:root {
    --primary: #0f172a;
    --accent: #0ea5e9;
    --text-main: #334155;
    --text-light: #64748b;
    --white: #ffffff;
    --bg-light: #f8fafc;
    --shadow: 0 10px 40px -10px rgba(0,0,0,0.1);
}

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

body {
    font-family: 'Poppins', sans-serif;
    color: var(--text-main);
    line-height: 1.7;
    overflow-x: hidden;
}

.container { max-width: 1100px; margin: 0 auto; padding: 0 2rem; }

nav {
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(10px);
    color: white;
    padding: 1.2rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

nav .container { display: flex; justify-content: space-between; align-items: center; }
.logo { font-size: 1.5rem; font-weight: 700; }
.logo span { color: var(--accent); }
.nav-links { display: flex; list-style: none; }
.nav-links a { color: white; text-decoration: none; margin-left: 2rem; font-weight: 500; font-size: 0.9rem; transition: 0.3s; }
.nav-links a:hover { color: var(--accent); }

header {
    background: linear-gradient(rgba(15, 23, 42, 0.8), rgba(15, 23, 42, 0.7)), 
                url('https://images.unsplash.com/photo-1503387762-592deb58ef4e?auto=format&fit=crop&w=1600&q=80');
    background-size: cover;
    background-position: center;
    height: 85vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
}

.hero-content h1 { font-size: clamp(2.5rem, 5vw, 4rem); line-height: 1.2; margin-bottom: 1.5rem; }
.hero-content h1 span { color: var(--accent); }
.hero-content p { font-size: 1.2rem; max-width: 700px; margin: 0 auto 2.5rem; opacity: 0.9; }

.hero-btns { display: flex; justify-content: center; gap: 15px; flex-wrap: wrap; }

.btn {
    display: inline-block;
    background: var(--accent);
    color: white;
    padding: 1rem 2.5rem;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: 0.3s;
    border: none;
    cursor: pointer;
}
.btn:hover { transform: translateY(-3px); box-shadow: 0 10px 20px rgba(14, 165, 233, 0.3); }
.btn-outline { background: transparent; border: 2px solid white; }
.btn-outline:hover { background: white; color: var(--primary); }

section { padding: 100px 0; }
.section-title { text-align: center; margin-bottom: 60px; font-size: 2.2rem; }

.detailed-services {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.service-block {
    background: var(--white);
    padding: 40px;
    border-radius: 20px;
    border: 1px solid #eef2f6;
    box-shadow: var(--shadow);
    transition: 0.3s;
}

.service-block:hover { border-color: var(--accent); }

.icon-box {
    width: 60px;
    height: 60px;
    background: rgba(14, 165, 233, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}
.icon-box i { font-size: 24px; color: var(--accent); }

.service-info h3 { font-size: 1.6rem; margin-bottom: 15px; color: var(--primary); }
.service-info p { margin-bottom: 25px; color: var(--text-light); max-width: 800px; }

.service-list {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 12px;
}

.service-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.95rem;
    font-weight: 500;
}

.service-list li i {
    color: #10b981;
    font-size: 1.1rem;
}

.service-content {
    display: flex;
    gap: 40px;
    align-items: center;
}

.service-info { flex: 1; }

.service-image {
    flex: 1;
    display: block;
}

.service-image img {
    width: 100%;
    border-radius: 15px;
    box-shadow: var(--shadow);
    transition: 0.3s;
}

.service-block:nth-child(even) .service-content {
    flex-direction: row-reverse;
}

.menu-toggle {
    display: none;
    cursor: pointer;
}

.bar {
    display: block;
    width: 25px;
    height: 3px;
    margin: 5px auto;
    transition: all 0.3s ease-in-out;
    background-color: white;
}

.contact-wrapper {
    display: flex;
    gap: 60px;
    align-items: flex-start;
    flex-wrap: wrap;
}

.contact-info {
    flex: 1;
    min-width: 300px;
}

.contact-form-box {
    flex: 1;
    min-width: 350px;
    background: white;
    padding: 40px;
    border-radius: 20px;
    box-shadow: var(--shadow);
    border: 1px solid #eef2f6;
}

