/* ════════════════════════════════════════════════════════════════════
   ZEITERFASSUNG APP - STYLES
   Premium Dark Theme & Responsive Desktop Layout
   ════════════════════════════════════════════════════════════════════ */

:root {
  --bg:         #0a0807;
  --surface:    rgba(25, 20, 18, 0.45);
  --card:       rgba(25, 20, 18, 0.4);
  --border:     rgba(255, 255, 255, 0.05);
  --border2:    rgba(255, 255, 255, 0.08);
  --accent:     #1e3a8a; /* Rico's blue gradient start */
  --accent-lt:  #8b5cf6; /* Vibrant violet */
  --accent-dim: rgba(139, 92, 246, 0.15);
  --accent2:    #6d28d9; /* Janine's purple */
  --text:       #f0e6d3; /* Warm cream */
  --muted:      #a09080; /* Warm muted sand */
  --muted-lt:   #8a7c6e; /* Darker sand */
  --danger:     #ef4444;
  --warning:    #f59e0b;
  --success:    #10b981;
  --accent-gradient: linear-gradient(135deg, var(--accent), var(--accent2));
}

* { margin: 0; padding: 0; box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body { 
  height: 100%; 
  background: var(--bg); 
  font-family: 'Inter', system-ui, -apple-system, sans-serif; 
  color: var(--text); 
  overscroll-behavior: none; 
  overflow-x: hidden; 
  position: relative;
}

body::before {
  content: '';
  position: fixed;
  top: -10%;
  left: -10%;
  width: 120%;
  height: 120%;
  background-image: url('../swiftwing-header2.jpg');
  background-size: cover;
  background-position: center;
  filter: blur(80px) opacity(0.12) brightness(0.6);
  z-index: -2;
  pointer-events: none;
}

input, button, select, textarea { font-family: inherit; }
input::placeholder, textarea::placeholder { color: var(--muted-lt); }
input { caret-color: var(--accent-lt); }
textarea { caret-color: var(--accent-lt); }
select { cursor: pointer; }
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 2px; }

input[type="time"] { color-scheme: dark; }
input[type="number"] { color-scheme: dark; }

#app { 
  width: 100%; 
  max-width: 1000px; 
  margin: 0 auto; 
  min-height: 100%; 
  display: flex; 
  flex-direction: column; 
  background: transparent; 
}

/* ── TOP BAR ── */
#topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 16px 14px; border-bottom: 1px solid var(--border);
  background: transparent; flex-shrink: 0;
}
#topbar-left { display: flex; align-items: center; gap: 10px; }
#topbar-icon {
  width: 32px; height: 32px; border-radius: 9px;
  background: var(--accent-gradient);
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 12px rgba(109, 40, 217, 0.25);
}
#topbar-title { font-weight: 800; font-size: 18px; letter-spacing: -0.03em; color: #fff; }
#topbar-hub-link {
  font-size: 12px; font-weight: 700; color: var(--muted); text-decoration: none;
  padding: 7px 14px; border-radius: 9px; border: 1px solid var(--border);
  transition: all 0.2s; background: var(--surface);
  backdrop-filter: blur(8px);
}
#topbar-hub-link:hover { color: #fff; border-color: var(--accent-lt); background: var(--accent-dim); }

/* Layout & General styling */
.card { 
  background: var(--surface); 
  backdrop-filter: blur(12px);
  border: 1px solid var(--border); 
  border-radius: 18px; 
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}
.slide-in { animation: slideIn 0.2s cubic-bezier(0.16, 1, 0.3, 1); }
@keyframes slideIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

input:focus, select:focus { outline: 2px solid var(--accent-lt); outline-offset: 1px; }
button:active { opacity: 0.85; }

