/* ---------- Tema ---------- */
:root{
  --plum-950:#241329;
  --plum-800:#3d1f49;
  --plum-600:#5b2a6e;
  --plum-400:#8a4ca3;
  --rose-500:#e85d75;
  --rose-600:#d94663;
  --gold-400:#e0b25e;
  --bg:#faf6fb;
  --card:#ffffff;
  --ink:#2a1f30;
  --ink-soft:#6b5c73;
  --line:#e8dcee;
  --good:#2f9e6f;
  --good-bg:#e5f7ee;
  --bad:#d9455f;
  --bad-bg:#fbe6ea;
  --warn-bg:#fff3d6;
  --radius:14px;
  --radius-sm:9px;
  --shadow:0 4px 18px rgba(60,20,70,.08);
}

*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  background:var(--bg);
  color:var(--ink);
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none;}
h1,h2,h3{margin:0 0 .4em;font-weight:700;letter-spacing:-.01em;}
h1{font-size:1.4rem;}
h2{font-size:1.15rem;}
p{margin:0 0 .6em;color:var(--ink-soft);}

/* ---------- Top bar ---------- */
.topbar{
  position:sticky;top:0;z-index:20;
  background:linear-gradient(135deg,var(--plum-800),var(--plum-600));
  color:#fff;
  box-shadow:var(--shadow);
}
.topbar-inner{
  max-width:900px;margin:0 auto;
  display:flex;align-items:center;gap:12px;
  padding:12px 16px;
}
.brand{font-weight:800;font-size:1.05rem;color:#fff;flex:1;}
.user-chip{font-size:.8rem;opacity:.9;white-space:nowrap;}
.logout-link{
  font-size:.8rem;background:rgba(255,255,255,.15);
  padding:6px 10px;border-radius:20px;white-space:nowrap;
}

/* ---------- Page container ---------- */
.page{max-width:900px;margin:0 auto;padding:16px;}
.page.with-nav{padding-bottom:88px;}

/* ---------- Bottom nav (mobile-first) ---------- */
.bottom-nav{
  position:fixed;bottom:0;left:0;right:0;z-index:30;
  display:flex;background:#fff;border-top:1px solid var(--line);
  box-shadow:0 -4px 16px rgba(60,20,70,.08);
  padding-bottom:env(safe-area-inset-bottom);
}
.bottom-nav a{
  flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;
  padding:9px 2px 8px;font-size:.68rem;color:var(--ink-soft);font-weight:600;
}
.bottom-nav a .icon{font-size:1.25rem;line-height:1;}
.bottom-nav a.active{color:var(--rose-600);}

@media (min-width:720px){
  .bottom-nav{
    position:sticky;top:56px;bottom:auto;flex-direction:row;justify-content:center;
    gap:6px;border-top:none;border-bottom:1px solid var(--line);box-shadow:none;background:#fff9fc;
  }
  .bottom-nav a{flex:none;flex-direction:row;padding:10px 18px;border-radius:20px;}
  .bottom-nav a.active{background:var(--rose-500);color:#fff;}
  .page.with-nav{padding-bottom:16px;}
}

/* ---------- Cards / layout ---------- */
.card{
  background:var(--card);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:16px;margin-bottom:14px;
}
.card-header{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:10px;}
.list{display:flex;flex-direction:column;gap:10px;}
.list-item{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:12px 14px;
}
.list-item .title{font-weight:700;}
.list-item .sub{font-size:.82rem;color:var(--ink-soft);}
.list-item .actions{display:flex;gap:8px;flex-shrink:0;}

.empty-state{
  text-align:center;padding:36px 16px;color:var(--ink-soft);
}
.empty-state .emoji{font-size:2.2rem;display:block;margin-bottom:8px;}

/* ---------- Forms ---------- */
label{display:block;font-size:.85rem;font-weight:600;margin:12px 0 5px;}
input[type=text],input[type=email],input[type=password],input[type=number],
input[type=date],input[type=tel],select,textarea{
  width:100%;padding:11px 12px;border:1.5px solid var(--line);border-radius:var(--radius-sm);
  font-size:1rem;background:#fff;color:var(--ink);
}
input:focus,select:focus,textarea:focus{outline:2px solid var(--rose-500);outline-offset:1px;border-color:var(--rose-500);}
.checkbox-grid{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px;}
.checkbox-grid label{
  display:flex;align-items:center;gap:6px;margin:0;font-weight:600;font-size:.85rem;
  border:1.5px solid var(--line);padding:8px 12px;border-radius:20px;cursor:pointer;
}
.checkbox-grid input{width:auto;}
.checkbox-grid input:checked + span{color:var(--rose-600);}

