/* ============================================
   RIFA ONLINE — Dark Mode Moderno
   ============================================ */

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

:root {
    --primary:        #7c3aed;
    --primary-light:  #8b5cf6;
    --primary-glow:   rgba(124, 58, 237, 0.35);
    --secondary:      #06b6d4;
    --secondary-glow: rgba(6, 182, 212, 0.3);
    --success:        #10b981;
    --danger:         #f43f5e;
    --warning:        #f59e0b;
    --info:           #3b82f6;

    --bg:             #0a0a0f;
    --bg-2:           #0f0f1a;
    --bg-card:        rgba(18, 18, 32, 0.85);
    --bg-input:       rgba(255, 255, 255, 0.04);

    --border:         rgba(255, 255, 255, 0.07);
    --border-focus:   rgba(124, 58, 237, 0.6);

    --text:           #e2e8f0;
    --text-muted:     #64748b;
    --text-dim:       #94a3b8;

    --sidebar-w:      270px;
    --sidebar-col:    72px;
    --radius:         16px;
    --radius-sm:      10px;
    --transition:     0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

html { scroll-behavior: smooth; }

body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.6;
}

body::before {
    content: '';
    position: fixed; inset: 0;
    background:
        radial-gradient(ellipse 80% 60% at 20% -10%, rgba(124,58,237,0.12) 0%, transparent 60%),
        radial-gradient(ellipse 60% 50% at 80% 110%, rgba(6,182,212,0.08) 0%, transparent 60%);
    pointer-events: none; z-index: 0;
}

::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(124,58,237,0.5); border-radius: 99px; }
::-webkit-scrollbar-thumb:hover { background: var(--primary-light); }

/* ── Página Pública ── */
.container {
    max-width: 1100px; margin: 0 auto;
    padding: 30px 20px; position: relative; z-index: 1;
}

.header {
    display: flex; justify-content: space-between; align-items: center;
    padding: 20px 28px;
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: var(--radius); margin-bottom: 28px;
    backdrop-filter: blur(20px);
}

.header h1 {
    font-size: 1.6em; font-weight: 800;
    background: linear-gradient(135deg, var(--primary-light), var(--secondary));
    -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}

.header-links a {
    color: var(--primary-light); text-decoration: none;
    font-size: 0.9em; font-weight: 500;
    padding: 8px 16px;
    border: 1px solid var(--border-focus); border-radius: var(--radius-sm);
    transition: var(--transition);
}

.header-links a:hover { background: var(--primary-glow); color: #fff; }

/* ── Dashboard Layout ── */
.dashboard-container { display: flex; min-height: 100vh; position: relative; z-index: 1; }

/* Sidebar */
.sidebar {
    position: fixed; left: 0; top: 0;
    width: var(--sidebar-w); height: 100vh;
    background: rgba(10,10,20,0.97);
    backdrop-filter: blur(24px);
    border-right: 1px solid var(--border);
    transition: width var(--transition);
    z-index: 1000; overflow-y: auto; overflow-x: hidden;
    display: flex; flex-direction: column;
}

.sidebar.collapsed { width: var(--sidebar-col); }
.sidebar.collapsed .sidebar-item span,
.sidebar.collapsed .sidebar-header h3 { display: none; }
.sidebar.collapsed .sidebar-item { justify-content: center; padding: 14px; }
.sidebar.collapsed .sidebar-item i { margin: 0; font-size: 1.3em; }
.sidebar.collapsed .sidebar-section-label { display: none; }

.sidebar-header {
    padding: 28px 20px 22px;
    border-bottom: 1px solid var(--border);
    text-align: center; flex-shrink: 0;
}

.sidebar-header .logo-icon {
    font-size: 2.2em; display: block; margin-bottom: 8px;
    filter: drop-shadow(0 0 12px var(--primary-glow));
}

.sidebar-header h3 {
    font-size: 1.05em; font-weight: 700;
    background: linear-gradient(135deg, var(--primary-light), var(--secondary));
    -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
    white-space: nowrap; transition: var(--transition);
}

.sidebar-menu { padding: 16px 10px; flex: 1; }

.sidebar-section-label {
    font-size: 0.68em; font-weight: 700; letter-spacing: 0.12em;
    text-transform: uppercase; color: var(--text-muted);
    padding: 12px 14px 6px; transition: var(--transition);
}

