/* 首页：最上面是三张幻灯片（hero.css），下面是今天的安排、今日复习、总进度和星图。练一站，宫殿亮一盏灯。 */
body.pf-home,body.pf-acct{margin:0;color:var(--pf-ink);font:15px/1.7 var(--pf-sans);-webkit-text-size-adjust:100%}
*,*::before,*::after{box-sizing:border-box}
h1,h2,h3,p{margin:0}
#home{--pad:clamp(18px,4.500vw,56px);max-width:1240px;margin:0 auto;padding:0 var(--pad) 60px;display:grid;gap:clamp(24px,3.600vw,40px);grid-template-columns:minmax(0,1fr)}
.btn{position:relative;overflow:hidden;display:inline-flex;align-items:center;justify-content:center;min-height:52px;padding:0 30px;border:0;border-radius:999px;background:linear-gradient(180deg,color-mix(in oklab,var(--pf-gold) 86%,#fff),var(--pf-gold) 55%,var(--pf-gold-deep));color:var(--pf-on);font:700 16px var(--pf-sans);letter-spacing:.08em;text-decoration:none;cursor:pointer;box-shadow:0 0 0 1px color-mix(in oklab,var(--pf-gold) 60%,#fff) inset,0 10px 30px -8px var(--pf-gold)}
.btn::after{content:"";position:absolute;top:-30%;bottom:-30%;left:-40%;width:30%;background:linear-gradient(100deg,transparent,rgba(255,255,255,.62),transparent);transform:skewX(-18deg)}
.btn.ghost{background:color-mix(in oklab,var(--pf-solid) 46%,transparent);color:var(--pf-ink);font-weight:500;box-shadow:inset 0 0 0 1px var(--pf-hair);}
.btn.ghost::after{display:none}
.btn:hover{filter:brightness(1.06);transform:translateY(-1px)}
.btn:focus-visible,.link:focus-visible,.stop a:focus-visible,.due a:focus-visible,input:focus-visible{outline:2px solid var(--pf-em);outline-offset:2px}
.btn[disabled]{opacity:.6;cursor:default}
.row{display:flex;flex-wrap:wrap;gap:12px}

/* —— 首屏右上角的昼夜开关、左上角的标志（手机上才露出来） —— */
#rest{display:grid;gap:clamp(24px,3.600vw,40px);min-width:0}
.hero-mode{position:absolute;z-index:3;top:clamp(16px,3vh,28px);right:var(--pad);display:none}
.hero-brand{position:absolute;z-index:3;top:3px;left:calc(var(--pad) - 12px);display:none;align-items:center;color:inherit;text-decoration:none}
.hero-brand img{width:84px;height:84px}
.hero-brand .pf-word{width:98px;height:54px}
.date{font-size:12.500px;letter-spacing:.2em;color:color-mix(in oklab,var(--pf-ink) 76%,transparent)}
/* —— 今天的安排：首屏下面的第一张卡 —— */
.today{position:relative;overflow:hidden;padding:clamp(22px,3vw,34px) clamp(22px,3.400vw,40px);border-radius:24px;background:var(--pf-card);border:1px solid var(--pf-hair);box-shadow:var(--shadow);scroll-margin-top:16px}
.today::after{content:"";position:absolute;right:-70px;top:-70px;width:260px;height:260px;border-radius:50%;background:radial-gradient(closest-side,color-mix(in oklab,var(--pf-gold) 22%,transparent),transparent);pointer-events:none}
.today h2{margin:8px 0 6px;font:700 clamp(26px,3.400vw,40px)/1.2 var(--pf-serif);letter-spacing:.05em}
.today h2 em{font-style:normal;color:var(--pf-em)}
.sub{max-width:34em;letter-spacing:.02em;color:color-mix(in oklab,var(--pf-ink) 82%,transparent)}
.today .row{margin-top:18px}
.lamps{margin-top:16px;font-size:13px;letter-spacing:.06em;color:color-mix(in oklab,var(--pf-ink) 82%,transparent)}
.lamps b{font:700 22px var(--pf-serif);color:var(--pf-em)}
.lamps span{margin-left:12px;color:color-mix(in oklab,var(--pf-ink) 62%,transparent)}
.guest{margin-top:-8px;font-size:13px;color:var(--pf-muted);text-align:center}
.guest a{color:var(--pf-ink);text-underline-offset:3px}
@media (max-width:959px){.hero-mode{display:block}.hero-brand{display:flex}.hero-mode .pf-mode span{display:none}}

/* —— 连续天数：七颗小星 —— */
.streak{display:flex;align-items:center;gap:12px;margin-top:8px;font-size:12.500px;letter-spacing:.08em;color:color-mix(in oklab,var(--pf-ink) 76%,transparent)}
.streak b{color:var(--pf-em);font-weight:600}
.streak span{display:inline-flex;gap:6px}
.streak i{width:7px;height:7px;border-radius:50%;background:color-mix(in oklab,var(--pf-ink) 24%,transparent)}
.streak i.on{background:var(--pf-gold);box-shadow:0 0 8px var(--pf-gold)}
.streak i.now{outline:1px solid var(--pf-gold);outline-offset:2px}

