:root {
  --ink: #153029;
  --muted: #6f7f79;
  --line: #dfe8e3;
  --paper: #f4f7f3;
  --surface: #ffffff;
  --green: #0f765c;
  --green-deep: #104d40;
  --green-soft: #e5f4ee;
  --lime: #d7ed94;
  --orange: #f19453;
  --orange-soft: #fff1e6;
  --red: #b94a45;
  --red-soft: #fcebe9;
  --blue: #4276a6;
  --blue-soft: #e9f2fb;
  --shadow: 0 18px 50px rgba(25, 55, 45, .09);
  --radius: 22px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: Inter, "Noto Sans TC", "Microsoft JhengHei", system-ui, sans-serif; color: var(--ink); background: var(--paper); }
button, input, select, textarea { font: inherit; }
button, select { cursor: pointer; }
a { color: inherit; text-decoration: none; }
.hidden { display: none !important; }

.app-shell { min-height: 100vh; display: grid; grid-template-columns: 270px minmax(0,1fr); }
.sidebar { position: sticky; top: 0; height: 100vh; padding: 24px 18px; background: #0d2c25; color: white; display: flex; flex-direction: column; overflow-y: auto; z-index: 20; }
.brand { display: flex; align-items: center; gap: 12px; padding: 0 8px 24px; border-bottom: 1px solid rgba(255,255,255,.12); }
.brand-mark { width: 44px; height: 44px; border-radius: 14px; display: grid; place-items: center; color: var(--green-deep); background: var(--lime); font-weight: 900; font-size: calc(20px * var(--font-scale, 1)); }
.brand strong, .brand small { display: block; }
.brand small { color: #9fc1b5; letter-spacing: .14em; margin-top: 3px; font-size: calc(10px * var(--font-scale, 1)); }
.role-box { margin: 20px 6px; padding: 14px; border-radius: 16px; background: rgba(255,255,255,.08); }
.role-box label { display: block; color: #a9c8bd; font-size: calc(12px * var(--font-scale, 1)); margin: 12px 0 6px; }
.role-box label:first-child { margin-top: 0; }
.role-box select { width: 100%; color: white; border: 0; border-radius: 10px; padding: 10px; background: #214a3f; outline: none; }
.role-box option { color: var(--ink); background: white; }
.role-box small { display: block; color: #a9c8bd; line-height: 1.5; margin-top: 9px; }
.nav-group { margin: 8px 0 16px; }
.nav-group-title { color: #789e91; font-size: calc(10px * var(--font-scale, 1)); font-weight: 800; letter-spacing: .13em; padding: 0 12px 8px; }
.nav-item { width: 100%; border: 0; color: #c4d8d1; background: transparent; display: flex; align-items: center; gap: 11px; text-align: left; padding: 10px 12px; border-radius: 11px; margin: 2px 0; }
.nav-item:hover { background: rgba(255,255,255,.07); color: white; }
.nav-item.active { color: #153a31; background: var(--lime); font-weight: 800; }
.nav-code { min-width: 28px; font-size: calc(10px * var(--font-scale, 1)); letter-spacing: .05em; opacity: .8; }
.sidebar-foot { margin-top: auto; padding: 16px 6px 0; border-top: 1px solid rgba(255,255,255,.12); }
.sidebar-foot > p { color: #789e91; font-size: calc(11px * var(--font-scale, 1)); margin: 12px 2px 0; }
.ai-health { display: flex; align-items: center; gap: 10px; }
.ai-health strong, .ai-health small { display: block; }
.ai-health small { color: #a9c8bd; font-size: calc(11px * var(--font-scale, 1)); margin-top: 2px; }
.status-dot { width: 10px; height: 10px; border-radius: 50%; background: #ebbe55; box-shadow: 0 0 0 5px rgba(235,190,85,.12); }
.ai-health.online .status-dot { background: #65da9a; box-shadow: 0 0 0 5px rgba(101,218,154,.12); }
.ai-health.offline .status-dot { background: #ef7d74; box-shadow: 0 0 0 5px rgba(239,125,116,.12); }

