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

        html, body {
            width: 100%;
            overflow-x: hidden;
            font-family: "Arial", sans-serif;
            background: #000;
            color: white;
            scroll-behavior: smooth;
            min-height: 100vh;
        }

        /* NAVBAR */
        .navbar {
            width: 100%;
            padding: 15px 5%;
            background: rgba(0,0,0,0.95);
            display: flex;
            justify-content: space-between;
            align-items: center;
            border-bottom: 1px solid goldenrod;
            position: sticky;
            top: 0;
            z-index: 1000;
            backdrop-filter: blur(10px);
        }

        .logo {
            display: flex;
            align-items: center;
        }

        .logo i {
            font-size: 28px;
            color: gold;
            margin-right: 12px;
        }

        .logo span {
            font-size: 22px;
            font-weight: bold;
            color: gold;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        .btn-volver {
            display: inline-block;
            text-decoration: none;
            text-align: center;
            border: 1px solid gold;
            padding: 10px 20px;
            color: gold;
            border-radius: 8px;
            font-weight: 600;
            transition: all 0.3s ease;
            cursor: pointer;
            white-space: nowrap;
            background: transparent;
            font-size: 16px;
        }

        .btn-volver:hover {
            background: gold;
            color: black;
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(255, 215, 0, 0.3);
            text-decoration: none;
        }

        /* CONTENEDOR PRINCIPAL */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            width: 100%;
        }

        /* HEADER DEL FORMULARIO */
        .form-header {
            text-align: center;
            padding: 50px 0 40px;
            position: relative;
            overflow: hidden;
        }

        .form-header::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: radial-gradient(circle at 50% 50%, rgba(255, 215, 0, 0.1) 0%, transparent 50%);
            pointer-events: none;
        }

        .form-header h1 {
            font-size: clamp(2rem, 4vw, 3rem);
            color: gold;
            margin-bottom: 15px;
            text-shadow: 2px 2px 12px rgba(0, 0, 0, 0.9);
            position: relative;
            display: inline-block;
        }

        .form-header h1::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 3px;
            background: gold;
            border-radius: 2px;
        }

        .form-header .lead {
            font-size: clamp(1rem, 2vw, 1.2rem);
            color: #ddd;
            max-width: 700px;
            margin: 0 auto;
            line-height: 1.6;
        }

        /* SECCIONES DEL FORMULARIO */
        .form-section {
            background: #1a1a1a;
            border-radius: 12px;
            padding: 25px;
            margin-bottom: 25px;
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.6);
            border-left: 4px solid #4ecdc4;
            position: relative;
            overflow: hidden;
            transition: all 0.4s ease;
            border: 1px solid #333;
        }

        .form-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(78, 205, 196, 0.1), transparent);
            transition: left 0.6s ease;
        }

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

        .form-section:hover {
            transform: translateY(-5px);
            box-shadow: 0 12px 30px rgba(78, 205, 196, 0.2);
            border-color: #4ecdc4;
        }

        /* COLORES POR SECCIÓN */
        .section-foto { border-left-color: #ff6b6b; }
        .section-foto:hover { border-color: #ff6b6b; box-shadow: 0 12px 30px rgba(255, 107, 107, 0.2); }
        .section-foto::before { background: linear-gradient(90deg, transparent, rgba(255, 107, 107, 0.1), transparent); }

        .section-datos { border-left-color: #4ecdc4; }
        .section-datos:hover { border-color: #4ecdc4; box-shadow: 0 12px 30px rgba(78, 205, 196, 0.2); }

        .section-redes { border-left-color: #1a535c; }
        .section-redes:hover { border-color: #1a535c; box-shadow: 0 12px 30px rgba(26, 83, 92, 0.2); }

        .section-medica { border-left-color: #ffe66d; }
        .section-medica:hover { border-color: #ffe66d; box-shadow: 0 12px 30px rgba(255, 230, 109, 0.2); }

        .section-competencia { border-left-color: #1a535c; }
        .section-competencia:hover { border-color: #1a535c; box-shadow: 0 12px 30px rgba(26, 83, 92, 0.2); }

        .section-submit { border-left-color: gold !important; }
        .section-submit:hover { border-color: gold !important; box-shadow: 0 12px 30px rgba(255, 215, 0, 0.2) !important; }

        .section-submit .alert-info {
            background: rgba(255, 215, 0, 0.1) !important;
            border-left: 4px solid gold !important;
            color: #ddd !important;
            border: none !important;
        }

