/*
 * Gemeinsames Design-System für /admin, /master, /play.
 * Palette: Cyan-Akzent (#0cc0df) + Twitch-Violett, dunkles Grundthema.
 * /obs hat ein eigenes, transparentes Overlay-Stylesheet, verwendet aber
 * dieselben Farbvariablen für visuelle Konsistenz mit dem Rest der App.
 */

:root {
    --color-bg: #0f1115;
    --color-surface: #1a1d24;
    --color-surface-alt: #232730;
    --color-border: #2e333d;
    --color-text: #e8eaed;
    --color-text-muted: #9aa0ab;

    --color-accent: #0cc0df;
    --color-accent-hover: #0aa8c4;
    --color-accent-contrast: #04222b;

    --color-violet: #9146ff;
    --color-violet-hover: #7c3aed;

    --color-success: #3ddc84;
    --color-danger: #ef4444;
    --color-warning: #f5a623;

    --radius: 12px;
    --radius-sm: 8px;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.35);

    --gradient-accent: linear-gradient(135deg, var(--color-accent), var(--color-violet));
}

* {
    box-sizing: border-box;
}

html, body {
    margin: 0;
    padding: 0;
}

body {
    background: var(--color-bg);
    color: var(--color-text);
    font-family: 'Segoe UI', system-ui, -apple-system, Roboto, Arial, sans-serif;
    line-height: 1.5;
    min-height: 100vh;
}

h1, h2, h3 {
    font-weight: 700;
    letter-spacing: -0.01em;
    line-height: 1.25;
}

h1 { font-size: 1.7em; }
h2 { font-size: 1.25em; margin-top: 2em; }

a {
    color: var(--color-accent);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

small {
    color: var(--color-text-muted);
}

hr {
    border: none;
    border-top: 1px solid var(--color-border);
    margin: 24px 0;
}

/* Layout */

.topbar {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    padding: 14px 24px;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
}

.topbar .brand {
    font-weight: 800;
    font-size: 1.15em;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.topbar .session-info {
    font-size: 0.9em;
    color: var(--color-text-muted);
}

.topbar .session-info strong {
    color: var(--color-text);
}

.topbar nav.subnav {
    display: flex;
    gap: 18px;
    font-size: 0.95em;
}

.topbar nav.subnav a, .topbar nav.subnav span.current {
    color: var(--color-text-muted);
    padding: 4px 0;
    border-bottom: 2px solid transparent;
}

.topbar nav.subnav a:hover {
    color: var(--color-text);
    text-decoration: none;
}

.topbar nav.subnav span.current {
    color: var(--color-accent);
    border-bottom-color: var(--color-accent);
    font-weight: 600;
}

.page {
    max-width: 1080px;
    margin: 0 auto;
    padding: 28px 24px 64px;
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 8px;
}

.back-link {
    display: inline-block;
    margin-bottom: 18px;
    font-size: 0.9em;
    color: var(--color-text-muted);
}

.card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 22px 26px;
    margin-bottom: 22px;
    box-shadow: var(--shadow);
}

.actions-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
    margin: 16px 0;
}

/* Auth pages */

.auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.auth-card {
    width: 100%;
    max-width: 380px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 32px 30px;
    box-shadow: var(--shadow);
}

.auth-card h1 {
    text-align: center;
    margin-top: 0;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

/* Buttons */

.btn {
    display: inline-block;
    padding: 9px 18px;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    font-size: 0.95em;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: background 0.15s ease, border-color 0.15s ease, transform 0.05s ease;
    text-decoration: none;
}

.btn:hover {
    text-decoration: none;
}

.btn:active {
    transform: scale(0.98);
}

.btn-primary {
    background: var(--color-accent);
    color: var(--color-accent-contrast);
}

.btn-primary:hover {
    background: var(--color-accent-hover);
}

.btn-secondary {
    background: transparent;
    border-color: var(--color-border);
    color: var(--color-text);
}

