/* VARIABLES CSS - FORMULARIO REGISTRO CICLO WEBINARS */
/* ================================================== */

:root {
    /* Colores Base - Tema Claro */
    --color-white: #FFFFFF;
    --color-light-gray: #F8FAFC;
    --color-medium-gray: #E2E8F0;
    --color-dark-gray: #64748B;
    --color-black: #0F172A;
    
    /* PERSONALIZABLE: Paleta de colores Rinsa Weekends */
    --color-primary: #0EA5E9;        /* Azul principal */
    --color-secondary: #8B5CF6;      /* Púrpura */
    --color-accent: #F59E0B;         /* Naranja/Amarillo */
    --color-success: #10B981;        /* Verde */
    --color-error: #EF4444;          /* Rojo */
    --color-warning: #F59E0B;        /* Naranja */
    --color-info: #06B6D4;           /* Cian */
    --color-purple: #8B5CF6;         /* Púrpura */
    
    /* Estados de Validación */
    --color-valid: #10B981;
    --color-invalid: #EF4444;
    --color-focus: #0EA5E9;
    
    /* Gradientes */
    --gradient-primary: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    --gradient-success: linear-gradient(135deg, var(--color-success) 0%, #047857 100%);
    --gradient-error: linear-gradient(135deg, var(--color-error) 0%, #DC2626 100%);
    --gradient-hero: linear-gradient(135deg, #E0F2FE 0%, #F0F9FF 25%, #EDE9FE 50%, #FEF3C7 75%, #FECACA 100%);
    
    /* Sombras */
    --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-glow: 0 0 20px rgba(14, 165, 233, 0.3);
    
    /* Tipografía */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-secondary: 'Source Sans Pro', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    /* Espaciado */
    --border-radius-sm: 0.375rem;
    --border-radius-md: 0.5rem;
    --border-radius-lg: 0.75rem;
    --border-radius-xl: 1rem;
    --border-radius-2xl: 1.5rem;
    --border-radius-full: 9999px;
    
    /* Transiciones */
    --transition-fast: 0.15s ease-in-out;
    --transition-normal: 0.3s ease-in-out;
    --transition-slow: 0.5s ease-in-out;
    
    /* Z-index */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal: 1040;
    --z-popover: 1050;
    --z-tooltip: 1060;
    --z-confetti: 9999;
}

/* ========================================= */
/* RESET Y BASE */
/* ========================================= */

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-secondary);
    font-weight: 400;
    line-height: 1.6;
    color: var(--color-dark-gray);
    background: var(--gradient-hero);
    min-height: 100vh;
    overflow-x: hidden;
}

/* ========================================= */
/* TIPOGRAFÍA */
/* ========================================= */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    font-weight: 600;
    line-height: 1.2;
    color: var(--color-black);
    margin-bottom: 1rem;
}

h1 { font-size: 2.5rem; font-weight: 700; }
h2 { font-size: 2rem; font-weight: 600; }
h3 { font-size: 1.5rem; font-weight: 600; }
h4 { font-size: 1.25rem; font-weight: 600; }
h5 { font-size: 1.125rem; font-weight: 500; }
h6 { font-size: 1rem; font-weight: 500; }

p {
    margin-bottom: 1rem;
    color: var(--color-dark-gray);
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: var(--transition-fast);
}

a:hover {
    color: var(--color-secondary);
    text-decoration: underline;
}

/* ========================================= */
/* LAYOUT PRINCIPAL */
/* ========================================= */

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* ========================================= */
/* HEADER */
/* ========================================= */

.header {
    background: var(--color-white);
    border-bottom: 1px solid var(--color-medium-gray);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0;
    gap: 2rem;
}

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

.brand-logo {
    height: 40px;
    width: auto;
}

.brand-text {
    display: flex;
    flex-direction: column;
}

.brand-title {
    font-family: var(--font-primary);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--color-black);
    line-height: 1;
}

.brand-subtitle {
    font-size: 0.875rem;
    color: var(--color-dark-gray);
    line-height: 1;
}

.header-info {
    flex: 1;
    text-align: right;
}

.mission-theme {
    font-family: var(--font-primary);
    font-weight: 500;
    font-size: 1rem;
    color: var(--color-primary);
}

