/* ============================================================
   VOTEGO - استایل موبایل-فرست و ریسپانسیو
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #60a5fa;
    --primary-bg: #eff6ff;
    --success: #16a34a;
    --success-bg: #dcfce7;
    --danger: #dc2626;
    --danger-bg: #fee2e2;
    --warning: #f59e0b;
    --warning-bg: #fef3c7;
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
    --radius: 12px;
    --shadow: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
    --shadow-hover: 0 10px 40px rgba(0,0,0,0.08);
    --transition: all 0.2s ease;
}

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

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--gray-50);
    color: var(--gray-800);
    line-height: 1.6;
    padding: 12px;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 1120px;
    margin: 0 auto;
    padding: 0 4px;
}

/* ---------- Typography ---------- */
h1 { font-size: 22px; font-weight: 800; letter-spacing: -0.02em; }
h2 { font-size: 18px; font-weight: 700; }
h3 { font-size: 16px; font-weight: 600; }
p { font-size: 15px; }

/* ---------- Header ---------- */
header {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
    background: white;
    padding: 14px 18px;
    border-radius: var(--radius);
    margin-bottom: 20px;
    border: 1px solid var(--gray-200);
    box-shadow: var(--shadow);
}

header h1 {
    font-size: 20px;
    text-align: center;
    color: var(--gray-900);
}

header h1 span { color: var(--primary); }

.header-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
}

.user-name {
    font-size: 13px;
    font-weight: 600;
    color: var(--gray-700);
    padding: 6px 14px;
    background: var(--gray-100);
    border-radius: 20px;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 18px;
    border: none;
    border-radius: 8px;
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: var(--transition);
    white-space: nowrap;
    min-height: 44px;
    min-width: 44px;
    touch-action: manipulation;
}

.btn:active { transform: scale(0.96); }

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

.btn-secondary {
    background: var(--gray-100);
    color: var(--gray-700);
}
.btn-secondary:hover {
    background: var(--gray-200);
    color: var(--gray-900);
}

.btn-success {
    background: var(--success);
    color: white;
}
.btn-success:hover { background: #15803d; color: white; }

.btn-danger {
    background: var(--danger);
    color: white;
}
.btn-danger:hover { background: #b91c1c; color: white; }

.btn-outline {
    background: transparent;
    color: var(--gray-600);
    border: 1.5px solid var(--gray-300);
}
.btn-outline:hover {
    background: var(--gray-100);
    border-color: var(--gray-400);
}

.btn-block { width: 100%; justify-content: center; }
.btn-sm { padding: 6px 12px; font-size: 12px; min-height: 32px; min-width: 32px; }
.btn-lg { padding: 14px 24px; font-size: 16px; }

/* ---------- Cards ---------- */
.polls-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
}

.poll-card {
    background: white;
    padding: 18px;
    border-radius: var(--radius);
    border: 1px solid var(--gray-200);
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
}

.poll-card:active { transform: scale(0.99); }

.poll-card .badge {
    display: inline-block;
    font-size: 11px;
    font-weight: 600;
    padding: 2px 12px;
    border-radius: 20px;
    background: var(--primary-bg);
    color: var(--primary);
    margin-bottom: 8px;
}

.poll-card h2 {
    font-size: 17px;
    margin-bottom: 6px;
    color: var(--gray-900);
}

.poll-card p {
    color: var(--gray-500);
    font-size: 14px;
    margin-bottom: 12px;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.poll-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    font-size: 12px;
    color: var(--gray-400);
    margin-bottom: 14px;
}

.poll-meta span {
    display: flex;
    align-items: center;
    gap: 4px;
}

.poll-card .btn { width: 100%; justify-content: center; }

/* ---------- Poll Container ---------- */
.poll-container {
    background: white;
    padding: 20px 16px;
    border-radius: var(--radius);
    border: 1px solid var(--gray-200);
    box-shadow: var(--shadow);
}

.poll-container h1 {
    text-align: center;
    font-size: 20px;
    margin-bottom: 4px;
}

.poll-container .description {
    text-align: center;
    color: var(--gray-500);
    font-size: 14px;
    margin-bottom: 20px;
}

/* ---------- Options (Ballot) ---------- */
.options {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.option-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 16px;
    background: var(--gray-50);
    border: 2px solid var(--gray-200);
    border-radius: 10px;
    cursor: pointer;
    transition: var(--transition);
    touch-action: manipulation;
    min-height: 52px;
}

.option-item:active { transform: scale(0.98); }

.option-item:hover {
    background: var(--primary-bg);
    border-color: var(--primary-light);
}

.option-item input[type="radio"],
.option-item input[type="checkbox"] {
    width: 22px;
    height: 22px;
    accent-color: var(--primary);
    cursor: pointer;
    flex-shrink: 0;
}

.option-item span {
    font-size: 15px;
    font-weight: 500;
    color: var(--gray-700);
}