.main { min-width: 0; }
.topbar { height: 84px; position: sticky; top: 0; z-index: 15; background: rgba(244,247,243,.92); backdrop-filter: blur(14px); display: flex; align-items: center; justify-content: space-between; padding: 14px clamp(22px,4vw,54px); border-bottom: 1px solid rgba(201,216,208,.8); }
.breadcrumb { display: flex; align-items: center; gap: 14px; min-width: 0; }
.breadcrumb > span { padding: 7px 9px; background: var(--green-soft); color: var(--green); border-radius: 9px; font-size: calc(11px * var(--font-scale, 1)); font-weight: 900; }
.breadcrumb h1 { margin: 0; font-size: clamp(19px,2vw,25px); letter-spacing: -.03em; }
.breadcrumb p { margin: 3px 0 0; color: var(--muted); font-size: calc(12px * var(--font-scale, 1)); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.top-actions { display: flex; align-items: center; gap: 10px; }
.context-badge { max-width: 240px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--green); background: var(--green-soft); border: 1px solid #cfe1da; border-radius: 999px; padding: 7px 10px; font-size: calc(11px * var(--font-scale, 1)); font-weight: 800; }
.ai-running-button { border: 1px solid var(--line); background: white; color: var(--ink); padding: 10px 13px; border-radius: 13px; display: flex; align-items: center; gap: 8px; }
.pulse { width: 8px; height: 8px; background: var(--orange); border-radius: 50%; box-shadow: 0 0 0 0 rgba(241,148,83,.5); animation: pulse 2s infinite; }
@keyframes pulse { 70% { box-shadow: 0 0 0 8px rgba(241,148,83,0); } 100% { box-shadow: 0 0 0 0 rgba(241,148,83,0); } }
.avatar { width: 42px; height: 42px; border-radius: 50%; border: 0; color: white; font-weight: 900; background: var(--green); }
.icon-button { border: 0; background: transparent; font-size: calc(24px * var(--font-scale, 1)); color: inherit; }
.mobile-only { display: none; }

.workspace { padding: 28px clamp(22px,4vw,54px) 70px; max-width: 1600px; margin: 0 auto; }
.hero { position: relative; overflow: hidden; border-radius: 28px; padding: clamp(26px,5vw,52px); color: white; background: linear-gradient(125deg, #0d3c31 0%, #11765c 58%, #7fae68 140%); box-shadow: var(--shadow); }
.hero::after { content: ""; position: absolute; width: 350px; height: 350px; right: -90px; top: -160px; border: 80px solid rgba(215,237,148,.12); border-radius: 50%; }
.hero .eyebrow { color: var(--lime); }
.hero h2 { max-width: 780px; margin: 8px 0 12px; font-size: clamp(29px,4vw,50px); line-height: 1.08; letter-spacing: -.045em; }
.hero p { max-width: 720px; margin: 0; color: #c7dfd6; line-height: 1.75; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 25px; }
.eyebrow { color: var(--green); font-size: calc(11px * var(--font-scale, 1)); font-weight: 900; letter-spacing: .14em; }
.primary, .secondary, .ghost, .danger-button { border: 0; border-radius: 12px; padding: 11px 16px; font-weight: 800; }
.primary { color: white; background: var(--green); }
.hero .primary { color: var(--green-deep); background: var(--lime); }
.secondary { color: var(--green); background: var(--green-soft); }
.ghost { color: var(--ink); background: white; border: 1px solid var(--line); }
.danger-button { color: var(--red); background: var(--red-soft); }
.button-small { padding: 7px 10px; font-size: calc(12px * var(--font-scale, 1)); }

.page-intro { display: flex; justify-content: space-between; align-items: end; gap: 22px; margin: 2px 0 24px; }
.page-intro h2 { margin: 5px 0 8px; font-size: clamp(25px,3vw,38px); letter-spacing: -.04em; }
.page-intro p { margin: 0; color: var(--muted); line-height: 1.65; max-width: 760px; }
.active-context { display: block; margin-top: 9px; color: var(--green); font-weight: 700; }
.panel-map { display: flex; flex-wrap: wrap; gap: 6px; justify-content: flex-end; }
.panel-map span { color: var(--green); background: var(--green-soft); border-radius: 999px; padding: 6px 9px; font-size: calc(10px * var(--font-scale, 1)); font-weight: 800; }
.grid { display: grid; gap: 18px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0,1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0,1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0,1fr)); }
.section-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 21px; box-shadow: 0 7px 30px rgba(25,55,45,.035); min-width: 0; }
.section-head { display: flex; align-items: start; justify-content: space-between; gap: 15px; margin-bottom: 17px; }
.section-head h3 { margin: 3px 0 0; font-size: calc(18px * var(--font-scale, 1)); }
.section-head p { margin: 5px 0 0; color: var(--muted); font-size: calc(12px * var(--font-scale, 1)); line-height: 1.5; }
.panel-code { color: var(--green); background: var(--green-soft); padding: 5px 8px; border-radius: 8px; font-size: calc(10px * var(--font-scale, 1)); font-weight: 900; white-space: nowrap; }
.metric { padding: 18px; background: var(--surface); border: 1px solid var(--line); border-radius: 18px; }
.metric span { color: var(--muted); font-size: calc(12px * var(--font-scale, 1)); }
.metric strong { display: block; margin-top: 9px; font-size: calc(27px * var(--font-scale, 1)); letter-spacing: -.04em; }
.metric small { display: block; margin-top: 5px; color: var(--green); }
.metric.alert { background: var(--orange-soft); border-color: #f2d2b9; }
.metric.alert small { color: #a75c29; }

