:root {
  color-scheme: dark;
  --bg: #111312;
  --surface: #181b19;
  --surface-2: #1e2320;
  --surface-3: #252a27;
  --border: #343a36;
  --border-strong: #49514b;
  --text: #f1f4f2;
  --muted: #9ba59f;
  --green: #5bd48a;
  --green-soft: #193726;
  --cyan: #59c6d7;
  --cyan-soft: #15343a;
  --amber: #efb458;
  --amber-soft: #3b2b15;
  --red: #ef716a;
  --red-soft: #3b1d1c;
  --shadow: 0 18px 50px rgba(0, 0, 0, .3);
  font-family: Inter, ui-sans-serif, system-ui, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  letter-spacing: 0;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; min-width: 320px; background: var(--bg); color: var(--text); font-size: 14px; }
button, input { font: inherit; letter-spacing: 0; }
button { color: inherit; }
svg { width: 18px; height: 18px; stroke-width: 1.8; flex: 0 0 auto; }
.hidden { display: none !important; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }

.topbar { position: sticky; top: 0; z-index: 40; height: 58px; border-bottom: 1px solid var(--border); background: rgba(17, 19, 18, .94); backdrop-filter: blur(12px); }
.topbar-inner { width: min(1060px, calc(100% - 32px)); height: 100%; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.brand { color: var(--text); text-decoration: none; display: inline-flex; align-items: center; gap: 10px; font-size: 17px; font-weight: 750; }
.brand-mark { width: 32px; height: 32px; display: grid; place-items: center; border: 1px solid #317a4d; border-radius: 7px; color: var(--green); background: var(--green-soft); }
.service-meta { display: flex; align-items: center; gap: 10px; color: var(--muted); font-size: 12px; }
.service-state, .version { height: 28px; display: inline-flex; align-items: center; gap: 7px; padding: 0 9px; border: 1px solid var(--border); border-radius: 6px; background: var(--surface); }
.status-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--amber); box-shadow: 0 0 0 3px rgba(239, 180, 88, .12); }
.service-state.online .status-dot { background: var(--green); box-shadow: 0 0 0 3px rgba(91, 212, 138, .12); }
.service-state.offline .status-dot { background: var(--red); box-shadow: 0 0 0 3px rgba(239, 113, 106, .12); }

.page { width: min(1060px, calc(100% - 32px)); margin: 0 auto; padding: 32px 0 52px; }
.page-heading { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 18px; }
.page-heading h1 { margin: 0 0 6px; font-size: 25px; line-height: 1.25; font-weight: 760; }
.page-heading p { margin: 0; color: var(--muted); font-size: 13px; }
.heading-actions { display: flex; align-items: center; gap: 9px; }
.queue-state { min-height: 34px; display: inline-flex; align-items: center; gap: 8px; padding: 0 11px; border: 1px solid var(--border); border-radius: 6px; color: var(--muted); background: var(--surface); font-size: 12px; white-space: nowrap; }
.queue-state svg { width: 15px; height: 15px; color: var(--cyan); }
.queue-state.busy { color: var(--text); border-color: #285f68; background: var(--cyan-soft); }
.task-lookup { display: grid; grid-template-columns: auto minmax(280px, 1fr); align-items: center; gap: 16px 22px; margin-bottom: 16px; padding: 16px 18px; border: 1px solid var(--border); border-radius: 8px; background: var(--surface); }
.lookup-heading { display: flex; align-items: center; gap: 11px; }
.lookup-heading h2 { margin: 0 0 3px; font-size: 14px; }
.lookup-heading p { margin: 0; color: var(--muted); font-size: 11px; }
.lookup-form { min-width: 0; display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 8px; }
.lookup-form input { min-width: 0; height: 38px; padding: 0 11px; border: 1px solid var(--border-strong); border-radius: 6px; outline: none; color: var(--text); background: #141715; font: 12px ui-monospace, "Cascadia Code", Consolas, monospace; }
.lookup-form input:focus { border-color: var(--cyan); box-shadow: 0 0 0 3px rgba(89, 198, 215, .12); }
.lookup-form input::placeholder { color: #77817b; }
.lookup-result { grid-column: 1 / -1; padding: 16px 0 2px; border-top: 1px solid var(--border); background: transparent; }
.workspace { border: 1px solid var(--border); border-radius: 8px; background: var(--surface); box-shadow: var(--shadow); overflow: hidden; }

