/* =====================================================
   MyMoney — Design tokens
   Paleta: "ledger nocturno" — azul tinta profundo + coral
   señal para gasto, verde salvia para ingreso.
   Tipografía: Space Grotesk (display/UI) + tabular figures
   para todos los montos.
===================================================== */
@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=IBM+Plex+Mono:wght@500&display=swap');

:root{
  --ink-950:#0B1220;
  --ink-900:#0F1B2D;
  --ink-800:#152540;
  --ink-700:#1E3358;
  --ink-600:#2C4770;
  --paper:#F6F4EF;
  --paper-dim:#E9E5DA;
  --coral:#FF6B5B;
  --coral-dim:#3A2420;
  --sage:#7FD8A6;
  --sage-dim:#173327;
  --amber:#F5C56B;
  --line: rgba(246,244,239,0.09);
  --radius:14px;
  --shadow: 0 12px 30px rgba(0,0,0,0.35);
  --font-display:'Space Grotesk', system-ui, sans-serif;
  --font-mono:'IBM Plex Mono', monospace;
}

*{box-sizing:border-box;}
html,body{height:100%;}
body{
  margin:0;
  font-family:var(--font-display);
  background:var(--ink-950);
  color:var(--paper);
  -webkit-font-smoothing:antialiased;
}
input,select,button,textarea{font-family:inherit;}
a{color:inherit;}

/* ---------- Auth pages ---------- */
.auth-page{
  display:flex;align-items:center;justify-content:center;
  min-height:100vh; padding:24px;
  background:
    radial-gradient(circle at 20% 15%, rgba(255,107,91,0.12), transparent 40%),
    radial-gradient(circle at 85% 80%, rgba(127,216,166,0.10), transparent 45%),
    var(--ink-950);
}
.auth-card{
  width:100%; max-width:380px;
  background:var(--ink-900);
  border:1px solid var(--line);
  border-radius:20px;
  padding:32px 28px;
  box-shadow:var(--shadow);
}
.brand{display:flex;align-items:center;gap:12px;margin-bottom:6px;}
.brand-mark{
  width:40px;height:40px;border-radius:10px;
  background:linear-gradient(135deg, var(--coral), var(--amber));
  display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:20px;color:var(--ink-950);
}
.brand h1{font-size:22px;margin:0;letter-spacing:-0.02em;}
.subtitle{color:#B9C2D0;font-size:14px;margin:4px 0 22px;}
.auth-form{display:flex;flex-direction:column;gap:14px;}
.auth-form label{font-size:13px;color:#B9C2D0;display:flex;flex-direction:column;gap:6px;}
.auth-form input{
  background:var(--ink-800); border:1px solid var(--line); color:var(--paper);
  padding:12px 14px; border-radius:10px; font-size:15px; outline:none;
}
.auth-form input:focus{border-color:var(--coral);}
.btn{
  border:none; border-radius:10px; padding:12px 16px; font-size:15px; font-weight:600;
  cursor:pointer; text-align:center; text-decoration:none; display:inline-block;
}
.btn-primary{background:var(--coral); color:#26100C;}
.btn-primary:active{transform:scale(0.98);}
.btn-ghost{background:transparent; border:1px solid var(--line); color:var(--paper);}
.error-msg{background:var(--coral-dim); color:#FFC9C0; padding:10px 12px; border-radius:8px; font-size:13px; margin-bottom:14px;}
.ok-msg{background:var(--sage-dim); color:#C9F3DA; padding:10px 12px; border-radius:8px; font-size:14px; margin-bottom:16px;}
.auth-footer{margin-top:18px; text-align:center; font-size:13px; color:#8492A6;}

/* ---------- App shell ---------- */
#app{display:none; min-height:100vh; flex-direction:column; padding-bottom:78px;}
#app.ready{display:flex;}
.topbar{
  position:sticky; top:0; z-index:20;
  display:flex; align-items:center; justify-content:space-between;
  padding:16px 18px; background:rgba(11,18,32,0.85); backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.topbar h2{margin:0; font-size:18px; letter-spacing:-0.01em;}
.icon-btn{
  width:36px;height:36px;border-radius:10px;border:1px solid var(--line);
  background:var(--ink-900); color:var(--paper); display:flex;align-items:center;justify-content:center;
  cursor:pointer; font-size:16px;
}

main{flex:1; padding:16px 16px 8px; max-width:640px; width:100%; margin:0 auto;}
.view{display:none;}
.view.active{display:block; animation:fade .18s ease;}
@keyframes fade{from{opacity:0; transform:translateY(4px);} to{opacity:1; transform:none;}}

