/* ============================================================
   袁凤 · 个人作品集
   严格沿用 PPT 模板视觉体系：
   —— 配色：暖米底 #EFEDE4 / #F5F4EE，墨色 #565549 #38372F #605D53，青色点缀 #32CAF9
   —— 字体：Penna 手写体（英文装饰）+ Cochin 衬线（英文标注）
            + 思源黑体/苹方（中文正文）+ Arial Black（标题数字）
   —— 版式：散落字母、圆点装饰、大数字分节页、留白构图
   ============================================================ */

:root{
  --bg:        #EFEDE4;   /* 主背景（暖米） */
  --bg-light:  #F5F4EE;   /* 内容页背景 */
  --bg-gray:   #F4F4F4;
  --bg-card:   #EDEDED;   /* 浅灰卡片外框 */
  --ink:       #38372F;   /* 最深墨色 */
  --ink-2:     #565549;   /* 正文墨色 */
  --ink-3:     #605D53;   /* 次级文字 */
  --ink-4:     #DDDBD4;   /* 浅灰装饰 */
  --black:     #000000;
  --accent:    #32CAF9;   /* 青色点缀 */

  --font-script: "Penna","Segoe Script","Bradley Hand","Kaiti SC",cursive;
  --font-serif:  "Cochin","Georgia","Times New Roman",serif;
  --font-cn:     "Source Han Sans CN","思源黑体 CN","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --font-black:  "Arial Black","Arial","Helvetica Neue",sans-serif;
  --font-body:   "Arial","Helvetica Neue","PingFang SC","Hiragino Sans GB",sans-serif;

  --pad: clamp(1.4rem,5vw,3.6rem);
  --sec: clamp(4.5rem,11vh,8rem);
  --shadow-hover: 0 30px 60px -28px rgba(56,55,47,.38);
}

@font-face{
  font-family:"Penna";
  src:url("assets/fonts/Penna.otf") format("opentype");
  font-weight:400;
  font-style:normal;
  font-display:swap;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:4.4rem}
body{
  background:var(--bg);
  color:var(--ink-2);
  font-family:var(--font-body);
  font-size:16.5px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
h1,h2,h3,h4,h5,h6{color:var(--ink);line-height:1.35}
::selection{background:var(--accent);color:#fff}

.container{max-width:1280px;margin:0 auto;padding-left:var(--pad);padding-right:var(--pad)}

/* ============================================================
   装饰圆点（沿用 PPT 散落的小圆点/多边形）
   ============================================================ */
.deco{position:absolute;display:block;border-radius:50%;pointer-events:none}
.d1{width:9px;height:9px;background:var(--accent);top:22%;left:6%}
.d2{width:7px;height:7px;background:var(--ink-4);top:17%;left:11%}
.d3{width:10px;height:10px;background:var(--ink-3);top:63%;left:3%}
.d4{width:6px;height:6px;background:var(--ink-4);bottom:12%;left:22%}
.d5{width:10px;height:10px;background:var(--accent);bottom:26%;right:14%}
.d6{width:7px;height:7px;background:var(--ink-4);top:10%;right:6%}
.a1{top:12%;right:9%}
.a2{top:9%;right:16%}
.a3{bottom:10%;left:6%}
.dv1{top:34%;left:7%}
.dv2{bottom:26%;left:16%}
.c1{top:18%;right:10%}
.c2{bottom:20%;left:12%}
.c3{top:8%;left:8%}

/* ============================================================
   顶部导航
   ============================================================ */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(239,237,228,.88);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(86,85,73,.12);
  transition:box-shadow .35s;
}
.nav.scrolled{box-shadow:0 10px 34px -20px rgba(56,55,47,.28)}
.nav-inner{
  max-width:1280px;margin:0 auto;
  display:flex;align-items:center;justify-content:space-between;
  gap:1rem;padding:.75rem var(--pad);height:4.3rem;
}
.brand{display:flex;align-items:baseline;gap:.55rem}
.brand-cn{font-family:var(--font-cn);font-weight:700;color:var(--ink);letter-spacing:.12em;font-size:1.05rem}
.brand-en{font-family:var(--font-serif);color:var(--ink-3);font-size:.68rem;letter-spacing:.14em;text-transform:uppercase}
.nav-links{display:flex;gap:clamp(1rem,2.4vw,2rem)}
.nav-links a{
  position:relative;font-size:.92rem;color:var(--ink-2);
  padding:.25rem 0;transition:color .3s;
}
.nav-links a::after{
  content:"";position:absolute;left:0;bottom:0;width:100%;height:1.5px;
  background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .35s;
}
.nav-links a:hover,.nav-links a.active{color:var(--ink)}
.nav-links a:hover::after,.nav-links a.active::after{transform:scaleX(1)}
.nav-toggle{
  display:none;background:none;border:0;cursor:pointer;
  width:2.4rem;height:2.4rem;flex-direction:column;justify-content:center;gap:6px;
}
.nav-toggle span{display:block;height:2px;background:var(--ink);border-radius:2px;transition:.3s}
.nav-toggle.open span:nth-child(1){transform:translateY(4px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){transform:translateY(-4px) rotate(-45deg)}

/* ============================================================
   01 封面（对应 PPT 第 1 页）
   ============================================================ */
.cover{
  position:relative;min-height:100svh;overflow:hidden;
  display:flex;flex-direction:column;justify-content:flex-end;
  padding:6.5rem 0 clamp(3rem,8vh,5.5rem);
}
/* 散落字母 P R o f o L I O */
.cover-letters{position:absolute;inset:0;pointer-events:none}
.cover-letters .cl{
  position:absolute;font-family:var(--font-cn);font-weight:400;
  color:var(--ink-2);line-height:1;user-select:none;
  opacity:0;animation:letterIn .9s cubic-bezier(.22,.61,.36,1) forwards;
}
.cl-1{left:7.5%;top:16%;font-size:clamp(4.5rem,13vw,9.5rem)}
.cl-2{left:15.5%;top:19%;font-size:clamp(4.2rem,12vw,9rem)}
.cl-3{left:23%;top:14%;font-size:clamp(4.6rem,13vw,9.6rem)}
.cl-4{left:32%;top:21%;font-size:clamp(3.8rem,10.5vw,7.8rem)}
.cl-5{left:39%;top:14%;font-size:clamp(4.4rem,12.5vw,9.2rem)}
.cl-6{left:48%;top:17%;font-size:clamp(4.2rem,12vw,8.8rem)}
.cl-7{left:55.5%;top:13%;font-size:clamp(4.5rem,13vw,9.4rem)}
.cl-8{left:62.5%;top:20%;font-size:clamp(3.8rem,10.5vw,7.6rem)}
.cover-letters .dot{position:absolute;width:6px;height:6px;border-radius:50%;background:var(--ink-4)}
.dot-1{left:21.5%;top:31%}
.dot-2{left:37.5%;top:32%}
.dot-3{left:46.5%;top:30%}
.dot-4{left:60.5%;top:32%}
@keyframes letterIn{from{opacity:0;transform:translateY(24px)}to{opacity:.94;transform:none}}
.cl-1{animation-delay:.1s}.cl-2{animation-delay:.2s}.cl-3{animation-delay:.3s}
.cl-4{animation-delay:.4s}.cl-5{animation-delay:.5s}.cl-6{animation-delay:.6s}
.cl-7{animation-delay:.7s}.cl-8{animation-delay:.8s}

/* 右侧个人形象占位 */
.cover-portrait{position:absolute;right:clamp(1.5rem,6vw,4.5rem);top:26%;width:clamp(15rem,28vw,24rem)}
.cover-portrait .ph{aspect-ratio:8/9}

/* 右下角 Design Works Collection */
.cover-meta{
  position:absolute;right:clamp(1.5rem,6vw,4.5rem);bottom:clamp(2.2rem,6vh,4rem);
  font-family:var(--font-serif);color:var(--accent);
  font-size:clamp(.8rem,1.6vw,1.15rem);letter-spacing:.1em;line-height:1.9;text-align:right;
}
.cover-meta b{font-weight:400;font-size:1.25em}

/* 左下角主文案 + 姓名 */
.cover-main{position:relative;z-index:2;padding-left:clamp(1.4rem,5vw,3.6rem)}
.cover-slogan{
  font-family:var(--font-cn);font-weight:400;color:var(--ink);
  font-size:clamp(2.4rem,7vw,5rem);line-height:1.42;letter-spacing:.06em;
}
.cover-name{
  position:absolute;right:clamp(1.5rem,6vw,4.5rem);top:56%;
  font-family:var(--font-cn);font-weight:400;color:var(--ink);
  font-size:clamp(1.6rem,4.2vw,3.1rem);letter-spacing:.42em;
}
.cover-name i{font-style:normal;color:var(--accent)}
.cover-scroll{
  position:absolute;left:clamp(1.4rem,5vw,3.6rem);bottom:clamp(2rem,5.5vh,3.6rem);
  font-family:var(--font-serif);font-size:.78rem;color:var(--ink-3);
  letter-spacing:.24em;display:flex;align-items:center;gap:.7rem;
}
.cover-scroll .line{width:2.4rem;height:1px;background:var(--ink-3);position:relative;overflow:hidden}
.cover-scroll .line::after{
  content:"";position:absolute;left:-100%;top:0;width:100%;height:100%;background:var(--accent);
  animation:scrollLine 2.4s ease-in-out infinite;
}
@keyframes scrollLine{0%{left:-100%}60%,100%{left:100%}}

