:root {
  --color-bg: #f6f7f4;
  --color-surface: #ffffff;
  --color-surface-alt: #edf2ee;
  --color-ink: #101718;
  --color-muted: #5a6868;
  --color-line: #dce4df;
  --color-accent: #1f8f78;
  --color-accent-strong: #106958;
  --color-accent-soft: #d9f2ea;
  --color-warn: #80612a;
  --color-blue: #276b90;
  --shadow-soft: 0 24px 70px rgba(28, 45, 43, 0.1);
  --font-sans: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --radius-sm: 8px;
  --radius-md: 14px;
  --container: 1120px;
  --space-section: clamp(4rem, 7vw, 7rem);
}

* {
  box-sizing: border-box;
}

html {
  color-scheme: light;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    linear-gradient(180deg, rgba(217, 242, 234, 0.55), rgba(246, 247, 244, 0) 24rem),
    var(--color-bg);
  color: var(--color-ink);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  background-image:
    linear-gradient(rgba(16, 23, 24, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(16, 23, 24, 0.04) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.6), transparent 34rem);
}

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

a:hover {
  color: var(--color-accent-strong);
}

p {
  margin: 0;
  color: var(--color-muted);
}

h1,
h2,
h3 {
  margin: 0;
  color: var(--color-ink);
  line-height: 1.08;
  font-weight: 650;
  letter-spacing: 0;
}

h1 {
  font-size: clamp(3.8rem, 13vw, 8.75rem);
  font-weight: 720;
}

h2 {
  font-size: clamp(1.8rem, 4vw, 3.2rem);
}

h3 {
  font-size: 1.08rem;
}

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

.container {
  width: min(var(--container), calc(100% - 2rem));
  margin-inline: auto;
}

.narrow {
  max-width: 780px;
}

.section {
  padding-block: var(--space-section);
}

.section-muted {
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.46), rgba(255, 255, 255, 0)),
    var(--color-surface-alt);
  border-block: 1px solid var(--color-line);
}

.skip-link {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 20;
  transform: translateY(-150%);
  border-radius: var(--radius-sm);
  background: var(--color-ink);
  color: white;
  padding: 0.7rem 0.9rem;
}

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

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid rgba(220, 228, 223, 0.76);
  background: rgba(246, 247, 244, 0.86);
  backdrop-filter: blur(18px);
}

.nav-shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(var(--container), calc(100% - 2rem));
  min-height: 72px;
  margin-inline: auto;
  gap: 1rem;
}

.brand-link,
.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  font-weight: 720;
  color: var(--color-ink);
}

.brand-link img {
  border-radius: 12px;
  box-shadow: 0 10px 24px rgba(16, 23, 24, 0.14);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.2rem;
}

.nav-links a {
  border-radius: 999px;
  padding: 0.55rem 0.82rem;
  color: var(--color-muted);
  font-size: 0.94rem;
  font-weight: 620;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  background: var(--color-accent-soft);
  color: var(--color-accent-strong);
}

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 42px;
  aspect-ratio: 1;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: var(--color-ink);
  cursor: pointer;
}

.nav-toggle span[aria-hidden="true"],
.nav-toggle span[aria-hidden="true"]::before,
.nav-toggle span[aria-hidden="true"]::after {
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
  content: "";
}

.nav-toggle span[aria-hidden="true"]::before {
  transform: translateY(-6px);
}

.nav-toggle span[aria-hidden="true"]::after {
  transform: translateY(4px);
}

.hero {
  min-height: calc(100svh - 72px);
  display: grid;
  align-items: center;
  padding-block: clamp(4rem, 7vw, 6rem);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.14fr) minmax(280px, 0.72fr);
  align-items: center;
  gap: clamp(2rem, 7vw, 5rem);
}

.hero-copy {
  display: grid;
  gap: 1.15rem;
}

.eyebrow {
  color: var(--color-accent-strong);
  font-size: 0.78rem;
  font-weight: 760;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero-tagline {
  max-width: 720px;
  color: var(--color-ink);
  font-size: clamp(1.28rem, 3vw, 2.15rem);
  line-height: 1.28;
}

.hero-text {
  max-width: 660px;
  font-size: 1.04rem;
}

.action-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  align-items: center;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  padding: 0.72rem 1rem;
  font-weight: 720;
  line-height: 1.2;
}

.button-primary {
  background: var(--color-ink);
  color: #fff;
  box-shadow: 0 12px 26px rgba(16, 23, 24, 0.16);
}

