:root {
    color-scheme: light;
    font-family: Inter, ui-sans-serif, system-ui, -apple-system,
        BlinkMacSystemFont, "Segoe UI", sans-serif;
    --ink: #0f0c10;
    --paper: #fffef3;
    --paper-deep: #f3eed9;
    --raptor: #c94d26;
    --raptor-dark: #793018;
    --claw: #e2a936;
    --line: rgba(15, 12, 16, 0.22);
    --shadow: rgba(15, 12, 16, 0.16);
}

* {
    box-sizing: border-box;
}

body {
    min-height: 100vh;
    margin: 0;
    color: var(--ink);
    background:
        radial-gradient(circle at top right, #efd592 0, transparent 32rem),
        linear-gradient(145deg, var(--paper), var(--paper-deep));
}

button,
select,
input {
    font: inherit;
}

.game-shell {
    width: min(68rem, calc(100% - 2rem));
    margin: 0 auto;
    padding: clamp(1.5rem, 4vw, 3.5rem) 0 2rem;
}

.brand {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.brand img {
    flex: 0 0 auto;
    border: 2px solid var(--ink);
    border-radius: 1rem;
    box-shadow: 0.3rem 0.3rem 0 var(--ink);
}

.puzzle-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem;
    margin: -0.75rem 0 1.75rem;
}

.puzzle-nav a {
    padding: 0.55rem 0.8rem;
    border: 2px solid var(--ink);
    color: var(--ink);
    background: rgba(255, 254, 243, 0.72);
    font-size: 0.84rem;
    font-weight: 800;
    text-decoration: none;
}

.puzzle-nav a[aria-current="page"] {
    background: var(--ink);
    color: var(--paper);
}

.eyebrow {
    margin: 0 0 0.25rem;
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

h1 {
    margin: 0;
    font-size: clamp(2.1rem, 6vw, 4rem);
    line-height: 0.95;
    letter-spacing: -0.055em;
}

.subtitle {
    margin: 0.55rem 0 0;
    color: rgba(15, 12, 16, 0.7);
}

.controls {
    display: grid;
    grid-template-columns: minmax(13rem, 1fr) auto auto;
    gap: 1rem;
    align-items: end;
    padding: 1rem;
    border: 2px solid var(--ink);
    background: rgba(255, 254, 243, 0.76);
    box-shadow: 0.45rem 0.45rem 0 var(--ink);
}

.controls > label,
fieldset {
    display: grid;
    gap: 0.4rem;
    margin: 0;
    font-weight: 750;
}

fieldset {
    grid-template-columns: repeat(2, 3rem);
    padding: 0;
    border: 0;
}

legend {
    margin-bottom: 0.4rem;
}

select,
.new-game {
    min-height: 3rem;
    border: 2px solid var(--ink);
    border-radius: 0;
    background: white;
    color: var(--ink);
    font-weight: 750;
}

select {
    width: 100%;
    padding: 0 0.75rem;
}

.new-game {
    padding: 0 1.25rem;
    background: var(--ink);
    color: var(--paper);
    cursor: pointer;
}

.new-game:hover,
.new-game:focus-visible {
    background: var(--raptor-dark);
}

.mark-choice {
    position: relative;
}

.mark-choice input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.mark-choice span {
    display: grid;
    width: 3rem;
    height: 3rem;
    place-items: center;
    border: 2px solid var(--ink);
    background: white;
    cursor: pointer;
    font-size: 1.3rem;
    font-weight: 900;
}

.mark-choice input:checked + span {
    background: var(--claw);
    box-shadow: inset 0 0 0 3px white;
}

.mark-choice input:focus-visible + span {
    outline: 3px solid var(--raptor);
    outline-offset: 2px;
}

.mode-description {
    min-height: 1.5rem;
    margin: 1.4rem 0;
    font-weight: 700;
}

.play-area {
    display: grid;
    grid-template-columns: minmax(18rem, 34rem) minmax(14rem, 1fr);
    gap: clamp(1.5rem, 4vw, 3rem);
    align-items: start;
}

.board {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    aspect-ratio: 1;
    border: 0.35rem solid var(--ink);
    background: var(--ink);
    gap: 0.25rem;
    box-shadow: 0.7rem 0.7rem 0 var(--raptor);
}

.board button {
    display: grid;
    place-items: center;
    border: 0;
    background: var(--paper);
    color: var(--ink);
    cursor: pointer;
    font-size: clamp(3.5rem, 12vw, 8rem);
    font-weight: 900;
    line-height: 1;
    transition: background 120ms ease, color 120ms ease;
}

