/* ============================================================
   ClinicPro — Premium Design System
   Dark Theme with Glassmorphism
   ============================================================ */

/* ---------- CSS Variables ---------- */
:root {
    --bg-primary: #0a0e1a;
    --bg-secondary: #111827;
    --bg-tertiary: #1f2937;
    --bg-card: rgba(17, 24, 39, 0.8);
    --bg-glass: rgba(255, 255, 255, 0.03);
    --bg-glass-hover: rgba(255, 255, 255, 0.06);

    --border: rgba(255, 255, 255, 0.06);
    --border-hover: rgba(255, 255, 255, 0.12);
    --border-focus: #6366f1;

    --text-primary: #f3f4f6;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;

    --accent-primary: #6366f1;
    --accent-primary-rgb: 99, 102, 241;
    --accent-hover: #818cf8;
    --accent-secondary: #8b5cf6;
    --accent-gradient: linear-gradient(135deg, #6366f1, #8b5cf6);

    --success: #10b981;
    --success-bg: rgba(16, 185, 129, 0.1);
    --warning: #f59e0b;
    --warning-bg: rgba(245, 158, 11, 0.1);
    --danger: #ef4444;
    --danger-bg: rgba(239, 68, 68, 0.1);
    --info: #3b82f6;
    --info-bg: rgba(59, 130, 246, 0.1);

    --sidebar-width: 260px;
    --sidebar-collapsed: 72px;
    --header-height: 64px;

    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 20px;

    --shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
    --shadow-md: 0 4px 14px rgba(0,0,0,0.4);
    --shadow-lg: 0 10px 40px rgba(0,0,0,0.5);
    --shadow-glow: 0 0 20px rgba(99, 102, 241, 0.15);

    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.15s ease;
}

/* ---------- Reset & Base ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 14px; scroll-behavior: smooth; }
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow: hidden;
    height: 100vh;
}
a { color: var(--accent-primary); text-decoration: none; transition: var(--transition-fast); }
a:hover { color: var(--accent-hover); }
input, select, textarea, button { font-family: inherit; font-size: inherit; }

/* ---------- Scrollbar ---------- */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.2); }

/* ============================================================
   LOGIN SCREEN
   ============================================================ */
.login-screen {
    display: flex; align-items: center; justify-content: center;
    min-height: 100vh; padding: 20px;
    background: var(--bg-primary);
    background-image:
        radial-gradient(ellipse at 20% 50%, rgba(99,102,241,0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(139,92,246,0.06) 0%, transparent 50%);
}
.login-container {
    width: 100%; max-width: 420px;
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 40px;
    box-shadow: var(--shadow-lg);
    animation: fadeInUp 0.6s ease;
}
.login-brand { text-align: center; margin-bottom: 32px; }
.login-logo {
    width: 64px; height: 64px; margin: 0 auto 16px;
    background: var(--accent-gradient);
    border-radius: var(--radius-lg);
    display: flex; align-items: center; justify-content: center;
    font-size: 28px; color: white;
    box-shadow: var(--shadow-glow);
}
.login-brand h1 { font-size: 28px; font-weight: 700; color: var(--text-primary); }
.login-brand h1 span { color: var(--accent-primary); }
.login-brand p { color: var(--text-secondary); font-size: 13px; margin-top: 4px; }
.login-form { display: flex; flex-direction: column; gap: 16px; }
.login-form h3 { text-align: center; margin-bottom: 8px; color: var(--text-primary); }
.login-footer { text-align: center; margin-top: 16px; }
.btn-link {
    background: none; border: none; color: var(--accent-primary);
    cursor: pointer; font-size: 13px;
    transition: var(--transition-fast);
}
.btn-link:hover { color: var(--accent-hover); text-decoration: underline; }

/* ============================================================
   APP LAYOUT
   ============================================================ */
.app-container { display: flex; height: 100vh; overflow: hidden; }

