/* Formulario de Postulación - Diseño Moderno y Minimalista */

/* Variables CSS para consistencia */
:root {
    --primary-color: #0E0F5E;
    --primary-light: #1a1b7a;
    --primary-dark: #0a0b4a;
    --accent-color: #4f46e5;
    --success-color: #10b981;
    --error-color: #ef4444;
    --warning-color: #f59e0b;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-light: #9ca3af;
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-tertiary: #f3f4f6;
    --border-color: #e5e7eb;
    --border-focus: #3b82f6;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Animación para los mensajes de RUT */
@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Estilos para botón deshabilitado */
.submit-btn:disabled {
    background: linear-gradient(135deg, #bdc3c7, #95a5a6) !important;
    cursor: not-allowed !important;
    transform: none !important;
    box-shadow: none !important;
}

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

/* Reset y base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: url('../img/fondo.svg') center/cover no-repeat fixed;
    background-color: #f0f2f5;
    min-height: 100vh;
    padding: 2rem 1rem;
    line-height: 1.6;
    color: var(--text-primary);
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Contenedor principal */
.container {
    max-width: 1000px;
    margin: 0 auto;
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    position: relative;
    animation: slideUp 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Header moderno */
.header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    color: white;
    padding: 3rem 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('../img/fondo.svg') center/cover;
    opacity: 0.1;
    z-index: 1;
}

.header > * {
    position: relative;
    z-index: 2;
}

.header-logo {
    width: 120px;
    height: auto;
    margin-bottom: 1.5rem;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.2));
    animation: logoFloat 3s ease-in-out infinite;
}

@keyframes logoFloat {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-5px); }
}

.header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    letter-spacing: -0.025em;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.header h1 i {
    margin-right: 0.75rem;
    color: #fbbf24;
}

/* Contenedor del formulario */
.form-container {
    padding: 3rem 2rem;
    background: var(--bg-primary);
}

/* Grupos de formulario */
.form-group {
    margin-bottom: 2rem;
    animation: fadeInUp 0.5s ease-out;
    animation-fill-mode: both;
}

.form-group:nth-child(1) { animation-delay: 0.1s; }
.form-group:nth-child(2) { animation-delay: 0.2s; }
.form-group:nth-child(3) { animation-delay: 0.3s; }
.form-group:nth-child(4) { animation-delay: 0.4s; }
.form-group:nth-child(5) { animation-delay: 0.5s; }

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

/* Labels modernos */
.form-group label {
    display: flex;
    align-items: center;
    margin-bottom: 0.75rem;
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.95rem;
    letter-spacing: 0.025em;
}

.form-group label i {
    margin-right: 0.5rem;
    color: var(--primary-color);
    font-size: 1.1rem;
}

.required {
    color: var(--error-color);
    margin-left: 0.25rem;
}

/* Mejoras en la tipografía y espaciado */
.form-group {
    margin-bottom: 2rem;
}

.form-group:last-child {
    margin-bottom: 0;
}

.form-group label {
    display: block;
    margin-bottom: 0.75rem;
    font-weight: 600;
    color: var(--text-primary);
    font-size: 1rem;
    line-height: 1.4;
}

.form-group .help-text {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-top: 0.5rem;
    line-height: 1.4;
}

.form-group .help-text.error {
    color: var(--error-color);
    font-weight: 500;
}

.form-group .help-text.success {
    color: var(--success-color);
    font-weight: 500;
}

/* Estilos para campos de entrada mejorados */
.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="tel"],
.form-group input[type="date"],
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 1rem 1.25rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 1rem;
    background: var(--bg-primary);
    color: var(--text-primary);
    transition: var(--transition);
    font-family: inherit;
    line-height: 1.5;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
    background: var(--bg-primary);
}

.form-group input:invalid:not(:focus),
.form-group select:invalid:not(:focus) {
    border-color: var(--error-color);
}

.form-group input:valid:not(:focus):not(:placeholder-shown),
.form-group select:valid:not(:focus) {
    border-color: var(--success-color);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-light);
    transition: var(--transition);
}

.form-group input:focus::placeholder,
.form-group textarea:focus::placeholder {
    opacity: 0.7;
    transform: translateX(4px);
}

/* Textarea específico */
.form-group textarea {
    resize: vertical;
    min-height: 120px;
    line-height: 1.6;
}

/* Form row para campos en línea */
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

@media (max-width: 768px) {
    .form-row {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .radio-group {
        flex-direction: column;
        gap: 1rem;
    }
    
    .radio-option {
        min-width: auto;
        justify-content: flex-start;
    }
    
