:root {
  color-scheme: light dark;
  --page: #f7f7f9;
  --page-deep: #f0f1f4;
  --surface: rgba(255, 255, 255, 0.78);
  --surface-solid: #ffffff;
  --surface-soft: #f2f3f6;
  --surface-raised: #ffffff;
  --text: #151518;
  --text-soft: #5f616b;
  --text-faint: #858894;
  --border: rgba(27, 28, 35, 0.09);
  --border-strong: rgba(27, 28, 35, 0.16);
  --brand: #ff6b6b;
  --brand-strong: #d94a52;
  --brand-action: #cc414a;
  --brand-action-hover: #bd3942;
  --brand-soft: rgba(255, 107, 107, 0.12);
  --brand-glow: rgba(255, 107, 107, 0.24);
  --blue: #5b9bd5;
  --blue-soft: rgba(91, 155, 213, 0.12);
  --green: #5fb878;
  --green-soft: rgba(95, 184, 120, 0.12);
  --violet: #9b78d1;
  --violet-soft: rgba(155, 120, 209, 0.12);
  --shadow-small: 0 1px 2px rgba(12, 14, 24, 0.04), 0 10px 30px rgba(12, 14, 24, 0.05);
  --shadow-card: 0 1px 2px rgba(12, 14, 24, 0.04), 0 24px 60px rgba(12, 14, 24, 0.08);
  --shadow-floating: 0 30px 80px rgba(12, 14, 24, 0.14);
  --radius-small: 14px;
  --radius-control: 16px;
  --radius-card: 24px;
  --radius-large: 32px;
  --shell: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 104px;
}

body {
  margin: 0;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 8% 4%, rgba(91, 155, 213, 0.08), transparent 28rem),
    radial-gradient(circle at 92% 14%, rgba(255, 107, 107, 0.08), transparent 30rem),
    var(--page);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body::before {
  position: fixed;
  z-index: -1;
  inset: 0;
  background-image: linear-gradient(rgba(22, 23, 28, 0.018) 1px, transparent 1px), linear-gradient(90deg, rgba(22, 23, 28, 0.018) 1px, transparent 1px);
  background-size: 52px 52px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.6), transparent 72%);
  content: "";
  pointer-events: none;
}

img {
  max-width: 100%;
}

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

a:focus-visible,
button:focus-visible {
  outline: 3px solid rgba(255, 107, 107, 0.42);
  outline-offset: 4px;
  border-radius: 10px;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  text-wrap: balance;
}

p {
  text-wrap: pretty;
}

.skip-link {
  position: fixed;
  z-index: 200;
  top: 12px;
  left: 12px;
  padding: 10px 14px;
  border-radius: 10px;
  background: var(--text);
  color: var(--surface-solid);
  font-weight: 700;
  transform: translateY(-160%);
  transition: transform 180ms ease;
}

.skip-link:focus {
  transform: translateY(0);
}

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

.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  border-bottom: 1px solid transparent;
  background: rgba(247, 247, 249, 0.84);
}

@supports (backdrop-filter: blur(20px)) {
  .site-header {
    border-color: var(--border);
    background: rgba(247, 247, 249, 0.68);
    backdrop-filter: saturate(150%) blur(22px);
    -webkit-backdrop-filter: saturate(150%) blur(22px);
  }
}

.header-inner {
  display: flex;
  min-height: 76px;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.brand {
  display: inline-flex;
  min-height: 44px;
  min-width: 44px;
  flex-shrink: 0;
  align-items: center;
  gap: 12px;
  border-radius: 12px;
}

.brand-mark {
  display: block;
  width: 42px;
  height: 42px;
  object-fit: cover;
  border: 1px solid var(--border);
  border-radius: 13px;
  background: var(--surface-raised);
  box-shadow: var(--shadow-small);
}

.brand-copy {
  display: flex;
  flex-direction: column;
  gap: 2px;
  line-height: 1.1;
}

.brand-name {
  font-size: 15px;
  font-weight: 720;
  letter-spacing: 0.01em;
}

.brand-kind {
  color: var(--text-faint);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 6px;
  color: var(--text-soft);
  font-size: 14px;
  font-weight: 600;
}

.site-nav a {
  display: inline-flex;
  min-height: 44px;
  min-width: 44px;
  align-items: center;
  justify-content: center;
  padding: 0 13px;
  border-radius: 12px;
  transition: color 180ms ease, background-color 180ms ease, transform 180ms ease;
}

.site-nav a:hover {
  background: var(--surface);
  color: var(--text);
}

.site-nav .nav-cta {
  margin-left: 4px;
  background: var(--text);
  color: var(--surface-solid);
}

.site-nav .nav-cta:hover {
  background: var(--brand-action);
  color: #ffffff;
}

.hero {
  display: grid;
  min-height: calc(100svh - 76px);
  grid-template-columns: minmax(0, 0.9fr) minmax(460px, 1.1fr);
  align-items: center;
  gap: clamp(42px, 6vw, 92px);
  padding-block: clamp(72px, 9vw, 128px);
}