/* ============================================================
   通用板块 / 标题头（Penna 英文 + #中文）
   ============================================================ */
.sec{position:relative;padding:var(--sec) 0}
.works,.operation{background:var(--bg-light)}
.planning{background:linear-gradient(180deg,var(--bg-light) 0%,var(--bg) 100%)}
.sec-head{position:relative;margin-bottom:clamp(3rem,8vh,5rem)}
.sec-script{
  font-family:var(--font-script);color:var(--ink);font-weight:400;
  font-size:clamp(3.6rem,11vw,8rem);line-height:.95;letter-spacing:.01em;
}
.sec-hash{
  font-family:var(--font-cn);font-weight:700;color:var(--black);
  font-size:clamp(1.4rem,3.2vw,2.3rem);line-height:1.2;margin-top:.9rem;display:inline-block;
}
.sec-hash .num{font-family:var(--font-black);color:var(--ink-3);font-size:.62em;margin-right:.3rem}

/* ============================================================
   02 个人简介
   ============================================================ */
.about{background:var(--bg);overflow:hidden}
.about-grid{
  display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr);
  gap:clamp(2.5rem,6vw,5rem);align-items:center;
}
.about-photo{position:relative}
.about-photo .frame{
  background:var(--bg-card);border-radius:10px;padding:.55rem;
  box-shadow:0 18px 44px -30px rgba(56,55,47,.35);
}
.about-photo .frame .ph{aspect-ratio:4/5;border-radius:6px}
.about-photo .tag{
  position:absolute;left:-.6rem;bottom:1.6rem;background:var(--accent);color:#fff;
  font-family:var(--font-serif);font-size:.72rem;letter-spacing:.22em;
  padding:.5rem 1.15rem;border-radius:2px;
}
.about-text .lead{font-family:var(--font-cn);font-size:1.4rem;font-weight:600;color:var(--ink);margin-bottom:1.1rem}
.about-text p{color:var(--ink-3);margin-bottom:1rem}
.about-tags{display:flex;flex-wrap:wrap;gap:.7rem;margin-top:1.9rem}
.about-tags li{
  font-size:.82rem;color:var(--ink-2);border:1px solid rgba(86,85,73,.22);
  padding:.35rem 1.05rem;border-radius:99px;transition:border-color .3s,color .3s;
}
.about-tags li:hover{border-color:var(--accent);color:var(--ink)}

/* ============================================================
   板块分隔页（大数字 01/02/03 + 标题 + 分类）
   ============================================================ */
.divider{
  position:relative;margin:0 0 var(--sec);
  padding:clamp(3rem,10vw,6.5rem) 0;
  border-top:1px solid rgba(86,85,73,.14);
  border-bottom:1px solid rgba(86,85,73,.14);
  background:var(--bg);
}
.divider-inner{display:flex;align-items:baseline;gap:clamp(1.6rem,5vw,4rem);flex-wrap:wrap}
.divider-num{
  font-family:var(--font-black);font-size:clamp(5.5rem,18vw,13rem);
  line-height:.9;color:var(--ink);letter-spacing:-.02em;
}
.divider-txt{position:relative;padding-left:clamp(1rem,3vw,2.4rem)}
.divider-txt::before{
  content:"";position:absolute;left:0;top:.35em;bottom:.35em;width:2px;background:var(--accent);
}
.divider-title{
  font-family:var(--font-cn);font-weight:700;color:var(--black);
  font-size:clamp(2.2rem,6.5vw,4.4rem);line-height:1.1;letter-spacing:.04em;
}
.divider-sub{
  margin-top:.8rem;font-family:var(--font-body);font-size:clamp(.95rem,2vw,1.35rem);
  color:var(--ink-3);letter-spacing:.05em;
}

/* ============================================================
   作品页头：WorK Collection（Penna）+ 分类标签（Cochin）
   ============================================================ */
.work-head{
  display:flex;align-items:baseline;justify-content:space-between;
  gap:1.5rem;flex-wrap:wrap;
  margin:clamp(3rem,8vh,5rem) 0 1.6rem;
}
.work-head + .work-head{margin-top:clamp(3.6rem,10vh,6rem)}
.work-script{
  font-family:var(--font-script);color:var(--ink);font-weight:400;
  font-size:clamp(2.4rem,6.5vw,4.6rem);line-height:1;
}
.work-label{
  font-family:var(--font-serif);font-size:clamp(1.2rem,2.6vw,1.9rem);
  color:var(--black);letter-spacing:.04em;
}
.work-note{color:var(--ink-3);margin-bottom:1.6rem;max-width:62ch}

/* ============================================================
   图片占位（替换为真实作品图）
   ============================================================ */
.ph{
  position:relative;width:100%;background:#E7E2D9;border:1px dashed rgba(86,85,73,.28);
  display:grid;place-items:center;text-align:center;overflow:hidden;
  transition:border-color .35s,background .35s;
}
.ph::before{content:attr(data-label);font-family:var(--font-cn);font-size:.85rem;letter-spacing:.1em;color:rgba(86,85,73,.72)}
.ph::after{
  content:attr(data-note);position:absolute;left:0;right:0;bottom:.7rem;
  font-family:var(--font-body);font-size:.62rem;color:rgba(96,93,83,.5);letter-spacing:.05em;
}
.ph:hover{border-color:var(--accent);background:#EDE8DE}

/* 图集网格 */
.gallery figure{position:relative}
.gallery figcaption{
  margin-top:.6rem;font-family:var(--font-serif);font-size:.9rem;color:var(--ink-3);letter-spacing:.03em;
}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(1.2rem,3vw,2.2rem)}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(1rem,2.6vw,1.8rem)}
.grid-5{display:grid;grid-template-columns:repeat(5,1fr);gap:clamp(.8rem,2vw,1.4rem)}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:clamp(1.2rem,3vw,2.2rem)}
.gallery .ph{aspect-ratio:3/4}

/* ============================================================
   文案卡片 / 摘录
   ============================================================ */
.copy-cards{margin-bottom:1rem}
.copy-card{
  background:var(--bg);border:1px solid rgba(86,85,73,.14);
  border-radius:6px;padding:1.7rem 1.8rem;
  transition:transform .45s cubic-bezier(.22,.61,.36,1),box-shadow .45s,border-color .3s;
}
.copy-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-hover);border-color:rgba(86,85,73,.26)}
.copy-card h4{font-family:var(--font-cn);font-weight:700;color:var(--black);font-size:1.2rem;margin-bottom:.9rem}
.copy-card p{color:var(--ink-3);font-size:.95rem}
.copy-strip{
  background:var(--bg);border:1px solid rgba(86,85,73,.14);
  border-left:4px solid var(--accent);border-radius:4px;padding:1.7rem 1.9rem;
}
.copy-strip h5{font-family:var(--font-cn);font-weight:700;color:var(--ink);font-size:1.06rem;margin-bottom:.7rem}
.copy-strip p{color:var(--ink-3);font-size:.95rem}
.copy-2col{margin-top:1.4rem}

/* ============================================================
   数据总览 / 数据卡片
   ============================================================ */
.data-head{
  display:grid;grid-template-columns:minmax(0,4fr) auto minmax(0,5fr);
  gap:clamp(1.4rem,4vw,3rem);align-items:end;margin-bottom:2.2rem;
}
.data-title{
  font-family:var(--font-black);font-size:clamp(2rem,5vw,3.4rem);
  color:var(--black);line-height:1.05;
}
.data-stats{display:flex;gap:clamp(1.4rem,3vw,2.6rem)}
.stat b{display:block;font-family:var(--font-black);font-size:clamp(1.5rem,3.4vw,2.4rem);color:var(--ink);line-height:1.1}
.stat span{font-family:var(--font-cn);font-weight:600;font-size:.9rem;color:var(--ink-3)}
.data-desc{font-size:.86rem;color:var(--ink-3);line-height:1.7}
.data-cards{
  display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(1rem,2.6vw,1.8rem);
  margin-bottom:2rem;
}
.d-card{
  background:var(--bg);border:1px solid rgba(86,85,73,.14);border-radius:8px;
  padding:1.6rem 1.7rem;
  transition:transform .45s cubic-bezier(.22,.61,.36,1),box-shadow .45s,border-color .3s;
}
.d-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-hover);border-color:rgba(86,85,73,.26)}
.d-card b{display:block;font-family:var(--font-black);font-size:1.35rem;color:var(--ink);margin-bottom:.35rem}
.d-card span{font-size:.85rem;color:var(--ink-3);letter-spacing:.06em}

