/* ============================================================================
 * PERSONAL WHITE LABEL — estilos
 * Toda cor/identidade vem de variáveis CSS geradas por brand.config.js
 * (via js/brand.js). Não hardcode cores de marca aqui.
 * ========================================================================== */
:root {
  --brand-primary: #C8F04A;
  --brand-secondary: #7C5CFF;
  --brand-accent: #FF7A59;
  --brand-background: #0B0D10;
  --brand-surface: #14181D;
  --brand-text: #F4F6F8;
  --brand-muted: #9AA3AD;
  --brand-danger: #FF5C5C;
  --brand-success: #3ED598;
  --font-main: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;

  --radius: 18px;
  --radius-sm: 12px;
  --topbar-h: 60px;
  --tabbar-h: 68px;
  --surface-2: color-mix(in srgb, var(--brand-surface) 70%, var(--brand-background));
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

html, body { margin: 0; padding: 0; }

body {
  font-family: var(--font-main);
  background:
    radial-gradient(1200px 600px at 80% -10%, color-mix(in srgb, var(--brand-primary) 7%, transparent), transparent 60%),
    var(--brand-background);
  color: var(--brand-text);
  min-height: 100vh;
  font-size: 15px;
  line-height: 1.45;
}

/* ---------- Topbar (personal) ---------- */
.topbar {
  position: sticky; top: 0; z-index: 40;
  height: var(--topbar-h);
  display: flex; align-items: center; gap: 12px;
  padding: 0 16px;
  background: color-mix(in srgb, var(--brand-background) 82%, transparent);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid color-mix(in srgb, var(--brand-text) 8%, transparent);
}
.topbar .logo { width: 36px; height: 36px; border-radius: 11px; object-fit: cover; background: var(--brand-surface); }
.topbar .brand { display: flex; flex-direction: column; line-height: 1.15; }
.topbar .brand strong { font-size: 15px; letter-spacing: .2px; }
.topbar .brand span { font-size: 11px; color: var(--brand-muted); }
.topbar .spacer { flex: 1; }

/* ---------- Layout ---------- */
.container { max-width: 560px; margin: 0 auto; padding: 16px 16px 32px; }
.container.with-tabbar { padding-bottom: calc(var(--tabbar-h) + 24px); }
.page-title { font-size: 24px; font-weight: 800; margin: 6px 0 2px; letter-spacing: -.3px; }
.page-sub { color: var(--brand-muted); font-size: 13px; margin: 0 0 16px; }
.section-title { font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: 1.2px; color: var(--brand-muted); margin: 22px 0 10px; }

/* ---------- Cards ---------- */
.card {
  background: linear-gradient(180deg, color-mix(in srgb, var(--brand-surface) 96%, white 4%), var(--brand-surface));
  border: 1px solid color-mix(in srgb, var(--brand-text) 7%, transparent);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 12px;
  box-shadow: 0 8px 24px rgba(0,0,0,.28);
}
.card.clickable { cursor: pointer; transition: transform .12s ease, border-color .12s ease; }
.card.clickable:active { transform: scale(.985); border-color: color-mix(in srgb, var(--brand-primary) 45%, transparent); }

/* ---------- KPIs ---------- */
.kpis { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin: 14px 0 18px; }
.kpi {
  background: var(--brand-surface);
  border: 1px solid color-mix(in srgb, var(--brand-text) 7%, transparent);
  border-radius: var(--radius-sm);
  padding: 12px 8px; text-align: center;
}
.kpi .num { font-size: 26px; font-weight: 800; font-variant-numeric: tabular-nums; letter-spacing: -.5px; }
.kpi .lbl { font-size: 10.5px; color: var(--brand-muted); text-transform: uppercase; letter-spacing: .8px; margin-top: 2px; }
.kpi.hl .num { color: var(--brand-primary); }

/* ---------- Botões ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  border: none; border-radius: 14px; cursor: pointer;
  font-family: inherit; font-weight: 700; font-size: 15px;
  padding: 13px 20px; color: #0B0D10;
  background: var(--brand-primary);
  transition: transform .1s ease, filter .15s ease;
  text-decoration: none;
}
.btn:active { transform: scale(.97); filter: brightness(1.08); }
.btn.block { width: 100%; }
.btn.ghost { background: color-mix(in srgb, var(--brand-text) 9%, transparent); color: var(--brand-text); font-weight: 600; }
.btn.danger { background: color-mix(in srgb, var(--brand-danger) 16%, transparent); color: var(--brand-danger); }
.btn.small { padding: 8px 14px; font-size: 13px; border-radius: 10px; }
.btn.icon { width: 40px; height: 40px; padding: 0; border-radius: 12px; font-size: 17px; }
.btn:disabled { opacity: .45; cursor: not-allowed; }

