/* OTHRIL client portal — application shell shared by the real workspace (/app) and the fictional demo.
   Brand tokens: /brand/brand.css */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  min-height: 100vh;
  background: var(--char-900);
  color: var(--ink);
  font: 400 15px/1.55 var(--sans);
  -webkit-font-smoothing: antialiased;
  overflow-wrap: anywhere;
}
a { color: inherit; }
h1, h2, h3 { font-family: var(--serif); font-weight: 500; letter-spacing: -.005em; margin: 0; line-height: 1.15; }
p { margin: 0; }
button, input, select, textarea { font: inherit; color: inherit; }
[hidden] { display: none !important; }

/* Shell */
.shell { display: grid; grid-template-columns: 256px minmax(0, 1fr); min-height: 100vh; }
.sidebar {
  position: sticky; top: 0; height: 100vh;
  display: flex; flex-direction: column; gap: 18px;
  padding: 22px 16px 18px;
  background: linear-gradient(180deg, #121110, #0e0d0c);
  border-right: 1px solid var(--line-dark);
}
.sidebar .brand-lockup { padding: 4px 10px 10px; }
.sidebar .brand-lockup .emblem { width: 30px; }
.sidebar .brand-lockup .wordmark { font-size: 1.12rem; }
.side-label { padding: 0 12px; font: 500 .66rem var(--mono); letter-spacing: .16em; text-transform: uppercase; color: var(--ink-mute); }
.side-nav { display: flex; flex-direction: column; gap: 2px; }
.side-nav button, .side-nav a {
  display: flex; align-items: center; gap: 11px; width: 100%;
  padding: 10px 12px; border-radius: 4px; border: 0;
  background: transparent; color: var(--ink-soft);
  font: 500 .93rem var(--sans); text-align: left; text-decoration: none; cursor: pointer;
  transition: background-color .2s, color .2s;
}
.side-nav button:hover, .side-nav a:hover { background: rgba(255, 255, 255, .04); color: var(--ink); }
.side-nav [aria-current="page"] { background: linear-gradient(90deg, rgba(201, 162, 116, .18), rgba(201, 162, 116, .05)); color: var(--bronze-300); box-shadow: inset 2px 0 0 var(--bronze-500); }
.side-nav svg { width: 17px; height: 17px; flex: none; opacity: .9; }
.side-nav .count { margin-left: auto; min-width: 22px; padding: 1px 7px; border-radius: 999px; background: rgba(201, 162, 116, .18); color: var(--bronze-300); font: 600 .72rem var(--sans); text-align: center; }
.side-foot { margin-top: auto; display: grid; gap: 8px; padding-top: 14px; border-top: 1px solid var(--line-dark); }
.who { display: flex; align-items: center; gap: 10px; padding: 6px 8px; }
.avatar { width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center; flex: none; background: var(--bronze-grad); color: #17130e; font: 600 .82rem var(--sans); }
.who strong { display: block; font-size: .86rem; font-weight: 600; line-height: 1.2; }
.who small { display: block; color: var(--ink-mute); font-size: .75rem; line-height: 1.3; }
.side-foot .btn { min-height: 40px; font-size: .62rem; letter-spacing: .16em; padding: .45rem .7rem; width: 100%; white-space: nowrap; }

.main { min-width: 0; display: flex; flex-direction: column; }
.topbar {
  position: sticky; top: 0; z-index: 30;
  display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  padding: 16px clamp(18px, 3vw, 40px);
  background: rgba(16, 15, 14, .86);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line-dark);
}
.crumbs { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.crumbs .eyebrow { font-size: .64rem; }
.crumbs h1 { font-size: 1.55rem; }
.top-actions { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.top-actions select { min-width: 220px; }
.content { padding: clamp(20px, 3vw, 36px) clamp(18px, 3vw, 40px) 64px; display: grid; gap: 20px; max-width: 1280px; width: 100%; }
.mobile-bar { display: none; }

