/* ============================================================
   FocusPI v2 — Sistema de diseño
   Modo oscuro elegante · OpenDyslexic · acento amatista sutil
   ============================================================ */

/* ---------- Tipografía accesible: OpenDyslexic (local) ---------- */
@font-face {
  font-family: 'OpenDyslexic';
  src: url('/static/fonts/opendyslexic-400.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'OpenDyslexic';
  src: url('/static/fonts/opendyslexic-700.woff2') format('woff2');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'OpenDyslexic';
  src: url('/static/fonts/opendyslexic-400-italic.woff2') format('woff2');
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}

/* ---------- Tokens ---------- */
:root {
  /* Fondos */
  --bg:        #0d0d0d;
  --bg-2:      #121212;
  --surface:   #171717;
  --surface-2: #1e1e1e;
  --surface-3: #242424;
  --border:    #2a2a2a;
  --border-soft: #202020;

  /* Texto */
  --text:  #F3F4F6;   /* blanco roto */
  --muted: #9CA3AF;   /* gris claro */
  --muted-2: #6b7280; /* gris apagado */

  /* Acento amatista sutil (uso exclusivo: activo, acción principal, progreso) */
  --accent:       #7B5EA7;
  --accent-hover: #8f72bd;
  --accent-press: #6a4f93;
  --accent-soft:  rgba(123, 94, 167, 0.14);
  --accent-ring:  rgba(123, 94, 167, 0.40);
  --accent-ink:   #ffffff;

  /* Funcionales (desaturados, sin estridencias) */
  --danger: #cf7a7a;
  --ok:     #7fae8e;
  --warn:   #c9a45e;

  /* Heatmap: rampa monocroma amatista */
  --hm-0: #1a1a1a;
  --hm-1: #362b4c;
  --hm-2: #4c3a6e;
  --hm-3: #6a4f93;
  --hm-4: #8f72bd;

  /* Forma */
  --r:    16px;
  --r-sm: 11px;
  --r-xs: 8px;

  /* Sombras: profundidad real pero sutil */
  --shadow-sm: 0 1px 2px rgba(0,0,0,.35);
  --shadow:    0 4px 16px rgba(0,0,0,.35), 0 1px 3px rgba(0,0,0,.3);
  --shadow-lg: 0 12px 40px rgba(0,0,0,.5);
  --glow:      0 0 0 3px var(--accent-ring);

  --font: 'OpenDyslexic', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  --trans: 160ms cubic-bezier(.4, 0, .2, 1);
}

* { box-sizing: border-box; }
[x-cloak] { display: none !important; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 14.5px;
  line-height: 1.6;                 /* OpenDyslexic respira mejor con más interlínea */
  letter-spacing: .1px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: var(--accent-hover); text-decoration: none; transition: color var(--trans); }
a:hover { color: var(--accent); }
h1 { font-size: 1.55rem; margin: 0 0 .3rem; letter-spacing: -.2px; }
h2 { font-size: 1.12rem; margin: 0; }
h3 { font-size: 1rem; margin: 0; }
p  { margin: .4rem 0; }
code {
  background: var(--surface-3);
  padding: .1em .4em;
  border-radius: 5px;
  font-size: .85em;
  font-family: 'OpenDyslexic', monospace;
}
.muted   { color: var(--muted); }
.muted-2 { color: var(--muted-2); }
.small   { font-size: .82rem; }
.center  { text-align: center; }
.mt  { margin-top: 1.2rem; }
.hide { display: none !important; }

/* ---------- Scrollbars sutiles ---------- */
* { scrollbar-width: thin; scrollbar-color: var(--surface-3) transparent; }
*::-webkit-scrollbar { width: 9px; height: 9px; }
*::-webkit-scrollbar-thumb { background: var(--surface-3); border-radius: 20px; }
*::-webkit-scrollbar-thumb:hover { background: #333; }

/* ============================================================
   Layout general: barra superior + pestañas
   ============================================================ */
.topbar {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  padding: .7rem 1.4rem;
  background: linear-gradient(180deg, var(--bg-2), var(--bg));
  border-bottom: 1px solid var(--border-soft);
  position: sticky;
  top: 0;
  z-index: 30;
  backdrop-filter: blur(6px);
}
.brand {
  display: flex; align-items: center; gap: .5rem;
  font-weight: 700; font-size: 1.15rem; color: var(--text);
  letter-spacing: -.3px;
}
.brand span { color: var(--accent-hover); }
.brand:hover { color: var(--text); }
.brand-dot {
  width: 22px; height: 22px; border-radius: 7px;
  background: radial-gradient(circle at 30% 30%, var(--accent-hover), var(--accent-press));
  box-shadow: 0 0 12px var(--accent-ring);
}

