:root {
    --color-bg: #050505;
    --color-bg-elevated: #0f1115;
    --color-surface: rgba(255, 255, 255, 0.04);
    --color-surface-hover: rgba(255, 255, 255, 0.08);
    --color-text: #f4f4f5;
    --color-text-muted: #a1a1aa;
    --color-primary: #f59e0b;
    --color-primary-hover: #d97706;
    --color-secondary: #22d3ee;
    --color-border: rgba(255, 255, 255, 0.08);
    --radius: 1rem;
    --radius-sm: 0.5rem;
    --shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    --max-width: 75rem;
    --font-display: 'Space Grotesk', system-ui, sans-serif;
    --font-body: 'Inter', system-ui, sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    line-height: 1.65;
    color: var(--color-text);
    background-color: var(--color-bg);
}

a {
    color: inherit;
    text-decoration: none;
}

img {
    max-width: 100%;
    display: block;
}

.container {
    width: min(100% - 2.5rem, var(--max-width));
    margin-inline: auto;
}

/* Noise overlay */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 9999;
    opacity: 0.035;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
}

/* Header */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(5, 5, 5, 0.6);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
    transition: background 0.3s, border-color 0.3s;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 5rem;
}

.logo {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.4rem;
    color: var(--color-text);
    letter-spacing: -0.02em;
}

.logo-icon {
    color: var(--color-primary);
    font-size: 1.6rem;
}

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

.main-nav {
    display: flex;
    align-items: center;
    gap: 2.5rem;
    padding: 0.5rem 1.25rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 100px;
}

.main-nav a:not(.btn) {
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--color-text-muted);
    transition: color 0.2s;
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    width: 2rem;
    height: 2rem;
    background: transparent;
    border: none;
    cursor: pointer;
}

.nav-toggle span {
    display: block;
    height: 2px;
    width: 100%;
    background-color: var(--color-text);
    border-radius: 2px;
    transition: transform 0.2s, opacity 0.2s;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: 100px;
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 0.95rem;
    letter-spacing: 0.01em;
    transition: all 0.25s ease;
    border: 1px solid transparent;
}

.btn--primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-hover) 100%);
    color: #050505;
    box-shadow: 0 8px 24px -6px rgba(245, 158, 11, 0.35);
}

.btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 32px -6px rgba(245, 158, 11, 0.5);
}

.btn--outline {
    border: 1px solid var(--color-border);
    background: var(--color-surface);
    color: var(--color-text);
}

.btn--outline:hover {
    border-color: rgba(245, 158, 11, 0.4);
    background: var(--color-surface-hover);
}

.btn--small {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
}

.btn--large {
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
}

/* Hero */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
    background:
        linear-gradient(180deg, rgba(5, 5, 5, 0.3) 0%, rgba(5, 5, 5, 0.75) 70%, rgba(5, 5, 5, 0.95) 100%),
        linear-gradient(90deg, rgba(5, 5, 5, 0.4) 0%, transparent 50%, rgba(5, 5, 5, 0.4) 100%),
        url('images/cnc-hero-bg.jpg');
    background-size: cover, cover, cover;
    background-position: center, center, center;
    background-repeat: no-repeat;
}

.hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 50% 50%, transparent 0%, rgba(5, 5, 5, 0.4) 100%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 55rem;
    padding-top: 5rem;
}

.hero-eyebrow,
.section-eyebrow,
.cta-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 0.8rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-primary);
    margin-bottom: 1.5rem;
    padding: 0.4rem 0.9rem;
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.2);
    border-radius: 100px;
}

.hero-eyebrow::before,
.section-eyebrow::before,
.cta-eyebrow::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--color-primary);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--color-primary);
}

.hero h1 {
    font-family: var(--font-display);
    font-size: clamp(2.75rem, 7vw, 5.5rem);
    line-height: 1.05;
    letter-spacing: -0.03em;
    margin-bottom: 1.5rem;
    color: var(--color-text);
}

.hero h1 span {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2.2vw, 1.4rem);
    color: var(--color-text-muted);
    max-width: 44rem;
    margin: 0 auto 2.5rem;
}

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

/* Sections */
.section {
    padding: 7rem 0;
    position: relative;
}

.section--muted {
    background-color: var(--color-bg-elevated);
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2,
.about-text h2,
.cta h2 {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 1rem;
    color: var(--color-text);
    letter-spacing: -0.02em;
}

.section-header p {
    color: var(--color-text-muted);
    max-width: 38rem;
    margin-inline: auto;
    font-size: 1.1rem;
}

/* Cards */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(17rem, 1fr));
    gap: 1.5rem;
}

.cards-grid--2 {
    grid-template-columns: repeat(auto-fit, minmax(20rem, 1fr));
}