.option-item.checked {
    background: var(--primary-bg);
    border-color: var(--primary);
}

/* ---------- Vote Actions ---------- */
.vote-actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 20px;
}

.vote-actions .btn { width: 100%; }

/* ---------- Results ---------- */
.results h2 {
    text-align: center;
    font-size: 18px;
    margin-bottom: 16px;
}

.result-item { margin: 12px 0; }

.option-label {
    display: flex;
    justify-content: space-between;
    font-weight: 600;
    font-size: 14px;
    margin-bottom: 4px;
    color: var(--gray-700);
    flex-wrap: wrap;
    gap: 4px;
}

.progress-bar {
    width: 100%;
    height: 28px;
    background: var(--gray-100);
    border-radius: 20px;
    overflow: hidden;
}

.progress {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--primary-light));
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 700;
    transition: width 0.8s ease;
    border-radius: 20px;
    min-width: 40px;
}

.stats {
    margin-top: 16px;
    padding-top: 14px;
    border-top: 1px solid var(--gray-200);
    text-align: center;
    color: var(--gray-500);
    font-size: 13px;
}

/* ---------- Alerts ---------- */
.alert {
    padding: 12px 16px;
    border-radius: 8px;
    margin: 12px 0;
    font-weight: 600;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.alert-success {
    background: var(--success-bg);
    color: var(--success);
    border: 1px solid #bbf7d0;
}

.alert-error {
    background: var(--danger-bg);
    color: var(--danger);
    border: 1px solid #fecaca;
}

.alert-warning {
    background: var(--warning-bg);
    color: var(--warning);
    border: 1px solid #fde68a;
}

/* ---------- Forms ---------- */
.form-group { margin-bottom: 16px; }

.form-group label {
    display: block;
    font-weight: 600;
    font-size: 14px;
    color: var(--gray-700);
    margin-bottom: 4px;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px 14px;
    border: 1.5px solid var(--gray-200);
    border-radius: 8px;
    font-family: 'Inter', sans-serif;
    font-size: 15px;
    color: var(--gray-800);
    transition: var(--transition);
    background: white;
    -webkit-appearance: none;
    appearance: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    border-color: var(--primary);
    outline: none;
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.08);
}

.form-group textarea { min-height: 80px; resize: vertical; }
.form-group small {
    display: block;
    color: var(--gray-400);
    font-size: 12px;
    margin-top: 4px;
}

/* ---------- Auth Box ---------- */
.auth-box {
    max-width: 400px;
    margin: 30px auto;
    background: white;
    padding: 28px 20px;
    border-radius: var(--radius);
    border: 1px solid var(--gray-200);
    box-shadow: var(--shadow);
}

.auth-box h1 {
    text-align: center;
    font-size: 22px;
    margin-bottom: 4px;
}

.auth-box .subtitle {
    text-align: center;
    color: var(--gray-500);
    font-size: 13px;
    margin-bottom: 20px;
}

.auth-link {
    text-align: center;
    margin-top: 16px;
    font-size: 13px;
    color: var(--gray-500);
}

.auth-link a {
    font-weight: 600;
    color: var(--primary);
}

/* ---------- Empty State ---------- */
.empty-state {
    text-align: center;
    padding: 40px 20px;
    background: white;
    border-radius: var(--radius);
    border: 2px dashed var(--gray-200);
}

.empty-state .icon { font-size: 40px; margin-bottom: 12px; }
.empty-state h3 { margin-bottom: 4px; color: var(--gray-800); }
.empty-state p { color: var(--gray-500); font-size: 14px; max-width: 320px; margin: 0 auto 16px; }

/* ---------- Tables ---------- */
.voters-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
    margin-top: 12px;
    display: block;
    overflow-x: auto;
    white-space: nowrap;
}

.voters-table th {
    background: var(--gray-100);
    text-align: right;
    padding: 8px 12px;
    font-weight: 600;
    color: var(--gray-700);
    border-bottom: 2px solid var(--gray-200);
}

.voters-table td {
    padding: 8px 12px;
    border-bottom: 1px solid var(--gray-100);
}

.voters-table tr:hover td { background: var(--gray-50); }

/* ---------- Badges ---------- */
.badge-status {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
}

.badge-status.voted {
    background: var(--success-bg);
    color: var(--success);
}

.badge-status.pending {
    background: var(--warning-bg);
    color: var(--warning);
}

/* ---------- Stats Box ---------- */
.stats-box {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    padding: 12px 16px;
    background: var(--gray-50);
    border-radius: 8px;
    border: 1px solid var(--gray-200);
    margin: 12px 0;
    font-size: 13px;
}

.stats-box span {
    display: flex;
    align-items: center;
    gap: 4px;
    color: var(--gray-600);
}