.stack { display: grid; gap: 10px; }
.list-row { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 13px 0; border-bottom: 1px solid var(--line); }
.list-row:last-child { border-bottom: 0; }
.list-main { min-width: 0; }
.list-main strong, .list-main small { display: block; }
.list-main small { color: var(--muted); margin-top: 4px; line-height: 1.45; }
.list-side { text-align: right; white-space: nowrap; }
.tag { display: inline-flex; align-items: center; gap: 5px; border-radius: 999px; padding: 5px 9px; color: var(--green); background: var(--green-soft); font-size: calc(11px * var(--font-scale, 1)); font-weight: 800; }
.tag.orange { color: #a75c29; background: var(--orange-soft); }
.tag.red { color: var(--red); background: var(--red-soft); }
.tag.blue { color: var(--blue); background: var(--blue-soft); }
.tag.gray { color: #5f6b67; background: #edf1ef; }
.status-line { display: flex; align-items: center; gap: 8px; color: var(--muted); font-size: calc(12px * var(--font-scale, 1)); }
.status-line::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--green); }

.venue-filter { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 18px; }
.filter-chip { border: 1px solid var(--line); background: white; color: var(--ink); border-radius: 999px; padding: 8px 12px; }
.filter-chip.active { border-color: var(--green); color: white; background: var(--green); }
.venue-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 18px; }
.venue-card { overflow: hidden; background: white; border: 1px solid var(--line); border-radius: 22px; transition: transform .2s, box-shadow .2s; }
.venue-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.venue-visual { min-height: 128px; padding: 18px; color: white; display: flex; justify-content: space-between; align-items: start; background: linear-gradient(135deg,#2a6957,#98bd77); }
.venue-visual.souvenir { background: linear-gradient(135deg,#8d5b34,#e1a56f); }
.venue-visual.factory { background: linear-gradient(135deg,#345e78,#74a9bd); }
.venue-icon { font-size: calc(34px * var(--font-scale, 1)); }
.venue-body { padding: 18px; }
.venue-body h3 { margin: 0 0 5px; }
.venue-body > p { color: var(--muted); line-height: 1.55; min-height: 48px; }
.venue-meta { display: flex; flex-wrap: wrap; gap: 7px; margin: 13px 0; }
.venue-actions { display: flex; gap: 8px; }

.timeline { position: relative; padding-left: 23px; display: grid; gap: 18px; }
.timeline::before { content: ""; position: absolute; left: 7px; top: 8px; bottom: 8px; width: 2px; background: var(--line); }
.timeline-item { position: relative; }
.timeline-item::before { content: ""; position: absolute; left: -21px; top: 6px; width: 10px; height: 10px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 4px var(--green-soft); }
.timeline-item strong { display: block; }
.timeline-item p { color: var(--muted); margin: 5px 0 0; font-size: calc(13px * var(--font-scale, 1)); line-height: 1.55; }

