@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
    /* Color Palette from UI Reference */
    --color-dark-navy: #1E293B;      /* Sidebar background */
    --color-dark-navy-hover: #334155;
    --color-bright-cyan: #00CBD6;    /* Primary accent */
    --color-medium-blue: #3B82F6;    /* Secondary accent */
    --color-red: #EF4444;            /* Error / Delete */
    --color-yellow: #F59E0B;         /* Warning / Edit */
    --color-green: #10B981;          /* Success / Active */
    --color-light-gray: #F1F5F9;     /* App background */
    --color-border: #E2E8F0;
    --color-white: #FFFFFF;
    
    /* Semantic Color Mapping */
    --color-primary: var(--color-bright-cyan);
    --color-secondary: var(--color-medium-blue);
    --color-danger: var(--color-red);
    --color-warning: var(--color-yellow);
    --color-success: var(--color-green);
    --color-info: #3B82F6;
    
    --color-bg: var(--color-light-gray);
    --color-surface: var(--color-white);
    
    --color-text-main: #334155;
    --color-text-muted: #64748B;
    --color-text-light: #64748B;
    --color-text-inverse: #FFFFFF;
    
    /* Typography */
    --font-family: 'Inter', sans-serif;
    
    /* Spacing */
    --spacing-1: 0.25rem;  /* 4px */
    --spacing-2: 0.5rem;   /* 8px */
    --spacing-3: 0.75rem;  /* 12px */
    --spacing-4: 1rem;     /* 16px */
    --spacing-5: 1.25rem;  /* 20px */
    --spacing-6: 1.5rem;   /* 24px */
    --spacing-8: 2rem;     /* 32px */
    --spacing-10: 2.5rem;  /* 40px */
    
    /* Metrics */
    --sidebar-width: 260px;
    --topbar-height: 64px;
    --border-radius: 8px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --shadow-sm: 0 1px 2px 0 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);
}

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

body {
    font-family: var(--font-family);
    background-color: var(--color-light-gray);
    color: var(--color-text-main);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--color-dark-navy);
    font-weight: 600;
}

h1 { font-size: 24px; margin-bottom: 24px; }
h2 { font-size: 20px; margin-bottom: 16px; }
h3 { font-size: 16px; margin-bottom: 12px; }

p { margin-bottom: 16px; }

a { text-decoration: none; color: var(--color-medium-blue); transition: color 0.2s; }
a:hover { color: var(--color-dark-navy); }

/* ==========================================================================
   CUSTOM SCROLLBARS
   ========================================================================== */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: transparent;
}
::-webkit-scrollbar-thumb {
    background-color: rgba(100, 116, 139, 0.3);
    border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
    background-color: rgba(100, 116, 139, 0.5);
}

/* Sidebar specific scrollbar to blend with dark navy background */
.app-sidebar::-webkit-scrollbar-track {
    background: var(--color-dark-navy);
}
.app-sidebar::-webkit-scrollbar-thumb {
    background-color: rgba(255, 255, 255, 0.15);
}
.app-sidebar::-webkit-scrollbar-thumb:hover {
    background-color: rgba(255, 255, 255, 0.3);
}

/* ==========================================================================
   APP LAYOUT (Sidebar, Topbar, Main)
   ========================================================================== */
.app-container {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.app-sidebar {
    width: var(--sidebar-width);
    background-color: var(--color-dark-navy);
    color: var(--color-text-inverse);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    z-index: 100;
    transition: transform 0.3s ease;
    overflow-y: auto;
}

.sidebar-header {
    height: var(--topbar-height);
    display: flex;
    align-items: center;
    padding: 0 20px;
    background-color: rgba(0,0,0,0.2);
    font-weight: 700;
    font-size: 18px;
    letter-spacing: 1px;
}

.sidebar-user {
    padding: 24px 20px;
    text-align: center;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}
.sidebar-user .avatar {
    width: 64px;
    height: 64px;
    background-color: var(--color-bright-cyan);
    border-radius: 50%;
    margin: 0 auto 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: white;
}
.sidebar-user .name { font-weight: 600; font-size: 16px; }
.sidebar-user .role { font-size: 12px; color: var(--color-bright-cyan); text-transform: uppercase; font-weight: 700; margin-top: 4px; }