/* —— 今日复习和总进度 —— */
.rail{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr));min-width:0}
.due,.tally,.card{position:relative;background:var(--pf-card);border:1px solid var(--pf-hair);border-radius:20px;padding:20px 22px;box-shadow:var(--shadow)}
.rail h2{font:600 12.500px/1.6 var(--pf-sans);letter-spacing:.2em;color:var(--pf-muted);margin-bottom:10px}
.due ul,.tally ul{list-style:none;margin:0;padding:0}
.due a{display:flex;align-items:center;gap:12px;min-height:46px;color:inherit;text-decoration:none;border-top:1px solid var(--pf-hair);font-size:15.500px}
.due li:first-child a{border-top:0}
.due i{width:8px;height:8px;border-radius:50%;background:var(--c);box-shadow:0 0 9px var(--c)}
.due b{margin-left:auto;color:var(--pf-em);font-weight:600}
.nums{display:flex;gap:30px;margin-bottom:14px}
.nums b{display:block;font:700 42px/1.05 var(--pf-serif);font-variant-numeric:lining-nums}
.nums span,.note{font-size:12px;letter-spacing:.04em;color:var(--pf-muted)}
.tally li{display:grid;grid-template-columns:5em minmax(0,1fr) 2.800em;align-items:center;gap:10px;min-height:27px;font-size:13px}
.tally li i{display:block;height:3px;border-radius:2px;background:var(--pf-hair);overflow:visible}
.tally li u{display:block;height:100%;border-radius:2px;background:var(--c);box-shadow:0 0 9px var(--c)}
.tally li b{text-align:right;font-weight:600;color:var(--pf-muted)}
.note{margin-top:10px}

/* —— 星图 —— */
.map{min-width:0;padding:clamp(18px,3vw,30px);border-radius:24px;background:var(--pf-card);border:1px solid var(--pf-hair);box-shadow:var(--shadow)}
.map>h2{font:700 clamp(21px,3vw,28px) var(--pf-serif);letter-spacing:.1em}
.legend{display:flex;flex-wrap:wrap;gap:4px 18px;margin:6px 0 2px;font-size:12px;letter-spacing:.04em;color:var(--pf-muted)}
.k{display:inline-flex;align-items:center;gap:7px}
.k i{width:10px;height:10px;border-radius:50%;border:1.500px solid var(--pf-muted)}
.k-go i{background:conic-gradient(var(--pf-muted) 50%,transparent 0)}
.k-solid i{border:0;width:13px;height:13px;border-radius:0;background:var(--pf-em);clip-path:polygon(50% 0,62% 38%,100% 50%,62% 62%,50% 100%,38% 62%,0 50%,38% 38%)}
.line{--dot:20px;--base:30px;position:relative;padding-top:20px;margin-top:18px;border-top:1px solid var(--pf-hair)}
.line>header{display:flex;flex-wrap:wrap;align-items:baseline;gap:2px 12px;margin-bottom:6px}
.line h3{font:700 18px var(--pf-serif);letter-spacing:.14em;color:var(--c)}
.line header p{font-size:12.500px;color:var(--pf-muted)}
.stops{position:relative;list-style:none;margin:0;padding:0 0 14px;display:flex}
.lane{position:absolute;left:0;top:0;width:100%;height:70px;overflow:visible;pointer-events:none}
.lane polyline{fill:none;stroke:var(--c);stroke-width:1.600;vector-effect:non-scaling-stroke;opacity:.4}
.lane .flow{stroke-dasharray:3 16;stroke-width:3;stroke-linecap:round;opacity:1;filter:drop-shadow(0 0 4px var(--c))}
.stop{position:relative;flex:1 1 0;min-width:0;transform:translateY(calc(var(--y,0)*1px))}
.stop>a,.stop>span{position:relative;z-index:1;display:grid;justify-items:center;gap:2px;padding:calc(var(--base) - var(--dot)/2) 3px 8px;color:inherit;text-decoration:none;text-align:center;border-radius:12px}
.dot-wrap{display:block}
.dot{position:relative;display:block;width:var(--dot);height:var(--dot);margin-bottom:8px;border-radius:50%;border:2px solid var(--c);background:var(--pf-solid)}
.k-go .dot{background:conic-gradient(var(--c) var(--p,0%),var(--pf-solid) 0);box-shadow:0 0 14px color-mix(in oklab,var(--c) 60%,transparent)}
.k-solid .dot{border:0;border-radius:0;--dot:36px;margin:-8px 0 0;background:var(--c);clip-path:polygon(50% 0,62% 38%,100% 50%,62% 62%,50% 100%,38% 62%,0 50%,38% 38%)}
.k-solid .dot-wrap{filter:drop-shadow(0 0 9px var(--c))}
.stop b{font-size:14.500px;font-weight:600;letter-spacing:.05em}
.stop small{font-size:11.500px;line-height:1.45;color:var(--pf-muted)}
.stop .desc{display:none}
.stop.has-due .state,.stop.is-next .state{color:var(--c);font-weight:600}
.stop.has-due .dot{box-shadow:0 0 0 3px var(--pf-solid),0 0 0 4.500px var(--c)}
.stop.is-next .dot{background:var(--c);box-shadow:0 0 22px 3px var(--c)}
.stop a:hover .dot{transform:scale(1.25)}
.line-tool{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px 20px}
.line-tool p{font-size:13px;color:var(--pf-muted)}
/* 星仔站在你该去的那一站 */
.stop.is-next{--grow:3}
.stop.is-next .dot{border:0;background:url(/shared/art/xz-badge.webp) center/contain no-repeat;box-shadow:none;transform:scale(var(--grow))}
.stop.is-next a:hover .dot{transform:scale(calc(var(--grow)*1.12))}
.stop.is-next .dot-wrap{filter:drop-shadow(0 0 5px var(--c))}

