/* =============================================
   EduCRM — Institute CRM Stylesheet
   Font: Open Sans | Themes: Light & Dark
   ============================================= */

@import url('https://fonts.googleapis.com/css2?family=Open+Sans:ital,wght@0,300..800;1,300..800&display=swap');

/* ── CSS Variables ── */
:root {
    --font: 'Open Sans', sans-serif;

    /* Sidebar */
    --sidebar-w: 260px;
    --sidebar-collapsed-w: 72px;

    /* Accent */
    --accent: #4F6AF5;
    --accent-light: #EEF0FE;
    --accent-dark: #3A52D4;
    --accent-rgb: 79, 106, 245;

    --success: #22C55E;
    --success-light: #DCFCE7;
    --warning: #F59E0B;
    --warning-light: #FEF3C7;
    --danger: #EF4444;
    --danger-light: #FEE2E2;
    --info: #06B6D4;
    --info-light: #CFFAFE;
    --whatsapp: #25D366;
    --whatsapp-light: #DCFCE7;
}

/* ── LIGHT THEME ── */
[data-theme="light"] {
    --bg-page: #F4F6FB;
    --bg-surface: #FFFFFF;
    --bg-surface-2: #F8F9FC;
    --bg-surface-3: #F0F2F8;
    --sidebar-bg: #1A1F36;
    --sidebar-text: rgba(255,255,255,0.7);
    --sidebar-text-active: #FFFFFF;
    --sidebar-item-hover: rgba(255,255,255,0.06);
    --sidebar-item-active: rgba(79,106,245,0.25);
    --sidebar-border: rgba(255,255,255,0.08);
    --sidebar-label: rgba(255,255,255,0.35);
    --sidebar-badge: #4F6AF5;
    --topbar-bg: #FFFFFF;
    --topbar-border: #E8EAEF;
    --text-primary: #0F1117;
    --text-secondary: #5A6378;
    --text-muted: #9AA3B8;
    --border: #E2E5EF;
    --border-focus: #4F6AF5;
    --input-bg: #F8F9FC;
    --card-shadow: 0 1px 3px rgba(15,17,23,0.06), 0 4px 12px rgba(15,17,23,0.04);
    --card-shadow-hover: 0 4px 16px rgba(79,106,245,0.12), 0 1px 3px rgba(15,17,23,0.06);
    --table-row-hover: #F5F7FF;
    --badge-text: #1A1F36;
    --scrollbar: #D1D5E0;
    --scrollbar-hover: #A8AEBF;
}

/* ── DARK THEME ── */
[data-theme="dark"] {
    --bg-page: #0D0F1A;
    --bg-surface: #161928;
    --bg-surface-2: #1C2035;
    --bg-surface-3: #222640;
    --sidebar-bg: #0D0F1A;
    --sidebar-text: rgba(255,255,255,0.55);
    --sidebar-text-active: #FFFFFF;
    --sidebar-item-hover: rgba(255,255,255,0.05);
    --sidebar-item-active: rgba(79,106,245,0.2);
    --sidebar-border: rgba(255,255,255,0.06);
    --sidebar-label: rgba(255,255,255,0.25);
    --sidebar-badge: #4F6AF5;
    --topbar-bg: #161928;
    --topbar-border: #222640;
    --text-primary: #EEF0F8;
    --text-secondary: #8B95B0;
    --text-muted: #555E78;
    --border: #252A42;
    --border-focus: #4F6AF5;
    --input-bg: #1C2035;
    --card-shadow: 0 1px 3px rgba(0,0,0,0.3), 0 4px 12px rgba(0,0,0,0.2);
    --card-shadow-hover: 0 4px 16px rgba(79,106,245,0.15), 0 1px 3px rgba(0,0,0,0.3);
    --table-row-hover: #1E2338;
    --badge-text: #FFFFFF;
    --scrollbar: #252A42;
    --scrollbar-hover: #353B56;
}

/* ── RESET & BASE ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 16px; -webkit-font-smoothing: antialiased; }

body {
    font-family: var(--font);
    background: var(--bg-page);
    color: var(--text-primary);
    display: flex;
    min-height: 100vh;
    transition: background 0.3s ease, color 0.3s ease;
}

::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--scrollbar); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--scrollbar-hover); }

/* ── SIDEBAR ── */
.sidebar {
    width: var(--sidebar-w);
    background: var(--sidebar-bg);
    display: flex;
    flex-direction: column;
    height: 100vh;
    position: fixed;
    left: 0;
    top: 0;
    z-index: 100;
    transition: width 0.3s cubic-bezier(0.4,0,0.2,1), transform 0.3s ease;
    overflow: hidden;
    border-right: 1px solid var(--sidebar-border);
}

.sidebar.collapsed { width: var(--sidebar-collapsed-w); }
.sidebar.collapsed .logo-text,
.sidebar.collapsed .nav-section-label,
.sidebar.collapsed .nav-item span,
.sidebar.collapsed .nav-badge,
.sidebar.collapsed .user-info,
.sidebar.collapsed .logout-btn { display: none; }
.sidebar.collapsed .logo-icon { margin: 0 auto; }
.sidebar.collapsed .nav-item { justify-content: center; padding: 10px; }
.sidebar.collapsed .nav-item i { margin: 0; }
.sidebar.collapsed .sidebar-header { padding: 20px 12px; justify-content: center; }

.sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 20px 16px;
    border-bottom: 1px solid var(--sidebar-border);
    flex-shrink: 0;
}

.sidebar-logo { display: flex; align-items: center; gap: 10px; }

.logo-icon {
    width: 36px; height: 36px;
    background: var(--accent);
    border-radius: 10px;
    display: flex; align-items: center; justify-content: center;
    color: white;
    font-size: 16px;
    flex-shrink: 0;
}

.logo-name { display: block; color: #fff; font-weight: 700; font-size: 15px; line-height: 1.2; }
.logo-tagline { display: block; color: rgba(255,255,255,0.4); font-size: 10px; letter-spacing: 0.5px; text-transform: uppercase; }

.sidebar-toggle-btn {
    background: none; border: none; cursor: pointer;
    color: rgba(255,255,255,0.5);
    width: 28px; height: 28px;
    display: flex; align-items: center; justify-content: center;
    border-radius: 6px;
    transition: color 0.2s, background 0.2s;
    flex-shrink: 0;
}
.sidebar-toggle-btn:hover { color: #fff; background: rgba(255,255,255,0.08); }

/* Nav */
.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    padding: 12px 0;
    scrollbar-width: thin;
    scrollbar-color: rgba(255,255,255,0.1) transparent;
}

.nav-section { margin-bottom: 4px; }

.nav-section-label {
    display: block;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.8px;
    text-transform: uppercase;
    color: var(--sidebar-label);
    padding: 10px 20px 4px;
    white-space: nowrap;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 20px;
    color: var(--sidebar-text);
    text-decoration: none;
    font-size: 13.5px;
    font-weight: 500;
    transition: background 0.15s, color 0.15s;
    border-radius: 0;
    position: relative;
    white-space: nowrap;
}
.nav-item:hover { background: var(--sidebar-item-hover); color: var(--sidebar-text-active); }
.nav-item.active {
    background: var(--sidebar-item-active);
    color: var(--sidebar-text-active);
}
.nav-item.active::before {
    content: '';
    position: absolute;
    left: 0; top: 4px; bottom: 4px;
    width: 3px;
    background: var(--accent);
    border-radius: 0 2px 2px 0;
}
.nav-item i { font-size: 15px; width: 18px; text-align: center; flex-shrink: 0; }