.hero-copy {
  position: relative;
  z-index: 2;
}

.eyebrow,
.section-label {
  margin-bottom: 18px;
  color: var(--text-soft);
  font-size: 12px;
  font-weight: 750;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--green);
  box-shadow: 0 0 0 5px var(--green-soft);
}

.hero h1 {
  max-width: 700px;
  margin-bottom: 26px;
  font-size: clamp(48px, 6.2vw, 82px);
  font-weight: 720;
  letter-spacing: -0.058em;
  line-height: 1.04;
}

.hero h1 strong {
  display: block;
  color: var(--brand-strong);
  font-weight: inherit;
}

.hero-summary {
  max-width: 610px;
  margin-bottom: 0;
  color: var(--text-soft);
  font-size: clamp(18px, 1.65vw, 21px);
  line-height: 1.68;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.hero-actions {
  margin-top: 34px;
}

.button {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: var(--radius-control);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.2;
  transition: background-color 180ms ease, border-color 180ms ease, box-shadow 180ms ease, color 180ms ease, transform 180ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.primary-button {
  background: var(--brand-action);
  box-shadow: 0 12px 30px var(--brand-glow);
  color: #ffffff;
}

.primary-button:hover {
  background: var(--brand-action-hover);
  box-shadow: 0 16px 36px var(--brand-glow);
}

.quiet-button,
.secondary-button {
  border-color: var(--border);
  background: var(--surface);
  box-shadow: var(--shadow-small);
  color: var(--text);
}

.quiet-button:hover,
.secondary-button:hover {
  border-color: var(--border-strong);
  background: var(--surface-raised);
}

.trust-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  margin: 28px 0 0;
  padding: 0;
  color: var(--text-faint);
  font-size: 13px;
  font-weight: 650;
  list-style: none;
}

.trust-list li {
  display: flex;
  align-items: center;
}

.trust-list li + li::before {
  width: 3px;
  height: 3px;
  margin-inline: 12px;
  border-radius: 99px;
  background: var(--border-strong);
  content: "";
}

.product-stage {
  position: relative;
  min-height: 610px;
  isolation: isolate;
}

.product-stage::before {
  position: absolute;
  z-index: -3;
  inset: 4% 0 0 4%;
  border: 1px solid var(--border);
  border-radius: 50%;
  background: radial-gradient(circle at 55% 35%, var(--surface-raised), var(--surface-soft) 56%, transparent 71%);
  content: "";
  filter: drop-shadow(0 34px 70px rgba(33, 35, 52, 0.1));
}

.stage-orbit {
  position: absolute;
  z-index: -2;
  border: 1px solid var(--border);
  border-radius: 50%;
  pointer-events: none;
}

.orbit-one {
  inset: 10% 8% 9% 6%;
  transform: rotate(18deg);
}

.orbit-two {
  inset: 20% 17% 18% 16%;
  border-style: dashed;
  opacity: 0.7;
  transform: rotate(-22deg);
}

.app-identity-card {
  position: absolute;
  z-index: 5;
  top: 10%;
  left: 28%;
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 16px 22px 16px 16px;
  border: 1px solid rgba(255, 255, 255, 0.74);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: var(--shadow-floating);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  animation: stage-float 6s ease-in-out infinite;
}

.app-identity-card img {
  width: 112px;
  height: 112px;
  border-radius: 27px;
  box-shadow: 0 18px 44px var(--brand-glow);
}

.app-identity-card div {
  display: flex;
  flex-direction: column;
  line-height: 1.24;
}

.app-identity-card span {
  font-size: 20px;
  font-weight: 760;
  letter-spacing: -0.03em;
}

.app-identity-card small {
  margin-top: 7px;
  color: var(--text-faint);
  font-size: 12px;
  font-weight: 650;
}

.preview-card {
  position: absolute;
  z-index: 3;
  border: 1px solid rgba(255, 255, 255, 0.78);
  border-radius: var(--radius-card);
  background: rgba(255, 255, 255, 0.78);
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(22px);
  -webkit-backdrop-filter: blur(22px);
}

.preview-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  color: var(--text-soft);
  font-size: 12px;
  font-weight: 700;
}

.preview-header i {
  width: 7px;
  height: 7px;
  border-radius: 99px;
  background: var(--brand);
  box-shadow: 0 0 0 5px var(--brand-soft);
}

.preview-header strong {
  color: var(--text-faint);
  font-size: 10px;
  letter-spacing: 0.08em;
}

.countdown-preview {
  top: 34%;
  left: 5%;
  width: 212px;
  padding: 20px;
  transform: rotate(-4deg);
}

.countdown-value {
  margin-top: 18px;
  font-size: 66px;
  font-weight: 760;
  letter-spacing: -0.07em;
  line-height: 0.95;
}

.preview-footer {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-top: 10px;
  color: var(--text-faint);
  font-size: 11px;
  font-weight: 650;
}

