/**
 * CHS Portal v7.5.1 - CSS COMPLETO
 * TODOS los estilos - 40KB
 */

/* ============================================= VARIABLES */
:root {
    --chs-green: #27a464;
    --chs-green-dark: #1e7d4c;
    --chs-green-light: #3dc282;
    --color-primary: #2271b1;
    --color-primary-dark: #135e96;
    --color-success: #00a32a;
    --color-danger: #d63638;
    --color-warning: #dba617;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1);
    --radius: 8px;
    --radius-lg: 12px;
    --transition: 200ms cubic-bezier(0.4, 0, 0.2, 1);
    --nav-width: 260px;
}

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

body.chs-modern-dashboard {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    font-size: 15px;
    line-height: 1.6;
    color: var(--gray-900);
    background: var(--gray-50);
    -webkit-font-smoothing: antialiased;
}

/* ============================================= NAVEGACIÓN */
.chs-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--nav-width);
    height: 100vh;
    background: linear-gradient(180deg, var(--chs-green) 0%, var(--chs-green-dark) 100%);
    color: #fff;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-xl);
}

.chs-nav-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    overflow-x: hidden;
}

.chs-nav-brand {
    padding: 24px 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.chs-nav-logo {
    display: block;
    text-decoration: none;
}

.chs-nav-logo img {
    width: 100%;
    max-width: 180px;
    height: auto;
}

.chs-nav-menu {
    padding: 16px 12px;
    flex: 1;
}

.chs-nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    color: rgba(255, 255, 255, 0.85);
    text-decoration: none;
    border-radius: 6px;
    margin-bottom: 4px;
    transition: all var(--transition);
    font-weight: 500;
    font-size: 14px;
    cursor: pointer;
}

.chs-nav-item:hover {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    transform: translateX(4px);
}

.chs-nav-item.active {
    background: rgba(255, 255, 255, 0.15);
    color: #fff;
    box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.2);
}

.chs-nav-item svg,
.chs-nav-item i {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
}

.chs-nav-user {
    padding: 16px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.chs-nav-user-dropdown {
    position: relative;
}

.chs-nav-user-toggle {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius);
    color: #fff;
    cursor: pointer;
    transition: all var(--transition);
}

.chs-nav-user-toggle:hover {
    background: rgba(255, 255, 255, 0.12);
}

.chs-nav-avatar,
.chs-nav-avatar-placeholder {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    flex-shrink: 0;
}

.chs-nav-avatar {
    object-fit: cover;
}

.chs-nav-avatar-placeholder {
    background: var(--gray-700);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 16px;
}

.chs-nav-username {
    flex: 1;
    font-weight: 600;
    font-size: 14px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.chs-nav-chevron {
    transition: transform var(--transition);
    flex-shrink: 0;
}

.chs-nav-chevron.rotated {
    transform: rotate(180deg);
}

.chs-nav-dropdown-menu {
    position: absolute;
    bottom: 100%;
    left: 0;
    right: 0;
    margin-bottom: 8px;
    background: #fff;
    border-radius: var(--radius);
    box-shadow: var(--shadow-xl);
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: all var(--transition);
    overflow: hidden;
    z-index: 1001;
}

.chs-nav-dropdown-menu.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.chs-nav-dropdown-header {
    padding: 16px;
    background: var(--gray-50);
    border-bottom: 1px solid var(--gray-200);
}

.chs-nav-dropdown-name {
    display: block;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 4px;
    font-size: 14px;
}

.chs-nav-dropdown-alias {
    display: block;
    color: var(--gray-600);
    font-size: 13px;
}

.chs-nav-dropdown-divider {
    height: 1px;
    background: var(--gray-200);
    margin: 4px 0;
}

.chs-nav-dropdown-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    color: var(--gray-700);
    text-decoration: none;
    background: none;
    border: none;
    width: 100%;
    text-align: left;
    cursor: pointer;
    transition: all var(--transition);
    font-size: 14px;
    font-family: inherit;
}

.chs-nav-dropdown-item:hover {
    background: var(--gray-50);
    color: var(--gray-900);
}

.chs-nav-dropdown-logout {
    color: var(--color-danger);
}

.chs-nav-dropdown-logout:hover {
    background: rgba(214, 54, 56, 0.1);
}

/* ============================================= LAYOUT */
.chs-page-content {
    margin-left: var(--nav-width);
    padding: 32px;
    min-height: 100vh;
}

.chs-dashboard-home,
.chs-carga-pronosticos,
.chs-historial,
.chs-ranking,
.chs-perfil,
.chs-estadisticas {
    max-width: 1600px;
    margin: 0 auto;
}

/* ============================================= BANNER */
.chs-welcome-banner {
    background: linear-gradient(135deg, var(--chs-green), var(--chs-green-dark));
    color: #fff;
    padding: 40px;
    border-radius: var(--radius-lg);
    margin-bottom: 32px;
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.chs-welcome-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.chs-welcome-content {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.chs-welcome-greeting {
    font-size: 15px;
    opacity: 0.95;
    font-weight: 500;
    display: block;
    margin-bottom: 4px;
}

.chs-welcome-name {
    font-size: 32px;
    font-weight: 700;
    margin: 8px 0;
    letter-spacing: -0.5px;
}

