/* SaaS Rebuild — web workspace styles */

:root {
  --paper: #f6f4ee;
  --paper-raised: #fffdf8;
  --ink: #1c1b18;
  --ink-soft: #4c4a43;
  --ink-faint: #807d72;
  --line: #d9d5c9;
  --line-soft: #e7e4da;
  --accent: #b0491f;
  --accent-dark: #8f3a17;
  --accent-soft: #f3e0d6;
  --good: #2e6b45;
  --warn: #8a6d1f;
  --code-bg: #14231c;
  --code-ink: #d9e6dd;
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --serif: "Newsreader", Georgia, serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.55;
}

a { color: var(--accent-dark); }

.mono { font-family: var(--mono); }

/* ---------- header ---------- */

header.site {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding: 0.85rem 1.5rem;
  border-bottom: 1px solid var(--line);
  background: var(--paper-raised);
  position: sticky;
  top: 0;
  z-index: 40;
}

header.site .brand {
  font-family: var(--mono);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  text-decoration: none;
  color: var(--ink);
  white-space: nowrap;
}

header.site .brand .tick { color: var(--accent); }

header.site nav {
  display: flex;
  gap: 0.25rem;
  flex: 1;
}

header.site nav a {
  font-family: var(--mono);
  font-size: 0.8rem;
  text-decoration: none;
  color: var(--ink-soft);
  padding: 0.35rem 0.7rem;
  border-radius: 4px;
}

header.site nav a.active,
header.site nav a:hover { background: var(--accent-soft); color: var(--accent-dark); }

header.site .key-state {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--ink-faint);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.25rem 0.7rem;
  background: none;
  cursor: pointer;
}
header.site .key-state.set { color: var(--good); border-color: #bcd3c4; }

/* ---------- landing ---------- */

.landing { max-width: 60rem; margin: 0 auto; padding: 3.5rem 1.5rem 5rem; }

.landing .kicker {
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}

.landing h1 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(2rem, 5vw, 3.1rem);
  line-height: 1.12;
  margin: 0 0 1.25rem;
  max-width: 44rem;
}

.landing .lede {
  font-size: 1.12rem;
  color: var(--ink-soft);
  max-width: 40rem;
  margin-bottom: 2rem;
}

.btn {
  display: inline-block;
  font-family: var(--mono);
  font-size: 0.9rem;
  padding: 0.7rem 1.3rem;
  border-radius: 6px;
  border: 1px solid var(--accent-dark);
  background: var(--accent);
  color: #fff;
  text-decoration: none;
  cursor: pointer;
}
.btn:hover { background: var(--accent-dark); }
.btn.secondary {
  background: none;
  color: var(--accent-dark);
}
.btn.secondary:hover { background: var(--accent-soft); }
.btn-row { display: flex; gap: 0.75rem; flex-wrap: wrap; }

.landing .cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  gap: 1rem;
  margin: 3rem 0;
}

.landing .card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper-raised);
  padding: 1.25rem;
}

.landing .card h3 {
  font-family: var(--mono);
  font-size: 0.85rem;
  margin: 0 0 0.5rem;
}
.landing .card h3 .num { color: var(--accent); margin-right: 0.4rem; }
.landing .card p { font-size: 0.9rem; color: var(--ink-soft); margin: 0; }

.notice {
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent);
  background: var(--paper-raised);
  border-radius: 6px;
  padding: 1rem 1.25rem;
  font-size: 0.92rem;
  color: var(--ink-soft);
  margin: 1.5rem 0;
}
.notice strong { color: var(--ink); }

footer.site {
  border-top: 1px solid var(--line);
  padding: 1.5rem;
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--ink-faint);
  text-align: center;
}

/* ---------- workspace layout ---------- */

.workspace {
  display: grid;
  grid-template-columns: 17.5rem minmax(0, 1fr);
  height: calc(100vh - 3.3rem);
}

aside.panel {
  border-right: 1px solid var(--line);
  background: var(--paper-raised);
  overflow-y: auto;
  padding: 1.1rem;
}

aside.panel h2 {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin: 1.4rem 0 0.5rem;
}
aside.panel h2:first-child { margin-top: 0; }

aside.panel label { display: block; font-size: 0.82rem; margin: 0.4rem 0; color: var(--ink-soft); }