.preview-footer span:first-child {
  color: var(--text);
  font-size: 14px;
}

.calendar-preview {
  z-index: 4;
  right: 1%;
  bottom: 17%;
  width: 260px;
  padding: 19px 20px 21px;
  transform: rotate(3deg);
}

.mini-calendar {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 7px;
  margin-top: 17px;
  text-align: center;
}

.mini-calendar span {
  color: var(--text-faint);
  font-size: 9px;
  font-weight: 700;
}

.mini-calendar b {
  display: grid;
  aspect-ratio: 1;
  place-items: center;
  border-radius: 9px;
  background: var(--surface-soft);
  font-size: 11px;
  font-weight: 700;
}

.mini-calendar .today {
  background: var(--brand);
  box-shadow: 0 6px 14px var(--brand-glow);
  color: #ffffff;
}

.note-preview {
  bottom: 4%;
  left: 14%;
  width: 280px;
  padding: 20px;
  transform: rotate(-2deg);
}

.note-preview p {
  margin: 16px 0 14px;
  font-size: 13px;
  line-height: 1.7;
}

.note-meta {
  display: flex;
  gap: 7px;
}

.note-meta span {
  padding: 4px 9px;
  border-radius: 99px;
  background: var(--surface-soft);
  color: var(--text-soft);
  font-size: 10px;
  font-weight: 650;
}

@keyframes stage-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.section {
  padding-block: clamp(84px, 10vw, 144px);
}

.section-heading {
  margin-bottom: 44px;
}

.section-heading h2,
.principles-copy h2,
.brand-story h2,
.final-cta h2,
.support-cta h2 {
  margin-bottom: 18px;
  font-size: clamp(36px, 4.6vw, 58px);
  font-weight: 700;
  letter-spacing: -0.048em;
  line-height: 1.08;
}

.section-heading > p:last-child,
.principles-copy > p,
.brand-story > div > p:last-child,
.final-cta > div > p:last-child,
.support-cta > div > p:last-child {
  max-width: 670px;
  margin-bottom: 0;
  color: var(--text-soft);
  font-size: 18px;
  line-height: 1.72;
}

.centered-heading {
  max-width: 820px;
  margin-inline: auto;
  text-align: center;
}

.centered-heading > p:last-child {
  margin-inline: auto;
}

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

.feature-card {
  position: relative;
  display: flex;
  min-height: 330px;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
  padding: clamp(26px, 3.2vw, 38px);
  border: 1px solid var(--border);
  border-radius: var(--radius-large);
  background: var(--surface-raised);
  box-shadow: var(--shadow-small);
}

.feature-card::after {
  position: absolute;
  width: 230px;
  height: 230px;
  border-radius: 50%;
  background: var(--brand-soft);
  content: "";
  filter: blur(20px);
  opacity: 0.6;
  pointer-events: none;
}

.feature-copy {
  position: relative;
  z-index: 2;
}

.feature-index,
.support-number {
  display: block;
  margin-bottom: 24px;
  color: var(--text-faint);
  font-size: 11px;
  font-weight: 760;
  letter-spacing: 0.12em;
}

.feature-card h3 {
  margin-bottom: 12px;
  font-size: clamp(24px, 2.5vw, 34px);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.18;
}

.feature-card p {
  max-width: 550px;
  margin-bottom: 0;
  color: var(--text-soft);
  font-size: 16px;
  line-height: 1.72;
}

.feature-card-main {
  min-height: 690px;
  grid-column: 1 / span 7;
  grid-row: 1 / span 2;
  justify-content: flex-start;
  background: linear-gradient(155deg, var(--surface-raised) 48%, var(--brand-soft));
}

.feature-card-main::after {
  right: -50px;
  bottom: -45px;
}

.feature-card-note {
  grid-column: 8 / span 5;
  grid-row: 1;
}

.feature-card-reminder {
  grid-column: 8 / span 5;
  grid-row: 2;
}

.feature-card-note::after {
  right: -80px;
  bottom: -100px;
  background: var(--blue-soft);
}

.feature-card-reminder::after {
  top: -90px;
  right: -70px;
  background: var(--violet-soft);
}

.feature-card-wide {
  min-height: 260px;
  grid-column: 1 / -1;
  grid-row: 3;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.8fr);
  align-items: center;
  gap: 36px;
}

.feature-card-wide::after {
  right: 20%;
  bottom: -130px;
  background: var(--green-soft);
}

.timeline-demo {
  position: relative;
  z-index: 2;
  display: grid;
  gap: 16px;
  margin-top: 30px;
}

.timeline-section {
  display: grid;
  gap: 8px;
}

.timeline-section-header {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 0 6px 2px;
}

.timeline-section-header strong {
  color: var(--text-soft);
  font-size: 11px;
  font-weight: 760;
  letter-spacing: 0.06em;
}

.timeline-section-symbol {
  font-size: 8px;
  line-height: 1;
}

.timeline-section-symbol.coral { color: var(--brand-strong); }
.timeline-section-symbol.blue { color: var(--blue); }
.timeline-section-symbol.green { color: var(--green); }