/* ============================================================
   项目文字卡 / 现状对比 / 方案拆解
   ============================================================ */
.proj-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(1.2rem,3vw,2.2rem);margin-bottom:2.2rem}
.proj-card{
  background:var(--bg);border:1px solid rgba(86,85,73,.14);border-radius:8px;
  padding:1.7rem 1.8rem;
  transition:transform .45s cubic-bezier(.22,.61,.36,1),box-shadow .45s,border-color .3s;
}
.proj-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-hover);border-color:rgba(86,85,73,.26)}
.proj-card h4{font-family:var(--font-cn);font-weight:700;color:var(--black);font-size:1.12rem;margin-bottom:.8rem}
.proj-card p{color:var(--ink-3);font-size:.94rem}
.proj-card.wide{grid-column:span 2}
.vs{display:grid;grid-template-columns:repeat(2,1fr);gap:clamp(1.2rem,3vw,2.2rem);margin-bottom:2.4rem}
.vs-box{
  background:var(--bg);border:1px solid rgba(86,85,73,.14);border-radius:8px;
  padding:1.8rem 1.9rem;
  transition:transform .45s cubic-bezier(.22,.61,.36,1),box-shadow .45s,border-color .3s;
}
.vs-box:hover{transform:translateY(-8px);box-shadow:var(--shadow-hover);border-color:rgba(86,85,73,.26)}
.vs-box h5{font-family:var(--font-black);font-size:1.25rem;color:var(--black);margin-bottom:.9rem}
.vs-box p{color:var(--ink-3);font-size:.95rem}
.block-title{
  font-family:var(--font-cn);font-weight:700;font-size:1.3rem;color:var(--ink);
  margin:2.2rem 0 1.2rem;padding-left:.9rem;border-left:3px solid var(--accent);
}
.plan-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(1rem,2.4vw,1.7rem);margin-bottom:2.6rem}
.plan-item{
  background:var(--bg);border:1px solid rgba(86,85,73,.14);border-radius:8px;
  padding:1.5rem 1.6rem;
  transition:transform .45s cubic-bezier(.22,.61,.36,1),box-shadow .45s,border-color .3s;
}
.plan-item:hover{transform:translateY(-8px);box-shadow:var(--shadow-hover);border-color:rgba(86,85,73,.26)}
.plan-item b{font-family:var(--font-black);font-size:1.7rem;color:var(--accent);line-height:1;display:block;margin-bottom:.8rem}
.plan-item h6{font-family:var(--font-cn);font-weight:700;color:var(--black);font-size:1.02rem;margin-bottom:.55rem}
.plan-item p{color:var(--ink-3);font-size:.88rem}

/* 成果条 */
.result-strip{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:1.4rem;
  background:var(--ink-2);border-radius:8px;padding:1.8rem clamp(1.4rem,3vw,2.4rem);
  margin:2.4rem 0 1rem;
}
.r-item b{display:block;font-family:var(--font-black);font-size:clamp(1.2rem,2.6vw,1.8rem);color:#fff;line-height:1.2}
.r-item span{font-size:.8rem;color:rgba(255,255,255,.72);letter-spacing:.06em}

/* 品牌卡 */
.brand-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(1.2rem,3vw,2.2rem);margin-bottom:2.4rem}
.brand-card{
  background:var(--bg);border:1px solid rgba(86,85,73,.14);border-radius:8px;
  padding:1.8rem 1.9rem;
  transition:transform .45s cubic-bezier(.22,.61,.36,1),box-shadow .45s,border-color .3s;
}
.brand-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-hover);border-color:rgba(86,85,73,.26)}
.bc-tag{font-family:var(--font-serif);font-size:.85rem;color:var(--accent);letter-spacing:.16em}
.brand-card .bc-big{font-family:var(--font-cn);font-weight:700;color:var(--black);font-size:1.35rem;line-height:1.6;margin-top:.7rem}
.brand-card p{color:var(--ink-3);font-size:.94rem;margin-top:.7rem}

/* ============================================================
   06 联系方式（对应 PPT 结尾页）
   ============================================================ */
.contact{
  position:relative;overflow:hidden;background:var(--bg);
  min-height:92vh;display:flex;align-items:center;justify-content:center;
  padding:6rem 0 4rem;
}
.thank{position:absolute;inset:0;pointer-events:none}
.thank span{
  position:absolute;font-family:var(--font-script);color:var(--ink-2);opacity:.9;
  font-size:clamp(4.5rem,16vw,11.5rem);line-height:1;user-select:none;
  animation:letterIn .9s cubic-bezier(.22,.61,.36,1) both;
}
.thank span:nth-child(1){left:5%;top:8%;transform:rotate(-8deg);animation-delay:.05s}
.thank span:nth-child(2){left:17%;top:14%;transform:rotate(6deg);animation-delay:.12s}
.thank span:nth-child(3){left:28%;top:6%;transform:rotate(-5deg);animation-delay:.19s}
.thank span:nth-child(4){left:39%;top:15%;transform:rotate(7deg);animation-delay:.26s}
.thank span:nth-child(5){left:49%;top:7%;transform:rotate(-7deg);animation-delay:.33s}
.thank span:nth-child(6){left:60%;top:14%;transform:rotate(4deg);animation-delay:.4s}
.thank span:nth-child(7){left:71%;top:6%;transform:rotate(-6deg);animation-delay:.47s}
.thank span:nth-child(8){left:82%;top:15%;transform:rotate(5deg);animation-delay:.54s}

.contact-inner{position:relative;z-index:2;text-align:center}
.see-you{font-family:var(--font-script);font-weight:400;color:var(--black);font-size:clamp(3.4rem,10vw,6.5rem);line-height:1.2}
.contact-hash{
  margin-top:1rem;font-family:var(--font-cn);font-weight:500;color:var(--ink-3);
  font-size:clamp(1.05rem,2.6vw,1.7rem);letter-spacing:.05em;
}
.contact-cards{display:flex;justify-content:center;gap:clamp(1rem,3vw,2.2rem);margin-top:3rem;flex-wrap:wrap}
.c-card{
  min-width:11rem;background:var(--bg-light);border:1px solid rgba(86,85,73,.16);border-radius:8px;
  padding:1.4rem 1.8rem;text-align:center;
  transition:transform .45s cubic-bezier(.22,.61,.36,1),box-shadow .45s,border-color .3s;
}
.c-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-hover);border-color:rgba(86,85,73,.28)}
.c-card b{display:block;font-family:var(--font-serif);font-size:1.05rem;color:var(--accent);letter-spacing:.2em;margin-bottom:.5rem}
.c-card span{font-size:.92rem;color:var(--ink-2)}

/* ============================================================
   页脚
   ============================================================ */
.footer{
  border-top:1px solid rgba(86,85,73,.14);background:var(--bg);padding:1.5rem 0;
}
.footer-inner{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap}
.footer span{font-size:.82rem;color:var(--ink-3);letter-spacing:.06em}

/* ============================================================
   动效：滚动淡入
   ============================================================ */
.reveal{
  opacity:0;transform:translateY(30px);
  transition:opacity .8s cubic-bezier(.22,.61,.36,1),transform .8s cubic-bezier(.22,.61,.36,1);
  transition-delay:var(--d,0s);
  will-change:opacity,transform;
}
.reveal.visible{opacity:1;transform:none}

@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .cover-letters .cl,.thank span{animation:none;opacity:.94}
  .cover-scroll .line::after{animation:none}
  html{scroll-behavior:auto}
}

/* ============================================================
   响应式
   ============================================================ */
@media (max-width:900px){
  .about-grid{grid-template-columns:1fr}
  .about-photo{max-width:24rem}
  .grid-5{grid-template-columns:repeat(3,1fr)}
  .grid-5 .gallery figure:nth-child(n+4){display:none}
  .data-head{grid-template-columns:1fr;gap:1.2rem}
  .plan-grid{grid-template-columns:repeat(2,1fr)}
  .proj-grid{grid-template-columns:1fr 1fr}
  .proj-card.wide{grid-column:span 2}
  .cover-portrait{right:6%;top:auto;bottom:24%;width:min(12rem,36vw)}
  .cover-name{display:none}
  .cover-meta{bottom:1.4rem}
  .cover-main{padding-bottom:2rem}
}
@media (max-width:620px){
  .nav-links{
    position:fixed;top:4.3rem;right:0;left:0;z-index:99;
    flex-direction:column;gap:0;background:rgba(239,237,228,.98);
    border-bottom:1px solid rgba(86,85,73,.14);
    padding:.6rem 0;box-shadow:0 24px 40px -26px rgba(56,55,47,.4);
    transform:translateY(-8px);opacity:0;pointer-events:none;
    transition:.3s;
  }
  .nav-links.open{transform:none;opacity:1;pointer-events:auto}
  .nav-links a{display:block;padding:.8rem var(--pad)}
  .nav-toggle{display:flex}
  .brand-en{display:none}
  .grid-3,.grid-4,.grid-2,.proj-grid{grid-template-columns:1fr}
  .grid-5{grid-template-columns:repeat(2,1fr)}
  .grid-5 .gallery figure:nth-child(n+3){display:none}
  .plan-grid{grid-template-columns:1fr}
  .proj-card.wide{grid-column:span 1}
  .data-cards{grid-template-columns:1fr 1fr}
  .brand-cards{grid-template-columns:1fr}
  .divider-inner{gap:1rem}
  .work-head{align-items:flex-start;flex-direction:column;gap:.6rem}
  .cover-letters .cl{opacity:.6}
}

