/* ===========================================================
   Base — asistente personal. Diseño calmado, poca carga visual.
   =========================================================== */
:root{
  --bg:#eef1f4;          /* fondo frío, no crema */
  --surface:#ffffff;
  --surface-2:#f6f8fa;
  --ink:#1d2433;         /* slate profundo */
  --ink-soft:#586074;
  --muted:#8a92a3;
  --line:#e2e6ec;
  --focus:#127a82;       /* teal: primario / foco */
  --focus-ink:#0c565b;
  --warn:#c07a16;        /* ámbar: seguimiento / vencido */
  --warn-bg:#fdf4e3;
  --done:#2f9e6b;        /* verde: hecho */
  --danger:#c0453b;
  --radius:12px;
  --shadow:0 1px 2px rgba(29,36,51,.06),0 6px 20px rgba(29,36,51,.05);
  --sans:'Inter',system-ui,-apple-system,sans-serif;
  --serif:'Fraunces',Georgia,serif;
  box-sizing:border-box;
  padding-top:env(safe-area-inset-top,0);
  padding-bottom:env(safe-area-inset-bottom,0);
}
*,*::before,*::after{box-sizing:border-box}
html,body{height:100%}
body{margin:0;font-family:var(--sans);color:var(--ink);background:var(--bg);
  font-size:15px;line-height:1.5;-webkit-font-smoothing:antialiased}
button,input,select,textarea{font:inherit;color:inherit}
h1{font-family:var(--serif);font-weight:600;font-size:1.6rem;margin:0;letter-spacing:-.01em}
.muted{color:var(--muted)} .small{font-size:.82rem}
.err{color:var(--danger)} .warn{color:var(--warn)}
code{background:var(--surface-2);padding:1px 5px;border-radius:5px;font-size:.85em}

/* ---------- Botones ---------- */
.btn{border:1px solid transparent;border-radius:9px;padding:.5rem .9rem;cursor:pointer;
  font-weight:500;transition:background .15s,border-color .15s;background:transparent}
.btn-primary{background:var(--focus);color:#fff}
.btn-primary:hover{background:var(--focus-ink)}
.btn-ghost{border-color:var(--line);background:var(--surface)}
.btn-ghost:hover{background:var(--surface-2)}
.btn-danger{color:var(--danger);border-color:transparent}
.btn-danger:hover{background:#fbeae8}
.block{width:100%;display:block}

/* ===========================================================
   Auth (login / setup)
   =========================================================== */
.auth-body{display:grid;place-items:center;min-height:100vh;padding:1.5rem}
.auth-card{background:var(--surface);border:1px solid var(--line);border-radius:16px;
  box-shadow:var(--shadow);padding:2.2rem;width:100%;max-width:360px;text-align:center}
.auth-logo{font-family:var(--serif);font-size:2rem;margin:0 0 .2rem}
.auth-sub{color:var(--ink-soft);margin:0 0 1.4rem}
.auth-form{display:grid;gap:.7rem}
.auth-form input{border:1px solid var(--line);border-radius:9px;padding:.7rem .8rem;background:var(--surface-2)}
.auth-form input:focus{outline:2px solid var(--focus);outline-offset:1px;background:#fff}

/* ===========================================================
   Layout de la app
   =========================================================== */
.app{display:grid;grid-template-columns:216px 1fr;min-height:100vh}
.side{background:var(--surface);border-right:1px solid var(--line);padding:1.2rem 1rem;
  display:flex;flex-direction:column;gap:1.2rem;position:sticky;top:0;height:100vh}
.brand{font-family:var(--serif);font-size:1.5rem;font-weight:600;padding:.2rem .4rem}
.nav{display:flex;flex-direction:column;gap:.15rem}
.nav-item{text-align:left;border:none;background:transparent;padding:.55rem .7rem;border-radius:8px;
  cursor:pointer;color:var(--ink-soft);font-weight:500;display:flex;justify-content:space-between;align-items:center}
.nav-item:hover{background:var(--surface-2)}
.nav-item.is-active{background:var(--surface-2);color:var(--ink)}
.nav-item.is-active::before{content:"";position:absolute;left:0;width:3px;height:1.1rem;
  background:var(--focus);border-radius:0 3px 3px 0;margin-left:-1rem}
.badge{background:var(--focus);color:#fff;border-radius:999px;font-size:.7rem;min-width:1.2rem;
  height:1.2rem;display:none;place-items:center;padding:0 .35rem}
.badge.badge-warn{background:var(--warn)}
.badge.show{display:grid}
.side-foot{margin-top:auto;display:flex;flex-direction:column;gap:.6rem}
.focus-btn{border:1px solid var(--focus);color:var(--focus);background:var(--surface);
  border-radius:9px;padding:.55rem;cursor:pointer;font-weight:500}
.focus-btn:hover{background:#eafafa}
.logout{color:var(--muted);text-decoration:none;font-size:.85rem;text-align:center}
.logout:hover{color:var(--ink)}