.btn-secondary:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.btn-danger {
    background: transparent;
    border-color: rgba(239, 68, 68, 0.5);
    color: var(--color-danger);
}

.btn-danger:hover {
    background: rgba(239, 68, 68, 0.12);
}

.btn-sm {
    padding: 5px 12px;
    font-size: 0.85em;
}

.btn[disabled] {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Forms */

label {
    display: block;
    margin-bottom: 6px;
    font-weight: 600;
    font-size: 0.9em;
    color: var(--color-text-muted);
}

.form-group {
    margin-bottom: 18px;
}

input[type="text"],
input[type="password"],
input[type="number"],
input[type="file"],
select,
textarea {
    width: 100%;
    max-width: 440px;
    padding: 9px 12px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
    background: var(--color-surface-alt);
    color: var(--color-text);
    font-size: 1em;
    font-family: inherit;
}

textarea {
    max-width: 100%;
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(12, 192, 223, 0.22);
}

input[type="checkbox"], input[type="radio"] {
    accent-color: var(--color-accent);
    margin-right: 6px;
}

/* Tables */

table.table {
    width: 100%;
    border-collapse: collapse;
    background: var(--color-surface);
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--color-border);
}

table.table th {
    background: var(--color-surface-alt);
    text-align: left;
    padding: 10px 14px;
    font-size: 0.8em;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--color-text-muted);
}

table.table td {
    padding: 10px 14px;
    border-top: 1px solid var(--color-border);
    vertical-align: middle;
}

table.table tr:hover td {
    background: rgba(255, 255, 255, 0.025);
}

table.table tr.question-resolved td {
    opacity: 0.45;
}

/* Alerts */

.alert {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    margin-bottom: 18px;
    font-size: 0.95em;
}

.alert-error {
    background: rgba(239, 68, 68, 0.12);
    border: 1px solid rgba(239, 68, 68, 0.4);
    color: #fca5a5;
}

.alert-success {
    background: rgba(61, 220, 132, 0.12);
    border: 1px solid rgba(61, 220, 132, 0.4);
    color: #86efac;
}

/* Badges */

.badge {
    display: inline-block;
    padding: 3px 11px;
    border-radius: 999px;
    font-size: 0.75em;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.badge-live { background: rgba(61, 220, 132, 0.15); color: var(--color-success); }
.badge-draft { background: rgba(154, 160, 171, 0.18); color: var(--color-text-muted); }
.badge-finished { background: rgba(12, 192, 223, 0.15); color: var(--color-accent); }
.badge-admin { background: rgba(145, 70, 255, 0.18); color: #b794f6; }
.badge-master { background: rgba(12, 192, 223, 0.15); color: var(--color-accent); }

/* Color dot (participant colors) */

.dot {
    display: inline-block;
    width: 0.7em;
    height: 0.7em;
    border-radius: 50%;
    margin-right: 6px;
    vertical-align: middle;
}

.btn-success {
    background: var(--color-success);
    color: #04220f;
}

.btn-success:hover {
    filter: brightness(0.92);
}

/* Live-Panel (Master-Steuerung, Teilnehmeransicht) */

.live-panel {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 24px 28px;
    margin: 20px 0;
    min-height: 80px;
    position: relative;
    overflow: hidden;
}

.live-panel::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-accent);
}

.live-panel .phase-label,
.live-panel .question-meta {
    font-size: 0.8em;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--color-text-muted);
    margin-bottom: 6px;
}

.live-panel .question-text {
    font-size: 1.4em;
    font-weight: 700;
    margin: 4px 0 14px;
}

.live-panel .question-answer {
    font-size: 1.1em;
    font-weight: 600;
    color: var(--color-success);
    margin: -6px 0 14px;
}

.live-panel .question-answer-preview {
    color: var(--color-text-muted);
    font-style: italic;
    border: 1px dashed var(--color-border);
    border-radius: var(--radius-sm);
    padding: 6px 10px;
    display: inline-block;
}

