/* ── IVenntify Dark Theme ───────────────────────────────────────────────── */

:root {
    --bg: #121212;
    --surface: #1e1e1e;
    --surface2: #2a2a2a;
    --surface3: #333;
    --border: #444;
    --text: #e8e8e8;
    --text-muted: #999;
    --primary: #6c8ebf;
    --primary-hover: #7fa0d4;
    --danger: #c0392b;
    --danger-hover: #e74c3c;
    --success: #27ae60;
    --success-hover: #2ecc71;
    --warning: #e67e22;
    --cat0: #e74c3c;
    --cat1: #3498db;
    --cat2: #2ecc71;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
    background: var(--bg);
    color: var(--text);
    font-family: 'Segoe UI', system-ui, sans-serif;
    font-size: 16px;
    min-height: 100vh;
}

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

h1 { font-size: 1.8rem; font-weight: 700; }
h2 { font-size: 1.4rem; font-weight: 600; }
h3 { font-size: 1.1rem; font-weight: 600; }

/* ── Layout ─────────────────────────────────────────────────────────────── */

.page-wrapper {
    max-width: 700px;
    margin: 0 auto;
    padding: 1.5rem 1rem;
}

.page-wrapper.wide { max-width: 900px; }

/* ── Buttons ────────────────────────────────────────────────────────────── */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    padding: 0.55rem 1.2rem;
    border: none;
    border-radius: 6px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s, opacity 0.15s;
    white-space: nowrap;
}

.btn:disabled { opacity: 0.45; cursor: default; }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:not(:disabled):hover { background: var(--primary-hover); }
.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:not(:disabled):hover { background: var(--danger-hover); }
.btn-success { background: var(--success); color: #fff; }
.btn-success:not(:disabled):hover { background: var(--success-hover); }
.btn-secondary { background: var(--surface3); color: var(--text); border: 1px solid var(--border); }
.btn-secondary:not(:disabled):hover { background: #3a3a3a; }
.btn-sm { padding: 0.35rem 0.8rem; font-size: 0.85rem; }
.btn-lg { padding: 0.75rem 1.8rem; font-size: 1.1rem; }
.btn-block { width: 100%; }

/* ── Form controls ──────────────────────────────────────────────────────── */

.form-group { margin-bottom: 1rem; }
.form-group label { display: block; margin-bottom: 0.35rem; font-weight: 500; color: var(--text-muted); font-size: 0.9rem; }

input[type="text"],
input[type="password"],
select {
    width: 100%;
    padding: 0.6rem 0.8rem;
    background: var(--surface2);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text);
    font-size: 0.95rem;
    outline: none;
    transition: border-color 0.15s;
}

input[type="text"]:focus,
input[type="password"]:focus,
select:focus { border-color: var(--primary); }

input[readonly] { cursor: default; background: var(--surface3); }

.radio-group { display: flex; gap: 0.75rem; flex-wrap: wrap; }
.radio-group label { display: flex; align-items: center; gap: 0.4rem; font-size: 0.9rem; color: var(--text); cursor: pointer; }
.radio-group input[type="radio"] { accent-color: var(--primary); }

/* ── Cards / Panels ─────────────────────────────────────────────────────── */

.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 1.2rem;
    margin-bottom: 1rem;
}

.card-header {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.8rem;
    padding-bottom: 0.6rem;
    border-bottom: 1px solid var(--border);
}

/* ── Alert ──────────────────────────────────────────────────────────────── */

.alert {
    padding: 0.7rem 1rem;
    border-radius: 6px;
    margin-bottom: 1rem;
    font-size: 0.9rem;
}
.alert-danger { background: rgba(192,57,43,0.2); border: 1px solid var(--danger); color: #f1a19a; }
.alert-success { background: rgba(39,174,96,0.2); border: 1px solid var(--success); color: #7fe8a7; }
.alert-info { background: rgba(108,142,191,0.2); border: 1px solid var(--primary); color: #a8c4e8; }

/* ── Player list ────────────────────────────────────────────────────────── */

.player-list { list-style: none; }
.player-list li {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border);
    font-size: 0.95rem;
}
.player-list li:last-child { border-bottom: none; }
.player-badge {
    font-size: 0.7rem;
    padding: 0.15rem 0.5rem;
    border-radius: 99px;
    background: var(--primary);
    color: #fff;
    font-weight: 600;
}
.you-badge { background: var(--success); }

/* ── Venn Diagram ───────────────────────────────────────────────────────── */

.venn-wrapper {
    display: flex;
    justify-content: center;
    margin: 0.5rem 0;
}

.venn-zone { cursor: pointer; transition: opacity 0.15s; }
.venn-zone.dimmed { opacity: 0.25; cursor: not-allowed; }
.venn-zone.active { stroke: #fff; stroke-width: 3; }

.venn-label {
    fill: var(--text);
    font-size: 13px;
    font-weight: 600;
    pointer-events: none;
    text-anchor: middle;
}

/* ── Entry area ─────────────────────────────────────────────────────────── */

.entry-area {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 1rem;
    margin: 0.75rem 0;
}

.entry-display {
    display: block;
    background: var(--surface2);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 0.6rem 0.8rem;
    margin-bottom: 0.75rem;
    font-size: 1.1rem;
    font-weight: 600;
    min-height: 2.5rem;
    letter-spacing: 0.5px;
    white-space: pre-wrap;
    word-break: break-all;
    line-height: 1.4;
}

.entry-caret {
    display: inline-block;
    width: 2px;
    height: 1.1em;
    background: rgba(255, 220, 0, 0.9);
    border-radius: 1px;
    vertical-align: text-bottom;
    animation: blink 1s step-end infinite;
}

.entry-placeholder {
    color: var(--text-muted);
    font-weight: 400;
    white-space: normal;
}