/* ============================================================
   摄影作品 · 瀑布流画廊（masonry）
   —— 图片保持原始比例，高度自然错落
   ============================================================ */
.masonry{
  columns:3;
  column-gap:clamp(1.2rem,2.6vw,2rem);
  margin-bottom:1rem;
}
.m-item{
  break-inside:avoid;
  -webkit-column-break-inside:avoid;
  margin:0 0 clamp(1.2rem,2.6vw,2rem);
}
.m-card{
  background:var(--bg);
  border:1px solid rgba(86,85,73,.12);
  border-radius:8px;
  overflow:hidden;
  transition:transform .45s cubic-bezier(.22,.61,.36,1),
             box-shadow .45s cubic-bezier(.22,.61,.36,1),
             border-color .3s;
}
.m-item:hover .m-card{
  transform:translateY(-6px);
  box-shadow:var(--shadow-hover);
  border-color:rgba(86,85,73,.22);
}
.m-link{display:block;cursor:zoom-in;line-height:0}
.m-link img{
  width:100%;height:auto;display:block;
  /* 保持图片原始比例，不做拉伸 */
  aspect-ratio:auto;
}
/* 部分图片下方的文字占位：作品名称 + 拍摄简介 */
.m-caption{
  padding:.9rem 1.05rem 1.05rem;
  display:flex;flex-direction:column;gap:.15rem;
  border-top:1px solid rgba(86,85,73,.08);
}
.m-name{font-family:var(--font-cn);font-weight:600;font-size:.92rem;color:var(--ink);letter-spacing:.04em}
.m-desc{font-family:var(--font-body);font-size:.78rem;color:var(--ink-3);line-height:1.6}

/* ============================================================
   图片全屏预览灯箱
   ============================================================ */
.lightbox{
  position:fixed;inset:0;z-index:300;
  display:flex;align-items:center;justify-content:center;
  background:rgba(22,20,16,.93);
  padding:4.5rem 1rem 3rem;
  animation:lbFade .28s ease both;
}
.lightbox[hidden]{display:none}
.lb-figure{
  max-width:min(92vw,1200px);max-height:86vh;
  margin:0;display:flex;flex-direction:column;align-items:center;gap:.9rem;
}
.lb-figure img{
  max-width:100%;max-height:76vh;width:auto;height:auto;
  object-fit:contain;border-radius:4px;
  box-shadow:0 34px 90px -32px rgba(0,0,0,.65);
  animation:lbZoom .32s cubic-bezier(.22,.61,.36,1) both;
}
.lb-figure figcaption{
  font-family:var(--font-cn);font-size:.95rem;letter-spacing:.06em;
  color:rgba(255,255,255,.85);text-align:center;max-width:70ch;line-height:1.6;
}
.lb-close,.lb-prev,.lb-next{
  position:fixed;z-index:301;
  width:2.7rem;height:2.7rem;border-radius:50%;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.2);
  color:#fff;font-size:1.5rem;line-height:1;
  display:grid;place-items:center;cursor:pointer;
  transition:background .3s,transform .3s;
}
.lb-close{top:1.2rem;right:1.2rem}
.lb-prev{left:1.1rem;top:50%;transform:translateY(-50%)}
.lb-next{right:1.1rem;top:50%;transform:translateY(-50%)}
.lb-prev:hover,.lb-next:hover{transform:translateY(-50%) scale(1.06)}
.lb-close:hover{transform:scale(1.06)}
.lb-close:hover,.lb-prev:hover,.lb-next:hover{background:rgba(255,255,255,.18)}
@keyframes lbFade{from{opacity:0}to{opacity:1}}
@keyframes lbZoom{from{opacity:0;transform:scale(.97)}to{opacity:1;transform:none}}
body.no-scroll{overflow:hidden}

/* 瀑布流响应式：电脑多列 → 平板两列 → 手机单列 */
@media (max-width:1100px){
  .masonry{columns:2}
}
@media (max-width:640px){
  .masonry{columns:1}
}

@media (prefers-reduced-motion:reduce){
  .lightbox,.lb-figure img{animation:none}
}

/* ============================================================
   自我介绍 · 红色活页手账笔记本
   参考笔记本.jpg/笔记本2.jpg：砖红封皮 + 米色纸张 + 中间金属活页环，
   手工拼贴质感：元素轻微旋转 2-5°、阴影柔和、留白充足、装饰疏密有致。
   ============================================================ */

/* 桌面背景（米色，带柔和光影） */
.about{
  background:
    radial-gradient(120% 95% at 50% 8%, #F6F1E4 0%, #EEE8D7 58%, #E7E0CC 100%);
}

/* ---- 纸张质感变量 + 手写感字体 ---- */
.notebook{
  --paper:#F8F3E7;
  --paper-2:#F0E9D8;
  --red-1:#A8453A;
  --red-2:#8C3329;
  --red-3:#7A2A21;
  --font-hand:"Kaiti SC","STKaiti","KaiTi","DFKai-SB","Hiragino Mincho ProN","Songti SC",serif;
  --paper-noise:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3CfeComponentTransfer%3E%3CfeFuncA type='linear' slope='0.05'/%3E%3C/feComponentTransfer%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)'/%3E%3C/svg%3E");
}

.desk{position:relative;max-width:1140px;margin:0 auto}

/* ---- 桌面散落手账装饰（稀疏点缀，不遮挡内容） ---- */
.desk-deco{position:absolute;inset:0;pointer-events:none;z-index:5}
.sticky{
  position:absolute;
  font-family:var(--font-hand);
  background:linear-gradient(180deg,#FFF7B6,#FFEF92);
  color:#5C4B1E;border-radius:2px;
  padding:.7rem 1rem .6rem 1.1rem;
  box-shadow:0 12px 26px -14px rgba(80,60,30,.4), inset 0 1px 0 rgba(255,255,255,.6);
}
.sticky b{display:block;font-weight:600;font-size:1rem;line-height:1.4}
.sticky span{display:block;font-size:.72rem;opacity:.8;margin-top:2px;letter-spacing:.05em}
.sticky::after{ /* 便签底部的手写横线 */
  content:"";position:absolute;left:12%;right:12%;bottom:8px;height:1px;
  background:repeating-linear-gradient(90deg,rgba(92,75,30,.35) 0 4px,transparent 4px 8px);
}
.sn1{top:-26px;right:6%;transform:rotate(3.5deg)}
.sn2{left:-18px;bottom:15%;background:linear-gradient(180deg,#FFDCD4,#FFC9BF);transform:rotate(-4deg)}
.sn2 b{color:#7C3A32}
.mini-card{
  position:absolute;background:#fff;border:1px solid rgba(86,85,73,.14);border-radius:8px;
  padding:.55rem .9rem;font-family:var(--font-serif);font-size:.8rem;color:var(--ink-3);
  letter-spacing:.08em;box-shadow:0 12px 26px -14px rgba(80,60,30,.35);
  transform:rotate(-3deg);
}
.mc1{left:-12px;top:15%}
.tape-deco{
  position:absolute;width:96px;height:24px;z-index:6;opacity:.85;
  background:repeating-linear-gradient(90deg,rgba(255,255,255,.4) 0 6px,rgba(255,255,255,0) 6px 12px),
             linear-gradient(180deg,rgba(183,217,207,.85),rgba(166,202,190,.85));
  box-shadow:0 2px 5px rgba(0,0,0,.1);
}
.td1{top:-12px;left:15%;transform:rotate(-6deg)}
.td2{bottom:-12px;right:20%;transform:rotate(5deg)}

/* ---- 笔记本本体（红色封皮） ---- */
.notebook{
  position:relative;
  font-family:var(--font-cn);
  background:linear-gradient(158deg,var(--red-1) 0%,var(--red-2) 55%,var(--red-3) 100%);
  border-radius:14px;
  padding:16px 16px 18px;
  box-shadow:
    0 56px 100px -52px rgba(92,40,28,.6),
    0 18px 36px -18px rgba(92,40,28,.5),
    inset 0 1px 0 rgba(255,255,255,.16);
}
/* 封皮皮革纹理（细线） */
.notebook::before{
  content:"";position:absolute;inset:0;border-radius:14px;pointer-events:none;
  background:
    repeating-linear-gradient(0deg,rgba(255,255,255,.02) 0 1px,rgba(0,0,0,.02) 1px 3px),
    repeating-linear-gradient(90deg,rgba(255,255,255,.015) 0 1px,rgba(0,0,0,.015) 1px 4px);
}

/* ---- 纸张双页 ---- */
.notebook-pages{
  position:relative;
  display:flex;
  perspective:2400px;
  border-radius:7px;
  overflow:hidden;
  background:linear-gradient(180deg,var(--paper),var(--paper-2));
  box-shadow:inset 0 0 60px rgba(150,120,70,.10);
  min-height:clamp(500px,56vw,640px);
}
.page{
  width:50%;padding:clamp(1.6rem,3.4vw,2.7rem);
  background-image:var(--paper-noise),linear-gradient(180deg,var(--paper),var(--paper-2));
  box-shadow:inset 0 0 46px rgba(150,120,70,.08);
  position:relative;
}

