/* assets/css/app.css — GPLlino (mobile-first) */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --paper:  #f5f2eb;
  --ink:    #111111;
  --mid:    #555555;
  --faint:  #999999;
  --rule:   #d4d0c8;
  --danger: #c00000;
  --bg2:    #edeae0;
  --mono:   'IBM Plex Mono', monospace;
  --max-w:  480px;
}

html { background: var(--paper); }
body {
  font-family: var(--mono);
  background: var(--paper);
  color: var(--ink);
  min-height: 100vh;
  -webkit-tap-highlight-color: transparent;
}
.app {
  max-width: var(--max-w);
  margin: 0 auto;
  position: relative;
  min-height: 100vh;
  background: var(--paper);
}

input, button { font-family: var(--mono); }
input[type=number]::-webkit-inner-spin-button,
input[type=number]::-webkit-outer-spin-button { -webkit-appearance: none; }
input[type=date]::-webkit-calendar-picker-indicator { opacity: 0.5; }

/* ── Topbar ── */
.topbar {
  position: sticky; top: 0; z-index: 100;
  background: var(--paper);
  border-bottom: 1px solid var(--ink);
  height: 52px;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 16px;
}
.topbar__title {
  font-size: 15px; font-weight: 700; letter-spacing: -0.01em;
}
.topbar__actions { display: flex; align-items: center; gap: 16px; }
.topbar__link {
  font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--faint); text-decoration: none;
}
.topbar__link:hover { color: var(--ink); }
.auth-logout {
  position: fixed; top: 14px; right: 16px; z-index: 10;
  font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--faint); text-decoration: none;
}
.auth-logout:hover { color: var(--ink); }

/* ── Bottom nav ── */
.bottomnav {
  position: fixed; bottom: 0; left: 50%; transform: translateX(-50%);
  width: 100%; max-width: var(--max-w);
  background: var(--paper);
  border-top: 1px solid var(--ink);
  display: flex;
  z-index: 200;
  padding-bottom: env(safe-area-inset-bottom, 0px);
}
.bottomnav__item {
  flex: 1;
  display: flex; flex-direction: column; align-items: center; gap: 3px;
  padding: 12px 0 10px;
  text-decoration: none;
  color: var(--faint);
  border-right: 1px solid var(--rule);
}
.bottomnav__item:last-child { border-right: none; }
.bottomnav__icon { font-size: 16px; line-height: 1; color: inherit; }
.bottomnav__label { font-size: 9px; letter-spacing: 0.1em; text-transform: uppercase; color: inherit; }
.bottomnav__item.is-active { color: var(--ink); }
.bottomnav__item.is-active .bottomnav__label { font-weight: 700; }

/* ── Page shell ── */
.page { padding: 20px 16px 80px; }
.page--tight { padding: 16px 16px 80px; }

/* ── Typography ── */
.eyebrow {
  font-size: 9px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--faint); margin-bottom: 12px; text-align: center;
}
h1 { font-size: 24px; font-weight: 700; letter-spacing: -0.02em; margin-bottom: 4px; }
.section-title { font-size: 12px; font-weight: 700; margin-bottom: 10px; margin-top: 4px; }
.text-faint { color: var(--faint); font-size: 12px; }

/* ── HR ── */
hr { border: none; border-top: 1px solid var(--ink); margin: 16px 0; }
hr.light { border-top-color: var(--rule); }

/* ── Gauge ── */
.gauge-wrap { text-align: center; margin-bottom: 8px; }
.gauge-value {
  font-size: 36px; font-weight: 700; letter-spacing: -0.03em;
  margin-top: 4px; line-height: 1; color: var(--ink);
}
.gauge-value.is-danger { color: var(--danger); }
.gauge-value.is-stale { color: var(--faint); }
.gauge-sub { font-size: 12px; color: var(--mid); margin-top: 6px; }
.gauge-sub.is-danger { color: var(--danger); }
.gauge-sub.is-stale { color: var(--faint); }

.stale-warning {
  font-size: 12px; color: var(--danger);
  border: 1px solid var(--danger);
  padding: 10px 14px; text-align: center;
  margin-top: 12px; line-height: 1.5;
}

/* ── Stat cards ── */
.stats-row { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 8px; }
.stat-card {
  background: var(--paper);
  border: 1px solid var(--rule);
  padding: 14px 16px;
  flex: 1 1 calc(50% - 4px);
}
.stat-card--full { flex: 1 1 100%; }
.stat-card__label {
  font-size: 9px; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--faint); margin-bottom: 4px;
}
.stat-card__value {
  font-size: 20px; font-weight: 700; letter-spacing: -0.02em; line-height: 1; color: var(--ink);
}
.stat-card__unit { font-size: 11px; font-weight: 400; color: var(--mid); margin-left: 3px; }

