/* 
    NetSeg CRM - Professional SaaS Design System
    Color Palette:
    - Primary: #2563EB (Blue Accent)
    - Secondary: #22D3EE (Cyan)
    - Dark: #0F172A (Deep Navy)
    - BG-Layer: #1E293B (Slate)
    - Success: #10B981
    - Warning: #F59E0B
    - Danger: #EF4444
*/

:root {
    --primary: #2563EB;
    --secondary: #22D3EE;
    --dark: #0F172A;
    --dark-lighter: #1E293B;
    --slate: #64748B;
    --text-main: #F8FAFC;
    --text-muted: #94A3B8;
    --white: #FFFFFF;
    --glass: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.1);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
}

body {
    background-color: var(--dark);
    color: var(--text-main);
    overflow-x: hidden;
    min-height: 100vh;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: var(--dark);
}
::-webkit-scrollbar-thumb {
    background: var(--dark-lighter);
    border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes slideInLeft {
    from { transform: translateX(-20px); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

/* Helper Classes */
.animate {
    animation: fadeIn 0.6s ease-out forwards;
}

/* --- LOGIN PAGE STYLES --- */
.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 20px;
    background: radial-gradient(circle at top right, rgba(34, 211, 238, 0.05), transparent),
                radial-gradient(circle at bottom left, rgba(37, 99, 235, 0.05), transparent);
}

.login-card {
    width: 100%;
    max-width: 450px;
    background: var(--glass);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 50px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    position: relative;
    overflow: hidden;
}

.login-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(to bottom, var(--secondary), var(--primary));
}

.login-header {
    text-align: center;
    margin-bottom: 40px;
}

.login-logo {
    font-size: 2rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 10px;
    letter-spacing: -1px;
}

.login-logo span {
    color: var(--secondary);
}

.login-header p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.form-group {
    margin-bottom: 25px;
}

.form-label {
    display: block;
    margin-bottom: 8px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-muted);
}

.input-wrapper {
    position: relative;
}

.input-wrapper i {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--slate);
    transition: var(--transition);
}

.form-input {
    width: 100%;
    padding: 14px 15px 14px 45px;
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--white);
    font-size: 0.95rem;
    transition: var(--transition);
    outline: none;
}

.form-input:focus {
    border-color: var(--secondary);
    box-shadow: 0 0 0 4px rgba(34, 211, 238, 0.1);
}

.form-input:focus + i {
    color: var(--secondary);
}

.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    font-size: 0.85rem;
}

.checkbox-group {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

.btn-login {
    width: 100%;
    padding: 15px;
    background: linear-gradient(135deg, var(--primary), #1E40AF);
    border: none;
    border-radius: var(--radius-md);
    color: var(--white);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.btn-login:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px -5px rgba(37, 99, 235, 0.4);
    filter: brightness(1.1);
}

.btn-login:active {
    transform: translateY(0);
}

/* --- DASHBOARD LAYOUT STYLES --- */
.dashboard-wrapper {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
/* Sidebar oculto por defecto para navegación superior */
.sidebar {
    display: none !important;
}

.overlay {
    display: none !important;
}

.sidebar-brand {
    padding: 0 10px 40px;
}

.nav-menu {
    flex: 1;
    overflow-y: auto;
}

.nav-section-label {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--slate);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin: 25px 0 15px 15px;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 15px;
    color: var(--text-muted);
    text-decoration: none;
    border-radius: var(--radius-md);
    margin-bottom: 5px;
    transition: var(--transition);
    font-weight: 500;
}

.nav-link i {
    width: 20px;
    font-size: 1.1rem;
    text-align: center;
}

.nav-link:hover, .nav-link.active {
    background: var(--glass);
    color: var(--white);
}

.nav-link.active {
    background: rgba(37, 99, 235, 0.1);
    color: var(--secondary);
    border-right: 3px solid var(--secondary);
    border-radius: var(--radius-md) 0 0 var(--radius-md);
}

.sidebar-footer {
    padding-top: 20px;
    border-top: 1px solid var(--glass-border);
}