.sidebar-nav {
    padding: 20px 0;
    flex: 1;
}

.nav-section-title {
    font-size: 11px;
    text-transform: uppercase;
    color: rgba(255,255,255,0.4);
    font-weight: 700;
    margin: 16px 20px 8px;
    letter-spacing: 0.5px;
}

.nav-item {
    display: flex;
    align-items: center;
    padding: 10px 20px;
    color: rgba(255,255,255,0.7);
    transition: all 0.2s;
    font-size: 14px;
    font-weight: 500;
}

.nav-item svg {
    width: 18px;
    height: 18px;
    margin-right: 12px;
    opacity: 0.8;
}

.nav-item:hover, .nav-item.active {
    background-color: var(--color-dark-navy-hover);
    color: var(--color-text-inverse);
    border-left: 3px solid var(--color-bright-cyan);
}
.nav-item:hover svg, .nav-item.active svg {
    opacity: 1;
    color: var(--color-bright-cyan);
}

.nav-badge {
    background-color: var(--color-red);
    color: white;
    font-size: 10px;
    padding: 2px 6px;
    border-radius: 10px;
    margin-left: auto;
    font-weight: 700;
}

/* App Main Wrapper */
.app-main {
    flex: 1;
    margin-left: var(--sidebar-width);
    display: flex;
    flex-direction: column;
    min-width: 0; /* Important for flexbox truncating */
    transition: margin-left 0.3s ease;
}

/* Fix for nested app-main (when a page mistakenly includes another .app-main inside .app-content) */
.app-content .app-main {
    margin-left: 0;
    display: block;
}

/* Topbar */
.app-topbar {
    height: var(--topbar-height);
    background-color: var(--color-white);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 50;
}

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

.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-text-main);
    padding: 8px;
}

.topbar-search {
    position: relative;
    width: 300px;
}
.topbar-search input {
    width: 100%;
    padding: 8px 16px 8px 36px;
    border-radius: 20px;
    border: 1px solid var(--color-border);
    background-color: var(--color-light-gray);
    font-family: inherit;
    font-size: 13px;
    outline: none;
    transition: border-color 0.2s;
}
.topbar-search input:focus { border-color: var(--color-bright-cyan); }
.topbar-search svg {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    width: 16px;
    height: 16px;
    color: var(--color-text-muted);
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 14px;
}

.topbar-right .logout-link {
    color: var(--color-text-muted);
    display: flex;
    align-items: center;
    gap: 6px;
    font-weight: 500;
}
.topbar-right .logout-link:hover { color: var(--color-red); }

/* Main Content Area */
.app-content {
    padding: 24px;
    flex: 1;
}

/* Mobile Sidebar Overlay */
.sidebar-overlay {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.5);
    z-index: 90;
}

/* ==========================================================================
   COMPONENTS
   ========================================================================== */

/* Cards */
.card {
    background: var(--color-white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    padding: 24px;
    margin-bottom: 24px;
}
.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--color-border);
}
.card-title { margin: 0; font-size: 16px; }

/* Grid for Stats */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
    margin-bottom: 24px;
}
.stat-card {
    background: var(--color-white);
    padding: 20px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    display: flex;
    flex-direction: column;
}
.stat-card-title {
    color: var(--color-text-muted);
    font-size: 12px;
    text-transform: uppercase;
    font-weight: 600;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.stat-card-title svg { width: 16px; height: 16px; }
.stat-card-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--color-dark-navy);
}
.stat-card-subtitle {
    font-size: 12px;
    color: var(--color-text-muted);
    margin-top: 4px;
}

/* Accents for Stat Cards */
.stat-card.accent-cyan .stat-card-title { color: var(--color-bright-cyan); }
.stat-card.accent-blue .stat-card-title { color: var(--color-medium-blue); }
.stat-card.accent-green .stat-card-title { color: var(--color-green); }
.stat-card.accent-yellow .stat-card-title { color: var(--color-yellow); }

