/* ═══════════════════════════════════════════════════════════════════════════════
   POLLING & DECISION MAKER — style.css
   12-Section Architecture
   ═══════════════════════════════════════════════════════════════════════════════ */

/* ─── 1. CSS Custom Properties ─────────────────────────────────────────────── */
:root {
    /* Colors — Light theme */
    --color-bg: #f5f5f5;
    --color-surface: #ffffff;
    --color-text: #1a1a1a;
    --color-text-secondary: #555555;
    --color-border: #d0d0d0;
    --color-primary: #1a73e8;
    --color-primary-hover: #1557b0;
    --color-primary-text: #ffffff;
    --color-secondary: #e8e8e8;
    --color-secondary-hover: #d0d0d0;
    --color-accent: #ffdd00;
    --color-accent-hover: #e6c700;
    --color-accent-text: #1a1a1a;
    --color-success: #2e7d32;
    --color-danger: #c62828;
    --color-danger-hover: #a11b1b;
    --color-bar: #1a73e8;
    --color-bar-alt: #34a853;
    --color-bar-bg: #e0e0e0;
    --color-slot-yes: #c8e6c9;
    --color-slot-no: #ffcdd2;
    --color-eliminated: #ef9a9a;
    --color-winner: #2e7d32;
    --color-badge: #ffdd00;
    --color-badge-text: #1a1a1a;

    /* Sizing */
    --max-width: 900px;
    --header-height: 56px;
    --border-radius: 6px;
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
    --shadow-md: 0 2px 8px rgba(0,0,0,0.12);
    --shadow-lg: 0 4px 16px rgba(0,0,0,0.16);

    /* Typography */
    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    --font-mono: 'SF Mono', 'Fira Code', 'Fira Mono', 'Roboto Mono', monospace;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.5rem;
    --font-size-2xl: 2rem;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
}

/* Dark theme */
[data-theme="dark"],
@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) {
        --color-bg: #121212;
        --color-surface: #1e1e1e;
        --color-text: #e0e0e0;
        --color-text-secondary: #aaaaaa;
        --color-border: #333333;
        --color-primary: #64b5f6;
        --color-primary-hover: #42a5f5;
        --color-primary-text: #1a1a1a;
        --color-secondary: #333333;
        --color-secondary-hover: #444444;
        --color-accent: #ffdd00;
        --color-accent-hover: #e6c700;
        --color-accent-text: #1a1a1a;
        --color-bar: #64b5f6;
        --color-bar-alt: #81c784;
        --color-bar-bg: #333333;
        --color-slot-yes: #1b5e20;
        --color-slot-no: #4e342e;
        --color-eliminated: #4e342e;
        --color-winner: #81c784;
        --color-badge: #ffdd00;
        --color-badge-text: #1a1a1a;
        --shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
        --shadow-md: 0 2px 8px rgba(0,0,0,0.4);
        --shadow-lg: 0 4px 16px rgba(0,0,0,0.5);
    }
}

/* Manual dark theme toggle (html.theme-dark class) */
html.theme-dark {
    --color-bg: #121212;
    --color-surface: #1e1e1e;
    --color-text: #e0e0e0;
    --color-text-secondary: #aaaaaa;
    --color-border: #333333;
    --color-primary: #64b5f6;
    --color-primary-hover: #42a5f5;
    --color-primary-text: #1a1a1a;
    --color-secondary: #333333;
    --color-secondary-hover: #444444;
    --color-accent: #ffdd00;
    --color-accent-hover: #e6c700;
    --color-accent-text: #1a1a1a;
    --color-bar: #64b5f6;
    --color-bar-alt: #81c784;
    --color-bar-bg: #333333;
    --color-slot-yes: #1b5e20;
    --color-slot-no: #4e342e;
    --color-eliminated: #4e342e;
    --color-winner: #81c784;
    --color-badge: #ffdd00;
    --color-badge-text: #1a1a1a;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
    --shadow-md: 0 2px 8px rgba(0,0,0,0.4);
    --shadow-lg: 0 4px 16px rgba(0,0,0,0.5);
}

/* Explicit dark theme */
[data-theme="dark"] {
    --color-bg: #121212;
    --color-surface: #1e1e1e;
    --color-text: #e0e0e0;
    --color-text-secondary: #aaaaaa;
    --color-border: #333333;
    --color-primary: #64b5f6;
    --color-primary-hover: #42a5f5;
    --color-primary-text: #1a1a1a;
    --color-secondary: #333333;
    --color-secondary-hover: #444444;
    --color-accent: #ffdd00;
    --color-accent-hover: #e6c700;
    --color-accent-text: #1a1a1a;
    --color-bar: #64b5f6;
    --color-bar-alt: #81c784;
    --color-bar-bg: #333333;
    --color-slot-yes: #1b5e20;
    --color-slot-no: #4e342e;
    --color-eliminated: #4e342e;
    --color-winner: #81c784;
    --color-badge: #ffdd00;
    --color-badge-text: #1a1a1a;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
    --shadow-md: 0 2px 8px rgba(0,0,0,0.4);
    --shadow-lg: 0 4px 16px rgba(0,0,0,0.5);
}

