.iph-page{--iph-board:520px;min-width:0}
.iph-page [hidden]{display:none!important}
.iph-page button,.iph-page select,.iph-page input{font:inherit}
.iph-page button{color:inherit}
.iph-page .btn-solid{color:#fff}
.iph-hero{text-align:center;padding:42px 0 30px}
.iph-hero .crumbs{justify-content:center}
.iph-hero h1{font-size:clamp(2rem,4.6vw,3.35rem);letter-spacing:-.035em;margin:14px auto 12px;max-width:17ch}
.iph-hero .lede{font-size:clamp(1rem,1.8vw,1.17rem);line-height:1.65;max-width:70ch;margin:0 auto}
.iph-hero-facts{display:flex;justify-content:center;flex-wrap:wrap;gap:10px 22px;margin-top:18px;font-size:.88rem;color:var(--ink)}
.iph-hero-facts span::before{content:"✓";color:var(--green);font-weight:800;margin-right:7px}

.iph-game-wrap{max-width:1240px;margin:0 auto;padding:0 24px 54px}
.iph-game-shell{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(330px,.92fr);gap:24px;align-items:start;min-width:0}
.iph-board-column,.iph-setup{min-width:0}
.iph-board-card,.iph-setup{background:var(--white);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow-md)}
.iph-page.cd-play-unified{--iph-board:590px}
.iph-page.cd-play-unified .iph-game-wrap{max-width:1320px}
.iph-page.cd-play-unified .iph-game-shell{grid-template-columns:minmax(0,1.08fr) minmax(360px,.92fr);gap:22px;align-items:stretch}
.iph-page.cd-play-unified .iph-board-column{display:flex;min-height:100%;flex-direction:column}
.iph-page.cd-play-unified .iph-board-card{flex:1}
.iph-page.cd-play-unified .iph-setup{align-self:stretch}
.iph-page.cd-play-unified .iph-setup:not(.lgs)>h2{margin:-20px -20px 0;padding:20px 20px 5px;background:linear-gradient(135deg,#3a67a8,#4577be);color:#fff}
.iph-page.cd-play-unified .iph-setup:not(.lgs)>.iph-setup-intro{margin:0 -20px 16px;padding:0 20px 17px;background:linear-gradient(135deg,#3a67a8,#4577be);color:#eaf3fb}
.iph-setup-summary{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:7px;margin:0 0 15px}
.iph-setup-summary div{min-width:0;padding:9px;border:1px solid #d7e5ef;border-radius:10px;background:#f7fbfd}
.iph-setup-summary small{display:block;color:#657482;font-size:.58rem;text-transform:uppercase;letter-spacing:.055em;font-weight:800}
.iph-setup-summary output{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:#3a67a8;font-size:.77rem;font-weight:800}
.iph-board-card{padding:14px;scroll-margin-top:88px}
.iph-board-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:11px}
.iph-board-head strong{font-size:.92rem;color:var(--ink)}
.iph-live{display:inline-flex;align-items:center;gap:7px;font-size:.73rem;font-weight:800;color:var(--green);text-transform:uppercase;letter-spacing:.06em}
.iph-live::before{content:"";width:8px;height:8px;border-radius:50%;background:currentColor;box-shadow:0 0 0 4px rgba(46,158,87,.12)}
.iph-player-clock{max-width:var(--iph-board);margin:0 auto 7px;display:grid;grid-template-columns:10px minmax(0,1fr) auto;align-items:center;gap:9px;border:1px solid var(--line);border-radius:10px;background:#f6f9fb;padding:8px 10px;transition:border-color .15s,background .15s,box-shadow .15s}
.iph-player-clock.is-player{margin-top:7px;margin-bottom:0}
.iph-clock-dot{width:9px;height:9px;border-radius:50%;background:#171b20;border:1px solid rgba(0,0,0,.18)}
.iph-player-clock[data-clock-color="white"] .iph-clock-dot{background:#fff;border-color:#8da1b2}
.iph-clock-name{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:.72rem;font-weight:800;color:var(--ink);text-transform:uppercase;letter-spacing:.045em}