/* ---------- Cards & stats ---------- */
.card{
  background:var(--ink-900); border:1px solid var(--line); border-radius:var(--radius);
  padding:18px; margin-bottom:14px;
}
.stat-hero{
  background:linear-gradient(160deg, var(--ink-800), var(--ink-900));
  border-radius:20px; padding:22px; margin-bottom:14px; border:1px solid var(--line);
}
.stat-hero .label{color:#9AA7BA; font-size:13px; text-transform:uppercase; letter-spacing:.06em;}
.stat-hero .amount{font-family:var(--font-mono); font-size:34px; font-weight:500; margin-top:4px; font-variant-numeric:tabular-nums;}
.stat-row{display:flex; gap:12px; margin-top:16px;}
.stat-pill{flex:1; background:var(--ink-950); border-radius:12px; padding:12px 14px;}
.stat-pill .label{font-size:12px; color:#9AA7BA;}
.stat-pill .value{font-family:var(--font-mono); font-size:17px; margin-top:2px; font-variant-numeric:tabular-nums;}
.stat-pill.income .value{color:var(--sage);}
.stat-pill.expense .value{color:var(--coral);}

.section-title{font-size:14px; color:#9AA7BA; text-transform:uppercase; letter-spacing:.06em; margin:20px 0 10px;}

/* ---------- Transaction list ---------- */
.txn-item{
  display:flex; align-items:center; gap:12px; padding:12px 4px; border-bottom:1px solid var(--line);
  cursor:pointer;
}
.txn-item:last-child{border-bottom:none;}
.txn-icon{
  width:40px; height:40px; border-radius:10px; display:flex; align-items:center; justify-content:center;
  font-size:18px; flex-shrink:0; background:var(--ink-800);
}
.txn-body{flex:1; min-width:0;}
.txn-title{font-size:15px; font-weight:500;}
.txn-sub{font-size:12.5px; color:#8492A6; margin-top:2px;}
.txn-amount{font-family:var(--font-mono); font-size:15px; font-variant-numeric:tabular-nums; white-space:nowrap;}
.txn-amount.income{color:var(--sage);}
.txn-amount.expense{color:var(--coral);}

/* ---------- Accounts ---------- */
.account-card{
  display:flex; align-items:center; gap:14px; padding:16px; border-radius:var(--radius);
  background:var(--ink-900); border:1px solid var(--line); margin-bottom:10px; cursor:pointer;
}
.account-dot{width:12px;height:12px;border-radius:50%;flex-shrink:0;}
.account-name{font-size:15px; font-weight:500;}
.account-type{font-size:12px; color:#8492A6; text-transform:capitalize;}
.account-balance{margin-left:auto; font-family:var(--font-mono); font-size:16px; font-variant-numeric:tabular-nums;}

/* ---------- Budgets ---------- */
.budget-item{margin-bottom:16px;}
.budget-head{display:flex; justify-content:space-between; font-size:14px; margin-bottom:6px;}
.budget-bar{height:8px; border-radius:6px; background:var(--ink-800); overflow:hidden;}
.budget-fill{height:100%; border-radius:6px; background:var(--sage); transition:width .3s;}
.budget-fill.warn{background:var(--amber);}
.budget-fill.over{background:var(--coral);}

/* ---------- Goals ---------- */
.goal-card{padding:16px;}
.goal-name{font-size:15px; font-weight:600; margin-bottom:8px;}
.goal-progress-track{height:10px; background:var(--ink-800); border-radius:6px; overflow:hidden; margin-bottom:8px;}
.goal-progress-fill{height:100%; background:linear-gradient(90deg, var(--sage), var(--amber)); border-radius:6px;}
.goal-meta{display:flex; justify-content:space-between; font-size:12.5px; color:#9AA7BA; font-family:var(--font-mono);}

