:root {
    --cyan: #00f0ff;
    --magenta: #ff00c8;
    --purple: #b000ff;
    --dark-bg: #0a0a0f;
    --card-bg: #111119;
    --card-border: #1a1a2e;
    --text-primary: #e0e0e8;
    --text-muted: #8888a0;
    --glow-cyan: 0 0 20px rgba(0, 240, 255, 0.3);
    --glow-magenta: 0 0 20px rgba(255, 0, 200, 0.3);
}

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

html {
    scroll-behavior: smooth;
}

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

/* ── Scanline overlay ── */
body::after {
    content: '';
    position: fixed;
    inset: 0;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(0, 0, 0, 0.08) 2px,
        rgba(0, 0, 0, 0.08) 4px
    );
    pointer-events: none;
    z-index: 9999;
}

/* ── Navigation ── */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--card-border);
}

.logo {
    font-family: 'Orbitron', sans-serif;
    font-weight: 900;
    color: var(--cyan);
    text-shadow: var(--glow-cyan);
    text-decoration: none;
    display: flex;
    flex-direction: column;
    align-items: center;
    line-height: 1.1;
}

.logo-name {
    font-size: 1.5rem;
    letter-spacing: 0.15em;
}

.logo-sub {
    font-size: 0.55rem;
    font-weight: 700;
    letter-spacing: 0.35em;
    color: var(--text-muted);
    text-shadow: none;
}

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    transition: color 0.3s, text-shadow 0.3s;
}

.nav-links a:hover {
    color: var(--cyan);
    text-shadow: var(--glow-cyan);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
    position: relative;
    z-index: 1001;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
    min-width: 44px;
    min-height: 44px;
    align-items: center;
    justify-content: center;
}

.nav-toggle span {
    display: block;
    width: 26px;
    height: 2px;
    background: var(--cyan);
    transition: transform 0.3s, opacity 0.3s;
}

/* ── Hero ── */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 6rem 2rem 4rem;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 20% 50%, rgba(0, 240, 255, 0.08) 0%, transparent 60%),
        radial-gradient(ellipse at 80% 50%, rgba(176, 0, 255, 0.08) 0%, transparent 60%),
        radial-gradient(ellipse at 50% 100%, rgba(255, 0, 200, 0.05) 0%, transparent 50%);
    z-index: 0;
}

.grid-floor {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 40%;
    background:
        linear-gradient(to top, rgba(0, 240, 255, 0.05), transparent),
        repeating-linear-gradient(90deg, rgba(0, 240, 255, 0.03) 0px, transparent 1px, transparent 80px),
        repeating-linear-gradient(0deg, rgba(0, 240, 255, 0.03) 0px, transparent 1px, transparent 80px);
    mask-image: linear-gradient(to top, rgba(0,0,0,0.6), transparent);
    -webkit-mask-image: linear-gradient(to top, rgba(0,0,0,0.6), transparent);
    transform: perspective(500px) rotateX(45deg);
    transform-origin: bottom center;
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
}

.hero h1 {
    font-family: 'Orbitron', sans-serif;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 0.5em;
    background: linear-gradient(135deg, var(--cyan), var(--purple));
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero-name {
    font-size: clamp(2.8rem, 8vw, 5.5rem);
    letter-spacing: 0.12em;
}

.hero-sub {
    font-size: clamp(1rem, 3vw, 1.8rem);
    font-weight: 700;
    letter-spacing: 0.3em;
    text-transform: uppercase;
}

.hero .tagline {
    font-size: clamp(1rem, 2.5vw, 1.4rem);
    color: var(--text-muted);
    font-weight: 400;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    margin-bottom: 2.5rem;
}

.hero .cta-btn {
    display: inline-block;
    padding: 0.85rem 2.5rem;
    font-family: 'Orbitron', sans-serif;
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    text-decoration: none;
    color: var(--dark-bg);
    background: var(--cyan);
    border: none;
    clip-path: polygon(8px 0%, 100% 0%, calc(100% - 8px) 100%, 0% 100%);
    transition: background 0.3s, box-shadow 0.3s;
}