.iph-player-clock output{min-width:5ch;text-align:right;font-variant-numeric:tabular-nums;font-size:1.12rem;font-weight:800;line-height:1;color:var(--ink)}
.iph-player-clock.is-active{border-color:var(--blue);background:#edf5ff;box-shadow:inset 3px 0 0 var(--blue)}
.iph-player-clock.is-active output{color:var(--blue-deep)}
.iph-player-clock.is-low{border-color:#d88484;background:#fff5f4}
.iph-player-clock.is-low output{color:#a52b2b}
.iph-player-clock.is-flagged{border-color:#b42626;background:#ffebe9}
.iph-player-clock.is-flagged output{color:#9b1c1c}
.iph-board-frame{position:relative;width:100%;max-width:var(--iph-board);margin:0 auto}
.iph-board{width:100%;max-width:var(--iph-board);margin:0 auto;border-color:#cbdbe8;box-shadow:0 16px 38px -25px rgba(30,63,103,.65)}
.iph-board-lock{position:absolute;inset:0;display:grid;place-items:center;padding:22px;background:rgba(239,247,249,.88);backdrop-filter:blur(2px);border:1px solid rgba(69,119,190,.28);border-radius:10px;text-align:center;z-index:4}
.iph-board-lock span{max-width:22ch;border:1px solid var(--line);border-radius:10px;background:#fff;box-shadow:var(--shadow-md);padding:12px 15px;font-size:.84rem;line-height:1.45;color:var(--ink)}
.iph-game-shell.is-started .iph-board-lock{display:none}
.iph-square{display:grid;place-items:center;min-width:0;min-height:0;position:relative;background:#fff}
.iph-square.dark{background:var(--blue)}
.iph-square.last{box-shadow:inset 0 0 0 999px rgba(245,196,78,.43)}
.iph-piece{font-family:"Arial Unicode MS","Segoe UI Symbol",sans-serif;font-size:clamp(1.45rem,5.15vw,3.55rem);line-height:1;transform:translateY(-1%);user-select:none}
.iph-piece.white{color:#fff;-webkit-text-stroke:.065em #14161b;paint-order:stroke fill}
.iph-piece.black{color:#14161b;-webkit-text-stroke:.026em rgba(255,255,255,.82);paint-order:stroke fill}
.iph-live-panel{max-width:var(--iph-board);margin:11px auto 0;display:grid;grid-template-columns:minmax(0,.72fr) minmax(0,1.28fr);gap:10px 12px;border:1px solid var(--line);border-radius:11px;background:#fff;padding:11px}
.iph-live-panel[inert]{opacity:.68;pointer-events:none}
.iph-live-panel .cd-play-who{align-self:center}
.iph-bot-mark{width:42px;height:42px;flex:none;border-radius:11px;display:grid;place-items:center;background:var(--blue);color:#fff;font-size:.74rem;font-weight:800;letter-spacing:.04em}
.iph-live-panel .cd-play-status{align-self:center;font-size:.82rem}
.iph-live-panel .cd-play-moves{grid-column:1/-1;min-height:56px;max-height:116px}
.iph-live-panel .cd-play-controls{grid-column:1/-1}
.iph-live-panel .cd-play-controls button:disabled{opacity:.45;cursor:not-allowed}
.iph-board-column>.cd-review{width:100%;max-width:var(--iph-board);margin:14px auto 0}
.iph-game-status{margin:11px 2px 0;font-size:.84rem;line-height:1.5;color:var(--ink-soft)}
.iph-game-status strong{color:var(--ink)}

.iph-setup{padding:20px;scroll-margin-top:88px}
.iph-setup h2{font-size:1.42rem;letter-spacing:-.02em;margin-bottom:5px}
.iph-setup-intro{font-size:.88rem;line-height:1.52;margin-bottom:16px}
.iph-step-label{display:block;font-size:.67rem;font-weight:800;color:var(--blue-deep);text-transform:uppercase;letter-spacing:.08em;margin:18px 0 7px}
.iph-step-label:first-of-type{margin-top:0}
.iph-modes{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
