

.row-title {
  margin: 0;
  font-size: 16px;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

.row-note {
  margin-top: 6px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}

.row-tags {
  margin-top: 10px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.row-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.inline-form {
  margin-bottom: 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 22px;
}

.inline-form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.channel-rows {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 8px;
}

.channel-row {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr) auto;
  gap: 10px;
}

.form-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-top: 16px;
  flex-wrap: wrap;
}

.pair-box {
  border: 2px dashed rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  padding: 28px;
  text-align: center;
}

.pair-title {
  font-size: 18px;
  line-height: 1.2;
  letter-spacing: -0.03em;
}

.pair-sub {
  margin-top: 8px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}

.pair-input-row {
  display: flex;
  gap: 10px;
  margin-top: 18px;
  justify-content: center;
}

.pair-input-row input {
  width: min(180px, 100%);
  text-align: center;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.filter-bar {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: 16px;
}

.filter-bar .field {
  min-width: 160px;
}

.analytics-summary details {
  border-radius: 14px;
  border: 1px solid var(--border);
  background: var(--surface);
  overflow: hidden;
}

.analytics-summary summary {
  padding: 16px 18px;
  list-style: none;
  cursor: pointer;
  font-weight: 600;
}

.analytics-summary summary::-webkit-details-marker {
  display: none;
}

.analytics-body {
  padding: 0 18px 18px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.analytics-tile {
  padding: 16px;
  border-radius: 12px;
  background: var(--surface2);
}

.analytics-value {
  font-size: 28px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.04em;
}

.analytics-label {
  margin-top: 6px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.mobile-tabs {
  display: none;
}

@media (max-width: 1024px) {
  .shell,
  .site-nav-inner { width: min(var(--content-width), calc(100% - 32px)); }
  .hero-grid,
  .problem-grid,
  .device-section-grid,
  .interim-grid,
  .trust-grid,
  .status-layout { grid-template-columns: 1fr; }
  .platform-grid,
  .persona-grid,
  .priority-grid,
  .footer-grid,
  .analytics-body { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .console-shell { grid-template-columns: 1fr; }
  .console-sidebar { display: none; }
  .mobile-tabs {
    position: fixed;
    left: 12px;
    right: 12px;
    bottom: 12px;
    z-index: 1100;
    display: grid;
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 6px;
    padding: 6px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    background: rgba(18, 18, 26, 0.94);
    backdrop-filter: blur(16px);
  }
  .mobile-tab {
    min-height: 48px;
    border-radius: 12px;
    background: transparent;
    color: var(--muted);
    font-size: 12px;
    font-weight: 700;
  }
  .mobile-tab.active {
    background: rgba(7, 169, 214, 0.14);
    color: var(--text);
  }
}

@media (max-width: 780px) {
  .site-nav-links .hide-mobile { display: none; }
  .marketing-section { padding: 84px 0; }
  .hero-grid,
  .step-row,
  .step-row:nth-child(even),
  .grid-2,
  .grid-3,
  .count-grid,
  .footer-grid,
  .analytics-body,
  .inline-form-grid,
  .split-detail,
  .platform-grid,
  .persona-grid,
  .priority-grid,
  .interim-grid { grid-template-columns: 1fr; }
  .channel-row,
  .contact-row,
  .sender-row,
  .history-row,
  .doc-steps { grid-template-columns: 1fr; }
  .row-actions { justify-content: flex-start; }
  .screen-header,
  .device-card-top,
  .console-topbar-inner { flex-direction: column; align-items: flex-start; }
  .console-topbar { height: auto; }
  .console-topbar-inner { padding: 14px 0; }
  .console-shell {
    width: min(1320px, calc(100% - 24px));
    padding-top: 20px;
    padding-bottom: 100px;
  }
  .auth-card { padding: 24px; }
}