    .form-group {
        margin-bottom: 1.5rem;
    }
}

/* Estilos específicos para campos de fecha */
.date-input {
    position: relative;
}

.date-input input[type="date"] {
    width: 100%;
    padding: 1rem 1.25rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 1rem;
    background: var(--bg-primary);
    color: var(--text-primary);
    transition: var(--transition);
    font-family: inherit;
}

.date-input input[type="date"]:focus {
    outline: none;
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
    background: var(--bg-primary);
}

.date-input input[type="date"]:invalid {
    border-color: var(--error-color);
}

.date-input input[type="date"]:valid {
    border-color: var(--success-color);
}

/* Estilos para radio buttons mejorados */
.radio-group {
    display: flex;
    gap: 1.5rem;
    margin-top: 0.75rem;
    flex-wrap: wrap;
}

.radio-option {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    cursor: pointer;
    padding: 0.75rem 1rem;
    border-radius: var(--radius-md);
    transition: var(--transition);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    min-width: 120px;
    justify-content: center;
}

.radio-option:hover {
    background: var(--bg-tertiary);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.radio-option input[type="radio"] {
    appearance: none;
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    border-radius: 50%;
    position: relative;
    cursor: pointer;
    transition: var(--transition);
    background: var(--bg-primary);
}

.radio-option input[type="radio"]:checked {
    border-color: var(--primary-color);
    background: var(--primary-color);
}

.radio-option input[type="radio"]:checked::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: white;
}

.radio-option input[type="radio"]:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(14, 15, 94, 0.1);
}

.radio-option label {
    cursor: pointer;
    font-weight: 500;
    color: var(--text-primary);
    font-size: 0.95rem;
    margin: 0;
}

.radio-option input[type="radio"]:checked + label {
    color: var(--primary-color);
}

/* Estilos para campos condicionales */
.conditional-field {
    transition: var(--transition);
    overflow: hidden;
}

.conditional-field[style*="display: none"] {
    opacity: 0;
    max-height: 0;
    margin: 0;
    padding: 0;
}

.conditional-field:not([style*="display: none"]) {
    opacity: 1;
    max-height: none;
    animation: fadeInUp 0.3s ease-out;
}

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

/* Contador de caracteres */
.character-counter {
    text-align: right;
    margin-top: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* Subida de archivos moderna */
.file-upload {
    position: relative;
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-lg);
    background: var(--bg-secondary);
    transition: var(--transition);
    overflow: hidden;
}

.file-upload:hover {
    border-color: var(--primary-color);
    background: var(--bg-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.file-upload.dragover {
    border-color: var(--accent-color);
    background: rgba(79, 70, 229, 0.05);
    transform: scale(1.02);
}

.file-upload input[type="file"] {
    position: absolute;
    opacity: 0;
    width: 100%;
    height: 100%;
    cursor: pointer;
    z-index: 2;
}

.file-upload-label {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem 2rem;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    z-index: 1;
}

.file-upload-label i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    transition: var(--transition);
}

.file-upload:hover .file-upload-label i {
    transform: scale(1.1);
    color: var(--accent-color);
}

.file-upload-label strong {
    font-size: 1.25rem;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.file-upload-label .file-name {
    color: var(--text-secondary);
    font-size: 1rem;
    margin-bottom: 0.75rem;
}

.file-upload-label small {
    color: var(--text-light);
    font-size: 0.875rem;
    line-height: 1.4;
}

/* Lista de archivos seleccionados */
.selected-files-list {
    margin-top: 1rem;
    padding: 0;
}

.file-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.25rem;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    margin-bottom: 0.75rem;
    transition: var(--transition);
    animation: slideInRight 0.3s ease-out;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.file-item:hover {
    box-shadow: var(--shadow-sm);
    transform: translateY(-1px);
}

.file-item .file-name {
    flex: 1;
    color: var(--text-primary);
    font-weight: 500;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
}

.file-item .file-name::before {
    content: '📄';
    margin-right: 0.75rem;
    font-size: 1.25rem;
}

.remove-file-btn {
    background: var(--error-color);
    color: white;
    border: none;
    border-radius: 50%;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 1.25rem;
    font-weight: bold;
    transition: var(--transition);
    flex-shrink: 0;
    z-index: 10;
    position: relative;
    pointer-events: auto;
}

.remove-file-btn:hover {
    background: #dc2626;
    transform: scale(1.1);
    box-shadow: var(--shadow-sm);
}

/* Asegurar que el input file no interfiera con los botones de eliminación */
.file-upload.has-files input[type="file"] {
    pointer-events: none;
}