.form-actions{display:flex;gap:10px;margin-top:18px;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  padding:10px 16px;border-radius:20px;border:none;font-weight:700;font-size:.9rem;
  cursor:pointer;text-align:center;
}
.btn-primary{background:var(--rose-500);color:#fff;}
.btn-primary:hover{background:var(--rose-600);}
.btn-outline{background:#fff;color:var(--plum-600);border:1.5px solid var(--line);}
.btn-outline:hover{border-color:var(--plum-400);}
.btn-danger{background:var(--bad-bg);color:var(--bad);}
.btn-sm{padding:6px 12px;font-size:.78rem;}
.btn-block{width:100%;}
.icon-btn{
  border:none;background:var(--bg);width:36px;height:36px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;font-size:1rem;cursor:pointer;
}

/* ---------- Status pills / toggles ---------- */
.pill{display:inline-flex;align-items:center;gap:5px;padding:5px 12px;border-radius:20px;font-size:.78rem;font-weight:700;}
.pill-good{background:var(--good-bg);color:var(--good);}
.pill-bad{background:var(--bad-bg);color:var(--bad);}
.pill-warn{background:var(--warn-bg);color:#9a6b12;}

.toggle-row{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:12px 14px;border:1px solid var(--line);border-radius:var(--radius-sm);background:#fff;
}
.toggle-row .name{font-weight:700;}
.toggle-btns{display:flex;gap:6px;}
.toggle-btns button{
  border:1.5px solid var(--line);background:#fff;padding:8px 14px;border-radius:20px;
  font-weight:700;font-size:.8rem;cursor:pointer;color:var(--ink-soft);
}
.toggle-btns button.on-present,.toggle-btns button.on-paid,.toggle-btns button.on-received{
  background:var(--good);border-color:var(--good);color:#fff;
}
.toggle-btns button.on-absent,.toggle-btns button.on-unpaid,.toggle-btns button.on-notreceived{
  background:var(--bad);border-color:var(--bad);color:#fff;
}

/* ---------- Flash messages ---------- */
.flash{padding:12px 14px;border-radius:var(--radius-sm);margin-bottom:14px;font-weight:600;font-size:.9rem;}
.flash-success{background:var(--good-bg);color:var(--good);}
.flash-error{background:var(--bad-bg);color:var(--bad);}

/* ---------- Auth pages ---------- */
.auth-wrap{
  min-height:100vh;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(160deg,var(--plum-950),var(--plum-600) 70%);padding:20px;
}
.auth-card{
  background:#fff;border-radius:18px;padding:32px 26px;max-width:380px;width:100%;
  box-shadow:0 20px 50px rgba(0,0,0,.3);
}
.auth-card h1{text-align:center;margin-bottom:4px;}
.auth-card .tagline{text-align:center;color:var(--ink-soft);margin-bottom:22px;font-size:.85rem;}

/* ---------- Breadcrumb / filter bar ---------- */
.filter-bar{display:flex;flex-wrap:wrap;gap:10px;align-items:flex-end;margin-bottom:16px;}
.filter-bar .field{flex:1;min-width:140px;}
.filter-bar label{margin:0 0 5px;}

.crumb{font-size:.82rem;color:var(--ink-soft);margin-bottom:10px;}
.crumb a{color:var(--plum-600);font-weight:600;}

.dash-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;}
@media(min-width:600px){.dash-grid{grid-template-columns:repeat(4,1fr);}}
.dash-tile{
  background:var(--card);border-radius:var(--radius);padding:16px;box-shadow:var(--shadow);
  text-align:center;
}
.dash-tile .num{font-size:1.6rem;font-weight:800;color:var(--plum-600);}
.dash-tile .lbl{font-size:.75rem;color:var(--ink-soft);font-weight:600;}