/* Lead-nurture sandbox — Archer Scaling AI.
   Self-contained. Brand tokens mirror sites/archerscaling/styles.css. */

:root {
  --ink:        #1B170F;
  --bone:       #ECE7E2;
  --bone-2:     #E6E0D9;
  --paper:      #FFFFFF;
  --taupe-dark: #3E3A33;
  --taupe-mid:  #655F54;
  --warm-gray:  #C2BCB5;
  --orange:     #D96833;
  --tan:        #E4B88C;
  --tan-deep:   #CA804C;
  --green:      #2F6B4F;

  --font: "Montserrat", system-ui, -apple-system, "Segoe UI", sans-serif;
  --radius: 14px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bone);
  color: var(--ink);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* ------------------------------------------------------------- masthead */
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; flex-wrap: wrap;
  padding: 0.85rem clamp(0.9rem, 3vw, 2rem);
  background: var(--ink); color: var(--bone);
}
.brand { display: flex; align-items: baseline; gap: 0.6rem; }
.brand b { font-size: 1.05rem; letter-spacing: -0.01em; }
.brand span { font-size: 0.78rem; color: var(--warm-gray); }

/* The structural honesty label. Persistent, full width, never inside a
   scrolling region — a crop of any panel still leaves this in frame. */
.simbar {
  display: flex; align-items: center; gap: 0.6rem; flex-wrap: wrap;
  padding: 0.6rem clamp(0.9rem, 3vw, 2rem);
  background: var(--tan);
  color: #4A2B15;
  border-bottom: 2px solid var(--tan-deep);
  font-size: 0.95rem; font-weight: 700; letter-spacing: 0.01em;
}
.simbar .dot {
  width: 0.6rem; height: 0.6rem; border-radius: 50%;
  background: var(--tan-deep); flex: none;
}
.simbar em { font-style: normal; font-weight: 500; }

/* per-panel marker, so a zoomed shot still carries it */
.sim-pill {
  display: inline-block;
  padding: 0.12rem 0.5rem;
  border-radius: 999px;
  background: var(--tan);
  color: #4A2B15;
  font-size: 0.68rem; font-weight: 700;
  letter-spacing: 0.04em; text-transform: uppercase;
  white-space: nowrap;
}

/* ------------------------------------------------------------- controls */
.controls {
  display: flex; align-items: center; gap: 0.6rem; flex-wrap: wrap;
  padding: 0.8rem clamp(0.9rem, 3vw, 2rem);
  background: var(--bone-2);
  border-bottom: 1px solid var(--warm-gray);
}
.btn {
  font-family: var(--font); font-size: 0.9rem; font-weight: 600;
  padding: 0.5rem 1rem; border-radius: 999px; cursor: pointer;
  border: 1px solid var(--ink); background: var(--ink); color: var(--bone);
  transition: transform 0.25s var(--ease), background-color 0.2s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn.ghost { background: transparent; color: var(--ink); }
.btn[disabled] { opacity: 0.4; cursor: default; transform: none; }
.clock {
  margin-left: auto; font-size: 0.86rem; font-weight: 600;
  color: var(--taupe-mid); font-variant-numeric: tabular-nums;
}

/* ---------------------------------------------------------------- stage */
.stage {
  display: grid;
  grid-template-columns: minmax(330px, 400px) minmax(0, 1fr);
  gap: clamp(0.8rem, 2vw, 1.4rem);
  padding: clamp(0.8rem, 2vw, 1.4rem) clamp(0.9rem, 3vw, 2rem) 2.5rem;
  align-items: start;
}
@media (max-width: 900px) { .stage { grid-template-columns: 1fr; } }

.panel {
  background: var(--paper);
  border: 1px solid var(--warm-gray);
  border-radius: var(--radius);
  overflow: hidden;
}
.panel-head {
  display: flex; align-items: center; gap: 0.6rem; flex-wrap: wrap;
  padding: 0.7rem 0.95rem;
  border-bottom: 1px solid var(--bone-2);
  background: var(--bone);
}
.panel-head h2 { margin: 0; font-size: 0.95rem; letter-spacing: -0.01em; }
.panel-head .sub { font-size: 0.78rem; color: var(--taupe-mid); width: 100%; margin: 0; }