.file-upload.has-files .file-upload-label {
    pointer-events: none;
}

/* Permitir interacción solo con los botones de eliminación cuando hay archivos */
.file-upload.has-files .remove-file-btn {
    pointer-events: auto;
}

/* Estilos para archivos múltiples mejorados */
.selected-file-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.25rem;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    margin-bottom: 0.75rem;
    transition: var(--transition);
    animation: slideInRight 0.3s ease-out;
    position: relative;
}

.selected-file-item:hover {
    box-shadow: var(--shadow-sm);
    transform: translateY(-1px);
}

.file-info {
    display: flex;
    align-items: center;
    flex: 1;
    gap: 1rem;
}

.file-info i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.file-details {
    flex: 1;
}

.file-details .file-name {
    color: var(--text-primary);
    font-weight: 500;
    font-size: 0.95rem;
    margin-bottom: 0.25rem;
}

.file-details .file-size {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.remove-file {
    background: var(--error-color);
    color: white;
    border: none;
    border-radius: 50%;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 1rem;
    transition: var(--transition);
    flex-shrink: 0;
    z-index: 10;
    position: relative;
    pointer-events: auto;
}

.remove-file:hover {
    background: #dc2626;
    transform: scale(1.1);
    box-shadow: var(--shadow-sm);
}

/* Botón de envío moderno */
.submit-btn {
    width: 100%;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    color: white;
    border: none;
    padding: 1.25rem 2rem;
    font-size: 1.125rem;
    font-weight: 600;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    margin-top: 2rem;
    position: relative;
    overflow: hidden;
}

.submit-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;
}

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

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--accent-color) 100%);
}

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

.submit-btn i {
    font-size: 1.25rem;
}

/* Mensajes de estado */
.error-message,
.success-message {
    padding: 1rem 1.25rem;
    border-radius: var(--radius-md);
    margin-bottom: 1.5rem;
    font-weight: 500;
    display: none;
    animation: slideDown 0.3s ease-out;
}

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

.error-message {
    background: rgba(239, 68, 68, 0.1);
    color: var(--error-color);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.success-message {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success-color);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

/* Loading overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    z-index: 9998;
    display: none;
}

/* 3D tower loader made by: csozi | Website: www.csozi.hu*/
.loader {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 9999;
    display: none;
    scale: 3;
    height: 50px;
    width: 40px;
}

.box {
    position: relative;
    opacity: 0;
    left: 10px;
}

.side-left {
    position: absolute;
    background-color: #286cb5;
    width: 19px;
    height: 5px;
    transform: skew(0deg, -25deg);
    top: 14px;
    left: 10px;
}

.side-right {
    position: absolute;
    background-color: #2f85e0;
    width: 19px;
    height: 5px;
    transform: skew(0deg, 25deg);
    top: 14px;
    left: -9px;
}

.side-top {
    position: absolute;
    background-color: #5fa8f5;
    width: 20px;
    height: 20px;
    rotate: 45deg;
    transform: skew(-20deg, -20deg);
}

.box-1 {
    animation: from-left 4s infinite;
}

.box-2 {
    animation: from-right 4s infinite;
    animation-delay: 1s;
}

.box-3 {
    animation: from-left 4s infinite;
    animation-delay: 2s;
}

.box-4 {
    animation: from-right 4s infinite;
    animation-delay: 3s;
}

@keyframes from-left {
    0% {
        z-index: 20;
        opacity: 0;
        translate: -20px -6px;
    }

    20% {
        z-index: 10;
        opacity: 1;
        translate: 0px 0px;
    }

    40% {
        z-index: 9;
        translate: 0px 4px;
    }

    60% {
        z-index: 8;
        translate: 0px 8px;
    }

    80% {
        z-index: 7;
        opacity: 1;
        translate: 0px 12px;
    }

    100% {
        z-index: 5;
        translate: 0px 30px;
        opacity: 0;
    }
}

@keyframes from-right {
    0% {
        z-index: 20;
        opacity: 0;
        translate: 20px -6px;
    }

    20% {
        z-index: 10;
        opacity: 1;
        translate: 0px 0px;
    }

    40% {
        z-index: 9;
        translate: 0px 4px;
    }

    60% {
        z-index: 8;
        translate: 0px 8px;
    }

    80% {
        z-index: 7;
        opacity: 1;
        translate: 0px 12px;
    }

    100% {
        z-index: 5;
        translate: 0px 30px;
        opacity: 0;
    }
}

