:root {
  color: #1e2420;
  background: #ffffff;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    "PingFang SC", "Noto Sans SC", sans-serif;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  --white: #ffffff;
  --white-soft: #f4faf6;
  --green-wash: #eef7f3;
  --green-band: #f0f7f4;
  --ink: #161e1a;
  --muted: #556860;
  --muted-soft: #8ba096;
  --line: rgba(24, 34, 28, 0.08);
  --line-strong: rgba(0, 125, 108, 0.18);
  --green: #007d6c;
  --deep-green: #113f35;
  --mint: #45c0a8;
  --accent-orange: #ff7c54;
  --shadow-soft: 0 24px 60px -10px rgba(21, 58, 48, 0.08), 0 8px 20px -6px rgba(21, 58, 48, 0.04);
  --shadow-medium: 0 32px 70px -12px rgba(21, 58, 48, 0.12), 0 12px 28px -8px rgba(21, 58, 48, 0.06);
  --shadow-small: 0 12px 30px -8px rgba(21, 58, 48, 0.06);
  --shadow-hover: 0 44px 80px -16px rgba(21, 58, 48, 0.18), 0 18px 36px -10px rgba(21, 58, 48, 0.08);
  --content: 1260px;
  --ease-soft: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  background:
    radial-gradient(circle at 76% 13%, rgba(0, 125, 108, 0.05), transparent 30vw),
    radial-gradient(circle at 18% 48%, rgba(69, 192, 168, 0.06), transparent 30vw),
    linear-gradient(180deg, #ffffff 0%, #f7fbf9 52%, #ffffff 100%);
}

img,
svg {
  display: block;
}

img {
  max-width: 100%;
  height: auto;
}

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

a:focus-visible {
  outline: 3px solid rgba(69, 192, 168, 0.4);
  outline-offset: 4px;
}

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

h1,
h2 {
  font-family:
    Outfit, "Noto Serif SC", "Songti SC", "STSong", "PingFang SC", serif;
  font-weight: 800;
  letter-spacing: -0.01em;
}

h1 {
  max-width: 520px;
  font-size: clamp(48px, 6.2vw, 76px);
  line-height: 1.08;
}

h1 span {
  background: linear-gradient(135deg, var(--green) 0%, var(--mint) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

h2 {
  font-size: clamp(30px, 3.7vw, 48px);
  line-height: 1.18;
}

h3 {
  font-family: Outfit, Inter, "PingFang SC", sans-serif;
  font-size: 19px;
  font-weight: 700;
  line-height: 1.3;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  min-height: 78px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  max-width: var(--content);
  margin: 0 auto;
  padding: 16px 24px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.76);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.01);
  transition: background-color 0.3s, border-color 0.3s;
}

.brand,
.site-header nav,
.hero-actions,
.summary-strip,
.summary-strip article,
.window-bar,
.feature-list article,
footer {
  display: flex;
  align-items: center;
}

.brand {
  gap: 10px;
  color: var(--deep-green);
  font-family: Outfit, "PingFang SC", sans-serif;
  font-size: 20px;
  font-weight: 900;
  letter-spacing: -0.02em;
  transition: transform 0.3s var(--ease-bounce);
}

.brand:hover {
  transform: scale(1.02);
}

.brand img {
  width: 36px;
  height: 36px;
  border-radius: 9px;
  box-shadow: 0 4px 12px rgba(0, 125, 108, 0.15);
  transition: transform 0.4s var(--ease-bounce);
}

.brand:hover img {
  transform: rotate(5deg);
}

.site-header nav {
  gap: 36px;
  color: var(--ink);
  font-size: 14px;
  font-weight: 700;
}

.site-header nav a {
  position: relative;
  opacity: 0.75;
  padding: 6px 0;
  transition: color 0.3s var(--ease-soft), opacity 0.3s var(--ease-soft);
}

.site-header nav a::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--green);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.3s var(--ease-soft);
}

.site-header nav a:hover {
  color: var(--green);
  opacity: 1;
}

.site-header nav a:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.header-action,
.primary-action,
.secondary-action,
.text-link {
  transition:
    transform 0.3s var(--ease-soft),
    border-color 0.3s var(--ease-soft),
    background-color 0.3s var(--ease-soft),
    box-shadow 0.3s var(--ease-soft),
    color 0.3s var(--ease-soft);
}