.nav-badge {
    margin-left: auto;
    background: var(--accent);
    color: white;
    font-size: 10px;
    font-weight: 700;
    padding: 2px 6px;
    border-radius: 10px;
    min-width: 18px;
    text-align: center;
}
.nav-badge-warning { background: var(--warning); }
.nav-badge-danger { background: var(--danger, #DC2626); }

/* Sidebar Footer */
.sidebar-footer {
    border-top: 1px solid var(--sidebar-border);
    padding: 12px 14px;
    flex-shrink: 0;
}

.user-card {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px;
    border-radius: 10px;
    transition: background 0.2s;
}
.user-card:hover { background: rgba(255,255,255,0.06); }

.user-avatar {
    width: 34px; height: 34px;
    background: linear-gradient(135deg, var(--accent), #7C3AED);
    border-radius: 10px;
    display: flex; align-items: center; justify-content: center;
    color: white;
    font-size: 13px;
    font-weight: 700;
    flex-shrink: 0;
}

.user-name { display: block; color: #fff; font-size: 13px; font-weight: 600; line-height: 1.3; }
.user-role { display: block; color: rgba(255,255,255,0.4); font-size: 11px; }
.user-info { flex: 1; min-width: 0; }

.logout-btn {
    color: rgba(255,255,255,0.3);
    text-decoration: none;
    font-size: 14px;
    padding: 4px;
    border-radius: 6px;
    transition: color 0.2s, background 0.2s;
}
.logout-btn:hover { color: var(--danger); background: rgba(239,68,68,0.1); }

/* ── MAIN CONTENT ── */
.main-content {
    margin-left: var(--sidebar-w);
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    transition: margin-left 0.3s cubic-bezier(0.4,0,0.2,1);
}
.main-content.expanded { margin-left: var(--sidebar-collapsed-w); }

/* ── TOPBAR ── */
.topbar {
    background: var(--topbar-bg);
    border-bottom: 1px solid var(--topbar-border);
    height: 60px;
    display: flex;
    align-items: center;
    padding: 0 24px;
    gap: 16px;
    position: sticky;
    top: 0;
    z-index: 50;
    transition: background 0.3s;
}

.topbar-left { display: flex; align-items: center; gap: 16px; flex: 1; }
.topbar-right { display: flex; align-items: center; gap: 8px; }

.mobile-menu-btn {
    display: none;
    background: none; border: none; cursor: pointer;
    color: var(--text-secondary);
    font-size: 18px;
    padding: 6px;
}

.breadcrumb { display: flex; align-items: center; gap: 6px; list-style: none; }
.breadcrumb-item { font-size: 13px; color: var(--text-muted); }
.breadcrumb-item a { color: var(--text-muted); text-decoration: none; }
.breadcrumb-item a:hover { color: var(--accent); }
.breadcrumb-item + .breadcrumb-item::before { content: '/'; margin-right: 6px; color: var(--border); }
.breadcrumb-item.active { color: var(--text-primary); font-weight: 600; }

.topbar-search {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--bg-surface-2);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 7px 14px;
    max-width: 340px;
    width: 100%;
    transition: border-color 0.2s, box-shadow 0.2s;
}
.topbar-search:focus-within {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(var(--accent-rgb),0.1);
}
.topbar-search i { color: var(--text-muted); font-size: 13px; }
.topbar-search input {
    background: none; border: none; outline: none;
    color: var(--text-primary);
    font-size: 13px;
    font-family: var(--font);
    width: 100%;
}
.topbar-search input::placeholder { color: var(--text-muted); }

.icon-btn {
    width: 36px; height: 36px;
    border-radius: 10px;
    border: 1px solid var(--border);
    background: var(--bg-surface);
    color: var(--text-secondary);
    cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    font-size: 14px;
    transition: all 0.2s;
    position: relative;
}
.icon-btn:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-light); }

.notification-dot {
    position: absolute;
    top: 7px; right: 7px;
    width: 7px; height: 7px;
    background: var(--danger);
    border-radius: 50%;
    border: 1.5px solid var(--bg-surface);
}

/* ── PAGE CONTENT ── */
.page-content { padding: 24px; flex: 1; }

/* ── PAGE HEADER ── */
.page-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 24px;
    gap: 16px;
    flex-wrap: wrap;
}
.page-header-left h1 {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.3;
}
.page-header-left p {
    color: var(--text-secondary);
    font-size: 13.5px;
    margin-top: 4px;
}
.page-header-actions { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }

/* ── STAT CARDS ── */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 20px;
    box-shadow: var(--card-shadow);
    transition: box-shadow 0.2s, transform 0.2s;
    position: relative;
    overflow: hidden;
}
.stat-card:hover { box-shadow: var(--card-shadow-hover); transform: translateY(-1px); }

.stat-card-icon {
    width: 44px; height: 44px;
    border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    font-size: 18px;
    margin-bottom: 12px;
}
.stat-icon-blue { background: #EEF0FE; color: var(--accent); }
.stat-icon-green { background: var(--success-light); color: var(--success); }
.stat-icon-amber { background: var(--warning-light); color: var(--warning); }
.stat-icon-red { background: var(--danger-light); color: var(--danger); }
.stat-icon-cyan { background: var(--info-light); color: var(--info); }
.stat-icon-purple { background: #F3E8FF; color: #7C3AED; }

[data-theme="dark"] .stat-icon-blue { background: rgba(79,106,245,0.15); }
[data-theme="dark"] .stat-icon-green { background: rgba(34,197,94,0.15); }
[data-theme="dark"] .stat-icon-amber { background: rgba(245,158,11,0.15); }
[data-theme="dark"] .stat-icon-red { background: rgba(239,68,68,0.15); }
[data-theme="dark"] .stat-icon-cyan { background: rgba(6,182,212,0.15); }
[data-theme="dark"] .stat-icon-purple { background: rgba(124,58,237,0.15); }

.stat-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1;
    margin-bottom: 4px;
}
.stat-label { font-size: 12.5px; color: var(--text-secondary); font-weight: 600; }
.stat-change {
    font-size: 12px;
    margin-top: 8px;
    display: flex;
    align-items: center;
    gap: 4px;
}
.stat-change.up { color: var(--success); }
.stat-change.down { color: var(--danger); }

/* ── CARDS ── */
.card {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: 14px;
    box-shadow: var(--card-shadow);
    overflow: hidden;
    transition: box-shadow 0.2s;
}
.card:hover { box-shadow: var(--card-shadow-hover); }

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
}
.card-header h2 {
    font-size: 15px;
    font-weight: 700;
    color: var(--text-primary);
}
.card-body { padding: 20px; }

/* ── BUTTONS ── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 9px 18px;
    border-radius: 10px;
    font-size: 13.5px;
    font-weight: 600;
    font-family: var(--font);
    border: 1px solid transparent;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.18s;
    white-space: nowrap;
}
.btn:active { transform: scale(0.97); }

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

.btn-success { background: var(--success); color: white; border-color: var(--success); }
.btn-success:hover { background: #16A34A; }

.btn-danger { background: var(--danger); color: white; border-color: var(--danger); }
.btn-danger:hover { background: #DC2626; }

.btn-warning { background: var(--warning); color: white; border-color: var(--warning); }
.btn-warning:hover { background: #D97706; }

.btn-outline {
    background: transparent;
    color: var(--text-secondary);
    border-color: var(--border);
}
.btn-outline:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-light); }

.btn-ghost { background: transparent; border-color: transparent; color: var(--text-secondary); }
.btn-ghost:hover { background: var(--bg-surface-2); color: var(--text-primary); }