/* Banners */
.banner {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  padding: 10px 16px; border-radius: 4px;
  background: rgba(159, 183, 214, .08); border: 1px solid rgba(159, 183, 214, .28);
  color: #d4e0ef; font-size: .87rem;
}
.banner strong { font-weight: 600; }
.banner .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--info); box-shadow: 0 0 0 4px rgba(159, 183, 214, .16); flex: none; }
.banner .spacer { flex: 1; }
#status, .toast {
  padding: 12px 16px; border-radius: 4px; border: 1px solid var(--line-dark-strong);
  background: rgba(201, 162, 116, .08); color: var(--ink); font-size: .9rem;
}
#status.warning, .toast.warning { border-color: rgba(224, 139, 120, .5); background: rgba(224, 139, 120, .08); }

/* Welcome / hero */
.welcome {
  position: relative; overflow: hidden;
  display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 24px; align-items: center;
  padding: clamp(22px, 3vw, 32px);
  border-radius: 8px; border: 1px solid var(--line-dark);
  background: radial-gradient(520px 260px at 92% 10%, rgba(201, 162, 116, .16), transparent 70%), linear-gradient(180deg, #1a1917, #151413);
}
.welcome::after { content: ""; position: absolute; right: -60px; bottom: -80px; width: 260px; height: 260px; border-radius: 50%; border: 1px solid rgba(214, 186, 147, .1); box-shadow: 0 0 0 40px rgba(214, 186, 147, .025), 0 0 0 80px rgba(214, 186, 147, .02); pointer-events: none; }
.welcome h2 { font-size: clamp(1.7rem, 3vw, 2.3rem); margin: .35rem 0 .45rem; }
.welcome p { color: var(--ink-soft); max-width: 46rem; }
.welcome .actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 16px; position: relative; z-index: 1; }

/* KPI */
.kpis { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.kpis.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.kpi { padding: 18px 20px; border-radius: 6px; border: 1px solid var(--line-dark); background: var(--char-850); display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.kpi .label { font: 500 .66rem var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--ink-mute); }
.kpi .value { font: 500 2.1rem/1.1 var(--serif); color: var(--ink); }
.kpi .sub { color: var(--ink-mute); font-size: .8rem; }
.kpi.attention { border-color: rgba(201, 162, 116, .45); background: linear-gradient(180deg, rgba(201, 162, 116, .1), rgba(201, 162, 116, .02)); }
.kpi.attention .value { color: var(--bronze-300); }

/* Panels */
.panel { border: 1px solid var(--line-dark); border-radius: 6px; background: var(--char-850); padding: clamp(18px, 2.4vw, 24px); min-width: 0; }
.panel > h2, .panel > h3, .panel-head h2, .panel-head h3 { font-size: 1.35rem; }
.panel-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-bottom: 12px; }
.panel .hint, .section-hint { color: var(--ink-mute); font-size: .88rem; }
.grid-2 { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr); gap: 18px; align-items: start; }
.grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; align-items: start; }
.stack { display: grid; gap: 18px; align-content: start; min-width: 0; }

/* Rows */
.line { display: flex; gap: 14px; justify-content: space-between; align-items: flex-start; flex-wrap: wrap; padding: 14px 0; border-bottom: 1px solid var(--line-dark); }
.line:last-child { border-bottom: 0; }
.line .copy { min-width: 0; flex: 1 1 260px; }
.line strong { display: block; font-weight: 600; font-size: .96rem; }
.line p { color: var(--ink-soft); font-size: .9rem; margin-top: 2px; }
.line small, .meta { color: var(--ink-mute); font-size: .78rem; }
.controls { display: flex; gap: 8px; flex-wrap: wrap; width: 100%; margin-top: 8px; }
.controls p { width: 100%; color: var(--ink-soft); font-size: .88rem; }

/* Chips */
.chip { display: inline-flex; align-items: center; gap: 6px; padding: 4px 10px; border-radius: 999px; font: 600 .7rem var(--sans); letter-spacing: .02em; text-transform: capitalize; white-space: nowrap; border: 1px solid var(--line-dark-strong); color: var(--ink-soft); background: rgba(255, 255, 255, .03); }
.chip::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; opacity: .9; }
.chip.ok { color: var(--ok); border-color: rgba(143, 191, 154, .35); background: rgba(143, 191, 154, .07); }
.chip.warn { color: var(--warn); border-color: rgba(224, 181, 106, .35); background: rgba(224, 181, 106, .07); }
.chip.risk { color: var(--risk); border-color: rgba(224, 139, 120, .4); background: rgba(224, 139, 120, .07); }
.chip.info { color: var(--info); border-color: rgba(159, 183, 214, .35); background: rgba(159, 183, 214, .07); }
.chip.bronze { color: var(--bronze-300); border-color: rgba(214, 186, 147, .4); background: rgba(201, 162, 116, .08); }