/* ── Buttons ── */
.btn {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase;
  border: 1px solid var(--ink); border-radius: 0;
  padding: 11px 18px; cursor: pointer; text-decoration: none; display: inline-block;
}
.btn--primary { background: var(--ink); color: var(--paper); }
.btn--secondary { background: var(--paper); color: var(--ink); }
.btn--large { font-size: 13px; padding: 16px 24px; }
.btn--mini { font-size: 10px; padding: 8px 12px; }
.btn--full { width: 100%; text-align: center; }
.btn-row { display: flex; gap: 10px; flex-wrap: wrap; }

/* ── User rows (admin) ── */
.user-row {
  border-bottom: 1px solid var(--rule); padding: 12px 0;
  display: flex; justify-content: space-between; align-items: flex-start; gap: 10px;
}
.user-row__email { font-size: 14px; font-weight: 700; color: var(--ink); word-break: break-all; }
.user-row__name { font-size: 11px; color: var(--faint); margin-top: 3px; }
.user-row__actions { display: flex; gap: 8px; flex-shrink: 0; }

/* ── Form ── */
.form-group { margin-bottom: 16px; }
.form-label {
  display: block; font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--faint); margin-bottom: 4px;
}
.form-input, .form-select {
  width: 100%; font-family: var(--mono); font-size: 16px; color: var(--ink);
  background: var(--paper); border: 1px solid var(--ink); border-radius: 0;
  padding: 14px 12px; outline: none; appearance: none; -webkit-appearance: none;
}
.form-hint { font-size: 11px; color: var(--faint); margin-top: 4px; }
.form-error {
  font-size: 12px; color: var(--danger); border: 1px solid var(--danger);
  padding: 10px 14px; margin-bottom: 16px;
}
.form-success {
  font-size: 13px; font-weight: 700; border: 1px solid var(--ink);
  padding: 10px 14px; margin-bottom: 16px; text-align: center;
}

/* ── Tipo toggle ── */
.type-toggle { display: flex; }
.type-toggle a {
  flex: 1; text-align: center; font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase;
  padding: 14px 0; border: 1px solid var(--ink); text-decoration: none;
  background: var(--paper); color: var(--ink); margin-right: -1px;
}
.type-toggle a.is-active { background: var(--ink); color: var(--paper); }

/* ── Refill summary line ── */
.refill-line {
  font-size: 12px; border-top: 1px solid var(--rule); padding: 10px 0;
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 4px;
}
.refill-line strong { font-weight: 700; }
.refill-line .muted { color: var(--faint); }

/* ── History card ── */
.event-card {
  border-bottom: 1px solid var(--rule);
  padding: 12px 0;
  display: flex; justify-content: space-between; align-items: flex-start;
}
.event-card--refill {
  background: var(--bg2);
  margin: 0 -16px;
  padding: 12px 16px;
}
.event-card__type {
  font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--faint); margin-bottom: 3px;
}
.event-card__type.is-refill { color: var(--ink); font-weight: 700; }
.event-card__value { font-size: 15px; font-weight: 700; color: var(--ink); }
.event-card__extra { font-size: 12px; font-weight: 400; color: var(--mid); margin-left: 8px; }
.event-card__cost { font-size: 12px; color: var(--mid); margin-top: 2px; }
.event-card__cost .muted { color: var(--faint); }
.event-card__meta { display: flex; flex-direction: column; align-items: flex-end; gap: 8px; }
.event-card__date { font-size: 11px; color: var(--faint); }
.event-card__del {
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase;
  background: none; border: none; color: var(--faint); cursor: pointer; padding: 4px 0;
}
.event-card__del:hover { color: var(--danger); }

/* ── Quick info box ── */
.info-box {
  font-size: 12px; background: var(--bg2); padding: 10px 14px; margin-bottom: 16px;
  display: flex; justify-content: space-between; align-items: center;
}
.info-box .label { color: var(--faint); font-size: 10px; text-transform: uppercase; letter-spacing: 0.1em; }
.info-box .value { font-weight: 700; }

/* ── Chart ── */
.chart-wrap { height: 180px; margin-bottom: 8px; }
.chart-wrap--tall { height: 200px; }
.chart-legend { font-family: var(--mono); font-size: 9px; color: var(--faint); margin-bottom: 24px; }

/* ── Empty state ── */
.empty { font-size: 13px; color: var(--faint); padding: 32px 0; text-align: center; }

/* ── Auth ── */
.auth-shell { min-height: 100vh; display: flex; flex-direction: column; justify-content: center; padding: 0 24px; }
.auth-wordmark { font-size: 28px; font-weight: 700; letter-spacing: -0.03em; margin-bottom: 4px; }
.auth-subtitle { font-size: 11px; color: var(--faint); margin-bottom: 32px; letter-spacing: 0.08em; text-transform: uppercase; }
.auth-switch { font-size: 11px; color: var(--mid); margin-top: 20px; text-align: center; }
.auth-switch a { color: var(--ink); }