.board button:not(:disabled):hover,
.board button:not(:disabled):focus-visible {
    background: #f8df9d;
    outline: 0.25rem solid var(--raptor);
    outline-offset: -0.35rem;
}

.board button.cross {
    color: var(--raptor-dark);
}

.board button.nought {
    color: #164e63;
}

.board button.completed-line {
    background: var(--claw);
    color: var(--ink);
}

.status-card {
    padding: 1.5rem;
    border-top: 0.5rem solid var(--ink);
    background: rgba(255, 255, 255, 0.58);
}

.status {
    min-height: 4rem;
    margin: 0.6rem 0 0;
    font-family: Georgia, "Times New Roman", serif;
    font-size: clamp(1.45rem, 3vw, 2.25rem);
    line-height: 1.15;
}

.malicious-rule {
    margin-top: 1.5rem;
    padding: 1rem;
    border: 2px solid var(--raptor-dark);
    background: var(--raptor-dark);
    color: white;
    font-weight: 800;
}

footer {
    margin-top: 2.5rem;
    border-top: 1px solid var(--line);
    color: rgba(15, 12, 16, 0.62);
    font-size: 0.88rem;
}

footer p {
    margin: 0.45rem 0;
}

#copyright-line {
    color: var(--ink);
    font-weight: 750;
}

.quarry-intro {
    margin-bottom: 1.5rem;
    padding: 1rem 1.2rem;
    border-left: 0.5rem solid var(--raptor);
    background: rgba(255, 255, 255, 0.55);
    font-weight: 700;
}

.quarry-intro p {
    margin: 0.25rem 0;
}

.quarry-play-area {
    display: grid;
    grid-template-columns: minmax(18rem, 34rem) minmax(14rem, 1fr);
    gap: clamp(1.5rem, 4vw, 3rem);
    align-items: start;
}

.sudoku-controls { grid-template-columns: minmax(13rem, 1fr) auto auto; }
.sudoku-controls .secondary-action { margin: 0; padding: 0 1rem; }
.sudoku-play-area { display: grid; grid-template-columns: minmax(18rem, 34rem) minmax(14rem, 1fr); gap: clamp(1.5rem, 4vw, 3rem); align-items: start; }
.sudoku-board { display: grid; grid-template-columns: repeat(9, 1fr); aspect-ratio: 1; border: .35rem solid var(--ink); background: var(--ink); box-shadow: .7rem .7rem 0 var(--raptor); }
.sudoku-board button { position: relative; min-width: 0; border: 0; border-right: 1px solid #999; border-bottom: 1px solid #999; background: var(--paper); color: var(--raptor-dark); font-size: clamp(1rem, 4.2vw, 2.25rem); font-weight: 800; cursor: pointer; }
.sudoku-board button:nth-child(3n) { border-right: .18rem solid var(--ink); }
.sudoku-board button:nth-child(n+19):nth-child(-n+27), .sudoku-board button:nth-child(n+46):nth-child(-n+54) { border-bottom: .18rem solid var(--ink); }
.sudoku-board button.given { color: var(--ink); background: #eee9d7; font-weight: 950; }
.sudoku-board button.selected { background: var(--claw); outline: .18rem solid var(--raptor-dark); outline-offset: -.18rem; }
.sudoku-board small { display: block; font-size: clamp(.38rem, 1.3vw, .7rem); line-height: 1.15; letter-spacing: .08em; }
.number-pad { display: grid; grid-template-columns: repeat(3, 1fr); gap: .35rem; margin: 1rem 0; }
.number-pad button { min-height: 2.8rem; border: 2px solid var(--ink); background: white; font-weight: 900; cursor: pointer; }
.sudoku-check { width: 100%; margin-top: .7rem; }
.word-search-area { display:grid; grid-template-columns:minmax(20rem,38rem) minmax(14rem,1fr); gap:clamp(1.5rem,4vw,3rem); align-items:start; }
.word-search-grid { display:grid; grid-template-columns:repeat(var(--search-size),1fr); aspect-ratio:1; padding:.35rem; background:var(--ink); box-shadow:.7rem .7rem 0 var(--raptor); user-select:none; }
.word-search-grid button { min-width:0; border:0; background:var(--paper); color:var(--ink); font-size:clamp(.62rem,2.25vw,1.35rem); font-weight:850; cursor:crosshair; }
.word-search-grid button:hover,.word-search-grid button:focus-visible { background:#f8df9d; }
.word-search-grid button.found { color:var(--raptor-dark); }
.search-words { display:flex; flex-wrap:wrap; gap:.45rem; margin-top:1.25rem; }
.search-words span { padding:.35rem .55rem; border:2px solid var(--ink); background:white; font-weight:800; }
.search-words span.found { opacity:.5; text-decoration:line-through; }

