/* ===== Reset & Base ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #00e5ff;
    --primary-dark: #00b8d4;
    --accent: #7c4dff;
    --bg-dark: #0a0e17;
    --bg-darker: #060a12;
    --bg-card: #111827;
    --bg-card-hover: #1a2332;
    --text: #e0e6ed;
    --text-muted: #8892a4;
    --text-heading: #ffffff;
    --border: #1e293b;
    --success: #22c55e;
    --error: #ef4444;
    --gradient: linear-gradient(135deg, var(--primary), var(--accent));
    --radius: 12px;
    --radius-sm: 8px;
    --shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 30px rgba(0, 229, 255, 0.15);
    --font-heading: 'Orbitron', sans-serif;
    --font-body: 'Inter', system-ui, sans-serif;
    --container: 1200px;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background: var(--bg-dark);
    color: var(--text);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: var(--primary); text-decoration: none; transition: color 0.3s; }
a:hover { color: var(--primary-dark); }
ul { list-style: none; }

.container {
    width: 100%;
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 1.5rem;
}

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

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

/* ===== Buttons ===== */
.btn {
    display: inline-block;
    padding: 0.75rem 2rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.95rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    letter-spacing: 0.3px;
}

.btn-primary {
    background: var(--gradient);
    color: var(--bg-dark);
    border-color: transparent;
}
.btn-primary:hover {
    opacity: 0.9;
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
    color: var(--bg-dark);
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border-color: var(--primary);
}
.btn-outline:hover {
    background: var(--primary);
    color: var(--bg-dark);
    transform: translateY(-2px);
}

.btn-lg { padding: 1rem 2.5rem; font-size: 1.05rem; }
.btn-block { display: block; width: 100%; }

/* ===== Header ===== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(10, 14, 23, 0.92);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
}

.navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-heading);
    font-weight: 900;
    font-size: 1.3rem;
    color: var(--text-heading);
}
.logo:hover { color: var(--primary); }
.logo-icon { font-size: 1.5rem; }

.nav-menu {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.nav-menu a {
    padding: 0.5rem 1rem;
    color: var(--text-muted);
    font-weight: 500;
    font-size: 0.9rem;
    border-radius: var(--radius-sm);
    transition: all 0.3s;
}
.nav-menu a:hover,
.nav-menu a.active {
    color: var(--text-heading);
    background: rgba(255, 255, 255, 0.05);
}

.nav-cta {
    background: var(--gradient) !important;
    color: var(--bg-dark) !important;
    font-weight: 600 !important;
}
.nav-cta:hover {
    opacity: 0.9;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}
.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text);
    transition: all 0.3s;
}
.nav-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ===== Hero ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background:
        radial-gradient(ellipse at 20% 50%, rgba(0, 229, 255, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(124, 77, 255, 0.08) 0%, transparent 50%),
        var(--bg-darker);
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.03)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    pointer-events: none;
}

.hero-content {
    position: relative;
    text-align: center;
    padding: 2rem 1rem;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 7vw, 5rem);
    font-weight: 900;
    color: var(--text-heading);
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: 1px;
}

.hero-subtitle {
    font-size: clamp(1rem, 2.5vw, 1.25rem);
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto 2.5rem;
    line-height: 1.8;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* ===== Sections ===== */
.section {
    padding: 5rem 0;
}

.section-dark {
    background: var(--bg-darker);
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(1.5rem, 4vw, 2.25rem);
    color: var(--text-heading);
    text-align: center;
    margin-bottom: 0.75rem;
    letter-spacing: 0.5px;
}

.section-subtitle {
    text-align: center;
    color: var(--text-muted);
    font-size: 1.05rem;
    margin-bottom: 3rem;
}

/* ===== Page Header ===== */
.page-header {
    padding: 8rem 0 3rem;
    text-align: center;
    background:
        radial-gradient(ellipse at 50% 0%, rgba(0, 229, 255, 0.06) 0%, transparent 60%),
        var(--bg-darker);
    border-bottom: 1px solid var(--border);
}

.page-header h1 {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 5vw, 3rem);
    color: var(--text-heading);
    margin-bottom: 0.75rem;
}

.page-header p {
    color: var(--text-muted);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* ===== Features ===== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.5rem;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2rem;
    transition: all 0.3s ease;
}
.feature-card:hover {
    background: var(--bg-card-hover);
    border-color: rgba(0, 229, 255, 0.2);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-family: var(--font-heading);
    font-size: 1rem;
    color: var(--text-heading);
    margin-bottom: 0.75rem;
    letter-spacing: 0.3px;
}

.feature-card p {
    color: var(--text-muted);
    font-size: 0.92rem;
    line-height: 1.7;
}

/* ===== Build Cards ===== */
.builds-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.5rem;
}

.build-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2rem;
    position: relative;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}
.build-card:hover {
    border-color: rgba(0, 229, 255, 0.3);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

.build-card.featured {
    border-color: var(--primary);
    box-shadow: 0 0 40px rgba(0, 229, 255, 0.1);
}

.build-badge {
    display: inline-block;
    background: var(--gradient);
    color: var(--bg-dark);
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    letter-spacing: 1px;
    margin-bottom: 1rem;
    width: fit-content;
}

.build-tier {
    font-family: var(--font-heading);
    font-size: 0.75rem;
    color: var(--text-muted);
    letter-spacing: 3px;
    margin-bottom: 0.25rem;
}

.build-card h3 {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    color: var(--text-heading);
    margin-bottom: 0.75rem;
}

.build-price {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}
.build-price span {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 900;
    color: var(--primary);
}