.mainnav {
  display: flex; gap: .15rem; flex: 1; overflow-x: auto;
  scrollbar-width: none;
}
.mainnav::-webkit-scrollbar { display: none; }
.mainnav a {
  color: var(--muted);
  padding: .42rem .8rem;
  border-radius: var(--r-sm);
  font-size: .88rem;
  white-space: nowrap;
  transition: background var(--trans), color var(--trans);
  position: relative;
}
.mainnav a:hover { background: var(--surface); color: var(--text); }
.mainnav a.active {
  color: var(--text);
  background: var(--accent-soft);
  box-shadow: inset 0 0 0 1px var(--accent-ring);
}
.pill {
  background: var(--accent);
  color: var(--accent-ink);
  border-radius: 999px;
  padding: 0 .42rem;
  font-size: .7rem;
  margin-left: .2rem;
}
.logout { display: flex; align-items: center; gap: .6rem; margin: 0; }
.who { color: var(--muted); font-size: .82rem; }

.container { max-width: 1160px; margin: 0 auto; padding: 1.6rem 1.4rem 4rem; }
.page-head { margin-bottom: 1.4rem; }
.page-head h1 { display: flex; align-items: center; gap: .5rem; }

/* ============================================================
   Cards
   ============================================================ */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 1.2rem;
  box-shadow: var(--shadow-sm);
  transition: border-color var(--trans), box-shadow var(--trans);
}
.card:hover { box-shadow: var(--shadow); }
.card-title { margin: 0 0 .9rem; font-size: 1rem; display: flex; align-items: center; gap: .45rem; }
.card-title .ico { color: var(--accent-hover); }

/* ============================================================
   Botones
   ============================================================ */
button { font-family: inherit; cursor: pointer; }
.btn-primary {
  background: var(--accent);
  color: var(--accent-ink);
  border: none;
  padding: .6rem 1.05rem;
  border-radius: var(--r-sm);
  font-weight: 700;
  font-size: .9rem;
  transition: background var(--trans), transform var(--trans), box-shadow var(--trans);
}
.btn-primary:hover { background: var(--accent-hover); box-shadow: 0 4px 14px var(--accent-ring); }
.btn-primary:active { background: var(--accent-press); transform: translateY(1px); }
.btn-primary.full { width: 100%; }
.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
  padding: .5rem .9rem;
  border-radius: var(--r-sm);
  font-size: .85rem;
  transition: background var(--trans), border-color var(--trans);
}
.btn-ghost:hover { background: var(--surface-2); border-color: var(--accent-ring); }
.btn-mini {
  background: var(--surface-2);
  color: var(--text);
  border: 1px solid var(--border);
  padding: .34rem .66rem;
  border-radius: var(--r-xs);
  font-size: .8rem;
  transition: background var(--trans), border-color var(--trans), color var(--trans);
}
.btn-mini:hover { border-color: var(--accent-ring); background: var(--surface-3); }
.btn-mini.accent { color: var(--accent-hover); border-color: transparent; background: var(--accent-soft); }
.btn-mini.accent:hover { background: rgba(123,94,167,.22); }
.btn-icon {
  background: transparent; border: none; color: var(--muted);
  font-size: .95rem; padding: .24rem .4rem; border-radius: 7px; line-height: 1;
  transition: background var(--trans), color var(--trans);
}
.btn-icon:hover { background: var(--surface-2); color: var(--text); }
.btn-icon.danger:hover { color: var(--danger); }
.btn-icon.tiny { font-size: .75rem; }

/* ============================================================
   Formularios
   ============================================================ */
input[type=text], input[type=password], input[type=number], input[type=date],
input[type=datetime-local], input[type=time], textarea, select {
  width: 100%;
  padding: .55rem .7rem;
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  background: var(--bg-2);
  color: var(--text);
  font-family: inherit;
  font-size: .9rem;
  transition: border-color var(--trans), box-shadow var(--trans);
}
input::placeholder, textarea::placeholder { color: var(--muted-2); }
input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: var(--glow);
}
textarea { resize: vertical; }
label { display: block; font-size: .85rem; color: var(--muted); margin-bottom: .7rem; }
label input, label textarea, label select { margin-top: .3rem; }
.chk { display: inline-flex; align-items: center; gap: .4rem; width: auto; margin: 0; color: var(--text); cursor: pointer; }
.chk input { width: auto; margin: 0; accent-color: var(--accent); }
.field-row { display: flex; gap: .7rem; flex-wrap: wrap; }
.field-row > label { flex: 1; min-width: 140px; }

