/* ===== BASE — iVentPro Clean Dark Theme (Nuxt UI inspired) ===== */
:root {
    --primary: #f5c518;
    --primary-dark: #d4a810;
    --primary-glow: rgba(245,197,24,0.08);
    --success: #1a7f37;
    --warning: #b45309;
    --danger: #c0392b;
    --info: #2563eb;
    --black: #ffffff;
    --dark: #f7f7f8;
    --surface: #ffffff;
    --surface-2: #f7f7f8;
    --surface-3: #ececee;
    --gray: #6b6b74;
    --gray-light: #2e2e33;
    --white: #0b0b0d;
    --border: rgba(0,0,0,0.08);
    --border-2: rgba(0,0,0,0.1);
    --radius: 10px;
    --radius-sm: 6px;
    --radius-lg: 14px;
    --shadow: 0 2px 12px rgba(0,0,0,0.06);
    --shadow-lg: 0 18px 44px rgba(0,0,0,0.1);
    --success-soft: rgba(26,127,55,0.1);
    --warning-soft: rgba(180,83,9,0.1);
    --danger-soft: rgba(192,57,43,0.1);
    --info-soft: rgba(37,99,235,0.1);
    --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --transition: 0.15s ease;
}

a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, [tabindex]:focus-visible {
    outline: 2px solid var(--primary); outline-offset: 2px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: var(--font); background: var(--black); color: var(--white); line-height: 1.6; -webkit-font-smoothing: antialiased; }
::selection { background: var(--primary); color: var(--white); }
a { text-decoration: none; color: var(--primary-dark); }
a:hover { color: var(--primary); }
img { max-width: 100%; height: auto; }

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--surface-3); border-radius: 3px; }

/* ===== LAYOUT ===== */
.page-wrap { display: flex; min-height: 100vh; }
.sidebar { width: 240px; background: var(--surface); padding: 20px 0; position: fixed; height: 100vh; overflow-y: auto; border-right: 1px solid var(--border); z-index: 100; transition: transform 0.25s ease; }
.main-content { margin-left: 240px; flex: 1; padding: 28px 32px; min-height: 100vh; background: var(--black); }

/* ===== MOBILE TOGGLE ===== */
.mobile-toggle { display: none; position: fixed; top: 14px; left: 14px; z-index: 200; width: 38px; height: 38px; border-radius: var(--radius-sm); background: var(--surface); border: 1px solid var(--border); color: var(--white); font-size: 1rem; cursor: pointer; align-items: center; justify-content: center; }
.sidebar-overlay { display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.5); z-index: 99; }

/* ===== SIDEBAR ===== */
.sidebar { display: flex; flex-direction: column; }
.sidebar-brand { padding: 0 18px 20px; border-bottom: 1px solid var(--border); margin-bottom: 12px; display: flex; align-items: center; gap: 10px; }
.sidebar-brand-icon { width: 34px; height: 34px; border-radius: 9px; background: var(--primary); color: var(--white); display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: 1rem; flex-shrink: 0; }
.sidebar-brand h2 { color: var(--white); font-size: 1rem; font-weight: 800; letter-spacing: -0.02em; }
.sidebar-brand h2 i { display: none; }
.sidebar-brand span { color: var(--gray); font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.04em; display: block; margin-top: 1px; }
.sidebar-nav { list-style: none; padding: 0 8px; flex: 1; }
.sidebar-nav li { margin-bottom: 1px; }
.sidebar-nav li a { display: flex; align-items: center; gap: 10px; padding: 9px 14px; color: var(--gray); font-size: 0.83rem; font-weight: 500; transition: all var(--transition); border-radius: var(--radius-sm); position: relative; }
.sidebar-nav li a:hover { color: var(--white); background: rgba(0,0,0,0.03); }
.sidebar-nav li a.active { color: var(--primary-dark); background: var(--primary-glow); font-weight: 600; }
.sidebar-nav li a.active::before { content: ''; position: absolute; left: 0; top: 50%; transform: translateY(-50%); width: 3px; height: 18px; background: var(--primary); border-radius: 0 2px 2px 0; }
.sidebar-nav li a i { width: 18px; text-align: center; font-size: 0.85rem; opacity: 0.7; }
.sidebar-nav li a.active i { opacity: 1; }
.sidebar-section-label { font-size: 0.65rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: var(--gray); padding: 14px 14px 6px; }
.sidebar-nav li:first-child .sidebar-section-label { padding-top: 4px; }

