/* COOK — the desktop: boot screen, header, menus, windows, CRT.
   Phosphor palette and layout follow the EDDY-OS reference. Colours are tokens so themes swap them. */
:root {
  --papier: #14100a; --grid: #3a2a14; --rouille: #8c2a18; --braise: #e0501e; --encre: #ffa02e; --creme: #ffe2b0;
  --filet: 1px; --trait: 3px; --trait-fin: 2px;
  --ombre: 6px 6px 0 var(--braise);
  --font-display: "Jacquard 12", serif; --font-ui: "DotGothic16", monospace;
  --cur-arrow: auto; --cur-hand: pointer;
  --dim: color-mix(in srgb, var(--encre) 82%, var(--papier));
}
:root[data-theme="candy"]     { --papier: #07262b; --grid: #124a52; --rouille: #0b5a66; --braise: #82ba88; --encre: #faa4b5; --creme: #fff183; }
:root[data-theme="sorbet"]    { --papier: #2a0c1d; --grid: #4e1637; --rouille: #832758; --braise: #70c1e1; --encre: #f8b77c; --creme: #faf4c1; }
:root[data-theme="lagoon"]    { --papier: #062125; --grid: #0e4a54; --rouille: #0b5a66; --braise: #398847; --encre: #70c1e1; --creme: #fff183; }
:root[data-theme="marshmallow"] { --papier: #0f2208; --grid: #24471a; --rouille: #2b5e10; --braise: #c85c88; --encre: #fff183; --creme: #fdf9d0; }
:root[data-theme="neon"]      { --papier: #1c0d03; --grid: #4a2308; --rouille: #803705; --braise: #0b96af; --encre: #82ba88; --creme: #faa4b5; }

* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
body {
  background: var(--papier); color: var(--encre); font: 17px/1.4 var(--font-ui);
  overflow: hidden; cursor: var(--cur-arrow);
  text-shadow: 0 0 3px color-mix(in srgb, var(--encre) 28%, transparent);
  -webkit-font-smoothing: none; font-smoothing: never;
}
a, button, label, summary { cursor: var(--cur-hand); }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; text-shadow: inherit; }
input, textarea, select { font: inherit; color: var(--creme); background: transparent; border: 0; outline: 0; text-shadow: inherit; }
::selection { background: var(--encre); color: var(--papier); text-shadow: none; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
[hidden] { display: none !important; }
:focus-visible { outline: var(--filet) dashed var(--encre); outline-offset: 2px; }
* { scrollbar-width: thin; scrollbar-color: var(--encre) var(--papier); }

/* ---------- boot ---------- */
.os-boot {
  position: fixed; inset: 0; z-index: 500; background: var(--papier); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 22px;
  transition: opacity .5s steps(6), filter .5s steps(6);
}
.os-boot.is-off { opacity: 0; filter: brightness(2.2); pointer-events: none; }
.boot-box { width: min(540px, 92vw); border: var(--trait-fin) solid var(--encre); position: relative; background: var(--papier); box-shadow: 4px 4px 0 var(--braise); }
.boot-box.logo .inner { padding: 22px 24px 20px; text-align: center; }
.boot-box .name { font: 400 56px/1 var(--font-display); color: var(--creme); letter-spacing: .04em; }
.boot-box .ver { font-size: 14px; letter-spacing: .1em; margin: 10px 0 16px; color: var(--braise); }
.boot-box .prog { display: grid; grid-template-columns: repeat(5, 1fr); height: 10px; gap: 0; }
.boot-box .prog i { background: var(--grid); transition: background .2s steps(2); }
.boot-box .prog i:nth-child(1).on { background: var(--rouille); } .boot-box .prog i:nth-child(2).on { background: var(--braise); }
.boot-box .prog i:nth-child(3).on { background: var(--encre); } .boot-box .prog i:nth-child(4).on { background: var(--creme); }
.boot-box .prog i:nth-child(5).on { background: var(--grid); }
.boot-box.log { padding: 14px 16px; font-size: 15px; min-height: 196px; }
.boot-box.log p { display: flex; gap: 8px; white-space: pre; overflow: hidden; }
.boot-box.log p b { font-weight: 400; color: var(--creme); } .boot-box.log p .st-warn { color: var(--braise); }
.boot-box.log p .dots { flex: 1; overflow: hidden; color: var(--rouille); } .boot-box.log p em { font-style: normal; color: var(--creme); }
.boot-bar { width: min(540px, 92vw); height: 22px; border: var(--trait-fin) solid var(--encre); padding: 3px; display: flex; gap: 2px; }
.boot-bar i { flex: 1; background: var(--grid); } .boot-bar i.on { background: var(--encre); }
.boot-press { font-size: 14px; letter-spacing: .14em; animation: blink 1.1s steps(2) infinite; }
.boot-press b { color: var(--braise); font-weight: 400; }
.boot-sound { font-size: 13px; letter-spacing: .12em; color: var(--rouille); }
.boot-sound:hover { color: var(--encre); }
@keyframes blink { 50% { opacity: .15; } }

