/* Root Variables */
:root {
    --dark-blue: #003366;
    --medium-blue: #0056b3;
    --light-blue: #E3F2FD;
    --accent-blue: #007BFF;
    --white: #ffffff;
    --gray-light: #f8f9fa;
    --gray-text: #6c757d;
    --text-dark: #212529;
    --transition: all 0.3s ease;
    --shadow: 0 4px 15px rgba(0,0,0,0.1);
    --container-width: 1200px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--white);
    overflow-x: hidden;
}

img {
    max-width: 100%;
    display: block;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

.grid {
    display: grid;
    gap: 30px;
}

.align-center { align-items: center; }

.text-center { text-align: center; }
.bg-light { background-color: var(--gray-light); }
.bg-dark-blue { background-color: var(--dark-blue); }
.bg-light-blue { background-color: var(--light-blue); }
.text-white { color: var(--white); }
.text-dark-blue { color: var(--dark-blue); }
.text-light-blue { color: var(--light-blue); }
.highlight { color: var(--accent-blue); font-weight: 700; }
.rounded { border-radius: 12px; }
.shadow { box-shadow: var(--shadow); }

/* Typography */
h1, h2, h3, h4 {
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 { font-size: 2.5rem; font-weight: 700; }
h2 { font-size: 2rem; font-weight: 700; }
.section-title { margin-bottom: 1.5rem; }
.section-subtitle { font-size: 1.1rem; color: var(--gray-text); max-width: 800px; margin: 0 auto 3rem; }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.8rem 1.5rem;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    gap: 10px;
}

.btn-primary {
    background-color: var(--dark-blue);
    color: var(--white);
}

.btn-primary:hover {
    background-color: var(--medium-blue);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: var(--light-blue);
    color: var(--dark-blue);
}

.btn-light {
    background-color: var(--white);
    color: var(--dark-blue);
}

.btn-light:hover {
    background-color: var(--light-blue);
}

.btn-lg {
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 20px 0;
    background: var(--white);
    display: flex;
    align-items: center;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    transition: var(--transition);
}

.navbar.scrolled {
    padding: 10px 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
}

.navbar .container {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo img {
    height: 80px;
    transition: var(--transition);
}

.navbar.scrolled .logo img {
    height: 60px;
}

.nav-links {
    display: flex;
    gap: 35px;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-dark);
    font-size: 1.15rem;
    font-weight: 600;
    transition: var(--transition);
}

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

.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--dark-blue);
}

/* Hero Section */
.hero {
    padding: 180px 0 100px;
    overflow: hidden;
    min-height: 80vh;
    display: flex;
    align-items: center;
}

.hero .grid {
    grid-template-columns: 1.2fr 0.8fr;
    align-items: center;
}

.badge {
    display: inline-block;
    padding: 5px 15px;
    background: var(--light-blue);
    color: var(--dark-blue);
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.1rem;
    color: var(--gray-text);
    margin-bottom: 2rem;
}

.hero-image {
    position: relative;
}

.experience-badge {
    position: absolute;
    bottom: -20px;
    left: -20px;
    background: var(--dark-blue);
    color: var(--white);
    padding: 15px 25px;
    border-radius: 12px;
    text-align: center;
    box-shadow: var(--shadow);
}

.experience-badge strong { font-size: 1.5rem; display: block; }

/* Pain Section */
.pain-section { padding: 80px 0; }
.pain-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 50px;
}

.pain-item i {
    font-size: 2.5rem;
    color: var(--accent-blue);
    margin-bottom: 1rem;
}

/* Solution Section */
.solution-section { padding: 80px 0; }
.solution-section .grid { grid-template-columns: 1fr 1fr; }

.feature-list {
    list-style: none;
    margin: 20px 0 30px;
}

.feature-list li {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 20px;
    font-size: 1.1rem;
    line-height: 1.5;
}

.feature-list li i {
    margin-top: 5px;
    color: var(--accent-blue);
    flex-shrink: 0;
}

.feature-list li span {
    flex: 1;
}

.solution-cards {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.card {
    padding: 30px;
    border-radius: 15px;
}

/* Benefits Section */
.benefits-section { padding: 80px 0; }
.benefits-grid {
    grid-template-columns: repeat(3, 1fr);
    margin-top: 50px;
}

.benefit-card {
    text-align: center;
    padding: 20px;
}

.icon-box {
    width: 70px;
    height: 70px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 2rem;
    color: var(--light-blue);
}

/* Category Grid */
.category-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 30px;
}

.category-card {
    position: relative;
    border-radius: 15px;
    overflow: hidden;
    height: 350px;
    box-shadow: var(--shadow);
}