/* Main Content area */
.main-content {
    flex: 1;
    margin-left: 0; /* Sin margen fijo */
    background: #020617;
    position: relative;
    width: 100%;
}

/* Header */
.top-nav {
    height: 70px;
    background: rgba(15, 23, 42, 1); /* Sólido para separar del dashboard */
    border-bottom: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 40px;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 4px 15px rgba(0,0,0,0.3);
}

.nav-container {
    display: flex;
    align-items: center;
    gap: 30px;
}

.header-menu {
    display: flex;
    align-items: center;
    gap: 10px;
}

.header-menu .nav-link {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    color: var(--white-muted);
    font-size: 0.95rem;
    font-weight: 500;
    border-radius: 8px;
    transition: var(--transition);
}

.header-menu .nav-link:hover, .header-menu .nav-link.active {
    background: var(--glass);
    color: var(--cyan);
}

/* Dropdown Styles */
.dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-content {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: #0f172a;
    min-width: 200px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.6);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    z-index: 1001;
    overflow: hidden;
    padding: 8px 0;
}

.dropdown:hover .dropdown-content {
    display: block;
    animation: fadeIn 0.2s ease;
}

.dropdown-item {
    padding: 12px 20px;
    color: var(--white-muted);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.95rem;
    transition: var(--transition);
}

.dropdown-item:hover {
    background: var(--glass);
    color: var(--cyan);
    padding-left: 25px;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.header-search {
    flex: 1;
    max-width: 400px;
}

.search-input-group {
    position: relative;
}

.search-input-group i {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--slate);
}

.search-input {
    width: 100%;
    background: rgba(2, 6, 23, 0.5);
    border: 1px solid var(--glass-border);
    padding: 10px 15px 10px 45px;
    border-radius: var(--radius-sm);
    color: var(--white);
    font-size: 0.9rem;
    outline: none;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 25px;
}

.action-btn {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 1.2rem;
    cursor: pointer;
    position: relative;
    transition: var(--transition);
}

.action-btn:hover {
    color: var(--white);
}

.notification-dot {
    position: absolute;
    top: -2px;
    right: -2px;
    width: 8px;
    height: 8px;
    background: var(--secondary);
    border-radius: 50%;
    border: 2px solid var(--dark);
}

.user-profile {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 5px 15px;
    border-radius: 12px;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--glass-border);
}

.user-profile:hover {
    background: var(--glass);
    border-color: var(--cyan);
}

/* User Dropdown */
.user-dropdown-content {
    display: none;
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    width: 220px;
    background: #0f172a;
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.6);
    z-index: 1005;
    overflow: hidden;
    padding: 10px 0;
}

.user-profile.active .user-dropdown-content {
    display: block;
    animation: fadeIn 0.3s ease;
}

.user-dropdown-header {
    padding: 10px 20px;
    border-bottom: 1px solid var(--glass-border);
    margin-bottom: 5px;
    background: rgba(34, 211, 238, 0.05);
}

.user-dropdown-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    color: var(--white-muted);
    text-decoration: none;
    transition: var(--transition);
    font-size: 0.9rem;
}

.user-dropdown-item:hover {
    background: var(--glass);
    color: var(--white);
    padding-left: 25px;
}

.user-dropdown-item.logout {
    color: #EF4444;
    border-top: 1px solid var(--glass-border);
    margin-top: 5px;
}

.user-dropdown-item.logout:hover {
    background: rgba(239, 68, 68, 0.1);
}

.user-avatar {
    width: 35px;
    height: 35px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--secondary), var(--primary));
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: var(--dark);
    font-size: 0.8rem;
}

.user-info {
    font-size: 0.85rem;
}

.user-name {
    display: block;
    font-weight: 600;
}

.user-role {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Page Content Padding */
.content-body {
    padding: 30px;
}

/* CARDS */
.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    padding: 25px;
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-5px);
    border-color: var(--secondary);
}

.stat-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.stat-icon {
    width: 45px;
    height: 45px;
    border-radius: var(--radius-sm);
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.stat-title {
    color: var(--text-muted);
    font-size: 0.85rem;
    font-weight: 500;
}

