/* ─────────────────────────────────────────────────────────────────────────
 * Welcome Days · Computacenter — Styles
 * Light + Dark Mode, Albert Sans, Computacenter-Blau (#0D21A0)
 * ───────────────────────────────────────────────────────────────────────── */

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

:root {
  --bg:           #FAFAFF;
  --surface:      #FFFFFF;
  --surface-2:    #F5F5F8;
  --text:         #2A2A2B;
  --text-muted:   #494A4D;
  --text-dim:     #8C8C8F;
  --border:       #B8BDC9;
  --border-soft:  #D9DBE0;
  --primary:      #0D21A0;
  --primary-hover:#0B1C8A;
  --accent:       #49ABEB;
  --success:      #54C664;
  --success-soft: #E8F5E9;
  --success-text: #2A7A3B;
  --warning:      #FF7900;
  --warning-soft: #FFF3E0;
  --warning-text: #b35900;
  --danger:       #F12938;
  --hour-px:      60px;
  --time-col-w:   52px;
  --shadow-sm:    0 1px 3px rgba(0,0,0,0.08);
  --shadow-md:    0 4px 12px rgba(13,33,160,0.10);
  --shadow-lg:    0 16px 48px rgba(1,23,73,0.20);
}

body.dark {
  --bg:           #0D0F1A;
  --surface:      #011749;
  --surface-2:    #010e2e;
  --text:         #FAFAFF;
  --text-muted:   #C4C7CC;
  --text-dim:     #8C8C8F;
  --border:       #1a2d5a;
  --border-soft:  #1a2d5a;
  --primary:      #49ABEB;
  --primary-hover:#3692d0;
  --shadow-sm:    0 1px 3px rgba(0,0,0,0.4);
  --shadow-md:    0 4px 12px rgba(0,0,0,0.5);
  --shadow-lg:    0 16px 48px rgba(0,0,0,0.6);
}

html, body {
  height: 100%;
  font-family: 'Albert Sans', system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  font-size: 14px;
}

button { font-family: inherit; cursor: pointer; }
input, select { font-family: inherit; font-size: 14px; }

.hidden { display: none !important; }

/* ─── Header ───────────────────────────────────────────────────────────── */
.header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 20px; height: 64px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 200;
}
.header-left  { display: flex; align-items: center; gap: 14px; }
.header-right { display: flex; align-items: center; gap: 8px; }
.logo-mark {
  height: 38px;
  width: auto;          /* Aspect-Ratio des PNG beibehalten */
  display: block;
}
.header-title { font-size: 15px; font-weight: 700; color: var(--text); }
.header-sub   { font-size: 12px; color: var(--text-dim); }
body.dark .header-sub { color: var(--accent); }

.btn-theme {
  width: 34px; height: 34px; border-radius: 7px;
  border: 1px solid var(--border); background: var(--surface);
  display: flex; align-items: center; justify-content: center;
  transition: background 150ms, border-color 150ms;
}
.btn-theme:hover { background: var(--surface-2); }
.btn-theme svg { width: 16px; height: 16px; stroke: var(--text-muted); fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
body.dark .btn-theme svg { stroke: var(--accent); }

.btn-user, .btn-logout, .btn-login {
  font-size: 12px; font-weight: 500;
  padding: 6px 12px; border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--surface); color: var(--text-muted);
}
.btn-user:hover, .btn-logout:hover, .btn-login:hover { background: var(--surface-2); }

.btn-new {
  font-size: 12px; font-weight: 700;
  padding: 7px 14px; border-radius: 6px; border: none;
  background: var(--primary); color: #fff;
  display: flex; align-items: center; gap: 5px;
  transition: background 150ms;
}
.btn-new:hover { background: var(--primary-hover); }

/* ─── Toolbar (Filter) ─────────────────────────────────────────────────── */
.toolbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 8px 20px; background: var(--surface);
  border-bottom: 1px solid var(--border-soft);
  font-size: 12px; color: var(--text-muted);
}
.toolbar-left  { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.toolbar-right { font-size: 11px; color: var(--text-dim); display: flex; align-items: center; gap: 12px; }