.iph-mode{min-height:72px;border:1px solid var(--line);border-radius:11px;background:#fff;padding:9px 8px;cursor:pointer;text-align:left;transition:border-color .15s,background .15s,transform .15s}
.iph-mode:hover{border-color:var(--blue);transform:translateY(-1px)}
.iph-mode[aria-pressed="true"]{border-color:var(--blue);background:#f4f8fe;box-shadow:inset 0 0 0 1px var(--blue)}
.iph-mode b{display:block;color:var(--ink);font-size:.81rem;line-height:1.25}
.iph-mode small{display:block;color:var(--ink-soft);font-size:.67rem;line-height:1.35;margin-top:3px}
.iph-panel{border-left:3px solid var(--blue);background:var(--mist);border-radius:0 10px 10px 0;padding:11px 13px;margin-top:10px}
.iph-panel p{font-size:.79rem;line-height:1.45;margin:0 0 9px}
.iph-panel p:last-child{margin-bottom:0}
.iph-field{display:grid;gap:6px;margin-top:9px}
.iph-field label{font-size:.72rem;font-weight:800;color:var(--ink)}
.iph-field select,.iph-field input[type="number"]{width:100%;min-height:44px;border:1px solid #c9d9e7;background:#fff;border-radius:8px;padding:8px 10px;color:var(--ink)}
.iph-field input[type="range"]{width:100%;accent-color:var(--blue)}
.iph-range-line{display:flex;justify-content:space-between;gap:12px;font-size:.69rem;color:var(--ink-soft)}
.iph-range-line output,.iph-range-line strong{font-weight:800;color:var(--blue-deep);text-align:center}
.iph-chips{display:flex;flex-wrap:wrap;gap:7px}
.iph-chip{min-height:42px;border:1px solid var(--line);border-radius:8px;background:#fff;padding:8px 11px;cursor:pointer;font-size:.78rem;font-weight:700}
.iph-chip:hover,.iph-chip[aria-pressed="true"]{border-color:var(--blue);background:#f4f8fe;color:var(--blue-deep)}
.iph-level-group{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:5px}
.iph-level-group .iph-chip{padding:6px 3px;min-width:0;font-size:.82rem}
.iph-level-group .iph-chip small{display:block;font-size:.56rem;font-weight:700;color:var(--ink-soft);margin-top:1px}
.iph-level-group .iph-chip[aria-pressed="true"] small{color:inherit}
.iph-strength-box{margin-top:12px;border:1px solid #c8dbea;border-radius:12px;background:#fff;padding:12px}
.iph-strength-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:5px}
.iph-strength-heading label{font-size:.76rem;font-weight:800;color:var(--ink)}
.iph-strength-heading span{font-size:.64rem;font-weight:700;color:var(--ink-soft)}
.iph-strength-row{display:grid;grid-template-columns:54px minmax(0,1fr) 54px;gap:9px;align-items:end}
.iph-strength-step{min-height:44px;border:1px solid var(--line);border-radius:8px;background:var(--mist);color:var(--blue-deep);font-size:.72rem;font-weight:800;cursor:pointer}
.iph-strength-step:hover{border-color:var(--blue);background:#fff}
.iph-strength-step:disabled{opacity:.45;cursor:not-allowed}
.iph-strength-slider{min-width:0;padding-top:30px}
.iph-strength-slider .cd-play-elo{font-size:.72rem}
.iph-strength-slider .cd-play-range{height:8px;min-height:24px;background:transparent;background-image:linear-gradient(var(--line),var(--line));background-repeat:no-repeat;background-position:center;background-size:100% 7px}
.iph-strength-slider .cd-play-range::-webkit-slider-thumb{width:24px;height:24px}
.iph-strength-slider .cd-play-range::-moz-range-thumb{width:20px;height:20px}
.iph-strength-note,.iph-control-note{margin-top:7px;font-size:.69rem;line-height:1.45;color:var(--ink-soft)}
.iph-human-presets{margin-top:8px}
.iph-human-presets .iph-chip{flex:1 1 56px}
