/* ============================================================
   Projets Libres ! — Design system (prototype statique)
   Glassmorphism sobre + dégradés vert-bleu-violet
   ============================================================ */

:root {
  /* Palette */
  --green: #35d39a;
  --blue: #3b9dfb;
  --purple: #9b7bff;

  --bg: #080b12;
  --bg-2: #0d121c;
  --surface: rgba(255, 255, 255, 0.045);
  --surface-2: rgba(255, 255, 255, 0.075);
  --border: rgba(255, 255, 255, 0.1);
  --border-strong: rgba(255, 255, 255, 0.18);
  --fg: #eef2f8;
  --fg-muted: #a3aec2;
  --fg-dim: #7c879b;

  /* Dégradés (angles variés) */
  --grad-1: linear-gradient(107deg, var(--green), var(--blue) 52%, var(--purple));
  --grad-2: linear-gradient(232deg, var(--purple), var(--blue) 55%, var(--green));
  --grad-3: linear-gradient(18deg, var(--blue), var(--purple));

  /* Formes */
  --r-sm: 8px;
  --r-md: 14px;
  --r-lg: 22px;
  --r-full: 999px;
  --shadow: 0 24px 60px -30px rgba(0, 0, 0, 0.9);
  --blur: saturate(150%) blur(14px);

  /* Typo */
  --font-display: "Space Grotesk", ui-sans-serif, system-ui, "Segoe UI", sans-serif;
  --font-body: "Inter", ui-sans-serif, system-ui, "Segoe UI", Roboto, sans-serif;

  --maxw: 1120px;
  --nav-h: 68px;
}

html[data-theme="light"] {
  --bg: #f7f9fc;
  --bg-2: #eef2f8;
  --surface: rgba(12, 20, 36, 0.035);
  --surface-2: rgba(12, 20, 36, 0.06);
  --border: rgba(12, 20, 36, 0.1);
  --border-strong: rgba(12, 20, 36, 0.2);
  --fg: #10151f;
  --fg-muted: #47536a;
  --fg-dim: #66748c;
  --shadow: 0 24px 50px -34px rgba(16, 24, 40, 0.5);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 16.5px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  padding-bottom: 92px; /* mini-lecteur */
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(60rem 40rem at 12% -10%, color-mix(in oklab, var(--green) 16%, transparent), transparent 65%),
    radial-gradient(50rem 36rem at 95% 8%, color-mix(in oklab, var(--purple) 18%, transparent), transparent 62%),
    radial-gradient(50rem 40rem at 50% 110%, color-mix(in oklab, var(--blue) 12%, transparent), transparent 60%),
    var(--bg);
}

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

h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0 0 0.5em;
  font-weight: 600;
}
h1 { font-size: clamp(2.1rem, 5vw, 3.4rem); }
h2 { font-size: clamp(1.55rem, 3vw, 2.1rem); }
h3 { font-size: 1.15rem; }
p { margin: 0 0 1em; }

:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 3px;
  border-radius: 4px;
}

.wrap { width: min(100% - 2.5rem, var(--maxw)); margin-inline: auto; }
.section { padding: clamp(3rem, 7vw, 5.5rem) 0; }
.stack > * + * { margin-top: 1rem; }
.muted { color: var(--fg-muted); }
.dim { color: var(--fg-dim); font-size: 0.9rem; }
.center { text-align: center; }
.lead { font-size: 1.12rem; color: var(--fg-muted); max-width: 62ch; }

.skip {
  position: absolute; left: -9999px; top: 0; z-index: 100;
  background: var(--bg-2); color: var(--fg); padding: 0.75rem 1rem; border-radius: var(--r-sm);
}
.skip:focus { left: 1rem; top: 1rem; }

/* ---------- Glass ---------- */
.glass {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
}

/* ---------- Nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 40;
  background: color-mix(in oklab, var(--bg) 78%, transparent);
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  display: flex; align-items: center; gap: 1.25rem;
  min-height: var(--nav-h);
}
.brand { display: flex; align-items: center; gap: 0.65rem; text-decoration: none; font-family: var(--font-display); font-weight: 600; letter-spacing: -0.02em; }
.brand-mark {
  width: 30px; height: 30px; border-radius: 9px; background: var(--grad-1);
  display: grid; place-items: center; color: #04121a; font-size: 15px; flex: none;
}
.brand small { display: block; font-family: var(--font-body); font-weight: 400; font-size: 0.7rem; color: var(--fg-dim); letter-spacing: 0; margin-top: -3px; }
.nav-links { display: flex; gap: 0.35rem; margin-left: auto; align-items: center; flex-wrap: wrap; }
.nav-links a {
  text-decoration: none; color: var(--fg-muted); font-size: 0.93rem;
  padding: 0.45rem 0.75rem; border-radius: var(--r-full);
}
.nav-links a:hover { color: var(--fg); background: var(--surface-2); }
.nav-links a[aria-current="page"] { color: var(--fg); background: var(--surface-2); }