.button-primary:hover {
  background: var(--color-accent-strong);
  color: #fff;
}

.button-secondary {
  border-color: var(--color-line);
  background: rgba(255, 255, 255, 0.72);
  color: var(--color-ink);
}

.button-secondary:hover {
  border-color: rgba(16, 105, 88, 0.36);
  background: var(--color-accent-soft);
}

.lab-panel {
  overflow: hidden;
  border: 1px solid rgba(220, 228, 223, 0.92);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.8);
  box-shadow: var(--shadow-soft);
}

.panel-bar {
  display: flex;
  gap: 0.45rem;
  align-items: center;
  min-height: 42px;
  border-bottom: 1px solid var(--color-line);
  padding-inline: 1rem;
  background: #fbfcfa;
}

.panel-bar span {
  width: 0.64rem;
  aspect-ratio: 1;
  border-radius: 50%;
  background: var(--color-line);
}

.panel-bar span:nth-child(1) {
  background: #f0b56d;
}

.panel-bar span:nth-child(2) {
  background: #66d9b7;
}

.panel-bar span:nth-child(3) {
  background: #7aa9bd;
}

.signal-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--color-line);
  padding: 1px;
}

.signal-grid span {
  min-height: clamp(46px, 7vw, 76px);
  background:
    linear-gradient(135deg, rgba(102, 217, 183, 0.16), rgba(39, 107, 144, 0.04)),
    var(--color-surface);
}

.signal-grid span:nth-child(3n) {
  background: var(--color-accent-soft);
}

.signal-grid span:nth-child(5n) {
  background: #e8eef1;
}

.metric-list {
  display: grid;
  gap: 0;
  margin: 0;
}

.metric-list div {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  border-top: 1px solid var(--color-line);
  padding: 1rem;
}

.metric-list dt {
  color: var(--color-muted);
  font-size: 0.82rem;
  font-weight: 720;
  text-transform: uppercase;
}

.metric-list dd {
  margin: 0;
  color: var(--color-ink);
  font-weight: 650;
  text-align: right;
}

.section-heading {
  display: grid;
  gap: 0.8rem;
  max-width: 760px;
  margin-bottom: 1.6rem;
}

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

.project-card,
.note-panel,
.feature-grid article,
.faq-list details {
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.78);
}

.project-card {
  display: grid;
  align-content: start;
  min-height: 260px;
  padding: 1.2rem;
  gap: 1rem;
  box-shadow: 0 18px 42px rgba(28, 45, 43, 0.06);
}

.project-thumb {
  overflow: hidden;
  margin: 0;
  aspect-ratio: 16 / 10;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  background:
    linear-gradient(135deg, rgba(217, 242, 234, 0.72), rgba(255, 255, 255, 0.78)),
    var(--color-surface);
}

.project-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.project-thumb .app-preview {
  height: 100%;
  min-height: 0;
}

.app-preview {
  --preview-accent: var(--color-accent-strong);
  display: grid;
  gap: 0.55rem;
  min-height: 142px;
  padding: 0.7rem;
  color: var(--color-ink);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.92), rgba(237, 242, 238, 0.74)),
    var(--color-surface);
}

.app-preview-large {
  min-height: clamp(330px, 42vw, 520px);
  padding: clamp(1rem, 3vw, 1.5rem);
}

.preview-window {
  overflow: hidden;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.86);
  box-shadow: 0 18px 42px rgba(28, 45, 43, 0.06);
}

.preview-bar {
  display: flex;
  gap: 0.28rem;
  align-items: center;
  min-height: 24px;
  border-bottom: 1px solid var(--color-line);
  padding-inline: 0.55rem;
  background: #fbfcfa;
}

.preview-bar span {
  width: 0.42rem;
  aspect-ratio: 1;
  border-radius: 50%;
  background: var(--color-line);
}

.preview-bar span:nth-child(1) {
  background: #f0b56d;
}

.preview-bar span:nth-child(2) {
  background: #66d9b7;
}

.preview-bar span:nth-child(3) {
  background: #7aa9bd;
}

.preview-body {
  display: grid;
  gap: 0.55rem;
  padding: 0.7rem;
}

.preview-title-line {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.preview-title-line strong {
  font-size: clamp(0.78rem, 1.8vw, 0.95rem);
  line-height: 1.15;
}

