/* Pages de présentation (référencement Google) : statiques, légères, mêmes couleurs que l'app (thème Obsidienne) */
:root { color-scheme: dark; --bg: #050608; --card: rgba(18, 19, 24, .78); --edge: rgba(255, 255, 255, .09); --text: #f5f6f8; --mut: #a7abb4; --green: #86efac; --blue: #93c5fd; }
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg) url('theme/obsidienne-P.webp') center top / cover fixed no-repeat; color: var(--text);
  font: 17px/1.6 Inter, -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
}
@media (min-aspect-ratio: 1/1) { body { background-image: url('theme/obsidienne-L.webp'); } }
a { color: var(--green); }
.wrap { max-width: 860px; margin: 0 auto; padding: 0 16px 56px; }
header.top { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 18px 0; }
header.top img { height: 30px; width: auto; display: block; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; min-height: 46px; padding: 0 20px; border-radius: 14px;
  font-weight: 650; text-decoration: none; color: #050608; background: #f5f6f8; border: 1px solid transparent;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .5), 0 8px 24px rgba(0, 0, 0, .35); transition: transform .3s cubic-bezier(.22, 1, .36, 1);
}
.btn:active { transform: scale(.97); }
.btn.ghost { color: var(--text); background: rgba(255, 255, 255, .06); border-color: var(--edge); box-shadow: inset 0 1px 0 rgba(255, 255, 255, .13); }
.hero { padding: 28px 0 8px; }
.kicker { color: var(--green); font-size: 13px; font-weight: 650; letter-spacing: .12em; text-transform: uppercase; margin: 0 0 8px; }
h1 { font-size: clamp(32px, 6.4vw, 52px); line-height: 1.06; letter-spacing: -.035em; margin: 0 0 16px; font-weight: 800; }
h2 { font-size: clamp(22px, 3.6vw, 28px); line-height: 1.2; letter-spacing: -.02em; margin: 0 0 12px; }
h3 { font-size: 17px; margin: 0 0 4px; }
.lead { font-size: clamp(17px, 2.4vw, 20px); color: #d6d9df; margin: 0 0 22px; max-width: 640px; }
.cta { display: flex; flex-wrap: wrap; gap: 10px; margin: 0 0 10px; }
.note { color: var(--mut); font-size: 14px; margin: 8px 0 0; }
.card {
  background: var(--card); border: 1px solid var(--edge); border-radius: 22px; padding: 22px; margin: 18px 0;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .13), 0 18px 40px rgba(0, 0, 0, .35);
}
.card p { margin: 0 0 10px; color: #d6d9df; }
.card p:last-child { margin-bottom: 0; }
.bar { height: 14px; border-radius: 99px; background: rgba(255, 255, 255, .07); overflow: hidden; margin: 18px 0 6px; }
.bar i { display: block; height: 100%; width: 78%; border-radius: inherit; background: linear-gradient(90deg, #f87171, #fb923c 30%, #fde047 60%, #10b981 85%, #86efac); }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 12px; margin: 14px 0 0; }
.feat { background: rgba(255, 255, 255, .035); border: 1px solid var(--edge); border-radius: 16px; padding: 14px 16px; }
.feat p { margin: 0; color: var(--mut); font-size: 15px; }
ol.steps { margin: 0; padding-left: 22px; }
ol.steps li { margin: 0 0 8px; color: #d6d9df; }
ol.steps b, .card b { color: var(--text); }
details { border-top: 1px solid var(--edge); padding: 12px 0; }
details:first-of-type { border-top: 0; }
summary { cursor: pointer; font-weight: 650; min-height: 28px; }
details p { margin: 8px 0 0; color: var(--mut); }
footer.bottom { color: var(--mut); font-size: 14px; text-align: center; padding: 24px 0 0; }
footer.bottom a { color: var(--text); }
@media (prefers-reduced-motion: reduce) { .btn { transition: none; } }
/* Minuteur de la page Pomodoro */
.pomo { text-align: center; }
.pomo-tabs { display: inline-flex; gap: 4px; padding: 4px; border-radius: 14px; background: rgba(255, 255, 255, .05); border: 1px solid var(--edge); flex-wrap: wrap; justify-content: center; }
.pomo-tabs button { min-height: 44px; padding: 0 14px; border-radius: 11px; border: 0; background: transparent; color: var(--mut); font: inherit; font-size: 15px; font-weight: 650; cursor: pointer; }
.pomo-tabs button[aria-selected="true"] { background: #f5f6f8; color: #050608; }
.pomo-time { font-size: clamp(76px, 22vw, 150px); font-weight: 800; letter-spacing: -.04em; line-height: 1; margin: 22px 0 14px; font-variant-numeric: tabular-nums; }
.pomo-bar { height: 8px; border-radius: 99px; background: rgba(255, 255, 255, .07); overflow: hidden; max-width: 460px; margin: 0 auto; }
.pomo-bar i { display: block; height: 100%; background: linear-gradient(90deg, #059669, #10b981, #86efac); transform: scaleX(0); transform-origin: left; transition: transform .25s linear; }
[data-pomo="short"] .pomo-bar i, [data-pomo="long"] .pomo-bar i { background: linear-gradient(90deg, #3b82f6, #93c5fd); }
.pomo-msg { color: var(--mut) !important; margin: 14px 0 16px !important; min-height: 1.6em; }
.pomo-cta { justify-content: center; }
.pomo-cta .btn { min-width: 150px; font: inherit; font-weight: 650; cursor: pointer; }
.pomo-set { display: flex; flex-wrap: wrap; gap: 8px 16px; justify-content: center; margin: 14px 0 6px; color: var(--mut); font-size: 14px; }
.pomo-set input { width: 58px; min-height: 36px; margin: 0 4px; border-radius: 10px; border: 1px solid var(--edge); background: rgba(255, 255, 255, .05); color: var(--text); font: inherit; text-align: center; font-variant-numeric: tabular-nums; }
@media (prefers-reduced-motion: reduce) { .pomo-bar i { transition: none; } }
@media (max-width: 440px) { .pomo-tabs { flex-wrap: nowrap; } .pomo-tabs button { padding: 0 9px; font-size: 14px; } .card.pomo { padding: 18px 12px; } }