/* =========================================================
   TRILHA — design tokens
   Paleta: fundo neutro frio, tinta quase-preta, verde "crescimento"
   como acento único, dourado apagado como acento secundário raro.
   Tipografia: Space Grotesk (display) + Inter (corpo) + IBM Plex Mono (dados)
   ========================================================= */
:root{
  --bg: #FAFAF8;
  --surface: #FFFFFF;
  --ink: #16181D;
  --ink-soft: #565B66;
  --ink-faint: #9298A3;
  --line: #E4E2DC;
  --accent: #2F6F4E;
  --accent-soft: #E6EFE9;
  --accent-gold: #C9A15A;
  --accent-gold-soft: #F5EDDC;
  --danger: #B3452C;
  --danger-soft: #F6E7E2;

  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;

  --radius-s: 8px;
  --radius-m: 14px;
  --radius-l: 22px;
  --shadow-card: 0 1px 2px rgba(22,24,29,0.04), 0 8px 24px -12px rgba(22,24,29,0.10);
}

*{ box-sizing: border-box; }
html,body{ height:100%; }
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font-body);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3{ font-family:var(--font-display); margin:0; letter-spacing:-0.01em; }
p{ margin:0; }
button{ font-family:var(--font-body); cursor:pointer; }
input,textarea{ font-family:var(--font-body); }
:focus-visible{ outline:2px solid var(--accent); outline-offset:2px; }
@media (prefers-reduced-motion: reduce){
  *{ animation-duration:0.01ms !important; transition-duration:0.01ms !important; }
}

/* ---------- layout scaffolding ---------- */
.screen{ display:none; min-height:100vh; }
.screen.active{ display:block; }

/* ================= AUTH ================= */
.screen-auth{
  display:none;
  align-items:center;
  justify-content:center;
  padding:32px 20px;
  background:
    radial-gradient(600px 300px at 15% -5%, var(--accent-soft), transparent),
    var(--bg);
}
.screen-auth.active{ display:flex; }
.auth-wrap{ width:100%; max-width:400px; }
.auth-brand{ text-align:center; margin-bottom:28px; }
.brand-mark{ display:inline-flex; margin-bottom:10px; }
.brand-name{ font-size:30px; font-weight:700; }
.brand-tag{ color:var(--ink-soft); font-size:14.5px; margin-top:6px; line-height:1.4; }

.auth-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-l);
  padding:22px;
  box-shadow:var(--shadow-card);
}
.auth-tabs{
  display:flex;
  background:var(--bg);
  border:1px solid var(--line);
  border-radius:999px;
  padding:3px;
  margin-bottom:20px;
}
.auth-tab{
  flex:1; border:none; background:transparent; padding:9px 0;
  font-size:14px; font-weight:600; color:var(--ink-soft);
  border-radius:999px; transition:background .15s ease, color .15s ease;
}
.auth-tab.active{ background:var(--ink); color:#fff; }

.auth-form{ display:flex; flex-direction:column; gap:14px; }
.field{ display:flex; flex-direction:column; gap:6px; }
.field-label{ font-size:12.5px; font-weight:600; color:var(--ink-soft); }
.field input{
  border:1px solid var(--line); border-radius:var(--radius-s);
  padding:12px 13px; font-size:15px; background:var(--bg); color:var(--ink);
  transition:border-color .15s ease;
}
.field input:focus{ border-color:var(--accent); background:var(--surface); }
.field-error{
  font-size:13px; color:var(--danger); background:var(--danger-soft);
  padding:8px 10px; border-radius:var(--radius-s);
}

.btn{
  border:none; border-radius:var(--radius-s); padding:13px 16px;
  font-size:15px; font-weight:600; transition:transform .1s ease, opacity .15s ease, background .15s ease;
}
.btn:active{ transform:scale(0.98); }
.btn-block{ width:100%; }
.btn-primary{ background:var(--ink); color:#fff; }
.btn-primary:hover{ opacity:0.88; }
.btn-ghost{ background:transparent; color:var(--ink-soft); border:1px solid var(--line); }
.btn-ghost:hover{ background:var(--bg); }
.auth-footnote{ text-align:center; color:var(--ink-faint); font-size:12.5px; margin-top:16px; }

/* ================= APP SHELL ================= */
.app-shell{ min-height:100vh; padding-bottom:82px; }

