:root {
    --bg: #f5f5f5;
    --surface: #ffffff;
    --surface-alt: #f9fafb;
    --surface-muted: #fafafa;
    --surface-shaded: #f3f4f6;
    --text: #333333;
    --text-secondary: #6b7280;
    --text-muted: #9ca3af;
    --border: #d1d5db;
    --border-soft: #e5e7eb;
    --shadow: rgba(0,0,0,0.08);
    --shadow-strong: rgba(0,0,0,0.2);
    --shadow-popover: rgba(0,0,0,0.25);
    --shadow-modal: rgba(0,0,0,0.5);
    --color-dot-border: rgba(0,0,0,0.2);

    --link: #2563eb;
    --link-hover: #1d4ed8;
    --header-title: #1e40af;
    --header-border: #2563eb;

    --btn-primary: #2563eb;
    --btn-primary-hover: #1d4ed8;
    --btn-secondary: #6b7280;
    --btn-secondary-hover: #4b5563;
    --btn-success: #16a34a;
    --btn-success-hover: #15803d;
    --btn-danger: #dc2626;
    --btn-danger-hover: #b91c1c;
    --btn-text: #ffffff;

    --success: #16a34a;
    --success-bg: #dcfce7;
    --success-bg-soft: #f0fdf4;
    --success-border: #bbf7d0;
    --success-text: #166534;

    --danger: #dc2626;
    --danger-bg: #fef2f2;
    --danger-bg-strong: #fee2e2;
    --danger-border: #fecaca;
    --danger-text: #991b1b;
    --danger-text-strong: #b91c1c;
    --danger-input-border: #ef4444;

    --warning-bg: #fef9c3;
    --warning-text: #92400e;

    --popover-bg: #1f2937;
    --popover-text: #ffffff;
    --badge-number-bg: #1f2937;
    --badge-number-text: #ffffff;

    --badge-default-bg: #f3f4f6;
    --badge-default-text: #6b7280;

    --swatch-border: #d1d5db;
    --swatch-checked-border: #111111;
    --swatch-checked-inset: #ffffff;

    --dragging-bg: #eef2ff;
}

[data-theme="dark"] {
    --bg: #0f172a;
    --surface: #1e293b;
    --surface-alt: #273548;
    --surface-muted: #1a2232;
    --surface-shaded: #2d3a52;
    --text: #e5e7eb;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    --border: #475569;
    --border-soft: #334155;
    --shadow: rgba(0,0,0,0.4);
    --shadow-strong: rgba(0,0,0,0.6);
    --shadow-popover: rgba(0,0,0,0.6);
    --shadow-modal: rgba(0,0,0,0.7);
    --color-dot-border: rgba(255,255,255,0.25);

    --link: #60a5fa;
    --link-hover: #93c5fd;
    --header-title: #93c5fd;
    --header-border: #3b82f6;

    --btn-primary: #2563eb;
    --btn-primary-hover: #3b82f6;
    --btn-secondary: #475569;
    --btn-secondary-hover: #64748b;
    --btn-success: #16a34a;
    --btn-success-hover: #22c55e;
    --btn-danger: #dc2626;
    --btn-danger-hover: #ef4444;
    --btn-text: #ffffff;

    --success: #22c55e;
    --success-bg: #14532d;
    --success-bg-soft: #052e16;
    --success-border: #166534;
    --success-text: #bbf7d0;

    --danger: #ef4444;
    --danger-bg: #450a0a;
    --danger-bg-strong: #5b0e0e;
    --danger-border: #7f1d1d;
    --danger-text: #fecaca;
    --danger-text-strong: #f87171;
    --danger-input-border: #ef4444;

    --warning-bg: #a16207;
    --warning-text: #fef9c3;

    --popover-bg: #0b1220;
    --popover-text: #f1f5f9;
    --badge-number-bg: #475569;
    --badge-number-text: #f1f5f9;

    --badge-default-bg: #334155;
    --badge-default-text: #cbd5e1;

    --swatch-border: #475569;
    --swatch-checked-border: #f1f5f9;
    --swatch-checked-inset: #0f172a;

    --dragging-bg: #1e3a8a;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background: var(--bg); color: var(--text); line-height: 1.5; font-size: 15px;
}
a { color: var(--link); text-decoration: none; }
a:hover { text-decoration: underline; color: var(--link-hover); }