.btn-sm { padding: 6px 12px; font-size: 12.5px; border-radius: 8px; }
.btn-icon { padding: 8px; width: 36px; height: 36px; }
.btn-whatsapp { background: var(--whatsapp); color: white; border-color: var(--whatsapp); }
.btn-whatsapp:hover { background: #128C7E; }

/* ── TABLES ── */
.table-wrapper { overflow-x: auto; }

table { width: 100%; border-collapse: collapse; }

thead tr {
    border-bottom: 2px solid var(--border);
}
thead th {
    padding: 10px 16px;
    text-align: left;
    font-size: 11.5px;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    color: var(--text-muted);
    white-space: nowrap;
}

tbody tr {
    border-bottom: 1px solid var(--border);
    transition: background 0.12s;
}
tbody tr:last-child { border-bottom: none; }
tbody tr:hover { background: var(--table-row-hover); }

tbody td {
    padding: 12px 16px;
    font-size: 13.5px;
    color: var(--text-primary);
    vertical-align: middle;
}

.table-avatar {
    width: 32px; height: 32px;
    border-radius: 8px;
    background: linear-gradient(135deg, var(--accent), #7C3AED);
    color: white;
    display: flex; align-items: center; justify-content: center;
    font-size: 12px;
    font-weight: 700;
    flex-shrink: 0;
}

.td-with-avatar { display: flex; align-items: center; gap: 10px; }
.td-name { font-weight: 600; color: var(--text-primary); font-size: 13.5px; }
.td-sub { font-size: 12px; color: var(--text-muted); margin-top: 1px; }

/* ── BADGES ── */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 11.5px;
    font-weight: 700;
    white-space: nowrap;
}
.badge-blue { background: var(--accent-light); color: var(--accent); }
.badge-green { background: var(--success-light); color: #15803D; }
.badge-red { background: var(--danger-light); color: #B91C1C; }
.badge-amber { background: var(--warning-light); color: #92400E; }
.badge-gray { background: var(--bg-surface-3); color: var(--text-secondary); }
.badge-purple { background: #F3E8FF; color: #6D28D9; }
.badge-cyan { background: var(--info-light); color: #0E7490; }

[data-theme="dark"] .badge-blue { background: rgba(79,106,245,0.2); color: #818CF8; }
[data-theme="dark"] .badge-green { background: rgba(34,197,94,0.15); color: #4ADE80; }
[data-theme="dark"] .badge-red { background: rgba(239,68,68,0.15); color: #F87171; }
[data-theme="dark"] .badge-amber { background: rgba(245,158,11,0.15); color: #FCD34D; }
[data-theme="dark"] .badge-gray { background: rgba(255,255,255,0.08); color: var(--text-secondary); }
[data-theme="dark"] .badge-purple { background: rgba(124,58,237,0.15); color: #A78BFA; }
[data-theme="dark"] .badge-cyan { background: rgba(6,182,212,0.15); color: #22D3EE; }

/* ── FORMS ── */
.form-grid { display: grid; gap: 16px; }
.form-grid-2 { grid-template-columns: 1fr 1fr; }
.form-grid-3 { grid-template-columns: 1fr 1fr 1fr; }

.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group.full { grid-column: 1 / -1; }

label {
    font-size: 12.5px;
    font-weight: 700;
    color: var(--text-secondary);
    letter-spacing: 0.2px;
}
label .required { color: var(--danger); margin-left: 2px; }

.form-control {
    width: 100%;
    padding: 9px 13px;
    background: var(--input-bg);
    border: 1.5px solid var(--border);
    border-radius: 10px;
    color: var(--text-primary);
    font-size: 13.5px;
    font-family: var(--font);
    transition: border-color 0.2s, box-shadow 0.2s;
    outline: none;
}
.form-control:focus {
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.1);
    background: var(--bg-surface);
}
.form-control::placeholder { color: var(--text-muted); }
select.form-control { cursor: pointer; }
textarea.form-control { resize: vertical; min-height: 90px; }

.form-hint { font-size: 12px; color: var(--text-muted); }
.form-error { font-size: 12px; color: var(--danger); }

/* ── ALERTS ── */
.alert {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    border-radius: 10px;
    margin-bottom: 16px;
    font-size: 13.5px;
    font-weight: 500;
}
.alert-success { background: var(--success-light); color: #15803D; border: 1px solid #BBF7D0; }
.alert-danger { background: var(--danger-light); color: #B91C1C; border: 1px solid #FECACA; }
.alert-warning { background: var(--warning-light); color: #92400E; border: 1px solid #FDE68A; }
.alert-close { margin-left: auto; background: none; border: none; cursor: pointer; color: inherit; opacity: 0.6; font-size: 14px; }
.alert-close:hover { opacity: 1; }

/* ── FILTERS BAR ── */
.filters-bar {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 16px;
}
.filter-input {
    padding: 8px 13px;
    background: var(--bg-surface);
    border: 1.5px solid var(--border);
    border-radius: 10px;
    color: var(--text-primary);
    font-size: 13px;
    font-family: var(--font);
    outline: none;
    transition: border-color 0.2s;
}
.filter-input:focus { border-color: var(--accent); }
.filter-input::placeholder { color: var(--text-muted); }

/* ── PIPELINE STAGES ── */
.pipeline-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 12px;
    margin-bottom: 24px;
}
.pipeline-card {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 16px;
    border-top: 3px solid transparent;
    cursor: pointer;
    transition: all 0.2s;
}
.pipeline-card:hover { box-shadow: var(--card-shadow-hover); transform: translateY(-1px); }
.pipeline-card.pipe-new { border-top-color: var(--info); }
.pipeline-card.pipe-contact { border-top-color: var(--accent); }
.pipeline-card.pipe-demo { border-top-color: var(--warning); }
.pipeline-card.pipe-followup { border-top-color: #7C3AED; }
.pipeline-card.pipe-converted { border-top-color: var(--success); }
.pipeline-card.pipe-lost { border-top-color: var(--danger); }

.pipeline-count { font-size: 28px; font-weight: 700; color: var(--text-primary); }
.pipeline-label { font-size: 12px; font-weight: 600; color: var(--text-secondary); margin-top: 2px; }

/* ── TABS ── */
.tabs { display: flex; border-bottom: 2px solid var(--border); margin-bottom: 20px; gap: 0; overflow-x: auto; }
.tab-btn {
    padding: 10px 20px;
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    cursor: pointer;
    font-family: var(--font);
    font-size: 13.5px;
    font-weight: 600;
    color: var(--text-secondary);
    transition: all 0.2s;
    white-space: nowrap;
}
.tab-btn:hover { color: var(--accent); }
.tab-btn.active { color: var(--accent); border-bottom-color: var(--accent); }

/* ── TIMELINE / ACTIVITY ── */
.timeline { position: relative; padding-left: 28px; }
.timeline::before {
    content: '';
    position: absolute;
    left: 8px; top: 0; bottom: 0;
    width: 2px;
    background: var(--border);
}
.timeline-item { position: relative; padding-bottom: 20px; }
.timeline-dot {
    position: absolute;
    left: -24px;
    top: 4px;
    width: 16px; height: 16px;
    border-radius: 50%;
    background: var(--bg-surface);
    border: 2px solid var(--accent);
    display: flex; align-items: center; justify-content: center;
    font-size: 7px;
    color: var(--accent);
}
.timeline-dot.call { border-color: var(--success); color: var(--success); }
.timeline-dot.email { border-color: var(--info); color: var(--info); }
.timeline-dot.whatsapp { border-color: var(--whatsapp); color: var(--whatsapp); }
.timeline-dot.note { border-color: var(--warning); color: var(--warning); }