/* ---------- desktop + header ---------- */
.os-desktop { position: fixed; inset: 0; display: flex; flex-direction: column; background:
  radial-gradient(120% 60% at 50% 105%, color-mix(in srgb, var(--encre) 20%, transparent), transparent 62%),
  radial-gradient(80% 40% at 30% -10%, color-mix(in srgb, var(--creme) 7%, transparent), transparent 70%), var(--papier); }
.os-header { border-bottom: var(--filet) solid var(--encre); background: var(--papier); z-index: 200; position: relative; flex: none; }
.os-header .top { align-items: stretch; min-height: 48px; display: flex; }
.os-logo { display: flex; align-items: center; padding: 0 16px; border-right: var(--filet) solid var(--encre); }
.os-logo .name { font: 400 24px/1 var(--font-display); color: var(--creme); }
.os-menus { display: flex; align-items: stretch; margin-right: auto; }
.menu { position: relative; display: flex; }
.mbtn { position: relative; display: flex; align-items: center; padding: 0 16px; font-size: 16px; color: var(--encre); isolation: isolate; transition: color .16s; }
.mbtn::before, .mbtn::after { content: ""; opacity: 0; position: absolute; top: 50%; transform: translateY(-50%); pointer-events: none; transition: opacity .16s, translate .18s steps(3); }
.mbtn::before { content: "["; left: 5px; translate: 4px; } .mbtn::after { content: "]"; right: 5px; translate: -4px; }
.mbtn:is(:hover, :focus-visible, [aria-expanded="true"]) { color: var(--creme); }
.mbtn:is(:hover, :focus-visible, [aria-expanded="true"])::before, .mbtn:is(:hover, :focus-visible, [aria-expanded="true"])::after { opacity: 1; translate: 0; }
.mbtn[aria-expanded="true"] { background: linear-gradient(0deg, var(--grid), transparent 65%); }
.dropdown { position: absolute; top: 100%; left: 0; min-width: 270px; background: var(--papier); border: var(--trait-fin) solid var(--encre); box-shadow: 4px 4px 0 var(--braise); padding: 6px; display: none; z-index: 300; }
.menu.open .dropdown, .menu-sub.open > .submenu { display: block; animation: drop .16s steps(4); }
@keyframes drop { from { clip-path: inset(0 0 100% 0); } to { clip-path: inset(0); } }
.menu-caption { font-size: 13px; letter-spacing: .1em; text-transform: uppercase; color: var(--dim); padding: 6px 10px; }
.di { display: flex; width: 100%; align-items: center; justify-content: space-between; gap: 18px; padding: 8px 10px; text-align: left; font-size: 16px; color: var(--encre); }
.di:hover, .di:focus-visible { background: var(--encre); color: var(--papier); text-shadow: none; outline: 0; }
.di .fig { color: var(--braise); margin-right: 10px; } .di:hover .fig { color: var(--papier); }
.di kbd { font: inherit; font-size: 13px; opacity: .7; border: var(--filet) solid currentColor; padding: 0 5px; }
.di .year { opacity: .6; } .di.on::after { content: "■"; font-size: 11px; }
.sep { height: 1px; background: var(--grid); margin: 6px 0; }
.menu-sub { position: relative; } .submenu { position: absolute; left: 100%; top: -8px; min-width: 210px; background: var(--papier); border: var(--trait-fin) solid var(--encre); box-shadow: 4px 4px 0 var(--braise); padding: 6px; display: none; }
.swatch { display: inline-block; width: 44px; height: 10px; background: var(--sw); margin-right: 10px; vertical-align: middle; }
.os-cell { display: flex; align-items: center; gap: 8px; padding: 0 16px; border-left: var(--filet) solid var(--encre); font-size: 15px; letter-spacing: .04em; }
.os-icon { padding: 0 16px; color: var(--encre); text-shadow: none; transition: background .16s, color .16s; }
.os-icon svg, .os-icon img { display: block; width: 22px; height: 22px; transition: transform .2s steps(3); }
.os-icon:hover { background: var(--encre); color: var(--papier); } .os-icon:hover svg, .os-icon:hover img { transform: translateY(-2px); }
.os-wallet { color: var(--encre); transition: background .16s, color .16s; }
.os-wallet:hover { background: var(--encre); color: var(--papier); text-shadow: none; }
.os-wallet.on { color: var(--creme); }
.led { width: 7px; height: 7px; background: var(--braise); border-radius: 50%; box-shadow: 0 0 8px var(--braise); animation: blink 2.4s steps(2) infinite; }
.os-header .sub { border-top: var(--filet) solid var(--encre); font-size: 14px; line-height: 1; display: flex; }
.os-header .sub .cell { padding: 8px 14px; border-right: var(--filet) solid var(--grid); }
.os-header .sub .cell.r { margin-left: auto; border-right: 0; border-left: var(--filet) solid var(--grid); letter-spacing: .08em; }
.sub .cell b { color: var(--creme); font-weight: 400; } .sub .cell i { font-style: normal; color: var(--rouille); margin: 0 6px; }