/* Modal de Derechos Municipales */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.modal-overlay.show {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    max-width: 600px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    transform: scale(0.9) translateY(20px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.modal-overlay.show .modal-content {
    transform: scale(1) translateY(0);
}

.modal-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    color: white;
    padding: 2rem;
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    position: relative;
    text-align: center;
}

.modal-header h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}

.modal-header h2 i {
    font-size: 1.75rem;
    color: #fbbf24;
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: white;
    font-size: 1.5rem;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    backdrop-filter: blur(10px);
}

.modal-close:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.1);
}

.modal-body {
    padding: 2rem;
}

/* Municipal Info Section */
.municipal-info {
    margin-bottom: 1.5rem;
}

.section-title {
    color: var(--primary-color);
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding-bottom: 0.75rem;
    border-bottom: 3px solid var(--primary-color);
    text-align: center;
    justify-content: center;
}

.section-title i {
    font-size: 1.3rem;
    color: var(--accent-color);
}

.rights-section {
    margin-bottom: 2rem;
}

.rights-section:last-of-type {
    margin-bottom: 1.5rem;
}

.rights-section h3 {
    color: var(--primary-color);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--border-color);
}

.rights-section h3 i {
    font-size: 1.1rem;
    color: var(--accent-color);
}

.rights-item {
    background: var(--bg-secondary);
    padding: 1rem 1.25rem;
    margin-bottom: 0.75rem;
    border-radius: var(--radius-md);
    border-left: 4px solid var(--primary-color);
    transition: var(--transition);
    font-size: 0.95rem;
    line-height: 1.5;
}

.rights-item:hover {
    background: var(--bg-tertiary);
    transform: translateX(4px);
    box-shadow: var(--shadow-sm);
}

.rights-item:last-child {
    margin-bottom: 0;
}

.rights-item strong {
    color: var(--text-primary);
    font-weight: 600;
}

.utm-value {
    background: linear-gradient(135deg, var(--success-color), #059669);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.9rem;
    display: inline-block;
    margin-left: 0.5rem;
    box-shadow: 0 2px 4px rgba(16, 185, 129, 0.2);
}

.modal-note {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.1), rgba(217, 119, 6, 0.1));
    border: 1px solid rgba(245, 158, 11, 0.3);
    border-radius: var(--radius-md);
    padding: 1.25rem;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-top: 1.5rem;
}

.modal-note i {
    color: var(--warning-color);
    font-size: 1.25rem;
    margin-top: 0.125rem;
    flex-shrink: 0;
}

.modal-note p {
    color: var(--text-primary);
    margin: 0;
    font-size: 0.95rem;
    line-height: 1.5;
    font-weight: 500;
}

/* Deadline Section Styles */
.deadline-section {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.1), rgba(220, 38, 38, 0.1));
    border: 2px solid rgba(239, 68, 68, 0.3);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    margin-bottom: 2rem;
    text-align: center;
}

.deadline-section h3 {
    color: #dc2626;
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.deadline-section h3 i {
    font-size: 1.2rem;
    color: #ef4444;
}

.deadline-item {
    background: rgba(239, 68, 68, 0.1);
    padding: 1rem 1.5rem;
    border-radius: var(--radius-sm);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.deadline-item i {
    color: #dc2626;
    font-size: 1.1rem;
}

.deadline-item strong {
    color: #dc2626;
    font-size: 1.1rem;
    font-weight: 700;
}

.deadline-note {
    color: #7f1d1d;
    font-size: 0.9rem;
    font-weight: 600;
    margin: 0;
    font-style: italic;
}

.modal-footer {
    padding: 1.5rem 2rem 2rem;
    text-align: center;
    border-top: 1px solid var(--border-color);
}

.modal-btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    color: white;
    border: none;
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    position: relative;
    overflow: hidden;
    min-width: 150px;
    justify-content: center;
}

.modal-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;
}

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

.modal-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--accent-color) 100%);
}

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

.modal-btn-primary i {
    font-size: 1.1rem;
}

/* Responsive para el modal */
@media (max-width: 768px) {
    .modal-content {
        width: 95%;
        max-height: 85vh;
    }
    
    .modal-header {
        padding: 1.5rem;
    }
    
    .modal-header h2 {
        font-size: 1.25rem;
    }
    
    .modal-body {
        padding: 1.5rem;
    }
    
    .modal-footer {
        padding: 1rem 1.5rem 1.5rem;
    }
    
    .rights-item {
        padding: 0.875rem 1rem;
        font-size: 0.9rem;
    }
    
    .utm-value {
        display: block;
        margin-left: 0;
        margin-top: 0.5rem;
        text-align: center;
        width: fit-content;
    }
}