.clipboard-pill {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--primary); color: #fff;
  padding: 4px 6px 4px 10px; border-radius: 999px;
  font-size: 11px; font-weight: 600;
}
.clipboard-pill button {
  background: rgba(255,255,255,0.25); border: none; color: #fff;
  width: 18px; height: 18px; border-radius: 50%;
  font-size: 13px; line-height: 1;
  display: inline-flex; align-items: center; justify-content: center;
  cursor: pointer;
}
.clipboard-pill button:hover { background: rgba(255,255,255,0.4); }
.legend-item {
  display: flex; align-items: center; gap: 6px;
  cursor: pointer; user-select: none;
}
.legend-item input { cursor: pointer; accent-color: var(--primary); }
.legend-dot {
  width: 12px; height: 12px; border-radius: 3px;
  background: var(--primary);
}
.legend-dot.tentative {
  background: var(--primary); opacity: 0.55;
  position: relative; overflow: hidden;
}
.legend-dot.tentative::before {
  content: ''; position: absolute; inset: 0;
  background: repeating-linear-gradient(-45deg,
    rgba(255,255,255,0.6) 0 1px, transparent 1px 4px);
}
.legend-dot.weekend {
  background: repeating-linear-gradient(45deg,
    var(--surface-2) 0 4px, var(--bg) 4px 12px);
  border: 1px solid var(--border-soft);
}

/* ─── Calendar shell ───────────────────────────────────────────────────── */
.cal-wrap {
  overflow: auto;
  height: calc(100vh - 117px); /* Header (64) + Toolbar (~37) + Border */
}
.cal-grid {
  display: grid;
  grid-template-columns: var(--time-col-w) repeat(8, 1fr);
  min-width: 900px;
  position: relative;
  padding-bottom: 22px;  /* Platz für den 17:00-Marker unter der letzten Linie */
}

.cal-corner {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  border-right: 1px solid var(--border-soft);
  position: sticky; top: 0; left: 0; z-index: 110;
}

.cal-day-header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  border-right: 1px solid var(--border-soft);
  padding: 8px 0; text-align: center;
  position: sticky; top: 0; z-index: 100;
}
.cal-day-header.weekend { background: var(--surface-2); }
.cal-day-header .day-name {
  font-size: 11px; font-weight: 600;
  color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.05em;
}
.cal-day-header .day-num {
  font-size: 15px; font-weight: 800;
  color: var(--text); margin-top: 2px;
}
.cal-day-header.today .day-num { color: var(--primary); }
body.dark .cal-day-header .day-name { color: var(--accent); }
body.dark .cal-day-header .day-num  { color: var(--text); }

.time-label {
  background: var(--surface);
  border-right: 1px solid var(--border-soft);
  border-bottom: 1px solid var(--border-soft);
  padding: 4px 8px 0 0;
  font-size: 11px; color: var(--text-dim); font-weight: 500;
  display: flex; align-items: flex-start; justify-content: flex-end;
  height: var(--hour-px);
  position: sticky; left: 0; z-index: 50;
}
/* 17:00 unterhalb der untersten Linie, in der Time-Spalte (kein extra Row) */
.time-label.last::after {
  content: attr(data-end);
  position: absolute;
  top: calc(100% + 4px); right: 8px;
  font-size: 11px; color: var(--text-dim); font-weight: 500;
  pointer-events: none;
}

.cal-cell {
  border-right: 1px solid var(--border-soft);
  border-bottom: 1px solid var(--border-soft);
  height: var(--hour-px);
  position: relative;
  transition: background 100ms;
}
.cal-cell:hover { background: rgba(13,33,160,0.04); cursor: pointer; }
.event.dragging {
  opacity: 0.35;
  cursor: grabbing;
}
.event[draggable="true"] { cursor: grab; }
.event[draggable="true"]:active { cursor: grabbing; }

/* Drop-Vorschau: 15-Min-präzise an der Snap-Position, in Event-Größe */
.drop-preview {
  pointer-events: none;
  z-index: 50;
  opacity: 0.85;
  outline: 2px dashed rgba(255,255,255,0.95);
  outline-offset: -3px;
  font-size: 11px; font-weight: 700; color: #fff;
  padding: 4px 8px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  box-shadow: 0 4px 14px rgba(0,0,0,0.25);
}

/* Belegte Time-Optionen im Modal */
.form-select option:disabled {
  color: var(--text-dim);
  font-style: italic;
}
body.dark .cal-cell { background: var(--surface-2); }
body.dark .cal-cell:hover { background: rgba(73,171,235,0.06); }