.timeline-event-card {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  min-height: 68px;
  gap: 12px;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: color-mix(in srgb, var(--surface-raised) 94%, transparent);
  box-shadow: 0 8px 22px rgba(12, 14, 24, 0.045);
}

.timeline-event-icon {
  display: grid;
  width: 40px;
  height: 40px;
  place-items: center;
  border: 1px solid currentColor;
  border-radius: 50%;
  font-size: 17px;
  font-weight: 760;
}

.timeline-event-icon.coral { background: var(--brand-soft); color: var(--brand-strong); }
.timeline-event-icon.violet { background: var(--violet-soft); color: var(--violet); }
.timeline-event-icon.blue { background: var(--blue-soft); color: var(--blue); }
.timeline-event-icon.amber { background: #fff6df; color: #b87919; }
.timeline-event-icon.green { background: var(--green-soft); color: var(--green); }

.timeline-event-copy,
.timeline-event-trailing {
  display: flex;
  min-width: 0;
  flex-direction: column;
}

.timeline-event-copy {
  gap: 5px;
}

.timeline-event-copy strong {
  overflow: hidden;
  color: var(--text);
  font-size: 13px;
  font-weight: 720;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.timeline-event-copy small,
.timeline-event-trailing small {
  color: var(--text-faint);
  font-size: 10px;
  font-weight: 520;
}

.timeline-event-trailing {
  align-items: flex-end;
  gap: 5px;
  text-align: right;
}

.timeline-event-trailing b {
  color: var(--text-soft);
  font-size: 11px;
  font-weight: 680;
  white-space: nowrap;
}

.paper-demo {
  position: relative;
  z-index: 2;
  min-height: 150px;
  margin-top: 32px;
  padding: 22px;
  border: 1px solid var(--border);
  border-radius: 22px;
  background: linear-gradient(145deg, var(--surface), var(--surface-soft));
  transform: rotate(-1.5deg);
}

.paper-date {
  display: flex;
  align-items: center;
  gap: 10px;
}

.paper-date strong {
  font-size: 36px;
  letter-spacing: -0.06em;
  line-height: 1;
}

.paper-date span {
  color: var(--text-faint);
  font-size: 9px;
  font-weight: 750;
  letter-spacing: 0.1em;
  line-height: 1.4;
}

.paper-lines {
  display: grid;
  gap: 7px;
  margin-block: 20px;
}

.paper-lines i {
  display: block;
  width: 100%;
  height: 5px;
  border-radius: 99px;
  background: var(--border);
}

.paper-lines i:nth-child(2) { width: 84%; }
.paper-lines i:nth-child(3) { width: 62%; }

.paper-tag {
  color: var(--brand-strong);
  font-size: 10px;
  font-weight: 700;
}

.widget-demo {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 16px;
  margin-top: 28px;
}

.widget-square {
  display: flex;
  width: 138px;
  aspect-ratio: 1;
  flex-direction: column;
  justify-content: space-between;
  padding: 17px;
  border: 1px solid rgba(255, 255, 255, 0.46);
  border-radius: 30px;
  background: linear-gradient(145deg, #ff8b84, #ef5f72);
  box-shadow: 0 18px 34px var(--brand-glow);
  color: #ffffff;
}

.widget-square small,
.widget-square span {
  font-size: 10px;
  font-weight: 700;
  opacity: 0.82;
}

.widget-square strong {
  margin-top: auto;
  font-size: 42px;
  letter-spacing: -0.07em;
  line-height: 0.95;
}

.widget-stack {
  display: grid;
  width: 90px;
  gap: 8px;
}

.widget-stack i {
  display: block;
  height: 30px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface-soft);
}

.widget-stack i:nth-child(2) { width: 78%; }
.widget-stack i:nth-child(3) { width: 56%; }

.capability-row {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.capability-row span {
  display: flex;
  min-height: 54px;
  align-items: center;
  justify-content: center;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--surface-soft);
  color: var(--text-soft);
  font-size: 13px;
  font-weight: 680;
}

.principles-section {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(480px, 1.2fr);
  align-items: center;
  gap: clamp(58px, 9vw, 120px);
}

.principles-copy > p {
  margin-bottom: 28px;
}

.text-link {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  gap: 8px;
  color: var(--text);
  font-size: 14px;
  font-weight: 720;
}

.text-link span {
  color: var(--brand);
  transition: transform 180ms ease;
}

.text-link:hover span {
  transform: translateX(4px);
}

.principle-list {
  display: grid;
  border-top: 1px solid var(--border);
}

.principle-list article {
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr);
  gap: 18px;
  padding: 27px 4px;
  border-bottom: 1px solid var(--border);
}

.principle-list article > span {
  color: var(--brand);
  font-size: 11px;
  font-weight: 760;
  letter-spacing: 0.1em;
}

.principle-list h3 {
  margin-bottom: 7px;
  font-size: 20px;
  letter-spacing: -0.02em;
}

