/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-blue: #1e3a8a;
    --secondary-blue: #3b82f6;
    --light-blue: #dbeafe;
    --primary-orange: #f97316;
    --secondary-orange: #fb923c;
    --light-orange: #fed7aa;
    --dark-gray: #1f2937;
    --gray: #6b7280;
    --light-gray: #f3f4f6;
    --white: #ffffff;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--dark-gray);
    overflow-x: hidden;
}

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

/* Header */
.header {
    background: var(--white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar {
    padding: 1rem 0;
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo img {
    height: 50px;
    width: auto;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    text-decoration: none;
    color: var(--dark-gray);
    font-weight: 500;
    transition: color 0.3s;
    position: relative;
}

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

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-orange);
    transition: width 0.3s;
}

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

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

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--primary-blue);
    transition: all 0.3s;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-blue) 100%);
    color: var(--white);
    padding: 120px 0 80px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::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"><defs><pattern id="grid" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M 100 0 L 0 0 0 100" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="1"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

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

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2.5rem;
    opacity: 0.95;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

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

/* Buttons */
.btn {
    display: inline-block;
    padding: 14px 32px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

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

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

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

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

/* Sections */
.section {
    padding: 80px 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--primary-blue);
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-orange), var(--secondary-orange));
    border-radius: 2px;
}

/* About Section */
.about-section {
    background: var(--light-gray);
}

.about-content {
    max-width: 900px;
    margin: 0 auto;
}

.about-text {
    font-size: 1.1rem;
    line-height: 1.8;
}

.about-text .lead {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--primary-blue);
    margin-bottom: 1.5rem;
}

.about-text p {
    margin-bottom: 1.5rem;
}

/* Services Section */
.services-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    justify-content: center;
}

.services-grid .service-card {
    flex: 0 0 calc(33.333% - 1.34rem);
    min-width: 250px;
    max-width: 300px;
}

.service-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: all 0.3s;
    border-top: 4px solid var(--primary-orange);
}

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

.service-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

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

.service-card p {
    color: var(--gray);
}

/* Advantages Section */
.advantages-section {
    background: linear-gradient(135deg, var(--light-blue) 0%, var(--white) 100%);
}

.advantages-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    justify-content: center;
}

.advantages-grid .advantage-item {
    flex: 0 0 calc(33.333% - 1.34rem);
    min-width: 280px;
    max-width: 320px;
}

.advantage-item {
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
    transition: all 0.3s;
    border-left: 4px solid var(--primary-orange);
}

.advantage-item:hover {
    transform: translateX(5px);
    box-shadow: var(--shadow-lg);
}

.advantage-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-orange);
    opacity: 0.3;
    margin-bottom: 1rem;
}

.advantage-item h3 {
    font-size: 1.3rem;
    color: var(--primary-blue);
    margin-bottom: 0.5rem;
}

.advantage-item p {
    color: var(--gray);
}

/* Formats Section */
.formats-section {
    background: var(--white);
}

.formats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.format-card {
    background: var(--light-gray);
    padding: 2.5rem;
    border-radius: 12px;
    border-top: 4px solid var(--primary-blue);
    transition: all 0.3s;
}

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

.format-card h3 {
    font-size: 1.5rem;
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

.format-card p {
    color: var(--gray);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.format-features {
    list-style: none;
}

.format-features li {
    padding: 0.5rem 0;
    color: var(--dark-gray);
}

/* Team Section */
.team-section {
    background: var(--light-gray);
}

.team-category {
    margin-bottom: 3rem;
}

.team-category h3 {
    font-size: 1.8rem;
    color: var(--primary-blue);
    margin-bottom: 2rem;
    text-align: center;
}

.team-grid,
.equipment-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1.5rem;
}

.team-placeholder,
.gallery-placeholder {
    grid-column: 1 / -1;
    text-align: center;
    padding: 3rem;
    background: var(--white);
    border-radius: 12px;
    color: var(--gray);
    border: 2px dashed var(--gray);
}

.team-item,
.equipment-item {
    background: var(--white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: all 0.3s;
}

.team-item:hover,
.equipment-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.team-item img,
.equipment-item img {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.team-item-info,
.equipment-item-info {
    padding: 1rem;
    text-align: center;
}

