/* ===== ALL IN ONE CRM - MAIN STYLESHEET ===== */
/* CSS Variables for Theming */
:root {
    --primary: #4F46E5;
    --primary-light: #818CF8;
    --primary-dark: #3730A3;
    --secondary: #06B6D4;
    --success: #10B981;
    --warning: #F59E0B;
    --danger: #EF4444;
    --info: #3B82F6;
    --purple: #8B5CF6;

    --bg-primary: #F8FAFC;
    --bg-secondary: #FFFFFF;
    --bg-tertiary: #F1F5F9;
    --bg-sidebar: #1E1B4B;
    --bg-sidebar-hover: #312E81;
    --bg-card: #FFFFFF;
    --bg-input: #FFFFFF;

    --text-primary: #1E293B;
    --text-secondary: #64748B;
    --text-tertiary: #94A3B8;
    --text-sidebar: #C7D2FE;
    --text-sidebar-active: #FFFFFF;

    --border-color: #E2E8F0;
    --border-light: #F1F5F9;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -2px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.1);

    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 9999px;

    --sidebar-width: 260px;
    --sidebar-collapsed: 70px;
    --topbar-height: 64px;

    --transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
}

/* Dark Theme */
[data-theme="dark"] {
    --bg-primary: #0F172A;
    --bg-secondary: #1E293B;
    --bg-tertiary: #334155;
    --bg-sidebar: #0F172A;
    --bg-sidebar-hover: #1E293B;
    --bg-card: #1E293B;
    --bg-input: #334155;

    --text-primary: #F1F5F9;
    --text-secondary: #94A3B8;
    --text-tertiary: #64748B;
    --text-sidebar: #94A3B8;
    --text-sidebar-active: #FFFFFF;

    --border-color: #334155;
    --border-light: #1E293B;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.3);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.4);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.4);
}

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

html {
    font-size: 14px;
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; }

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

/* ===== LOADING SCREEN ===== */
.loading-screen {
    position: fixed; inset: 0; background: linear-gradient(135deg, #1E1B4B, #4F46E5);
    display: flex; align-items: center; justify-content: center; z-index: 9999;
}
.loader-container { text-align: center; }
.loader-ring {
    width: 60px; height: 60px; border: 3px solid rgba(255,255,255,0.2);
    border-top-color: #fff; border-radius: 50%; margin: 0 auto 20px;
    animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.loader-text { color: #fff; font-size: 1.5rem; font-weight: 700; }
.loader-text i { font-size: 2rem; display: block; margin-bottom: 10px; }

/* ===== LOGIN PAGE ===== */
.login-page {
    display: flex; min-height: 100vh;
}
.login-left {
    flex: 1; background: linear-gradient(135deg, #1E1B4B 0%, #3730A3 50%, #4F46E5 100%);
    display: flex; flex-direction: column; justify-content: center; padding: 60px;
    color: #fff; position: relative; overflow: hidden;
}
.login-left::before {
    content: ''; position: absolute; top: -50%; right: -50%;
    width: 100%; height: 100%; background: radial-gradient(circle, rgba(255,255,255,0.05) 0%, transparent 60%);
    border-radius: 50%;
}
.login-brand { margin-bottom: 50px; position: relative; z-index: 1; }
.brand-icon {
    width: 70px; height: 70px; background: rgba(255,255,255,0.15);
    border-radius: var(--radius-lg); display: flex; align-items: center; justify-content: center;
    font-size: 2rem; margin-bottom: 20px; backdrop-filter: blur(10px);
}
.login-brand h1 { font-size: 2.2rem; font-weight: 800; margin-bottom: 8px; }
.login-brand p { font-size: 1.1rem; opacity: 0.8; }
.login-features { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; position: relative; z-index: 1; }
.feature-item {
    display: flex; align-items: center; gap: 12px; padding: 12px 16px;
    background: rgba(255,255,255,0.08); border-radius: var(--radius-md);
    backdrop-filter: blur(10px); transition: var(--transition);
}
.feature-item:hover { background: rgba(255,255,255,0.15); transform: translateX(5px); }
.feature-item i { font-size: 1.2rem; width: 20px; text-align: center; }
.login-footer-text { margin-top: 50px; opacity: 0.6; font-size: 0.9rem; position: relative; z-index: 1; }
.login-right {
    flex: 1; display: flex; align-items: center; justify-content: center;
    padding: 40px; background: var(--bg-primary);
}
.login-card {
    width: 100%; max-width: 440px;
}
.login-card-header { margin-bottom: 30px; }
.login-card-header h2 { font-size: 1.8rem; font-weight: 700; color: var(--text-primary); }
.login-card-header p { color: var(--text-secondary); margin-top: 5px; }