        .section-submit .alert-info strong {
            color: gold !important;
        }

        .section-submit .alert-info .text-danger {
            color: #ff6b6b !important;
        }

        .section-title {
            color: #4ecdc4;
            border-bottom: 2px solid #333;
            padding-bottom: 15px;
            margin-bottom: 25px;
            font-size: 1.6rem;
            position: relative;
            display: flex;
            align-items: center;
            gap: 12px;
            font-weight: 600;
        }

        .section-title::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 60px;
            height: 3px;
            background: #4ecdc4;
            border-radius: 2px;
        }

        /* TÍTULOS POR SECCIÓN */
        .section-foto .section-title { color: #ff6b6b; }
        .section-foto .section-title::after { background: #ff6b6b; }

        .section-datos .section-title { color: #4ecdc4; }
        .section-datos .section-title::after { background: #4ecdc4; }

        .section-redes .section-title { color: #1a535c; }
        .section-redes .section-title::after { background: #1a535c; }

        .section-medica .section-title { color: #ffe66d; }
        .section-medica .section-title::after { background: #ffe66d; }

        .section-competencia .section-title { color: #1a535c; }
        .section-competencia .section-title::after { background: #1a535c; }

        .section-submit .section-title { color: gold !important; }
        .section-submit .section-title::after { background: gold !important; }

        .required::after {
            content: " *";
            color: #ff6b6b;
        }

        /* ETIQUETAS DE FORMULARIO */
        .form-label {
            color: #ddd;
            font-weight: 500;
            margin-bottom: 8px;
            display: block;
            transition: color 0.3s ease;
            font-size: 1rem;
        }

        .form-label:hover {
            color: #4ecdc4;
        }

        /* INPUTS Y CONTROLES DE FORMULARIO */
        .form-control, .form-select, .form-check-input {
            background: #2a2a2a !important;
            border: 1px solid #444 !important;
            color: white !important;
            transition: all 0.3s ease;
            padding: 12px 15px !important;
            font-size: 1rem;
            border-radius: 8px;
            width: 100%;
        }

        .form-control:focus, .form-select:focus {
            background: #333 !important;
            border-color: #4ecdc4 !important;
            box-shadow: 0 0 0 0.25rem rgba(78, 205, 196, 0.25) !important;
            color: white !important;
            transform: translateY(-2px);
            outline: none;
        }

        .form-check-input:checked {
            background-color: #4ecdc4 !important;
            border-color: #4ecdc4 !important;
        }

        .form-check-label {
            color: #ddd;
            transition: color 0.3s ease;
            font-size: 1rem;
            cursor: pointer;
        }

        .form-check-label:hover {
            color: #4ecdc4;
        }

        /* GRUPOS DE CHECKBOX Y RADIO */
        .form-check-inline {
            display: inline-flex;
            align-items: center;
            margin-right: 20px;
            margin-bottom: 10px;
        }

        .form-check-inline .form-check-input {
            margin-right: 8px;
            width: auto;
        }

        /* ESTILO PARA LOS TEXTOS DE AYUDA */
        .form-text {
            color: #999 !important;
            font-size: 0.9rem;
            margin-top: 5px;
            line-height: 1.4;
        }

        /* UPLOAD DE ARCHIVOS */
        .file-input-label {
            cursor: pointer;
            padding: 25px;
            border: 2px dashed #444;
            border-radius: 10px;
            text-align: center;
            transition: all 0.3s ease;
            background: #222;
            color: #ddd;
            position: relative;
            overflow: hidden;
            display: block;
            margin-top: 10px;
        }

        .file-input-label:hover {
            border-color: #4ecdc4;
            background: #2a2a2a;
            color: white;
            transform: translateY(-3px);
            box-shadow: 0 8px 20px rgba(78, 205, 196, 0.15);
        }

        .file-input-label i {
            font-size: 2.5rem;
            color: #4ecdc4;
            margin-bottom: 15px;
            display: block;
            transition: all 0.3s ease;
        }

        .file-input-label:hover i {
            transform: scale(1.1);
            color: #3bb4ac;
        }

        .file-input-label small {
            display: block;
            margin-top: 8px;
            color: #999;
            font-size: 0.9rem;
        }

        /* OPCIONES DE COMPETENCIA */
        .competencia-option {
            padding: 18px;
            border: 1px solid #444;
            border-radius: 10px;
            margin-bottom: 15px;
            cursor: pointer;
            transition: all 0.3s ease;
            background: #222;
            position: relative;
            overflow: hidden;
        }

