:root{color-scheme:dark;--paper:#101820;--panel:#18242d;--ink:#eeeae1;--muted:#9aaab3;--line:#2b3a43;--mint:#9bcbbb;--font:'Avenir Next','Segoe UI','PingFang SC','Microsoft YaHei',sans-serif}html{background:var(--paper)}body{background:var(--paper);color:var(--ink);font:14px/1.75 var(--font);letter-spacing:0;min-height:100dvh}button,input,select,textarea{font-family:var(--font)}button{transition:background .18s,transform .18s}button:active{transform:scale(.96)}button:focus-visible,[role=button]:focus-visible{outline:2px solid var(--mint);outline-offset:4px}::selection{background:#436b63;color:#fff}aside{width:216px;background:#121d25;border-right:1px solid var(--line);padding:38px 26px}.brand{font:600 25px/1.2 var(--font);letter-spacing:-1px;color:var(--ink)}.brand+small{display:block;margin-top:12px;color:var(--muted);font-size:11px;letter-spacing:0}small{color:var(--muted);letter-spacing:0}nav{margin-top:54px;gap:9px}nav button{color:var(--muted);border-radius:10px;padding:11px 14px}nav button.active{background:#253b3d;color:#c6e6dc}nav button:hover{background:#213039;color:var(--ink)}.sidefoot{color:var(--muted);font-size:12px}.sidefoot small{font-size:10px}main{position:relative;z-index:1;margin-left:216px;padding:30px 5vw 45px;max-width:1320px}header{border:0;padding:0;color:var(--muted);font-size:12px}.avatar{background:#29423f;color:#b9ded0;padding:7px 11px}.intro{margin:38px 0 20px;align-items:center}.intro small{display:none}h1{font-size:32px;line-height:1.35;letter-spacing:-1px;font-weight:600;margin:0 0 10px}.intro p{color:var(--muted);font-size:13px;margin:0}.primary{background:var(--mint);color:#142823;border:1px solid transparent;border-radius:12px;padding:11px 18px;font-weight:600;font-size:13px}.primary:hover{background:#b5ddce}.ghost{background:transparent;border:1px solid #3a4b55;border-radius:9px;color:#bfccd2;font-size:12px;padding:8px 12px}.ghost:hover{background:#2a3b46;color:#fff}.stats{display:flex;gap:25px;border:0;margin:23px 0 30px;padding:15px 0;border-bottom:1px solid var(--line)}.stat{display:flex;flex-direction:row-reverse;justify-content:flex-end;align-items:baseline;gap:9px;padding:0;border:0;background:transparent;border-radius:0}.stat span{font-size:12px;color:var(--muted)}.stat strong{font:500 23px/1.3 var(--font);color:var(--ink);font-variant-numeric:tabular-nums}.stat:last-child strong{color:var(--mint)}.section h2{font-size:17px;font-weight:600;letter-spacing:0}.section h2 small{display:none}.section>div{display:flex;gap:7px}.tools{display:flex;gap:10px;margin:15px 0 21px}input,select,textarea{background:#18252f;border:1px solid #354650;color:var(--ink);border-radius:10px;padding:11px 13px;font-size:13px}input::placeholder,textarea::placeholder{color:#94a5af}input:focus,select:focus,textarea:focus{outline:2px solid #749f93;outline-offset:1px}.tools input{min-width:100px}.tablewrap{border:0;background:transparent;border-radius:0;overflow:visible}table{border-collapse:separate;border-spacing:0 9px;margin-top:-9px}thead{display:none}tbody tr{background:#192630;transition:background .2s;outline-offset:2px}tbody tr:hover{background:#233743}td{border-top:1px solid #2c3e49;border-bottom:1px solid #2c3e49;padding:20px 18px;color:#c1cdd2;font-size:13px}td:first-child{border-left:1px solid #2c3e49;border-radius:13px 0 