:root {
    --primary-color: #0047CE;
    --secondary-color: #0E1F40;
    --accent-color: #1B5EFF;
    --success-color: #10B981;
    --warning-color: #F59E0B;
    --error-color: #EF4444;
    --text-primary: #1F2937;
    --text-secondary: #6B7280;
    --text-light: #9CA3AF;
    --border-color: #E5E7EB;
    --border-focus: #D1D5DB;
    --background-primary: #FFFFFF;
    --background-secondary: #F9FAFB;
    --background-tertiary: #F3F4F6;
    --background-dark: #111827;
    --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);
    --shadow-focus: 0 0 0 3px rgba(0, 71, 206, 0.1);
    --shadow-primary: 0 10px 30px rgba(0, 71, 206, 0.2);
    --radius-sm: 4px;
    --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 ease-out;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: linear-gradient(135deg, #F8FAFC 0%, #E2E8F0 50%, #CBD5E1 100%);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

.page-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    position: relative;
}

.page-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 80%, rgba(0, 71, 206, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(14, 31, 64, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.formulario-container {
    width: 100%;
    max-width: 950px;
    background: var(--background-primary);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    position: relative;
    z-index: 1;
    border: 1px solid rgba(0, 71, 206, 0.1);
}

.formulario-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color) 0%, var(--accent-color) 50%, var(--secondary-color) 100%);
}

.formulario-header {
    background: linear-gradient(135deg, var(--secondary-color) 0%, #1e293b 50%, var(--primary-color) 100%);
    color: white;
    padding: 3rem 3rem 4rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.formulario-header::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.formulario-header::after {
    content: '';
    position: absolute;
    bottom: -50%;
    left: -20%;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.05) 0%, transparent 70%);
    border-radius: 50%;
}

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

.header-icon {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.formulario-header h1 {
    color: white;
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 0.75rem;
    letter-spacing: -0.025em;
}

.formulario-header p {
    color: white;
    font-size: 1.125rem;
    opacity: 0.9;
    font-weight: 400;
    max-width: 500px;
    margin: 0 auto;
}

.formulario-content {
    padding: 3rem;
}

.form-wrapper {
    display: grid;
    gap: 2.5rem;
}

.section-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--background-tertiary);
    position: relative;
}

.section-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
    box-shadow: var(--shadow-md);
}

.section-title {
    color: var(--text-primary);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.025em;
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 1rem;
    font-weight: 500;
    margin-top: 0.25rem;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.form-grid.two-columns {
    grid-template-columns: 1fr 1fr;
}

.form-group {
    display: flex;
    flex-direction: column;
    position: relative;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-label {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.form-label i {
    color: var(--primary-color);
    width: 16px;
}

.required-indicator {
    color: var(--error-color);
    font-weight: 700;
    margin-left: 0.25rem;
}

.input-container {
    position: relative;
    display: flex;
    align-items: center;
}

.input-icon {
    position: absolute;
    left: 1rem;
    color: var(--text-light);
    font-size: 1rem;
    z-index: 2;
    transition: var(--transition-fast);
}

.form-input,
.form-select {
    width: 100%;
    padding: 1rem 1rem 1rem 3rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 400;
    background: var(--background-primary);
    color: var(--text-primary);
    transition: var(--transition);
    font-family: inherit;
}

.form-input.no-icon,
.form-select {
    padding-left: 1rem;
}

.form-input:focus,
.form-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: var(--shadow-focus);
    background: #FEFEFE;
}

.form-input:focus+.input-icon {
    color: var(--primary-color);
}

.form-input:hover:not(:focus),
.form-select:hover:not(:focus) {
    border-color: var(--border-focus);
    background: var(--background-secondary);
}

.form-select {
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 1rem center;
    background-repeat: no-repeat;
    background-size: 16px;
    padding-right: 3rem;
    appearance: none;
}

.telefono-grid {
    display: grid;
    grid-template-columns: 140px 1fr;
    gap: 1rem;
    align-items: end;
}

.form-note {
    background: linear-gradient(135deg, var(--background-secondary), var(--background-tertiary));
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    margin-top: 1rem;
    position: relative;
}

.form-note::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--primary-color);
    border-radius: 2px 0 0 2px;
}

.note-content {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.note-icon {
    color: var(--primary-color);
    font-size: 1.25rem;
    margin-top: 0.125rem;
}

.note-text {
    color: var(--text-secondary);
    font-size: 0.875rem;
    line-height: 1.6;
}

.form-actions {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-family: inherit;
    position: relative;
    overflow: hidden;
    min-width: 200px;
    justify-content: center;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
    color: white;
    box-shadow: var(--shadow-primary);
}

.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 0.6s;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 35px rgba(0, 71, 206, 0.4);
}

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

.btn-primary:active {
    transform: translateY(-1px);
}

.btn-secondary {
    background: var(--background-primary);
    color: var(--text-secondary);
    border: 2px solid var(--border-color);
    box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
    background: var(--background-secondary);
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

/* Validación visual */
.form-input.valid {
    border-color: var(--success-color);
}

.form-input.invalid {
    border-color: var(--error-color);
}

/* Responsive Design */
@media (max-width: 1200px) {
    .formulario-content {
        padding: 2.5rem;
    }
}

@media (max-width: 991px) {
    .page-container {
        padding: 1rem;
        padding-top: 100px;
    }
}

@media (max-width: 768px) {
    .page-container {
        padding: 1rem;
        padding-top: 100px;
    }

    .formulario-header {
        padding: 2rem 2rem 3rem;
    }

    .formulario-header h1 {
        font-size: 2rem;
    }

    .formulario-content {
        padding: 2rem;
    }

    .form-grid.two-columns {
        grid-template-columns: 1fr;
    }

    .telefono-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .section-header {
        flex-direction: column;
        text-align: center;
        gap: 0.75rem;
    }

    .form-actions {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 300px;
    }
}

@media (max-width: 480px) {
    .page-container {
        padding: 0.5rem;
        padding-top: 100px;
    }

    .formulario-header {
        padding: 1.5rem 1.5rem 2.5rem;
    }

    .formulario-header h1 {
        font-size: 1.75rem;
    }

    .formulario-content {
        padding: 1.5rem;
    }

    .header-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }

    .section-icon {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }

    .section-title {
        font-size: 1.25rem;
    }

    .form-input,
    .form-select {
        padding: 0.875rem 0.875rem 0.875rem 2.75rem;
    }

    .form-input.no-icon,
    .form-select {
        padding-left: 0.875rem;
    }
}

/* Animaciones y microinteracciones */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.formulario-container {
    animation: fadeInUp 0.6s ease-out;
}

.form-group {
    animation: fadeInUp 0.4s 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;
}

/* Estados de carga */
.loading {
    pointer-events: none;
    opacity: 0.7;
}

.loading .btn-primary {
    background: var(--text-light);
}

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

/* Focus visible para accesibilidad */
.form-input:focus-visible,
.form-select:focus-visible,
.btn:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}