.sidebar-item {
    display: flex; align-items: center;
    padding: 11px 14px; margin: 2px 0;
    color: var(--text-dim); text-decoration: none;
    border-radius: var(--radius-sm);
    transition: var(--transition); cursor: pointer;
    white-space: nowrap; overflow: hidden; position: relative;
}

.sidebar-item i { width: 22px; font-size: 1.05em; margin-right: 12px; flex-shrink: 0; transition: var(--transition); }
.sidebar-item span { font-size: 0.875em; font-weight: 500; }
.sidebar-item:hover { background: rgba(124,58,237,0.1); color: var(--text); }

.sidebar-item.active {
    background: linear-gradient(90deg, rgba(124,58,237,0.25), rgba(124,58,237,0.05));
    color: #fff; border-left: 2px solid var(--primary-light);
}

.sidebar-item.active i { color: var(--primary-light); }

.sidebar-footer { border-top: 1px solid var(--border); padding: 12px 10px; flex-shrink: 0; }

/* Toggle */
.toggle-sidebar {
    position: fixed;
    left: calc(var(--sidebar-w) + 16px); top: 18px;
    z-index: 1001;
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: var(--radius-sm); padding: 9px 13px;
    cursor: pointer; transition: var(--transition);
    color: var(--text-dim); backdrop-filter: blur(12px);
}

.toggle-sidebar:hover {
    background: var(--primary-glow); color: var(--primary-light);
    border-color: var(--border-focus);
}

.sidebar.collapsed ~ .toggle-sidebar { left: calc(var(--sidebar-col) + 12px); }

/* Main Content */
.main-content {
    flex: 1; margin-left: var(--sidebar-w);
    transition: margin-left var(--transition);
    padding: 24px; min-height: 100vh;
}

.sidebar.collapsed ~ .main-content { margin-left: var(--sidebar-col); }

/* Top Header */
.top-header {
    background: var(--bg-card); backdrop-filter: blur(20px);
    border: 1px solid var(--border); border-radius: var(--radius);
    padding: 16px 24px; margin-bottom: 24px;
    display: flex; justify-content: space-between; align-items: center;
    flex-wrap: wrap; gap: 12px;
}

.page-title {
    font-size: 1.4em; font-weight: 700;
    background: linear-gradient(135deg, var(--primary-light), var(--secondary));
    -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}

.user-info { display: flex; align-items: center; gap: 12px; font-size: 0.9em; color: var(--text-dim); }

.user-avatar {
    width: 38px; height: 38px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: 50%; display: flex; align-items: center; justify-content: center;
    font-weight: 700; box-shadow: 0 0 0 3px rgba(124,58,237,0.2);
}

/* Tabs */
.tab-content { display: none; }
.tab-content.active { display: block; }

/* Stats */
.stats-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 18px; margin-bottom: 24px;
}

.stat-card {
    background: var(--bg-card); backdrop-filter: blur(20px);
    border: 1px solid var(--border); border-radius: var(--radius);
    padding: 22px; position: relative; overflow: hidden;
    transition: var(--transition);
}

.stat-card::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0;
    height: 2px; background: linear-gradient(90deg, var(--primary), var(--secondary));
}

.stat-card::after {
    content: ''; position: absolute; top: -40px; right: -40px;
    width: 120px; height: 120px;
    background: radial-gradient(circle, var(--primary-glow), transparent 70%);
    pointer-events: none;
}

.stat-card:hover {
    transform: translateY(-4px);
    border-color: rgba(124,58,237,0.25);
    box-shadow: 0 16px 40px -12px rgba(0,0,0,0.5), 0 0 0 1px rgba(124,58,237,0.1);
}

.stat-card h3 {
    font-size: 2.2em; font-weight: 800;
    background: linear-gradient(135deg, #fff, var(--primary-light));
    -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
    margin-bottom: 4px; line-height: 1;
}

.stat-card p { color: var(--text-muted); font-size: 0.82em; font-weight: 500; }

/* Card */
.card {
    background: var(--bg-card); backdrop-filter: blur(20px);
    border: 1px solid var(--border); border-radius: var(--radius);
    padding: 24px; margin-bottom: 20px; transition: var(--transition);
}

.card:hover { border-color: rgba(255,255,255,0.1); }

.card h3 {
    font-size: 1.05em; font-weight: 600; color: var(--text);
    margin-bottom: 18px; display: flex; align-items: center; gap: 10px;
}

