/* Way2EasyDJ — Apple-style interface (system fonts, translucent materials, grouped lists, dark mode) */
:root {
  --blue: #007aff; --green: #34c759; --orange: #ff9500; --red: #ff3b30; --purple: #af52de; --teal: #30b0c7; --pink: #ff2d55;
  --bg: #f2f2f7; --bg-elev: #ffffff; --bg-grouped: #ffffff; --fill: rgba(120,120,128,.12); --fill-2: rgba(120,120,128,.2);
  --label: #000; --label-2: rgba(60,60,67,.65); --label-3: rgba(60,60,67,.38); --sep: rgba(60,60,67,.14);
  --material: rgba(250,250,252,.72); --shadow: 0 1px 2px rgba(0,0,0,.04), 0 6px 20px rgba(0,0,0,.05);
  --radius: 14px; --sidebar-w: 264px;
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro Display", "Helvetica Neue", Helvetica, Arial, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --blue: #0a84ff; --green: #30d158; --orange: #ff9f0a; --red: #ff453a; --purple: #bf5af2; --teal: #40c8e0; --pink: #ff375f;
    --bg: #000; --bg-elev: #1c1c1e; --bg-grouped: #1c1c1e; --fill: rgba(120,120,128,.24); --fill-2: rgba(120,120,128,.36);
    --label: #fff; --label-2: rgba(235,235,245,.62); --label-3: rgba(235,235,245,.3); --sep: rgba(84,84,88,.6);
    --material: rgba(30,30,32,.72); --shadow: 0 0 0 .5px rgba(255,255,255,.06);
  }
}
:root[data-theme="dark"] {
  --blue: #0a84ff; --green: #30d158; --orange: #ff9f0a; --red: #ff453a; --purple: #bf5af2; --teal: #40c8e0; --pink: #ff375f;
  --bg: #000; --bg-elev: #1c1c1e; --bg-grouped: #1c1c1e; --fill: rgba(120,120,128,.24); --fill-2: rgba(120,120,128,.36);
  --label: #fff; --label-2: rgba(235,235,245,.62); --label-3: rgba(235,235,245,.3); --sep: rgba(84,84,88,.6);
  --material: rgba(30,30,32,.72); --shadow: 0 0 0 .5px rgba(255,255,255,.06);
}
* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body { margin: 0; height: 100%; }
body { font: 15px/1.4 var(--font); color: var(--label); background: var(--bg); -webkit-font-smoothing: antialiased; letter-spacing: -.01em; }
button, input, select, textarea { font: inherit; color: inherit; letter-spacing: inherit; }
a { color: var(--blue); text-decoration: none; }
h1, h2, h3, p { margin: 0; }
.hidden { display: none !important; }

/* ---------- shell */
.app { display: flex; min-height: 100vh; }
.sidebar { width: var(--sidebar-w); flex: none; position: fixed; inset: 0 auto 0 0; padding: 18px 12px; display: flex; flex-direction: column; gap: 4px;
  background: var(--material); -webkit-backdrop-filter: saturate(180%) blur(30px); backdrop-filter: saturate(180%) blur(30px); border-right: .5px solid var(--sep); z-index: 20; }
.brand { display: flex; align-items: center; gap: 10px; padding: 6px 10px 16px; font-weight: 700; font-size: 17px; letter-spacing: -.02em; }
.brand .logo { width: 30px; height: 30px; border-radius: 8px; background: linear-gradient(145deg, #ff375f, #af52de 55%, #0a84ff); display: grid; place-items: center; color: #fff; box-shadow: 0 2px 8px rgba(175,82,222,.35); }
.nav-label { font-size: 12px; font-weight: 600; color: var(--label-2); padding: 14px 10px 4px; text-transform: none; }
.nav a { display: flex; align-items: center; gap: 10px; padding: 7px 10px; border-radius: 8px; color: var(--label); font-size: 15px; font-weight: 500; }
.nav a svg { width: 19px; height: 19px; flex: none; color: var(--blue); }
.nav a:hover { background: var(--fill); }
.nav a.active { background: var(--blue); color: #fff; }
.nav a.active svg { color: #fff; }