.preview-pill {
  border-radius: 999px;
  background: var(--color-accent-soft);
  color: var(--preview-accent);
  padding: 0.18rem 0.42rem;
  font-size: 0.68rem;
  font-weight: 780;
  white-space: nowrap;
}

.preview-grid {
  display: grid;
  gap: 0.42rem;
}

.preview-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.55rem;
  align-items: center;
  border-radius: 7px;
  background: #f1f5f3;
  padding: 0.42rem 0.5rem;
  color: var(--color-muted);
  font-size: 0.72rem;
  font-weight: 650;
}

.preview-row b {
  overflow: hidden;
  color: var(--color-ink);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.preview-map {
  position: relative;
  min-height: 76px;
  overflow: hidden;
  border: 1px solid var(--color-line);
  border-radius: 8px;
  background:
    linear-gradient(90deg, rgba(16, 23, 24, 0.05) 1px, transparent 1px),
    linear-gradient(rgba(16, 23, 24, 0.05) 1px, transparent 1px),
    linear-gradient(135deg, #d9f2ea, #eef6f2);
  background-size: 28px 28px, 28px 28px, auto;
}

.preview-map::before {
  position: absolute;
  inset: 20% 17% 14% 25%;
  border-radius: 46% 54% 52% 48%;
  background: rgba(16, 105, 88, 0.18);
  content: "";
}

.preview-marker {
  position: absolute;
  width: 0.7rem;
  aspect-ratio: 1;
  border: 2px solid white;
  border-radius: 50%;
  background: var(--preview-accent);
  box-shadow: 0 8px 18px rgba(16, 23, 24, 0.16);
}

.preview-marker:nth-child(1) {
  top: 30%;
  left: 43%;
}

.preview-marker:nth-child(2) {
  top: 49%;
  left: 59%;
}

.preview-marker:nth-child(3) {
  top: 62%;
  left: 34%;
}

.preview-stepper {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.35rem;
}

.preview-stepper span {
  min-height: 0.38rem;
  border-radius: 999px;
  background: var(--color-line);
}

.preview-stepper span:nth-child(-n + 2) {
  background: var(--preview-accent);
}

.preview-panels {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: 0.5rem;
}

.preview-panel {
  min-height: 76px;
  border: 1px solid var(--color-line);
  border-radius: 7px;
  background: #fff;
  padding: 0.5rem;
}

.preview-line {
  display: block;
  height: 0.48rem;
  margin-bottom: 0.38rem;
  border-radius: 999px;
  background: #dfe8e5;
}

.preview-line.short {
  width: 58%;
}

.preview-line.medium {
  width: 78%;
}

.preview-table {
  display: grid;
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--color-line);
  border-radius: 7px;
  background: var(--color-line);
}

.preview-table span {
  min-height: 0.8rem;
  background: #fff;
}

.preview-table span:nth-child(odd) {
  background: #f4f7f5;
}

.preview-phone {
  width: min(190px, 62%);
  margin-inline: auto;
  border: 0.45rem solid #101718;
  border-radius: 24px;
  background: #fbfcfa;
  padding: 0.55rem;
  box-shadow: 0 22px 48px rgba(16, 23, 24, 0.18);
}

.preview-phone .preview-row {
  grid-template-columns: 1fr;
  gap: 0.2rem;
}

.project-card h2 {
  font-size: clamp(1.4rem, 3vw, 2.2rem);
}

.project-card-wide {
  min-height: auto;
  padding: clamp(1.2rem, 3vw, 1.8rem);
}

.project-card-with-media {
  grid-template-columns: minmax(220px, 0.42fr) minmax(0, 1fr);
  gap: clamp(1rem, 3vw, 1.6rem);
  align-items: start;
}

.project-card-media {
  overflow: hidden;
  width: 100%;
  margin: 0;
  aspect-ratio: 16 / 10;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  background:
    linear-gradient(135deg, rgba(217, 242, 234, 0.72), rgba(255, 255, 255, 0.78)),
    var(--color-surface);
}

.project-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.project-card-body {
  display: grid;
  gap: 1rem;
  align-content: start;
}

.card-topline {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.6rem;
}

.status,
.platform {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  border-radius: 999px;
  padding: 0.28rem 0.62rem;
  font-size: 0.76rem;
  font-weight: 760;
}

.status {
  background: var(--color-accent-soft);
  color: var(--color-accent-strong);
}