/* Segmented control (dificultad, energía…) */
.segmented { display: inline-flex; gap: .25rem; background: var(--surface-2); padding: .28rem; border-radius: 999px; }
.segmented button, .segmented label {
  border: none; background: transparent; color: var(--muted);
  padding: .38rem .85rem; border-radius: 999px; font-size: .82rem; font-weight: 700;
  margin: 0; cursor: pointer; transition: background var(--trans), color var(--trans);
}
.segmented button.active, .segmented label.active,
.segmented input:checked + span {
  background: var(--accent-soft); color: var(--text);
  box-shadow: inset 0 0 0 1px var(--accent-ring);
}

/* ============================================================
   Alerts / toast / badges
   ============================================================ */
.alert { padding: .65rem .85rem; border-radius: var(--r-sm); margin-bottom: .8rem; font-size: .88rem; border: 1px solid transparent; }
.alert.error { background: rgba(207,122,122,.1); color: var(--danger); border-color: rgba(207,122,122,.25); }
.alert.info  { background: var(--accent-soft); color: var(--accent-hover); border-color: var(--accent-ring); }
.alert.small { padding: .45rem .65rem; font-size: .8rem; }
.toast {
  position: fixed; top: 1.1rem; right: 1.1rem; z-index: 90;
  padding: .75rem 1rem; border-radius: var(--r-sm);
  background: var(--surface-2); border: 1px solid var(--border);
  box-shadow: var(--shadow-lg); opacity: 0; transform: translateY(-10px);
  transition: opacity var(--trans), transform var(--trans); pointer-events: none; max-width: 340px;
}
.toast.show { opacity: 1; transform: translateY(0); }
.toast.error { border-color: rgba(207,122,122,.4); color: var(--danger); }
.status.ok  { color: var(--ok); font-weight: 700; }
.status.off { color: var(--muted); font-weight: 700; }

.badge {
  font-size: .68rem; padding: .12rem .45rem; border-radius: 999px;
  background: var(--surface-2); border: 1px solid var(--border); color: var(--muted);
}
.badge.time { color: var(--accent-hover); border-color: var(--accent-ring); }
.badge.ai { color: var(--accent-hover); border-color: var(--accent-ring); background: var(--accent-soft); }

/* ============================================================
   Login
   ============================================================ */
.login-body { display: grid; place-items: center; min-height: 100vh; background: radial-gradient(circle at 50% 0%, #17121f 0%, var(--bg) 55%); }
.login-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r); padding: 2.2rem; width: min(370px, 92vw);
  box-shadow: var(--shadow-lg);
}
.login-card .brand { justify-content: center; font-size: 1.7rem; margin-bottom: .2rem; }
.login-form { margin-top: 1.3rem; }
.login-form label { color: var(--text); font-weight: 700; }

/* ============================================================
   Dashboard
   ============================================================ */
.grid-dashboard {
  display: grid; gap: 1.2rem;
  grid-template-columns: 1.1fr 1fr;
  grid-template-areas:
    "pomo   stats"
    "next   calib"
    "forget distract"
    "streak audit"
    "heat   heat";
}
.nextstep-card { grid-area: next; }
.calib-card    { grid-area: calib; }
.forget-card   { grid-area: forget; }
.distract-card { grid-area: distract; }
.pomodoro-card { grid-area: pomo; }
.stats-card { grid-area: stats; }
.streak-card { grid-area: streak; }
.heatmap-card { grid-area: heat; }
.stat-tiles { display: grid; grid-template-columns: repeat(4, 1fr); gap: .7rem; }
.tile {
  background: var(--surface-2); border: 1px solid var(--border-soft);
  border-radius: var(--r-sm); padding: .9rem .5rem; text-align: center;
  transition: border-color var(--trans);
}
.tile:hover { border-color: var(--accent-ring); }
.tile-num { display: block; font-size: 1.7rem; font-weight: 700; color: var(--text); }
.tile-label { font-size: .72rem; color: var(--muted); }
.quick-links { display: flex; gap: .6rem; margin-top: 1rem; flex-wrap: wrap; }

