/* ============================================================
   VoiceChat — themes/default/style.css
   PHP 8.3 · Ubuntu 24.04 · IONOS VPS
   ============================================================ */

*,
*::before,
*::after { box-sizing: border-box; }

:root {
  --primary:      #1565c0;
  --primary-dark: #0d47a1;
  --primary-bg:   #e8f4fd;
  --blue-light:   #e3f2fd;
  --blue-mid:     #90caf9;
  --blue-pale:    #dbeeff;
  --blue-soft:    #c8e6f9;
  --text:         #1a2a3a;
  --text-muted:   #5b8fb9;
  --danger:       #c62828;
  --success:      #2e7d32;
  --warning:      #e65100;
  --white:        #ffffff;
  --radius:       10px;
  --shadow:       0 2px 12px rgba(21,101,192,.10);
}

html, body {
  margin: 0;
  padding: 0;
  font-family: 'Segoe UI', Arial, sans-serif;
  font-size: 15px;
  color: var(--text);
  background: var(--primary-bg);
  line-height: 1.5;
}

/* ── Buttons ─────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 8px 16px;
  font-size: .88em;
  font-weight: 600;
  border-radius: 8px;
  border: 1.5px solid var(--blue-mid);
  background: var(--white);
  color: var(--primary);
  cursor: pointer;
  text-decoration: none;
  transition: all .18s;
  min-height: 36px;
  white-space: nowrap;
  line-height: 1.2;
}
.btn:hover { background: var(--blue-light); border-color: var(--primary); color: var(--primary-dark); }
.btn-primary { background: var(--primary); color: #fff; border-color: var(--primary); }
.btn-primary:hover { background: var(--primary-dark); border-color: var(--primary-dark); color: #fff; }
.btn-secondary { background: #455a64; color: #cfd8dc; border-color: #455a64; }
.btn-secondary:hover { background: #37474f; color: #eceff1; }
.btn-danger { background: var(--danger); color: #fff; border-color: var(--danger); }
.btn-danger:hover { background: #b71c1c; border-color: #b71c1c; color: #fff; }
.btn-warning { background: #ff8f00; color: #fff; border-color: #ff8f00; }
.btn-warning:hover { background: #e65100; border-color: #e65100; color: #fff; }
.btn-sm { padding: 5px 12px; font-size: .80em; min-height: 30px; }
.btn-full { width: 100%; justify-content: center; }

/* ── Alerts ─────────────────────────────────────────────────────────────── */
.alert { padding: 11px 16px; border-radius: 8px; font-size: .9em; margin-bottom: 14px; }
.alert-error   { background: #ffebee; border: 1px solid #ef9a9a; color: var(--danger); }
.alert-success { background: #e8f5e9; border: 1px solid #a5d6a7; color: var(--success); }
.alert-info    { background: var(--blue-light); border: 1px solid var(--blue-mid); color: var(--primary); }

/* ── Forms ──────────────────────────────────────────────────────────────── */
.form-group { margin-bottom: 14px; }
.form-group label {
  display: block;
  font-size: .82em;
  font-weight: 600;
  color: #636e72;
  margin-bottom: 5px;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 10px 13px;
  border: 1.5px solid var(--blue-mid);
  border-radius: 8px;
  font-size: .92em;
  color: #111;
  background: #f5f9ff;
  outline: none;
  transition: border .15s;
  font-family: inherit;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(21,101,192,.10); }
.form-group select { cursor: pointer; }

/* ── Card ───────────────────────────────────────────────────────────────── */
.card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 22px;
  box-shadow: var(--shadow);
  margin-bottom: 18px;
}
.card h3 { margin: 0 0 16px; font-size: 1em; color: var(--text); }

/* ── Badges ─────────────────────────────────────────────────────────────── */
.badge {
  display: inline-block;
  padding: 2px 9px;
  border-radius: 12px;
  font-size: .72em;
  font-weight: 700;
  background: var(--blue-light);
  color: var(--primary);
  margin-left: 6px;
}

/* ── Header ─────────────────────────────────────────────────────────────── */
.site-header {
  background: var(--primary);
  padding: 0 20px;
  box-shadow: 0 2px 8px rgba(21,101,192,.25);
  position: sticky;
  top: 0;
  z-index: 100;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 56px;
  max-width: 1400px;
  margin: 0 auto;
  gap: 12px;
}
.header-logo {
  font-size: 1.1em;
  font-weight: 700;
  color: #fff;
  white-space: nowrap;
}
.header-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.header-nav .btn { font-size: .78em; padding: 5px 12px; min-height: 30px; }