/* ---------- home ---------- */
.os-stage { position: relative; flex: 1; min-height: 0; }
.os-layer-canvas { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; z-index: 1; }
.os-home { position: absolute; inset: 0; z-index: 2; overflow: hidden; transition: filter .4s, opacity .4s; }
.os-desktop.has-window .os-home { filter: saturate(.5); }
.home-hero { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 22px; pointer-events: none; padding: 0 12px 4vh; }
.kicker { font-size: 14px; letter-spacing: .42em; text-transform: uppercase; color: var(--encre); padding-left: .42em; }
#led { width: min(900px, 86vw); height: auto; aspect-ratio: 900 / 300; display: block; }
.home-sub { font-size: 15px; letter-spacing: .08em; color: var(--dim); min-height: 1.4em; text-align: center; }
.home-sub b { color: var(--encre); font-weight: 400; }
.os-home-nav .hs { position: absolute; display: grid; gap: 4px; padding: 6px 4px 8px; width: max-content; max-width: 40vw; transition: transform .3s cubic-bezier(.2, .8, .2, 1); }
.hs.tl { left: 32px; top: 36px; } .hs.tr { right: 32px; top: 36px; text-align: right; justify-items: end; }
.hs.bl { left: 32px; bottom: 36px; } .hs.br { right: 32px; bottom: 36px; text-align: right; justify-items: end; }
.hs .fig { font: 400 40px/1 var(--font-display); color: var(--braise); transition: color .2s, transform .3s steps(4); }
.hs .meta { font-size: 13px; letter-spacing: .06em; color: var(--dim); }
.hs .go { font-size: 22px; color: var(--encre); position: relative; transition: color .2s; }
.hs .go::after { content: ""; position: absolute; left: 0; right: 0; bottom: -4px; height: 2px; background: var(--creme); transform: scaleX(0); transform-origin: left; transition: transform .28s steps(5); }
.hs.tr .go::after, .hs.br .go::after { transform-origin: right; }
.hs:hover .go, .hs:focus-visible .go { color: var(--creme); } .hs:hover .go::after, .hs:focus-visible .go::after { transform: scaleX(1); }
.hs:hover .fig { color: var(--encre); transform: translateY(-3px); } .hs:hover .meta { color: var(--braise); }
.hs.tl:hover { transform: translate(4px, 4px); } .hs.tr:hover { transform: translate(-4px, 4px); } .hs.bl:hover { transform: translate(4px, -4px); } .hs.br:hover { transform: translate(-4px, -4px); }