/* ---- 金属活页环（中间书脊） ---- */
.rings{
  position:absolute;left:50%;top:10px;bottom:10px;transform:translateX(-50%);
  width:46px;z-index:8;display:flex;flex-direction:column;justify-content:space-between;
  pointer-events:none;
}
.rings i{
  position:relative;display:block;width:32px;height:58px;margin:0 auto;
  border-radius:16px;
  background:linear-gradient(135deg,#F4F4F4,#C9C9C9 46%,#8F8F8F 78%,#6C6C6C);
  box-shadow:0 3px 6px rgba(0,0,0,.35), inset 0 1px 0 rgba(255,255,255,.6);
}
.rings i::after{
  content:"";position:absolute;left:50%;top:6px;bottom:6px;width:16px;
  transform:translateX(-50%);border-radius:8px;
  background:linear-gradient(180deg,var(--paper-2),var(--paper));
  box-shadow:inset 0 2px 4px rgba(0,0,0,.35);
}
.rings i::before{
  content:"";position:absolute;left:5px;top:9px;bottom:9px;width:4px;border-radius:4px;
  background:rgba(255,255,255,.55);
}

/* ============================================================
   翻页：可翻页的纸（正面=第2页，背面=第3页）
   —— 丝滑翻页：页角掀起、纸张弯曲、阴影随动，速度放缓
   ============================================================ */
.leaf{
  position:absolute;top:0;right:0;width:50%;height:100%;
  transform-style:preserve-3d;
  transform-origin:left center;   /* 以中间书脊为轴 */
  transform:rotateY(0deg);
  z-index:4;
}
.leaf.is-flipped{transform:rotateY(-180deg)}
.leaf.turn-fwd{animation:pageTurn 1.35s cubic-bezier(.45,.05,.2,1) forwards}
.leaf.turn-back{animation:pageTurnBack 1.35s cubic-bezier(.45,.05,.2,1) forwards}

.leaf-face{
  position:absolute;inset:0;overflow:hidden;
  padding:clamp(1.6rem,3.4vw,2.7rem);
  background-image:var(--paper-noise),linear-gradient(180deg,var(--paper),var(--paper-2));
  box-shadow:inset 0 0 46px rgba(150,120,70,.08);
  backface-visibility:hidden;
  -webkit-backface-visibility:hidden;
}
.leaf-front{transform:rotateY(0deg)}
.leaf-back{transform:rotateY(180deg)}

/* 翻页时纸张上的光影（随翻页方向扫过） */
.leaf-shade{
  position:absolute;inset:0;z-index:5;pointer-events:none;
  background:linear-gradient(90deg,
    rgba(80,50,30,0) 0%,
    rgba(80,50,30,.30) 46%,
    rgba(80,50,30,.38) 54%,
    rgba(80,50,30,0) 100%);
  opacity:0;
  transform:translateX(-58%);
}
.leaf.turn-fwd .leaf-shade{animation:shadeSweepFwd 1.35s ease-in-out forwards}
.leaf.turn-back .leaf-shade{animation:shadeSweepBack 1.35s ease-in-out forwards}

@keyframes pageTurn{
  0%  {transform:rotateY(0deg) translateZ(0)}
  9%  {transform:rotateY(-16deg) translateZ(10px)}
  30% {transform:rotateY(-54deg) translateZ(4px) rotateX(.5deg)}
  47% {transform:rotateY(-90deg) translateZ(0)}
  60% {transform:rotateY(-108deg) translateZ(-2px) rotateZ(-2.6deg) skewY(.9deg)}
  80% {transform:rotateY(-152deg) translateZ(0) rotateZ(-1deg)}
  100%{transform:rotateY(-180deg) translateZ(0)}
}
@keyframes pageTurnBack{
  0%  {transform:rotateY(-180deg) translateZ(0)}
  9%  {transform:rotateY(-164deg) translateZ(10px)}
  30% {transform:rotateY(-126deg) translateZ(4px) rotateX(-.5deg)}
  47% {transform:rotateY(-90deg) translateZ(0)}
  60% {transform:rotateY(-72deg) translateZ(-2px) rotateZ(2.6deg) skewY(-.9deg)}
  80% {transform:rotateY(-28deg) translateZ(0) rotateZ(1deg)}
  100%{transform:rotateY(0deg) translateZ(0)}
}
@keyframes shadeSweepFwd{
  0%{opacity:0;transform:translateX(-58%)}
  28%{opacity:.6;transform:translateX(-6%)}
  55%{opacity:.75;transform:translateX(34%)}
  100%{opacity:0;transform:translateX(95%)}
}
@keyframes shadeSweepBack{
  0%{opacity:0;transform:translateX(95%)}
  28%{opacity:.6;transform:translateX(34%)}
  55%{opacity:.75;transform:translateX(-6%)}
  100%{opacity:0;transform:translateX(-58%)}
}

/* ============================================================
   页面内容：松散错落、字号字重分明、正文保持水平
   ============================================================ */
.page-title{
  font-family:var(--font-cn);font-weight:700;color:var(--ink);
  font-size:clamp(1.35rem,2.8vw,1.85rem);letter-spacing:.06em;
  display:flex;align-items:center;gap:.6rem;
  margin-bottom:1.5rem;
}
.page-title::before{
  content:"";width:13px;height:13px;border-radius:3px;
  background:var(--red-1);transform:rotate(45deg);flex:none;
}
.leaf-front .page-title{transform:rotate(-1.5deg)}
.leaf-back .page-title{transform:rotate(1.8deg)}
.page-right-base .page-title{transform:rotate(-1.2deg)}
.page-tag{
  position:absolute;bottom:.8rem;right:1.2rem;
  font-family:var(--font-script);font-size:.95rem;color:rgba(96,93,83,.55);
  transform:rotate(-4deg);
}
/* 手写英文小标注（Penna） */
.script-note{
  position:absolute;font-family:var(--font-script);color:rgba(96,93,83,.7);
  font-size:clamp(1.1rem,2.4vw,1.6rem);line-height:1;user-select:none;
}
.sn-a{top:10%;left:13%;transform:rotate(-6deg)}
.sn-b{top:10%;right:12%;transform:rotate(5deg)}
.sn-c{top:10%;right:10%;transform:rotate(-4deg)}

/* ---- 第 1 页：拍立得 ---- */
.polaroid{
  position:relative;width:min(86%,300px);margin:3.2rem auto 0;
  background:#fff;padding:12px 12px 14px;border-radius:2px;
  box-shadow:0 22px 44px -18px rgba(70,50,30,.45);
  transform:rotate(-3.2deg);
}
.polaroid-ph{aspect-ratio:3/4;border-radius:1px;overflow:hidden;background:#EDE7DA}
.polaroid-ph img{width:100%;height:100%;object-fit:cover;display:block}
.polaroid-cap{
  font-family:var(--font-hand);font-size:1rem;color:var(--ink-2);
  text-align:center;margin-top:10px;letter-spacing:.1em;
}
/* 胶带 */
.tape{
  position:absolute;display:block;pointer-events:none;opacity:.88;
  width:74px;height:22px;
  background:repeating-linear-gradient(90deg,rgba(255,255,255,.4) 0 6px,rgba(255,255,255,0) 6px 12px);
  box-shadow:0 2px 5px rgba(0,0,0,.1);
}
.tape-teal{background-color:rgba(166,208,197,.72)}
.tape-pink{background-color:rgba(236,178,168,.75)}
.tape-yellow{background-color:rgba(240,211,140,.78)}
.tp-1{top:-11px;left:24%;transform:rotate(-8deg)}
.tp-2{bottom:-11px;right:18%;transform:rotate(6deg)}
.mini-sticker{
  position:absolute;width:34px;height:34px;border-radius:50%;
  display:grid;place-items:center;font-size:1rem;color:#fff;
  box-shadow:0 8px 16px -8px rgba(70,50,30,.4);
}
.ms-1{right:13%;top:13%;background:var(--red-1);transform:rotate(14deg)}
.ms-2{left:12%;bottom:20%;background:var(--accent);transform:rotate(-12deg)}
.ms-3{right:22%;bottom:10%;width:28px;height:28px;background:#F2B8A6;transform:rotate(9deg)}

/* ---- 第 2 页：基础信息（松弛错落的小卡片） ---- */
.info-chips{
  list-style:none;display:grid;grid-template-columns:1fr 1fr;
  gap:14px 16px;margin:0 0 1.7rem;
}
.chip{
  background:rgba(255,255,255,.7);
  border:1px solid rgba(86,85,73,.1);
  border-radius:9px;padding:.62rem .9rem;
  box-shadow:0 10px 22px -14px rgba(80,60,30,.3);
  transition:transform .35s,box-shadow .35s;
}
.chip:hover{transform:scale(1.03) !important;box-shadow:0 14px 28px -14px rgba(80,60,30,.35)}
.chip span{
  display:block;font-family:var(--font-serif);font-size:.68rem;
  color:var(--ink-3);letter-spacing:.14em;margin-bottom:3px;
}
.chip b{font-family:var(--font-cn);font-weight:600;font-size:1rem;color:var(--ink);letter-spacing:.02em}
.c1{transform:rotate(-2deg) translateY(2px)}
.c2{transform:rotate(1.6deg) translateY(-3px)}
.c3{transform:rotate(2.2deg) translateY(1px)}
.c4{transform:rotate(-1.6deg) translateY(4px)}
.c5{transform:rotate(2.6deg) translateY(-2px)}
.c6{transform:rotate(-2.4deg) translateY(3px)}