/* ── Login page ──────────────────────────────────────────────────────────── */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #e8f4fd 0%, #c8e6f9 100%);
  padding: 20px;
}
.login-wrap {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 0;
  width: 100%;
  max-width: 900px;
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 16px 48px rgba(21,101,192,.18);
}
.login-left {
  background: linear-gradient(150deg, var(--primary) 0%, #0d47a1 100%);
  padding: 40px 32px;
  color: #fff;
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.site-logo h1 { margin: 0 0 6px; font-size: 1.8em; }
.site-logo p  { margin: 0; opacity: .75; font-size: .9em; }
.room-preview h3 { font-size: .85em; text-transform: uppercase; letter-spacing: .08em; margin: 0 0 12px; opacity: .7; }
.room-preview ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.room-preview li {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,.12);
  border-radius: 8px;
  padding: 8px 12px;
  font-size: .88em;
}
.room-dot { width: 8px; height: 8px; border-radius: 50%; background: rgba(255,255,255,.3); flex-shrink: 0; }
.room-dot.active { background: #4caf50; box-shadow: 0 0 5px #4caf50; }
.room-count { margin-left: auto; font-size: .82em; opacity: .75; }
.login-right { background: var(--white); padding: 36px 32px; }
.tabs { display: flex; gap: 4px; margin-bottom: 22px; }
.tab-btn {
  flex: 1; padding: 9px; border: 1.5px solid var(--blue-mid); border-radius: 8px;
  background: #f5f9ff; color: var(--text-muted); cursor: pointer; font-size: .88em;
  font-weight: 600; transition: all .15s;
}
.tab-btn:hover { background: var(--blue-light); color: var(--primary); }
.tab-btn.active { background: var(--primary); color: #fff; border-color: var(--primary); }
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* ── Lobby ───────────────────────────────────────────────────────────────── */
.lobby-page { min-height: 100vh; background: var(--primary-bg); }
.lobby-main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 28px 20px;
}
.lobby-welcome {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--white);
  border-radius: var(--radius);
  padding: 20px 24px;
  margin-bottom: 24px;
  box-shadow: var(--shadow);
}
.lobby-welcome h2 { margin: 0 0 4px; font-size: 1.15em; }
.lobby-welcome p  { margin: 0; color: var(--text-muted); font-size: .88em; }
.user-avatar-md {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--primary);
  flex-shrink: 0;
}
.section-title { font-size: .88em; text-transform: uppercase; letter-spacing: .08em; color: var(--text-muted); margin: 0 0 14px; }
.rooms-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px; }
.room-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 18px;
  text-decoration: none;
  color: var(--text);
  border: 1.5px solid var(--blue-light);
  transition: all .15s ease-out;
  display: flex;
  flex-direction: column;
  gap: 6px;
  box-shadow: var(--shadow);
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  min-height: 44px;
  pointer-events: auto;
  user-select: none;
  -webkit-user-select: none;
}
.room-card:active { 
  border-color: var(--primary); 
  transform: scale(0.98); 
  box-shadow: 0 2px 8px rgba(21,101,192,.2); 
}
.room-card:hover { 
  border-color: var(--primary); 
  transform: translateY(-2px); 
  box-shadow: 0 6px 20px rgba(21,101,192,.15); 
}
.room-card-header { display: flex; align-items: center; gap: 8px; }
.room-icon { font-size: 1.3em; }
.room-name { font-weight: 700; font-size: .95em; flex: 1; }
.room-badge { font-size: .72em; background: var(--blue-light); color: var(--primary); border-radius: 10px; padding: 2px 8px; font-weight: 600; }
.room-desc { color: var(--text-muted); font-size: .83em; margin: 0; }
.room-topic { color: var(--primary); font-size: .8em; margin: 0; }
.room-enter { color: var(--primary); font-size: .82em; font-weight: 600; margin-top: 4px; }

/* ── Footer ─────────────────────────────────────────────────────────────── */
.site-footer {
  text-align: center;
  padding: 16px;
  color: var(--text-muted);
  font-size: .8em;
  border-top: 1px solid var(--blue-light);
  margin-top: 20px;
}

/* ── Account page ────────────────────────────────────────────────────────── */
.account-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }

/* ── Scrollbar ───────────────────────────────────────────────────────────── */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: var(--blue-pale); }
::-webkit-scrollbar-thumb { background: var(--blue-mid); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #64b5f6; }

/* ── Responsive ──────────────────────────────────────────────────────────── */
@media (max-width: 768px) {
  .login-wrap { grid-template-columns: 1fr; max-width: 440px; }
  .login-left  { padding: 24px 22px; }
  .login-right { padding: 24px 22px; }
  .account-grid { grid-template-columns: 1fr; }
  .header-inner { padding: 0; }
  .lobby-main { padding: 18px 14px; }
}

/* ── iOS font-size fix (prevents zoom on input focus) ──────────────────── */
@supports (-webkit-touch-callout: none) {
  input, select, textarea { font-size: 16px !important; }
}

@media(max-width:900px){
  .room-card, .sidebar-room, .btn, button { -webkit-tap-highlight-color: rgba(21,101,192,0.15); cursor:pointer; }
  a { -webkit-tap-highlight-color: rgba(21,101,192,0.15); }
}

/* ── Standalone mode helpers (used when phpFox is not present) ─────────── */
.site-body {
  background: var(--primary-bg);
  min-height: 100vh;
}

.page-wrap {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px 16px;
}