/* Racha */
.streak-flame { font-size: 2.2rem; }
.streak-body { display: flex; align-items: center; gap: 1.2rem; }
.streak-num { font-size: 2.6rem; font-weight: 700; color: var(--accent-hover); line-height: 1; }
.streak-week { display: flex; gap: .35rem; margin-top: .6rem; }
.streak-day { width: 26px; height: 26px; border-radius: 8px; background: var(--surface-2); display: grid; place-items: center; font-size: .62rem; color: var(--muted-2); border: 1px solid var(--border-soft); }
.streak-day.on { background: var(--accent-soft); color: var(--accent-hover); border-color: var(--accent-ring); }

/* ============================================================
   Pomodoro
   ============================================================ */
.pomodoro { text-align: center; }
.pomo-modes { display: inline-flex; gap: .25rem; background: var(--surface-2); padding: .28rem; border-radius: 999px; }
.pomo-modes button {
  border: none; background: transparent; color: var(--muted);
  padding: .4rem .9rem; border-radius: 999px; font-size: .82rem; font-weight: 700;
  transition: background var(--trans), color var(--trans);
}
.pomo-modes button.active { background: var(--accent-soft); color: var(--text); box-shadow: inset 0 0 0 1px var(--accent-ring); }
.pomo-display {
  font-size: 3.8rem; font-weight: 700; font-variant-numeric: tabular-nums;
  margin: 1rem 0 .3rem; letter-spacing: -1px;
}
.pomo-display.running { color: var(--accent-hover); text-shadow: 0 0 30px var(--accent-ring); }
.pomo-task { font-size: .82rem; color: var(--muted); min-height: 1.2em; margin-bottom: .6rem; }
.pomo-task strong { color: var(--accent-hover); }
.pomo-controls { display: flex; gap: .6rem; justify-content: center; }
.pomo-hint { margin-top: .7rem; min-height: 1.2em; }
.pomo-extra { display: flex; gap: .5rem; justify-content: center; margin-top: .8rem; }

/* Modo Focus Ciego (overlay negro absoluto) */
.blind-overlay {
  position: fixed; inset: 0; z-index: 100;
  background: #000; color: var(--text);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 1.5rem;
}
.blind-time { font-size: clamp(4rem, 22vw, 14rem); font-weight: 700; font-variant-numeric: tabular-nums; letter-spacing: -2px; color: #f0eef5; }
.blind-hint { color: #555; font-size: .9rem; }
.blind-exit { position: absolute; top: 1.5rem; right: 1.5rem; }

/* ============================================================
   Matriz de Eisenhower
   ============================================================ */
.task-create {
  display: flex; gap: .6rem; align-items: center; flex-wrap: wrap;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r); padding: .9rem; margin-bottom: 1.3rem;
}
.task-create input[type=text] { flex: 1; min-width: 220px; }
.matrix-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }
.quadrant {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r); display: flex; flex-direction: column; min-height: 190px;
  overflow: hidden;
}
.quadrant-head {
  display: flex; align-items: baseline; gap: .5rem;
  padding: .9rem 1.1rem .5rem; border-top: 3px solid var(--q-color);
}
.quadrant-head h3 { color: var(--text); }
.quadrant-head .dot { width: 9px; height: 9px; border-radius: 50%; background: var(--q-color); }
.quadrant-sub { font-size: .74rem; color: var(--muted); flex: 1; }
.quadrant-count { background: var(--surface-2); color: var(--muted); border-radius: 999px; padding: 0 .55rem; font-size: .74rem; font-weight: 700; }
.quadrant-body { padding: .6rem .9rem 1.1rem; display: flex; flex-direction: column; gap: .65rem; }