/* 个人简介：横向正文，轻微倾斜的纸张便签 */
.intro-note{
  position:relative;
  background:#FFFDF7;border-radius:3px;
  padding:1.1rem 1.2rem 1.05rem;
  box-shadow:0 14px 30px -16px rgba(80,60,30,.35);
  transform:rotate(-1.2deg);
}
.intro-note h4{
  font-family:var(--font-cn);font-size:.98rem;font-weight:600;color:var(--red-1);
  margin-bottom:.55rem;letter-spacing:.08em;
}
.intro-note p{font-family:var(--font-cn);font-size:.9rem;color:var(--ink-3);line-height:1.85}
.in-tape{top:-11px;left:20%;transform:rotate(-6deg)}

/* 便签（便签内文字随卡片适度偏移） */
.in-note{
  position:static;display:inline-block;margin-top:1.7rem;
  padding:1rem 1.2rem .9rem 1.35rem;
  transform:rotate(-2.5deg);
}
.in-note b{margin-right:.4rem}
.in-note span{display:inline;font-family:var(--font-script);font-size:.8rem;opacity:.75}
.in-note-2{
  position:static;display:inline-block;margin-top:1.4rem;margin-left:.4rem;
  padding:1rem 1.2rem .9rem 1.35rem;
  transform:rotate(2.8deg);
}

/* ---- 第 3-4 页：兴趣爱好（松弛错落） ---- */
.hobby{position:relative;margin-bottom:1.5rem}
.hobby-badge{
  float:left;margin:.1rem .95rem 0 0;
  width:48px;height:48px;border-radius:50%;
  display:grid;place-items:center;font-size:1.4rem;
  background:#fff;box-shadow:0 8px 18px -8px rgba(70,50,30,.35), inset 0 0 0 1px rgba(86,85,73,.08);
}
.hb-1 .hobby-badge{transform:rotate(-8deg)}
.hb-2 .hobby-badge{transform:rotate(7deg)}
.hb-3 .hobby-badge{transform:rotate(-6deg)}
.hb-4 .hobby-badge{transform:rotate(9deg)}
.hobby-txt h4{
  font-family:var(--font-cn);font-weight:700;color:var(--ink);
  font-size:1.12rem;margin-bottom:.3rem;letter-spacing:.04em;
}
.hobby-txt p{font-family:var(--font-cn);font-size:.88rem;color:var(--ink-3);line-height:1.75}
.hobby-photo{
  position:relative;margin:1.1rem 0 .3rem 1.2rem;width:min(64%,200px);
  background:#fff;padding:8px 8px 9px;border-radius:2px;
  box-shadow:0 16px 32px -14px rgba(70,50,30,.42);
}
.hb-2 .hobby-photo{transform:rotate(2.6deg)}
.hb-3 .hobby-photo{transform:rotate(-2.4deg)}
.hobby-photo .ph{aspect-ratio:4/3;background:#EDE7DA}
.hp-1{top:-10px;left:16%;transform:rotate(-7deg)}
.hp-2{top:-10px;right:14%;transform:rotate(6deg)}

/* ---- 星星翻页按钮（按压反馈 + 悬浮） ---- */
.star-btn{
  position:absolute;right:-16px;bottom:-20px;z-index:10;
  width:88px;height:88px;background:none;border:0;cursor:pointer;padding:0;
  filter:drop-shadow(0 12px 18px rgba(60,30,15,.38));
  transition:transform .35s cubic-bezier(.34,1.56,.64,1);
}
.star-btn:hover{transform:scale(1.09) rotate(5deg)}
.star-btn:active{transform:scale(.86) rotate(-3deg)}
.star-btn svg{width:100%;height:100%;display:block;transition:transform .5s}
.star-shape{fill:#FFC94D;stroke:#E6A63A;stroke-width:1.4}
.star-arrow{fill:none;stroke:#fff;stroke-width:4.6;stroke-linecap:round;stroke-linejoin:round}
.notebook.flipped .star-btn svg{transform:rotate(180deg)}
.star-caption{
  position:absolute;left:50%;bottom:-24px;transform:translateX(-50%);
  font-family:var(--font-hand);font-size:.82rem;color:var(--ink-3);letter-spacing:.16em;white-space:nowrap;
}

/* 翻页提示 */
.notebook-hint{
  margin-top:2.6rem;text-align:center;
  font-family:var(--font-hand);font-size:.92rem;color:var(--ink-3);letter-spacing:.1em;
}

/* ============================================================
   自我介绍 · 响应式：手机端单页纵向布局
   ============================================================ */
@media (max-width:760px){
  .desk{padding:0 6px}
  .notebook{padding:11px 9px 13px;border-radius:10px}
  .notebook-pages{
    flex-direction:column;gap:10px;perspective:none;
    min-height:0;border-radius:6px;
  }
  .page{width:100%;padding:1.5rem 1.35rem}
  /* 可翻页纸改为普通块级，正反两面顺序展示 */
  .leaf{position:static;width:100%;height:auto;transform:none;animation:none}
  .leaf.is-flipped,.leaf.turn-fwd,.leaf.turn-back{transform:none;animation:none}
  .leaf-face{
    position:static;width:100%;height:auto;overflow:visible;
    padding:1.5rem 1.35rem;
    backface-visibility:visible;-webkit-backface-visibility:visible;
    border-bottom:2px dashed rgba(86,85,73,.14);
  }
  .leaf-front,.leaf-back{transform:none}
  .leaf-shade{display:none}
  .rings{display:none}
  .star-btn{display:none}
  .notebook-hint{display:none}
  /* 桌面装饰在手机上精简，避免拥挤 */
  .sticky.sn2,.mini-card.mc1{display:none}
  .tape-deco.td2{display:none}
  .sn1{top:-16px;right:4%}
  .polaroid{margin-top:1.6rem}
  .info-chips{gap:12px}
}

/* ============================================================
   摄影作品 · 信封展开动态效果（空间层次）
   初始：闭合信封（封口红心贴纸）→ 点击爱心 → 封口 3D 翻开 →
   14 张拍立得照片依次错落弹出，交叉重叠、近大远小、层级阴影。
   ============================================================ */
.env-stage{position:relative}
.env-scene{
  position:relative;max-width:1200px;margin:1rem auto 1.4rem;
  perspective:2000px;
}
/* 整体倾斜透视：模拟相机俯拍桌面上的信封 */
.env-tilt{
  position:relative;
  width:100%;min-height:clamp(600px,64vw,840px);
  transform:rotateX(5deg) rotateY(-2.5deg) rotate(-.8deg);
  transform-style:preserve-3d;
}

/* ---- 信封（居中载体） ---- */
.envelope{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  width:min(680px,64%);aspect-ratio:16/10.5;z-index:1;
  transform-style:preserve-3d;
}
/* 信封内部纸面（打开后可见：纸纹 + 褶皱折痕） */
.env-lace{
  position:absolute;inset:0;z-index:0;border-radius:6px;
  background-image:var(--paper-noise),
    linear-gradient(165deg,#FBF5E7 0%,#F2E9D6 68%,#EAE0CA 100%);
  box-shadow:
    0 38px 80px -34px rgba(80,55,25,.6),
    0 12px 26px -16px rgba(80,55,25,.42),
    inset 0 1px 0 rgba(255,255,255,.7);
}
/* 纸张厚度：底部切口边 */
.env-lace::after{
  content:"";position:absolute;left:0;right:0;bottom:-7px;height:9px;
  border-radius:0 0 6px 6px;
  background:linear-gradient(180deg,#E2D6BD,#CFC1A2);
  box-shadow:0 5px 10px -4px rgba(80,55,25,.45);
}
.env-crease{position:absolute;left:0;right:0;pointer-events:none}
.env-crease.c1{top:34%;height:26%;background:linear-gradient(115deg,transparent 44%,rgba(150,120,70,.14) 50%,transparent 56%)}
.env-crease.c2{bottom:0;height:24%;background:linear-gradient(-115deg,transparent 44%,rgba(150,120,70,.12) 50%,transparent 56%)}
/* 信封主体（前袋：折痕斜线 + 星星印花） */
.env-body{
  position:absolute;inset:0;z-index:3;border-radius:6px;
  background-image:var(--paper-noise),linear-gradient(180deg,#FBF5E6,#F1E8D2);
  box-shadow:inset 0 0 34px rgba(150,120,70,.16);
}
.env-body::before,.env-body::after{
  content:"";position:absolute;top:0;bottom:0;width:34%;
  background:linear-gradient(115deg,transparent 46%,rgba(150,120,70,.22) 50%,transparent 54%);
}
.env-body::before{left:0}
.env-body::after{right:0;background:linear-gradient(-115deg,transparent 46%,rgba(150,120,70,.22) 50%,transparent 54%)}
.env-star{position:absolute;color:rgba(190,158,96,.75);font-style:normal;line-height:1}
.es-1{left:14%;top:54%;font-size:1.1rem;transform:rotate(-8deg)}
.es-2{right:15%;top:58%;font-size:.9rem;transform:rotate(12deg)}
.es-3{left:50%;top:68%;font-size:.8rem;transform:rotate(4deg)}

