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

:root {
    --primary-color: #dc2626;
    --secondary-color: #b91c1c;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --dark: #000000;
    --dark-gray: #1a1a1a;
    --medium-gray: #2a2a2a;
    --light: #f9fafb;
    --border: #e5e7eb;
    --text-primary: #111827;
    --text-secondary: #6b7280;
    --red-gradient-start: #dc2626;
    --red-gradient-end: #7f1d1d;
    --logo-red: #dc2626;
    --logo-black: #000000;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: linear-gradient(135deg, #000000 0%, #0f0f0f 25%, #1a1a1a 50%, #2a1a1a 75%, #dc2626 100%);
    min-height: 100vh;
    color: var(--text-primary);
    position: relative;
    overflow-x: hidden;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 20% 80%, rgba(220, 38, 38, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(220, 38, 38, 0.05) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

/* Navbar */
.navbar {
    background: linear-gradient(135deg, #000000 0%, #1a1a1a 100%);
    box-shadow: 0 4px 20px rgba(220, 38, 38, 0.4), 0 0 40px rgba(220, 38, 38, 0.1);
    padding: 1rem 0;
    margin-bottom: 2rem;
    border-bottom: 4px solid var(--logo-red);
    position: relative;
    backdrop-filter: blur(10px);
    overflow: hidden; /* Evitar elementos que se salgan */
}

.navbar::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, transparent 0%, var(--logo-red) 50%, transparent 100%);
    box-shadow: 0 0 10px var(--logo-red);
}

.navbar .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-height: 120px;
    position: relative;
    z-index: 1;
}

/* Asegurar que solo haya un logo visible */
.navbar .logo {
    position: relative;
    z-index: 2;
}

.logo {
    height: 72px;
    width: auto;
    border-radius: 8px;
    transition: all 0.3s ease;
    background: #000000;
    border: 2px solid #000000;
}

.logo:hover {
    transform: scale(1.05);
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.2);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
    position: relative;
    z-index: 2;
    margin: 0;
    padding: 0;
}

.nav-links li {
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-links a {
    text-decoration: none;
    color: #cccccc;
    font-weight: 500;
    transition: all 0.3s;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    font-size: 1.1rem;
    display: block;
    white-space: nowrap;
}

/* Botón móvil oculto por defecto (escritorio) */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem;
    z-index: 1001;
}

/* Menú móvil oculto por defecto (escritorio) */
.mobile-menu {
    display: none !important;
    visibility: hidden !important;
    opacity: 0 !important;
    height: 0 !important;
    overflow: hidden !important;
    position: absolute !important;
    left: -9999px !important;
    width: 0 !important;
    padding: 0 !important;
    margin: 0 !important;
}

/* Asegurar que los enlaces del menú móvil no se muestren en escritorio */
.mobile-menu a {
    display: none !important;
    visibility: hidden !important;
    opacity: 0 !important;
    height: 0 !important;
    overflow: hidden !important;
}

.nav-links a:hover,
.nav-links a.active {
    color: white;
    background: var(--primary-color);
    box-shadow: 0 0 10px rgba(220, 38, 38, 0.5);
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
    position: relative;
    z-index: 1;
}

/* Header Section */
.header-section {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: linear-gradient(135deg, #1a1a1a 0%, #2a2a2a 100%);
    padding: 2.5rem;
    border-radius: 1.5rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4), 0 0 40px rgba(220, 38, 38, 0.15);
    margin-bottom: 2rem;
    border: 1px solid rgba(220, 38, 38, 0.3);
    position: relative;
    overflow: hidden;
}

.header-actions {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.header-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(220, 38, 38, 0.1), transparent);
    transition: left 0.5s;
}

.header-section:hover::before {
    left: 100%;
}

.header-section h2 {
    color: white;
    font-size: 2.5rem;
    text-shadow: 2px 2px 8px rgba(220, 38, 38, 0.4), 0 0 20px rgba(220, 38, 38, 0.2);
    font-weight: 700;
    position: relative;
    z-index: 1;
}

/* Search Section */
.search-section {
    background: linear-gradient(135deg, var(--dark-gray) 0%, var(--medium-gray) 100%);
    padding: 2rem;
    border-radius: 1.5rem;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3), 0 0 20px rgba(220, 38, 38, 0.1);
    margin-bottom: 2rem;
    border: 1px solid rgba(220, 38, 38, 0.2);
    position: relative;
}

#searchInput {
    width: 100%;
    padding: 1.25rem;
    border: 2px solid rgba(220, 38, 38, 0.3);
    border-radius: 1rem;
    font-size: 1.1rem;
    transition: all 0.3s;
    background: linear-gradient(135deg, var(--medium-gray) 0%, var(--dark-gray) 100%);
    color: white;
    position: relative;
}

#searchInput::placeholder {
    color: #888;
    font-weight: 500;
}

#searchInput:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 20px rgba(220, 38, 38, 0.4), inset 0 0 10px rgba(220, 38, 38, 0.1);
    transform: translateY(-2px);
}

/* Alumnos Grid */
.alumnos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

/* NUEVO DISEÑO DE TARJETAS - COMPACTO Y LEGIBLE */
.card-header-new {
    margin-bottom: 1.25rem;
}

.card-status-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: 2rem;
    font-weight: 600;
    font-size: 0.875rem;
    margin-bottom: 0.75rem;
    border: 2px solid;
}

.card-status-badge.status-atrasado {
    background: rgba(239, 68, 68, 0.15);
    border-color: #ef4444;
    color: #fecaca;
}

.card-status-badge.status-proximo {
    background: rgba(245, 158, 11, 0.15);
    border-color: #f59e0b;
    color: #fed7aa;
}

.card-status-badge.status-al-dia {
    background: rgba(16, 185, 129, 0.15);
    border-color: #10b981;
    color: #d1fae5;
}

.status-icon {
    font-size: 1rem;
}

.status-text {
    font-size: 0.875rem;
    letter-spacing: 0.025em;
}

.card-name {
    margin: 0;
    color: #ffffff;
    font-size: 1.5rem;
    font-weight: 700;
    line-height: 1.3;
}

