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calc(28px + env(safe-area-inset-bottom))}.tactics-mobile-bottom-actions{margin-top:auto;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;padding:24px 28px calc(30px + env(safe-area-inset-bottom))}.tactics-mobile-bottom-button{display:grid;justify-items:center;gap:8px;min-height:68px;border:0;background:transparent;color:var(--chessland-mobile-muted);opacity:.58;font-size:1.34rem}.tactics-mobile-bottom-button:not(:disabled){color:var(--chessland-mobile-text);opacity:1}.tactics-mobile-bottom-button:not(:disabled) svg{color:var(--chessland-mobile-accent)}.daily-puzzle-status-copy{display:grid;gap:6px;min-height:58px;justify-content:start}.daily-puzzle-status-copy strong{font-size:clamp(1.85rem,1.42rem + 1.3vw,2.45rem);line-height:1.04;font-weight:900}.daily-puzzle-status-copy span{color:var(--chessland-mobile-muted);font-size:clamp(1.08rem,.94rem + .55vw,1.34rem);line-height:1.18}.daily-puzzle-rating-line{display:flex;flex-wrap:wrap;justify-content:center;align-items:baseline;gap:8px 10px;padding:20px 28px 8px;color:var(--chessland-mobile-muted);font-size:1.08rem}.daily-puzzle-rating-line strong{color:var(--chessland-mobile-text);font-size:clamp(1.85rem,1.45rem + 1.2vw,2.5rem);line-height:1}.opening-browser-board-section{flex:0 0 auto}.opening-browser-panel{flex:1 1 auto;min-height:0;display:grid;grid-template-rows:auto minmax(0,1fr) auto;gap:8px;padding:12px 20px calc(14px + env(safe-area-inset-bottom));background:var(--surface-soft)}.opening-browser-panel-head,.opening-browser-source,.opening-browser-nav,.opening-browser-nav button{display:flex;align-items:center}.opening-browser-panel-head{justify-content:space-between;gap:12px}.opening-browser-source{flex:1;gap:7px;color:var(--muted-strong);font-weight:800;min-width:0;overflow:hidden}.opening-browser-eco{color:var(--accent);font-weight:700;font-size:12px;white-space:nowrap;flex-shrink:0}.opening-browser-name{color:#ffd699;font-size:12px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.opening-browser-nav{gap:8px;flex-shrink:0}.opening-browser-nav button{gap:4px;min-height:36px;border:0;background:transparent;color:var(--text);font-weight:800}.opening-browser-nav button:disabled{color:var(--muted);opacity:.42}.opening-browser-table-head,.opening-browser-row{display:grid;grid-template-columns:minmax(68px,.9fr) minmax(56px,.7fr) minmax(70px,.8fr) minmax(64px,1fr);align-items:center;gap:6px}.opening-browser-table-head{color:var(--muted);font-size:.72rem;font-weight:800}.opening-browser-table{min-height:0;overflow-y:auto;display:grid;align-content:start;gap:1px;background:transparent;transition:opacity .15s ease}.opening-browser-table.is-refreshing{opacity:.6;pointer-events:none}.opening-browser-row{width:100%;min-height:34px;border:0;background:var(--chessland-mobile-surface);color:var(--text);padding:4px 0;text-align:left;font-size:.9rem}.opening-browser-row span:first-child,.opening-browser-table-head span:first-child{padding-left:10px}.opening-browser-row span:last-child,.opening-browser-table-head span:last-child{padding-right:10px}.opening-browser-move-san{font-size:1.08rem;font-weight:900}.opening-browser-empty{min-height:86px;display:grid;place-items:center;background:#fcfaf6f0;color:var(--muted);text-align:center}.mobile-training-status{display:block;min-height:auto;padding:20px 28px 18px}.mobile-training-status-copy{min-width:0;display:block}.mobile-training-status-copy strong{display:block;overflow-wrap:anywhere;font-size:clamp(1.85rem,1.42rem + 1.3vw,2.45rem);line-height:1.04;font-weight:900}.mobile-training-turn-prompt{display:flex;flex-wrap:wrap;align-items:center;gap:16px;min-width:0}.mobile-training-turn-prompt.is-icon-only{display:inline-flex;gap:12px}.mobile-training-turn-icon-badge{display:flex;flex-direction:column;align-items:center;gap:8px}.mobile-training-turn-icon{display:inline-grid;place-items:center;width:58px;height:58px;flex-shrink:0;border-radius:10px;background:linear-gradient(180deg,rgb(var(--accent-rgb) /.14),rgb(var(--accent-rgb) /.04)),#fff9cfeb;color:#101620}.mobile-training-turn-prompt.is-black .mobile-training-turn-icon,.mobile-training-turn-prompt.is-white .mobile-training-turn-icon{background:linear-gradient(180deg,rgb(var(--accent-rgb) /.14),rgb(var(--accent-rgb) /.04)),#fff9cfeb;color:#101620}:root[data-client-theme=dark] .mobile-training-turn-prompt.is-white .mobile-training-turn-icon{background:linear-gradient(180deg,rgb(var(--accent-rgb) /.14),rgb(var(--accent-rgb) /.04)),#fff9cfeb;color:#101620}:root[data-client-theme=dark] .mobile-training-turn-prompt.is-black .mobile-training-turn-icon{background:linear-gradient(180deg,rgb(var(--accent-rgb) /.14),rgb(var(--accent-rgb) /.04)),#fff9cfeb;color:#101620}.mobile-training-turn-piece{position:relative;display:block;width:46px;height:46px}.mobile-training-turn-piece piece{position:absolute;inset:0;width:100%;height:100%;transform:scale(.92);transform-origin:center;filter:drop-shadow(0 5px 9px rgba(0,0,0,.22))}.mobile-training-turn-copy{flex:1 1 0%;min-width:0;display:grid;gap:6px}.mobile-training-turn-copy strong{display:block;color:var(--chessland-mobile-text);overflow-wrap:anywhere;text-wrap:balance;font-size:clamp(1.85rem,1.42rem + 1.3vw,2.45rem);line-height:1.06;font-weight:900}.mobile-training-turn-copy span{display:block;color:var(--chessland-mobile-muted);overflow-wrap:anywhere;text-wrap:pretty;font-size:clamp(1.08rem,.94rem + .55vw,1.34rem);line-height:1.18}.course-tactics-mobile-page .mobile-training-status-copy strong{font-size:clamp(1.35rem,1.08rem + .9vw,1.72rem);line-height:1.16}.mobile-training-board{flex:0 0 auto;width:100%;max-width:100svw;margin:0 auto}.mobile-training-move-strip{padding:0 28px 12px}.mobile-training-move-strip .training-move-strip{width:100%;background:var(--chessland-mobile-surface);border-color:var(--chessland-mobile-line)}.mobile-training-panel{display:grid;gap:14px;padding:20px 28px calc(28px + env(safe-area-inset-bottom))}.opening-status-section{padding:0 28px 12px;min-height:123px}.opening-status-row{display:flex;align-items:center;gap:14px;min-height:88px}.opening-move-strip-wrap{flex:1;min-width:0;min-height:44px}.opening-move-strip-wrap .training-move-strip{width:100%;min-height:44px;background:var(--chessland-mobile-surface);border-color:var(--chessland-mobile-line)}.opening-review-progress{display:flex;align-items:center;gap:10px;margin-top:8px;min-height:23px}.opening-review-progress.is-idle{visibility:hidden;pointer-events:none}.opening-review-progress-track{flex:1;height:3px;background:#80808026;border-radius:2px;overflow:hidden}.opening-review-progress-fill{height:100%;background:#4caf84;border-radius:2px;transition:width .3s ease}.opening-review-progress-label{font-size:.78rem;font-weight:700;color:#4caf84;white-space:nowrap}.opening-topbar-select{max-width:340px;padding:8px 34px 8px 14px;border:1px solid var(--chessland-mobile-line);border-radius:var(--radius-sm);background:var(--chessland-mobile-surface);color:var(--chessland-mobile-text);font-size:.9rem;font-weight:700;line-height:1.4;-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' fill='none'%3E%3Cpath