/* ---------- windows ---------- */
.os-window-backdrop { position: absolute; inset: 0; background: color-mix(in srgb, var(--papier) 65%, transparent); opacity: 0; pointer-events: none; transition: opacity .3s steps(5); z-index: 50; }
.os-desktop.has-window .os-window-backdrop { opacity: 1; pointer-events: auto; }
.os-windows { position: absolute; inset: 0; z-index: 60; pointer-events: none; }
.os-window { position: absolute; pointer-events: auto; background: var(--papier); border: 2.4px solid var(--encre); box-shadow: var(--ombre); display: flex; flex-direction: column; max-width: 100%; will-change: transform; }
.os-window .bar { flex: none; display: flex; align-items: center; height: 42px; border-bottom: 2.4px solid var(--encre); cursor: grab; user-select: none; touch-action: none; position: relative; }
.os-window.dragging .bar { cursor: grabbing; }
.os-window .bar .t { flex: 1; text-align: center; font-size: 16px; padding-right: 38px; pointer-events: none; }
.wbtn { width: 38px; height: 34px; display: grid; place-items: center; margin-left: 6px; }
.wbtn-mark { width: 20px; height: 20px; border: 2px solid var(--encre); border-radius: 50%; position: relative; transition: background .15s, transform .25s steps(4); }
.wbtn-mark::before, .wbtn-mark::after { content: ""; position: absolute; left: 50%; top: 50%; width: 9px; height: 2px; background: var(--encre); transform: translate(-50%, -50%) rotate(45deg); }
.wbtn-mark::after { transform: translate(-50%, -50%) rotate(-45deg); }
.wbtn:hover .wbtn-mark { background: var(--encre); transform: rotate(90deg); } .wbtn:hover .wbtn-mark::before, .wbtn:hover .wbtn-mark::after { background: var(--papier); }
.os-window .body { flex: 1; min-height: 0; overflow: auto; position: relative; }
.os-window.is-focused { z-index: 2; }
.dither-cv { position: absolute; inset: 0; width: 100%; height: 100%; z-index: 20; pointer-events: none; image-rendering: pixelated; }
.os-window.small { box-shadow: 4px 4px 0 var(--braise); }

/* ---------- shared controls ---------- */
.os-btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 36px; padding: 0 16px; border: var(--trait-fin) solid var(--encre); color: var(--encre); font-size: 16px; letter-spacing: .04em; transition: background .12s, color .12s, transform .12s; position: relative; }
.os-btn:hover:not(:disabled) { background: var(--encre); color: var(--papier); text-shadow: none; }
.os-btn:active:not(:disabled) { transform: translate(2px, 2px); }
.os-btn:disabled { opacity: .35; cursor: not-allowed; }
.os-btn.primary { background: var(--encre); color: var(--papier); text-shadow: none; box-shadow: 3px 3px 0 var(--braise); }
.os-btn.primary:hover:not(:disabled) { background: var(--creme); border-color: var(--creme); }
.os-btn.small { min-height: 28px; padding: 0 10px; font-size: 14px; }
.os-btn.big { width: 100%; min-height: 46px; border: 0; border-top: 2.4px solid var(--encre); font-size: 17px; letter-spacing: .14em; text-transform: uppercase; color: var(--creme);
  background: radial-gradient(var(--encre) 1px, transparent 1.5px) 0 0 / 4px 4px, var(--papier); }
.os-btn.big { font-size: 19px; text-shadow: -2px 0 var(--papier), 2px 0 var(--papier), 0 -2px var(--papier), 0 2px var(--papier), -2px -2px var(--papier), 2px 2px var(--papier), -2px 2px var(--papier), 2px -2px var(--papier); }
.os-btn.big:hover:not(:disabled) { background: var(--encre); color: var(--papier); text-shadow: none; }
.os-btn.big:disabled { opacity: .45; }