/* ---- 信封封口（闭合；点击爱心后 3D 翻开） ---- */
.env-flap{
  position:absolute;left:0;right:0;top:0;height:60%;z-index:4;
  clip-path:polygon(0 0,100% 0,50% 100%);
  background-image:var(--paper-noise),linear-gradient(180deg,#FCF6E8,#F1E8D2);
  box-shadow:inset 0 -18px 24px -22px rgba(150,120,70,.3);
  transform-origin:top center;
  transform:rotateX(0deg);
  transition:transform 1.15s cubic-bezier(.6,.05,.3,1);
  backface-visibility:hidden;-webkit-backface-visibility:hidden;
  border:0;cursor:pointer;padding:0;
}
.env-stage.open .env-flap{
  transform:rotateX(180deg);
  opacity:0;pointer-events:none;
  transition:transform 1.15s cubic-bezier(.6,.05,.3,1), opacity .5s ease 1s;
}
/* 展开后信封整体位于照片下方 */
.env-stage.open .envelope{z-index:0}
.env-flap:hover .env-seal{transform:translateX(-50%) rotate(-6deg) scale(1.1)}
.env-flap:active .env-seal{transform:translateX(-50%) rotate(-6deg) scale(.92)}
/* 红心封口贴纸（点击开信） */
.env-seal{
  position:absolute;left:50%;bottom:4%;transform:translateX(-50%) rotate(-6deg);
  width:56px;height:56px;border-radius:50%;
  background:radial-gradient(circle at 34% 30%, #E8707A, #C93B4A 62%, #A92C3B);
  display:grid;place-items:center;
  box-shadow:0 8px 16px -6px rgba(150,40,50,.55), inset 0 1px 0 rgba(255,255,255,.35);
  transition:transform .35s cubic-bezier(.34,1.56,.64,1);
  pointer-events:none;
}
.env-seal svg{width:32px;height:32px;fill:#FFF1F2}

/* ---- 拍立得照片：初始藏在信封内，打开后依次弹出 ---- */
.env-photos{position:absolute;inset:0}
.env-photo{
  position:absolute;margin:0;
  background-image:var(--paper-noise),linear-gradient(180deg,#FEFEFB,#F5EFE3);
  padding:7px 7px 9px;border-radius:2px;
  cursor:zoom-in;
  opacity:0;pointer-events:none;
  transform:translateY(170px) scale(.45) rotate(var(--rot,0deg));
  transition:
    transform 1.1s cubic-bezier(.22,.61,.36,1) var(--d,0s),
    opacity .6s ease calc(var(--d,0s) + .25s),
    box-shadow .4s;
}
.env-stage.open .env-photo{
  opacity:1;pointer-events:auto;
  transform:translate(0,0) scale(1) rotate(var(--rot,0deg));
}
.env-photo img{width:100%;height:auto;display:block;aspect-ratio:auto;border-radius:1px}
.env-photo:hover{
  z-index:30 !important;
  transform:rotate(0deg) translateY(-5px) scale(1.03) !important;
}
/* 层级阴影：底层浅 / 中层中 / 顶层深而虚 */
.env-photo.dp-1{--z:2;box-shadow:0 8px 16px -10px rgba(80,55,25,.22),0 2px 5px -3px rgba(80,55,25,.15)}
.env-photo.dp-2{--z:4;box-shadow:0 18px 34px -18px rgba(80,55,25,.42),0 5px 12px -7px rgba(80,55,25,.25)}
.env-photo.dp-3{--z:6;box-shadow:0 30px 58px -24px rgba(70,45,20,.58),0 12px 26px -14px rgba(70,45,20,.38)}
.env-photo{z-index:var(--z,3)}
/* 部分照片带撕纸毛边 */
.e4,.e9,.e13{
  -webkit-mask-image:var(--torn-mask);
  mask-image:var(--torn-mask);
  -webkit-mask-size:100% 100%;
  mask-size:100% 100%;
}
/* 弹出延迟 */
.env-photo:nth-child(1){--d:.55s}.env-photo:nth-child(2){--d:.68s}
.env-photo:nth-child(3){--d:.81s}.env-photo:nth-child(4){--d:.94s}
.env-photo:nth-child(5){--d:1.07s}.env-photo:nth-child(6){--d:1.2s}
.env-photo:nth-child(7){--d:1.33s}.env-photo:nth-child(8){--d:1.46s}
.env-photo:nth-child(9){--d:1.59s}.env-photo:nth-child(10){--d:1.72s}
.env-photo:nth-child(11){--d:1.85s}.env-photo:nth-child(12){--d:1.98s}
.env-photo:nth-child(13){--d:2.11s}.env-photo:nth-child(14){--d:2.24s}

/* 照片位置：近大远小、交叉重叠（桌面端） */
.e1{left:1%;top:3%;width:13%;--rot:-3deg}
.e2{left:13%;top:16%;width:17%;--rot:2.5deg}
.e3{left:23%;top:27%;width:24%;--rot:-2.8deg}
.e4{left:20%;top:1%;width:12%;--rot:2deg}
.e5{left:35%;top:13%;width:16%;--rot:-2deg}
.e6{left:63%;top:28%;width:23%;--rot:2.5deg}
.e7{left:41%;top:3%;width:12%;--rot:-2deg}
.e8{left:57%;top:15%;width:17%;--rot:2deg}
.e9{left:65%;top:2%;width:13%;--rot:2.5deg}
.e10{left:79%;top:19%;width:16%;--rot:-2.2deg}
.e11{left:84%;top:5%;width:13%;--rot:-2.5deg}
.e12{left:7%;top:56%;width:23%;--rot:2.2deg}
.e13{left:48%;top:46%;width:17%;--rot:-1.8deg}
.e14{left:52%;top:60%;width:24%;--rot:-2deg}

/* ---- 装饰：星星 / 邮票 / 爱心碎片 ---- */
.env-deco{position:absolute;inset:0;pointer-events:none;z-index:8;opacity:0;transition:opacity .8s ease 1s}
.env-stage.open .env-deco{opacity:1}
.env-star2{
  position:absolute;font-size:1.1rem;line-height:1;
  color:#E8A79C;text-shadow:0 1px 2px rgba(120,60,50,.3);
  z-index:9;transform:rotate(-10deg);
}
.es2-1{left:30%;top:46%}
.es2-2{right:22%;top:52%}
.es2-3{left:4%;bottom:8%;font-size:1.3rem}
.es2-a{right:-9px;top:-9px;transform:rotate(12deg)}
.es2-b{left:-9px;bottom:-8px;transform:rotate(-8deg)}
.es2-c{right:-8px;top:-9px;transform:rotate(14deg)}
.env-stamp{z-index:7}
.stp-e1{left:2%;top:30%;transform:rotate(-4deg)}
.stp-e2{right:1%;top:26%;transform:rotate(3deg)}
.env-heart{
  position:absolute;z-index:6;display:block;pointer-events:none;
  width:16px;height:14px;transform:rotate(-14deg);
  background:#E8A79C;border-radius:8px 8px 0 0;
}
.env-heart::before{content:"";position:absolute;left:0;top:14px;width:16px;height:14px;background:#E8A79C;border-radius:0 0 8px 8px}
.env-heart::after{content:"";position:absolute;left:0;top:6px;width:16px;height:22px;background:#E8A79C;transform:rotate(45deg);border-radius:8px}
.eh-1{right:-8px;top:-8px}
.eh-2{left:-8px;bottom:-6px;transform:rotate(12deg)}
.eh-3{right:16%;bottom:14%;transform:rotate(8deg)}


/* ============================================================
   信封 · 响应式：手机端单列错落 + 信封缩小
   ============================================================ */
@media (max-width:760px){
  .env-tilt{min-height:2150px;transform:none}
  .envelope{width:70%;top:4%;left:50%;aspect-ratio:16/10}
  .env-seal-note{display:none}
  .stp-e1,.stp-e2{display:none}
  .e1{left:3%;top:6%;width:38%;--rot:-3deg}
  .e2{left:54%;top:6%;width:34%;--rot:2.5deg}
  .e3{left:6%;top:19%;width:42%;--rot:-2.8deg}
  .e4{left:58%;top:18%;width:30%;--rot:2deg}
  .e5{left:3%;top:32%;width:38%;--rot:-2deg}
  .e6{left:54%;top:32%;width:34%;--rot:2.5deg}
  .e7{left:8%;top:45%;width:36%;--rot:-2deg}
  .e8{left:56%;top:44%;width:28%;--rot:2deg}
  .e9{left:3%;top:58%;width:28%;--rot:2.5deg}
  .e10{left:54%;top:58%;width:34%;--rot:-2.2deg}
  .e11{left:10%;top:71%;width:34%;--rot:-2.5deg}
  .e12{left:3%;top:84%;width:38%;--rot:2.2deg}
  .e13{left:54%;top:84%;width:32%;--rot:-1.8deg}
  .e14{left:10%;top:97%;width:38%;--rot:-2deg}
  .env-star2{display:none}
}