d='M1 1l4 4 4-4' stroke='currentColor' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 11px center;background-size:10px 6px;cursor:pointer;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.endgame-title-selectors{display:flex;align-items:center;justify-content:flex-end;gap:6px;min-width:0;flex:1}.endgame-title-selectors label{display:flex;min-width:0;flex:0 1 auto;max-width:160px}.endgame-title-selectors select{width:100%;min-width:0;border:1px solid var(--chessland-mobile-line);border-radius:var(--radius-sm);background:var(--chessland-mobile-surface);color:var(--chessland-mobile-text);padding:6px 8px;font-size:.92rem;font-weight:700;cursor:pointer;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;-webkit-appearance:auto;-moz-appearance:auto;appearance:auto}.endgame-mobile-page .chessland-mobile-topbar{grid-template-columns:64px minmax(0,1fr);padding:calc(22px + env(safe-area-inset-top)) 12px 18px;gap:8px}.endgame-mobile-page .chessland-mobile-actions{display:none}.mobile-training-select-field{display:grid;gap:8px;color:var(--chessland-mobile-muted);font-size:.95rem;font-weight:800}.mobile-training-select-field select{width:100%;min-width:0;border:1px solid var(--chessland-mobile-line);border-radius:var(--radius-sm);background:var(--chessland-mobile-surface);color:var(--chessland-mobile-text);padding:12px 14px;font-size:1.04rem;font-weight:800}.mobile-training-feedback,.mobile-training-hint,.mobile-training-note .training-board-card{border:1px solid var(--chessland-mobile-line);border-radius:14px;background:var(--chessland-mobile-surface);color:var(--chessland-mobile-muted);padding:12px 14px;line-height:1.45}.mobile-training-note .training-board-card{display:grid;gap:8px}.mobile-training-action-row{display:grid;grid-template-columns:minmax(0,1fr);gap:12px}.mobile-training-action-row.is-two{grid-template-columns:repeat(2,minmax(0,1fr))}.mobile-training-action-button{min-height:52px;display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid var(--chessland-mobile-line);border-radius:14px;background:var(--chessland-mobile-surface);color:var(--chessland-mobile-text);font-size:1.08rem;font-weight:900}.mobile-training-action-button.is-primary{border-color:rgb(var(--accent-rgb) /.36);background:linear-gradient(135deg,rgb(var(--accent-rgb) / .88),#d96f00bd);color:#1a1a1a;box-shadow:0 12px 28px rgb(var(--accent-rgb) / .18)}.mobile-training-action-button:disabled{opacity:.5;cursor:not-allowed}.mobile-training-stat-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.mobile-training-stat-row>div,.mobile-training-feedback-card,.mobile-training-course-summary{min-width:0;border:1px solid var(--chessland-mobile-line);border-radius:14px;background:var(--chessland-mobile-surface);padding:12px}.mobile-training-stat-row span,.mobile-training-feedback-card span,.mobile-training-course-summary span{display:block;color:var(--chessland-mobile-muted);font-size:.9rem;font-weight:800}.mobile-training-stat-row strong,.mobile-training-feedback-card strong,.mobile-training-course-summary strong{display:block;margin-top:5px;color:var(--chessland-mobile-text);font-size:1.24rem;line-height:1.1;font-weight:900}.mobile-training-feedback-grid{display:grid;gap:10px}.evaluation-mobile-status{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:14px;min-height:96px}.eval-feedback-title{display:inline-flex;align-items:center;gap:6px}.eval-feedback-title