.cta-btn:hover {
    background: #33f5ff;
    box-shadow: var(--glow-cyan), 0 0 40px rgba(0, 240, 255, 0.2);
}

/* ── Section shared ── */
section {
    padding: 5rem 2rem;
}

.section-title {
    font-family: 'Orbitron', sans-serif;
    font-weight: 700;
    font-size: clamp(1.4rem, 3vw, 2rem);
    text-align: center;
    margin-bottom: 0.5em;
    letter-spacing: 0.1em;
    color: var(--cyan);
    text-shadow: var(--glow-cyan);
}

.section-subtitle {
    text-align: center;
    color: var(--text-muted);
    font-size: 1.05rem;
    max-width: 600px;
    margin: 0 auto 3rem;
}

/* ── Services grid ── */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    max-width: 1200px;
    margin: 0 auto;
}

.service-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    padding: 2rem 1.8rem;
    position: relative;
    overflow: hidden;
    transition: border-color 0.4s, box-shadow 0.4s, transform 0.3s;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--cyan), var(--purple));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s;
}

.service-card:hover {
    border-color: rgba(0, 240, 255, 0.25);
    box-shadow: var(--glow-cyan);
    transform: translateY(-4px);
}

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

.service-icon {
    font-size: 2rem;
    margin-bottom: 1rem;
    display: block;
}

.service-card h3 {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.95rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    margin-bottom: 0.7rem;
    color: var(--text-primary);
}

.service-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* ── About ── */
.about-wrapper {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.about-wrapper p {
    color: var(--text-muted);
    font-size: 1.05rem;
    line-height: 1.8;
    margin-bottom: 1.2rem;
}

.about-wrapper strong {
    color: var(--text-primary);
}

.promo-video {
    margin-top: 2rem;
    border: 1px solid var(--card-border);
    border-radius: 4px;
    overflow: hidden;
    transition: border-color 0.4s, box-shadow 0.4s;
}

.promo-video:hover {
    border-color: rgba(0, 240, 255, 0.25);
    box-shadow: var(--glow-cyan);
}

.promo-video video {
    display: block;
}

/* ── Contact ── */
#contact {
    text-align: center;
}

.contact-link {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-family: 'Orbitron', sans-serif;
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    color: var(--magenta);
    text-decoration: none;
    transition: text-shadow 0.3s, color 0.3s;
}

.contact-link:hover {
    color: #ff44dd;
    text-shadow: var(--glow-magenta);
}

.contact-link svg {
    width: 22px;
    height: 22px;
    fill: currentColor;
}

/* ── Footer ── */
footer {
    text-align: center;
    padding: 2rem;
    border-top: 1px solid var(--card-border);
    color: var(--text-muted);
    font-size: 0.85rem;
    letter-spacing: 0.05em;
}

/* ── Divider ── */
.divider {
    width: 120px;
    height: 1px;
    margin: 0 auto 3rem;
    background: linear-gradient(90deg, transparent, var(--cyan), transparent);
}

/* ── Particle canvas ── */
#particles {
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
}

/* ── Scroll reveal ── */
[data-reveal] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1),
                transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

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

/* ── Responsive ── */
@media (max-width: 768px) {
    nav {
        padding: 0.8rem 1.2rem;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: 0;
        width: 260px;
        height: 100vh;
        flex-direction: column;
        background: rgba(10, 10, 15, 0.97);
        -webkit-backdrop-filter: blur(16px);
        backdrop-filter: blur(16px);
        padding: 5rem 2rem 2rem;
        gap: 1.5rem;
        transform: translateX(100%);
        transition: transform 0.35s ease;
        border-left: 1px solid var(--card-border);
        z-index: 1000;
    }

    .nav-links.open {
        transform: translateX(0);
    }

    .nav-toggle {
        display: flex;
    }

    .nav-toggle.active span:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }

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

    .nav-toggle.active span:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }

    section {
        padding: 3.5rem 1.2rem;
    }

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

@media (max-width: 480px) {
    .hero {
        min-height: 90vh;
        padding: 5rem 1rem 3rem;
    }

    .service-card {
        padding: 1.5rem 1.3rem;
    }
}