@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }

.cat-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.2rem 0.6rem;
    border-radius: 99px;
    font-size: 0.78rem;
    font-weight: 600;
    color: #fff;
    margin-bottom: 0.5rem;
}
.cat-chip.cat0 { background: var(--cat0); }
.cat-chip.cat1 { background: var(--cat1); }
.cat-chip.cat2 { background: var(--cat2); }

.cat-dot {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    flex-shrink: 0;
}
.cat-dot.cat0 { background: var(--cat0); }
.cat-dot.cat1 { background: var(--cat1); }
.cat-dot.cat2 { background: var(--cat2); }

/* ── On-screen keyboard ─────────────────────────────────────────────────── */

.osk {
    background: var(--surface2);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 0.6rem;
    user-select: none;
}

.osk-row {
    display: flex;
    justify-content: center;
    gap: 4px;
    margin-bottom: 4px;
}

.osk-key {
    display: flex;
    align-items: center;
    justify-content: center;
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
    min-width: 32px;
    height: 38px;
    background: var(--surface3);
    border: 1px solid var(--border);
    border-radius: 5px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    color: var(--text);
    transition: background 0.1s;
    padding: 0 6px;
    flex: 0 0 auto;
}

.osk-key:hover { background: #444; }
.osk-key:active { background: var(--primary); }
.osk-key.wide { min-width: 60px; font-size: 0.75rem; }
.osk-key.enter-key { min-width: 72px; background: var(--success); color: #fff; }
.osk-key.enter-key:hover { background: var(--success-hover); }

/* ── Word list ──────────────────────────────────────────────────────────── */

.word-list { list-style: none; }
.word-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.6rem;
    background: var(--surface2);
    border-radius: 6px;
    margin-bottom: 4px;
    font-size: 0.95rem;
}
.word-item .word-text { flex: 1; font-weight: 500; text-transform: capitalize; }
.word-item .word-actions { display: flex; gap: 0.3rem; }
.word-dots { display: flex; gap: 3px; }

/* ── Evaluation ─────────────────────────────────────────────────────────── */

.eval-competitor-btns {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.eval-word-group { margin-bottom: 1rem; }
.eval-word-group-header {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 0.4rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.eval-word-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 0.6rem;
    background: var(--surface2);
    border-radius: 6px;
    margin-bottom: 3px;
    transition: opacity 0.2s;
}

.eval-word-item.invalid { opacity: 0.4; text-decoration: line-through; }
.eval-word-item .word-text { flex: 1; font-weight: 500; text-transform: capitalize; }

/* ── Results / Score table ──────────────────────────────────────────────── */

.score-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95rem;
}
.score-table th {
    text-align: left;
    padding: 0.5rem 0.6rem;
    background: var(--surface2);
    border-bottom: 2px solid var(--border);
    font-weight: 600;
    color: var(--text-muted);
    font-size: 0.85rem;
}
.score-table td {
    padding: 0.5rem 0.6rem;
    border-bottom: 1px solid var(--border);
}
.score-table tr:last-child td { border-bottom: none; }
.score-table .rank { font-weight: 700; color: var(--primary); }
.score-table .you { background: rgba(108,142,191,0.1); }

/* ── Countdown timer ────────────────────────────────────────────────────── */

.timer {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 1.2rem;
    font-weight: 700;
    padding: 0.3rem 0.8rem;
    border-radius: 6px;
    background: var(--surface2);
    border: 1px solid var(--border);
}
.timer.urgent { color: var(--danger); border-color: var(--danger); animation: pulse 1s ease-in-out infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.6; } }

/* ── Lobby / home page ──────────────────────────────────────────────────── */

.game-list { list-style: none; }
.game-list li {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    background: var(--surface2);
    border-radius: 8px;
    margin-bottom: 0.5rem;
    border: 1px solid var(--border);
}

.game-list .game-name { font-weight: 600; }
.game-list .game-meta { font-size: 0.85rem; color: var(--text-muted); }

/* ── Admin ──────────────────────────────────────────────────────────────── */

.admin-table { width: 100%; border-collapse: collapse; }
.admin-table th, .admin-table td { padding: 0.5rem 0.6rem; border-bottom: 1px solid var(--border); text-align: left; }
.admin-table th { background: var(--surface2); color: var(--text-muted); font-size: 0.85rem; }
.admin-table tr:hover td { background: rgba(255,255,255,0.03); }

.sort-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    padding: 0;
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
}
.sort-btn:hover { color: var(--text); }
.sort-btn.active { color: var(--primary); }

/* ── Utility ────────────────────────────────────────────────────────────── */

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.text-muted { color: var(--text-muted); }
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-danger { color: var(--danger); }
.text-success { color: var(--success); }
.flex { display: flex; }
.flex-wrap { flex-wrap: wrap; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.align-center { align-items: center; }
.justify-between { justify-content: space-between; }
.w-100 { width: 100%; }
.d-none { display: none; }
.bold { font-weight: 700; }
.small { font-size: 0.85rem; }

/* ── Round header bar ───────────────────────────────────────────────────── */

.round-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.6rem 1rem;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    margin-bottom: 0.75rem;
}

.sort-toggle {
    display: flex;
    gap: 0.4rem;
    margin-bottom: 0.5rem;
}

/* ── Zone hint ──────────────────────────────────────────────────────────── */
.zone-hint {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9rem;
    padding: 0.5rem;
    font-style: italic;
}

/* ── Loading spinner ────────────────────────────────────────────────────── */
.spinner {
    display: inline-block;
    width: 1.2rem;
    height: 1.2rem;
    border: 2px solid var(--border);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Confirm dialog ─────────────────────────────────────────────────────── */
.confirm-inline {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.85rem;
}