/* ===== FORM ELEMENTS ===== */
.form-group { margin-bottom: 20px; }
.form-group label {
    display: block; margin-bottom: 6px; font-weight: 500;
    color: var(--text-secondary); font-size: 0.9rem;
}
.form-group label i { margin-right: 6px; width: 16px; }
.form-group input, .form-group select, .form-group textarea {
    width: 100%; padding: 12px 14px; border: 1.5px solid var(--border-color);
    border-radius: var(--radius-md); background: var(--bg-input); color: var(--text-primary);
    font-family: inherit; font-size: 0.95rem; transition: var(--transition);
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(79,70,229,0.15);
}
.form-group input::placeholder { color: var(--text-tertiary); }
.form-group textarea { resize: vertical; min-height: 80px; }
.form-group select { cursor: pointer; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-row-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; }

.password-input { position: relative; }
.password-input input { padding-right: 45px; }
.toggle-password {
    position: absolute; right: 12px; top: 50%; transform: translateY(-50%);
    background: none; border: none; color: var(--text-tertiary); cursor: pointer; font-size: 1rem;
}

.form-options {
    display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px;
}
.checkbox-label {
    display: flex; align-items: center; gap: 8px; cursor: pointer;
    color: var(--text-secondary); font-size: 0.9rem;
}
.checkbox-label input[type="checkbox"] { width: auto; accent-color: var(--primary); }

.error-msg {
    background: #FEF2F2; color: #DC2626; padding: 10px 14px; border-radius: var(--radius-md);
    margin-top: 12px; font-size: 0.85rem; border: 1px solid #FCA5A5;
}
[data-theme="dark"] .error-msg {
    background: rgba(239,68,68,0.1); border-color: rgba(239,68,68,0.3);
}

/* Demo Credentials */
.demo-credentials {
    margin-top: 30px; padding: 20px; background: var(--bg-tertiary);
    border-radius: var(--radius-lg); border: 1px solid var(--border-color);
}
.demo-credentials h4 {
    font-size: 0.85rem; color: var(--text-secondary); margin-bottom: 12px;
}
.cred-item {
    display: flex; justify-content: space-between; align-items: center;
    padding: 8px 12px; margin-bottom: 6px; background: var(--bg-secondary);
    border-radius: var(--radius-sm); cursor: pointer; transition: var(--transition);
    border: 1px solid transparent;
}
.cred-item:hover { border-color: var(--primary); background: rgba(79,70,229,0.05); }
.cred-role {
    font-weight: 600; font-size: 0.8rem; padding: 2px 10px;
    background: var(--primary); color: #fff; border-radius: var(--radius-full);
}
.cred-email { font-size: 0.85rem; color: var(--text-secondary); }

/* ===== SIDEBAR ===== */
.main-app { display: flex; min-height: 100vh; }
.sidebar {
    width: var(--sidebar-width); background: var(--bg-sidebar);
    position: fixed; top: 0; left: 0; bottom: 0; z-index: 100;
    display: flex; flex-direction: column; transition: var(--transition);
    overflow-y: auto; overflow-x: hidden;
}
.sidebar.collapsed { width: var(--sidebar-collapsed); }
.sidebar-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 20px; min-height: 64px; border-bottom: 1px solid rgba(255,255,255,0.08);
}
.sidebar-brand {
    display: flex; align-items: center; gap: 12px;
    color: #fff; font-size: 1.3rem; font-weight: 700; white-space: nowrap;
}
.sidebar-brand i { font-size: 1.5rem; color: var(--primary-light); }
.sidebar.collapsed .sidebar-brand span { display: none; }
.sidebar-toggle {
    background: rgba(255,255,255,0.1); border: none; color: #fff;
    width: 32px; height: 32px; border-radius: var(--radius-sm);
    cursor: pointer; display: flex; align-items: center; justify-content: center;
    transition: var(--transition);
}
.sidebar-toggle:hover { background: rgba(255,255,255,0.2); }

