/* TipoSTUDIO™ —— 沿用 TipoDZGN 品牌：白底、深海军蓝文字、品牌蓝主色、七阶段柔和色、细边框卡片 */
:root {
  --ink: #142033;
  --ink-2: #3A4658;
  --muted: #6B7585;
  --line: #E3E8EF;
  --line-2: #EEF1F5;
  --bg: #FFFFFF;
  --surface: #F7F9FC;
  --blue: #1F5FA8;
  --blue-d: #184C88;
  --blue-50: #EEF4FB;
  --blue-100: #DCE8F6;
  /* 七阶段色（来自 TipoDZGN 研发链路） */
  --mri: #2E6BC6;  --mri-bg: #F1F6FD;
  --studio: #2E8B6A; --studio-bg: #EFF8F4;
  --shot: #B7862A; --shot-bg: #FCF7EC;
  --motion: #7B4FB5; --motion-bg: #F6F1FC;
  --brand: #D2643B; --brand-bg: #FDF2EC;
  --verify: #2A8C99; --verify-bg: #EEF8F9;
  --pact: #5A6475; --pact-bg: #F3F5F8;
  --ok: #2E8B6A; --warn: #B7862A; --bad: #C8463B;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(20, 32, 51, .04), 0 8px 24px rgba(20, 32, 51, .06);
  --font: "Inter", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--ink); font-family: var(--font); font-size: 14px; line-height: 1.6; -webkit-font-smoothing: antialiased; }
a { color: var(--blue); text-decoration: none; }
a:hover { color: var(--blue-d); }
button, input, select, textarea { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; border-radius: 4px; }
h1, h2, h3, h4 { margin: 0; letter-spacing: -.01em; }
.hidden { display: none !important; }

/* ---------------- 顶部导航 ---------------- */
.topbar { position: sticky; top: 0; z-index: 30; background: rgba(255,255,255,.96); backdrop-filter: blur(6px); border-bottom: 1px solid var(--line); }
.topbar-in { max-width: 1440px; margin: 0 auto; padding: 0 32px; height: 68px; display: flex; align-items: center; gap: 32px; }
.logo { display: flex; flex-direction: column; line-height: 1.1; color: var(--ink); }
.logo b { font-size: 24px; font-weight: 800; letter-spacing: -.02em; }
.logo b span { color: var(--blue); }
.logo b sup { font-size: 9px; font-weight: 600; margin-left: 1px; }
.logo small { color: var(--muted); font-size: 11px; letter-spacing: .04em; margin-top: 3px; }
.nav { display: flex; gap: 6px; flex: 1; justify-content: center; }
.nav a { color: var(--ink-2); padding: 22px 12px; position: relative; font-size: 15px; }
.nav a.on { color: var(--blue); }
.nav a.on::after { content: ""; position: absolute; left: 50%; bottom: 12px; width: 22px; height: 2px; margin-left: -11px; background: #E3A33B; border-radius: 2px; }
.who { display: flex; align-items: center; gap: 12px; }
.who .me { text-align: right; line-height: 1.2; }
.who .me b { font-size: 13px; display: block; }
.who .me small { color: var(--muted); font-size: 11px; }

/* ---------------- 按钮与表单 ---------------- */
.btn { display: inline-flex; align-items: center; gap: 8px; border: 1px solid var(--line); background: #fff; color: var(--ink); border-radius: 8px; padding: 8px 14px; cursor: pointer; font-weight: 500; white-space: nowrap; transition: border-color .15s, background .15s; }
.btn:hover { border-color: #C9D3E0; background: var(--surface); }
.btn.primary { background: var(--blue); border-color: var(--blue); color: #fff; }
.btn.primary:hover { background: var(--blue-d); }
.btn.big { padding: 13px 22px; font-size: 15px; border-radius: 10px; }
.btn.ghost { border-color: transparent; background: transparent; color: var(--blue); padding-left: 6px; padding-right: 6px; }
.btn.danger { color: var(--bad); }
.btn.sm { padding: 4px 10px; font-size: 12.5px; border-radius: 6px; }
.btn[disabled] { opacity: .5; cursor: not-allowed; }
.btn .arrow { font-size: 13px; }
input[type=text], input[type=email], input[type=password], input[type=number], input[type=url], select, textarea {
  border: 1px solid var(--line); border-radius: 8px; padding: 8px 11px; background: #fff; width: 100%; transition: border-color .15s;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px var(--blue-50); }
textarea { min-height: 90px; resize: vertical; }
label.f { display: block; margin-bottom: 12px; }
label.f > span { display: block; font-size: 12.5px; color: var(--ink-2); margin-bottom: 5px; font-weight: 500; }
.row { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 16px; }
.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px 16px; }
.spacer { flex: 1; }