.card h3 i { color: var(--primary-light); }

/* Progress */
.progress-container {
    background: rgba(255,255,255,0.05); border-radius: 99px;
    overflow: hidden; height: 28px; margin: 10px 0;
    border: 1px solid var(--border);
}

.progress-bar {
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    height: 100%; transition: width 0.6s ease;
    display: flex; align-items: center; justify-content: center;
    font-size: 0.78em; font-weight: 700; min-width: 40px;
    position: relative; overflow: hidden;
}

.progress-bar::after {
    content: ''; position: absolute; top: 0; left: -100%;
    width: 100%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
    animation: shimmer 2s infinite;
}

@keyframes shimmer { to { left: 200%; } }

/* Botões */
.btn {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 10px 22px; border: none; border-radius: var(--radius-sm);
    cursor: pointer; font-size: 0.875em; font-weight: 600;
    transition: var(--transition); text-decoration: none;
    position: relative; overflow: hidden;
}

.btn::before { content: ''; position: absolute; inset: 0; background: rgba(255,255,255,0); transition: var(--transition); }
.btn:hover::before { background: rgba(255,255,255,0.08); }
.btn:hover { transform: translateY(-2px); box-shadow: 0 8px 24px -6px rgba(0,0,0,0.4); }
.btn:active { transform: translateY(0); }

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: #fff; box-shadow: 0 4px 16px -4px var(--primary-glow);
}

.btn-success {
    background: linear-gradient(135deg, #059669, var(--success));
    color: #fff; box-shadow: 0 4px 16px -4px rgba(16,185,129,0.4);
}

.btn-danger {
    background: linear-gradient(135deg, #e11d48, var(--danger));
    color: #fff; box-shadow: 0 4px 16px -4px rgba(244,63,94,0.4);
}

.btn-warning {
    background: linear-gradient(135deg, #d97706, var(--warning));
    color: #fff; box-shadow: 0 4px 16px -4px rgba(245,158,11,0.4);
}

.btn-sm { padding: 6px 14px; font-size: 0.8em; }

/* Grid Números */
.numeros-grid {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    gap: 10px; margin-top: 18px; max-height: 520px;
    overflow-y: auto; padding: 4px 2px;
}

.numero-item {
    aspect-ratio: 1; display: flex; align-items: center; justify-content: center;
    border-radius: var(--radius-sm); font-size: 0.82em; font-weight: 700;
    border: 1px solid var(--border); cursor: pointer; transition: var(--transition);
    background: rgba(255,255,255,0.03); color: var(--text-muted);
}

.numero-item:hover { transform: scale(1.07); z-index: 1; }

.numero-item.disponivel {
    background: rgba(16,185,129,0.08); border-color: rgba(16,185,129,0.35); color: var(--success);
}

.numero-item.disponivel:hover {
    background: rgba(16,185,129,0.18); border-color: var(--success);
    box-shadow: 0 0 12px rgba(16,185,129,0.25);
}

.numero-item.ocupado {
    background: rgba(244,63,94,0.08); border-color: rgba(244,63,94,0.3);
    color: var(--danger); cursor: default;
}

.numero-item.sorteado {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-color: transparent; color: #fff;
    animation: pulseWin 1.8s infinite;
    box-shadow: 0 0 20px var(--primary-glow);
}

@keyframes pulseWin {
    0%, 100% { box-shadow: 0 0 12px var(--primary-glow); }
    50% { box-shadow: 0 0 28px var(--primary-glow), 0 0 50px rgba(6,182,212,0.2); }
}

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

.form-group label {
    display: block; margin-bottom: 6px;
    font-size: 0.84em; font-weight: 600; color: var(--text-dim); letter-spacing: 0.02em;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%; padding: 11px 14px;
    background: var(--bg-input); border: 1px solid var(--border);
    border-radius: var(--radius-sm); color: var(--text);
    font-size: 0.9em; transition: var(--transition);
    outline: none; font-family: inherit;
}

.form-group input:hover,
.form-group textarea:hover { border-color: rgba(255,255,255,0.12); }

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    border-color: var(--border-focus);
    background: rgba(124,58,237,0.05);
    box-shadow: 0 0 0 3px rgba(124,58,237,0.12);
}

