:root {
    color-scheme: light;
    --paper: #f3ead7;
    --paper-light: #fbf4e6;
    --ink: #191713;
    --body-ink: #4c443b;
    --muted: #756b5f;
    --line: #d4c3a7;
    --accent: #9a4939;
    --serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
    --display: "Fraunces", var(--serif);
    --mono: ui-monospace, "SFMono-Regular", "SF Mono", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; background: var(--paper); color: var(--ink); }
body { font-family: var(--serif); }
button, input, textarea { font: inherit; }
button { cursor: pointer; }

.access-gate { position: fixed; inset: 0; z-index: 2000; display: grid; place-items: center; padding: 24px; background: var(--paper); }
.access-gate[hidden] { display: none; }
.access-card { width: min(420px, 100%); gap: 16px; margin: 0; padding: clamp(28px, 6vw, 54px); border: 1px solid var(--line); background: var(--paper-light); box-shadow: 0 24px 80px rgba(44,33,22,.12); }
.access-card h1 { margin: 0; font: 500 clamp(2.6rem, 9vw, 4.6rem)/.9 var(--display); letter-spacing: -.05em; }
.access-card > p:not(.kicker) { margin: 0; color: var(--body-ink); line-height: 1.45; }
.access-card button { min-height: 48px; border: 1px solid var(--ink); color: var(--paper-light); background: var(--ink); }
.is-locked > :not(.access-gate) { visibility: hidden; }

.topbar {
    min-height: 116px;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 24px;
    padding: 22px clamp(20px, 4vw, 58px);
    border-bottom: 1px solid var(--line);
    background: var(--paper-light);
}

.topbar > div { text-align: center; }
.topbar h1 { margin: 2px 0 0; font: 500 clamp(2.1rem, 4vw, 3.8rem)/.9 var(--display); letter-spacing: -.04em; }
.home, .save-state, .kicker, .tool-label { font: 700 .67rem/1.4 var(--mono); letter-spacing: .14em; text-transform: uppercase; }
.home { color: var(--accent); text-decoration: none; }
.save-state { justify-self: end; margin: 0; color: var(--muted); text-align: right; }
.kicker, .tool-label { margin: 0; color: var(--accent); }

main { min-height: calc(100vh - 116px); display: grid; grid-template-columns: minmax(270px, 330px) 1fr; }
.tools { padding: 30px clamp(20px, 3vw, 38px); border-right: 1px solid var(--line); background: rgba(251,244,230,.72); }
.tools section + section { margin-top: 38px; padding-top: 30px; border-top: 1px solid var(--line); }
form { display: grid; gap: 11px; margin-top: 12px; }
textarea, input { width: 100%; border: 1px solid var(--line); border-radius: 0; padding: 12px; color: var(--ink); background: rgba(255,255,255,.42); }
select { width: 100%; min-height: 42px; border: 1px solid var(--line); border-radius: 0; padding: 8px 10px; color: var(--ink); background: var(--paper-light); }
textarea { min-height: 86px; resize: vertical; line-height: 1.35; }
textarea:focus, input:focus, button:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
form button { min-height: 43px; border: 1px solid var(--ink); color: var(--paper-light); background: var(--ink); }
form button:disabled { opacity: .55; cursor: wait; }
.passcode-label, .hint { color: var(--muted); font-size: .78rem; line-height: 1.35; }
.hint { margin: 0; }
.emoji-palette { display: grid; grid-template-columns: repeat(5, 1fr); gap: 7px; margin-top: 12px; }
.emoji-palette button { aspect-ratio: 1; border: 1px solid var(--line); background: rgba(255,255,255,.42); font-size: 1.35rem; }
.emoji-palette button:disabled { opacity: .45; cursor: default; }
.style-panel { display: grid; gap: 10px; }
.style-panel .tool-label { margin-bottom: 2px; }
.size-control { display: grid; gap: 7px; }
.size-control label { display: flex; justify-content: space-between; gap: 12px; }
.size-control output { color: var(--ink); font-variant-numeric: tabular-nums; }
.size-control input[type="range"] { min-height: 24px; padding: 0; border: 0; background: transparent; accent-color: var(--accent); }
.color-palette { display: grid; grid-template-columns: repeat(5, 1fr); gap: 8px; }
.color-palette button { aspect-ratio: 1; border: 2px solid var(--paper-light); outline: 1px solid var(--line); background: var(--swatch); }
.color-palette button[aria-pressed="true"] { outline: 2px solid var(--ink); outline-offset: 2px; }
.color-palette button:disabled { opacity: .35; cursor: default; }
.color-palette [data-color="ink"] { --swatch: #191713; }
.color-palette [data-color="brick"] { --swatch: #9a4939; }
.color-palette [data-color="blue"] { --swatch: #154f65; }
.color-palette [data-color="green"] { --swatch: #687d50; }
.color-palette [data-color="gold"] { --swatch: #b47b16; }
.file-button { min-height: 43px; display: grid; place-items: center; border: 1px solid var(--ink); color: var(--paper-light); background: var(--ink); cursor: pointer; }
.file-input { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.file-input:focus + .hint, .file-button:has(+ .file-input:focus) { outline: 2px solid var(--accent); outline-offset: 2px; }
.quiet-button { margin-top: 40px; border: 0; padding: 0; color: var(--muted); background: none; font: 700 .65rem/1.4 var(--mono); letter-spacing: .12em; text-transform: uppercase; }

