/* ============================================
   Event Registration Form - Scoped & Optimized Styles
   Solo afecta al formulario de registro de eventos
   ============================================ */

/* Scope específico: todo dentro de .event-registration-container */
.event-registration-container {
    /* Variables CSS */
    --primary-gold: #ffbb00;
    --primary-navy: #182945;
    --gold-light: #ffd54f;
    --navy-light: #2c3e5f;
    --white: #ffffff;
    --gray-light: #f8f9fa;
    --gray-medium: #e9ecef;
    --gray-dark: #6c757d;
    --success: #28a745;
    --danger: #dc3545;
    --warning: #ffc107;
}

/* Ocultar navegación solo en el formulario */
.event-registration-container #o_main_nav,
.event-registration-container .o_main_nav.container,
.event-registration-container .navbar-toggler-icon {
    display: none !important;
}

/* ============================================
   HEADER
   ============================================ */
.event-registration-container .text-center.mb-4 h1 {
    color: var(--primary-navy);
    font-weight: 700;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.1);
}

/* ============================================
   CARDS
   ============================================ */
.event-registration-container .card {
    border: none;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.07);
    overflow: hidden;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.event-registration-container .card:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.1);
}

/* Card Headers */
.event-registration-container .card-header {
    padding: 1.25rem 1.5rem;
    border: none;
}

.event-registration-container .card-header h5 {
    font-weight: 600;
    margin: 0;
    display: flex;
    align-items: center;
}

.event-registration-container .card-header .bi {
    margin-right: 0.75rem;
    font-size: 1.3rem;
}

/* Navy Blue Headers */
.event-registration-container .card-header.bg-primary,
.event-registration-container .card-header.bg-secondary,
.event-registration-container .card-header.bg-success {
    background: linear-gradient(135deg, var(--primary-navy) 0%, var(--navy-light) 100%) !important;
}

.event-registration-container .card-header.bg-primary h5,
.event-registration-container .card-header.bg-secondary h5,
.event-registration-container .card-header.bg-success h5 {
    color: var(--white);
}

.event-registration-container .card-header.bg-primary .bi,
.event-registration-container .card-header.bg-secondary .bi,
.event-registration-container .card-header.bg-success .bi {
    color: var(--primary-gold);
}

/* Gold Headers */
.event-registration-container .card-header.bg-info,
.event-registration-container .card-header.bg-warning {
    background: linear-gradient(135deg, var(--primary-gold) 0%, var(--gold-light) 100%) !important;
}

.event-registration-container .card-header.bg-info h5,
.event-registration-container .card-header.bg-warning h5 {
    color: var(--primary-navy);
}

.event-registration-container .card-header.bg-info .bi,
.event-registration-container .card-header.bg-warning .bi {
    color: var(--primary-navy);
}

/* Light Header */
.event-registration-container .card-header.bg-light {
    background: linear-gradient(135deg, var(--gray-light) 0%, var(--gray-medium) 100%) !important;
    border-bottom: 3px solid var(--primary-gold);
}

.event-registration-container .card-header.bg-light h5 {
    color: var(--primary-navy);
}

.event-registration-container .card-header.bg-light .bi {
    color: var(--primary-gold);
}

/* Card Body */
.event-registration-container .card-body {
    padding: 1.5rem 2rem;
    background-color: var(--white);
}

/* ============================================
   FORM ELEMENTS
   ============================================ */
.event-registration-container .form-label {
    color: var(--primary-navy);
    font-weight: 600;
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.event-registration-container .form-control,
.event-registration-container .form-select {
    border: 2px solid var(--gray-medium);
    border-radius: 8px;
    padding: 0.75rem 1rem;
    font-size: 0.95rem;
    transition: all 0.3s ease;
}

.event-registration-container .form-control:focus,
.event-registration-container .form-select:focus {
    border-color: var(--primary-gold);
    box-shadow: 0 0 0 0.2rem rgba(255, 187, 0, 0.15);
    outline: none;
}

.event-registration-container textarea.form-control {
    resize: vertical;
    min-height: 120px;
}

/* Checkboxes and Radios */
.event-registration-container .form-check-input {
    width: 1.25rem;
    height: 1.25rem;
    border: 2px solid var(--primary-navy);
    margin-top: 0.15rem;
}

.event-registration-container .form-check-input:checked {
    background-color: var(--primary-gold);
    border-color: var(--primary-gold);
}

.event-registration-container .form-check-input:focus {
    border-color: var(--primary-gold);
    box-shadow: 0 0 0 0.2rem rgba(255, 187, 0, 0.15);
}

.event-registration-container .form-check-label {
    color: var(--primary-navy);
    font-size: 0.95rem;
    margin-left: 0.5rem;
}

/* ============================================
   BUTTONS
   ============================================ */
.event-registration-container .btn-primary {
    background: linear-gradient(135deg, var(--primary-navy) 0%, var(--navy-light) 100%);
    border: none;
    color: var(--white);
    font-weight: 600;
    padding: 0.875rem 2.5rem;
    border-radius: 50px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 6px rgba(24, 41, 69, 0.2);
}

.event-registration-container .btn-primary:hover {
    background: linear-gradient(135deg, var(--navy-light) 0%, var(--primary-navy) 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(24, 41, 69, 0.3);
}

.event-registration-container .btn-primary .bi {
    margin-right: 0.5rem;
    color: var(--primary-gold);
}

.event-registration-container .btn-primary:disabled {
    background: linear-gradient(135deg, #6c757d 0%, #5a6268 100%);
    cursor: not-allowed;
    opacity: 0.6;
}

