/* =====================================================================
   Zeiterfassung – Design-Tokens
   Palette: "Werkshalle" – kühles Papier, Grünschwarz, Grünspan-Akzent
   ===================================================================== */
:root {
  --paper:     #F3F5F1;
  --card:      #FFFFFF;
  --ink:       #17211B;
  --ink-soft:  #55655C;
  --line:      #D9DFD7;
  --accent:    #1F7A5C;   /* Grünspan – "Eingestempelt", Primäraktionen */
  --accent-ink:#FFFFFF;
  --amber:     #B97E22;   /* Pause */
  --brick:     #B44A35;   /* Gehen / Fehler */
  --shadow:    0 1px 2px rgba(23, 33, 27, .06), 0 8px 24px rgba(23, 33, 27, .05);

  --font-body: "Archivo", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, "SF Mono", Consolas, monospace;
}

html[data-theme="dark"] {
  --paper:    #121A15;
  --card:     #1B2620;
  --ink:      #E9EEE9;
  --ink-soft: #93A69B;
  --line:     #2C3A32;
  --accent:   #3BA47F;
  --amber:    #D6A04A;
  --brick:    #D0705B;
  --shadow:   0 1px 2px rgba(0,0,0,.4), 0 8px 24px rgba(0,0,0,.35);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font-body);
  background: var(--paper);
  color: var(--ink);
  font-size: 15px;
  line-height: 1.5;
}
a { color: var(--accent); }
h2, h3 { font-weight: 700; letter-spacing: -.01em; margin: 0 0 .75rem; }
small { color: var(--ink-soft); }
.mono { font-family: var(--font-mono); font-variant-numeric: tabular-nums; }
.pos { color: var(--accent); }
.neg { color: var(--brick); }
.empty { color: var(--ink-soft); text-align: center; padding: 1.5rem !important; }
.center { text-align: center; }
.hint { color: var(--ink-soft); font-size: .85rem; }

/* ------------------------- App-Shell ------------------------- */
.shell { display: flex; min-height: 100vh; }
.sidebar {
  width: 230px; flex-shrink: 0;
  background: var(--ink);
  color: #E9EEE9;
  display: flex; flex-direction: column;
  padding: 1.25rem 1rem;
  position: sticky; top: 0; height: 100vh;
}
html[data-theme="dark"] .sidebar { background: #0D130F; }
.brand { display: flex; align-items: center; gap: .6rem; font-weight: 800; font-size: 1.05rem; margin-bottom: 1.5rem; }
.brand-mark { font-size: 1.4rem; }
.brand-mark.big { font-size: 2.6rem; }
.nav { display: flex; flex-direction: column; gap: .15rem; flex: 1; }
.nav-group { margin: 1rem 0 .25rem; font-size: .72rem; text-transform: uppercase; letter-spacing: .1em; color: #93A69B; }
.nav-link {
  color: #CBD8CF; text-decoration: none; padding: .5rem .65rem; border-radius: 6px; font-weight: 500;
}
.nav-link:hover { background: rgba(255,255,255,.08); color: #fff; }
.sidebar-footer { display: flex; flex-direction: column; gap: .35rem; margin-top: 1rem; }
.btn-ghost {
  background: transparent; border: 1px solid rgba(255,255,255,.25); color: #CBD8CF;
  border-radius: 6px; padding: .45rem .65rem; cursor: pointer; font: inherit; width: 100%;
}
.btn-ghost:hover { border-color: #fff; color: #fff; }

.main { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.topbar {
  display: flex; align-items: center; gap: 1rem;
  padding: .85rem 1.5rem; border-bottom: 1px solid var(--line);
  background: var(--card); position: sticky; top: 0; z-index: 5;
}
.topbar-title { font-weight: 700; font-size: 1.05rem; flex: 1; }
.topbar-user { font-size: .88rem; color: var(--ink-soft); display: flex; align-items: center; gap: .5rem; }
.burger { display: none; background: none; border: 1px solid var(--line); border-radius: 6px; font-size: 1.1rem; padding: .25rem .6rem; cursor: pointer; color: var(--ink); }
.content { padding: 1.5rem; display: flex; flex-direction: column; gap: 1.25rem; max-width: 1200px; width: 100%; }

