*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --bg: #0f0f0f;
  --surface: #1a1a1a;
  --border: #2a2a2a;
  --text: #e0e0e0;
  --text-dim: #888;
  --accent: #f0a050;
  --accent-dim: #c07830;
  --mono: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
  --sans: -apple-system, 'Segoe UI', Helvetica, Arial, sans-serif;
}

body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  min-height: 100vh;
}

nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2rem;
  height: 56px;
  background: rgba(15, 15, 15, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

nav .brand { font-size: 1.1rem; font-weight: 700; color: var(--accent); letter-spacing: 0.04em; }
nav .brand span { color: var(--text-dim); font-weight: 400; }

nav a.login {
  display: inline-block;
  padding: 0.35rem 1.1rem;
  border: 1px solid var(--accent);
  border-radius: 6px;
  color: var(--accent);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 500;
  transition: background 0.2s, color 0.2s;
}

nav a.login:hover { background: var(--accent); color: var(--bg); }

main { max-width: 720px; margin: 0 auto; padding: 7rem 1.5rem 4rem; }

h1 { font-size: 3rem; font-weight: 800; letter-spacing: -0.03em; margin-bottom: 0.25rem; }
h1 .dot { color: var(--accent); }

.tagline { font-size: 1.15rem; color: var(--text-dim); margin-bottom: 3rem; }

h2 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.75rem;
  margin-top: 2.5rem;
}

p { margin-bottom: 1rem; }

.flow { counter-reset: step; list-style: none; margin: 1rem 0 2rem; }

.flow li {
  counter-increment: step;
  position: relative;
  padding: 0.6rem 0 0.6rem 2.8rem;
  border-left: 2px solid var(--border);
  margin-left: 0.9rem;
  color: var(--text);
}

.flow li:last-child { border-left-color: transparent; }

.flow li::before {
  content: counter(step);
  position: absolute;
  left: -0.85rem;
  top: 0.55rem;
  width: 1.7rem; height: 1.7rem;
  border-radius: 50%;
  background: var(--surface);
  border: 2px solid var(--accent);
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

.flow code {
  font-family: var(--mono);
  font-size: 0.85rem;
  background: var(--surface);
  padding: 0.15em 0.45em;
  border-radius: 4px;
  border: 1px solid var(--border);
}

.states { display: flex; gap: 0.5rem; flex-wrap: wrap; margin: 1rem 0 1.5rem; }

.state {
  padding: 0.4rem 0.9rem;
  border-radius: 6px;
  font-size: 0.8rem;
  font-weight: 600;
  font-family: var(--mono);
  letter-spacing: 0.03em;
}

.state.empty   { background: #1c2a1c; color: #6dbe6d; border: 1px solid #2a4a2a; }
.state.locked  { background: #2a2518; color: #d4a843; border: 1px solid #4a3f22; }
.state.claimed { background: #182a2a; color: #5bc0c0; border: 1px solid #224a4a; }
.state.expired { background: #2a1818; color: #c05b5b; border: 1px solid #4a2222; }

.arrow { color: var(--text-dim); font-size: 1.2rem; align-self: center; }

.note {
  font-size: 0.85rem;
  color: var(--text-dim);
  margin: 0.5rem 0 1.5rem;
  padding-left: 1rem;
  border-left: 2px solid var(--border);
}

/* Human dashboard additions */

.nav-links { display: flex; align-items: center; gap: 1rem; }
.nav-links a { color: var(--text); text-decoration: none; font-size: 0.9rem; font-weight: 500; transition: color 0.2s; }
.nav-links a:hover { color: var(--accent); }
.user-pill { color: var(--text-dim); font-size: 0.85rem; font-weight: 500; }

/* Cards & sections */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: 8px; padding: 1.5rem; margin: 1rem 0; }
.card h2, .card h3 { margin-top: 0; color: var(--accent); font-size: 0.95rem; text-transform: uppercase; letter-spacing: 0.07em; margin-bottom: 1rem; }