.header-action,
.primary-action,
.secondary-action {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  font-family: Outfit, Inter, sans-serif;
  font-size: 14px;
  font-weight: 800;
  line-height: 20px;
  white-space: nowrap;
}

.header-action,
.primary-action {
  background: linear-gradient(135deg, var(--mint) 0%, var(--green) 50%, var(--deep-green) 100%);
  background-size: 200% auto;
  color: var(--white);
  box-shadow: 0 10px 25px -5px rgba(0, 125, 108, 0.25), 0 8px 16px -6px rgba(0, 125, 108, 0.15);
  transition: background-position 0.4s var(--ease-soft), transform 0.3s var(--ease-soft), box-shadow 0.3s var(--ease-soft);
}

.header-action {
  padding: 0 22px;
}

.primary-action {
  padding: 0 28px;
}

.secondary-action {
  padding: 0 26px;
  border: 1px solid var(--line-strong);
  background: rgba(255, 255, 255, 0.65);
  color: var(--green);
  backdrop-filter: blur(8px);
  box-shadow: 0 4px 12px rgba(0, 125, 108, 0.04);
}

.secondary-action::after {
  margin-left: 8px;
  content: "↓";
  transition: transform 0.3s var(--ease-bounce);
}

.header-action:hover,
.primary-action:hover {
  background-position: right center;
  transform: translateY(-2px);
  box-shadow: 0 14px 30px -4px rgba(0, 125, 108, 0.35), 0 10px 20px -6px rgba(0, 125, 108, 0.2);
}

.secondary-action:hover {
  background: rgba(255, 255, 255, 0.9);
  border-color: var(--green);
  color: var(--deep-green);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 125, 108, 0.08);
}

.secondary-action:hover::after {
  transform: translateY(2px);
}

.header-action:active,
.primary-action:active,
.secondary-action:active {
  transform: translateY(-0.5px);
}

.hero {
  display: grid;
  max-width: var(--content);
  min-height: 650px;
  grid-template-columns: minmax(330px, 0.78fr) minmax(560px, 1.22fr);
  gap: clamp(42px, 5.8vw, 88px);
  align-items: center;
  margin: 0 auto;
  padding: 92px 24px 70px;
  overflow: hidden;
}

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

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: rgba(0, 125, 108, 0.06);
  border: 1px solid rgba(0, 125, 108, 0.12);
  border-radius: 99px;
  margin-bottom: 24px;
}

.hero-badge .badge-dot {
  width: 6px;
  height: 6px;
  background: var(--mint);
  border-radius: 50%;
  animation: pulse-glow 2s infinite;
}

.hero-badge .badge-text {
  font-family: Outfit, Inter, sans-serif;
  font-size: 13px;
  font-weight: 700;
  color: var(--green);
  letter-spacing: 0.05em;
}

@keyframes pulse-glow {
  0% {
    box-shadow: 0 0 0 0 rgba(69, 192, 168, 0.7);
  }
  70% {
    box-shadow: 0 0 0 6px rgba(69, 192, 168, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(69, 192, 168, 0);
  }
}

.hero-lede {
  max-width: 520px;
  margin-top: 30px;
  color: var(--muted);
  font-size: 17px;
  font-weight: 500;
  line-height: 1.88;
}

.hero-actions {
  flex-wrap: wrap;
  gap: 18px;
  margin-top: 36px;
}

.hero-note {
  margin-top: 48px;
  color: var(--muted-soft);
  font-size: 13px;
  line-height: 1.7;
}

.hero-visual {
  position: relative;
  min-height: 520px;
}

.hero-visual::before {
  position: absolute;
  right: -120px;
  bottom: 48px;
  width: 720px;
  height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(69, 192, 168, 0.14), rgba(238, 247, 243, 0.2) 56%, transparent 74%);
  content: "";
  filter: blur(40px);
  z-index: 1;
}

.desktop-frame,
.phone-frame,
.timeline-demo,
.privacy-flow article {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: var(--shadow-soft);
}

