/* ============================================================
   CUSTOLENS - PREMIUM DARK/LIGHT THEME
   ============================================================ */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    --bg-card: rgba(30, 41, 59, 0.7);
    --bg-card-hover: rgba(30, 41, 59, 0.9);
    --border: rgba(148, 163, 184, 0.1);
    --border-hover: rgba(148, 163, 184, 0.2);
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --accent: #3b82f6;
    --accent-hover: #2563eb;
    --accent-glow: rgba(59, 130, 246, 0.3);
    --green: #22c55e;
    --green-bg: rgba(34, 197, 94, 0.15);
    --yellow: #eab308;
    --yellow-bg: rgba(234, 179, 8, 0.15);
    --orange: #f97316;
    --orange-bg: rgba(249, 115, 22, 0.15);
    --red: #ef4444;
    --red-bg: rgba(239, 68, 68, 0.15);
    --purple: #a855f7;
    --purple-bg: rgba(168, 85, 247, 0.15);
    --cyan: #06b6d4;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --shadow-md: 0 4px 20px rgba(0,0,0,0.3);
    --shadow-lg: 0 10px 40px rgba(0,0,0,0.4);
    --shadow-glow: 0 0 30px rgba(59,130,246,0.15);
    --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── LIGHT THEME ──────────────────────────────────────────── */
[data-theme="light"] {
    --bg-primary: #f8fafc;
    --bg-secondary: #f1f5f9;
    --bg-tertiary: #e2e8f0;
    --bg-card: rgba(255, 255, 255, 0.8);
    --bg-card-hover: rgba(255, 255, 255, 0.95);
    --border: rgba(100, 116, 139, 0.15);
    --border-hover: rgba(100, 116, 139, 0.25);
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    --accent: #3b82f6;
    --accent-hover: #2563eb;
    --accent-glow: rgba(59, 130, 246, 0.2);
    --green: #16a34a;
    --green-bg: rgba(22, 163, 74, 0.1);
    --yellow: #ca8a04;
    --yellow-bg: rgba(202, 138, 4, 0.1);
    --orange: #ea580c;
    --orange-bg: rgba(234, 88, 12, 0.1);
    --red: #dc2626;
    --red-bg: rgba(220, 38, 38, 0.1);
    --purple: #9333ea;
    --purple-bg: rgba(147, 51, 234, 0.1);
    --cyan: #0891b2;
    --shadow-md: 0 4px 20px rgba(0,0,0,0.08);
    --shadow-lg: 0 10px 40px rgba(0,0,0,0.12);
    --shadow-glow: 0 0 30px rgba(59,130,246,0.1);
}
[data-theme="light"] .ambient-bg { opacity: 0.4; }
[data-theme="light"] .blob { opacity: 0.06; }
[data-theme="light"] .header-title h1 {
    background: linear-gradient(135deg, #1e293b, #475569);
    -webkit-background-clip: text; background-clip: text;
}
[data-theme="light"] .loading-overlay { background: rgba(248, 250, 252, 0.85); }
[data-theme="light"] .drawer { box-shadow: -10px 0 40px rgba(0,0,0,0.15); }

html { font-size: 14px; scroll-behavior: smooth; }
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary); color: var(--text-primary);
    min-height: 100vh; overflow-x: hidden; -webkit-font-smoothing: antialiased;
    transition: background 0.3s ease, color 0.3s ease;
}

/* AMBIENT BG */
.ambient-bg { position: fixed; inset: 0; z-index: 0; overflow: hidden; pointer-events: none; }
.blob { position: absolute; border-radius: 50%; filter: blur(120px); opacity: 0.12; animation: blobFloat 20s ease-in-out infinite; }
.blob-1 { width: 600px; height: 600px; background: var(--accent); top: -200px; right: -100px; }
.blob-2 { width: 500px; height: 500px; background: var(--purple); bottom: -150px; left: -100px; animation-delay: -7s; }
.blob-3 { width: 400px; height: 400px; background: var(--cyan); top: 50%; left: 50%; animation-delay: -14s; }
@keyframes blobFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -30px) scale(1.05); }
    66% { transform: translate(-20px, 20px) scale(0.95); }
}

