/* Orderly showcase: copy on one side, an animated app window on the other.
   Scenes ported from the Hello, World keynote film. Plain CSS, no libraries.
   Animation only runs when JS adds .os-js (so everything stays visible without JS). */
.os { --bg2:#121212; --bg3:#1b1b1b; --line:#272727; --fg:#F4F1EE; --inv:#111; --mute:#A59E97; --dim:#6d6862; --or:#FF7A1A; --ok:#4CC38A; --bad:#FF6B5E; padding: 56px 0; }
.os-win[data-theme="light"] { --bg2:#FFFFFF; --bg3:#F4F1EE; --line:#E7E1DA; --fg:#1B1511; --inv:#FFFFFF; --mute:#6f665e; --dim:#9a918a; --or:#E8450A; --ok:#14935A; --bad:#C9362B; box-shadow: 0 30px 60px rgba(17, 13, 10, .16); }
.os__row { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: 64px; align-items: center; }
.os--flip .os__copy { order: 2; }
.os__eyebrow { display: block; font: 500 13px/1 var(--primary-font), sans-serif; letter-spacing: .18em; text-transform: uppercase; color: #E8450A; margin-bottom: 14px; }
.os__copy h2 { margin: 0 0 16px; }
.os__copy p { margin: 0 0 22px; max-width: 46ch; }
.os__link { font-weight: 600; text-decoration: underline; text-underline-offset: 4px; }
.os__replay { margin-left: 18px; border: 0; background: transparent; color: inherit; opacity: .6; font-size: 13px; cursor: pointer; text-decoration: underline; }
.os__replay[hidden] { display: none; }