.main{padding:1.4rem 1.8rem 3rem;max-width:920px;width:100%}

/* Captura rápida — el elemento protagonista */
.capture{position:relative;margin-bottom:1.6rem}
.capture input{width:100%;border:1.5px solid var(--line);border-radius:12px;background:var(--surface);
  padding:.95rem 6.5rem .95rem 1.1rem;font-size:1.02rem;box-shadow:var(--shadow)}
.capture input:focus{outline:none;border-color:var(--focus)}
.capture-hint{position:absolute;right:1rem;top:50%;transform:translateY(-50%);
  color:var(--muted);font-size:.78rem;pointer-events:none}

/* Vistas */
.view{display:none} .view.is-active{display:block}
.view-head{display:flex;align-items:baseline;gap:.8rem;margin-bottom:1.1rem}
.done-count{color:var(--done);font-weight:600;font-size:.9rem}

/* Lista de ítems */
.list{display:flex;flex-direction:column;gap:.5rem}
.item{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:.7rem .85rem;display:flex;gap:.7rem;align-items:flex-start;cursor:pointer;transition:border-color .15s}
.item:hover{border-color:#cfd6df}
.item .check{flex:0 0 auto;width:20px;height:20px;border:1.6px solid var(--muted);border-radius:6px;
  margin-top:1px;cursor:pointer;transition:background .15s,border-color .15s}
.item .check:hover{border-color:var(--focus)}
.item.is-done .check{background:var(--done);border-color:var(--done)}
.item.is-done .check::after{content:"✓";color:#fff;font-size:.75rem;display:grid;place-items:center;height:100%}
.item.is-done .it-title{color:var(--muted);text-decoration:line-through}
.item-body{flex:1;min-width:0}
.it-title{font-weight:500}
.it-meta{display:flex;flex-wrap:wrap;gap:.35rem;margin-top:.35rem}
.chip{font-size:.72rem;padding:.12rem .5rem;border-radius:999px;background:var(--surface-2);
  color:var(--ink-soft);border:1px solid var(--line)}
.chip.proj{background:#eef4ff;border-color:#dbe7fb;color:#33538c}
.chip.due{background:var(--warn-bg);border-color:#f2e2c2;color:var(--warn)}
.chip.due.overdue{background:#fbe9e7;border-color:#f3cfca;color:var(--danger)}
.chip.prio-alta{background:#fbeae8;border-color:#f3cfca;color:var(--danger)}
.chip.energy{background:#fff}
.star{flex:0 0 auto;border:none;background:none;cursor:pointer;font-size:1.1rem;color:var(--line);padding:0 .1rem}
.star.on{color:var(--warn)}

.soft-block{margin-top:1.6rem}
.soft-block h2{font-size:.9rem;color:var(--ink-soft);font-family:var(--sans);font-weight:600;margin:0 0 .6rem}

/* Tablero */
.board{display:grid;grid-template-columns:repeat(4,1fr);gap:.8rem}
.col{background:var(--surface-2);border:1px solid var(--line);border-radius:var(--radius);padding:.6rem;min-height:120px}
.col.drop{outline:2px dashed var(--focus);outline-offset:-4px}
.col-head{font-size:.8rem;font-weight:600;color:var(--ink-soft);padding:.2rem .3rem .5rem;
  display:flex;justify-content:space-between}
.col-head .n{color:var(--muted);font-weight:500}
.card{background:var(--surface);border:1px solid var(--line);border-radius:9px;padding:.55rem .6rem;
  margin-bottom:.5rem;cursor:grab;font-size:.9rem}
.card:hover{border-color:#cfd6df}
.card.dragging{opacity:.4}
.card .c-meta{display:flex;flex-wrap:wrap;gap:.3rem;margin-top:.4rem}

/* Recursos */
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:.8rem}
.rcard{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:.9rem}
.rcard h3{margin:0 0 .3rem;font-size:1rem}
.rcard a{color:var(--focus);word-break:break-all;font-size:.85rem;text-decoration:none}
.rcard a:hover{text-decoration:underline}
.rcard .r-del{float:right;border:none;background:none;color:var(--muted);cursor:pointer}