.sidebar-nav { flex: 1; padding: 12px 8px; }
.nav-section-title {
    padding: 12px 12px 6px; font-size: 0.7rem; font-weight: 600;
    text-transform: uppercase; letter-spacing: 1.5px; color: rgba(255,255,255,0.35);
    white-space: nowrap;
}
.sidebar.collapsed .nav-section-title { text-align: center; font-size: 0; }
.sidebar.collapsed .nav-section-title::after { content: '•'; font-size: 1rem; }
.nav-item {
    display: flex; align-items: center; gap: 12px; padding: 10px 14px;
    color: var(--text-sidebar); border-radius: var(--radius-md); cursor: pointer;
    transition: var(--transition); margin-bottom: 2px; white-space: nowrap;
    font-size: 0.9rem;
}
.nav-item:hover { background: var(--bg-sidebar-hover); color: #fff; }
.nav-item.active { background: var(--primary); color: #fff; font-weight: 500; }
.nav-item i { width: 20px; text-align: center; font-size: 1rem; flex-shrink: 0; }
.nav-item .nav-badge {
    margin-left: auto; background: var(--danger); color: #fff; font-size: 0.7rem;
    padding: 1px 7px; border-radius: var(--radius-full); font-weight: 600;
}
.sidebar.collapsed .nav-item span, .sidebar.collapsed .nav-item .nav-badge { display: none; }
.sidebar.collapsed .nav-item { justify-content: center; padding: 12px; }

.sidebar-footer {
    padding: 12px; border-top: 1px solid rgba(255,255,255,0.08);
}
.user-mini-profile {
    display: flex; align-items: center; gap: 10px; padding: 8px;
    background: rgba(255,255,255,0.05); border-radius: var(--radius-md);
    color: #fff;
}
.user-mini-profile .avatar {
    width: 36px; height: 36px; flex-shrink: 0;
}
.user-mini-profile .user-info { overflow: hidden; }
.user-mini-profile .user-name {
    font-weight: 600; font-size: 0.85rem; white-space: nowrap;
    overflow: hidden; text-overflow: ellipsis;
}
.user-mini-profile .user-role {
    font-size: 0.7rem; color: var(--primary-light);
    text-transform: capitalize;
}
.sidebar.collapsed .user-mini-profile .user-info { display: none; }

/* ===== TOPBAR ===== */
.main-content {
    margin-left: var(--sidebar-width); flex: 1; transition: var(--transition);
    min-height: 100vh; display: flex; flex-direction: column;
}
.sidebar.collapsed ~ .main-content { margin-left: var(--sidebar-collapsed); }
.topbar {
    height: var(--topbar-height); display: flex; align-items: center;
    justify-content: space-between; padding: 0 24px; background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color); position: sticky; top: 0; z-index: 50;
}
.topbar-left { display: flex; align-items: center; gap: 16px; }
.mobile-toggle {
    display: none; background: none; border: none; font-size: 1.2rem;
    color: var(--text-primary); cursor: pointer;
}
.breadcrumb { font-size: 0.95rem; color: var(--text-secondary); }
.breadcrumb span { font-weight: 600; color: var(--text-primary); }

.topbar-right { display: flex; align-items: center; gap: 10px; }
.topbar-search {
    position: relative; display: flex; align-items: center;
}
.topbar-search i {
    position: absolute; left: 12px; color: var(--text-tertiary);
}
.topbar-search input {
    padding: 8px 14px 8px 36px; border: 1px solid var(--border-color);
    border-radius: var(--radius-full); background: var(--bg-tertiary);
    color: var(--text-primary); font-size: 0.85rem; width: 220px;
    transition: var(--transition);
}
.topbar-search input:focus {
    width: 300px; outline: none; border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(79,70,229,0.1);
}
.topbar-btn {
    width: 38px; height: 38px; border: none; background: var(--bg-tertiary);
    border-radius: var(--radius-md); color: var(--text-secondary); cursor: pointer;
    display: flex; align-items: center; justify-content: center; transition: var(--transition);
    position: relative;
}
.topbar-btn:hover { background: var(--primary); color: #fff; }
.notification-badge {
    position: absolute; top: -2px; right: -2px; background: var(--danger);
    color: #fff; font-size: 0.65rem; min-width: 18px; height: 18px;
    border-radius: var(--radius-full); display: flex; align-items: center;
    justify-content: center; font-weight: 600;
}

