:root {
    color-scheme: dark;
    --bg: #0a0f0d;
    --panel: #101713;
    --panel-strong: #151f19;
    --text: #d7f7df;
    --muted: #8ea797;
    --accent: #43ff8f;
    --accent-soft: rgba(67, 255, 143, 0.18);
    --warning: #ffd166;
    --line: rgba(215, 247, 223, 0.16);
    --shadow: rgba(0, 0, 0, 0.45);
}

* {
    box-sizing: border-box;
}

html {
    min-height: 100%;
    background: var(--bg);
}

body {
    min-height: 100vh;
    margin: 0;
    padding: 24px;
    background:
        radial-gradient(circle at top left, rgba(67, 255, 143, 0.08), transparent 28rem),
        linear-gradient(180deg, #07100c 0%, #0a0f0d 52%, #060806 100%);
    color: var(--text);
    font-family: "SFMono-Regular", Consolas, "Liberation Mono", "Courier New", monospace;
    line-height: 1.55;
}

a {
    color: var(--accent);
    text-decoration: none;
}

a:hover,
a:focus {
    text-decoration: underline;
}

.terminal-shell {
    width: min(980px, 100%);
    min-height: calc(100vh - 48px);
    margin: 0 auto;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: rgba(16, 23, 19, 0.94);
    box-shadow: 0 24px 70px var(--shadow);
    overflow: hidden;
}

.terminal-topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    min-height: 44px;
    padding: 0 16px;
    border-bottom: 1px solid var(--line);
    background: var(--panel-strong);
}

.window-controls {
    display: flex;
    gap: 8px;
    flex: 0 0 auto;
}

.window-controls span {
    width: 12px;
    height: 12px;
    border-radius: 999px;
    background: var(--muted);
}

.window-controls span:nth-child(1) {
    background: #ff5f56;
}

.window-controls span:nth-child(2) {
    background: #ffbd2e;
}

.window-controls span:nth-child(3) {
    background: #27c93f;
}

.terminal-title {
    min-width: 0;
    color: var(--muted);
    font-size: 0.88rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.terminal-body {
    padding: 24px;
}

.prompt-line,
.input-line {
    display: flex;
    align-items: baseline;
    gap: 10px;
}

.prompt {
    flex: 0 0 auto;
    color: var(--accent);
    font-weight: 700;
}

.command {
    color: var(--warning);
}

.output {
    margin: 10px 0 24px;
    color: var(--text);
}

.output p {
    margin: 0 0 12px;
}

.output ul {
    margin: 10px 0 0;
    padding-left: 22px;
}

.output li {
    margin: 4px 0;
}

.command-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
    gap: 10px;
    margin-top: 14px;
}

.command-card {
    display: block;
    min-height: 76px;
    padding: 12px;
    border: 1px solid var(--line);
    border-radius: 6px;
    background: rgba(67, 255, 143, 0.045);
}

.command-card strong {
    display: block;
    color: var(--accent);
    margin-bottom: 4px;
}

.command-card span {
    color: var(--muted);
    font-size: 0.92rem;
}

.terminal-input {
    width: 100%;
    min-width: 0;
    border: 0;
    outline: 0;
    background: transparent;
    color: var(--text);
    font: inherit;
    caret-color: var(--accent);
}

.terminal-input::placeholder {
    color: rgba(142, 167, 151, 0.72);
}

.section-label {
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.8rem;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
    margin-top: 16px;
}

.gallery-item {
    margin: 0;
}

.gallery-item img {
    display: block;
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    border: 1px solid var(--line);
    border-radius: 6px;
}

.gallery-item figcaption {
    margin-top: 8px;
    color: var(--muted);
    font-size: 0.92rem;
}

@media (max-width: 640px) {
    body {
        padding: 10px;
    }

    .terminal-shell {
        min-height: calc(100vh - 20px);
        border-radius: 6px;
    }

    .terminal-body {
        padding: 18px 14px;
    }

    .prompt-line,
    .input-line {
        gap: 8px;
    }
}