/* ─── 2. Reset & Base ──────────────────────────────────────────────────────── */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

img, svg {
    max-width: 100%;
    height: auto;
    display: block;
}

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

a:hover,
a:focus {
    text-decoration: underline;
}

button {
    cursor: pointer;
    font-family: inherit;
    font-size: inherit;
    border: none;
    background: none;
}

input, select, textarea {
    font-family: inherit;
    font-size: inherit;
}

ul, ol {
    list-style: none;
}

/* ─── 3. Typography ────────────────────────────────────────────────────────── */
h1 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    line-height: 1.2;
}

h2 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: var(--spacing-md);
}

h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

h4 {
    font-size: var(--font-size-base);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

small {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

/* ─── 4. Layout / Container ────────────────────────────────────────────────── */
.site-header,
.banner,
.main-content,
.legal-footer {
    width: 100%;
}

.main-content {
    flex: 1;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--spacing-lg) var(--spacing-md);
    width: 100%;
}

.section {
    margin-bottom: var(--spacing-xl);
}

/* ─── 5. Header ────────────────────────────────────────────────────────────── */
.site-header {
    background-color: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

.header-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    height: var(--header-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
}

.header-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-text);
    font-weight: 700;
    font-size: var(--font-size-lg);
    text-decoration: none;
}

.header-logo:hover {
    text-decoration: none;
}

.header-logo img {
    width: 32px;
    height: 32px;
}

.header-nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
}

.nav-sep {
    color: var(--color-text-secondary);
}

.nav-link {
    color: var(--color-text-secondary);
    text-decoration: none;
}

.nav-link:hover {
    color: var(--color-text);
}

.nav-link.active {
    color: var(--color-primary);
    font-weight: 600;
}

.header-controls {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.lang-switcher {
    display: flex;
    gap: var(--spacing-xs);
}

.theme-toggle {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 1px solid var(--color-border);
    background: var(--color-surface);
    display: grid;
    place-items: center;
    font-size: 1.1rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.lang-btn {
    padding: 4px 10px;
    border-radius: var(--border-radius);
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--color-text-secondary);
    border: 1px solid var(--color-border);
    background: var(--color-surface);
    transition: all var(--transition-fast);
}

.lang-btn:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.lang-btn.active {
    background: var(--color-primary);
    color: var(--color-primary-text);
    border-color: var(--color-primary);
}

/* ─── 6. Banner ────────────────────────────────────────────────────────────── */
.banner {
    background-color: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    padding: var(--spacing-xl) var(--spacing-md);
    text-align: center;
}

.banner-inner {
    max-width: var(--max-width);
    margin: 0 auto;
}

.banner h1 {
    margin-bottom: var(--spacing-sm);
}

.banner p {
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto var(--spacing-md);
}

.banner-cta {
    display: inline-block;
    padding: 10px 24px;
    background-color: var(--color-primary);
    color: var(--color-primary-text);
    border-radius: var(--border-radius);
    font-weight: 600;
    text-decoration: none;
    transition: background-color var(--transition-fast);
}

.banner-cta:hover {
    background-color: var(--color-primary-hover);
    text-decoration: none;
}

/* ─── 7. Main Content / Forms ──────────────────────────────────────────────── */

/* Poll Type Tabs */
.poll-type-tabs {
    display: flex;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-lg);
    border-bottom: 2px solid var(--color-border);
    padding-bottom: 0;
}

.type-tab {
    padding: var(--spacing-sm) var(--spacing-md);
    font-weight: 600;
    color: var(--color-text-secondary);
    border-bottom: 3px solid transparent;
    margin-bottom: -2px;
    transition: all var(--transition-fast);
    border-radius: var(--border-radius) var(--border-radius) 0 0;
}

.type-tab:hover {
    color: var(--color-primary);
    background-color: var(--color-secondary);
}

.type-tab.active {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
    background-color: var(--color-secondary);
}