.assistant-layout { display: grid; grid-template-columns: minmax(0,1.5fr) minmax(300px,.72fr); gap: 18px; align-items: start; }
.assistant-chat { min-height: 590px; display: flex; flex-direction: column; }
.chat-stream { display: grid; gap: 14px; flex: 1; overflow-y: auto; max-height: 510px; padding: 3px 3px 18px; }
.message { max-width: 88%; padding: 15px 17px; border-radius: 17px; line-height: 1.7; white-space: pre-wrap; }
.message.ai { background: var(--green-soft); border-top-left-radius: 5px; }
.message.user { margin-left: auto; color: white; background: var(--green-deep); border-bottom-right-radius: 5px; }
.message-meta { display: block; margin-top: 8px; opacity: .65; font-size: calc(10px * var(--font-scale, 1)); }
.quick-actions { display: flex; gap: 7px; flex-wrap: wrap; margin-bottom: 12px; }
.quick-action { border: 1px solid #cfe1da; color: var(--green); background: white; border-radius: 999px; padding: 7px 10px; font-size: calc(12px * var(--font-scale, 1)); }
.chat-form { display: grid; grid-template-columns: 1fr auto; gap: 9px; padding-top: 15px; border-top: 1px solid var(--line); }
.chat-form textarea { min-height: 54px; max-height: 120px; resize: vertical; }
.task-card { padding: 15px; border-radius: 15px; background: #f8faf8; border: 1px solid var(--line); }
.task-card.warning { background: var(--orange-soft); border-color: #f2d2b9; }
.task-card + .task-card { margin-top: 10px; }
.task-card h4 { margin: 7px 0 5px; }
.task-card p { margin: 0; color: var(--muted); line-height: 1.55; font-size: calc(12px * var(--font-scale, 1)); }
.task-actions { display: flex; gap: 7px; margin-top: 12px; }

form.form-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 14px; }
.registration-layout { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 18px; }
.field { display: grid; gap: 7px; }
.field.full { grid-column: 1 / -1; }
.full { grid-column: 1 / -1; }
.field label { font-size: calc(12px * var(--font-scale, 1)); font-weight: 800; }
input, select, textarea { width: 100%; border: 1px solid #ccd9d3; background: white; color: var(--ink); border-radius: 11px; padding: 11px 12px; outline: none; }
input:focus, select:focus, textarea:focus { border-color: var(--green); box-shadow: 0 0 0 3px rgba(15,118,92,.1); }
textarea { resize: vertical; min-height: 92px; }
.form-actions { grid-column: 1 / -1; display: flex; justify-content: flex-end; gap: 9px; }
.required { color: var(--red); }
.choice-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 9px; }
.choice-grid.compact { grid-template-columns: repeat(2,minmax(0,1fr)); }
.choice-card { display: flex; align-items: flex-start; gap: 9px; min-height: 54px; padding: 11px; border: 1px solid var(--line); border-radius: 12px; background: #fbfcfb; cursor: pointer; }
.choice-card:has(input:checked) { border-color: var(--green); background: var(--green-soft); }
.preference-button { width: 100%; color: var(--ink); text-align: left; }
.preference-button.selected { border-color: var(--green); background: var(--green-soft); }
.preference-radio { color: var(--green); font-weight: 900; }
.choice-card input, .consent-row input { width: auto; margin: 3px 0 0; accent-color: var(--green); }
.choice-card span, .choice-card strong, .choice-card small { display: block; }
.choice-card small { color: var(--muted); margin-top: 3px; line-height: 1.4; }
.consent-row { display: flex; gap: 9px; align-items: flex-start; color: var(--ink); font-size: calc(13px * var(--font-scale, 1)); }
.ai-review { padding: 14px; border: 1px solid #cfe1da; border-radius: 13px; background: var(--green-soft); }
.ai-review p { margin: 7px 0; color: var(--ink); line-height: 1.6; white-space: pre-wrap; }
.ai-review small { color: var(--green); }
body[data-mode="simulation"] .dev-only,
body[data-mode="simulation"] .nav-code,
body[data-mode="simulation"] .breadcrumb > span { display: none !important; }
body[data-mode="development"] .workspace { outline: 1px dashed rgba(15,118,92,.18); outline-offset: -10px; }

.table-wrap { width: 100%; overflow-x: auto; }
table { width: 100%; border-collapse: collapse; min-width: 680px; }
th, td { text-align: left; padding: 12px 10px; border-bottom: 1px solid var(--line); font-size: calc(12px * var(--font-scale, 1)); vertical-align: top; }
th { color: var(--muted); font-weight: 800; }
td strong { display: block; }
td small { display: block; color: var(--muted); margin-top: 4px; }
.empty { padding: 36px 20px; text-align: center; color: var(--muted); }
.empty strong { display: block; color: var(--ink); margin-bottom: 6px; }
.loading-page { min-height: 60vh; display: grid; place-items: center; align-content: center; color: var(--muted); }
.loading-page span { width: 30px; height: 30px; border: 3px solid var(--line); border-top-color: var(--green); border-radius: 50%; animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