.task-card {
  background: var(--surface-2); border: 1px solid var(--border-soft);
  border-radius: var(--r-sm); padding: .75rem .85rem;
  transition: border-color var(--trans), transform var(--trans);
}
.task-card:hover { border-color: var(--border); }
.task-card.is-done { opacity: .55; }
.task-head { display: flex; align-items: flex-start; gap: .55rem; }
.task-check input { width: auto; accent-color: var(--accent); }
.task-title-wrap { flex: 1; display: flex; flex-wrap: wrap; align-items: center; gap: .4rem; }
.task-title { font-weight: 700; }
.is-done .task-title { text-decoration: line-through; }
.task-desc { font-size: .84rem; color: var(--muted); margin: .4rem 0; }
.task-actions { display: flex; gap: .4rem; margin-top: .65rem; flex-wrap: wrap; }
.inline-form {
  display: flex; gap: .45rem; align-items: center; flex-wrap: wrap;
  margin-top: .6rem; padding: .65rem; background: var(--bg-2);
  border: 1px dashed var(--border); border-radius: var(--r-sm);
}
.inline-form input[type=text] { flex: 1; min-width: 140px; }
.w-min { width: 74px !important; flex: none !important; }
.w-date { width: 150px !important; flex: none !important; }
.mini-label { display: inline-flex; flex-direction: column; font-size: .7rem; margin: 0; }

.subtasks-wrap { margin-top: .5rem; }
.subtasks { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: .32rem; }
.subtask { display: flex; align-items: center; gap: .45rem; font-size: .86rem; }
.subtask label { display: flex; align-items: center; gap: .45rem; margin: 0; flex: 1; color: var(--text); }
.subtask label input { width: auto; accent-color: var(--accent); }
.subtask.done .subtask-title { text-decoration: line-through; color: var(--muted); }
.subtask.from-ai { border-left: 2px solid var(--accent); padding-left: .45rem; }
.subtask.micro { border-left: 2px solid var(--accent-hover); }

/* ============================================================
   Repaso (SM-2)
   ============================================================ */
.review-layout { display: grid; grid-template-columns: 1.5fr 1fr; gap: 1.2rem; align-items: start; }
.review-card { text-align: center; }
.review-front { font-size: 1.4rem; font-weight: 700; margin: 1.2rem 0; }
.review-back { font-size: 1.05rem; margin: 1rem 0; padding: 1rem; background: var(--surface-2); border-radius: var(--r-sm); border: 1px solid var(--border-soft); }
.review-progress { margin-bottom: .5rem; }
.grade-buttons { display: flex; gap: .45rem; justify-content: center; flex-wrap: wrap; }
.grade { border: 1px solid var(--border); background: var(--surface-2); color: var(--text); padding: .5rem .75rem; border-radius: var(--r-sm); font-weight: 700; font-size: .82rem; transition: all var(--trans); }
.grade:hover { border-color: var(--accent); color: var(--accent-hover); }
.grade-0:hover { border-color: var(--danger); color: var(--danger); }
.grade-5:hover { border-color: var(--ok); color: var(--ok); }
.review-done { padding: 2.6rem 1rem; }
.big-emoji { font-size: 3rem; }
.review-index { list-style: none; margin: .5rem 0 0; padding: 0; display: flex; flex-direction: column; gap: .4rem; max-height: 340px; overflow-y: auto; }
.review-index li { display: flex; align-items: center; gap: .5rem; font-size: .84rem; }
.ri-front { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ============================================================
   Heatmap
   ============================================================ */
.heatmap-scroll { overflow-x: auto; padding-bottom: .4rem; }
.heatmap-grid { display: flex; gap: 3px; }
.hm-week { display: flex; flex-direction: column; gap: 3px; }
.hm-cell { width: 13px; height: 13px; border-radius: 3px; background: var(--hm-0); transition: transform var(--trans); }
.hm-cell:hover { transform: scale(1.25); }
.hm-cell.empty { background: transparent; }
.hm-cell.lvl-0 { background: var(--hm-0); }
.hm-cell.lvl-1 { background: var(--hm-1); }
.hm-cell.lvl-2 { background: var(--hm-2); }
.hm-cell.lvl-3 { background: var(--hm-3); }
.hm-cell.lvl-4 { background: var(--hm-4); }
.heatmap-legend { display: flex; align-items: center; gap: .3rem; margin-top: .8rem; flex-wrap: wrap; }
.heatmap-legend .hm-cell { display: inline-block; }
.legend-totals { margin-left: .5rem; }

/* ============================================================
   Progreso / Modo Examen (cuenta atrás)
   ============================================================ */
.progress { height: 8px; background: var(--surface-2); border-radius: 999px; overflow: hidden; }
.progress > span { display: block; height: 100%; background: var(--accent); border-radius: 999px; transition: width var(--trans); }
.progress.warn > span { background: var(--warn); }
.progress.danger > span { background: var(--danger); }
.countdown { display: flex; align-items: baseline; gap: .5rem; }
.countdown .days { font-size: 2.2rem; font-weight: 700; color: var(--accent-hover); }

