:root{
  --shadow-sm: 0 12px 30px rgba(0,0,0,.10);
  --shadow-md: 0 32px 84px rgba(0,0,0,.20);
  --glass-blur: 18px;
  --glass-blur-strong: 24px;
}

/* Light: orange + white glass */
body[data-theme="light"]{
  --bg: #fff7ef;
  --bg-soft: #fff1df;

  --surface: rgba(255, 255, 255, 0.62);
  --surface-2: rgba(255, 255, 255, 0.48);
  --surface-3: rgba(255, 255, 255, 0.34);

  --solid-surface: #fffdf9;
  --solid-surface-2: #fff6ec;

  --border: rgba(221, 146, 72, 0.16);
  --border-strong: rgba(221, 146, 72, 0.28);

  --text: #2f2418;
  --muted: #7c6753;
  --muted-2: #b08d6f;

  --primary: #ff8a1f;
  --primary-2: #f97316;
  --primary-soft: rgba(255, 138, 31, 0.15);

  --accent: #ffd4a8;
  --accent-2: #f4c18f;
  --accent-soft: rgba(255, 212, 168, 0.20);

  --danger: #d96e7c;
  --danger-soft: rgba(217, 110, 124, 0.12);

  --success: #3ea37b;
  --success-soft: rgba(62, 163, 123, 0.12);

  --overlay: rgba(110, 78, 49, 0.18);
  --input-text: #2f2418;
  --tag-text-dark: #23180f;
}

/* Dark: orange + black glass */
body[data-theme="dark"]{
  --bg: #0a0908;
  --bg-soft: #131110;

  --surface: rgba(22, 18, 15, 0.68);
  --surface-2: rgba(30, 24, 18, 0.58);
  --surface-3: rgba(46, 34, 23, 0.48);

  --solid-surface: #14100d;
  --solid-surface-2: #1b1511;

  --border: rgba(255, 153, 51, 0.14);
  --border-strong: rgba(255, 153, 51, 0.26);

  --text: #fff5eb;
  --muted: #d6b89a;
  --muted-2: #9e7f63;

  --primary: #ff8a1f;
  --primary-2: #ff6b00;
  --primary-soft: rgba(255, 138, 31, 0.16);

  --accent: #ffd8b2;
  --accent-2: #e8bc8f;
  --accent-soft: rgba(255, 216, 178, 0.10);

  --danger: #f08a97;
  --danger-soft: rgba(240, 138, 151, 0.12);

  --success: #61c2a5;
  --success-soft: rgba(97, 194, 165, 0.12);

  --overlay: rgba(5, 4, 3, 0.62);
  --input-text: #fff5eb;
  --tag-text-dark: #17110d;
}

*{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }

body{
  margin:0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color:var(--text);
  min-height:100vh;
  background:
    radial-gradient(circle at 10% 12%, color-mix(in srgb, var(--primary) 18%, transparent), transparent 24%),
    radial-gradient(circle at 88% 14%, color-mix(in srgb, var(--accent) 16%, transparent), transparent 22%),
    radial-gradient(circle at 50% 100%, color-mix(in srgb, var(--primary) 10%, transparent), transparent 28%),
    linear-gradient(180deg, color-mix(in srgb, var(--bg) 90%, #ffffff 10%), var(--bg));
  transition: background .25s ease, color .25s ease;
}

.app{
  width:min(1360px, 96vw);
  margin:0 auto;
  padding:24px 0 40px;
}

.glass{
  background:var(--surface);
  border:1px solid var(--border);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  box-shadow: var(--shadow-sm);
}

.glass-soft{
  background:var(--surface-2);
  border:1px solid var(--border);
  backdrop-filter: blur(calc(var(--glass-blur) - 4px));
  -webkit-backdrop-filter: blur(calc(var(--glass-blur) - 4px));
}

.glass-strong{
  background:color-mix(in srgb, var(--solid-surface) 74%, transparent);
  border:1px solid var(--border);
  backdrop-filter: blur(var(--glass-blur-strong));
  -webkit-backdrop-filter: blur(var(--glass-blur-strong));
}

