/* ==========================================
   VARIABLES Y CONFIGURACIÓN BASE
   ========================================== */

:root {
    --primary-color: #0066CC;
    --primary-dark: #004C99;
    --primary-light: #3385D6;
    --secondary-color: #34A853;
    --secondary-dark: #2E7D32;
    --accent-color: #FF9800;
    --text-dark: #1a1a1a;
    --text-medium: #4a4a4a;
    --text-light: #666;
    --bg-light: #f8f9fa;
    --bg-lighter: #ffffff;
    --border-color: #e0e0e0;
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 15px rgba(0,0,0,0.12);
    --shadow-lg: 0 8px 25px rgba(0,0,0,0.15);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background: var(--bg-lighter);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ==========================================
   HEADER & NAVIGATION
   ========================================== */

.header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.navbar {
    padding: 1rem 0;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
}

.logo h1 {
    font-size: 1.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
    margin-bottom: 0.2rem;
}

.tagline {
    font-size: 0.75rem;
    color: var(--text-light);
    font-weight: 400;
    display: block;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
    transition: var(--transition);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition);
}

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

.nav-links a:hover::after {
    width: 100%;
}

.cta-button {
    background: linear-gradient(135deg, #25D366, #128C7E);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.3);
    transition: var(--transition);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
}

/* ==========================================
   HERO SECTION
   ========================================== */

.hero-section {
    position: relative;
    background: linear-gradient(135deg, #0066CC 0%, #004C99 100%);
    padding: 8rem 0 6rem;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><circle cx="50" cy="50" r="40" fill="rgba(255,255,255,0.05)"/></svg>');
    opacity: 0.3;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0,102,204,0.9), rgba(0,76,153,0.9));
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-text {
    text-align: center;
    color: white;
}

.hero-badge {
    display: inline-block;
    background: rgba(255,255,255,0.2);
    backdrop-filter: blur(10px);
    padding: 0.5rem 1.5rem;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(255,255,255,0.3);
}

.hero-text h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 2.5rem;
    opacity: 0.95;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 4rem;
}

.btn-primary {
    background: linear-gradient(135deg, #25D366, #128C7E);
    color: white;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.3);
    transition: var(--transition);
    border: 2px solid transparent;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
}

.btn-outline {
    background: transparent;
    color: white;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    border: 2px solid rgba(255,255,255,0.5);
    backdrop-filter: blur(10px);
    transition: var(--transition);
}

.btn-outline:hover {
    background: rgba(255,255,255,0.15);
    border-color: white;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 4rem;
    flex-wrap: wrap;
}

.stat-item {
    text-align: center;
}

.stat-item h3 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.stat-item p {
    font-size: 1rem;
    opacity: 0.9;
}

/* ==========================================
   SECTION HEADERS
   ========================================== */

section {
    padding: 5rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-tag {
    display: inline-block;
    color: var(--primary-color);
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1rem;
}

.section-header h2 {
    font-size: 2.5rem;
    color: var(--text-dark);
    margin-bottom: 1rem;
    font-weight: 700;
}

.section-header p {
    font-size: 1.1rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

/* ==========================================
   ABOUT SECTION
   ========================================== */

.about-section {
    background: var(--bg-lighter);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-content .lead {
    font-size: 1.2rem;
    font-weight: 500;
    color: var(--text-medium);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.about-content p {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.about-features {
    margin-top: 2.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.feature {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.feature i {
    font-size: 1.5rem;
    color: var(--primary-color);
    flex-shrink: 0;
    margin-top: 0.2rem;
}

.feature h4 {
    margin-bottom: 0.3rem;
    color: var(--text-dark);
}

.feature p {
    color: var(--text-light);
    font-size: 0.95rem;
    margin: 0;
}

.about-image {
    position: relative;
}

.image-card {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.image-card img {
    width: 100%;
    height: 500px;
    object-fit: cover;
    display: block;
}

.image-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    padding: 2rem;
    color: white;
    text-align: center;
}

.image-overlay i {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.image-overlay h3 {
    font-size: 1.3rem;
}

/* ==========================================
   MISSION & VISION
   ========================================== */

.mission-vision {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
}

.mv-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem;
}

.mv-card {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 20px;
    padding: 3rem;
    text-align: center;
    transition: var(--transition);
}