.desktop-frame {
  position: absolute;
  right: 0;
  top: 44px;
  width: min(680px, 58vw);
  overflow: hidden;
  box-shadow: var(--shadow-medium);
  transition: transform 0.6s var(--ease-soft), box-shadow 0.6s var(--ease-soft);
  z-index: 2;
}

.desktop-frame:hover {
  transform: translateY(-8px) scale(1.01) rotate(0.5deg);
  box-shadow: var(--shadow-hover);
  z-index: 4;
}

.window-bar {
  height: 38px;
  gap: 8px;
  padding: 0 14px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.96);
}

.window-bar span {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: #9bc8b8;
}

.window-bar span:first-child {
  background: #de7166;
}

.window-bar span:nth-child(2) {
  background: #e4c56e;
}

.window-bar small {
  margin-left: auto;
  color: var(--muted-soft);
  font-size: 11px;
  font-weight: 700;
}

.desktop-frame img {
  width: 100%;
}

.phone-frame {
  position: absolute;
  left: 14px;
  bottom: 20px;
  width: min(178px, 18vw);
  overflow: hidden;
  border: 7px solid #161e1a;
  border-radius: 28px;
  background: #ffffff;
  box-shadow: 0 32px 70px -10px rgba(21, 58, 48, 0.35);
  transition: transform 0.6s var(--ease-soft), box-shadow 0.6s var(--ease-soft);
  z-index: 3;
}

.phone-frame:hover {
  transform: translateY(-12px) scale(1.03) rotate(-1deg);
  box-shadow: 0 44px 80px -12px rgba(21, 58, 48, 0.45);
}

.phone-frame img {
  width: 100%;
}

.summary-strip {
  max-width: var(--content);
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 24px;
  margin: 0 auto;
  padding: 60px 24px 80px;
  border-top: 1px solid var(--line);
}

.summary-strip article {
  flex: none;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 16px;
  padding: 24px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.5);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: transform 0.4s var(--ease-soft), border-color 0.4s var(--ease-soft), background-color 0.4s var(--ease-soft), box-shadow 0.4s var(--ease-soft);
}

.summary-strip article:hover {
  transform: translateY(-4px);
  border-color: var(--line-strong);
  background: rgba(255, 255, 255, 0.9);
  box-shadow: var(--shadow-small);
}

.line-icon {
  display: inline-flex;
  flex: 0 0 auto;
  width: 48px;
  height: 48px;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(0, 125, 108, 0.1);
  border-radius: 14px;
  background: rgba(238, 247, 243, 0.8);
  color: var(--green);
  transition: transform 0.4s var(--ease-bounce), background-color 0.4s var(--ease-soft), color 0.4s var(--ease-soft);
}

.line-icon svg {
  width: 25px;
  height: 25px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.summary-strip article:hover .line-icon {
  transform: scale(1.1) rotate(3deg);
  background: var(--green);
  color: var(--white);
}

.line-icon.small {
  width: 38px;
  height: 38px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.75);
}

.line-icon.small svg {
  width: 21px;
  height: 21px;
}

.line-icon.large {
  width: 52px;
  height: 52px;
  margin: 0 auto 18px;
  border-radius: 12px;
}

.summary-strip strong {
  display: block;
  color: var(--ink);
  font-family: Outfit, "PingFang SC", sans-serif;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.3;
}

.summary-strip p {
  margin-top: 4px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.58;
}

.section {
  max-width: var(--content);
  margin: 0 auto;
  padding: 86px 24px;
}

.section-copy {
  max-width: 480px;
}

.section-copy p,
.screenshots-heading p,
.privacy-copy p,
.closing p {
  margin-top: 20px;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.78;
}

.timeline-section {
  max-width: none;
  display: grid;
  grid-template-columns: minmax(24px, 1fr) minmax(300px, 430px) minmax(0, 630px) minmax(24px, 1fr);
  gap: clamp(40px, 7vw, 92px);
  align-items: center;
  padding-top: 88px;
  padding-bottom: 90px;
  border-top: 1px solid var(--line);
  background:
    radial-gradient(circle at 76% 50%, rgba(69, 192, 168, 0.1), transparent 30vw),
    linear-gradient(90deg, #ffffff 0%, var(--green-band) 100%);
}

