/* MARMO Encuestas - Identidad visual inspirada en marmo.com.mx */
:root {
    --marmo-black: #1a1a1a;
    --marmo-charcoal: #2c2c2c;
    --marmo-gold: #b8956a;
    --marmo-gold-light: #d4b896;
    --marmo-stone: #8b7355;
    --marmo-cream: #f7f5f2;
    --marmo-white: #ffffff;
    --marmo-text: #333333;
    --marmo-text-muted: #6b6b6b;
    --marmo-border: #e8e4df;
    --marmo-success: #2d6a4f;
    --marmo-danger: #9b2226;
    --marmo-shadow: 0 4px 24px rgba(26, 26, 26, 0.08);
    --font-display: 'Cormorant Garamond', Georgia, serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
    font-family: var(--font-body);
    color: var(--marmo-text);
    background: var(--marmo-cream);
    line-height: 1.6;
    min-height: 100vh;
}

h1, h2, h3, .brand-title {
    font-family: var(--font-display);
    font-weight: 500;
    letter-spacing: 0.02em;
}

a { color: var(--marmo-gold); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--marmo-stone); }

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

.sidebar {
    width: 260px;
    background: var(--marmo-black);
    color: var(--marmo-cream);
    padding: 1.5rem 0;
    position: fixed;
    height: 100vh;
    overflow-y: auto;
    z-index: 100;
}

.sidebar-brand {
    padding: 0 1.5rem 1.5rem;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    margin-bottom: 1rem;
}

.sidebar-brand .logo-text {
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: var(--marmo-white);
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

.sidebar-brand .logo-sub {
    font-size: 0.7rem;
    color: var(--marmo-gold);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    margin-top: 0.25rem;
}

.nav-menu { list-style: none; }
.nav-menu a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1.5rem;
    color: rgba(255,255,255,0.75);
    font-size: 0.9rem;
    transition: all 0.2s;
}
.nav-menu a:hover, .nav-menu a.active {
    background: rgba(184, 149, 106, 0.15);
    color: var(--marmo-gold-light);
    border-left: 3px solid var(--marmo-gold);
}

.main-content {
    flex: 1;
    margin-left: 260px;
    padding: 2rem;
    min-width: 0;
}

.top-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.page-title { font-size: 1.75rem; color: var(--marmo-charcoal); }

.user-badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: var(--marmo-text-muted);
}

/* Cards */
.card {
    background: var(--marmo-white);
    border-radius: 4px;
    box-shadow: var(--marmo-shadow);
    border: 1px solid var(--marmo-border);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

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

/* Stats */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--marmo-white);
    padding: 1.5rem;
    border-radius: 4px;
    border-left: 4px solid var(--marmo-gold);
    box-shadow: var(--marmo-shadow);
}

.stat-card .stat-value {
    font-family: var(--font-display);
    font-size: 2.5rem;
    color: var(--marmo-charcoal);
    line-height: 1;
}

.stat-card .stat-label {
    font-size: 0.8rem;
    color: var(--marmo-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: 0.5rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1.25rem;
    font-size: 0.875rem;
    font-weight: 500;
    border: none;
    border-radius: 2px;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
    font-family: var(--font-body);
}

.btn-primary {
    background: var(--marmo-charcoal);
    color: var(--marmo-white);
}
.btn-primary:hover { background: var(--marmo-black); color: var(--marmo-white); }

.btn-gold {
    background: var(--marmo-gold);
    color: var(--marmo-white);
}
.btn-gold:hover { background: var(--marmo-stone); color: var(--marmo-white); }

.btn-outline {
    background: transparent;
    border: 1px solid var(--marmo-charcoal);
    color: var(--marmo-charcoal);
}
.btn-outline:hover { background: var(--marmo-charcoal); color: var(--marmo-white); }

.btn-danger { background: var(--marmo-danger); color: white; }
.btn-sm { padding: 0.4rem 0.8rem; font-size: 0.8rem; }

/* Forms */
.form-group { margin-bottom: 1.25rem; }
.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 0.4rem;
    color: var(--marmo-charcoal);
}

.form-control {
    width: 100%;
    padding: 0.65rem 0.85rem;
    border: 1px solid var(--marmo-border);
    border-radius: 2px;
    font-size: 0.9rem;
    font-family: var(--font-body);
    background: var(--marmo-white);
    transition: border-color 0.2s;
}
.form-control:focus {
    outline: none;
    border-color: var(--marmo-gold);
    box-shadow: 0 0 0 3px rgba(184, 149, 106, 0.15);
}

select.form-control { cursor: pointer; }
textarea.form-control { min-height: 100px; resize: vertical; }