aside.panel select,
aside.panel input[type="text"] {
  width: 100%;
  font-family: var(--mono);
  font-size: 0.8rem;
  padding: 0.45rem 0.5rem;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: var(--paper);
  color: var(--ink);
}

aside.panel .small-btn {
  font-family: var(--mono);
  font-size: 0.72rem;
  padding: 0.35rem 0.65rem;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: var(--paper);
  color: var(--ink-soft);
  cursor: pointer;
  margin: 0.15rem 0.25rem 0.15rem 0;
}
aside.panel .small-btn:hover { border-color: var(--accent); color: var(--accent-dark); }

aside.panel .hint { font-size: 0.72rem; color: var(--ink-faint); margin-top: 0.35rem; }

/* ---------- chat ---------- */

.chat {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.chat .scroll {
  flex: 1;
  overflow-y: auto;
  padding: 1.5rem clamp(1rem, 5vw, 4rem);
}

.msg { margin-bottom: 1.6rem; max-width: 52rem; }

.msg .who {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 0.35rem;
}
.msg.user .who { color: var(--accent-dark); }

.msg .body { font-size: 0.95rem; }
.msg.user .body {
  background: var(--paper-raised);
  border: 1px solid var(--line-soft);
  border-radius: 8px;
  padding: 0.75rem 1rem;
  white-space: pre-wrap;
}

.msg .body h1, .msg .body h2, .msg .body h3, .msg .body h4 {
  font-family: var(--serif);
  font-weight: 600;
  line-height: 1.25;
  margin: 1.2rem 0 0.5rem;
}
.msg .body h1 { font-size: 1.35rem; }
.msg .body h2 { font-size: 1.2rem; }
.msg .body h3 { font-size: 1.05rem; }
.msg .body p { margin: 0.55rem 0; }
.msg .body ul, .msg .body ol { margin: 0.55rem 0; padding-left: 1.4rem; }
.msg .body li { margin: 0.25rem 0; }
.msg .body code {
  font-family: var(--mono);
  font-size: 0.83em;
  background: #ecebe2;
  border-radius: 3px;
  padding: 0.08em 0.3em;
}
.msg .body blockquote {
  margin: 0.6rem 0;
  padding: 0.1rem 1rem;
  border-left: 3px solid var(--line);
  color: var(--ink-soft);
}

.msg .body .tbl-wrap { overflow-x: auto; margin: 0.7rem 0; }
.msg .body table { border-collapse: collapse; font-size: 0.85rem; }
.msg .body th, .msg .body td {
  border: 1px solid var(--line);
  padding: 0.35rem 0.6rem;
  text-align: left;
  vertical-align: top;
}
.msg .body th { background: var(--paper-raised); font-family: var(--mono); font-size: 0.75rem; }

.codeblock { margin: 0.8rem 0; border-radius: 8px; overflow: hidden; border: 1px solid #0d1a14; }
.codeblock .bar {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  background: #0d1a14;
  color: #9ab3a4;
  font-family: var(--mono);
  font-size: 0.7rem;
  padding: 0.35rem 0.8rem;
}
.codeblock .bar .fname { color: #e8c9ab; }
.codeblock .bar .spacer { flex: 1; }
.codeblock .bar button {
  background: none;
  border: 1px solid #2c4437;
  color: #9ab3a4;
  border-radius: 4px;
  font-family: var(--mono);
  font-size: 0.68rem;
  padding: 0.15rem 0.55rem;
  cursor: pointer;
}
.codeblock .bar button:hover { color: #fff; border-color: #567a66; }
.codeblock pre {
  margin: 0;
  padding: 0.9rem 1rem;
  background: var(--code-bg);
  color: var(--code-ink);
  overflow-x: auto;
  font-family: var(--mono);
  font-size: 0.8rem;
  line-height: 1.5;
}

.sysnote {
  max-width: 52rem;
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--ink-faint);
  border: 1px dashed var(--line);
  border-radius: 6px;
  padding: 0.5rem 0.8rem;
  margin-bottom: 1.4rem;
}
.sysnote.error { color: var(--accent-dark); border-color: var(--accent); }

/* composer */

.composer {
  border-top: 1px solid var(--line);
  background: var(--paper-raised);
  padding: 0.85rem clamp(1rem, 5vw, 4rem) 1.1rem;
}