/* ---------- Sidebar ---------- */
.sidebar {
    width: var(--sidebar-width); height: 100vh;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border);
    display: flex; flex-direction: column;
    transition: var(--transition);
    z-index: 100;
    flex-shrink: 0;
}
.sidebar.collapsed { width: var(--sidebar-collapsed); }
.sidebar.collapsed .brand-text,
.sidebar.collapsed .nav-item span,
.sidebar.collapsed .user-details { display: none; }
.sidebar.collapsed .nav-item { justify-content: center; padding: 12px; }
.sidebar.collapsed .sidebar-brand { justify-content: center; padding: 16px 0; }

.sidebar-brand {
    display: flex; align-items: center; gap: 12px;
    padding: 20px 20px; border-bottom: 1px solid var(--border);
}
.brand-icon {
    width: 38px; height: 38px;
    background: var(--accent-gradient);
    border-radius: var(--radius-md);
    display: flex; align-items: center; justify-content: center;
    font-size: 18px; color: white; flex-shrink: 0;
}
.brand-text { font-size: 18px; color: var(--text-primary); font-weight: 300; }
.brand-text strong { font-weight: 700; color: var(--accent-primary); }

.sidebar-nav {
    flex: 1; padding: 12px 10px;
    display: flex; flex-direction: column; gap: 2px;
    overflow-y: auto;
}
.nav-item {
    display: flex; align-items: center; gap: 12px;
    padding: 11px 16px; border-radius: var(--radius-md);
    color: var(--text-secondary); font-weight: 500; font-size: 13px;
    transition: var(--transition-fast);
    cursor: pointer; white-space: nowrap;
}
.nav-item i { width: 20px; text-align: center; font-size: 15px; flex-shrink: 0; }
.nav-item:hover { background: var(--bg-glass-hover); color: var(--text-primary); }
.nav-item.active {
    background: rgba(var(--accent-primary-rgb), 0.12);
    color: var(--accent-primary);
}
.nav-item.active::before {
    content: ''; position: absolute; left: 0; top: 50%; transform: translateY(-50%);
    width: 3px; height: 24px; background: var(--accent-primary);
    border-radius: 0 3px 3px 0;
}
.nav-item { position: relative; }

.sidebar-footer {
    padding: 16px; border-top: 1px solid var(--border);
    display: flex; align-items: center; gap: 10px;
}
.user-info { display: flex; align-items: center; gap: 10px; flex: 1; min-width: 0; }
.user-avatar {
    width: 36px; height: 36px; border-radius: 50%;
    background: var(--accent-gradient);
    display: flex; align-items: center; justify-content: center;
    font-weight: 600; font-size: 14px; color: white; flex-shrink: 0;
}
.user-details { display: flex; flex-direction: column; min-width: 0; }
.user-name { font-size: 13px; font-weight: 600; color: var(--text-primary); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.user-role { font-size: 11px; color: var(--text-muted); }

/* ---------- Main Content ---------- */
.main-content { flex: 1; display: flex; flex-direction: column; overflow: hidden; min-width: 0; }

.top-header {
    height: var(--header-height); padding: 0 24px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    display: flex; align-items: center; gap: 16px;
    flex-shrink: 0;
}
.header-search {
    flex: 1; max-width: 400px;
    display: flex; align-items: center; gap: 10px;
    background: var(--bg-tertiary); border: 1px solid var(--border);
    border-radius: var(--radius-md); padding: 0 14px;
}
.header-search i { color: var(--text-muted); font-size: 14px; }
.header-search input {
    flex: 1; border: none; background: none; color: var(--text-primary);
    padding: 10px 0; outline: none;
}
.header-search input::placeholder { color: var(--text-muted); }
.header-actions { display: flex; align-items: center; gap: 12px; margin-left: auto; }
.header-date { color: var(--text-secondary); font-size: 13px; font-weight: 500; }