/* ---------- Inputs ---------- */
.field { margin-bottom: 14px; }
.field label { display: block; font-size: 12.5px; font-weight: 600; color: var(--brand-muted); margin-bottom: 6px; }
.input, select.input, textarea.input {
  width: 100%; font-family: inherit; font-size: 15px; color: var(--brand-text);
  background: color-mix(in srgb, var(--brand-background) 60%, var(--brand-surface));
  border: 1px solid color-mix(in srgb, var(--brand-text) 12%, transparent);
  border-radius: var(--radius-sm); padding: 13px 14px; outline: none;
}
.input:focus { border-color: var(--brand-primary); box-shadow: 0 0 0 3px color-mix(in srgb, var(--brand-primary) 22%, transparent); }
textarea.input { resize: vertical; min-height: 84px; }
.row { display: flex; gap: 10px; }
.row > * { flex: 1; }

/* ---------- Busca + filtros ---------- */
.searchbar { position: relative; margin: 4px 0 12px; }
.searchbar .input { padding-left: 42px; }
.searchbar .sicon { position: absolute; left: 14px; top: 50%; transform: translateY(-50%); color: var(--brand-muted); font-size: 17px; }
.chips { display: flex; gap: 8px; overflow-x: auto; padding-bottom: 6px; margin-bottom: 6px; scrollbar-width: none; }
.chips::-webkit-scrollbar { display: none; }
.chip {
  flex: 0 0 auto; border: 1px solid color-mix(in srgb, var(--brand-text) 14%, transparent);
  background: var(--brand-surface); color: var(--brand-text);
  border-radius: 999px; padding: 8px 16px; font-size: 13px; font-weight: 600; cursor: pointer; font-family: inherit;
}
.chip.active { background: var(--brand-primary); color: #0B0D10; border-color: var(--brand-primary); }

/* ---------- Lista de alunos ---------- */
.student-card { display: flex; gap: 12px; align-items: center; }
.avatar {
  width: 48px; height: 48px; border-radius: 50%; flex: 0 0 48px;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 18px; color: #0B0D10;
  background: linear-gradient(135deg, var(--brand-primary), var(--brand-secondary));
}
.student-card .info { flex: 1; min-width: 0; }
.student-card .info strong { font-size: 15.5px; display: block; }
.student-card .info .meta { font-size: 12.5px; color: var(--brand-muted); display: flex; gap: 10px; flex-wrap: wrap; margin-top: 3px; }
.badge { font-size: 10.5px; font-weight: 700; text-transform: uppercase; letter-spacing: .6px; padding: 3px 9px; border-radius: 999px; }
.badge.ok { background: color-mix(in srgb, var(--brand-success) 18%, transparent); color: var(--brand-success); }
.badge.warn { background: color-mix(in srgb, var(--brand-accent) 18%, transparent); color: var(--brand-accent); }
.badge.off { background: color-mix(in srgb, var(--brand-muted) 18%, transparent); color: var(--brand-muted); }
.badge.new { background: color-mix(in srgb, var(--brand-secondary) 20%, transparent); color: var(--brand-secondary); }
.chev { color: var(--brand-muted); font-size: 20px; }

/* ---------- Tabbar (personal) ---------- */
.ptabs { display: flex; gap: 6px; margin: 12px 0 4px; background: var(--brand-surface); border-radius: 16px; padding: 6px; border: 1px solid color-mix(in srgb, var(--brand-text) 7%, transparent); }
.ptab { flex: 1; border: none; background: transparent; color: var(--brand-muted); font-family: inherit; font-weight: 700; font-size: 13px; padding: 11px 4px; border-radius: 11px; cursor: pointer; }
.ptab.active { background: var(--brand-primary); color: #0B0D10; }