.card-body-new {
    margin-bottom: 1.5rem;
}

.card-info-compact {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.info-item-compact {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 0;
    color: #e5e7eb;
    font-size: 0.95rem;
}

.info-icon {
    font-size: 1.1rem;
    width: 1.5rem;
    text-align: center;
    opacity: 0.8;
}

.info-text {
    flex: 1;
    color: #ffffff;
    font-weight: 500;
}

.card-actions-new {
    display: flex;
    gap: 0.75rem;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.action-btn-new {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
    padding: 0.75rem 0.5rem;
    border: none;
    border-radius: 0.75rem;
    font-weight: 600;
    font-size: 0.875rem;
    cursor: pointer;
    transition: all 0.2s ease;
    min-height: 64px;
    justify-content: center;
}

.action-btn-new .btn-icon {
    font-size: 1.5rem;
    line-height: 1;
}

.action-btn-new .btn-text {
    font-size: 0.75rem;
    opacity: 0.9;
}

.btn-primary-action {
    background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
    color: white;
}

.btn-primary-action:hover {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(220, 38, 38, 0.4);
}

.btn-secondary-action {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary-action:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(220, 38, 38, 0.4);
    transform: translateY(-2px);
}

.btn-danger-action {
    background: rgba(239, 68, 68, 0.2);
    color: #fecaca;
    border: 1px solid rgba(239, 68, 68, 0.4);
}

.btn-danger-action:hover {
    background: rgba(239, 68, 68, 0.3);
    border-color: #ef4444;
    transform: translateY(-2px);
}

.alumno-card {
    background: linear-gradient(145deg, #1e1e1e 0%, #2a2a2a 100%);
    border-radius: 2rem;
    padding: 2.5rem;
    box-shadow: 
        0 15px 35px rgba(0, 0, 0, 0.4),
        0 5px 15px rgba(0, 0, 0, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: 2px solid rgba(255, 255, 255, 0.08);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(20px);
}

.alumno-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, transparent, rgba(220, 38, 38, 0.8), transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.alumno-card:hover {
    transform: translateY(-12px) scale(1.03);
    box-shadow: 
        0 30px 60px rgba(0, 0, 0, 0.5),
        0 10px 25px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.15);
    border-color: rgba(220, 38, 38, 0.4);
}

.alumno-card:hover::before {
    opacity: 1;
}

.alumno-card.estado-al-dia {
    border-left: 6px solid #10b981;
}

.alumno-card.estado-al-dia::before {
    background: linear-gradient(90deg, transparent, rgba(16, 185, 129, 0.8), transparent);
}

.alumno-card.estado-proximo {
    border-left: 6px solid #f59e0b;
}

.alumno-card.estado-proximo::before {
    background: linear-gradient(90deg, transparent, rgba(245, 158, 11, 0.8), transparent);
}

.alumno-card.estado-atrasado {
    border-left: 6px solid #ef4444;
}

.alumno-card.estado-atrasado::before {
    background: linear-gradient(90deg, transparent, rgba(239, 68, 68, 0.8), transparent);
}

.card-header {
    display: flex;
    align-items: center;
    margin-bottom: 2rem;
    gap: 1rem;
}

.status-indicator {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    flex-shrink: 0;
    box-shadow: 0 0 15px currentColor;
}

.status-indicator.al-dia {
    background: #10b981;
    box-shadow: 0 0 20px rgba(16, 185, 129, 0.6);
}

.status-indicator.proximo {
    background: #f59e0b;
    box-shadow: 0 0 20px rgba(245, 158, 11, 0.6);
}

.status-indicator.atrasado {
    background: #ef4444;
    box-shadow: 0 0 20px rgba(239, 68, 68, 0.6);
}

.alumno-card h3 {
    margin: 0;
    color: #ffffff;
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, #ffffff 0%, #e5e7eb 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 30px rgba(255, 255, 255, 0.3);
}

.status-badge {
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 600;
}

.status-badge.aldia {
    background: #d1fae5;
    color: var(--success-color);
}

.status-badge.proximo {
    background: #fed7aa;
    color: #d97706;
}

.status-badge.atrasado {
    background: #fee2e2;
    color: var(--danger-color);
}

.card-body {
    margin-bottom: 2rem;
}

.info-row {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
    padding: 0.75rem;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 0.75rem;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all 0.3s ease;
}

.info-row:hover {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(220, 38, 38, 0.2);
}

.info-label {
    color: #9ca3af;
    font-weight: 500;
    min-width: 80px;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.info-value {
    color: #ffffff;
    font-weight: 600;
    flex: 1;
    margin-left: 1rem;
}

.info-value.status-atrasado {
    color: #ef4444;
    text-shadow: 0 0 10px rgba(239, 68, 68, 0.3);
}

.info-value.status-proximo {
    color: #f59e0b;
    text-shadow: 0 0 10px rgba(245, 158, 11, 0.3);
}

.info-value.status-al-dia {
    color: #10b981;
    text-shadow: 0 0 10px rgba(16, 185, 129, 0.3);
}

.card-actions {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.action-btn {
    flex: 1;
    min-width: 80px;
    padding: 0.75rem 1rem;
    border: none;
    border-radius: 0.75rem;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    position: relative;
    overflow: hidden;
}

.action-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.action-btn:hover::before {
    left: 100%;
}

.action-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.action-btn.btn-edit {
    background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(220, 38, 38, 0.3);
}

.action-btn.btn-edit:hover {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    box-shadow: 0 8px 25px rgba(220, 38, 38, 0.4);
}

.action-btn.btn-qr {
    background: linear-gradient(135deg, #1f2937 0%, #111827 100%);
    color: white;
    border: 2px solid #374151;
}

.action-btn.btn-qr:hover {
    background: linear-gradient(135deg, #374151 0%, #1f2937 100%);
    border-color: #6b7280;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

.action-btn.btn-delete {
    background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(220, 38, 38, 0.3);
}

.action-btn.btn-delete:hover {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    box-shadow: 0 8px 25px rgba(220, 38, 38, 0.4);
}

/* Buttons */
.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 0.5rem;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    border: none;
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.btn-primary:hover::before {
    left: 100%;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #ff4444 0%, #dc2626 100%);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(220, 38, 38, 0.4), 0 0 20px rgba(220, 38, 38, 0.3);
}