.form-group input[readonly] { opacity: 0.6; cursor: not-allowed; }
.form-group textarea { resize: vertical; min-height: 90px; }

.previa-box {
    background: rgba(124,58,237,0.07); border: 1px solid rgba(124,58,237,0.2);
    border-radius: var(--radius-sm); padding: 16px;
}

.previa-box p { font-size: 0.875em; color: var(--text-dim); padding: 4px 0; }
.previa-box strong { color: var(--text); }

/* Tabela */
.table-wrapper { overflow-x: auto; border-radius: var(--radius-sm); }

table { width: 100%; border-collapse: collapse; font-size: 0.875em; }
thead { position: sticky; top: 0; z-index: 2; }

th {
    background: rgba(124,58,237,0.12); padding: 12px 14px;
    text-align: left; font-weight: 600; font-size: 0.8em;
    letter-spacing: 0.05em; text-transform: uppercase;
    color: var(--text-dim); white-space: nowrap;
    border-bottom: 1px solid var(--border);
}

td { padding: 11px 14px; border-bottom: 1px solid rgba(255,255,255,0.04); color: var(--text-dim); }
tr:last-child td { border-bottom: none; }
tbody tr { transition: var(--transition); }
tbody tr:hover { background: rgba(124,58,237,0.05); }
tbody tr:hover td { color: var(--text); }

.badge {
    display: inline-flex; align-items: center;
    padding: 3px 10px; border-radius: 99px;
    font-size: 0.75em; font-weight: 700; letter-spacing: 0.03em;
}

.badge-success { background: rgba(16,185,129,0.15); color: var(--success); border: 1px solid rgba(16,185,129,0.25); }
.badge-danger { background: rgba(244,63,94,0.15); color: var(--danger); border: 1px solid rgba(244,63,94,0.25); }
.badge-primary { background: rgba(124,58,237,0.15); color: var(--primary-light); border: 1px solid rgba(124,58,237,0.25); }

/* Modal */
.modal {
    display: none; position: fixed; inset: 0;
    background: rgba(0,0,0,0.85); backdrop-filter: blur(8px);
    z-index: 2000; animation: fadeIn 0.2s ease;
    overflow-y: auto; padding: 40px 16px;
}

.modal-content {
    background: linear-gradient(160deg, #14142a, #0d0d1e);
    border: 1px solid rgba(124,58,237,0.2); border-radius: 20px;
    padding: 28px; width: 100%; max-width: 480px;
    margin: 0 auto; animation: slideUp 0.3s ease;
    box-shadow: 0 32px 64px -16px rgba(0,0,0,0.7), 0 0 0 1px rgba(255,255,255,0.04);
}

.modal-header {
    display: flex; justify-content: space-between; align-items: center;
    margin-bottom: 22px; padding-bottom: 16px; border-bottom: 1px solid var(--border);
}

.modal-header h2 { font-size: 1.1em; font-weight: 700; display: flex; align-items: center; gap: 10px; }
.modal-header h2 i { color: var(--primary-light); }

.close {
    width: 32px; height: 32px; display: flex; align-items: center; justify-content: center;
    border-radius: 8px; cursor: pointer; font-size: 1.3em;
    color: var(--text-muted); transition: var(--transition); line-height: 1;
}

.close:hover { background: rgba(244,63,94,0.15); color: var(--danger); transform: rotate(90deg); }

/* Toast */
.toast {
    position: fixed; bottom: 28px; right: 28px;
    background: rgba(14,14,28,0.96); backdrop-filter: blur(16px);
    padding: 14px 20px; border-radius: var(--radius-sm);
    z-index: 3000; animation: slideInRight 0.3s ease;
    border: 1px solid var(--border);
    display: flex; align-items: center; gap: 10px;
    font-size: 0.875em; font-weight: 500; max-width: 340px;
    box-shadow: 0 16px 40px -8px rgba(0,0,0,0.5);
}

.toast i { font-size: 1.1em; }
.toast.success { border-left: 3px solid var(--success); }
.toast.success i { color: var(--success); }
.toast.error { border-left: 3px solid var(--danger); }
.toast.error i { color: var(--danger); }

/* Resultado Sorteio */
.resultado-card {
    background: linear-gradient(135deg, rgba(124,58,237,0.15), rgba(6,182,212,0.1));
    border: 1px solid rgba(124,58,237,0.3); border-radius: var(--radius);
    padding: 32px; text-align: center; animation: fadeIn 0.5s ease;
}