/* ---------- Bottom tabbar (aluno) ---------- */
.tabbar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 40;
  height: calc(var(--tabbar-h) + env(safe-area-inset-bottom));
  padding-bottom: env(safe-area-inset-bottom);
  display: flex;
  background: color-mix(in srgb, var(--brand-background) 88%, transparent);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-top: 1px solid color-mix(in srgb, var(--brand-text) 8%, transparent);
}
.tab { flex: 1; border: none; background: transparent; color: var(--brand-muted); font-family: inherit; cursor: pointer; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 3px; font-size: 10.5px; font-weight: 600; }
.tab .tic { font-size: 21px; line-height: 1; }
.tab.active { color: var(--brand-primary); }

/* ---------- Letras A–E ---------- */
.letters { display: flex; gap: 10px; margin: 12px 0; }
.letter {
  flex: 1; aspect-ratio: .92; border-radius: var(--radius-sm); cursor: pointer;
  border: 1px solid color-mix(in srgb, var(--brand-text) 12%, transparent);
  background: var(--brand-surface); color: var(--brand-text); font-family: inherit;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px;
}
.letter b { font-size: 22px; font-weight: 800; }
.letter span { font-size: 10px; color: var(--brand-muted); text-align: center; padding: 0 4px; }
.letter.active { background: var(--brand-primary); border-color: var(--brand-primary); color: #0B0D10; }
.letter.active span { color: #0B0D10; opacity: .75; }
.letter.empty { opacity: .38; }

/* ---------- Exercícios ---------- */
.exercise { border: 1px solid color-mix(in srgb, var(--brand-text) 8%, transparent); border-radius: var(--radius-sm); padding: 12px 14px; margin-bottom: 10px; background: color-mix(in srgb, var(--brand-background) 45%, var(--brand-surface)); }
.exercise .ex-head { display: flex; align-items: center; gap: 10px; }
.exercise .ex-head strong { flex: 1; font-size: 15px; }
.exercise .ex-meta { font-size: 12.5px; color: var(--brand-muted); margin-top: 4px; display: flex; gap: 12px; flex-wrap: wrap; }
.setrow { display: grid; grid-template-columns: 34px 1fr 1fr 44px; gap: 8px; align-items: center; margin-top: 8px; }
.setrow .n { font-weight: 800; color: var(--brand-muted); text-align: center; font-variant-numeric: tabular-nums; }
.setrow .input { padding: 10px 8px; text-align: center; font-variant-numeric: tabular-nums; }
.donebox { width: 44px; height: 44px; border-radius: 12px; border: 2px solid color-mix(in srgb, var(--brand-text) 20%, transparent); background: transparent; cursor: pointer; font-size: 20px; color: transparent; display: flex; align-items: center; justify-content: center; }
.donebox.on { background: var(--brand-success); border-color: var(--brand-success); color: #06281c; }
.exercise.done { border-color: color-mix(in srgb, var(--brand-success) 55%, transparent); }

/* ---------- Timer flutuante ---------- */
#rest-overlay { position: fixed; inset: 0; z-index: 100; display: none; align-items: flex-end; justify-content: center; background: rgba(0,0,0,.6); backdrop-filter: blur(3px); }
#rest-overlay.open { display: flex; }
.rest-sheet { width: 100%; max-width: 560px; background: var(--brand-surface); border-radius: 26px 26px 0 0; padding: 22px 20px calc(24px + env(safe-area-inset-bottom)); border-top: 1px solid color-mix(in srgb, var(--brand-text) 10%, transparent); }
.rest-ring { width: 168px; height: 168px; margin: 6px auto 10px; position: relative; }
.rest-ring svg { transform: rotate(-90deg); }
.rest-time { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; font-size: 40px; font-weight: 800; font-variant-numeric: tabular-nums; }
.rest-presets { display: flex; gap: 8px; justify-content: center; margin: 12px 0; }

/* ---------- Calendário ---------- */
.cal-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 6px; }
.cal-dow { text-align: center; font-size: 11px; color: var(--brand-muted); font-weight: 700; padding: 6px 0; }
.cal-day { aspect-ratio: 1; border-radius: 12px; border: 1px solid color-mix(in srgb, var(--brand-text) 7%, transparent); background: color-mix(in srgb, var(--brand-background) 40%, var(--brand-surface)); color: var(--brand-text); font-family: inherit; font-size: 13.5px; font-weight: 600; cursor: pointer; position: relative; }
.cal-day.other { opacity: .25; pointer-events: none; }
.cal-day .dot { position: absolute; bottom: 6px; left: 50%; transform: translateX(-50%); width: 6px; height: 6px; border-radius: 50%; background: var(--brand-primary); }
.cal-day.selected { border-color: var(--brand-primary); box-shadow: 0 0 0 2px color-mix(in srgb, var(--brand-primary) 35%, transparent); }