/* ── PROFILE SELECT SCREEN ── */
.profile-select-screen {
  min-height: calc(100vh - 70px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: transparent;
  padding: 24px;
  gap: 32px;
}
.profile-select-center {
  text-align: center;
}
.profile-subtitle {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--muted);
  text-transform: uppercase;
  margin-bottom: 8px;
}
.profile-title {
  font-size: 32px;
  font-weight: 800;
  color: #fff;
  letter-spacing: -1px;
  margin-bottom: 6px;
}
.profile-desc {
  font-size: 14px;
  color: var(--muted-lt);
}
.profile-buttons {
  display: flex;
  gap: 20px;
  margin-top: 32px;
}
.profile-btn {
  width: 154px;
  height: 154px;
  background: var(--surface);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: 24px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.3);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}
.profile-btn:hover {
  transform: translateY(-4px);
  border-color: var(--accent-lt);
  box-shadow: 0 15px 30px rgba(0,0,0,0.4), 0 0 15px rgba(139, 92, 246, 0.15);
}
.profile-btn[data-profile="janine"]:hover {
  border-color: var(--accent2);
  box-shadow: 0 15px 30px rgba(0,0,0,0.4), 0 0 15px rgba(109, 40, 217, 0.15);
}
.profile-avatar {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 24px;
  font-weight: 800;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}
.profile-avatar.rico {
  background: linear-gradient(135deg, #1e3a8a, #3b82f6);
}
.profile-avatar.janine {
  background: linear-gradient(135deg, #6d28d9, #a855f7);
}
.profile-name {
  font-size: 18px;
  font-weight: 700;
  color: #fff;
}

/* ── HEADER & SALDO ── */
.app-header {
  background: var(--surface);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 20px;
  margin: 16px 16px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: #fff;
  box-shadow: 0 10px 25px rgba(0,0,0,0.2);
}
.user-row {
  display: flex;
  align-items: center;
  gap: 12px;
}
.user-avatar {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 16px;
  font-weight: 800;
  box-shadow: 0 4px 10px rgba(0,0,0,0.25);
}
.user-name {
  font-size: 18px;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.3px;
}
.user-sub {
  font-size: 12px;
  color: var(--muted);
  margin-top: 1px;
}
.saldo-value {
  font-size: 34px;
  font-weight: 900;
  letter-spacing: -1px;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.btn-switch {
  margin-top: 6px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 6px;
  color: var(--muted);
  font-size: 11px;
  padding: 4px 10px;
  cursor: pointer;
  font-weight: 600;
  transition: all 0.2s;
}
.btn-switch:hover {
  background: rgba(255,255,255,0.12);
  color: #fff;
  border-color: rgba(255,255,255,0.2);
}

.tab-content {
  display: none;
}
.tab-content.active {
  display: block;
}

/* ── TAB BAR ── */
.tab-bar {
  background: var(--surface);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: 16px;
  display: flex;
  margin: 0 16px 20px;
  padding: 4px;
  gap: 4px;
}
.tab-btn {
  flex: 1;
  padding: 8px 4px;
  border: none;
  border-radius: 12px;
  background: none;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 600;
  transition: all 0.15s;
}
.tab-btn:hover {
  color: #fff;
  background: rgba(255,255,255,0.04);
}
.tab-btn.active {
  background: var(--accent-gradient);
  color: #fff;
  font-weight: 700;
  box-shadow: 0 4px 15px rgba(109, 40, 217, 0.3);
}
.tab-icon {
  font-size: 14px;
}