.topbar{
  position:sticky; top:0; z-index:10;
  display:flex; align-items:center; justify-content:space-between;
  padding:16px 20px; background:rgba(250,250,248,0.9); backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.topbar-brand{ display:flex; align-items:center; gap:8px; font-family:var(--font-display); font-weight:700; font-size:16px; }
.avatar-btn{
  width:34px; height:34px; border-radius:50%; border:1px solid var(--line);
  background:var(--accent-soft); color:var(--accent); font-weight:700; font-size:13px;
  display:flex; align-items:center; justify-content:center;
}

.views{ max-width:520px; margin:0 auto; padding:20px; }
.view{ display:none; }
.view.active{ display:block; animation:fadeUp .25s ease; }
@keyframes fadeUp{ from{ opacity:0; transform:translateY(6px);} to{ opacity:1; transform:translateY(0);} }

.view-head{ margin-bottom:18px; }
.eyebrow{ font-size:13px; color:var(--ink-faint); font-weight:600; text-transform:uppercase; letter-spacing:.06em; }
.view-head h2{ font-size:26px; margin-top:2px; }
.view-sub{ color:var(--ink-soft); font-size:14.5px; line-height:1.55; margin-top:6px; margin-bottom:18px; }
.section-title{ font-size:15px; margin:22px 0 12px; font-weight:600; }

.back-btn{
  background:none; border:none; color:var(--ink-soft); font-size:14px;
  padding:0; margin-bottom:16px; font-weight:600;
}
.back-btn:hover{ color:var(--ink); }

/* ---------- readiness card ---------- */
.readiness-card{
  background:var(--surface); border:1px solid var(--line); border-radius:var(--radius-l);
  padding:18px; box-shadow:var(--shadow-card);
}
.readiness-top{ display:flex; justify-content:space-between; align-items:center; margin-bottom:10px; }
.readiness-label{ font-size:13px; color:var(--ink-soft); font-weight:600; }
.readiness-badge{
  font-family:var(--font-mono); font-size:12px; font-weight:500;
  background:var(--accent-soft); color:var(--accent); padding:4px 10px; border-radius:999px;
}
.readiness-bar{ height:8px; background:var(--bg); border-radius:999px; overflow:hidden; }
.readiness-fill{ height:100%; background:var(--accent); border-radius:999px; transition:width .5s ease; }
.readiness-hint{ font-size:13px; color:var(--ink-faint); margin-top:10px; }

/* ---------- trail (signature element) ---------- */
.trail{ position:relative; margin:26px 0 8px; height:120px; }
.trail-svg{ position:absolute; inset:0; width:100%; height:100%; }
.trail-stations{ position:absolute; inset:0; }
.trail-station{
  position:absolute; width:30px; height:30px; border-radius:50%;
  background:var(--surface); border:2px solid var(--line);
  display:flex; align-items:center; justify-content:center;
  font-family:var(--font-mono); font-size:12px; color:var(--ink-faint);
  transform:translate(-50%,-50%);
}
.trail-station.done{ border-color:var(--accent); color:var(--accent); background:var(--accent-soft); }
.trail-station-label{
  position:absolute; top:36px; left:50%; transform:translateX(-50%);
  font-size:10.5px; color:var(--ink-faint); white-space:nowrap;
}

/* ---------- module grid ---------- */
.module-grid{ display:grid; grid-template-columns:1fr 1fr; gap:12px; }
.module-card{
  text-align:left; background:var(--surface); border:1px solid var(--line);
  border-radius:var(--radius-m); padding:16px; display:flex; flex-direction:column; gap:6px;
  transition:border-color .15s ease, transform .1s ease;
}
.module-card:hover{ border-color:var(--accent); }
.module-card:active{ transform:scale(0.98); }
.module-icon{ font-size:20px; color:var(--accent); }
.module-name{ font-weight:600; font-size:14.5px; }
.module-desc{ font-size:12.5px; color:var(--ink-faint); line-height:1.4; }

/* ---------- generic lists ---------- */
.bullet-list{ list-style:none; padding:0; margin:0; display:flex; flex-direction:column; gap:10px; }
.bullet-list li{
  padding-left:20px; position:relative; font-size:14.5px; color:var(--ink-soft); line-height:1.5;
}
.bullet-list li::before{
  content:''; position:absolute; left:0; top:7px; width:6px; height:6px; border-radius:50%; background:var(--accent);
}