.icon-btn {
  border: 1px solid var(--border); background: var(--surface);
  color: var(--fg); width: 36px; height: 36px; border-radius: var(--r-full);
  cursor: pointer; display: grid; place-items: center; font-size: 15px;
}
.icon-btn:hover { border-color: var(--border-strong); }

/* ---------- Boutons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 0.55rem;
  padding: 0.72rem 1.25rem; border-radius: var(--r-full);
  text-decoration: none; font-weight: 500; font-size: 0.95rem;
  border: 1px solid var(--border); background: var(--surface); color: var(--fg);
  cursor: pointer; font-family: inherit; transition: transform 0.15s ease, border-color 0.15s ease;
}
.btn:hover { border-color: var(--border-strong); transform: translateY(-1px); }
.btn-primary {
  background: var(--grad-1); color: #05121b; border-color: transparent; font-weight: 600;
}
.btn-primary:hover { filter: brightness(1.06); }
.btn-sm { padding: 0.42rem 0.85rem; font-size: 0.85rem; }

/* ---------- Badges / tags ---------- */
.tag {
  display: inline-flex; align-items: center; gap: 0.35rem;
  font-size: 0.76rem; letter-spacing: 0.02em;
  padding: 0.22rem 0.62rem; border-radius: var(--r-full);
  border: 1px solid var(--border); color: var(--fg-muted); background: var(--surface);
  text-decoration: none;
}
.tag:hover { color: var(--fg); border-color: var(--border-strong); }
.tag-grad { border: 0; color: #06131c; background: var(--grad-2); font-weight: 600; }
.tags { display: flex; flex-wrap: wrap; gap: 0.4rem; }

.eyebrow {
  font-family: var(--font-display); font-size: 0.78rem; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--fg-dim); margin-bottom: 0.9rem;
}
.grad-text {
  background: var(--grad-1); -webkit-background-clip: text; background-clip: text; color: transparent;
}

/* ---------- Hero ---------- */
.hero { padding: clamp(3rem, 8vw, 6rem) 0 clamp(2rem, 5vw, 3.5rem); }
.hero-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: clamp(1.5rem, 4vw, 3rem); align-items: center; }
@media (max-width: 880px) { .hero-grid { grid-template-columns: 1fr; } }

.proofbar {
  display: flex; flex-wrap: wrap; gap: 0.5rem 1.6rem;
  padding: 0.9rem 1.2rem; margin-top: 1.6rem;
  font-size: 0.86rem; color: var(--fg-muted);
}
.proofbar strong { color: var(--fg); font-weight: 600; }

/* ---------- Cartes ---------- */
.grid { display: grid; gap: 1rem; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 880px) { .grid-3, .grid-2 { grid-template-columns: 1fr; } }

.card { padding: 1.4rem 1.5rem; }
.card h3 { margin-bottom: 0.4rem; }
.card p:last-child { margin-bottom: 0; }
.card-num {
  font-family: var(--font-display); font-size: 0.8rem; color: var(--fg-dim);
  border: 1px solid var(--border); border-radius: var(--r-full);
  width: 30px; height: 30px; display: grid; place-items: center; margin-bottom: 0.9rem;
}

/* ---------- Épisodes ---------- */
.ep-list { display: flex; flex-direction: column; gap: 0.75rem; }
.ep {
  display: grid; grid-template-columns: auto 1fr auto; gap: 1.1rem; align-items: start;
  padding: 1.15rem 1.3rem;
}
.ep-num {
  font-family: var(--font-display); font-size: 0.82rem; color: var(--fg-dim);
  padding-top: 0.2rem; min-width: 3ch;
}
.ep-title { font-size: 1.05rem; margin: 0 0 0.3rem; }
.ep-title a { text-decoration: none; }
.ep-title a:hover { text-decoration: underline; text-underline-offset: 3px; }
.ep-meta { font-size: 0.84rem; color: var(--fg-dim); margin: 0 0 0.55rem; }
.ep-actions { display: flex; flex-direction: column; gap: 0.4rem; align-items: flex-end; }
@media (max-width: 720px) {
  .ep { grid-template-columns: 1fr; }
  .ep-actions { flex-direction: row; align-items: center; }
}