.btn-secondary {
    background: var(--medium-gray);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

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

.btn-success {
    background: var(--success-color);
    color: white;
}

.btn-success:hover {
    background: #059669;
}

.btn-warning {
    background: var(--warning-color);
    color: white;
}

.btn-danger {
    background: var(--danger-color);
    color: white;
}

.btn-danger:hover {
    background: #dc2626;
}

.btn-small {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

/* Modal */
.modal {
    display: none; /* se mostrará como flex desde JS */
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(8px);
    animation: fadeIn 0.3s ease;
    justify-content: center;
    align-items: center;
    padding: 2rem 1rem;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior: contain;
}

.modal-content {
    background: linear-gradient(135deg, #1a1a1a 0%, #2a2a2a 100%);
    margin: 0 auto;
    padding: 2.5rem;
    border-radius: 1.5rem;
    width: 90%;
    max-width: 600px;
    max-height: calc(100dvh - 64px);
    overflow-y: auto;
    position: relative;
    box-shadow: 
        0 25px 50px -12px rgba(0, 0, 0, 0.8),
        0 0 40px rgba(220, 38, 38, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    animation: modalSlideIn 0.4s ease;
    border: 2px solid rgba(220, 38, 38, 0.6);
}

/* Evitar scroll del fondo cuando el modal está abierto */
body.modal-open {
    overflow: hidden;
    height: 100dvh;
    touch-action: none;
    position: relative;
}

body.modal-open::after {
    content: '';
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.6);
    z-index: 999;
}

body.modal-open .navbar {
    pointer-events: none;
    opacity: 0.4;
}

/* Encabezado: evitar conflicto con modal y scroll en móvil */
body.modal-open .navbar { pointer-events: none; }
/* Mejorado para móvil - interfaz más simple */
@media (max-width: 768px) {
    body {
        background: #0f0f0f;
        min-height: 100dvh;
        overflow-x: hidden;
    }

    body::before {
        display: none;
    }

    .navbar {
        position: sticky;
        top: 0;
        z-index: 100;
        box-shadow: 0 2px 12px rgba(0,0,0,0.4);
        backdrop-filter: blur(6px);
    }

    main {
        padding: 0.75rem;
    }

    .modal {
        z-index: 1000;
    }

    /* Botones más grandes y fáciles de tocar */
    .btn {
        padding: 20px 30px !important;
        font-size: 18px !important;
        margin: 10px 0 !important;
        min-height: 60px;
        border-radius: 12px;
        touch-action: manipulation;
        -webkit-tap-highlight-color: transparent;
    }
    
    /* Header actions más simple */
    .header-actions {
        flex-direction: column;
        gap: 15px;
    }
    
    /* Modal más grande y centrado */
    .modal-content {
        width: 95% !important;
        margin: 20px auto !important;
        max-height: 90vh;
        overflow-y: auto;
        padding: 20px !important;
    }
    
    /* Inputs más grandes */
    input, textarea, select {
        padding: 15px !important;
        font-size: 16px !important;
        margin: 15px 0 !important;
        border-radius: 8px;
        border: 2px solid #ddd;
    }
    
    /* Labels más grandes */
    label {
        font-size: 16px !important;
        font-weight: bold;
        margin-bottom: 5px;
        display: block;
    }
    
    /* Form groups con más espacio */
    .form-group {
        margin: 20px 0 !important;
    }
    
    /* Botones de acción del modal */
    .form-actions {
        display: flex;
        flex-direction: column;
        gap: 15px;
        margin-top: 30px;
    }
    
    /* Navbar más simple - ocultar links de escritorio */
    .nav-links {
        display: none !important;
    }
    
    /* Mostrar botón hamburguesa en móvil */
    .mobile-menu-btn {
        display: block !important;
        font-size: 24px;
        padding: 15px;
        z-index: 1001;
    }
    
    /* Cards de alumnos más simples */
    .alumno-card {
        margin: 15px 0 !important;
        padding: 20px !important;
        border-radius: 12px;
    }
    
    /* Botones de acción en cards más grandes */
    .alumno-actions {
        flex-direction: column;
        gap: 10px;
        margin-top: 15px;
    }
    
    .alumno-actions .btn {
        padding: 15px !important;
        font-size: 16px !important;
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translate(-50%, -60%) scale(0.9);
    }
    to {
        opacity: 1;
        transform: translate(-50%, -50%) scale(1);
    }
}

@keyframes slideDown {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.close {
    color: #cccccc;
    float: right;
    font-size: 2.5rem;
    font-weight: bold;
    cursor: pointer;
    line-height: 1;
    transition: all 0.3s ease;
    padding: 0.5rem;
    border-radius: 50%;
    width: 3rem;
    height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(220, 38, 38, 0.1);
}

.close:hover {
    color: white;
    background: rgba(220, 38, 38, 0.3);
    transform: rotate(90deg);
}

.modal-content h2 {
    margin-bottom: 2rem;
    color: white;
    font-size: 1.8rem;
    font-weight: 700;
    text-align: center;
    background: linear-gradient(135deg, #dc2626, #f97316);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 30px rgba(220, 38, 38, 0.5);
}

/* Form */
.form-group {
    margin-bottom: 2rem;
    position: relative;
}

.form-group label {
    display: block;
    margin-bottom: 0.75rem;
    color: white;
    font-weight: 600;
    font-size: 1rem;
    text-shadow: 0 0 10px rgba(220, 38, 38, 0.3);
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 1rem 1.25rem;
    border: 2px solid rgba(220, 38, 38, 0.4);
    border-radius: 0.75rem;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: linear-gradient(135deg, #2a2a2a 0%, #1a1a1a 100%);
    color: white;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.3);
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 
        0 0 20px rgba(220, 38, 38, 0.4),
        inset 0 2px 4px rgba(0, 0, 0, 0.3);
    transform: translateY(-2px);
}

.form-group input::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.form-group small {
    color: #aaaaaa;
    font-size: 0.875rem;
}