/* ===== TOP BAR ===== */
.topbar { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; gap: 12px; flex-wrap: wrap; }
.topbar h1 { font-size: 1.35rem; font-weight: 700; letter-spacing: -0.02em; color: var(--white); }
.topbar .btn { font-size: 0.8rem; }
.breadcrumb { display: flex; align-items: center; gap: 6px; font-size: 0.78rem; color: var(--gray); margin-bottom: 8px; flex-wrap: wrap; }
.breadcrumb a { color: var(--gray); }
.breadcrumb a:hover { color: var(--primary-dark); }
.breadcrumb i { font-size: 0.6rem; opacity: 0.6; }
.breadcrumb .current { color: var(--white); font-weight: 600; }

/* ===== BUTTONS ===== */
.btn { display: inline-flex; align-items: center; gap: 6px; padding: 9px 16px; border-radius: var(--radius-sm); font-weight: 600; font-size: 0.82rem; border: none; cursor: pointer; transition: all var(--transition); font-family: var(--font); letter-spacing: -0.01em; }
.btn:active { transform: scale(0.97); }
.btn:disabled, .btn.is-loading { opacity: 0.6; cursor: not-allowed; pointer-events: none; }
.btn.is-loading { position: relative; color: transparent !important; }
.btn.is-loading::after { content: ''; position: absolute; width: 14px; height: 14px; border-radius: 50%; border: 2px solid rgba(0,0,0,0.25); border-top-color: currentColor; color: var(--white); animation: btnSpin 0.6s linear infinite; }
@keyframes btnSpin { to { transform: rotate(360deg); } }
.btn-primary { background: var(--primary); color: var(--black); }
.btn-primary:hover { background: var(--primary-dark); }
.btn-success { background: var(--success); color: #fff; }
.btn-success:hover { background: #16a34a; }
.btn-warning { background: var(--warning); color: #fff; }
.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { background: #dc2626; }
.btn-outline { background: transparent; color: var(--gray-light); border: 1px solid var(--border-2); }
.btn-outline:hover { border-color: var(--gray); color: var(--white); }
.btn-sm { padding: 6px 12px; font-size: 0.76rem; }
.btn-lg { padding: 12px 22px; font-size: 0.92rem; }
.btn-icon { padding: 8px; width: 32px; height: 32px; justify-content: center; }
.btn-whatsapp { background: #25d366; color: #fff; }
.btn-whatsapp:hover { background: #1da851; }

/* ===== CARDS ===== */
.card { background: var(--surface); border-radius: var(--radius); border: 1px solid var(--border); padding: 22px; margin-bottom: 16px; transition: box-shadow var(--transition), border-color var(--transition); }
.card-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; padding-bottom: 12px; border-bottom: 1px solid var(--border); }
.card-header h3 { font-size: 0.95rem; font-weight: 600; }
.card.card-hoverable:hover { box-shadow: var(--shadow); border-color: var(--border-2); }

/* ===== STATS ===== */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; margin-bottom: 20px; }
.stat-card { background: var(--surface); border-radius: var(--radius); border: 1px solid var(--border); padding: 18px; transition: transform var(--transition), box-shadow var(--transition); }
.stat-card:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.stat-card .stat-icon { width: 38px; height: 38px; border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; margin-bottom: 12px; font-size: 1rem; }
.stat-card .stat-icon.purple { background: var(--primary-glow); color: var(--primary); }
.stat-card .stat-icon.green { background: rgba(34,197,94,0.08); color: var(--success); }
.stat-card .stat-icon.amber { background: rgba(245,158,11,0.08); color: var(--warning); }
.stat-card .stat-icon.red { background: rgba(239,68,68,0.08); color: var(--danger); }
.stat-card .stat-num { font-size: 1.8rem; font-weight: 800; letter-spacing: -0.03em; line-height: 1.1; }
.stat-card .stat-label { color: var(--gray); font-size: 0.75rem; margin-top: 4px; }

/* ===== TABLE ===== */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 12px 14px; text-align: left; border-bottom: 1px solid var(--border); font-size: 0.83rem; }
th { font-weight: 600; color: var(--gray); font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.05em; background: var(--surface-2); position: sticky; top: 0; }
tbody tr:hover { background: rgba(0,0,0,0.015); }
td strong { color: var(--white); }