.workspace { min-width: 0; overflow: auto; padding: clamp(18px, 3vw, 46px); background-image: linear-gradient(90deg, rgba(113,94,66,.08) 1px, transparent 1px); background-size: 48px 100%; }
.canvas { position: relative; width: max(100%, 1100px); min-height: max(720px, calc(100vh - 208px)); overflow: hidden; border: 1px solid var(--line); background: rgba(251,244,230,.78); box-shadow: 0 20px 60px rgba(44,33,22,.08); touch-action: pan-x pan-y pinch-zoom; }
.empty-message { position: absolute; inset: 50% auto auto 50%; margin: 0; transform: translate(-50%,-50%); color: var(--muted); font: italic clamp(1.15rem,2vw,1.6rem)/1.45 var(--serif); text-align: center; }
.board-item { position: absolute; min-width: 110px; min-height: 70px; user-select: none; touch-action: none; cursor: grab; }
.board-item:active { cursor: grabbing; }
.board-item.selected { outline: 1px dashed var(--accent); outline-offset: 6px; z-index: 50 !important; }
.item-content, .item-content img { width: 100%; height: 100%; }
.item-content img { display: block; object-fit: cover; pointer-events: none; }
.board-item.text .item-content { display: grid; place-items: center; padding: 12px; font: 500 44px/1.06 var(--display); text-align: center; overflow-wrap: anywhere; }
.board-item.text.font-serif .item-content { font-family: var(--serif); }
.board-item.text.font-sans .item-content { font-family: ui-sans-serif, system-ui, -apple-system, sans-serif; }
.board-item.text.font-mono .item-content { font-family: var(--mono); letter-spacing: -.04em; }
.board-item.text.color-ink .item-content { color: #191713; }
.board-item.text.color-brick .item-content { color: #9a4939; }
.board-item.text.color-blue .item-content { color: #154f65; }
.board-item.text.color-green .item-content { color: #687d50; }
.board-item.text.color-gold .item-content { color: #b47b16; }
.board-item.emoji .item-content { display: grid; place-items: center; font-size: clamp(3rem, 7vw, 7rem); line-height: 1; }
.remove, .resize { position: absolute; opacity: 0; transition: opacity .15s ease; }
.selected .remove, .selected .resize { opacity: 1; }
.remove { top: -17px; right: -17px; width: 30px; height: 30px; border: 1px solid var(--ink); border-radius: 50%; background: var(--paper-light); color: var(--ink); line-height: 1; }
.resize { right: -11px; bottom: -11px; width: 23px; height: 23px; border: 1px solid var(--accent); background: var(--paper-light); cursor: nwse-resize; }
.resize::after { content: ""; position: absolute; inset: 5px; border-right: 1px solid var(--accent); border-bottom: 1px solid var(--accent); }
.toast-region { position: fixed; right: max(16px, env(safe-area-inset-right)); bottom: max(16px, env(safe-area-inset-bottom)); z-index: 1000; width: min(380px, calc(100vw - 32px)); display: grid; gap: 8px; pointer-events: none; }
.toast { padding: 13px 16px; border: 1px solid #6f2f24; background: #241c19; color: #fff8ec; box-shadow: 0 12px 38px rgba(25,23,19,.28); font-size: .92rem; line-height: 1.4; opacity: 0; transform: translateY(8px); transition: opacity .18s ease, transform .18s ease; pointer-events: auto; }
.toast.is-visible { opacity: 1; transform: translateY(0); }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

@media (max-width: 760px) {
    html, body { width: 100%; height: 100%; overflow: hidden; }
    .topbar, .tools { display: none; }
    main { width: 100%; height: 100dvh; min-height: 0; display: block; }
    .workspace {
        width: 100%;
        height: 100dvh;
        display: grid;
        place-items: center;
        overflow: auto;
        padding: max(8px, env(safe-area-inset-top)) max(8px, env(safe-area-inset-right)) max(8px, env(safe-area-inset-bottom)) max(8px, env(safe-area-inset-left));
        overscroll-behavior: contain;
        touch-action: pan-x pan-y pinch-zoom;
        -webkit-overflow-scrolling: touch;
    }
    .canvas {
        width: 1100px;
        min-height: 720px;
        zoom: var(--mobile-board-scale, .34);
        box-shadow: none;
        touch-action: pan-x pan-y pinch-zoom;
    }
    .board-item { pointer-events: none; touch-action: pan-x pan-y pinch-zoom; }
    .remove, .resize { display: none; }
    .toast-region { right: max(12px, env(safe-area-inset-right)); bottom: max(12px, env(safe-area-inset-bottom)); width: min(360px, calc(100vw - 24px)); }
}

@media (prefers-reduced-motion: reduce) { .remove, .resize, .toast { transition: none; } }