/* Botones de día de pago */
.dia-pago-buttons {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.dia-pago-buttons .btn {
    flex: 1;
    padding: 1rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 0.75rem;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    background: linear-gradient(135deg, #4b5563 0%, #374151 100%);
    color: white;
}

.dia-pago-buttons .btn.btn-primary {
    background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
    border-color: #dc2626;
    box-shadow: 0 0 20px rgba(220, 38, 38, 0.3);
}

.dia-pago-buttons .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.dia-pago-info {
    background: rgba(220, 38, 38, 0.1);
    padding: 1rem;
    border-radius: 0.75rem;
    margin-top: 1rem;
    border: 1px solid rgba(220, 38, 38, 0.3);
}

.dia-pago-info p {
    color: #e5e7eb;
    font-size: 0.9rem;
    margin: 0;
    text-align: center;
}

.form-actions {
    display: flex;
    gap: 1.5rem;
    margin-top: 3rem;
    justify-content: center;
}

.form-actions .btn {
    padding: 1rem 2rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 0.75rem;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.form-actions .btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

.form-actions .btn-primary {
    background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
    border: none;
    color: white;
}

.form-actions .btn-primary:hover {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    box-shadow: 0 8px 25px rgba(220, 38, 38, 0.4);
}

.form-actions .btn-secondary {
    background: linear-gradient(135deg, #6b7280 0%, #4b5563 100%);
    border: none;
    color: white;
}

.form-actions .btn-secondary:hover {
    background: linear-gradient(135deg, #9ca3af 0%, #6b7280 100%);
}

.form-actions button {
    flex: 1;
}

/* QR Modal */
.qr-modal {
    text-align: center;
}

.qr-container {
    display: flex;
    justify-content: center;
    margin: 2rem 0;
    padding: 2rem;
    background: white;
    border-radius: 1rem;
    border: 3px solid var(--primary-color);
}

/* Verificar Page */
.verificar-section {
    background: linear-gradient(135deg, #1a1a1a 0%, #2a2a2a 100%);
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3), 0 0 20px rgba(220, 38, 38, 0.2);
    margin-bottom: 2rem;
    border: 1px solid rgba(220, 38, 38, 0.3);
}

.verificar-section h2 {
    color: white;
    font-size: 2rem;
    margin-bottom: 0.5rem;
    text-shadow: 2px 2px 4px rgba(220, 38, 38, 0.3);
}

.subtitle {
    color: #cccccc;
    margin-bottom: 2rem;
}

.verificar-options {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 2rem;
    align-items: center;
    margin-bottom: 2rem;
}

.option-card {
    background: var(--medium-gray);
    padding: 2rem;
    border-radius: 1rem;
    text-align: center;
    border: 1px solid rgba(220, 38, 38, 0.2);
}

.option-card h3 {
    margin-bottom: 1rem;
    color: white;
}

.option-card input {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid rgba(220, 38, 38, 0.3);
    border-radius: 0.5rem;
    margin-bottom: 1rem;
    font-size: 1rem;
    background: var(--dark-gray);
    color: white;
}

.option-card input::placeholder {
    color: #888;
}

.option-card input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 10px rgba(220, 38, 38, 0.3);
}

.option-divider {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary-color);
}

#scanner-container {
    margin-top: 1rem;
}

#video {
    border-radius: 0.5rem;
    margin-bottom: 1rem;
}

/* ESCÁNER QR MEJORADO PARA MÓVILES */
.scanner-overlay {
    position: relative;
    max-width: 400px;
    margin: 0 auto;
    background: #000;
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.scanner-frame {
    position: relative;
    width: 100%;
    height: min(60vh, 360px);
    display: flex;
    align-items: center;
    justify-content: center;
}

#video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 0;
    margin: 0;
}

.scanner-corners {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 10;
}

.corner {
    position: absolute;
    width: 30px;
    height: 30px;
    border: 3px solid #dc2626;
}

.corner.top-left {
    top: 20px;
    left: 20px;
    border-right: none;
    border-bottom: none;
    border-top-left-radius: 8px;
}

.corner.top-right {
    top: 20px;
    right: 20px;
    border-left: none;
    border-bottom: none;
    border-top-right-radius: 8px;
}

.corner.bottom-left {
    bottom: 20px;
    left: 20px;
    border-right: none;
    border-top: none;
    border-bottom-left-radius: 8px;
}

.corner.bottom-right {
    bottom: 20px;
    right: 20px;
    border-left: none;
    border-top: none;
    border-bottom-right-radius: 8px;
}

.scanner-instructions {
    background: rgba(0,0,0,0.8);
    color: white;
    padding: 1rem;
    text-align: center;
    font-size: 0.9rem;
}

.scanner-instructions p {
    margin: 0.5rem 0;
    opacity: 0.9;
}

/* ANIMACIÓN PARA DETECCIÓN */
.scanner-corners::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 200px;
    height: 200px;
    border: 2px solid rgba(220, 38, 38, 0.3);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    animation: scanPulse 2s ease-in-out infinite;
}

@keyframes scanPulse {
    0%, 100% {
        opacity: 0.3;
        transform: translate(-50%, -50%) scale(0.8);
    }
    50% {
        opacity: 0.8;
        transform: translate(-50%, -50%) scale(1.1);
    }
}

/* RESPONSIVE PARA MÓVILES */
@media (max-width: 768px) {
    .scanner-overlay {
        max-width: 100%;
        margin: 1rem 0;
    }
    
    .scanner-frame {
        height: 280px;
    }
    
    .corner {
        width: 25px;
        height: 25px;
        border-width: 2px;
    }
    
    .corner.top-left,
    .corner.top-right {
        top: 15px;
    }
    
    .corner.bottom-left,
    .corner.bottom-right {
        bottom: 15px;
    }
    
    .corner.top-left,
    .corner.bottom-left {
        left: 15px;
    }
    
    .corner.top-right,
    .corner.bottom-right {
        right: 15px;
    }
    
    .scanner-instructions {
        padding: 0.75rem;
        font-size: 0.85rem;
    }
}

/* Resultado Verificación */
.resultado-container {
    margin-top: 2rem;
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.resultado-card {
    background: white;
    border-radius: 1.5rem;
    overflow: hidden;
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
    border: 1px solid rgba(220, 38, 38, 0.1);
}

