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

:root {
    --bg: #0b0d14; --surface: #12151f; --card: #181c28; --border: #252a3a;
    --text: #c8cde0; --text-dim: #5a6080; --text-bright: #eef0f8;
    --accent: #6e8efb; --positive: #34d399; --negative: #f87171; --warning: #fbbf24;
    --mono: 'JetBrains Mono', monospace; --sans: 'Inter', -apple-system, sans-serif;
}

body { background: var(--bg); color: var(--text); font-family: var(--sans); min-height: 100vh; }
.app { max-width: 800px; margin: 0 auto; padding: 40px 20px; }

.header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 28px; flex-wrap: wrap; gap: 12px; }
h1 { font-size: 1.8rem; font-weight: 700; color: var(--text-bright); letter-spacing: -0.5px; }
.subtitle { color: var(--text-dim); font-size: 0.85rem; margin-top: 4px; }
.model-badge { font-family: var(--mono); font-size: 0.7rem; background: var(--card); border: 1px solid var(--border); padding: 6px 12px; border-radius: 6px; color: var(--text-dim); }

.editor-area { margin-bottom: 12px; }
.editor-toolbar {
    display: flex; justify-content: space-between; align-items: center;
    background: var(--surface); border: 1px solid var(--border);
    border-bottom: none; border-radius: 10px 10px 0 0; padding: 8px 12px;
}
.editor-toolbar select {
    background: var(--card); color: var(--text); border: 1px solid var(--border);
    padding: 6px 10px; border-radius: 6px; font-family: var(--sans); font-size: 0.8rem;
    outline: none; cursor: pointer;
}
.focus-tabs { display: flex; gap: 4px; }
.focus-btn {
    padding: 5px 12px; border: 1px solid var(--border); background: transparent;
    color: var(--text-dim); border-radius: 6px; font-family: var(--sans);
    font-size: 0.75rem; font-weight: 500; cursor: pointer; transition: all 0.2s;
}
.focus-btn:hover { color: var(--text); border-color: var(--accent); }
.focus-btn.active { background: var(--accent); color: #fff; border-color: var(--accent); }

textarea {
    width: 100%; background: var(--surface); border: 1px solid var(--border);
    border-radius: 0 0 10px 10px; padding: 16px; color: var(--text-bright);
    font-family: var(--mono); font-size: 0.85rem; resize: vertical; outline: none;
    transition: border-color 0.2s; line-height: 1.6; tab-size: 4;
}
textarea:focus { border-color: var(--accent); }
textarea::placeholder { color: var(--text-dim); font-family: var(--sans); }

.btn-primary {
    width: 100%; padding: 13px; background: var(--accent); border: none; border-radius: 10px;
    color: #fff; font-family: var(--sans); font-size: 0.9rem; font-weight: 600;
    cursor: pointer; transition: all 0.2s; margin-bottom: 16px;
}
.btn-primary:hover { background: #5a7af0; transform: translateY(-1px); }
.btn-primary:disabled { opacity: 0.4; cursor: not-allowed; transform: none; }

.hidden { display: none !important; }

/* Score row */
.score-row {
    display: flex; align-items: center; gap: 24px;
    background: var(--surface); border: 1px solid var(--border);
    border-radius: 12px; padding: 20px; margin-bottom: 14px;
    animation: fadeIn 0.3s;
}
@keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; } }

.score-ring-wrap {
    position: relative; width: 120px; height: 120px; flex-shrink: 0;
    display: flex; align-items: center; justify-content: center;
}
.score-ring-text {
    position: absolute; display: flex; flex-direction: column; align-items: center;
}
.score-num { font-family: var(--mono); font-size: 1.8rem; font-weight: 700; color: var(--text-bright); }
.score-label { font-size: 0.65rem; color: var(--text-dim); }

.verdict-info { flex: 1; }
.verdict-tag {
    font-size: 1.1rem; font-weight: 700; padding: 6px 16px;
    border-radius: 8px; display: inline-block; margin-bottom: 8px;
}
.verdict-tag.APPROVE { color: var(--positive); background: rgba(52,211,153,0.1); }
.verdict-tag.REQUEST_CHANGES { color: var(--negative); background: rgba(248,113,113,0.1); }
.verdict-tag.NEEDS_DISCUSSION { color: var(--warning); background: rgba(251,191,36,0.1); }
.meta-tag { font-family: var(--mono); font-size: 0.75rem; color: var(--text-dim); }