/* ========================================= */
/* BARRA DE PROGRESO */
/* ========================================= */

.progress-container {
    background: var(--color-white);
    border-bottom: 1px solid var(--color-medium-gray);
    padding: 1.5rem 0;
}

.progress-bar {
    height: 4px;
    background: var(--color-medium-gray);
    border-radius: var(--border-radius-full);
    margin-bottom: 2rem;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: var(--border-radius-full);
    transition: width var(--transition-normal);
    width: 25%;
}

.progress-steps {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    opacity: 0.5;
    transition: var(--transition-normal);
}

.step.active {
    opacity: 1;
}

.step.completed {
    opacity: 1;
}

.step-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--border-radius-full);
    background: var(--color-medium-gray);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-normal);
}

.step.active .step-icon {
    background: var(--gradient-primary);
    color: var(--color-white);
    box-shadow: var(--shadow-glow);
}

.step.completed .step-icon {
    background: var(--color-success);
    color: var(--color-white);
}

.step-label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-dark-gray);
    text-align: center;
}

.step.active .step-label {
    color: var(--color-primary);
    font-weight: 600;
}

/* ========================================= */
/* CONTENIDO PRINCIPAL */
/* ========================================= */

.main {
    padding: 3rem 0;
    min-height: calc(100vh - 200px);
}

.form-container {
    max-width: 800px;
    margin: 0 auto;
}

/* ========================================= */
/* PASOS DEL FORMULARIO */
/* ========================================= */

.form-step {
    display: none;
    background: var(--color-white);
    border-radius: var(--border-radius-2xl);
    box-shadow: var(--shadow-xl);
    padding: 3rem;
    margin-bottom: 2rem;
    animation: fadeIn 0.5s ease-in-out;
}

.form-step.active {
    display: block;
}

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

/* ========================================= */
/* PANTALLA DE BIENVENIDA */
/* ========================================= */

.welcome-content {
    text-align: center;
}

.welcome-header {
    margin-bottom: 3rem;
}

.welcome-icon {
    width: 80px;
    height: 80px;
    border-radius: var(--border-radius-full);
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 2rem;
    color: var(--color-white);
    font-size: 2rem;
    box-shadow: var(--shadow-glow);
}

.welcome-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.welcome-subtitle {
    font-size: 1.25rem;
    color: var(--color-dark-gray);
    max-width: 600px;
    margin: 0 auto;
}

.mission-summary {
    text-align: left;
    margin-bottom: 3rem;
}

.mission-summary h2 {
    font-size: 2rem;
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}

.mission-summary h3 {
    font-size: 1.5rem;
    color: var(--color-secondary);
    margin-bottom: 2rem;
}

.mission-highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.highlight-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--color-light-gray);
    border-radius: var(--border-radius-lg);
    border-left: 4px solid var(--color-primary);
    transition: var(--transition-normal);
}

.highlight-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.highlight-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--border-radius-md);
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    flex-shrink: 0;
}

.highlight-content h4 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-black);
    margin-bottom: 0.5rem;
}

.highlight-content p {
    font-size: 0.875rem;
    color: var(--color-dark-gray);
    margin: 0;
}

.mission-description {
    background: var(--color-light-gray);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    border-left: 4px solid var(--color-accent);
}

.mission-description p {
    margin: 0;
    font-size: 1rem;
    line-height: 1.7;
}

.welcome-actions {
    text-align: center;
}

/* ========================================= */
/* ENCABEZADOS DE PASO */
/* ========================================= */

.step-header {
    text-align: center;
    margin-bottom: 3rem;
}

.step-header h2 {
    font-size: 2rem;
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}

.step-header p {
    font-size: 1.125rem;
    color: var(--color-dark-gray);
    margin: 0;
}

/* ========================================= */
/* FORMULARIOS */
/* ========================================= */

.step-form {
    margin-bottom: 3rem;
}

.form-section {
    margin-bottom: 3rem;
}

.form-section h3 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.25rem;
    color: var(--color-black);
    margin-bottom: 2rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--color-medium-gray);
}