/* ----------------------------------------------------------- sms thread */
.thread { padding: 0.9rem; min-height: 300px; }
.thread .day {
  text-align: center; font-size: 0.72rem; font-weight: 700;
  color: var(--taupe-mid); text-transform: uppercase; letter-spacing: 0.06em;
  margin: 0.9rem 0 0.5rem;
}
.msg { display: flex; flex-direction: column; margin-bottom: 0.7rem; animation: rise 0.35s var(--ease); }
.msg .bubble {
  max-width: 85%;
  padding: 0.6rem 0.8rem;
  border-radius: 16px;
  font-size: 0.92rem;
  white-space: pre-wrap;
}
.msg .stamp { font-size: 0.68rem; color: var(--taupe-mid); margin-top: 0.25rem; }
.msg.out { align-items: flex-end; }
.msg.out .bubble { background: var(--ink); color: var(--bone); border-bottom-right-radius: 5px; }
.msg.out .stamp { text-align: right; }
.msg.in .bubble { background: var(--bone-2); color: var(--ink); border-bottom-left-radius: 5px; }
@keyframes rise { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

/* ---------------------------------------------------------------- tabs */
.tabs { display: flex; gap: 0.35rem; padding: 0.55rem 0.95rem 0; background: var(--bone); }
.tab {
  font-family: var(--font); font-size: 0.83rem; font-weight: 600;
  padding: 0.45rem 0.85rem; cursor: pointer;
  border: 1px solid var(--warm-gray); border-bottom: none;
  border-radius: 10px 10px 0 0;
  background: var(--bone-2); color: var(--taupe-dark);
}
.tab.active { background: var(--paper); color: var(--ink); }
.view { display: none; padding: 0.95rem; }
.view.active { display: block; }

/* --------------------------------------------------------------- inbox */
.mail {
  border: 1px solid var(--bone-2); border-radius: 10px;
  margin-bottom: 0.7rem; overflow: hidden;
  animation: rise 0.35s var(--ease);
}
.mail-head { padding: 0.6rem 0.8rem; background: var(--bone); border-bottom: 1px solid var(--bone-2); }
.mail-head .subj { font-weight: 700; font-size: 0.92rem; }
.mail-head .line { font-size: 0.76rem; color: var(--taupe-mid); }
.mail-body { padding: 0.75rem 0.8rem; font-size: 0.88rem; white-space: pre-wrap; }

/* ------------------------------------------------------------ calendar */
.cal { display: grid; grid-template-columns: 3.4rem repeat(5, minmax(0, 1fr)); gap: 2px; font-size: 0.72rem; }
.cal .hd { font-weight: 700; text-align: center; padding: 0.4rem 0.15rem; background: var(--bone); border-radius: 6px; }
.cal .hr { color: var(--taupe-mid); padding: 0.4rem 0.3rem; text-align: right; font-variant-numeric: tabular-nums; }
.cal .slot { background: var(--bone-2); border-radius: 6px; min-height: 2rem; }
.cal .slot.busy { background: var(--warm-gray); }
.cal .slot.open { background: #DFEAE3; }
.cal .slot.booked {
  background: var(--green); color: #fff; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  text-align: center; padding: 0.2rem; line-height: 1.2;
  animation: pop 0.4s var(--ease);
}
@keyframes pop { from { transform: scale(0.9); opacity: 0; } to { transform: none; opacity: 1; } }
.cal-key { display: flex; gap: 0.9rem; flex-wrap: wrap; margin-top: 0.7rem; font-size: 0.74rem; color: var(--taupe-mid); }
.cal-key i { display: inline-block; width: 0.7rem; height: 0.7rem; border-radius: 3px; margin-right: 0.3rem; vertical-align: -1px; }

/* ---------------------------------------------------------------- trace */
.trace { padding: 0.95rem; }
.step {
  border-left: 3px solid var(--orange);
  padding: 0 0 0.9rem 0.75rem; margin-left: 0.3rem;
  animation: rise 0.35s var(--ease);
}
.step:last-child { padding-bottom: 0; }
.step .what { font-weight: 700; font-size: 0.86rem; }
.step .why { font-size: 0.82rem; color: var(--taupe-dark); }
.step .rule {
  display: inline-block; margin-top: 0.35rem;
  font-size: 0.74rem; color: var(--taupe-mid);
  background: var(--bone); border: 1px solid var(--bone-2);
  border-radius: 6px; padding: 0.2rem 0.45rem;
}
.step.human { border-left-color: var(--ink); }
.step.human .what::before { content: "🔒 "; }

/* --------------------------------------------------------------- branch */
.branch { padding: 0.95rem; }
.branch h3 { margin: 0 0 0.3rem; font-size: 0.9rem; }
.branch p { margin: 0 0 0.8rem; font-size: 0.84rem; color: var(--taupe-dark); }
.branch ol { margin: 0; padding-left: 1.1rem; font-size: 0.86rem; }
.branch li { margin-bottom: 0.45rem; }

/* --------------------------------------------------------------- footer */
.footnote {
  padding: 1.2rem clamp(0.9rem, 3vw, 2rem) 2.5rem;
  font-size: 0.82rem; color: var(--taupe-mid); max-width: 70ch;
}
.footnote b { color: var(--taupe-dark); }