/* ---------------- 页面骨架 ---------------- */
main { max-width: 1440px; margin: 0 auto; padding: 36px 32px 80px; }
.eyebrow { display: inline-flex; align-items: center; gap: 12px; color: var(--blue); font-size: 12.5px; font-weight: 600; letter-spacing: .22em; text-transform: uppercase; }
.eyebrow::before { content: ""; width: 28px; height: 2px; background: var(--blue); }
.page-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 32px; margin-bottom: 28px; }
.page-head h1 { font-size: 34px; font-weight: 800; margin-top: 10px; }
.page-head .aside { color: var(--muted); max-width: 320px; text-align: right; font-size: 14px; }
.hero { display: grid; grid-template-columns: 1.05fr 1fr; gap: 56px; align-items: center; padding: 18px 0 30px; }
.hero h1 { font-size: 46px; line-height: 1.22; font-weight: 800; margin: 14px 0 16px; }
.hero h1 em { font-style: normal; color: var(--blue); }
.hero p { color: var(--ink-2); font-size: 16px; max-width: 34em; }
.hero-card { border: 1px solid var(--line); border-radius: 16px; background: linear-gradient(160deg, #F6F9FD, #fff 60%); padding: 22px; position: relative; overflow: hidden; min-height: 300px; box-shadow: var(--shadow); }
.hero-card .cap { position: absolute; left: 22px; right: 22px; bottom: 18px; background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px; display: flex; gap: 14px; align-items: center; }
.hero-card img { width: 100%; height: 300px; object-fit: contain; }
.stats { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--surface); margin: 8px -32px 36px; }
.stats > div { padding: 24px 16px; text-align: center; border-right: 1px solid var(--line); }
.stats > div:last-child { border-right: 0; }
.stats b { font-size: 34px; font-weight: 700; letter-spacing: -.02em; }
.stats b small { font-size: 13px; font-weight: 500; margin-left: 6px; }
.stats span { display: block; color: var(--muted); font-size: 13px; }

/* ---------------- 卡片 ---------------- */
.card { border: 1px solid var(--line); border-radius: var(--radius); background: #fff; }
.card.pad { padding: 20px; }
.card h3 { font-size: 16px; font-weight: 700; }
.card .sub { color: var(--muted); font-size: 13px; }
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(290px, 1fr)); gap: 16px; }
.pcard { border: 1px solid var(--line); border-radius: 12px; overflow: hidden; background: #fff; cursor: pointer; display: flex; flex-direction: column; transition: border-color .15s, box-shadow .15s; }
.pcard:hover { border-color: #C9D3E0; box-shadow: var(--shadow); }
.pcard .img { height: 170px; background: var(--surface); display: grid; place-items: center; }
.pcard .img img { max-width: 100%; max-height: 170px; object-fit: contain; }
.pcard .body { padding: 14px 16px 16px; }
.pcard h3 { font-size: 15.5px; margin-bottom: 4px; }

/* 七阶段色卡（工作流节点） */
.stage { border: 1px solid var(--line); border-radius: 12px; padding: 16px; background: linear-gradient(180deg, var(--c-bg), #fff 85%); }
.stage .ico { width: 40px; height: 40px; border-radius: 10px; background: var(--c-bg); color: var(--c); display: grid; place-items: center; font-weight: 700; }
.stage h4 { color: var(--c); font-size: 15px; margin: 12px 0 2px; }
.c-mri { --c: var(--mri); --c-bg: var(--mri-bg); }
.c-studio { --c: var(--studio); --c-bg: var(--studio-bg); }
.c-shot { --c: var(--shot); --c-bg: var(--shot-bg); }
.c-motion { --c: var(--motion); --c-bg: var(--motion-bg); }
.c-brand { --c: var(--brand); --c-bg: var(--brand-bg); }
.c-verify { --c: var(--verify); --c-bg: var(--verify-bg); }
.c-pact { --c: var(--pact); --c-bg: var(--pact-bg); }