.timeline-content { background: var(--bg-surface-2); border: 1px solid var(--border); border-radius: 10px; padding: 12px 14px; }
.timeline-header { display: flex; justify-content: space-between; align-items: flex-start; gap: 8px; margin-bottom: 4px; }
.timeline-title { font-size: 13.5px; font-weight: 600; color: var(--text-primary); }
.timeline-time { font-size: 11.5px; color: var(--text-muted); white-space: nowrap; }
.timeline-body { font-size: 13px; color: var(--text-secondary); line-height: 1.5; }

/* ── SCHEDULE / TIMING ── */
.schedule-grid { display: grid; grid-template-columns: repeat(7,1fr); gap: 8px; }
.schedule-day {
    background: var(--bg-surface-2);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 12px 8px;
    text-align: center;
}
.schedule-day.active { background: var(--accent-light); border-color: var(--accent); }
[data-theme="dark"] .schedule-day.active { background: rgba(79,106,245,0.15); }
.schedule-day-name { font-size: 11px; font-weight: 700; color: var(--text-muted); letter-spacing: 0.5px; text-transform: uppercase; }
.schedule-day.active .schedule-day-name { color: var(--accent); }

/* ── MODAL ── */
.modal-backdrop {
    display: none;
    position: fixed; inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 200;
    align-items: center;
    justify-content: center;
    padding: 20px;
}
.modal-backdrop.show { display: flex; }
.modal {
    background: var(--bg-surface);
    border-radius: 16px;
    width: 100%;
    max-width: 560px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
    animation: modalIn 0.2s ease;
}
@keyframes modalIn { from { opacity:0; transform:scale(0.95) translateY(10px); } to { opacity:1; transform:none; } }

.modal-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 18px 22px;
    border-bottom: 1px solid var(--border);
}
.modal-header h3 { font-size: 16px; font-weight: 700; }
.modal-close { background: none; border: none; cursor: pointer; color: var(--text-muted); font-size: 18px; padding: 4px; border-radius: 6px; }
.modal-close:hover { color: var(--text-primary); background: var(--bg-surface-2); }
.modal-body { padding: 22px; }
.modal-footer { display: flex; gap: 10px; justify-content: flex-end; padding: 16px 22px; border-top: 1px solid var(--border); }

/* ── EMPTY STATE ── */
.empty-state {
    text-align: center;
    padding: 48px 24px;
    color: var(--text-secondary);
}
.empty-state-icon { font-size: 48px; margin-bottom: 16px; opacity: 0.3; }
.empty-state h3 { font-size: 16px; font-weight: 700; color: var(--text-primary); margin-bottom: 8px; }
.empty-state p { font-size: 13.5px; max-width: 320px; margin: 0 auto 20px; line-height: 1.6; }

/* ── PAGINATION ── */
.pagination-wrapper { display: flex; align-items: center; justify-content: space-between; padding: 14px 20px; border-top: 1px solid var(--border); flex-wrap: wrap; gap: 12px; }
.pagination-info { font-size: 13px; color: var(--text-secondary); }
.pagination { display: flex; gap: 4px; }
.page-btn {
    width: 34px; height: 34px;
    border-radius: 8px;
    border: 1.5px solid var(--border);
    background: var(--bg-surface);
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    text-decoration: none;
    transition: all 0.15s;
    font-family: var(--font);
}
.page-btn:hover { border-color: var(--accent); color: var(--accent); }
.page-btn.active { background: var(--accent); border-color: var(--accent); color: white; }

/* ── PROGRESS BAR ── */
.progress { background: var(--bg-surface-3); border-radius: 10px; height: 6px; overflow: hidden; }
.progress-bar { height: 100%; background: var(--accent); border-radius: 10px; transition: width 0.3s ease; }
.progress-bar.green { background: var(--success); }
.progress-bar.amber { background: var(--warning); }
.progress-bar.red { background: var(--danger); }

/* ── OVERLAY for mobile ── */
.sidebar-overlay {
    display: none;
    position: fixed; inset: 0;
    background: rgba(0,0,0,0.4);
    z-index: 99;
}
.sidebar-overlay.show { display: block; }

/* ── UTILITY ── */
.flex { display: flex; }
.flex-1 { flex: 1; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.gap-4 { gap: 16px; }
.mt-1 { margin-top: 4px; }
.mt-2 { margin-top: 8px; }
.mt-4 { margin-top: 16px; }
.mb-4 { margin-bottom: 16px; }
.mb-6 { margin-bottom: 24px; }
.text-sm { font-size: 12.5px; }
.text-muted { color: var(--text-muted); }
.font-bold { font-weight: 700; }
.d-none { display: none; }
.w-full { width: 100%; }

/* ── RESPONSIVE ── */
@media (max-width: 1024px) {
    .sidebar { transform: translateX(-100%); }
    .sidebar.mobile-open { transform: translateX(0); }
    .main-content { margin-left: 0 !important; }
    .mobile-menu-btn { display: block; }
    .topbar-search { max-width: 220px; }
    .form-grid-3 { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
    .page-content { padding: 16px; }
    .form-grid-2, .form-grid-3 { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: 1fr 1fr; }
    .topbar-search { display: none; }
    .pipeline-grid { grid-template-columns: repeat(2,1fr); }
}

/* ── DASHBOARD CHART AREA ── */
.chart-container { position: relative; height: 280px; }

/* ── LEAD SCORE ── */
.lead-score {
    display: flex; align-items: center; gap: 6px;
    font-size: 13px; font-weight: 700;
}
.score-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.score-hot { color: var(--danger); }
.score-dot-hot { background: var(--danger); }
.score-warm { color: var(--warning); }
.score-dot-warm { background: var(--warning); }
.score-cold { color: var(--info); }
.score-dot-cold { background: var(--info); }

/* ── SYLLABUS TOPICS ── */
.topic-item {
    display: flex; align-items: center; gap: 12px;
    padding: 10px 0;
    border-bottom: 1px solid var(--border);
}
.topic-item:last-child { border-bottom: none; }
.topic-number {
    width: 26px; height: 26px;
    border-radius: 6px;
    background: var(--accent-light);
    color: var(--accent);
    font-size: 11px; font-weight: 700;
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
}
[data-theme="dark"] .topic-number { background: rgba(79,106,245,0.2); }

/* ── FEE STRUCTURE ── */
.fee-row { display: flex; align-items: center; justify-content: space-between; padding: 12px 0; border-bottom: 1px solid var(--border); }
.fee-row:last-child { border-bottom: none; }
.fee-amount { font-size: 18px; font-weight: 700; color: var(--text-primary); }
.fee-desc { font-size: 12.5px; color: var(--text-muted); margin-top: 2px; }

/* ── WHATSAPP PREVIEW ── */
.wa-preview {
    background: #ECE5DD;
    border-radius: 12px;
    padding: 16px;
    font-size: 13px;
}
[data-theme="dark"] .wa-preview { background: #0D1117; }
.wa-bubble {
    background: white;
    border-radius: 0 10px 10px 10px;
    padding: 10px 14px;
    max-width: 80%;
    margin-bottom: 8px;
    box-shadow: 0 1px 2px rgba(0,0,0,0.1);
    font-size: 13px;
    color: #111;
    line-height: 1.5;
}
[data-theme="dark"] .wa-bubble { background: #202C33; color: #E9EDEF; }
.wa-time { font-size: 11px; color: #aaa; text-align: right; margin-top: 4px; }

