:root {
    --bg: #080b12;
    --surface: rgba(15, 21, 34, 0.78);
    --surface-strong: rgba(17, 24, 39, 0.9);
    --text: #f3f4f6;
    --muted: #a1a1aa;
    --accent: #7db8ff;
    --line: rgba(255, 255, 255, 0.14);
    --radius: 18px;
    --shadow: 0 16px 36px rgba(0, 0, 0, 0.35);
}

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

body {
    min-height: 100vh;
    font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro Display", "Helvetica Neue", Arial, sans-serif;
    color: var(--text);
    background:
        radial-gradient(circle at 90% 8%, rgba(59, 130, 246, 0.2) 0%, transparent 35%),
        radial-gradient(circle at 8% 78%, rgba(56, 189, 248, 0.12) 0%, transparent 42%),
        var(--bg);
}

.page {
    width: min(1240px, 93vw);
    margin: 0 auto;
    padding: 34px 0 76px;
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
}

.back-link {
    text-decoration: none;
    color: var(--text);
    border: 1px solid var(--line);
    border-radius: 999px;
    padding: 9px 14px;
    font-size: 0.86rem;
    background: rgba(17, 24, 39, 0.68);
}

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

.project-hero {
    background: linear-gradient(180deg, rgba(17, 24, 39, 0.9), rgba(15, 21, 34, 0.84));
    border: 1px solid var(--line);
    border-radius: calc(var(--radius) + 4px);
    box-shadow: var(--shadow);
    padding: 26px;
    margin-bottom: 22px;
}

.project-kicker {
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.76rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.project-title {
    font-size: clamp(1.9rem, 3.4vw, 3rem);
    letter-spacing: -0.02em;
    line-height: 1.12;
    margin-bottom: 10px;
}

.project-lede {
    color: #c6c9d2;
    max-width: 880px;
    line-height: 1.7;
}

.meta-list {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 18px;
}

.meta-list li {
    border: 1px solid var(--line);
    background: rgba(8, 11, 18, 0.46);
    color: #d7deea;
    border-radius: 999px;
    font-size: 0.83rem;
    padding: 7px 12px;
}

.project-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.5fr) minmax(250px, 0.9fr);
    gap: 16px;
}

.panel {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 18px;
}

.panel-title {
    font-size: 1.05rem;
    letter-spacing: -0.01em;
    margin-bottom: 12px;
}

.image-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 12px;
}

.image-grid img {
    width: 100%;
    height: 320px;
    object-fit: cover;
    border-radius: 14px;
    border: 1px solid var(--line);
    background: #030712;
}

.image-grid img.single {
    grid-column: 1 / -1;
    object-fit: contain;
    height: auto;
    max-height: 500px;
}

.details-grid {
    display: grid;
    gap: 12px;
    margin-top: 12px;
}

.card {
    background: rgba(17, 24, 39, 0.64);
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 14px;
}

.card h2 {
    font-size: 1rem;
    margin-bottom: 8px;
}

.card p,
.card li {
    color: var(--muted);
    line-height: 1.7;
}

.card ul {
    padding-left: 18px;
    display: grid;
    gap: 6px;
}

.sidebar-stack {
    display: grid;
    gap: 10px;
}

.sidebar-item {
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 11px 12px;
    background: rgba(8, 11, 18, 0.42);
}

.sidebar-item h3 {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.07em;
    color: #c4d7f7;
    margin-bottom: 4px;
}

.sidebar-item p {
    color: var(--text);
    font-size: 0.95rem;
}

.extra-projects {
    display: grid;
    gap: 12px;
}

.extra-project {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 18px;
}

.extra-project h2 {
    margin-bottom: 8px;
}

.extra-project p {
    color: var(--muted);
    line-height: 1.7;
}

@media (min-width: 1500px) {
    .page {
        width: min(1440px, 94vw);
    }

    .project-layout {
        gap: 22px;
    }
}

@media (max-width: 900px) {
    .project-layout {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .page-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .project-hero {
        padding: 20px;
    }

    .image-grid img {
        height: 240px;
    }
}