/* ---------------- 标签 ---------------- */
.tag { display: inline-flex; align-items: center; gap: 4px; padding: 1px 8px; border-radius: 999px; font-size: 12px; font-weight: 500; background: var(--surface); color: var(--ink-2); border: 1px solid var(--line); white-space: nowrap; }
.tag.blue { background: var(--blue-50); color: var(--blue); border-color: var(--blue-100); }
.tag.ok { background: #EAF6F0; color: var(--ok); border-color: #CFE9DD; }
.tag.warn { background: #FCF4E2; color: #946A17; border-color: #F1DFB5; }
.tag.bad { background: #FBECEA; color: var(--bad); border-color: #F2CFCB; }
.tag.grade-concept { background: var(--pact-bg); color: var(--pact); }
.tag.grade-reference { background: var(--shot-bg); color: #946A17; border-color: #F1DFB5; }
.tag.grade-trial { background: var(--blue-50); color: var(--blue); border-color: var(--blue-100); }
.tag.grade-verified { background: #EAF6F0; color: var(--ok); border-color: #CFE9DD; }
.confirm-mark { background: #FFF6DB; box-shadow: inset 3px 0 0 #E3A33B; }

/* ---------------- 表格 ---------------- */
.tbl { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.tbl th { text-align: left; font-weight: 600; color: var(--ink-2); background: var(--surface); border-bottom: 1px solid var(--line); padding: 9px 12px; white-space: nowrap; }
.tbl td { border-bottom: 1px solid var(--line-2); padding: 9px 12px; vertical-align: top; }
.tbl tr.click { cursor: pointer; }
.tbl tr.click:hover td { background: #FAFBFD; }
.tbl .num { text-align: right; font-variant-numeric: tabular-nums; }
.tbl-wrap { overflow: auto; border: 1px solid var(--line); border-radius: var(--radius); }
.tbl-wrap .tbl th:first-child, .tbl-wrap .tbl td:first-child { padding-left: 16px; }

/* ---------------- 项目页 ---------------- */
.proj-head { display: flex; gap: 22px; align-items: flex-start; margin-bottom: 22px; }
.proj-head .thumb { width: 96px; height: 96px; border: 1px solid var(--line); border-radius: 12px; background: var(--surface); display: grid; place-items: center; overflow: hidden; flex: none; }
.proj-head .thumb img { max-width: 100%; max-height: 100%; }
.proj-head h1 { font-size: 28px; font-weight: 800; }
.flow { display: grid; grid-template-columns: repeat(8, 1fr); gap: 0; border: 1px solid var(--line); border-radius: 12px; overflow: hidden; margin-bottom: 22px; }
.flow > div { padding: 12px 12px 12px 14px; border-right: 1px solid var(--line); background: #fff; position: relative; min-height: 70px; }
.flow > div:last-child { border-right: 0; }
.flow .n { font-size: 11.5px; color: var(--muted); font-variant-numeric: tabular-nums; }
.flow .t { font-weight: 600; font-size: 13.5px; }
.flow .who { font-size: 11.5px; color: var(--muted); display: block; }
.flow > div.done { background: linear-gradient(180deg, var(--studio-bg), #fff); }
.flow > div.done .t { color: var(--studio); }
.flow > div.now { background: linear-gradient(180deg, var(--blue-50), #fff); box-shadow: inset 0 -3px 0 var(--blue); }
.flow > div.now .t { color: var(--blue); }
.flow > div.gate::before { content: ""; position: absolute; top: 10px; right: 10px; width: 8px; height: 8px; transform: rotate(45deg); background: #E3A33B; }
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--line); margin-bottom: 18px; overflow-x: auto; }
.tabs button { border: 0; background: none; padding: 11px 14px; cursor: pointer; color: var(--ink-2); border-bottom: 2px solid transparent; margin-bottom: -1px; white-space: nowrap; font-weight: 500; }
.tabs button.on { color: var(--blue); border-bottom-color: var(--blue); }
.split { display: grid; grid-template-columns: minmax(0, 1fr) 360px; gap: 20px; align-items: start; }
.side-sticky { position: sticky; top: 88px; }
.schemes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.scheme { border: 1px solid var(--line); border-radius: 12px; padding: 18px; display: flex; flex-direction: column; gap: 10px; background: #fff; }
.scheme.sel { border-color: var(--blue); box-shadow: 0 0 0 3px var(--blue-50); }
.scheme ul { margin: 0; padding-left: 18px; color: var(--ink-2); font-size: 13px; }