/* Forms */
form { margin: 1rem 0; }
label { display: block; margin: 1.2rem 0 0.35rem; color: var(--text-dim); font-size: 0.85rem; font-weight: 500; }
input[type="text"], input[type="password"] {
  width: 100%;
  padding: 0.6rem 0.9rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-family: var(--sans);
  font-size: 0.95rem;
  transition: border-color 0.2s;
}
input[type="text"]:focus, input[type="password"]:focus { outline: none; border-color: var(--accent); }
button, .btn {
  display: inline-block;
  padding: 0.55rem 1.3rem;
  background: var(--accent);
  color: var(--bg);
  border: none;
  border-radius: 6px;
  font-family: var(--sans);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
}
button:hover, .btn:hover { background: var(--accent-dim); }
button.secondary, .btn.secondary {
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--accent);
}
button.secondary:hover, .btn.secondary:hover { background: var(--accent); color: var(--bg); }

/* Auth pages */
.auth-box { max-width: 400px; margin: 0 auto; }
.auth-box h1 { margin-bottom: 1.5rem; text-align: center; }
.auth-box p { text-align: center; color: var(--text-dim); margin-top: 1.5rem; font-size: 0.9rem; }
.auth-box a { color: var(--accent); text-decoration: none; font-weight: 600; }
.auth-box a:hover { text-decoration: underline; }

/* Tables */
table { width: 100%; border-collapse: collapse; margin: 1rem 0; font-size: 0.9rem; }
th, td { padding: 0.75rem 1rem; text-align: left; border-bottom: 1px solid var(--border); }
th { color: var(--accent); font-weight: 600; font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.06em; background: rgba(255,255,255,0.02); }
tr:hover td { background: rgba(255,255,255,0.03); }
td code { font-family: var(--mono); font-size: 0.85rem; background: rgba(0,0,0,0.2); padding: 0.2rem 0.5rem; border-radius: 4px; }

/* Project list */
.project-list { list-style: none; margin: 1rem 0; padding: 0; }
.project-list li {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  margin-bottom: 0.75rem;
  padding: 1rem 1.25rem;
  transition: border-color 0.2s, transform 0.1s;
}
.project-list li:hover { border-color: var(--accent); transform: translateY(-1px); }
.project-list a { color: var(--text); text-decoration: none; font-weight: 600; font-size: 1.05rem; }
.project-list a:hover { color: var(--accent); }
.project-list .meta { color: var(--text-dim); font-size: 0.8rem; margin-top: 0.35rem; }
.empty-state { text-align: center; padding: 4rem 1rem; color: var(--text-dim); }
.empty-state a { color: var(--accent); text-decoration: none; font-weight: 600; }
.empty-state a:hover { text-decoration: underline; }

/* Error / status messages */
.error { color: #e08080; background: #2a1818; border: 1px solid #4a2222; padding: 0.75rem 1rem; border-radius: 6px; margin-bottom: 1rem; font-size: 0.9rem; }

/* Breadcrumbs */
.breadcrumb { font-size: 1.1rem; margin-bottom: 1.5rem; }
.breadcrumb a { color: var(--accent); text-decoration: none; font-weight: 600; }
.breadcrumb a:hover { text-decoration: underline; }
.breadcrumb span { color: var(--text-dim); margin: 0 0.3rem; }

/* File browser */
.file-browser td:first-child { text-align: center; width: 2.5rem; }
.file-browser a { color: var(--text); text-decoration: none; }
.file-browser a:hover { color: var(--accent); }
.file-browser .size { color: var(--text-dim); text-align: right; }
.file-browser .empty { color: var(--text-dim); text-align: center; padding: 2rem; }

/* Buttons inside tables */
td form { margin: 0; display: inline; }
td button { padding: 0.3rem 0.7rem; font-size: 0.8rem; }

/* Export URL section */
.export-section { margin: 1rem 0; }
.export-section code {
  font-family: var(--mono);
  font-size: 0.85rem;
  background: rgba(0,0,0,0.2);
  padding: 0.4rem 0.7rem;
  border-radius: 4px;
  border: 1px solid var(--border);
  word-break: break-all;
}

/* Role badges */
.state.agent  { background: #2a2518; color: #d4a843; border: 1px solid #4a3f22; }
.state.export { background: #182a2a; color: #5bc0c0; border: 1px solid #224a4a; }