:root {
    --color-bg: #0a0a0f;
    --color-bg-elevated: #12121a;
    --color-bg-card: #16161f;
    --color-surface: #1a1a24;
    --color-border: rgba(255, 255, 255, 0.08);
    --color-border-bright: rgba(255, 255, 255, 0.15);
    --color-text: #e4e4e7;
    --color-text-muted: #71717a;
    --color-text-dim: #52525b;
    --color-accent: #22d3ee;
    --color-accent-glow: rgba(34, 211, 238, 0.4);
    --color-accent-soft: rgba(34, 211, 238, 0.1);
    --color-secondary: #a78bfa;
    --color-secondary-glow: rgba(167, 139, 250, 0.4);
    --color-secondary-soft: rgba(167, 139, 250, 0.1);
    --color-tertiary: #f472b6;
    --color-success: #4ade80;
    --font-display: 'Space Grotesk', system-ui, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    --transition-smooth: 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-display);
    font-size: 17px;
    line-height: 1.7;
    color: var(--color-text);
    background: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
    min-height: 100vh;
}

.grid-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    opacity: 0.4;
    background-image:
        linear-gradient(var(--color-border) 1px, transparent 1px),
        linear-gradient(90deg, var(--color-border) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at 50% 0%, black 0%, transparent 70%);
}

.glow-orb {
    position: fixed;
    border-radius: 50%;
    filter: blur(100px);
    pointer-events: none;
    z-index: 0;
}

.glow-orb-1 {
    width: 600px;
    height: 600px;
    background: var(--color-accent-glow);
    top: -200px;
    right: -100px;
    opacity: 0.3;
    animation: float 20s ease-in-out infinite;
}

.glow-orb-2 {
    width: 400px;
    height: 400px;
    background: var(--color-secondary-glow);
    bottom: 20%;
    left: -100px;
    opacity: 0.2;
    animation: float 25s ease-in-out infinite reverse;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(30px, 30px); }
}

body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 9998;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(0, 0, 0, 0.03) 2px,
        rgba(0, 0, 0, 0.03) 4px
    );
}

/* Navigation */
nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 1rem 3rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(10, 10, 15, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
}

.nav-logo {
    font-family: var(--font-mono);
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-text);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-logo::before {
    content: '>';
    color: var(--color-accent);
    animation: blink 1s step-end infinite;
}

@keyframes blink {
    50% { opacity: 0; }
}

.nav-tabs {
    display: flex;
    gap: 0.5rem;
    list-style: none;
    background: var(--color-bg-card);
    padding: 0.35rem;
    border-radius: 8px;
    border: 1px solid var(--color-border);
}

.nav-tab {
    color: var(--color-text-muted);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    padding: 0.5rem 1.25rem;
    border-radius: 6px;
    transition: all var(--transition-smooth);
    font-family: var(--font-mono);
    cursor: pointer;
    border: none;
    background: transparent;
}

.nav-tab:hover {
    color: var(--color-text);
}

.nav-tab.active {
    background: var(--color-surface);
    color: var(--color-text);
}

.nav-tab.cyan.active {
    background: var(--color-accent-soft);
    color: var(--color-accent);
    border: 1px solid rgba(34, 211, 238, 0.2);
}

.nav-tab.purple.active {
    background: var(--color-secondary-soft);
    color: var(--color-secondary);
    border: 1px solid rgba(167, 139, 250, 0.2);
}

.nav-contact {
    background: transparent;
    border: 1px solid var(--color-accent);
    color: var(--color-accent);
    padding: 0.5rem 1.25rem;
    border-radius: 6px;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-smooth);
    text-decoration: none;
}

.nav-contact:hover {
    background: var(--color-accent);
    color: var(--color-bg);
    box-shadow: 0 0 30px var(--color-accent-glow);
}

/* Tab Content */
.tab-content {
    display: none;
    padding-top: 80px;
    min-height: 100vh;
    position: relative;
    z-index: 1;
}

.tab-content.active {
    display: block;
}

/* Home Tab */
.hero {
    padding: 4rem 6rem 3rem;
    text-align: center;
}

.hero-logo {
    width: 400px;
    height: auto;
    margin-bottom: 1.5rem;
    animation: fadeIn 0.6s ease-out;
}

.hero h1 {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -0.02em;
    color: var(--color-text);
    margin-bottom: 1rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero h1 .gradient-text {
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-secondary) 50%, var(--color-tertiary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-role {
    font-family: var(--font-mono);
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 0.5rem;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--color-text-muted);
    max-width: 600px;
    margin: 0 auto 1.5rem;
}