.cal-cell.weekend {
  background: repeating-linear-gradient(45deg,
    var(--surface-2) 0 4px, var(--bg) 4px 12px);
  cursor: not-allowed;
}
.cal-cell.weekend:hover {
  background: repeating-linear-gradient(45deg,
    var(--surface-2) 0 4px, var(--bg) 4px 12px);
}
body.dark .cal-cell.weekend,
body.dark .cal-cell.weekend:hover {
  background: repeating-linear-gradient(45deg,
    #060d1e 0 4px, #1a2d5a 4px 12px);
}
body.dark .cal-day-header.weekend { background: #060d1e; }
body.dark .legend-dot.weekend {
  background: repeating-linear-gradient(45deg,
    #060d1e 0 4px, #1a2d5a 4px 12px);
  border-color: var(--border);
}


/* ─── Event tiles ──────────────────────────────────────────────────────── */
.event {
  position: absolute; left: 3px; right: 3px;
  border-radius: 5px; padding: 4px 7px 4px 13px;
  font-size: 11px; font-weight: 600; color: #fff;
  cursor: pointer; overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: filter 120ms, transform 120ms;
  z-index: 10;
  display: flex; flex-direction: column; gap: 1px;
  min-height: 18px;
}
.event:hover { filter: brightness(0.92); transform: scale(1.01); }
.event.tentative { opacity: 0.55; }
.event.tentative::before {
  content: '';
  position: absolute; left: 0; top: 0; bottom: 0; width: 8px;
  background: repeating-linear-gradient(-45deg,
    rgba(255,255,255,0.9) 0 2px, transparent 2px 6px);
}
.event.tentative:hover { opacity: 0.78; }
.event-title {
  font-size: 11px; font-weight: 700; line-height: 1.25;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  flex-shrink: 0;
}
.event-meta {
  font-size: 10px; font-weight: 400; opacity: 0.9;
  line-height: 1.3;
  overflow: hidden;
  flex-shrink: 0;
  /* Single-Line per Default; bei genug Höhe via --meta-lines auf Mehrzeilen */
  display: -webkit-box;
  -webkit-line-clamp: var(--meta-lines, 1);
          line-clamp: var(--meta-lines, 1);
  -webkit-box-orient: vertical;
  word-break: break-word;
  text-overflow: ellipsis;
}
.event-badge {
  display: inline-block;
  font-size: 9px; font-weight: 800; letter-spacing: 0.04em;
  text-transform: uppercase;
  background: rgba(255,255,255,0.22);
  border: 1px solid rgba(255,255,255,0.45);
  border-radius: 3px; padding: 1px 5px;
  align-self: flex-start;
  margin-top: auto;
  flex-shrink: 0;
}

/* ─── Modals ───────────────────────────────────────────────────────────── */
.modal-bg {
  display: none; position: fixed; inset: 0;
  background: rgba(1,23,73,0.35); backdrop-filter: blur(2px);
  z-index: 500;
  align-items: center; justify-content: center;
}
.modal-bg.open { display: flex; }
.modal {
  background: var(--surface);
  border-radius: 10px;
  width: 440px; max-width: 95vw;
  max-height: 92vh;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  display: flex; flex-direction: column;
}
.modal-header {
  padding: 20px 24px 16px;
  border-bottom: 1px solid var(--border-soft);
}
.modal-title { font-size: 17px; font-weight: 800; color: var(--text); }
.modal-sub   { font-size: 12px; color: var(--text-dim); margin-top: 3px; }
body.dark .modal-sub { color: var(--accent); }

.modal-body {
  padding: 20px 24px;
  display: flex; flex-direction: column; gap: 14px;
  overflow-y: auto;
}
.modal-row { display: flex; flex-direction: column; gap: 4px; }
.modal-label {
  font-size: 11px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--text-dim);
}
.modal-val { font-size: 14px; color: var(--text); font-weight: 500; }
.modal-footer {
  padding: 14px 24px;
  border-top: 1px solid var(--border-soft);
  display: flex; justify-content: space-between; gap: 8px;
  flex-wrap: wrap;
}
.modal-footer-left, .modal-footer-right { display: flex; gap: 8px; }

.modal-btn {
  font-family: inherit; font-size: 13px; font-weight: 600;
  padding: 8px 18px; border-radius: 7px; border: none;
}
.modal-btn-ghost   { background: var(--surface-2); color: var(--text-muted); }
.modal-btn-primary { background: var(--primary); color: #fff; }
.modal-btn-primary:hover { background: var(--primary-hover); }
.modal-btn-success { background: var(--success); color: #fff; }
.modal-btn-success:hover { background: #44b554; }
.modal-btn-danger  { background: var(--danger); color: #fff; }
.modal-btn-danger:hover { background: #d12030; }

