/* DayKeeper — daykeeper.eu
   Design system tokens mirror the iOS app (DESIGN-SYSTEM.md).
   One brand accent only. System-native type. */

:root {
  /* Brand */
  --accent: #E8826B;
  --accent-soft: #FBE6E0;
  --accent-deep: #C5614A;

  /* Surfaces */
  --surface: #FDF8F5;
  --surface-elevated: #FFFFFF;
  --surface-quiet: #F4ECE6;

  /* Text */
  --ink: #1F1715;
  --ink-2: #5B4F4B;
  --ink-3: #8C7F7A;
  --hairline: rgba(31, 23, 21, 0.10);

  /* Type */
  --font-display: ui-rounded, "SF Pro Rounded", "Nunito",
                  -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --font-text:    -apple-system, BlinkMacSystemFont, "SF Pro Text", "Inter",
                  "Segoe UI", system-ui, sans-serif;
  --font-mono:    ui-monospace, "SF Mono", "JetBrains Mono", Menlo, monospace;

  /* Spacing — 4pt grid */
  --s-1: 4px;  --s-2: 8px;  --s-3: 12px; --s-4: 16px;
  --s-5: 24px; --s-6: 32px; --s-7: 48px; --s-8: 64px;
  --s-9: 96px; --s-10: 144px;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-xl: 32px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --surface: #181311;
    --surface-elevated: #221A17;
    --surface-quiet: #2A201D;
    --accent-soft: #3A2622;
    --ink: #F5EFEC;
    --ink-2: #C4B7B2;
    --ink-3: #8C7F7A;
    --hairline: rgba(245, 239, 236, 0.10);
  }
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--surface);
  color: var(--ink);
  font-family: var(--font-text);
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main { flex: 1 0 auto; }

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

a {
  color: var(--accent-deep);
  text-decoration: none;
  border-bottom: 1px solid color-mix(in oklab, var(--accent-deep) 30%, transparent);
  transition: color 0.15s ease, border-color 0.15s ease;
}
a:hover { color: var(--accent); border-bottom-color: var(--accent); }
@media (prefers-color-scheme: dark) { a { color: var(--accent); } }

::selection { background: var(--accent-soft); color: var(--accent-deep); }

/* ---------- Layout shell ---------- */

.shell {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 var(--s-5);
}

.shell-narrow {
  max-width: 720px;
}

/* ---------- Top bar ---------- */

.topbar {
  padding: var(--s-5) 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-4);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--s-3);
  color: var(--ink);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 19px;
  letter-spacing: -0.01em;
  border-bottom: none;
}
.brand:hover { color: var(--ink); }
.brand img {
  width: 36px;
  height: 36px;
  border-radius: 9px;
  box-shadow: 0 2px 8px rgba(232, 130, 107, 0.18);
}

.topnav {
  display: flex;
  gap: var(--s-5);
  align-items: center;
  font-size: 15px;
}
.topnav a {
  color: var(--ink-2);
  border-bottom: none;
  font-weight: 500;
}
.topnav a:hover { color: var(--accent-deep); }

/* ---------- Hero ---------- */

.hero {
  padding: var(--s-9) 0 var(--s-8);
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: var(--s-8);
  align-items: center;
}

.hero-copy h1 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(40px, 5.6vw, 64px);
  line-height: 1.04;
  letter-spacing: -0.025em;
  margin: 0 0 var(--s-5);
  color: var(--ink);
  text-wrap: balance;
}
.hero-copy h1 em {
  font-style: normal;
  color: var(--accent-deep);
  position: relative;
}
@media (prefers-color-scheme: dark) {
  .hero-copy h1 em { color: var(--accent); }
}

.hero-copy p.lede {
  font-size: 19px;
  line-height: 1.55;
  color: var(--ink-2);
  margin: 0 0 var(--s-6);
  max-width: 44ch;
  text-wrap: pretty;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-deep);
  background: var(--accent-soft);
  padding: 6px 12px;
  border-radius: 999px;
  margin-bottom: var(--s-5);
}
.eyebrow::before {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

.cta-row {
  display: flex;
  gap: var(--s-3);
  align-items: center;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  padding: 14px 22px;
  border-radius: 999px;
  font-family: var(--font-text);
  font-size: 15px;
  font-weight: 600;
  border-bottom: none;
  transition: transform 0.12s ease, box-shadow 0.18s ease, background 0.18s ease;
  cursor: pointer;
  border: none;
}
.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 6px 18px -6px rgba(232, 130, 107, 0.55);
}
.btn-primary:hover { background: var(--accent-deep); color: #fff; transform: translateY(-1px); }

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--hairline);
}
.btn-ghost:hover { background: var(--surface-elevated); color: var(--ink); }

.btn[aria-disabled="true"] {
  opacity: 0.7;
  cursor: not-allowed;
}
.btn[aria-disabled="true"]:hover { transform: none; }