.os-win { background: var(--bg2); color: var(--fg); border: 1px solid var(--line); border-radius: 20px; box-shadow: 0 40px 80px rgba(17, 13, 10, .35); overflow: hidden; font-size: 15px; line-height: 1.35; width: 100%; max-width: 600px; margin-left: auto; }
.os--flip .os-win { margin-left: 0; margin-right: auto; }
.os-bar { display: flex; align-items: center; gap: 8px; padding: 14px 18px; border-bottom: 1px solid var(--line); background: var(--bg3); }
.os-bar i { width: 9px; height: 9px; border-radius: 50%; background: var(--line); display: block; }
.os-bar b { margin-left: 8px; font: 500 12px/1 var(--primary-font), sans-serif; letter-spacing: .12em; text-transform: uppercase; color: var(--mute); }
.os-bar em { margin-left: auto; font: normal 11px/1 var(--primary-font), sans-serif; letter-spacing: .08em; color: var(--dim); }
.os-body { padding: 18px; display: flex; flex-direction: column; gap: 10px; }
.os-r { display: flex; align-items: center; justify-content: space-between; gap: 14px; padding: 13px 16px; border-radius: 12px; background: var(--bg3); }
.os-r small { display: block; font-size: 12.5px; color: var(--mute); margin-top: 2px; }
.os-amt { font: 500 15px/1 var(--primary-font), sans-serif; white-space: nowrap; }
.os-ok { color: var(--ok); } .os-warn { color: var(--or); } .os-m { color: var(--mute); }
.os-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.os-chip { font: 500 11px/1 var(--primary-font), sans-serif; letter-spacing: .08em; padding: 8px 12px; border-radius: 999px; border: 1px solid var(--line); color: var(--mute); }
.os-chip.on { border-color: var(--or); color: var(--or); }
.os-total { display: flex; justify-content: space-between; padding: 8px 4px 0; font-weight: 700; font-size: 18px; }
.os-alert { display: flex; align-items: center; gap: 12px; padding: 14px 16px; border-radius: 12px; border: 1px solid var(--or); background: rgba(255, 122, 26, .08); }
.os-alert i { width: 10px; height: 10px; border-radius: 50%; background: var(--or); flex: none; display: block; }
.os-meter { height: 8px; width: 120px; border-radius: 4px; background: var(--line); overflow: hidden; flex: none; }
.os-meter i { display: block; height: 100%; width: var(--w); background: var(--mute); border-radius: 4px; }
.os-meter.low i { background: var(--or); }
.os-kds { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.os-tk { background: var(--bg3); border-radius: 12px; padding: 14px; border-top: 4px solid var(--line); font-size: 13.5px; display: flex; flex-direction: column; gap: 6px; }
.os-tk.hot { border-top-color: var(--or); } .os-tk.done { border-top-color: var(--ok); }
.os-tk b { font: 500 11px/1 var(--primary-font), sans-serif; letter-spacing: .08em; color: var(--mute); display: flex; justify-content: space-between; }
.os-tk .st { font: 500 10.5px/1 var(--primary-font), sans-serif; letter-spacing: .1em; margin-top: 4px; }
.os-board { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.os-col { background: var(--bg3); border-radius: 12px; padding: 16px; display: flex; flex-direction: column; gap: 8px; }
.os-col h4 { margin: 0; font: 500 11px/1 var(--primary-font), sans-serif; letter-spacing: .14em; color: var(--mute); }
.os-col.ready h4, .os-col.ready .os-num { color: var(--ok); }
.os-num { font-weight: 800; font-size: 34px; letter-spacing: -.02em; line-height: 1.05; }
.os-kiosk { padding: 22px; display: flex; flex-direction: column; gap: 12px; }
.os-hi { font-weight: 700; font-size: 22px; line-height: 1.15; }
.os-say { align-self: flex-end; background: var(--fg); color: var(--inv); padding: 11px 15px; border-radius: 16px 16px 4px 16px; max-width: 80%; }
.os-rep { align-self: flex-start; background: var(--bg3); padding: 11px 15px; border-radius: 16px 16px 16px 4px; max-width: 85%; }
.os-btn { text-align: center; padding: 14px; border-radius: 12px; background: var(--or); color: #fff; font-weight: 700; }
.os-map { position: relative; border-radius: 12px; background: var(--bg3); overflow: hidden; }
.os-map svg { display: block; width: 100%; height: auto; }
.os-steps { display: flex; gap: 8px; flex-wrap: wrap; }
.os-paper { background: #F6EEE6; color: #1B1511; border-radius: 10px; padding: 24px 26px; font: 14px/1.6 var(--primary-font), sans-serif; max-width: 340px; margin: 22px auto; box-shadow: 0 24px 50px rgba(0, 0, 0, .35); }
.os-paper hr { border: 0; border-top: 2px dashed #b9ab9f; margin: 10px 0; }
.os-paper .rl { display: flex; justify-content: space-between; }
.os-qr { display: grid; grid-template-columns: repeat(11, 9px); gap: 2px; margin: 8px auto 0; width: max-content; }
.os-qr i { width: 9px; height: 9px; background: #1B1511; display: block; }
.os-qr i.e { background: transparent; }
.os-phone { padding: 22px 18px 24px; display: flex; flex-direction: column; gap: 10px; max-width: 380px; margin: 0 auto; }
.os-notch { width: 96px; height: 18px; border-radius: 9px; background: #110D0A; align-self: center; margin-bottom: 4px; display: block; }
.os-nt { background: var(--bg3); border-radius: 16px; padding: 14px 16px; font-size: 14px; display: flex; flex-direction: column; gap: 4px; }
.os-nt b { font: 500 10.5px/1 var(--primary-font), sans-serif; letter-spacing: .1em; color: var(--or); display: flex; justify-content: space-between; }
.os-nt b span { color: var(--dim); }
.os-nt.warn { border: 1px solid var(--or); }
.os-big { font-weight: 800; font-size: 24px; letter-spacing: -.01em; }