.container { max-width: 1100px; margin: 0 auto; padding: 12px; }

header {
    display: flex; justify-content: space-between; align-items: center;
    padding: 12px 0; border-bottom: 2px solid var(--header-border); margin-bottom: 16px;
    flex-wrap: wrap; gap: 8px;
}
header h1 { font-size: 1.25rem; }
header h1 a { color: var(--header-title); }
nav { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.lang-form select {
    padding: 4px 8px; border-radius: 6px; border: 1px solid var(--border);
    background: var(--surface); color: var(--text); font-family: inherit;
}
.theme-form { display: inline; }
.theme-toggle {
    padding: 4px 10px; border-radius: 6px; border: 1px solid var(--border);
    background: var(--surface); color: var(--text); cursor: pointer;
    font-family: inherit; font-size: 0.85rem;
}
.theme-toggle:hover { background: var(--surface-alt); }
.theme-label-dark { display: none; }
[data-theme="dark"] .theme-label-light { display: none; }
[data-theme="dark"] .theme-label-dark { display: inline; }

h2 { font-size: 1.3rem; margin-bottom: 12px; }
h3 { font-size: 1.05rem; margin-bottom: 10px; }

.card {
    background: var(--surface); border-radius: 10px; padding: 16px;
    margin-bottom: 14px; box-shadow: 0 1px 4px var(--shadow);
}

.btn {
    display: inline-block; padding: 8px 14px; border: none; border-radius: 6px;
    font-size: 0.9rem; cursor: pointer; text-decoration: none; text-align: center;
    transition: background 0.15s; font-family: inherit;
}
.btn-primary { background: var(--btn-primary); color: var(--btn-text); }
.btn-primary:hover { background: var(--btn-primary-hover); }
.btn-secondary { background: var(--btn-secondary); color: var(--btn-text); }
.btn-secondary:hover { background: var(--btn-secondary-hover); }
.btn-success { background: var(--btn-success); color: var(--btn-text); }
.btn-success:hover { background: var(--btn-success-hover); }
.btn-danger { background: var(--btn-danger); color: var(--btn-text); }
.btn-danger:hover { background: var(--btn-danger-hover); }
.btn-small { padding: 4px 10px; font-size: 0.8rem; }
.btn-icon { padding: 4px 10px; font-size: 1rem; line-height: 1; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.badge { display: inline-block; padding: 3px 10px; border-radius: 12px;
    font-size: 0.78rem; font-weight: 600; margin-left: 8px; }
.badge-success { background: var(--success-bg); color: var(--success-text); }
.badge-default { background: var(--badge-default-bg); color: var(--badge-default-text); }

.form-group { margin-bottom: 12px; }
.form-group label { display: block; margin-bottom: 4px; font-weight: 600; font-size: 0.85rem; }
.form-group input, .form-group select {
    width: 100%; padding: 8px 12px; border: 1px solid var(--border);
    border-radius: 6px; font-size: 0.95rem;
    background: var(--surface); color: var(--text); font-family: inherit;
}
.inline-form { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin-top: 8px; }
.inline-form input {
    padding: 6px 10px; border: 1px solid var(--border); border-radius: 6px;
    background: var(--surface); color: var(--text); font-family: inherit;
}

.login-form {
    max-width: 400px; margin: 40px auto; background: var(--surface);
    padding: 24px; border-radius: 10px; box-shadow: 0 2px 8px var(--shadow-strong);
}

.error {
    background: var(--danger-bg); color: var(--danger); border: 1px solid var(--danger-border);
    padding: 8px 14px; border-radius: 6px; margin-bottom: 12px; font-size: 0.9rem;
}
.success-message {
    background: var(--success-bg); color: var(--success-text); border: 1px solid var(--success-border);
    padding: 10px 14px; border-radius: 6px; margin-bottom: 12px;
}
.error-message {
    background: var(--danger-bg-strong); color: var(--danger-text); border: 1px solid var(--danger-border);
    padding: 10px 14px; border-radius: 6px; margin-bottom: 12px;
}
.empty { color: var(--text-muted); font-style: italic; padding: 16px 0; text-align: center; }
.hint { color: var(--text-secondary); font-size: 0.85rem; margin: 6px 0; }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border-soft); font-size: 0.9rem; }
th { font-weight: 600; color: var(--text-secondary); font-size: 0.78rem; text-transform: uppercase; }

/* Tournament list */
.tournaments-list { background: var(--surface); border-radius: 10px;
    box-shadow: 0 1px 4px var(--shadow); overflow: hidden; }
.tournament-row {
    display: flex; justify-content: space-between; align-items: center;
    padding: 12px 16px; border-bottom: 1px solid var(--border-soft); gap: 12px; flex-wrap: wrap;
}
.tournament-row:last-child { border-bottom: none; }
.tournament-name { font-weight: 600; }
.tournament-date { color: var(--text-secondary); font-size: 0.85rem; }
.tournament-actions { display: flex; gap: 6px; flex-wrap: wrap; }