/* APP SHELL */
#app { position: relative; z-index: 1; max-width: 1440px; margin: 0 auto; padding: 0 24px 40px; }

/* HEADER */
.app-header { display: flex; align-items: center; justify-content: space-between; padding: 20px 0; border-bottom: 1px solid var(--border); margin-bottom: 8px; }
.header-left { display: flex; align-items: center; gap: 14px; }
.header-title h1 { font-size: 1.35rem; font-weight: 700; letter-spacing: -0.02em; background: linear-gradient(135deg, #f1f5f9, #94a3b8); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.header-subtitle { font-size: 0.8rem; color: var(--text-muted); }
.header-right { display: flex; align-items: center; gap: 12px; }
.header-date { font-size: 0.8rem; color: var(--text-secondary); }
.connection-status { display: flex; align-items: center; gap: 6px; font-size: 0.75rem; font-weight: 500; color: var(--green); background: var(--green-bg); padding: 4px 12px; border-radius: 20px; }
.status-dot { width: 7px; height: 7px; background: var(--green); border-radius: 50%; animation: pulse 2s ease-in-out infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; transform: scale(1); } 50% { opacity: 0.5; transform: scale(0.8); } }

/* THEME TOGGLE */
.btn-theme-toggle { width: 36px; height: 36px; border-radius: var(--radius-sm); border: 1px solid var(--border); background: transparent; color: var(--text-secondary); cursor: pointer; display: flex; align-items: center; justify-content: center; transition: var(--transition); }
.btn-theme-toggle:hover { border-color: var(--accent); color: var(--accent); background: rgba(59,130,246,0.08); }

/* USER DROPDOWN */
.user-menu { position: relative; }
.user-menu-trigger { display: flex; align-items: center; gap: 10px; padding: 4px 12px 4px 4px; border: 1px solid var(--border); border-radius: 28px; background: var(--bg-card); cursor: pointer; transition: var(--transition); }
.user-menu-trigger:hover { border-color: var(--border-hover); background: var(--bg-card-hover); }
.user-avatar { width: 32px; height: 32px; border-radius: 50%; background: linear-gradient(135deg, var(--accent), var(--purple)); display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 0.85rem; color: white; }
.user-menu-info { display: flex; flex-direction: column; }
.user-menu-name { font-size: 0.8rem; font-weight: 600; color: var(--text-primary); line-height: 1.2; }
.user-menu-role { font-size: 0.65rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.05em; }
.user-dropdown { display: none; position: absolute; top: calc(100% + 8px); right: 0; min-width: 200px; background: var(--bg-secondary); border: 1px solid var(--border); border-radius: var(--radius-md); box-shadow: var(--shadow-lg); z-index: 200; padding: 6px; animation: dropdownIn 0.2s ease; }
.user-dropdown.open { display: block; }
.user-dropdown-item { display: flex; align-items: center; gap: 10px; padding: 10px 14px; border-radius: var(--radius-sm); font-size: 0.85rem; color: var(--text-secondary); cursor: pointer; transition: var(--transition); border: none; background: none; width: 100%; font-family: inherit; text-align: left; }
.user-dropdown-item:hover { background: rgba(59,130,246,0.1); color: var(--text-primary); }
.user-dropdown-item.danger { color: var(--red); }
.user-dropdown-item.danger:hover { background: var(--red-bg); }
.user-dropdown-divider { height: 1px; background: var(--border); margin: 4px 8px; }

