:root {
  --red: #C8102E;
  --red-dark: #9e0c24;
  --navy: #1F2D3D;
  --navy-mid: #2c3e50;
  --steel: #6b7a89;
  --light: #F4F6F8;
  --white: #ffffff;
  --green: #1a9e5c;
  --green-bg: #e8f7f0;
  --amber: #b9600f;
  --amber-bg: #fdf3e7;
  --border: #d5dce4;
  --shadow: 0 2px 12px rgba(31, 45, 61, 0.10);
  --radius: 12px;
}

* { box-sizing: border-box; margin: 0; padding: 0; -webkit-tap-highlight-color: transparent; }

body {
  font-family: 'Barlow', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  background: var(--light);
  color: var(--navy);
  min-height: 100vh;
}

h1, h2, h3 { font-family: 'Barlow Condensed', 'Barlow', system-ui, sans-serif; letter-spacing: 0.01em; }
h2 { font-size: 1.5rem; margin-bottom: 12px; }
h3 { font-size: 1.15rem; margin-bottom: 8px; }

/* ── Cabecera ─────────────────────────── */
#app-header {
  background: var(--navy);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 16px;
  padding-top: max(10px, env(safe-area-inset-top));
  position: sticky;
  top: 0;
  z-index: 10;
}
.brand { display: flex; align-items: center; gap: 10px; min-width: 0; }
.brand img { height: 34px; border-radius: 6px; background: var(--white); }
.brand span { font-family: 'Barlow Condensed', system-ui, sans-serif; font-size: 1.25rem; font-weight: 700; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.header-actions { display: flex; gap: 8px; align-items: center; }
#lang-select { background: var(--navy-mid); color: var(--white); border: 1px solid #44586c; border-radius: 8px; padding: 6px 8px; font: inherit; }
.btn-ghost { background: transparent; color: var(--white); border: 1px solid #44586c; border-radius: 8px; padding: 6px 10px; font: inherit; cursor: pointer; }

#admin-nav {
  display: flex;
  gap: 4px;
  overflow-x: auto;
  background: var(--navy-mid);
  padding: 0 12px;
  position: sticky;
  top: 56px;
  z-index: 9;
}
#admin-nav[hidden] { display: none; }
#admin-nav a {
  color: #c9d3dd;
  text-decoration: none;
  padding: 12px 12px;
  white-space: nowrap;
  border-bottom: 3px solid transparent;
  font-weight: 500;
}
#admin-nav a.current { color: var(--white); border-bottom-color: var(--red); }

main { max-width: 1100px; margin: 0 auto; padding: 16px; padding-bottom: 80px; }

/* ── Elementos comunes ────────────────── */
.card { background: var(--white); border-radius: var(--radius); box-shadow: var(--shadow); padding: 16px; margin-bottom: 16px; }
.muted { color: var(--steel); font-size: 0.9rem; }
.row { display: flex; gap: 12px; flex-wrap: wrap; align-items: end; }
.row > * { flex: 1 1 160px; }
.spread { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 12px; }
.spread h2 { margin: 0; }

label { display: block; font-size: 0.85rem; font-weight: 600; color: var(--steel); margin-bottom: 4px; }
input, select, textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font: inherit;
  font-size: 1rem;
  background: var(--white);
  color: var(--navy);
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--navy); outline-offset: 1px; }
input[type=checkbox] { width: auto; }
.check { display: flex; gap: 8px; align-items: center; font-weight: 500; color: var(--navy); }
.field { margin-bottom: 12px; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 16px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--white);
  color: var(--navy);
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
}
.btn:disabled { opacity: 0.5; cursor: default; }
.btn-primary { background: var(--navy); color: var(--white); border-color: var(--navy); }
.btn-danger { background: var(--white); color: var(--red); border-color: var(--red); }
.btn-small { padding: 6px 10px; font-size: 0.85rem; }
.btn-huge { width: 100%; padding: 22px; font-size: 1.35rem; border-radius: var(--radius); }
.btn-in { background: var(--green); color: var(--white); border-color: var(--green); }
.btn-out { background: var(--red); color: var(--white); border-color: var(--red); }

.badge { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 0.78rem; font-weight: 600; background: #e7ebef; color: var(--navy); }
.badge-green { background: var(--green-bg); color: var(--green); }
.badge-amber { background: var(--amber-bg); color: var(--amber); }
.badge-red { background: #fbe9ec; color: var(--red); }

/* ── Tablas ───────────────────────────── */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
th { text-align: left; font-weight: 600; color: var(--steel); border-bottom: 2px solid var(--border); padding: 8px 6px; white-space: nowrap; }
td { border-bottom: 1px solid var(--border); padding: 8px 6px; vertical-align: top; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
tr.inactive td { color: var(--steel); }
.actions { display: flex; gap: 6px; flex-wrap: wrap; }