.build-specs {
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border);
}
.build-specs li {
    padding: 0.35rem 0;
    font-size: 0.9rem;
    color: var(--text);
    position: relative;
    padding-left: 1.25rem;
}
.build-specs li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: bold;
}

.build-description {
    color: var(--text-muted);
    font-size: 0.88rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

/* ===== Process ===== */
.process-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 2rem;
}

.process-step {
    text-align: center;
    padding: 1.5rem;
}

.step-number {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 900;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
}

.process-step h3 {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    color: var(--text-heading);
    margin-bottom: 0.75rem;
}

.process-step p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* ===== CTA Section ===== */
.cta-section {
    background:
        radial-gradient(ellipse at 50% 50%, rgba(0, 229, 255, 0.06) 0%, transparent 60%),
        var(--bg-darker);
    padding: 5rem 0;
}
.cta-section h2 {
    font-family: var(--font-heading);
    font-size: clamp(1.5rem, 4vw, 2.25rem);
    color: var(--text-heading);
    margin-bottom: 1rem;
}
.cta-section p {
    color: var(--text-muted);
    margin-bottom: 2rem;
    font-size: 1.05rem;
}

/* ===== Services ===== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 1.5rem;
}

.service-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2rem;
    transition: all 0.3s ease;
}
.service-card:hover {
    border-color: rgba(0, 229, 255, 0.2);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

.service-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.service-card h3 {
    font-family: var(--font-heading);
    font-size: 1rem;
    color: var(--text-heading);
    margin-bottom: 0.75rem;
}

.service-card p {
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 1rem;
}

.service-features li {
    padding: 0.3rem 0;
    font-size: 0.88rem;
    color: var(--text);
    padding-left: 1.25rem;
    position: relative;
}
.service-features li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary);
}

/* ===== About ===== */
.about-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 3rem;
    align-items: start;
}

.about-text h2 {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    color: var(--text-heading);
    margin-bottom: 1.5rem;
}

.about-text p {
    color: var(--text-muted);
    margin-bottom: 1rem;
    font-size: 0.95rem;
    line-height: 1.8;
}

.about-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
}

.stat {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    text-align: center;
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 900;
    color: var(--primary);
    margin-bottom: 0.25rem;
}

.stat-label {
    color: var(--text-muted);
    font-size: 0.85rem;
    font-weight: 500;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.value-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
}
.value-card:hover {
    border-color: rgba(0, 229, 255, 0.2);
    transform: translateY(-4px);
}

.value-card h3 {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    color: var(--text-heading);
    margin-bottom: 0.75rem;
}

.value-card p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.brands-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
    margin-top: 1rem;
}

.brand {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 1rem 2rem;
    font-family: var(--font-heading);
    font-size: 0.85rem;
    color: var(--text-muted);
    letter-spacing: 1px;
    transition: all 0.3s;
}
.brand:hover {
    border-color: var(--primary);
    color: var(--primary);
}

/* ===== Contact ===== */
.contact-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 3rem;
    align-items: start;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
}

.form-group label {
    display: block;
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--text);
    margin-bottom: 0.4rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    background: var(--bg-darker);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text);
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: border-color 0.3s;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
    opacity: 0.6;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(0, 229, 255, 0.1);
}

.info-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2rem;
    margin-bottom: 1.25rem;
}

.info-card h3 {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    color: var(--text-heading);
    margin-bottom: 1rem;
}

.info-card p {
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.7;
}

.contact-details li {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}
.contact-details li:last-child { border-bottom: none; }
.contact-details strong {
    color: var(--text-heading);
    font-size: 0.88rem;
}
.contact-details span {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Alerts */
.alert {
    padding: 1rem 1.25rem;
    border-radius: var(--radius-sm);
    margin-bottom: 1.5rem;
    font-size: 0.92rem;
}
.alert-success {
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.3);
    color: var(--success);
}
.alert-error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: var(--error);
}
.alert-error ul { padding-left: 1rem; list-style: disc; }

/* ===== Footer ===== */
.site-footer {
    background: var(--bg-darker);
    border-top: 1px solid var(--border);
    padding: 3rem 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 2rem;
    padding-bottom: 2rem;
}

.footer-col h3 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    color: var(--text-heading);
    margin-bottom: 1rem;
}

.footer-col h4 {
    font-family: var(--font-heading);
    font-size: 0.8rem;
    color: var(--text-heading);
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 1rem;
}

.footer-col p {
    color: var(--text-muted);
    font-size: 0.88rem;
    line-height: 1.7;
}

.footer-col ul li {
    padding: 0.25rem 0;
}

.footer-col ul li a {
    color: var(--text-muted);
    font-size: 0.88rem;
    transition: color 0.3s;
}
.footer-col ul li a:hover { color: var(--primary); }

.footer-col ul li {
    color: var(--text-muted);
    font-size: 0.88rem;
}

.footer-bottom {
    border-top: 1px solid var(--border);
    padding: 1.5rem 0;
    text-align: center;
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.82rem;
}

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

    .nav-menu {
        display: none;
        position: absolute;
        top: 70px;
        left: 0;
        width: 100%;
        background: rgba(10, 14, 23, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 1rem;
        border-bottom: 1px solid var(--border);
    }
    .nav-menu.open { display: flex; }
    .nav-menu a { padding: 0.75rem 1rem; width: 100%; }

    .features-grid,
    .builds-grid,
    .services-grid,
    .values-grid { grid-template-columns: 1fr; }

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

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

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

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 1.5rem;
    }

    .hero-title { font-size: 2.5rem; }
    .process-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 480px) {
    .footer-grid { grid-template-columns: 1fr; }
    .about-stats { grid-template-columns: 1fr; }
    .process-grid { grid-template-columns: 1fr; }
}