/* TAB NAV */
.tab-nav { display: flex; gap: 4px; padding: 16px 0; overflow-x: auto; scrollbar-width: none; }
.tab-nav::-webkit-scrollbar { display: none; }
.tab-btn { display: flex; align-items: center; gap: 8px; padding: 10px 20px; border: 1px solid transparent; border-radius: var(--radius-md); background: transparent; color: var(--text-secondary); font-family: inherit; font-size: 0.85rem; font-weight: 500; cursor: pointer; transition: var(--transition); white-space: nowrap; }
.tab-btn:hover { color: var(--text-primary); background: rgba(59, 130, 246, 0.08); }
.tab-btn.active { color: var(--accent); background: rgba(59, 130, 246, 0.12); border-color: rgba(59, 130, 246, 0.25); box-shadow: var(--shadow-glow); }
.tab-btn .pending-badge { display: none; min-width: 18px; height: 18px; border-radius: 50%; background: var(--red); color: white; font-size: 0.65rem; font-weight: 700; align-items: center; justify-content: center; margin-left: 4px; }

/* TAB CONTENT */
.tab-panel { display: none; animation: fadeSlideIn 0.4s ease; }
.tab-panel.active { display: block; }
@keyframes fadeSlideIn { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }

/* KPI CARDS */
.kpi-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 20px; }
.kpi-card { display: flex; align-items: center; gap: 16px; padding: 22px 20px; background: var(--bg-card); backdrop-filter: blur(20px); border: 1px solid var(--border); border-radius: var(--radius-lg); transition: var(--transition); }
.kpi-card:hover { border-color: var(--border-hover); background: var(--bg-card-hover); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.kpi-icon { width: 48px; height: 48px; border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.kpi-icon-blue { background: rgba(59, 130, 246, 0.15); color: var(--accent); }
.kpi-icon-red { background: var(--red-bg); color: var(--red); }
.kpi-icon-green { background: var(--green-bg); color: var(--green); }
.kpi-icon-purple { background: var(--purple-bg); color: var(--purple); }
.kpi-info { display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.kpi-label { font-size: 0.78rem; color: var(--text-muted); font-weight: 500; text-transform: uppercase; letter-spacing: 0.04em; }
.kpi-value { font-size: 1.6rem; font-weight: 700; letter-spacing: -0.02em; color: var(--text-primary); }

/* CARDS */
.card { background: var(--bg-card); backdrop-filter: blur(20px); border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden; margin-bottom: 20px; transition: var(--transition); }
.card:hover { border-color: var(--border-hover); }
.card-header { display: flex; align-items: center; justify-content: space-between; padding: 18px 24px; border-bottom: 1px solid var(--border); }
.card-header h3 { font-size: 0.95rem; font-weight: 600; color: var(--text-primary); }
.card-body { padding: 20px 24px; }

/* CHARTS */
.charts-row { display: flex; gap: 20px; margin-bottom: 20px; }
.chart-card { margin-bottom: 0; }
.chart-card-sm { flex: 0 0 340px; }
.chart-card-lg { flex: 1; min-width: 0; }
.chart-card-half { flex: 1; min-width: 0; margin-bottom: 0; }
.chart-container { position: relative; height: 320px; }
.chart-container canvas { width: 100% !important; height: 100% !important; }
.chart-container-donut { display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 20px 16px !important; }
.chart-container-donut canvas { max-width: 220px; max-height: 220px; }
.donut-legend { display: flex; flex-wrap: wrap; gap: 10px 16px; justify-content: center; margin-top: 16px; }
.donut-legend-item { display: flex; align-items: center; gap: 6px; font-size: 0.75rem; color: var(--text-secondary); }
.donut-legend-dot { width: 10px; height: 10px; border-radius: 3px; flex-shrink: 0; }

/* BADGES */
.badge { display: inline-flex; align-items: center; padding: 4px 12px; border-radius: 20px; font-size: 0.72rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.04em; }
.badge-green { background: var(--green-bg); color: var(--green); }
.badge-yellow { background: var(--yellow-bg); color: var(--yellow); }
.badge-orange { background: var(--orange-bg); color: var(--orange); }
.badge-red { background: var(--red-bg); color: var(--red); }
.badge-purple { background: var(--purple-bg); color: var(--purple); }
.badge-blue { background: rgba(59,130,246,0.15); color: var(--accent); }