.drawer { position: fixed; right: 0; top: 0; bottom: 0; width: min(520px,94vw); background: white; z-index: 60; transform: translateX(105%); transition: transform .25s ease; box-shadow: -25px 0 60px rgba(13,44,37,.16); }
.drawer.open { transform: translateX(0); }
.drawer-head { min-height: 83px; display: flex; align-items: center; justify-content: space-between; padding: 20px 24px; border-bottom: 1px solid var(--line); }
.drawer-head h2 { margin: 4px 0 0; }
.drawer-body { height: calc(100vh - 83px); overflow-y: auto; padding: 24px; }
.scrim { position: fixed; inset: 0; background: rgba(6,27,22,.42); z-index: 50; opacity: 0; pointer-events: none; transition: opacity .2s; }
.scrim.show { opacity: 1; pointer-events: auto; }
.toast { position: fixed; right: 28px; bottom: 28px; z-index: 80; color: white; background: #173d34; border-radius: 13px; padding: 13px 17px; box-shadow: var(--shadow); transform: translateY(30px); opacity: 0; pointer-events: none; transition: .25s; max-width: 420px; }
.toast.show { transform: translateY(0); opacity: 1; }

@media (max-width: 1100px) {
  .venue-grid, .grid-3, .grid-4 { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .assistant-layout { grid-template-columns: 1fr; }
}

@media (max-width: 780px) {
  .app-shell { display: block; }
  .sidebar { position: fixed; transform: translateX(-105%); width: min(300px,88vw); transition: transform .25s; }
  .sidebar.open { transform: translateX(0); }
  .mobile-only { display: inline-block; }
  .topbar { height: 72px; padding: 11px 16px; }
  .breadcrumb > span, .breadcrumb p, .ai-running-button span:last-child { display: none; }
  .breadcrumb h1 { font-size: calc(17px * var(--font-scale, 1)); }
  .workspace { padding: 21px 15px 55px; }
  .page-intro { display: block; }
  .panel-map { justify-content: flex-start; margin-top: 13px; }
  .grid-2, .grid-3, .grid-4, .venue-grid, form.form-grid, .registration-layout, .choice-grid, .choice-grid.compact { grid-template-columns: 1fr; }
  .field.full, .form-actions { grid-column: auto; }
  .context-badge { display: none; }
  .hero { padding: 28px 22px; }
  .venue-card p { min-height: auto; }
  .chat-form { grid-template-columns: 1fr; }
  .toast { left: 15px; right: 15px; bottom: 15px; }
}