/* —— 为什么叫星鸦 —— */
.story{display:flex;align-items:center;gap:clamp(14px,3vw,30px);padding:4px clamp(6px,2vw,22px)}
.story img{flex:none;width:clamp(96px,16vw,150px);height:auto}
.story h2{font:700 clamp(19px,2.600vw,24px) var(--pf-serif);letter-spacing:.1em;margin-bottom:6px}
.story p{font-size:14.500px;color:color-mix(in oklab,var(--pf-ink) 84%,transparent)}
.story p+p{margin-top:4px}

/* —— 手机：路线竖过来，每站占一行，带上说明 —— */
@media (max-width:719px){
 .hero-mode{top:14px}
 .lamps span{display:none}
 .stops{flex-direction:column;padding-bottom:0}
 .lane{display:none}
 .stop{transform:none}
 .stop.is-next{--grow:2.4}
 .stop::after{content:"";position:absolute;top:calc(var(--dot)/2 + 14px);bottom:calc(-1*var(--dot)/2 - 14px);left:calc(var(--dot)/2 - .5px);width:1px;background:color-mix(in oklab,var(--c) 55%,transparent)}
 .stop:last-child::after{display:none}
 .stop>a,.stop>span{grid-template-columns:var(--dot) minmax(0,1fr) auto;justify-items:start;align-items:center;column-gap:16px;row-gap:0;min-height:66px;padding:12px 0;text-align:left}
 .stop .dot-wrap{grid-row:1/3}
 .stop .dot{margin:0}
 .k-solid .dot{margin:0 -8px}
 .stop b{grid-column:2}
 .stop .desc{display:block;grid-column:2}
 .stop .state{grid-column:3;grid-row:1/3;white-space:nowrap}
 .row .btn{flex:1 1 auto}
}
@media (prefers-reduced-motion:no-preference){
 .today{animation:rise .8s .1s both}
 .rail{animation:rise .8s .25s both}
 .map{animation:rise .8s .35s both}
 .dot{transition:transform .2s}
 .btn::after{animation:shine 4.5s 1.2s infinite}
 .stop.is-next .dot{animation:bob 2.2s ease-in-out infinite}
 .lane .flow{animation:flow 2.6s linear infinite}
 @keyframes rise{from{opacity:0;transform:translateY(14px)}}
 @keyframes shine{0%,70%{left:-40%}100%{left:130%}}
 @keyframes bob{50%{transform:scale(var(--grow)) translateY(-7%)}}
 @keyframes flow{to{stroke-dashoffset:-38}}
}

/* —— 我的 —— */
#acct{max-width:460px;margin:0 auto;padding:clamp(20px,6vh,64px) 18px 40px}
.peek{position:relative;z-index:0;display:block;width:122px;height:auto;margin:0 26px -30px auto}
#acct .card{z-index:1}
.card{padding:26px 24px}
.card h1{font:700 28px var(--pf-serif);letter-spacing:.08em;margin-bottom:6px}
.card form{display:grid;gap:14px;margin-top:18px}
.card label{display:grid;gap:6px;font-size:12.500px;letter-spacing:.06em;color:var(--pf-muted)}
.card input{width:100%;min-height:48px;padding:0 14px;border:1px solid var(--pf-hair);border-radius:12px;background:color-mix(in oklab,var(--pf-solid) 60%,transparent);color:var(--pf-ink);font:16px var(--pf-sans)}
.err{min-height:1.500em;color:var(--pf-bad);font-size:13.500px}
.swap{margin-top:14px;font-size:13px;color:var(--pf-muted)}
.link{border:0;background:none;color:var(--pf-em);font:600 13px var(--pf-sans);cursor:pointer;padding:6px}
.card .row{margin-top:18px}
.modebox{margin-top:16px;display:grid;gap:8px;justify-items:start}
.modebox h2{font:600 12.500px var(--pf-sans);letter-spacing:.14em;color:var(--pf-muted)}