/* Form Styles */
.poll-form,
.vote-form,
.enter-poll-form {
    background-color: var(--color-surface);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text);
}

input[type="text"],
input[type="date"],
input[type="datetime-local"],
input[type="email"],
textarea,
select {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    background-color: var(--color-surface);
    color: var(--color-text);
    transition: border-color var(--transition-fast);
}

input[type="text"]:focus,
input[type="date"]:focus,
input[type="datetime-local"]:focus,
textarea:focus,
select:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: -1px;
    border-color: var(--color-primary);
}

.form-row {
    display: flex;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

/* Options List */
.options-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.option-row {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
}

.option-row input {
    flex: 1;
}

.btn-remove-option {
    padding: 8px 12px;
    background-color: var(--color-danger);
    color: #ffffff;
    border-radius: var(--border-radius);
    font-size: var(--font-size-sm);
    transition: background-color var(--transition-fast);
    white-space: nowrap;
}

.btn-remove-option:hover {
    background-color: var(--color-danger-hover);
}

.btn-add-option {
    display: inline-block;
    padding: 8px 16px;
    background-color: var(--color-secondary);
    color: var(--color-text);
    border-radius: var(--border-radius);
    font-weight: 600;
    transition: background-color var(--transition-fast);
}

.btn-add-option:hover {
    background-color: var(--color-secondary-hover);
}

/* Toggle Labels */
.toggle-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
    font-weight: normal;
}

.toggle-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--color-primary);
    cursor: pointer;
}

/* Schedule Fields */
.schedule-fields {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.schedule-date {
    flex: 1;
}

.schedule-date label {
    display: block;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.schedule-timeslots {
    margin-top: var(--spacing-md);
}

.timeslot-checks {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.timeslot-check {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    cursor: pointer;
    font-weight: normal;
}

.timeslot-check input {
    width: 18px;
    height: 18px;
    accent-color: var(--color-primary);
    cursor: pointer;
}

/* Buttons */
.btn-primary {
    display: inline-block;
    padding: 12px 24px;
    background-color: var(--color-primary);
    color: var(--color-primary-text);
    border-radius: var(--border-radius);
    font-weight: 600;
    font-size: var(--font-size-base);
    transition: background-color var(--transition-fast);
    border: none;
}

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

.btn-primary:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

.btn-secondary {
    display: inline-block;
    padding: 10px 20px;
    background-color: var(--color-secondary);
    color: var(--color-text);
    border-radius: var(--border-radius);
    font-weight: 600;
    transition: background-color var(--transition-fast);
    border: none;
}

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

.btn-back {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 8px 16px;
    background-color: var(--color-secondary);
    color: var(--color-text);
    border-radius: var(--border-radius);
    font-weight: 600;
    text-decoration: none;
    transition: background-color var(--transition-fast);
    margin-bottom: var(--spacing-md);
}

.btn-back:hover {
    background-color: var(--color-secondary-hover);
    text-decoration: none;
}

/* Enter Poll */
.enter-poll-form {
    display: flex;
    gap: var(--spacing-sm);
    align-items: flex-end;
}

.enter-poll-input {
    flex: 1;
}

.enter-poll-form h3 {
    margin-bottom: var(--spacing-sm);
    width: 100%;
}

/* ─── 8. Poll View / Results ───────────────────────────────────────────────── */

/* Poll View Header */
.poll-view-header {
    margin-bottom: var(--spacing-lg);
}

.poll-type-badge {
    display: inline-block;
    padding: 4px 12px;
    background-color: var(--color-primary);
    color: var(--color-primary-text);
    border-radius: 12px;
    font-size: var(--font-size-sm);
    font-weight: 600;
    margin-left: var(--spacing-sm);
}

/* Voting Area */
.voting-area {
    margin-bottom: var(--spacing-lg);
}

.vote-options {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.vote-option {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.vote-option:hover {
    border-color: var(--color-primary);
    background-color: var(--color-secondary);
}

.vote-option input {
    width: 18px;
    height: 18px;
    accent-color: var(--color-primary);
    cursor: pointer;
}

/* Ranked Choice Voting */
.vote-ranked {
    margin-bottom: var(--spacing-md);
}

.ranked-instructions {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-sm);
}

.ranked-list {
    list-style: none;
    padding: 0;
    margin-bottom: var(--spacing-md);
}

.ranked-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-xs);
    cursor: grab;
    transition: all var(--transition-fast);
    user-select: none;
}

.ranked-item:active {
    cursor: grabbing;
}

.ranked-item:hover {
    border-color: var(--color-primary);
}

.ranked-item.dragging {
    opacity: 0.5;
    border-color: var(--color-primary);
    box-shadow: var(--shadow-md);
}

.rank-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    background-color: var(--color-primary);
    color: var(--color-primary-text);
    border-radius: 50%;
    font-weight: 700;
    font-size: var(--font-size-sm);
    flex-shrink: 0;
}

