/* Écho — palette « neige & épicéa », motif récurrent : le biseau d'un emplacement d'inventaire. */
:root {
  --bg: #E6EEEF;
  --panel: #F7FAFA;
  --ink: #10242B;
  --muted: #53696F;
  --line: #C6D6D8;
  --accent: #1F7A5C;
  --accent-ink: #FFFFFF;
  --danger: #B93F2A;
  --danger-bg: #F6DDD7;
  --track: #C6D6D8;
  --slot-bg: #D3DFE1;
  --slot-dark: #93A9AD;
  --slot-light: #FFFFFF;
  --shadow: 0 1px 0 rgba(16, 36, 43, .06), 0 12px 32px -18px rgba(16, 36, 43, .35);
  --display: "Bricolage Grotesque", ui-rounded, "Segoe UI", system-ui, sans-serif;
  --body: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0A171C;
    --panel: #11262E;
    --ink: #E3EFEF;
    --muted: #8BA5AB;
    --line: #21404A;
    --accent: #52D6A4;
    --accent-ink: #062218;
    --danger: #FF8A73;
    --danger-bg: #3A1F1A;
    --track: #24444E;
    --slot-bg: #0A171C;
    --slot-dark: #050C0F;
    --slot-light: #2C505B;
    --shadow: 0 12px 32px -18px rgba(0, 0, 0, .8);
    color-scheme: dark;
  }
}

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; min-height: 100vh; min-height: 100dvh;
  background: var(--bg); color: var(--ink);
  font: 16px/1.5 var(--body);
  padding: env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);
}
h1, h2 { font-family: var(--display); margin: 0; letter-spacing: -.02em; line-height: 1.1; }
kbd {
  font: 600 .9em var(--body); padding: .1em .5em; border-radius: 5px;
  background: var(--slot-bg); box-shadow: inset 1px 1px 0 var(--slot-dark), inset -1px -1px 0 var(--slot-light);
}
:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }

/* ───── En-tête ───── */
.top { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 20px clamp(16px, 4vw, 48px); }
.brand { display: flex; align-items: center; gap: 10px; font: 700 1.35rem var(--display); letter-spacing: -.02em; }
.mark { display: inline-flex; align-items: flex-end; gap: 3px; width: 28px; height: 28px; padding: 5px; border-radius: 7px; background: var(--accent); }
.mark i { display: block; width: 6px; background: var(--accent-ink); }
.mark i:first-child { height: 100%; } .mark i:last-child { height: 50%; opacity: .7; }
.srv { color: var(--muted); font-size: .95rem; }

/* ───── Connexion ───── */
.login {
  display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); gap: clamp(28px, 6vw, 96px);
  align-items: center; max-width: 1100px; margin: 0 auto; padding: clamp(16px, 6vh, 72px) clamp(16px, 4vw, 48px) 64px;
}
.intro h1 { font-size: clamp(2.3rem, 5.4vw, 4rem); font-weight: 700; max-width: 14ch; text-wrap: balance; }
.lead { margin: 20px 0 28px; font-size: 1.15rem; color: var(--muted); max-width: 46ch; }
.steps { margin: 0; padding: 0; list-style: none; counter-reset: s; display: grid; gap: 12px; max-width: 46ch; }
.steps li { counter-increment: s; display: grid; grid-template-columns: 30px 1fr; gap: 12px; align-items: start; }
.steps li::before {
  content: counter(s); display: grid; place-items: center; width: 30px; height: 30px; border-radius: 6px;
  font: 700 .95rem var(--display); background: var(--slot-bg);
  box-shadow: inset 2px 2px 0 var(--slot-dark), inset -2px -2px 0 var(--slot-light);
}

.card { background: var(--panel); border: 1px solid var(--line); border-radius: 16px; box-shadow: var(--shadow); }
.join { padding: clamp(22px, 4vw, 36px); display: grid; gap: 20px; }
.join h2 { font-size: 1.5rem; }

.slots { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: clamp(6px, 1.6vw, 12px); }
.slot {
  width: 100%; aspect-ratio: 1; min-height: 48px; text-align: center; text-transform: uppercase;
  font: 700 clamp(1.4rem, 5vw, 2rem) var(--display); color: var(--ink); caret-color: var(--accent);
  background: var(--slot-bg); border: 0; border-radius: 4px; padding: 0;
  box-shadow: inset 3px 3px 0 var(--slot-dark), inset -3px -3px 0 var(--slot-light);
}
.slot:focus { outline: 3px solid var(--accent); outline-offset: 1px; }
.slot.bad { animation: shake .3s; outline: 3px solid var(--danger); }
@keyframes shake { 25% { transform: translateX(-4px); } 75% { transform: translateX(4px); } }