.notification-dropdown {
    position: absolute; top: 100%; right: 80px; width: 340px;
    background: var(--bg-secondary); border: 1px solid var(--border-color);
    border-radius: var(--radius-lg); box-shadow: var(--shadow-xl); z-index: 999;
    max-height: 400px; overflow-y: auto;
}
.notif-header {
    display: flex; justify-content: space-between; align-items: center;
    padding: 14px 16px; border-bottom: 1px solid var(--border-color);
}
.notif-header h4 { font-size: 0.9rem; }
.notif-header button {
    background: none; border: none; color: var(--primary); cursor: pointer; font-size: 0.8rem;
}
.notif-list { padding: 8px; }
.notif-item {
    padding: 10px 12px; border-radius: var(--radius-md); cursor: pointer;
    transition: var(--transition); display: flex; gap: 12px; align-items: flex-start;
}
.notif-item:hover { background: var(--bg-tertiary); }
.notif-item .notif-icon {
    width: 36px; height: 36px; border-radius: var(--radius-md);
    display: flex; align-items: center; justify-content: center; flex-shrink: 0;
    font-size: 0.85rem;
}
.notif-item .notif-text { font-size: 0.85rem; color: var(--text-primary); }
.notif-item .notif-time { font-size: 0.75rem; color: var(--text-tertiary); margin-top: 2px; }

.user-profile-dropdown { position: relative; }
.user-profile-btn {
    display: flex; align-items: center; gap: 10px; background: none; border: none;
    cursor: pointer; padding: 6px 10px; border-radius: var(--radius-md);
    transition: var(--transition); color: var(--text-primary);
}
.user-profile-btn:hover { background: var(--bg-tertiary); }
.user-profile-btn span { font-weight: 500; font-size: 0.9rem; }
.user-profile-btn .fa-chevron-down { font-size: 0.7rem; color: var(--text-tertiary); }

.avatar {
    width: 34px; height: 34px; border-radius: var(--radius-md);
    background: linear-gradient(135deg, var(--primary), var(--purple));
    color: #fff; display: flex; align-items: center; justify-content: center;
    font-weight: 600; font-size: 0.8rem;
}

.user-menu {
    position: absolute; top: calc(100% + 5px); right: 0; width: 200px;
    background: var(--bg-secondary); border: 1px solid var(--border-color);
    border-radius: var(--radius-lg); box-shadow: var(--shadow-xl); z-index: 999;
    overflow: hidden;
}
.user-menu a {
    display: flex; align-items: center; gap: 10px; padding: 10px 16px;
    font-size: 0.9rem; color: var(--text-secondary); transition: var(--transition);
}
.user-menu a:hover { background: var(--bg-tertiary); color: var(--text-primary); }
.user-menu hr { border: none; border-top: 1px solid var(--border-color); margin: 4px 0; }

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

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex; align-items: center; gap: 8px; padding: 10px 20px;
    border: none; border-radius: var(--radius-md); font-family: inherit;
    font-size: 0.9rem; font-weight: 500; cursor: pointer; transition: var(--transition);
    text-align: center; justify-content: center; white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn:active { transform: translateY(0); }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); }
.btn-secondary { background: var(--bg-tertiary); color: var(--text-primary); border: 1px solid var(--border-color); }
.btn-secondary:hover { background: var(--border-color); }
.btn-success { background: var(--success); color: #fff; }
.btn-danger { background: var(--danger); color: #fff; }
.btn-warning { background: var(--warning); color: #fff; }
.btn-info { background: var(--info); color: #fff; }
.btn-outline { background: transparent; border: 1.5px solid var(--primary); color: var(--primary); }
.btn-outline:hover { background: var(--primary); color: #fff; }
.btn-sm { padding: 6px 12px; font-size: 0.8rem; }
.btn-lg { padding: 14px 28px; font-size: 1rem; }
.btn-block { width: 100%; }
.btn-icon { width: 36px; height: 36px; padding: 0; border-radius: var(--radius-md); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

/* ===== CARDS ===== */
.card {
    background: var(--bg-card); border: 1px solid var(--border-color);
    border-radius: var(--radius-lg); box-shadow: var(--shadow-sm);
    overflow: hidden; transition: var(--transition);
}
.card:hover { box-shadow: var(--shadow-md); }
.card-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 18px 20px; border-bottom: 1px solid var(--border-color);
}
.card-header h3 { font-size: 1.05rem; font-weight: 600; }
.card-body { padding: 20px; }
.card-footer {
    padding: 14px 20px; border-top: 1px solid var(--border-color);
    display: flex; justify-content: flex-end; gap: 8px;
}

