/* client/css/styles.css */
:root {
    --bg-color: #0b071a;
    --sidebar-bg: #1a0832;
    --accent-color: #E1AD01; /* DobleA Mostaza */
    --accent-hover: #c49601;
    --text-primary: #ffffff;
    --text-muted: #a0a0c0;
    --border-color: rgba(255, 255, 255, 0.1);
    --card-bg: rgba(255, 255, 255, 0.03);
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    overflow-x: hidden;
}

/* App Layout */
.app-container {
    display: flex;
    min-height: 100vh;
}

/* Login Overlay */
.login-overlay {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background-color: var(--bg-color);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2000;
}

.login-card {
    background-color: var(--sidebar-bg);
    padding: 3rem 2rem;
    border-radius: 16px;
    width: 100%;
    max-width: 400px;
    border: 1px solid var(--border-color);
    text-align: center;
    box-shadow: 0 20px 50px rgba(0,0,0,0.5);
}

.login-logo {
    max-width: 150px;
    height: auto;
    margin-bottom: 2rem;
    display: block;
    margin-left: auto;
    margin-right: auto;
}

.login-card h2 {
    margin-bottom: 2rem;
    font-size: 1.4rem;
    color: var(--accent-color);
    font-weight: 700;
}

#login-form .form-group {
    text-align: left;
    margin-bottom: 1.5rem;
}

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

#login-form input {
    width: 100%;
    padding: 12px 16px;
    background-color: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: #fff;
    font-size: 1rem;
    outline: none;
    transition: all 0.3s;
}

#login-form input:focus {
    border-color: var(--accent-color);
    background-color: rgba(0, 0, 0, 0.5);
}

/* Sidebar */
.sidebar {
    width: 260px;
    background-color: var(--sidebar-bg);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    padding: 2rem 1.5rem;
    position: sticky;
    top: 0;
    height: 100vh;
}

.logo-container {
    padding-bottom: 2.5rem;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 2rem;
    text-align: center;
}

.logo {
    max-width: 100%;
    height: auto;
    max-height: 50px;
}

.nav-menu {
    flex-grow: 1;
}

.nav-item {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    text-decoration: none;
    color: var(--text-muted);
    border-radius: 8px;
    margin-bottom: 8px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-size: 0.95rem;
    font-weight: 500;
}

.nav-item:hover {
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
}

.nav-item.active {
    background-color: var(--accent-color);
    color: #000;
}

.nav-item .icon {
    margin-right: 12px;
    font-size: 1.2rem;
}

.sidebar-footer {
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}

.sidebar-footer p {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 12px;
}

#logout-btn {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    padding: 8px 16px;
    border-radius: 6px;
    cursor: pointer;
    width: 100%;
    font-size: 0.85rem;
    transition: all 0.3s;
}

#logout-btn:hover {
    border-color: var(--danger);
    color: var(--danger);
}

/* Main Content */
.main-content {
    flex-grow: 1;
    padding: 2.5rem;
    overflow-y: auto;
}

.top-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2.5rem;
}

.top-header h1 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--accent-color);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}

#current-date {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Buttons */
.btn {
    padding: 10px 20px;
    border-radius: 8px;
    border: none;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    font-size: 0.9rem;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-primary {
    background-color: var(--accent-color);
    color: #000;
}

.btn-primary:hover {
    background-color: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(225, 173, 1, 0.3);
}

/* Stats Cards */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

.stat-card {
    background-color: var(--sidebar-bg);
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: transform 0.3s;
}

.stat-card:hover {
    transform: translateY(-5px);
}

.stat-card.alert { border-color: rgba(245, 158, 11, 0.3); }
.stat-card.danger { border-color: rgba(239, 68, 68, 0.3); }

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

.stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.stat-icon {
    font-size: 1.8rem;
    opacity: 0.8;
}

/* Data Section */
.data-section {
    background-color: var(--sidebar-bg);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    overflow: hidden;
}

.section-header {
    padding: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
}

.search-box input {
    background-color: var(--bg-color);
    border: 1px solid var(--border-color);
    color: #fff;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
    outline: none;
    width: 250px;
}

/* Table Styles */
.table-container {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

th {
    padding: 1rem 1.5rem;
    color: var(--text-muted);
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-bottom: 1px solid var(--border-color);
}

td {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.95rem;
}

tr:hover td {
    background-color: rgba(255, 255, 255, 0.02);
}

.badge {
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.badge-active { background: rgba(16, 185, 129, 0.15); color: #10b981; }
.badge-warning { background: rgba(245, 158, 11, 0.15); color: #f59e0b; }
.badge-danger { background: rgba(239, 68, 68, 0.15); color: #ef4444; }

.btn-icon {
    background: transparent;
    border: none;
    cursor: pointer;
    font-size: 1.1rem;
    padding: 4px;
    border-radius: 4px;
    transition: background 0.2s;
}

.btn-icon:hover { background: rgba(255, 255, 255, 0.05); }

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0; top: 0; width: 100%; height: 100%;
    background-color: rgba(0,0,0,0.8);
    backdrop-filter: blur(5px);
}

.modal-content {
    background-color: var(--sidebar-bg);
    margin: 5% auto;
    padding: 2.5rem;
    border-radius: 16px;
    width: 100%;
    max-width: 500px;
    border: 1px solid var(--border-color);
    position: relative;
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}

.close {
    position: absolute;
    right: 20px; top: 15px;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-muted);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.form-group input, 
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px 14px;
    background-color: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: #fff;
    outline: none;
}