.chs-welcome-date {
    font-size: 14px;
    opacity: 0.9;
    display: flex;
    align-items: center;
    gap: 8px;
}

.chs-welcome-actions {
    flex-shrink: 0;
}

/* ============================================= CARDS */
.chs-modern-card {
    background: #fff;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    margin-bottom: 24px;
    transition: box-shadow var(--transition);
}

.chs-modern-card:hover {
    box-shadow: var(--shadow-md);
}

.chs-modern-card-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--gray-200);
    background: linear-gradient(to bottom, #fff, var(--gray-50));
}

.chs-modern-card-title {
    font-size: 17px;
    font-weight: 700;
    color: var(--gray-900);
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 0;
}

.chs-modern-card-title i {
    color: var(--chs-green);
    font-size: 20px;
}

.chs-modern-card-body {
    padding: 24px;
}

.chs-modern-card-body.p-0 {
    padding: 0;
}

/* ============================================= DASHBOARD GRID */
.chs-dashboard-grid {
    display: grid;
    grid-template-columns: 420px 1fr;
    gap: 32px;
}

/* ============================================= CALENDARIO */
.chs-calendar-section {
    position: relative;
}

.chs-calendar-wrapper {
    position: sticky;
    top: 32px;
}

.chs-calendar-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}

.chs-calendar-nav button {
    background: #fff;
    border: 1px solid var(--gray-300);
    border-radius: 6px;
    padding: 8px 16px;
    cursor: pointer;
    font-weight: 600;
    color: var(--gray-700);
    transition: all var(--transition);
    display: flex;
    align-items: center;
    gap: 4px;
    font-family: inherit;
    font-size: 14px;
}

.chs-calendar-nav button:hover {
    background: var(--gray-50);
    border-color: var(--gray-400);
    color: var(--gray-900);
    transform: scale(1.05);
}

#current-month-year {
    font-size: 16px;
    font-weight: 700;
    color: var(--gray-900);
}

.chs-calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 8px;
}

.chs-calendar-weekday {
    text-align: center;
    font-size: 11px;
    font-weight: 800;
    color: var(--gray-500);
    padding: 12px 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.chs-calendar-day {
    aspect-ratio: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius);
    cursor: pointer;
    font-size: 15px;
    font-weight: 600;
    background: var(--gray-50);
    border: 2px solid transparent;
    transition: all var(--transition);
    position: relative;
    padding: 4px 2px;
}

.chs-calendar-day .day-number {
    line-height: 1;
}

.chs-calendar-day:hover:not(.other-month):not(.past) {
    background: var(--gray-100);
    transform: scale(1.05);
    z-index: 10;
}

.chs-calendar-day.other-month {
    opacity: 0.25;
    cursor: default;
    color: var(--gray-400);
}

.chs-calendar-day.other-month:hover {
    transform: none;
    background: var(--gray-50);
}

/* CRÍTICO: Días con carreras en VERDE */
.chs-calendar-day.has-races {
    background: linear-gradient(135deg, var(--chs-green-light), var(--chs-green)) !important;
    color: #fff !important;
    font-weight: 800;
    box-shadow: var(--shadow-sm);
}

.chs-calendar-day.has-races .day-indicator {
    border: 1px solid rgba(255,255,255,0.5);
}

.chs-calendar-day.has-races:hover {
    background: linear-gradient(135deg, var(--chs-green), var(--chs-green-dark)) !important;
    box-shadow: var(--shadow-md);
    transform: scale(1.1);
}

.chs-calendar-day.today {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(34, 113, 177, 0.15);
}

/* SELECCIONADO - Mayor prioridad con ring distintivo */
.chs-calendar-day.selected {
    background: var(--color-primary) !important;
    color: #fff !important;
    font-weight: 800;
    box-shadow: 0 0 0 4px #fff, 0 0 0 7px var(--color-primary), var(--shadow-lg) !important;
    transform: scale(1.15) !important;
    z-index: 20 !important;
    position: relative;
}

.chs-calendar-day.selected .day-indicator {
    border: 1px solid rgba(255,255,255,0.5);
}

/* Día con carreras Y seleccionado */
.chs-calendar-day.has-races.selected {
    background: linear-gradient(135deg, #1d4ed8, #1e40af) !important;
    box-shadow: 0 0 0 4px #fff, 0 0 0 7px #1d4ed8, var(--shadow-lg) !important;
}

/* ============================================= CARRERAS */
#carreras-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.chs-carrera-card {
    background: #fff;
    border: 1px solid var(--gray-200);
    border-left: 5px solid var(--chs-green);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: all var(--transition);
}

.chs-carrera-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.chs-carrera-header {
    padding: 24px;
    background: linear-gradient(to right, var(--gray-50), #fff);
    display: flex;
    align-items: center;
    gap: 20px;
    cursor: pointer;
    border-bottom: 1px solid var(--gray-100);
    transition: background var(--transition);
}

.chs-carrera-header:hover {
    background: var(--gray-50);
}

.chs-carrera-number {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--chs-green), var(--chs-green-dark));
    color: #fff;
    border-radius: var(--radius-lg);
    font-size: 28px;
    font-weight: 900;
    box-shadow: var(--shadow-md);
    flex-shrink: 0;
}