.resultado-numero {
    font-size: 4em; font-weight: 900;
    background: linear-gradient(135deg, var(--primary-light), var(--secondary));
    -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
    line-height: 1; margin: 12px 0;
    filter: drop-shadow(0 0 20px var(--primary-glow));
}

.resultado-info p { padding: 5px 0; color: var(--text-dim); font-size: 0.95em; }
.resultado-info strong { color: var(--text); }

/* Spinner */
.spinner {
    display: inline-block; width: 15px; height: 15px;
    border: 2px solid rgba(255,255,255,0.2); border-radius: 50%;
    border-top-color: #fff; animation: spin 0.7s linear infinite; vertical-align: middle;
}

/* Login */
.login-wrapper {
    min-height: 100vh; display: flex; align-items: center;
    justify-content: center; padding: 20px; position: relative; z-index: 1;
}

.login-card { width: 100%; max-width: 400px; }

.login-logo { text-align: center; margin-bottom: 28px; }
.login-logo .emoji { font-size: 3em; filter: drop-shadow(0 0 16px var(--primary-glow)); }
.login-logo h2 {
    font-size: 1.3em; font-weight: 700; margin-top: 10px;
    background: linear-gradient(135deg, var(--primary-light), var(--secondary));
    -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.login-logo p { font-size: 0.85em; color: var(--text-muted); margin-top: 4px; }

.alert-error {
    background: rgba(244,63,94,0.1); border: 1px solid rgba(244,63,94,0.3);
    color: var(--danger); padding: 12px 16px; border-radius: var(--radius-sm);
    margin-bottom: 20px; font-size: 0.875em;
    display: flex; align-items: center; gap: 8px;
}

.link-voltar {
    display: block; text-align: center; margin-top: 20px;
    color: var(--text-muted); text-decoration: none;
    font-size: 0.875em; transition: var(--transition);
}

.link-voltar:hover { color: var(--primary-light); }

/* Animações */
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideUp { from { transform: translateY(30px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }
@keyframes slideInRight { from { transform: translateX(110%); opacity: 0; } to { transform: translateX(0); opacity: 1; } }
@keyframes spin { to { transform: rotate(360deg); } }

/* Responsivo */
@media (max-width: 768px) {
    .sidebar { transform: translateX(-100%); width: var(--sidebar-w) !important; }
    .sidebar.mobile-open { transform: translateX(0); }
    .main-content { margin-left: 0 !important; padding: 16px; }
    .toggle-sidebar { left: 12px; }
    .stats-grid { grid-template-columns: 1fr 1fr; }
    .numeros-grid { grid-template-columns: repeat(auto-fill, minmax(64px, 1fr)); }
    .modal { padding: 20px 12px; }
    .modal-content { padding: 20px; }
    .header { flex-direction: column; gap: 12px; text-align: center; }
    .top-header { padding: 14px 16px; }
    .page-title { font-size: 1.1em; }
}

@media (max-width: 480px) {
    .stats-grid { grid-template-columns: 1fr; }
    .btn { padding: 9px 16px; font-size: 0.82em; }
}

/* ══════════════════════════════════════════════
   MODIFICAÇÕES v2
   ══════════════════════════════════════════════ */

/* Grid de números menor */
.numeros-grid-sm {
    grid-template-columns: repeat(auto-fill, minmax(58px, 1fr));
    gap: 7px;
}

.numeros-grid-sm .numero-item {
    font-size: 0.75em;
    border-radius: 8px;
}

/* Filtros clicáveis */
.filtros-numeros {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 14px;
}

.filtro-btn {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 7px 16px;
    border-radius: 99px;
    font-size: 0.82em;
    font-weight: 600;
    cursor: pointer;
    border: 1px solid transparent;
    transition: var(--transition);
    background: transparent;
    letter-spacing: 0.02em;
}

.filtro-btn-success {
    color: var(--success);
    border-color: rgba(16,185,129,0.3);
}
.filtro-btn-success:hover,
.filtro-btn-success.active {
    background: rgba(16,185,129,0.14);
    border-color: rgba(16,185,129,0.55);
    box-shadow: 0 0 10px rgba(16,185,129,0.1);
}