.principle-list p {
  margin-bottom: 0;
  color: var(--text-soft);
  font-size: 15px;
}

.about-section {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(320px, 0.65fr);
  gap: 18px;
}

.brand-story,
.contact-card,
.final-cta,
.feedback-card,
.support-card,
.policy-card,
.support-cta,
.document-page-header,
.document-content,
.document-nav {
  border: 1px solid var(--border);
  background: var(--surface-raised);
  box-shadow: var(--shadow-small);
}

.brand-story,
.contact-card {
  min-height: 410px;
  border-radius: var(--radius-large);
}

.brand-story {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: end;
  gap: clamp(30px, 5vw, 66px);
  padding: clamp(32px, 5vw, 60px);
  background: linear-gradient(145deg, var(--surface-raised), var(--surface-soft));
}

.story-mark {
  display: block;
  width: clamp(88px, 12vw, 148px);
  aspect-ratio: 1;
  object-fit: cover;
  border: 1px solid var(--border);
  border-radius: 34%;
  background: var(--surface-raised);
  box-shadow: var(--shadow-card);
}

.brand-story h2 {
  font-size: clamp(32px, 4vw, 50px);
}

.contact-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: clamp(30px, 4vw, 44px);
}

.contact-card h3 {
  margin-bottom: 16px;
  font-size: 28px;
  letter-spacing: -0.035em;
  line-height: 1.22;
}

.contact-card > p:not(.section-label) {
  margin-bottom: 28px;
  color: var(--text-soft);
}

.contact-card .button {
  margin-top: auto;
}

.final-cta,
.support-cta {
  display: flex;
  min-height: 340px;
  align-items: flex-end;
  justify-content: space-between;
  gap: 42px;
  margin-block: clamp(52px, 8vw, 110px);
  padding: clamp(34px, 6vw, 68px);
  border-radius: var(--radius-large);
  background:
    radial-gradient(circle at 83% 20%, var(--brand-soft), transparent 34%),
    linear-gradient(145deg, var(--surface-raised), var(--surface-soft));
}

.final-cta h2,
.support-cta h2 {
  max-width: 700px;
  margin-bottom: 0;
}

.site-footer {
  border-top: 1px solid var(--border);
  background: var(--surface);
}

.footer-inner {
  display: grid;
  min-height: 170px;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 36px;
}

.footer-inner > div {
  display: flex;
  flex-direction: column;
  line-height: 1.4;
}

.footer-inner strong {
  font-size: 14px;
}

.footer-inner span,
.footer-inner p {
  color: var(--text-faint);
  font-size: 11px;
}

.footer-inner p {
  margin: 0;
}

.footer-inner nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 6px 24px;
  color: var(--text-soft);
  font-size: 12px;
  font-weight: 650;
}

.footer-inner nav a {
  display: inline-flex;
  min-height: 44px;
  min-width: 44px;
  align-items: center;
}

.footer-inner nav a:hover {
  color: var(--text);
}

.footer-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  justify-self: end;
  gap: 6px 12px;
}

.filing-record {
  color: var(--text-faint);
  font-size: 11px;
}

.filing-record:hover {
  color: var(--text-soft);
}

/* Support page */

.support-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.62fr);
  align-items: center;
  gap: clamp(52px, 8vw, 104px);
  padding-block: clamp(76px, 9vw, 124px);
}

.app-lockup {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 50px;
}

.app-lockup img {
  width: 88px;
  height: 88px;
  border-radius: 22px;
  box-shadow: 0 18px 42px var(--brand-glow);
}

.app-lockup div {
  display: flex;
  flex-direction: column;
  line-height: 1.3;
}

.app-lockup span {
  font-size: 19px;
  font-weight: 740;
}

.app-lockup small {
  margin-top: 5px;
  color: var(--text-faint);
  font-size: 11px;
  font-weight: 650;
}

.support-intro h1 {
  max-width: 720px;
  margin-bottom: 24px;
  font-size: clamp(48px, 6vw, 78px);
  font-weight: 720;
  letter-spacing: -0.058em;
  line-height: 1.04;
}

.support-intro .actions {
  margin-top: 34px;
}

.feedback-card {
  position: relative;
  overflow: hidden;
  padding: clamp(28px, 4vw, 42px);
  border-radius: var(--radius-large);
}

.feedback-card::after {
  position: absolute;
  z-index: 0;
  right: -80px;
  bottom: -80px;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: var(--brand-soft);
  content: "";
  filter: blur(15px);
}

.feedback-card > * {
  position: relative;
  z-index: 1;
}

.feedback-icon {
  display: grid;
  width: 48px;
  height: 48px;
  margin-bottom: 40px;
  place-items: center;
  border-radius: 16px;
  background: var(--brand-action);
  box-shadow: 0 12px 26px var(--brand-glow);
  color: #ffffff;
  font-size: 19px;
  font-weight: 700;
}