/* ── Operario ─────────────────────────── */
.status-card { text-align: center; padding: 24px 16px; }
.status-card.working { border-top: 6px solid var(--green); }
.status-card .ot-big { font-family: 'Barlow Condensed', system-ui, sans-serif; font-size: 2rem; font-weight: 700; }
.timer { font-size: 2.6rem; font-weight: 600; font-variant-numeric: tabular-nums; margin: 12px 0; }
.ot-list { display: grid; gap: 10px; margin-top: 12px; }
.ot-option {
  display: block;
  width: 100%;
  text-align: left;
  padding: 14px 16px;
  border: 2px solid var(--border);
  border-radius: var(--radius);
  background: var(--white);
  font: inherit;
  color: var(--navy);
  cursor: pointer;
}
.ot-option strong { font-size: 1.15rem; display: block; }
.ot-option.selected { border-color: var(--green); background: var(--green-bg); }
.totals { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 16px; }
.stat { background: var(--white); border-radius: var(--radius); box-shadow: var(--shadow); padding: 14px 16px; }
.stat .value { font-size: 1.7rem; font-weight: 700; font-variant-numeric: tabular-nums; }
.stat .label { color: var(--steel); font-size: 0.85rem; }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 12px; margin-bottom: 16px; }

/* ── Login ────────────────────────────── */
.login { max-width: 380px; margin: 40px auto; }
.login img { display: block; width: 120px; margin: 0 auto 16px; border-radius: 12px; }

/* ── Diálogo y aviso ──────────────────── */
dialog { border: none; border-radius: var(--radius); padding: 0; width: min(520px, calc(100vw - 32px)); box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3); }
dialog::backdrop { background: rgba(31, 45, 61, 0.55); }
#dialog-form { padding: 20px; }
.dialog-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 16px; }

#toast {
  position: fixed;
  left: 50%;
  bottom: 24px;
  transform: translateX(-50%) translateY(120px);
  background: var(--navy);
  color: var(--white);
  padding: 12px 18px;
  border-radius: 10px;
  max-width: calc(100vw - 32px);
  transition: transform 0.25s ease;
  z-index: 100;
}
#toast.show { transform: translateX(-50%) translateY(0); }
#toast.error { background: var(--red); }

@media (max-width: 640px) {
  .hide-mobile { display: none; }
  .brand span { font-size: 1.05rem; }
}

.place-choice { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 8px; }
.place-choice .ot-option { text-align: center; font-size: 1.1rem; }

/* ── Inicio de sesión: idioma y forma de ver la pantalla ── */
.login { max-width: 520px; }
.login-langs { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; margin-bottom: 14px; }
.login-lang {
  padding: 12px 4px; font: inherit; font-weight: 600; border-radius: 10px;
  border: 2px solid var(--border); background: var(--white); color: var(--navy); cursor: pointer;
}
.login-lang.selected { border-color: var(--navy); background: var(--navy); color: var(--white); }
.course-link { display: block; text-align: center; margin-top: 16px; color: var(--navy-mid); font-weight: 600; }
.mode-choice { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.mode-option {
  display: flex; flex-direction: column; align-items: center; gap: 4px; padding: 16px 10px;
  font: inherit; border-radius: var(--radius); border: 2px solid var(--navy); background: var(--white);
  color: var(--navy); cursor: pointer;
}
.mode-option strong { font-size: 1.15rem; }
.mode-option .muted { font-size: 0.8rem; }
.mode-option:hover, .mode-option:focus-visible { background: var(--navy); color: var(--white); }
.mode-option:hover .muted, .mode-option:focus-visible .muted { color: #c9d3dd; }
.mode-icon { font-size: 2rem; line-height: 1; }
.login-lang:active, .mode-option:active, .large .ot-option:active, .large .btn:active { transform: scale(0.97); }

/* ── Pantalla grande (ordenadores táctiles) ── */
.mode-large main { max-width: 1000px; }
.large-head { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; margin-bottom: 14px; }
.large-head h2 { font-size: 2rem; margin: 0; }
.large-clock { font-size: 2.6rem; font-weight: 700; font-variant-numeric: tabular-nums; order: 2; }
.mode-large .ot-option { padding: 20px; }
.mode-large .ot-option strong { font-size: 1.5rem; }
.mode-large .place-choice .ot-option { font-size: 1.3rem; padding: 24px; }
.mode-large .btn-huge { padding: 28px; font-size: 1.6rem; }
.mode-large .timer { font-size: 3.4rem; }
.large-exit { margin-top: 4px; }
.large-done { text-align: center; padding: 48px 16px; }
.large-done.in { border-top: 8px solid var(--green); }
.large-done.out { border-top: 8px solid var(--red); }
.large-check { font-size: 5rem; line-height: 1; color: var(--green); }
.large-done.out .large-check { color: var(--red); }
.large-done-time { font-size: 3.5rem; font-weight: 700; font-variant-numeric: tabular-nums; margin: 8px 0; }

/* ── Mis fichajes (tarjetas) ──────────── */
.entry-cards { list-style: none; }
.entry-card { display: flex; justify-content: space-between; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--border); }
.entry-card:last-child { border-bottom: none; }
.entry-card-hours { text-align: right; display: flex; flex-direction: column; align-items: flex-end; gap: 4px; }
.entry-card-hours span:first-child { font-size: 1.15rem; font-weight: 700; font-variant-numeric: tabular-nums; }

@media (max-width: 640px) {
  .login-langs { grid-template-columns: repeat(2, 1fr); }
}
.mode-large .status-card .ot-big { font-size: 3rem; }
.mode-large .status-card { font-size: 1.2rem; }