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

html {
    overflow-x: hidden;
    max-width: 100%;
    width: 100%;
}

:root {
    --primary-orange: #E67E22;
    --black: #1a1a1a;
    --dark-gray: #4a4a4a;
    --light-gray: #f5f5f5;
    --white: #ffffff;
}

body {
    font-family: 'Montserrat', sans-serif;
    color: var(--dark-gray);
    line-height: 1.6;
    overflow-x: hidden;
    width: 100%;
    max-width: 100vw;
    position: relative;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--white);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    z-index: 9999;
    padding: 20px 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1;
}

.logo-main {
    font-size: 20px;
    font-weight: 800;
    color: var(--black);
    letter-spacing: -0.5px;
}

.logo-sub {
    font-size: 20px;
    font-weight: 800;
    color: var(--black);
    letter-spacing: -0.5px;
}

.nav-menu {
    display: flex;
    gap: 40px;
}

.nav-link {
    text-decoration: none;
    color: var(--black);
    font-weight: 500;
    font-size: 15px;
    transition: color 0.3s;
}

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

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    z-index: 10000;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
    padding: 10px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--black);
    transition: all 0.3s;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

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

.hero-video-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.hero-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--white);
    padding: 0 20px;
}

.hero-title {
    font-size: 64px;
    font-weight: 700;
    margin-bottom: 10px;
    text-shadow: 2px 2px 10px rgba(0,0,0,0.5);
}

.hero-subtitle {
    font-size: 24px;
    font-weight: 400;
    margin-bottom: 40px;
    text-shadow: 1px 1px 5px rgba(0,0,0,0.5);
}

.cta-button {
    background: var(--primary-orange);
    color: var(--white);
    border: none;
    padding: 18px 50px;
    font-size: 16px;
    font-weight: 600;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s;
    font-family: 'Montserrat', sans-serif;
    box-shadow: 0 4px 15px rgba(230, 126, 34, 0.3);
}

.cta-button:hover {
    background: #d35400;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(230, 126, 34, 0.4);
}

/* About Section */
.about-section {
    padding: 100px 0;
    background: var(--white);
}

.section-title {
    font-size: 48px;
    font-weight: 700;
    color: var(--black);
    margin-bottom: 30px;
}

.about-text {
    font-size: 16px;
    line-height: 1.8;
    color: var(--dark-gray);
    margin-bottom: 60px;
    max-width: 900px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    margin-top: 60px;
}

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

.stat-number {
    font-size: 56px;
    font-weight: 800;
    color: var(--black);
    margin-bottom: 10px;
}

.stat-label {
    font-size: 14px;
    color: var(--dark-gray);
    line-height: 1.4;
}

/* Advantages Section */
.advantages-section {
    padding: 100px 0;
    background: var(--black);
}

.section-title-light {
    font-size: 48px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 60px;
    text-align: center;
    line-height: 1.2;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.advantage-card {
    background: var(--black);
    border: 2px solid var(--white);
    border-radius: 20px;
    padding: 40px;
    transition: all 0.3s;
}

.advantage-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-orange);
}

.advantage-icon {
    font-size: 32px;
    color: var(--primary-orange);
    margin-bottom: 20px;
}

.advantage-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 15px;
}

.advantage-text {
    font-size: 15px;
    line-height: 1.7;
    color: #cccccc;
}

/* Services Section */
.services-section {
    padding: 100px 0;
    background: var(--light-gray);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 50px 80px;
    margin-top: 60px;
}

.service-item {
    padding: 0;
}

.service-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--black);
    margin-bottom: 15px;
}

.service-text {
    font-size: 15px;
    line-height: 1.7;
    color: var(--dark-gray);
}

/* Team Section */
.team-section {
    padding: 100px 0;
    background: var(--white);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 50px;
    margin-top: 60px;
}

.team-member {
    text-align: center;
}

.team-image-placeholder {
    width: 100%;
    aspect-ratio: 3/4;
    background: linear-gradient(135deg, #e0e0e0 0%, #c0c0c0 100%);
    border-radius: 15px;
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.placeholder-icon {
    font-size: 80px;
    opacity: 0.3;
}

.team-name {
    font-size: 22px;
    font-weight: 700;
    color: var(--black);
    margin-bottom: 8px;
}