.chs-carrera-info {
    flex: 1;
}

.chs-carrera-info h3 {
    font-size: 19px;
    font-weight: 700;
    color: var(--gray-900);
    margin: 0 0 10px 0;
}

.chs-carrera-meta {
    display: flex;
    gap: 24px;
    font-size: 14px;
    color: var(--gray-600);
    font-weight: 500;
    flex-wrap: wrap;
}

.chs-carrera-meta span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.chs-carrera-meta i {
    color: var(--chs-green);
}

.chs-btn-expand {
    background: none;
    border: none;
    cursor: pointer;
    padding: 12px;
    border-radius: var(--radius);
    transition: all var(--transition);
    flex-shrink: 0;
}

.chs-btn-expand i {
    font-size: 24px;
    color: var(--gray-500);
    transition: transform var(--transition);
}

.chs-btn-expand:hover {
    background: var(--gray-100);
}

.chs-btn-expand:hover i {
    color: var(--gray-900);
}

.chs-carrera-card.expanded .chs-btn-expand i {
    transform: rotate(180deg);
}

.chs-carrera-body {
    padding: 28px;
    background: #fff;
}

.chs-carrera-actions {
    display: flex;
    gap: 12px;
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid var(--gray-200);
    flex-wrap: wrap;
}

/* ============================================= EJEMPLARES */
.chs-ejemplares-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 16px;
    margin-bottom: 20px;
}

.chs-ejemplar-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    cursor: pointer;
    background: #fff;
    transition: all var(--transition);
}

.chs-ejemplar-item:hover {
    border-color: var(--chs-green);
    background: linear-gradient(to right, #fff, var(--gray-50));
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.chs-ejemplar-item.selected {
    border-color: var(--chs-green);
    background: linear-gradient(135deg, #e8f5e9, #c8e6c9);
    box-shadow: var(--shadow-md);
}

.ejemplar-number {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gray-900);
    color: #fff;
    border-radius: var(--radius);
    font-size: 20px;
    font-weight: 900;
    flex-shrink: 0;
}

.chs-ejemplar-item.selected .ejemplar-number {
    background: linear-gradient(135deg, var(--chs-green), var(--chs-green-dark));
}

.ejemplar-info {
    flex: 1;
    min-width: 0;
}

.ejemplar-name {
    font-size: 15px;
    font-weight: 700;
    color: var(--gray-900);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-bottom: 2px;
}

.ejemplar-jockey {
    font-size: 13px;
    color: var(--gray-600);
    font-weight: 500;
}

/* ============================================= HISTORIAL */
.chs-historial-filters {
    margin-bottom: 0;
}

.chs-filter-group {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    align-items: flex-end;
}

.chs-filter-group label {
    flex: 1;
    min-width: 200px;
}

.chs-filter-group label span {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 8px;
}

.chs-historial-table {
    width: 100%;
    border-collapse: collapse;
}

.chs-historial-table thead {
    background: var(--gray-50);
}

.chs-historial-table th {
    padding: 16px;
    text-align: left;
    font-size: 13px;
    font-weight: 700;
    color: var(--gray-700);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 2px solid var(--gray-200);
}

.chs-historial-table td {
    padding: 16px;
    border-bottom: 1px solid var(--gray-100);
}

.chs-historial-table tbody tr {
    transition: background var(--transition);
}

.chs-historial-table tbody tr:hover {
    background: var(--gray-50);
}

/* ============================================= RANKING */
.chs-ranking-podium {
    display: flex;
    align-items: flex-end;
    justify-content: center;
    gap: 24px;
    margin: 40px 0;
    padding: 0 20px;
}

.chs-podium-place {
    text-align: center;
    padding: 32px 28px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    transition: all var(--transition);
    min-width: 200px;
}

.chs-podium-place:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.chs-podium-place.first {
    background: linear-gradient(135deg, #ffd700, #ffed4e);
    transform: scale(1.1);
    order: 2;
}

.chs-podium-place.second {
    background: linear-gradient(135deg, #c0c0c0, #e8e8e8);
    order: 1;
}

.chs-podium-place.third {
    background: linear-gradient(135deg, #cd7f32, #e59b5f);
    order: 3;
}

.chs-podium-number {
    font-size: 48px;
    font-weight: 900;
    margin-bottom: 12px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.1);
}

.chs-podium-name {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--gray-900);
}

.chs-podium-points {
    font-size: 16px;
    font-weight: 600;
    color: var(--gray-700);
}

.chs-ranking-table {
    width: 100%;
    border-collapse: collapse;
}

.chs-ranking-table th,
.chs-ranking-table td {
    padding: 16px;
    text-align: left;
}

.chs-ranking-table thead {
    background: var(--gray-50);
}

.chs-ranking-table thead th {
    font-size: 13px;
    font-weight: 700;
    color: var(--gray-700);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 2px solid var(--gray-200);
}

.chs-ranking-table tbody tr {
    transition: background var(--transition);
    border-bottom: 1px solid var(--gray-100);
}

.chs-ranking-table tbody tr:hover {
    background: var(--gray-50);
}

.chs-ranking-table tbody tr.current-user {
    background: #e8f5e9;
}

.chs-ranking-table tbody tr.current-user:hover {
    background: #c8e6c9;
}

.chs-ranking-position {
    width: 48px;
    height: 48px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--gray-900);
    color: #fff;
    border-radius: 50%;
    font-weight: 900;
    font-size: 18px;
}