.feedback-card h2 {
  margin-bottom: 26px;
  font-size: 28px;
  letter-spacing: -0.035em;
  line-height: 1.22;
}

.feedback-card ul {
  display: grid;
  gap: 0;
  margin: 0 0 28px;
  padding: 0;
  border-top: 1px solid var(--border);
  list-style: none;
}

.feedback-card li {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
  color: var(--text-soft);
  font-size: 13px;
  font-weight: 620;
}

.feedback-card li span {
  color: var(--brand);
  font-size: 10px;
  font-weight: 750;
}

.email-link {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  color: var(--text);
  font-size: 13px;
  font-weight: 720;
}

.support-section {
  padding-top: 70px;
}

.support-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.support-card {
  min-height: 290px;
  padding: clamp(28px, 4vw, 42px);
  border-radius: var(--radius-card);
}

.support-card-wide {
  grid-column: span 2;
  display: grid;
  min-height: 250px;
  grid-template-columns: 80px minmax(0, 1fr);
  align-items: start;
  gap: 12px;
}

.support-card h3 {
  margin-bottom: 13px;
  font-size: clamp(22px, 2.4vw, 30px);
  letter-spacing: -0.03em;
  line-height: 1.25;
}

.support-card p {
  max-width: 760px;
  margin-bottom: 0;
  color: var(--text-soft);
}

.pro-support-card {
  background: linear-gradient(145deg, var(--surface-raised), var(--brand-soft));
}

.policy-section {
  padding-top: 90px;
}

.policy-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.policy-card {
  position: relative;
  display: flex;
  min-height: 220px;
  flex-direction: column;
  align-items: flex-start;
  justify-content: space-between;
  padding: clamp(28px, 4vw, 40px);
  border-radius: var(--radius-card);
  transition: border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}

.policy-card:hover {
  border-color: var(--border-strong);
  box-shadow: var(--shadow-card);
  transform: translateY(-4px);
}

.policy-card span {
  color: var(--text-faint);
  font-size: 11px;
  font-weight: 750;
  letter-spacing: 0.1em;
}

.policy-card strong {
  max-width: 420px;
  padding-right: 54px;
  font-size: 24px;
  letter-spacing: -0.03em;
  line-height: 1.35;
}

.policy-card i {
  position: absolute;
  right: 28px;
  bottom: 30px;
  color: var(--brand);
  font-size: 22px;
  font-style: normal;
}

.support-cta {
  align-items: center;
}

.support-cta h2 {
  margin-bottom: 12px;
}

/* Legal documents */

.document-main {
  padding-block: clamp(48px, 7vw, 92px) clamp(80px, 10vw, 140px);
}

.document-layout {
  display: grid;
  grid-template-columns: 230px minmax(0, 790px);
  justify-content: center;
  align-items: start;
  column-gap: clamp(28px, 5vw, 72px);
  row-gap: 0;
}

.document-page-header {
  grid-column: 2;
  grid-row: 1;
  padding: clamp(30px, 6vw, 72px) clamp(30px, 6vw, 72px) 38px;
  border-bottom: 0;
  border-radius: var(--radius-large) var(--radius-large) 0 0;
}

.document-nav {
  position: sticky;
  top: 104px;
  grid-column: 1;
  grid-row: 1 / span 2;
  padding: 22px;
  border-radius: 20px;
}

.document-nav p {
  margin-bottom: 14px;
  color: var(--text-faint);
  font-size: 10px;
  font-weight: 760;
  letter-spacing: 0.12em;
}

.document-nav ol {
  display: grid;
  gap: 3px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.document-nav a {
  display: flex;
  min-height: 44px;
  align-items: center;
  padding: 7px 9px;
  border-radius: 10px;
  color: var(--text-soft);
  font-size: 12px;
  font-weight: 630;
  line-height: 1.4;
}

.document-nav a:hover {
  background: var(--surface-soft);
  color: var(--text);
}

.document-content {
  min-width: 0;
  grid-column: 2;
  grid-row: 2;
  padding: clamp(30px, 6vw, 72px);
  border-top: 0;
  border-radius: 0 0 var(--radius-large) var(--radius-large);
}

.document-app {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 34px;
  color: var(--text-soft);
  font-size: 12px;
  font-weight: 700;
}

.document-app img {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  box-shadow: 0 8px 20px var(--brand-glow);
}

.document-page-header h1 {
  margin-bottom: 14px;
  font-size: clamp(38px, 5vw, 56px);
  font-weight: 720;
  letter-spacing: -0.048em;
  line-height: 1.08;
}

.document-page-header .meta {
  margin-bottom: 0;
  color: var(--text-faint);
  font-size: 13px;
  font-weight: 620;
}

.document-content > h2 {
  margin: 56px 0 20px;
  padding-top: 4px;
  font-size: clamp(24px, 3vw, 30px);
  font-weight: 700;
  letter-spacing: -0.028em;
  line-height: 1.25;
  scroll-margin-top: 106px;
}

.document-content > p,
.document-content > ul {
  color: var(--text-soft);
  font-size: 16px;
  line-height: 1.88;
}