/* v4.2 login, device preview and production-style navigation */
.login-screen { min-height: 100vh; display: grid; grid-template-columns: minmax(0,1.15fr) minmax(420px,.85fr); background: white; }
.login-visual { padding: clamp(38px,7vw,92px); color: white; background: radial-gradient(circle at 85% 12%, rgba(215,237,148,.25), transparent 28%), linear-gradient(145deg,#0b2d26,#0f765c 70%,#6f9f69); display: flex; flex-direction: column; justify-content: space-between; gap: 60px; }
.login-brand { display: flex; align-items: center; gap: 13px; }
.login-brand strong, .login-brand small { display: block; }
.login-brand small { color: #b9d5cb; font-size: calc(10px * var(--font-scale, 1)); letter-spacing: .15em; margin-top: 4px; }
.login-kicker { color: var(--lime); font-weight: 800; letter-spacing: .12em; font-size: calc(12px * var(--font-scale, 1)); }
.login-visual h1 { max-width: 760px; margin: 14px 0 18px; font-size: clamp(38px,5vw,70px); line-height: 1.03; letter-spacing: -.055em; }
.login-visual p { max-width: 680px; color: #cae0d8; line-height: 1.8; font-size: calc(16px * var(--font-scale, 1)); }
.login-version { color: #b9d5cb; }
.login-panel { display: grid; place-items: center; padding: 32px; }
.login-card { width: min(420px,100%); display: grid; gap: 17px; }
.login-card h2 { margin: 4px 0 -10px; font-size: calc(31px * var(--font-scale, 1)); }
.login-card > p { color: var(--muted); line-height: 1.6; margin: 0 0 4px; }
.remember-login-row { display: flex; align-items: flex-start; gap: 10px; width: fit-content; color: var(--ink); cursor: pointer; }
.remember-login-row input { width: 18px; height: 18px; margin: 2px 0 0; accent-color: var(--green); cursor: pointer; }
.remember-login-row span { display: grid; gap: 2px; }
.remember-login-row strong { font-size: calc(13px * var(--font-scale, 1)); }
.remember-login-row small { color: var(--muted); font-size: calc(11px * var(--font-scale, 1)); font-weight: 500; }
.login-submit { width: 100%; padding: 13px; }
.demo-credential { display: grid; grid-template-columns: auto 1fr; gap: 4px 12px; padding: 12px 14px; border-radius: 12px; background: var(--green-soft); font-size: calc(12px * var(--font-scale, 1)); }
.demo-credential strong { grid-row: 1 / 3; align-self: center; color: var(--green); }
.demo-credential span { font-family: Consolas, monospace; }
.text-button { border: 0; padding: 5px; color: var(--green); background: transparent; font-weight: 700; }
.login-error { min-height: 22px; color: var(--red) !important; font-size: calc(12px * var(--font-scale, 1)); }
.viewport-switch { display: flex; padding: 3px; border: 1px solid var(--line); background: white; border-radius: 11px; }
.viewport-switch button { border: 0; padding: 6px 9px; color: var(--muted); background: transparent; border-radius: 8px; font-size: calc(11px * var(--font-scale, 1)); font-weight: 800; }
.viewport-switch button.active { color: white; background: var(--green); }
.page-menu-button { border: 1px solid var(--line); color: var(--ink); background: white; border-radius: 11px; padding: 9px 12px; font-weight: 800; }
.page-menu { position: fixed; z-index: 48; top: 84px; right: 18px; width: min(370px,calc(100vw - 28px)); max-height: calc(100vh - 102px); overflow-y: auto; padding: 18px; border: 1px solid var(--line); border-radius: 19px; background: white; box-shadow: 0 24px 70px rgba(13,44,37,.22); transform: translateX(calc(100% + 30px)); opacity: 0; pointer-events: none; transition: .22s ease; }
.page-menu.open { transform: translateX(0); opacity: 1; pointer-events: auto; }
.page-menu-head { display: flex; align-items: start; justify-content: space-between; gap: 15px; padding-bottom: 13px; border-bottom: 1px solid var(--line); }
.page-menu-head h2 { margin: 4px 0 0; font-size: calc(20px * var(--font-scale, 1)); }
.page-menu-context { padding: 12px; margin: 12px 0; border-radius: 12px; color: var(--green); background: var(--green-soft); font-size: calc(12px * var(--font-scale, 1)); font-weight: 700; }
.page-menu .nav-group { margin-bottom: 9px; }
.page-menu .nav-group-title { color: var(--muted); }
.page-menu .nav-item { color: var(--ink); }
.page-menu .nav-item:hover { color: var(--green); background: var(--green-soft); }
.page-menu .nav-item.active { color: #153a31; background: var(--lime); }
.mobile-dock { display: none; }
body[data-mode="simulation"] .app-shell { grid-template-columns: minmax(0,1fr); }
body[data-mode="simulation"] .sidebar { display: none; }
body[data-handedness="left"] .page-menu { left: 18px; right: auto; transform: translateX(calc(-100% - 30px)); }
body[data-handedness="left"] .page-menu.open { transform: translateX(0); }