.tabs { display: flex; min-height: 52px; border-bottom: 1px solid var(--border); background: #151816; }
.tab { position: relative; min-width: 170px; border: 0; border-right: 1px solid var(--border); background: transparent; color: var(--muted); display: inline-flex; align-items: center; justify-content: center; gap: 9px; padding: 0 22px; cursor: pointer; font-weight: 680; }
.tab::after { content: ""; position: absolute; left: 18px; right: 18px; bottom: -1px; height: 2px; background: transparent; }
.tab:hover { color: var(--text); background: var(--surface-2); }
.tab.active { color: var(--green); background: var(--surface); }
.tab.active::after { background: var(--green); }
.tab-panel { display: none; }
.tab-panel.active { display: block; }

.work-section { padding: 24px 26px; border-bottom: 1px solid var(--border); }
.section-heading { display: flex; align-items: center; gap: 12px; margin-bottom: 18px; }
.section-heading.spread { justify-content: space-between; }
.heading-group { display: flex; align-items: center; gap: 12px; }
.section-icon { width: 34px; height: 34px; display: grid; place-items: center; border-radius: 7px; color: var(--cyan); background: var(--cyan-soft); border: 1px solid #285f68; }
.section-icon.green { color: var(--green); background: var(--green-soft); border-color: #2d6843; }
.section-icon.amber { color: var(--amber); background: var(--amber-soft); border-color: #6d5026; }
.section-heading h2 { margin: 0 0 3px; font-size: 15px; line-height: 1.25; font-weight: 720; }
.section-heading p { margin: 0; color: var(--muted); font-size: 12px; }

.dropzone { min-height: 136px; border: 1px dashed var(--border-strong); border-radius: 7px; background: #141715; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 7px; color: var(--muted); cursor: pointer; transition: border-color .16s ease, background .16s ease; }
.dropzone input { position: absolute; inline-size: 1px; block-size: 1px; opacity: 0; pointer-events: none; }
.dropzone > svg { width: 25px; height: 25px; color: var(--cyan); }
.dropzone strong { color: var(--text); font-size: 14px; }
.dropzone span { font-size: 12px; }
.dropzone:hover, .dropzone.dragging { border-color: var(--cyan); background: var(--cyan-soft); }
.file-list { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.file-list:empty { display: none; }
.file-chip { max-width: 100%; min-height: 32px; display: inline-flex; align-items: center; gap: 7px; padding: 4px 5px 4px 10px; border: 1px solid var(--border); border-radius: 6px; background: var(--surface-2); }
.file-chip > svg { width: 15px; height: 15px; color: var(--cyan); }
.file-chip .file-name { max-width: 260px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.file-chip .file-size { color: var(--muted); font-size: 11px; }
.remove-file { width: 24px; height: 24px; border: 0; border-radius: 5px; background: transparent; color: var(--muted); display: grid; place-items: center; cursor: pointer; }
.remove-file:hover { color: var(--red); background: var(--red-soft); }
.remove-file svg { width: 14px; height: 14px; }

.segmented { display: grid; border: 1px solid var(--border); border-radius: 7px; overflow: hidden; background: #141715; }
.segmented.modes { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.segment { min-height: 74px; padding: 12px 16px; border: 0; border-right: 1px solid var(--border); background: transparent; color: var(--muted); display: flex; align-items: center; justify-content: center; gap: 12px; cursor: pointer; }
.segment:last-child { border-right: 0; }
.segment:hover { background: var(--surface-2); color: var(--text); }
.segment.active { background: var(--green-soft); color: var(--green); box-shadow: inset 0 0 0 1px #327c4e; }
.segment > svg { width: 22px; height: 22px; }
.segment span { display: flex; flex-direction: column; align-items: flex-start; gap: 3px; }
.segment strong { color: var(--text); font-size: 14px; }
.segment small { color: var(--muted); font-size: 11px; }

.config-block { margin-top: 16px; padding-top: 18px; border-top: 1px solid var(--border); }
.config-columns { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px; }
.config-columns.compact { margin-top: 20px; padding-top: 18px; border-top: 1px solid var(--border); }
fieldset { min-width: 0; margin: 0; padding: 0; border: 0; }
legend { width: 100%; margin-bottom: 9px; color: var(--muted); font-size: 11px; font-weight: 720; text-transform: uppercase; }
.check-row { min-height: 35px; display: flex; align-items: center; gap: 9px; padding: 6px 8px; border-radius: 5px; color: #dfe5e1; cursor: pointer; }
.check-row:hover { background: var(--surface-2); }
.check-row input { width: 16px; height: 16px; margin: 0; accent-color: var(--green); }
.check-row code { margin-left: auto; color: var(--cyan); font: 11px ui-monospace, "Cascadia Code", Consolas, monospace; }
.check-row:has(input:disabled), .check-row.unavailable { opacity: .45; cursor: not-allowed; }

