:root {
  --bg: #eff4f1;
  --card: #ffffff;
  --ink: #12202b;
  --muted: #546979;
  --line: #d8e1e8;
  --accent: #0f5a44;
  --accent-2: #0b3f6b;
  --warn: #9a4f00;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Avenir Next", "Segoe UI", sans-serif;
  background: radial-gradient(circle at top left, #eef6f2 0%, #f8fafb 50%);
  color: var(--ink);
}

.page { min-height: 100vh; padding: 18px; }

.topbar { max-width: 1400px; margin: 0 auto 14px; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: inherit; font-weight: 700; }
.brand img {
  width: 30px;
  height: 30px;
  display: block;
  background: transparent;
  object-fit: contain;
}
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}
.page-nav {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.page-nav a {
  color: var(--accent-2);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.94rem;
}
.auth-bar {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.auth-bar button {
  width: auto;
  min-height: 34px;
  padding: 6px 10px;
}
.auth-bar .danger {
  background: #8f2d2d;
}
.workspace {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 14px;
  align-items: stretch;
}
.consent-gate {
  max-width: 1400px;
  margin: 0 auto 14px;
  border: 1px solid #d9c487;
  background: #fff9e8;
  border-radius: 12px;
  padding: 12px;
  display: grid;
  gap: 10px;
}
.consent-gate-text {
  margin: 0;
  color: #5b4712;
}
.consent-check {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #5b4712;
}
.consent-check input {
  width: auto;
}
.consent-gate button {
  max-width: 220px;
}
.consent-email-preference {
  border: 1px solid #d9c487;
  border-radius: 10px;
  padding: 10px;
  display: grid;
  gap: 8px;
  color: #5b4712;
}
.consent-email-preference legend {
  font-weight: 700;
  padding: 0 6px;
}
.consent-email-preference label {
  display: flex;
  gap: 8px;
  align-items: flex-start;
}
.consent-email-preference input[type="radio"] {
  width: auto;
  margin-top: 2px;
}
.hidden {
  display: none !important;
}

.panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: 0 14px 34px rgba(12, 32, 48, 0.08);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.left-panel,
.right-panel {
  min-height: 0;
}

.panel-header { padding: 14px 16px; border-bottom: 1px solid var(--line); }
.panel-header h1 { margin: 0; font-size: 1.2rem; }
.panel-header p { margin: 6px 0 0; color: var(--muted); }
.consent-note {
  margin-top: 10px;
  padding: 10px 12px;
  border: 1px solid #c9ddcf;
  border-radius: 10px;
  background: #f2f9f5;
  color: #214b35;
  font-size: 0.92rem;
}

.controls { padding: 12px 14px; display: grid; gap: 8px; }
.compact-grid { grid-template-columns: repeat(5, minmax(120px, 1fr)); }
.two-col { grid-template-columns: 1fr 1fr; }
.two-col .span-2 { grid-column: 1 / -1; }

input, textarea, select, button {
  width: 100%;
  font: inherit;
  border-radius: 10px;
}

input, textarea, select {
  border: 1px solid var(--line);
  padding: 10px 12px;
  background: #fff;
}

textarea { resize: vertical; }

button {
  border: 0;
  padding: 10px 14px;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  cursor: pointer;
}
button:hover:enabled { filter: brightness(0.95); }
button:disabled { opacity: 0.65; cursor: wait; }
button.secondary {
  background: #2f4e62;
}

.chat-log {
  background: #fbfcfd;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  min-height: 220px;
  height: 42vh;
  max-height: none;
  flex: 1 1 auto;
  overflow-y: auto;
  padding: 14px;
  display: grid;
  gap: 8px;
  align-content: start;
}
.chat-session-bar {
  border-bottom: 1px solid var(--line);
  padding: 10px 14px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
}

.msg {
  max-width: 86%;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 8px 10px;
  line-height: 1.45;
  white-space: pre-wrap;
  align-self: start;
}
.msg:empty {
  display: none;
}
.msg.user { margin-left: auto; background: #eaf7f2; border-color: #bedfd2; }
.msg.assistant { margin-right: auto; background: #fff; }