.filtro-btn-danger {
    color: var(--danger);
    border-color: rgba(244,63,94,0.3);
}
.filtro-btn-danger:hover,
.filtro-btn-danger.active {
    background: rgba(244,63,94,0.14);
    border-color: rgba(244,63,94,0.55);
    box-shadow: 0 0 10px rgba(244,63,94,0.1);
}

.filtro-count {
    background: rgba(255,255,255,0.1);
    border-radius: 99px;
    padding: 1px 8px;
    font-size: 0.85em;
    font-weight: 700;
}

/* Regras com visual melhorado */
.regras-card .regras-container {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.regra-item {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 12px 16px;
    background: rgba(124,58,237,0.05);
    border: 1px solid rgba(124,58,237,0.12);
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.regra-item:hover {
    background: rgba(124,58,237,0.09);
    border-color: rgba(124,58,237,0.25);
}

.regra-numero {
    min-width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: 50%;
    font-size: 0.78em;
    font-weight: 800;
    color: #fff;
    flex-shrink: 0;
    box-shadow: 0 0 10px var(--primary-glow);
}

.regra-texto {
    font-size: 0.88em;
    color: var(--text-dim);
    line-height: 1.6;
    padding-top: 4px;
}

/* Footer */
.site-footer {
    text-align: center;
    padding: 20px;
    margin-top: 10px;
    border-top: 1px solid var(--border);
    color: var(--text-muted);
    font-size: 0.8em;
    position: relative;
    z-index: 1;
}

.site-footer i { margin-right: 5px; opacity: 0.6; }

/* Upload de imagem */
.upload-area {
    border: 2px dashed rgba(124,58,237,0.35);
    border-radius: var(--radius-sm);
    padding: 28px 20px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    background: rgba(124,58,237,0.03);
}

.upload-area:hover,
.upload-area.drag-over {
    border-color: var(--primary-light);
    background: rgba(124,58,237,0.08);
}

.upload-area.drag-over { transform: scale(1.01); }

.upload-icon {
    font-size: 2em;
    color: var(--primary-light);
    margin-bottom: 10px;
    opacity: 0.8;
}

.upload-text {
    font-size: 0.88em;
    font-weight: 600;
    color: var(--text-dim);
    margin-bottom: 4px;
}

.upload-hint {
    font-size: 0.76em;
    color: var(--text-muted);
}

/* Tabela participantes — sem coluna número, coluna cotas */
@media (max-width: 600px) {
    .site-footer { font-size: 0.72em; }
    .filtro-btn { padding: 6px 12px; font-size: 0.78em; }
}

/* ── Cards de estatísticas da index pública ── */
.index-stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
    margin-bottom: 20px;
}

.index-stat-card {
    border-radius: var(--radius);
    padding: 28px 20px;
    text-align: center;
    border: 1px solid var(--border);
    backdrop-filter: blur(20px);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.index-stat-card::before {
    content: '';
    position: absolute;
    inset: 0;
    opacity: 0.06;
    pointer-events: none;
}

.index-stat-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 16px 40px -12px rgba(0,0,0,0.5);
}

.index-stat-disponivel {
    background: rgba(16,185,129,0.07);
    border-color: rgba(16,185,129,0.25);
}
.index-stat-disponivel:hover { border-color: rgba(16,185,129,0.5); }

.index-stat-participantes {
    background: rgba(124,58,237,0.07);
    border-color: rgba(124,58,237,0.25);
}
.index-stat-participantes:hover { border-color: rgba(124,58,237,0.5); }

.index-stat-icon {
    font-size: 1.8em;
    margin-bottom: 12px;
}

.index-stat-disponivel .index-stat-icon { color: var(--success); }
.index-stat-participantes .index-stat-icon { color: var(--primary-light); }

.index-stat-valor {
    font-size: 2.6em;
    font-weight: 900;
    line-height: 1;
    margin-bottom: 8px;
    letter-spacing: -1px;
}

.index-stat-disponivel .index-stat-valor {
    background: linear-gradient(135deg, #10b981, #34d399);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}

.index-stat-participantes .index-stat-valor {
    background: linear-gradient(135deg, var(--primary-light), var(--secondary));
    -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}

.index-stat-label {
    font-size: 0.82em;
    font-weight: 600;
    color: var(--text-muted);
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

@media (max-width: 480px) {
    .index-stats-grid { grid-template-columns: 1fr; }
    .index-stat-valor { font-size: 2em; }
}