.event-registration-container .btn-outline-primary {
    color: var(--primary-navy);
    border: 2px solid var(--primary-navy);
    background-color: transparent;
    font-weight: 600;
    padding: 0.5rem 1.25rem;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.event-registration-container .btn-outline-primary:hover {
    background-color: var(--primary-navy);
    color: var(--white);
    border-color: var(--primary-navy);
}

.event-registration-container .btn-outline-primary .bi {
    margin-right: 0.5rem;
    color: var(--primary-gold);
}

.event-registration-container .btn-outline-danger {
    color: var(--danger);
    border: 2px solid var(--danger);
    background-color: transparent;
    font-weight: 600;
    padding: 0.375rem 0.75rem;
    border-radius: 6px;
    transition: all 0.3s ease;
}

.event-registration-container .btn-outline-danger:hover {
    background-color: var(--danger);
    color: var(--white);
    border-color: var(--danger);
    transform: scale(1.1);
    box-shadow: 0 2px 8px rgba(220, 53, 69, 0.3);
}

/* ============================================
   COAUTORES
   ============================================ */
.event-registration-container #coauthorsContainer > div {
    background-color: var(--gray-light);
    border: 2px solid var(--gray-medium) !important;
    border-left: 4px solid var(--primary-gold) !important;
    border-radius: 12px;
    padding: 1.25rem;
    margin-bottom: 1rem;
    transition: all 0.3s ease;
    animation: slideIn 0.3s ease;
}

.event-registration-container #coauthorsContainer > div:hover {
    border-color: var(--primary-gold) !important;
    box-shadow: 0 4px 12px rgba(255, 187, 0, 0.15) !important;
    transform: translateX(2px);
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================
   VALIDACIÓN
   ============================================ */
.event-registration-container .form-control.is-invalid,
.event-registration-container .form-select.is-invalid {
    border-color: var(--danger) !important;
    border-width: 2px;
    padding-right: calc(1.5em + 0.75rem);
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12' width='12' height='12' fill='none' stroke='%23dc3545'%3e%3ccircle cx='6' cy='6' r='4.5'/%3e%3cpath stroke-linejoin='round' d='M5.8 3.6h.4L6 6.5z'/%3e%3ccircle cx='6' cy='8.2' r='.6' fill='%23dc3545' stroke='none'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right calc(0.375em + 0.1875rem) center;
    background-size: calc(0.75em + 0.375rem) calc(0.75em + 0.375rem);
}

.event-registration-container .form-control.is-invalid:focus,
.event-registration-container .form-select.is-invalid:focus {
    border-color: var(--danger) !important;
    box-shadow: 0 0 0 0.25rem rgba(220, 53, 69, 0.25) !important;
}

.event-registration-container .form-control.is-valid,
.event-registration-container .form-select.is-valid {
    border-color: var(--success) !important;
    border-width: 2px;
    padding-right: calc(1.5em + 0.75rem);
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 8 8'%3e%3cpath fill='%23198754' d='M2.3 6.73L.6 4.53c-.4-1.04.46-1.4 1.1-.8l1.1 1.4 3.4-3.8c.6-.63 1.6-.27 1.2.7l-4 4.6c-.43.5-.8.4-1.1.1z'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right calc(0.375em + 0.1875rem) center;
    background-size: calc(0.75em + 0.375rem) calc(0.75em + 0.375rem);
}

.event-registration-container .form-control.is-valid:focus,
.event-registration-container .form-select.is-valid:focus {
    border-color: var(--success) !important;
    box-shadow: 0 0 0 0.25rem rgba(25, 135, 84, 0.25) !important;
}

/* Asterisco para campos requeridos */
.event-registration-container .form-label:has(+ .required-field)::after,
.event-registration-container .form-label:has(+ input[required])::after,
.event-registration-container .form-label:has(+ textarea[required])::after,
.event-registration-container .form-label:has(+ select[required])::after,
.event-registration-container .form-label:has(+ div input[required])::after,
.event-registration-container .form-label:has(+ .iti input[required])::after {
    content: " *";
    color: var(--danger);
    font-weight: bold;
    margin-left: 2px;
}

/* ============================================
   ALERTAS (scope global para toasts)
   ============================================ */
.modern-alert-toast {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
    min-width: 350px;
    max-width: 500px;
    box-shadow: 0 6px 24px rgba(0,0,0,0.2);
    border-radius: 12px;
    animation: slideInRight 0.4s ease-out;
    border: none !important;
}

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

/* ============================================
   TELÉFONO INTERNACIONAL
   ============================================ */
.event-registration-container .iti {
    display: block;
    width: 100%;
}

.event-registration-container .iti__flag-container {
    z-index: 2;
}

.event-registration-container .iti__selected-flag {
    padding: 0 8px 0 12px;
}

.event-registration-container .form-control.iti__input {
    padding-left: 52px;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
    .event-registration-container .card-body {
        padding: 1.25rem 1rem;
    }

    .event-registration-container .card-header {
        padding: 1rem !important;
    }

    .event-registration-container .card-header h5 {
        font-size: 1rem;
    }

    .event-registration-container .btn-primary {
        width: 100%;
        padding: 1rem 2rem;
    }

    .event-registration-container #coauthorsContainer > div {
        padding: 1rem;
    }

    .modern-alert-toast {
        top: 10px !important;
        right: 10px !important;
        left: 10px !important;
        min-width: auto;
        max-width: none;
    }
}

/* ============================================
   ACCESSIBILITY
   ============================================ */
.event-registration-container *:focus-visible {
    outline: 3px solid var(--primary-gold);
    outline-offset: 2px;
}