.meta-line {
  margin-top: var(--s-4);
  font-size: 13px;
  color: var(--ink-3);
}

/* ---------- Hero icon ---------- */

.hero-art {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 380px;
}

.hero-art .icon-wrap {
  position: relative;
  width: min(360px, 80%);
  aspect-ratio: 1;
}
.hero-art .icon-wrap img {
  width: 100%;
  height: 100%;
  border-radius: 23.5%;
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.4) inset,
    0 30px 60px -20px rgba(197, 97, 74, 0.45),
    0 12px 24px -12px rgba(31, 23, 21, 0.18);
  transform: rotate(-3deg);
  transition: transform 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.hero-art .icon-wrap:hover img { transform: rotate(0deg) scale(1.02); }

.hero-art .halo {
  position: absolute;
  inset: -8% -8%;
  background: radial-gradient(60% 60% at 50% 45%,
              color-mix(in oklab, var(--accent) 18%, transparent),
              transparent 70%);
  z-index: -1;
  filter: blur(8px);
}

/* Floating "upcoming" preview card */
.float-card {
  position: absolute;
  background: var(--surface-elevated);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: 0 18px 40px -18px rgba(31, 23, 21, 0.22);
  font-size: 14px;
}
.float-card .avatar {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--surface-quiet);
  display: grid; place-items: center;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 14px;
  color: var(--ink-2);
  flex: 0 0 36px;
}
.float-card .who { font-weight: 600; color: var(--ink); line-height: 1.2; }
.float-card .what { color: var(--ink-3); font-size: 12px; line-height: 1.2; margin-top: 2px; }
.float-card .pill {
  margin-left: auto;
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 999px;
}
.pill-now { background: var(--accent); color: #fff; }
.pill-soon { background: var(--accent-soft); color: var(--accent-deep); }
.pill-later { background: var(--surface-quiet); color: var(--ink-3); }

.float-1 { top: 6%; left: -6%; transform: rotate(-4deg); }
.float-2 { bottom: 8%; right: -8%; transform: rotate(3deg); }

/* ---------- Section atoms ---------- */

section { padding: var(--s-8) 0; }

.section-head {
  display: flex;
  flex-direction: column;
  gap: var(--s-2);
  margin-bottom: var(--s-7);
  max-width: 680px;
}
.section-head .label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-deep);
}
.section-head h2 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(28px, 3.4vw, 38px);
  line-height: 1.12;
  letter-spacing: -0.02em;
  margin: 0;
  color: var(--ink);
  text-wrap: balance;
}
.section-head p {
  margin: var(--s-2) 0 0;
  font-size: 17px;
  color: var(--ink-2);
  max-width: 56ch;
}

/* ---------- Feature grid ---------- */

.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--s-4);
}
.feature {
  background: var(--surface-elevated);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  padding: var(--s-5);
  display: flex;
  flex-direction: column;
  gap: var(--s-3);
  transition: transform 0.2s ease, border-color 0.2s ease;
}
.feature:hover {
  transform: translateY(-2px);
  border-color: color-mix(in oklab, var(--accent) 30%, var(--hairline));
}
.feature .glyph {
  width: 44px; height: 44px;
  border-radius: 12px;
  background: var(--accent-soft);
  color: var(--accent-deep);
  display: grid; place-items: center;
}
.feature h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 18px;
  margin: 0;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.feature p {
  margin: 0;
  color: var(--ink-2);
  font-size: 15px;
  line-height: 1.55;
}

/* ---------- Privacy callout ---------- */

.privacy-call {
  background: var(--surface-quiet);
  border-radius: var(--radius-xl);
  padding: var(--s-8);
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: var(--s-6);
  align-items: center;
}
.privacy-call .lock {
  width: 64px; height: 64px;
  border-radius: 18px;
  background: var(--accent);
  color: #fff;
  display: grid; place-items: center;
  box-shadow: 0 10px 20px -10px rgba(232, 130, 107, 0.6);
}
.privacy-call h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 22px;
  letter-spacing: -0.015em;
  margin: 0 0 6px;
  color: var(--ink);
}
.privacy-call p {
  margin: 0;
  color: var(--ink-2);
  font-size: 15px;
  max-width: 56ch;
}

/* ---------- Footer ---------- */

footer.site {
  border-top: 1px solid var(--hairline);
  padding: var(--s-7) 0 var(--s-6);
  margin-top: var(--s-8);
  font-size: 14px;
  color: var(--ink-3);
}
footer.site .row {
  display: flex;
  justify-content: space-between;
  gap: var(--s-5);
  flex-wrap: wrap;
  align-items: center;
}
footer.site .links {
  display: flex;
  gap: var(--s-5);
  flex-wrap: wrap;
}
footer.site .links a {
  color: var(--ink-2);
  border-bottom: none;
  font-weight: 500;
}
footer.site .links a:hover { color: var(--accent-deep); }
footer.site .made {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
footer.site .made a {
  color: var(--ink-2);
  border-bottom: 1px dotted var(--ink-3);
}