/* ─── Form fields ──────────────────────────────────────────────────────── */
.form-field { display: flex; flex-direction: column; gap: 5px; }
.form-label {
  font-size: 11px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--text-muted);
}
.form-input, .form-select {
  font-family: inherit; font-size: 14px; color: var(--text);
  border: 1.5px solid var(--border); border-radius: 7px;
  padding: 9px 12px;
  background: var(--surface);
  outline: none; width: 100%;
  transition: border-color 150ms, box-shadow 150ms;
}
body.dark .form-input, body.dark .form-select { background: var(--surface-2); }
.form-input:focus, .form-select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(13,33,160,0.10);
}
body.dark .form-input:focus, body.dark .form-select:focus {
  box-shadow: 0 0 0 3px rgba(73,171,235,0.15);
}
.form-select {
  appearance: none; cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%238C8C8F' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 10px center;
  padding-right: 32px;
}
.form-row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form-row-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; }
.form-error { color: var(--danger); font-size: 12px; min-height: 16px; }
.form-hint  { color: var(--text-dim); font-size: 12px; }

/* Color swatches */
.color-row { display: flex; flex-wrap: wrap; gap: 6px; padding: 4px 0; }
.color-swatch {
  width: 22px; height: 22px; border-radius: 5px;
  cursor: pointer;
  border: 2px solid transparent;
  box-shadow: inset 0 0 0 1px rgba(0,0,0,0.08);
}
.color-swatch.active { border-color: var(--text); }
.color-swatch.locked { cursor: not-allowed; }
input[type="color"]#colorPicker {
  width: 32px; height: 28px;
  padding: 0; margin-top: 4px;
  border: 1.5px solid var(--border); border-radius: 5px;
  background: var(--surface);
  cursor: pointer;
}
input[type="color"]#colorPicker::-webkit-color-swatch-wrapper { padding: 2px; }
input[type="color"]#colorPicker::-webkit-color-swatch { border: none; border-radius: 3px; }

/* Status chip */
.status-chip {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 12px; font-weight: 600; border-radius: 4px;
  padding: 3px 10px;
}
.status-chip.confirmed { background: var(--success-soft); color: var(--success-text); }
.status-chip.tentative { background: var(--warning-soft); color: var(--warning-text); }

/* Tabs (login modal) */
.tabs {
  display: flex; border-bottom: 1px solid var(--border-soft);
  margin: 0 0 16px;
}
.tab {
  background: none; border: none;
  padding: 8px 14px;
  font-size: 13px; font-weight: 600;
  color: var(--text-dim);
  border-bottom: 2px solid transparent;
}
.tab.active { color: var(--primary); border-bottom-color: var(--primary); }

/* Toast */
.toast {
  position: fixed; bottom: 24px; left: 50%;
  transform: translateX(-50%);
  background: var(--text); color: var(--surface);
  padding: 10px 16px; border-radius: 6px;
  font-size: 13px; z-index: 1000;
  box-shadow: var(--shadow-md);
}
.toast.error   { background: var(--danger); color: #fff; }
.toast.success { background: var(--success); color: #fff; }

/* Tooltip on hover */
.tooltip {
  position: fixed; z-index: 800;
  background: var(--text); color: var(--surface);
  padding: 10px 12px; border-radius: 6px;
  font-size: 12px; max-width: 280px; line-height: 1.4;
  pointer-events: none;
  box-shadow: var(--shadow-lg);
}
body.dark .tooltip { background: var(--surface-2); color: var(--text); border: 1px solid var(--border); }
.tooltip h4 { margin: 0 0 4px; font-size: 13px; }
.tooltip dl { display: grid; grid-template-columns: auto 1fr; gap: 2px 10px; margin: 6px 0 0; }
.tooltip dt { color: var(--text-dim); font-weight: 500; }
.tooltip dd { margin: 0; }

/* ─── Responsive ───────────────────────────────────────────────────────── */
@media (max-width: 720px) {
  .header { flex-wrap: wrap; height: auto; padding: 10px 16px; gap: 8px; }
  .header-right { gap: 6px; }
  .btn-user, .btn-logout { display: none; }
  .form-row-2, .form-row-3 { grid-template-columns: 1fr; }
}