.error { margin: -6px 0 0; padding: 10px 12px; border-radius: 8px; background: var(--danger-bg); color: var(--danger); font-size: .95rem; }
.note { margin: 0; font-size: .9rem; color: var(--muted); }
.note.warn { color: var(--danger); }

/* ───── Boutons ───── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px; cursor: pointer;
  min-height: 46px; padding: 0 18px; border-radius: 10px; border: 1px solid var(--line);
  background: var(--panel); color: var(--ink); font: 600 1rem var(--body);
  transition: background-color .15s, border-color .15s, color .15s, transform .05s;
}
.btn:hover:not(:disabled) { border-color: var(--muted); }
.btn:active:not(:disabled) { transform: translateY(1px); }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; flex: none; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); min-height: 52px; font-size: 1.05rem; }
.btn.primary:hover:not(:disabled) { filter: brightness(1.06); border-color: var(--accent); }
.btn.ghost { background: transparent; color: var(--muted); }
.btn.tog[aria-pressed="true"], .btn.icon[aria-pressed="true"] { background: var(--danger-bg); border-color: var(--danger); color: var(--danger); }
.btn.icon { width: 44px; min-height: 44px; padding: 0; flex: none; }

/* ───── Salon ───── */
.room {
  display: grid; grid-template-columns: 340px minmax(0, 1fr); gap: 24px; align-items: start;
  max-width: 1100px; margin: 0 auto; padding: 8px clamp(16px, 4vw, 48px) 64px;
}
.banner { grid-column: 1 / -1; padding: 12px 16px; border-radius: 10px; background: var(--danger-bg); color: var(--danger); font-weight: 600; }
.banner.info { background: var(--slot-bg); color: var(--ink); }

.me { padding: 22px; display: grid; gap: 20px; position: sticky; top: 16px; }
.me-head { display: flex; align-items: center; gap: 14px; }
.me-name { font: 700 1.3rem var(--display); letter-spacing: -.01em; overflow-wrap: anywhere; }
.me-sub { color: var(--muted); font-size: .9rem; }
.ctl-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.ctl-row .btn { padding: 0 10px; }
.field { display: grid; gap: 8px; }
.field label { font-size: .9rem; font-weight: 600; color: var(--muted); }
select {
  width: 100%; min-height: 44px; padding: 0 12px; border-radius: 10px; border: 1px solid var(--line);
  background: var(--panel); color: var(--ink); font: 1rem var(--body);
}
.field .check { display: flex; align-items: center; gap: 10px; font-size: .95rem; font-weight: 500; color: var(--ink); cursor: pointer; }
.check input { width: 18px; height: 18px; margin: 0; accent-color: var(--accent); flex: none; }
.opts { gap: 10px; }
.meter { height: 8px; border-radius: 2px; background: var(--slot-bg); box-shadow: inset 1px 1px 0 var(--slot-dark); overflow: hidden; }
.meter i { display: block; height: 100%; width: 0; background: var(--accent); transition: width .06s linear; }
.meter.muted i { background: var(--muted); opacity: .5; }

.players-head { display: flex; align-items: baseline; gap: 12px; margin-bottom: 14px; }
.players h2 { font-size: 1.6rem; }
.count { color: var(--muted); }
.room-tag {
  padding: 2px 10px; border-radius: 4px; font: 600 .9rem var(--body); background: var(--slot-bg);
  box-shadow: inset 1px 1px 0 var(--slot-dark), inset -1px -1px 0 var(--slot-light);
  max-width: 16ch; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.room-tag:empty { display: none; }