svg{flex-shrink:0}.eval-feedback-icon-correct{color:#4caf50}.eval-feedback-icon-wrong{color:var(--danger)}.evaluation-mobile-status .mobile-training-turn-copy strong .eval-feedback-title{display:inline-flex;color:inherit;font-size:inherit;font-weight:inherit;line-height:inherit}.evaluation-mobile-clock{--evaluation-clock-progress: 1;--evaluation-clock-color: color-mix(in srgb, var(--success) calc(var(--evaluation-clock-progress) * 100%), var(--danger));display:grid;justify-items:end;color:color-mix(in srgb,var(--evaluation-clock-color) 72%,#eaf2ff);text-shadow:0 0 18px color-mix(in srgb,var(--evaluation-clock-color) 28%,transparent);text-align:right}.evaluation-mobile-clock strong{font-size:clamp(2.3rem,1.65rem + 2.8vw,3.75rem);line-height:.95;font-weight:300;font-variant-numeric:tabular-nums}.evaluation-mobile-clock.is-urgent{animation:storm-clock-breathe .98s ease-in-out infinite}.evaluation-mobile-status .mobile-training-turn-copy strong{font-size:clamp(1.35rem,1.02rem + 1.1vw,1.86rem);line-height:1.08}.evaluation-mobile-score-card{display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr) auto;align-items:center;gap:8px 12px;min-width:0;border:1px solid var(--chessland-mobile-line);border-radius:14px;background:var(--chessland-mobile-surface);padding:12px 14px}.evaluation-mobile-score-card span{color:var(--chessland-mobile-muted);font-size:.84rem;font-weight:900}.evaluation-mobile-score-card strong{color:var(--chessland-mobile-text);font-size:1.18rem;line-height:1;font-weight:900}.evaluation-mobile-score-inline{display:flex;gap:8px;align-items:center;font-size:.78rem;font-weight:800;white-space:nowrap}.evaluation-score-ok{color:#4caf50;-webkit-text-stroke:.5px rgba(255,255,255,.6)}.evaluation-score-ng{color:var(--danger);-webkit-text-stroke:.5px rgba(255,255,255,.5)}.evaluation-next-btn{display:flex;align-items:center;justify-content:center;gap:10px}.evaluation-mainline-grid{display:grid;grid-template-columns:1fr 1fr;gap:6px;min-width:0}.evaluation-mainline-col{border:1px solid var(--chessland-mobile-line);border-radius:14px;background:var(--chessland-mobile-surface);display:flex;flex-direction:column;gap:4px;min-width:0;padding:10px 12px}.evaluation-mainline-col span{color:var(--chessland-mobile-muted);font-size:.72rem;font-weight:800;letter-spacing:.08em}.evaluation-mainline-col strong{color:var(--chessland-mobile-text);font-size:.96rem;line-height:1.4;font-weight:700;white-space:nowrap;overflow-x:auto;scrollbar-width:none}.evaluation-mainline-col strong::-webkit-scrollbar{display:none}.mobile-training-feedback-card.is-summary{border-color:rgb(var(--accent-rgb) /.32)}.mobile-training-course-summary{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:12px}.mobile-training-course-summary .course-star-rating{display:inline-flex;justify-self:end}.mobile-training-course-summary .course-star-rating.is-large{gap:2px;font-size:1.45rem}.mobile-training-course-summary .course-star-rating span{display:inline-flex}.mobile-training-panel .course-piece-values{justify-content:center}.mobile-training-sheet-content{--chessland-mobile-text: var(--text);--chessland-mobile-muted: var(--muted);--chessland-mobile-surface: var(--surface-soft);--chessland-mobile-line: var(--line);--chessland-mobile-accent: var(--accent);--chessland-mobile-accent-strong: var(--accent-strong);position:fixed;left:0;right:0;bottom:0;z-index:var(--z-overlay);width:100%;max-height:min(70dvh,620px);display:grid;gap:16px;padding:20px 24px calc(28px + env(safe-area-inset-bottom));border:1px solid