/* 纸格查看器 */
.viewer { position: relative; border: 1px solid var(--line); border-radius: 12px; background:
  linear-gradient(#EEF2F7 1px, transparent 1px) 0 0 / 20px 20px, linear-gradient(90deg, #EEF2F7 1px, #fff 1px) 0 0 / 20px 20px; height: 620px; overflow: hidden; }
.viewer canvas { width: 100%; height: 100%; cursor: grab; display: block; }
.viewer canvas.drag { cursor: grabbing; }
.viewer .tools { position: absolute; top: 12px; left: 12px; display: flex; gap: 6px; flex-wrap: wrap; }
.viewer .legend { position: absolute; bottom: 12px; left: 12px; background: rgba(255,255,255,.94); border: 1px solid var(--line); border-radius: 8px; padding: 6px 10px; font-size: 12px; display: flex; gap: 12px; flex-wrap: wrap; }
.viewer .legend i { display: inline-block; width: 16px; height: 0; border-top: 2px solid; vertical-align: middle; margin-right: 4px; }
.viewer .stamp { position: absolute; top: 12px; right: 12px; }
.piece-info { font-size: 13px; }
.piece-info dl { display: grid; grid-template-columns: 76px 1fr; gap: 4px 10px; margin: 10px 0 0; }
.piece-info dt { color: var(--muted); }
.piece-info dd { margin: 0; }

/* 补充卡 */
.card-group { margin-bottom: 18px; }
.card-group h4 { font-size: 13px; color: var(--ink-2); margin-bottom: 8px; }
.card-item { display: grid; grid-template-columns: 1fr 120px 60px; gap: 8px; align-items: center; padding: 7px 10px; border-radius: 8px; }
.card-item + .card-item { margin-top: 2px; }
.card-item input { padding: 5px 8px; }
.card-item .lbl { font-size: 13px; }
.card-item .unit { color: var(--muted); font-size: 12px; }

/* 九库 */
.libgrid { display: grid; grid-template-columns: 260px minmax(0, 1fr); gap: 22px; align-items: start; }
.libnav { border: 1px solid var(--line); border-radius: 12px; overflow: hidden; position: sticky; top: 88px; }
.libnav a { display: flex; justify-content: space-between; padding: 11px 14px; color: var(--ink); border-bottom: 1px solid var(--line-2); font-size: 14px; }
.libnav a:last-child { border-bottom: 0; }
.libnav a.on { background: var(--blue-50); color: var(--blue); font-weight: 600; box-shadow: inset 3px 0 0 var(--blue); }
.libnav a small { color: var(--muted); font-weight: 400; }
.dropzone { border: 1.5px dashed #C9D3E0; border-radius: 12px; padding: 22px; text-align: center; color: var(--ink-2); background: var(--surface); transition: border-color .15s, background .15s; }
.dropzone.over { border-color: var(--blue); background: var(--blue-50); }
.drawer-mask { position: fixed; inset: 0; background: rgba(20, 32, 51, .28); z-index: 50; }
.drawer { position: fixed; top: 0; right: 0; bottom: 0; width: min(640px, 100vw); background: #fff; z-index: 51; box-shadow: -12px 0 40px rgba(20,32,51,.15); display: flex; flex-direction: column; }
.drawer header { padding: 18px 22px; border-bottom: 1px solid var(--line); display: flex; align-items: center; gap: 12px; }
.drawer .content { padding: 20px 22px; overflow: auto; flex: 1; }
.drawer footer { padding: 14px 22px; border-top: 1px solid var(--line); display: flex; gap: 10px; justify-content: flex-end; }
.modal { position: fixed; z-index: 51; top: 50%; left: 50%; transform: translate(-50%, -50%); width: min(560px, calc(100vw - 32px)); max-height: 86vh; overflow: auto; background: #fff; border-radius: 14px; box-shadow: 0 20px 60px rgba(20,32,51,.25); }
.modal header { padding: 18px 22px 0; }
.modal .content { padding: 16px 22px; }
.modal footer { padding: 0 22px 18px; display: flex; gap: 10px; justify-content: flex-end; }
.kv { display: grid; grid-template-columns: 120px 1fr; gap: 6px 14px; font-size: 13.5px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; word-break: break-all; }
.timeline { border-left: 2px solid var(--line); padding-left: 14px; margin-left: 4px; }
.timeline > div { position: relative; padding-bottom: 12px; font-size: 13px; }
.timeline > div::before { content: ""; position: absolute; left: -20px; top: 6px; width: 10px; height: 10px; border-radius: 50%; background: #fff; border: 2px solid var(--blue); }

