:root {
    --primary: #020617;
    --secondary: #1e293b;
    --accent: #e11d48;
    --accent-glow: rgba(225, 29, 72, 0.3);
    --text: #f8fafc;
    --text-muted: #94a3b8;
    --white: #ffffff;
    --glass: rgba(15, 23, 42, 0.7);
    --glass-border: rgba(255, 255, 255, 0.1);
    --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

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

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

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
}

/* --- Components --- */
.btn-primary {
    background: var(--accent);
    color: var(--primary);
    padding: 0.8rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    display: inline-block;
    box-shadow: 0 4px 15px var(--accent-glow);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px var(--accent-glow);
    filter: brightness(1.1);
}

.btn-secondary {
    border: 1px solid var(--glass-border);
    background: var(--glass);
    color: var(--text);
    padding: 0.8rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    display: inline-block;
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-3px);
}

.gradient-text {
    background: linear-gradient(90deg, #e11d48, #be123c);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* --- Header --- */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.5rem 0;
    transition: var(--transition);
}

header.scrolled {
    background: var(--glass);
    backdrop-filter: blur(15px);
    padding: 1rem 0;
    border-bottom: 1px solid var(--glass-border);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    font-weight: 800;
    font-size: 1.5rem;
    letter-spacing: -1px;
}

#main-logo {
    width: 200px;

}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2.5rem;
}

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

.menu-toggle {
    display: none;
    font-size: 1.8rem;
    cursor: pointer;
}

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

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(2, 6, 23, 0.8), rgba(2, 6, 23, 0.8)), url('assets/banner_bg.jpeg');
    background-size: cover;
    background-position: center;
    z-index: -1;
}

.hero-bg::after {
    content: '';
    position: absolute;
    width: 200%;
    height: 200%;
    background-image: url("https://www.transparenttextures.com/patterns/carbon-fibre.png");
    opacity: 0.05;
    animation: pan 60s linear infinite;
}

@keyframes pan {
    from {
        transform: translate(0, 0);
    }

    to {
        transform: translate(-50%, -50%);
    }
}

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

.hero h1 {
    font-size: 4.5rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    font-weight: 800;
}

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

.hero-btns {
    display: flex;
    gap: 1.5rem;
}

.hero-visual {
    position: absolute;
    right: 5%;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.visual-card {
    background: var(--glass);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    padding: 1.5rem;
    border-radius: 20px;
    display: flex;
    align-items: center;
    gap: 1rem;
    width: 220px;
    transform: perspective(1000px) rotateY(-15deg);
    transition: var(--transition);
}

.visual-card:hover {
    transform: perspective(1000px) rotateY(0deg) scale(1.05);
}

.visual-card i {
    font-size: 2rem;
    color: var(--accent);
}

/* --- Sections Common --- */
section {
    padding: 8rem 0;
}

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

.section-header h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
    font-weight: 800;
}

.section-header p {
    color: var(--text-muted);
    font-size: 1.1rem;
}

/* --- About Us --- */
.about-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem;
}

.about-card {
    background: var(--secondary);
    padding: 3rem;
    border-radius: 30px;
    border: 1px solid var(--glass-border);
    position: relative;
    overflow: hidden;
}

.about-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--accent);
}

.icon-box {
    width: 60px;
    height: 60px;
    background: var(--accent-glow);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 2rem;
}

.icon-box i {
    font-size: 1.8rem;
    color: var(--accent);
}

.about-card h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

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

.service-item {
    background: var(--glass);
    padding: 3rem 2rem;
    border-radius: 24px;
    border: 1px solid var(--glass-border);
    text-align: center;
    transition: var(--transition);
}

.service-item:hover {
    background: var(--secondary);
    transform: translateY(-10px);
    border-color: var(--accent);
}

.service-item i {
    font-size: 3.5rem;
    color: var(--accent);
    margin-bottom: 1.5rem;
    display: block;
}

.service-item h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.service-item p {
    color: var(--text-muted);
}

/* --- Brochure CTA --- */
.brochure-cta {
    padding: 6rem 0;
    background: linear-gradient(180deg, var(--primary) 0%, #000 100%);
}

.brochure-glass {
    background: var(--glass);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    padding: 4rem;
    border-radius: 40px;
    position: relative;
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
}

.brochure-glass::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at center, var(--accent-glow) 0%, transparent 70%);
    opacity: 0.2;
    pointer-events: none;
}

.brochure-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 3rem;
    position: relative;
    z-index: 1;
}

.brochure-icon {
    font-size: 6rem;
    color: var(--accent);
    filter: drop-shadow(0 0 20px var(--accent-glow));
    animation: pulse 3s infinite ease-in-out;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.1); opacity: 0.8; }
}

.brochure-text {
    flex: 1;
}

.brochure-text h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    font-weight: 800;
}

.brochure-text p {
    font-size: 1.1rem;
    color: var(--text-muted);
    max-width: 500px;
}

.btn-large {
    padding: 1.2rem 3rem;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* --- Contact --- */
.contact-box {
    background: var(--secondary);
    border-radius: 40px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    overflow: hidden;
    border: 1px solid var(--glass-border);
}

.contact-info {
    padding: 5rem;
    background: linear-gradient(135deg, var(--secondary) 0%, #1e293b 100%);
}

.contact-info h2 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.info-items {
    margin-top: 3rem;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.info-item i {
    color: var(--accent);
    font-size: 1.5rem;
}

.contact-form {
    padding: 5rem;
    background: var(--white);
    color: var(--primary);
}

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

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 1.2rem;
    border-radius: 12px;
    border: 1px solid #e2e8f0;
    background: #f8fafc;
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 4px rgba(56, 189, 248, 0.1);
}

/* --- Footer --- */
footer {
    padding: 5rem 0 2rem;
    background: #000;
    border-top: 1px solid var(--glass-border);
}

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

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    height: 40px;
    margin-bottom: 1rem;
}

.footer-brand span {
    display: block;
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
}

.footer-links h4,
.footer-social h4 {
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
}

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

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

.social-icons {
    display: flex;
    gap: 1rem;
}

.social-icons i {
    font-size: 1.8rem;
    transition: var(--transition);
}

.social-icons i:hover {
    color: var(--accent);
    transform: scale(1.2);
}

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

/* --- Animations --- */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* --- Responsive --- */
@media (max-width: 1024px) {
    .hero h1 {
        font-size: 3.5rem;
    }

    .hero-visual {
        display: none;
    }

    .contact-box {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .menu-toggle {
        display: block;
    }

    .hero h1 {
        font-size: 2.8rem;
    }

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

    .section-header h2 {
        font-size: 2.2rem;
    }

    .brochure-content {
        flex-direction: column;
        text-align: center;
        gap: 2rem;
    }

    .brochure-icon {
        font-size: 4rem;
    }

    .btn-large {
        width: 100%;
        justify-content: center;
    }
}