.live-panel ul.options-list {
    list-style: none;
    padding: 0;
    margin: 0 0 16px;
    font-size: 1.1em;
}

.live-panel ul.options-list li {
    padding: 6px 0;
}

.option-correct {
    color: var(--color-success);
    font-weight: 700;
}

.live-panel ul.options-clickable li {
    cursor: pointer;
    padding: 10px 14px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    margin-bottom: 8px;
    background: var(--color-surface-alt);
    transition: border-color 0.12s ease, background 0.12s ease;
}

.live-panel ul.options-clickable li:hover {
    border-color: var(--color-accent);
}

.live-panel ul.options-clickable li.option-selected {
    border-color: var(--color-accent);
    background: rgba(12, 192, 223, 0.12);
    font-weight: 700;
}

.buzzed-banner {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 1.3em;
    font-weight: 700;
    padding: 8px 20px;
    border-radius: 999px;
    color: #fff;
    margin: 6px 0 16px;
    animation: pulse-glow 1.4s ease-in-out infinite;
}

@keyframes pulse-glow {
    0%, 100% { box-shadow: 0 0 0 0 rgba(255, 255, 255, 0); }
    50% { box-shadow: 0 0 0 9px rgba(255, 255, 255, 0.08); }
}

/* Scoreboard */

.scoreboard-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.scoreboard-list li {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 10px 16px;
}

.scoreboard-list .scoreboard-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.scoreboard-list .scoreboard-answer {
    margin-top: 8px;
    padding-top: 8px;
    border-top: 1px solid var(--color-border);
    color: var(--color-text-muted);
    font-size: 0.92em;
}

.scoreboard-list .name {
    display: flex;
    align-items: center;
}

.scoreboard-list .score {
    font-weight: 700;
    color: var(--color-accent);
}

.scoreboard-list .score-controls {
    display: flex;
    align-items: center;
    gap: 10px;
}

.scoreboard-list .score-adjust {
    width: 28px;
    height: 28px;
    padding: 0;
    line-height: 1;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

/* /play Teilnehmeransicht */

.play-page {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 28px 20px 40px;
}

.play-page h1 {
    margin-bottom: 4px;
}

.score-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 999px;
    padding: 8px 18px;
    margin-bottom: 18px;
    font-size: 1.05em;
}

.score-badge strong {
    color: var(--color-accent);
    font-size: 1.15em;
}

.play-page .live-panel {
    width: 100%;
    max-width: 480px;
}

#buzz-btn {
    font-size: 1.8em;
    font-weight: 800;
    padding: 0.7em 1.4em;
    margin: 14px 0;
    background: var(--gradient-accent);
    color: #fff;
    border: none;
    border-radius: 18px;
    cursor: pointer;
    box-shadow: 0 6px 20px rgba(12, 192, 223, 0.35);
    transition: transform 0.08s ease;
}

#buzz-btn:active {
    transform: scale(0.96);
}

#buzz-btn:disabled {
    background: var(--color-surface-alt);
    color: var(--color-text-muted);
    box-shadow: none;
    cursor: not-allowed;
}

#buzz-feedback {
    font-weight: 700;
    min-height: 1.4em;
    color: var(--color-accent);
}

.reconnect-hint {
    max-width: 420px;
    color: var(--color-text-muted);
}

.answer-section {
    width: 100%;
    max-width: 480px;
    margin: 4px 0 18px;
}

.answer-form {
    display: flex;
    gap: 10px;
}

.answer-form input[type="text"] {
    flex: 1;
    max-width: none;
    margin: 0;
}

#answer-feedback {
    font-weight: 700;
    min-height: 1.2em;
    color: var(--color-accent);
    margin: 6px 0 0;
}

/* Empty state */

.empty-state {
    color: var(--color-text-muted);
    font-style: italic;
    padding: 20px 0;
}