/* 后台 */
.admin { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: 24px; align-items: start; }
.metric-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-bottom: 18px; }
.metric { border: 1px solid var(--line); border-radius: 12px; padding: 16px 18px; }
.metric b { font-size: 28px; font-weight: 700; display: block; letter-spacing: -.02em; }
.metric span { color: var(--muted); font-size: 13px; }
.bar { height: 8px; background: var(--line-2); border-radius: 99px; overflow: hidden; }
.bar > i { display: block; height: 100%; background: var(--blue); border-radius: 99px; }
.bar.warn > i { background: #E3A33B; }
.empty { padding: 40px 20px; text-align: center; color: var(--muted); border: 1px dashed var(--line); border-radius: 12px; }
.note { font-size: 12.5px; color: var(--muted); }
.callout { border: 1px solid var(--blue-100); background: var(--blue-50); border-radius: 10px; padding: 12px 14px; font-size: 13.5px; color: var(--ink-2); }
.callout.warn { border-color: #F1DFB5; background: #FFF9EC; }

/* 登录 */
.login { min-height: 100vh; display: grid; grid-template-columns: 1.1fr 1fr; }
.login .l { padding: 56px 64px; display: flex; flex-direction: column; justify-content: space-between; background: linear-gradient(160deg, #F4F8FD, #fff 70%); border-right: 1px solid var(--line); }
.login .r { display: grid; place-items: center; padding: 32px; }
.login form { width: min(380px, 100%); }
.login h1 { font-size: 40px; line-height: 1.25; font-weight: 800; margin: 18px 0 14px; }
.login h1 em { font-style: normal; color: var(--blue); }
.login .chain { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-top: 28px; }
.login .chain .stage { padding: 12px; }
.login .chain .stage h4 { font-size: 13.5px; margin-top: 8px; }

/* 提示 */
#toast { position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%); z-index: 99; display: flex; flex-direction: column; gap: 8px; align-items: center; }
#toast > div { background: var(--ink); color: #fff; padding: 10px 16px; border-radius: 10px; font-size: 13.5px; box-shadow: var(--shadow); max-width: 640px; }
#toast > div.err { background: #8E2C24; }
.spin { display: inline-block; width: 14px; height: 14px; border: 2px solid currentColor; border-right-color: transparent; border-radius: 50%; animation: s .7s linear infinite; vertical-align: -2px; }
@keyframes s { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { * { animation: none !important; transition: none !important; } }