/* ===== PAGINATION ===== */
.pagination { display: flex; align-items: center; justify-content: center; gap: 6px; margin-top: 20px; flex-wrap: wrap; }
.pagination a, .pagination span { display: inline-flex; align-items: center; justify-content: center; min-width: 34px; height: 34px; padding: 0 10px; border-radius: var(--radius-sm); font-size: 0.82rem; font-weight: 600; color: var(--gray-light); border: 1px solid var(--border-2); }
.pagination a:hover { border-color: var(--gray); color: var(--white); }
.pagination .active { background: var(--primary); color: var(--black); border-color: var(--primary); }
.pagination .disabled { opacity: 0.4; pointer-events: none; }

/* ===== FORMS ===== */
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 0.8rem; font-weight: 500; margin-bottom: 6px; color: var(--gray); }
.form-group label .required { color: var(--danger); margin-left: 2px; }
.form-group input, .form-group select, .form-group textarea {
    width: 100%; padding: 10px 12px; border: 1px solid var(--border-2); border-radius: var(--radius-sm);
    font-family: var(--font); font-size: 0.85rem; transition: border-color var(--transition), box-shadow var(--transition); outline: none;
    background: var(--dark); color: var(--white);
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-glow);
}
.form-group input::placeholder, .form-group textarea::placeholder { color: #52525b; }
.form-group textarea { resize: vertical; min-height: 80px; }
.form-group select option { background: var(--surface); color: var(--white); }
.form-group .form-help { font-size: 0.74rem; color: var(--gray); margin-top: 5px; }
.form-group.has-error input, .form-group.has-error select, .form-group.has-error textarea { border-color: var(--danger); }
.form-group .form-error { font-size: 0.74rem; color: var(--danger); margin-top: 5px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }

/* ===== BADGES ===== */
.badge { display: inline-flex; align-items: center; gap: 4px; padding: 3px 9px; border-radius: 50px; font-size: 0.7rem; font-weight: 600; }
.badge-pending { background: rgba(245,158,11,0.12); color: var(--warning); }
.badge-accepted { background: rgba(26,127,55,0.1); color: var(--success); }
.badge-declined { background: rgba(192,57,43,0.1); color: var(--danger); }
.badge-info { background: rgba(37,99,235,0.1); color: var(--info); }
.badge-success { background: var(--success-soft); color: var(--success); }
.badge-warning { background: var(--warning-soft); color: var(--warning); }
.badge-danger { background: var(--danger-soft); color: var(--danger); }
.badge-neutral { background: var(--surface-3); color: var(--gray-light); }
.badge-primary { background: var(--primary-glow); color: var(--primary-dark); }

/* ===== INVITE CARD (Public) ===== */
.invite-page { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 32px 16px; background: var(--black); }
.invite-card { background: var(--surface); border-radius: var(--radius-lg); max-width: 480px; width: 100%; overflow: hidden; border: 1px solid var(--border); animation: slideUp 0.4s ease; }
.invite-card-img { width: 100%; height: 280px; object-fit: cover; }
.invite-card-body { padding: 28px; text-align: center; }
.invite-card-body h1 { font-size: 1.4rem; font-weight: 700; margin-bottom: 6px; color: var(--white); }
.invite-card-body .event-type { color: var(--primary); font-size: 0.75rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.8px; margin-bottom: 14px; }
.invite-card-body .event-details { margin: 16px 0; }
.invite-card-body .detail-row { display: flex; align-items: center; gap: 10px; padding: 9px 0; color: var(--gray-light); font-size: 0.87rem; border-bottom: 1px solid var(--border); }
.invite-card-body .detail-row:last-child { border-bottom: none; }
.invite-card-body .detail-row i { color: var(--primary); width: 18px; text-align: center; font-size: 0.85rem; }
.invite-card-body .guest-name { font-size: 1.05rem; font-weight: 600; margin-bottom: 16px; color: var(--primary); }
.invite-qr { margin: 16px auto; width: 140px; height: 140px; background: #fff; padding: 8px; border-radius: 10px; }
.invite-qr img { width: 100%; height: 100%; }
.rsvp-buttons { display: flex; gap: 10px; margin-top: 20px; }
.rsvp-buttons .btn { flex: 1; justify-content: center; padding: 11px; }

