:root {
    --primary: #00f2ea;
    --secondary: #0077ff;
    --bg-dark: #0a0e17;
    --bg-card: rgba(255, 255, 255, 0.05);
    --text-main: #ffffff;
    --text-muted: #a0a0c0;
    --glass-border: rgba(255, 255, 255, 0.1);
    --font-heading: 'Orbitron', sans-serif;
    --font-body: 'Inter', sans-serif;
    --gradient-main: linear-gradient(135deg, var(--primary), var(--secondary));
}

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

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

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s ease;
}

ul {
    list-style: none;
}

/* Utilities */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    background: var(--gradient-main);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.btn-primary {
    background: var(--gradient-main);
    color: var(--bg-dark);
    padding: 12px 30px;
    border-radius: 30px;
    font-weight: 700;
    font-family: var(--font-heading);
    text-transform: uppercase;
    border: none;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    display: inline-block;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 20px rgba(0, 242, 234, 0.4);
}

.btn-secondary {
    background: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
    padding: 10px 28px;
    border-radius: 30px;
    font-weight: 700;
    font-family: var(--font-heading);
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.2s;
    display: inline-block;
}

.btn-secondary:hover {
    background: rgba(0, 242, 234, 0.1);
    box-shadow: 0 0 15px rgba(0, 242, 234, 0.2);
}

/* Header & Nav */
.glass-header {
    background: rgba(10, 14, 23, 0.7);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--glass-border);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 10000;
    height: 80px;
    display: flex;
    align-items: center;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 1px;
}

.logo .accent {
    color: var(--primary);
}

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

nav a:not(.btn-primary) {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-muted);
}

nav a:not(.btn-primary):hover {
    color: var(--primary);
}

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 80px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(10, 14, 23, 0.8), rgba(10, 14, 23, 0.9)), url('./assets/hero-bg.jpg');
    background-size: cover;
    background-position: center;
    z-index: -1;
}

.hero-content {
    text-align: center;
    max-width: 800px;
}

.hero h1 {
    font-family: var(--font-heading);
    font-size: 4rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.gradient-text {
    background: var(--gradient-main);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-group {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

/* Services Section */
.services {
    padding: 6rem 0;
}

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

.card {
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    padding: 2.5rem;
    border-radius: 16px;
    transition: transform 0.3s, border-color 0.3s;
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-main);
    opacity: 0;
    transition: opacity 0.3s;
}

.card:hover {
    transform: translateY(-10px);
    border-color: rgba(0, 242, 234, 0.3);
}

.card:hover::before {
    opacity: 1;
}

.icon-box {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    filter: drop-shadow(0 0 10px rgba(0, 242, 234, 0.3));
}

.card h3 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--text-main);
}

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

/* Contact Section */
.contact {
    padding: 6rem 0;
    text-align: center;
    background: linear-gradient(0deg, rgba(0, 242, 234, 0.05) 0%, transparent 100%);
}

.contact p {
    color: var(--text-muted);
    margin-bottom: 2rem;
    font-size: 1.2rem;
}

/* Video Section */
.video-section {
    padding: 6rem 0;
    text-align: center;
    background: linear-gradient(to bottom, var(--bg-dark), #05080d);
}

.video-container {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 0 30px rgba(0, 242, 234, 0.1);
    border: 1px solid var(--glass-border);
}

.video-container video {
    width: 100%;
    display: block;
}

/* Footer */
footer {
    border-top: 1px solid var(--glass-border);
    padding: 2rem 0;
    text-align: center;
    background: #05080d;
}

.footer-content p {
    color: #555577;
    font-size: 0.85rem;
}

/* Form Styles */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-muted);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    color: var(--text-main);
    font-family: var(--font-body);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.1);
}

/* Language Switcher */
.lang-switcher {
    margin-right: 1.5rem;
    display: flex;
    gap: 0.5rem;
}

.lang-btn {
    background: transparent;
    border: 1px solid var(--glass-border);
    color: var(--text-muted);
    padding: 4px 8px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.8rem;
    font-family: var(--font-body);
    transition: all 0.2s;
}