.intro{
  position:fixed;
  inset:0;
  display:flex;
  justify-content:center;
  align-items:center;
  background:var(--overlay);
  backdrop-filter:blur(12px);
  z-index:1000;
}
.intro-card{
  width:min(460px, 92vw);
  border-radius:32px;
  box-shadow:var(--shadow-md);
  padding:34px 28px;
  text-align:center;
}
.intro-logo{
  width:60px;
  height:60px;
  margin:0 auto 16px;
  border-radius:20px;
  display:grid;
  place-items:center;
  background:linear-gradient(135deg, var(--primary), var(--accent));
  box-shadow:0 14px 28px color-mix(in srgb, var(--primary) 28%, transparent);
  overflow:hidden;
}
.intro-title{
  font-size:30px;
  font-weight:800;
  letter-spacing:-0.03em;
}
.typewriter{
  margin-top:10px;
  min-height:24px;
  font-size:16px;
}
.caret{ animation: blink .8s infinite; }
@keyframes blink { 50%{ opacity:0; } }
.intro-sub{
  margin-top:10px;
  color:var(--muted);
  font-size:13px;
}

.app-header{
  position:sticky;
  top:12px;
  z-index:20;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:18px;
  flex-wrap:wrap;
  padding:16px 18px;
  border-radius:30px;
}
.header-left{
  display:flex;
  align-items:center;
  gap:14px;
}
.brand-mark{
  width:48px;
  height:48px;
  border-radius:16px;
  display:grid;
  place-items:center;
  background:linear-gradient(135deg, var(--primary), var(--accent));
  box-shadow:0 12px 26px color-mix(in srgb, var(--primary) 28%, transparent);
  overflow:hidden;
}
.brand-title{
  font-size:22px;
  font-weight:800;
  letter-spacing:-0.03em;
}
.brand-sub{
  color:var(--muted);
  font-size:13px;
  margin-top:2px;
}
.header-right{
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
}

.theme-toggle{
  display:flex;
  align-items:center;
  padding:4px;
  border-radius:999px;
  background:var(--surface-2);
  border:1px solid var(--border);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
.theme-option{
  border:none;
  background:transparent;
  color:var(--muted);
  padding:8px 14px;
  border-radius:999px;
  cursor:pointer;
  font:inherit;
  font-size:13px;
  font-weight:700;
  transition:all .18s ease;
}
.theme-option.active{
  background:linear-gradient(135deg, var(--primary), var(--accent));
  color:#fff;
  box-shadow:0 8px 18px color-mix(in srgb, var(--primary) 22%, transparent);
}

.mode-control{
  display:flex;
  align-items:center;
  gap:8px;
  padding:8px 10px;
  border:1px solid var(--border);
  border-radius:16px;
  background:var(--surface-2);
}
.control-icon{
  font-size:12px;
  color:var(--muted);
}
.control-label{
  font-size:12px;
  font-weight:700;
  color:var(--muted);
  white-space:nowrap;
}
.app-select{
  min-width:180px;
  border:none;
  background:transparent;
  color:var(--text);
  font:inherit;
  font-size:14px;
  outline:none;
}

.command-bar-wrap{ margin-top:18px; }
.command-bar{
  display:flex;
  align-items:center;
  gap:10px;
  padding:12px 14px;
  border-radius:24px;
}
.command-icon{
  width:34px;
  height:34px;
  border-radius:12px;
  display:grid;
  place-items:center;
  background:var(--surface-3);
  color:var(--muted);
  font-size:13px;
  font-weight:700;
}
.command-bar input{
  flex:1;
  border:none;
  background:transparent;
  font:inherit;
  color:var(--text);
  outline:none;
  font-size:14px;
}
.command-clear{
  font-size:12px;
  padding:8px 12px;
}

.top-strip{
  margin-top:16px;
  display:grid;
  grid-template-columns:1.8fr .9fr;
  gap:14px;
}
@media (max-width:980px){
  .top-strip{ grid-template-columns:1fr; }
}
.strip-card{
  border-radius:26px;
  padding:16px;
}
.analytics-trigger-card{
  background:
    linear-gradient(
      135deg,
      color-mix(in srgb, var(--primary) 10%, var(--surface)),
      color-mix(in srgb, var(--accent) 8%, var(--surface))
    );
}
.strip-head{
  display:flex;
  justify-content:space-between;
  align-items:flex-start;
  gap:12px;
  margin-bottom:12px;
}
.section-eyebrow{
  font-size:11px;
  font-weight:700;
  text-transform:uppercase;
  letter-spacing:.08em;
  color:var(--muted-2);
}
.section-title-sm{
  font-size:15px;
  font-weight:700;
  margin-top:2px;
  color:var(--text);
}
.section-meta{
  font-size:12px;
  color:var(--muted);
  text-align:right;
}
.tag-filters{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}
.filter-btn{
  border:1px solid var(--border);
  border-radius:999px;
  padding:7px 12px;
  font-size:12px;
  font-weight:700;
  cursor:pointer;
  background:var(--surface-2);
  color:var(--text);
  transition:all .14s ease;
}
.filter-btn:hover{
  transform:translateY(-1px);
  border-color:var(--border-strong);
}
.filter-btn.active{
  outline:2px solid color-mix(in srgb, var(--primary) 20%, transparent);
  border-color:color-mix(in srgb, var(--primary) 38%, var(--border));
}
.filter-btn.all-btn{
  background:var(--surface-3);
}