.quarry-tiles {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    aspect-ratio: 1;
    gap: 0.35rem;
    padding: 0.35rem;
    background: var(--ink);
    box-shadow: 0.7rem 0.7rem 0 var(--raptor);
}

.quarry-tiles button {
    border: 0;
    background: var(--paper);
    color: var(--ink);
    cursor: pointer;
    font-size: clamp(2.4rem, 8vw, 5.5rem);
    font-weight: 900;
}

.quarry-tiles button:hover,
.quarry-tiles button:focus-visible {
    background: #f8df9d;
    outline: 0.25rem solid var(--raptor);
    outline-offset: -0.35rem;
}

.quarry-tiles button.required-letter {
    background: var(--claw);
    box-shadow: inset 0 0 0 0.35rem white;
}

.quarry-form {
    display: grid;
    gap: 0.45rem;
    margin-top: 1.5rem;
    font-weight: 800;
}

.quarry-entry {
    display: grid;
    grid-template-columns: 1fr auto;
}

.quarry-entry input,
.quarry-entry button,
.secondary-action {
    min-height: 3rem;
    border: 2px solid var(--ink);
    border-radius: 0;
    font-weight: 800;
}

.quarry-entry input {
    min-width: 0;
    padding: 0 0.8rem;
    text-transform: uppercase;
}

.quarry-entry button {
    padding: 0 1.1rem;
    background: var(--ink);
    color: var(--paper);
    cursor: pointer;
}

.secondary-action {
    width: 100%;
    margin-top: 0.7rem;
    background: transparent;
    cursor: pointer;
}

.score-label {
    margin: 0;
    font-size: 0.78rem;
    font-weight: 900;
    letter-spacing: 0.13em;
    text-transform: uppercase;
}

.quarry-score {
    margin: 0.2rem 0 1rem;
    color: var(--raptor-dark);
    font-size: 4rem;
    font-weight: 950;
    line-height: 1;
}

.quarry-progress {
    color: rgba(15, 12, 16, 0.68);
    font-size: 0.9rem;
    line-height: 1.45;
}

.found-words-panel {
    margin-top: 2.5rem;
    padding-top: 1.5rem;
    border-top: 0.35rem solid var(--ink);
}

.found-words-panel h2 {
    margin: 0 0 1rem;
}

.found-words {
    display: flex;
    flex-wrap: wrap;
    gap: 0.55rem;
}

.found-word {
    padding: 0.45rem 0.7rem;
    border: 2px solid var(--ink);
    background: white;
    font-weight: 850;
}

.empty-find {
    color: rgba(15, 12, 16, 0.62);
    font-style: italic;
}

body.embedded {
    min-height: auto;
    background: var(--paper);
}

body.embedded .game-shell {
    width: min(60rem, calc(100% - 1.25rem));
    padding: 0.75rem 0;
}

body.embedded .brand {
    margin-bottom: 1rem;
}

body.embedded .brand img {
    width: 3.25rem;
    height: 3.25rem;
    border-radius: 0.65rem;
    box-shadow: 0.2rem 0.2rem 0 var(--ink);
}

body.embedded h1 {
    font-size: clamp(1.8rem, 5vw, 2.75rem);
}

body.embedded footer {
    display: none;
}

.cascade-controls { grid-template-columns: minmax(12rem, 1fr) auto; }
.cascade-play-area { display: grid; grid-template-columns: minmax(18rem, 34rem) minmax(14rem, 1fr); gap: 1.5rem; align-items: start; }
.cascade-board { display: grid; grid-template-columns: repeat(8, 1fr); gap: 0.3rem; padding: 0.5rem; background: var(--ink); border: 3px solid var(--ink); box-shadow: 0.45rem 0.45rem 0 rgba(15, 12, 16, 0.2); touch-action: none; }
.cascade-tile { aspect-ratio: 1; min-width: 0; border: 0; border-radius: 0.45rem; font-size: clamp(1.2rem, 4vw, 2.35rem); font-weight: 900; color: var(--ink); cursor: pointer; transition: transform 120ms ease, filter 120ms ease; }
.cascade-tile:hover:not(:disabled) { transform: translateY(-2px); filter: brightness(1.08); }
.cascade-tile[aria-pressed="true"] { outline: 4px solid white; outline-offset: -6px; transform: scale(0.9); }
.cascade-tile:disabled { cursor: default; }
.tile-claw { background: #f2b544; } .tile-egg { background: #f7eee0; } .tile-tooth { background: #e2674f; }
.tile-feather { background: #65a7a2; } .tile-footprint { background: #9a79b8; } .tile-fossil { background: #809b55; }
.cascade-board.resolving { animation: quarry-rumble 180ms ease-in-out; }
.cascade-board.game-complete { filter: saturate(0.72); }
.cascade-meters { display: grid; grid-template-columns: 1fr 1fr; gap: 0.65rem; margin-bottom: 1rem; }
.cascade-meters p { margin: 0; padding: 0.7rem; border: 2px solid var(--ink); background: white; }
.cascade-meters span, .cascade-meters strong { display: block; }
.cascade-meters span { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.08em; }
.cascade-meters strong { margin-top: 0.15rem; font-size: 1.45rem; }
.sudoku-board button.work-correct:not(.given) { color: #176b35; background: #dff3e5; }
.sudoku-board button.work-incorrect:not(.given) { color: #a11f1f; background: #f8dddd; }
.word-search-grid { position: relative; }
.word-loop { position: absolute; z-index: 3; height: calc((100% / var(--search-size)) * .72); border: 3px solid #c94d26; border-radius: 999px; transform-origin: center; pointer-events: none; box-sizing: border-box; opacity: .82; }
@keyframes quarry-rumble { 50% { transform: translateY(3px) rotate(0.15deg); } }