.resultado-header {
    padding: 2rem;
    text-align: center;
    color: white;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.resultado-header.aldia {
    background: linear-gradient(135deg, #10b981, #059669);
}

.resultado-header.proximo {
    background: linear-gradient(135deg, #f59e0b, #d97706);
}

.resultado-header.atrasado {
    background: linear-gradient(135deg, #ef4444, #dc2626);
}

.status-icon {
    font-size: 4rem;
}

.resultado-header h3 {
    font-size: 2rem;
    margin: 0;
}

.resultado-body {
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.info-section {
    background: #f8f9fa;
    padding: 1.5rem;
    border-radius: 1rem;
    border-left: 4px solid #dc2626;
}

.info-section h4 {
    margin: 0 0 1rem 0;
    color: #dc2626;
    font-size: 1.1rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.info-row {
    display: flex;
    justify-content: space-between;
    padding: 0.75rem 0;
    border-bottom: 1px solid #e5e7eb;
}

.info-row:last-child {
    border-bottom: none;
}

.info-row .label {
    font-weight: 600;
    color: #374151;
}

.info-row .value {
    color: #6b7280;
    font-weight: 500;
}

/* Sección QR */
.qr-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 1.5rem;
    border-radius: 1rem;
    border: 2px solid #dc2626;
    text-align: center;
}

.qr-section h4 {
    margin: 0 0 1rem 0;
    color: #dc2626;
    font-size: 1.1rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.qr-display {
    background: white;
    padding: 1rem;
    border-radius: 0.75rem;
    margin: 1rem 0;
    display: inline-block;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    border: 2px solid #dc2626;
}

.qr-info {
    margin-top: 1rem;
}

.qr-info p {
    margin: 0.5rem 0;
    color: #374151;
    font-size: 0.9rem;
}

.qr-info strong {
    color: #dc2626;
}

.resultado-footer {
    padding: 1.5rem 2rem;
    background: var(--dark-gray);
    display: flex;
    gap: 1rem;
}

.resultado-footer button {
    flex: 1;
}

/* Todos Alumnos Section */
.todos-alumnos-section {
    background: linear-gradient(135deg, #1a1a1a 0%, #2a2a2a 100%);
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3), 0 0 20px rgba(220, 38, 38, 0.2);
    margin-bottom: 2rem;
    border: 1px solid rgba(220, 38, 38, 0.3);
}

.todos-alumnos-section h3 {
    color: white;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.filter-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.5rem 1rem;
    border: 2px solid rgba(220, 38, 38, 0.3);
    background: var(--medium-gray);
    color: white;
    border-radius: 0.5rem;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.3s;
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    box-shadow: 0 0 15px rgba(220, 38, 38, 0.5);
}

.todos-alumnos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1rem;
}

.mini-card {
    padding: 1rem;
    border-radius: 0.5rem;
    border-left: 4px solid;
    background: var(--medium-gray);
    transition: transform 0.3s;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.mini-card:hover {
    transform: translateX(5px);
}

.mini-card.estado-aldia {
    border-left-color: var(--success-color);
}

.mini-card.estado-proximo {
    border-left-color: var(--warning-color);
}

.mini-card.estado-atrasado {
    border-left-color: var(--danger-color);
}

.mini-card-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.mini-status-icon {
    font-size: 1.5rem;
}

.mini-card-name {
    font-weight: 600;
    color: white;
}

.mini-card-info {
    font-size: 0.875rem;
    color: #cccccc;
}

/* Responsive */
@media (max-width: 768px) {
    .navbar .container {
        flex-direction: column;
        gap: 1rem;
    }

    .nav-links {
        gap: 1rem;
    }

    .header-section {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .verificar-options {
        grid-template-columns: 1fr;
    }

    .option-divider {
        display: none;
    }

    .alumnos-grid {
        grid-template-columns: 1fr;
    }

    .todos-alumnos-grid {
        grid-template-columns: 1fr;
    }
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 5rem 2rem;
    color: #cccccc;
    background: linear-gradient(135deg, rgba(26, 26, 26, 0.8) 0%, rgba(42, 42, 42, 0.8) 100%);
    border-radius: 2rem;
    border: 1px solid rgba(220, 38, 38, 0.2);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
}

.empty-state-icon {
    font-size: 5rem;
    margin-bottom: 1.5rem;
    filter: drop-shadow(0 0 10px rgba(220, 38, 38, 0.3));
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

.empty-state h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: white;
    text-shadow: 2px 2px 8px rgba(220, 38, 38, 0.3);
    font-weight: 700;
}

.empty-state p {
    font-size: 1.1rem;
    color: #aaaaaa;
}

/* Animaciones para notificaciones */
@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideOut {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(100%);
        opacity: 0;
    }
}

/* Mejoras en formularios */
.form-group input:invalid {
    border-color: #ef4444;
    box-shadow: 0 0 10px rgba(239, 68, 68, 0.3);
}

.form-group input:valid {
    border-color: #10b981;
}

/* Mejoras en botones */
.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
}

.btn:disabled:hover {
    transform: none !important;
    box-shadow: none !important;
}

/* ALERTAS Y NOTIFICACIONES PERSONALIZADAS */
.custom-alert {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
}

.custom-alert-content {
    background: linear-gradient(135deg, #1f2937 0%, #374151 100%);
    margin: 15% auto;
    padding: 0;
    border-radius: 1rem;
    width: 90%;
    max-width: 400px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.custom-alert-header {
    background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
    color: white;
    padding: 1rem;
    border-radius: 1rem 1rem 0 0;
    text-align: center;
    font-weight: bold;
    font-size: 1.1rem;
}

.custom-alert-body {
    padding: 1.5rem;
    color: white;
    text-align: center;
    line-height: 1.6;
}

.custom-alert-footer {
    padding: 1rem;
    text-align: center;
    border-top: 1px solid #374151;
}

.custom-alert-btn {
    background: linear-gradient(135deg, #3b82f6 born, #2563eb 100%);
    color: white;
    border: none;
    padding: 0.75rem 2rem;
    border-radius: 0.5rem;
    font-size: 1rem;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 120px;
}

