:root{
    --bg:#0b1020;
    --panel:#151d33;
    --line:rgba(255,255,255,.10);
    --text:#e8eefc;
    --dim:#8fa0c4;
    --gold:#ffd34a;
    --cyan:#5fd7ff;
    --green:#4ade80;
    --red:#ff6b6b;
}
*{ -webkit-tap-highlight-color: transparent; }
html,body{ height:100%; margin:0; }
body{
    background: radial-gradient(1200px 600px at 50% -10%, #1a2647 0%, #0b1020 60%);
    color: var(--text);
    font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    height: 100vh;
    height: 100dvh;
}

/* ---------------- 头部 ---------------- */
.gbar{
    position: relative;
    flex: 0 0 auto;
    display: flex; align-items: center; gap: 10px;
    height: 56px; padding: 0 12px;
    background: linear-gradient(180deg, #1a2440 0%, #111829 100%);
    border-bottom: 1px solid var(--line);
    box-shadow: 0 6px 22px rgba(0,0,0,.35);
    z-index: 30;
    overflow-x: auto; overflow-y: hidden;
    scrollbar-width: thin;
}
.gbar::-webkit-scrollbar{ height: 4px; }
.gbar::-webkit-scrollbar-thumb{ background: rgba(255,255,255,.18); border-radius: 4px; }

.gback{
    flex: 0 0 auto; width: 34px; height: 34px;
    display: flex; align-items: center; justify-content: center;
    border-radius: 10px; color: var(--text);
    background: rgba(255,255,255,.06);
    border: 1px solid var(--line);
    text-decoration: none; transition: .18s;
}
.gback:hover, .gback:focus{ background: rgba(95,215,255,.16); color:#fff; text-decoration:none; border-color: rgba(95,215,255,.45); }

.gtitle{ flex: 0 0 auto; min-width: 0; margin-right: 4px; }
.gtitle h1{
    font-size: 16px; font-weight: 800; margin: 0; line-height: 1.15;
    letter-spacing: .5px; white-space: nowrap;
    background: linear-gradient(90deg,#fff,#9fd7ff);
    -webkit-background-clip: text; background-clip: text; color: transparent;
}
.gtitle p{
    font-size: 11px; color: var(--dim); margin: 1px 0 0; white-space: nowrap;
    max-width: 320px; overflow: hidden; text-overflow: ellipsis;
}

.gstats{
    flex: 1 1 auto;
    display: flex; align-items: center; gap: 6px;
    list-style: none; margin: 0; padding: 0; min-width: 0;
}
.gstats li{
    flex: 0 0 auto;
    display: inline-flex; align-items: center; gap: 5px;
    padding: 5px 10px; border-radius: 999px;
    background: rgba(255,255,255,.05);
    border: 1px solid var(--line);
    font-size: 12px; line-height: 1; white-space: nowrap;
    transition: .2s;
}
.gstats li .glyphicon{ font-size: 11px; opacity: .85; }
.gstats li b{ font-size: 14px; font-weight: 800; font-variant-numeric: tabular-nums; }
.gstats li i{ font-style: normal; color: var(--dim); font-size: 10px; }
.gstats li.s-wpm .glyphicon{ color: var(--cyan); }
.gstats li.s-acc .glyphicon{ color: var(--green); }
.gstats li.s-score .glyphicon{ color: var(--gold); }
.gstats li.s-gap .glyphicon{ color: #ff9a7a; }
.gstats li.s-time .glyphicon{ color: #b9a4ff; }
.gstats li.is-danger{ background: rgba(255,107,107,.18); border-color: rgba(255,107,107,.5); }
.gstats li.is-danger b{ color: #ffb3b3; }

.gtools{ flex: 0 0 auto; display: flex; align-items: center; gap: 5px; }
.gtool{
    width: 34px; height: 34px;
    display: inline-flex; align-items: center; justify-content: center;
    border-radius: 10px; color: var(--text);
    background: rgba(255,255,255,.06);
    border: 1px solid var(--line);
    cursor: pointer; outline: none; transition: .18s; font-size: 13px;
}
.gtool:hover{ background: rgba(95,215,255,.16); border-color: rgba(95,215,255,.45); }
.gtool:active{ transform: scale(.94); }
.gtool.is-off{ opacity: .42; }
.gtool:focus-visible{ box-shadow: 0 0 0 3px rgba(95,215,255,.35); }

.gprog{
    position: absolute; left: 0; right: 0; bottom: 0; height: 2px;
    background: rgba(255,255,255,.07);
}
.gprog i{
    display: block; height: 100%; width: 0%;
    background: linear-gradient(90deg, #5fd7ff, #ffd34a);
    transition: width .18s linear;
    box-shadow: 0 0 10px rgba(95,215,255,.7);
}

/* ---------------- 舞台 ---------------- */
.stage-wrap{
    flex: 1 1 auto; min-height: 0; position: relative;
    display: flex; align-items: center; justify-content: center;
    padding: 8px;
}
#gameCanvas{
    display: block; border-radius: 14px;
    box-shadow: 0 18px 50px rgba(0,0,0,.55), 0 0 0 1px rgba(255,255,255,.08);
    background: #0e1526; touch-action: manipulation;
}