/* Gallery Section */
.gallery-section {
    background: var(--white);
}

.gallery-filters {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 24px;
    background: var(--light-gray);
    border: 2px solid transparent;
    border-radius: 25px;
    cursor: pointer;
    font-weight: 500;
    color: var(--dark-gray);
    transition: all 0.3s;
}

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

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

.gallery-item {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
    cursor: pointer;
    transition: all 0.3s;
}

.gallery-item:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

.gallery-item img {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.gallery-item-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    color: var(--white);
    padding: 1rem;
    transform: translateY(100%);
    transition: transform 0.3s;
}

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

/* Calculator Section */
.calculator-section {
    background: linear-gradient(135deg, var(--light-blue) 0%, var(--white) 100%);
}

.calculator-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    max-width: 1000px;
    margin: 0 auto;
}

.calculator-form {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
}

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

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

.form-group input,
.form-group select {
    width: 100%;
    padding: 12px;
    border: 2px solid var(--light-gray);
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-orange);
}

.calculator-result {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    border-top: 4px solid var(--primary-orange);
}

.calculator-result h3 {
    color: var(--primary-blue);
    margin-bottom: 1.5rem;
}

.result-content {
    font-size: 1.1rem;
}

.result-item {
    display: flex;
    justify-content: space-between;
    padding: 1rem 0;
    border-bottom: 1px solid var(--light-gray);
}

.result-item:last-child {
    border-bottom: none;
    font-weight: 700;
    font-size: 1.3rem;
    color: var(--primary-orange);
}

/* Contacts Section */
.contacts-section {
    background: var(--white);
}

.contacts-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

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

.contact-item {
    margin-bottom: 1.5rem;
}

.contact-item strong {
    display: block;
    color: var(--primary-blue);
    margin-bottom: 0.5rem;
}

.contact-item p {
    color: var(--gray);
}

.map-container h3 {
    color: var(--primary-blue);
    margin-bottom: 1rem;
    font-size: 1.8rem;
}

.map-placeholder {
    background: var(--light-gray);
    border: 2px dashed var(--gray);
    border-radius: 12px;
    padding: 3rem;
    text-align: center;
    margin-bottom: 1.5rem;
    min-height: 200px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.map-placeholder p {
    color: var(--gray);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.map-note {
    font-size: 0.9rem;
    font-weight: 400;
    opacity: 0.7;
}

/* Footer */
.footer {
    background: var(--primary-blue);
    color: var(--white);
    padding: 2rem 0;
}

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

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

.footer-info p {
    margin-bottom: 0.5rem;
    opacity: 0.9;
}

/* WhatsApp Button */
.whatsapp-button {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    z-index: 999;
    transition: all 0.3s;
    color: var(--white);
}

.whatsapp-button:hover {
    transform: scale(1.1);
    box-shadow: 0 15px 25px -5px rgba(37, 211, 102, 0.4);
}

/* Responsive Design */
@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        flex-direction: column;
        background: var(--white);
        width: 100%;
        padding: 2rem;
        box-shadow: var(--shadow-lg);
        transition: left 0.3s;
        gap: 1rem;
    }

    .nav-menu.active {
        left: 0;
    }

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

    .hero-subtitle {
        font-size: 1rem;
    }

    .section {
        padding: 60px 0;
    }

    .section-title {
        font-size: 2rem;
    }

    .services-grid .service-card,
    .advantages-grid .advantage-item {
        flex: 0 0 100%;
        max-width: 100%;
    }

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

    .calculator-wrapper {
        grid-template-columns: 1fr;
    }

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

    .footer-content {
        flex-direction: column;
        text-align: center;
    }

    .whatsapp-button {
        bottom: 20px;
        right: 20px;
        width: 55px;
        height: 55px;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 80px 0 60px;
    }

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

    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }

    .btn {
        width: 100%;
        text-align: center;
    }

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

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

/* Smooth Scroll */
html {
    scroll-behavior: smooth;
}

/* Loading Animation */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.service-card,
.advantage-item,
.format-card {
    animation: fadeIn 0.6s ease-out;
}