.hero-authority {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 2rem;
    padding: 0.75rem 1.5rem;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    max-width: fit-content;
    margin-left: auto;
    margin-right: auto;
}

.authority-item {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--color-text);
    font-weight: 500;
}

.authority-divider {
    color: var(--color-text-dim);
    font-size: 0.8rem;
}

.hero-stats {
    display: flex;
    gap: 3rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 2.5rem;
}

.stat-value {
    font-family: var(--font-mono);
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--color-text);
    line-height: 1;
}

.stat-value .accent { color: var(--color-accent); }
.stat-value .secondary { color: var(--color-secondary); }

.stat-label {
    font-size: 0.75rem;
    color: var(--color-text-dim);
    font-family: var(--font-mono);
    margin-top: 0.35rem;
}

/* Service Cards */
.services-block {
    max-width: 880px;
    margin: 2rem auto 0;
    padding: 1.5rem;
    border-radius: 12px;
    background: rgba(22, 22, 31, 0.4);
    border: 1px solid var(--color-border);
    backdrop-filter: blur(12px);
}

.services-block-header {
    margin-bottom: 1.25rem;
}

.services-block-title {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
}

.services-block-title::before {
    content: '// ';
    color: var(--color-text-dim);
}


.service-chooser {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.service-choice {
    position: relative;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 10px;
    padding: 1.5rem;
    cursor: pointer;
    transition: all var(--transition-smooth);
    text-align: left;
}

.service-choice:hover {
    border-color: var(--color-border-bright);
    transform: translateY(-2px);
}

.service-choice.dev:hover {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3), 0 0 40px var(--color-accent-glow);
}

.service-choice.consult:hover {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3), 0 0 40px var(--color-secondary-glow);
}

.service-icon {
    width: 44px;
    height: 44px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    font-size: 1.15rem;
    transition: transform var(--transition-smooth);
}

.service-choice:hover .service-icon {
    transform: scale(1.1);
}

.service-choice.dev .service-icon {
    background: var(--color-accent-soft);
    border: 1px solid rgba(34, 211, 238, 0.2);
}

.service-choice.consult .service-icon {
    background: var(--color-secondary-soft);
    border: 1px solid rgba(167, 139, 250, 0.2);
}

.service-choice h3 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 0.35rem;
}

.service-choice.dev h3 {
    color: var(--color-accent);
}

.service-choice.consult h3 {
    color: var(--color-secondary);
}

.service-tagline {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-text);
    margin-bottom: 0.75rem;
    font-family: var(--font-mono);
}

.service-desc {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    line-height: 1.5;
    margin-bottom: 1rem;
}

.service-cta {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 500;
    transition: all var(--transition-smooth);
}

.service-choice.dev .service-cta {
    color: var(--color-accent);
}

.service-choice.consult .service-cta {
    color: var(--color-secondary);
}

.service-link-hint {
    font-family: var(--font-mono);
    font-size: 1rem;
    transition: all var(--transition-smooth);
}

.service-choice:hover .service-link-hint {
    transform: translateX(4px);
}

.service-choice p {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    line-height: 1.5;
}

/* Who This Is For Strip */
.who-strip {
    max-width: 880px;
    margin: 2rem auto 0;
    padding: 1.25rem 1.5rem;
    border-radius: 10px;
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    text-align: center;
}

.who-strip-title {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    margin-bottom: 0.75rem;
}

.who-strip-items {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.who-item {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-size: 0.85rem;
    color: var(--color-text);
}

/* About Section (Home Tab) */
.about-section {
    padding: 3rem 6rem;
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 3rem;
    max-width: 1000px;
    margin: 0 auto;
    align-items: center;
}

.about-photo {
    width: 180px;
    height: 180px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--color-border-bright);
    box-shadow: 0 0 40px var(--color-accent-glow);
}

.about-text h2 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.about-text h2 .cyan { color: var(--color-accent); }

.about-text p {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 0.75rem;
}

.about-text p.about-lead {
    font-size: 1.1rem;
    color: var(--color-text);
    margin-bottom: 1rem;
}

.about-text .cyan { color: var(--color-accent); }
.about-text .purple { color: var(--color-secondary); }

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

.credentials-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1rem;
}

.credential {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    padding: 0.4rem 0.75rem;
    border-radius: 6px;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

/* Service Tab Styles */
.service-page {
    padding: 4rem 6rem;
    max-width: 1100px;
    margin: 0 auto;
}

