/* CAAT AI Intake — app-specific styles
   Loads on top of colors_and_type.css for design-system foundations. */

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg-1);
  color: var(--fg-1);
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  -webkit-font-smoothing: antialiased;
}

/* ---------- Buttons ---------- */
.btn-primary, .btn-secondary, .btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-button);
  text-decoration: none;
  transition: background .15s ease-out, color .15s ease-out, border-color .15s ease-out;
}
.btn-primary {
  background: var(--caat-primary); color: var(--fg-on-primary);
  border: 0; padding: 15px 32px; font-size: var(--fs-button); line-height: var(--lh-button);
  box-shadow: var(--shadow-button);
}
.btn-primary:hover { background: var(--caat-primary-hover); }
.btn-primary:active { background: var(--caat-primary-active); }
.btn-primary:disabled { background: var(--caat-neutral-300); color: var(--caat-neutral-500); cursor: not-allowed; box-shadow: none; }

.btn-secondary {
  background: var(--caat-neutral-0); color: var(--fg-1);
  border: 1px solid var(--border-1); padding: 14px 24px;
  font-size: var(--fs-button); line-height: var(--lh-button);
}
.btn-secondary:hover { border-color: var(--fg-1); }

.btn-ghost {
  background: transparent; color: var(--caat-primary);
  border: 0; padding: 12px 16px; font-size: var(--fs-button);
}
.btn-ghost:hover { background: var(--caat-primary-tint); }

.btn-sm { padding: 8px 16px; font-size: 14px; }

/* ---------- Inputs ---------- */
.field-label {
  display: block;
  font-size: var(--fs-body-sm);
  font-weight: var(--fw-semibold);
  color: var(--fg-1);
  margin-bottom: 8px;
}
.field-help {
  font-size: 14px;
  color: var(--fg-3);
  margin-top: 6px;
  line-height: 1.45;
}
.input, .textarea, .select {
  width: 100%;
  background: var(--caat-neutral-0);
  border: 1px solid var(--border-2);
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  color: var(--fg-1);
  padding: 0 16px;
  line-height: var(--lh-body);
  transition: border-color .15s ease-out;
}
.input { height: var(--form-input-height); }
.select { height: var(--form-input-height); appearance: none; padding-right: 44px;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%235f9eff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><polyline points='6 9 12 15 18 9'/></svg>");
  background-repeat: no-repeat; background-position: right 16px center; background-size: 18px;
}
.textarea { padding: 14px 16px; min-height: 120px; resize: vertical; line-height: 1.5; }
.input:hover, .textarea:hover, .select:hover { border-color: var(--fg-2); }
.input:focus, .textarea:focus, .select:focus { border-color: var(--caat-primary); outline: 2px solid var(--caat-focus-ring); outline-offset: -5px; }

/* ---------- Cards ---------- */
.card {
  background: var(--caat-neutral-0);
  border: 1px solid var(--border-1);
  border-radius: var(--radius-md);
  padding: var(--space-5);
}
.card-flat {
  background: var(--caat-neutral-0);
  border: 1px solid var(--border-1);
  border-radius: var(--radius-md);
}

/* ---------- Pills / chips / badges ---------- */
.chip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 12px;
  background: var(--caat-neutral-100);
  border: 1px solid var(--border-1);
  border-radius: var(--radius-md);
  font-size: 14px; font-weight: var(--fw-medium); color: var(--fg-2);
  cursor: pointer;
  transition: background .12s ease-out, color .12s, border-color .12s;
}
.chip:hover { border-color: var(--fg-2); }
.chip[aria-pressed="true"] {
  background: var(--caat-primary);
  border-color: var(--caat-primary);
  color: var(--fg-on-primary);
}
.chip-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 16px; height: 16px;
}

.tag {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px;
  font-size: 12px; font-weight: var(--fw-semibold);
  letter-spacing: 0.04em; text-transform: uppercase;
  border-radius: var(--radius-md);
}
.tag-blue   { background: #e6efff; color: #0046a5; }
.tag-green  { background: #e4f5e4; color: #108478; }
.tag-amber  { background: #fff4e0; color: #a55a00; }
.tag-red    { background: #fce8ea; color: #8c1a26; }
.tag-grey   { background: var(--caat-neutral-100); color: var(--fg-2); }