.timeline-section .section-copy {
  grid-column: 2;
}

.timeline-demo {
  grid-column: 3;
}

.text-link {
  display: inline-flex;
  margin-top: 34px;
  color: var(--green);
  font-family: Outfit, Inter, sans-serif;
  font-size: 15px;
  font-weight: 800;
  transition: transform 0.3s var(--ease-soft), color 0.3s var(--ease-soft);
}

.text-link::after {
  margin-left: 8px;
  content: "→";
  transition: transform 0.3s var(--ease-bounce);
}

.text-link:hover {
  color: var(--deep-green);
}

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

.timeline-demo {
  position: relative;
  display: grid;
  gap: 20px;
  padding: 38px 40px;
  overflow: hidden;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--shadow-medium);
}

.time-rail {
  position: absolute;
  top: 48px;
  bottom: 48px;
  left: 100px;
  width: 2px;
  background: linear-gradient(180deg, rgba(0, 125, 108, 0.02) 0%, var(--line-strong) 20%, var(--line-strong) 80%, rgba(0, 125, 108, 0.02) 100%);
}

.timeline-item {
  position: relative;
  display: grid;
  grid-template-columns: 86px minmax(0, 1fr);
  gap: 20px;
  align-items: start;
}

.timeline-item::before {
  position: absolute;
  top: 22px;
  left: 95px;
  z-index: 2;
  width: 12px;
  height: 12px;
  border: 3px solid var(--green);
  border-radius: 999px;
  background: var(--white);
  box-shadow: 0 0 0 0 rgba(0, 125, 108, 0.2);
  content: "";
  transition: transform 0.3s var(--ease-bounce), box-shadow 0.3s var(--ease-soft), background-color 0.3s var(--ease-soft);
}

.timeline-item time {
  margin-top: 18px;
  color: var(--ink);
  font-family: Outfit, "SFMono-Regular", "Roboto Mono", Consolas, monospace;
  font-size: 14px;
  font-weight: 700;
  opacity: 0.8;
}

.timeline-item > div {
  min-width: 0;
  padding: 20px 24px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--white);
  box-shadow: 0 4px 12px rgba(24, 34, 28, 0.02);
  transition: transform 0.4s var(--ease-soft), border-color 0.4s var(--ease-soft), box-shadow 0.4s var(--ease-soft);
}

.timeline-item:hover > div {
  transform: translateX(6px);
  border-color: var(--line-strong);
  box-shadow: var(--shadow-small);
}

.timeline-item:hover::before {
  transform: scale(1.3);
  background: var(--mint);
  box-shadow: 0 0 0 6px rgba(69, 192, 168, 0.25);
}

.timeline-item h3 {
  margin-top: 10px;
  color: var(--ink);
}

.timeline-item p {
  margin-top: 8px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.62;
}

.tag {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 0 12px;
  border-radius: 999px;
  background: var(--green-wash);
  color: var(--green);
  font-family: Outfit, Inter, sans-serif;
  font-size: 12px;
  font-weight: 800;
}

.tag.accent {
  background: rgba(255, 124, 84, 0.08);
  color: #d1562e;
}

.photo-row {
  display: flex;
  gap: 10px;
  margin-top: 15px;
}

.photo-row span {
  width: 76px;
  height: 52px;
  border-radius: 8px;
  border: 1.5px solid #ffffff;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.08);
  background:
    radial-gradient(circle at 72% 30%, rgba(255, 255, 255, 0.74), transparent 20%),
    linear-gradient(135deg, #cfe7de, #e9f4ef 50%, #d7eee4);
  transition: transform 0.4s var(--ease-bounce), box-shadow 0.4s var(--ease-soft);
}

.photo-row span:hover {
  transform: scale(1.15) rotate(3deg) translateY(-4px);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
  z-index: 3;
}

.photo-row span:nth-child(2) {
  background:
    radial-gradient(circle at 30% 25%, rgba(255, 255, 255, 0.7), transparent 20%),
    linear-gradient(135deg, #e7d3ab, #c7e3ca 48%, #f2eee2);
}

.photo-row span:nth-child(2):hover {
  transform: scale(1.15) rotate(-3deg) translateY(-4px);
}

.photo-row span:nth-child(3) {
  background:
    radial-gradient(circle at 65% 30%, rgba(255, 255, 255, 0.8), transparent 20%),
    linear-gradient(135deg, #f0c995, #daeccf 52%, #d9a96b);
}