/* ------------------------- Karten & Tabellen ------------------------- */
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: 10px;
  padding: 1.25rem; box-shadow: var(--shadow);
}
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: .9rem; }
th { text-align: left; font-size: .72rem; text-transform: uppercase; letter-spacing: .08em; color: var(--ink-soft); padding: .5rem .6rem; border-bottom: 2px solid var(--line); white-space: nowrap; }
td { padding: .55rem .6rem; border-bottom: 1px solid var(--line); vertical-align: middle; }
tr:last-child td { border-bottom: none; }
.row-inactive td { opacity: .45; }
.actions { display: flex; gap: .35rem; flex-wrap: wrap; }
.actions form { display: inline; }

/* ------------------------- Badges & Alerts ------------------------- */
.badge {
  display: inline-block; font-size: .7rem; font-weight: 600; padding: .12rem .5rem;
  border-radius: 999px; background: var(--line); color: var(--ink-soft); white-space: nowrap;
}
.badge-in, .badge-approved { background: color-mix(in srgb, var(--accent) 15%, transparent); color: var(--accent); }
.badge-break, .badge-warn, .badge-open { background: color-mix(in srgb, var(--amber) 18%, transparent); color: var(--amber); }
.badge-rejected { background: color-mix(in srgb, var(--brick) 15%, transparent); color: var(--brick); }
.badge-holiday { background: color-mix(in srgb, var(--accent) 15%, transparent); color: var(--accent); }
.alert { margin: 1rem 1.5rem 0; padding: .7rem 1rem; border-radius: 8px; font-size: .9rem; }
.guest .alert { margin: 0 0 1rem; }
.alert-success { background: color-mix(in srgb, var(--accent) 14%, transparent); color: var(--accent); }
.alert-error   { background: color-mix(in srgb, var(--brick) 14%, transparent);  color: var(--brick); }
.alert-info    { background: color-mix(in srgb, var(--amber) 14%, transparent);  color: var(--amber); }

/* ------------------------- Buttons & Formulare ------------------------- */
.btn {
  display: inline-block; background: var(--card); border: 1px solid var(--line); color: var(--ink);
  border-radius: 7px; padding: .5rem .95rem; font: inherit; font-weight: 600; cursor: pointer;
  text-decoration: none; text-align: center;
}
.btn:hover { border-color: var(--ink-soft); }
.btn-primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn-primary:hover { filter: brightness(1.06); }
.btn-danger { color: var(--brick); border-color: color-mix(in srgb, var(--brick) 40%, transparent); }
.btn-small { padding: .25rem .6rem; font-size: .78rem; }
.btn-block { width: 100%; }
.page-actions { display: flex; justify-content: flex-end; }

.form { display: flex; flex-direction: column; gap: .9rem; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: .9rem 1.25rem; }
.span-2 { grid-column: span 2; }
.form-grid h3 { margin: .75rem 0 0; padding-bottom: .35rem; border-bottom: 1px solid var(--line); }
.inline-form { flex-direction: row; flex-wrap: wrap; align-items: flex-end; }
.inline-form .grow { flex: 1; min-width: 180px; }
.field { display: flex; flex-direction: column; gap: .3rem; font-size: .85rem; font-weight: 600; }
.field small { font-weight: 400; }
.field input, .field select, .field textarea {
  font: inherit; font-weight: 400; padding: .55rem .7rem; border: 1px solid var(--line);
  border-radius: 7px; background: var(--paper); color: var(--ink); min-width: 0;
}
.field input:focus, .field select:focus, .field textarea:focus,
.btn:focus-visible, .stamp:focus-visible, a:focus-visible {
  outline: 2px solid var(--accent); outline-offset: 1px;
}
.form-actions { display: flex; justify-content: flex-end; gap: .6rem; }

/* =====================================================================
   Signatur-Element: die Stempeluhr
   ===================================================================== */
.punch { text-align: left; }
.punch-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 1rem; flex-wrap: wrap; }
.punch-welcome { font-size: 1.3rem; margin-bottom: .1rem; }
.punch-date { color: var(--ink-soft); margin: 0; }

.lamp { display: flex; align-items: center; gap: .5rem; font-weight: 700; }
.lamp-dot { width: 12px; height: 12px; border-radius: 50%; background: var(--ink-soft); }
.punch[data-state="in"]    .lamp { color: var(--accent); }
.punch[data-state="in"]    .lamp-dot { background: var(--accent); animation: pulse 2s infinite; }
.punch[data-state="break"] .lamp { color: var(--amber); }
.punch[data-state="break"] .lamp-dot { background: var(--amber); animation: pulse 2s infinite; }
.punch[data-state="done"]  .lamp { color: var(--ink-soft); }
@keyframes pulse { 50% { box-shadow: 0 0 0 6px color-mix(in srgb, currentColor 20%, transparent); } }
@media (prefers-reduced-motion: reduce) { .lamp-dot { animation: none !important; } }