.service-header {
    margin-bottom: 3rem;
}

.service-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    margin-bottom: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.service-tag::before {
    content: '//';
    opacity: 0.5;
}

.service-tag.cyan { color: var(--color-accent); }
.service-tag.purple { color: var(--color-secondary); }

.service-header h1 {
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
}

.service-header h1 .cyan { color: var(--color-accent); }
.service-header h1 .purple { color: var(--color-secondary); }

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

.service-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.service-description {
    font-size: 1rem;
    color: var(--color-text-muted);
    line-height: 1.8;
}

.service-description p {
    margin-bottom: 1rem;
}

.service-description strong {
    color: var(--color-text);
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1.5rem;
}

.tech-tag {
    padding: 0.4rem 0.85rem;
    border-radius: 6px;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 500;
}

.tech-tag.cyan {
    background: var(--color-accent-soft);
    border: 1px solid rgba(34, 211, 238, 0.2);
    color: var(--color-accent);
}

.tech-tag.purple {
    background: var(--color-secondary-soft);
    border: 1px solid rgba(167, 139, 250, 0.2);
    color: var(--color-secondary);
}

.service-cards {
    display: grid;
    gap: 1rem;
}

.service-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 10px;
    padding: 1.25rem 1.5rem;
    transition: all var(--transition-smooth);
}

.service-card.cyan:hover {
    border-color: var(--color-accent);
    background: var(--color-accent-soft);
}

.service-card.purple:hover {
    border-color: var(--color-secondary);
    background: var(--color-secondary-soft);
}

.service-card h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 0.25rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.service-card p {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    font-family: var(--font-mono);
}

/* CTA */
.cta-section {
    text-align: center;
    padding: 2rem;
    margin-top: 1rem;
}

.cta-section h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.cta-section p {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background: var(--color-accent);
    color: var(--color-bg);
    padding: 0.85rem 1.75rem;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: all var(--transition-smooth);
    border: 1px solid var(--color-accent);
}

.btn-primary:hover {
    background: transparent;
    color: var(--color-accent);
    box-shadow: 0 0 40px var(--color-accent-glow);
}

.location-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 1.25rem;
    font-size: 0.8rem;
    color: var(--color-text-dim);
    font-family: var(--font-mono);
}

/* Footer */
footer {
    background: var(--color-bg);
    border-top: 1px solid var(--color-border);
    padding: 2rem 6rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    z-index: 1;
}

.footer-brand-section {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.footer-logo {
    height: 36px;
    width: auto;
}

.footer-brand {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--color-text);
}

.footer-tagline {
    font-size: 0.8rem;
    color: var(--color-text-dim);
}

.footer-links {
    display: flex;
    gap: 1.5rem;
    list-style: none;
}

.footer-links a {
    color: var(--color-text-muted);
    text-decoration: none;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    transition: color var(--transition-smooth);
}

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

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.tab-content.active {
    animation: fadeIn 0.3s ease-out;
}

/* Responsive */
@media (max-width: 1024px) {
    nav {
        padding: 1rem 1.5rem;
        flex-wrap: wrap;
        gap: 1rem;
    }

    .nav-tabs {
        order: 3;
        width: 100%;
        justify-content: center;
    }

    .hero, .service-page {
        padding: 3rem 2rem;
    }

    .service-chooser {
        grid-template-columns: 1fr;
    }

    .about-section {
        grid-template-columns: 1fr;
        text-align: center;
        padding: 2rem;
    }

    .about-photo {
        margin: 0 auto;
    }

    .credentials-row {
        justify-content: center;
    }

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

    footer {
        flex-direction: column;
        gap: 1.5rem;
        text-align: center;
        padding: 2rem;
    }
}

@media (max-width: 640px) {
    .nav-tabs {
        flex-wrap: wrap;
    }

    .nav-tab {
        padding: 0.4rem 0.85rem;
        font-size: 0.8rem;
    }

    .hero-authority {
        flex-direction: column;
        gap: 0.5rem;
        padding: 1rem;
    }

    .authority-divider {
        display: none;
    }

    .hero-stats {
        gap: 1.5rem;
    }

    .stat-value {
        font-size: 1.5rem;
    }

    .services-block {
        padding: 1rem;
    }

    .service-choice {
        padding: 1.25rem;
    }

    .who-strip-items {
        flex-direction: column;
        align-items: center;
    }

    .who-item {
        width: 100%;
        text-align: center;
    }
}