/* =============================================
   FORM STYLES (create/edit pages)
   ============================================= */
.form-container { max-width: 900px; margin: 0 auto; display: flex; flex-direction: column; gap: 20px; }
.form-card { background: var(--surface); border: 1px solid var(--border); border-radius: 16px; padding: 28px; }
.form-card-header { display: flex; align-items: center; gap: 12px; margin-bottom: 24px; }
.form-card-icon { width: 40px; height: 40px; border-radius: 10px; display: flex; align-items: center; justify-content: center; }
.form-card-title { font-size: 16px; font-weight: 700; color: var(--text-primary); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group-full { grid-column: 1 / -1; }
.form-label { display: block; font-size: 13px; font-weight: 600; color: var(--text-secondary); margin-bottom: 6px; }
.form-control { width: 100%; padding: 10px 14px; border: 1.5px solid var(--border); border-radius: 10px; background: var(--surface); color: var(--text-primary); font-family: 'Open Sans', sans-serif; font-size: 14px; transition: border-color 0.2s, box-shadow 0.2s; outline: none; box-sizing: border-box; }
.form-control:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(79,106,245,0.12); }
.form-control.is-invalid { border-color: #EF4444; }
.form-error { display: block; font-size: 12px; color: #EF4444; margin-top: 4px; }
.required { color: #EF4444; }
.char-count { font-size: 12px; color: var(--text-muted); text-align: right; margin-top: 4px; }
.form-actions { display: flex; justify-content: flex-end; gap: 10px; padding: 4px 0 16px; }
.hidden { display: none !important; }

/* =============================================
   DETAIL LAYOUT
   ============================================= */
.detail-grid { display: grid; grid-template-columns: 1fr 340px; gap: 20px; align-items: start; }
.detail-main, .detail-sidebar { display: flex; flex-direction: column; gap: 20px; }
.detail-card { background: var(--surface); border: 1px solid var(--border); border-radius: 16px; padding: 24px; }
.detail-section-title { font-size: 14px; font-weight: 700; color: var(--text-primary); text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 16px; }
.detail-rows { display: flex; flex-direction: column; gap: 0; }
.detail-row { display: flex; justify-content: space-between; align-items: center; padding: 10px 0; border-bottom: 1px solid var(--border); }
.detail-row:last-child { border-bottom: none; }
.detail-key { font-size: 13px; color: var(--text-muted); font-weight: 500; }
.detail-val { font-size: 13px; color: var(--text-primary); font-weight: 600; text-align: right; }
.fee-summary { display: grid; grid-template-columns: repeat(4,1fr); gap: 12px; }
.fee-summary-item { background: var(--bg); border-radius: 10px; padding: 12px; text-align: center; }
.fee-summary-item span { display: block; font-size: 11px; color: var(--text-muted); margin-bottom: 4px; }
.fee-summary-item strong { font-size: 16px; font-weight: 700; color: var(--text-primary); }
.schedule-days { display: flex; gap: 6px; flex-wrap: wrap; }
.schedule-day { width: 38px; height: 38px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 11px; font-weight: 700; background: var(--bg); color: var(--text-muted); border: 2px solid var(--border); }
.schedule-day.active { background: var(--accent); color: #fff; border-color: var(--accent); }

/* =============================================
   COURSES GRID
   ============================================= */
.courses-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px,1fr)); gap: 20px; }
.course-card { background: var(--surface); border: 1px solid var(--border); border-radius: 16px; padding: 24px; display: flex; flex-direction: column; gap: 12px; }
.course-card-header { display: flex; justify-content: space-between; align-items: flex-start; }
.course-name { font-size: 17px; font-weight: 700; color: var(--text-primary); margin: 0 0 4px; }
.course-code { font-size: 12px; color: var(--text-muted); margin: 0; font-family: monospace; }
.course-desc { font-size: 13px; color: var(--text-secondary); line-height: 1.5; margin: 0; }
.course-meta { display: flex; gap: 16px; flex-wrap: wrap; }
.course-meta-item { display: flex; align-items: center; gap: 6px; font-size: 13px; color: var(--text-muted); }
.course-faculty { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--text-secondary); padding: 8px 0; border-top: 1px solid var(--border); }
.faculty-avatar { width: 28px; height: 28px; border-radius: 50%; background: var(--accent); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 11px; font-weight: 700; }
.course-actions { display: flex; align-items: center; gap: 8px; margin-top: auto; padding-top: 12px; border-top: 1px solid var(--border); }

/* =============================================
   FACULTY GRID
   ============================================= */
.faculty-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px,1fr)); gap: 20px; }
.faculty-card { background: var(--surface); border: 1px solid var(--border); border-radius: 16px; padding: 24px; display: flex; flex-direction: column; gap: 14px; }
.faculty-card-top { display: flex; gap: 14px; align-items: flex-start; }
.faculty-avatar-lg { width: 56px; height: 56px; border-radius: 16px; display: flex; align-items: center; justify-content: center; font-size: 18px; font-weight: 800; flex-shrink: 0; }
.faculty-header-info { flex: 1; }
.faculty-name { font-size: 16px; font-weight: 700; color: var(--text-primary); margin: 0 0 2px; }
.faculty-designation { font-size: 12px; color: var(--text-muted); margin: 0 0 6px; }
.faculty-contact { display: flex; flex-direction: column; gap: 6px; }
.faculty-contact-item { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--text-secondary); text-decoration: none; }
.faculty-contact-item:hover { color: var(--accent); }
.faculty-stats { display: grid; grid-template-columns: repeat(3,1fr); gap: 8px; background: var(--bg); border-radius: 10px; padding: 12px; }
.faculty-stat { text-align: center; }
.faculty-stat-val { font-size: 20px; font-weight: 800; color: var(--text-primary); }
.faculty-stat-label { font-size: 11px; color: var(--text-muted); margin-top: 2px; }
.faculty-specialization { display: flex; align-items: center; gap: 6px; font-size: 12px; color: var(--text-muted); background: var(--bg); padding: 6px 10px; border-radius: 20px; align-self: flex-start; }
.faculty-actions { display: flex; align-items: center; gap: 8px; margin-top: auto; padding-top: 12px; border-top: 1px solid var(--border); }

/* =============================================
   ACTIVITY TIMELINE (full page)
   ============================================= */
.activity-timeline { display: flex; flex-direction: column; gap: 0; }
.timeline-date-divider { display: flex; align-items: center; gap: 12px; padding: 20px 0 12px; }
.timeline-date-divider span { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; color: var(--text-muted); background: var(--surface); padding: 4px 12px; border: 1px solid var(--border); border-radius: 20px; }
.timeline-date-divider::before, .timeline-date-divider::after { content: ''; flex: 1; height: 1px; background: var(--border); }
.timeline-item { display: flex; gap: 14px; padding: 12px 16px; background: var(--surface); border: 1px solid var(--border); border-radius: 12px; margin-bottom: 8px; }
.timeline-icon { width: 32px; height: 32px; border-radius: 8px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.timeline-icon-call { background: #10B98120; color: #10B981; }
.timeline-icon-email { background: #4F6AF520; color: #4F6AF5; }
.timeline-icon-whatsapp { background: #25D36620; color: #25D366; }
.timeline-icon-note { background: #F59E0B20; color: #F59E0B; }
.timeline-icon-status_change { background: #8B5CF620; color: #8B5CF6; }
.timeline-icon-created { background: #6B728020; color: #6B7280; }
.timeline-content { flex: 1; }
.timeline-header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 4px; }
.timeline-lead { font-weight: 600; font-size: 14px; }
.timeline-action { font-size: 13px; color: var(--text-secondary); }
.timeline-meta { display: flex; gap: 10px; align-items: center; }
.timeline-user { font-size: 12px; color: var(--text-muted); }
.timeline-time { font-size: 12px; color: var(--text-muted); }
.timeline-notes { font-size: 13px; color: var(--text-secondary); margin: 4px 0 0; line-height: 1.5; }
.timeline-tags { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 6px; }
.timeline-tag { font-size: 11px; background: var(--bg); border: 1px solid var(--border); border-radius: 4px; padding: 2px 8px; color: var(--text-muted); }

