/* ========================================
   Variables y Reset
   ======================================== */
:root {
    --color-primary: #0ea5e9;
    --color-primary-dark: #0284c7;
    --color-primary-light: #38bdf8;
    --color-secondary: #06b6d4;
    --color-accent: #f59e0b;
    --color-dark: #0f172a;
    --color-gray: #475569;
    --color-light-gray: #cbd5e1;
    --color-bg: #f8fafc;
    --color-white: #ffffff;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
    --font-primary: 'Poppins', sans-serif;
    --font-display: 'Montserrat', sans-serif;
}

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

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

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

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

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

/* ========================================
   Utilidades
   ======================================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

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

.section-label {
    display: inline-block;
    color: var(--color-primary);
    font-weight: 600;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 0.75rem;
}

.section-title {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--color-dark);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.section-description {
    font-size: 1.125rem;
    color: var(--color-gray);
    max-width: 600px;
    margin: 0 auto;
}

/* Botones */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    font-weight: 600;
    font-size: 1rem;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: var(--color-white);
    box-shadow: var(--shadow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.95);
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
    box-shadow: var(--shadow);
}

.btn-secondary:hover {
    background: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-whatsapp {
    background: #25D366;
    color: var(--color-white);
    padding: 0.75rem 1.5rem;
    font-size: 0.9rem;
    margin-top: 1rem;
}

.btn-whatsapp:hover {
    background: #1fa855;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-map {
    background: var(--color-light-gray);
    color: var(--color-dark);
    padding: 0.75rem 1.5rem;
    font-size: 0.9rem;
    margin-top: 1rem;
}

.btn-map:hover {
    background: var(--color-gray);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

/* ========================================
   Navigation
   ======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow);
    z-index: 1000;
    transition: var(--transition);
}

.navbar.scrolled {
    box-shadow: var(--shadow-lg);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--color-dark);
}

.logo-icon {
    width: 40px;
    height: 40px;
}

.logo-img {
    height: 50px;
    width: auto;
    object-fit: contain;
}

@media (max-width: 768px) {
    .logo-img {
        height: 40px;
    }
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--color-dark);
    border-radius: 2px;
    transition: var(--transition);
}

.nav-menu {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-menu a {
    font-weight: 500;
    color: var(--color-dark);
    transition: var(--transition);
}

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

.nav-cta {
    background: var(--color-primary);
    color: var(--color-white) !important;
    padding: 0.5rem 1.25rem;
    border-radius: 6px;
}

.nav-cta:hover {
    background: var(--color-primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow);
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    margin-top: 72px;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    transform: scale(1.1);
    transition: transform 8s ease-out;
}

.hero:hover .hero-background {
    transform: scale(1.15);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.55), rgba(0, 0, 0, 0.45));
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 2rem;
    max-width: 900px;
    margin: 0 auto;
}

.hero-text {
    animation: fadeInUp 1s ease-out;
}

.hero-title {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.hero-title-main {
    font-family: var(--font-display);
    font-size: 4rem;
    font-weight: 800;
    color: var(--color-white);
    line-height: 1.1;
    text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.2);
}

.hero-title-sub {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.95);
    line-height: 1.2;
}

.hero-description {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 2.5rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
}

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

.hero-scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-white);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    animation: bounce 2s infinite;
}

/* ========================================
   Features Section
   ======================================== */
.features {
    padding: 4rem 0;
    background: var(--color-bg);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--color-white);
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.feature-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 1.25rem;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
}

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 0.5rem;
}

.feature-card p {
    color: var(--color-gray);
    font-size: 0.95rem;
}

/* ========================================
   Services Section
   ======================================== */
.services {
    padding: 6rem 0;
    background: var(--color-white);
}

.services-grid {
    display: flex;
    flex-direction: column;
    gap: 4rem;
}

.service-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    background: var(--color-bg);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.service-card-reverse {
    grid-template-columns: 1fr 1fr;
}

.service-card-reverse .service-image {
    order: 2;
}

.service-card-reverse .service-content {
    order: 1;
}

.service-image {
    width: 100%;
    height: 100%;
    min-height: 400px;
    position: relative;
    overflow: hidden;
}

.service-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.service-content {
    padding: 3rem;
}

.service-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    margin-bottom: 1.5rem;
}

.service-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 1rem;
}

.service-description {
    color: var(--color-gray);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.service-features {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--color-gray);
    font-size: 0.95rem;
}

.service-features li:before {
    content: '✓';
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background: var(--color-primary);
    color: var(--color-white);
    border-radius: 50%;
    font-weight: 700;
    flex-shrink: 0;
}

/* ========================================
   About Section
   ======================================== */
.about {
    padding: 6rem 0;
    background: linear-gradient(135deg, rgba(14, 165, 233, 0.05), rgba(6, 182, 212, 0.05));
}

.about-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 4rem;
    align-items: start;
}

.about-text {
    background: var(--color-white);
    padding: 3rem;
    border-radius: 15px;
    box-shadow: var(--shadow-lg);
}

.about-description {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    color: var(--color-gray);
    line-height: 1.8;
    margin-bottom: 2rem;
}

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

.value-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    background: var(--color-bg);
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-dark);
}

.value-item svg {
    color: var(--color-primary);
    flex-shrink: 0;
}

.about-stats {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

.stat-card {
    background: var(--color-white);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.stat-number {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--color-gray);
    font-weight: 500;
}

