/* Bloom UI */
@import url("https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;1,9..40,400&family=Syne:wght@500;600;700;800&display=swap");

:root {
  --bg: #08070a;
  --bg-elev: #100e14;
  --panel: #16131c;
  --panel-2: #1c1824;
  --ink: #f6f1ea;
  --ink-soft: #e8e0d6;
  --muted: #9c948c;
  --line: rgba(246, 241, 234, 0.1);
  --line-strong: rgba(246, 241, 234, 0.18);
  --accent: #ff4d8d;
  --accent-2: #d4ff4f;
  --gold: #e6d0a8;
  --violet: #a78bfa;
  --bloom: #6ee7b7;
  --danger: #ff7a8a;
  --radius: 18px;
  --radius-sm: 12px;
  --radius-pill: 999px;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
  --glow-pink: 0 0 40px rgba(255, 77, 141, 0.22);
  --glow-lime: 0 0 40px rgba(212, 255, 79, 0.12);
  --mono: "SF Mono", ui-monospace, Menlo, Consolas, monospace;
  --display: "Syne", ui-sans-serif, system-ui, sans-serif;
  --ui: "DM Sans", ui-sans-serif, system-ui, -apple-system, sans-serif;
  --sans: var(--display);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body { margin: 0; padding: 0; background: var(--bg); color: var(--ink); }
body {
  font-family: var(--ui);
  font-optical-sizing: auto;
  line-height: 1.55;
  min-height: 100vh;
  letter-spacing: -0.01em;
  background:
    radial-gradient(ellipse 90% 55% at 12% -8%, rgba(255, 77, 141, 0.16), transparent 55%),
    radial-gradient(ellipse 70% 45% at 92% 0%, rgba(212, 255, 79, 0.08), transparent 50%),
    radial-gradient(ellipse 50% 40% at 70% 100%, rgba(167, 139, 250, 0.08), transparent 55%),
    var(--bg);
  -webkit-font-smoothing: antialiased;
}

::selection {
  background: rgba(255, 77, 141, 0.35);
  color: var(--ink);
}

a { color: inherit; }
.wrap { width: min(1120px, calc(100% - 2.5rem)); margin: 0 auto; }

/* ——— Nav ——— */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.15rem 0;
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  backdrop-filter: blur(16px) saturate(1.2);
  background: rgba(8, 7, 10, 0.72);
  z-index: 20;
}
.brand {
  display: inline-flex;
  gap: .7rem;
  align-items: center;
  font-family: var(--display);
  font-weight: 700;
  letter-spacing: -0.04em;
  text-decoration: none;
  font-size: 1.05rem;
}
.mark {
  width: 30px;
  height: 30px;
  border-radius: 10px;
  background:
    conic-gradient(from 210deg, var(--accent), var(--gold), var(--accent-2), var(--violet), var(--accent));
  box-shadow: var(--glow-pink), inset 0 0 0 1px rgba(255,255,255,.15);
  position: relative;
}
.mark::after {
  content: "";
  position: absolute;
  inset: 7px;
  border-radius: 6px;
  background: var(--bg);
  opacity: .55;
}
.nav-links {
  display: flex;
  gap: 1.15rem;
  align-items: center;
  font-size: .92rem;
  color: var(--muted);
  font-weight: 500;
}
.nav-links a { text-decoration: none; transition: color .2s var(--ease); }
.nav-links a:hover { color: var(--ink); }

/* ——— Buttons ——— */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: .72rem 1.2rem;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  font: inherit;
  letter-spacing: -0.02em;
  transition: transform .2s var(--ease), filter .2s var(--ease), background .2s var(--ease), border-color .2s var(--ease);
}
.btn:active { transform: scale(0.98); }
.btn.primary {
  background: linear-gradient(135deg, var(--ink) 0%, var(--ink-soft) 100%);
  color: #0c0a0e;
  box-shadow: 0 8px 28px rgba(246, 241, 234, 0.12);
}
.btn.primary:hover { filter: brightness(1.04); }
.btn.accent {
  background: linear-gradient(120deg, var(--accent), #ff7ab0 55%, var(--gold));
  color: #1a0a12;
  border: none;
  box-shadow: var(--glow-pink);
}
.btn.ghost {
  border-color: var(--line-strong);
  color: var(--ink);
  background: rgba(255,255,255,.02);
}
.btn.ghost:hover {
  background: rgba(255,255,255,.05);
  border-color: rgba(255, 77, 141, 0.35);
}