.form-section h3 i {
    color: var(--color-primary);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-weight: 600;
    color: var(--color-black);
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--color-medium-gray);
    border-radius: var(--border-radius-md);
    font-size: 1rem;
    font-family: var(--font-secondary);
    transition: var(--transition-fast);
    background: var(--color-white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-focus);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
}

.form-group input.valid,
.form-group select.valid,
.form-group textarea.valid {
    border-color: var(--color-valid);
}

.form-group input.invalid,
.form-group select.invalid,
.form-group textarea.invalid {
    border-color: var(--color-invalid);
}

.form-group select {
    cursor: pointer;
}

.form-group select:disabled {
    background: var(--color-light-gray);
    cursor: not-allowed;
    opacity: 0.6;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.phone-input {
    display: flex;
    gap: 0.5rem;
}

.country-code {
    padding: 0.75rem 1rem;
    background: var(--color-light-gray);
    border: 2px solid var(--color-medium-gray);
    border-radius: var(--border-radius-md);
    font-weight: 600;
    color: var(--color-black);
    white-space: nowrap;
    display: flex;
    align-items: center;
}

.phone-input input {
    flex: 1;
}

.field-help {
    font-size: 0.75rem;
    color: var(--color-dark-gray);
    margin-top: 0.25rem;
}

.field-error {
    font-size: 0.75rem;
    color: var(--color-error);
    margin-top: 0.25rem;
    display: none;
}

.field-error.show {
    display: block;
}

.word-count {
    font-weight: 600;
}

.word-requirement {
    color: var(--color-dark-gray);
}

/* ========================================= */
/* TÉRMINOS Y CONDICIONES */
/* ========================================= */

.terms-container {
    background: var(--color-light-gray);
    border-radius: var(--border-radius-lg);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    max-height: 300px;
    overflow-y: auto;
}

.terms-content h4 {
    color: var(--color-primary);
    margin-bottom: 1rem;
}

.terms-content p {
    margin-bottom: 1rem;
    font-size: 0.875rem;
    line-height: 1.6;
}

.terms-content ul {
    margin-left: 1.5rem;
    margin-bottom: 1rem;
}

.terms-content li {
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
}

.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.checkbox-group input[type="checkbox"] {
    width: auto;
    margin-top: 0.25rem;
    flex-shrink: 0;
}

.checkbox-group label {
    font-size: 0.875rem;
    line-height: 1.5;
    cursor: pointer;
}

/* ========================================= */
/* RESUMEN */
/* ========================================= */

.summary-content {
    margin-bottom: 3rem;
}

.summary-section {
    margin-bottom: 2.5rem;
    padding: 2rem;
    background: var(--color-light-gray);
    border-radius: var(--border-radius-lg);
    border-left: 4px solid var(--color-primary);
}

.summary-section h3 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--color-primary);
    margin-bottom: 1.5rem;
    font-size: 1.25rem;
}

.summary-grid {
    display: grid;
    gap: 1rem;
}

.summary-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--color-medium-gray);
}

.summary-item:last-child {
    border-bottom: none;
}

.summary-item.full-width {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
}

.summary-label {
    font-weight: 600;
    color: var(--color-black);
    font-size: 0.875rem;
}

.summary-value {
    color: var(--color-dark-gray);
    font-size: 0.875rem;
    text-align: right;
}

.summary-motivation {
    background: var(--color-white);
    padding: 1rem;
    border-radius: var(--border-radius-md);
    border: 1px solid var(--color-medium-gray);
    font-size: 0.875rem;
    line-height: 1.6;
    width: 100%;
}

/* ========================================= */
/* ACCIONES DE PASO */
/* ========================================= */

.step-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    padding-top: 2rem;
    border-top: 1px solid var(--color-medium-gray);
}

/* ========================================= */
/* BOTONES */
/* ========================================= */

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--border-radius-md);
    font-size: 1rem;
    font-weight: 600;
    font-family: var(--font-primary);
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition-fast);
    white-space: nowrap;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--color-white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: var(--color-white);
    color: var(--color-dark-gray);
    border: 2px solid var(--color-medium-gray);
}

.btn-secondary:hover:not(:disabled) {
    background: var(--color-light-gray);
    border-color: var(--color-dark-gray);
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

.btn-submit {
    background: var(--gradient-success);
}

.btn-submit:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* ========================================= */
/* PANTALLAS DE ESTADO */
/* ========================================= */