body[data-viewport="mobile"] { background: #dfe7e2; }
body[data-viewport="mobile"] .app-shell { display: block; width: min(430px,100%); margin: 0 auto; background: var(--paper); box-shadow: 0 0 45px rgba(13,44,37,.16); }
body[data-viewport="mobile"] .sidebar { position: fixed; display: flex; transform: translateX(-105%); width: min(300px,88vw); }
body[data-viewport="mobile"] .sidebar.open { transform: translateX(0); }
body[data-viewport="mobile"] .mobile-only { display: inline-block; }
body[data-viewport="mobile"] .topbar { height: 70px; padding: 10px 13px; }
body[data-viewport="mobile"] .breadcrumb > span,
body[data-viewport="mobile"] .breadcrumb p,
body[data-viewport="mobile"] .ai-running-button,
body[data-viewport="mobile"] .context-badge,
body[data-viewport="mobile"] .page-menu-button { display: none; }
body[data-viewport="mobile"] .breadcrumb h1 { max-width: 180px; font-size: calc(16px * var(--font-scale, 1)); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
body[data-viewport="mobile"] .workspace { padding: 20px 14px 102px; }
body[data-viewport="mobile"] .page-intro { display: block; }
body[data-viewport="mobile"] .grid-2,
body[data-viewport="mobile"] .grid-3,
body[data-viewport="mobile"] .grid-4,
body[data-viewport="mobile"] .venue-grid,
body[data-viewport="mobile"] form.form-grid,
body[data-viewport="mobile"] .registration-layout,
body[data-viewport="mobile"] .choice-grid,
body[data-viewport="mobile"] .choice-grid.compact { grid-template-columns: 1fr; }
body[data-viewport="mobile"] .field.full,
body[data-viewport="mobile"] .form-actions { grid-column: auto; }
body[data-viewport="mobile"] .mobile-dock { position: fixed; z-index: 42; right: max(14px,calc((100vw - 430px) / 2 + 14px)); bottom: 14px; display: flex; gap: 5px; padding: 6px; border: 1px solid var(--line); border-radius: 18px; background: rgba(255,255,255,.96); box-shadow: 0 15px 45px rgba(13,44,37,.2); backdrop-filter: blur(12px); }
body[data-viewport="mobile"] .mobile-dock button { width: 58px; border: 0; display: grid; gap: 2px; place-items: center; padding: 7px 5px; color: var(--muted); background: transparent; border-radius: 12px; }
body[data-viewport="mobile"] .mobile-dock button:last-child { color: white; background: var(--green); }
body[data-viewport="mobile"] .mobile-dock small { font-size: calc(10px * var(--font-scale, 1)); }
body[data-viewport="mobile"][data-handedness="left"] .mobile-dock { left: max(14px,calc((100vw - 430px) / 2 + 14px)); right: auto; flex-direction: row-reverse; }
body[data-viewport="mobile"] .page-menu { top: 74px; right: max(12px,calc((100vw - 430px) / 2 + 12px)); width: min(390px,calc(100vw - 24px)); max-height: calc(100vh - 155px); }
body[data-viewport="mobile"][data-handedness="left"] .page-menu { left: max(12px,calc((100vw - 430px) / 2 + 12px)); right: auto; }
body[data-viewport="desktop"] .app-shell { width: 100%; min-width: 0; }
body[data-viewport="desktop"][data-mode="development"] .app-shell { grid-template-columns: 270px minmax(0,1fr); }
body[data-viewport="desktop"] .mobile-only,
body[data-viewport="desktop"] .mobile-dock { display: none; }
body[data-viewport="desktop"] .grid-2 { grid-template-columns: repeat(2,minmax(0,1fr)); }
body[data-viewport="desktop"] .grid-3 { grid-template-columns: repeat(3,minmax(0,1fr)); }
body[data-viewport="desktop"] .grid-4 { grid-template-columns: repeat(4,minmax(0,1fr)); }
body[data-viewport="desktop"] .registration-layout { grid-template-columns: repeat(2,minmax(0,1fr)); }
.login-screen:not(.hidden) ~ .mobile-dock { display: none !important; }

@media (max-width: 820px) {
  .login-screen { grid-template-columns: 1fr; }
  .login-visual { min-height: 300px; padding: 30px 24px; gap: 35px; }
  .login-visual h1 { font-size: calc(38px * var(--font-scale, 1)); }
  .login-panel { padding: 34px 22px; }
}