.switch-control { position: relative; display: inline-flex; align-items: center; gap: 9px; cursor: pointer; }
.switch-control input { position: absolute; inset: 0; z-index: 2; width: 100%; height: 100%; margin: 0; opacity: 0; cursor: pointer; }
.switch-track { width: 38px; height: 21px; border-radius: 11px; padding: 2px; display: flex; background: var(--surface-3); border: 1px solid var(--border-strong); transition: background .16s ease; }
.switch-track span { width: 15px; height: 15px; border-radius: 50%; background: var(--muted); transition: transform .16s ease, background .16s ease; }
.switch-control input:checked + .switch-track { background: var(--green-soft); border-color: #397c50; }
.switch-control input:checked + .switch-track span { transform: translateX(17px); background: var(--green); }
.switch-control strong { min-width: 28px; color: var(--muted); font-size: 12px; }

.ollvm-content.disabled { opacity: .45; pointer-events: none; }
.option-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; }
.ollvm-option { min-height: 54px; display: flex; align-items: center; gap: 9px; padding: 9px 10px; border: 1px solid var(--border); border-radius: 6px; background: #151816; cursor: pointer; }
.ollvm-option:hover { border-color: var(--border-strong); background: var(--surface-2); }
.ollvm-option:has(input:checked), .ollvm-option.selected { border-color: #6d5026; background: var(--amber-soft); }
.ollvm-option input { width: 16px; height: 16px; margin: 0; accent-color: var(--amber); }
.ollvm-option span { min-width: 0; display: flex; flex-direction: column; gap: 3px; }
.ollvm-option strong { font-size: 12px; font-weight: 680; }
.ollvm-option code { color: var(--muted); font: 10px ui-monospace, "Cascadia Code", Consolas, monospace; white-space: normal; overflow-wrap: anywhere; }
.coverage-control { margin-top: 16px; padding-top: 15px; border-top: 1px solid var(--border); }
.coverage-heading { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 8px; }
.coverage-heading label { color: #dfe5e1; font-size: 12px; font-weight: 680; }
.coverage-heading output { min-width: 48px; color: var(--amber); font: 12px ui-monospace, "Cascadia Code", Consolas, monospace; text-align: right; }
.coverage-control input[type="range"] { width: 100%; height: 22px; margin: 0; accent-color: var(--amber); cursor: pointer; }
.coverage-control input[type="range"]:disabled { cursor: not-allowed; }
.coverage-scale { display: flex; justify-content: space-between; color: var(--muted); font-size: 10px; }
.option-actions { min-height: 42px; display: flex; align-items: center; gap: 8px; margin-top: 10px; }
.selection-count { margin-left: auto; color: var(--muted); font-size: 11px; }
.selection-count strong { color: var(--amber); }

.icon-button, .text-button, .secondary-button, .primary-button { border: 0; border-radius: 6px; display: inline-flex; align-items: center; justify-content: center; gap: 8px; cursor: pointer; font-weight: 680; }
.icon-button { width: 34px; height: 34px; padding: 0; border: 1px solid var(--border); background: var(--surface-2); color: var(--muted); }
.icon-button:hover { color: var(--text); border-color: var(--border-strong); }
.text-button { min-height: 31px; padding: 0 9px; background: var(--amber-soft); color: var(--amber); }
.text-button.muted { background: var(--surface-2); color: var(--muted); }
.text-button:hover { filter: brightness(1.14); }
.text-button svg { width: 14px; height: 14px; }
.secondary-button, .primary-button { min-height: 38px; padding: 0 15px; }
.secondary-button { background: var(--surface-2); color: var(--text); border: 1px solid var(--border-strong); }
.secondary-button:hover { background: var(--surface-3); }
.primary-button { background: var(--green); color: #0e1a12; }
.primary-button:hover { background: #70e09b; }
button:disabled { opacity: .45; cursor: not-allowed; filter: none !important; }
.action-bar { min-height: 66px; padding: 14px 26px; display: flex; align-items: center; justify-content: flex-end; gap: 9px; background: #151816; border-bottom: 1px solid var(--border); }