.overline {
  font-size: var(--fs-overline);
  letter-spacing: var(--ls-overline);
  text-transform: uppercase;
  font-weight: var(--fw-semibold);
  color: var(--fg-3);
}

/* ---------- Layout helpers ---------- */
.container { max-width: 1240px; margin: 0 auto; padding-left: 32px; padding-right: 32px; }
/* container-narrow shares the same outer frame (1240/32px) so left-right margins
   match every other page; an inner wrapper constrains readable content to ~880px. */
.container-narrow { max-width: 1240px; margin: 0 auto; padding-left: 32px; padding-right: 32px; }
.container-narrow > * { max-width: 880px; }

.row { display: flex; align-items: center; gap: 12px; }
.col { display: flex; flex-direction: column; gap: 12px; }
.spacer { flex: 1; }

/* ---------- Top app bar ---------- */
.appbar {
  background: var(--caat-neutral-0);
  border-bottom: 1px solid var(--border-1);
  position: sticky; top: 0; z-index: 30;
}
.appbar-inner {
  max-width: 1240px; margin: 0 auto; padding: 14px 32px;
  display: flex; align-items: center; gap: 24px; min-height: 72px;
}
.appbar nav { display: flex; gap: 4px; flex: 1; }
.appbar nav a {
  min-height: 45px; padding: 10px 14px;
  display: inline-flex; align-items: center;
  color: var(--fg-1); font-weight: 500; font-size: 15px;
  text-decoration: none;
  border-bottom: 3px solid transparent;
}
.appbar nav a[data-active="true"] { border-bottom-color: var(--caat-primary); color: var(--caat-primary); }
.appbar nav a:hover { color: var(--caat-primary); }

/* Role switcher */
.role-switch {
  display: inline-flex; gap: 2px;
  background: var(--bg-3); border-radius: var(--radius-md); padding: 3px;
}
.role-switch button {
  border: 0; cursor: pointer; background: transparent;
  padding: 8px 14px; border-radius: 3px;
  font: 600 13px/1 var(--font-sans); letter-spacing: 0.02em;
  color: var(--fg-2);
}
.role-switch button[data-active="true"] { background: var(--caat-neutral-0); color: var(--fg-1); box-shadow: 0 1px 3px rgba(0,0,0,0.08); }

/* ---------- Hero — landing page ---------- */
.hero {
  background: var(--caat-neutral-0);
  padding: 64px 0 32px;
  position: relative;
  overflow: hidden;
}
.hero-leaf {
  position: absolute; top: 24px; right: -40px;
  width: 220px; opacity: 0.06;
  pointer-events: none;
}

/* ---------- Stepper ---------- */
.stepper { display: flex; gap: 8px; align-items: center; }
.stepper-dot {
  height: 6px; border-radius: 999px;
  background: var(--caat-neutral-300);
  flex: 1;
  transition: background .2s ease-out;
}
.stepper-dot[data-state="active"] { background: var(--caat-primary); }
.stepper-dot[data-state="done"] { background: var(--caat-primary-active); }

/* ---------- AI nudge ---------- */
.nudge {
  position: relative;
  background: #f4f8ff;
  border: 1px solid #d6e4ff;
  border-left: 3px solid var(--caat-primary);
  border-radius: var(--radius-md);
  padding: 14px 16px 14px 18px;
  display: flex; gap: 12px;
}
.nudge[data-tone="warn"] {
  background: #fff8eb;
  border-color: #f3dba1;
  border-left-color: #a55a00;
}
.nudge[data-tone="ok"] {
  background: #e9f6e9;
  border-color: #c5e3c5;
  border-left-color: #108478;
}
.nudge-icon { flex-shrink: 0; margin-top: 2px; }
.nudge-title {
  font-size: 13px; font-weight: var(--fw-semibold);
  text-transform: uppercase; letter-spacing: 0.06em;
  color: var(--caat-primary);
  margin: 0 0 4px;
}
.nudge[data-tone="warn"] .nudge-title { color: #a55a00; }
.nudge[data-tone="ok"] .nudge-title { color: #108478; }
.nudge-body { font-size: 15px; color: var(--fg-1); line-height: 1.5; margin: 0; }