/* TABLES */
.table-wrapper { overflow-x: auto; }
.data-table { width: 100%; border-collapse: collapse; font-size: 0.85rem; }
.data-table thead th { padding: 12px 16px; text-align: left; font-weight: 600; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--text-muted); border-bottom: 1px solid var(--border); white-space: nowrap; position: sticky; top: 0; background: var(--bg-secondary); z-index: 2; }
.data-table tbody td { padding: 12px 16px; border-bottom: 1px solid var(--border); color: var(--text-secondary); white-space: nowrap; }
.data-table tbody tr { transition: var(--transition); }
.data-table tbody tr:hover { background: rgba(59, 130, 246, 0.05); }
.data-table tbody tr:last-child td { border-bottom: none; }
.table-empty { text-align: center; padding: 40px 16px !important; color: var(--text-muted) !important; font-style: italic; }
.data-table-interactive tbody tr { cursor: pointer; }
.data-table-interactive tbody tr:hover { background: rgba(59, 130, 246, 0.08); }
.sortable { cursor: pointer; user-select: none; }
.sortable:hover { color: var(--text-primary); }
.sort-icon { font-size: 0.7rem; margin-left: 4px; opacity: 0.5; }

/* FILTER BAR */
.filter-bar { display: flex; align-items: flex-end; gap: 16px; padding: 20px 24px !important; margin-bottom: 20px; flex-wrap: wrap; overflow: visible !important; position: relative; z-index: 20; }
.filter-group { display: flex; flex-direction: column; gap: 6px; }
.filter-group label { font-size: 0.72rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; color: var(--text-muted); }
.filter-group-search { flex: 1; min-width: 200px; }
.filter-select { appearance: none; padding: 9px 32px 9px 12px; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--bg-secondary); color: var(--text-primary); font-family: inherit; font-size: 0.85rem; cursor: pointer; transition: var(--transition); background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 10px center; }
.filter-select:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow); }
.search-input-wrap { position: relative; }
.search-input-wrap svg { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); color: var(--text-muted); }
.filter-input { width: 100%; padding: 9px 12px 9px 36px; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--bg-secondary); color: var(--text-primary); font-family: inherit; font-size: 0.85rem; transition: var(--transition); }
.filter-input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow); }
.filter-input::placeholder { color: var(--text-muted); }

/* MULTI SELECT */
.multi-select { position: relative; min-width: 200px; }
.multi-select-trigger { display: flex; align-items: center; justify-content: space-between; gap: 8px; padding: 9px 12px; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--bg-secondary); color: var(--text-primary); font-size: 0.85rem; cursor: pointer; transition: var(--transition); }
.multi-select-trigger:hover { border-color: var(--border-hover); }
.multi-select-trigger.open { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow); }
.multi-select-dropdown { display: none; position: absolute; top: calc(100% + 4px); left: 0; right: 0; background: var(--bg-secondary); border: 1px solid var(--border); border-radius: var(--radius-sm); box-shadow: var(--shadow-lg); max-height: 240px; overflow-y: auto; z-index: 100; padding: 6px; }
.multi-select-dropdown.open { display: block; animation: dropdownIn 0.2s ease; }
@keyframes dropdownIn { from { opacity: 0; transform: translateY(-4px); } to { opacity: 1; transform: translateY(0); } }
.multi-select-option { display: flex; align-items: center; gap: 8px; padding: 8px 10px; border-radius: 6px; cursor: pointer; font-size: 0.82rem; color: var(--text-secondary); transition: var(--transition); }
.multi-select-option:hover { background: rgba(59, 130, 246, 0.1); color: var(--text-primary); }
.multi-select-option input[type="checkbox"] { accent-color: var(--accent); width: 15px; height: 15px; }
.btn-ghost { background: transparent; color: var(--accent); border: 1px solid var(--border); }
.btn-ghost:hover { background: rgba(59, 130, 246, 0.08); border-color: var(--accent); }
.btn-danger { background: var(--red); color: white; }
.btn-danger:hover { background: #dc2626; }
.btn-success { background: var(--green); color: white; }
.btn-success:hover { background: #16a34a; }