var(--chessland-mobile-line);border-bottom:0;border-radius:18px 18px 0 0;background:var(--chessland-mobile-surface);color:var(--chessland-mobile-text);box-shadow:0 -24px 60px #00000047}.mobile-training-sheet-overlay{position:fixed;inset:0;z-index:var(--z-overlay);background:#0000008f}.mobile-training-sheet-content>button{display:none}.mobile-training-sheet-title{font-size:clamp(1.32rem,1.12rem + .72vw,1.72rem);font-weight:900;line-height:1}.mobile-training-sheet-description{color:var(--chessland-mobile-muted);font-size:1.04rem;line-height:1.65}.mobile-training-settings-list{overflow:hidden;border-radius:14px;background:var(--chessland-mobile-surface);border:1px solid var(--chessland-mobile-line)}.mobile-training-settings-row{min-height:54px;display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:14px;padding:0 16px;border:0;border-bottom:1px solid var(--chessland-mobile-line);background:transparent;color:var(--chessland-mobile-text);font-size:1.05rem;font-weight:800;text-align:left}.mobile-training-settings-row:last-child{border-bottom:0}.mobile-training-settings-row:focus-visible{outline:2px solid rgb(var(--accent-rgb) /.48);outline-offset:-2px}.mobile-training-settings-row svg{color:var(--chessland-mobile-muted)}.mobile-training-settings-row-value{color:var(--chessland-mobile-muted);font-size:.92rem;font-weight:700}.mobile-training-switch{position:relative;width:48px;height:28px;border-radius:999px;background:#ffffff2e;border:1px solid var(--chessland-mobile-line)}.mobile-training-switch:after{content:"";position:absolute;top:2px;left:2px;width:24px;height:24px;border-radius:999px;background:var(--surface);box-shadow:0 1px 5px #1f1f1f33;transition:transform .16s ease}.mobile-training-switch.is-on{background:var(--chessland-mobile-accent);border-color:rgb(var(--accent-rgb) /.48);box-shadow:0 0 0 1px rgb(var(--accent-rgb) /.16),0 0 18px rgb(var(--accent-rgb) /.18)}.mobile-training-switch.is-on:after{transform:translate(20px)}.storm-high-scores-page{overflow-y:auto;min-height:100dvh;padding-bottom:calc(26px + env(safe-area-inset-bottom))}.storm-high-scores-page .chessland-mobile-content{display:grid;align-content:start;gap:28px;padding:22px 28px 0}.storm-high-scores-page .chessland-mobile-title{justify-content:center}.storm-high-score-summary-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.storm-high-score-card{min-height:110px;display:grid;align-content:center;justify-items:center;gap:8px;padding:16px 12px;border-radius:14px;background:var(--chessland-mobile-surface);border:1px solid var(--chessland-mobile-line);box-shadow:0 14px 32px #0000001f}.storm-high-score-card.is-primary{background:linear-gradient(135deg,rgb(var(--accent-rgb) / .34),rgb(var(--accent-rgb) / .14)),var(--chessland-mobile-surface);border-color:rgb(var(--accent-rgb) /.32)}.storm-high-score-card span{color:var(--chessland-mobile-muted);font-size:1.18rem;line-height:1}.storm-high-score-card strong{color:var(--chessland-mobile-text);font-size:3rem;line-height:.96;font-weight:400;font-variant-numeric:tabular-nums}.storm-high-score-card.is-primary strong{color:var(--accent-tint)}.storm-high-score-section-title{font-size:clamp(2rem,1.6rem + 1.4vw,2.65rem);line-height:1.04;font-weight:900}.storm-high-score-table{display:grid;gap:0;margin-inline:-28px;font-size:1.35rem}.storm-high-score-table-head,.storm-high-score-row{display:grid;grid-template-columns:minmax(72px,.8fr) minmax(78px,.82fr) minmax(98px,1fr) minmax(88px,.86fr);align-items:center;gap:10px;padding:10px 