/* ===== STAT CARDS ===== */
.stats-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 20px;
    margin-bottom: 24px;
}
.stat-card {
    background: var(--bg-card); border: 1px solid var(--border-color);
    border-radius: var(--radius-lg); padding: 20px; display: flex;
    align-items: center; gap: 16px; transition: var(--transition);
    position: relative; overflow: hidden;
}
.stat-card::before {
    content: ''; position: absolute; top: 0; left: 0; width: 4px; height: 100%;
}
.stat-card.blue::before { background: var(--info); }
.stat-card.green::before { background: var(--success); }
.stat-card.orange::before { background: var(--warning); }
.stat-card.purple::before { background: var(--purple); }
.stat-card.red::before { background: var(--danger); }
.stat-card.cyan::before { background: var(--secondary); }
.stat-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.stat-icon {
    width: 52px; height: 52px; border-radius: var(--radius-lg);
    display: flex; align-items: center; justify-content: center; font-size: 1.3rem;
}
.stat-icon.blue { background: rgba(59,130,246,0.1); color: var(--info); }
.stat-icon.green { background: rgba(16,185,129,0.1); color: var(--success); }
.stat-icon.orange { background: rgba(245,158,11,0.1); color: var(--warning); }
.stat-icon.purple { background: rgba(139,92,246,0.1); color: var(--purple); }
.stat-icon.red { background: rgba(239,68,68,0.1); color: var(--danger); }
.stat-icon.cyan { background: rgba(6,182,212,0.1); color: var(--secondary); }
.stat-info h4 { font-size: 0.8rem; color: var(--text-secondary); font-weight: 500; }
.stat-info .stat-number { font-size: 1.6rem; font-weight: 700; line-height: 1.2; }
.stat-info .stat-change {
    font-size: 0.75rem; margin-top: 4px;
    display: inline-flex; align-items: center; gap: 4px;
}
.stat-change.up { color: var(--success); }
.stat-change.down { color: var(--danger); }

/* ===== TABLES ===== */
.table-container {
    overflow-x: auto; border-radius: var(--radius-lg);
    border: 1px solid var(--border-color); background: var(--bg-card);
}
.data-table {
    width: 100%; border-collapse: collapse; font-size: 0.9rem;
}
.data-table thead th {
    padding: 12px 16px; text-align: left; font-weight: 600; font-size: 0.8rem;
    text-transform: uppercase; letter-spacing: 0.5px; color: var(--text-secondary);
    background: var(--bg-tertiary); border-bottom: 1px solid var(--border-color);
    white-space: nowrap;
}
.data-table tbody td {
    padding: 12px 16px; border-bottom: 1px solid var(--border-light);
    color: var(--text-primary); vertical-align: middle;
}
.data-table tbody tr { transition: var(--transition); }
.data-table tbody tr:hover { background: var(--bg-tertiary); }
.data-table tbody tr:last-child td { border-bottom: none; }

/* ===== BADGES ===== */
.badge {
    display: inline-flex; align-items: center; padding: 3px 10px;
    border-radius: var(--radius-full); font-size: 0.75rem; font-weight: 600;
    white-space: nowrap;
}
.badge-primary { background: rgba(79,70,229,0.1); color: var(--primary); }
.badge-success { background: rgba(16,185,129,0.1); color: var(--success); }
.badge-warning { background: rgba(245,158,11,0.1); color: var(--warning); }
.badge-danger { background: rgba(239,68,68,0.1); color: var(--danger); }
.badge-info { background: rgba(59,130,246,0.1); color: var(--info); }
.badge-secondary { background: var(--bg-tertiary); color: var(--text-secondary); }

/* ===== MODAL ===== */
.modal-overlay {
    position: fixed; inset: 0; background: rgba(0,0,0,0.5);
    display: flex; align-items: center; justify-content: center; z-index: 1000;
    backdrop-filter: blur(4px);
}
.modal {
    background: var(--bg-secondary); border-radius: var(--radius-xl);
    width: 90%; max-width: 600px; max-height: 90vh; overflow-y: auto;
    box-shadow: var(--shadow-xl); animation: modalSlideIn 0.3s ease;
}
.modal.modal-lg { max-width: 900px; }
.modal.modal-xl { max-width: 1100px; }
@keyframes modalSlideIn {
    from { opacity: 0; transform: translateY(-20px) scale(0.95); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}
.modal-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 18px 24px; border-bottom: 1px solid var(--border-color);
}
.modal-header h3 { font-size: 1.15rem; font-weight: 600; }
.modal-close {
    width: 32px; height: 32px; border: none; background: var(--bg-tertiary);
    border-radius: var(--radius-md); color: var(--text-secondary); cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    transition: var(--transition);
}
.modal-close:hover { background: var(--danger); color: #fff; }
.modal-body { padding: 24px; }
.modal-footer {
    padding: 16px 24px; border-top: 1px solid var(--border-color);
    display: flex; justify-content: flex-end; gap: 10px;
}

