/* site.css — 阿硕个人站（原生静态，手机优先） */
@import "tokens.css";

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--paper);color:var(--ink);
  font-family:var(--sans);font-size:var(--body-min);line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
/* 淡格网底（印刷感）——用 background 而非 overflow 裁切，不遮横向溢出问题 */
body::before{
  content:"";position:fixed;inset:0;z-index:-2;pointer-events:none;
  background-image:
    linear-gradient(var(--line) 1px,transparent 1px),
    linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:44px 44px;opacity:.12;
}
body::after{
  content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;
  background:radial-gradient(55% 45% at 72% 6%,var(--glow),transparent 70%);
}
img,svg{max-width:100%}

/* ---------- 页眉 / 页脚 ---------- */
.site-header{
  display:flex;justify-content:space-between;align-items:center;gap:12px;
  padding:18px clamp(16px,4vw,48px);
}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;letter-spacing:.12em;text-decoration:none;color:var(--ink)}
.brand .dot{width:10px;height:10px;border-radius:50%;background:var(--seal);box-shadow:0 0 0 3px rgba(181,68,47,.18)}
.site-header nav{display:flex;gap:18px}
.site-header nav a{color:var(--ink-soft);text-decoration:none;font-size:14px;border-bottom:1.5px solid transparent;padding-bottom:2px}
.site-header nav a:hover{color:var(--ink);border-color:var(--brass)}
.site-footer{
  padding:26px clamp(16px,4vw,48px) 40px;
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:12.5px;color:var(--ink-soft);border-top:1.5px solid var(--line);
}

.col{max-width:1080px;margin:0 auto;padding:0 clamp(16px,4vw,48px)}

/* ---------- 开场 ---------- */
.hero{display:grid;grid-template-columns:1fr;gap:clamp(20px,4vw,56px);align-items:center;
  padding:clamp(20px,5vh,56px) 0 clamp(36px,7vh,80px)}
.kicker{display:inline-flex;align-items:center;gap:8px;font-size:13px;letter-spacing:.3em;
  color:var(--brass-deep);margin-bottom:14px;text-transform:uppercase}
.kicker::before{content:"";width:26px;height:2px;background:var(--brass)}
h1{font-family:var(--serif);font-weight:900;font-size:clamp(56px,9vw,108px);
  line-height:1.05;letter-spacing:.02em;position:relative;display:inline-block}
.seal-mark{position:absolute;top:-6px;right:-54px;width:44px;height:44px;background:var(--seal);
  color:#fff;font-family:var(--serif);font-size:17px;font-weight:700;display:grid;place-items:center;
  line-height:1.1;text-align:center;border-radius:6px;transform:rotate(8deg);
  box-shadow:2px 2px 0 rgba(38,34,26,.35)}
.tagline{font-family:var(--serif);font-size:clamp(19px,2.4vw,26px);margin-top:22px;font-weight:600}
.draft-badge{display:inline-block;margin-top:12px;font-size:12.5px;color:var(--ink-soft);
  border:1px dashed var(--ink-soft);border-radius:999px;padding:4px 12px;letter-spacing:.06em}
.hero-illo{align-self:center;max-width:460px;justify-self:end}
.hero-illo svg{width:100%;height:auto;display:block}
.hero-sub{margin-top:12px;font-size:15px;color:var(--ink-soft)}
.hero-actions{margin-top:26px;display:flex;gap:14px;flex-wrap:wrap}
.about-note{margin-top:26px;max-width:34em;color:var(--ink)}
.about-note h2{font-family:var(--serif);font-size:20px;margin-bottom:6px}
.about-note p{color:var(--ink-soft)}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;gap:10px;font-size:16px;font-weight:700;
  text-decoration:none;padding:12px 24px;min-height:var(--touch-min);border-radius:var(--radius-btn);
  cursor:pointer;border:2px solid var(--ink);transition:transform .15s ease,box-shadow .15s ease}
.btn-solid{background:var(--seal);border-color:var(--seal);color:#fff;box-shadow:4px 4px 0 rgba(38,34,26,.9)}
.btn-ghost{background:transparent;color:var(--ink)}
.btn:hover{transform:translate(-2px,-2px)}
.btn-solid:hover{box-shadow:8px 8px 0 rgba(38,34,26,.85)}
.btn-ghost:hover{box-shadow:4px 4px 0 rgba(38,34,26,.35)}
.btn:focus-visible{outline:3px solid var(--brass);outline-offset:3px}
.btn[aria-disabled="true"]{opacity:.55;cursor:not-allowed;transform:none;box-shadow:none}
.btn[aria-disabled="true"]:hover{transform:none;box-shadow:none}

