:root {
    --bg: #090d16;
    --card-bg: rgba(14, 21, 37, 0.85);
    --border: rgba(255, 255, 255, 0.08);
    --accent: #38bdf8;
    --green: #10b981;
    --amber: #f59e0b;
    --rose: #f43f5e;
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
}

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

body {
    font-family: 'JetBrains Mono', monospace;
    background-color: var(--bg);
    color: var(--text-main);
    height: 100vh;
    display: flex;
    flex-direction: column;
}

.ambient-glow {
    position: fixed;
    top: -20%;
    left: 25%;
    width: 50vw;
    height: 40vh;
    background: radial-gradient(circle, rgba(56, 189, 248, 0.08) 0%, rgba(99, 102, 241, 0.04) 50%, transparent 70%);
    filter: blur(90px);
    pointer-events: none;
    z-index: 0;
}

header {
    position: relative;
    z-index: 10;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 32px;
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(12px);
    background: rgba(9, 13, 22, 0.85);
}

.brand h1 {
    font-family: 'Outfit', sans-serif;
    font-size: 1.4rem;
    font-weight: 800;
    background: linear-gradient(135deg, #fff 40%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.subtitle { font-size: 0.75rem; color: var(--text-muted); }

.badge {
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    padding: 2px 7px;
    border-radius: 4px;
    background: rgba(56, 189, 248, 0.15);
    color: var(--accent);
    border: 1px solid rgba(56, 189, 248, 0.3);
}

.badge-blue { background: rgba(99, 102, 241, 0.15); color: #818cf8; border-color: rgba(99, 102, 241, 0.3); }
.badge-green { background: rgba(16, 185, 129, 0.15); color: var(--green); border-color: rgba(16, 185, 129, 0.3); }

.header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.select-preset {
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-main);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 6px 12px;
    font-family: inherit;
    font-size: 0.8rem;
    outline: none;
}

.btn {
    padding: 8px 16px;
    font-family: inherit;
    font-size: 0.82rem;
    font-weight: 700;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s;
    border: 1px solid transparent;
}

.btn-primary {
    background: linear-gradient(135deg, #0284c7, #2563eb);
    color: #fff;
    box-shadow: 0 0 15px rgba(2, 132, 199, 0.4);
}

.btn-primary:hover {
    box-shadow: 0 0 25px rgba(2, 132, 199, 0.7);
    transform: translateY(-1px);
}

.studio-layout {
    position: relative;
    z-index: 1;
    flex: 1;
    padding: 20px 32px;
    display: grid;
    grid-template-columns: 1.2fr 1fr 1fr;
    gap: 16px;
    overflow: hidden;
}

.card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 16px;
    display: flex;
    flex-direction: column;
    backdrop-filter: blur(14px);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border);
}

.card-header h3 { font-size: 0.88rem; font-weight: 700; }

#sourceEditor {
    flex: 1;
    background: #04060a;
    border: 1px solid var(--border);
    border-radius: 6px;
    color: #f1f5f9;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.82rem;
    padding: 12px;
    line-height: 1.5;
    resize: none;
    outline: none;
}

#sourceEditor:focus { border-color: var(--accent); }

.code-viewer, .console-box {
    flex: 1;
    background: #04060a;
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 12px;
    overflow-y: auto;
    font-size: 0.8rem;
    line-height: 1.5;
}

.sub-label {
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    margin-bottom: 6px;
}

.opcode-line {
    display: flex;
    gap: 10px;
    padding: 2px 0;
}

.opcode-idx { color: var(--text-muted); width: 35px; }
.opcode-name { color: var(--accent); font-weight: 600; }
.opcode-arg { color: #f59e0b; }

.console-box {
    height: 140px;
    color: #10b981;
}

.var-table {
    background: #04060a;
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 10px;
    height: 140px;
    overflow-y: auto;
    font-size: 0.78rem;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.var-row {
    display: flex;
    justify-content: space-between;
    padding: 3px 6px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.var-name { color: var(--accent); font-weight: 600; }
.var-val { color: #fff; }

footer {
    text-align: center;
    padding: 10px;
    font-size: 0.72rem;
    color: var(--text-muted);
    border-top: 1px solid var(--border);
    background: rgba(9, 13, 22, 0.85);
}

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