.nav .short { display: none; }
.nav .count { margin-left: auto; font-size: 12px; color: var(--label-2); }
.nav a.active .count { color: rgba(255,255,255,.8); }
.side-foot { margin-top: auto; padding: 8px 10px; font-size: 12px; color: var(--label-2); display: flex; justify-content: space-between; align-items: center; }
.main { margin-left: var(--sidebar-w); flex: 1; min-width: 0; }
.page { max-width: 1120px; margin: 0 auto; padding: 28px 32px 80px; }
.toolbar { position: sticky; top: 0; z-index: 10; display: flex; align-items: center; gap: 10px; padding: 10px 32px; min-height: 52px;
  background: var(--material); -webkit-backdrop-filter: saturate(180%) blur(24px); backdrop-filter: saturate(180%) blur(24px); border-bottom: .5px solid transparent; transition: border-color .2s; }
.toolbar.scrolled { border-color: var(--sep); }
.toolbar .tb-title { font-weight: 600; font-size: 15px; opacity: 0; transition: opacity .2s; }
.toolbar.scrolled .tb-title { opacity: 1; }
.toolbar .spacer { flex: 1; }

.large-title { font-size: 34px; line-height: 1.12; font-weight: 700; letter-spacing: .37px; margin: 4px 0 4px; }
.subtitle { color: var(--label-2); font-size: 15px; margin-bottom: 22px; max-width: 70ch; }
.section-title { font-size: 13px; font-weight: 600; text-transform: uppercase; letter-spacing: .02em; color: var(--label-2); margin: 28px 16px 8px; }
.footnote { font-size: 13px; color: var(--label-2); margin: 8px 16px 0; }

/* ---------- surfaces */
.card { background: var(--bg-elev); border-radius: var(--radius); box-shadow: var(--shadow); padding: 18px; }
.grid { display: grid; gap: 14px; }
.grid.c4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid.c3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid.c2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.stat .k { font-size: 13px; color: var(--label-2); font-weight: 500; }
.stat .v { font-size: 30px; font-weight: 700; letter-spacing: -.02em; margin-top: 2px; font-variant-numeric: tabular-nums; }
.stat .s { font-size: 13px; color: var(--label-2); margin-top: 2px; }
.group { background: var(--bg-grouped); border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; }
.row { display: flex; align-items: center; gap: 12px; padding: 11px 16px; min-height: 46px; position: relative; }
.row + .row::before { content: ""; position: absolute; top: 0; left: 16px; right: 0; border-top: .5px solid var(--sep); }
.row .grow { flex: 1; min-width: 0; }
.row .t { font-weight: 500; }
.row .d { font-size: 13px; color: var(--label-2); }
.row .v { color: var(--label-2); font-variant-numeric: tabular-nums; }
.row.click { cursor: pointer; }
.row.click:hover { background: var(--fill); }
.ellipsis { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ---------- controls */
.btn { appearance: none; border: 0; border-radius: 10px; padding: 8px 16px; font-weight: 600; font-size: 15px; cursor: pointer; background: var(--fill); color: var(--blue); transition: transform .08s, opacity .15s, background .15s; display: inline-flex; align-items: center; gap: 6px; white-space: nowrap; }
.btn:hover { background: var(--fill-2); }
.btn:active { transform: scale(.97); opacity: .85; }
.btn.primary { background: var(--blue); color: #fff; }
.btn.primary:hover { filter: brightness(1.08); }
.btn.danger { color: var(--red); }
.btn.plain { background: transparent; padding: 6px 8px; }
.btn.plain:hover { background: var(--fill); }
.btn.sm { padding: 5px 11px; font-size: 13px; border-radius: 8px; }
.btn.icon { padding: 6px; border-radius: 8px; }
.btn[disabled] { opacity: .4; pointer-events: none; }
.btn svg { width: 17px; height: 17px; }
.field, select.field { appearance: none; -webkit-appearance: none; width: 100%; border: 0; border-radius: 10px; background: var(--fill); padding: 9px 12px; font-size: 15px; outline: none; }
.field:focus { box-shadow: 0 0 0 3px color-mix(in srgb, var(--blue) 35%, transparent); }
select.field { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='16' viewBox='0 0 10 16'%3E%3Cpath d='M2 6l3-3 3 3M2 10l3 3 3-3' fill='none' stroke='%238e8e93' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 10px center; padding-right: 28px; }
.search { position: relative; }
.search svg { position: absolute; left: 10px; top: 50%; transform: translateY(-50%); width: 16px; color: var(--label-2); }
.search .field { padding-left: 32px; }
.seg { display: inline-flex; background: var(--fill); border-radius: 9px; padding: 2px; gap: 2px; flex-wrap: wrap; }
.seg button { appearance: none; border: 0; background: transparent; padding: 5px 12px; border-radius: 7px; font-size: 13px; font-weight: 500; cursor: pointer; }
.seg button.on { background: var(--bg-elev); box-shadow: 0 1px 3px rgba(0,0,0,.15); font-weight: 600; }
:root[data-theme="dark"] .seg button.on { background: #636366; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .seg button.on { background: #636366; } }
.form { display: grid; gap: 14px; }
.form label { display: grid; gap: 5px; font-size: 13px; color: var(--label-2); font-weight: 500; }
.form .two { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip { appearance: none; border: 0; background: var(--fill); border-radius: 999px; padding: 5px 12px; font-size: 13px; font-weight: 500; cursor: pointer; }
.chip.on { background: var(--blue); color: #fff; }
.badge { display: inline-flex; align-items: center; gap: 4px; font-size: 11px; font-weight: 600; padding: 2px 8px; border-radius: 999px; background: var(--fill); color: var(--label-2); white-space: nowrap; }
.badge.green { background: color-mix(in srgb, var(--green) 18%, transparent); color: var(--green); }
.badge.orange { background: color-mix(in srgb, var(--orange) 20%, transparent); color: var(--orange); }
.badge.red { background: color-mix(in srgb, var(--red) 16%, transparent); color: var(--red); }
.badge.blue { background: color-mix(in srgb, var(--blue) 16%, transparent); color: var(--blue); }
.badge.purple { background: color-mix(in srgb, var(--purple) 16%, transparent); color: var(--purple); }
.badge.teal { background: color-mix(in srgb, var(--teal) 18%, transparent); color: var(--teal); }
.progress { height: 6px; border-radius: 3px; background: var(--fill); overflow: hidden; }
.progress > i { display: block; height: 100%; background: var(--blue); border-radius: 3px; transition: width .35s ease; }
.switch { position: relative; width: 51px; height: 31px; flex: none; }
.switch input { opacity: 0; position: absolute; inset: 0; margin: 0; cursor: pointer; z-index: 1; }
.switch i { position: absolute; inset: 0; background: var(--fill-2); border-radius: 16px; transition: background .2s; }
.switch i::after { content: ""; position: absolute; top: 2px; left: 2px; width: 27px; height: 27px; background: #fff; border-radius: 50%; box-shadow: 0 2px 5px rgba(0,0,0,.3); transition: transform .2s; }
.switch input:checked + i { background: var(--green); }
.switch input:checked + i::after { transform: translateX(20px); }
input[type=range] { width: 100%; accent-color: var(--blue); }
.empty { text-align: center; color: var(--label-2); padding: 48px 16px; }
.empty svg { width: 44px; height: 44px; color: var(--label-3); margin-bottom: 8px; }
.callout { border-radius: 12px; padding: 12px 14px; font-size: 14px; background: color-mix(in srgb, var(--orange) 14%, transparent); color: var(--label); display: flex; gap: 10px; align-items: flex-start; }
.callout.info { background: color-mix(in srgb, var(--blue) 12%, transparent); }
.callout.good { background: color-mix(in srgb, var(--green) 14%, transparent); }
.callout svg { width: 18px; height: 18px; flex: none; margin-top: 2px; color: var(--orange); }
.callout.info svg { color: var(--blue); } .callout.good svg { color: var(--green); }