/* ===== TOAST ===== */
.toast-container {
    position: fixed; top: 20px; right: 20px; z-index: 9999;
    display: flex; flex-direction: column; gap: 10px;
}
.toast {
    display: flex; align-items: center; gap: 12px; padding: 14px 18px;
    background: var(--bg-secondary); border: 1px solid var(--border-color);
    border-radius: var(--radius-lg); box-shadow: var(--shadow-xl);
    min-width: 320px; animation: toastSlideIn 0.3s ease;
    position: relative; overflow: hidden;
}
@keyframes toastSlideIn {
    from { opacity: 0; transform: translateX(100%); }
    to { opacity: 1; transform: translateX(0); }
}
.toast::before {
    content: ''; position: absolute; top: 0; left: 0; width: 4px; height: 100%;
}
.toast.success::before { background: var(--success); }
.toast.error::before { background: var(--danger); }
.toast.warning::before { background: var(--warning); }
.toast.info::before { background: var(--info); }
.toast-icon { font-size: 1.2rem; flex-shrink: 0; }
.toast.success .toast-icon { color: var(--success); }
.toast.error .toast-icon { color: var(--danger); }
.toast.warning .toast-icon { color: var(--warning); }
.toast.info .toast-icon { color: var(--info); }
.toast-content { flex: 1; }
.toast-title { font-weight: 600; font-size: 0.9rem; }
.toast-message { font-size: 0.8rem; color: var(--text-secondary); margin-top: 2px; }
.toast-close {
    background: none; border: none; color: var(--text-tertiary); cursor: pointer;
    font-size: 1rem; padding: 4px;
}

/* ===== TABS ===== */
.tabs { display: flex; gap: 4px; border-bottom: 2px solid var(--border-color); margin-bottom: 20px; }
.tab {
    padding: 10px 20px; cursor: pointer; font-size: 0.9rem; font-weight: 500;
    color: var(--text-secondary); border-bottom: 2px solid transparent;
    margin-bottom: -2px; transition: var(--transition);
    background: none; border-top: none; border-left: none; border-right: none;
    font-family: inherit;
}
.tab:hover { color: var(--primary); }
.tab.active { color: var(--primary); border-bottom-color: var(--primary); }
.tab-content { display: none; }
.tab-content.active { display: block; }

/* ===== PAGINATION ===== */
.pagination {
    display: flex; align-items: center; justify-content: space-between;
    padding: 16px 0; gap: 16px;
}
.pagination-info { font-size: 0.85rem; color: var(--text-secondary); }
.pagination-buttons { display: flex; gap: 4px; }
.page-btn {
    width: 36px; height: 36px; border: 1px solid var(--border-color);
    background: var(--bg-secondary); color: var(--text-primary); border-radius: var(--radius-md);
    cursor: pointer; display: flex; align-items: center; justify-content: center;
    font-size: 0.85rem; transition: var(--transition);
}
.page-btn:hover, .page-btn.active { background: var(--primary); color: #fff; border-color: var(--primary); }
.page-btn:disabled { opacity: 0.4; cursor: not-allowed; }

/* ===== TOOLBAR ===== */
.toolbar {
    display: flex; align-items: center; justify-content: space-between;
    margin-bottom: 20px; flex-wrap: wrap; gap: 12px;
}
.toolbar-left { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.toolbar-right { display: flex; align-items: center; gap: 10px; }
.filter-select {
    padding: 8px 12px; border: 1px solid var(--border-color);
    border-radius: var(--radius-md); background: var(--bg-secondary);
    color: var(--text-primary); font-size: 0.85rem; font-family: inherit;
}
.search-input {
    position: relative; display: flex; align-items: center;
}
.search-input i {
    position: absolute; left: 12px; color: var(--text-tertiary);
}
.search-input input {
    padding: 8px 14px 8px 36px; border: 1px solid var(--border-color);
    border-radius: var(--radius-md); background: var(--bg-secondary);
    color: var(--text-primary); font-size: 0.85rem; width: 250px;
}
.search-input input:focus { outline: none; border-color: var(--primary); }