/* Tables */
.table-responsive {
    overflow-x: auto;
}
.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
    text-align: left;
}
.data-table th {
    background-color: var(--color-light-gray);
    color: var(--color-text-muted);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 11px;
    padding: 12px 16px;
    letter-spacing: 0.5px;
}
.data-table td {
    padding: 14px 16px;
    border-bottom: 1px solid var(--color-border);
    color: var(--color-text-main);
    vertical-align: middle;
}
.data-table tbody tr:hover {
    background-color: #F8FAFC;
}
.data-table tbody tr:last-child td { border-bottom: none; }

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
}
.badge-success { background: #D1FAE5; color: #065F46; }
.badge-warning { background: #FEF3C7; color: #92400E; }
.badge-danger { background: #FEE2E2; color: #991B1B; }
.badge-info { background: #DBEAFE; color: #1E40AF; }
.badge-gray { background: #F1F5F9; color: #475569; }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 8px 16px;
    font-size: 13px;
    font-weight: 500;
    border-radius: 6px;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all 0.2s;
    font-family: inherit;
    text-decoration: none;
}
.btn svg { width: 16px; height: 16px; }

.btn-primary {
    background-color: var(--color-bright-cyan);
    color: var(--color-white);
}
.btn-primary:hover { background-color: #00B3BC; }

.btn-secondary {
    background-color: var(--color-medium-blue);
    color: var(--color-white);
}
.btn-secondary:hover { background-color: #2563EB; }

.btn-ghost {
    background-color: transparent;
    border-color: var(--color-border);
    color: var(--color-text-main);
}
.btn-ghost:hover {
    background-color: var(--color-light-gray);
}

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

.btn-sm { padding: 4px 10px; font-size: 12px; }

/* Forms */
.form-group { margin-bottom: 16px; }
.form-label {
    display: block;
    margin-bottom: 6px;
    font-size: 13px;
    font-weight: 500;
    color: var(--color-text-main);
}
.form-input, .form-select, .form-textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    font-family: inherit;
    font-size: 14px;
    color: var(--color-text-main);
    background: var(--color-white);
    transition: border-color 0.2s, box-shadow 0.2s;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
    outline: none;
    border-color: var(--color-bright-cyan);
    box-shadow: 0 0 0 3px rgba(0, 203, 214, 0.1);
}
.form-textarea { resize: vertical; min-height: 80px; }

/* Flex utilities */
.flex { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: 8px; }
.gap-4 { gap: 16px; }

/* Text utilities */
.text-right { text-align: right; }
.text-center { text-align: center; }
.text-muted { color: var(--color-text-muted); }
.font-bold { font-weight: 700; }
.font-mono { font-family: monospace; }

/* ==========================================================================
   RESPONSIVE DESIGN
   ========================================================================== */
@media (max-width: 768px) {
    .app-sidebar {
        transform: translateX(-100%);
    }
    .app-sidebar.show {
        transform: translateX(0);
        box-shadow: 4px 0 10px rgba(0,0,0,0.1);
    }
    .app-main { margin-left: 0; }
    .menu-toggle { display: block; }
    .topbar-search { display: none; } /* Hide search on mobile for simplicity, or make it expand */
    .sidebar-overlay.show { display: block; }
    
    .stats-grid { grid-template-columns: 1fr; }
}

/* ==========================================================================
   V2 BACKWARD COMPATIBILITY (Modernized)
   ========================================================================== */
.container {
    max-width: 650px;
    background: var(--color-white);
    padding: 24px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    margin: 24px auto;
}
.container.container-wide { max-width: 1100px; }
.container.container-90 { max-width: 90%; }
.container.container-medium { max-width: 900px; }

/* Tables */
table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 24px;
    font-size: 13px;
    text-align: left;
}
th {
    background-color: var(--color-light-gray);
    color: var(--color-text-muted);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 11px;
    padding: 12px 16px;
    letter-spacing: 0.5px;
    border-bottom: 1px solid var(--color-border);
}
td {
    padding: 14px 16px;
    border-bottom: 1px solid var(--color-border);
    color: var(--color-text-main);
    vertical-align: middle;
}
tr:hover td {
    background-color: #F8FAFC;
}

