/* DiapoVote — style partagé, moderne épuré, clair/sombre automatique */

:root {
  --accent: #6d5ef8;
  --accent-dark: #5645d6;
  --bg: #f6f7fb;
  --bg-elevated: #ffffff;
  --text: #1b1d29;
  --text-muted: #63677a;
  --border: #e3e5ee;
  --danger: #e5484d;
  --success: #2fb380;
  --radius: 14px;
  --shadow: 0 2px 10px rgba(20, 20, 40, 0.06), 0 1px 2px rgba(20, 20, 40, 0.04);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --accent: #8b7bff;
    --accent-dark: #7466ea;
    --bg: #14151f;
    --bg-elevated: #1d1f2c;
    --text: #edeefb;
    --text-muted: #9698ac;
    --border: #2b2d3d;
    --shadow: 0 2px 14px rgba(0, 0, 0, 0.35);
  }
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  min-height: 100%;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); }

h1, h2, h3, p { margin: 0 0 0.6em; }

.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* ---------- Navbar ---------- */
.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg-elevated);
}
.navbar__brand {
  font-weight: 700;
  font-size: 1.15rem;
  text-decoration: none;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.navbar__actions { display: flex; align-items: center; gap: 0.75rem; }
.navbar__user { color: var(--text-muted); font-size: 0.9rem; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.65rem 1.15rem;
  border-radius: 10px;
  border: 1px solid transparent;
  background: var(--accent);
  color: #fff;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s ease, transform 0.05s ease;
}
.btn:hover { background: var(--accent-dark); }
.btn:active { transform: scale(0.98); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn--ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}
.btn--ghost:hover { background: var(--border); }
.btn--danger { background: var(--danger); }
.btn--danger:hover { background: #c93d41; }
.btn--sm { padding: 0.4rem 0.8rem; font-size: 0.85rem; }
.btn--block { width: 100%; }

/* ---------- Forms ---------- */
.field { margin-bottom: 1rem; }
.field label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
  color: var(--text-muted);
}
.field input,
.field textarea,
.field select {
  width: 100%;
  padding: 0.65rem 0.8rem;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  color: var(--text);
  font-size: 0.95rem;
  font-family: inherit;
}
.field input:focus,
.field textarea:focus,
.field select:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}
.form-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 2rem;
  max-width: 420px;
  margin: 3rem auto;
}
.form-error {
  background: rgba(229, 72, 77, 0.12);
  color: var(--danger);
  padding: 0.6rem 0.9rem;
  border-radius: 8px;
  font-size: 0.9rem;
  margin-bottom: 1rem;
  display: none;
}
.form-error.visible { display: block; }

/* ---------- Cards / grid ---------- */
.page { padding: 2rem 0 4rem; }
.page-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1rem;
}
.card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.25rem;
}
.card h3 { font-size: 1.05rem; }
.card__meta { color: var(--text-muted); font-size: 0.85rem; margin-bottom: 0.75rem; }
.card__actions { display: flex; gap: 0.5rem; flex-wrap: wrap; margin-top: 0.85rem; }
.empty-state {
  text-align: center;
  color: var(--text-muted);
  padding: 3rem 1rem;
  border: 1px dashed var(--border);
  border-radius: var(--radius);
}

.badge {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.badge--lobby { background: rgba(109, 94, 248, 0.15); color: var(--accent); }
.badge--live { background: rgba(47, 179, 128, 0.15); color: var(--success); }
.badge--ended { background: rgba(99, 103, 122, 0.15); color: var(--text-muted); }

