/* Cactus Oasis Labs — shared styles for every page. */

:root {
  --bg: #fbfcf7;
  --surface: #ffffff;
  --text: #141a10;
  --text-muted: #5b6455;
  --border: #e3e8da;
  --lime: #c5e84f;
  --lime-hover: #b5da3b;
  --on-lime: #141a10;
  --cactus: #3f6b1f;
  --cactus-deep: #2a4a12;
  --link: #3a6a14;
  --badge-bg: #eef7cf;
  --badge-text: #2f4f0e;
  --shadow: 0 1px 2px rgba(20, 26, 16, 0.04), 0 8px 24px rgba(20, 26, 16, 0.06);
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0d110b;
    --surface: #151b12;
    --text: #eef2e8;
    --text-muted: #a3ad9b;
    --border: #263021;
    --lime: #c5e84f;
    --lime-hover: #d4ef7a;
    --on-lime: #141a10;
    --cactus: #7fb04a;
    --cactus-deep: #a4c93a;
    --link: #c5e84f;
    --badge-bg: #26331a;
    --badge-text: #d4ef7a;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 8px 24px rgba(0, 0, 0, 0.35);
    color-scheme: dark;
  }
}

:root[data-theme="dark"] {
  --bg: #0d110b;
  --surface: #151b12;
  --text: #eef2e8;
  --text-muted: #a3ad9b;
  --border: #263021;
  --lime: #c5e84f;
  --lime-hover: #d4ef7a;
  --on-lime: #141a10;
  --cactus: #7fb04a;
  --cactus-deep: #a4c93a;
  --link: #c5e84f;
  --badge-bg: #26331a;
  --badge-text: #d4ef7a;
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 8px 24px rgba(0, 0, 0, 0.35);
  color-scheme: dark;
}

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

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 1.0625rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--link);
  text-underline-offset: 0.18em;
  text-decoration-thickness: 1px;
}

a:hover {
  text-decoration-thickness: 2px;
}

a:focus-visible {
  outline: 2px solid var(--cactus);
  outline-offset: 2px;
  border-radius: 3px;
}

.wrap {
  max-width: 44rem;
  margin: 0 auto;
  padding: 0 1rem;
}

/* Header */

.site-header {
  padding: 1.5rem 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--text);
  font-weight: 650;
  letter-spacing: -0.01em;
  text-decoration: none;
}

.brand svg {
  width: 2rem;
  height: 2rem;
  flex: none;
}

/* Home page */

.hero {
  padding: 3.5rem 0 2.5rem;
}

.hero h1 {
  margin: 0 0 0.75rem;
  font-size: clamp(2.25rem, 8vw, 3.5rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
  font-weight: 750;
}

.hero h1 .accent {
  color: var(--cactus);
}

.tagline {
  margin: 0;
  max-width: 32rem;
  color: var(--text-muted);
  font-size: 1.2rem;
}

.section-label {
  margin: 0 0 1rem;
  color: var(--text-muted);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.app-card {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  padding: 1.5rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 1.25rem;
  box-shadow: var(--shadow);
}

.app-icon {
  width: 4.5rem;
  height: 4.5rem;
  flex: none;
  border-radius: 1.1rem;
  overflow: hidden;
}

.app-icon svg {
  display: block;
  width: 100%;
  height: 100%;
}

.app-card h2 {
  margin: 0 0 0.35rem;
  font-size: 1.4rem;
  letter-spacing: -0.01em;
}

.app-card p {
  margin: 0 0 0.9rem;
  color: var(--text-muted);
}

.features {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0 0 1.1rem;
  padding: 0;
  list-style: none;
}

.features li {
  padding: 0.15rem 0.6rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 0.85rem;
  color: var(--text);
}

.download {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  margin: 0 0 1.1rem;
}

.button {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  justify-content: center;
  padding: 0.65rem 1.1rem;
  background: var(--lime);
  color: var(--on-lime);
  border: 1px solid var(--cactus-deep);
  border-radius: 0.75rem;
  font-weight: 650;
  line-height: 1.3;
  text-align: center;
  text-decoration: none;
}

.button:hover {
  background: var(--lime-hover);
}

.button svg {
  width: 1.15rem;
  height: 1.15rem;
  flex: none;
}

.app-card .note {
  margin: 0.75rem 0 0;
  font-size: 0.85rem;
  line-height: 1.5;
}

/* Only for visitors on a computer or tablet; on a phone the button is enough. */
.qr {
  display: none;
  flex: none;
  margin: 0;
  text-align: center;
}

.qr img {
  display: block;
  padding: 0.35rem;
  background: #ffffff; /* always white, even in dark mode, so scanners read it */
  border: 1px solid var(--border);
  border-radius: 0.75rem;
}

.qr figcaption {
  margin-top: 0.35rem;
  color: var(--text-muted);
  font-size: 0.75rem;
}

@media (min-width: 40rem) {
  .qr {
    display: block;
  }
}

.card-footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 1rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.3rem 0.75rem;
  background: var(--badge-bg);
  color: var(--badge-text);
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
}

.badge::before {
  content: "";
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 0 2px var(--cactus-deep);
}

.card-footer a {
  font-size: 0.9rem;
}

.contact {
  padding: 3rem 0 1rem;
}

.contact h2 {
  margin: 0 0 0.35rem;
  font-size: 1.25rem;
}

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

/* Policy page */

.policy {
  padding-top: 1.5rem;
  padding-bottom: 1rem;
}

.policy h1 {
  margin: 0 0 0.25rem;
  font-size: clamp(1.9rem, 6vw, 2.5rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.policy .meta {
  margin: 0 0 2rem;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.summary {
  margin: 0 0 2rem;
  padding: 1rem 1.25rem;
  background: var(--badge-bg);
  border-left: 4px solid var(--cactus);
  border-radius: 0.5rem;
}

.summary p {
  margin: 0;
}

.policy h2 {
  margin: 2.25rem 0 0.5rem;
  font-size: 1.25rem;
  letter-spacing: -0.01em;
}

.policy ul {
  padding-left: 1.25rem;
}

.policy li {
  margin-bottom: 0.4rem;
}

.table-scroll {
  overflow-x: auto;
  margin: 0.75rem 0 1rem;
}

.policy table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

.policy th,
.policy td {
  padding: 0.6rem 0.75rem 0.6rem 0;
  border-bottom: 1px solid var(--border);
  text-align: left;
  vertical-align: top;
}

.policy th {
  color: var(--text-muted);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.policy code {
  font-family: ui-monospace, "Cascadia Code", Menlo, Consolas, monospace;
  font-size: 0.85em;
  overflow-wrap: break-word;
}

/* Footer */

.site-footer {
  margin-top: 3rem;
  padding: 1.5rem 0 2.5rem;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.9rem;
}

.site-footer .wrap {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem 1.5rem;
}

.site-footer nav {
  display: flex;
  gap: 1.25rem;
}

.site-footer a {
  color: var(--text-muted);
}

@media (max-width: 30rem) {
  .hero {
    padding: 2rem 0 2rem;
  }

  .app-card {
    flex-direction: column;
    padding: 1.25rem;
  }

  .button {
    display: flex;
  }
}