/* v5 responsive, card-based workflows. */
.v5-shell { grid-template-columns:minmax(0,1fr)!important; }
.v5-banner { padding:9px 24px; background:#fff1e6; color:#754521; font-size: calc(12px * var(--font-scale, 1)); }
.workspace { display:grid; gap:18px; }
.v5-cards { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:18px; }
.v5-cards > :only-child { grid-column:1 / -1; }
.v5-summary { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:12px; }
.v5-summary strong { font-size: calc(24px * var(--font-scale, 1)); }
.v5-actions { display:flex; gap:8px; flex-wrap:wrap; margin:12px 0; }
.v5-row { padding:16px 0; border-bottom:1px solid var(--line); overflow-wrap:anywhere; }
.v5-row > strong { display:inline-block; max-width:100%; }
.v5-row > button { margin:5px 5px 5px 0; }
.v5-row p { line-height:1.6; }
.v5-row.focused { border:2px solid var(--green); border-radius:12px; padding:14px; }
.v5-row .tag { display:inline-flex; flex-shrink:0; white-space:nowrap; margin:4px; }
.v5-form-grid { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:12px; }
.v5-form-grid .field { display:flex; flex-direction:column; gap:6px; margin:0; font-size: calc(14px * var(--font-scale, 1)); }
.v5-form-grid input,.v5-form-grid select,.v5-form-grid textarea,.field input,.field select { width:100%; min-width:0; border:1px solid var(--line); border-radius:10px; padding:11px; background:white; color:var(--ink); }
.v5-form-grid textarea { min-height:100px; }
.v5-check { display:flex; align-items:center; gap:8px; margin:12px 0; }
.v5-check input { width:20px; height:20px; flex:none; }
fieldset { min-width:0; border:1px solid var(--line); border-radius:12px; padding:12px; }
form > .primary { min-height:44px; margin-top:10px; }
button { min-height:44px; }
button:disabled { opacity:.6; cursor:wait; }
.form-error,#loginError { color:#a3302b; white-space:pre-wrap; }
.muted { color:var(--muted); line-height:1.7; }
.field,input,select,textarea,fieldset { min-width:0; max-width:100%; }
.section-card { min-width:0; overflow-wrap:anywhere; }
input[type=file] { width:100%; font-size: calc(14px * var(--font-scale, 1)); }
.gmp-attribution { font-family:Arial,sans-serif; font-style:normal; font-weight:400; font-size: calc(14px * var(--font-scale, 1)); letter-spacing:normal; white-space:nowrap; color:#5e5e5e; }
.google-rating-box { border:1px solid var(--line); border-radius:12px; padding:12px; max-width:360px; background:white; }
button { min-height:44px; }
.v5-answer { white-space:pre-wrap; overflow-wrap:anywhere; line-height:1.7; }
pre { white-space:pre-wrap; overflow-wrap:anywhere; font-size: calc(12px * var(--font-scale, 1)); }
details > summary { cursor:pointer; min-height:44px; padding:12px 0; font-weight:700; }
dialog { border:1px solid var(--line); border-radius:18px; padding:22px; width:min(760px,calc(100vw - 24px)); max-height:88dvh; color:var(--ink); box-shadow:var(--shadow); }
dialog::backdrop { background:rgba(8,31,25,.45); }
.v5-dialog-head { display:flex; align-items:center; justify-content:space-between; position:sticky; top:-22px; background:white; gap:12px; padding:8px 0; z-index:2; }
#menuLinks { display:flex; flex-direction:column; gap:8px; margin-top:16px; }
#menuLinks button { text-align:left; }
body[data-viewport="mobile"] .v5-cards,body[data-viewport="mobile"] .v5-form-grid { grid-template-columns:1fr!important; }
body[data-viewport="mobile"] .v5-summary { grid-template-columns:repeat(2,minmax(0,1fr))!important; }
body[data-viewport="mobile"] #aiTaskButton { display:inline-flex!important; font-size: calc(12px * var(--font-scale, 1)); }
body[data-viewport="mobile"] .workspace { padding-bottom:120px; }
body[data-viewport="mobile"] .mobile-dock { width:auto; right:14px; max-width:calc(100vw - 28px); }
body[data-viewport="mobile"] .mobile-dock button { width:66px; min-height:48px; }
body[data-viewport="mobile"] .topbar { height:auto; min-height:72px; flex-wrap:wrap; gap:8px; padding:10px 14px; }
body[data-viewport="mobile"] .breadcrumb h1 { font-size: calc(17px * var(--font-scale, 1)); }
body[data-viewport="mobile"] .breadcrumb p { display:block!important; font-size: calc(11px * var(--font-scale, 1)); }
body[data-preview-mode="development"] .section-card { outline:1px dashed #4276a6; }
body[data-viewport="mobile"] .top-actions { width:100%; justify-content:flex-end; gap:6px; }
body[data-viewport="mobile"] .v5-banner { padding:8px 14px; }
@media (max-width:820px) {
 .v5-cards,.v5-form-grid { grid-template-columns:1fr!important; }
 .v5-summary { grid-template-columns:repeat(2,minmax(0,1fr)); }
 .login-visual { min-height:0; padding:18px 22px; gap:12px; }
 .login-visual h1 { font-size: calc(22px * var(--font-scale, 1)); }
 .login-visual p { display:none; }
 .login-panel { padding:18px 14px; }
 .login-card { padding:22px; }
 .topbar { height:auto; min-height:72px; flex-wrap:wrap; gap:8px; padding:10px 14px; }
 .top-actions { gap:6px; flex-wrap:wrap; }
 .workspace { padding:20px 14px 110px; }
 .breadcrumb h1 { font-size: calc(18px * var(--font-scale, 1)); }
 #aiTaskButton { display:inline-flex!important; font-size: calc(12px * var(--font-scale, 1)); }
}