.iph-legend-trigger{width:100%;min-height:68px;display:grid;grid-template-columns:52px minmax(0,1fr) auto;gap:10px;align-items:center;border:1px solid #c8d9e7;border-radius:11px;background:#fff;padding:8px;text-align:left;cursor:pointer}
.iph-legend-trigger:hover{border-color:var(--blue)}
.iph-legend-trigger img{width:52px;height:52px;border-radius:10px;object-fit:cover;object-position:50% 20%;background:var(--mist)}
.iph-legend-trigger b,.iph-legend-trigger small{display:block}
.iph-legend-trigger b{font-size:.85rem;color:var(--ink)}
.iph-legend-trigger small{font-size:.67rem;color:var(--ink-soft);margin-top:2px}
.iph-legend-trigger em{font-style:normal;font-size:.68rem;font-weight:800;color:var(--blue-deep)}
.iph-legend-blurb{margin:7px 2px 0!important;font-size:.72rem!important}
.iph-legend-dialog{width:min(720px,calc(100% - 28px));max-height:min(78vh,720px);border:0;border-radius:17px;padding:0;box-shadow:0 28px 80px rgba(20,38,60,.28);color:var(--ink-soft);overflow:hidden}
.iph-legend-dialog::backdrop{background:rgba(30,42,56,.55);backdrop-filter:blur(2px)}
.iph-dialog-head{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:17px 19px 12px;border-bottom:1px solid var(--line)}
.iph-dialog-head .iph-step-label{margin:0 0 2px}
.iph-dialog-head h3{font-size:1.25rem}
.iph-dialog-close{width:44px;height:44px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink);font-size:1.5rem;line-height:1;cursor:pointer}
.iph-legend-search{display:block;padding:13px 18px 8px}
.iph-legend-search span{display:block;font-size:.69rem;font-weight:800;color:var(--ink);margin-bottom:5px}
.iph-legend-search input{width:100%;min-height:46px;border:1px solid #c7d8e6;border-radius:9px;padding:9px 11px;background:#fff}
.iph-era-filters{display:flex;gap:6px;overflow-x:auto;padding:2px 18px 10px;scrollbar-width:none}
.iph-era-filters::-webkit-scrollbar{display:none}
.iph-era-filters button{flex:none;min-height:38px;border:1px solid var(--line);border-radius:999px;background:#fff;padding:7px 11px;font-size:.7rem;font-weight:800;cursor:pointer}
.iph-era-filters button[aria-pressed="true"]{border-color:var(--blue);background:var(--mist);color:var(--blue-deep)}
.iph-legend-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:7px;padding:0 18px 18px;max-height:430px;overflow:auto}
.iph-legend-option{min-height:62px;display:grid;grid-template-columns:44px minmax(0,1fr);gap:9px;align-items:center;border:1px solid var(--line);border-radius:10px;background:#fff;padding:7px;text-align:left;cursor:pointer}
.iph-legend-option:hover,.iph-legend-option[aria-selected="true"]{border-color:var(--blue);background:var(--mist)}
.iph-legend-option img{width:44px;height:44px;border-radius:8px;object-fit:cover;object-position:50% 20%;background:var(--mist)}
.iph-legend-option b,.iph-legend-option small{display:block}
.iph-legend-option b{font-size:.76rem;color:var(--ink);line-height:1.25}
.iph-legend-option small{font-size:.62rem;color:var(--ink-soft);margin-top:2px}
.iph-legend-empty{padding:8px 18px 20px;font-size:.8rem}
.iph-start{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:9px;margin-top:20px}
.iph-start .btn{min-height:48px;justify-content:center}
.iph-change-game{min-height:48px;border:1px solid var(--blue);border-radius:9px;background:#fff;color:var(--blue-deep);padding:9px 13px;font-size:.78rem;font-weight:800;cursor:pointer}
.iph-reset-settings{min-height:46px;border:1px solid var(--line);border-radius:9px;background:#fff;color:var(--ink-soft);padding:9px 13px;font-size:.78rem;font-weight:800;cursor:pointer}