/* ── CALENDAR VIEW ── */
.calendar-nav-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}
.btn-nav-arrow {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  width: 38px;
  height: 38px;
  cursor: pointer;
  font-size: 20px;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}
.btn-nav-arrow:hover {
  border-color: var(--accent-lt);
  background: rgba(255,255,255,0.06);
}
.calendar-month-info {
  text-align: center;
}
.calendar-month-name {
  font-weight: 800;
  font-size: 20px;
  color: #fff;
  letter-spacing: -0.3px;
}
.calendar-month-sub {
  font-size: 12px;
  color: var(--muted);
  margin-top: 2px;
}
.today-link-row {
  text-align: center;
  margin-bottom: 12px;
}
.btn-today {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 5px 14px;
  font-size: 12px;
  cursor: pointer;
  color: var(--muted);
  transition: all 0.2s;
}
.btn-today:hover {
  color: #fff;
  border-color: var(--accent-lt);
}
.dow-headers {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
  margin-bottom: 4px;
}
.dow-hdr {
  text-align: center;
  font-size: 11px;
  font-weight: 700;
  color: var(--muted);
}
.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
  margin-bottom: 16px;
}
.calendar-cell {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 6px 2px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  min-height: 58px;
  transition: all 0.15s cubic-bezier(0.16, 1, 0.3, 1);
  color: #fff;
}
.calendar-cell:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.15);
  transform: translateY(-1px);
}
.calendar-cell.empty {
  cursor: default;
  border: none;
  background: transparent !important;
  pointer-events: none;
}
.calendar-cell.weekend {
  background: rgba(0, 0, 0, 0.2);
}
.cell-day-num {
  font-size: 13px;
  color: #fff;
}
.calendar-cell.weekend .cell-day-num {
  color: var(--muted-lt);
}
.cell-tag {
  font-size: 8px;
  font-weight: 800;
  line-height: 1;
  padding: 1px 3px;
  border-radius: 3px;
}
.cell-tag.hol {
  color: #c084fc;
  background: rgba(168, 85, 247, 0.15);
  border: 1px solid rgba(168, 85, 247, 0.3);
}
.cell-tag.abs {
  color: #fbbf24;
  background: rgba(245, 158, 11, 0.15);
  border: 1px solid rgba(245, 158, 11, 0.3);
}
.cell-tag.frei {
  color: #38bdf8;
  background: rgba(56, 189, 248, 0.15);
  border: 1px solid rgba(56, 189, 248, 0.3);
}
.cell-hours {
  font-size: 9px;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
  font-weight: 600;
}
.cell-dash {
  font-size: 9px;
  color: rgba(255, 255, 255, 0.15);
  font-weight: 700;
}

/* Day State Classes injected by JS */
.calendar-cell.status-ok {
  background: rgba(16, 185, 129, 0.1);
  border-color: rgba(16, 185, 129, 0.22);
}
.calendar-cell.status-ok:hover {
  background: rgba(16, 185, 129, 0.16);
  border-color: rgba(16, 185, 129, 0.35);
}
.calendar-cell.status-ok .cell-hours {
  color: #34d399;
}
.calendar-cell.status-pending {
  background: rgba(239, 68, 68, 0.08);
  border-color: rgba(239, 68, 68, 0.18);
}
.calendar-cell.status-pending:hover {
  background: rgba(239, 68, 68, 0.14);
  border-color: rgba(239, 68, 68, 0.3);
}
.calendar-cell.status-pending .cell-hours {
  color: #f87171;
}
.calendar-cell.status-frei {
  background: rgba(56, 189, 248, 0.08);
  border-color: rgba(56, 189, 248, 0.22);
}
.calendar-cell.status-frei:hover {
  background: rgba(56, 189, 248, 0.14);
  border-color: rgba(56, 189, 248, 0.35);
}
.calendar-cell.status-holiday {
  background: rgba(168, 85, 247, 0.08);
  border-color: rgba(168, 85, 247, 0.22);
}
.calendar-cell.status-holiday:hover {
  background: rgba(168, 85, 247, 0.14);
  border-color: rgba(168, 85, 247, 0.35);
}
.calendar-cell.today {
  border: 2px solid var(--accent-lt) !important;
  box-shadow: 0 0 10px rgba(139, 92, 246, 0.2);
}
.calendar-cell.selected {
  border: 2px solid #fff !important;
  background: rgba(255, 255, 255, 0.05);
}

.legend-row {
  display: flex;
  gap: 14px;
  margin-top: 12px;
  flex-wrap: wrap;
  justify-content: center;
}
.legend-item {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 11px;
  color: var(--muted);
}
.legend-color {
  width: 12px;
  height: 12px;
  border-radius: 3px;
  border: 1px solid var(--border);
}
.legend-color.status-ok {
  background: rgba(16, 185, 129, 0.4);
  border-color: rgba(16, 185, 129, 0.6);
}
.legend-color.status-pending {
  background: rgba(239, 68, 68, 0.35);
  border-color: rgba(239, 68, 68, 0.55);
}
.legend-color.status-frei {
  background: rgba(56, 189, 248, 0.4);
  border-color: rgba(56, 189, 248, 0.6);
}
.legend-color.weekend {
  background: rgba(0, 0, 0, 0.35);
  border-color: rgba(255, 255, 255, 0.08);
}
.legend-color.holiday {
  background: rgba(168, 85, 247, 0.25);
  border-color: rgba(168, 85, 247, 0.55);
}