        .competencia-option::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 4px;
            height: 100%;
            background: transparent;
            transition: all 0.3s ease;
        }

        .competencia-option:hover {
            border-color: #4ecdc4;
            background: #2a2a2a;
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
        }

        .competencia-option:hover::before {
            background: #4ecdc4;
        }

        .competencia-option.selected {
            background: rgba(78, 205, 196, 0.1);
            border-color: #4ecdc4;
            box-shadow: 0 5px 15px rgba(78, 205, 196, 0.15);
        }

        .competencia-option.selected::before {
            background: #4ecdc4;
        }

        .competencia-option .form-check {
            margin: 0;
            width: 100%;
        }

        .competencia-option .form-check-label {
            width: 100%;
            cursor: pointer;
        }

        /* ALERTAS Y MENSAJES */
        .alert {
            border-radius: 10px;
            border: none;
            padding: 18px 20px;
            position: relative;
            overflow: hidden;
            font-size: 1rem;
            margin: 15px 0;
            border-left: 4px solid transparent;
        }

        .alert i {
            margin-right: 10px;
            font-size: 1.1rem;
        }

        .alert-info {
            background: rgba(78, 205, 196, 0.1);
            border-left-color: #4ecdc4;
            color: #ddd;
        }

        .alert-info strong {
            color: #4ecdc4;
        }

        .alert-warning {
            background: rgba(255, 193, 7, 0.1);
            border-left-color: #ffc107;
            color: #ddd;
        }

        .alert-success {
            background: rgba(40, 167, 69, 0.1);
            border-left-color: #28a745;
            color: #ddd;
        }

        .alert-danger {
            background: rgba(220, 53, 69, 0.1);
            border-left-color: #dc3545;
            color: #ddd;
        }

        /* BOTONES */
        .btn {
            border: none;
            padding: 14px 28px;
            border-radius: 10px;
            font-weight: 600;
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
            text-transform: uppercase;
            letter-spacing: 1px;
            font-size: 1rem;
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            text-decoration: none;
        }

        .btn::after {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            width: 5px;
            height: 5px;
            background: rgba(255, 255, 255, 0.5);
            opacity: 0;
            border-radius: 100%;
            transform: scale(1, 1) translate(-50%);
            transform-origin: 50% 50%;
        }

        .btn:focus:not(:active)::after {
            animation: ripple 1s ease-out;
        }

        .btn-secondary {
            background: #444;
            color: white;
            border: 1px solid #444;
        }

        .btn-secondary:hover {
            background: #555;
            border-color: #555;
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
        }

        .btn-info {
            background: transparent;
            border: 2px solid #17a2b8;
            color: #17a2b8;
        }

        .btn-info:hover {
            background: #17a2b8;
            color: white;
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(23, 162, 184, 0.3);
        }

        .btn-success {
            background: #4ecdc4;
            color: black;
            border: 2px solid #4ecdc4;
            font-weight: 700;
            min-width: 200px;
        }

        .btn-success:hover {
            background: #3bb4ac;
            border-color: #3bb4ac;
            transform: translateY(-3px);
            box-shadow: 0 8px 20px rgba(78, 205, 196, 0.4);
            color: black;
        }

        /* CONTENEDOR DE BOTONES */
        .button-container {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
            align-items: center;
            justify-content: center;
            margin-top: 20px;
        }

        .button-group {
            display: flex;
            gap: 15px;
            flex-wrap: wrap;
            justify-content: flex-end;
        }

        /* EFECTO DE BURBUJAS DE FONDO */
        .bubbles {
            position: fixed;
            width: 100%;
            height: 100%;
            z-index: -1;
            pointer-events: none;
            opacity: 0.3;
        }

        .bubble {
            position: absolute;
            border-radius: 50%;
            background: rgba(78, 205, 196, 0.05);
            border: 1px solid rgba(78, 205, 196, 0.1);
            animation: floatBubble 20s infinite linear;
        }

        @keyframes floatBubble {
            0% {
                transform: translateY(100vh) scale(0.3);
                opacity: 0;
            }
            10% {
                opacity: 0.2;
            }
            90% {
                opacity: 0.2;
            }
            100% {
                transform: translateY(-100px) scale(0.8);
                opacity: 0;
            }
        }