.result-panel { padding: 20px 26px 24px; background: #141715; }
.job-status { display: flex; align-items: center; gap: 12px; }
.job-status .status-icon { width: 34px; height: 34px; display: grid; place-items: center; border-radius: 7px; color: var(--cyan); background: var(--cyan-soft); }
.job-status.success .status-icon { color: var(--green); background: var(--green-soft); }
.job-status.failed .status-icon { color: var(--red); background: var(--red-soft); }
.job-status h3 { margin: 0 0 3px; font-size: 14px; }
.job-status p { margin: 0; color: var(--muted); font-size: 12px; overflow-wrap: anywhere; }
.job-reference { display: flex; align-items: center; gap: 8px; margin-top: 11px; color: var(--muted); font-size: 11px; }
.job-reference svg { width: 14px; height: 14px; }
.job-reference code { min-width: 0; overflow-wrap: anywhere; color: var(--cyan); font: 11px ui-monospace, "Cascadia Code", Consolas, monospace; user-select: all; }
.progress-track { height: 5px; margin-top: 14px; overflow: hidden; border-radius: 3px; background: var(--surface-3); }
.progress-bar { width: 0; height: 100%; background: var(--cyan); transition: width .25s ease; }
.artifact-list { margin-top: 16px; border-top: 1px solid var(--border); }
.artifact-row { min-height: 54px; display: grid; grid-template-columns: minmax(0, 1fr) auto auto; align-items: center; gap: 12px; border-bottom: 1px solid var(--border); }
.artifact-name { min-width: 0; display: flex; align-items: center; gap: 9px; }
.artifact-name svg { color: var(--green); }
.artifact-name span { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.artifact-size { color: var(--muted); font-size: 11px; }
.download-button { width: 32px; height: 32px; border: 1px solid var(--border); border-radius: 6px; display: grid; place-items: center; color: var(--green); background: var(--surface-2); text-decoration: none; }
.download-button:hover { border-color: #397c50; background: var(--green-soft); }

.dialog { width: min(520px, calc(100% - 28px)); max-height: calc(100vh - 40px); padding: 0; border: 1px solid var(--border-strong); border-radius: 8px; color: var(--text); background: var(--surface); box-shadow: var(--shadow); }
.dialog::backdrop { background: rgba(0, 0, 0, .65); }
.dialog.fallback { position: fixed; inset: 50% auto auto 50%; z-index: 90; transform: translate(-50%, -50%); display: block; }
.dialog-head { height: 55px; padding: 0 16px 0 20px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--border); }
.dialog-head h2 { margin: 0; font-size: 15px; }
.preview-body { max-height: 55vh; padding: 16px 20px; overflow: auto; }
.preview-row { min-height: 36px; display: grid; grid-template-columns: 130px minmax(0, 1fr); align-items: center; gap: 12px; border-bottom: 1px solid var(--border); }
.preview-row span:first-child { color: var(--muted); }
.preview-row code { overflow-wrap: anywhere; color: var(--cyan); font: 12px ui-monospace, "Cascadia Code", Consolas, monospace; }
.dialog-actions { min-height: 58px; display: flex; align-items: center; justify-content: flex-end; padding: 10px 20px; border-top: 1px solid var(--border); }
.toast-region { position: fixed; right: 18px; bottom: 18px; z-index: 80; width: min(360px, calc(100% - 36px)); display: grid; gap: 8px; }
.toast { padding: 12px 14px; border: 1px solid #7a3c38; border-radius: 7px; color: #ffd9d7; background: var(--red-soft); box-shadow: var(--shadow); overflow-wrap: anywhere; }

@media (max-width: 760px) {
  .page, .topbar-inner { width: min(calc(100% - 20px), 1060px); }
  .page { padding-top: 22px; }
  .page-heading h1 { font-size: 21px; }
  .work-section { padding: 20px 16px; }
  .tab { flex: 1; min-width: 0; padding: 0 10px; }
  .config-columns, .option-grid { grid-template-columns: 1fr; }
  .task-lookup { grid-template-columns: 1fr; }
  .lookup-result { grid-column: 1; }
  .segmented.modes { grid-template-columns: 1fr; }
  .segment { border-right: 0; border-bottom: 1px solid var(--border); }
  .segment:last-child { border-bottom: 0; }
  .action-bar { padding: 12px 16px; }
  .artifact-row { grid-template-columns: minmax(0, 1fr) auto; }
  .artifact-size { display: none; }
}

@media (max-width: 470px) {
  .version { display: none; }
  .page-heading { align-items: stretch; flex-direction: column; }
  .heading-actions { justify-content: space-between; }
  .queue-state { min-width: 0; flex: 1; justify-content: center; }
  .page-heading p { line-height: 1.5; }
  .task-lookup { padding: 15px 14px; }
  .lookup-form { grid-template-columns: 1fr; }
  .lookup-form button { width: 100%; }
  .section-heading.spread { align-items: flex-start; }
  .heading-group { align-items: flex-start; }
  .option-actions { flex-wrap: wrap; }
  .selection-count { width: 100%; margin: 2px 0 0; }
  .action-bar { align-items: stretch; }
  .action-bar button { flex: 1; min-width: 0; }
  .preview-row { grid-template-columns: 1fr; gap: 4px; padding: 9px 0; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; }
}