/* Summary bar */
.summary-bar {
    display: flex; gap: 8px; margin-bottom: 14px; flex-wrap: wrap;
}
.summary-chip {
    display: flex; align-items: center; gap: 6px;
    padding: 6px 14px; background: var(--surface); border: 1px solid var(--border);
    border-radius: 8px; font-size: 0.78rem; font-weight: 500;
}
.chip-dot {
    width: 8px; height: 8px; border-radius: 50%;
}
.chip-dot.critical { background: var(--negative); }
.chip-dot.warning { background: var(--warning); }
.chip-dot.info { background: var(--accent); }
.chip-dot.bug { background: var(--negative); }
.chip-dot.security { background: #e879f9; }
.chip-dot.performance { background: var(--warning); }
.chip-dot.style { background: var(--accent); }
.chip-count { font-family: var(--mono); font-weight: 700; color: var(--text-bright); }
.chip-label { color: var(--text-dim); }

/* Issue cards */
.issue-cards { display: flex; flex-direction: column; gap: 10px; margin-bottom: 14px; }

.issue-card {
    background: var(--surface); border: 1px solid var(--border);
    border-radius: 10px; padding: 14px 16px; animation: fadeIn 0.3s;
}
.issue-card.CRITICAL { border-left: 3px solid var(--negative); }
.issue-card.WARNING { border-left: 3px solid var(--warning); }
.issue-card.INFO { border-left: 3px solid var(--accent); }

.issue-header { display: flex; align-items: center; gap: 8px; margin-bottom: 6px; }

.severity-badge {
    font-size: 0.65rem; font-weight: 700; padding: 2px 8px;
    border-radius: 4px; text-transform: uppercase; letter-spacing: 0.5px;
}
.severity-badge.CRITICAL { background: rgba(248,113,113,0.15); color: var(--negative); }
.severity-badge.WARNING { background: rgba(251,191,36,0.15); color: var(--warning); }
.severity-badge.INFO { background: rgba(110,142,251,0.15); color: var(--accent); }

.category-badge {
    font-size: 0.65rem; font-weight: 500; padding: 2px 8px;
    border-radius: 4px; background: var(--card); color: var(--text-dim);
}

.issue-message { font-size: 0.85rem; line-height: 1.6; color: var(--text-bright); }

/* Raw output */
.btn-toggle {
    background: var(--card); border: 1px solid var(--border); color: var(--text-dim);
    padding: 8px 16px; border-radius: 8px; font-size: 0.78rem; cursor: pointer;
    font-family: var(--sans); transition: all 0.2s; width: 100%;
}
.btn-toggle:hover { border-color: var(--accent); color: var(--text); }

.raw-output {
    margin-top: 10px; background: var(--card); border: 1px solid var(--border);
    border-radius: 8px; padding: 14px; font-family: var(--mono); font-size: 0.8rem;
    color: var(--text); white-space: pre-wrap; line-height: 1.6; max-height: 300px;
    overflow-y: auto;
}

.examples { margin-top: 24px; padding-top: 20px; border-top: 1px solid var(--border); }
.examples-title { font-size: 0.8rem; color: var(--text-dim); margin-bottom: 8px; }
.example-btn {
    background: var(--card); border: 1px solid var(--border); color: var(--text);
    padding: 6px 14px; border-radius: 6px; font-size: 0.8rem; font-family: var(--sans);
    cursor: pointer; margin-right: 6px; transition: all 0.2s;
}
.example-btn:hover { border-color: var(--accent); color: var(--accent); }

footer { margin-top: 48px; text-align: center; color: var(--text-dim); font-size: 0.75rem; }
footer a { color: var(--accent); text-decoration: none; }

@media (max-width: 600px) {
    .header { flex-direction: column; }
    .editor-toolbar { flex-direction: column; gap: 8px; }
    .score-row { flex-direction: column; text-align: center; }
}