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

/* Tables */
.table-responsive { overflow-x: auto; }
table.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}
table.data-table th {
    text-align: left;
    padding: 0.75rem 1rem;
    background: var(--marmo-cream);
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--marmo-text-muted);
    border-bottom: 2px solid var(--marmo-border);
}
table.data-table td {
    padding: 0.85rem 1rem;
    border-bottom: 1px solid var(--marmo-border);
}
table.data-table tr:hover td { background: rgba(247, 245, 242, 0.5); }

/* Badges */
.badge {
    display: inline-block;
    padding: 0.2rem 0.6rem;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: 2px;
}
.badge-active { background: #d8f3dc; color: var(--marmo-success); }
.badge-draft { background: #e9ecef; color: #495057; }
.badge-closed { background: #fde8e8; color: var(--marmo-danger); }

/* Alerts */
.alert {
    padding: 1rem 1.25rem;
    border-radius: 2px;
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
}
.alert-success { background: #d8f3dc; color: var(--marmo-success); border-left: 4px solid var(--marmo-success); }
.alert-error { background: #fde8e8; color: var(--marmo-danger); border-left: 4px solid var(--marmo-danger); }

/* Auth layout */
.auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--marmo-black) 0%, var(--marmo-charcoal) 50%, #3d3d3d 100%);
    padding: 2rem;
}
.auth-card {
    background: var(--marmo-white);
    padding: 3rem;
    border-radius: 4px;
    width: 100%;
    max-width: 420px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}
.auth-brand { text-align: center; margin-bottom: 2rem; }
.auth-brand h1 {
    font-size: 2rem;
    color: var(--marmo-charcoal);
    letter-spacing: 0.1em;
}
.auth-brand p { color: var(--marmo-gold); font-size: 0.75rem; letter-spacing: 0.2em; text-transform: uppercase; }

/* Public survey */
.public-page {
    min-height: 100vh;
    background: var(--marmo-cream);
}
.public-header {
    background: var(--marmo-black);
    color: white;
    padding: 2rem;
    text-align: center;
}
.public-header h1 {
    font-family: var(--font-display);
    font-size: 2rem;
    letter-spacing: 0.1em;
}
.public-header .tagline {
    color: var(--marmo-gold);
    font-size: 0.75rem;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    margin-top: 0.5rem;
}
.public-body { max-width: 720px; margin: 0 auto; padding: 2rem 1.5rem; }

.question-block {
    background: white;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    border-radius: 4px;
    border: 1px solid var(--marmo-border);
}
.question-block h3 { font-size: 1.1rem; margin-bottom: 1rem; color: var(--marmo-charcoal); }
.question-block .required { color: var(--marmo-danger); }

.option-list { list-style: none; }
.option-list li { margin-bottom: 0.5rem; }
.option-list label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.6rem;
    border-radius: 2px;
    cursor: pointer;
    transition: background 0.2s;
}
.option-list label:hover { background: var(--marmo-cream); }

.scale-options {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}
.scale-options label {
    flex: 1;
    min-width: 80px;
    text-align: center;
    padding: 0.75rem 0.5rem;
    border: 1px solid var(--marmo-border);
    border-radius: 2px;
    cursor: pointer;
    font-size: 0.8rem;
    transition: all 0.2s;
}
.scale-options input { display: none; }
.scale-options input:checked + span,
.scale-options label:has(input:checked) {
    background: var(--marmo-charcoal);
    color: white;
    border-color: var(--marmo-charcoal);
}

.chart-wrapper {
    position: relative;
    height: 280px;
    max-height: 280px;
    width: 100%;
    margin: 1rem 0;
    overflow: hidden;
}
.chart-wrapper canvas {
    display: block;
    max-height: 100% !important;
}

.filters-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: flex-end;
    margin-bottom: 1.5rem;
    padding: 1rem;
    background: white;
    border-radius: 4px;
    border: 1px solid var(--marmo-border);
}

.copy-input {
    display: flex;
    gap: 0.5rem;
}
.copy-input input { flex: 1; font-size: 0.8rem; }

.mobile-toggle { display: none; }

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s;
    }
    .sidebar.open { transform: translateX(0); }
    .main-content { margin-left: 0; padding: 1rem; }
    .mobile-toggle {
        display: block;
        position: fixed;
        bottom: 1.5rem;
        right: 1.5rem;
        z-index: 200;
        width: 50px;
        height: 50px;
        border-radius: 50%;
        background: var(--marmo-gold);
        color: white;
        border: none;
        font-size: 1.25rem;
        cursor: pointer;
        box-shadow: var(--marmo-shadow);
    }
}