.iph-reset-settings:hover{border-color:var(--blue);color:var(--blue-deep);background:#f7fbff}
.iph-page.cd-play-unified .iph-start{grid-template-columns:repeat(2,minmax(0,1fr))}
.iph-page.cd-play-unified .iph-start-game,.iph-page.cd-play-unified .iph-change-game{grid-column:1/-1;width:100%}
.iph-route{display:inline-flex;align-items:center;justify-content:center;min-height:48px;border:1px solid var(--line);border-radius:9px;padding:9px 13px;font-size:.78rem;font-weight:700;background:#fff}
.iph-route:hover{border-color:var(--blue);text-decoration:none}
.iph-setup-note{font-size:.72rem;line-height:1.45;color:var(--ink-soft);margin-top:10px}
.iph-setup.is-locked .iph-modes,.iph-setup.is-locked .iph-panel,.iph-setup.is-locked .iph-strength-box,.iph-setup.is-locked>.iph-step-label,.iph-setup.is-locked>.iph-chips,.iph-setup.is-locked>.iph-control-note{opacity:.6}
.iph-page :is(button,input,a,summary,[tabindex]):focus-visible{outline:3px solid rgba(69,119,190,.34);outline-offset:2px}

.iph-page[data-layout="rail"] .iph-game-shell{grid-template-columns:minmax(320px,.86fr) minmax(0,1.14fr)}
.iph-page[data-layout="rail"] .iph-setup{order:1;position:sticky;top:88px}
.iph-page[data-layout="rail"] .iph-board-column{order:2}
.iph-page[data-layout="rail"] .iph-modes{grid-template-columns:1fr}
.iph-page[data-layout="rail"] .iph-mode{min-height:58px;display:grid;grid-template-columns:1fr auto;align-items:center;gap:10px}
.iph-page[data-layout="rail"] .iph-mode small{text-align:right;max-width:18ch;margin:0}
.iph-page[data-layout="rail"]{--iph-board:590px}

.iph-page[data-layout="guided"] .iph-game-shell{grid-template-columns:minmax(0,1fr);max-width:960px;margin:0 auto}
.iph-page[data-layout="guided"] .iph-board-column{display:grid;grid-template-columns:minmax(0,1fr);justify-items:center}
.iph-page[data-layout="guided"] .iph-board-card{width:min(100%,660px)}
.iph-page[data-layout="guided"] .iph-setup{display:grid;grid-template-columns:minmax(0,1fr);width:100%}
.iph-page[data-layout="guided"] .iph-setup h2,.iph-page[data-layout="guided"] .iph-setup-intro{text-align:center}
.iph-page[data-layout="guided"] .iph-modes{max-width:760px;width:100%;margin:0 auto}
.iph-page[data-layout="guided"] .iph-panel{max-width:760px;width:100%;margin-left:auto;margin-right:auto}
.iph-page[data-layout="guided"] .iph-chips{justify-content:center}
.iph-page[data-layout="guided"] .iph-start{max-width:600px;width:100%;margin-left:auto;margin-right:auto}

.iph-opponents{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.iph-opponent{display:flex;flex-direction:column;min-width:0;border:1px solid var(--line);border-radius:15px;background:#fff;box-shadow:var(--shadow-sm);padding:14px 14px 17px;position:relative;overflow:hidden}
.iph-opponent .num{position:absolute;top:14px;right:14px;width:28px;height:28px;border-radius:50%;background:var(--blue);color:#fff;display:grid;place-items:center;font-weight:800;font-size:.78rem}
.iph-route-art{width:100%;height:176px;border-radius:12px;background:linear-gradient(145deg,#f5f9fd,var(--mist));margin-bottom:14px;overflow:hidden;border:1px solid #d7e5ef;position:relative}
.iph-route-art svg{width:100%;height:100%;display:block}
.iph-route-art .art-panel{fill:#f7fbfe;stroke:#d5e4ef;stroke-width:2}
.iph-art-computer img{width:100%;height:100%;display:block;object-fit:cover;object-position:50% 47%;filter:saturate(.92) contrast(1.02)}