.notification-btn { position: relative; }
.badge {
    position: absolute; top: -4px; right: -4px;
    background: var(--danger); color: white;
    font-size: 10px; font-weight: 700;
    width: 18px; height: 18px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
}
.badge:empty, .badge[data-count="0"] { display: none; }

.content-area {
    flex: 1; padding: 24px;
    overflow-y: auto;
    background: var(--bg-primary);
    background-image:
        radial-gradient(ellipse at 30% 0%, rgba(99,102,241,0.03) 0%, transparent 50%),
        radial-gradient(ellipse at 70% 100%, rgba(139,92,246,0.02) 0%, transparent 50%);
}

/* ============================================================
   COMPONENTS
   ============================================================ */

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 10px 20px; border: none; border-radius: var(--radius-md);
    font-weight: 600; font-size: 13px; cursor: pointer;
    transition: var(--transition); white-space: nowrap;
}
.btn i { font-size: 14px; }
.btn-primary {
    background: var(--accent-gradient); color: white;
    box-shadow: 0 2px 10px rgba(var(--accent-primary-rgb), 0.3);
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 4px 16px rgba(var(--accent-primary-rgb), 0.4); }
.btn-secondary { background: var(--bg-tertiary); color: var(--text-primary); border: 1px solid var(--border); }
.btn-secondary:hover { border-color: var(--border-hover); background: var(--bg-glass-hover); }
.btn-success { background: var(--success); color: white; }
.btn-danger { background: var(--danger); color: white; }
.btn-warning { background: var(--warning); color: #1a1a1a; }
.btn-sm { padding: 6px 12px; font-size: 12px; }
.btn-block { width: 100%; justify-content: center; }
.btn-icon {
    background: none; border: none; color: var(--text-secondary);
    cursor: pointer; padding: 8px; border-radius: var(--radius-sm);
    transition: var(--transition-fast); font-size: 16px;
}
.btn-icon:hover { color: var(--text-primary); background: var(--bg-glass-hover); }
.btn-group { display: flex; gap: 8px; }

/* ---------- Forms ---------- */
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label {
    font-size: 12px; font-weight: 600; color: var(--text-secondary);
    display: flex; align-items: center; gap: 6px;
}
.form-group label i { font-size: 12px; color: var(--text-muted); }
.form-group input, .form-group select, .form-group textarea {
    padding: 10px 14px; border-radius: var(--radius-md);
    border: 1px solid var(--border); background: var(--bg-tertiary);
    color: var(--text-primary); outline: none;
    transition: var(--transition-fast);
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(var(--accent-primary-rgb), 0.15);
}
.form-group textarea { resize: vertical; min-height: 80px; }
.form-group select { cursor: pointer; }
.form-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; }
.form-actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 16px; }

/* ---------- Cards ---------- */
.card {
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
    transition: var(--transition);
}
.card:hover { border-color: var(--border-hover); }
.card-header {
    display: flex; align-items: center; justify-content: space-between;
    margin-bottom: 20px; padding-bottom: 16px; border-bottom: 1px solid var(--border);
}
.card-header h2, .card-header h3 { font-size: 16px; font-weight: 700; }
.card-title { font-size: 16px; font-weight: 700; margin-bottom: 16px; }
.card-value {
    font-size: 28px; font-weight: 800; margin: 8px 0 4px;
    background: var(--accent-gradient);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* KPI Cards */
.kpi-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 16px; margin-bottom: 24px; }
.kpi-card {
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 20px; position: relative; overflow: hidden;
    transition: var(--transition);
}
.kpi-card:hover { border-color: var(--border-hover); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.kpi-card::after {
    content: ''; position: absolute; top: 0; right: 0;
    width: 80px; height: 80px;
    border-radius: 0 0 0 80px;
    opacity: 0.06;
}
.kpi-card.blue::after { background: var(--info); }
.kpi-card.green::after { background: var(--success); }
.kpi-card.purple::after { background: var(--accent-secondary); }
.kpi-card.orange::after { background: var(--warning); }
.kpi-card.red::after { background: var(--danger); }
.kpi-icon {
    width: 42px; height: 42px; border-radius: var(--radius-md);
    display: flex; align-items: center; justify-content: center;
    font-size: 18px; margin-bottom: 12px;
}
.kpi-icon.blue { background: var(--info-bg); color: var(--info); }
.kpi-icon.green { background: var(--success-bg); color: var(--success); }
.kpi-icon.purple { background: rgba(139,92,246,0.1); color: var(--accent-secondary); }
.kpi-icon.orange { background: var(--warning-bg); color: var(--warning); }
.kpi-icon.red { background: var(--danger-bg); color: var(--danger); }
.kpi-label { font-size: 12px; color: var(--text-secondary); font-weight: 500; text-transform: uppercase; letter-spacing: 0.5px; }
.kpi-value { font-size: 26px; font-weight: 800; margin: 4px 0; }
.kpi-sub { font-size: 12px; color: var(--text-muted); }