.custom-alert-btn:hover {
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    transform: translateY(-2px);
}

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

/* NOTIFICACIONES TOAST */
.toast {
    position: fixed;
    top: 20px;
    right: 20px;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    padding: 1rem 1.5rem;
    border-radius: 0.5rem;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
    z-index: 10001;
    animation: slideInRight 0.3s ease-out;
    max-width: 300px;
}

.toast.error {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
}

.toast.warning {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* REDISEÑO MÓVIL COMPLETO - MEJORADO */
@media (max-width: 768px) {
    /* Resetear estilos base para móvil */
    body {
        font-size: 16px;
        line-height: 1.6;
        padding: 0;
        margin: 0;
        -webkit-text-size-adjust: 100%;
        -webkit-tap-highlight-color: transparent;
    }
    
    .container {
        padding: 1rem;
        max-width: 100%;
    }
    
    /* NAVEGACIÓN MÓVIL MEJORADA - Consolidado */
    .navbar {
        position: sticky;
        top: 0;
        left: 0;
        right: 0;
        z-index: 1000;
        background: linear-gradient(135deg, #1b1b1b 0%, #2a2a2a 100%);
        padding: 0.75rem 1rem;
        box-shadow: 0 8px 20px rgba(0,0,0,0.35);
        margin-bottom: 0;
    }

    .navbar .container {
        padding: 0;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 0.75rem;
        min-height: auto;
    }
    
    .logo {
        height: 40px;
        width: auto;
    }
    
    /* Ocultar navegación de escritorio en móvil */
    .nav-links {
        display: none !important;
    }
    
    /* Mostrar botón hamburguesa en móvil */
    .mobile-menu-btn {
        display: block !important;
        background: none;
        border: none;
        color: white;
        font-size: 1.5rem;
        cursor: pointer;
        padding: 0.5rem;
        z-index: 1001;
    }
    
    /* Menú móvil desplegable - Solo visible en móvil */
    .mobile-menu {
        position: fixed !important;
        top: 60px !important;
        left: 0 !important;
        right: 0 !important;
        width: 100% !important;
        background: #1a1a1a;
        border-top: 1px solid #333;
        display: none !important;
        visibility: visible !important;
        opacity: 1 !important;
        height: auto !important;
        overflow: visible !important;
        padding: 0 !important;
        margin: 0 !important;
        z-index: 999;
    }
    
    .mobile-menu.active {
        display: block !important;
        visibility: visible !important;
        opacity: 1 !important;
        height: auto !important;
    }
    
    .mobile-menu a {
        display: block !important;
        visibility: visible !important;
        opacity: 1 !important;
        height: auto !important;
        overflow: visible !important;
        padding: 1rem;
        color: white;
        text-decoration: none;
        border-bottom: 1px solid #333;
        font-size: 1.1rem;
        width: 100% !important;
    }
    
    .mobile-menu a:hover,
    .mobile-menu a.active {
        background: #333;
        color: var(--primary-color);
    }
    
    /* CONTENIDO PRINCIPAL CON ESPACIADO PARA NAV FIJA */
    main {
        margin-top: 80px;
        padding-bottom: 2rem;
    }
    
    /* HEADERS MEJORADOS */
    .header-section {
        text-align: center;
        margin-bottom: 2rem;
        padding: 1.5rem 1rem;
        background: linear-gradient(135deg, rgba(220, 38, 38, 0.1) 0%, rgba(139, 69, 19, 0.1) 100%);
        border-radius: 1rem;
        border: 1px solid rgba(220, 38, 38, 0.2);
    }
    
    .header-section h2 {
        font-size: 1.5rem;
        margin-bottom: 1rem;
        color: white;
    }
    
    .header-actions {
        display: flex;
        flex-direction: column;
        gap: 0.75rem;
        margin-top: 1rem;
    }
    
    .header-actions .btn {
        width: 100%;
        padding: 1rem;
        font-size: 1.1rem;
        border-radius: 0.75rem;
    }
    
    /* BÚSQUEDA MEJORADA */
    .search-section {
        margin-bottom: 2rem;
    }
    
    .search-section input {
        width: 100%;
        padding: 1rem;
        font-size: 16px;
        border: 2px solid #444;
        border-radius: 0.75rem;
        background: #2a2a2a;
        color: white;
        margin: 0;
    }
    
    .search-section input:focus {
        outline: none;
        border-color: #dc2626;
        box-shadow: 0 0 10px rgba(220, 38, 38, 0.3);
    }
    
    /* GRID DE ALUMNOS MEJORADO - NUEVO DISEÑO COMPACTO */
    .alumnos-grid {
        display: flex;
        flex-direction: column;
        gap: 1rem;
        padding: 0;
    }
    
    .alumno-card {
        background: linear-gradient(135deg, #2a2a2a 0%, #1a1a1a 100%);
        border-radius: 1rem;
        padding: 1.25rem;
        border: 2px solid rgba(255, 255, 255, 0.1);
        box-shadow: 0 2px 8px rgba(0,0,0,0.2);
        transition: all 0.2s ease;
    }
    
    .alumno-card:active {
        transform: scale(0.98);
    }

    /* HEADER COMPACTO MÓVIL */
    .card-header-new {
        margin-bottom: 1rem;
    }

    .card-status-badge {
        padding: 0.5rem 0.875rem;
        font-size: 0.8rem;
        margin-bottom: 0.625rem;
    }

    .card-name {
        font-size: 1.25rem;
        line-height: 1.4;
    }

    /* INFO COMPACTA MÓVIL */
    .card-info-compact {
        gap: 0.625rem;
    }

    .info-item-compact {
        padding: 0.375rem 0;
        font-size: 0.9rem;
    }

    .info-icon {
        font-size: 1rem;
        width: 1.25rem;
    }

    /* BOTONES MÓVIL - MÁS GRANDES Y ACCESIBLES */
    .card-actions-new {
        gap: 0.5rem;
        margin-top: 1rem;
        padding-top: 1rem;
    }

    .action-btn-new {
        min-height: 56px;
        padding: 0.625rem 0.375rem;
        border-radius: 0.625rem;
    }