/* ---------- quiz ---------- */
.progress-track{ height:5px; background:var(--line); border-radius:999px; overflow:hidden; margin-bottom:10px; }
.progress-fill{ height:100%; width:0%; background:var(--accent); transition:width .3s ease; }
.q-counter{ font-family:var(--font-mono); font-size:12px; color:var(--ink-faint); margin-bottom:10px; }
.q-text{ font-size:19px; line-height:1.4; margin-bottom:16px; }
.q-hint{ font-size:13px; color:var(--ink-faint); margin-bottom:10px; }
.q-options{ display:flex; flex-direction:column; gap:10px; }
.q-option{
  text-align:left; background:var(--surface); border:1px solid var(--line); border-radius:var(--radius-s);
  padding:13px 14px; font-size:14.5px; color:var(--ink); transition:border-color .15s ease, background .15s ease;
}
.q-option:hover{ border-color:var(--accent); }
.q-option.selected{ border-color:var(--accent); background:var(--accent-soft); }

.answer-box{
  width:100%; border:1px solid var(--line); border-radius:var(--radius-s); padding:13px;
  font-size:14.5px; resize:vertical; margin-bottom:12px; background:var(--surface); color:var(--ink);
}
.answer-box:focus{ border-color:var(--accent); }
.feedback-box{
  margin-top:14px; margin-bottom:14px; padding:14px; border-radius:var(--radius-m);
  background:var(--accent-soft); border:1px solid var(--accent);
  font-size:13.5px; line-height:1.55; color:var(--ink);
}
.feedback-box strong{ display:block; margin-bottom:4px; color:var(--accent); font-family:var(--font-mono); font-size:11.5px; text-transform:uppercase; letter-spacing:.05em; }

.result-badge{
  width:52px; height:52px; border-radius:50%; background:var(--accent-soft); color:var(--accent);
  display:flex; align-items:center; justify-content:center; font-size:22px; font-weight:700; margin-bottom:14px;
}

/* ---------- entrevista tracks ---------- */
.track-list{ display:flex; flex-direction:column; gap:10px; }
.track-item{
  display:flex; justify-content:space-between; align-items:center;
  background:var(--surface); border:1px solid var(--line); border-radius:var(--radius-m); padding:16px;
  text-align:left;
}
.track-item:hover{ border-color:var(--accent); }
.track-name{ font-weight:600; font-size:14.5px; }
.track-meta{ font-size:12.5px; color:var(--ink-faint); margin-top:3px; }
.track-arrow{ color:var(--accent); font-size:18px; }

/* ---------- orientações ---------- */
.chip-row{ display:flex; gap:8px; overflow-x:auto; padding-bottom:4px; margin-bottom:16px; }
.chip{
  flex:none; padding:7px 14px; border-radius:999px; border:1px solid var(--line);
  background:var(--surface); font-size:13px; font-weight:600; color:var(--ink-soft); white-space:nowrap;
}
.chip.active{ background:var(--ink); color:#fff; border-color:var(--ink); }

.accordion{ display:flex; flex-direction:column; gap:10px; }
.acc-item{ background:var(--surface); border:1px solid var(--line); border-radius:var(--radius-m); overflow:hidden; }
.acc-head{
  width:100%; display:flex; justify-content:space-between; align-items:center; gap:10px;
  padding:15px 16px; text-align:left; background:none; border:none;
}
.acc-tag{ font-family:var(--font-mono); font-size:10.5px; color:var(--accent); text-transform:uppercase; letter-spacing:.05em; display:block; margin-bottom:3px; }
.acc-title{ font-weight:600; font-size:14.5px; }
.acc-chevron{ color:var(--ink-faint); transition:transform .2s ease; flex:none; }
.acc-item.open .acc-chevron{ transform:rotate(180deg); }
.acc-body{ max-height:0; overflow:hidden; transition:max-height .25s ease; }
.acc-item.open .acc-body{ max-height:600px; }
.acc-body-inner{ padding:0 16px 16px; font-size:14px; color:var(--ink-soft); line-height:1.6; }