.tool-box { border-bottom: 1px solid var(--line); }
.tool-header { padding: 10px 14px; background: #f5f8fa; border-bottom: 1px solid var(--line); }
.tool-header h2 { margin: 0; font-size: 0.95rem; }
.gen-status {
  margin: 10px 14px 0;
  padding: 8px 10px;
  border: 1px solid #bdd7ea;
  border-radius: 9px;
  background: #eef6fd;
  color: #214463;
  font-size: 0.9rem;
  font-weight: 600;
}
.wait-timer {
  margin: 10px 14px 0;
  padding: 8px 10px;
  border: 1px solid #c9ddcf;
  border-radius: 9px;
  background: #f2f9f5;
  color: #214b35;
  font-size: 0.9rem;
  font-weight: 600;
}
.tool-log { min-height: 80px; max-height: 160px; overflow-y: auto; padding: 10px 14px; color: var(--muted); font-size: 0.92rem; }
.tool-item { border-left: 3px solid var(--line); padding-left: 8px; margin-bottom: 6px; white-space: pre-wrap; }
.tool-item.ok { border-color: var(--accent); }
.tool-item.err { border-color: #b54837; }

.chat-form { padding: 12px 14px; display: grid; gap: 8px; }
.chat-form textarea {
  min-height: 72px;
}

.stat-grid { padding: 10px 14px; display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.stat {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 8px 10px;
  display: grid;
  gap: 4px;
}
.stat span { color: var(--muted); font-size: 0.82rem; }
.stat strong { font-size: 1rem; }

.live-model-box,
.buy-box,
.test-box,
.hf-box {
  padding: 10px 14px;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 8px;
}
.buy-box-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}
.buy-box-head h2 {
  margin: 0;
}
button.compact {
  width: auto;
  min-width: 0;
  padding: 7px 10px;
  font-size: 0.88rem;
}
.live-model-box {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  gap: 10px;
  min-height: 0;
  flex: 1 1 420px;
}
#live-model-catalog-select {
  max-width: 100%;
}
.model-chat-log {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fbfcfd;
  min-height: 320px;
  max-height: none;
  height: 100%;
  overflow-y: auto;
  overflow-x: hidden;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  scrollbar-gutter: stable;
  padding: 10px;
  display: grid;
  gap: 8px;
  align-content: start;
}
.model-chat-form {
  margin-top: 2px;
}
.model-chat-form textarea {
  min-height: 64px;
}
.model-chat-form button {
  margin-top: 8px;
}
.model-msg {
  max-width: 94%;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 8px 10px;
  line-height: 1.4;
  white-space: pre-wrap;
}
.model-msg.user {
  margin-left: auto;
  background: #eaf7f2;
  border-color: #bedfd2;
}
.model-msg.assistant {
  margin-right: auto;
  background: #fff;
}

.cost-panel {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #f8fbfd;
  padding: 10px;
  display: grid;
  gap: 10px;
}
.cost-table-wrap {
  max-height: 240px;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}
.cost-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}
.cost-table th,
.cost-table td {
  padding: 8px;
  border-bottom: 1px solid #e3ebf1;
  text-align: left;
  vertical-align: top;
}
.cost-table th {
  background: #f2f7fb;
  position: sticky;
  top: 0;
  z-index: 1;
}
.cost-table td.amount-pos {
  color: #0f5a44;
  font-weight: 700;
}
.cost-table td.amount-neg {
  color: #a13b2c;
  font-weight: 700;
}
.model-empty {
  color: var(--muted);
  border: 1px dashed var(--line);
  border-radius: 10px;
  padding: 10px 12px;
  background: #f7fafb;
}
.buy-box h2 { margin: 0; font-size: 1rem; }
.hf-box h2 { margin: 0; font-size: 1rem; }
.referral-box {
  background: #f8fcff;
}
.referral-history {
  display: grid;
  gap: 8px;
}
.referral-item {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  padding: 8px 10px;
  display: grid;
  gap: 4px;
}
.referral-item-top {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  font-size: 0.9rem;
}
.referral-item small {
  color: var(--muted);
}
.output {
  min-height: 88px;
  max-height: 230px;
  overflow-y: auto;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #f7fafb;
  padding: 10px;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.86rem;
  white-space: pre-wrap;
}
.muted { margin: 0; color: var(--muted); }
.helper-line { padding: 0 14px 10px; font-size: 0.9rem; }
.expert-only { display: none !important; }
.warn { color: var(--warn); font-weight: 600; }
.legal-links {
  max-width: 1400px;
  margin: 12px auto 0;
  padding: 4px 2px;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 0.92rem;
}
.legal-links a {
  color: var(--accent-2);
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

@media (max-width: 1080px) {
  .workspace { grid-template-columns: 1fr; }
  .compact-grid { grid-template-columns: 1fr 1fr; }
  .chat-log {
    height: 50vh;
  }
}
@media (max-width: 680px) {
  .page { padding: 10px; }
  .compact-grid, .two-col, .stat-grid { grid-template-columns: 1fr; }
  .msg { max-width: 100%; }
  .page-nav {
    width: 100%;
  }
  .auth-bar {
    width: 100%;
    flex-wrap: wrap;
  }
}