/* ——— Hero / marketing ——— */
.hero { padding: 5.5rem 0 3.2rem; position: relative; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 1.1rem;
}
.eyebrow::before {
  content: "";
  width: 1.4rem;
  height: 1px;
  background: linear-gradient(90deg, var(--accent), transparent);
}
.hero h1 {
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(3rem, 9vw, 5.8rem);
  line-height: .94;
  letter-spacing: -0.055em;
  margin: 0 0 1.35rem;
  max-width: 14ch;
  background: linear-gradient(105deg, var(--ink) 30%, var(--gold) 55%, var(--accent) 85%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero .lede {
  color: var(--muted);
  font-size: clamp(1.05rem, 2vw, 1.28rem);
  max-width: 36rem;
  margin: 0 0 1.9rem;
  line-height: 1.6;
  font-weight: 400;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: .75rem; }

.install {
  margin-top: 2rem;
  padding: 1rem 1.2rem;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, var(--panel) 0%, var(--bg-elev) 100%);
  font-family: var(--mono);
  font-size: .86rem;
  color: var(--accent-2);
  overflow-x: auto;
  box-shadow: var(--shadow);
}
.install span { color: var(--muted); }

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  padding: 1rem 0 4rem;
}
.card {
  border: 1px solid var(--line);
  background: linear-gradient(165deg, var(--panel) 0%, var(--bg-elev) 100%);
  border-radius: var(--radius);
  padding: 1.35rem 1.4rem;
  transition: border-color .25s var(--ease), transform .25s var(--ease), box-shadow .25s var(--ease);
  position: relative;
  overflow: hidden;
}
.card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,77,141,.4), rgba(212,255,79,.3), transparent);
  opacity: 0;
  transition: opacity .25s var(--ease);
}
.card:hover {
  border-color: rgba(255, 77, 141, 0.28);
  transform: translateY(-2px);
  box-shadow: var(--glow-pink);
}
.card:hover::before { opacity: 1; }
.card h3 {
  margin: 0 0 .55rem;
  font-family: var(--display);
  font-size: 1.12rem;
  font-weight: 700;
  letter-spacing: -0.03em;
}
.card p { margin: 0; color: var(--muted); font-size: .96rem; line-height: 1.55; }

.section-title {
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(1.85rem, 4vw, 2.7rem);
  letter-spacing: -0.045em;
  margin: 0 0 1.1rem;
}

.news { padding-bottom: 4rem; }
.news-item {
  display: grid;
  grid-template-columns: 8rem 1fr;
  gap: 1rem;
  padding: 1.15rem 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
}
.news-item strong {
  color: var(--ink);
  display: block;
  margin-bottom: .25rem;
  font-family: var(--display);
  letter-spacing: -0.02em;
}

footer {
  border-top: 1px solid var(--line);
  padding: 2rem 0 3rem;
  color: var(--muted);
  font-size: .9rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}
footer a { text-decoration: none; border-bottom: 1px solid transparent; }
footer a:hover { border-bottom-color: var(--accent); color: var(--ink); }

/* Auth forms */
.auth-shell {
  max-width: 440px;
  margin: 0 auto;
  padding: 3.5rem 0 4rem;
}
.auth-shell h1 {
  font-family: var(--display);
  font-weight: 700;
  letter-spacing: -0.04em;
  margin: 1.4rem 0 .5rem;
  font-size: 2rem;
}
.field {
  display: grid;
  gap: .4rem;
  font-size: .9rem;
  color: var(--muted);
  font-weight: 500;
}
.field input {
  width: 100%;
  padding: .8rem .95rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--ink);
  font: inherit;
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
}
.field input:focus {
  outline: none;
  border-color: rgba(255, 77, 141, 0.45);
  box-shadow: 0 0 0 3px rgba(255, 77, 141, 0.12);
}

/* ——— App shell ——— */
.app-shell {
  display: grid;
  grid-template-columns: 260px 1fr;
  min-height: 100vh;
}
.app-shell-3 {
  grid-template-columns: 248px minmax(0, 1fr) minmax(280px, 36vw);
}