/* ===== EMPTY STATE ===== */
.empty-state {
    text-align: center; padding: 60px 20px; color: var(--text-secondary);
}
.empty-state i { font-size: 4rem; margin-bottom: 20px; opacity: 0.3; }
.empty-state h3 { font-size: 1.3rem; color: var(--text-primary); margin-bottom: 8px; }
.empty-state p { font-size: 0.9rem; margin-bottom: 20px; }

/* ===== PROFILE PAGE ===== */
.profile-header {
    display: flex; align-items: center; gap: 24px; padding: 30px;
    background: linear-gradient(135deg, var(--primary), var(--purple));
    border-radius: var(--radius-xl); color: #fff; margin-bottom: 24px;
}
.profile-avatar {
    width: 80px; height: 80px; border-radius: var(--radius-lg);
    background: rgba(255,255,255,0.2); display: flex; align-items: center;
    justify-content: center; font-size: 2rem; font-weight: 700;
}
.profile-info h2 { font-size: 1.5rem; font-weight: 700; }
.profile-info p { opacity: 0.8; }

/* ===== GRID LAYOUTS ===== */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 20px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }

/* ===== HIDDEN UTILITY ===== */
.hidden { display: none !important; }

/* ===== CHART CONTAINER ===== */
.chart-container { position: relative; height: 300px; }

/* ===== PROGRESS BAR ===== */
.progress-bar { background: var(--bg-tertiary); border-radius: var(--radius-full); height: 8px; overflow: hidden; }
.progress-bar .progress-fill { height: 100%; border-radius: var(--radius-full); transition: width 0.5s ease; }
.progress-fill.blue { background: var(--info); }
.progress-fill.green { background: var(--success); }
.progress-fill.orange { background: var(--warning); }
.progress-fill.purple { background: var(--purple); }

/* ===== STATUS DOT ===== */
.status-dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; margin-right: 6px; }
.status-dot.active { background: var(--success); }
.status-dot.inactive { background: var(--text-tertiary); }
.status-dot.suspended { background: var(--danger); }

/* ===== PRICING CARDS ===== */
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 24px; }
.pricing-card {
    background: var(--bg-card); border: 2px solid var(--border-color);
    border-radius: var(--radius-xl); padding: 32px; text-align: center;
    transition: var(--transition); position: relative;
}
.pricing-card.popular { border-color: var(--primary); }
.pricing-card.popular::before {
    content: 'MOST POPULAR'; position: absolute; top: -12px; left: 50%;
    transform: translateX(-50%); background: var(--primary); color: #fff;
    padding: 4px 20px; border-radius: var(--radius-full); font-size: 0.7rem;
    font-weight: 700; letter-spacing: 1px;
}
.pricing-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-xl); }
.pricing-name { font-size: 1.2rem; font-weight: 700; margin-bottom: 8px; }
.pricing-price { font-size: 2.5rem; font-weight: 800; color: var(--primary); }
.pricing-price span { font-size: 1rem; font-weight: 400; color: var(--text-secondary); }
.pricing-features { list-style: none; margin: 24px 0; text-align: left; }
.pricing-features li {
    padding: 8px 0; font-size: 0.9rem; color: var(--text-secondary);
    display: flex; align-items: center; gap: 10px;
}
.pricing-features li i { color: var(--success); width: 16px; }

/* ===== ACTION BUTTONS GROUP ===== */
.action-btns { display: flex; gap: 6px; }
.action-btns .btn-icon {
    width: 32px; height: 32px; font-size: 0.8rem;
}

