/* ============================================ */
/* DE SOL A SOL - ESTILOS PRINCIPALES (2026)    */
/* ============================================ */

:root {
    /* Definitive Palette */
    --color-primary: #FFB347;      /* Warm Sun */
    --color-primary-dark: #F39C12;
    --color-primary-light: #FFCC80;
    --color-primary-glow: rgba(255, 179, 71, 0.3);
    
    --color-secondary: #3498db;    /* Sky Blue */
    --color-secondary-dark: #2980b9;
    --color-secondary-glow: rgba(52, 152, 219, 0.2);

    --color-dark: #2C3E50;         /* Deep Blue/Gray */
    --color-white: #FFFFFF;
    --color-bg-light: #ECF0F1;     /* Light Cloud Gray */
    --color-text: #34495E;
    --color-text-muted: #7F8C8D;

    --font-family: 'Montserrat', sans-serif;
    --section-padding: 100px 0;
    --border-radius: 20px;
    --transition: all 0.3s ease;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}

/* Base Reset */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-family);
    color: var(--color-dark);
    background-color: var(--color-white);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: var(--section-padding);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: 0.5rem;
    color: var(--color-dark);
}

.section-title--light {
    color: var(--color-white);
}

.section-subtitle {
    text-align: center;
    color: var(--color-text-muted);
    font-size: 1.1rem;
    margin-bottom: 4rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 16px 32px;
    border-radius: 50px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    text-decoration: none;
    font-size: 1rem;
}

.btn-primary {
    background: var(--color-primary);
    color: var(--color-white);
    box-shadow: 0 4px 15px var(--color-primary-glow);
}

.btn-primary:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--color-primary-glow);
}

.btn-outline {
    background: transparent;
    color: var(--color-white);
    border: 2px solid var(--color-white);
}

.btn-outline:hover {
    background: var(--color-white);
    color: var(--color-dark);
    transform: translateY(-2px);
}

/* Header */
.site-header {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    transition: var(--transition);
    padding: 10px 0;
    background: var(--color-white);
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

/* .site-header.scrolled logic simplified as it's already white */
.site-header.scrolled {
    padding: 8px 0;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.nav-logo {
    display: block;
    height: 80px;
    overflow: hidden;
}

.nav-logo img {
    height: 160px;
    margin-top: -40px;
    transition: var(--transition);
    object-fit: contain;
}

/* No blend mode needed on white bg */
.site-header.scrolled .nav-logo img {
    mix-blend-mode: normal;
}

/* Mobile Nav Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.nav-toggle span {
    width: 28px;
    height: 3px;
    background: var(--color-dark);
    border-radius: 3px;
    transition: var(--transition);
}

.site-header.scrolled .nav-toggle span {
    background: var(--color-dark);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 20px;
    align-items: center;
}

.nav-links a {
    color: var(--color-dark);
    font-weight: 600;
    transition: var(--transition);
}

.site-header.scrolled .nav-links a {
    color: var(--color-dark);
}

.nav-links a:hover {
    color: var(--color-primary);
}

.nav-cta {
    background: var(--color-primary);
    color: var(--color-white) !important;
    padding: 10px 24px;
    border-radius: 50px;
}

/* Hero */
.hero {
    height: 100vh;
    background: url('/assets/hero-bg.png') center/cover no-repeat;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    text-align: center;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
    padding: 0 24px;
}

.hero-badges {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.hero-badge-mini {
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(5px);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2.5rem;
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
}

/* Service Cards */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--color-white);
    padding: 40px 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid #f0f0f0;
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: var(--color-primary);
}

.service-icon {
    font-size: 3rem;
    color: var(--color-primary);
    margin-bottom: 1.5rem;
}

.service-card h3 {
    margin-bottom: 1rem;
    font-size: 1.4rem;
}

.service-features {
    list-style: none;
    margin-top: 1.5rem;
    text-align: left;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 8px;
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

