/* =============================================================
   ESTILOS DE REGISTRO - TUESTANTE
   Diseño unificado con el ecosistema visual de la plataforma
   ============================================================= */

:root {
    --primary: #005187;
    --primary-hover: #003d66;
    --primary-light: #e0f2fe;
    --dark-text: #0f172a;
    --body-text: #334155;
    --muted-text: #64748b;
    --bg-page: #f8fafc;
    --card-bg: #ffffff;
    --border-color: #e2e8f0;
    --border-focus: #005187;
    --danger: #ef4444;
    --danger-bg: #fef2f2;
    --success: #16a34a;
    --success-bg: #f0fdf4;
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --shadow-card: 0 12px 36px rgba(0, 0, 0, 0.08), 0 2px 6px rgba(0, 0, 0, 0.04);
}

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

body.auth-body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--bg-page);
    color: var(--body-text);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow-x: hidden;
    padding: 36px 16px;
}

.auth-bg-split {
    position: fixed;
    inset: 0;
    z-index: 0;
    background: linear-gradient(to bottom, var(--primary) 0 50%, #ffffff 50% 100%);
}

.auth-bg-split .left {
    display: none;
}

.auth-bg-split .right {
    display: none;
}

/* Decoraciones luminosas de fondo */
.auth-bg-decoration {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.glow-sphere {
    position: absolute;
    border-radius: 50%;
    filter: blur(90px);
    opacity: 0.45;
}

.glow-1 {
    width: 500px;
    height: 500px;
    top: -120px;
    left: -100px;
    background: radial-gradient(circle, rgba(0, 81, 135, 0.35) 0%, rgba(224, 242, 254, 0) 70%);
}

.glow-2 {
    width: 550px;
    height: 550px;
    bottom: -140px;
    right: -100px;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.25) 0%, rgba(240, 249, 255, 0) 70%);
}

/* Contenedor adaptativo */
.auth-page-container {
    position: relative;
    z-index: 1;
    width: 100%;
    margin: auto;
}

.register-page-container {
    max-width: 680px;
}

/* Tarjeta Principal */
.auth-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: 0 18px 45px rgba(15, 23, 42, 0.2);
    padding: 36px 36px 32px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.register-card {
    padding-top: 18px;
}

/* Encabezado */
.auth-header {
    text-align: center;
    margin-bottom: 24px;
}

.auth-logo-link {
    display: inline-block;
    margin-bottom: 12px;
    text-decoration: none;
}

.register-card .auth-logo-link {
    margin-bottom: 4px;
}

.auth-logo-img {
    height: 48px;
    width: auto;
    object-fit: contain;
    transition: transform 0.2s ease;
}

.register-card .auth-logo-img {
    height: 92px;
}

.auth-logo-img:hover {
    transform: scale(1.04);
}

.auth-title {
    font-family: 'Outfit', sans-serif;
    font-size: 1.85rem;
    font-weight: 800;
    color: var(--dark-text);
    margin: 0 0 6px 0;
    letter-spacing: -0.02em;
}

.register-card .auth-title {
    margin-bottom: 6px;
}

.auth-subtitle {
    font-family: 'Inter', sans-serif;
    font-size: 0.9rem;
    color: var(--muted-text);
    line-height: 1.45;
    margin: 0 auto;
    max-width: 540px;
}

.register-card .register-google-inline {
    margin-top: 10px;
}

/* Notificación de Error Global / Éxito */
.auth-notification {
    display: flex;
    align-items: center;
    gap: 10px;
    background-color: var(--danger-bg);
    border: 1px solid #fca5a5;
    color: #991b1b;
    padding: 12px 14px;
    border-radius: var(--radius-sm);
    font-size: 0.88rem;
    font-weight: 500;
    margin-bottom: 20px;
    animation: fadeInSlide 0.3s ease;
}

.auth-notification svg {
    stroke: var(--danger);
    flex-shrink: 0;
}

.auth-notification.auth-notification-success {
    background-color: var(--success-bg);
    border-color: #86efac;
    color: #166534;
}

.auth-notification.auth-notification-success svg {
    stroke: var(--success);
}

/* Formulario */
.auth-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

/* Grid de 2 Columnas */
.form-row-2col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.form-label {
    font-family: 'Inter', sans-serif;
    font-size: 0.86rem;
    font-weight: 600;
    color: var(--dark-text);
    display: flex;
    align-items: center;
    gap: 4px;
}

.req-star {
    color: var(--danger);
    font-weight: 700;
}

.opt-label {
    color: var(--muted-text);
    font-weight: 400;
    font-size: 0.78rem;
}