.mv-card:hover {
    background: rgba(255,255,255,0.15);
    transform: translateY(-5px);
}

.mv-icon {
    width: 80px;
    height: 80px;
    background: rgba(255,255,255,0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 2rem;
}

.mv-icon i {
    font-size: 2.5rem;
}

.mv-card h3 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
}

.mv-card p {
    font-size: 1.05rem;
    line-height: 1.8;
    opacity: 0.95;
}

/* ==========================================
   SERVICES SECTION
   ========================================== */

.services-section {
    background: var(--bg-light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.service-card {
    background: white;
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid transparent;
}

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

.service-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.service-icon i {
    font-size: 2rem;
    color: white;
}

.service-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.service-card p {
    color: var(--text-light);
    margin-bottom: 1rem;
    line-height: 1.7;
}

.service-card ul {
    list-style: none;
    padding: 0;
}

.service-card ul li {
    color: var(--text-medium);
    padding: 0.4rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.service-card ul li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--secondary-color);
    font-weight: bold;
}

/* ==========================================
   VALUES SECTION
   ========================================== */

.values-section {
    background: white;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.value-card {
    text-align: center;
    padding: 2rem;
    border-radius: 15px;
    background: var(--bg-light);
    transition: var(--transition);
}

.value-card:hover {
    background: white;
    box-shadow: var(--shadow-md);
    transform: translateY(-5px);
}

.value-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--secondary-color), var(--secondary-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.value-icon i {
    font-size: 2rem;
    color: white;
}

.value-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.value-card p {
    color: var(--text-light);
    line-height: 1.7;
}

/* ==========================================
   WHY US SECTION
   ========================================== */

.why-us {
    background: var(--bg-light);
}

.why-us-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.why-us-text h2 {
    font-size: 2.2rem;
    margin-bottom: 2rem;
    color: var(--text-dark);
}

.why-reasons {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.reason {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.reason i {
    font-size: 1.5rem;
    color: var(--secondary-color);
    flex-shrink: 0;
    margin-top: 0.2rem;
}

.reason h4 {
    margin-bottom: 0.3rem;
    color: var(--text-dark);
}

.reason p {
    color: var(--text-light);
    margin: 0;
}

.why-us-image {
    position: relative;
}

.why-us-image img {
    width: 100%;
    height: 500px;
    object-fit: cover;
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
}

/* ==========================================
   PARTNERS SECTION
   ========================================== */

.partners-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 5rem 0;
}

.partners-category {
    margin-bottom: 4rem;
}

.partners-category h3 {
    text-align: center;
    font-size: 1.8rem;
    color: var(--primary-color);
    margin-bottom: 2.5rem;
    font-weight: 600;
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 2rem;
    align-items: center;
    justify-items: center;
}

.arl-grid {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    max-width: 900px;
    margin: 0 auto;
}

.partner-logo {
    background: white;
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    height: 120px;
    width: 180px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.partner-logo:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.partner-logo img {
    max-width: 100%;
    max-height: 80px;
    width: auto;
    height: auto;
    object-fit: contain;
    filter: grayscale(100%);
    opacity: 0.7;
    transition: var(--transition);
}

.partner-logo:hover img {
    filter: grayscale(0%);
    opacity: 1;
}

.partners-cta {
    text-align: center;
    margin-top: 3rem;
    padding: 2rem;
    background: white;
    border-radius: 15px;
    box-shadow: var(--shadow-sm);
}

.partners-cta p {
    font-size: 1.2rem;
    color: var(--text-dark);
}

.partners-cta a {
    color: var(--primary-color);
    font-weight: 600;
    text-decoration: none;
    border-bottom: 2px solid var(--primary-color);
    transition: var(--transition);
}

.partners-cta a:hover {
    color: var(--secondary-color);
    border-color: var(--secondary-color);
}

/* ==========================================
   CONTACT SECTION
   ========================================== */

.contact-section {
    background: white;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info h3 {
    font-size: 1.8rem;
    margin-bottom: 2rem;
    color: var(--text-dark);
}

.info-item {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

.info-item i {
    font-size: 1.5rem;
    color: var(--primary-color);
    flex-shrink: 0;
    margin-top: 0.2rem;
}