.loading-content,
.success-content,
.error-content {
    text-align: center;
    padding: 2rem 0;
}

.loading-animation,
.success-animation,
.error-animation {
    margin-bottom: 2rem;
}

.loading-spinner {
    width: 60px;
    height: 60px;
    border: 4px solid var(--color-medium-gray);
    border-top: 4px solid var(--color-primary);
    border-radius: var(--border-radius-full);
    animation: spin 1s linear infinite;
    margin: 0 auto;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.success-icon,
.error-icon {
    width: 80px;
    height: 80px;
    border-radius: var(--border-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    font-size: 2.5rem;
}

.success-icon {
    background: var(--gradient-success);
    color: var(--color-white);
    animation: successPulse 0.6s ease-in-out;
}

.error-icon {
    background: var(--gradient-error);
    color: var(--color-white);
    animation: errorShake 0.6s ease-in-out;
}

@keyframes successPulse {
    0% { transform: scale(0.8); opacity: 0; }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); opacity: 1; }
}

@keyframes errorShake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

.loading-progress {
    margin-top: 2rem;
}

.loading-bar {
    height: 6px;
    background: var(--color-medium-gray);
    border-radius: var(--border-radius-full);
    overflow: hidden;
    margin-bottom: 1rem;
}

.loading-fill {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: var(--border-radius-full);
    transition: width var(--transition-normal);
    width: 0%;
}

.loading-text {
    font-size: 0.875rem;
    color: var(--color-dark-gray);
}

.success-details,
.error-actions {
    margin: 2rem 0;
}

.success-item {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    font-size: 0.875rem;
    color: var(--color-dark-gray);
}

.success-item i {
    color: var(--color-success);
}

.success-actions,
.error-actions {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

/* ========================================= */
/* FOOTER */
/* ========================================= */

.footer {
    background: var(--color-white);
    border-top: 1px solid var(--color-medium-gray);
    padding: 2rem 0;
    margin-top: auto;
}

.footer-content {
    text-align: center;
}

.footer-content p {
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
    color: var(--color-dark-gray);
}

.footer-content p:last-child {
    margin-bottom: 0;
}

/* ========================================= */
/* RESPONSIVE DESIGN */
/* ========================================= */

@media (max-width: 768px) {
    .container {
        padding: 0 1rem;
    }
    
    .header-content {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .header-info {
        text-align: center;
    }
    
    .mission-theme {
        font-size: 0.875rem;
    }
    
    .progress-steps {
        gap: 0.5rem;
    }
    
    .step-label {
        font-size: 0.75rem;
    }
    
    .form-step {
        padding: 2rem 1.5rem;
    }
    
    .welcome-title {
        font-size: 2rem;
    }
    
    .welcome-subtitle {
        font-size: 1.125rem;
    }
    
    .mission-highlights {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .step-actions {
        flex-direction: column;
        gap: 1rem;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .phone-input {
        flex-direction: column;
    }
    
    .country-code {
        text-align: center;
    }
    
    .success-actions,
    .error-actions {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .form-step {
        padding: 1.5rem 1rem;
    }
    
    .welcome-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
    
    .welcome-title {
        font-size: 1.75rem;
    }
    
    .step-header h2 {
        font-size: 1.5rem;
    }
    
    .highlight-item {
        padding: 1rem;
    }
    
    .summary-section {
        padding: 1.5rem;
    }
}

/* ========================================= */
/* ANIMACIONES ADICIONALES */
/* ========================================= */

@keyframes confetti {
    0% {
        transform: translateY(-100vh) rotate(0deg);
        opacity: 1;
    }
    100% {
        transform: translateY(100vh) rotate(720deg);
        opacity: 0;
    }
}

.confetti-piece {
    position: absolute;
    width: 10px;
    height: 10px;
    background: var(--color-primary);
    animation: confetti 3s linear infinite;
}

/* ========================================= */
/* UTILIDADES */
/* ========================================= */

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.hidden { display: none !important; }
.visible { display: block !important; }

.fade-in {
    animation: fadeIn 0.5s ease-in-out;
}

.slide-up {
    animation: slideUp 0.5s ease-in-out;
}

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