.category-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.category-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 20px;
    background: linear-gradient(transparent, rgba(0,51,102,0.8));
    color: var(--white);
}

.category-overlay h3 { margin-bottom: 5px; }
.category-overlay p { font-size: 0.9rem; opacity: 0.9; }

.category-card:hover .category-img {
    transform: scale(1.05);
}

.mt-5 { margin-top: 3rem; }
.mb-4 { margin-bottom: 2rem; }

/* Differentials */
.differentials-section { padding: 80px 0; }
.differentials-section .grid { grid-template-columns: 1fr 1fr; }

.diff-image {
    max-width: 350px;
    margin: 0 auto;
}

.diff-image img {
    width: 100%;
    height: auto;
    transition: var(--transition);
}

.diff-image:hover img {
    transform: translateY(-5px);
}

.diff-item {
    margin-top: 1.5rem;
}

.diff-item h4 {
    margin-bottom: 0.2rem;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.social-icon {
    color: var(--white);
    text-decoration: none;
    font-size: 1.1rem;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 50px;
}

.social-icon:hover {
    background: rgba(255,255,255,0.1);
    color: var(--light-blue);
    border-color: var(--light-blue);
}

/* Objections */
.objections-section { padding: 80px 0; }
.objection-grid {
    grid-template-columns: repeat(3, 1fr);
    margin-top: 40px;
}

.objection-card {
    padding: 20px;
}

.objection-card i {
    font-size: 2rem;
    color: var(--dark-blue);
    margin-bottom: 15px;
}

/* CTA Divider */
.cta-divider {
    padding: 80px 0;
    background: linear-gradient(rgba(0,51,102,0.9), rgba(0,51,102,0.9)), url('../img/fachada.jpg');
    background-size: cover;
    background-position: center;
    color: var(--white);
}

.cta-divider h2 { margin-bottom: 10px; }
.cta-divider p { margin-bottom: 30px; font-size: 1.2rem; }

/* FAQ */
.faq-section { padding: 80px 0; }
.faq-container { max-width: 800px; margin: 0 auto; }

.faq-item {
    margin-bottom: 15px;
    border-radius: 10px;
    overflow: hidden;
    background: var(--white);
}

.faq-question {
    width: 100%;
    padding: 20px;
    text-align: left;
    background: none;
    border: none;
    font-size: 1.1rem;
    font-weight: 600;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    color: var(--dark-blue);
}

.faq-question i {
    transition: var(--transition);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
    padding: 0 20px;
}

.faq-answer p { padding-bottom: 20px; color: var(--gray-text); }

.faq-item.active .faq-answer { max-height: 500px; }
.faq-item.active i { transform: rotate(180deg); }

/* Final Call */
.final-call { padding: 100px 0 40px; }

.final-call p {
    margin-bottom: 30px;
    font-size: 1.1rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.footer-info {
    margin-top: 60px;
    padding-top: 40px;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.footer-logo { height: 120px; margin: 0 auto 20px; filter: brightness(0) invert(1); }

/* Responsive */
.mobile-only { display: none; }

@media (max-width: 992px) {
    h1 { font-size: 2.2rem; }
    .hero .grid, .solution-section .grid, .differentials-section .grid { grid-template-columns: 1fr; }
    .hero-image { 
        order: -1; 
        max-width: 500px;
        margin: 0 auto 30px;
    }
    .pain-grid, .benefits-grid, .objection-grid { grid-template-columns: 1fr; }
    .desktop-only { display: none; }
    .mobile-only { display: inline-flex; }
    .nav-links {
        position: fixed;
        top: 80px;
        left: 0;
        width: 100%;
        flex-direction: column;
        align-items: center;
        background: var(--white);
        padding: 40px 20px;
        transition: var(--transition);
        z-index: 999;
        max-height: 0;
        overflow: hidden;
        opacity: 0;
        pointer-events: none;
        gap: 25px;
        border-top: 1px solid #eee;
    }
    .nav-links.active {
        max-height: 100vh;
        opacity: 1;
        pointer-events: all;
    }
    .nav-links a {
        font-size: 1.2rem;
        width: 100%;
        text-align: center;
        padding: 10px 0;
    }
    .menu-toggle { display: block; }
}

@media (max-width: 576px) {
    h1 { font-size: 1.8rem; }
    .hero { padding: 120px 0 40px; }
    .btn {
        padding: 0.7rem 1rem;
        font-size: 0.85rem;
        width: 100%;
        white-space: nowrap;
    }
    .btn-lg { 
        padding: 0.9rem 1.2rem;
        font-size: 0.9rem;
    }
    .experience-badge { position: relative; left: 0; bottom: 0; margin-top: 20px; }
}