/* ---------- mentor IA (chat) ---------- */
.mentor-chat{
  display:flex; flex-direction:column;
  border:1px solid var(--line); border-radius:var(--radius-l);
  background:var(--surface); box-shadow:var(--shadow-card);
  height:calc(100vh - 260px); min-height:380px; overflow:hidden;
}
.mentor-messages{
  flex:1; overflow-y:auto; padding:16px; display:flex; flex-direction:column; gap:10px;
}
.msg{
  max-width:82%; padding:10px 13px; border-radius:16px; font-size:14px; line-height:1.5;
  animation:fadeUp .2s ease;
}
.msg-bot{
  align-self:flex-start; background:var(--accent-soft); color:var(--ink); border-bottom-left-radius:4px;
}
.msg-user{
  align-self:flex-end; background:var(--ink); color:#fff; border-bottom-right-radius:4px;
}
.mentor-chips{
  padding:0 12px 10px; margin:0; border-bottom:1px solid var(--line);
}
.mentor-chips .chip{ background:var(--bg); }
.mentor-chips .chip:hover{ border-color:var(--accent); color:var(--accent); }
.mentor-input-row{
  display:flex; gap:8px; padding:12px; border-top:1px solid var(--line); background:var(--surface);
}
.mentor-input-row input{
  flex:1; border:1px solid var(--line); border-radius:999px; padding:11px 16px;
  font-size:14px; background:var(--bg); color:var(--ink);
}
.mentor-input-row input:focus{ border-color:var(--accent); background:var(--surface); }
.mentor-input-row .btn{ border-radius:999px; padding:11px 20px; }

/* ---------- ranking highlight ---------- */
.rank-me{ border-color:var(--accent); background:var(--accent-soft); font-weight:600; }

/* ---------- perfil ---------- */
.profile-card{ display:flex; align-items:center; gap:14px; margin-bottom:18px; }
.profile-avatar{
  width:56px; height:56px; border-radius:50%; background:var(--accent-soft); color:var(--accent);
  display:flex; align-items:center; justify-content:center; font-weight:700; font-size:20px; flex:none;
}
.profile-name{ font-weight:600; font-size:16px; }
.profile-email{ font-size:13px; color:var(--ink-faint); margin-top:2px; }

.stat-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:10px; margin-bottom:8px; }
.stat-box{
  background:var(--surface); border:1px solid var(--line); border-radius:var(--radius-m);
  padding:14px 8px; text-align:center;
}
.stat-num{ display:block; font-family:var(--font-display); font-size:22px; font-weight:700; color:var(--accent); }
.stat-label{ font-size:11px; color:var(--ink-faint); }

.history-list{ display:flex; flex-direction:column; gap:8px; margin-bottom:24px; }
.history-item{
  display:flex; justify-content:space-between; align-items:center;
  background:var(--surface); border:1px solid var(--line); border-radius:var(--radius-s); padding:12px 14px; font-size:13.5px;
}
.history-item-meta{ color:var(--ink-faint); font-size:12px; font-family:var(--font-mono); }
.history-empty{ color:var(--ink-faint); font-size:13.5px; padding:16px 0; text-align:center; }

/* ---------- tabbar ---------- */
.tabbar{
  position:fixed; bottom:0; left:0; right:0; z-index:10;
  display:flex; background:rgba(255,255,255,0.94); backdrop-filter:blur(10px);
  border-top:1px solid var(--line); padding:8px 6px calc(8px + env(safe-area-inset-bottom));
}
.tab-btn{
  flex:1; display:flex; flex-direction:column; align-items:center; gap:3px;
  background:none; border:none; color:var(--ink-faint); font-size:10.5px; font-weight:600; padding:6px 2px;
}
.tab-icon{ font-size:18px; }
.tab-btn.active{ color:var(--accent); }

/* ---------- toast ---------- */
.toast{
  position:fixed; top:16px; left:50%; transform:translateX(-50%) translateY(-140%);
  background:var(--ink); color:#fff; padding:11px 18px; border-radius:999px; font-size:13.5px;
  z-index:100; transition:transform .25s ease; box-shadow:var(--shadow-card);
}
.toast.show{ transform:translateX(-50%) translateY(0); }

/* ---------- responsive: wider screens ---------- */
@media (min-width:640px){
  .views{ padding:32px 20px 40px; }
  .tabbar{ display:none; }
  .app-shell{ padding-bottom:0; }
  .topbar{ padding:18px 32px; }
}