.analytics-toggle{
  width:100%;
  border:none;
  background:transparent;
  padding:0;
  display:flex;
  justify-content:space-between;
  align-items:flex-start;
  cursor:pointer;
  color:var(--text);
}
.analytics-toggle-left{
  text-align:left;
  width:100%;
  color:var(--text);
}
.analytics-toggle-icon{
  font-weight:700;
  color:var(--muted);
  padding-top:6px;
}
.analytics-mini-stats{
  display:grid;
  grid-template-columns:repeat(2, minmax(0, 1fr));
  gap:8px;
  margin-top:12px;
}
.analytics-mini-card{
  border:1px solid var(--border);
  border-radius:14px;
  padding:10px;
  background:var(--surface-2);
}
.analytics-mini-k{
  font-size:11px;
  color:var(--muted);
  font-weight:700;
}
.analytics-mini-v{
  margin-top:4px;
  font-size:15px;
  font-weight:800;
  color:var(--text);
}

.analytics-panel{ margin-top:14px; }
.hidden{ display:none !important; }
.analytics-grid{
  display:grid;
  gap:14px;
}
.panel,
.timetable-wrap{
  border-radius:30px;
}
.panel{ padding:18px; }
.panel-title{
  font-size:16px;
  font-weight:700;
  margin-bottom:14px;
}
.stats{
  display:grid;
  grid-template-columns:repeat(5, minmax(130px, 1fr));
  gap:10px;
}
@media (max-width:1100px){
  .stats{ grid-template-columns:repeat(2, minmax(160px, 1fr)); }
}
@media (max-width:560px){
  .stats{ grid-template-columns:1fr; }
}
.stat{
  border:1px solid var(--border);
  border-radius:20px;
  padding:14px;
  background:var(--surface-2);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
.stat .k{
  font-size:12px;
  color:var(--muted);
  font-weight:700;
}
.stat .v{
  margin-top:8px;
  font-size:22px;
  font-weight:800;
  letter-spacing:-0.03em;
}
.hint{
  margin-top:12px;
  font-size:12px;
  color:var(--muted);
}

.tag-breakdown,
.day-breakdown{
  display:grid;
  gap:10px;
}
.breakdown-row{
  display:grid;
  grid-template-columns:220px 1fr 72px;
  gap:10px;
  align-items:center;
}
@media (max-width:760px){
  .breakdown-row{ grid-template-columns:1fr; }
}
.breakdown-label{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  font-weight:700;
}
.breakdown-dot{
  width:11px;
  height:11px;
  border-radius:50%;
  border:1px solid rgba(0,0,0,.08);
  flex:0 0 11px;
}
.bar{
  height:12px;
  width:100%;
  border-radius:999px;
  background:var(--surface-3);
  overflow:hidden;
}
.bar-fill{
  height:100%;
  border-radius:999px;
}
.breakdown-value{
  font-size:12px;
  color:var(--muted);
  font-weight:700;
}

.timetable-wrap{
  margin-top:18px;
  padding:20px;
}
.timetable-head{
  display:flex;
  justify-content:space-between;
  align-items:flex-end;
  gap:14px;
  flex-wrap:wrap;
  margin-bottom:14px;
}
.timetable-title{
  font-size:24px;
  font-weight:800;
  letter-spacing:-0.03em;
  margin-top:2px;
}
.search-summary{
  margin-bottom:14px;
  padding:10px 12px;
  border-radius:16px;
  background:var(--primary-soft);
  color:var(--text);
  font-size:13px;
  font-weight:700;
}
.timetable{
  display:grid;
  gap:16px;
}