        @keyframes ripple {
            0% {
                transform: scale(0, 0);
                opacity: 0.5;
            }
            100% {
                transform: scale(20, 20);
                opacity: 0;
            }
        }

        @keyframes pulse {
            0% {
                box-shadow: 0 0 0 0 rgba(78, 205, 196, 0.4);
            }
            70% {
                box-shadow: 0 0 0 10px rgba(78, 205, 196, 0);
            }
            100% {
                box-shadow: 0 0 0 0 rgba(78, 205, 196, 0);
            }
        }

        /* ROW Y COLUMNAS RESPONSIVE */
        .row {
            display: flex;
            flex-wrap: wrap;
            margin: 0 -10px;
        }

        .col-md-6, .col-md-4, .col-md-3, .col-md-2 {
            padding: 0 10px;
            flex: 0 0 auto;
        }

        .col-md-6 {
            width: 50%;
        }

        .col-md-4 {
            width: 33.333%;
        }

        .col-md-3 {
            width: 25%;
        }

        .col-md-2 {
            width: 16.666%;
        }

        .col-12 {
            width: 100%;
            padding: 0 10px;
        }

        /* ESTILOS ESPECÍFICOS PARA EL MODAL */
        .modal-content {
            background: #1a1a1a;
            border: 1px solid #333;
            border-radius: 12px;
            color: white;
        }

        .modal-header {
            border-bottom: 1px solid #333;
            background: rgba(26, 26, 26, 0.9);
            color: gold;
            padding: 20px;
        }

        .modal-title {
            color: gold;
            font-weight: 600;
        }

        .modal-body {
            padding: 20px;
            background: #1a1a1a;
            max-height: 70vh;
            overflow-y: auto;
        }

        .modal-footer {
            border-top: 1px solid #333;
            background: rgba(26, 26, 26, 0.9);
            padding: 15px 20px;
        }

        .btn-close-white {
            filter: invert(1) grayscale(100%) brightness(200%);
        }

        /* ESTILOS PARA EL RESUMEN */
        .resumen-section {
            margin-bottom: 25px;
            padding: 20px;
            background: #222;
            border-radius: 10px;
            border-left: 4px solid #4ecdc4;
        }

        .resumen-title {
            color: #4ecdc4;
            border-bottom: 2px solid #333;
            padding-bottom: 10px;
            margin-bottom: 15px;
            font-size: 1.3rem;
            display: flex;
            align-items: center;
            gap: 10px;
        }

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

        .resumen-table tr {
            border-bottom: 1px solid #333;
        }

        .resumen-table td {
            padding: 10px;
            vertical-align: top;
        }

        .resumen-table td:first-child {
            font-weight: 600;
            color: #4ecdc4;
            width: 35%;
        }

        .resumen-table td:last-child {
            color: #ddd;
            word-break: break-word;
        }

        .resumen-item {
            margin-bottom: 10px;
            padding: 10px;
            background: #2a2a2a;
            border-radius: 8px;
        }

        .resumen-label {
            color: #4ecdc4;
            font-weight: 600;
            margin-bottom: 5px;
            font-size: 1rem;
        }

        .resumen-value {
            color: #ddd;
            font-size: 0.95rem;
            line-height: 1.4;
        }

        .resumen-value.empty {
            color: #999;
            font-style: italic;
        }

        /* RESPONSIVE DESIGN - MOBILE FIRST */
        @media (max-width: 576px) {
            .navbar {
                padding: 12px 15px;
                flex-wrap: wrap;
            }
            
            .logo span {
                font-size: 18px;
            }
            
            .logo i {
                font-size: 24px;
                margin-right: 8px;
            }
            
            .btn-volver {
                padding: 8px 15px;
                font-size: 14px;
                margin-top: 10px;
                width: 100%;
                text-align: center;
            }
            
            .container {
                padding: 0 15px;
            }
            
            .form-header {
                padding: 30px 0 25px;
            }
            
            .form-header h1 {
                font-size: 1.8rem;
                margin-bottom: 10px;
            }
            
            .form-header h1::after {
                width: 60px;
                height: 2px;
            }
            
            .form-header .lead {
                font-size: 1rem;
                padding: 0 10px;
            }
            
            .form-section {
                padding: 20px 15px;
                margin-bottom: 20px;
                border-radius: 10px;
            }
            
            .section-title {
                font-size: 1.3rem;
                padding-bottom: 12px;
                margin-bottom: 20px;
                gap: 8px;
            }
            