/* ---------------- 遮罩 ---------------- */
.ovl{
    position: fixed; inset: 0; z-index: 1080;
    display: none; align-items: center; justify-content: center;
    padding: 16px;
    background: rgba(6,10,20,.74);
    -webkit-backdrop-filter: blur(9px); backdrop-filter: blur(9px);
    animation: ovlIn .18s ease-out;
}
.ovl.on{ display: flex; }
@keyframes ovlIn{ from{ opacity:0 } to{ opacity:1 } }

.ovl-card{
    position: relative; width: 100%; max-width: 560px;
    max-height: calc(100vh - 32px); max-height: calc(100dvh - 32px);
    overflow-y: auto;
    background: linear-gradient(180deg, #1c2743 0%, #131b2e 100%);
    border: 1px solid rgba(255,255,255,.13);
    border-radius: 18px; padding: 22px 24px 20px; color: var(--text);
    box-shadow: 0 28px 70px rgba(0,0,0,.65), inset 0 1px 0 rgba(255,255,255,.08);
    animation: cardPop .26s cubic-bezier(.2,.9,.3,1.35);
}
@keyframes cardPop{ from{ transform: scale(.92) translateY(8px); opacity:0 } to{ transform: scale(1) translateY(0); opacity:1 } }

.ovl-card::-webkit-scrollbar{ width: 6px; }
.ovl-card::-webkit-scrollbar-thumb{ background: rgba(255,255,255,.18); border-radius: 6px; }

.ovl-card h2{
    margin: 0 0 4px; font-size: 22px; font-weight: 800;
    background: linear-gradient(90deg,#ffd34a,#ff9a7a);
    -webkit-background-clip: text; background-clip: text; color: transparent;
}
.ovl-card h3{ font-size: 14px; font-weight: 700; margin: 18px 0 8px; color: #bcd3ff; }
.ovl-card p{ font-size: 13px; line-height: 1.75; color: #c3d0e8; margin: 6px 0; }
.ovl-card ul{ padding-left: 18px; margin: 6px 0; }
.ovl-card li{ font-size: 13px; line-height: 1.8; color: #c3d0e8; }
.ovl-card .kbd{
    display: inline-block; padding: 1px 7px; margin: 0 2px;
    border-radius: 6px; background: rgba(255,255,255,.10);
    border: 1px solid rgba(255,255,255,.18);
    font-family: ui-monospace, Menlo, Consolas, monospace;
    font-size: 12px; color: #fff;
}
.ovl-x{
    position: absolute; top: 12px; right: 12px;
    width: 30px; height: 30px; border-radius: 9px;
    border: 1px solid var(--line); background: rgba(255,255,255,.06);
    color: var(--text); cursor: pointer; font-size: 16px; line-height: 1; transition: .18s;
}
.ovl-x:hover{ background: rgba(255,107,107,.22); border-color: rgba(255,107,107,.5); }

.ovl-actions{ display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.btn-g{
    flex: 1 1 auto; min-width: 120px;
    padding: 10px 16px; border-radius: 11px;
    border: 1px solid rgba(255,255,255,.14);
    background: rgba(255,255,255,.06);
    color: var(--text); font-size: 13px; font-weight: 700;
    cursor: pointer; outline: none; transition: .18s;
    display: inline-flex; align-items: center; justify-content: center; gap: 6px;
    text-decoration: none;
}
.btn-g:hover{ background: rgba(255,255,255,.12); text-decoration: none; color: var(--text); }
.btn-g:active{ transform: scale(.97); }
.btn-g.gold{
    background: linear-gradient(180deg,#ffd968,#f0a72c);
    border-color: #ffd968; color: #3a2600;
    box-shadow: 0 8px 22px rgba(240,167,44,.35);
}
.btn-g.gold:hover{ filter: brightness(1.07); color: #3a2600; }
.btn-g.cyan{
    background: linear-gradient(180deg,#6fdcff,#2f9fe0);
    border-color: #6fdcff; color: #04263a;
    box-shadow: 0 8px 22px rgba(47,159,224,.32);
}
.btn-g.cyan:hover{ color: #04263a; }

/* ---------------- 结算面板 ---------------- */
#endCard{ text-align: center; }
#endCard h2{ text-align: center; font-size: 26px; margin: 4px 0 6px; }
#endCard .gp-score{ text-align: center; }
#endCard .gp-lines{ text-align: left; }