/* ---------- checklist */
.step { display: flex; gap: 12px; align-items: center; }
.step .dot { width: 26px; height: 26px; border-radius: 50%; display: grid; place-items: center; background: var(--fill); color: var(--label-2); font-size: 13px; font-weight: 700; flex: none; }
.step.done .dot { background: var(--green); color: #fff; }
.step .dot svg { width: 14px; height: 14px; }

/* ---------- ring */
.ring { position: relative; width: 74px; height: 74px; flex: none; }
.ring svg { transform: rotate(-90deg); width: 100%; height: 100%; }
.ring .num { position: absolute; inset: 0; display: grid; place-items: center; font-weight: 700; font-size: 16px; }

/* ---------- set view */
.stage-head { display: flex; align-items: center; gap: 10px; padding: 8px 16px; font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; color: var(--label-2); background: var(--fill); }
.stage-head .grow { flex: 1; }
.item { display: grid; grid-template-columns: 34px 1fr auto; gap: 10px; padding: 10px 16px; align-items: center; position: relative; }
.item + .item::before, .stage-head + .item::before { content: ""; position: absolute; top: 0; left: 60px; right: 0; border-top: .5px solid var(--sep); }
.item .pos { font-variant-numeric: tabular-nums; color: var(--label-2); font-size: 13px; text-align: center; }
.item .title { font-weight: 600; }
.item .meta { font-size: 13px; color: var(--label-2); display: flex; flex-wrap: wrap; gap: 4px 8px; align-items: center; margin-top: 2px; }
.item .acts { display: flex; gap: 2px; opacity: .55; transition: opacity .15s; }
.item:hover .acts, .item:focus-within .acts { opacity: 1; }
.item.locked { background: color-mix(in srgb, var(--blue) 6%, transparent); }
.item .why { grid-column: 2 / 4; font-size: 12.5px; color: var(--label-2); display: none; padding-top: 4px; }
.item.open .why { display: block; }
.energy-bar { display: inline-block; width: 44px; height: 5px; background: var(--fill-2); border-radius: 3px; overflow: hidden; vertical-align: middle; }
.energy-bar i { display: block; height: 100%; border-radius: 3px; }
svg.chart text { fill: var(--label-2); font-size: 10px; font-family: var(--font); }