@media (max-width: 44rem) {
    .controls,
    .play-area,
    .quarry-play-area {
        grid-template-columns: 1fr;
    }

    .sudoku-controls,
    .sudoku-play-area {
        grid-template-columns: 1fr;
    }
    .word-search-area { grid-template-columns:1fr; }
    .cascade-play-area, .cascade-controls { grid-template-columns: 1fr; }

    .new-game {
        width: 100%;
    }

    .status-card {
        min-height: 10rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        transition: none !important;
    }
}
/* Raptor Samurai: one canonical 21×21 board with four shared territories. */
.samurai-shell { max-width: 1220px; }
.samurai-controls { display:grid; grid-template-columns:minmax(12rem,1fr) auto; gap:.45rem .75rem; align-items:end; }
.samurai-controls > label { grid-column:1 / -1; }
.samurai-controls > select { min-height:2.75rem; }
.samurai-actions { display:flex; gap:.55rem; }
.samurai-actions button { min-height:2.75rem; padding:.45rem .8rem; font-weight:800; }
.samurai-controls #samurai-meta { grid-column:1 / -1; margin:.2rem 0 0; }
.samurai-play-area { display:grid; grid-template-columns:minmax(620px, 1fr) 240px; gap:28px; align-items:start; }
.samurai-scroll { overflow:auto; padding:4px; }
.samurai-board { display:grid; grid-template-columns:repeat(21, 1fr); width:min(78vw, 780px); aspect-ratio:1; background:transparent; }
.samurai-cell { min-width:0; padding:0; border:1px solid #777; background:#fff; color:#171717; font:600 clamp(.62rem,1.35vw,1.05rem)/1 sans-serif; }
.samurai-cell.given { background:#e5e2dc; font-weight:800; }
.samurai-cell.selected { background:#f2cd72; }
.samurai-cell.work-correct { color:#16733a; background:#dceede; }
.samurai-cell.work-incorrect { color:#a71919; background:#f4d6d2; }
.samurai-cell.box-top { border-top:3px solid #171717; }.samurai-cell.box-left { border-left:3px solid #171717; }
.samurai-cell.box-bottom { border-bottom:3px solid #171717; }.samurai-cell.box-right { border-right:3px solid #171717; }
.samurai-gap { background:transparent; }
@media(max-width:850px){.samurai-play-area{grid-template-columns:1fr}.samurai-board{width:700px}.samurai-play-area .status-card{max-width:none}}
body.embedded .samurai-shell { width:min(76rem,calc(100% - .75rem)); }
body.embedded .brand { margin-bottom:.55rem; }
body.embedded .brand img { width:2.75rem; height:2.75rem; }
body.embedded .samurai-controls { margin-bottom:.55rem; }
body.embedded .samurai-play-area { gap:.75rem; }
:fullscreen { background:var(--paper); overflow:auto; }
:fullscreen .samurai-shell { width:min(96rem,calc(100% - 2rem)); max-width:none; padding:1rem 0; }
:fullscreen .samurai-play-area { grid-template-columns:minmax(700px,1fr) 260px; }
:fullscreen .samurai-board { width:min(76vw,82vh,900px); }
@media(max-width:850px){
    .samurai-controls { grid-template-columns:1fr; }
    .samurai-controls > label,.samurai-controls #samurai-meta { grid-column:auto; }
    .samurai-actions { display:grid; grid-template-columns:1fr 1fr; }
    :fullscreen .samurai-play-area { grid-template-columns:1fr; }
}