.iph-stockfish-scale{position:absolute;right:10px;bottom:9px;display:grid;grid-template-columns:auto repeat(5,7px) auto;align-items:end;gap:4px;border:1px solid rgba(255,255,255,.76);border-radius:8px;background:rgba(244,249,253,.9);box-shadow:0 5px 18px rgba(31,61,100,.16);padding:6px 8px;color:#4577be;font-size:.55rem;font-weight:800}
.iph-stockfish-scale i{display:block;width:7px;border-radius:2px 2px 0 0;background:#8caed0;height:8px}
.iph-stockfish-scale i:nth-of-type(2){height:13px}.iph-stockfish-scale i:nth-of-type(3){height:18px}.iph-stockfish-scale i:nth-of-type(4){height:24px;background:#4a7fc4}.iph-stockfish-scale i:nth-of-type(5){height:30px;background:#4577be}
.iph-art-human .art-fragment rect{fill:#fff;stroke:#d5e4ef;stroke-width:1}
.iph-art-human .art-fragment rect:nth-child(2n),.iph-art-human .art-fragment rect:nth-child(5),.iph-art-human .art-fragment rect:nth-child(7){fill:#dceaf5}
.iph-art-human .art-piece{fill:#4577be;stroke:#fff;stroke-width:4}
.iph-art-human .art-choice{fill:none;stroke:#7d9dbc;stroke-width:4;stroke-linecap:round;stroke-dasharray:5 7}
.iph-art-human .art-choice.primary{stroke:#2e9e57;stroke-dasharray:none}
.iph-art-human .art-dial path{fill:none;stroke:#9bb5cd;stroke-width:8;stroke-linecap:round}
.iph-art-human .art-dial .needle{stroke:#4577be;stroke-width:4}
.iph-art-human .art-dial circle{fill:#4577be}
.iph-art-human .art-elo{font:800 13px 'Fira Sans','Fira Fallback',sans-serif;fill:#4577be}
.iph-art-legend{display:grid;grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);align-items:center;padding:13px;background:linear-gradient(135deg,#edf5fb 0 52%,#fff 52%)}
.iph-portrait-stack{height:142px;position:relative}
.iph-portrait-stack img{position:absolute;border-radius:50%;object-fit:cover;object-position:50% 20%;border:4px solid #fff;box-shadow:0 8px 20px rgba(31,61,100,.17);filter:saturate(.82)}
.iph-portrait-stack img:first-child{width:112px;height:112px;left:4px;top:4px;z-index:3}
.iph-portrait-stack img:nth-child(2){width:82px;height:82px;right:2px;bottom:2px;z-index:2}
.iph-portrait-stack img:nth-child(3){width:68px;height:68px;left:8px;bottom:0;z-index:4}
.iph-score-slip{border-left:3px solid var(--blue);padding:8px 0 8px 12px;min-width:0}
.iph-score-slip span,.iph-score-slip b,.iph-score-slip i{display:block}
.iph-score-slip span{font-size:.6rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--blue-deep)}
.iph-score-slip b{font-size:1rem;line-height:1.2;margin:5px 0;color:var(--ink)}
.iph-score-slip i{font-style:normal;font-size:.67rem;color:var(--ink-soft)}
.iph-opponent .kicker{font-size:.66rem;font-weight:800;color:var(--blue-deep);text-transform:uppercase;letter-spacing:.07em}
.iph-opponent h3{font-size:1.13rem;margin:3px 0 7px;padding-right:34px}
.iph-opponent p{font-size:.84rem;line-height:1.5;margin:0 0 10px}
.iph-opponent ul{list-style:none;display:grid;gap:5px;font-size:.78rem;margin:0 0 14px;padding:0}
.iph-opponent li::before{content:"✓";color:var(--green);font-weight:800;margin-right:7px}
.iph-opponent .card-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto}
.iph-opponent .card-actions a,.iph-opponent .card-actions button{min-height:44px;display:inline-flex;align-items:center;border-radius:8px;padding:8px 11px;font-size:.77rem;font-weight:700}
.iph-opponent .card-actions button{border:1px solid var(--blue);background:var(--blue);color:#fff;cursor:pointer}
.iph-opponent .card-actions a{border:1px solid var(--line);background:#fff}