/* ---------------- v1.1 五步流程 ---------------- */
.flow.five { grid-template-columns: repeat(5, 1fr); }
.flow.five > div { cursor: pointer; }
.flow.five > div:hover .t { text-decoration: underline; }
.subtabs { display: flex; gap: 6px; margin: -6px 0 16px; flex-wrap: wrap; }
.subtabs button { border: 1px solid var(--line); background: #fff; border-radius: 999px; padding: 5px 14px; cursor: pointer; font-size: 13px; color: var(--ink-2); }
.subtabs button.on { background: var(--blue-50); border-color: var(--blue-100); color: var(--blue); font-weight: 600; }
.design-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 18px; }
.design-card { border: 1px solid var(--line); border-radius: 14px; overflow: hidden; background: #fff; display: flex; flex-direction: column; }
.design-card.sel { border-color: var(--blue); box-shadow: 0 0 0 3px var(--blue-50); }
.design-card .pic { background: var(--surface); aspect-ratio: 2 / 3; display: grid; place-items: center; cursor: zoom-in; position: relative; }
.design-card .pic img { width: 100%; height: 100%; object-fit: contain; }
.design-card .pic .state { position: absolute; inset: auto 12px 12px 12px; }
.design-card .body { padding: 14px 16px 16px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.design-card h3 { font-size: 18px; }
.eng-text { margin: 0; padding: 10px 12px 10px 26px; background: var(--surface); border-radius: 8px; font-size: 12.5px; color: var(--ink-2); max-height: 220px; overflow: auto; }
.eng-text li + li { margin-top: 2px; }
.progress { height: 6px; background: var(--line-2); border-radius: 99px; overflow: hidden; }
.progress > i { display: block; height: 100%; background: var(--blue); transition: width .4s; }
.confirm-row { display: grid; grid-template-columns: minmax(150px, 1.2fr) 150px 52px minmax(90px, .8fr); gap: 10px; align-items: center; padding: 7px 10px; border-radius: 8px; }
.confirm-row + .confirm-row { margin-top: 2px; }
.confirm-row input, .confirm-row select { padding: 5px 8px; }
.confirm-row .rng { color: var(--muted); font-size: 12px; }
.confirm-row.changed { background: var(--blue-50); }
.views-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px; }
.views-grid figure { margin: 0; border: 1px solid var(--line); border-radius: 12px; padding: 10px 10px 6px; background: #fff; }
.views-grid figure svg { width: 100%; height: 240px; display: block; }
.views-grid figcaption { font-weight: 600; font-size: 13px; text-align: center; padding-top: 4px; }
.price-cell { cursor: pointer; border-radius: 6px; padding: 2px 6px; margin: -2px -6px; display: inline-block; }
.price-cell:hover { background: var(--blue-50); }
.price-cell .edit { color: var(--blue); font-size: 11.5px; margin-left: 4px; }
/* 对话助手 */
.chat-fab { position: fixed; right: 24px; bottom: 24px; z-index: 40; border-radius: 999px; padding: 12px 18px; box-shadow: var(--shadow); }
.chat-panel { position: fixed; top: 68px; right: 0; bottom: 0; width: min(400px, 100vw); background: #fff; border-left: 1px solid var(--line); z-index: 41; display: flex; flex-direction: column; box-shadow: -12px 0 40px rgba(20,32,51,.10); }
.chat-panel header { padding: 14px 16px; border-bottom: 1px solid var(--line); display: flex; align-items: center; gap: 10px; }
.chat-panel .msgs { flex: 1; overflow: auto; padding: 14px 16px; display: flex; flex-direction: column; gap: 10px; }
.chat-panel .m { max-width: 92%; padding: 9px 12px; border-radius: 12px; font-size: 13.5px; white-space: pre-wrap; }
.chat-panel .m.user { align-self: flex-end; background: var(--blue); color: #fff; border-bottom-right-radius: 4px; }
.chat-panel .m.assistant { align-self: flex-start; background: var(--surface); border: 1px solid var(--line); border-bottom-left-radius: 4px; }
.chat-panel .prop { border: 1px solid var(--blue-100); background: #fff; border-radius: 10px; padding: 10px 12px; margin-top: 8px; font-size: 13px; white-space: normal; }
.chat-panel .prop ul { margin: 6px 0; padding-left: 18px; color: var(--ink-2); }
.chat-panel footer { border-top: 1px solid var(--line); padding: 12px 16px; display: flex; gap: 8px; }
.chat-panel footer textarea { min-height: 44px; height: 44px; }
.chat-on main { margin-right: 400px; }
.tpl-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px; }
.tpl-card { border: 1px solid var(--line); border-radius: 12px; padding: 16px; cursor: pointer; background: #fff; }
.tpl-card:hover { border-color: #C9D3E0; box-shadow: var(--shadow); }
.tpl-card svg { width: 100%; height: 120px; }
.drawer.wide { width: min(1100px, 100vw); }
.edit-tbl input, .edit-tbl select { padding: 4px 6px; min-width: 60px; }
.zoom-mask { position: fixed; inset: 0; background: rgba(20,32,51,.8); z-index: 60; display: grid; place-items: center; cursor: zoom-out; }
.zoom-mask img { max-width: 94vw; max-height: 94vh; border-radius: 8px; background: #fff; }

@media (max-width: 1100px) {
  .flow.five { grid-template-columns: repeat(5, 1fr); }
  .chat-on main { margin-right: 0; }
  .hero, .split, .libgrid, .admin, .login { grid-template-columns: 1fr; }
  .flow { grid-template-columns: repeat(4, 1fr); }
  .schemes, .metric-row, .stats { grid-template-columns: 1fr 1fr; }
  .libnav, .side-sticky { position: static; }
  .login .l { display: none; }
}
@media (max-width: 640px) {
  .topbar-in, main { padding-left: 16px; padding-right: 16px; }
  .nav { display: none; }
  .who .me { display: none; }
  .design-grid { grid-template-columns: 1fr; }
  .chat-fab { right: 12px; bottom: 12px; }
  .hero h1 { font-size: 32px; }
  .page-head { flex-direction: column; align-items: flex-start; }
  .page-head .aside { text-align: left; }
  .grid2, .grid3, .schemes, .metric-row { grid-template-columns: 1fr; }
  .flow, .flow.five { grid-template-columns: 1fr 1fr; }
  .confirm-row { grid-template-columns: 1fr 1fr; }
  .confirm-row .rng { grid-column: 1 / -1; }
  .stats { margin-left: -16px; margin-right: -16px; }
}