.service-features i {
    color: var(--color-secondary);
}

/* Process Section */
.process-grid {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    padding-top: 2rem;
}

.process-step {
    flex: 1;
    text-align: center;
    position: relative;
}

.step-number {
    width: 40px;
    height: 40px;
    background: var(--color-primary);
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    margin: 0 auto 15px;
}

.step-icon {
    font-size: 2.5rem;
    color: var(--color-secondary);
    margin-bottom: 15px;
}

.process-connector {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    color: var(--color-bg-light);
}

/* Trust Section */
.trust-grid-large {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
}

.trust-card {
    display: flex;
    align-items: center;
    gap: 20px;
    background: var(--color-bg-light);
    padding: 25px;
    border-radius: 15px;
    transition: var(--transition);
}

.trust-card:hover {
    background: var(--color-white);
    box-shadow: var(--shadow);
}

.trust-icon {
    font-size: 2rem;
    color: var(--color-primary);
}

/* Calculator */
.calculator-card {
    background: var(--color-white);
    padding: 60px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    text-align: center;
    border-top: 6px solid var(--color-primary);
}

.calc-options {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin: 30px 0;
    flex-wrap: wrap;
}

.calc-btn {
    padding: 12px 24px;
    border: 2px solid var(--color-bg-light);
    background: transparent;
    border-radius: 30px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
}

.calc-btn.active, .calc-btn:hover {
    border-color: var(--color-primary);
    background: var(--color-primary);
    color: var(--color-white);
}

.calc-result {
    margin-top: 40px;
    padding: 30px;
    background: var(--color-bg-light);
    border-radius: 15px;
}

.result-value {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--color-secondary);
}

/* Subsidies */
.subsidies {
    background: linear-gradient(135deg, var(--color-dark), var(--color-secondary-dark));
    color: var(--color-white);
    text-align: center;
}

.subsidies-text {
    font-size: 1.2rem;
    margin-bottom: 3rem;
}

.badges {
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
}

.badge {
    padding: 15px 25px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
}

/* Contact Form */
.contact-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 40px;
}

.contact-form {
    background: #fff;
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    font-size: 0.9rem;
}

.form-group input, .form-group select, .form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--color-bg-light);
    border-radius: 10px;
    outline: none;
    transition: var(--transition);
}

.form-group input:focus {
    border-color: var(--color-primary);
}

.checkbox-group {
    display: flex;
    align-items: center;
    gap: 10px;
}

.checkbox-group input {
    width: auto;
}

.contact-info-card {
    background: var(--color-dark);
    color: var(--color-white);
    padding: 40px;
    border-radius: var(--border-radius);
    height: 100%;
}

.contact-socials {
    display: flex;
    gap: 15px;
    margin-top: 30px;
}

.contact-socials a {
    font-size: 1.5rem;
    color: var(--color-primary);
    transition: var(--transition);
}

.contact-socials a:hover {
    color: var(--color-white);
}

/* Footer & Other */
.site-footer {
    background: #1a252f;
    color: #fff;
    padding: 60px 0;
    text-align: center;
}

.footer-logo {
    margin-bottom: 20px;
}

.footer-brand {
    font-size: 2rem;
    font-weight: 900;
    color: var(--color-white);
    letter-spacing: 1px;
    display: block;
}

.footer-brand small {
    font-size: 1rem;
    font-weight: 400;
    color: var(--color-primary);
    margin: 0 2px;
}

.footer-tagline {
    display: block;
    font-size: 0.9rem;
    color: var(--color-primary);
    letter-spacing: 3px;
    margin-top: -5px;
}

.footer-links {
    margin: 20px 0;
    display: flex;
    justify-content: center;
    gap: 20px;
}

.footer-links a {
    color: var(--color-text-muted);
}

.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: #25d366;
    color: #fff;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
    z-index: 999;
}