/* ---------- Gráfico ---------- */
.chart-wrap { width: 100%; overflow: hidden; }
.chart-wrap svg { width: 100%; height: auto; display: block; }

/* ---------- Auth ---------- */
.auth-wrap { min-height: 100vh; display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 24px 20px; max-width: 420px; margin: 0 auto; }
.auth-logo { width: 84px; height: 84px; border-radius: 24px; object-fit: cover; background: var(--brand-surface); margin-bottom: 18px; box-shadow: 0 12px 32px rgba(0,0,0,.4); }
.auth-title { font-size: 26px; font-weight: 800; letter-spacing: -.4px; margin: 0 0 4px; text-align: center; }
.auth-tag { color: var(--brand-muted); font-size: 14px; margin: 0 0 26px; text-align: center; }
.auth-card { width: 100%; }
.role-pick { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.role-card { border: 1px solid color-mix(in srgb, var(--brand-text) 12%, transparent); background: var(--brand-surface); border-radius: var(--radius); padding: 18px 12px; cursor: pointer; text-align: center; color: var(--brand-text); font-family: inherit; }
.role-card .ric { font-size: 30px; display: block; margin-bottom: 8px; }
.role-card strong { display: block; font-size: 14.5px; }
.role-card span { font-size: 12px; color: var(--brand-muted); }
.role-card:hover { border-color: var(--brand-primary); }

/* ---------- Diversos ---------- */
.empty { text-align: center; color: var(--brand-muted); padding: 34px 18px; font-size: 14px; }
.empty .big { font-size: 40px; display: block; margin-bottom: 10px; }
.divider { height: 1px; background: color-mix(in srgb, var(--brand-text) 8%, transparent); margin: 14px 0; }
.muted { color: var(--brand-muted); }
.small { font-size: 12.5px; }
.mono { font-family: ui-monospace, 'SF Mono', Menlo, monospace; }
.invite-code { font-size: 26px; font-weight: 800; letter-spacing: 4px; text-align: center; padding: 14px; background: color-mix(in srgb, var(--brand-background) 60%, var(--brand-surface)); border: 1px dashed color-mix(in srgb, var(--brand-primary) 60%, transparent); border-radius: var(--radius-sm); }
.kv { display: flex; justify-content: space-between; padding: 9px 0; border-bottom: 1px solid color-mix(in srgb, var(--brand-text) 6%, transparent); font-size: 14px; }
.kv:last-child { border-bottom: none; }
.kv b { font-variant-numeric: tabular-nums; }

#toast { position: fixed; top: 14px; left: 50%; transform: translateX(-50%) translateY(-80px); z-index: 200; background: var(--brand-text); color: var(--brand-background); font-weight: 600; font-size: 14px; padding: 12px 20px; border-radius: 999px; box-shadow: 0 10px 30px rgba(0,0,0,.4); transition: transform .25s ease; max-width: 92vw; text-align: center; }
#toast.show { transform: translateX(-50%) translateY(0); }

.modal-back { position: fixed; inset: 0; z-index: 120; background: rgba(0,0,0,.62); display: none; align-items: center; justify-content: center; padding: 20px; }
.modal-back.open { display: flex; }
.modal { width: 100%; max-width: 440px; max-height: 88vh; overflow-y: auto; background: var(--brand-surface); border-radius: 22px; padding: 20px; border: 1px solid color-mix(in srgb, var(--brand-text) 10%, transparent); }
.modal h3 { margin: 0 0 14px; font-size: 18px; }

.hidden { display: none !important; }
.center { text-align: center; }
.mt { margin-top: 14px; }

.splash { min-height: 100vh; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 14px; }
.spinner { width: 34px; height: 34px; border-radius: 50%; border: 3px solid color-mix(in srgb, var(--brand-text) 15%, transparent); border-top-color: var(--brand-primary); animation: spin 0.9s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

@media (min-width: 640px) {
  .kpis { gap: 12px; }
}