/* ---- animation (only when JS has marked the section) ---- */
.os-js [data-os] { opacity: 0; transform: translateY(12px); }
.os-js .os-win[data-os] { transform: translateY(26px) scale(.97); }
.os-js.is-in [data-os] { opacity: 1; transform: none; transition: opacity .6s ease, transform .7s cubic-bezier(.2, .8, .2, 1); transition-delay: var(--d, 0ms); }
.os-js .os-meter i { width: 0; }
.os-js.is-in .os-meter i { width: var(--w); transition: width 1.2s cubic-bezier(.2, .8, .2, 1); transition-delay: calc(var(--d, 0ms) + 250ms); }
@keyframes os-lit { to { color: var(--or); border-color: var(--or); } }
.os-js.is-in .os-chip.lit { animation: os-lit .45s forwards; animation-delay: calc(var(--d, 0ms) + 350ms); }
.os-js .os-route { stroke-dasharray: var(--len, 1200); stroke-dashoffset: var(--len, 1200); }
.os-js.is-in .os-route { stroke-dashoffset: 0; transition: stroke-dashoffset 3.2s ease-in-out; transition-delay: var(--d, 600ms); }
@keyframes os-glow { 0%, 100% { box-shadow: 0 0 0 0 rgba(255, 122, 26, 0); } 50% { box-shadow: 0 0 0 6px rgba(255, 122, 26, .35); } }
.os-js.is-in .hl { animation: os-glow 1s ease-in-out 3; animation-delay: calc(var(--d, 0ms) + 700ms); }
.os-js .os-qr i { opacity: 0; }
.os-js.is-in .os-qr i { opacity: 1; transition: opacity .4s; transition-delay: calc(var(--d, 0ms) + var(--q, 0ms)); }
@media (prefers-reduced-motion: reduce) {
  .os-js [data-os], .os-js .os-qr i { opacity: 1 !important; transform: none !important; transition: none !important; animation: none !important; }
  .os-js .os-meter i { width: var(--w) !important; transition: none !important; }
  .os-js .os-route { stroke-dashoffset: 0 !important; transition: none !important; }
}
@media (max-width: 991px) {
  .os { padding: 36px 0; }
  .os__row { grid-template-columns: 1fr; gap: 28px; }
  .os--flip .os__copy { order: 0; }
  .os-win, .os--flip .os-win { margin-inline: auto; }
  .os-kds { grid-template-columns: 1fr; }
  .os-meter { width: 80px; }
}

.os--solo .os-win { margin: 0 auto; max-width: 640px; }

/* Handwritten book scenes (founder story) */
.os-ledger { position: relative; padding: 30px 28px 26px 66px; border-radius: 12px; color: #2a2118; font-family: var(--primary-font), sans-serif; font-style: italic; max-width: 560px; margin-left: auto; width: 100%;
  background: linear-gradient(90deg, transparent 52px, rgba(190, 60, 50, .55) 52px, rgba(190, 60, 50, .55) 54px, transparent 54px),
              repeating-linear-gradient(0deg, transparent 0, transparent 39px, rgba(60, 90, 140, .28) 39px, rgba(60, 90, 140, .28) 41px), #EFE3CE;
  box-shadow: 0 40px 80px rgba(17, 13, 10, .35), inset 0 0 60px rgba(120, 80, 30, .2); }
.os--flip .os-ledger { margin-left: 0; margin-right: auto; }
.os-ledger .lh { display: flex; justify-content: space-between; font: 700 14px/1 var(--primary-font), sans-serif; letter-spacing: .14em; color: #6b5b48; margin-bottom: 16px; height: 41px; align-items: center; }
.os-ledger .lr { display: flex; justify-content: space-between; align-items: baseline; gap: 18px; height: 41px; line-height: 41px; font-size: 27px; font-weight: 700; white-space: nowrap; }
.os-ledger .lr span { font-weight: 500; color: #4a3d2f; }
.os-ledger .lr b { color: #1f1a14; }
.os-ledger .lr b.q { letter-spacing: .2em; color: #a33; }
.os-ledger .lr.bad b, .os-ledger .lr.bad span { color: #b3262e; }
.os-notes { display: flex; flex-direction: column; align-items: flex-start; gap: 10px; margin-top: 14px; }
.os-note { display: inline-block; margin-top: 12px; font: 700 24px/38px var(--primary-font), sans-serif; color: #E8650A; background: #1B1511; border: 1px solid #FF7A1A; border-radius: 12px; padding: 0 16px; height: 40px; white-space: nowrap; }
.os-notes .os-note { margin-top: 0; }
.os-js .os-ledger[data-os] { transform: translateY(40px) rotate(-3deg); }
.os-js.is-in .os-ledger[data-os] { transform: none; }
@media (max-width: 991px) { .os-ledger, .os--flip .os-ledger { margin-inline: auto; font-size: 90%; } .os-ledger .lr { font-size: 22px; } .os-note { font-size: 20px; } }

/* theme switch */
.os-win { position: relative; transition: background .35s, color .35s; }
.os-theme { position: absolute; top: 9px; right: 12px; z-index: 3; display: flex; gap: 0; padding: 2px; border-radius: 999px; border: 1px solid var(--line); background: var(--bg2); }
.os-theme button { border: 0; background: transparent; color: var(--mute); font: 500 10px/1 var(--primary-font), sans-serif; letter-spacing: .08em; padding: 5px 9px; border-radius: 999px; cursor: pointer; }
.os-theme button[aria-pressed="true"] { background: var(--or); color: #fff; }
.os-bar em { margin-right: 108px; }
.os-phone .os-theme { top: 8px; }

