@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500&family=Syne:wght@300;400;500;700&display=swap');

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

:root {
    --bg: #0c0c0c;
    --surface: #111111;
    --border: #1c1c1c;
    --border-soft: #161616;
    --accent: #c8a96e;
    --accent-dim: #9a7f50;
    --text: #e2e2de;
    --text-mid: #888;
    --text-dim: #3a3a3a;
    --mono: 'JetBrains Mono', monospace;
    --display: 'Syne', sans-serif;
}

body {
    font-family: var(--display);
    background: var(--bg);
    color: var(--text);
    font-size: 15px;
    line-height: 1.6;
    overflow-x: hidden;
}

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

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 48px;
}

.back-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--mono);
    font-size: 11px;
    color: var(--text-dim);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 18px 0 0;
    transition: color 0.2s;
}
.back-btn:hover { color: var(--text); }
.back-btn::before { content: '←'; font-size: 1rem; }

.robot-hero {
    padding: 48px 0 64px;
    border-bottom: 1px solid var(--border);
}

.robot-label {
    font-family: var(--mono);
    font-size: 10px;
    color: var(--accent);
    letter-spacing: 0.14em;
    text-transform: uppercase;
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 24px;
}
.robot-label::before {
    content: '';
    width: 24px; height: 1px;
    background: var(--accent);
}
@keyframes pulse {
    0%,100% { opacity: 1; }
    50% { opacity: 0.3; }
}

.robot-title {
    font-size: clamp(52px, 7.5vw, 88px);
    font-weight: 300;
    color: var(--text);
    line-height: 0.95;
    letter-spacing: -0.04em;
    margin-bottom: 20px;
}

.robot-tagline {
    font-size: 15px;
    color: var(--text-mid);
    max-width: 600px;
    font-weight: 300;
    line-height: 1.75;
    margin-bottom: 28px;
}

.robot-tags {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}
.robot-tag {
    font-family: var(--mono);
    font-size: 10px;
    padding: 3px 9px;
    border: 1px solid var(--border);
    border-radius: 2px;
    color: var(--text-dim);
    letter-spacing: 0.03em;
}

.robot-image-section {
    padding: 64px 0;
    border-bottom: 1px solid var(--border);
}

.robot-image-wrap {
    width: 100%;
    aspect-ratio: 16/9;
    border-radius: 3px;
    overflow: hidden;
    border: 1px solid var(--border);
    background: var(--surface);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.robot-image-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    color: var(--text-dim);
}
.robot-image-placeholder .placeholder-icon {
    font-size: 3rem;
    opacity: 0.4;
}
.robot-image-placeholder p {
    font-family: var(--mono);
    font-size: 10px;
    opacity: 0.4;
}

.robot-image-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.robot-content {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: 48px;
    padding: 64px 0;
    align-items: start;
}

@media (max-width: 768px) {
    .robot-content { grid-template-columns: 1fr; }
}

.robot-overview h2 {
    font-size: 24px;
    font-weight: 500;
    color: var(--text);
    margin-bottom: 20px;
}
.robot-overview p {
    color: var(--text-mid);
    margin-bottom: 16px;
    font-size: 15px;
    font-weight: 300;
    line-height: 1.8;
    max-width: 580px;
}

.robot-how {
    margin-top: 48px;
}
.robot-how h2 {
    font-size: 19px;
    font-weight: 500;
    color: var(--text);
    margin-bottom: 20px;
}

.steps {
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.step {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}
.step-num {
    font-family: var(--mono);
    font-size: 10px;
    color: var(--accent);
    border: 1px solid var(--border);
    border-radius: 2px;
    padding: 4px 8px;
    min-width: 36px;
    text-align: center;
    margin-top: 2px;
}
.step-text {
    color: var(--text-mid);
    font-size: 14px;
    font-weight: 300;
}
.step-text strong { color: var(--text); font-weight: 500; }

.robot-sidebar {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.sidebar-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 3px;
    padding: 24px;
}

.sidebar-card h3 {
    font-family: var(--mono);
    font-size: 10px;
    color: var(--accent);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border);
}

.spec-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.spec-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-soft);
    font-size: 13px;
}
.spec-row:last-child { border-bottom: none; padding-bottom: 0; }
.spec-label { color: var(--text-dim); }
.spec-value { color: var(--text-mid); font-weight: 500; font-family: var(--mono); font-size: 11px; }

.component-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.component-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 13px;
    color: var(--text-mid);
    font-weight: 300;
}
.component-item::before {
    content: '';
    width: 3px; height: 3px;
    border-radius: 50%;
    background: var(--border);
    flex-shrink: 0;
}

.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-family: var(--mono);
    font-size: 10px;
    padding: 3px 9px;
    border-radius: 2px;
}
.status-badge.complete {
    border-color: var(--accent-dim);
    color: var(--accent);
}
.status-badge.in-progress {
    border-color: var(--accent-dim);
    color: var(--accent);
}
.status-badge.retired {
    border-color: var(--border);
    color: var(--text-dim);
}
.status-badge::before {
    content: '';
    width: 6px; height: 6px;
    border-radius: 50%;
    background: currentColor;
}

.achievement-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 3px;
    padding: 20px;
    margin-top: 32px;
}
.achievement-card h4 {
    font-family: var(--mono);
    font-size: 10px;
    color: var(--accent);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin-bottom: 12px;
}
.achievement-card p {
    color: var(--text-mid);
    font-size: 14px;
    font-weight: 300;
}
.profit-number {
    color: var(--accent);
    font-weight: 500;
}

.robot-footer {
    border-top: 1px solid var(--border);
    padding: 40px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}
.robot-footer p {
    font-size: 12px;
    color: var(--text-mid);
    font-weight: 300;
}
.nav-links {
    display: flex;
    gap: 24px;
}
.nav-links a {
    font-family: var(--mono);
    font-size: 11px;
    color: var(--text-dim);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    transition: color 0.2s;
}
.nav-links a:hover { color: var(--text); }

@media (max-width: 768px) {
    .robot-content { grid-template-columns: 1fr; }
    .container { padding: 0 24px; }
}