/* ---------- 作品区 ---------- */
@media (min-width:821px){.hero{grid-template-columns:1.1fr .9fr}}
.works{padding:clamp(24px,5vh,56px) 0 clamp(48px,8vh,96px)}
.works-title{font-family:var(--serif);font-weight:900;font-size:clamp(28px,4vw,44px);margin-bottom:6px}
.works-sub{color:var(--ink-soft);font-size:14px;margin-bottom:clamp(18px,3vh,30px)}

/* 主打作品（宽幅特征卡） */
.work-feature{
  border:2.5px solid var(--ink);border-radius:var(--radius-card);
  background:linear-gradient(180deg,#fbf7ee,var(--paper-deep));
  box-shadow:var(--shadow);padding:clamp(22px,4vw,50px);margin-bottom:clamp(28px,5vh,48px);
}
.work-feature .work-head{display:flex;flex-wrap:wrap;gap:18px;justify-content:space-between;align-items:flex-end;margin-bottom:8px}
.work-no{font-size:13px;letter-spacing:.34em;color:var(--brass-deep);text-transform:uppercase}
.work-title{font-family:var(--serif);font-weight:900;font-size:clamp(32px,5.4vw,58px);line-height:1.12}
.work-desc{font-size:clamp(16px,1.8vw,19px);max-width:34em;margin-top:6px}
.status-chip{display:inline-block;font-size:12.5px;padding:3px 12px;border-radius:999px;
  border:1.5px solid var(--brass-deep);color:var(--brass-deep);margin-left:10px;vertical-align:middle;white-space:nowrap}
.status-chip.pending{border-style:dashed;border-color:var(--ink-soft);color:var(--ink-soft)}
.work-illo{margin:clamp(14px,2.5vw,30px) 0}
.work-illo svg{width:100%;height:auto;display:block}
.work-illo img{width:100%;height:auto;display:block;border-radius:12px}
.work-foot{margin-top:22px;padding-top:16px;border-top:1px solid var(--line);
  font-size:12.5px;color:var(--ink-soft);line-height:1.8}

/* 标准作品卡 */
/* 分类切换（oiloil.org 式浏览） */
.cat-tabs{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:clamp(18px,3vh,30px)}
.cat-tab{font-family:var(--serif);font-weight:700;font-size:16px;color:var(--ink);
  padding:10px 24px;min-height:var(--touch-min);
  border:2px solid var(--ink);border-radius:999px;background:#fff;cursor:pointer;
  box-shadow:0 3px 0 var(--ink);transition:transform .12s ease,background .12s ease}
.cat-tab:hover{transform:translateY(-2px)}
.cat-tab[aria-selected="true"]{background:var(--seal);border-color:var(--seal);color:#fff}
.cat-tab:focus-visible{outline:3px solid var(--brass);outline-offset:2px}
.cat-panel[hidden]{display:none}
@media (prefers-reduced-motion:no-preference){
  .cat-panel:not([hidden]){animation:panel-in .28s ease}
  @keyframes panel-in{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
}
.title-link{color:inherit;text-decoration:none}
.title-link:hover .work-title{text-decoration:underline;text-decoration-thickness:3px;text-decoration-color:var(--brass)}

.works-cat{margin:0 0 14px}
.works-cat-title{font-family:var(--serif);font-weight:900;font-size:clamp(22px,2.8vw,30px)}
.works-cat-title::after{content:"";display:block;width:34px;height:3px;background:var(--brass);margin-top:6px;border-radius:2px}
.works-cat-sub{font-size:13.5px;color:var(--ink-soft);margin-top:4px}
.works-group-stacked{display:grid;grid-template-columns:1fr;gap:clamp(20px,3vw,32px)}
.work-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:clamp(20px,3vw,32px)}
.work-card{
  border:2px solid var(--ink);border-radius:18px;background:#fbf7ee;
  box-shadow:var(--shadow-sm);padding:clamp(20px,3vw,32px);
  display:flex;flex-direction:column;gap:12px;
}
.work-card .work-title{font-size:clamp(24px,2.6vw,32px)}
.work-card .work-illo{margin:4px 0}
.card-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:auto}
.card-actions .btn{font-size:15px;padding:10px 20px}

/* 双流工作法：独立宽幅呈现 */
.work-method{border:2.5px solid var(--ink);border-radius:var(--radius-card);
  background:linear-gradient(180deg,#fbf7ee,var(--paper-deep));box-shadow:var(--shadow);
  padding:clamp(22px,4vw,50px);margin-bottom:clamp(28px,5vh,48px)}
.method-flow{display:grid;grid-template-columns:1fr;gap:14px;margin-top:18px}
@media (min-width:640px){.method-flow{grid-template-columns:1fr 1fr 1fr}}
.method-step{border:1.5px solid var(--line);border-radius:12px;padding:14px 16px;background:#fff}
.method-step b{font-family:var(--serif)}
.method-step p{font-size:13.5px;color:var(--ink-soft);margin-top:4px}