.stats-box strong { color: var(--gray-900); }

/* ---------- Import Box ---------- */
.import-box {
    background: var(--primary-bg);
    border: 2px dashed var(--primary-light);
    padding: 18px;
    border-radius: var(--radius);
    margin: 16px 0;
}

.import-box h3 { margin-bottom: 4px; color: var(--gray-800); }
.import-box p {
    color: var(--gray-500);
    font-size: 13px;
    margin-bottom: 10px;
}

.import-box input[type="file"] {
    padding: 8px;
    background: white;
    border: 1px solid var(--gray-200);
    border-radius: 6px;
    width: 100%;
    max-width: 100%;
    font-size: 13px;
}

/* ---------- Poll Link Box ---------- */
.poll-link-box {
    background: var(--gray-50);
    padding: 14px 16px;
    border-radius: 8px;
    border: 1px solid var(--gray-200);
    margin: 12px 0;
}

.poll-link-box label {
    font-weight: 600;
    font-size: 13px;
    color: var(--gray-700);
    display: block;
    margin-bottom: 4px;
}

.poll-link-box input {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--gray-200);
    border-radius: 6px;
    font-size: 13px;
    font-family: 'Inter', monospace;
    background: white;
}

.poll-link-box small {
    display: block;
    color: var(--gray-400);
    font-size: 11px;
    margin-top: 4px;
}

/* ---------- Date Input ---------- */
.date-input-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.date-input-group input {
    width: 100%;
    padding: 12px 14px;
    border: 1.5px solid var(--gray-200);
    border-radius: 8px;
    font-size: 15px;
}

.date-input-group input:focus {
    border-color: var(--primary);
    outline: none;
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.08);
}

/* ---------- Responsive (Mobile First) ---------- */

/* Tablets & larger phones */
@media (min-width: 480px) {
    body { padding: 16px; }
    .polls-grid { grid-template-columns: 1fr 1fr; }
    .poll-container { padding: 24px 20px; }
    .auth-box { padding: 32px 28px; margin: 40px auto; }
    .date-input-group { flex-direction: row; }
}

/* Laptops & desktops */
@media (min-width: 768px) {
    body { padding: 24px; }
    
    header {
        flex-direction: row;
        justify-content: space-between;
        padding: 16px 28px;
    }
    header h1 { font-size: 22px; text-align: right; }
    .header-actions { justify-content: flex-end; }
    
    .polls-grid { grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 20px; }
    
    .poll-container {
        max-width: 680px;
        margin: 0 auto;
        padding: 32px 36px;
    }
    .poll-container h1 { font-size: 24px; }
    
    .vote-actions { flex-direction: row; }
    .vote-actions .btn { flex: 1; }
    
    .auth-box { padding: 40px 36px; }
    .auth-box h1 { font-size: 26px; }
    
    .date-input-group { flex-direction: row; }
}

/* Large screens */
@media (min-width: 1024px) {
    .polls-grid { grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 24px; }
}

/* ---------- Touch-friendly improvements ---------- */
@media (hover: none) {
    .option-item:hover {
        background: var(--gray-50);
        border-color: var(--gray-200);
    }
    .option-item:active {
        background: var(--primary-bg);
        border-color: var(--primary-light);
    }
    .btn:hover { transform: none; }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
    * { transition: none !important; }
    .progress { transition: none !important; }
}

/* ---------- Dark mode support (optional) ---------- */
@media (prefers-color-scheme: dark) {
    :root {
        --gray-50: #0f172a;
        --gray-100: #1e293b;
        --gray-200: #334155;
        --gray-300: #475569;
        --gray-400: #64748b;
        --gray-500: #94a3b8;
        --gray-600: #cbd5e1;
        --gray-700: #e2e8f0;
        --gray-800: #f1f5f9;
        --gray-900: #f8fafc;
    }
    body { background: #0a0f1a; }
    .poll-card, .poll-container, .auth-box, header { background: #141b2d; border-color: #1e293b; }
    .option-item { background: #1e293b; border-color: #334155; }
    .option-item:hover { background: #334155; border-color: #475569; }
    .option-item.checked { background: #1e3a5f; border-color: #2563eb; }
    .form-group input, .form-group textarea, .form-group select { background: #1e293b; border-color: #334155; color: #f1f5f9; }
    .form-group input:focus, .form-group textarea:focus { border-color: #2563eb; box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.15); }
    .progress-bar { background: #1e293b; }
    .stats-box { background: #1e293b; border-color: #334155; }
    .import-box { background: #1e3a5f; border-color: #2563eb; }
    .poll-link-box { background: #1e293b; border-color: #334155; }
    .poll-link-box input { background: #0f172a; border-color: #334155; color: #f1f5f9; }
    .voters-table th { background: #1e293b; color: #f1f5f9; }
    .voters-table td { border-color: #1e293b; }
    .empty-state { background: #141b2d; border-color: #1e293b; }
}