/* Legacy Buttons */
.btn-action {
    padding: 6px 12px;
    text-decoration: none;
    border-radius: 4px;
    font-weight: 500;
    font-size: 12px;
    color: var(--color-white);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    margin-right: 4px;
    margin-bottom: 4px;
    transition: background-color 0.2s;
    border: none;
    cursor: pointer;
}
.btn-edit { background-color: var(--color-yellow); }
.btn-edit:hover { background-color: #D97706; }
.btn-delete { background-color: var(--color-red); }
.btn-delete:hover { background-color: #DC2626; }
.btn-save, .btn-submit {
    background-color: var(--color-bright-cyan);
    color: var(--color-white);
    border: none;
    padding: 12px 20px;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-weight: 600;
    font-size: 14px;
    width: 100%;
    margin-top: 10px;
    transition: background-color 0.2s;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
}
.btn-save:hover, .btn-submit:hover { background-color: #00B3BC; }

/* Legacy Forms */
label {
    display: block;
    margin-bottom: 6px;
    font-size: 13px;
    font-weight: 500;
    color: var(--color-text-main);
}
input, select, textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    font-family: inherit;
    font-size: 14px;
    color: var(--color-text-main);
    background: var(--color-white);
    transition: border-color 0.2s, box-shadow 0.2s;
    box-sizing: border-box;
}
input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--color-bright-cyan);
    box-shadow: 0 0 0 3px rgba(0, 203, 214, 0.1);
}

.form-row {
    display: flex;
    gap: 16px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}
.form-row .form-group {
    flex: 1;
    min-width: 220px;
}

/* Alerts */
.alert {
    padding: 12px 16px;
    margin-bottom: 20px;
    border-radius: 6px;
    font-weight: 500;
    text-align: center;
    font-size: 14px;
}
.success {
    background-color: #D1FAE5;
    color: #065F46;
    border: 1px solid #A7F3D0;
}
.error {
    background-color: #FEE2E2;
    color: #991B1B;
    border: 1px solid #FECACA;
}

/* Auth Pages */
body.login-body {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background-color: var(--color-light-gray);
}
.login-box {
    background: var(--color-white);
    padding: 32px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    width: 100%;
    max-width: 400px;
}
.login-box h2 {
    text-align: center;
    color: var(--color-dark-navy);
    margin-bottom: 8px;
    margin-top: 0;
}
p.subtitle {
    text-align: center;
    color: var(--color-text-muted);
    font-size: 14px;
    margin-bottom: 24px;
}

/* Cards & Details */
.form-box {
    background: var(--color-white);
    padding: 24px;
    border: 1px dashed var(--color-border);
    border-radius: var(--border-radius);
    margin-bottom: 24px;
}
.detail-card {
    background: var(--color-white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    padding: 24px;
    margin-bottom: 24px;
}
.detail-header {
    display: flex;
    align-items: flex-start;
    gap: 30px;
    margin-bottom: 24px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--color-border);
}
.detail-image-col { width: 30%; }
.detail-info-col { width: calc(70% - 30px); }
.data-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}
.data-label {
    font-size: 12px;
    color: var(--color-text-muted);
    text-transform: uppercase;
    font-weight: 600;
    margin-bottom: 4px;
}
.data-value {
    font-size: 16px;
    color: var(--color-dark-navy);
    font-weight: 500;
}
.finance-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
    font-size: 14px;
}
.finance-table th { background: var(--color-light-gray); padding: 12px; color: var(--color-text-muted); }
.finance-table td { padding: 12px; border-bottom: 1px solid var(--color-border); }
.finance-table .money { text-align: right; font-weight: 600; color: var(--color-dark-navy); }
.finance-table .deduction { color: var(--color-red); }
.finance-table .profit { color: var(--color-green); }

/* Badges Extras */
.badge-administrador { background-color: #8B5CF6; }
.badge-editor { background-color: #3B82F6; }
.badge-fotografo { background-color: #10B981; }
.badge-agente { background-color: #F59E0B; }
.badge-activo { background-color: #10B981; }
.badge-suspendido { background-color: #EF4444; }