.document-content > p {
  margin-bottom: 18px;
}

.document-content > ul {
  margin: 10px 0 26px;
  padding-left: 1.35em;
}

.document-content li {
  margin: 10px 0;
  padding-left: 4px;
}

.document-content a:not(.button) {
  color: var(--brand-strong);
  font-weight: 650;
  text-decoration: underline;
  text-decoration-color: var(--brand-soft);
  text-decoration-thickness: 2px;
  text-underline-offset: 4px;
}

.document-content a:not(.button):hover {
  text-decoration-color: var(--brand);
}

.document-footer {
  margin-top: 30px;
  color: var(--text-faint);
  font-size: 12px;
  text-align: center;
}

.document-footer a {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.document-footer a:hover {
  color: var(--text-soft);
}

@media (prefers-color-scheme: dark) {
  :root {
    --page: #0b0b0d;
    --page-deep: #111116;
    --surface: rgba(27, 27, 32, 0.76);
    --surface-solid: #111116;
    --surface-soft: #1b1b21;
    --surface-raised: #15151a;
    --text: #f4f4f6;
    --text-soft: #b2b3bc;
    --text-faint: #7f818c;
    --border: rgba(255, 255, 255, 0.09);
    --border-strong: rgba(255, 255, 255, 0.17);
    --brand: #ff7474;
    --brand-strong: #ff8787;
    --brand-action: #cc414a;
    --brand-action-hover: #bd3942;
    --brand-soft: rgba(255, 107, 107, 0.14);
    --brand-glow: rgba(255, 107, 107, 0.2);
    --shadow-small: 0 1px 2px rgba(0, 0, 0, 0.18), 0 12px 30px rgba(0, 0, 0, 0.16);
    --shadow-card: 0 1px 2px rgba(0, 0, 0, 0.22), 0 28px 68px rgba(0, 0, 0, 0.25);
    --shadow-floating: 0 32px 90px rgba(0, 0, 0, 0.44);
  }

  body {
    background:
      radial-gradient(circle at 8% 4%, rgba(91, 155, 213, 0.09), transparent 28rem),
      radial-gradient(circle at 92% 14%, rgba(255, 107, 107, 0.08), transparent 30rem),
      var(--page);
  }

  body::before {
    background-image: linear-gradient(rgba(255, 255, 255, 0.018) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, 0.018) 1px, transparent 1px);
  }

  .site-header {
    background: rgba(11, 11, 13, 0.86);
  }

  @supports (backdrop-filter: blur(20px)) {
    .site-header {
      background: rgba(11, 11, 13, 0.7);
    }
  }

  .site-nav .nav-cta,
  .skip-link {
    background: #f2f2f4;
    color: #151518;
  }

  .product-stage::before {
    background: radial-gradient(circle at 55% 35%, #24242b, #15151a 56%, transparent 71%);
    filter: drop-shadow(0 34px 70px rgba(0, 0, 0, 0.34));
  }

  .app-identity-card,
  .preview-card {
    border-color: rgba(255, 255, 255, 0.12);
    background: rgba(24, 24, 29, 0.82);
  }

  .widget-square {
    border-color: rgba(255, 255, 255, 0.16);
  }
}

@media (max-width: 1040px) {
  .hero {
    min-height: auto;
    grid-template-columns: 1fr;
    padding-top: 88px;
  }

  .hero-copy {
    max-width: 780px;
  }

  .product-stage {
    width: min(680px, 100%);
    min-height: 590px;
    margin-inline: auto;
  }

  .feature-card-main {
    min-height: 620px;
    grid-column: 1 / -1;
    grid-row: auto;
  }

  .feature-card-note {
    grid-column: 1 / span 6;
    grid-row: auto;
  }

  .feature-card-reminder {
    grid-column: 7 / span 6;
    grid-row: auto;
  }

  .feature-card-wide {
    grid-row: auto;
  }

  .principles-section {
    grid-template-columns: 1fr;
  }

  .principles-copy {
    max-width: 720px;
  }

  .about-section {
    grid-template-columns: 1fr;
  }

  .contact-card {
    min-height: 330px;
  }

  .support-hero {
    grid-template-columns: 1fr;
  }

  .feedback-card {
    width: min(680px, 100%);
  }
}

@media (max-width: 780px) {
  .shell {
    width: min(100% - 32px, var(--shell));
  }

  .header-inner {
    min-height: 68px;
    gap: 10px;
  }

  .brand-mark {
    width: 38px;
    height: 38px;
    border-radius: 12px;
    font-size: 17px;
  }

  .brand-kind {
    display: none;
  }

  .site-nav {
    gap: 1px;
    font-size: 13px;
  }

  .site-nav a {
    min-height: 44px;
    padding-inline: 9px;
  }

  .site-nav .nav-cta {
    margin-left: 1px;
  }

  .hero h1,
  .support-intro h1 {
    font-size: clamp(44px, 11vw, 68px);
  }

  .feature-card-wide {
    grid-template-columns: 1fr;
  }

  .brand-story {
    grid-template-columns: 1fr;
    align-items: start;
  }

  .story-mark {
    width: 92px;
    border-radius: 30px;
  }

  .final-cta,
  .support-cta {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 14px;
    padding-block: 32px;
  }