/* ---------- Tables ---------- */
.table-container {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}
.table-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 16px 20px; border-bottom: 1px solid var(--border);
    flex-wrap: wrap; gap: 12px;
}
.table-header h3 { font-size: 15px; font-weight: 700; }
.table-actions { display: flex; gap: 8px; align-items: center; }
table { width: 100%; border-collapse: collapse; }
thead { background: var(--bg-glass); }
th {
    padding: 12px 16px; text-align: left; font-size: 11px;
    font-weight: 700; color: var(--text-muted);
    text-transform: uppercase; letter-spacing: 0.5px;
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}
td {
    padding: 12px 16px; font-size: 13px;
    border-bottom: 1px solid var(--border);
    color: var(--text-secondary);
}
tr:hover td { background: var(--bg-glass-hover); color: var(--text-primary); }
tr:last-child td { border-bottom: none; }

.table-footer {
    display: flex; align-items: center; justify-content: space-between;
    padding: 12px 20px; border-top: 1px solid var(--border);
}
.table-footer span { font-size: 12px; color: var(--text-muted); }

/* ---------- Badges / Status ---------- */
.status-badge {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 4px 10px; border-radius: 20px;
    font-size: 11px; font-weight: 600;
}
.status-badge::before { content: ''; width: 6px; height: 6px; border-radius: 50%; }
.status-ativo, .status-paga, .status-realizado, .status-convertido { background: var(--success-bg); color: var(--success); }
.status-ativo::before, .status-paga::before, .status-realizado::before, .status-convertido::before { background: var(--success); }
.status-pendente, .status-agendado, .status-aguardando, .status-novo { background: var(--info-bg); color: var(--info); }
.status-pendente::before, .status-agendado::before, .status-aguardando::before, .status-novo::before { background: var(--info); }
.status-atrasada, .status-vencida, .status-cancelado, .status-perdido, .status-no_show { background: var(--danger-bg); color: var(--danger); }
.status-atrasada::before, .status-vencida::before, .status-cancelado::before, .status-perdido::before, .status-no_show::before { background: var(--danger); }
.status-parcial, .status-confirmado, .status-contato { background: var(--warning-bg); color: var(--warning); }
.status-parcial::before, .status-confirmado::before, .status-contato::before { background: var(--warning); }
.status-inativo, .status-rascunho, .status-aberta { background: rgba(107,114,128,0.1); color: var(--text-muted); }
.status-inativo::before, .status-rascunho::before, .status-aberta::before { background: var(--text-muted); }
.status-em_atendimento, .status-proposta { background: rgba(139,92,246,0.1); color: var(--accent-secondary); }
.status-em_atendimento::before, .status-proposta::before { background: var(--accent-secondary); }