/* dashboard strip, stat cards, pipeline (matches the real app) */
.os-watch { display: flex; flex-direction: column; gap: 10px; padding: 14px 16px; border-radius: 16px; background: var(--bg3); }
.os-watch .wh { display: flex; justify-content: space-between; align-items: baseline; font-size: 13px; }
.os-watch .wh span { color: var(--mute); font-size: 11.5px; margin-left: 8px; }
.os-watch .wh a { color: var(--or); font-weight: 700; font-size: 13px; }
.os-pill { align-self: flex-start; display: inline-flex; align-items: baseline; gap: 8px; padding: 9px 16px; border-radius: 999px; background: rgba(232, 69, 10, .14); color: var(--or); font-size: 11.5px; font-weight: 600; }
.os-pill b { font-size: 20px; font-weight: 700; }
.os-hello { font-weight: 700; font-size: 20px; margin: 4px 0 0; }
.os-hello + small { color: var(--mute); font-size: 12.5px; margin-top: -6px; }
.os-stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.os-st { background: var(--bg3); border-radius: 16px; padding: 14px 16px; display: flex; flex-direction: column; gap: 3px; }
.os-st small { color: var(--mute); font-size: 12px; }
.os-st .v { font: 700 22px/1.1 var(--primary-font), sans-serif; letter-spacing: -.02em; }
.os-st .d { align-self: flex-end; font-size: 11px; font-weight: 600; color: var(--ok); }
.os-st .d.dn { color: var(--bad); }
.os-flow { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.os-flow div { background: var(--bg3); border-radius: 14px; padding: 10px 12px; font-size: 12px; color: var(--mute); display: flex; flex-direction: column; gap: 2px; }
.os-flow b { color: var(--fg); font: 700 18px/1 var(--primary-font), sans-serif; }
.os-flow .on b { color: var(--or); }

/* reports & money */
.os-tabs { display: flex; gap: 6px; flex-wrap: wrap; }
.os-tabs span { padding: 7px 14px; border-radius: 999px; font-size: 12.5px; color: var(--mute); }
.os-tabs span.on { background: var(--or); color: #fff; font-weight: 600; }
.os-money { background: var(--bg3); border-radius: 16px; padding: 16px 18px; display: flex; flex-direction: column; gap: 12px; }
.os-ml { display: flex; justify-content: space-between; gap: 12px; font-size: 14px; }
.os-ml small { display: block; color: var(--mute); font-size: 11.5px; margin-top: 2px; }
.os-ml .os-amt { font-size: 14px; }
.os-ml .os-amt.neg { color: var(--mute); }
.os-profit { display: flex; justify-content: space-between; align-items: center; padding: 14px 16px; border-radius: 14px; background: rgba(76, 195, 138, .14); color: var(--ok); }
.os-profit small { display: block; font-size: 11.5px; opacity: .85; }
.os-profit .os-amt { font-size: 20px; font-weight: 700; }

/* finish setting up */
.os-prog { height: 6px; border-radius: 3px; background: var(--line); overflow: hidden; }
.os-prog i { display: block; height: 100%; width: var(--w, 75%); background: var(--or); border-radius: 3px; }
.os-js .os-prog i { width: 40%; }
.os-js.is-in .os-prog i { width: var(--w, 75%); transition: width 3.2s ease-in-out; transition-delay: 600ms; }
.os-setup-h { display: flex; justify-content: space-between; align-items: baseline; }
.os-setup-h b { font-size: 18px; } .os-setup-h strong { color: var(--or); font-size: 20px; }
.os-todo { display: flex; align-items: center; gap: 12px; padding: 12px 14px; border-radius: 14px; background: var(--bg3); }
.os-todo .ic { width: 34px; height: 34px; border-radius: 50%; background: rgba(232, 69, 10, .16); display: grid; place-items: center; color: var(--or); flex: none; font-size: 15px; }
.os-todo div { flex: 1; min-width: 0; font-size: 14px; font-weight: 600; }
.os-todo div small { display: block; font-weight: 400; color: var(--mute); font-size: 12px; margin-top: 2px; }
.os-todo em { font-style: normal; font-size: 11.5px; font-weight: 600; padding: 7px 11px; border-radius: 999px; background: var(--bg2); border: 1px solid var(--line); white-space: nowrap; }
.os-todo .go { color: var(--or); border-color: transparent; background: rgba(232, 69, 10, .14); }
.os-js.is-in .os-todo.fin .ic { animation: os-done .5s forwards; animation-delay: var(--k, 2.4s); }
@keyframes os-done { to { background: var(--ok); color: #fff; } }
@media (max-width: 575px) { .os-stats { grid-template-columns: 1fr 1fr; } .os-flow { grid-template-columns: repeat(2, 1fr); } .os-theme { top: 6px; right: 8px; } }