28px;text-align:center}.storm-high-score-table-head{font-size:1.22rem;line-height:1.12}.storm-high-score-date{padding:7px 28px;background:var(--chessland-mobile-surface);border-block:1px solid var(--chessland-mobile-line);font-size:1.45rem;line-height:1;font-weight:900}.storm-high-score-row{min-height:64px;background:#ffffff08}.storm-high-score-row strong{color:var(--chessland-mobile-accent);font-weight:900}.storm-high-score-empty{display:grid;gap:8px;padding:28px 0;color:var(--chessland-mobile-muted);text-align:center}@media(min-width:1025px){.chessland-mobile-shell{max-width:1024px;margin:0 auto;border-radius:22px;overflow:hidden}}@media(max-width:420px){.chessland-mobile-topbar{grid-template-columns:48px minmax(0,1fr) auto;gap:12px;padding-inline:20px}.chessland-mobile-title{font-size:1.86rem}.chessland-mobile-actions{gap:12px}.puzzle-storm-mobile-intro,.daily-puzzle-mobile-intro,.tactics-mobile-status,.mobile-training-status,.mobile-training-panel,.mobile-training-move-strip,.puzzle-storm-mobile-bottom,.tactics-mobile-rating-line,.tactics-mobile-feedback-action,.tactics-mobile-bottom-actions,.storm-high-scores-page .chessland-mobile-content{padding-inline:18px}.puzzle-storm-mobile-intro,.daily-puzzle-mobile-intro{min-height:96px;gap:12px;padding-top:12px;padding-bottom:10px}.puzzle-storm-copy-state strong{font-size:1.62rem;line-height:1.05}.puzzle-storm-copy-state>span{font-size:1.14rem}.puzzle-storm-mobile-clock{font-size:3.72rem}.puzzle-storm-mobile-bottom{gap:12px;padding-top:18px;padding-bottom:calc(16px + env(safe-area-inset-bottom))}.puzzle-storm-mobile-actions{gap:10px}.puzzle-storm-mobile-action{min-width:112px;min-height:44px;padding-inline:20px}.puzzle-storm-mobile-action,.tactics-mobile-bottom-button{font-size:1rem}.storm-high-score-table{margin-inline:-18px}.storm-high-score-table-head,.storm-high-score-row,.storm-high-score-date{padding-inline:18px}.storm-high-score-table-head,.storm-high-score-row{grid-template-columns:minmax(54px,.72fr) minmax(62px,.74fr) minmax(82px,.96fr) minmax(72px,.78fr);gap:8px}.endgame-mobile-selector-panel{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:760px)and (max-height:760px),(orientation:landscape)and (max-width:1366px)and (max-height:1024px){.chessland-mobile-topbar{min-height:calc(66px + env(safe-area-inset-top));grid-template-columns:48px minmax(0,1fr) auto;gap:12px;padding:calc(12px + env(safe-area-inset-top)) 18px 10px}.chessland-mobile-title{font-size:clamp(1.58rem,1.2rem + 1.4vw,1.95rem)}.chessland-mobile-actions{gap:10px}.chessland-mobile-icon-button{width:40px;height:40px;border-radius:var(--radius-sm)}.tactics-mobile-status,.daily-puzzle-mobile-intro,.mobile-training-status{padding:10px 18px}.tactics-mobile-status-copy strong,.daily-puzzle-status-copy strong,.daily-puzzle-mobile-intro .mobile-training-turn-copy strong,.mobile-training-status-copy strong{font-size:clamp(1.35rem,1.08rem + 1.1vw,1.72rem);line-height:1.12}.tactics-mobile-page .chessland-mobile-board-wrap,.mobile-training-board-page .chessland-mobile-board-wrap{width:min(100svw,calc(100dvh - clamp(260px,42dvh,320px) - env(safe-area-inset-top) - env(safe-area-inset-bottom)));max-width:min(100svw,calc(100dvh - clamp(260px,42dvh,320px) - env(safe-area-inset-top) - env(safe-area-inset-bottom)))}.tactics-mobile-page .chessland-mobile-board-wrap{width:min(100svw,calc(100dvh - 172px - env(safe-area-inset-top) - env(safe-area-inset-bottom)));max-width:min(100svw,calc(100dvh - 172px - env(safe-area-inset-top) - env(safe-area-inset-bottom)))}.puzzle-storm-mobile-page .chessland-mobile-board-wrap{width:min(100svw,calc(100dvh - 238px - env(safe-area-inset-top) - env(safe-area-inset-bottom)));max-width:min(100svw,calc(100dvh - 238px - env(safe-area-inset-top) - env(safe-area-inset-bottom)))}.puzzle-storm-mobile-intro,.daily-puzzle-mobile-intro{min-height:auto;padding:12px 18px 10px}.puzzle-storm-copy-state:first-child{gap:4px}.puzzle-storm-copy-state strong{font-size:clamp(1.35rem,1.05rem + 1.1vw,1.72rem)}.puzzle-storm-copy-state>span{font-size:clamp(1rem,.88rem + .45vw,1.18rem)}.puzzle-storm-mobile-clock{font-size:clamp(2.8rem,2rem + 3vw,4.1rem)}.puzzle-storm-mobile-bottom{gap:10px;padding:10px 18px calc(12px + env(safe-area-inset-bottom))}.puzzle-storm-mobile-actions{gap:10px}.puzzle-storm-mobile-action{min-width:108px;min-height:42px;padding:7px 18px;font-size:1rem}.tactics-mobile-rating-line{padding:10px 18px 6px;font-size:1.28rem}.tactics-mobile-feedback-action,.mobile-training-panel{padding:10px 18px calc(12px + env(safe-area-inset-bottom))}.mobile-training-course-summary{padding:10px 12px}.mobile-training-action-button{min-height:46px}}.mode-badge{flex-shrink:0;font-size:.72rem;font-weight:700;padding:4px 12px;border-radius:20px;letter-spacing:.04em;white-space:nowrap;align-self:center}.mode-badge.is-pass{background:#ff8a0024;color:#ff8a00}.mode-badge.is-review{background:#4caf8424;color:#4caf84;animation:mode-badge-pulse 2s ease-in-out infinite}.mode-badge.is-done{background:#9999991f;color:#999}@keyframes mode-badge-pulse{0%,to{opacity:1}50%{opacity:.6}}.mobile-training-turn-copy .mobile-training-turn-progress{display:flex;align-items:center;gap:10px;margin-top:2px}.mobile-training-turn-copy .mobile-training-turn-progress-track{flex:1;height:3px;background:#80808026;border-radius:2px;overflow:hidden}.mobile-training-turn-copy .mobile-training-turn-progress-fill{height:100%;background:#4caf84;border-radius:2px;transition:width .3s ease}.mobile-training-turn-copy .mobile-training-turn-progress-label{font-size:.78rem;font-weight:700;color:#4caf84;white-space:nowrap}@media(max-width:760px)and (max-height:640px),(orientation:landscape)and (max-width:932px)and (max-height:640px){.tactics-mobile-page .chessland-mobile-board-wrap,.mobile-training-board-page .chessland-mobile-board-wrap{width:min(100svw,calc(100dvh - 268px - env(safe-area-inset-top) - env(safe-area-inset-bottom)));max-width:min(100svw,calc(100dvh - 268px - env(safe-area-inset-top) - env(safe-area-inset-bottom)))}.tactics-mobile-page .chessland-mobile-board-wrap{width:min(100svw,calc(100dvh - 148px - env(safe-area-inset-top) - env(safe-area-inset-bottom)));max-width:min(100svw,calc(100dvh - 148px - env(safe-area-inset-top) - env(safe-area-inset-bottom)))}.puzzle-storm-mobile-page .chessland-mobile-board-wrap{width:min(100svw,calc(100dvh - 208px - env(safe-area-inset-top) - env(safe-area-inset-bottom)));max-width:min(100svw,calc(100dvh - 208px - env(safe-area-inset-top) - env(safe-area-inset-bottom)))}.tactics-mobile-status-copy strong,.daily-puzzle-status-copy strong,.daily-puzzle-mobile-intro .mobile-training-turn-copy strong,.mobile-training-status-copy strong{font-size:clamp(1.18rem,.98rem + .9vw,1.45rem)}}.public-landing-shell{min-height:100svh}.public-landing-page{position:relative;z-index:1;display:grid;grid-template-rows:minmax(0,1fr) auto;min-height:100svh;padding:clamp(28px,6vw,72px);color:var(--text)}.public-landing-main{display:grid;align-content:center;justify-items:start;gap:16px;width:min(100%,760px)}.public-landing-kicker{margin:0;color:var(--accent);font-size:.78rem;font-weight:800;letter-spacing:.14em;text-transform:uppercase}.public-landing-main