/* =============================================
   EMAIL LAYOUT
   ============================================= */
.email-layout { display: grid; grid-template-columns: 220px 1fr; gap: 20px; }
.email-sidebar { background: var(--surface); border: 1px solid var(--border); border-radius: 16px; padding: 16px; height: fit-content; }
.email-sidebar-section { margin-bottom: 20px; }
.email-sidebar-label { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; color: var(--text-muted); padding: 0 8px; margin-bottom: 8px; }
.email-sidebar-item { display: flex; align-items: center; gap: 10px; padding: 8px 10px; border-radius: 8px; font-size: 13px; color: var(--text-secondary); cursor: pointer; background: none; border: none; width: 100%; text-align: left; text-decoration: none; transition: background 0.15s; }
.email-sidebar-item:hover, .email-sidebar-item.active { background: var(--bg); color: var(--accent); }
.email-count { margin-left: auto; background: var(--bg); border-radius: 20px; font-size: 11px; padding: 2px 8px; color: var(--text-muted); }
.email-list { display: flex; flex-direction: column; gap: 8px; }
.email-item { display: flex; gap: 14px; align-items: center; background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 14px 16px; cursor: pointer; transition: border-color 0.15s, box-shadow 0.15s; }
.email-item:hover { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(79,106,245,0.08); }
.email-item-avatar { width: 40px; height: 40px; border-radius: 50%; background: var(--accent); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 15px; font-weight: 700; flex-shrink: 0; }
.email-item-body { flex: 1; min-width: 0; }
.email-item-header { display: flex; justify-content: space-between; margin-bottom: 2px; }
.email-item-to { font-size: 14px; font-weight: 700; color: var(--text-primary); }
.email-item-time { font-size: 12px; color: var(--text-muted); }
.email-item-subject { font-size: 13px; font-weight: 600; color: var(--text-primary); margin-bottom: 2px; }
.email-item-preview { font-size: 12px; color: var(--text-muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.email-view-card { background: var(--surface); border: 1px solid var(--border); border-radius: 16px; padding: 32px; }
.email-view-meta { border-bottom: 1px solid var(--border); padding-bottom: 20px; margin-bottom: 24px; display: flex; flex-direction: column; gap: 10px; }
.email-view-row { display: flex; gap: 12px; font-size: 14px; }
.email-view-row span:first-child { color: var(--text-muted); width: 60px; flex-shrink: 0; }
.email-view-body { font-size: 15px; line-height: 1.8; color: var(--text-primary); white-space: pre-wrap; }

/* =============================================
   SEARCH RESULTS
   ============================================= */
.search-section { margin-bottom: 24px; }
.search-section-header { display: flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; color: var(--text-muted); margin-bottom: 10px; }
.search-results-list { display: flex; flex-direction: column; gap: 8px; }
.search-result-item { display: flex; align-items: center; gap: 14px; background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 14px 16px; text-decoration: none; transition: border-color 0.15s, box-shadow 0.15s; }
.search-result-item:hover { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(79,106,245,0.08); }
.search-result-icon { width: 40px; height: 40px; border-radius: 10px; display: flex; align-items: center; justify-content: center; font-size: 16px; font-weight: 800; flex-shrink: 0; }
.search-result-body { flex: 1; }
.search-result-title { font-size: 15px; font-weight: 700; color: var(--text-primary); margin-bottom: 3px; }
.search-result-meta { font-size: 13px; color: var(--text-muted); display: flex; gap: 8px; align-items: center; }

/* =============================================
   TABLE UTILITIES
   ============================================= */
.row-danger td { background: rgba(239,68,68,0.04); }
.row-warning td { background: rgba(245,158,11,0.04); }
.link-primary { text-decoration: none; color: var(--text-primary); }
.link-primary:hover { color: var(--accent); }
.admission-no { background: var(--bg); border: 1px solid var(--border); border-radius: 4px; padding: 2px 8px; font-size: 12px; color: var(--text-secondary); }
.pagination-wrap { padding: 16px; border-top: 1px solid var(--border); }
.empty-card { background: var(--surface); border: 2px dashed var(--border); border-radius: 16px; padding: 60px; text-align: center; display: flex; flex-direction: column; align-items: center; gap: 12px; color: var(--text-muted); }

/* Filters bar */
.filters-bar { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 14px 16px; margin-bottom: 16px; }
.filters-form { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.search-wrap { position: relative; display: flex; align-items: center; }
.search-wrap svg { position: absolute; left: 12px; color: var(--text-muted); pointer-events: none; }
.search-input { padding-left: 36px !important; min-width: 240px; }
.filter-select { min-width: 140px; }

/* Tabs */
.tab-bar { display: flex; gap: 4px; background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 6px; width: fit-content; }
.tab-item { padding: 7px 16px; border-radius: 8px; font-size: 13px; font-weight: 600; color: var(--text-muted); text-decoration: none; transition: background 0.15s, color 0.15s; }
.tab-item:hover { color: var(--text-primary); background: var(--bg); }
.tab-item.active { background: var(--accent); color: #fff; }

/* Btn sizes */
.btn-sm { padding: 6px 14px; font-size: 12px; }

/* Stats grid */
.stats-grid { display: grid; gap: 16px; }
.stat-card { background: var(--surface); border: 1px solid var(--border); border-radius: 14px; padding: 20px; display: flex; align-items: center; gap: 14px; }
.stat-icon { width: 46px; height: 46px; border-radius: 12px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.stat-body {}
.stat-value { font-size: 26px; font-weight: 800; color: var(--text-primary); line-height: 1; }
.stat-label { font-size: 12px; color: var(--text-muted); margin-top: 3px; }

/* Progress bar */
.progress-bar { width: 100%; height: 6px; background: var(--bg); border-radius: 99px; overflow: hidden; }
.progress-fill { height: 100%; border-radius: 99px; transition: width 0.4s ease; background: var(--accent); }

/* Action buttons */
.action-btns { display: flex; gap: 4px; }
.btn-icon { width: 30px; height: 30px; border-radius: 7px; display: flex; align-items: center; justify-content: center; background: var(--bg); border: 1px solid var(--border); color: var(--text-muted); cursor: pointer; transition: all 0.15s; }
.btn-icon:hover { color: var(--accent); border-color: var(--accent); }
.btn-icon-danger:hover { color: #EF4444; border-color: #EF4444; }

/* Badges */
.badge { display: inline-flex; align-items: center; padding: 3px 10px; border-radius: 99px; font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.3px; }
.badge-success { background: #10B98118; color: #10B981; }
.badge-danger  { background: #EF444418; color: #EF4444; }
.badge-warning { background: #F59E0B18; color: #F59E0B; }
.badge-info    { background: #4F6AF518; color: #4F6AF5; }
.badge-default { background: var(--bg); color: var(--text-muted); border: 1px solid var(--border); }

/* Empty state */
.empty-state { text-align: center; padding: 40px; color: var(--text-muted); display: flex; flex-direction: column; align-items: center; gap: 12px; }

/* Page header */
.page-header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 24px; }
.page-title { font-size: 26px; font-weight: 800; color: var(--text-primary); margin: 0 0 4px; }
.page-subtitle { font-size: 14px; color: var(--text-muted); margin: 0; }