/* one order, every screen */
.os-trail { position: relative; gap: 12px; }
.os-trail::before { content: ""; position: absolute; left: 33px; top: 34px; bottom: 34px; width: 2px; background: var(--line); }
.os-step { position: relative; display: flex; align-items: center; gap: 14px; padding: 12px 14px; border-radius: 14px; background: var(--bg3); font-size: 14.5px; font-weight: 600; }
.os-step small { display: block; font-weight: 400; color: var(--mute); font-size: 12px; margin-top: 2px; }
.os-step .n { flex: none; width: 38px; height: 38px; border-radius: 50%; display: grid; place-items: center; background: var(--bg2); border: 2px solid var(--or); color: var(--or); font: 700 15px/1 var(--primary-font), sans-serif; z-index: 1; }
.os-step.done .n { background: var(--ok); border-color: var(--ok); color: #fff; }

/* Phones: grid column may not grow past the screen, nothing under 12px, thumb-sized buttons */
@media (max-width: 991px) { .os__row { grid-template-columns: minmax(0, 1fr); } }
@media (max-width: 575px) {
  .os { padding: 28px 0; }
  .os-win { font-size: 15px; }
  .os-theme button { font-size: 12px; padding: 8px 13px; min-height: 32px; }
  .os-bar em, .os-chip, .os-tk b, .os-tk .st, .os-col h4, .os-nt b { font-size: 12px; }
  .os-watch .wh span, .os-pill, .os-st .d, .os-ml small, .os-profit small, .os-todo em { font-size: 12.5px; }
  .os__replay { font-size: 14px; padding: 11px 8px; margin-left: 4px; }
  .os-ledger, .os--flip .os-ledger { padding: 22px 12px 18px 46px;
    background: linear-gradient(90deg, transparent 34px, rgba(190, 60, 50, .55) 34px, rgba(190, 60, 50, .55) 36px, transparent 36px),
                repeating-linear-gradient(0deg, transparent 0, transparent 39px, rgba(60, 90, 140, .28) 39px, rgba(60, 90, 140, .28) 41px), #EFE3CE; }
  .os-ledger .lh { font-size: 12px; letter-spacing: .08em; }
  .os-ledger .lr { font-size: 18px; gap: 8px; }
  .os-note { font-size: 18px; padding: 0 12px; }
}

/* ---- slower pace: --sl is set by the script (1 / speed) ---- */
.os-js.is-in [data-os] { transition-duration: calc(.6s * var(--sl, 1)), calc(.7s * var(--sl, 1)); }
.os-js.is-in .os-meter i { transition-duration: calc(1.2s * var(--sl, 1)); }
.os-js.is-in .os-chip.lit { animation-duration: calc(.45s * var(--sl, 1)); }
.os-js.is-in .os-route { transition-duration: calc(3.2s * var(--sl, 1)); }
.os-js.is-in .hl { animation-duration: calc(1s * var(--sl, 1)); }
.os-js.is-in .os-qr i { transition-duration: calc(.4s * var(--sl, 1)); }
.os-js.is-in .os-prog i { transition-duration: calc(3.2s * var(--sl, 1)); transition-delay: calc(600ms * var(--sl, 1)); }
.os-js.is-in .os-todo.fin .ic { animation-duration: calc(.5s * var(--sl, 1)); animation-delay: calc(var(--k, 2.4s) * var(--sl, 1)); }
@media (prefers-reduced-motion: reduce) { .os-js.is-in [data-os], .os-js.is-in .os-meter i, .os-js.is-in .os-route, .os-js.is-in .os-prog i { transition-duration: 0s; transition-delay: 0s; } }