.play-btn {
  display: inline-flex; align-items: center; gap: 0.45rem;
  border: 1px solid var(--border-strong); background: var(--surface-2);
  color: var(--fg); border-radius: var(--r-full); padding: 0.45rem 0.9rem;
  cursor: pointer; font-family: inherit; font-size: 0.85rem; white-space: nowrap;
}
.play-btn:hover { background: var(--surface); border-color: var(--blue); }
.play-btn[aria-pressed="true"] { background: var(--grad-1); color: #05121b; border-color: transparent; font-weight: 600; }

/* ---------- Filtres ---------- */
.toolbar { display: flex; flex-wrap: wrap; gap: 0.75rem; align-items: center; padding: 1rem 1.1rem; }
.field { display: flex; align-items: center; gap: 0.5rem; flex: 1 1 240px; }
input[type="search"], select {
  width: 100%; font: inherit; font-size: 0.92rem; color: var(--fg);
  background: var(--surface-2); border: 1px solid var(--border);
  border-radius: var(--r-full); padding: 0.55rem 0.95rem;
}
select { border-radius: var(--r-full); }
option { color: #10151f; }
.chips { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.chip {
  font: inherit; font-size: 0.82rem; cursor: pointer;
  border: 1px solid var(--border); background: transparent; color: var(--fg-muted);
  padding: 0.3rem 0.75rem; border-radius: var(--r-full);
}
.chip[aria-pressed="true"] { background: var(--grad-3); color: #06131c; border-color: transparent; font-weight: 600; }

/* ---------- Transcription ---------- */
.transcript { max-width: 74ch; }
.transcript p { position: relative; padding-left: 3.2rem; }
.transcript .ts {
  position: absolute; left: 0; top: 0.15rem; font-size: 0.78rem;
  color: var(--fg-dim); font-variant-numeric: tabular-nums; text-decoration: none;
}
.transcript .ts:hover { color: var(--blue); }
.transcript .spk { font-weight: 600; color: var(--fg); }
mark { background: color-mix(in oklab, var(--green) 40%, transparent); color: inherit; border-radius: 3px; }

details.disclosure { padding: 1.2rem 1.4rem; }
details.disclosure > summary { cursor: pointer; font-family: var(--font-display); font-weight: 600; }

/* ---------- Mini-lecteur ---------- */
.miniplayer {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 50;
  border-top: 1px solid var(--border);
  background: color-mix(in oklab, var(--bg-2) 88%, transparent);
  backdrop-filter: var(--blur); -webkit-backdrop-filter: var(--blur);
  transform: translateY(100%); transition: transform 0.25s ease;
}
.miniplayer[data-open="true"] { transform: none; }
.miniplayer-inner { display: flex; align-items: center; gap: 1rem; padding: 0.7rem 0; }
.mp-title { font-size: 0.9rem; font-weight: 500; margin: 0; }
.mp-sub { font-size: 0.78rem; color: var(--fg-dim); margin: 0; }
.mp-text { min-width: 0; flex: 1; }
.mp-text p { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.mp-time { font-size: 0.78rem; color: var(--fg-dim); font-variant-numeric: tabular-nums; }
.mp-bar { flex: 2 1 180px; height: 5px; border-radius: var(--r-full); background: var(--surface-2); overflow: hidden; cursor: pointer; }
.mp-bar > span { display: block; height: 100%; width: 0; background: var(--grad-1); }
@media (max-width: 720px) { .mp-bar, .mp-time { display: none; } }

/* ---------- Footer ---------- */
.footer { border-top: 1px solid var(--border); margin-top: 3rem; padding: 2.5rem 0 3rem; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 1.5rem; }
@media (max-width: 880px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
.footer h4 { font-size: 0.8rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--fg-dim); }
.footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 0.4rem; }
.footer a { color: var(--fg-muted); text-decoration: none; font-size: 0.92rem; }
.footer a:hover { color: var(--fg); }
.footer-legal { margin-top: 2rem; font-size: 0.82rem; color: var(--fg-dim); }

hr.rule { border: 0; height: 1px; background: var(--grad-2); opacity: 0.35; margin: 3rem 0; }

.callout { padding: 1.6rem 1.8rem; border-left: 3px solid transparent; border-image: var(--grad-1) 1; }

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
}