.status-draft {
  background: #f5ead7;
  color: var(--color-warn);
}

.status-prototype {
  background: #deedf4;
  color: var(--color-blue);
}

.status-experiment {
  background: #eeeeee;
  color: #4f5a5a;
}

.platform {
  background: #f1f3f1;
  color: var(--color-muted);
}

.text-link {
  width: fit-content;
  color: var(--color-accent-strong);
  font-weight: 720;
}

.text-link::after {
  content: " ->";
}

.philosophy-grid,
.two-column,
.faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: clamp(2rem, 6vw, 4rem);
}

.principle-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.4rem;
}

.principle-list article,
.feature-grid article {
  display: grid;
  gap: 0.45rem;
}

.cta-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  background:
    linear-gradient(135deg, rgba(217, 242, 234, 0.82), rgba(255, 255, 255, 0.75)),
    var(--color-surface);
  padding: clamp(1.3rem, 4vw, 2.4rem);
  box-shadow: var(--shadow-soft);
}

.cta-panel > div:first-child {
  display: grid;
  gap: 0.7rem;
  max-width: 640px;
}

.page-hero {
  padding-bottom: clamp(2.6rem, 5vw, 4rem);
}

.page-hero .narrow {
  display: grid;
  gap: 1rem;
}

.page-hero h1 {
  font-size: clamp(2.5rem, 8vw, 5.4rem);
}

.page-hero p:not(.eyebrow) {
  font-size: 1.08rem;
}

.project-list {
  display: grid;
  gap: 1rem;
}

.two-column > div,
.note-panel {
  display: grid;
  align-content: start;
  gap: 1rem;
}

.note-panel {
  padding: clamp(1.2rem, 3vw, 1.6rem);
}

.check-list {
  display: grid;
  gap: 0.75rem;
  padding: 0;
  margin: 0;
  list-style: none;
}

.check-list li {
  display: grid;
  grid-template-columns: 1.2rem minmax(0, 1fr);
  gap: 0.55rem;
  color: var(--color-muted);
}

.check-list li::before {
  content: "";
  width: 0.58rem;
  aspect-ratio: 1;
  margin-top: 0.55rem;
  border-radius: 50%;
  background: var(--color-accent);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
}

.feature-grid article {
  padding: 1rem;
}

.app-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(280px, 0.72fr);
  gap: clamp(2rem, 7vw, 5rem);
  align-items: center;
}

.meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.phone-demo {
  width: min(360px, 100%);
  margin-inline: auto;
  border: 1px solid rgba(16, 23, 24, 0.14);
  border-radius: 34px;
  background: #111a22;
  padding: 0.7rem;
  box-shadow: 0 30px 80px rgba(16, 23, 24, 0.2);
}

.phone-screen {
  min-height: 620px;
  overflow: hidden;
  border-radius: 26px;
  background:
    linear-gradient(180deg, rgba(217, 242, 234, 0.72), rgba(255, 255, 255, 0) 36%),
    #fbfcfa;
}

.phone-status {
  display: flex;
  justify-content: space-between;
  padding: 0.75rem 1rem 0.35rem;
  color: var(--color-ink);
  font-size: 0.76rem;
  font-weight: 720;
}

.phone-appbar {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.8rem 1rem 1rem;
}

.phone-mark {
  display: grid;
  place-items: center;
  width: 38px;
  aspect-ratio: 1;
  border-radius: 12px;
  background: var(--color-ink);
  color: white;
  font-weight: 800;
}

.phone-title {
  display: grid;
  gap: 0.1rem;
}

.phone-title strong {
  line-height: 1.1;
}

.phone-title span {
  color: var(--color-muted);
  font-size: 0.78rem;
  font-weight: 650;
}

.phone-content {
  display: grid;
  gap: 0.75rem;
  padding: 0 1rem 1rem;
}

.phone-card {
  border: 1px solid var(--color-line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.88);
  padding: 0.9rem;
}

.phone-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
}

.phone-card h3 {
  font-size: 1rem;
}

.phone-list {
  display: grid;
  gap: 0.55rem;
  margin-top: 0.75rem;
}

.phone-list span {
  display: flex;
  justify-content: space-between;
  gap: 0.8rem;
  border-radius: 12px;
  background: #f0f5f3;
  padding: 0.55rem 0.65rem;
  color: var(--color-muted);
  font-size: 0.82rem;
}

.phone-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.55rem;
}

.phone-action {
  display: grid;
  gap: 0.35rem;
  min-height: 92px;
  border: 1px solid var(--color-line);
  border-radius: 16px;
  background: #ffffff;
  padding: 0.75rem;
  font-weight: 720;
}