0 13px;min-width:180px}td:last-child{border-right:1px solid #2c3e49;border-radius:0 13px 13px 0}.word{font:500 24px/1.25 var(--font);letter-spacing:-.5px;color:var(--ink)}.ipa{font-size:12px;color:var(--muted);margin-top:6px}.tag,.tag.v{border-radius:6px;background:#2b403f;color:#b2d3c5;font-size:11px;padding:3px 8px}.status{font-size:12px;color:var(--muted)}.arrow{color:#90bbae;font-size:18px}.note{font-size:11px;color:var(--muted);gap:10px}.banner{display:none}footer{font:12px/1.8 var(--font);color:#8399a5;margin-top:35px}.empty{color:var(--muted)}dialog{background:#18242d;border:1px solid #43535d;border-radius:20px;color:var(--ink);box-shadow:0 28px 100px #0008;width:min(760px,95vw)}dialog::backdrop{background:#060c14ba;backdrop-filter:blur(9px)}dialog[open]{animation:unfold .24s ease-out}.modalhead{background:#18242d;color:var(--muted);border-color:var(--line);padding:17px 26px;font-size:12px;letter-spacing:0}.body{padding:16px 30px 40px}.detailtitle{font:500 48px/1.2 var(--font);letter-spacing:-1.5px;color:var(--ink);margin:12px 0 0;overflow-wrap:anywhere}.body>p{color:var(--muted);font-size:13px}.detailsection{grid-template-columns:88px 1fr;gap:22px;padding:23px 0;border-color:#34434d}.detailsection h3{font-size:12px;font-weight:500;color:var(--mint);margin:3px 0}.detailsection p{font:14px/1.95 var(--font);color:#e0e4e2;max-width:65ch}.detailsection .en{font:17px/1.85 var(--font);color:#e7e9e4}.detailsection .translation{color:#a6b7bf!important;font-size:13px;margin-top:12px!important}.detailsection small{font-size:10px;display:block;margin-top:12px;color:var(--muted)}#speak{border:1px solid #40534e;background:#29413c;border-radius:50%;width:36px;height:36px;padding:8px;display:inline-flex;vertical-align:middle;align-items:center;justify-content:center;color:#c5e3d6}#speak svg{width:18px;height:18px}#speak[aria-busy=true]{animation:pulse 1s infinite}#audio-status{display:block;min-height:18px;font-size:11px;color:var(--muted);margin-top:7px}.audio-credit{font-size:11px;color:var(--muted);margin-top:24px}.audio-credit a{color:inherit}label{font-size:13px;color:#c2ced2}label input,label textarea{background:#111e27;color:var(--ink)}.mastered-row .word::after{content:'✓';display:inline-block;margin-left:10px;font-size:12px;color:var(--mint)}.mobile-review{display:none}.ambient{position:fixed;inset:0;pointer-events:none;overflow:hidden;z-index:0}.ambient i{position:absolute;width:3px;height:3px;border-radius:50%;background:#a6cebd;opacity:.15;animation:drift 16s ease-in-out infinite alternate;box-shadow:0 0 10px #a6cebd44}.celebration{position:fixed;inset:0;pointer-events:none;z-index:5;overflow:hidden}.spark{position:absolute;left:var(--x);top:var(--y);width:5px;height:5px;border-radius:50%;background:var(--c);animation:spark .85s ease-out forwards}.toast{position:fixed;bottom:max(28px,env(safe-area-inset-bottom));left:50%;transform:translateX(-50%);padding:10px 18px;background:#28463e;color:#d9f0e4;border:1px solid #608f7a;border-radius:30px;font-size:13px;z-index:9;white-space:nowrap;pointer-events:none}@keyframes spark{to{transform:translate(var(--dx),var(--dy)) scale(.1);opacity:0}}@keyframes drift{to{transform:translate(12px,-30px);opacity:.3}}@keyframes unfold{from{opacity:0;transform:translateY(10px) scale(.99)}to{opacity:1;transform:none}}@keyframes pulse{50%{opacity:.4}}