.card {
    position: relative;
    padding: 2.25rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    backdrop-filter: blur(10px);
    overflow: hidden;
    transition: transform 0.3s, border-color 0.3s, background 0.3s;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(245, 158, 11, 0.4), transparent);
    opacity: 0;
    transition: opacity 0.3s;
}

.card:hover {
    transform: translateY(-6px);
    border-color: rgba(245, 158, 11, 0.25);
    background: var(--color-surface-hover);
}

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

.card-icon {
    font-size: 2.5rem;
    margin-bottom: 1.25rem;
    display: inline-flex;
    padding: 0.75rem;
    background: rgba(245, 158, 11, 0.08);
    border-radius: var(--radius-sm);
}

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

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

/* Work grid */
.work-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr));
    gap: 1.5rem;
}

.work-item {
    position: relative;
    margin: 0;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: transform 0.3s, border-color 0.3s;
}

.work-item:hover {
    transform: translateY(-6px);
    border-color: rgba(245, 158, 11, 0.25);
}

.work-thumb {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 14rem;
    font-size: 5rem;
    color: var(--color-primary);
    background:
        radial-gradient(circle at 30% 30%, rgba(245, 158, 11, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 70% 70%, rgba(34, 211, 238, 0.08) 0%, transparent 50%),
        linear-gradient(135deg, rgba(255,255,255,0.03) 0%, rgba(255,255,255,0.01) 100%);
    border-bottom: 1px solid var(--color-border);
}

.work-item figcaption {
    padding: 1.5rem;
}

.work-item figcaption strong {
    display: block;
    font-family: var(--font-display);
    font-size: 1.15rem;
    margin-bottom: 0.25rem;
    color: var(--color-text);
}

.work-item figcaption span {
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

/* About */
.about-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
}

.about-text p {
    color: var(--color-text-muted);
    margin-bottom: 1.75rem;
    font-size: 1.1rem;
}

.feature-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.feature-list li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 500;
    color: var(--color-text);
}

.feature-list li::before {
    content: "✓";
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.75rem;
    height: 1.75rem;
    background: rgba(245, 158, 11, 0.15);
    color: var(--color-primary);
    border-radius: 50%;
    font-size: 0.8rem;
    flex-shrink: 0;
}

.about-visual {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.stat {
    padding: 2.25rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    text-align: center;
    backdrop-filter: blur(10px);
}

.stat-number {
    display: block;
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 0.25rem;
}

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

/* Testimonials */
.testimonial {
    padding: 2.25rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-left: 3px solid var(--color-primary);
    border-radius: var(--radius);
    backdrop-filter: blur(10px);
}

.testimonial p {
    font-size: 1.15rem;
    font-style: italic;
    margin-bottom: 1.25rem;
    color: var(--color-text);
    line-height: 1.7;
}

.testimonial footer {
    font-weight: 600;
    color: var(--color-text-muted);
}

/* CTA */
.cta {
    position: relative;
    padding: 7rem 0;
    text-align: center;
    background:
        radial-gradient(circle at 20% 50%, rgba(245, 158, 11, 0.08) 0%, transparent 40%),
        radial-gradient(circle at 80% 50%, rgba(34, 211, 238, 0.06) 0%, transparent 40%),
        var(--color-bg-elevated);
    border-top: 1px solid var(--color-border);
    overflow: hidden;
}

.cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(245, 158, 11, 0.3), transparent);
}

.cta h2 {
    margin-bottom: 1rem;
}

.cta p {
    color: var(--color-text-muted);
    margin-bottom: 2.5rem;
    max-width: 36rem;
    margin-inline: auto;
    font-size: 1.1rem;
}

/* Footer */
.site-footer {
    padding: 2.5rem 0;
    border-top: 1px solid var(--color-border);
    background-color: var(--color-bg);
}

.footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

.footer-links {
    display: flex;
    gap: 1.5rem;
}

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

/* Responsive */
@media (max-width: 900px) {
    .main-nav {
        position: absolute;
        top: 5rem;
        left: 1rem;
        right: 1rem;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 1rem;
        background: rgba(15, 17, 21, 0.98);
        border: 1px solid var(--color-border);
        border-radius: var(--radius);
        box-shadow: var(--shadow);
        opacity: 0;
        visibility: hidden;
        transform: translateY(-0.5rem);
        transition: opacity 0.2s, visibility 0.2s, transform 0.2s;
    }

    .main-nav.is-open {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }

    .main-nav a {
        padding: 0.875rem 1rem;
        border-radius: var(--radius-sm);
    }

    .main-nav a:not(.btn):hover {
        background: var(--color-surface);
    }

    .nav-toggle {
        display: flex;
    }

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

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

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

    .about-layout {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

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

@media (max-width: 600px) {
    .about-visual {
        grid-template-columns: 1fr;
    }

    .cards-grid--2 {
        grid-template-columns: 1fr;
    }
}