/* ── DAY EDITOR ── */
.day-editor-card {
  margin-top: 14px;
  overflow: hidden;
  box-shadow: 0 12px 30px rgba(0,0,0,0.3);
}
.editor-header {
  padding: 16px 20px;
  background: rgba(255, 255, 255, 0.02);
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.editor-title {
  font-weight: 700;
  font-size: 16px;
  color: #fff;
}
.editor-holiday {
  font-size: 12px;
  color: #c084fc;
  font-weight: 600;
  margin-top: 2px;
}
.editor-weekend {
  font-size: 12px;
  color: var(--muted);
  margin-top: 2px;
}
.editor-target-col {
  text-align: right;
}
.target-label {
  font-size: 11px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.target-diff {
  font-size: 24px;
  font-weight: 900;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.5px;
}
.editor-body {
  padding: 20px;
}
.editor-empty-body {
  padding: 24px;
  text-align: center;
  color: var(--muted);
  font-size: 13px;
}
.editor-sect {
  margin-bottom: 20px;
}
.sect-hdr {
  font-size: 11px;
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 10px;
}
.no-blocks-msg {
  font-size: 13px;
  color: var(--muted);
  padding-bottom: 4px;
}
.block-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}
.time-input {
  border: 1px solid var(--border);
  border-radius: 9px;
  padding: 10px 12px;
  font-size: 14px;
  color: #fff;
  background: rgba(0, 0, 0, 0.2);
  width: 108px;
  font-variant-numeric: tabular-nums;
  transition: all 0.2s;
}
.time-input:focus {
  border-color: var(--accent-lt);
  outline: none;
}
.time-input-group {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--border);
  border-radius: 9px;
  background: rgba(0, 0, 0, 0.2);
  padding: 10px 12px;
  width: 108px;
  transition: all 0.2s;
}
.time-input-group:focus-within {
  border-color: var(--accent-lt);
  outline: 2px solid var(--accent-lt);
  outline-offset: 1px;
}
.time-digit-input {
  border: none;
  background: transparent;
  color: #fff;
  font-size: 14px;
  font-variant-numeric: tabular-nums;
  width: 24px;
  text-align: center;
  outline: none;
  padding: 0;
}
.time-colon {
  color: var(--muted);
  font-size: 14px;
  margin: 0 4px;
  user-select: none;
}
.time-separator {
  color: var(--border2);
  font-size: 14px;
}
.block-duration {
  font-size: 13px;
  color: var(--muted);
  min-width: 36px;
  text-align: right;
  font-variant-numeric: tabular-nums;
  font-weight: 600;
}
.btn-delete-block {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--danger);
  font-size: 20px;
  line-height: 1;
  padding: 0 4px;
  transition: opacity 0.2s;
}
.btn-delete-block:hover {
  opacity: 0.7;
}
.total-hours-row {
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 12px;
  margin-top: 4px;
}
.btn-add-block {
  width: 100%;
  padding: 10px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px dashed var(--border2);
  border-radius: 9px;
  cursor: pointer;
  font-size: 13px;
  color: #fff;
  font-weight: 600;
  transition: all 0.2s;
}
.btn-add-block:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--accent-lt);
}
.abs-type-buttons {
  display: flex;
  gap: 10px;
  margin-bottom: 10px;
}
.btn-abs-type {
  flex: 1;
  padding: 10px 4px;
  border-radius: 9px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.02);
  color: var(--muted);
  transition: all 0.2s;
}
.btn-abs-type:hover {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.15);
}
.btn-abs-type.active {
  border-color: var(--accent-lt);
  background: var(--accent-gradient);
  color: #fff;
  box-shadow: 0 4px 12px rgba(109, 40, 217, 0.2);
}
.abs-amount-buttons {
  display: flex;
  gap: 10px;
}
.btn-abs-amount {
  flex: 1;
  padding: 10px 4px;
  border-radius: 9px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.02);
  color: var(--muted);
  transition: all 0.2s;
}
.btn-abs-amount:hover {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.15);
}
.btn-abs-amount.active {
  border-color: var(--accent-lt);
  background: var(--accent-gradient);
  color: #fff;
  box-shadow: 0 4px 12px rgba(109, 40, 217, 0.2);
}
.abs-credit-msg {
  margin-top: 8px;
  font-size: 13px;
  color: var(--muted);
}
.note-input {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 9px;
  font-size: 14px;
  color: #fff;
  background: rgba(0, 0, 0, 0.2);
}
.note-input:focus {
  border-color: var(--accent-lt);
  outline: none;
}
.editor-footer {
  padding: 14px 20px;
  border-top: 1px solid var(--border);
  display: flex;
  gap: 8px;
  justify-content: flex-end;
  background: rgba(0, 0, 0, 0.1);
}
.btn-editor-cancel {
  padding: 10px 18px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  border-radius: 9px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
  color: var(--muted);
  transition: all 0.2s;
}
.btn-editor-cancel:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.1);
}
.btn-editor-save {
  padding: 10px 22px;
  background: var(--accent-gradient);
  border: none;
  border-radius: 9px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  box-shadow: 0 4px 12px rgba(109, 40, 217, 0.25);
  transition: all 0.2s;
}
.btn-editor-save:hover {
  box-shadow: 0 6px 16px rgba(109, 40, 217, 0.35);
}