/* ---------- Editor ---------- */
.editor-layout {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 1.5rem;
  align-items: start;
}
@media (max-width: 800px) {
  .editor-layout { grid-template-columns: 1fr; }
}
.slide-list { display: flex; flex-direction: column; gap: 0.5rem; }
.slide-list-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.7rem 0.9rem;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  cursor: pointer;
  font-size: 0.9rem;
}
.slide-list-item.active { border-color: var(--accent); box-shadow: 0 0 0 2px rgba(109, 94, 248, 0.2); }
.slide-list-item .start-flag { color: var(--success); font-size: 0.75rem; font-weight: 700; }
.option-row {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 0.5rem;
  align-items: center;
  margin-bottom: 0.6rem;
}
.option-row .opt-label {
  padding: 0.65rem 0.8rem;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  color: var(--text);
  font-size: 0.95rem;
  font-family: inherit;
}
.option-row .opt-label:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}
@media (max-width: 560px) {
  .option-row { grid-template-columns: 1fr; }
}

/* ---------- Vote / Display / Remote fullscreen shells ---------- */
.stage {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 2rem 1.25rem;
  text-align: center;
}
.stage.stage--image {
  padding: 0;
}
.stage--preview {
  min-height: 0;
  height: min(60vh, 540px);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
}
.stage-image-wrap {
  width: 100%;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}
.stage--preview .stage-image-wrap {
  height: 100%;
}
.stage-image-wrap img {
  display: block;
}
.stage-image-wrap--framed {
  box-sizing: border-box;
  padding: 5vh 5vw;
}
.stage-image-wrap--framed img {
  border-radius: 24px;
  box-shadow: var(--shadow);
}
.stage__code {
  font-size: clamp(2rem, 8vw, 3.5rem);
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin: 1rem 0;
}
.stage__question {
  font-size: clamp(1.4rem, 4vw, 2.4rem);
  font-weight: 700;
  max-width: 780px;
  margin: 0 auto 2rem;
}
.qr-box {
  background: #fff;
  padding: 1rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  display: inline-flex;
}

.options-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(200px, 1fr));
  gap: 1rem;
  width: 100%;
  max-width: 720px;
}
@media (max-width: 560px) {
  .options-grid { grid-template-columns: 1fr; }
}
.option-btn {
  position: relative;
  overflow: hidden;
  padding: 1.4rem 1.2rem;
  border-radius: var(--radius);
  border: 2px solid var(--border);
  background: var(--bg-elevated);
  color: var(--text);
  font-size: 1.1rem;
  font-weight: 700;
  cursor: pointer;
  transition: border-color 0.15s ease, transform 0.05s ease;
}
.option-btn:active { transform: scale(0.98); }
.option-btn.selected { border-color: var(--accent); }
.option-btn:disabled { cursor: default; }
.option-btn .fill {
  position: absolute;
  inset: 0;
  background: rgba(109, 94, 248, 0.15);
  width: 0%;
  transition: width 0.4s ease;
  z-index: 0;
}
.option-btn .label { position: relative; z-index: 1; }
.option-btn .pct {
  position: relative;
  z-index: 1;
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-top: 0.3rem;
}

.result-bar-row { margin-bottom: 1rem; text-align: left; }
.result-bar-row .top { display: flex; justify-content: space-between; font-weight: 600; margin-bottom: 0.3rem; }
.result-bar-track {
  height: 10px;
  border-radius: 999px;
  background: var(--border);
  overflow: hidden;
}
.result-bar-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 999px;
  transition: width 0.4s ease;
}

.remote-panel {
  max-width: 640px;
  margin: 0 auto;
  padding: 1.5rem 1.25rem 4rem;
}
.remote-panel .session-code {
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  color: var(--accent);
}
.remote-target-list {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  margin: 1.25rem 0;
}
.remote-target-btn {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1rem;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  color: var(--text);
  text-align: left;
  cursor: pointer;
  font-size: 0.95rem;
}
.remote-target-btn strong { color: var(--accent); }
.remote-target-btn:hover { border-color: var(--accent); }

.divider { border: none; border-top: 1px solid var(--border); margin: 1.5rem 0; }
.muted { color: var(--text-muted); font-size: 0.9rem; }
.text-center { text-align: center; }

select.jump-select {
  width: 100%;
  padding: 0.65rem 0.8rem;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  color: var(--text);
  font-size: 0.95rem;
  margin-bottom: 0.6rem;
}