.photo-row span:nth-child(3):hover {
  transform: scale(1.15) rotate(4deg) translateY(-4px);
}

.screenshots {
  max-width: none;
  padding-right: 0;
  padding-left: 0;
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, #ffffff 0%, var(--green-band) 100%);
}

.screenshots-heading,
.screenshot-showcase {
  max-width: var(--content);
  margin: 0 auto;
  padding: 0 24px;
}

.screenshots-heading {
  margin-bottom: 38px;
}

.screenshot-showcase {
  display: grid;
  gap: 44px;
}

.screenshot-group {
  display: grid;
  gap: 24px;
}

.screenshot-group-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 14px;
}

.screenshot-group-heading h3 {
  color: var(--green);
  font-size: 22px;
}

.screenshot-group-heading span {
  color: var(--muted);
  font-size: 14px;
  font-weight: 680;
  line-height: 1.6;
  text-align: right;
}

.desktop-screenshot-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 22px;
}

.mobile-screenshot-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 300px));
  gap: 24px;
  justify-content: center;
}

.screenshot-card {
  position: relative;
  min-width: 0;
  margin: 0;
  overflow: hidden;
  border-radius: 12px;
  border: 1px solid rgba(24, 34, 28, 0.08);
  background: #ffffff;
  box-shadow: var(--shadow-small);
  transition: transform 0.5s var(--ease-soft), box-shadow 0.5s var(--ease-soft), border-color 0.5s var(--ease-soft);
}

.screenshot-card img {
  width: 100%;
  height: auto;
  display: block;
  background: #ffffff;
  transition: transform 0.6s var(--ease-soft);
}

.screenshot-card:hover {
  transform: translateY(-6px);
  border-color: var(--line-strong);
  box-shadow: var(--shadow-medium);
}

.screenshot-card:hover img {
  transform: scale(1.03);
}

.desktop-primary {
  grid-column: span 2;
}

.desktop-secondary {
  grid-column: span 2;
}

.desktop-secondary img {
  height: auto;
}

.screenshot-card.phone {
  border-radius: 24px;
  border: 4px solid #161e1a;
  box-shadow: 0 16px 36px rgba(21, 58, 48, 0.15);
}

.screenshot-card.phone:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: 0 24px 48px rgba(21, 58, 48, 0.25);
  border-color: var(--green);
}

.screenshot-card.phone img {
  aspect-ratio: 664 / 1440;
  width: 100%;
  height: auto;
}

.features {
  max-width: none;
  display: grid;
  grid-template-columns: minmax(24px, 1fr) minmax(260px, 370px) minmax(0, 700px) minmax(24px, 1fr);
  gap: clamp(36px, 7vw, 84px);
  align-items: center;
  padding-top: 80px;
  padding-bottom: 80px;
  border-top: 1px solid var(--line);
  background:
    radial-gradient(circle at 74% 48%, rgba(0, 125, 108, 0.08), transparent 30vw),
    var(--green-band);
}

.features .section-copy {
  grid-column: 2;
}

.feature-list {
  display: grid;
  grid-column: 3;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.feature-list article {
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: flex-start;
  padding: 28px;
  background: rgba(255, 255, 255, 0.5);
  border: 1px solid rgba(24, 34, 28, 0.06);
  border-radius: 18px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: transform 0.4s var(--ease-soft), border-color 0.4s var(--ease-soft), background-color 0.4s var(--ease-soft), box-shadow 0.4s var(--ease-soft);
}

.feature-list article:hover {
  transform: translateY(-4px);
  border-color: var(--line-strong);
  background: rgba(255, 255, 255, 0.9);
  box-shadow: var(--shadow-small);
}

.feature-list article:hover .line-icon.small {
  transform: scale(1.1) rotate(-5deg);
  background: var(--green);
  color: var(--white);
}

.feature-list h3 {
  color: var(--ink);
  font-family: Outfit, "PingFang SC", sans-serif;
  font-size: 17px;
  font-weight: 700;
}

.feature-list p {
  margin-top: 6px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.62;
}