.clock {
  font-family: var(--font-mono); font-weight: 600; font-variant-numeric: tabular-nums;
  font-size: clamp(3rem, 10vw, 5.5rem); letter-spacing: .02em;
  margin: .75rem 0 1rem; line-height: 1;
}

.punch-buttons { display: grid; grid-template-columns: repeat(4, 1fr); gap: .7rem; }
.stamp {
  font: inherit; font-weight: 700; font-size: 1rem;
  padding: 1rem .5rem; border-radius: 10px; cursor: pointer;
  border: 1px solid var(--line); border-bottom-width: 4px;
  background: var(--paper); color: var(--ink);
  transition: transform .05s ease;
}
.stamp:active:not(:disabled) { transform: translateY(3px); border-bottom-width: 1px; }
.stamp:disabled { opacity: .35; cursor: not-allowed; }
.stamp-in    { background: var(--accent); border-color: color-mix(in srgb, var(--accent) 70%, black); color: var(--accent-ink); }
.stamp-out   { background: var(--brick);  border-color: color-mix(in srgb, var(--brick) 70%, black);  color: #fff; }
.stamp-break { background: color-mix(in srgb, var(--amber) 16%, var(--card)); border-color: color-mix(in srgb, var(--amber) 55%, var(--line)); color: var(--amber); }

.punch-error { color: var(--brick); font-weight: 600; margin: .6rem 0 0; }

.punch-stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: .75rem; margin: 1.25rem 0 0; }
.punch-stats > div { border-top: 2px solid var(--line); padding-top: .5rem; }
.punch-stats dt { font-size: .72rem; text-transform: uppercase; letter-spacing: .08em; color: var(--ink-soft); }
.punch-stats dd { margin: .1rem 0 0; font-family: var(--font-mono); font-size: 1.15rem; font-weight: 600; }

/* ------------------------- Admin: KPIs & Diagramm ------------------------- */
.kpi-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: .9rem; }
.kpi { display: flex; flex-direction: column; gap: .15rem; padding: 1rem; }
.kpi-value { font-family: var(--font-mono); font-size: 1.7rem; font-weight: 600; }
.kpi-label { font-size: .78rem; color: var(--ink-soft); }
.kpi-warn .kpi-value { color: var(--brick); }

.chart { display: flex; align-items: flex-end; gap: .4rem; height: 160px; padding-top: .5rem; }
.chart-col { flex: 1; display: flex; flex-direction: column; justify-content: flex-end; align-items: center; gap: .3rem; height: 100%; }
.chart-bar { width: 100%; max-width: 42px; background: var(--accent); border-radius: 4px 4px 0 0; min-height: 2px; }
.chart-label { font-size: .68rem; color: var(--ink-soft); font-family: var(--font-mono); }

.pager { display: flex; justify-content: space-between; margin-top: 1rem; }
.ua { max-width: 220px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ------------------------- Gast (Login) ------------------------- */
body.guest { display: grid; place-items: center; min-height: 100vh; padding: 1rem; }
.guest-wrap { width: 100%; max-width: 400px; }
.guest-brand { text-align: center; margin-bottom: 1.25rem; }
.guest-title { margin: .4rem 0 0; font-size: 1.5rem; letter-spacing: -.01em; }
.guest-sub { margin: 0; color: var(--ink-soft); text-transform: uppercase; letter-spacing: .18em; font-size: .72rem; }

/* ------------------------- Responsive ------------------------- */
@media (max-width: 900px) {
  .sidebar {
    position: fixed; z-index: 20; height: 100vh; left: 0; top: 0;
    transform: translateX(-100%); transition: transform .2s ease;
  }
  .sidebar.open { transform: translateX(0); box-shadow: 0 0 0 100vmax rgba(0,0,0,.35); }
  .burger { display: block; }
  .content { padding: 1rem; }
  .punch-buttons { grid-template-columns: 1fr 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .span-2 { grid-column: span 1; }
  .inline-form { flex-direction: column; align-items: stretch; }
}
@media (max-width: 480px) {
  .punch-buttons { grid-template-columns: 1fr; }
  .topbar-user .badge { display: none; }
}