.info-item h4 {
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.info-item p {
    color: var(--text-light);
    margin: 0;
    line-height: 1.6;
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

.social-links a {
    width: 50px;
    height: 50px;
    background: var(--bg-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 1.3rem;
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-3px);
}

.contact-form-container {
    background: var(--bg-light);
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: var(--shadow-sm);
}

.contact-form-container h3 {
    font-size: 1.8rem;
    margin-bottom: 2rem;
    color: var(--text-dark);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

.form-row input,
.form-row select,
.form-row textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid var(--border-color);
    border-radius: 10px;
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1);
}

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

.btn-submit {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    padding: 1rem 2rem;
    border: none;
    border-radius: 10px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: var(--transition);
}

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

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

.footer {
    background: linear-gradient(135deg, #1a1a1a, #2d2d2d);
    color: white;
    padding: 4rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-col h3,
.footer-col h4 {
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
}

.footer-col p {
    opacity: 0.8;
    margin-bottom: 1rem;
    line-height: 1.7;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 0.8rem;
}

.footer-col a {
    color: white;
    text-decoration: none;
    opacity: 0.8;
    transition: var(--transition);
}

.footer-col a:hover {
    opacity: 1;
    color: var(--primary-light);
}

.footer-social {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.footer-social a {
    width: 45px;
    height: 45px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: var(--transition);
}

.footer-social a:hover {
    background: var(--primary-color);
    transform: translateY(-3px);
}

.legal-info {
    background: rgba(255,255,255,0.05);
    padding: 1rem;
    border-radius: 10px;
    margin-top: 1rem;
    font-size: 0.9rem;
}

.footer-cert {
    background: rgba(255,255,255,0.05);
    padding: 0.8rem 1rem;
    border-radius: 8px;
    margin-top: 1rem;
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-cert i {
    color: var(--accent-color);
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 2rem;
    text-align: center;
    opacity: 0.8;
    font-size: 0.9rem;
}

.footer-bottom p {
    margin-bottom: 0.5rem;
}

.footer-bottom i {
    color: #e74c3c;
}

/* ==========================================
   WHATSAPP FLOAT BUTTON
   ========================================== */

.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #25D366, #128C7E);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
    z-index: 999;
    transition: var(--transition);
    animation: pulse 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.5);
}

.whatsapp-float i {
    font-size: 2rem;
    color: white;
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
    }
    50% {
        box-shadow: 0 4px 25px rgba(37, 211, 102, 0.6);
    }
}

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

@media (max-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .values-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    /* Navigation */
    .nav-links {
        display: none;
    }
    
    /* Hero */
    .hero-text h1 {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-stats {
        gap: 2rem;
    }
    
    .stat-item h3 {
        font-size: 2.5rem;
    }
    
    /* Grids */
    .about-grid,
    .mv-grid,
    .contact-grid,
    .why-us-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .services-grid,
    .values-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    /* Partners */
    .partners-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    
    .partner-logo {
        height: 100px;
        width: 150px;
        padding: 1rem;
    }
    
    .partner-logo img {
        max-height: 60px;
    }
    
    .arl-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* Sections */
    section {
        padding: 3rem 0;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    /* Images */
    .image-card img,
    .why-us-image img {
        height: 350px;
    }
    
    /* WhatsApp Float */
    .whatsapp-float {
        bottom: 20px;
        right: 20px;
        width: 55px;
        height: 55px;
    }
    
    .whatsapp-float i {
        font-size: 1.8rem;
    }
}

@media (max-width: 480px) {
    .hero-text h1 {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .section-header h2 {
        font-size: 1.8rem;
    }
    
    .btn-primary,
    .btn-outline {
        padding: 0.8rem 1.5rem;
        font-size: 0.9rem;
    }
    
    .partners-grid {
        grid-template-columns: 1fr;
    }
    
    .partner-logo {
        width: 100%;
        max-width: 200px;
    }
}

/* ==========================================
   ANIMATIONS
   ========================================== */

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

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* Smooth scrolling offset for fixed header */
section {
    scroll-margin-top: 80px;
}

/* Print styles */
@media print {
    .whatsapp-float,
    .header,
    .hero-buttons,
    .contact-form {
        display: none;
    }
}