@media (min-width: 761px) {
  .feature-list article:nth-child(3),
  .feature-list article:nth-child(6) {
    grid-column: span 2;
    flex-direction: row;
    align-items: center;
    gap: 24px;
  }
  
  .feature-list article:nth-child(3) .line-icon,
  .feature-list article:nth-child(6) .line-icon {
    flex-shrink: 0;
  }
}

.privacy {
  display: grid;
  grid-template-columns: minmax(0, 0.72fr) minmax(360px, 0.78fr);
  gap: clamp(36px, 7vw, 90px);
  align-items: center;
  border-top: 1px solid var(--line);
}

.privacy-copy {
  max-width: 460px;
}

.privacy-flow {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.privacy-flow article {
  position: relative;
  min-height: 190px;
  padding: 30px 24px;
  text-align: center;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.75);
  box-shadow: var(--shadow-small);
  transition: transform 0.4s var(--ease-soft), border-color 0.4s var(--ease-soft), box-shadow 0.4s var(--ease-soft), background-color 0.4s var(--ease-soft);
}

.privacy-flow article:hover {
  transform: translateY(-6px);
  border-color: var(--line-strong);
  background: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow-medium);
}

.privacy-flow article:hover .line-icon.large {
  transform: translateY(-4px) scale(1.05);
  background: var(--green);
  color: var(--white);
  box-shadow: 0 10px 20px rgba(0, 125, 108, 0.2);
}

.privacy-flow strong {
  display: block;
  color: var(--ink);
  font-family: Outfit, "PingFang SC", sans-serif;
  font-size: 17px;
  font-weight: 700;
  margin-top: 12px;
}

.privacy-flow article > span:last-child {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.56;
}

.closing {
  position: relative;
  display: grid;
  max-width: calc(var(--content) - 48px);
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
  gap: 48px;
  align-items: center;
  margin: 80px auto 100px;
  padding: 70px 80px;
  border-radius: 24px;
  border: 1px solid rgba(0, 125, 108, 0.15);
  background: linear-gradient(135deg, var(--deep-green) 0%, #082620 100%);
  color: var(--white);
  overflow: hidden;
  box-shadow: 0 40px 80px -15px rgba(8, 38, 32, 0.35);
}

.closing h2 {
  color: var(--white);
  font-family: Outfit, "Noto Serif SC", serif;
  font-size: clamp(28px, 3.2vw, 42px);
  line-height: 1.25;
}

.closing p {
  max-width: 580px;
  color: var(--muted-soft);
  font-size: 16px;
  line-height: 1.78;
  margin-top: 18px;
}

.closing .hero-actions {
  margin-top: 36px;
}

.closing .primary-action {
  background: linear-gradient(135deg, var(--mint) 0%, var(--green) 100%);
  color: var(--white);
  box-shadow: 0 10px 25px -5px rgba(69, 192, 168, 0.3);
}

.closing .secondary-action {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: var(--white);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.closing .secondary-action:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.35);
  color: var(--white);
}

.closing-art {
  position: relative;
  min-height: 220px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.closing-art img {
  position: absolute;
  z-index: 2;
  width: 120px;
  height: 120px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.35));
  animation: float-logo 4s ease-in-out infinite;
}

@keyframes float-logo {
  0% { transform: translate(-50%, -50%) translateY(0px) rotate(0deg); }
  50% { transform: translate(-50%, -50%) translateY(-8px) rotate(2deg); }
  100% { transform: translate(-50%, -50%) translateY(0px) rotate(0deg); }
}

.mountain {
  position: absolute;
  right: 2%;
  bottom: 0px;
  width: 330px;
  height: 88px;
  border-radius: 48% 52% 0 0 / 100% 100% 0 0;
  background: linear-gradient(135deg, rgba(69, 192, 168, 0.08), rgba(69, 192, 168, 0.18));
  clip-path: polygon(0 100%, 20% 56%, 34% 76%, 52% 30%, 72% 82%, 88% 46%, 100% 100%);
  z-index: 1;
}

.mountain-b {
  right: 34%;
  width: 260px;
  height: 66px;
  opacity: 0.4;
}

footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  max-width: var(--content);
  margin: 0 auto;
  padding: 40px 24px;
  border-top: 1px solid var(--line);
  color: var(--muted-soft);
  font-size: 13px;
  font-weight: 500;
}

footer a {
  transition: color 0.3s var(--ease-soft);
}

footer a:hover {
  color: var(--green);
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}