/* 亮点条 */
.work-hl{list-style:none;margin-top:12px;display:flex;flex-wrap:wrap;gap:8px}
.work-hl li{font-size:13.5px;color:var(--ink);background:#fff;border:1.5px solid var(--line);
  border-radius:999px;padding:5px 14px;display:inline-flex;align-items:center;gap:7px}
.work-hl li::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--brass);flex:none}

.work-card .work-hl{flex-direction:column;gap:6px}
.work-card .work-hl li{border-radius:10px}

/* ---------- 键位演示 ---------- */
.real-shot img{border:2px solid var(--ink);border-radius:14px;box-shadow:var(--shadow-sm)}
.illo-caption{font-size:12px;color:var(--ink-soft);margin-top:10px}
.melody-line{font-size:14px;color:var(--ink-soft);margin-bottom:10px}
.mel{font-family:var(--mono);font-weight:700;font-size:22px;color:var(--ink);display:inline-block;min-width:30px;text-align:center;transition:color .12s ease}
.mel .dot{font-style:normal;font-size:12px;vertical-align:super}
.mel-bar{color:var(--line);margin:0 6px}

.key-demo{margin-top:6px}
.key-demo-bar{display:flex;flex-wrap:wrap;gap:12px;align-items:stretch}
.keycap{font-family:var(--mono);font-weight:700;font-size:17px;min-width:52px;min-height:var(--touch-min);
  text-align:center;padding:10px 6px;border:2px solid var(--ink);border-radius:10px;background:#fff;
  box-shadow:0 3px 0 var(--ink);cursor:pointer;user-select:none;
  transition:transform .08s ease,box-shadow .08s ease,background .12s ease}
.keycap small{display:block;font-size:11px;color:var(--ink-soft);font-weight:500;margin-top:2px}
.keycap[aria-pressed="true"]{background:var(--brass);color:#fff;transform:translateY(3px);box-shadow:0 0 0 var(--ink)}
.keycap[aria-pressed="true"] small{color:rgba(255,255,255,.85)}
.keycap:focus-visible{outline:3px solid var(--brass);outline-offset:2px}
.now-digit{display:inline-flex;flex-direction:column;justify-content:center;align-items:center;
  border:2px solid var(--ink);border-radius:10px;background:#fff;min-width:96px;padding:8px 14px}
.now-digit .num{font-family:var(--mono);font-weight:900;font-size:26px;line-height:1.1}
.now-digit .lab{font-size:11px;color:var(--ink-soft)}
.key-demo-hint{font-size:12.5px;color:var(--ink-soft);width:100%;margin-top:8px}

/* ---------- 评审说明区 ---------- */
.review-notes{margin-top:clamp(30px,5vh,50px);border:1.5px dashed var(--ink-soft);border-radius:14px;
  padding:16px 20px;font-size:12.5px;color:var(--ink-soft);background:rgba(255,255,255,.5)}
.review-notes summary{cursor:pointer;font-weight:700;color:var(--ink)}
.review-notes ul{margin:10px 0 0 1.3em;line-height:1.9}

/* ---------- 详情页 ---------- */
.detail-page{max-width:840px;margin:0 auto;padding:0 clamp(16px,4vw,48px) 64px}
.back-link{display:inline-flex;align-items:center;gap:8px;margin:22px 0 30px;
  color:var(--ink-soft);text-decoration:none;font-size:14.5px;min-height:var(--touch-min)}
.back-link:hover{color:var(--ink)}
.detail-title{font-family:var(--serif);font-weight:900;font-size:clamp(34px,5vw,52px);line-height:1.15}
.detail-status{margin-top:10px}
.detail-illo{margin:26px 0;border:2px solid var(--ink);border-radius:16px;overflow:hidden;background:#fbf7ee}
.detail-illo img,.detail-illo svg{width:100%;height:auto;display:block}
.detail-body h2{font-family:var(--serif);font-size:22px;margin:26px 0 8px}
.detail-body p{margin:8px 0;max-width:38em}
.pending-note{display:inline-block;font-size:13px;color:var(--ink-soft);
  border:1px dashed var(--ink-soft);border-radius:999px;padding:4px 12px;margin-top:6px}

/* ---------- 动效（可整体降级） ---------- */
.eye-pupil{transition:transform .12s linear}
.tail{transform-origin:196px 358px;animation:wag 2.6s ease-in-out infinite}
@keyframes wag{0%,100%{transform:rotate(0)}50%{transform:rotate(-9deg)}}
.lamp{transform-origin:150px 0;animation:sway 6s ease-in-out infinite}
@keyframes sway{0%,100%{transform:rotate(0)}50%{transform:rotate(2.2deg)}}
.note{animation:float 4s ease-in-out infinite}
.note:nth-of-type(2){animation-delay:1.2s}
.note:nth-of-type(3){animation-delay:2.4s}
@keyframes float{0%,100%{transform:translateY(0);opacity:.9}50%{transform:translateY(-10px);opacity:.5}}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .tail,.lamp,.note{animation:none}
  .eye-pupil{transition:none}
  .btn,.keycap{transition:none}
}