/* ── OVERVIEW VIEW ── */
.overview-month-hdr {
  font-size: 11px;
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 14px;
  padding: 0 16px;
}
.overview-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 12px;
  padding: 0 16px;
}
.overview-card {
  padding: 18px 16px;
}
.card-label-small {
  font-size: 10px;
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 8px;
}
.card-value-large {
  font-weight: 900;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.5px;
  color: #fff;
}
.card-sub-small {
  font-size: 12px;
  color: var(--muted-lt);
  margin-top: 4px;
}
.weekplan-row {
  border-bottom: 1px solid var(--border);
  padding: 8px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* ── SETTINGS VIEW ── */
.settings-select {
  width: 100%;
  padding: 11px 12px;
  border: 1px solid var(--border);
  border-radius: 9px;
  font-size: 14px;
  color: #fff;
  background: rgba(0, 0, 0, 0.2);
  outline: none;
  transition: all 0.2s;
}
.settings-select:focus {
  border-color: var(--accent-lt);
}
.btn-workday {
  width: 42px;
  height: 42px;
  border-radius: 9px;
  cursor: pointer;
  font-size: 12px;
  font-weight: 700;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.02);
  color: var(--muted);
  transition: all 0.15s;
}
.btn-workday:hover {
  border-color: rgba(255, 255, 255, 0.15);
  color: #fff;
}
.btn-workday.active {
  border-color: var(--accent-lt) !important;
  background: var(--accent-gradient) !important;
  color: #fff !important;
  box-shadow: 0 4px 12px rgba(109, 40, 217, 0.2);
}
.btn-save-settings {
  padding: 14px;
  background: var(--accent-gradient);
  border: none;
  border-radius: 12px;
  color: #fff;
  font-weight: 700;
  font-size: 15px;
  cursor: pointer;
  width: 100%;
  box-shadow: 0 4px 12px rgba(109, 40, 217, 0.25);
  transition: all 0.2s;
}
.btn-save-settings:hover {
  box-shadow: 0 6px 16px rgba(109, 40, 217, 0.35);
}

/* Custom Range Slider */
input[type="range"] {
  height: 6px;
  border-radius: 3px;
  background: rgba(255,255,255,0.08);
  outline: none;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #fff;
  cursor: pointer;
  box-shadow: 0 0 10px rgba(139, 92, 246, 0.5);
  transition: transform 0.1s;
}
input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.15);
}

