/* V3C Climatización Inteligente - Mobile-First CSS (Clientes B2C) */

:root {
    /* Tema Claro B2C */
    --bg-main: #FFFFFF;
    /* Fondo general blanco */
    --bg-card: #F1F5F9;
    /* Tarjetas de fondo sutil/claro */

    /* Colores Exactos del Logo corporativo */
    --logo-blue: #001F3F;
    /* Azul marino profundo */
    --logo-red: #C2161D;
    /* Rojo corporativo original */

    /* Colores de UI */
    --corp-blue: var(--logo-blue);
    --corp-red: var(--logo-red);
    --corp-green: #28a745;
    /* Verde para éxito / activo / check */

    /* Tipografía y Textos */
    --text-main: #334155;
    /* Texto principal oscuro */
    --text-card: #0F172A;
    /* Texto oscuro para títulos de tarjetas */
    --text-muted: #64748B;
    /* Texto secundario gris */
    --font-family: 'Inter', system-ui, -apple-system, sans-serif;

    /* Bordes y Sombras */
    --border-radius: 12px;
    --border-color: #E0E0E0;
}

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

body {
    background-color: var(--bg-main);
    color: var(--text-main);
    font-family: var(--font-family);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

/* Header */
.app-header {
    background-color: var(--bg-main);
    padding: 20px;
    text-align: center;
    border-bottom: 2px solid var(--logo-red);
    /* Detalle corporativo en rojo */
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.logo-container {
    margin-bottom: 10px;
}

.logo {
    max-width: 140px;
    height: auto;
}

.app-header h1 {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--corp-blue);
    letter-spacing: 0.5px;
}

/* Main Container */
.app-main {
    padding: 15px;
    padding-bottom: 100px;
    /* Espacio para no pisar el botón en pantallas pequeñas */
}

/* Cards (Secciones) */
.card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
    /* Sombra suave para fondo blanco */
}

.card h2 {
    font-size: 1.15rem;
    margin-bottom: 15px;
    color: var(--corp-blue);
    /* Texto azul marino para resaltar sobre la tarjeta clara */
    border-bottom: 2px solid var(--border-color);
    /* Separador sutil */
    padding-bottom: 8px;
}

/* Formularios - Inputs */
.input-group {
    margin-bottom: 15px;
}

.input-group label {
    display: block;
    font-size: 0.95rem;
    color: var(--text-main);
    margin-bottom: 6px;
    font-weight: 600;
}

/* Forzar que el "label" principal del Selector actúe y se vea como un h2 */
.section-selector label {
    display: block;
    font-size: 1.15rem;
    font-weight: bold;
    margin-bottom: 15px;
    color: var(--corp-blue);
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 8px;
}

.input-group input[type="text"],
.input-group input[type="tel"],
.input-group input[type="email"],
.section-selector select,
textarea {
    width: 100%;
    background-color: #FFFFFF;
    border: 1px solid var(--border-color);
    color: var(--text-main);
    padding: 14px 12px;
    border-radius: 8px;
    font-size: 1rem;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
    font-family: var(--font-family);
}

.input-group input:focus,
.section-selector select:focus,
textarea:focus {
    border-color: var(--logo-blue);
    box-shadow: 0 0 0 2px rgba(0, 31, 63, 0.2);
}

/* Selectores Especiales (Flecha personalizada) */
.section-selector select {
    background-color: #FFFFFF;
    color: var(--text-main);
    font-weight: 500;
    appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23001F3F' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 15px center;
    background-size: 16px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

/* Botón Final Ancho */
.btn-main {
    width: 100%;
    background-color: var(--logo-red);
    /* Rojo corporativo como acción principal para el cliente */
    color: white;
    font-size: 1.2rem;
    font-weight: bold;
    padding: 18px;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(194, 22, 29, 0.3);
    transition: background-color 0.2s, transform 0.1s;
    margin-top: 20px;
}

.btn-main:active {
    transform: scale(0.98);
}

.btn-main:disabled {
    background-color: #A0A0A0;
    box-shadow: none;
    cursor: not-allowed;
    transform: none;
}

/* Modal Alertas */
.modal {
    display: none;
    position: fixed;
    z-index: 999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    align-items: center;
    justify-content: center;
}

.modal-content {
    background-color: #FFFFFF;
    width: 90%;
    max-width: 400px;
    padding: 30px 20px;
    border-radius: var(--border-radius);
    text-align: center;
    border: 2px solid var(--border-color);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.modal-content h2 {
    margin-bottom: 15px;
}

.modal-error {
    border-top: 6px solid var(--corp-red);
}

.modal-error h2 {
    color: var(--corp-red);
}

.modal-success {
    border-top: 6px solid var(--corp-green);
}

.modal-success h2 {
    color: var(--corp-green);
}

.modal-content p {
    margin-bottom: 25px;
    color: var(--text-muted);
    font-size: 1.05rem;
}

.btn-close-modal {
    background-color: var(--logo-blue);
    color: white;
    padding: 14px 24px;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: bold;
    cursor: pointer;
    width: 100%;
    transition: background-color 0.2s;
}

.btn-close-modal:active {
    background-color: #001224;
}

/* --- ESTILOS SUBIDA FOTOS --- */
.photo-upload-group {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 15px;
}

.photo-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #FFFFFF;
    padding: 16px;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all 0.2s;
    text-align: center;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.05);
}

.photo-input {
    display: none;
}

.photo-label {
    font-weight: 600;
    font-size: 1rem;
    pointer-events: none;
}

.photo-btn.success {
    background-color: var(--corp-green) !important;
    border-color: var(--corp-green) !important;
}

.photo-btn.success .photo-label {
    color: #FFFFFF !important;
}

/* --- NUEVOS ELEMENTOS DE VALOR Y FILOSOFÍA --- */
.value-header {
    text-align: left;
    padding: 20px;
    margin-bottom: 25px;
    background-color: rgba(0, 31, 63, 0.03);
    border-radius: var(--border-radius);
    border-left: 3px solid var(--corp-blue);
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.impact-phrase {
    color: var(--corp-blue);
    font-size: 1.1rem;
    font-weight: 700;
    margin: 0;
    display: flex;
    align-items: center;
    gap: 8px;
}

.impact-phrase::before {
    content: '💡';
    font-size: 1.2rem;
}

.bajada {
    color: var(--text-main);
    font-size: 0.9rem;
    line-height: 1.5;
    margin: 0;
}

.filosofia-v3c {
    background-color: #f8fafc;
    border: 1px dashed var(--corp-blue) !important;
    padding: 25px 20px;
}

.filosofia-title {
    color: var(--corp-blue) !important;
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 12px;
    border-bottom: 1px solid #e2e8f0 !important;
    padding-bottom: 8px;
}

.filosofia-text {
    color: var(--text-main);
    font-size: 0.95rem;
    line-height: 1.6;
    margin: 0;
}

.filosofia-text strong {
    color: var(--corp-blue);
    font-weight: 700;
}