/* BYOK settings */
.keys-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
}
.key-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.2rem 1.2rem;
  background: linear-gradient(165deg, var(--panel) 0%, var(--bg-elev) 100%);
  display: flex;
  flex-direction: column;
  gap: .55rem;
  transition: border-color .2s var(--ease);
}
.key-card:hover { border-color: rgba(255, 77, 141, 0.25); }
.key-card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: .5rem;
}
.key-card h2 {
  margin: 0;
  font-size: 1.05rem;
  font-family: var(--display);
  letter-spacing: -0.03em;
}
.key-help, .key-note, .key-meta {
  margin: 0;
  font-size: .88rem;
  color: var(--muted);
  line-height: 1.45;
}
.key-note { color: var(--gold); }
.key-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .45rem;
  align-items: center;
  margin-top: .35rem;
}
.key-input {
  flex: 1 1 140px;
  min-width: 140px;
  padding: .55rem .7rem;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--bg);
  color: var(--ink);
  font: inherit;
}
.pill {
  font-size: .68rem;
  text-transform: uppercase;
  letter-spacing: .06em;
  padding: .22rem .55rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line);
  color: var(--muted);
  white-space: nowrap;
  font-weight: 600;
}
.pill.ok {
  color: var(--bloom);
  border-color: rgba(110, 231, 183, 0.35);
  background: rgba(110, 231, 183, 0.06);
}
.pill.soft {
  color: var(--gold);
  border-color: rgba(230, 208, 168, 0.35);
  background: rgba(230, 208, 168, 0.06);
}

/* Second brain graph */
.brain-panel {
  border-left: 1px solid var(--line);
  background:
    radial-gradient(ellipse 80% 60% at 20% 15%, rgba(255, 77, 141, 0.14), transparent 55%),
    radial-gradient(ellipse 70% 50% at 85% 75%, rgba(212, 255, 79, 0.08), transparent 50%),
    radial-gradient(ellipse 50% 40% at 50% 50%, rgba(167, 139, 250, 0.1), transparent 60%),
    #0a0710;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  position: relative;
  overflow: hidden;
}
.brain-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: .75rem;
  padding: 1rem 1.1rem 0.45rem;
  z-index: 2;
}
.brain-kicker {
  font-size: .68rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 600;
  opacity: .95;
}
.brain-title {
  font-family: var(--display);
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: -0.04em;
  background: linear-gradient(90deg, #ff4d8d, #e6d0a8, #d4ff4f, #a78bfa, #ff4d8d);
  background-size: 220% auto;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: title-shift 10s linear infinite;
}
@keyframes title-shift {
  to { background-position: 220% center; }
}
.brain-actions { display: flex; gap: .35rem; align-items: center; }
#brain-canvas {
  flex: 1;
  width: 100%;
  min-height: 280px;
  display: block;
  cursor: crosshair;
  touch-action: none;
}
.brain-hint {
  margin: 0;
  padding: .5rem 1.1rem .9rem;
  font-size: .74rem;
  color: rgba(246, 241, 234, 0.42);
  z-index: 2;
  letter-spacing: 0.01em;
}
.brain-fullscreen {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: #09060f;
}
.brain-fullscreen #brain-canvas { flex: 1; width: 100%; min-height: 0; }
.brain-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: .9rem 1.25rem;
  border-bottom: 1px solid var(--line);
  background: rgba(9, 6, 15, 0.88);
  backdrop-filter: blur(12px);
  z-index: 3;
}

.sidebar {
  border-right: 1px solid var(--line);
  background: linear-gradient(180deg, var(--bg-elev) 0%, #0c0a10 100%);
  padding: 1.05rem;
  display: flex;
  flex-direction: column;
  gap: .75rem;
}
.sidebar h2 {
  margin: 0;
  font-size: 1rem;
  font-family: var(--display);
  letter-spacing: -0.03em;
}
.thread-list {
  flex: 1;
  overflow: auto;
  display: flex;
  flex-direction: column;
  gap: .3rem;
}
.thread-item {
  text-align: left;
  border: 1px solid transparent;
  background: transparent;
  color: var(--muted);
  padding: .65rem .75rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font: inherit;
  font-size: .9rem;
  transition: background .15s var(--ease), color .15s var(--ease), border-color .15s var(--ease);
}
.thread-item:hover, .thread-item.active {
  background: rgba(255, 77, 141, 0.06);
  color: var(--ink);
  border-color: rgba(255, 77, 141, 0.2);
}

.main {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  background:
    radial-gradient(ellipse 60% 30% at 50% 0%, rgba(255, 77, 141, 0.04), transparent 60%),
    transparent;
}
.messages {
  flex: 1;
  overflow: auto;
  padding: 1.6rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.bubble {
  max-width: min(720px, 100%);
  padding: 1rem 1.15rem;
  border-radius: 18px 18px 18px 6px;
  border: 1px solid var(--line);
  background: linear-gradient(165deg, var(--panel) 0%, var(--panel-2) 100%);
  white-space: pre-wrap;
  font-size: .96rem;
  line-height: 1.55;
  box-shadow: 0 8px 24px rgba(0,0,0,.15);
}
.bubble.user {
  align-self: flex-end;
  border-radius: 18px 18px 6px 18px;
  background: linear-gradient(135deg, rgba(255, 77, 141, 0.16), rgba(230, 208, 168, 0.08));
  border-color: rgba(255, 77, 141, 0.3);
}
.bubble.assistant { align-self: flex-start; }
.bubble.tool {
  align-self: stretch;
  font-family: var(--mono);
  font-size: .8rem;
  color: var(--accent-2);
  background: #0c1210;
  border-color: rgba(212, 255, 79, 0.15);
  max-width: 100%;
  border-radius: var(--radius-sm);
}