.contact-form-box h3 {
    margin-bottom: 25px;
    color: var(--primary);
}

.info-items {
    margin: 40px 0;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 25px;
}

.info-icon {
    width: 50px;
    height: 50px;
    background: var(--accent);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    box-shadow: 0 5px 15px rgba(14, 165, 233, 0.3);
}

.info-text span {
    display: block;
    font-size: 0.85rem;
    color: var(--text-light);
    font-weight: 500;
}

.info-text p {
    font-weight: 600;
    color: var(--primary);
    margin: 0;
}

.info-text p a {
    color: black;
    text-decoration: none;
}

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

.contact-decoration img {
    width: 100%;
    max-width: 350px;
    border-radius: 15px;
    box-shadow: var(--shadow);
    transform: rotate(-2deg);
}

.logo {
    text-decoration: none;
    cursor: pointer;
}

.no-select {
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    -webkit-user-drag: none;
}

input, textarea {
    -webkit-user-select: text;
    user-select: text;
}

@media (max-width: 768px) {
    .contact-wrapper {
        flex-direction: column;
        gap: 40px;
    }
    
    .contact-form-box {
        padding: 30px 20px;
        width: 100%;
    }
    
    .contact-decoration {
        display: none;
    }
}

@media (max-width: 768px) {
    .menu-toggle { display: block; }

    .nav-links {
        position: absolute;
        top: 70px;
        left: -100%;
        flex-direction: column;
        background-color: var(--primary);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        padding: 2rem 0;
        box-shadow: 0 10px 20px rgba(0,0,0,0.2);
    }

    .nav-links.active { left: 0; }
    .nav-links li { margin: 1.5rem 0; }
    .nav-links a { margin: 0; font-size: 1.2rem; }

    .menu-toggle.is-active .bar:nth-child(2) { opacity: 0; }
    .menu-toggle.is-active .bar:nth-child(1) { transform: translateY(8px) rotate(45deg); }
    .menu-toggle.is-active .bar:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

    .service-content, .service-block:nth-child(even) .service-content {
        flex-direction: column;
    }
    
    .service-image { margin-top: 20px; width: 100%; }
}

.bg-light { background: var(--bg-light); }
.modern-table { width: 100%; border-collapse: separate; border-spacing: 0 10px; }
.modern-table th { text-align: left; padding: 15px; color: var(--text-light); text-transform: uppercase; font-size: 0.8rem; }
.modern-table td { background: white; padding: 20px; border-top: 1px solid #eee; border-bottom: 1px solid #eee; }
.modern-table td:first-child { border-left: 1px solid #eee; border-radius: 10px 0 0 10px; }
.modern-table td:last-child { border-right: 1px solid #eee; border-radius: 0 10px 10px 0; text-align: right; }
.price-tag { font-weight: 700; color: var(--primary); background: rgba(14, 165, 233, 0.1); padding: 5px 12px; border-radius: 6px; }

.contact-card { background: white; padding: 50px; border-radius: 20px; box-shadow: var(--shadow); max-width: 800px; margin: 0 auto; }
.input-group { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
input, textarea {
    width: 100%;
    padding: 15px;
    margin-bottom: 20px;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    font-family: inherit;
    resize: none; 
}
input:focus, textarea:focus { outline: none; border-color: var(--accent); }
.btn-block { width: 100%; }

.reveal { opacity: 0; transform: translateY(30px); transition: 0.8s all ease; }
.reveal.active { opacity: 1; transform: translateY(0); }

footer { background: var(--primary); color: white; text-align: center; padding: 40px 0; }

@media (max-width: 768px) {
    .input-group { grid-template-columns: 1fr; }
    .hero-content h1 { font-size: 2.2rem; }
}

#backToTop {
    display: none;
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 99;
    border: none;
    outline: none;
    background-color: var(--accent);
    color: white;
    cursor: pointer;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    font-size: 1.2rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

#backToTop:hover {
    background-color: var(--primary);
    transform: translateY(-5px);
}

@media (max-width: 768px) {
    #backToTop {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
    }
}