/* ===== LEAD STATUS PIPELINE ===== */
.pipeline-container { display: flex; gap: 16px; overflow-x: auto; padding-bottom: 16px; }
.pipeline-column {
    min-width: 260px; flex: 1; background: var(--bg-tertiary);
    border-radius: var(--radius-lg); padding: 16px;
}
.pipeline-header {
    display: flex; align-items: center; justify-content: space-between;
    margin-bottom: 12px;
}
.pipeline-header h4 { font-size: 0.9rem; font-weight: 600; }
.pipeline-count {
    background: var(--bg-secondary); padding: 2px 10px; border-radius: var(--radius-full);
    font-size: 0.75rem; font-weight: 600;
}
.pipeline-card {
    background: var(--bg-card); border: 1px solid var(--border-color);
    border-radius: var(--radius-md); padding: 12px; margin-bottom: 8px;
    cursor: pointer; transition: var(--transition);
}
.pipeline-card:hover { box-shadow: var(--shadow-md); border-color: var(--primary); }
.pipeline-card .student-name { font-weight: 600; font-size: 0.9rem; }
.pipeline-card .student-course { font-size: 0.8rem; color: var(--text-secondary); }
.pipeline-card .student-score { font-size: 0.75rem; color: var(--primary); font-weight: 600; margin-top: 6px; }

/* ===== CALENDAR MINI ===== */
.mini-calendar { width: 100%; }
.mini-calendar table { width: 100%; border-collapse: collapse; text-align: center; }
.mini-calendar th { padding: 8px; font-size: 0.75rem; color: var(--text-secondary); font-weight: 600; }
.mini-calendar td {
    padding: 8px; font-size: 0.85rem; cursor: pointer; border-radius: var(--radius-sm);
    transition: var(--transition);
}
.mini-calendar td:hover { background: var(--primary); color: #fff; }
.mini-calendar td.today { background: var(--primary); color: #fff; font-weight: 700; }
.mini-calendar td.has-event { position: relative; }
.mini-calendar td.has-event::after {
    content: ''; position: absolute; bottom: 3px; left: 50%;
    transform: translateX(-50%); width: 4px; height: 4px;
    border-radius: 50%; background: var(--danger);
}

/* ===== TIMELINE ===== */
.timeline { padding: 0; }
.timeline-item {
    display: flex; gap: 16px; padding-bottom: 24px; position: relative;
}
.timeline-item::before {
    content: ''; position: absolute; left: 18px; top: 36px; bottom: 0;
    width: 2px; background: var(--border-color);
}
.timeline-item:last-child::before { display: none; }
.timeline-icon {
    width: 36px; height: 36px; border-radius: 50%; display: flex;
    align-items: center; justify-content: center; font-size: 0.8rem;
    flex-shrink: 0; z-index: 1;
}
.timeline-content { flex: 1; }
.timeline-content h4 { font-size: 0.9rem; font-weight: 600; }
.timeline-content p { font-size: 0.85rem; color: var(--text-secondary); margin-top: 4px; }
.timeline-content .timeline-date { font-size: 0.75rem; color: var(--text-tertiary); margin-top: 4px; }

/* ===== NOTES GRID ===== */
.notes-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 16px; }
.note-card {
    border-radius: var(--radius-lg); padding: 20px; min-height: 150px;
    display: flex; flex-direction: column; position: relative; transition: var(--transition);
    border: 1px solid var(--border-color);
}
.note-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.note-card.yellow { background: #FFFBEB; border-color: #FDE68A; }
.note-card.blue { background: #EFF6FF; border-color: #BFDBFE; }
.note-card.green { background: #ECFDF5; border-color: #A7F3D0; }
.note-card.red { background: #FEF2F2; border-color: #FECACA; }
.note-card.purple { background: #F5F3FF; border-color: #DDD6FE; }
[data-theme="dark"] .note-card.yellow { background: rgba(245,158,11,0.1); }
[data-theme="dark"] .note-card.blue { background: rgba(59,130,246,0.1); }
[data-theme="dark"] .note-card.green { background: rgba(16,185,129,0.1); }
[data-theme="dark"] .note-card.red { background: rgba(239,68,68,0.1); }
[data-theme="dark"] .note-card.purple { background: rgba(139,92,246,0.1); }
.note-card h4 { font-size: 1rem; margin-bottom: 8px; }
.note-card p { font-size: 0.85rem; color: var(--text-secondary); flex: 1; }
.note-card .note-footer {
    display: flex; justify-content: space-between; align-items: center;
    margin-top: 12px; font-size: 0.75rem; color: var(--text-tertiary);
}
.note-pin {
    position: absolute; top: 12px; right: 12px; color: var(--warning);
    font-size: 0.9rem;
}

/* ===== PRINT STYLES ===== */
@media print {
    .sidebar, .topbar, .toolbar { display: none !important; }
    .main-content { margin-left: 0 !important; }
    .page-content { padding: 0 !important; }
    .card { box-shadow: none !important; border: 1px solid #ddd !important; }
}