:root {
    --bg-color: #05070A;
    --text-primary: #E0E0E0;
    --text-secondary: #A0A0A0;
    --accent-gold: #FFD700;
    --accent-gold-dark: #FF8C00;
    --accent-cyan: #00F2FF;
    --gold-gradient: linear-gradient(135deg, #FFD700 0%, #FF8C00 100%);
    --cyan-gradient: linear-gradient(135deg, #00F2FF 0%, #00B4D8 100%);
    --card-bg: rgba(255, 255, 255, 0.05);
    --card-border: rgba(255, 255, 255, 0.1);
    --header-height: 80px;
    --container-width: 1200px;
    --transition-slow: 0.6s cubic-bezier(0.22, 1, 0.36, 1);
    --transition-fast: 0.3s ease;
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}

h1,
h2,
h3,
.logo {
    font-family: 'Outfit', sans-serif;
    letter-spacing: -0.02em;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 2rem;
}

/* Header & Nav */
header {
    height: var(--header-height);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: var(--transition-fast);
}

header.scrolled {
    background: rgba(5, 7, 10, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--card-border);
    height: 70px;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

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

.logo img {
    height: 40px;
    width: auto;
    display: block;
}

header.scrolled .logo img {
    height: 35px;
}

.nav-links {
    display: flex;
    gap: 2.5rem;
    list-style: none;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition-fast);
    opacity: 0.8;
}

.nav-links a:hover {
    opacity: 1;
    color: var(--accent-gold);
}

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: var(--header-height);
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('assets/images/hero_bg.png') center/cover no-repeat;
    opacity: 0.4;
    z-index: -1;
}

.hero-background::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, transparent 0%, var(--bg-color) 70%);
}

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

.badge {
    display: inline-block;
    padding: 0.5rem 1.2rem;
    background: rgba(0, 242, 255, 0.1);
    border: 1px solid rgba(0, 242, 255, 0.3);
    color: var(--accent-cyan);
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 2rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

h1 {
    font-size: clamp(3.5rem, 8vw, 6rem);
    line-height: 1.1;
    margin-bottom: 1rem;
    background: var(--gold-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 900;
}

.tagline {
    font-size: 1.2rem;
    color: var(--accent-cyan);
    font-weight: 500;
    margin-bottom: 1.5rem;
    letter-spacing: 0.1em;
    text-transform: none;
}

.hero .description {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin-bottom: 2.5rem;
}

.cta-group {
    display: flex;
    gap: 1.5rem;
}

/* Buttons */
.btn-primary {
    padding: 1rem 2rem;
    background: var(--gold-gradient);
    color: #000;
    text-decoration: none;
    border-radius: 4px;
    font-weight: 700;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: none;
    cursor: pointer;
    display: inline-block;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(255, 215, 0, 0.3);
}

.btn-outline {
    padding: 1rem 2rem;
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--card-border);
    text-decoration: none;
    border-radius: 4px;
    font-weight: 600;
    transition: var(--transition-fast);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--text-primary);
}

/* Services */
.services {
    padding: 10rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 5rem;
}

.section-header h2 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.section-header p {
    color: var(--text-secondary);
    font-size: 1.2rem;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    padding: 3rem 2rem;
    border-radius: 12px;
    transition: var(--transition-slow);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gold-gradient);
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition-slow);
}

.service-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.08);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card .icon {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--accent-gold);
}

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

/* About */
.about {
    padding: 10rem 0;
    background: linear-gradient(to bottom, var(--bg-color), rgba(255, 215, 0, 0.03), var(--bg-color));
}

.about-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 5rem;
    align-items: center;
}

.about-content h2 {
    font-size: 3rem;
    margin-bottom: 2rem;
}

.about-content p {
    font-size: 1.15rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.about-stats {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.stat-item {
    padding-left: 2rem;
    border-left: 2px solid var(--accent-gold);
}

.stat-item .number {
    display: block;
    font-size: 3.5rem;
    font-weight: 900;
    color: var(--text-primary);
    line-height: 1;
}

.stat-item .label {
    display: block;
    color: var(--accent-cyan);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-top: 0.5rem;
}

/* Contact */
.contact {
    padding: 10rem 0;
}

.glass-card {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(20px);
    border: 1px solid var(--card-border);
    padding: 4rem;
    border-radius: 20px;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.contact h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.contact p {
    color: var(--text-secondary);
    margin-bottom: 3rem;
}

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

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

input,
textarea {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--card-border);
    padding: 1.2rem;
    border-radius: 4px;
    color: var(--text-primary);
    font-family: inherit;
    font-size: 1rem;
    width: 100%;
}

input:focus,
textarea:focus {
    outline: none;
    border-color: var(--accent-gold);
    background: rgba(255, 255, 255, 0.08);
}

textarea {
    height: 150px;
    resize: vertical;
}

/* Footer */
footer {
    padding: 5rem 0 2rem;
    border-top: 1px solid var(--card-border);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-brand .logo {
    margin-bottom: 1rem;
    display: block;
}

.footer-brand .logo img {
    height: 50px;
}

.footer-brand p {
    color: var(--text-secondary);
    max-width: 300px;
    margin-bottom: 0.5rem;
}

.slogan-footer {
    font-style: italic;
    color: var(--accent-gold) !important;
    font-size: 0.9rem;
}

.footer-social p a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition-fast);
}

.footer-social p a:hover {
    color: var(--accent-gold);
}

.footer-links h4,
.footer-social h4 {
    margin-bottom: 1.5rem;
    color: var(--text-primary);
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 0.1em;
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.8rem;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition-fast);
}

.footer-links a:hover {
    color: var(--accent-gold);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--card-border);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Animations */
[data-reveal] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}

[data-reveal].active {
    opacity: 1;
    transform: translateY(0);
}

/* Menu Toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
    z-index: 1001;
}

.menu-toggle span {
    display: block;
    width: 25px;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition-fast);
}

.menu-toggle.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

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

.menu-toggle.active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

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

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        height: 100vh;
        background: rgba(5, 7, 10, 0.95);
        backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 3rem;
        transition: var(--transition-slow);
        z-index: 1000;
        border-left: 1px solid var(--card-border);
    }

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

    .nav-links a {
        font-size: 1.5rem;
    }

    .hero-content {
        text-align: center;
    }

    .cta-group {
        justify-content: center;
        flex-direction: column;
    }

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

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

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

    .glass-card {
        padding: 2rem;
    }
}