#view-pin {
  background: var(--bg);
  color: #fff;
  min-height: 100vh;
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
#view-pin.active {
  display: flex;
}
#view-pin::before {
  content: '';
  position: fixed;
  top: -10%;
  left: -10%;
  width: 120%;
  height: 120%;
  background-image: url('../swiftwing-header2.jpg');
  background-size: cover;
  background-position: center;
  filter: blur(80px) opacity(0.12) brightness(0.6);
  z-index: -1;
  pointer-events: none;
}
#view-pin #pin-input {
  color: #fff;
  border: 1px solid var(--border);
  background: rgba(0, 0, 0, 0.35);
  padding: 12px 14px;
  font-size: 15px;
  border-radius: 10px;
  text-align: center;
  width: 100%;
}
#view-pin #pin-input:focus {
  border-color: var(--accent-lt);
  box-shadow: inset 0 2px 4px rgba(0,0,0,0.3), 0 0 16px rgba(139, 92, 246, 0.25);
}
#view-pin #pin-submit-btn {
  background: var(--accent-gradient);
  box-shadow: 0 4px 15px rgba(109, 40, 217, 0.25);
  border-radius: 10px;
  padding: 12px;
  width: 100%;
  color: #fff;
  font-weight: 700;
  font-size: 15px;
  cursor: pointer;
  border: none;
  transition: all 0.2s;
}
#view-pin #pin-submit-btn:hover {
  box-shadow: 0 6px 20px rgba(109, 40, 217, 0.35);
}
#view-pin #pin-heading {
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.15em;
  margin-bottom: 24px;
  text-transform: uppercase;
}
#view-pin #pin-lock {
  background: rgba(139, 92, 246, 0.05);
  border: 1px solid var(--accent-lt);
  color: var(--accent-lt);
  box-shadow: 0 0 25px rgba(139, 92, 246, 0.15);
  width: 54px;
  height: 54px;
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  animation: pulseLock 3s infinite;
}
#password-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
  width: 100%;
  max-width: 280px;
}
#view-pin #pin-error {
  color: var(--danger);
  font-size: 12px;
  font-weight: 700;
  margin-top: 14px;
  letter-spacing: 0.05em;
}

@keyframes pulseLock {
  0% { transform: scale(1); box-shadow: 0 0 20px rgba(139, 92, 246, 0.15); }
  50% { transform: scale(1.03); box-shadow: 0 0 30px rgba(139, 92, 246, 0.3); }
  100% { transform: scale(1); box-shadow: 0 0 20px rgba(139, 92, 246, 0.15); }
}

/* ════════════════════════════════════════════════════════════════════
   DESKTOP RESPONSIVE LAYOUTS (Width >= 768px)
   ════════════════════════════════════════════════════════════════════ */
@media (min-width: 768px) {
  #app {
    padding: 0 24px;
  }
  #topbar {
    padding: 24px 16px 20px;
  }
  .app-header {
    margin: 16px 0 24px;
    padding: 24px;
  }
  .tab-bar {
    margin: 0 0 24px;
  }
  
  .profile-buttons {
    gap: 28px;
  }
  .profile-btn {
    width: 174px;
    height: 174px;
  }

  /* Calendar View Layout */
  #tab-calendar.active {
    display: grid;
    grid-template-columns: 1.25fr 0.75fr;
    gap: 24px;
    align-items: start;
    padding: 0;
  }
  #calendar-view-container {
    margin-bottom: 0;
  }
  .calendar-nav-row {
    padding: 0 0 12px !important;
  }
  .dow-headers {
    padding: 0 !important;
  }
  .calendar-grid {
    padding: 0 !important;
  }
  .legend-row {
    padding: 12px 0 0 !important;
    justify-content: flex-start;
  }

  /* Day Editor Layout */
  .day-editor-card {
    margin: 0 !important;
    position: sticky;
    top: 20px;
  }

  /* Overview Layout */
  .overview-container {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 24px;
    align-items: start;
  }
  .overview-month-hdr {
    padding: 0 0 12px;
  }
  .overview-grid {
    padding: 0;
    margin-bottom: 0;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }
  .overview-container .card {
    margin-top: 0 !important;
  }

  /* Settings Layout */
  #tab-settings.active {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    align-items: start;
    padding: 0;
  }
  #tab-settings.active > button {
    grid-column: span 2;
    margin-top: 12px;
  }
}