/* Editor panels */
.editor-panels { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-bottom: 14px; }
.panel { background: var(--surface); border-radius: 10px; padding: 14px; box-shadow: 0 1px 4px var(--shadow); }
.panel h3 { margin-bottom: 10px; padding-bottom: 6px; border-bottom: 2px solid var(--border-soft); }
.lineup-panel h3 { border-bottom-color: var(--header-border); }
.candidates-panel h3 { border-bottom-color: var(--success); }

.player-card {
    display: flex; justify-content: space-between; align-items: center;
    padding: 6px 10px; margin-bottom: 4px; background: var(--surface-alt);
    border-radius: 6px; border: 1px solid var(--border-soft);
}
.player-info { font-size: 0.85rem; }

.search-result {
    display: flex; justify-content: space-between; align-items: center;
    padding: 6px 10px; margin-bottom: 2px; background: var(--success-bg-soft);
    border: 1px solid var(--success-border); border-radius: 6px; font-size: 0.85rem;
}
.search-empty { color: var(--text-muted); font-size: 0.85rem; padding: 4px 0; }

.color-dot { display: inline-block; width: 12px; height: 12px; border-radius: 50%; vertical-align: middle; margin-right: 4px; border: 1px solid var(--color-dot-border); }

.badge-base {
    display: inline-block; background: var(--success); color: var(--btn-text);
    font-size: 0.7rem; font-weight: 700; padding: 1px 6px;
    border-radius: 10px; margin-left: 4px; vertical-align: middle;
}
.candidates-list { max-height: 60vh; overflow-y: auto; margin-bottom: 10px; padding-right: 4px; }

.color-swatches { display: flex; flex-wrap: wrap; gap: 4px; max-width: 240px; }
.swatch {
    display: inline-block; width: 20px; height: 20px; border-radius: 4px;
    cursor: pointer; border: 2px solid var(--swatch-border); box-sizing: border-box;
    position: relative;
}
.swatch input[type=radio] {
    position: absolute; opacity: 0; width: 100%; height: 100%; margin: 0; cursor: pointer;
}
.swatch:has(input:checked) { border-color: var(--swatch-checked-border); box-shadow: 0 0 0 2px var(--swatch-checked-inset) inset; }

.actions-row { display: flex; gap: 8px; margin-bottom: 14px; flex-wrap: wrap; }

/* Results table */
.results-tables .round-table { margin-bottom: 16px; background: var(--surface);
    border-radius: 10px; padding: 12px; box-shadow: 0 1px 4px var(--shadow); }
.results-tables h4 { margin-bottom: 8px; font-size: 0.95rem; }
.table-scroll { overflow-x: auto; }
.results-table { font-size: 0.82rem; min-width: 100%; }
.results-table th, .results-table td { padding: 4px 6px; text-align: center; min-width: 22px; }
.results-table th:first-child, .results-table td:first-child { text-align: left; min-width: 100px; }
.cell-plus { background: var(--success-bg); color: var(--success-text); font-weight: 700; }
.cell-minus { background: var(--danger-bg); color: var(--danger-text-strong); font-weight: 700; }
.cell-question { background: var(--warning-bg); color: var(--warning-text); font-weight: 700; cursor: pointer; }

#ctrl-popover {
    position: absolute; display: none;
    background: var(--popover-bg); color: var(--popover-text);
    padding: 6px 10px; border-radius: 6px;
    font-size: 0.85rem; max-width: 280px;
    z-index: 1000; box-shadow: 0 4px 12px var(--shadow-popover);
    white-space: pre-wrap;
}

#copy-toast {
    display: none; position: fixed; bottom: 20px; right: 20px;
    background: var(--success); color: var(--btn-text);
    padding: 10px 16px; border-radius: 8px; font-size: 0.9rem;
    box-shadow: 0 4px 12px var(--shadow-strong); z-index: 1001;
}
.row-new td { background: var(--warning-bg) !important; }
.invite-url { font-size: 0.78rem; word-break: break-all; }
.cell-empty { background: var(--surface-muted); }
.cell-total { font-weight: 700; background: var(--surface-shaded); }

/* Game mode */
.game-current .game-nav {
    display: flex; align-items: center; gap: 10px; margin-bottom: 12px;
    justify-content: space-between; flex-wrap: wrap;
}
.q-label { font-weight: 600; }
.game-nav-extras { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; margin-bottom: 12px; }
.input-q {
    width: 70px; padding: 6px 8px; border: 1px solid var(--border); border-radius: 6px; font-size: 0.9rem;
    background: var(--surface); color: var(--text); font-family: inherit;
}
.solver-grid { display: grid; grid-template-columns: 1fr; gap: 6px; margin-bottom: 14px; }
.solver-cell {
    display: flex; align-items: center; gap: 8px; padding: 8px 10px;
    background: var(--surface-alt); border-radius: 6px; border: 1px solid var(--border-soft);
    cursor: pointer; font-size: 0.9rem;
}
.solver-cell input[type=checkbox] { width: 22px; height: 22px; }
.solver-cell .solver-name { flex: 1; }
.solver-cell .ctrl-toggle { margin-left: auto; }
.controversial-row { padding: 0 10px 6px; display: flex; gap: 6px; align-items: center; }