/* Estado vacío */
.empty{color:var(--muted);text-align:center;padding:2.5rem 1rem;background:var(--surface);
  border:1px dashed var(--line);border-radius:var(--radius)}

/* ===========================================================
   Modales
   =========================================================== */
.modal{position:fixed;inset:0;background:rgba(29,36,51,.4);display:grid;place-items:center;
  padding:1rem;z-index:40}
.modal[hidden]{display:none}
.modal-card{background:var(--surface);border-radius:16px;padding:1.4rem;width:100%;max-width:480px;
  max-height:90vh;overflow:auto;display:flex;flex-direction:column;gap:.7rem;box-shadow:var(--shadow)}
.f-title{border:none;border-bottom:1.5px solid var(--line);font-size:1.15rem;font-weight:600;padding:.4rem .1rem}
.f-title:focus{outline:none;border-color:var(--focus)}
.f-note{border:1px solid var(--line);border-radius:9px;padding:.6rem;min-height:64px;resize:vertical}
.modal-card input:not(.f-title),.modal-card select{border:1px solid var(--line);border-radius:8px;
  padding:.5rem;background:var(--surface-2);width:100%}
.modal-card input:focus,.modal-card select:focus,.f-note:focus{outline:none;border-color:var(--focus);background:#fff}
.f-row{display:flex;gap:.7rem}
.f-row>label{flex:1;display:flex;flex-direction:column;gap:.25rem;font-size:.78rem;color:var(--ink-soft)}
.f-row .chk{flex-direction:row;align-items:center;gap:.4rem;font-size:.9rem;color:var(--ink)}
.f-row .chk input{width:auto}
.f-follow-add{align-items:end}
.followups{display:flex;flex-direction:column;gap:.3rem;max-height:130px;overflow:auto}
.fu{font-size:.82rem;color:var(--ink-soft);background:var(--surface-2);border-radius:7px;padding:.35rem .5rem}
.fu b{color:var(--warn)}
.modal-foot{display:flex;align-items:center;gap:.5rem;margin-top:.4rem}
.spacer{flex:1}

/* ===========================================================
   Modo enfoque
   =========================================================== */
.focus{position:fixed;inset:0;background:linear-gradient(160deg,#0f3f43,#127a82);color:#fff;
  display:grid;place-items:center;z-index:50;padding:2rem}
.focus[hidden]{display:none}
.focus-close{position:absolute;top:calc(1.2rem + env(safe-area-inset-top,0));right:1.4rem;
  background:rgba(255,255,255,.15);border:none;color:#fff;padding:.5rem .9rem;border-radius:9px;cursor:pointer}
.focus-inner{max-width:600px;text-align:center}
.focus-eyebrow{color:rgba(255,255,255,.7);font-size:.9rem;margin:0 0 1rem}
.focus-task{font-family:var(--serif);font-weight:600;font-size:2.4rem;line-height:1.2;margin:0}
.focus-note{color:rgba(255,255,255,.85);margin:1rem 0 0;font-size:1.05rem}
.focus-actions{display:flex;gap:.8rem;justify-content:center;margin-top:2.2rem}
.focus .btn-ghost{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.25);color:#fff}
.focus .btn-primary{background:#fff;color:var(--focus-ink)}

/* ===========================================================
   Toast
   =========================================================== */
.toast{position:fixed;bottom:calc(1.4rem + env(safe-area-inset-bottom,0));left:50%;
  transform:translateX(-50%);background:var(--ink);color:#fff;padding:.6rem 1rem;border-radius:10px;
  font-size:.88rem;z-index:60;box-shadow:var(--shadow)}
.toast[hidden]{display:none}

/* ===========================================================
   Tabs móviles (ocultas en escritorio)
   =========================================================== */
.tabbar{display:none}
@media (max-width:720px){
  .app{grid-template-columns:1fr}
  .side{display:none}
  .main{padding:1rem 1rem 5rem;max-width:100%}
  .board{grid-template-columns:1fr 1fr}
  .capture input{padding-right:1.1rem}
  .capture-hint{display:none}
  .tabbar{display:grid;grid-template-columns:repeat(5,1fr);position:fixed;bottom:0;left:0;right:0;
    background:var(--surface);border-top:1px solid var(--line);z-index:30;
    padding-bottom:env(safe-area-inset-bottom,0)}
  .tab{border:none;background:none;padding:.7rem .2rem;font-size:.72rem;color:var(--muted);cursor:pointer}
  .tab.is-active{color:var(--focus);font-weight:600}
}

@media (prefers-reduced-motion:reduce){*{transition:none!important}}