h1{margin:0;font-size:clamp(2.4rem,1.35rem + 6vw,6.4rem);line-height:.98;letter-spacing:0}.public-landing-copy{margin:0;max-width:32rem;color:var(--muted-strong);font-size:clamp(1rem,.92rem + .45vw,1.24rem);line-height:1.7}.public-landing-admin-link{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:0 16px;border:1px solid var(--line-strong);border-radius:8px;color:var(--text);background:var(--surface-soft);font-weight:700}.public-landing-record{display:flex;justify-content:center;padding-top:36px}.public-landing-record-link{color:var(--muted-strong);font-size:.78rem;line-height:1.4;opacity:.72}.public-landing-record a:hover{opacity:1}@media(max-width:640px){.public-landing-page{padding:28px 20px calc(22px + env(safe-area-inset-bottom))}}.game-surface-btn{-webkit-appearance:none;-moz-appearance:none;appearance:none;min-height:46px;padding:0 16px;border:1px solid var(--line-strong);border-radius:var(--radius-sm);background:var(--surface);color:var(--text);font-size:14px;font-weight:700;cursor:pointer;transition:background .18s ease,transform .18s ease,opacity .18s ease}.game-surface-btn:hover{transform:translateY(-1px)}.game-surface-btn:disabled{opacity:.55;cursor:not-allowed;transform:none}.game-surface-btn-compact{min-height:unset;padding:6px 14px;font-size:13px}.game-list-page{max-width:480px;margin:0 auto;padding:0 12px}.game-list-topbar{display:flex;align-items:center;justify-content:space-between;padding:10px 0}.game-list-topbar-title{font-size:15px;font-weight:600;color:var(--text)}.game-list-topbar-actions{display:flex;gap:8px;align-items:center}.game-list-topbar 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var(--line);border-radius:10px;padding:12px;margin-bottom:6px;background:var(--surface)}.game-list-index{flex-shrink:0;width:24px;text-align:center;font-size:12px;color:var(--muted);opacity:.5;margin-right:8px;padding-top:2px;font-variant-numeric:tabular-nums}.game-list-card-body{flex:1;min-width:0}.game-list-card-title{font-size:14px;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--text)}.game-list-card-meta{font-size:11px;color:var(--muted);margin-top:2px}.game-list-card-date{font-size:11px;color:var(--muted);opacity:.7;margin-top:2px}.action-sheet-popover{position:absolute;right:0;top:24px;background:var(--surface);border-radius:10px;box-shadow:var(--shadow-soft);overflow:hidden;z-index:var(--z-dropdown);min-width:120px}.action-sheet-item{padding:10px 16px;font-size:13px;cursor:pointer;border-bottom:1px solid var(--line);color:var(--text)}.action-sheet-item:last-child{border-bottom:none}.game-info-card{border:1px solid 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var(--line);border-radius:var(--radius-lg);padding:24px;width:90%;max-width:360px;box-shadow:0 16px 48px #0000004d;max-height:85vh;overflow-y:auto;color:var(--text)}.save-modal-title{font-size:16px;font-weight:600;text-align:center;margin:0 0 12px;color:var(--text)}.save-modal-moves{background:var(--bg);border-radius:6px;padding:8px;font-size:12px;font-family:monospace;margin-bottom:12px;color:var(--muted)}.save-modal-form{display:flex;flex-direction:column;gap:10px}.save-modal-row{display:flex;align-items:center;gap:6px}.save-modal-label{font-size:13px;color:var(--muted);flex-shrink:0}.save-modal-vs{font-size:12px;color:var(--muted);flex-shrink:0}.save-modal-field{min-width:0;flex:1;font-size:16px;padding:7px;border:1px solid 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