.phone-action small {
  color: var(--color-muted);
  font-weight: 650;
}

.app-feature-frame {
  overflow: hidden;
  margin: 0;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.82);
  box-shadow: var(--shadow-soft);
}

.app-feature-frame img {
  width: 100%;
  height: auto;
}

.workflow-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
}

.workflow-step,
.spec-card {
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.78);
  padding: 1.1rem;
}

.workflow-step {
  display: grid;
  gap: 0.45rem;
}

.step-number {
  display: grid;
  place-items: center;
  width: 34px;
  aspect-ratio: 1;
  border-radius: 999px;
  background: var(--color-accent-soft);
  color: var(--color-accent-strong);
  font-weight: 800;
}

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

.spec-card {
  display: grid;
  gap: 0.55rem;
}

.app-screenshot-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
}

.app-shot {
  overflow: hidden;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.8);
  box-shadow: 0 18px 42px rgba(28, 45, 43, 0.06);
}

.app-shot img {
  width: 100%;
  height: auto;
}

.app-shot figcaption {
  padding: 0.9rem 1rem;
  color: var(--color-muted);
  font-size: 0.9rem;
}

.support-email {
  font-size: 1.18rem;
  font-weight: 720;
}

.support-email a {
  color: var(--color-accent-strong);
}

.faq-list {
  display: grid;
  gap: 0.8rem;
}

.faq-list details {
  padding: 1rem 1.1rem;
}

.faq-list summary {
  cursor: pointer;
  color: var(--color-ink);
  font-weight: 720;
}

.faq-list details p {
  margin-top: 0.75rem;
}

.legal-page .narrow {
  display: grid;
  gap: 1rem;
}

.legal-page h1 {
  font-size: clamp(2.4rem, 7vw, 4.6rem);
}

.legal-page h2 {
  margin-top: 1.3rem;
  font-size: 1.35rem;
}

.updated {
  color: var(--color-accent-strong);
  font-weight: 650;
}

.site-footer {
  border-top: 1px solid var(--color-line);
  padding-block: 2rem;
  background: rgba(255, 255, 255, 0.52);
}

.footer-grid {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.6rem;
}

.footer-grid p {
  margin-top: 0.25rem;
  font-size: 0.92rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.9rem;
  color: var(--color-muted);
  font-size: 0.94rem;
  font-weight: 650;
}

:focus-visible {
  outline: 3px solid rgba(31, 143, 120, 0.42);
  outline-offset: 3px;
}

@media (max-width: 900px) {
  .hero-grid,
  .app-hero-grid,
  .philosophy-grid,
  .two-column,
  .faq-layout {
    grid-template-columns: 1fr;
  }

  .card-grid,
  .feature-grid,
  .workflow-strip,
  .spec-grid,
  .app-screenshot-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .project-card-with-media {
    grid-template-columns: 1fr;
  }

  .lab-panel {
    max-width: 620px;
  }

  .cta-panel {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 680px) {
  :root {
    --space-section: 3.4rem;
  }

  body {
    font-size: 15px;
  }

  .nav-shell {
    min-height: 66px;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .nav-links {
    position: absolute;
    top: calc(100% + 1px);
    right: 1rem;
    left: 1rem;
    display: none;
    flex-direction: column;
    align-items: stretch;
    border: 1px solid var(--color-line);
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.96);
    padding: 0.55rem;
    box-shadow: var(--shadow-soft);
  }

  .nav-links.is-open {
    display: flex;
  }

  .nav-links a {
    border-radius: var(--radius-sm);
    padding: 0.78rem 0.9rem;
  }

  .hero {
    min-height: auto;
    padding-top: 3.5rem;
  }

  .hero-grid {
    gap: 2.2rem;
  }

  .hero h1 {
    font-size: clamp(3.3rem, 22vw, 5.8rem);
  }

  .action-row,
  .button {
    width: 100%;
  }

  .card-grid,
  .principle-list,
  .feature-grid,
  .workflow-strip,
  .spec-grid,
  .app-screenshot-grid {
    grid-template-columns: 1fr;
  }

  .project-card {
    min-height: auto;
  }

  .card-topline {
    align-items: flex-start;
    flex-direction: column;
  }

  .metric-list div {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.35rem;
  }

  .metric-list dd {
    text-align: left;
  }

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

  .footer-links {
    justify-content: flex-start;
  }
}