.composer .inner { max-width: 52rem; }

.composer textarea {
  width: 100%;
  min-height: 4.4rem;
  max-height: 16rem;
  resize: vertical;
  font-family: var(--sans);
  font-size: 0.95rem;
  padding: 0.7rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
  color: var(--ink);
}
.composer textarea:focus { outline: 2px solid var(--accent-soft); border-color: var(--accent); }

.composer .row {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  margin-top: 0.5rem;
}
.composer .row .status { font-family: var(--mono); font-size: 0.72rem; color: var(--ink-faint); flex: 1; }
.composer .send {
  font-family: var(--mono);
  font-size: 0.85rem;
  padding: 0.5rem 1.4rem;
  border-radius: 6px;
  border: 1px solid var(--accent-dark);
  background: var(--accent);
  color: #fff;
  cursor: pointer;
}
.composer .send:disabled { opacity: 0.5; cursor: not-allowed; }
.composer .stop {
  font-family: var(--mono);
  font-size: 0.78rem;
  padding: 0.5rem 0.9rem;
  border-radius: 6px;
  border: 1px solid var(--line);
  background: none;
  color: var(--ink-soft);
  cursor: pointer;
}

/* ---------- corpus ---------- */

.corpus { max-width: 60rem; margin: 0 auto; padding: 2.5rem 1.5rem 4rem; }
.corpus h1 { font-family: var(--serif); font-weight: 500; font-size: 2rem; margin-bottom: 0.4rem; }
.corpus .sub { color: var(--ink-soft); max-width: 42rem; margin-bottom: 1.6rem; }

.corpus input.filter {
  width: 100%;
  max-width: 22rem;
  font-family: var(--mono);
  font-size: 0.85rem;
  padding: 0.55rem 0.7rem;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--paper-raised);
  margin-bottom: 1.2rem;
}

.recipe-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(14rem, 1fr));
  gap: 0.8rem;
}
.recipe-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper-raised);
  padding: 0.9rem 1rem;
  cursor: pointer;
}
.recipe-card:hover { border-color: var(--accent); }
.recipe-card .name { font-weight: 600; font-size: 0.95rem; }
.recipe-card .meta { font-family: var(--mono); font-size: 0.7rem; color: var(--ink-faint); margin-top: 0.25rem; }

.recipe-detail {
  margin-top: 1.5rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper-raised);
  padding: 1.2rem 1.4rem;
}
.recipe-detail h2 { font-family: var(--serif); margin: 0 0 0.2rem; }
.recipe-detail .meta { font-family: var(--mono); font-size: 0.75rem; color: var(--ink-faint); margin-bottom: 0.9rem; }
.recipe-detail h3 { font-family: var(--mono); font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--ink-faint); margin: 1.1rem 0 0.4rem; }
.recipe-detail .route { border-top: 1px solid var(--line-soft); padding: 0.7rem 0; font-size: 0.88rem; }
.recipe-detail .route .rt { font-family: var(--mono); font-size: 0.72rem; color: var(--accent-dark); }
.recipe-detail .covers { font-family: var(--mono); font-size: 0.72rem; color: var(--ink-soft); margin-top: 0.3rem; }

/* ---------- modal ---------- */

.modal-backdrop {
  position: fixed; inset: 0;
  background: rgba(28, 27, 24, 0.45);
  display: flex; align-items: center; justify-content: center;
  z-index: 100;
  padding: 1rem;
}
.modal {
  background: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: 10px;
  max-width: 30rem;
  width: 100%;
  padding: 1.5rem 1.6rem;
}
.modal h2 { font-family: var(--serif); margin: 0 0 0.6rem; font-weight: 600; }
.modal p { font-size: 0.88rem; color: var(--ink-soft); }
.modal input {
  width: 100%;
  font-family: var(--mono);
  font-size: 0.85rem;
  padding: 0.6rem 0.7rem;
  border: 1px solid var(--line);
  border-radius: 6px;
  margin: 0.6rem 0;
  background: var(--paper);
}
.modal .row { display: flex; gap: 0.6rem; justify-content: flex-end; margin-top: 0.6rem; }

.hidden { display: none !important; }

@media (max-width: 760px) {
  .workspace { grid-template-columns: 1fr; grid-template-rows: auto 1fr; height: auto; }
  aside.panel { border-right: none; border-bottom: 1px solid var(--line); max-height: 40vh; }
  .chat { height: 70vh; }
}