    .action-btn-new .btn-icon {
        font-size: 1.25rem;
    }

    .action-btn-new .btn-text {
        font-size: 0.7rem;
    }
    
    .alumno-header {
        display: flex;
        flex-direction: column;
        gap: 0.75rem;
        margin-bottom: 1rem;
        text-align: center;
    }
    
    .alumno-nombre {
        font-size: 1.3rem;
        font-weight: bold;
        color: white;
        margin: 0;
    }
    
    .status-badge {
        padding: 0.5rem 1rem;
        border-radius: 2rem;
        font-size: 0.9rem;
        font-weight: bold;
        align-self: center;
    }
    
    .alumno-info {
        margin-bottom: 1.5rem;
    }
    
    .alumno-info p {
        margin: 0.5rem 0;
        color: #cccccc;
        font-size: 0.95rem;
    }
    
    .alumno-actions {
        display: flex;
        flex-direction: column;
        gap: 0.75rem;
    }
    
    .alumno-actions .btn {
        width: 100%;
        padding: 0.75rem;
        font-size: 1rem;
        border-radius: 0.5rem;
        min-height: 48px;
    }
    
    /* FORMULARIOS MEJORADOS */
    .form-group {
        margin-bottom: 1.5rem;
    }
    
    .form-group label {
        display: block;
        margin-bottom: 0.5rem;
        color: white;
        font-weight: bold;
        font-size: 1rem;
    }
    
    .form-group input,
    .form-group select,
    .form-group textarea {
        width: 100%;
        padding: 1rem;
        font-size: 16px;
        border: 2px solid #444;
        border-radius: 0.75rem;
        background: #2a2a2a;
        color: white;
        margin: 0;
        box-sizing: border-box;
    }
    
    .form-group input:focus,
    .form-group select:focus,
    .form-group textarea:focus {
        outline: none;
        border-color: #dc2626;
        box-shadow: 0 0 10px rgba(220, 38, 38, 0.3);
    }
    
    .form-actions {
        display: flex;
        flex-direction: column;
        gap: 0.75rem;
        margin-top: 2rem;
    }
    
    .form-actions .btn {
        width: 100%;
        padding: 1rem;
        font-size: 1.1rem;
        border-radius: 0.75rem;
        min-height: 52px;
    }
    
    /* BOTONES MEJORADOS */
    .btn {
        min-height: 52px;
        font-size: 16px;
        font-weight: bold;
        border-radius: 0.75rem;
        padding: 1rem 1.5rem;
        touch-action: manipulation;
        transition: all 0.3s ease;
        border: none;
        cursor: pointer;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 0.5rem;
    }
    
    .btn-primary {
        background: linear-gradient(135deg, #dc2626 0%, #991b1b 100%);
        color: white;
    }
    
    .btn-secondary {
        background: linear-gradient(135deg, #4b5563 0%, #374151 100%);
        color: white;
    }
    
    .btn-success {
        background: linear-gradient(135deg, #10b981 0%, #059669 100%);
        color: white;
    }
    
    .btn-danger {
        background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
        color: white;
    }
    
    /* MODALES MEJORADOS */
    .modal-content {
        margin: 2% auto;
        width: 95%;
        max-height: 95vh;
        border-radius: 1rem;
        padding: 1.5rem;
        overflow-y: auto;
    }
    
    .modal-content h2 {
        font-size: 1.5rem;
        margin-bottom: 1.5rem;
        color: white;
        text-align: center;
    }
    
    .close {
        position: absolute;
        top: 1rem;
        right: 1rem;
        font-size: 2rem;
        color: #999;
        cursor: pointer;
        z-index: 10;
    }
    
    /* QR MODAL */
    .qr-container {
        display: flex;
        justify-content: center;
        margin: 1.5rem 0;
    }
    
    /* ESTADOS MEJORADOS */
    .estado-aldia {
        border-color: #10b981 !important;
        background: linear-gradient(135deg, rgba(16, 185, 129, 0.1) 0%, rgba(5, 150, 105, 0.1) 100%) !important;
    }
    
    .estado-proximo {
        border-color: #f59e0b !important;
        background: linear-gradient(135deg, rgba(245, 158, 11, 0.1) 0%, rgba(217, 119, 6, 0.1) 100%) !important;
    }
    
    .estado-atrasado {
        border-color: #dc2626 !important;
        background: linear-gradient(135deg, rgba(220, 38, 38, 0.1) 0%, rgba(153, 27, 27, 0.1) 100%) !important;
        animation: pulse 2s infinite;
    }
    
    /* ALERTAS DE EMERGENCIA MEJORADAS */
    .alertas-emergencia {
        margin-bottom: 2rem;
        border-radius: 1rem;
        padding: 1.5rem;
        text-align: center;
        background: linear-gradient(135deg, #dc2626 0%, #991b1b 100%);
        border: 3px solid #fecaca;
        box-shadow: 0 8px 25px rgba(220, 38, 38, 0.4);
        animation: pulse 2s infinite;
    }
    
    .alertas-emergencia h2 {
        font-size: 1.5rem;
        margin-bottom: 1rem;
        color: white;
    }
    
    .alertas-emergencia p {
        font-size: 1rem;
        color: white;
        margin-bottom: 1rem;
    }
    
    .alertas-emergencia button {
        width: 100%;
        padding: 1rem;
        font-size: 1.1rem;
        border-radius: 0.75rem;
        background: #10b981;
        color: white;
        border: none;
        font-weight: bold;
    }
    
    /* MEJORAS PARA PWA */
    @media (display-mode: standalone) {
        body {
            padding-top: env(safe-area-inset-top);
            padding-bottom: env(safe-area-inset-bottom);
        }
        
        .navbar {
            padding-top: calc(0.75rem + env(safe-area-inset-top));
        }
        
        main {
            margin-top: calc(80px + env(safe-area-inset-top));
        }
    }
    
    /* INPUTS SIN ZOOM EN iOS */
    input, select, textarea {
        font-size: 16px !important;
    }
    
    /* MEJORAS ESPECÍFICAS PARA VERIFICACIÓN */
    .verificar-options {
        display: flex;
        flex-direction: column;
        gap: 1.5rem;
        margin-bottom: 2rem;
    }
    