@media(max-width:800px){main{margin:0;padding:20px 20px 35px}header{font-size:11px}.intro{margin:28px 0 15px;gap:10px}h1{font-size:26px;letter-spacing:-.6px;margin-bottom:8px}.intro p{font-size:12px}.intro>.primary{font-size:12px;padding:10px 13px;border-radius:11px}.stats{gap:0;justify-content:space-between;margin:18px 0 20px;padding:14px 0}.stat{gap:7px;padding:0;display:flex}.stat strong{font-size:22px;display:inline;margin:0}.stat span{font-size:11px}.section h2{font-size:16px}.section .ghost{font-size:11px;padding:7px 10px}.tools{flex-wrap:wrap;gap:9px;margin:12px 0 18px}.tools input{flex-basis:100%;padding:12px 14px}.tools select{flex:1;min-width:0;font-size:12px;padding:9px 12px}table,tbody{display:block;width:100%}tbody{display:grid;gap:10px}tbody tr{display:grid;grid-template-columns:minmax(0,1fr) 24px;border:1px solid #30434f;border-radius:14px;padding:15px 17px}td{display:block;padding:0;border:0!important;font-size:13px;line-height:1.7}td:first-child{min-width:0;border-radius:0}td:nth-child(3){grid-column:1;margin-top:9px;color:#b8c7ce}td:last-child{grid-column:2;grid-row:1 / span 2;align-self:center;justify-self:end;border-radius:0}.desktop{display:none!important}.word{font-size:23px}.ipa{font-size:11px;margin-top:4px}.note{display:flex;font-size:10px}footer{font-size:11px;margin-top:28px}dialog{width:calc(100% - 16px);border-radius:18px;height:calc(100dvh - 20px);max-height:calc(100dvh - 20px)}.modalhead{padding:12px 18px;font-size:12px}.modalhead .ghost{padding:8px 12px}dialog>.body{padding:12px 22px calc(45px + env(safe-area-inset-bottom,0px))}.detailtitle{font-size:39px;letter-spacing:-1px;margin-top:12px}.detailsection{grid-template-columns:1fr;gap:9px;padding:20px 0}.detailsection h3{font-size:12px}.detailsection p{font-size:14px;line-height:1.9}.detailsection .en{font-size:16px}.body>div[style]{margin:17px 0 22px!important}.mobile-review{display:block;margin-top:20px;width:100%;color:var(--mint);border-color:#436257;padding:11px}.ambient i{opacity:.12}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}.ambient,.celebration{display:none}}

/* Light ribbons remain beneath the content; the canvas never captures gestures. */
.particle-ocean{position:fixed;inset:0;width:100%;height:100dvh;pointer-events:none;z-index:0}aside{z-index:2}.intro{margin-bottom:110px}.stats{background:#101820b8}header{position:relative}.intro>div{position:relative}.intro h1,.intro p{text-shadow:0 2px 10px #101820}.ocean-hint{font-size:11px;color:#a5bbb9;margin:0;position:absolute;top:177px;right:5vw;pointer-events:none}dialog{z-index:4}@media(max-width:800px){.intro{margin-bottom:110px}.ocean-hint{top:196px;right:20px;font-size:10px}.stats{margin-top:18px}}@media(prefers-reduced-motion:reduce){.ocean-hint{display:none}}

/* Black library surfaces, pill controls and a single vivid green accent. */
:root{--paper:#080808;--panel:#181818;--ink:#fff;--muted:#b3b3b3;--line:#303030;--mint:#1ed760;--font:'Helvetica Neue',Arial,'PingFang SC','Microsoft YaHei',sans-serif}