/* ===== ALERTS ===== */
.alert { padding: 12px 16px; border-radius: var(--radius-sm); font-size: 0.83rem; margin-bottom: 14px; display: flex; align-items: center; gap: 8px; }
.alert::before { font-family: 'Font Awesome 6 Free'; font-weight: 900; font-size: 0.9rem; }
.alert-success { background: rgba(26,127,55,0.06); color: var(--success); border: 1px solid rgba(26,127,55,0.12); }
.alert-success::before { content: '\f058'; }
.alert-error, .alert-danger { background: rgba(192,57,43,0.06); color: var(--danger); border: 1px solid rgba(192,57,43,0.12); }
.alert-error::before, .alert-danger::before { content: '\f057'; }
.alert-warning { background: rgba(180,83,9,0.06); color: var(--warning); border: 1px solid rgba(180,83,9,0.12); }
.alert-warning::before { content: '\f071'; }
.alert-info { background: rgba(37,99,235,0.06); color: var(--info); border: 1px solid rgba(37,99,235,0.12); }
.alert-info::before { content: '\f05a'; }

/* ===== LOGIN ===== */
.login-page { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: var(--black); }
.login-box { background: var(--surface); border-radius: var(--radius-lg); padding: 40px 36px; width: 100%; max-width: 400px; border: 1px solid var(--border); animation: slideUp 0.4s ease; }
.login-box h1 { font-size: 1.3rem; font-weight: 700; margin-bottom: 6px; text-align: center; color: var(--primary); }
.login-box p { color: var(--gray); font-size: 0.83rem; text-align: center; margin-bottom: 24px; }

/* ===== MODAL ===== */
.modal-overlay { display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.6); backdrop-filter: blur(4px); z-index: 1000; align-items: center; justify-content: center; }
.modal-overlay.active { display: flex; }
.modal-overlay.active .modal { animation: modalIn 0.2s ease; }
.modal { background: var(--surface); border-radius: var(--radius-lg); padding: 28px; width: 90%; max-width: 500px; max-height: 90vh; overflow-y: auto; border: 1px solid var(--border); color: var(--white); }
.modal h2 { font-size: 1.1rem; font-weight: 700; margin-bottom: 16px; display: flex; align-items: center; gap: 8px; }

/* ===== ANIMATIONS ===== */
@keyframes slideUp {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes slideDown {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes modalIn {
    from { opacity: 0; transform: scale(0.96); }
    to { opacity: 1; transform: scale(1); }
}
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* ===== TOAST NOTIFICATIONS ===== */
.toast-container { position: fixed; top: 16px; right: 16px; z-index: 9999; display: flex; flex-direction: column; gap: 8px; }
.toast { padding: 12px 18px; border-radius: var(--radius-sm); font-size: 0.82rem; font-weight: 500; display: flex; align-items: center; gap: 8px; animation: slideIn 0.25s ease; min-width: 260px; }
.toast-success { background: var(--surface-2); color: var(--success); border: 1px solid rgba(26,127,55,0.2); }
.toast-error { background: var(--surface-2); color: var(--danger); border: 1px solid rgba(192,57,43,0.2); }
@keyframes slideIn {
    from { opacity: 0; transform: translateX(20px); }
    to { opacity: 1; transform: translateX(0); }
}

/* ===== EMPTY STATE ===== */
.empty-state { text-align: center; padding: 40px 20px; color: var(--gray); }
.empty-state i { font-size: 2rem; margin-bottom: 12px; opacity: 0.25; display: block; }
.empty-state p { font-size: 0.85rem; margin-bottom: 14px; }

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .mobile-toggle { display: flex; }
    .sidebar { transform: translateX(-100%); }
    .sidebar.open { transform: translateX(0); }
    .sidebar-overlay.active { display: block; }
    .main-content { margin-left: 0; padding: 18px; padding-top: 60px; }
    .form-row { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: 1fr 1fr; gap: 8px; }
    .stat-card { padding: 14px; }
    .stat-card .stat-num { font-size: 1.4rem; }
    .rsvp-buttons { flex-direction: column; }
    .topbar { flex-direction: column; align-items: flex-start; gap: 10px; }
    .topbar h1 { font-size: 1.15rem; }
    .card { padding: 16px; }
}

@media (max-width: 480px) {
    .stats-grid { grid-template-columns: 1fr; }
    .btn { padding: 8px 14px; font-size: 0.8rem; }
}