@media (max-width: 1120px) {
  .site-header nav {
    gap: 20px;
  }

  .hero,
  .privacy,
  .closing {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .hero-visual {
    min-height: 610px;
  }

  .desktop-frame {
    width: min(780px, 100%);
  }

  .phone-frame {
    left: auto;
    right: 28px;
    width: 178px;
  }

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

  .timeline-section,
  .features {
    grid-template-columns: minmax(24px, 1fr) minmax(0, 920px) minmax(24px, 1fr);
  }

  .timeline-section .section-copy,
  .timeline-demo,
  .features .section-copy,
  .feature-list {
    grid-column: 2;
  }

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

  .mobile-screenshot-row {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .privacy-flow {
    max-width: 760px;
    gap: 18px;
  }

  .closing {
    max-width: calc(100% - 48px);
    padding: 50px 40px;
    margin: 60px 24px 80px;
  }
}

@media (max-width: 760px) {
  .site-header {
    position: static;
    min-height: auto;
  }

  .site-header nav,
  .header-action {
    display: none;
  }

  .brand {
    font-size: 16px;
  }

  h1 {
    font-size: 40px;
    line-height: 1.12;
  }

  h2 {
    font-size: 30px;
  }

  .hero {
    padding-top: 46px;
    padding-bottom: 48px;
  }

  .hero-lede,
  .section-copy p,
  .screenshots-heading p,
  .privacy-copy p,
  .closing p {
    font-size: 16px;
    line-height: 1.72;
  }

  .hero-note {
    margin-top: 28px;
  }

  .hero-visual {
    min-height: 430px;
    margin-top: 6px;
  }

  .desktop-frame {
    right: auto;
    left: 0;
    width: 100%;
  }

  .phone-frame {
    right: 8px;
    bottom: 12px;
    width: 136px;
    border-width: 5px;
    border-radius: 20px;
  }

  .summary-strip {
    grid-template-columns: 1fr;
    gap: 20px;
    padding-top: 34px;
    padding-bottom: 58px;
  }

  .section {
    padding-top: 68px;
    padding-bottom: 68px;
  }

  .timeline-section,
  .features {
    padding-top: 68px;
    padding-bottom: 68px;
  }

  .timeline-demo {
    padding: 20px;
  }

  .time-rail {
    left: 74px;
  }

  .timeline-item {
    grid-template-columns: 60px minmax(0, 1fr);
    gap: 14px;
  }

  .timeline-item::before {
    left: 69px;
    top: 22px;
  }

  .timeline-item > div {
    padding: 16px;
  }

  .photo-row span {
    width: 46px;
  }

  .desktop-screenshot-grid,
  .mobile-screenshot-row,
  .feature-list,
  .privacy-flow {
    grid-template-columns: 1fr;
  }

  .feature-list article:nth-child(3),
  .feature-list article:nth-child(6) {
    grid-column: span 1 !important;
    flex-direction: column !important;
    align-items: flex-start !important;
  }

  .desktop-primary,
  .desktop-secondary {
    grid-column: span 1;
  }

  .screenshot-card img,
  .screenshot-card.phone img {
    max-height: none;
  }

  .screenshot-group-heading {
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
  }

  .screenshot-group-heading span {
    text-align: left;
  }

  .privacy-flow {
    gap: 14px;
  }

  .privacy-flow::before {
    display: none;
  }

  .closing {
    padding: 40px 24px;
    margin: 40px 16px;
    grid-template-columns: 1fr;
    text-align: center;
  }

  .closing-art {
    min-height: 150px;
    order: -1;
  }

  .closing-art img {
    position: relative;
    top: auto;
    left: auto;
    width: 88px;
    height: 88px;
    transform: none;
    margin: 20px auto 0;
    animation: float-logo-mobile 4s ease-in-out infinite;
  }

  @keyframes float-logo-mobile {
    0% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-8px) rotate(2deg); }
    100% { transform: translateY(0px) rotate(0deg); }
  }

  .mountain {
    right: 0;
    width: 250px;
  }

  footer {
    align-items: flex-start;
    flex-direction: column;
  }
}