/* Progress */
.progress { height: 8px; border-radius: 999px; background: var(--char-700); overflow: hidden; margin: 14px 0 8px; }
.progress > div { height: 100%; border-radius: inherit; background: var(--bronze-grad); transition: width .6s var(--ease); }
.ring { --p: 0; width: 92px; height: 92px; border-radius: 50%; flex: none; display: grid; place-items: center; background: conic-gradient(var(--bronze-400) calc(var(--p) * 1%), var(--char-700) 0); position: relative; }
.ring::before { content: ""; position: absolute; inset: 9px; border-radius: 50%; background: var(--char-850); }
.ring span { position: relative; font: 500 1.35rem var(--serif); }
.welcome .ring::before { background: #191816; }

/* Project cards */
.project-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 16px; }
.project-card { display: flex; flex-direction: column; gap: 6px; text-align: left; width: 100%; cursor: pointer; border: 1px solid var(--line-dark); border-radius: 6px; background: var(--char-850); padding: 20px; transition: border-color .2s, transform .2s var(--ease); }
.project-card:hover { border-color: var(--line-dark-strong); transform: translateY(-1px); }
.project-card h3 { font-size: 1.35rem; }
.project-card p { color: var(--ink-soft); font-size: .9rem; }
.project-card .top { display: flex; justify-content: space-between; gap: 10px; align-items: center; }

/* Timeline */
.timeline { list-style: none; margin: 4px 0 0; padding: 0; position: relative; }
.timeline li { position: relative; padding: 0 0 18px 34px; }
.timeline li::before { content: ""; position: absolute; left: 9px; top: 20px; bottom: -2px; width: 2px; background: var(--char-600); }
.timeline li:last-child::before { display: none; }
.timeline li.done::before { background: var(--bronze-500); }
.timeline .mark { position: absolute; left: 0; top: 2px; width: 20px; height: 20px; border-radius: 50%; display: grid; place-items: center; background: var(--char-700); border: 2px solid var(--char-600); }
.timeline li.done .mark { background: var(--bronze-500); border-color: var(--bronze-500); }
.timeline li.done .mark::after { content: ""; width: 8px; height: 5px; border-left: 2px solid #17130e; border-bottom: 2px solid #17130e; transform: rotate(-45deg) translate(1px, -1px); }
.timeline li.current .mark { background: var(--char-900); border-color: var(--bronze-300); box-shadow: 0 0 0 5px rgba(201, 162, 116, .15); }
.timeline .t-head { display: flex; justify-content: space-between; gap: 10px; flex-wrap: wrap; align-items: baseline; }
.timeline strong { font-weight: 600; }
.timeline li:not(.done):not(.current) strong { color: var(--ink-soft); }
.timeline p { color: var(--ink-mute); font-size: .84rem; margin-top: 2px; }
.timeline .controls { margin-top: 8px; }

/* Thread */
.thread { display: grid; gap: 10px; margin-top: 10px; }
.bubble { padding: 12px 14px; border-radius: 4px; background: var(--char-800); border: 1px solid var(--line-dark); }
.bubble.mine { background: rgba(201, 162, 116, .08); border-color: rgba(214, 186, 147, .25); }
.bubble .meta { display: block; margin-bottom: 4px; }
.bubble p { color: var(--ink); font-size: .92rem; }