/* ============================================= PERFIL */
.chs-perfil-grid {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 32px;
}

.chs-perfil-photo-section {
    text-align: center;
}

.profile-photo-wrapper {
    width: 200px;
    height: 200px;
    margin: 0 auto 20px;
    border-radius: 50%;
    overflow: hidden;
    border: 4px solid var(--gray-200);
    box-shadow: var(--shadow-md);
}

.profile-photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ============================================= STATS */
.chs-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
    margin-bottom: 32px;
}

.chs-stat-card {
    background: #fff;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 28px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
}

.chs-stat-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.chs-stat-value {
    font-size: 48px;
    font-weight: 900;
    color: var(--chs-green);
    margin-bottom: 8px;
    line-height: 1;
}

.chs-stat-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--gray-600);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ============================================= FORMULARIOS */
.chs-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.chs-form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.chs-form-group label {
    font-size: 14px;
    font-weight: 600;
    color: var(--gray-900);
}

.chs-input,
.chs-select,
.chs-textarea {
    width: 100%;
    padding: 12px 16px;
    font-size: 15px;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius);
    transition: all var(--transition);
    font-family: inherit;
    background: #fff;
}

.chs-input:focus,
.chs-select:focus,
.chs-textarea:focus {
    outline: none;
    border-color: var(--chs-green);
    box-shadow: 0 0 0 3px rgba(39, 164, 100, 0.1);
}

.chs-textarea {
    resize: vertical;
    min-height: 100px;
}

/* ============================================= BOTONES */
.chs-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    font-size: 15px;
    font-weight: 600;
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    transition: all var(--transition);
    text-decoration: none;
    font-family: inherit;
}

.chs-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.chs-btn-primary {
    background: var(--color-primary);
    color: #fff;
}

.chs-btn-primary:hover {
    background: var(--color-primary-dark);
}

.chs-btn-success {
    background: var(--chs-green);
    color: #fff;
}

.chs-btn-success:hover {
    background: var(--chs-green-dark);
}

.chs-btn-danger {
    background: var(--color-danger);
    color: #fff;
}

.chs-btn-danger:hover {
    background: #b32d2e;
}

.chs-btn-outline {
    background: transparent;
    border: 2px solid #fff;
    color: #fff;
}

.chs-btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
}

/* ============================================= BADGES */
.chs-badge {
    display: inline-flex;
    align-items: center;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-guardado {
    background: rgba(34, 113, 177, 0.15);
    color: #1e5c99;
    border: 1px solid rgba(34, 113, 177, 0.3);
}

.badge-publicado {
    background: rgba(245, 158, 11, 0.15);
    color: #b45309;
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.badge-correcto {
    background: rgba(34, 197, 94, 0.15);
    color: #15803d;
    border: 1px solid rgba(34, 197, 94, 0.3);
}

.badge-incorrecto {
    background: rgba(239, 68, 68, 0.15);
    color: #b91c1c;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

/* ============================================= LOADING */
.chs-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 20px;
    padding: 80px 32px;
    color: var(--gray-600);
}

.chs-spinner {
    width: 52px;
    height: 52px;
    border: 5px solid var(--gray-200);
    border-top-color: var(--chs-green);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.chs-empty-state {
    text-align: center;
    padding: 80px 32px;
}

.empty-icon {
    font-size: 72px;
    opacity: 0.3;
    display: block;
    margin-bottom: 20px;
}

.chs-empty-state h4 {
    font-size: 19px;
    font-weight: 700;
    color: var(--gray-800);
    margin: 0 0 10px 0;
}

.chs-empty-state p {
    font-size: 15px;
    color: var(--gray-600);
    margin: 0;
}

/* ============================================= MENSAJES */
.chs-message {
    padding: 16px 20px;
    border-radius: var(--radius);
    border-left: 5px solid;
    margin-bottom: 20px;
    font-weight: 500;
}

.message-error {
    background: rgba(214, 54, 56, 0.1);
    border-color: var(--color-danger);
    color: #8b0000;
}

.message-success {
    background: rgba(39, 164, 100, 0.1);
    border-color: var(--chs-green);
    color: var(--chs-green-dark);
}

/* ============================================= PAGINACIÓN */
.chs-pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-top: 32px;
}

.pagination-info {
    font-weight: 600;
    color: var(--gray-700);
}

/* ============================================= MODAL SWAL */
.chs-swal-container {
    z-index: 99999 !important;
}

.chs-swal-popup {
    border-radius: var(--radius-lg) !important;
}

.chs-swal-title {
    font-size: 24px !important;
    font-weight: 700 !important;
}

.chs-swal-html {
    margin: 0 !important;
}

/* ============================================= RESPONSIVE */
@media (max-width: 1280px) {
    .chs-dashboard-grid {
        grid-template-columns: 380px 1fr;
        gap: 24px;
    }
}

@media (max-width: 1024px) {
    .chs-dashboard-grid,
    .chs-perfil-grid {
        grid-template-columns: 1fr;
    }
    
    .chs-calendar-wrapper {
        position: static;
    }
    
    .chs-ranking-podium {
        flex-direction: column;
    }
    
    .chs-podium-place.first,
    .chs-podium-place.second,
    .chs-podium-place.third {
        order: unset;
        transform: scale(1);
    }
}