.rank-text {
    flex: 1;
}

/* Schedule Vote Grid */
.vote-schedule {
    margin-bottom: var(--spacing-md);
}

.schedule-grid-vote {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--spacing-sm);
}

.schedule-slot-vote {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.schedule-slot-vote:hover {
    border-color: var(--color-primary);
}

.schedule-slot-vote input {
    width: 18px;
    height: 18px;
    accent-color: var(--color-primary);
    cursor: pointer;
}

/* Already Voted */
.already-voted {
    text-align: center;
    padding: var(--spacing-lg);
}

.voted-badge {
    display: inline-block;
    padding: 6px 16px;
    background-color: var(--color-badge);
    color: var(--color-badge-text);
    border-radius: 12px;
    font-weight: 700;
    font-size: var(--font-size-sm);
}

/* Results Area */
.results-area {
    background-color: var(--color-surface);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--spacing-lg);
}

.results-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.results-meta .voted-badge {
    font-size: var(--font-size-xs);
    padding: 3px 10px;
}

.loading-text,
.no-votes {
    text-align: center;
    color: var(--color-text-secondary);
    padding: var(--spacing-lg);
}

/* Bar Chart */
.bar-chart {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.bar-row {
    display: grid;
    grid-template-columns: 1fr 2fr 80px;
    gap: var(--spacing-sm);
    align-items: center;
}

.bar-label {
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-align: right;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.bar-track {
    height: 28px;
    background-color: var(--color-bar-bg);
    border-radius: var(--border-radius);
    overflow: hidden;
    position: relative;
}

.bar-fill {
    height: 100%;
    background-color: var(--color-bar);
    border-radius: var(--border-radius);
    transition: width var(--transition-normal);
    min-width: 2px;
}

.bar-row:nth-child(even) .bar-fill {
    background-color: var(--color-bar-alt);
}

.bar-count {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    text-align: left;
}

.bar-row.eliminated {
    opacity: 0.5;
}

.bar-row.eliminated .bar-label {
    text-decoration: line-through;
}

.bar-row.eliminated .bar-fill {
    background-color: var(--color-eliminated);
}

/* Winner Banner */
.winner-banner {
    padding: var(--spacing-md);
    background-color: var(--color-winner);
    color: #ffffff;
    border-radius: var(--border-radius);
    font-weight: 700;
    font-size: var(--font-size-lg);
    text-align: center;
    margin-bottom: var(--spacing-md);
}

/* Round Cards */
.round-card {
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-md);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    background-color: var(--color-surface);
}

.round-card h4 {
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-secondary);
}

/* Schedule Results Table */
.schedule-results {
    overflow-x: auto;
}

.schedule-table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--font-size-sm);
}

.schedule-table th,
.schedule-table td {
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--color-border);
    text-align: center;
}

.schedule-table th {
    background-color: var(--color-secondary);
    font-weight: 600;
    position: sticky;
    top: 0;
}

.schedule-table .slot-name {
    text-align: left;
    font-weight: 600;
    white-space: nowrap;
}

.slot-cell {
    min-width: 60px;
}

.slot-available {
    background-color: var(--color-slot-yes);
}

.slot-unavailable {
    background-color: var(--color-slot-no);
}

.slot-count {
    font-weight: 700;
}

.best-slot {
    background-color: var(--color-slot-yes);
}

/* Share Area */
.share-area {
    background-color: var(--color-surface);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--spacing-lg);
}

.share-row {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.share-link-input {
    flex: 1;
    padding: 10px 12px;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    background-color: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-mono);
    font-size: var(--font-size-sm);
}

.qr-section {
    margin-top: var(--spacing-md);
}

.qr-container {
    display: inline-block;
    padding: var(--spacing-md);
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius);
    background-color: #ffffff;
    margin-top: var(--spacing-sm);
}

.qr-container svg {
    display: block;
}

/* ─── 9. Modal ─────────────────────────────────────────────────────────────── */
.modal-overlay {
    position: fixed;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
}

.modal-container {
    background-color: var(--color-surface);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    max-width: 600px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
}

.modal-close {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xl);
    color: var(--color-text-secondary);
    border-radius: 50%;
    transition: all var(--transition-fast);
    z-index: 1;
    background: var(--color-surface);
    border: none;
}

.modal-close:hover {
    background-color: var(--color-secondary);
    color: var(--color-text);
}

.modal-content {
    padding: var(--spacing-lg);
}

/* ─── 10. Sticky Donate ────────────────────────────────────────────────────── */
.sticky-donate {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 90;
    display: flex;
    justify-content: center;
    padding: var(--spacing-md);
    pointer-events: none;
}