/* Forms */
form { display: grid; gap: 14px; }
label { display: block; font-size: .84rem; font-weight: 500; color: var(--ink-soft); }
input, select, textarea {
  display: block; width: 100%; margin-top: 6px;
  padding: 11px 13px; min-height: 44px;
  border-radius: 4px; border: 1px solid var(--char-600);
  background: var(--char-950); color: var(--ink);
  transition: border-color .2s, box-shadow .2s;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--bronze-500); box-shadow: var(--focus); }
textarea { min-height: 96px; resize: vertical; }
input[type="checkbox"] { display: inline-block; width: 18px; min-height: 18px; height: 18px; margin: 0 10px 0 0; vertical-align: middle; accent-color: var(--bronze-500); }
select { appearance: none; -webkit-appearance: none; padding-right: 36px; background-image: linear-gradient(45deg, transparent 50%, var(--bronze-400) 50%), linear-gradient(135deg, var(--bronze-400) 50%, transparent 50%); background-position: calc(100% - 18px) 50%, calc(100% - 13px) 50%; background-size: 5px 5px; background-repeat: no-repeat; }
.btn.small { min-height: 36px; padding: .4rem .95rem; font-size: .64rem; letter-spacing: .16em; }
.btn.ghost { background: transparent; color: var(--ink); border: 1px solid var(--line-dark-strong); }
.btn.ghost:hover { border-color: var(--bronze-400); color: var(--bronze-300); }
.btn.danger { background: transparent; color: var(--risk); border: 1px solid rgba(224, 139, 120, .45); }
details.edit-panel { border: 1px solid var(--line-dark); border-radius: 4px; overflow: hidden; background: var(--char-900); margin-top: 10px; }
details.edit-panel > summary { cursor: pointer; padding: 12px 16px; font-weight: 600; font-size: .9rem; color: var(--bronze-300); }
details.edit-panel[open] > summary { border-bottom: 1px solid var(--line-dark); }
details.edit-panel > .panel { border: 0; border-radius: 0; background: transparent; }

/* Empty / loading states */
.empty { display: grid; justify-items: center; text-align: center; gap: 8px; padding: 34px 16px; color: var(--ink-mute); }
.empty .emblem { width: 42px; opacity: .55; }
.empty strong { color: var(--ink-soft); font-weight: 600; }
.skeleton { height: 14px; border-radius: 7px; background: linear-gradient(90deg, var(--char-800), var(--char-700), var(--char-800)); background-size: 200% 100%; animation: shimmer 1.4s infinite; }
@keyframes shimmer { to { background-position: -200% 0; } }
.loading-screen { min-height: 60vh; display: grid; place-items: center; text-align: center; gap: 14px; color: var(--ink-mute); }
.loading-screen .emblem { width: 56px; animation: pulse 1.8s ease-in-out infinite; }
@keyframes pulse { 50% { opacity: .45; transform: scale(.96); } }

.compact .panel { padding: 14px 16px; }
.compact .content { gap: 12px; }

/* Responsive */
@media (max-width: 1100px) {
  .kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
}
@media (max-width: 860px) {
  .shell { grid-template-columns: 1fr; }
  .sidebar { position: sticky; top: 0; z-index: 40; height: auto; flex-direction: column; gap: 10px; padding: 12px 14px 10px; border-right: 0; border-bottom: 1px solid var(--line-dark); }
  .sidebar .brand-lockup { padding: 0; }
  .side-label, .side-foot .who { display: none; }
  .side-nav { flex-direction: row; overflow-x: auto; gap: 4px; margin: 0 -14px; padding: 0 14px 2px; scrollbar-width: none; }
  .side-nav::-webkit-scrollbar { display: none; }
  .side-nav button, .side-nav a { width: auto; flex: none; padding: 8px 12px; font-size: .86rem; }
  .side-nav svg { display: none; }
  .side-nav [aria-current="page"] { box-shadow: inset 0 -2px 0 var(--bronze-500); }
  .side-foot { position: absolute; top: 10px; right: 14px; margin: 0; padding: 0; border: 0; display: flex; gap: 6px; }
  .side-foot .btn { width: auto; min-height: 34px; padding: .3rem .75rem; font-size: .78rem; }
  .topbar { position: static; }
  .welcome { grid-template-columns: 1fr; }
  .welcome .ring { order: -1; width: 76px; height: 76px; }
}
@media (max-width: 560px) {
  .kpis, .kpis.three { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
  .kpi { padding: 14px; }
  .kpi .value { font-size: 1.7rem; }
  .top-actions, .top-actions select { width: 100%; min-width: 0; }
  .side-foot .hide-sm { display: none; }
}