/* DRAWER */
.drawer-overlay { display: none; position: fixed; inset: 0; background: rgba(0, 0, 0, 0.6); backdrop-filter: blur(4px); z-index: 500; animation: fadeIn 0.3s ease; }
.drawer-overlay.open { display: block; }
.drawer { position: fixed; top: 0; right: -700px; width: 580px; max-width: 90vw; height: 100vh; background: var(--bg-primary); border-left: 1px solid var(--border); z-index: 501; display: flex; flex-direction: column; transition: right 0.35s cubic-bezier(0.4, 0, 0.2, 1); box-shadow: -10px 0 40px rgba(0, 0, 0, 0.5); visibility: hidden; }
.drawer.open { right: 0; visibility: visible; }
.drawer-header { display: flex; align-items: center; justify-content: space-between; padding: 20px 24px; border-bottom: 1px solid var(--border); flex-shrink: 0; }
.drawer-header h3 { font-size: 1.05rem; font-weight: 600; }
.drawer-close { width: 36px; height: 36px; border: 1px solid var(--border); border-radius: var(--radius-sm); background: transparent; color: var(--text-secondary); cursor: pointer; display: flex; align-items: center; justify-content: center; transition: var(--transition); }
.drawer-close:hover { background: var(--red-bg); border-color: var(--red); color: var(--red); }
.drawer-body { flex: 1; overflow-y: auto; padding: 24px; }
.drawer-kpi-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-bottom: 20px; }
.drawer-kpi { padding: 14px; background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-md); text-align: center; }
.drawer-kpi .kpi-label { font-size: 0.7rem; display: block; margin-bottom: 4px; }
.drawer-kpi .kpi-value { font-size: 1.15rem; }
.item-list { display: flex; flex-direction: column; gap: 8px; }
.item-row { display: flex; align-items: center; justify-content: space-between; padding: 10px 14px; background: var(--bg-secondary); border-radius: var(--radius-sm); font-size: 0.82rem; }
.item-row-name { color: var(--text-primary); font-weight: 500; }
.item-row-value { color: var(--text-muted); }

/* ACTION CARDS */
.action-toolbar { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; flex-wrap: wrap; gap: 12px; }
.action-toolbar h2 { font-size: 1.15rem; font-weight: 700; }
.action-sort { display: flex; align-items: center; gap: 10px; }
.action-sort label { font-size: 0.82rem; color: var(--text-muted); }
.action-cards-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 16px; }
.action-card { background: var(--bg-card); backdrop-filter: blur(20px); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 22px; transition: var(--transition); display: flex; flex-direction: column; gap: 14px; position: relative; overflow: hidden; }
.action-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; }
.action-card.priority-high::before { background: linear-gradient(90deg, var(--red), var(--orange)); }
.action-card.priority-medium::before { background: linear-gradient(90deg, var(--orange), var(--yellow)); }
.action-card.priority-low::before { background: linear-gradient(90deg, var(--yellow), var(--green)); }
.action-card:hover { border-color: var(--border-hover); transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.action-card-header { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; }
.action-card-name { font-size: 0.95rem; font-weight: 600; color: var(--text-primary); line-height: 1.3; }
.action-card-meta { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.action-meta-item { display: flex; flex-direction: column; gap: 2px; }
.action-meta-label { font-size: 0.68rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.04em; font-weight: 500; }
.action-meta-value { font-size: 0.88rem; font-weight: 600; color: var(--text-secondary); }
.action-card-items { display: flex; flex-wrap: wrap; gap: 6px; }
.action-item-tag { padding: 3px 10px; background: var(--bg-tertiary); border-radius: 20px; font-size: 0.7rem; color: var(--text-secondary); }

/* TRENDS & HEALTH BAR */
.trend-up { color: var(--green); }
.trend-down { color: var(--red); }
.trend-flat { color: var(--text-muted); }
.health-bar-wrap { display: flex; align-items: center; gap: 8px; }
.health-bar { width: 60px; height: 6px; background: var(--bg-tertiary); border-radius: 3px; overflow: hidden; }
.health-bar-fill { height: 100%; border-radius: 3px; transition: width 0.5s ease; }
.health-value { font-weight: 600; font-size: 0.82rem; min-width: 28px; }