.end-win #ovlEndTitle{
    background: linear-gradient(90deg,#ffe27a,#ffb347);
    -webkit-background-clip: text; background-clip: text; color: transparent;
    animation: endWinTitle .65s cubic-bezier(.2,.9,.3,1.3) both;
    filter: drop-shadow(0 0 14px rgba(255,211,74,.45));
}
@keyframes endWinTitle{
    0%{ transform: scale(.5); opacity: 0; }
    55%{ transform: scale(1.16); opacity: 1; }
    78%{ transform: scale(.97); }
    100%{ transform: scale(1); }
}
.end-lose #ovlEndTitle{
    background: linear-gradient(90deg,#ff9a8a,#ff6b6b);
    -webkit-background-clip: text; background-clip: text; color: transparent;
    animation: endLoseTitle .55s ease-in-out both;
}
@keyframes endLoseTitle{
    0%,100%{ transform: translateX(0); }
    15%,55%{ transform: translateX(-7px); }
    35%,75%{ transform: translateX(7px); }
}

@keyframes scorePop{
    0%{ transform: scale(.3) rotate(-10deg); opacity: 0; }
    60%{ transform: scale(1.15) rotate(3deg); opacity: 1; }
    100%{ transform: scale(1) rotate(0); opacity: 1; }
}
#endScore.animate{ animation: scorePop .8s cubic-bezier(.2,.9,.3,1.4) both; }

.gp-score{
    font-size: 52px; font-weight: 900; line-height: 1.05;
    font-variant-numeric: tabular-nums;
    background: linear-gradient(180deg,#fff,#ffd34a);
    -webkit-background-clip: text; background-clip: text; color: transparent;
    margin: 8px 0 2px;
}
.end-lose .gp-score{
    background: linear-gradient(180deg,#fff,#ff9a8a);
    -webkit-background-clip: text; background-clip: text;
}
.gp-score small{ font-size: 13px; font-weight: 600; color: var(--dim); margin-left: 6px; -webkit-text-fill-color: var(--dim); }

.gp-stats{ display: flex; gap: 8px; margin: 16px 0 8px; }
.gp-stats > div{
    flex: 1; text-align: center; padding: 12px 6px 10px; border-radius: 12px;
    background: rgba(255,255,255,.05); border: 1px solid var(--line);
    position: relative;
}
.gp-stats > div .glyphicon{ display: block; font-size: 16px; margin-bottom: 4px; opacity: .9; }
.gp-stats > div:nth-child(1) .glyphicon{ color: var(--cyan); }
.gp-stats > div:nth-child(2) .glyphicon{ color: var(--green); }
.gp-stats > div:nth-child(3) .glyphicon{ color: #b9a4ff; }
.gp-stats b{ display: block; font-size: 20px; font-weight: 800; font-variant-numeric: tabular-nums; }
.gp-stats span{ display: block; font-size: 11px; color: var(--dim); margin-top: 2px; }

.gp-lines{ margin-top: 8px; border-top: 1px solid var(--line); }
.gp-lines > div{
    display: flex; justify-content: space-between; gap: 12px;
    padding: 7px 0; border-bottom: 1px solid rgba(255,255,255,.06);
    font-size: 12.5px;
}
.gp-lines > div span{ color: var(--dim); flex: 0 0 auto; }
.gp-lines > div b{ text-align: right; font-weight: 700; }
.gp-hint{ margin-top: 12px; font-size: 12px; color: var(--dim); text-align: center; }
.gp-hint .kbd{ font-size: 11px; }

/* ---------------- 设置面板 ---------------- */
.set-row{ margin: 14px 0; }
.set-row > label{
    display: block; font-size: 12px; font-weight: 700; color: #bcd3ff;
    margin-bottom: 7px; letter-spacing: .3px;
}
.seg{ display: flex; flex-wrap: wrap; gap: 7px; }
.seg button{
    flex: 1 1 auto; min-width: 92px;
    padding: 9px 10px; border-radius: 10px;
    border: 1px solid rgba(255,255,255,.14);
    background: rgba(255,255,255,.05);
    color: #c3d0e8; font-size: 12.5px; font-weight: 600;
    cursor: pointer; transition: .16s; outline: none;
}
.seg button:hover{ background: rgba(95,215,255,.14); }
.seg button.on{
    background: linear-gradient(180deg, rgba(95,215,255,.30), rgba(47,159,224,.22));
    border-color: rgba(95,215,255,.75);
    color: #eaf7ff;
    box-shadow: 0 0 0 2px rgba(95,215,255,.16);
}
.seg button small{ display: block; font-size: 10.5px; opacity: .7; font-weight: 500; margin-top: 2px; }
.seg button .emoji{ font-size: 15px; margin-right: 3px; }

.tip-strip{
    display: flex; align-items: center; gap: 10px;
    padding: 10px 14px; margin-top: 14px; border-radius: 12px;
    background: rgba(95,215,255,.10);
    border: 1px solid rgba(95,215,255,.28);
    font-size: 12.5px; color: #bfe6ff;
}
.tip-strip .glyphicon{ color: var(--cyan); }

@media (max-width: 860px){
    .gtitle p{ display: none; }
    .gstats li i{ display: none; }
    .gstats li{ padding: 5px 8px; }
}
@media (max-width: 620px){
    .gtitle h1{ font-size: 14px; }
    .gstats li:nth-child(n+5){ display: none; }
}