.composer {
  border-top: 1px solid var(--line);
  padding: 1rem 1.15rem 1.15rem;
  display: grid;
  gap: .7rem;
  background: rgba(8, 7, 10, 0.92);
  backdrop-filter: blur(12px);
}
.composer textarea {
  width: 100%;
  min-height: 92px;
  resize: vertical;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--ink);
  padding: .95rem 1.1rem;
  font: inherit;
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
}
.composer textarea:focus {
  outline: none;
  border-color: rgba(255, 77, 141, 0.4);
  box-shadow: 0 0 0 3px rgba(255, 77, 141, 0.1);
}
.composer textarea::placeholder { color: rgba(156, 148, 140, 0.75); }
.composer-row {
  display: flex;
  gap: .75rem;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
}
.composer select {
  margin-left: .35rem;
  padding: .5rem .7rem;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--ink);
  font: inherit;
}

.status { color: var(--muted); font-size: .88rem; }
.error { color: var(--danger); }

/* Projects + GitHub modal */
.project-bar {
  display: flex;
  gap: .4rem;
  align-items: flex-end;
}
.project-label {
  flex: 1;
  font-size: .78rem;
  color: var(--muted);
  font-weight: 600;
  display: grid;
  gap: .3rem;
}
.project-label select,
#project-select {
  width: 100%;
  padding: .45rem .55rem;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--ink);
  font: inherit;
}
.project-actions {
  display: flex;
  gap: .3rem;
}
.project-actions .btn {
  min-height: 36px;
  padding: .4rem .55rem;
  font-size: .85rem;
}
.modal {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.55);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 50;
  padding: 1rem;
}
.modal.hidden { display: none; }
.modal-card {
  width: min(560px, 100%);
  max-height: min(80vh, 720px);
  overflow: auto;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 1.1rem 1.2rem;
  box-shadow: var(--shadow);
}
.modal-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: .75rem;
  margin-bottom: .75rem;
}
.modal-head h2 {
  margin: 0;
  font-family: var(--display);
  font-size: 1.2rem;
  letter-spacing: -.03em;
}
.repo-list {
  display: flex;
  flex-direction: column;
  gap: .45rem;
}
.repo-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: .75rem;
  padding: .7rem .75rem;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--bg-elev);
}
.repo-item .meta {
  font-size: .88rem;
  color: var(--muted);
  line-height: 1.35;
}
.repo-item strong { color: var(--ink); }
.hidden { display: none !important; }

/* Landing extras */
.marquee-row {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin: 0 0 2.5rem;
}
.chip {
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: .4rem .75rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line);
  color: var(--muted);
  background: rgba(255,255,255,.02);
}
.chip em {
  font-style: normal;
  color: var(--accent-2);
}

.feature-split {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 1.5rem;
  padding: 0 0 4rem;
  align-items: stretch;
}
.feature-panel {
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 1.75rem;
  background:
    linear-gradient(145deg, rgba(255,77,141,.08), transparent 50%),
    var(--panel);
  min-height: 220px;
}
.feature-panel h3 {
  font-family: var(--display);
  font-size: 1.45rem;
  letter-spacing: -0.03em;
  margin: 0 0 .75rem;
}
.feature-panel p { margin: 0; color: var(--muted); max-width: 36ch; }
.feature-panel.lime {
  background:
    linear-gradient(145deg, rgba(212,255,79,.1), transparent 55%),
    var(--panel);
}

@media (max-width: 1100px) {
  .app-shell-3 { grid-template-columns: 220px 1fr; }
  .brain-panel {
    grid-column: 1 / -1;
    min-height: 42vh;
    border-left: 0;
    border-top: 1px solid var(--line);
  }
  .feature-split { grid-template-columns: 1fr; }
}
@media (max-width: 800px) {
  .grid { grid-template-columns: 1fr; }
  .app-shell, .app-shell-3 { grid-template-columns: 1fr; }
  .sidebar {
    border-right: 0;
    border-bottom: 1px solid var(--line);
    max-height: 200px;
  }
  .news-item { grid-template-columns: 1fr; }
  .nav-links { gap: .65rem; font-size: .85rem; }
}