/* SETTINGS PAGE */
.settings-grid { display: grid; grid-template-columns: 220px 1fr; gap: 24px; min-height: 500px; }
.settings-nav { display: flex; flex-direction: column; gap: 4px; }
.settings-nav-btn { display: flex; align-items: center; gap: 10px; padding: 12px 16px; border: none; border-radius: var(--radius-sm); background: transparent; color: var(--text-secondary); font-family: inherit; font-size: 0.85rem; font-weight: 500; cursor: pointer; transition: var(--transition); text-align: left;  white-space: nowrap; }
.settings-nav-btn:hover { background: rgba(59,130,246,0.08); color: var(--text-primary); }
.settings-nav-btn.active { background: rgba(59,130,246,0.12); color: var(--accent); font-weight: 600; }
.settings-section { display: none; animation: fadeSlideIn 0.3s ease; }
.settings-section.active { display: block; }
.settings-form-group { margin-bottom: 20px; }
.settings-form-group label { display: block; font-size: 0.78rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.04em; color: var(--text-muted); margin-bottom: 8px; }
.settings-form-group input[type="text"],
.settings-form-group input[type="password"],
.settings-form-group input[type="url"],
.settings-form-group select,
.settings-form-group textarea { width: 100%; max-width: 500px; padding: 10px 14px; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--bg-secondary); color: var(--text-primary); font-family: inherit; font-size: 0.85rem; transition: var(--transition); }
.settings-form-group input:focus,
.settings-form-group select:focus,
.settings-form-group textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow); }
.settings-form-group textarea { min-height: 100px; resize: vertical; }
.settings-form-group .hint { font-size: 0.75rem; color: var(--text-muted); margin-top: 4px; }
.settings-form-row { display: flex; gap: 12px; align-items: flex-end; flex-wrap: wrap; }
.settings-form-row .settings-form-group { flex: 1; min-width: 200px; margin-bottom: 0; }
.settings-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; padding-top: 16px; border-top: 1px solid var(--border); }

/* GRID */
.grid-2col { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }

/* LOADING */
.loading-overlay { display: none; position: fixed; inset: 0; background: rgba(15, 23, 42, 0.85); backdrop-filter: blur(8px); z-index: 1000; flex-direction: column; align-items: center; justify-content: center; gap: 16px; color: var(--text-secondary); font-size: 0.9rem; }
.loading-overlay.show { display: flex; }
.spinner { width: 40px; height: 40px; border: 3px solid var(--border); border-top-color: var(--accent); border-radius: 50%; animation: spin 0.8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* SCROLLBAR */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--bg-tertiary); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

.result-count { font-size: 0.8rem; color: var(--text-muted); font-weight: 500; }

/* RESPONSIVE */
@media (max-width: 1200px) {
    .kpi-grid { grid-template-columns: repeat(2, 1fr); }
    .charts-row { flex-direction: column; }
    .chart-card-sm { flex: auto; }
    .settings-grid { grid-template-columns: 1fr; }
    .settings-nav { flex-direction: row; overflow-x: auto; }
}
@media (max-width: 768px) {
    #app { padding: 0 12px 24px; }
    .kpi-grid { grid-template-columns: 1fr; }
    .app-header { flex-direction: column; align-items: flex-start; gap: 12px; }
    .header-right { width: 100%; justify-content: space-between; flex-wrap: wrap; }
    .filter-bar { flex-direction: column; align-items: stretch; }
    .multi-select { min-width: auto; }
    .action-cards-grid { grid-template-columns: 1fr; }
    .drawer { width: 100vw; }
    .drawer-kpi-row { grid-template-columns: 1fr; }
    .tab-btn span { display: none; }
    .tab-btn { padding: 10px 14px; }
    .user-menu-info { display: none; }
    .grid-2col { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
    html { font-size: 13px; }
    .kpi-value { font-size: 1.35rem; }
}