html,body{background:#080808}aside{background:#101010;border-color:#242424}main{padding-top:26px}header{color:#b3b3b3}.avatar{background:#333;color:#fff}.brand{font-weight:750;letter-spacing:-1px}nav button.active{background:#1ed760;color:#07150c}nav button:hover{background:#282828;color:#fff}.library-tabs{display:flex;gap:9px;margin-top:25px;overflow-x:auto;scrollbar-width:none}.library-tabs button{border:0;border-radius:999px;background:#282828;color:#fff;font-size:13px;padding:9px 17px;white-space:nowrap}.library-tabs button.active{background:#1ed760;color:#051909}.intro{margin-top:28px;margin-bottom:108px}h1{font-weight:750;letter-spacing:-1.1px}.intro h1,.intro p{text-shadow:0 2px 10px #000}.primary{border-radius:999px;background:#1ed760;color:#001b09;font-weight:700}.primary:hover{background:#3be477}.ghost{border-color:#555;color:#eee;border-radius:999px;background:#121212}.ghost:hover{background:#303030}.stats{background:#080808a8;border-color:#292929}.stat:last-child strong{color:#1ed760}.section h2{font-weight:700}.ocean-hint{top:238px;color:#b3b3b3}input,select,textarea{background:#222;border-color:#3b3b3b;border-radius:8px;color:#fff}.tools input{background:#242424;border-color:#3b3b3b}.tools select{border-radius:999px;background:#232323}input:focus,select:focus,textarea:focus{outline-color:#1ed760}input::placeholder{color:#aaa}tbody tr{background:#191919}tbody tr:hover{background:#292929}td{border-color:#2d2d2d;color:#c4c4c4}td:first-child{border-color:#2d2d2d}.word{font-weight:650;color:#fff;letter-spacing:-.6px}.tag,.tag.v{background:#27392c;color:#8febad}.status,.ipa{color:#b3b3b3}footer,.note{color:#a4a4a4}.mobile-review{background:#1ed760;color:#071b0d;border:0;font-weight:700;border-radius:999px}.mastered-row .word::after{color:#1ed760}.particle-ocean{height:100%;width:100%}dialog{background:#121212;border-color:#343434;isolation:isolate;border-radius:18px}dialog>.particle-ocean{position:absolute;inset:0;z-index:0}dialog>.modalhead,dialog>.body{position:relative;z-index:1}.modalhead{background:#121212e8;border-color:#303030;flex-shrink:0}.detailtitle{color:#fff;font-weight:700}.detailsection{border-color:#ffffff18;background:#12121290}.detailsection h3{color:#1ed760;font-weight:600}.detailsection p{color:#eee}.detailsection .en{color:#fff}.detailsection .translation{color:#b3b3b3!important}#speak{background:#1ed760;color:#001b09;border:0;width:42px;height:42px}label input,label textarea{background:#242424;color:#fff}.toast{background:#202d23;border-color:#1ed760;color:#fff}::selection{background:#1b7238;color:#fff}
@media(max-width:800px){main{padding:20px 16px 35px}.library-tabs{margin-top:20px;gap:8px}.library-tabs button{padding:8px 16px;font-size:12px}.intro{margin-top:25px;margin-bottom:102px}h1{font-size:27px}.intro>.primary{border-radius:999px;padding:11px 16px}.ocean-hint{top:239px;right:17px}.stats{margin-bottom:18px}.section .ghost{border-radius:999px}.tools{gap:9px}tbody{gap:12px}tbody tr{display:block;padding:18px;border:0;border-radius:12px;background:#1a1a1a}tbody tr:nth-child(3n+2){background:#1a1a1a}tbody tr:nth-child(3n){background:#1a1a1a}td:first-child,td:last-child{border:0;border-radius:0}td:nth-child(3){color:#bbb;margin-top:11px}.word{font-size:25px}.ipa{font-size:12px}.detailtitle{font-size:42px}.detailsection{padding:21px 0}.detailsection p{font-size:14px}.body>div[style]{position:relative}.modalhead{padding:12px 18px}dialog>.body{background:transparent}.mobile-review{padding:13px}footer{color:#999}}

/* All word cards share the same neutral grey, irrespective of index or state. */