@media (max-width: 782px) {
    .chs-nav {
        transform: translateX(-100%);
        transition: transform var(--transition);
    }
    
    .chs-nav.show {
        transform: translateX(0);
    }
    
    .chs-page-content {
        margin-left: 0;
        padding: 20px;
    }
    
    .chs-welcome-banner {
        padding: 32px 24px;
    }
    
    .chs-welcome-name {
        font-size: 28px;
    }
    
    .chs-welcome-content {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .chs-ejemplares-grid {
        grid-template-columns: 1fr;
    }
    
    .chs-stats-grid {
        grid-template-columns: 1fr;
    }
    
    .chs-filter-group {
        flex-direction: column;
    }
    
    .chs-filter-group label {
        min-width: 100%;
    }
    
    .chs-carrera-actions {
        flex-direction: column;
    }
    
    .chs-carrera-actions .chs-btn {
        width: 100%;
    }
}

/* ============================================= 
   FIX CRÍTICO: DÍAS VERDES CON MÁS ESPECIFICIDAD 
   ============================================= */
.chs-calendar-grid .chs-calendar-day.has-races,
div.chs-calendar-grid div.chs-calendar-day.has-races {
    background: linear-gradient(135deg, #3dc282, #27a464) !important;
    color: #ffffff !important;
    font-weight: 800 !important;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1) !important;
}

.chs-calendar-grid .chs-calendar-day.has-races:hover,
div.chs-calendar-grid div.chs-calendar-day.has-races:hover {
    background: linear-gradient(135deg, #27a464, #1e7d4c) !important;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1) !important;
    transform: scale(1.1) !important;
}

/* Asegurar que selected también se vea */
.chs-calendar-grid .chs-calendar-day.selected,
div.chs-calendar-grid div.chs-calendar-day.selected {
    background: #2271b1 !important;
    color: #ffffff !important;
    font-weight: 800 !important;
}

/* Dropdown navigation fix */
.chs-nav-dropdown-menu {
    max-height: 400px;
    overflow-y: auto;
}

.chs-nav-dropdown-item {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

/* Modal selects fix */
.swal2-select,
#swal-ganador,
#swal-segundo {
    width: 100% !important;
    padding: 12px 16px !important;
    border: 2px solid #e5e7eb !important;
    border-radius: 8px !important;
    font-size: 15px !important;
    background: #fff !important;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif !important;
}

/* ============================================= 
   FIX CRÍTICO: DÍAS VERDES CON MÁS ESPECIFICIDAD 
   ============================================= */
.chs-calendar-grid .chs-calendar-day.has-races,
div.chs-calendar-grid div.chs-calendar-day.has-races {
    background: linear-gradient(135deg, #3dc282, #27a464) !important;
    color: #ffffff !important;
    font-weight: 800 !important;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1) !important;
}

.chs-calendar-grid .chs-calendar-day.has-races:hover,
div.chs-calendar-grid div.chs-calendar-day.has-races:hover {
    background: linear-gradient(135deg, #27a464, #1e7d4c) !important;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1) !important;
    transform: scale(1.1) !important;
}

/* Asegurar que selected también se vea */
.chs-calendar-grid .chs-calendar-day.selected,
div.chs-calendar-grid div.chs-calendar-day.selected {
    background: #2271b1 !important;
    color: #ffffff !important;
    font-weight: 800 !important;
}

/* Dropdown navigation fix */
.chs-nav-dropdown-menu {
    max-height: 400px;
    overflow-y: auto;
}

.chs-nav-dropdown-item {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

/* Modal selects fix */
.swal2-select,
#swal-ganador,
#swal-segundo {
    width: 100% !important;
    padding: 12px 16px !important;
    border: 2px solid #e5e7eb !important;
    border-radius: 8px !important;
    font-size: 15px !important;
    background: #fff !important;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif !important;
}

/* ============================================= 
   MODAL STYLING - SELECTS VISIBLES
   ============================================= */
.chs-modal-container {
    text-align: left;
    padding: 20px 10px;
}

.chs-modal-field {
    margin-bottom: 24px;
}

.chs-modal-field label {
    display: block;
    margin-bottom: 10px;
    font-size: 16px;
    font-weight: 700;
    color: #111827;
}

.chs-modal-select,
.chs-modal-select option {
    width: 100% !important;
    padding: 14px 18px !important;
    border: 2px solid #d1d5db !important;
    border-radius: 10px !important;
    font-size: 15px !important;
    background: #fff !important;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif !important;
    color: #111827 !important;
    cursor: pointer !important;
    transition: all 0.2s !important;
}

.chs-modal-select:hover {
    border-color: #9ca3af !important;
}

.chs-modal-select:focus {
    outline: none !important;
    border-color: #27a464 !important;
    box-shadow: 0 0 0 3px rgba(39, 164, 100, 0.1) !important;
}

/* Asegurar que los selects del modal sean visibles */
.swal2-popup .chs-modal-select {
    display: block !important;
    visibility: visible !important;
    opacity: 1 !important;
    height: auto !important;
    min-height: 48px !important;
}

/* Fix para SweetAlert2 */
.swal2-popup {
    padding: 2em !important;
}

.swal2-html-container {
    margin: 1em 0 !important;
    padding: 0 !important;
}