.lang-btn:hover {
    color: var(--primary);
    border-color: var(--primary);
}

.lang-btn.active {
    background: rgba(0, 242, 234, 0.1);
    color: var(--primary);
    border-color: var(--primary);
    font-weight: bold;
}

/* Mobile Menu */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 21px;
    z-index: 2000;
}

.mobile-menu-btn span {
    display: block;
    width: 100%;
    height: 3px;
    background-color: var(--text-main);
    border-radius: 3px;
    transition: all 0.3s ease-in-out;
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }

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

    .main-nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        height: 100vh;
        background: rgba(10, 14, 23, 0.95);
        backdrop-filter: blur(20px);
        padding-top: 100px;
        transition: right 0.3s ease-in-out;
        box-shadow: -5px 0 15px rgba(0, 0, 0, 0.5);
    }

    .main-nav.active {
        right: 0;
    }

    .main-nav ul {
        flex-direction: column;
        align-items: center;
        gap: 2rem;
    }

    .cta-group {
        flex-direction: column;
        align-items: center;
    }

    .btn-primary,
    .btn-secondary {
        width: 100%;
        max-width: 300px;
        text-align: center;
    }

    .grid {
        grid-template-columns: 1fr !important;
        /* Force single column on mobile */
    }
}

/* Success Modal Styles */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(8px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 3rem;
    border-radius: 24px;
    text-align: center;
    max-width: 450px;
    width: 90%;
    transform: scale(0.8) translateY(20px);
    transition: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.modal-overlay.active .modal-content {
    transform: scale(1) translateY(0);
}

.success-icon {
    width: 80px;
    height: 80px;
    background: var(--primary);
    color: white;
    font-size: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    margin: 0 auto 1.5rem;
    box-shadow: 0 0 20px var(--primary-glow);
}

.modal-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: white;
}

.modal-message {
    color: var(--text-muted);
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 2rem;
}

.modal-btn {
    background: var(--primary);
    color: white;
    border: none;
    padding: 0.8rem 2.5rem;
    border-radius: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.modal-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px var(--primary-glow);
}

/* SEO Section Styles */
.seo-section {
    padding: 6rem 0;
    background: linear-gradient(rgba(10, 14, 23, 0.95), rgba(10, 14, 23, 0.95)), url('./assets/hero-bg.jpg');
    /* Reuse hero bg texture */
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    position: relative;
    overflow: hidden;
}

.seo-content-wrapper {
    max-width: 900px;
    /* Optimal reading width */
    margin: 0 auto;
    text-align: center;
    background: rgba(255, 255, 255, 0.03);
    /* Very subtle card effect */
    border: 1px solid var(--glass-border);
    padding: 4rem;
    border-radius: 24px;
    backdrop-filter: blur(10px);
    box-shadow: 0 0 50px rgba(0, 0, 0, 0.5);
}

.seo-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    margin-bottom: 2rem;
    background: var(--gradient-main);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1.2;
}

.seo-subtitle {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    color: var(--text-main);
    margin-top: 3rem;
    margin-bottom: 1.5rem;
}

.seo-text {
    font-size: 1.1rem;
    color: var(--text-muted);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.seo-text strong {
    color: var(--primary);
    font-weight: 600;
}

.seo-list {
    text-align: left;
    display: inline-block;
    /* Center the list block */
    margin: 2rem auto;
    background: rgba(0, 0, 0, 0.2);
    padding: 2rem;
    border-radius: 16px;
    border: 1px solid var(--glass-border);
}

.seo-list li {
    margin-bottom: 1rem;
    font-size: 1.1rem;
    color: var(--text-main);
    display: flex;
    align-items: center;
}

.seo-list li::before {
    content: "✓";
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background: rgba(0, 242, 234, 0.1);
    color: var(--primary);
    border-radius: 50%;
    margin-right: 1rem;
    font-weight: bold;
    font-size: 0.9rem;
}

.seo-text.highlight {
    font-size: 1.25rem;
    color: var(--text-main);
    border-top: 1px solid var(--glass-border);
    padding-top: 2rem;
    margin-top: 2rem;
}

@media (max-width: 768px) {
    .seo-content-wrapper {
        padding: 2rem;
    }

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

    .seo-subtitle {
        font-size: 1.5rem;
    }
}