/* ---------- sheets / toast */
.scrim { position: fixed; inset: 0; background: rgba(0,0,0,.35); z-index: 50; display: flex; align-items: center; justify-content: center; padding: 16px; animation: fade .18s; }
.sheet { width: min(560px, 100%); max-height: 86vh; overflow: auto; background: var(--bg-elev); border-radius: 18px; box-shadow: 0 20px 60px rgba(0,0,0,.35); padding: 20px; animation: pop .22s cubic-bezier(.2,.9,.3,1.1); }
.sheet h2 { font-size: 20px; margin-bottom: 4px; letter-spacing: -.02em; }
.sheet .acts { display: flex; justify-content: flex-end; gap: 8px; margin-top: 16px; }
.toasts { position: fixed; left: 50%; bottom: 28px; transform: translateX(-50%); display: grid; gap: 8px; z-index: 80; }
.toast { background: rgba(40,40,44,.92); color: #fff; padding: 10px 16px; border-radius: 14px; font-size: 14px; box-shadow: 0 8px 30px rgba(0,0,0,.3); -webkit-backdrop-filter: blur(20px); backdrop-filter: blur(20px); animation: pop .25s; max-width: 90vw; }
.toast.err { background: rgba(200,40,30,.95); }
@keyframes fade { from { opacity: 0; } }
@keyframes pop { from { opacity: 0; transform: scale(.96) translateY(6px); } }
@keyframes spin { to { transform: rotate(360deg); } }
.spinner { width: 16px; height: 16px; border: 2px solid currentColor; border-right-color: transparent; border-radius: 50%; animation: spin .7s linear infinite; display: inline-block; }

/* ---------- login */
.login { min-height: 100vh; display: grid; place-items: center; padding: 24px; background: radial-gradient(1200px 600px at 20% -10%, color-mix(in srgb, var(--purple) 22%, transparent), transparent), radial-gradient(900px 500px at 90% 10%, color-mix(in srgb, var(--blue) 22%, transparent), transparent), var(--bg); }
.login .box { width: min(380px, 100%); text-align: center; }
.login .logo { width: 76px; height: 76px; border-radius: 18px; margin: 0 auto 18px; background: linear-gradient(145deg, #ff375f, #af52de 55%, #0a84ff); display: grid; place-items: center; color: #fff; box-shadow: 0 10px 30px rgba(175,82,222,.4); }
.login .logo svg { width: 38px; height: 38px; }

/* ---------- responsive: iOS-style tab bar */
@media (max-width: 860px) {
  .sidebar { inset: auto 0 0 0; width: auto; height: 62px; flex-direction: row; padding: 6px 6px calc(6px + env(safe-area-inset-bottom)); border-right: 0; border-top: .5px solid var(--sep); overflow-x: auto; gap: 0; }
  .brand, .nav-label, .side-foot { display: none; }
  .nav { display: flex; width: 100%; justify-content: space-between; }
  .nav a { flex-direction: column; gap: 2px; font-size: 10px; padding: 4px 8px; min-width: 58px; justify-content: center; text-align: center; border-radius: 10px; }
  .nav a.active { background: transparent; color: var(--blue); } .nav a.active svg { color: var(--blue); }
  .nav a svg { width: 24px; height: 24px; } .nav .count { display: none; } .nav .long { display: none; } .nav .short { display: inline; }
  .nav a { min-width: 0; flex: 1; }
  .main { margin-left: 0; padding-bottom: 76px; }
  .page { padding: 18px 16px 90px; } .toolbar { padding: 8px 16px; }
  .grid.c4, .grid.c3 { grid-template-columns: repeat(2, minmax(0, 1fr)); } .grid.c2 { grid-template-columns: 1fr; }
  .large-title { font-size: 30px; } .form .two { grid-template-columns: 1fr; }
  .item { grid-template-columns: 28px 1fr; } .item .acts { grid-column: 2; opacity: 1; flex-wrap: wrap; }
  .item + .item::before, .stage-head + .item::before { left: 16px; }
}
@media (prefers-reduced-motion: reduce) { * { animation: none !important; transition: none !important; } }