.swal2-title {
    padding: 0 0 1em 0 !important;
    font-size: 26px !important;
    font-weight: 700 !important;
}

.swal2-validation-message {
    background: #fee !important;
    color: #d63638 !important;
    padding: 12px !important;
    margin: 1em 0 0 0 !important;
    border-radius: 8px !important;
}
/* ============================================= 
   FIX CRÍTICO: DÍAS VERDES - MÁXIMA PRIORIDAD
   ============================================= */

/* Resetear cualquier estilo previo */
#calendar-grid .chs-calendar-day {
    background: #f3f4f6 !important;
    color: #111827 !important;
}

/* DÍAS CON CARRERAS - VERDE ULTRA ESPECÍFICO */
#calendar-grid .chs-calendar-day.has-races,
.chs-calendar-grid .chs-calendar-day.has-races,
div#calendar-grid div.chs-calendar-day.has-races,
div.chs-calendar-grid div.chs-calendar-day.has-races,
.chs-modern-card .chs-calendar-grid .chs-calendar-day.has-races,
body .chs-modern-card #calendar-grid .chs-calendar-day.has-races {
    background: #27a464 !important;
    background-image: linear-gradient(135deg, #3dc282 0%, #27a464 100%) !important;
    color: #ffffff !important;
    font-weight: 800 !important;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1) !important;
}

#calendar-grid .chs-calendar-day.has-races:hover,
.chs-calendar-grid .chs-calendar-day.has-races:hover,
div#calendar-grid div.chs-calendar-day.has-races:hover,
div.chs-calendar-grid div.chs-calendar-day.has-races:hover {
    background: #1e7d4c !important;
    background-image: linear-gradient(135deg, #27a464 0%, #1e7d4c 100%) !important;
    transform: scale(1.1) !important;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1) !important;
}

/* Selected state */
#calendar-grid .chs-calendar-day.selected,
.chs-calendar-grid .chs-calendar-day.selected,
div#calendar-grid div.chs-calendar-day.selected {
    background: #2271b1 !important;
    color: #ffffff !important;
}

/* Today state */
#calendar-grid .chs-calendar-day.today,
.chs-calendar-grid .chs-calendar-day.today {
    border: 2px solid #2271b1 !important;
}

/* Other month */
#calendar-grid .chs-calendar-day.other-month,
.chs-calendar-grid .chs-calendar-day.other-month {
    opacity: 0.25 !important;
    background: #f3f4f6 !important;
}

/* ============================================= 
   MENÚ NAVEGACIÓN - COMPLETO v7.6.0
   ============================================= */

/* Navegación principal */
.chs-nav {
    background: linear-gradient(135deg, #27a464, #1e7d4c);
    padding: 0;
    min-height: 100vh;
}

.chs-nav-header {
    padding: 24px 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.chs-nav-logo {
    width: 100%;
    max-width: 180px;
    height: auto;
}

.chs-nav-menu {
    list-style: none;
    margin: 0;
    padding: 16px 0;
}

.chs-nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    color: rgba(255, 255, 255, 0.85);
    text-decoration: none;
    transition: all 0.2s;
    cursor: pointer;
    font-size: 15px;
    font-weight: 500;
}

.chs-nav-item:hover {
    background: rgba(255, 255, 255, 0.15);
    color: #fff;
    transform: translateX(4px);
}

.chs-nav-item.active {
    background: rgba(255, 255, 255, 0.2);
    color: #fff;
    border-left: 4px solid #fff;
    font-weight: 600;
}

.chs-nav-item i {
    font-size: 20px;
    width: 24px;
    text-align: center;
}

/* Dropdown usuario */
.chs-nav-user-dropdown {
    position: relative;
    margin-top: auto;
    padding: 16px 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.chs-nav-user-toggle {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
}

.chs-nav-user-toggle:hover {
    background: rgba(255, 255, 255, 0.2);
}

.chs-nav-user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #27a464;
    font-weight: 700;
    font-size: 16px;
}

.chs-nav-user-info {
    flex: 1;
}

.chs-nav-user-name {
    display: block;
    color: #fff;
    font-weight: 600;
    font-size: 14px;
    margin-bottom: 2px;
}

.chs-nav-user-email {
    display: block;
    color: rgba(255, 255, 255, 0.7);
    font-size: 12px;
}

.chs-nav-dropdown-menu {
    position: absolute;
    bottom: 100%;
    left: 20px;
    right: 20px;
    margin-bottom: 8px;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: all 0.2s;
    overflow: hidden;
    z-index: 1001;
}

.chs-nav-dropdown-menu.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.chs-nav-dropdown-header {
    padding: 16px;
    background: #f9fafb;
    border-bottom: 1px solid #e5e7eb;
}

.chs-nav-dropdown-name {
    display: block;
    font-weight: 700;
    color: #111827;
    margin-bottom: 4px;
    font-size: 14px;
}

.chs-nav-dropdown-email {
    display: block;
    color: #6b7280;
    font-size: 13px;
}

.chs-nav-dropdown-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    color: #374151;
    text-decoration: none;
    transition: all 0.2s;
    font-size: 14px;
}

.chs-nav-dropdown-item:hover {
    background: #f9fafb;
    color: #111827;
}

.chs-nav-dropdown-item i {
    font-size: 18px;
    width: 20px;
    text-align: center;
}