/* ───── Accueil / vue OP ───── */
.lobby-wait { padding: 22px; display: grid; gap: 10px; }
.lobby-wait p { margin: 0; }
.admin { display: grid; gap: 14px; }
.rooms { display: grid; gap: 14px; }
.rcard { padding: 16px 18px; display: grid; gap: 12px; }
.rhead { display: flex; align-items: center; gap: 12px; }
.rhead h3 { margin: 0; font: 700 1.2rem var(--display); letter-spacing: -.01em; overflow-wrap: anywhere; }
.rhead .btn, .rgroup-title .btn { margin-left: auto; }
.rgroup { display: grid; gap: 8px; }
.rgroup.sub { padding-left: 14px; border-left: 3px solid var(--line); }
.rgroup-title { display: flex; align-items: center; gap: 10px; font-size: .9rem; font-weight: 600; color: var(--muted); }
.tag { padding: 1px 8px; border-radius: 4px; background: var(--slot-bg); font-size: .8rem; font-weight: 500; }
.mlist { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.mrow { display: grid; grid-template-columns: 36px minmax(0, 1fr) auto; gap: 12px; align-items: center; }
.mempty { margin: 0; font-size: .9rem; color: var(--muted); }
.macts { display: flex; gap: 6px; }
.btn.small { min-height: 34px; padding: 0 12px; font-size: .9rem; border-radius: 8px; }
.btn.icon.small { width: 36px; min-height: 36px; padding: 0; }
.btn.icon.small svg { width: 18px; height: 18px; }
.avatar.small { width: 36px; height: 36px; font-size: 1rem; box-shadow: inset 2px 2px 0 hsl(var(--h) 60% 78%), inset -2px -2px 0 hsl(var(--h) 45% 42%); }
.list { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.row {
  display: grid; grid-template-columns: 48px minmax(120px, 1fr) minmax(150px, 260px) 44px; gap: 16px; align-items: center;
  padding: 12px 16px; background: var(--panel); border: 1px solid var(--line); border-radius: 14px;
}
.row.is-muted .pname { text-decoration: line-through; text-decoration-thickness: 2px; color: var(--muted); }
.who { display: grid; min-width: 0; }
.pname { font-weight: 700; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.pstate { font-size: .85rem; color: var(--muted); min-height: 1.3em; }
.empty { margin: 8px 0 0; padding: 28px; border: 2px dashed var(--line); border-radius: 14px; color: var(--muted); text-align: center; }

/* Avatar : un bloc coloré, biseauté ; anneau quand la personne parle */
.avatar {
  --h: 160; display: grid; place-items: center; width: 48px; height: 48px; border-radius: 4px;
  font: 700 1.3rem var(--display); color: hsl(var(--h) 60% 12%); background: hsl(var(--h) 52% 62%);
  box-shadow: inset 3px 3px 0 hsl(var(--h) 60% 78%), inset -3px -3px 0 hsl(var(--h) 45% 42%);
  transition: outline-color .1s; outline: 3px solid transparent; outline-offset: 2px; user-select: none;
}
.avatar.big { width: 56px; height: 56px; font-size: 1.5rem; }
.avatar.speaking { outline-color: var(--accent); }

/* Curseurs de volume */
.vol { display: flex; align-items: center; gap: 12px; min-width: 0; }
.vol output { min-width: 3.6em; text-align: right; font-variant-numeric: tabular-nums; color: var(--muted); font-size: .9rem; }
input[type="range"] { --fill: 50%; -webkit-appearance: none; appearance: none; flex: 1; min-width: 0; height: 28px; background: transparent; margin: 0; cursor: pointer; }
input[type="range"]::-webkit-slider-runnable-track { height: 8px; border-radius: 2px; background: linear-gradient(90deg, var(--accent) var(--fill), var(--track) var(--fill)); }
input[type="range"]::-moz-range-track { height: 8px; border-radius: 2px; background: var(--track); }
input[type="range"]::-moz-range-progress { height: 8px; border-radius: 2px; background: var(--accent); }
input[type="range"]::-webkit-slider-thumb { -webkit-appearance: none; width: 16px; height: 24px; margin-top: -8px; border-radius: 3px; border: 0; background: var(--ink); box-shadow: inset 2px 2px 0 rgba(255,255,255,.3), inset -2px -2px 0 rgba(0,0,0,.3); }
input[type="range"]::-moz-range-thumb { width: 16px; height: 24px; border-radius: 3px; border: 0; background: var(--ink); }

@media (max-width: 860px) {
  .login { grid-template-columns: 1fr; padding-top: 8px; }
  .room { grid-template-columns: 1fr; }
  .me { position: static; }
}
@media (max-width: 560px) {
  .row { grid-template-columns: 44px minmax(0, 1fr) 44px; gap: 10px 12px; }
  .row .vol { grid-column: 1 / -1; order: 5; }
  .avatar { width: 44px; height: 44px; }
}
@media (prefers-reduced-motion: reduce) { * { animation: none !important; transition: none !important; } }