/* ========================================
   Gallery Section
   ======================================== */
.gallery {
    padding: 6rem 0;
    background: var(--color-white);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.gallery-item {
    position: relative;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    cursor: pointer;
    transition: var(--transition);
    aspect-ratio: 4 / 3;
}

.gallery-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(15, 23, 42, 0.95), transparent);
    color: var(--color-white);
    padding: 2rem;
    transform: translateY(10px);
    opacity: 0;
    transition: var(--transition);
}

.gallery-item:hover .gallery-overlay {
    transform: translateY(0);
    opacity: 1;
}

.gallery-overlay h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.gallery-overlay p {
    font-size: 0.95rem;
    opacity: 0.9;
}

/* ========================================
   Testimonials Section
   ======================================== */
.testimonials {
    padding: 6rem 0;
    background: var(--color-bg);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.testimonial-card {
    background: var(--color-white);
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.testimonial-stars {
    display: flex;
    gap: 0.25rem;
    color: var(--color-accent);
    margin-bottom: 1.5rem;
}

.testimonial-text {
    font-size: 1.05rem;
    color: var(--color-gray);
    line-height: 1.7;
    margin-bottom: 1.5rem;
    font-style: italic;
}

.testimonial-author strong {
    display: block;
    color: var(--color-dark);
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.testimonial-author span {
    color: var(--color-gray);
    font-size: 0.9rem;
}

/* ========================================
   Contact Section
   ======================================== */
.contact {
    padding: 6rem 0;
    background: linear-gradient(135deg, rgba(14, 165, 233, 0.05), rgba(6, 182, 212, 0.05));
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 3rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-card {
    background: var(--color-white);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
}

.contact-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    margin-bottom: 1rem;
}

.contact-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 0.75rem;
}

.contact-card p {
    color: var(--color-gray);
    line-height: 1.6;
}

.contact-card a {
    color: var(--color-primary);
    font-weight: 600;
}

.contact-card a:hover {
    color: var(--color-primary-dark);
}

/* Contact Form */
.contact-form {
    background: var(--color-white);
    padding: 3rem;
    border-radius: 15px;
    box-shadow: var(--shadow-lg);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.form-group label {
    display: block;
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 2px solid var(--color-light-gray);
    border-radius: 8px;
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
}

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

.btn-submit {
    width: 100%;
    justify-content: center;
    padding: 1rem;
    font-size: 1.1rem;
    margin-top: 1rem;
}

.btn-submit:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

/* Mensajes de estado del formulario */
.form-mensaje {
    padding: 1rem 1.25rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    font-weight: 500;
    font-size: 0.95rem;
    line-height: 1.5;
    transition: opacity 0.5s ease;
}

.form-mensaje-success {
    background-color: #d1fae5;
    color: #065f46;
    border: 1px solid #10b981;
}

.form-mensaje-error {
    background-color: #fee2e2;
    color: #991b1b;
    border: 1px solid #ef4444;
}

/* Campos con error */
.input-error {
    border-color: #ef4444 !important;
    background-color: #fef2f2 !important;
    animation: shake 0.5s ease;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-5px); }
    20%, 40%, 60%, 80% { transform: translateX(5px); }
}


/* ========================================
   Footer
   ======================================== */
.footer {
    background: var(--color-dark);
    color: rgba(255, 255, 255, 0.8);
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h3 {
    color: var(--color-white);
    font-weight: 700;
    margin-bottom: 1.25rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--color-white);
    margin-bottom: 1rem;
}

.footer-logo .logo-icon {
    width: 40px;
    height: 40px;
}

.footer-description {
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-links a:hover {
    color: var(--color-primary-light);
    padding-left: 5px;
}

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-contact li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.footer-contact svg {
    color: var(--color-primary-light);
    flex-shrink: 0;
}

.footer-contact a:hover {
    color: var(--color-primary-light);
}

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

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

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

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

/* Scroll animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 1024px) {
    .section-title {
        font-size: 2rem;
    }

    .hero-title-main {
        font-size: 3rem;
    }

    .hero-title-sub {
        font-size: 2.25rem;
    }

    .service-card,
    .service-card-reverse {
        grid-template-columns: 1fr;
    }

    .service-card-reverse .service-image,
    .service-card-reverse .service-content {
        order: initial;
    }

    .service-image {
        min-height: 300px;
    }

    .about-content {
        grid-template-columns: 1fr;
    }

    .contact-content {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    html {
        font-size: 14px;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        flex-direction: column;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(10px);
        padding: 2rem;
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        opacity: 0;
        transition: var(--transition);
        pointer-events: none;
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }

    .hero-title-main {
        font-size: 2.5rem;
    }

    .hero-title-sub {
        font-size: 1.75rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .service-image {
        min-height: 250px;
    }

    .service-content {
        padding: 2rem;
    }

    .about-values {
        grid-template-columns: 1fr;
    }

    .gallery-grid {
        grid-template-columns: 1fr;
    }

    .testimonials-grid {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .hero-title-main {
        font-size: 2rem;
    }

    .hero-title-sub {
        font-size: 1.5rem;
    }

    .btn {
        padding: 0.75rem 1.25rem;
        font-size: 0.95rem;
    }

    .feature-card,
    .service-content,
    .about-text,
    .contact-card,
    .contact-form {
        padding: 1.5rem;
    }
}