tbody tr,tbody tr:nth-child(n){background:#1a1a1a}tbody tr:hover,tbody tr:nth-child(n):hover{background:#262626}

/* Compact English labels and paired accent controls; the visual theme is retained. */
.pronunciation-controls{display:inline-flex;gap:8px;vertical-align:middle;margin-left:8px}.pronunciation-controls .pronunciation-button{display:inline-flex;align-items:center;justify-content:center;gap:6px;width:auto;height:38px;border:0;border-radius:999px;padding:8px 12px;background:#1ed760;color:#001b09;font-size:12px;font-weight:700}.pronunciation-button svg{width:17px;height:17px}.pronunciation-button[aria-busy=true]{animation:pulse 1s infinite}
@media(max-width:800px){.intro{gap:12px}.intro h1{font-size:27px}.intro p{max-width:230px;font-size:11px}.stat{gap:5px}.stat span{font-size:10px}.library-tabs button{padding:8px 15px}.body>div[style]{flex-wrap:wrap}.body>div[style] .primary,.body>div[style] .ghost{font-size:12px}.pronunciation-controls{display:flex;margin:13px 0 0}.detailsection h3{font-size:12px}}
.pronunciation-controls #speak{width:auto;height:38px;padding:8px 12px;border-radius:999px}.pronunciation-controls #speak svg{width:17px;height:17px;flex-shrink:0}
/* Playlist-style ordering, enabled explicitly so normal cards remain unchanged. */
.section>div{flex-wrap:wrap;justify-content:flex-end}#reorder[aria-pressed=true]{background:#1ed760;color:#001b09;border-color:#1ed760}.reorder-status{color:#b3b3b3;font-size:12px;margin:6px 0 0}.reorder-status[hidden]{display:none}.reorder-cell{width:54px;padding-left:0;padding-right:10px!important}.reorder-handle{display:flex;align-items:center;justify-content:center;width:44px;height:44px;border:0;border-radius:8px;color:#b3b3b3;background:transparent;cursor:grab;touch-action:none;user-select:none;-webkit-user-select:none}.reorder-handle svg{width:22px;height:22px}.reorder-handle:hover{background:#ffffff0a;color:#fff}.reordering #rows tr{cursor:default}.reorder-placeholder{opacity:.25}.word-dragging{user-select:none;-webkit-user-select:none}.reorder-ghost{position:fixed;z-index:20;pointer-events:none;background:#282828;border:1px solid #1ed76088;box-shadow:0 12px 28px #0006;border-radius:12px;padding:14px 18px;display:flex;flex-direction:column;gap:5px}.reorder-ghost strong{font-size:22px;color:#fff}.reorder-ghost span{font-size:12px;color:#bbb}.word-dragging .reorder-handle{cursor:grabbing}
@media(max-width:800px){.section{gap:8px}.section h2{white-space:nowrap}.section>div{gap:5px}.section .ghost{padding:7px 8px;font-size:10px}.reordering #rows>tr{position:relative;padding-right:62px}.reordering .reorder-cell{position:absolute;right:8px;top:50%;transform:translateY(-50%);padding:0!important;width:44px;margin:0}.reorder-status{font-size:11px}.reorder-ghost{padding:14px 16px}}

/* Keep the page stationary for the whole gesture, including DOM swaps on iOS. */
html.reorder-scroll-locked{overflow:hidden;overscroll-behavior:none;overflow-anchor:none;scroll-behavior:auto!important}
body.reorder-scroll-locked{position:fixed;top:var(--reorder-scroll-top);left:0;right:0;width:100%;overflow:hidden;overscroll-behavior:none;overflow-anchor:none}
.word-dragging #rows{overflow-anchor:none}.word-dragging .reorder-ghost{border-color:#1ed760;box-shadow:0 12px 28px #0006,0 0 0 1px #1ed76033}