.stat-value {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 5px;
}

.stat-trend {
    font-size: 0.75rem;
    font-weight: 600;
}

.trend-up { color: #10B981; }
.trend-down { color: #EF4444; }

/* TABLE MODULES */
.module-card {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.module-header {
    padding: 20px 25px;
    border-bottom: 1px solid var(--glass-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.table-responsive {
    width: 100%;
    overflow-x: auto;
}

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

th {
    text-align: left;
    padding: 15px 25px;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--slate);
    border-bottom: 1px solid var(--glass-border);
}

td {
    padding: 15px 25px;
    font-size: 0.9rem;
    border-bottom: 1px solid var(--glass-border);
}

tr:hover {
    background: rgba(255, 255, 255, 0.01);
}

/* Badge styles */
.badge {
    padding: 4px 10px;
    border-radius: 50px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
}

.badge-success { background: rgba(16, 185, 129, 0.1); color: #10B981; }
.badge-warning { background: rgba(245, 158, 11, 0.1); color: #F59E0B; }
.badge-danger { background: rgba(239, 68, 68, 0.1); color: #EF4444; }
.badge-info { background: rgba(34, 211, 238, 0.1); color: #22D3EE; }

/* PDF Preview Interface */
.pdf-preview {
    background: var(--white);
    color: var(--dark);
    padding: 60px;
    max-width: 850px;
    margin: 0 auto;
    box-shadow: 0 0 20px rgba(0,0,0,0.5);
    min-height: 1100px;
    font-family: 'Inter', sans-serif;
}

/* --- RESPONSIVE NAVIGATION --- */
.mobile-menu-toggle {
    display: none;
    background: var(--glass);
    border: 1px solid var(--glass-border);
    color: var(--white);
    width: 40px;
    height: 40px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1.2rem;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.mobile-menu-toggle:hover {
    background: rgba(255,255,255,0.1);
    color: var(--secondary);
}

@media (max-width: 1024px) {
    .mobile-menu-toggle {
        display: flex;
    }

    .header-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        max-width: 300px;
        height: calc(100vh - 70px);
        background: #0f172a;
        flex-direction: column;
        padding: 20px;
        align-items: flex-start !important;
        gap: 0 !important;
        transition: var(--transition);
        z-index: 1100;
        overflow-y: auto;
        border-right: 1px solid var(--glass-border);
        box-shadow: 20px 0 50px rgba(0,0,0,0.5);
    }

    .header-menu.active {
        left: 0;
    }

    .header-menu .nav-link {
        width: 100%;
        padding: 15px 20px;
        border-radius: 8px;
        margin-bottom: 5px;
    }

    .dropdown {
        width: 100%;
    }

    .dropdown-content {
        position: static;
        background: rgba(0,0,0,0.2);
        box-shadow: none;
        border: none;
        border-radius: 0;
        width: 100%;
        display: none;
        padding: 0;
    }

    .dropdown-item {
        padding-left: 40px;
    }

    .top-nav {
        padding: 0 20px;
    }

    .nav-container {
        gap: 15px;
    }

    .header-logo {
        margin-right: 0 !important;
    }
}

@media (max-width: 768px) {
    .content-body {
        padding: 15px;
    }
    
    .stat-grid {
        grid-template-columns: 1fr;
    }
    
    .module-header {
        flex-direction: column;
        gap: 15px;
        align-items: flex-start;
    }

    .user-info {
        display: none;
    }

    .stat-value {
        font-size: 1.5rem;
    }

    .dashboard-grid {
        grid-template-columns: 1fr !important;
    }

    .modal-content {
        width: 95% !important;
        padding: 20px !important;
        margin: 10px;
    }
}

@media (max-width: 480px) {
    .header-logo .login-logo {
        font-size: 1.1rem;
    }
    
    .header-actions {
        gap: 10px;
    }

    .top-nav {
        height: 60px;
    }

    .header-menu {
        top: 60px;
        height: calc(100vh - 60px);
    }
}

/* Modals Responsive */
.modal-content {
    width: 95% !important;
    padding: 20px !important;
    margin: 10px;
}