.iph-compare-wrap{border:1px solid var(--line);border-radius:14px;overflow:auto;background:#fff;box-shadow:var(--shadow-sm);min-width:0}
.iph-compare{width:100%;border-collapse:collapse;min-width:760px;font-size:.82rem}
.iph-compare th,.iph-compare td{padding:12px 13px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.iph-compare th{background:var(--mist);color:var(--blue-deep);font-size:.66rem;text-transform:uppercase;letter-spacing:.06em;position:sticky;top:0}
.iph-compare th:first-child,.iph-compare td:first-child{width:24%;font-weight:700;color:var(--ink)}
.iph-compare tbody tr:last-child td{border-bottom:0}
.iph-compare a{font-weight:700}
.iph-yes{color:var(--green);font-weight:800}
.iph-no{color:var(--neutral);font-weight:700}

.iph-quiz{display:grid;grid-template-columns:minmax(0,1fr) minmax(300px,.78fr);gap:22px;align-items:start}
.iph-q-list{display:grid;gap:12px}
.iph-q{border:1px solid var(--line);border-radius:13px;padding:15px;background:#fff}
.iph-q legend{font-weight:800;color:var(--ink);padding:0 5px;font-size:.92rem}
.iph-q-answers{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:7px;margin-top:8px}
.iph-q-answers-four{grid-template-columns:repeat(4,minmax(0,1fr))}
.iph-q button{min-height:46px;border:1px solid var(--line);border-radius:8px;background:#fff;padding:8px 9px;font-size:.76rem;font-weight:700;cursor:pointer}
.iph-q button:hover,.iph-q button[aria-pressed="true"]{border-color:var(--blue);background:#f4f8fe;color:var(--blue-deep)}
.iph-quiz-rating{display:grid;gap:7px;margin-top:8px}
.iph-quiz-rating output{justify-self:start;border-radius:7px;background:var(--blue-deep);color:#fff;padding:5px 9px;font-size:.76rem;font-weight:800}
.iph-quiz-rating input{width:100%;accent-color:var(--blue)}
.iph-quiz-rating div{display:flex;justify-content:space-between;color:var(--ink-soft);font-size:.68rem}
.iph-quiz-result{border:1px solid var(--line);border-left:4px solid var(--blue);border-radius:0 14px 14px 0;background:var(--mist);padding:19px;position:sticky;top:90px}
.iph-quiz-result .k{font-size:.66rem;text-transform:uppercase;letter-spacing:.08em;font-weight:800;color:var(--blue-deep)}
.iph-quiz-result h3{font-size:1.25rem;margin:5px 0 7px}
.iph-quiz-result p{font-size:.84rem;line-height:1.55}
.iph-quiz-result dl{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:7px;margin:14px 0 0}
.iph-quiz-result dl div{border:1px solid var(--line);border-radius:8px;background:#fff;padding:9px;min-width:0}
.iph-quiz-result dt{color:var(--ink-soft);font-size:.65rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em}
.iph-quiz-result dd{margin:3px 0 0;color:var(--ink);font-size:.8rem;font-weight:800}
.iph-quiz-result .btn{margin-top:12px;min-height:46px}

.iph-how-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.iph-how{border-top:3px solid var(--blue);background:#fff;border-radius:0 0 12px 12px;padding:16px 17px;box-shadow:var(--shadow-sm)}
.iph-how b{display:block;color:var(--blue);font-size:1.35rem;margin-bottom:5px}
.iph-how h3{font-size:1rem;margin-bottom:5px}
.iph-how p{font-size:.82rem;line-height:1.5}
.iph-honest{border:1px solid var(--line);border-left:3px solid var(--orange);border-radius:0 10px 10px 0;background:#fffaf2;padding:12px 14px;margin-top:16px;font-size:.78rem;line-height:1.5}

@media(max-width:980px){
  .iph-game-shell,.iph-page[data-layout="rail"] .iph-game-shell{grid-template-columns:minmax(0,1fr)}