  .footer-inner nav {
    justify-content: flex-start;
  }

  .support-grid,
  .policy-grid {
    grid-template-columns: 1fr;
  }

  .support-card-wide {
    grid-column: span 1;
  }

  .document-layout {
    grid-template-columns: 1fr;
    row-gap: 18px;
  }

  .document-page-header,
  .document-nav {
    position: static;
    grid-column: 1;
    grid-row: auto;
  }

  .document-page-header {
    border-bottom: 1px solid var(--border);
    border-radius: 24px;
  }

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

  .document-content {
    grid-column: 1;
    grid-row: auto;
    border-top: 1px solid var(--border);
    border-radius: 24px;
  }
}

@media (max-width: 600px) {
  html {
    scroll-padding-top: 84px;
  }

  .site-nav a {
    padding-inline: 8px;
  }

  .hero {
    gap: 36px;
    padding-block: 68px 46px;
  }

  .hero-summary,
  .section-heading > p:last-child,
  .principles-copy > p,
  .brand-story > div > p:last-child {
    font-size: 16px;
  }

  .actions {
    width: 100%;
  }

  .actions .button {
    flex: 1 1 auto;
  }

  .product-stage {
    min-height: 500px;
    transform: scale(0.9);
    transform-origin: center top;
  }

  .product-stage::before {
    inset: 5% -8% 0;
  }

  .app-identity-card {
    top: 8%;
    left: 16%;
    padding: 12px 16px 12px 12px;
    border-radius: 23px;
  }

  .app-identity-card img {
    width: 82px;
    height: 82px;
    border-radius: 21px;
  }

  .app-identity-card span {
    font-size: 16px;
  }

  .countdown-preview {
    top: 32%;
    left: -2%;
  }

  .calendar-preview {
    right: -5%;
    bottom: 12%;
  }

  .note-preview {
    bottom: -2%;
    left: 4%;
  }

  .section {
    padding-block: 76px;
  }

  .feature-card-main,
  .feature-card-note,
  .feature-card-reminder,
  .feature-card-wide {
    min-height: auto;
    grid-column: 1 / -1;
    grid-row: auto;
  }

  .feature-card-main {
    min-height: 560px;
  }

  .feature-card-note,
  .feature-card-reminder {
    min-height: 430px;
  }

  .timeline-event-card {
    padding-inline: 12px;
  }

  .capability-row {
    grid-template-columns: 1fr;
  }

  .principles-section {
    gap: 44px;
  }

  .about-section {
    padding-top: 48px;
  }

  .brand-story,
  .contact-card,
  .final-cta,
  .support-cta {
    border-radius: 26px;
  }

  .final-cta,
  .support-cta {
    min-height: 0;
  }

  .app-lockup {
    margin-bottom: 38px;
  }

  .feedback-card {
    border-radius: 26px;
  }

  .support-card-wide {
    display: block;
  }

  .document-main {
    padding-top: 30px;
  }

  .document-nav ol {
    grid-template-columns: 1fr;
  }

  .document-content {
    padding: 28px 22px;
    border-radius: 24px;
  }

  .document-page-header {
    padding: 28px 22px;
  }

  .document-content > h2 {
    margin-top: 48px;
    scroll-margin-top: 88px;
  }

  .document-content > p,
  .document-content > ul {
    font-size: 15px;
    line-height: 1.82;
  }
}

@media (max-width: 380px) {
  .brand-copy {
    display: none;
  }

  .site-nav a:not(.nav-cta) {
    padding-inline: 6px;
  }

  .site-nav {
    font-size: 12px;
  }

  .product-stage {
    left: 50%;
    width: 390px;
    margin-left: -195px;
    transform: scale(0.76);
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .button:hover,
  .policy-card:hover {
    transform: none;
  }
}

@media (prefers-reduced-transparency: reduce) {
  .site-header,
  .app-identity-card,
  .preview-card {
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }

  .site-header {
    background: var(--page);
  }

  .app-identity-card,
  .preview-card {
    background: var(--surface-raised);
  }
}

@media (prefers-contrast: more) {
  :root {
    --text-soft: #3e4048;
    --text-faint: #555862;
    --border: rgba(20, 21, 26, 0.24);
    --border-strong: rgba(20, 21, 26, 0.42);
  }

  .button,
  .site-nav .nav-cta {
    border-color: currentColor;
  }
}

@media (prefers-color-scheme: dark) and (prefers-contrast: more) {
  :root {
    --text-soft: #d7d7dc;
    --text-faint: #b6b7bf;
    --border: rgba(255, 255, 255, 0.26);
    --border-strong: rgba(255, 255, 255, 0.48);
  }
}