/* ---------- Modal ---------- */
.modal-overlay {
    position: fixed; top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.6); backdrop-filter: blur(4px);
    display: flex; align-items: center; justify-content: center;
    z-index: 1000; padding: 20px;
    animation: fadeIn 0.2s ease;
}
.modal {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    width: 100%; max-width: 600px; max-height: 90vh;
    display: flex; flex-direction: column;
    box-shadow: var(--shadow-lg);
    animation: slideUp 0.3s ease;
}
.modal.modal-lg { max-width: 800px; }
.modal-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 20px 24px; border-bottom: 1px solid var(--border);
}
.modal-header h3 { font-size: 16px; font-weight: 700; }
.modal-body { padding: 24px; overflow-y: auto; flex: 1; }
.modal-footer {
    padding: 16px 24px; border-top: 1px solid var(--border);
    display: flex; justify-content: flex-end; gap: 10px;
}

/* ---------- Toast ---------- */
.toast-container {
    position: fixed; top: 20px; right: 20px;
    display: flex; flex-direction: column; gap: 10px;
    z-index: 2000;
}
.toast {
    padding: 14px 20px; border-radius: var(--radius-md);
    font-size: 13px; font-weight: 500; min-width: 300px;
    display: flex; align-items: center; gap: 10px;
    animation: slideInRight 0.4s ease;
    box-shadow: var(--shadow-md);
}
.toast.success { background: #065f46; color: #a7f3d0; border-left: 4px solid var(--success); }
.toast.error { background: #7f1d1d; color: #fca5a5; border-left: 4px solid var(--danger); }
.toast.warning { background: #78350f; color: #fde68a; border-left: 4px solid var(--warning); }
.toast.info { background: #1e3a5f; color: #93c5fd; border-left: 4px solid var(--info); }

/* ---------- Page Header ---------- */
.page-header {
    display: flex; align-items: center; justify-content: space-between;
    margin-bottom: 24px; flex-wrap: wrap; gap: 12px;
}
.page-header h1 { font-size: 24px; font-weight: 800; }
.page-header p { color: var(--text-secondary); font-size: 13px; margin-top: 2px; }

/* ---------- Tabs ---------- */
.tabs {
    display: flex; gap: 2px; margin-bottom: 20px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 4px; width: fit-content;
}
.tab {
    padding: 8px 16px; border-radius: var(--radius-sm);
    font-size: 13px; font-weight: 500;
    color: var(--text-secondary); cursor: pointer;
    transition: var(--transition-fast); border: none; background: none;
}
.tab:hover { color: var(--text-primary); }
.tab.active { background: var(--accent-primary); color: white; }

/* ---------- Kanban ---------- */
.kanban-board {
    display: flex; gap: 16px; overflow-x: auto;
    padding-bottom: 16px; min-height: 500px;
}
.kanban-column {
    min-width: 280px; max-width: 320px; flex-shrink: 0;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    display: flex; flex-direction: column; max-height: 70vh;
}
.kanban-header {
    padding: 16px; border-bottom: 1px solid var(--border);
    display: flex; align-items: center; justify-content: space-between;
}
.kanban-header h4 { font-size: 14px; font-weight: 700; display: flex; align-items: center; gap: 8px; }
.kanban-count {
    background: var(--bg-tertiary); padding: 2px 8px;
    border-radius: 10px; font-size: 11px; color: var(--text-muted);
}
.kanban-body { padding: 12px; overflow-y: auto; flex: 1; display: flex; flex-direction: column; gap: 10px; }
.kanban-card {
    background: var(--bg-tertiary); border: 1px solid var(--border);
    border-radius: var(--radius-md); padding: 14px;
    cursor: pointer; transition: var(--transition);
}
.kanban-card:hover { border-color: var(--accent-primary); transform: translateY(-1px); box-shadow: var(--shadow-sm); }
.kanban-card h5 { font-size: 13px; font-weight: 600; margin-bottom: 6px; }
.kanban-card p { font-size: 12px; color: var(--text-secondary); }
.kanban-card .card-meta { display: flex; gap: 8px; margin-top: 10px; font-size: 11px; color: var(--text-muted); }