.day{
  border:1px solid var(--border);
  border-radius:26px;
  background:var(--surface);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  padding:16px;
  box-shadow:var(--shadow-sm);
}
.day.current-day{
  border-color:color-mix(in srgb, var(--primary) 40%, var(--border));
  box-shadow:
    inset 0 0 0 1px color-mix(in srgb, var(--primary) 10%, transparent),
    0 14px 34px color-mix(in srgb, var(--primary) 8%, transparent);
}
.day-head{
  display:flex;
  justify-content:space-between;
  align-items:flex-start;
  gap:12px;
  flex-wrap:wrap;
  margin-bottom:14px;
}
.day-title{
  font-size:17px;
  font-weight:800;
  letter-spacing:-0.02em;
}
.day-sub{
  margin-top:4px;
  font-size:12px;
  color:var(--muted);
}
.day-variant-chip{
  margin-top:8px;
  display:inline-flex;
  align-items:center;
  padding:6px 10px;
  border-radius:999px;
  background:var(--primary-soft);
  color:var(--text);
  font-size:11px;
  font-weight:700;
}
.day-controls{
  display:flex;
  gap:8px;
  flex-wrap:wrap;
}

.slots{
  display:grid;
  grid-template-columns:repeat(4, minmax(170px, 1fr));
  gap:10px;
}
@media (max-width:1050px){
  .slots{ grid-template-columns:repeat(3, minmax(170px, 1fr)); }
}
@media (max-width:820px){
  .slots{ grid-template-columns:repeat(2, minmax(170px, 1fr)); }
}
@media (max-width:520px){
  .slots{ grid-template-columns:1fr; }
}

.slot{
  border:1px solid var(--border);
  border-radius:20px;
  background:var(--surface-2);
  overflow:hidden;
  cursor:pointer;
  transition:transform .14s ease, box-shadow .14s ease, border-color .14s ease, opacity .14s ease;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}
.slot:hover{
  transform:translateY(-1px);
  border-color:var(--border-strong);
  box-shadow:0 12px 28px rgba(0,0,0,.08);
}
.slot.has-tags{
  background:var(--surface);
}
.slot.locked-slot{
  border-color:color-mix(in srgb, var(--text) 12%, var(--border));
}
.slot.now{
  outline:2px solid color-mix(in srgb, var(--primary) 26%, transparent);
  outline-offset:1px;
  box-shadow:0 0 0 8px color-mix(in srgb, var(--primary) 6%, transparent);
}
.slot.dimmed{
  opacity:.32;
}
.slot-colors{
  height:8px;
  width:100%;
  border-bottom:1px solid color-mix(in srgb, var(--text) 4%, transparent);
}
.slot-content{
  padding:12px;
}
.slot-time-row{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:8px;
}
.slot-time{
  font-size:12px;
  font-weight:800;
  color:var(--muted);
}
.slot-lock{
  font-size:12px;
  color:var(--muted);
}
.slot-title{
  margin-top:8px;
  font-size:14px;
  font-weight:700;
  color:var(--text);
  min-height:18px;
}
.slot-note{
  margin-top:5px;
  font-size:12px;
  color:var(--muted);
  line-height:1.45;
  min-height:16px;
}
.slot-tag-list{
  display:flex;
  flex-wrap:wrap;
  gap:6px;
  margin-top:10px;
}
.slot-tag-chip{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 8px;
  border-radius:999px;
  font-size:11px;
  font-weight:700;
  background:var(--surface-3);
  border:1px solid var(--border);
}
.slot-tag-dot{
  width:7px;
  height:7px;
  border-radius:50%;
  border:1px solid rgba(0,0,0,.08);
  flex:0 0 7px;
}

.btn{
  border:1px solid var(--border);
  background:var(--surface);
  color:var(--text);
  border-radius:14px;
  padding:10px 14px;
  font-size:13px;
  font-weight:700;
  cursor:pointer;
  transition:all .14s ease;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
.btn:hover{
  transform:translateY(-1px);
  box-shadow:var(--shadow-sm);
}
.btn-primary{
  background:linear-gradient(135deg, var(--primary), var(--accent));
  color:#fff;
  border-color:transparent;
}
.btn-secondary{
  background:var(--surface-2);
}
.btn-danger{
  background:var(--danger-soft);
  color:var(--danger);
  border-color:color-mix(in srgb, var(--danger) 22%, var(--border));
}
.icon-btn{
  width:40px;
  height:40px;
  border:1px solid var(--border);
  background:var(--surface-2);
  border-radius:14px;
  cursor:pointer;
  font-size:15px;
  color:var(--muted);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.overlay{
  position:fixed;
  inset:0;
  display:flex;
  justify-content:flex-end;
  background:var(--overlay);
  backdrop-filter:blur(10px);
  z-index:2000;
}
.overlay-center{
  justify-content:center;
  align-items:center;
  padding:18px;
}
.modal-box{
  width:min(520px, 96vw);
  max-width:520px;
  border-radius:28px;
  overflow:hidden;
  box-shadow:var(--shadow-md);
}
.confirm-box{
  max-width:460px;
}
.modal-head{
  padding-bottom:16px;
}