@media (max-width: 480px) {
    .modal-content {
        width: 98%;
        margin: 1rem;
    }
    
    .modal-header h2 {
        font-size: 1.1rem;
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .rights-section h3 {
        font-size: 1.1rem;
        flex-direction: column;
        align-items: flex-start;
        gap: 0.25rem;
    }
    
    .modal-note {
        flex-direction: column;
        gap: 0.75rem;
        text-align: center;
    }
    
    .modal-note i {
        align-self: center;
    }
}

/* Responsive design */
@media (max-width: 768px) {
    body {
        padding: 1rem 0.5rem;
    }
    
    .container {
        margin: 0;
        border-radius: var(--radius-lg);
    }
    
    .header {
        padding: 2rem 1.5rem;
    }
    
    .header h1 {
        font-size: 2rem;
    }
    
    .form-container {
        padding: 2rem 1.5rem;
    }
    
    .file-upload-label {
        padding: 2rem 1rem;
    }
    
    .file-upload-label i {
        font-size: 2.5rem;
    }
    
    .date-input input[type="date"] {
        padding: 0.875rem 1rem;
        font-size: 0.95rem;
    }
    
    .radio-option {
        padding: 0.625rem 0.875rem;
    }
    
    .radio-option label {
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .header h1 {
        font-size: 1.75rem;
    }
    
    .form-container {
        padding: 1.5rem 1rem;
    }
    
    .form-group {
        margin-bottom: 1.5rem;
    }
    
    .file-upload-label {
        padding: 1.5rem 0.75rem;
    }
}

/* Mejoras de accesibilidad */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus visible para navegación por teclado */
.form-group input:focus-visible,
.form-group select:focus-visible,
.form-group textarea:focus-visible,
.submit-btn:focus-visible,
.remove-file-btn:focus-visible {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

/* Estados de validación */
.form-group.error input,
.form-group.error select,
.form-group.error textarea {
    border-color: var(--error-color);
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.form-group.success input,
.form-group.success select,
.form-group.success textarea {
    border-color: var(--success-color);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

/* Indicadores de progreso sutiles */
.form-progress {
    position: absolute;
    top: 0;
    left: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    transition: width 0.3s ease;
    border-radius: 0 0 var(--radius-sm) var(--radius-sm);
}

/* Modal de Éxito */
.success-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.success-modal-overlay.show {
    opacity: 1;
    visibility: visible;
}

.success-modal {
    background: white;
    border-radius: var(--radius-xl);
    padding: 3rem 2.5rem;
    max-width: 500px;
    width: 90%;
    text-align: center;
    box-shadow: var(--shadow-xl);
    transform: scale(0.9) translateY(20px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.success-modal-overlay.show .success-modal {
    transform: scale(1) translateY(0);
}

.success-modal::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--success-color), #34d399);
}

.success-icon {
    margin-bottom: 1.5rem;
    display: flex;
    justify-content: center;
    animation: successBounce 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55) 0.3s both;
}

.success-modal h2 {
    color: var(--text-primary);
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.3;
}

.success-modal p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 1rem;
    line-height: 1.5;
}

.redirect-info {
    font-size: 0.95rem !important;
    color: var(--text-light) !important;
    font-style: italic;
    margin-bottom: 2rem !important;
}

.success-actions {
    margin-top: 2rem;
}

.success-actions .btn-primary {
    background: linear-gradient(135deg, var(--success-color), #34d399);
    color: white;
    border: none;
    padding: 0.875rem 2rem;
    border-radius: var(--radius-lg);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
    text-decoration: none;
    display: inline-block;
}

.success-actions .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.4);
    background: linear-gradient(135deg, #059669, var(--success-color));
}

.success-actions .btn-primary:active {
    transform: translateY(0);
}

@keyframes successBounce {
    0% {
        transform: scale(0) rotate(-180deg);
        opacity: 0;
    }
    50% {
        transform: scale(1.1) rotate(-90deg);
        opacity: 0.8;
    }
    100% {
        transform: scale(1) rotate(0deg);
        opacity: 1;
    }
}

/* Responsive para el modal */
@media (max-width: 640px) {
    .success-modal {
        padding: 2rem 1.5rem;
        margin: 1rem;
    }
    
    .success-modal h2 {
        font-size: 1.5rem;
    }
    
    .success-modal p {
        font-size: 1rem;
    }
    
    .success-actions .btn-primary {
        padding: 0.75rem 1.5rem;
        font-size: 0.95rem;
    }
}