/* ============================================================
   Planificador · Apuntes · Tutor · Calendario
   ============================================================ */
.two-col { display: grid; grid-template-columns: 1fr 1.4fr; gap: 1.2rem; align-items: start; }
.busy-list { list-style: none; margin: .5rem 0 0; padding: 0; display: flex; flex-direction: column; gap: .4rem; }
.busy-list li { display: flex; align-items: center; gap: .5rem; font-size: .84rem; background: var(--surface-2); padding: .4rem .6rem; border-radius: var(--r-xs); }

.plan-day { border: 1px solid var(--border); border-radius: var(--r-sm); margin-bottom: .8rem; overflow: hidden; }
.plan-day-head { display: flex; justify-content: space-between; align-items: center; padding: .6rem .9rem; background: var(--surface-2); font-weight: 700; }
.plan-day-head .total { color: var(--muted); font-weight: 400; font-size: .8rem; }
.plan-items { list-style: none; margin: 0; padding: .4rem .9rem .7rem; display: flex; flex-direction: column; gap: .4rem; }
.plan-item { display: flex; align-items: center; gap: .6rem; font-size: .88rem; padding: .35rem 0; }
.plan-item .pi-time { color: var(--accent-hover); font-variant-numeric: tabular-nums; font-size: .8rem; min-width: 92px; }
.plan-item.done .pi-title { text-decoration: line-through; color: var(--muted); }

/* Contenido generado por IA (apuntes/tutor) en HTML semántico */
.ai-content { line-height: 1.7; }
.ai-content h1, .ai-content h2, .ai-content h3 { color: var(--accent-hover); margin: 1.1rem 0 .5rem; }
.ai-content ul, .ai-content ol { padding-left: 1.3rem; }
.ai-content li { margin: .25rem 0; }
.ai-content p { margin: .6rem 0; }
.ai-content code { background: var(--surface-3); }
.ai-content strong { color: var(--text); }
.ai-content blockquote { border-left: 3px solid var(--accent); margin: .7rem 0; padding: .3rem .9rem; color: var(--muted); background: var(--surface-2); border-radius: 0 var(--r-xs) var(--r-xs) 0; }

/* Mapa mental (viñetas anidadas) */
.mindmap { font-family: var(--font); }
.mindmap ul { list-style: none; padding-left: 1.1rem; border-left: 1px dashed var(--border); }
.mindmap > ul { border-left: none; padding-left: 0; }
.mindmap li { position: relative; margin: .3rem 0; padding-left: .3rem; }
.mindmap li::before { content: '•'; color: var(--accent-hover); margin-right: .4rem; }

/* Chat IA (calendario / tutor) */
.chat { display: flex; flex-direction: column; height: 420px; }
.chat-log { flex: 1; overflow-y: auto; display: flex; flex-direction: column; gap: .6rem; padding: .4rem; }
.chat-msg { max-width: 85%; padding: .55rem .8rem; border-radius: var(--r-sm); font-size: .88rem; }
.chat-msg.user { align-self: flex-end; background: var(--accent-soft); border: 1px solid var(--accent-ring); }
.chat-msg.ai { align-self: flex-start; background: var(--surface-2); border: 1px solid var(--border); }
.chat-form { display: flex; gap: .5rem; margin-top: .6rem; }
.chat-form input { flex: 1; }

/* Banco de dudas Flash */
.doubt { background: var(--surface-2); border: 1px solid var(--border); border-left: 3px solid var(--warn); border-radius: var(--r-sm); padding: .7rem .85rem; margin-bottom: .6rem; }

/* ============================================================
   Ajustes
   ============================================================ */
.settings-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem; }
.kv { list-style: none; margin: 0; padding: 0; }
.kv li { display: flex; justify-content: space-between; padding: .4rem 0; border-bottom: 1px solid var(--border-soft); }
.kv li:last-child { border-bottom: none; }