            .section-title i {
                font-size: 1.2rem;
            }
            
            .form-label {
                font-size: 0.95rem;
            }
            
            .form-control, .form-select {
                padding: 10px 12px !important;
                font-size: 0.95rem;
            }
            
            .form-check-label {
                font-size: 0.95rem;
            }
            
            .file-input-label {
                padding: 20px 15px;
                font-size: 0.9rem;
            }
            
            .file-input-label i {
                font-size: 2rem;
                margin-bottom: 10px;
            }
            
            .competencia-option {
                padding: 15px;
                margin-bottom: 12px;
            }
            
            .alert {
                padding: 15px;
                font-size: 0.95rem;
                margin: 12px 0;
            }
            
            .btn {
                padding: 12px 20px;
                font-size: 0.95rem;
                width: 100%;
                margin-bottom: 10px;
                justify-content: center;
            }
            
            .btn-success {
                min-width: auto;
            }
            
            .button-container {
                flex-direction: column;
                gap: 10px;
                margin-top: 15px;
            }
            
            .button-group {
                flex-direction: column;
                width: 100%;
                gap: 10px;
            }
            
            .button-group .btn {
                width: 100%;
            }
            
            .col-md-6, .col-md-4, .col-md-3, .col-md-2 {
                width: 100%;
                margin-bottom: 15px;
            }
            
            .row {
                margin: 0;
            }
            
            .form-check-inline {
                display: flex;
                margin-right: 0;
                width: 100%;
                margin-bottom: 8px;
            }
            
            /* Ocultar efectos en móvil para mejor rendimiento */
            .form-section::before,
            .bubbles,
            .btn::after,
            .competencia-option::before {
                display: none;
            }
            
            .form-section:hover {
                transform: none;
                box-shadow: 0 8px 25px rgba(0, 0, 0, 0.6);
            }
            
            /* Modal responsive */
            .modal-dialog {
                margin: 10px;
            }
            
            .modal-body {
                padding: 15px;
                max-height: 60vh;
            }
            
            .resumen-section {
                padding: 15px;
            }
            
            .resumen-title {
                font-size: 1.2rem;
            }
        }

        @media (min-width: 577px) and (max-width: 768px) {
            .navbar {
                padding: 15px 20px;
            }
            
            .container {
                padding: 0 20px;
            }
            
            .form-header h1 {
                font-size: 2.2rem;
            }
            
            .form-header .lead {
                font-size: 1.1rem;
            }
            
            .form-section {
                padding: 25px 20px;
            }
            
            .section-title {
                font-size: 1.5rem;
            }
            
            .col-md-6 {
                width: 100%;
            }
            
            .col-md-4 {
                width: 50%;
            }
            
            .col-md-3 {
                width: 50%;
            }
            
            .btn {
                padding: 13px 25px;
                font-size: 0.98rem;
            }
            
            .button-container {
                flex-wrap: wrap;
                gap: 12px;
            }
            
            .button-group {
                gap: 12px;
            }
        }

        @media (min-width: 769px) and (max-width: 992px) {
            .container {
                padding: 0 30px;
            }
            
            .form-header h1 {
                font-size: 2.5rem;
            }
            
            .col-md-6 {
                width: 50%;
            }
            
            .col-md-4 {
                width: 50%;
            }
            
            .col-md-3 {
                width: 33.333%;
            }
            
            .btn {
                padding: 14px 26px;
            }
        }

        @media (min-width: 993px) {
            .col-md-6 {
                width: 50%;
            }
            
            .col-md-4 {
                width: 33.333%;
            }
            
            .col-md-3 {
                width: 25%;
            }
            
            .col-md-2 {
                width: 16.666%;
            }
        }

        /* ARTISTA REFERENCIA */
        .artista-referencia {
            background: rgba(78, 205, 196, 0.1);
            border: 1px solid #4ecdc4;
            border-radius: 10px;
            padding: 20px;
            margin: 20px 0;
        }

        .artista-referencia h6 {
            color: #4ecdc4;
            margin-bottom: 15px;
            font-size: 1.1rem;
        }

        /* SCROLLBAR */
        ::-webkit-scrollbar {
            width: 10px;
        }

        ::-webkit-scrollbar-track {
            background: #1a1a1a;
        }

        ::-webkit-scrollbar-thumb {
            background: #4ecdc4;
            border-radius: 5px;
        }

        ::-webkit-scrollbar-thumb:hover {
            background: #3bb4ac;
        }