:root {
    --bg: #FAFAFA;
    --text: #111111;
    --text-dim: #888888;
    --accent: #00C853;
    --accent-dim: rgba(0, 200, 83, 0.2);
    --border: #E8E8E8;
    --card-bg: #FFFFFF;
    --mono: 'JetBrains Mono', monospace;
    --sans: 'Inter', sans-serif;
    --light-gray: #E8E8E8;
}

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

body {
    font-family: var(--sans);
    background-color: var(--bg);
    color: var(--text);
    overflow-x: hidden;
    border-top: 4px solid var(--accent);
}

/* === UTILITIES === */
a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 48px;
}

/* === HEADER === */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 48px;
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 1000;
    background: var(--bg);
    max-width: 1200px;
    margin: 0 auto;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 24px;
}

.header-avatar img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 2px solid var(--accent);
    filter: grayscale(100%);
    transition: filter 0.3s;
}

.header-avatar img:hover {
    filter: grayscale(0%);
}

.header-meta {
    font-family: var(--mono);
    font-size: 12px;
    color: var(--text-dim);
    line-height: 1.4;
}

.accent-dot {
    color: var(--accent);
}

.btn-primary {
    font-family: var(--mono);
    font-size: 13px;
    font-weight: 500;
    background: var(--text);
    color: var(--bg);
    padding: 10px 24px;
    border: none;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    display: inline-flex;
    align-items: center;
}

.btn-primary::before {
    content: '>';
    margin-right: 8px;
    color: var(--accent);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), color 0.3s;
}

.btn-primary:hover {
    background: var(--accent);
    color: var(--text);
}

.btn-primary:hover::before {
    color: var(--text);
}

.btn-back {
    font-family: var(--mono);
    font-size: 11px;
    font-weight: 500;
    color: var(--text);
    background: rgba(0, 200, 83, 0.1);
    padding: 8px 16px;
    border-radius: 100px;
    transition: all 0.3s;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
}

.btn-back:hover {
    background: rgba(0, 200, 83, 0.2);
    color: var(--accent);
}

/* === HERO === */
.hero {
    padding: 56px 48px 24px;
    border-bottom: 1px solid var(--border);
    max-width: 1200px;
    margin: 0 auto;
}

.hero-label {
    font-family: var(--mono);
    font-size: 14px;
    color: var(--accent);
    margin-bottom: 24px;
}

.hero-title {
    font-family: var(--sans);
    font-weight: 600;
    font-size: clamp(32px, 5vw, 56px);
    line-height: 1.1;
    margin-bottom: 32px;
    max-width: 900px;
}

.hero-desc {
    font-family: var(--sans);
    font-size: 18px;
    color: var(--text-dim);
    line-height: 1.6;
    max-width: 600px;
}

/* === PORTFOLIO GRID === */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background-color: var(--border);
    border-bottom: 1px solid var(--border);
    max-width: 1200px;
    margin: 0 auto;
}

.portfolio-card {
    background-color: var(--card-bg);
    padding: 40px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 100%;
    position: relative;
}

.portfolio-card:hover {
    background-color: var(--accent-dim);
    transform: translateY(-4px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.08);
    z-index: 10;
}

.portfolio-card h3 {
    font-family: var(--sans);
    font-size: 18px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 12px;
}

.portfolio-card p {
    font-size: 15px;
    color: var(--text-dim);
    line-height: 1.6;
    margin-bottom: 24px;
}

.portfolio-meta {
    margin-bottom: 32px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.portfolio-meta li {
    font-family: var(--mono);
    font-size: 12px;
    color: var(--text-dim);
    display: flex;
    align-items: start;
    gap: 8px;
}

.meta-marker {
    color: var(--accent);
}

.portfolio-card .btn-view {
    font-family: var(--mono);
    font-size: 11px;
    font-weight: 500;
    color: var(--text);
    background: var(--accent);
    text-decoration: none;
    padding: 10px 20px;
    display: inline-block;
    transition: opacity 0.3s, transform 0.2s;
    border: none;
    cursor: pointer;
    align-self: flex-start;
}

.portfolio-card .btn-view:hover {
    opacity: 0.85;
    transform: translateX(4px);
}

/* === LEAD CTA === */
.lead-cta {
    padding: 100px 48px;
    text-align: center;
    border-top: 1px solid var(--border);
    max-width: 1200px;
    margin: 0 auto;
}

/* === FOOTER === */
.footer {
    padding: 80px 48px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.footer-links {
    display: flex;
    gap: 32px;
}

.footer-link {
    font-family: var(--mono);
    font-size: 14px;
    color: var(--text-dim);
    transition: color 0.3s;
}

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

/* === MODAL === */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s, visibility 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-container {
    width: 100%;
    max-width: 1200px;
    height: 90vh;
    background: var(--bg);
    border: 1px solid var(--border);
    position: relative;
    transform: translateY(20px);
    transition: transform 0.3s;
    display: flex;
    flex-direction: column;
}

.modal-overlay.active .modal-container {
    transform: translateY(0);
}

.modal-header {
    padding: 16px 24px;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: flex-end;
    background: var(--bg);
}

.modal-close {
    background: transparent;
    border: none;
    color: var(--text-dim);
    font-family: var(--mono);
    font-size: 14px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
}

.modal-close:hover {
    color: var(--accent);
}

.modal-content {
    flex: 1;
    background: #fff;
}

iframe {
    width: 100%;
    height: 100%;
    border: none;
}

/* === SCROLL REVEAL === */
.reveal {
    opacity: 1;
    /* Fallback */
    transform: none;
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.js-ready .reveal {
    opacity: 0;
    transform: translateY(20px);
}

.js-ready .reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* === RESPONSIVE === */
@media (max-width: 768px) {

    .container,
    .header,
    .hero,
    .footer,
    .lead-cta {
        padding-left: 20px;
        padding-right: 20px;
    }

    .header {
        padding: 16px 20px;
    }

    .btn-primary {
        padding: 10px 20px;
        font-size: 11px;
    }

    .header-meta {
        display: block;
        font-size: 10px;
    }

    .hero {
        padding-top: 24px;
        padding-bottom: 0px;
    }

    .lead-cta {
        padding-top: 60px;
        padding-bottom: 60px;
    }

    .hero-title {
        font-size: 32px;
        margin-bottom: 24px;
    }

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

    .portfolio-card {
        padding: 24px;
    }

    .footer {
        flex-direction: column;
        gap: 20px;
        align-items: flex-start;
    }

    .footer-links {
        flex-wrap: wrap;
        gap: 16px 24px;
    }

    .modal-container {
        height: 100%;
        max-height: 100vh;
    }
}