/* ---------- Forms / Modal ---------- */
.modal-overlay{
  position:fixed; inset:0; background:rgba(0,0,0,0.6); z-index:50;
  display:none; align-items:flex-end; justify-content:center;
}
.modal-overlay.open{display:flex;}
.modal-sheet{
  width:100%; max-width:480px; background:var(--ink-900); border-radius:20px 20px 0 0;
  padding:20px 20px calc(20px + env(safe-area-inset-bottom)); max-height:88vh; overflow-y:auto;
  border-top:1px solid var(--line);
  animation:slideup .22s ease;
}
@keyframes slideup{from{transform:translateY(24px); opacity:0;} to{transform:none; opacity:1;}}
.modal-head{display:flex; justify-content:space-between; align-items:center; margin-bottom:16px;}
.modal-head h3{margin:0; font-size:17px;}
.form-group{margin-bottom:14px;}
.form-group label{display:block; font-size:13px; color:#B9C2D0; margin-bottom:6px;}
.form-group input, .form-group select, .form-group textarea{
  width:100%; background:var(--ink-800); border:1px solid var(--line); color:var(--paper);
  padding:11px 12px; border-radius:10px; font-size:15px; outline:none;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus{border-color:var(--coral);}
.form-row{display:flex; gap:10px;}
.form-row .form-group{flex:1;}
.type-toggle{display:flex; gap:8px; margin-bottom:14px;}
.type-toggle button{
  flex:1; padding:10px; border-radius:10px; border:1px solid var(--line); background:var(--ink-800);
  color:#B9C2D0; font-weight:600; cursor:pointer; font-size:14px;
}
.type-toggle button.active[data-type="income"]{background:var(--sage-dim); border-color:var(--sage); color:var(--sage);}
.type-toggle button.active[data-type="expense"]{background:var(--coral-dim); border-color:var(--coral); color:var(--coral);}
.type-toggle button.active[data-type="transfer"]{background:var(--ink-700); border-color:var(--ink-600); color:var(--paper);}

.chip-row{display:flex; flex-wrap:wrap; gap:8px;}
.chip{
  padding:8px 12px; border-radius:20px; background:var(--ink-800); border:1px solid var(--line);
  font-size:13px; cursor:pointer; color:var(--paper);
}
.chip.active{background:var(--coral); border-color:var(--coral); color:#26100C; font-weight:600;}

/* ---------- Bottom nav ---------- */
.bottom-nav{
  position:fixed; bottom:0; left:0; right:0; z-index:30;
  background:rgba(11,18,32,0.92); backdrop-filter:blur(12px);
  border-top:1px solid var(--line);
  display:flex; padding:6px 4px calc(6px + env(safe-area-inset-bottom));
}
.nav-btn{
  flex:1; display:flex; flex-direction:column; align-items:center; gap:3px;
  background:none; border:none; color:#7A8699; padding:8px 2px; cursor:pointer; font-size:10.5px;
}
.nav-btn .nav-icon{font-size:19px;}
.nav-btn.active{color:var(--coral);}
.fab{
  position:fixed; bottom:74px; right:18px; z-index:35;
  width:56px; height:56px; border-radius:50%; border:none;
  background:var(--coral); color:#26100C; font-size:26px; font-weight:600;
  box-shadow:0 8px 20px rgba(255,107,91,0.4); cursor:pointer;
}

/* ---------- Misc ---------- */
.empty-state{text-align:center; padding:40px 16px; color:#8492A6;}
.empty-state .emoji{font-size:36px; margin-bottom:10px;}
.toast{
  position:fixed; bottom:150px; left:50%; transform:translateX(-50%);
  background:var(--ink-800); border:1px solid var(--line); padding:10px 18px; border-radius:10px;
  font-size:14px; z-index:60; opacity:0; transition:opacity .25s;
  pointer-events:none;
}
.toast.show{opacity:1;}
.filter-bar{display:flex; gap:8px; overflow-x:auto; padding-bottom:6px; margin-bottom:14px;}
.filter-bar::-webkit-scrollbar{display:none;}
.due-badge{
  font-size:11.5px; font-weight:600; padding:3px 8px; border-radius:20px; white-space:nowrap;
}
.due-badge.due-soon{background:var(--sage-dim); color:var(--sage);}
.due-badge.due-warn{background:rgba(245,197,107,0.15); color:var(--amber);}
.due-badge.due-urgent{background:var(--coral-dim); color:var(--coral);}
.badge-offline{
  position:fixed; top:0; left:0; right:0; background:var(--amber); color:#26100C;
  text-align:center; font-size:12.5px; padding:6px; z-index:100; display:none; font-weight:600;
}
.badge-offline.show{display:block;}
.link-btn{background:none;border:none;color:var(--coral);font-size:13px;cursor:pointer;padding:0;}
.receipt-preview{width:100%; border-radius:10px; margin-top:8px; max-height:180px; object-fit:cover;}
.month-switch{display:flex; align-items:center; justify-content:center; gap:16px; margin-bottom:14px;}
.month-switch button{background:var(--ink-900); border:1px solid var(--line); color:var(--paper); width:32px;height:32px;border-radius:8px;cursor:pointer;}
.month-switch .month-label{font-size:15px; font-weight:600; min-width:130px; text-align:center;}