/* MODAL */
.overlay { display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.6); backdrop-filter: blur(2px); z-index: 1000; }
.overlay.active { display: block; }
.modal { display: none; position: fixed; top: 50%; left: 50%; transform: translate(-50%, -50%); background: var(--bg-primary); border: 1px solid var(--border); border-radius: var(--radius-lg); z-index: 1001; flex-direction: column; max-height: 90vh; box-shadow: 0 20px 40px rgba(0,0,0,0.3); }
.modal.active { display: flex; }
.modal-header { padding: 20px 24px; border-bottom: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; }
.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; }
.modal-close { background: none; border: none; color: var(--text-secondary); cursor: pointer; font-size: 20px; }
.modal-close:hover { color: var(--text-primary); }




/* Upgraded Settings Buttons */
.settings-content .btn-primary, .settings-content .btn-save {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 8px;
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
    transition: all 0.3s ease;
}
.settings-content .btn-primary:hover, .settings-content .btn-save:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(37, 99, 235, 0.4);
    background: linear-gradient(135deg, #60a5fa 0%, #3b82f6 100%);
}
.settings-content .btn-primary:active, .settings-content .btn-save:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.25);
}

/* Base Button Styles */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: 6px;
    font-weight: 500;
    font-size: 0.875rem;
    cursor: pointer;
    border: none;
    transition: all 0.2s ease;
    background: var(--bg-card);
    color: var(--text-primary);
    line-height: 1;
}
.btn:hover {
    background: var(--bg-card-hover);
}
.btn-sm {
    padding: 6px 12px;
    font-size: 0.8rem;
    border-radius: 4px;
}
.btn-primary {
    background: var(--accent);
    color: white;
}
.btn-primary:hover {
    background: #2563eb;
    color: white;
}


/* --- MANUAL GUIDE --- */
.guide-layout {
    display: flex;
    gap: 24px;
    height: calc(100vh - 120px);
    overflow: hidden;
}
.guide-sidebar {
    flex: 0 0 250px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
}
.guide-sidebar h3 {
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}
.guide-nav {
    list-style: none;
}
.guide-nav li {
    padding: 10px 14px;
    border-radius: 6px;
    margin-bottom: 4px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-muted);
    transition: all 0.2s;
}
.guide-nav li:hover {
    background: rgba(255,255,255,0.05);
    color: var(--text);
}
.guide-nav li.active {
    background: var(--accent);
    color: white;
}
.guide-content {
    flex: 1;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 32px;
    overflow-y: auto;
}
.guide-section {
    display: none;
    animation: fadeIn 0.3s ease;
}
.guide-section.active {
    display: block;
}
.guide-section h2 {
    font-size: 24px;
    margin-bottom: 16px;
    color: var(--text);
    border-bottom: 1px solid var(--border);
    padding-bottom: 12px;
}
.guide-section h3 {
    font-size: 18px;
    margin: 24px 0 12px 0;
    color: var(--text);
}
.guide-section h4 {
    font-size: 15px;
    margin: 16px 0 8px 0;
    color: var(--text);
}
.guide-section p, .guide-section li {
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-muted);
    margin-bottom: 12px;
}
.guide-section ul {
    margin-bottom: 16px;
    padding-left: 20px;
}
.formula-block {
    background: var(--bg-tertiary);
    border-left: 4px solid var(--accent);
    padding: 12px 16px;
    font-family: monospace;
    font-size: 14px;
    color: var(--accent);
    margin: 12px 0 20px 0;
    border-radius: 0 6px 6px 0;
}
.quadrant-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 16px;
}
.quadrant-card {
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 16px;
}
.quadrant-card h4 {
    margin: 0 0 8px 0;
    font-size: 15px;
}
.quadrant-card p {
    margin: 0;
    font-size: 13px;
}
.alert-box {
    padding: 12px 16px;
    border-radius: 8px;
    margin: 16px 0;
    font-size: 14px;
    line-height: 1.5;
}
.alert-box.info {
    background: rgba(59, 130, 246, 0.1);
    color: var(--blue);
    border: 1px solid rgba(59, 130, 246, 0.2);
}
.alert-box.warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--yellow);
    border: 1px solid rgba(245, 158, 11, 0.2);
}