/* Wrapper de Input con Ícono */
.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.input-icon {
    position: absolute;
    left: 13px;
    color: #94a3b8;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
    transition: color 0.2s ease;
}

.form-input {
    width: 100%;
    height: 44px;
    padding: 0 14px 0 40px;
    font-family: 'Inter', sans-serif;
    font-size: 0.92rem;
    color: var(--dark-text);
    background-color: #ffffff;
    border: 1.5px solid #cbd5e1;
    border-radius: var(--radius-sm);
    outline: none;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-input:focus {
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px rgba(0, 81, 135, 0.14);
}

.input-wrapper:focus-within .input-icon {
    color: var(--primary);
}

.form-group.error .form-input,
.form-group.error .composite-select {
    border-color: var(--danger);
    background-color: #fffbfb;
}

.form-group.error .form-input:focus,
.form-group.error .composite-select:focus {
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.14);
}

/* Entradas compuestas (Prefijo/Tipo + Número) */
.composite-input-row {
    display: flex;
    gap: 8px;
    align-items: center;
}

.composite-select {
    height: 44px;
    padding: 0 10px;
    font-family: 'Inter', sans-serif;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--dark-text);
    background-color: #f8fafc;
    border: 1.5px solid #cbd5e1;
    border-radius: var(--radius-sm);
    outline: none;
    cursor: pointer;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    flex-shrink: 0;
}

.composite-select:focus {
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px rgba(0, 81, 135, 0.14);
    background-color: #ffffff;
}

.composite-input-flex {
    flex: 1;
}

/* Botón de Alternar Contraseña */
.password-toggle-btn {
    position: absolute;
    right: 8px;
    background: transparent;
    border: none;
    color: #94a3b8;
    cursor: pointer;
    padding: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    transition: color 0.2s ease, background-color 0.2s ease;
}

.password-toggle-btn:hover {
    color: var(--dark-text);
    background-color: #f1f5f9;
}

/* Mensajes de Error de Campo */
.field-error-message {
    font-family: 'Inter', sans-serif;
    font-size: 0.78rem;
    font-weight: 500;
    color: var(--danger);
    display: none;
    margin-top: 2px;
}

.field-error-message.show {
    display: block;
    animation: fadeInSlide 0.2s ease;
}

/* Caja de Reglas de Contraseña */
.password-rules-box {
    background: #f8fafc;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 10px 14px;
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    font-size: 0.8rem;
    color: var(--muted-text);
    margin-top: 2px;
}

.rule-item {
    display: flex;
    align-items: center;
    gap: 5px;
    transition: color 0.2s ease;
}

.rule-bullet {
    font-size: 1.1rem;
    line-height: 0;
}

.rule-item.valid {
    color: var(--success);
    font-weight: 600;
}

/* Botón de Enviar / Registro */
.btn-auth-submit {
    width: 100%;
    height: 48px;
    font-family: 'Outfit', sans-serif;
    font-size: 1.05rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background-color: var(--primary);
    color: #ffffff;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    box-shadow: 0 4px 14px rgba(0, 81, 135, 0.25);
    margin-top: 8px;
    transition: all 0.25s ease;
}

.btn-auth-submit:hover {
    background-color: var(--primary-hover);
    transform: translateY(-1.5px);
    box-shadow: 0 6px 18px rgba(0, 81, 135, 0.35);
}

.btn-auth-submit:disabled {
    background-color: #94a3b8;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* Spinner animado */
.spinner {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes fadeInSlide {
    from { opacity: 0; transform: translateY(-4px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Enlaces del Pie */
.auth-footer-links {
    text-align: center;
    margin-top: 10px;
    padding-top: 14px;
    border-top: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    gap: 8px;
    align-items: center;
}

.login-redirect-text {
    font-family: 'Inter', sans-serif;
    font-size: 0.88rem;
    color: var(--body-text);
}

.auth-link-bold {
    color: var(--primary);
    font-weight: 700;
    text-decoration: none;
    transition: color 0.2s ease, text-decoration 0.2s ease;
}

.auth-link-bold:hover {
    color: var(--primary-hover);
    text-decoration: underline;
}

.back-home-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-family: 'Inter', sans-serif;
    font-size: 0.86rem;
    font-weight: 600;
    color: var(--muted-text);
    text-decoration: none;
    transition: color 0.2s ease;
}

.back-home-link:hover {
    color: var(--primary);
}

/* Responsive */
@media (max-width: 640px) {
    .auth-card {
        padding: 28px 18px;
        border-radius: var(--radius-md);
    }

    .form-row-2col {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .auth-title {
        font-size: 1.6rem;
    }

    .password-rules-box {
        flex-direction: column;
        gap: 6px;
    }
}