/* ---------- Chart Placeholder ---------- */
.chart-container {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px; min-height: 300px;
    position: relative;
}
.chart-container h3 { font-size: 15px; font-weight: 700; margin-bottom: 16px; }
.chart-bars { display: flex; align-items: flex-end; gap: 8px; height: 200px; padding-top: 20px; }
.chart-bar {
    flex: 1; border-radius: 4px 4px 0 0;
    background: var(--accent-gradient);
    min-width: 30px; transition: var(--transition);
    position: relative; cursor: pointer;
}
.chart-bar:hover { opacity: 0.85; }
.chart-bar .bar-label {
    position: absolute; bottom: -22px; left: 50%; transform: translateX(-50%);
    font-size: 10px; color: var(--text-muted); white-space: nowrap;
}
.chart-bar .bar-value {
    position: absolute; top: -20px; left: 50%; transform: translateX(-50%);
    font-size: 11px; font-weight: 600; color: var(--text-primary); white-space: nowrap;
}
.chart-bar.secondary { background: rgba(139,92,246,0.5); }

/* ---------- Alerts ---------- */
.alert {
    padding: 12px 16px; border-radius: var(--radius-md);
    font-size: 13px; margin-top: 8px;
}
.alert-error { background: var(--danger-bg); color: var(--danger); border: 1px solid rgba(239,68,68,0.2); }
.alert-success { background: var(--success-bg); color: var(--success); border: 1px solid rgba(16,185,129,0.2); }
.alert-warning { background: var(--warning-bg); color: var(--warning); }
.alert-info { background: var(--info-bg); color: var(--info); }

/* ---------- Pagination ---------- */
.pagination { display: flex; align-items: center; gap: 4px; }
.pagination button {
    padding: 6px 12px; border: 1px solid var(--border);
    background: var(--bg-tertiary); color: var(--text-secondary);
    border-radius: var(--radius-sm); cursor: pointer; font-size: 12px;
    transition: var(--transition-fast);
}
.pagination button:hover { border-color: var(--accent-primary); color: var(--text-primary); }
.pagination button.active { background: var(--accent-primary); color: white; border-color: var(--accent-primary); }
.pagination button:disabled { opacity: 0.3; cursor: not-allowed; }

/* ---------- Empty State ---------- */
.empty-state {
    text-align: center; padding: 60px 20px;
    color: var(--text-muted);
}
.empty-state i { font-size: 48px; margin-bottom: 16px; opacity: 0.3; }
.empty-state h3 { font-size: 18px; font-weight: 600; color: var(--text-secondary); margin-bottom: 8px; }
.empty-state p { font-size: 13px; margin-bottom: 20px; }

/* ---------- Loading ---------- */
.loading {
    display: flex; align-items: center; justify-content: center; padding: 40px;
}
.spinner {
    width: 36px; height: 36px;
    border: 3px solid var(--border);
    border-top: 3px solid var(--accent-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

/* ---------- Grid Layouts ---------- */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }

/* ============================================================
   ANIMATIONS
   ============================================================ */
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes fadeInUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
@keyframes slideUp { from { opacity: 0; transform: translateY(40px) scale(0.97); } to { opacity: 1; transform: translateY(0) scale(1); } }
@keyframes slideInRight { from { opacity: 0; transform: translateX(100px); } to { opacity: 1; transform: translateX(0); } }
@keyframes spin { to { transform: rotate(360deg); } }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
    .kpi-grid { grid-template-columns: repeat(2, 1fr); }
    .grid-2, .grid-3 { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
    .sidebar {
        position: fixed; left: -260px; z-index: 200;
        box-shadow: var(--shadow-lg);
    }
    .sidebar.mobile-open { left: 0; }
    .kpi-grid { grid-template-columns: 1fr; }
    .kanban-board { flex-direction: column; }
    .kanban-column { max-width: 100%; min-width: auto; }
    .table-header { flex-direction: column; align-items: flex-start; }
    .form-row { grid-template-columns: 1fr; }
}