/* Init form: identifier mode toggle and color/number column visibility. */
.identifier-mode { display: flex; gap: 16px; margin-bottom: 12px; font-size: 0.95rem; }
.identifier-mode label { display: flex; align-items: center; gap: 6px; cursor: pointer; }
form.mode-color .col-number { display: none; }
form.mode-number .col-color { display: none; }
.team-number-input {
    width: 64px; padding: 6px 8px; border: 1px solid var(--border); border-radius: 6px; font-size: 0.95rem;
    background: var(--surface); color: var(--text); font-family: inherit;
}
.team-number-input.input-error { border-color: var(--danger-input-border); background: var(--danger-bg-strong); color: var(--danger-text); }
.team-number-badge {
    display: inline-block; min-width: 28px; padding: 2px 6px; text-align: center;
    background: var(--badge-number-bg); color: var(--badge-number-text); border-radius: 6px; font-weight: 600; font-size: 0.85rem;
    margin-right: 4px;
}

.modal-backdrop {
    position: fixed; inset: 0; background: var(--shadow-modal);
    display: flex; align-items: center; justify-content: center; z-index: 1000;
}
.modal {
    background: var(--surface); color: var(--text); border-radius: 10px; padding: 20px; max-width: 420px; width: calc(100% - 32px);
    box-shadow: 0 8px 24px var(--shadow-strong);
}
.modal p { margin-bottom: 16px; }
.modal .btn { margin-right: 8px; }
.controversial-row input[type=text] {
    flex: 1; padding: 6px 10px; border: 1px solid var(--border); border-radius: 6px; font-size: 0.85rem;
    background: var(--surface); color: var(--text); font-family: inherit;
}
.controversial-row .ctrl-clear { flex-shrink: 0; }

.rename-btn { background: none; border: none; cursor: pointer; padding: 0 4px; font-size: 0.85rem; color: inherit; }
.drag-handle { cursor: grab; user-select: none; color: var(--text-muted); width: 24px; text-align: center; }
.drag-handle:active { cursor: grabbing; }
tr.dragging { opacity: 0.5; background: var(--dragging-bg); }

.grand-totals-header { display: flex; align-items: center; gap: 14px; margin-bottom: 8px; flex-wrap: wrap; }
.show-ctrl-toggle { display: inline-flex; align-items: center; gap: 6px; font-size: 0.85rem; color: var(--text-secondary); cursor: pointer; }
.ctrl-count { font-size: 0.75em; color: var(--text-secondary); margin-left: 1px; }
.hide-ctrl .ctrl-count { display: none; }
.rename-form { display: inline; }
.rename-form input[name=name] {
    padding: 4px 8px; border: 1px solid var(--border); border-radius: 6px; font-size: 0.9rem; width: 200px;
    background: var(--surface); color: var(--text); font-family: inherit;
}

.add-team-search input {
    width: 100%; padding: 8px 12px; border: 1px solid var(--border); border-radius: 6px;
    background: var(--surface); color: var(--text); font-family: inherit;
}
#team-search-results, #player-search-results { margin-top: 6px; }

@media (max-width: 720px) {
    .editor-panels { grid-template-columns: 1fr; }
    header { padding: 8px 0; }
    .container { padding: 8px; }
    h2 { font-size: 1.1rem; }
}

/* ---- landing page ---- */
.landing-hero {
    padding: 24px 0 8px;
    text-align: center;
}
.landing-hero h2 { margin: 0 0 8px; }
.landing-hero .lead {
    font-size: 1.1rem;
    max-width: 640px;
    margin: 0 auto;
    opacity: 0.85;
}
.landing-feature-list {
    list-style: disc;
    padding-left: 1.2em;
    margin: 8px 0 0;
}
.landing-feature-list li { margin: 6px 0; line-height: 1.4; }
.landing-shots {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 16px;
    margin-top: 12px;
}
.landing-shot { margin: 0; }
.landing-shot img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 4px;
    border: 1px solid var(--border, #ddd);
    box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}
.landing-shot figcaption {
    font-size: 0.9rem;
    text-align: center;
    margin-top: 6px;
    opacity: 0.75;
}
.landing-venue-list { padding-left: 1.2em; }
.landing-venue-list li { margin: 4px 0; }
.muted { opacity: 0.65; font-size: 0.9rem; }