/* ---------- palette + toast ---------- */
.os-palette { position: fixed; inset: 0; z-index: 400; background: color-mix(in srgb, var(--papier) 70%, transparent); display: flex; justify-content: center; padding-top: 14vh; }
.pal-box { width: min(560px, 92vw); height: max-content; background: var(--papier); border: 2.4px solid var(--encre); box-shadow: var(--ombre); }
.pal-head { display: flex; gap: 10px; padding: 12px 14px; border-bottom: var(--filet) solid var(--encre); } .pal-head span { color: var(--braise); }
.pal-head input { flex: 1; font-size: 17px; }
.pal-list { max-height: 44vh; overflow: auto; padding: 6px; }
.pal-item { display: flex; justify-content: space-between; width: 100%; padding: 8px 10px; text-align: left; }
.pal-item.active { background: var(--encre); color: var(--papier); text-shadow: none; } .pal-item small { opacity: .65; }
.pal-empty { padding: 14px; color: var(--dim); }
.os-toast { position: fixed; left: 50%; bottom: 28px; transform: translateX(-50%); z-index: 450; background: var(--papier); border: var(--trait-fin) solid var(--encre); box-shadow: 4px 4px 0 var(--braise); padding: 10px 16px; font-size: 16px; max-width: min(560px, 92vw); text-align: center; animation: toast-in .25s steps(4); }
@keyframes toast-in { from { transform: translate(-50%, 20px); opacity: 0; } }

/* ---------- CRT ---------- */
.os-crt { position: fixed; inset: 0; z-index: 600; pointer-events: none; overflow: hidden; animation: crt-flick 4s steps(1) infinite;
  background:
    radial-gradient(ellipse at center, transparent 58%, rgba(0, 0, 0, .5) 110%),
    repeating-linear-gradient(0deg, rgba(0, 0, 0, .1) 0 1px, transparent 1px 3px); }
.os-crt::before { content: ""; position: absolute; inset: 0; opacity: .28; background: repeating-linear-gradient(90deg, rgba(255, 40, 0, .05) 0 1px, rgba(0, 255, 60, .035) 1px 2px, rgba(0, 60, 255, .05) 2px 3px); }
.os-crt::after { content: ""; position: absolute; left: 0; right: 0; height: 160px; top: -160px; background: linear-gradient(180deg, transparent, rgba(255, 200, 120, .045), transparent); animation: crt-roll 7s linear infinite; }
@keyframes crt-roll { to { transform: translateY(calc(100vh + 320px)); } }
@keyframes crt-flick { 0%, 100% { opacity: 1; } 47% { opacity: .93; } 48% { opacity: 1; } 82% { opacity: .96; } }
html.no-crt .os-crt { display: none; } html.no-crt body { text-shadow: none; }
html.glitch .os-desktop { animation: glitch .35s steps(3); }
@keyframes glitch { 0% { transform: translate(0); filter: none; } 30% { transform: translate(-3px, 1px); filter: hue-rotate(20deg) brightness(1.4); } 60% { transform: translate(3px, -1px); } 100% { transform: translate(0); filter: none; } }

@media (max-width: 760px) {
  .os-menus .mbtn { padding: 0 10px; } .os-cell.os-cell-action, #clock { display: none; }
  .hs { max-width: 46vw; } .hs .go { font-size: 18px; } .hs .fig { font-size: 30px; } .hs.tl, .hs.bl { left: 14px; } .hs.tr, .hs.br { right: 14px; }
  .hs.tl, .hs.tr { top: 18px; } .hs.bl, .hs.br { bottom: 18px; }
  .os-window { box-shadow: 4px 4px 0 var(--braise); }
}
@media (prefers-reduced-motion: reduce) { .os-crt, .os-crt::after, .led, .boot-press { animation: none; } }