.team-role {
    font-size: 14px;
    color: var(--dark-gray);
    line-height: 1.5;
}

/* Contact Section */
.contact-section {
    padding: 100px 0;
    background: var(--white);
}

.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    margin-top: 40px;
}

.contact-intro {
    font-size: 16px;
    color: var(--dark-gray);
    margin-bottom: 40px;
}

.contact-details {
    margin-bottom: 50px;
}

.contact-detail-group {
    margin-bottom: 30px;
}

.contact-detail-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--black);
    margin-bottom: 8px;
}

.contact-detail-text {
    font-size: 15px;
    color: var(--dark-gray);
    line-height: 1.6;
}

.contact-logo {
    margin-top: 40px;
}

/* Contact Form */
.form-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--black);
    margin-bottom: 15px;
}

.form-subtitle {
    font-size: 14px;
    color: var(--dark-gray);
    margin-bottom: 30px;
    line-height: 1.6;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px 20px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-family: 'Montserrat', sans-serif;
    font-size: 14px;
    color: var(--dark-gray);
    transition: all 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-orange);
    box-shadow: 0 0 0 3px rgba(230, 126, 34, 0.1);
}

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

.form-checkbox {
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.form-checkbox input[type="checkbox"] {
    margin-top: 4px;
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.form-checkbox label {
    font-size: 13px;
    color: var(--dark-gray);
    line-height: 1.5;
    cursor: pointer;
}

.submit-button {
    background: var(--black);
    color: var(--white);
    border: none;
    padding: 16px 40px;
    font-size: 16px;
    font-weight: 600;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s;
    font-family: 'Montserrat', sans-serif;
    align-self: flex-start;
}

.submit-button:hover {
    background: var(--primary-orange);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

/* Footer */
.footer {
    background: var(--black);
    color: var(--white);
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    margin-bottom: 40px;
}

.footer-title {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--white);
}

.footer-text {
    font-size: 14px;
    color: #999;
    line-height: 1.8;
}

.footer-logo {
    display: flex;
    align-items: flex-start;
    justify-content: flex-end;
}

.footer-logo img {
    max-width: 200px;
    width: 100%;
    height: auto;
}

.footer-bottom {
    background: var(--primary-orange);
    padding: 25px 0;
    width: 100vw;
    margin-left: calc(-50vw + 50%);
    box-sizing: border-box;
}

.footer-bottom-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-copyright {
    font-size: 13px;
    color: var(--white);
}

.footer-links {
    display: flex;
    gap: 30px;
}

.footer-links a {
    text-decoration: none;
    color: var(--white);
    font-size: 13px;
    transition: opacity 0.3s;
}

.footer-links a:hover {
    opacity: 0.8;
}

/* Language Switcher */
.lang-switcher {
    display: flex;
    gap: 5px;
    margin-left: 20px;
}

.lang-btn {
    padding: 5px 10px;
    text-decoration: none;
    color: var(--dark-gray);
    font-size: 14px;
    font-weight: 500;
    border: 1px solid var(--dark-gray);
    border-radius: 4px;
    transition: all 0.3s;
}

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

/* Mobile Responsive */
@media (max-width: 768px) {
    .container,
    .nav-container {
        padding: 0 20px;
    }

    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        background: var(--white);
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 4px 10px rgba(0,0,0,0.1);
        transition: left 0.3s;
        gap: 20px;
    }

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

    .hamburger {
        display: flex;
    }

    .lang-switcher {
        position: absolute;
        top: 20px;
        right: 60px;
    }

    .hero-title {
        font-size: 22px;
    }

    .hero-subtitle {
        font-size: 12px;
    }

    .section-title,
    .section-title-light {
        font-size: 32px;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }

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

    .services-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .team-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .contact-layout {
        grid-template-columns: 1fr;
        gap: 50px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .footer-logo {
        justify-content: flex-start;
    }

    .footer-logo img {
        max-width: 180px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }

    .footer-links {
        flex-direction: column;
        gap: 15px;
    }
}

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

.about-section,
.advantages-section,
.services-section,
.team-section,
.contact-section {
    animation: fadeInUp 0.8s ease-out;
}

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