.toast {
    display: none;
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-dark);
    color: #fff;
    padding: 15px 30px;
    border-radius: 50px;
    z-index: 10000;
    opacity: 0;
    transition: opacity 0.4s ease;
    max-width: 90vw;
    text-align: center;
    align-items: center;
    gap: 10px;
}

.toast.show {
    display: flex;
    opacity: 1;
}

/* Contact detail styling */
.contact-detail {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 20px;
}

.contact-detail i {
    font-size: 1.3rem;
    color: var(--color-primary);
    margin-top: 3px;
}

.contact-detail strong {
    display: block;
    margin-bottom: 2px;
}

.contact-info-card h3 {
    margin-bottom: 25px;
    font-size: 1.3rem;
}

/* Scroll indicator */
.hero-scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    font-size: 1.5rem;
    color: var(--color-white);
    opacity: 0.6;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-10px); }
    60% { transform: translateX(-50%) translateY(-5px); }
}

/* Reviews Section */
.reviews {
    background: var(--color-bg-light);
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    margin-bottom: 50px;
}

.review-card {
    background: var(--color-white);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
    border-left: 4px solid var(--color-primary);
    position: relative;
}

.review-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.12);
}

.review-card::before {
    content: '\201C';
    position: absolute;
    top: 10px;
    right: 20px;
    font-size: 4rem;
    color: var(--color-primary-light);
    opacity: 0.4;
    font-family: serif;
    line-height: 1;
}

.review-stars {
    margin-bottom: 12px;
    color: var(--color-primary);
    font-size: 1.1rem;
    letter-spacing: 2px;
}

.review-text {
    font-size: 0.95rem;
    line-height: 1.7;
    color: var(--color-text);
    margin-bottom: 15px;
    font-style: italic;
}

.review-author {
    display: flex;
    align-items: center;
    gap: 10px;
}

.review-avatar {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 700;
    font-size: 1rem;
}

.review-author-info strong {
    display: block;
    font-size: 0.95rem;
    color: var(--color-dark);
}

.review-author-info span {
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

/* Review Form */
.review-form-wrapper {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.review-form-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 25px;
    color: var(--color-dark);
}

.review-form {
    background: var(--color-white);
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    text-align: left;
}

/* Star Selector */
.star-selector {
    display: flex;
    gap: 8px;
    margin-top: 5px;
}

.star-selector .star {
    font-size: 1.8rem;
    color: #ddd;
    cursor: pointer;
    transition: color 0.2s ease, transform 0.2s ease;
}

.star-selector .star.active {
    color: var(--color-primary);
}

.star-selector .star:hover {
    transform: scale(1.2);
}

.review-disclaimer {
    text-align: center;
    margin-top: 15px;
    font-size: 0.85rem;
    color: var(--color-text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.reviews-empty {
    text-align: center;
    padding: 40px;
    color: var(--color-text-muted);
    font-size: 1.1rem;
    grid-column: 1 / -1;
}

/* Responsive */
@media (max-width: 992px) {
    .contact-grid { grid-template-columns: 1fr; }
    .process-grid { flex-direction: column; align-items: center; }
    .process-connector { transform: rotate(90deg); margin: 20px 0; }
    .trust-grid-large { grid-template-columns: 1fr; }
    .reviews-grid { grid-template-columns: 1fr; }
}

.form-checkbox {
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
    color: #666;
}

.form-checkbox input {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.form-checkbox a {
    color: #f2ba4d;
    text-decoration: underline;
}

@media (max-width: 768px) {
    .form-row { grid-template-columns: 1fr; }
    .hero-title { font-size: 2.5rem; }
    .hero-buttons { flex-direction: column; }
    .nav-toggle { display: flex; }
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: rgba(255,255,255,0.98);
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    }
    .nav-links.open { display: flex; }
    .nav-links a { color: var(--color-dark) !important; }
    .section { padding: 60px 0; }
    .section-title { font-size: 2rem; }
    .calculator-card { padding: 30px 20px; }
    .result-value { font-size: 1.8rem; }
}