/* Table card */
.table-card { background: var(--surface); border: 1px solid var(--border); border-radius: 16px; overflow: hidden; }
.data-table { width: 100%; border-collapse: collapse; }
.data-table th { padding: 12px 16px; text-align: left; font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; color: var(--text-muted); background: var(--bg); border-bottom: 1px solid var(--border); }
.data-table td { padding: 14px 16px; font-size: 13px; color: var(--text-primary); border-bottom: 1px solid var(--border); }
.data-table tr:last-child td { border-bottom: none; }
.data-table tbody tr:hover td { background: rgba(79,106,245,0.03); }
.cell-primary { font-size: 14px; font-weight: 600; color: var(--text-primary); }
.cell-secondary { font-size: 12px; color: var(--text-muted); margin-top: 2px; }

/* Buttons */
.btn { display: inline-flex; align-items: center; gap: 7px; padding: 9px 18px; border-radius: 10px; font-family: 'Open Sans', sans-serif; font-size: 13px; font-weight: 700; cursor: pointer; border: none; text-decoration: none; transition: all 0.2s; white-space: nowrap; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: #3d56e0; box-shadow: 0 4px 16px rgba(79,106,245,0.35); }
.btn-outline { background: transparent; color: var(--accent); border: 1.5px solid var(--accent); }
.btn-outline:hover { background: var(--accent); color: #fff; }
.btn-ghost { background: var(--bg); color: var(--text-secondary); border: 1px solid var(--border); }
.btn-ghost:hover { color: var(--text-primary); border-color: var(--text-muted); }

/* Modal */
.modal-overlay { display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.55); z-index: 1000; align-items: center; justify-content: center; padding: 20px; }
.modal-overlay.open { display: flex; }
.modal { background: var(--surface); border: 1px solid var(--border); border-radius: 20px; width: 100%; max-height: 90vh; display: flex; flex-direction: column; box-shadow: 0 20px 60px rgba(0,0,0,0.25); }
.modal-header { display: flex; justify-content: space-between; align-items: center; padding: 20px 24px; border-bottom: 1px solid var(--border); }
.modal-title { font-size: 17px; font-weight: 700; color: var(--text-primary); margin: 0; }
.modal-close { background: none; border: none; color: var(--text-muted); cursor: pointer; font-size: 18px; padding: 4px; line-height: 1; }
.modal-body { padding: 24px; overflow-y: auto; }
.modal-footer { padding: 16px 24px; border-top: 1px solid var(--border); display: flex; justify-content: flex-end; gap: 10px; }

/* =====================================================================
   CI4 COMPATIBILITY LAYER  (appended — wins the cascade)
   Fixes: (1) undefined --surface/--bg vars  (2) view class-name aliases
   ===================================================================== */

/* (1) Define the two variables the stylesheet uses but never declared */
:root            { --surface:#FFFFFF; --bg:#F0F2F8; }
[data-theme="light"] { --surface:#FFFFFF; --bg:#F0F2F8; }
[data-theme="dark"]  { --surface:#161928; --bg:#1C2035; }

/* (2a) Layout — the big one: main area must clear the fixed sidebar */
.main-wrapper {
    margin-left: var(--sidebar-w);
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    transition: margin-left 0.3s cubic-bezier(0.4,0,0.2,1);
}
.main-wrapper.expanded { margin-left: var(--sidebar-collapsed-w); }
.content { padding: 24px; flex: 1; }

/* Topbar bits used by the CI4 layout */
.search-box {
    display: flex; align-items: center; gap: 8px;
    background: var(--bg-surface-2);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 7px 14px;
    max-width: 340px; width: 100%;
}
.search-box i { color: var(--text-muted); font-size: 13px; }
.search-box input,
.search-box form { width: 100%; }
.search-box input {
    background: none; border: none; outline: none;
    color: var(--text-primary); font-size: 13px; font-family: var(--font); width: 100%;
}
.theme-toggle {
    width: 36px; height: 36px; border-radius: 10px;
    border: 1px solid var(--border); background: var(--bg-surface);
    color: var(--text-secondary); cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    font-size: 14px; transition: all 0.2s; flex-shrink: 0;
}
.theme-toggle:hover { color: var(--accent); border-color: var(--accent); }

/* Topbar user chip */
.user-chip { display: flex; align-items: center; gap: 10px; padding: 4px 8px; border-radius: 10px; }
.user-chip .user-avatar {
    width: 34px; height: 34px; border-radius: 9px; background: var(--accent);
    color: #fff; display: flex; align-items: center; justify-content: center;
    font-size: 12px; font-weight: 700; flex-shrink: 0;
}
.user-chip .user-info { display: flex; flex-direction: column; line-height: 1.2; }
.user-chip .user-name { font-size: 13px; font-weight: 700; color: var(--text-primary); }
.user-chip .user-role { font-size: 11px; color: var(--text-muted); }

/* (2b) Dashboard stats */
.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px; margin-bottom: 24px;
}
.stat-card {
    background: var(--bg-surface) !important;
    border: 1px solid var(--border);
    border-radius: 14px; padding: 18px 20px;
    box-shadow: var(--card-shadow);
    display: flex; align-items: center; gap: 14px;
}
.stat-icon {
    width: 46px; height: 46px; border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    font-size: 18px; flex-shrink: 0;
}
.stat-body { display: flex; flex-direction: column; }
.stat-card .stat-value { font-size: 24px; font-weight: 800; color: var(--text-primary); line-height: 1.1; }
.stat-card .stat-label { font-size: 12.5px; color: var(--text-secondary); font-weight: 600; margin-top: 2px; }

/* Two-column dashboard / detail layouts */
.dashboard-grid,
.detail-layout {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: 20px; margin-bottom: 20px;
}
.detail-main, .detail-side { display: flex; flex-direction: column; gap: 20px; }

/* (2c) Cards */
.card-title { font-size: 15px; font-weight: 700; color: var(--text-primary); margin: 0; }
.card-link { font-size: 13px; font-weight: 600; color: var(--accent); text-decoration: none; }
.card-link:hover { text-decoration: underline; }

/* (2d) Tables — views use .table, stylesheet defines .data-table */
.table { width: 100%; border-collapse: collapse; }
.table th {
    padding: 12px 16px; text-align: left; font-size: 11px; font-weight: 700;
    text-transform: uppercase; letter-spacing: 0.5px; color: var(--text-muted);
    background: var(--bg-surface-2); border-bottom: 1px solid var(--border);
}
.table td { padding: 13px 16px; font-size: 13px; color: var(--text-primary); border-bottom: 1px solid var(--border); }
.table tr:last-child td { border-bottom: none; }
.table.table-hover tbody tr:hover td,
.table-hover tbody tr:hover td { background: var(--table-row-hover); }
.row-title { font-weight: 700; color: var(--text-primary); text-decoration: none; }
.row-title:hover { color: var(--accent); }
.muted { color: var(--text-muted); font-size: 12px; }

/* Action buttons in table rows */
.actions { display: flex; gap: 6px; }
.action-btn {
    width: 30px; height: 30px; border-radius: 8px;
    border: 1px solid var(--border); background: var(--bg-surface);
    color: var(--text-secondary); display: inline-flex; align-items: center; justify-content: center;
    font-size: 12px; text-decoration: none; transition: all 0.15s;
}
.action-btn:hover { color: var(--accent); border-color: var(--accent); }
.action-btn.danger:hover { color: var(--danger); border-color: var(--danger); }

/* (2e) Score pill (lead score) */
.score-pill {
    display: inline-flex; align-items: center; justify-content: center;
    min-width: 30px; padding: 3px 8px; border-radius: 8px;
    font-size: 12.5px; font-weight: 800;
    background: var(--bg-surface-3); color: var(--text-secondary);
}