/* ---------- Privacy doc page ---------- */

.doc {
  padding: var(--s-7) 0 var(--s-9);
}
.doc-header {
  margin-bottom: var(--s-7);
  padding-bottom: var(--s-5);
  border-bottom: 1px solid var(--hairline);
}
.doc-header .crumb {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-3);
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  margin-bottom: var(--s-4);
}
.doc-header .crumb a {
  color: var(--ink-3);
  border-bottom: none;
}
.doc-header .crumb a:hover { color: var(--accent-deep); }
.doc-header h1 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(34px, 4.4vw, 46px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 0 0 var(--s-3);
  color: var(--ink);
  text-wrap: balance;
}
.doc-header .updated {
  font-size: 14px;
  color: var(--ink-3);
}

.doc-headline {
  background: var(--accent-soft);
  border-radius: var(--radius-lg);
  padding: var(--s-5) var(--s-6);
  margin: 0 0 var(--s-7);
  display: flex;
  gap: var(--s-4);
  align-items: flex-start;
}
.doc-headline .icon {
  flex: 0 0 36px;
  color: var(--accent-deep);
}
.doc-headline p {
  margin: 0;
  font-size: 17px;
  color: var(--accent-deep);
  font-weight: 500;
  line-height: 1.5;
}
@media (prefers-color-scheme: dark) {
  .doc-headline p { color: #F5C9BE; }
  .doc-headline .icon { color: #F5C9BE; }
}

.doc h2 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 24px;
  letter-spacing: -0.015em;
  margin: var(--s-8) 0 var(--s-3);
  color: var(--ink);
}
.doc h2:first-of-type { margin-top: 0; }
.doc h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 18px;
  margin: var(--s-6) 0 var(--s-3);
  color: var(--ink);
}
.doc p, .doc li {
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink-2);
}
.doc ul, .doc ol { padding-left: 1.4em; }
.doc li { margin-bottom: var(--s-2); }
.doc li::marker { color: var(--accent); }
.doc strong { color: var(--ink); font-weight: 600; }

.doc .data-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  margin: var(--s-4) 0 var(--s-6);
  background: var(--surface-elevated);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-md);
  overflow: hidden;
  font-size: 14px;
}
.doc .data-table th,
.doc .data-table td {
  text-align: left;
  padding: 12px 16px;
  vertical-align: top;
  border-bottom: 1px solid var(--hairline);
}
.doc .data-table tr:last-child th,
.doc .data-table tr:last-child td { border-bottom: none; }
.doc .data-table th {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--ink);
  background: var(--surface-quiet);
  font-size: 13px;
  letter-spacing: -0.005em;
}
.doc .data-table td { color: var(--ink-2); }

.doc .flow {
  background: var(--surface-elevated);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-md);
  padding: var(--s-5);
  margin: var(--s-4) 0 var(--s-6);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.6;
  color: var(--ink-2);
  white-space: pre;
  overflow-x: auto;
}

.doc .never {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 13px;
  padding: 2px 8px;
  background: var(--surface-quiet);
  color: var(--ink-2);
  border-radius: 6px;
}

.doc .contact-card {
  background: var(--surface-quiet);
  border-radius: var(--radius-lg);
  padding: var(--s-5) var(--s-6);
  margin-top: var(--s-7);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--s-5);
  flex-wrap: wrap;
}
.doc .contact-card .label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 4px;
}
.doc .contact-card .email {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 19px;
  color: var(--ink);
}

/* ---------- Responsive ---------- */

@media (max-width: 880px) {
  .hero {
    grid-template-columns: 1fr;
    gap: var(--s-7);
    padding: var(--s-7) 0 var(--s-6);
  }
  .hero-art { min-height: 320px; order: -1; }
  .hero-art .icon-wrap { width: min(260px, 60%); }
  .features { grid-template-columns: 1fr; }
  .privacy-call {
    grid-template-columns: 1fr;
    text-align: left;
    padding: var(--s-6);
    gap: var(--s-4);
  }
  .float-1 { left: -2%; }
  .float-2 { right: -2%; }
}

@media (max-width: 520px) {
  .topnav { gap: var(--s-3); font-size: 14px; }
  .hero-art .icon-wrap { width: 60%; }
  .float-card { font-size: 12px; padding: 10px 12px; }
  .float-card .avatar { width: 30px; height: 30px; flex-basis: 30px; }
  .doc-headline { flex-direction: column; gap: var(--s-3); padding: var(--s-5); }
  .privacy-call { padding: var(--s-5); }
}