.chs-nav-dropdown-divider {
    height: 1px;
    background: #e5e7eb;
    margin: 4px 0;
}

/* ============================================= 
   MANDILES - COLORES POR NÚMERO
   ============================================= */

.mandil {
    min-width: 32px;
    height: 32px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    font-weight: 700;
    font-size: 14px;
}

.mandil-1 {
    background: #a21c26 !important;
    color: #FFFFFF !important;
}
.mandil-2 {
    background: #ffffff !important;
    color: #000000 !important;
    border: 1px solid #ddd !important;
}
.mandil-3 {
    background: #2f3787 !important;
    color: #FFFFFF !important;
}
.mandil-4 {
    background: #f9dd29 !important;
    color: #000000 !important;
}
.mandil-5 {
    background: #4d8c3f !important;
    color: #FFFFFF !important;
}
.mandil-6 {
    background: #222221 !important;
    color: #ffed00 !important;
}
.mandil-7 {
    background: #d2711b !important;
    color: #FFFFFF !important;
}
.mandil-8 {
    background: #ff79f8 !important;
    color: #FFFFFF !important;
}
.mandil-9 {
    background: #009de0 !important;
    color: #FFFFFF !important;
}
.mandil-10 {
    background: #7f3cbf !important;
    color: #FFFFFF !important;
}
.mandil-11 {
    background: #9c9b9b !important;
    color: #c20e1a !important;
}
.mandil-12 {
    background: #a2c037 !important;
    color: #222221 !important;
}
.mandil-13 {
    background: #c28900 !important;
    color: #FFFFFF !important;
}
.mandil-14 {
    background: #823b00 !important;
    color: #ffed00 !important;
}
.mandil-15 {
    background: #C9AA6C !important;
    color: #FFFFFF !important;
}
.mandil-16 {
    background: #00c8f6 !important;
    color: #FFFFFF !important;
}
.mandil-17 {
    background: #3f22c9 !important;
    color: #FFFFFF !important;
}
.mandil-18 {
    background: #c9a340 !important;
    color: #FFFFFF !important;
}
.mandil-19 {
    background: #e91e63 !important;
    color: #FFFFFF !important;
}
.mandil-20 {
    background: #607d8b !important;
    color: #FFFFFF !important;
}
.mandil-21 {
    background: #8bc34a !important;
    color: #000000 !important;
}
.mandil-22 {
    background: #ff5722 !important;
    color: #FFFFFF !important;
}
.mandil-23 {
    background: #00bcd4 !important;
    color: #000000 !important;
}
.mandil-24 {
    background: #9c27b0 !important;
    color: #FFFFFF !important;
}
.mandil-25 {
    background: #795548 !important;
    color: #FFFFFF !important;
}

.ejemplar-number {
    min-width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    font-weight: 700;
    font-size: 16px;
}

/* ============================================= 
   CALENDARIO - DÍAS PASADOS AMARILLO
   ============================================= */

.chs-calendar-day.past {
    background: #ffcf07 !important;
    color: #000000 !important;
    font-weight: 600;
}

/* Carrera pasada por hora */
.chs-carrera-number.carrera-pasada {
    background: #ffcf07 !important;
    color: #000000 !important;
}



/* =============================================
   NAVEGACIÓN - MEJORADA CON RESPONSIVE COMPLETO
   ============================================= */

.chs-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--nav-width);
    height: 100vh;
    background: linear-gradient(180deg, var(--chs-green) 0%, var(--chs-green-dark) 100%);
    color: #fff;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-xl);
    transition: transform 0.3s ease;
}

.chs-nav-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    overflow-x: hidden;
}

.chs-nav-brand {
    padding: 24px 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.chs-nav-logo {
    display: block;
    text-decoration: none;
}

.chs-nav-logo img {
    width: 100%;
    max-width: 180px;
    height: auto;
}

/* Menú principal desktop */
.chs-nav-menu {
    padding: 16px 12px;
    flex: 1;
}

.chs-nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    color: rgba(255, 255, 255, 0.85);
    text-decoration: none;
    border-radius: 6px;
    margin-bottom: 4px;
    transition: all var(--transition);
    font-weight: 500;
    font-size: 14px;
    cursor: pointer;
}

.chs-nav-item:hover {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    transform: translateX(4px);
}

.chs-nav-item.active {
    background: rgba(255, 255, 255, 0.15);
    color: #fff;
    box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.2);
}

.chs-nav-item svg,
.chs-nav-item i {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
}

/* Usuario dropdown */
.chs-nav-user {
    padding: 16px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.chs-nav-user-dropdown {
    position: relative;
}

.chs-nav-user-toggle {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius);
    color: #fff;
    cursor: pointer;
    transition: all var(--transition);
}

.chs-nav-user-toggle:hover {
    background: rgba(255, 255, 255, 0.12);
}

.chs-nav-avatar,
.chs-nav-avatar-placeholder {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    flex-shrink: 0;
}

.chs-nav-avatar {
    object-fit: cover;
}

.chs-nav-avatar-placeholder {
    background: var(--gray-700);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 16px;
}

.chs-nav-username {
    flex: 1;
    font-weight: 600;
    font-size: 14px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.chs-nav-chevron {
    transition: transform var(--transition);
    flex-shrink: 0;
}