.drawer{
  width:min(520px, 100vw);
  height:100vh;
  border-left:1px solid var(--border);
  box-shadow:-20px 0 60px rgba(0,0,0,.18);
  display:flex;
  flex-direction:column;
}
.drawer-wide{
  width:min(840px, 100vw);
}
.drawer-head{
  display:flex;
  justify-content:space-between;
  align-items:flex-start;
  gap:12px;
  padding:20px;
  border-bottom:1px solid var(--border);
}
.drawer-title{
  font-size:18px;
  font-weight:800;
  letter-spacing:-0.02em;
}
.drawer-meta{
  margin-top:4px;
  font-size:12px;
  color:var(--muted);
}
.drawer-body{
  flex:1;
  overflow:auto;
  padding:18px 20px;
  display:grid;
  gap:16px;
}
.drawer-foot{
  display:flex;
  align-items:center;
  gap:10px;
  padding:18px 20px 20px;
  border-top:1px solid var(--border);
  background:var(--surface-2);
}
.spacer{ flex:1; }

.form-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:16px;
}
@media (max-width:820px){
  .form-grid{ grid-template-columns:1fr; }
}
.form-card{
  border-radius:22px;
  padding:16px;
}
.compact-card{
  background:var(--surface);
}
.form-card-title{
  font-size:13px;
  font-weight:800;
  margin-bottom:14px;
}
.field{
  display:block;
}
.field + .field{
  margin-top:14px;
}
.field span{
  display:block;
  margin-bottom:7px;
  font-size:12px;
  font-weight:700;
  color:var(--muted);
}
input, select, textarea{
  width:100%;
  border:1px solid var(--border);
  border-radius:16px;
  padding:11px 12px;
  font:inherit;
  color:var(--input-text);
  background:var(--surface-3);
  outline:none;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
input:focus, select:focus, textarea:focus{
  border-color:color-mix(in srgb, var(--primary) 44%, var(--border));
  box-shadow:0 0 0 4px color-mix(in srgb, var(--primary) 12%, transparent);
}
.checkbox-field{
  display:flex;
  align-items:center;
  gap:10px;
}
.checkbox-field input{
  width:auto;
  margin:0;
}
.checkbox-field span{
  margin:0;
}
.action-row,
.action-col{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
}
.action-col{
  flex-direction:column;
  align-items:flex-start;
}
.selected-tags-preview,
.available-tags{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  min-height:48px;
  padding:10px;
  border:1px dashed var(--border-strong);
  border-radius:16px;
  background:var(--surface-3);
}
.empty-preview{
  color:var(--muted);
  font-size:12px;
  font-weight:700;
}
.tag-option,
.selected-tag-chip{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:7px 10px;
  border-radius:999px;
  border:1px solid rgba(0,0,0,.10);
  cursor:pointer;
  font-size:12px;
  font-weight:700;
  color:var(--tag-text-dark);
}
.tag-option.active{
  outline:2px solid color-mix(in srgb, var(--primary) 20%, transparent);
}
.tag-color-dot{
  width:9px;
  height:9px;
  border-radius:50%;
  border:1px solid rgba(0,0,0,.08);
  flex:0 0 9px;
}
.create-tag-row{
  display:grid;
  grid-template-columns:1fr 66px auto;
  gap:8px;
  align-items:center;
}
@media (max-width:580px){
  .create-tag-row{ grid-template-columns:1fr; }
}
.mini-hint{
  margin-top:8px;
  font-size:12px;
  color:var(--muted);
}

.tag-manager-list{
  display:grid;
  gap:12px;
}
.tag-manager-row{
  display:grid;
  grid-template-columns:88px 1.5fr 150px auto auto;
  gap:12px;
  align-items:center;
  padding:14px;
  border:1px solid var(--border);
  border-radius:18px;
  background:var(--surface-2);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
@media (max-width:900px){
  .tag-manager-row{ grid-template-columns:1fr; }
}
.tag-preview-pill{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:42px;
  border-radius:999px;
  border:1px solid rgba(0,0,0,.08);
  font-size:12px;
  font-weight:700;
  padding:8px 12px;
  color:var(--tag-text-dark);
}
.empty-manager{
  color:var(--muted);
  font-size:13px;
  font-weight:700;
  padding:12px;
}
.hidden-color-input{
  display:none;
}
.logo-wrap{
  overflow: hidden;
  display: grid;
  place-items: center;
}

.brand-logo,
.intro-logo-img{
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: inherit;
  display: block;
}