/* ---------- 开场动效（默认关；静态版是验收基线） ---------- */
.motion-toggle{margin-top:14px;font-size:12.5px;color:var(--ink-soft);background:transparent;
  border:1px dashed var(--ink-soft);border-radius:999px;padding:6px 14px;cursor:pointer;min-height:32px}
.motion-toggle:hover{color:var(--ink)}
body.hero-motion-on .ink-char{
  display:inline-block;
  -webkit-text-stroke:2px var(--ink);
  animation:ink-fill 1.1s both;
}
@keyframes ink-fill{
  0%{opacity:0}
  25%{opacity:1;color:transparent}
  65%{color:rgba(38,34,26,.35)}
  100%{color:var(--ink);-webkit-text-stroke-color:transparent}
}
body.hero-motion-on .seal-mark{animation:stamp .55s .95s both}
@keyframes stamp{
  0%{transform:rotate(8deg) scale(2.1);opacity:0}
  70%{transform:rotate(8deg) scale(.94);opacity:1}
  100%{transform:rotate(8deg) scale(1);opacity:1}
}
@media (prefers-reduced-motion:reduce){
  .ink-char,.seal-mark{animation:none!important;color:var(--ink)!important;-webkit-text-stroke:0!important}
}

/* ---------- 移动端 ---------- */
@media (max-width:820px){
  .seal-mark{right:-40px;width:38px;height:38px;font-size:14px}
  .hero-illo{max-width:300px;margin:0 auto}
  .hero{gap:22px;padding-bottom:34px}
  .work-feature,.work-method{border-radius:18px;box-shadow:var(--shadow-sm)}
  .keycap{min-width:46px;font-size:15px}
}

/* ---------- 关于节 ---------- */
.about{padding:0 0 clamp(48px,8vh,96px)}
.about-title{font-family:var(--serif);font-weight:900;font-size:clamp(22px,2.8vw,30px);margin-bottom:10px}
.about-text{max-width:40em;color:var(--ink);font-size:16px}

/* ---------- 制作记录 ---------- */
.record-list{display:grid;grid-template-columns:1fr;gap:18px}
@media (min-width:821px){.record-list{grid-template-columns:1fr 1fr}}
.record-card{display:block;border:2px solid var(--ink);border-radius:16px;background:#fbf7ee;
  padding:22px 24px;text-decoration:none;color:var(--ink);box-shadow:4px 4px 0 rgba(38,34,26,.35);
  transition:transform .12s ease}
.record-card:hover{transform:translate(-2px,-2px)}
.record-title{font-family:var(--serif);font-weight:900;font-size:20px;margin-bottom:8px}
.record-summary{font-size:14.5px;color:var(--ink-soft);margin-bottom:12px}
.record-meta{font-size:12.5px;color:var(--ink-soft);display:flex;align-items:center;gap:10px;margin:0}
.record-links{display:flex;gap:12px;flex-wrap:wrap;margin:18px 0 8px}
.record-body{max-width:44em}
.record-body h2{font-family:var(--serif);font-size:21px;margin:30px 0 10px}
.record-body p{font-size:15.5px;margin:10px 0;color:var(--ink)}
.record-body i{color:var(--ink-soft)}
.prompt-h{font-family:var(--serif);font-weight:900;font-size:24px;margin:44px 0 6px}
.prompt-sub{font-size:13.5px;color:var(--ink-soft);margin-bottom:14px}
.prompt-box{border:2px solid var(--ink);border-radius:14px;background:#fbf7ee;margin-bottom:18px;overflow:hidden}
.prompt-box summary{cursor:pointer;padding:15px 20px;font-weight:700;list-style:none;position:relative}
.prompt-box summary::after{content:"+";position:absolute;right:20px;font-size:20px;color:var(--brass-deep)}
.prompt-box[open] summary::after{content:"–"}
.prompt-box summary:hover{background:rgba(192,122,38,.08)}
.prompt-actions{display:flex;align-items:center;gap:14px;padding:0 20px 10px}
.copy-tip{font-size:13px;color:var(--brass-deep)}
.prompt-box pre{margin:0;padding:18px 20px;background:#fff;border-top:1px solid var(--line);
  white-space:pre-wrap;word-break:break-word;font-family:var(--mono);font-size:13.5px;line-height:1.7;color:var(--ink)}