    .option-card {
        background: linear-gradient(135deg, #2a2a2a 0%, #1a1a1a 100%);
        border-radius: 1rem;
        padding: 1.5rem;
        border: 2px solid #444;
        text-align: center;
        box-shadow: 0 4px 15px rgba(0,0,0,0.3);
    }
    
    .option-card h3 {
        font-size: 1.2rem;
        margin-bottom: 1rem;
        color: white;
    }
    
    .option-card p {
        color: #cccccc;
        margin-bottom: 1rem;
        font-size: 0.95rem;
    }
    
    .option-card .btn {
        width: 100%;
        margin-top: 1rem;
        min-height: 48px;
        font-size: 1rem;
        border-radius: 0.75rem;
    }
    
    /* ESCÁNER QR MEJORADO PARA MÓVILES */
    .scanner-overlay {
        margin: 1rem 0;
        border-radius: 1rem;
        overflow: hidden;
        box-shadow: 0 8px 25px rgba(0,0,0,0.4);
    }
    
    .scanner-frame {
        height: 280px;
        position: relative;
    }
    
    .scanner-corners {
        z-index: 15;
    }
    
    .corner {
        width: 30px;
        height: 30px;
        border-width: 3px;
    }
    
    .scanner-instructions {
        background: rgba(0,0,0,0.9);
        padding: 1rem;
        font-size: 0.9rem;
    }
    
    .scanner-instructions p {
        margin: 0.3rem 0;
        font-weight: 500;
    }
    
    /* RESULTADO DE VERIFICACIÓN */
    .resultado-container {
        margin-top: 2rem;
    }
    
    .resultado-card {
        background: white;
        border-radius: 1rem;
        overflow: hidden;
        box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
    }
    
    .resultado-header {
        text-align: center;
        margin-bottom: 1.5rem;
        padding: 1.5rem;
    }
    
    .status-icon {
        font-size: 3rem;
        margin-bottom: 1rem;
    }
    
    .resultado-body {
        padding: 1.5rem;
        display: flex;
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .info-section {
        background: #f8f9fa;
        padding: 1rem;
        border-radius: 0.75rem;
        border-left: 3px solid #dc2626;
    }
    
    .info-section h4 {
        font-size: 1rem;
        margin-bottom: 0.75rem;
        color: #dc2626;
    }
    
    .info-row {
        display: flex;
        justify-content: space-between;
        padding: 0.5rem 0;
        border-bottom: 1px solid #e5e7eb;
    }
    
    .info-row:last-child {
        border-bottom: none;
    }
    
    .info-row .label {
        font-weight: bold;
        color: #374151;
        font-size: 0.9rem;
    }
    
    .info-row .value {
        color: #6b7280;
        font-size: 0.9rem;
    }
    
    .qr-section {
        background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
        padding: 1rem;
        border-radius: 0.75rem;
        border: 2px solid #dc2626;
        text-align: center;
    }
    
    .qr-section h4 {
        font-size: 1rem;
        margin-bottom: 0.75rem;
        color: #dc2626;
    }
    
    .qr-display {
        background: white;
        padding: 0.75rem;
        border-radius: 0.5rem;
        margin: 0.75rem 0;
        display: inline-block;
        box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
        border: 2px solid #dc2626;
    }
    
    .qr-info {
        margin-top: 0.75rem;
    }
    
    .qr-info p {
        margin: 0.25rem 0;
        color: #374151;
        font-size: 0.8rem;
    }
    
    .resultado-footer {
        padding: 1rem 1.5rem;
        background: #f8f9fa;
        display: flex;
        flex-direction: column;
        gap: 0.75rem;
    }
    
    .resultado-footer .btn {
        width: 100%;
        padding: 0.75rem;
        font-size: 0.9rem;
        border-radius: 0.5rem;
    }
    
    /* FILTROS MEJORADOS */
    .filter-buttons {
        display: flex;
        flex-direction: column;
        gap: 0.75rem;
        margin-bottom: 2rem;
    }
    
    .filter-btn {
        width: 100%;
        padding: 1rem;
        font-size: 1rem;
        border-radius: 0.75rem;
        background: #4b5563;
        color: white;
        border: none;
        font-weight: bold;
    }
    
    .filter-btn.active {
        background: #dc2626;
    }
    
    /* ADMIN ESPECÍFICO */
    .admin-stats {
        display: flex;
        flex-direction: column;
        gap: 1rem;
        margin-bottom: 2rem;
    }
    
    .stat-card {
        background: linear-gradient(135deg, #2a2a2a 0%, #1a1a1a 100%);
        border-radius: 1rem;
        padding: 1.5rem;
        text-align: center;
        border: 2px solid #444;
    }
    
    .stat-number {
        font-size: 2rem;
        font-weight: bold;
        margin-bottom: 0.5rem;
        color: white;
    }
    
    .stat-label {
        color: #cccccc;
        font-size: 0.95rem;
    }
    
    .quick-actions {
        display: flex;
        flex-direction: column;
        gap: 1rem;
        margin-bottom: 2rem;
    }
    
    .quick-action-btn {
        background: linear-gradient(135deg, #2a2a2a 0%, #1a1a1a 100%);
        border: 2px solid #444;
        border-radius: 1rem;
        padding: 1.5rem;
        text-align: center;
        text-decoration: none;
        color: white;
        transition: all 0.3s ease;
    }
    
    .quick-action-btn:hover {
        border-color: #dc2626;
        transform: translateY(-2px);
    }
    
    .quick-action-btn .icon {
        font-size: 2rem;
        margin-bottom: 0.75rem;
    }
    
    .quick-action-btn .title {
        font-size: 1.1rem;
        font-weight: bold;
        margin-bottom: 0.5rem;
    }
    
    .quick-action-btn .desc {
        font-size: 0.9rem;
        color: #cccccc;
    }
    
    /* NOTIFICACIONES MEJORADAS */
    .notification {
        position: fixed;
        top: 90px;
        left: 1rem;
        right: 1rem;
        background: #dc2626;
        color: white;
        padding: 1rem;
        border-radius: 0.75rem;
        text-align: center;
        font-weight: bold;
        z-index: 10000;
        animation: slideIn 0.3s ease;
    }
}