/* ---------- Big mode-pick card (landing) ---------- */
.mode-card {
  display: block;
  text-align: left;
  background: var(--caat-neutral-0);
  border: 1px solid var(--border-1);
  border-radius: var(--radius-md);
  padding: 28px;
  cursor: pointer;
  transition: border-color .15s, transform .15s;
  text-decoration: none; color: inherit;
  position: relative;
}
.mode-card:hover { border-color: var(--caat-primary); transform: translateY(-2px); }
.mode-card[data-emphasis="primary"] {
  border-color: var(--caat-primary);
  border-width: 2px;
  padding: 27px;
}
.mode-card .mode-icon-bg {
  width: 56px; height: 56px; border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
  color: var(--caat-primary);
  background: var(--caat-primary-tint);
}
.mode-card[data-emphasis="primary"] .mode-icon-bg {
  background: var(--caat-primary); color: var(--fg-on-primary);
}
.mode-card h3 { margin: 0 0 8px; font-size: 26px; line-height: 1.2; }
.mode-card p { margin: 0; color: var(--fg-2); font-size: 16px; }
.mode-card-arrow {
  position: absolute; top: 28px; right: 28px; color: var(--fg-3);
}

/* ---------- Risk meter ---------- */
.risk-meter {
  display: flex; gap: 4px; height: 8px;
}
.risk-meter-seg { flex: 1; background: var(--caat-neutral-200); border-radius: 2px; }
.risk-meter[data-level="low"] .risk-meter-seg:nth-child(-n+1) { background: var(--caat-success); }
.risk-meter[data-level="med"] .risk-meter-seg:nth-child(-n+2) { background: #d9a300; }
.risk-meter[data-level="high"] .risk-meter-seg:nth-child(-n+3) { background: var(--caat-danger); }

/* ---------- Tables ---------- */
.table-row {
  display: grid;
  align-items: center;
  gap: 24px;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-1);
  font-size: 15px;
  transition: background .12s;
}
.table-row:last-child { border-bottom: 0; }
.table-row[data-clickable="true"] { cursor: pointer; }
.table-row[data-clickable="true"]:hover { background: var(--bg-2); }
.table-head {
  background: var(--bg-3);
  border-bottom: 1px solid var(--border-1);
  font-size: 12px;
  font-weight: var(--fw-semibold);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--fg-3);
  padding: 14px 20px;
  display: grid;
  gap: 24px;
}

/* ---------- Section bands ---------- */
.section { padding: 48px 0; }
.section-alt { background: var(--bg-2); }

/* ---------- Misc ---------- */
.divider { height: 1px; background: var(--border-1); margin: 32px 0; }
.kbd {
  display: inline-block; padding: 2px 6px;
  border: 1px solid var(--border-1); border-bottom-width: 2px;
  border-radius: 3px; background: var(--caat-neutral-0);
  font: 500 12px/1 var(--font-mono); color: var(--fg-2);
}
.shadow-card { box-shadow: var(--shadow-card); }

/* Avatar circles */
.avatar {
  width: 32px; height: 32px; border-radius: 999px;
  background: var(--caat-primary-tint); color: var(--caat-primary);
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 13px; font-weight: var(--fw-semibold);
  flex-shrink: 0;
}

/* Conversational mode bubble */
.bubble-ai, .bubble-you {
  max-width: 560px; padding: 16px 20px; border-radius: var(--radius-md);
  font-size: 17px; line-height: 1.5;
}
.bubble-ai { background: var(--bg-2); border: 1px solid var(--border-1); align-self: flex-start; border-bottom-left-radius: 2px; }
.bubble-you { background: var(--caat-primary); color: var(--fg-on-primary); align-self: flex-end; border-bottom-right-radius: 2px; }
.bubble-stack { display: flex; flex-direction: column; gap: 12px; }