  .iph-page.cd-play-unified .iph-game-shell{grid-template-columns:minmax(0,1fr);align-items:start}
  .iph-page.cd-play-unified .iph-board-column{display:block;min-height:0}
  .iph-page.cd-play-unified .iph-board-card{min-height:0}
  .iph-page[data-layout="rail"] .iph-setup{position:static;order:2}
  .iph-page[data-layout="rail"] .iph-board-column{order:1}
  .iph-page[data-layout="rail"] .iph-modes{grid-template-columns:repeat(3,minmax(0,1fr))}
  .iph-page[data-layout="rail"] .iph-mode{display:block;min-height:72px}
  .iph-page[data-layout="rail"] .iph-mode small{text-align:left;max-width:none;margin-top:3px}
  .iph-opponents,.iph-how-grid{grid-template-columns:1fr}
  .iph-quiz{grid-template-columns:minmax(0,1fr)}
  .iph-quiz-result{position:static}
}
@media(max-width:680px){
  .iph-hero{padding:28px 0 22px}
  .iph-game-wrap{padding:0 16px 40px}
  .iph-board-card,.iph-setup{border-radius:14px}
  .iph-setup{padding:16px}
  .iph-page.cd-play-unified .iph-setup:not(.lgs)>h2{margin:-16px -16px 0;padding:18px 16px 5px}
  .iph-page.cd-play-unified .iph-setup:not(.lgs)>.iph-setup-intro{margin:0 -16px 14px;padding:0 16px 15px}
  .iph-page.cd-play-unified .iph-start{grid-template-columns:minmax(0,1fr)}
  .iph-modes,.iph-page[data-layout="rail"] .iph-modes{grid-template-columns:1fr}
  .iph-mode{min-height:58px}
  .iph-start{grid-template-columns:1fr}
  .iph-q-answers,.iph-q-answers-four{grid-template-columns:1fr}
  .iph-quiz-result dl{grid-template-columns:1fr}
  .iph-piece{font-size:clamp(1.12rem,10vw,2.85rem)}
  .iph-live-panel{grid-template-columns:minmax(0,1fr)}
  .iph-live-panel .cd-play-moves,.iph-live-panel .cd-play-controls{grid-column:auto}
  .iph-player-clock{padding:8px 9px}
  .iph-strength-row{grid-template-columns:50px minmax(0,1fr) 50px;gap:6px}
  .iph-strength-heading{align-items:flex-start;flex-direction:column;gap:1px}
  .iph-legend-dialog{width:100%;max-width:none;max-height:88vh;margin:auto 0 0;border-radius:18px 18px 0 0}
  .iph-legend-list{grid-template-columns:minmax(0,1fr)}
  .iph-route-art{height:164px}
  .iph-hero-facts{display:grid;gap:5px;text-align:left;width:max-content;max-width:100%;margin-left:auto;margin-right:auto}
}
@media(max-width:520px){
  .iph-game-wrap{padding-left:0;padding-right:0}
  .iph-board-card{padding:4px;border-radius:10px}
  .iph-setup{margin-left:8px;margin-right:8px}
}
@media(max-width:420px){
  .iph-level-group{grid-template-columns:repeat(4,minmax(0,1fr))}
  .iph-art-legend{grid-template-columns:minmax(0,1fr) minmax(118px,.9fr)}
  .iph-portrait-stack img:first-child{width:102px;height:102px}
  .iph-portrait-stack img:nth-child(2){width:70px;height:70px}
  .iph-portrait-stack img:nth-child(3){width:60px;height:60px}
}
@media(prefers-reduced-motion:reduce){.iph-mode{transition:none}.iph-mode:hover{transform:none}}


.social-unavailable{opacity:.46;cursor:not-allowed;user-select:none}
.mobile-menu .social-row .social-unavailable{display:inline-flex;color:var(--blue-deep)}
.foot-social .social-unavailable{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;color:#cfd6dd;background:rgba(255,255,255,.07)}


:where(.legend-portrait img,.legend-fixed-card img,.legend-siblings img,.legend-page .iph-live-photo,.legend-hub-play .iph-live-photo,.legend-hub-play .iph-legend-trigger img,.iph-legend-dialog .iph-legend-option img,.iph-art-legend .iph-portrait-stack img,.lgc-med){
  filter:grayscale(1) sepia(.55) saturate(1.65) hue-rotate(169deg) brightness(.98) contrast(1.07);
}