/* (2f) Status badges — map status words to the palette */
.badge-new,      .badge-logged                 { background: var(--accent-light); color: var(--accent); }
.badge-contacted, .badge-upcoming, .badge-pending, .badge-warning { background: var(--warning-light); color: #92400E; }
.badge-qualified                               { background: var(--info-light); color: #0E7490; }
.badge-converted, .badge-active, .badge-completed, .badge-sent     { background: var(--success-light); color: #15803D; }
.badge-lost, .badge-cancelled, .badge-failed   { background: var(--danger-light); color: #B91C1C; }
.badge-spam, .badge-rejected                   { background: var(--bg-surface-3); color: var(--text-secondary); }
.badge-inactive, .badge-on_hold                { background: var(--bg-surface-3); color: var(--text-secondary); }
[data-theme="dark"] .badge-new,      [data-theme="dark"] .badge-logged                 { background: rgba(79,106,245,0.2); color: #818CF8; }
[data-theme="dark"] .badge-contacted,[data-theme="dark"] .badge-upcoming,[data-theme="dark"] .badge-pending,[data-theme="dark"] .badge-warning { background: rgba(245,158,11,0.15); color: #FCD34D; }
[data-theme="dark"] .badge-qualified           { background: rgba(6,182,212,0.15); color: #22D3EE; }
[data-theme="dark"] .badge-converted,[data-theme="dark"] .badge-active,[data-theme="dark"] .badge-completed,[data-theme="dark"] .badge-sent { background: rgba(34,197,94,0.15); color: #4ADE80; }
[data-theme="dark"] .badge-lost,[data-theme="dark"] .badge-cancelled,[data-theme="dark"] .badge-failed { background: rgba(239,68,68,0.15); color: #F87171; }
[data-theme="dark"] .badge-spam,[data-theme="dark"] .badge-rejected { background: rgba(148,163,184,0.18); color: #CBD5E1; }

/* (2g) Courses grid + card header alias */
.course-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px,1fr)); gap: 20px; }
.course-card-top { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 6px; }
.course-category { font-size: 11px; font-weight: 700; color: var(--accent); background: var(--accent-light); padding: 3px 10px; border-radius: 20px; }
[data-theme="dark"] .course-category { background: rgba(79,106,245,0.2); color: #818CF8; }

/* (2h) Faculty aliases */
.faculty-spec { display: flex; align-items: center; gap: 6px; font-size: 12px; color: var(--text-muted); background: var(--bg-surface-3); padding: 6px 10px; border-radius: 20px; align-self: flex-start; }
.faculty-meta { display: flex; flex-direction: column; gap: 6px; font-size: 12.5px; color: var(--text-secondary); }

/* (2i) Detail rows */
.detail-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px,1fr)); gap: 14px; }
.detail-item { display: flex; flex-direction: column; gap: 3px; }
.detail-label { font-size: 12px; color: var(--text-muted); font-weight: 600; }
.detail-value { font-size: 14px; color: var(--text-primary); font-weight: 600; }

/* (2j) Timeline */
.timeline { display: flex; flex-direction: column; }
.timeline-item { display: flex; gap: 12px; padding-bottom: 18px; position: relative; }
.timeline-item:not(:last-child)::before { content:''; position:absolute; left:5px; top:14px; bottom:0; width:2px; background: var(--border); }
.timeline-dot { width: 12px; height: 12px; border-radius: 50%; background: var(--accent); margin-top: 3px; flex-shrink: 0; z-index: 1; }
.timeline-content strong { font-size: 13.5px; color: var(--text-primary); }
.timeline-content p { font-size: 13px; color: var(--text-secondary); margin: 3px 0; }
.timeline-time { font-size: 11.5px; color: var(--text-muted); }

/* (2k) Simple lists, empty text, info alert */
.simple-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
.simple-list li { display: flex; align-items: center; gap: 10px; font-size: 13px; color: var(--text-secondary); }
.simple-list li span { flex: 1; }
.empty-text { text-align: center; padding: 28px; color: var(--text-muted); font-size: 13.5px; }
.alert-info { background: var(--info-light); color: #0E7490; }
[data-theme="dark"] .alert-info { background: rgba(6,182,212,0.12); color: #22D3EE; }

/* (2l) Filter tabs */
.filter-tabs { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 18px; }
.filter-tab {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 7px 14px; border-radius: 9px; font-size: 13px; font-weight: 600;
    color: var(--text-secondary); background: var(--bg-surface); border: 1px solid var(--border);
    text-decoration: none; transition: all 0.15s;
}
.filter-tab:hover { border-color: var(--accent); color: var(--accent); }
.filter-tab.active { background: var(--accent); color: #fff; border-color: var(--accent); }
.filter-tab span { background: rgba(0,0,0,0.08); padding: 1px 7px; border-radius: 10px; font-size: 11px; }
.filter-tab.active span { background: rgba(255,255,255,0.25); }

/* (2m) Responsive: stack the two-column layouts + clear sidebar margin */
@media (max-width: 1024px) {
    .main-wrapper { margin-left: 0 !important; }
    .dashboard-grid, .detail-layout { grid-template-columns: 1fr; }
}

/* Follow-up reminder banner (dashboard) */
.fu-alert { display:flex; align-items:center; gap:14px; background:var(--warning-light, #FEF3C7); border:1px solid var(--warning, #F59E0B); border-radius:12px; padding:13px 16px; margin-bottom:22px; }
.fu-alert.fu-alert-danger { background:var(--danger-light, #FEE2E2); border-color:var(--danger, #DC2626); }
.fu-alert-ic { width:38px; height:38px; border-radius:10px; background:var(--warning, #F59E0B); color:#fff; display:flex; align-items:center; justify-content:center; flex:none; }
.fu-alert.fu-alert-danger .fu-alert-ic { background:var(--danger, #DC2626); }
.fu-alert-body { flex:1; font-size:14.5px; color:var(--text-primary); }
.fu-alert-body strong { color:var(--danger, #DC2626); }
.fu-alert-x { background:none; border:none; font-size:22px; line-height:1; color:var(--text-tertiary); cursor:pointer; padding:0 4px; }
.fu-alert-x:hover { color:var(--text-primary); }
[data-theme="dark"] .fu-alert { background:rgba(245,158,11,0.12); }
[data-theme="dark"] .fu-alert.fu-alert-danger { background:rgba(239,68,68,0.14); }

/* ── Mobile layout hardening ── */
html, body { max-width: 100%; overflow-x: hidden; }
.main-wrapper, .topbar, .topbar-left, .topbar-right, .content { min-width: 0; }
@media (max-width: 768px) {
  .search-box { display: none; }
  .topbar { padding: 0 12px; gap: 10px; }
  .topbar-left { gap: 10px; flex: 0 1 auto; }
  .user-info { display: none; }
  .content { padding: 16px; }
  .stat-grid { grid-template-columns: 1fr 1fr; }
  .page-header { flex-wrap: wrap; row-gap: 10px; }
  .btn-sm { padding: 7px 10px; font-size: 12px; }
}
@media (max-width: 430px) {
  .stat-grid { grid-template-columns: 1fr; }
}

/* ── Horizontal scroll for wide data tables on small screens ── */
@media (max-width: 1024px) {
  .card-body:has(table),
  .table-wrapper { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .card-body:has(table) table.table th,
  .card-body:has(table) table.table td,
  .table-wrapper table.table th,
  .table-wrapper table.table td { white-space: nowrap; }
}

/* Let grid columns shrink so inner tables scroll instead of overflowing the page
   (fixes Fees & Payments and any other table inside a .detail-layout/.dashboard-grid) */
.detail-main, .detail-side, .detail-sidebar,
.detail-layout > *, .dashboard-grid > * { min-width: 0; }