#sticky-donate-btn {
    padding: 14px 32px;
    background-color: #ffdd00;
    color: #1a1a1a;
    border-radius: var(--border-radius);
    font-weight: 700;
    font-size: var(--font-size-base);
    box-shadow: var(--shadow-md);
    transition: background-color var(--transition-fast);
    pointer-events: auto;
    border: none;
}

#sticky-donate-btn:hover {
    background-color: #e6c700;
}

#sticky-donate-btn:focus-visible {
    outline: 2px solid #1a1a1a;
    outline-offset: 2px;
}

/* ─── 11. Footer ───────────────────────────────────────────────────────────── */
.legal-footer {
    background-color: var(--color-surface);
    border-top: 1px solid var(--color-border);
    padding: var(--spacing-md);
    text-align: center;
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin-top: auto;
}

.footer-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

.footer-sep {
    color: var(--color-border);
}

.legal-footer a {
    color: var(--color-text-secondary);
    text-decoration: underline;
}

.legal-footer a:hover {
    color: var(--color-primary);
}

/* ─── 12. Responsive / Print / Accessibility / Reduced Motion ──────────────── */

/* Responsive */
@media (max-width: 768px) {
    :root {
        --font-size-2xl: 1.5rem;
        --font-size-xl: 1.25rem;
    }

    .header-inner {
        flex-wrap: wrap;
        height: auto;
        padding-top: var(--spacing-sm);
        padding-bottom: var(--spacing-sm);
        gap: var(--spacing-sm);
    }

    .header-nav {
        order: 3;
        width: 100%;
        font-size: var(--font-size-xs);
    }

    .banner {
        padding: var(--spacing-lg) var(--spacing-md);
    }

    .form-row {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .schedule-fields {
        flex-direction: column;
    }

    .schedule-table {
        font-size: var(--font-size-xs);
    }

    .schedule-table th,
    .schedule-table td {
        padding: var(--spacing-xs) var(--spacing-sm);
    }

    .bar-row {
        grid-template-columns: 1fr 1.5fr 60px;
    }

    .share-row {
        flex-direction: column;
    }

    .enter-poll-form {
        flex-direction: column;
    }

    .enter-poll-form h3 {
        margin-bottom: var(--spacing-sm);
    }

    .poll-type-tabs {
        flex-wrap: wrap;
        gap: 0;
    }

    .type-tab {
        flex: 1;
        text-align: center;
        font-size: var(--font-size-sm);
        padding: var(--spacing-sm);
    }

    .timeslot-checks {
        flex-direction: column;
    }

    .schedule-grid-vote {
        grid-template-columns: 1fr;
    }

    .modal-container {
        max-width: 95%;
        max-height: 80vh;
    }
}

@media (max-width: 480px) {
    .bar-row {
        grid-template-columns: 80px 1fr 50px;
        gap: var(--spacing-xs);
    }

    .bar-label {
        font-size: var(--font-size-xs);
    }

    .vote-option,
    .schedule-slot-vote {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: var(--font-size-sm);
    }

    .ranked-item {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: var(--font-size-sm);
    }
}

/* Print */
@media print {
    .site-header,
    .banner,
    .sticky-donate,
    .modal-overlay,
    .lang-switcher,
    .btn-back,
    .btn-primary,
    .btn-secondary,
    .btn-add-option,
    .btn-remove-option,
    #btn-copy-link,
    .vote-form,
    #poll-form,
    #poll-enter,
    .share-row button,
    #sticky-donate {
        display: none !important;
    }

    body {
        background: #ffffff;
        color: #000000;
        font-size: 12pt;
    }

    .main-content {
        max-width: 100%;
        padding: 0;
    }

    .results-area,
    .share-area {
        box-shadow: none;
        border: 1px solid #cccccc;
    }

    .bar-fill {
        print-color-adjust: exact;
        -webkit-print-color-adjust: exact;
    }

    .slot-available,
    .slot-unavailable,
    .best-slot {
        print-color-adjust: exact;
        -webkit-print-color-adjust: exact;
    }

    .qr-container {
        border: 1px solid #cccccc;
    }
}

/* Accessibility */
:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }

    .bar-fill {
        transition: none;
    }
}

/* High Contrast */
@media (prefers-contrast: high) {
    :root {
        --color-border: #000000;
        --color-text: #000000;
        --color-primary: #0000cc;
    }

    [data-theme="dark"] {
        --color-border: #ffffff;
        --color-text: #ffffff;
        --color-primary: #6699ff;
    }
}