/* Energy check-in modal */
.modal-backdrop {
  position: fixed; inset: 0; z-index: 80; background: rgba(0,0,0,.7);
  display: grid; place-items: center; backdrop-filter: blur(3px);
}
.modal {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r); padding: 1.8rem; width: min(420px, 92vw);
  box-shadow: var(--shadow-lg); text-align: center;
}
.energy-opts { display: flex; gap: .7rem; justify-content: center; margin-top: 1.2rem; }
.energy-opt {
  flex: 1; padding: 1rem .5rem; border-radius: var(--r-sm);
  background: var(--surface-2); border: 1px solid var(--border);
  cursor: pointer; transition: all var(--trans);
}
.energy-opt:hover { border-color: var(--accent); transform: translateY(-2px); }
.energy-opt .em { font-size: 1.8rem; display: block; }
.energy-opt .lb { font-size: .82rem; margin-top: .3rem; color: var(--muted); }

/* Indicadores htmx */
.spinner { color: var(--accent-hover); font-size: .8rem; }
.htmx-indicator { opacity: 0; transition: opacity var(--trans); }
.htmx-request .htmx-indicator, .htmx-indicator.htmx-request { opacity: 1; }
.empty { color: var(--muted); }

/* ============================================================
   Proyectos (workspaces)
   ============================================================ */
.project-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 1.1rem; }
.project-card {
  background: var(--surface); border: 1px solid var(--border);
  border-left: 3px solid var(--p-color, var(--accent));
  border-radius: var(--r); padding: 1.1rem;
  display: flex; flex-direction: column; gap: .6rem;
  transition: transform var(--trans), box-shadow var(--trans), border-color var(--trans);
}
.project-card:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.project-head { display: flex; align-items: center; gap: .5rem; }
.project-name { font-weight: 700; font-size: 1.02rem; color: var(--text); flex: 1; }
.project-name:hover { color: var(--accent-hover); text-decoration: none; }
.project-stats { display: flex; gap: .7rem; flex-wrap: wrap; font-size: .78rem; color: var(--muted); }
.project-card .btn-mini { align-self: flex-start; }

/* ============================================================
   Editor de código y bloques de código
   ============================================================ */
.code-input {
  font-family: ui-monospace, 'SF Mono', Menlo, Consolas, monospace !important;
  font-size: .84rem !important;
  line-height: 1.55;
  tab-size: 4;
  background: #0b0b0b !important;
  border-color: var(--border) !important;
  white-space: pre;
  overflow-x: auto;
}
.code-block {
  font-family: ui-monospace, 'SF Mono', Menlo, Consolas, monospace;
  font-size: .8rem;
  background: #0b0b0b;
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  padding: .8rem;
  overflow-x: auto;
  max-height: 320px;
  margin: .5rem 0 0;
  color: #d8d4e0;
}
.ai-content pre {
  background: #0b0b0b; border: 1px solid var(--border);
  border-radius: var(--r-sm); padding: .8rem; overflow-x: auto;
  font-family: ui-monospace, Menlo, Consolas, monospace; font-size: .8rem;
}
details summary { cursor: pointer; }
details summary:hover { color: var(--accent-hover); }

/* Respuestas de examen */
.exam-answer {
  border-left: 3px solid var(--accent);
  background: var(--surface-2);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  padding: .8rem .9rem; margin: .9rem 0;
}

/* ============================================================
   Auditoría semanal
   ============================================================ */
.audit-card { grid-area: audit; }
.audit-stats {
  display: flex; gap: .8rem; flex-wrap: wrap;
  font-size: .8rem; color: var(--muted);
  background: var(--surface-2); border-radius: var(--r-sm);
  padding: .55rem .75rem; margin-bottom: .9rem;
}
.audit-body { font-size: .9rem; margin-bottom: .8rem; }

/* ============================================================
   Drag & drop (Sortable)
   ============================================================ */
.task-card { cursor: grab; }
.task-card:active { cursor: grabbing; }
.drag-ghost { opacity: .35; border: 1px dashed var(--accent) !important; background: var(--accent-soft) !important; }
.quadrant-body { min-height: 56px; }

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 860px) {
  .grid-dashboard {
    grid-template-columns: 1fr;
    grid-template-areas: "pomo" "stats" "next" "calib" "forget" "distract" "streak" "audit" "heat";
  }
  .project-grid { grid-template-columns: 1fr; }
  .matrix-grid, .settings-grid, .review-layout, .two-col { grid-template-columns: 1fr; }
  .stat-tiles { grid-template-columns: repeat(2, 1fr); }
  .topbar { gap: .7rem; }
  .container { padding: 1.1rem 1rem 3rem; }
}