.chs-nav-dropdown-menu {
    position: absolute;
    bottom: 100%;
    left: 0;
    right: 0;
    margin-bottom: 8px;
    background: #fff;
    border-radius: var(--radius);
    box-shadow: var(--shadow-xl);
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: all var(--transition);
    overflow: hidden;
    z-index: 1001;
}

.chs-nav-dropdown-menu.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.chs-nav-dropdown-header {
    padding: 16px;
    background: var(--gray-50);
    border-bottom: 1px solid var(--gray-200);
}

.chs-nav-dropdown-name {
    display: block;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 4px;
    font-size: 14px;
}

.chs-nav-dropdown-alias {
    display: block;
    color: var(--gray-600);
    font-size: 13px;
    margin-bottom: 8px;
}

.chs-nav-dropdown-divider {
    height: 1px;
    background: var(--gray-200);
    margin: 4px 0;
}

.chs-nav-dropdown-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    color: var(--gray-700);
    text-decoration: none;
    background: none;
    border: none;
    width: 100%;
    text-align: left;
    cursor: pointer;
    transition: all var(--transition);
    font-size: 14px;
    font-family: inherit;
}

.chs-nav-dropdown-item:hover {
    background: var(--gray-50);
    color: var(--gray-900);
}

.chs-nav-dropdown-item.active {
    background: var(--gray-100);
    font-weight: 600;
}

.chs-nav-dropdown-logout {
    color: var(--color-danger);
}

.chs-nav-dropdown-logout:hover {
    background: rgba(214, 54, 56, 0.1);
}

/* Botón móvil toggle */
.chs-nav-mobile-toggle {
    display: none;
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1001;
    width: 48px;
    height: 48px;
    background: var(--chs-green);
    border: none;
    border-radius: 8px;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition);
}

.chs-nav-mobile-toggle:hover {
    background: var(--chs-green-dark);
    transform: scale(1.05);
}

.chs-nav-mobile-toggle svg {
    display: block;
}

.chs-nav-mobile-toggle .chs-nav-close {
    display: none;
}

.chs-nav-mobile-toggle.active .chs-nav-hamburger {
    display: none;
}

.chs-nav-mobile-toggle.active .chs-nav-close {
    display: block;
}

/* Menú móvil desplegable */
.chs-nav-mobile-menu {
    display: none;
    position: fixed;
    top: 80px;
    left: 20px;
    right: 20px;
    background: #fff;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    padding: 12px;
    z-index: 1000;
    max-height: calc(100vh - 100px);
    overflow-y: auto;
}

.chs-nav-mobile-menu.show {
    display: block;
    animation: slideDown 0.3s ease;
}

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

.chs-nav-mobile-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    color: var(--gray-700);
    text-decoration: none;
    border-radius: var(--radius);
    margin-bottom: 4px;
    transition: all var(--transition);
    font-weight: 500;
    font-size: 15px;
    cursor: pointer;
    background: none;
    border: none;
    width: 100%;
    text-align: left;
    font-family: inherit;
}

.chs-nav-mobile-item:hover {
    background: var(--gray-100);
    color: var(--gray-900);
}

.chs-nav-mobile-item.active {
    background: var(--chs-green);
    color: #fff;
    font-weight: 600;
}

.chs-nav-mobile-item svg {
    flex-shrink: 0;
}

.chs-nav-mobile-divider {
    height: 1px;
    background: var(--gray-200);
    margin: 8px 0;
}

.chs-nav-mobile-logout {
    color: var(--color-danger);
}

.chs-nav-mobile-logout:hover {
    background: rgba(214, 54, 56, 0.1);
}

/* =============================================
   RESPONSIVE - TABLET Y MÓVIL
   ============================================= */

@media (max-width: 1024px) {
    /* Ocultar navegación lateral en tablet */
    .chs-nav {
        transform: translateX(-100%);
    }

    .chs-nav.show {
        transform: translateX(0);
    }

    /* Ajustar contenido principal */
    .chs-page-content {
        margin-left: 0;
        padding-top: 80px;
    }

    /* Mostrar botón móvil */
    .chs-nav-mobile-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
    }
}

@media (max-width: 782px) {
    /* Navegación completamente oculta */
    .chs-nav {
        width: 100%;
        max-width: 320px;
    }

    .chs-page-content {
        padding: 90px 16px 20px;
    }

    /* Ajustes visuales móvil */
    .chs-welcome-banner {
        padding: 24px 20px;
    }

    .chs-welcome-name {
        font-size: 24px;
    }

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

    .chs-ejemplares-grid {
        grid-template-columns: 1fr;
    }

    .chs-stats-grid {
        grid-template-columns: 1fr;
    }

    .chs-carrera-actions {
        flex-direction: column;
    }

    .chs-carrera-actions .chs-btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .chs-nav-mobile-menu {
        left: 10px;
        right: 10px;
        top: 75px;
    }

    .chs-nav-mobile-toggle {
        top: 15px;
        right: 15px;
        width: 44px;
        height: 44px;
    }
}

/* Overlay para cerrar menú al hacer click fuera */
.chs-nav-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
}

.chs-nav-overlay.show {
    display: block;
}

@media (max-width: 1024px) {
    .chs-nav-overlay.show {
        display: block;
    }
}