/* ============================================================
   摄像作品 · 分类标签 + 详情展开
   ============================================================ */
.vw-block{margin:clamp(2.6rem,7vh,4.2rem) 0 1rem}
.vw-title{
  font-family:var(--font-cn);font-weight:700;color:var(--ink);
  font-size:clamp(1.5rem,3.2vw,2rem);letter-spacing:.1em;
  display:flex;align-items:center;gap:.7rem;margin-bottom:1.5rem;
}
.vw-title::before{
  content:"";width:13px;height:13px;background:var(--accent);
  border-radius:3px;transform:rotate(45deg);flex:none;
}
/* ---- 横向标签（白色卡片 + 手账贴纸感） ---- */
.vw-tabs{display:flex;gap:clamp(.9rem,2vw,1.5rem);flex-wrap:wrap;margin-bottom:2rem}
.vw-tab{
  position:relative;border:1px solid rgba(86,85,73,.18);background:#fff;
  border-radius:10px;padding:.8rem 1.5rem;
  font-family:var(--font-cn);font-size:1rem;color:var(--ink-2);letter-spacing:.05em;
  cursor:pointer;box-shadow:0 12px 24px -16px rgba(70,50,30,.32);
  transition:transform .3s cubic-bezier(.34,1.56,.64,1),box-shadow .3s,border-color .3s,background .3s,color .3s;
}
.vw-tab:nth-child(1){transform:rotate(-1.4deg)}
.vw-tab:nth-child(2){transform:rotate(1.1deg)}
.vw-tab:nth-child(3){transform:rotate(-1deg)}
.vw-tab:nth-child(4){transform:rotate(1.6deg)}
.vw-tab:hover{transform:translateY(-4px) rotate(-.5deg) scale(1.02);box-shadow:0 18px 32px -16px rgba(70,50,30,.38)}
.vw-tab:active{transform:scale(.93)}
.vw-tab.active{
  border-color:var(--accent);background:#F2FBFE;color:var(--ink);font-weight:600;
  transform:translateY(-5px) scale(1.03);
  box-shadow:0 20px 36px -18px rgba(50,202,249,.5);
}
/* 标签上的小胶带装饰 */
.vw-tab::before{
  content:"";position:absolute;top:-8px;left:18%;width:34px;height:13px;
  background:repeating-linear-gradient(90deg,rgba(255,255,255,.5) 0 5px,rgba(255,255,255,0) 5px 10px),
             rgba(166,208,197,.75);
  transform:rotate(-8deg);opacity:.85;
}
.vw-tab:nth-child(2)::before{background:repeating-linear-gradient(90deg,rgba(255,255,255,.5) 0 5px,rgba(255,255,255,0) 5px 10px),rgba(236,178,168,.78)}
.vw-tab:nth-child(3)::before{background:repeating-linear-gradient(90deg,rgba(255,255,255,.5) 0 5px,rgba(255,255,255,0) 5px 10px),rgba(240,211,140,.8)}
.vw-tab:nth-child(4)::before{background:repeating-linear-gradient(90deg,rgba(255,255,255,.5) 0 5px,rgba(255,255,255,0) 5px 10px),rgba(178,206,216,.8)}
.vw-tab.active::after{
  content:"✦";position:absolute;right:-10px;top:-12px;font-size:1rem;color:#E5ACA3;transform:rotate(12deg);
}

/* ---- 详情面板：左视频 72% / 右简介 28% ---- */
.vw-panels{position:relative}
.vw-panel{display:none}
.vw-panel.active{
  display:grid;
  grid-template-columns:minmax(0,72fr) minmax(0,28fr);
  gap:clamp(1.2rem,2.6vw,2rem);align-items:start;
  animation:vwPanelIn .6s cubic-bezier(.22,.61,.36,1) both;
}
@keyframes vwPanelIn{
  from{opacity:0;transform:translateY(20px)}
  to{opacity:1;transform:none}
}

/* ---- 视频区（主体） ---- */
.vw-video{display:flex;flex-direction:column;min-width:0}
.video-frame{
  position:relative;aspect-ratio:16/9;border-radius:10px;overflow:hidden;
  background:linear-gradient(160deg,#383430,#201E1B);
  box-shadow:0 26px 52px -24px rgba(40,30,20,.55);
}
.video-el{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;background:#000}
.video-ph{
  position:absolute;inset:0;display:grid;place-items:center;align-content:center;gap:.7rem;
  background:
    radial-gradient(circle at 30% 22%, rgba(255,255,255,.09), transparent 46%),
    repeating-linear-gradient(0deg,rgba(255,255,255,.02) 0 2px,transparent 2px 4px),
    linear-gradient(160deg,#3B3630,#232019);
  color:rgba(255,255,255,.66);text-align:center;
}
.vp-icon{font-size:2.8rem;opacity:.85;animation:hintPulse 2.6s ease-in-out infinite}
.video-ph p{font-family:var(--font-cn);font-size:.92rem;letter-spacing:.12em}
/* 视频框角落胶带 */
.vw-tape{opacity:.8}
.vw-tape.t1{top:14px;left:16px;transform:rotate(-8deg)}
.vw-tape.t2{top:14px;right:16px;transform:rotate(7deg)}

/* 播放器控制条 */
.video-controls{
  display:flex;align-items:center;gap:.8rem;margin-top:.7rem;
  background:#fff;border:1px solid rgba(86,85,73,.14);border-radius:9px;
  padding:.5rem .85rem;box-shadow:0 10px 22px -16px rgba(70,50,30,.32);
}
.vc-play{
  width:34px;height:34px;border-radius:50%;border:0;cursor:pointer;flex:none;
  background:var(--ink-2);color:#fff;font-size:.8rem;line-height:1;
  display:grid;place-items:center;transition:background .3s,transform .2s;
}
.vc-play:hover{background:var(--ink)}
.vc-play:active{transform:scale(.88)}
.vc-progress{
  flex:1;height:6px;border-radius:99px;background:rgba(86,85,73,.16);
  cursor:pointer;position:relative;
}
.vc-bar{
  position:absolute;left:0;top:0;bottom:0;width:0%;border-radius:99px;
  background:var(--accent);pointer-events:none;
}
.vc-time{font-family:var(--font-serif);font-size:.72rem;color:var(--ink-3);letter-spacing:.05em;white-space:nowrap}

/* ---- 简介区（25-30%，留白充足） ---- */
.vw-info{
  position:relative;background:#fff;border:1px solid rgba(86,85,73,.14);border-radius:10px;
  padding:1.6rem 1.5rem 1.8rem;box-shadow:0 16px 34px -22px rgba(70,50,30,.34);
}
.vi-title{
  font-family:var(--font-cn);font-weight:700;color:var(--ink);
  font-size:clamp(1.15rem,2.2vw,1.4rem);letter-spacing:.05em;margin-bottom:1.2rem;
}
.vi-meta{margin:0 0 .6rem}
.vi-meta div{
  display:flex;justify-content:space-between;align-items:baseline;gap:1rem;
  padding:.5rem 0;border-bottom:1px dashed rgba(86,85,73,.14);
}
.vi-meta div:last-child{border-bottom:0}
.vi-meta dt{font-family:var(--font-serif);font-size:.74rem;color:var(--ink-3);letter-spacing:.12em;flex:none}
.vi-meta dd{font-family:var(--font-cn);font-size:.92rem;color:var(--ink);text-align:right}
.vi-intro,.vi-note{margin-top:1.15rem}
.vi-intro h5,.vi-note h5{
  font-family:var(--font-cn);font-size:.8rem;font-weight:600;color:var(--accent);
  letter-spacing:.14em;margin-bottom:.4rem;
}
.vi-intro p,.vi-note p{font-size:.88rem;color:var(--ink-3);line-height:1.85}
/* 简介卡装饰：星星贴纸 + 左侧胶带 */
.vw-sticker{position:absolute;right:.9rem;top:.85rem;font-size:1.15rem;color:#E5ACA3;transform:rotate(12deg)}
.vi-washi{
  position:absolute;left:-8px;top:16%;width:18px;height:64px;
  background:repeating-linear-gradient(180deg,rgba(255,255,255,.5) 0 5px,rgba(255,255,255,0) 5px 10px),
             rgba(166,208,197,.75);
  transform:rotate(-4deg);opacity:.8;
}
.vw-info:nth-child(2) .vi-washi{background:repeating-linear-gradient(180deg,rgba(255,255,255,.5) 0 5px,rgba(255,255,255,0) 5px 10px),rgba(236,178,168,.78)}

/* ---- 摄像作品 · 响应式：平板/手机上下结构（视频在上） ---- */
@media (max-width:900px){
  .vw-panel.active{grid-template-columns:1fr}
  .vw-info{order:2}
}
@media (max-width:560px){
  .vw-tabs{gap:.7rem}
  .vw-tab{padding:.65rem 1.05rem;font-size:.92rem}
  .video-controls{padding:.45rem .7rem}
}

/* ============================================================
   全局 · 剪贴手账材质与光影（模拟相机俯视实拍真实纸面）
   —— 基底纸张纹理 / 柔和弥散投影 / 2-7°轻微旋转 / 撕边纸片 / 纸胶带
   ============================================================ */
:root{
  --paper-noise:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3CfeComponentTransfer%3E%3CfeFuncA type='linear' slope='0.055'/%3E%3C/feComponentTransfer%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(%23n)'/%3E%3C/svg%3E");
  --torn-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='t'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.045' numOctaves='2' seed='7'/%3E%3CfeDisplacementMap in='SourceGraphic' scale='11'/%3E%3C/filter%3E%3Crect width='240' height='240' filter='url(%23t)'/%3E%3C/svg%3E");
}

/* ---- 1. 基底：牛皮纸/纸板纹理 + 自然明暗渐变（不再光滑纯色） ---- */
body{
  background-color:#E9E2D0;
  background-image:
    radial-gradient(130% 90% at 50% 0%, rgba(255,255,255,.40), rgba(255,255,255,0) 62%),
    radial-gradient(130% 130% at 50% 115%, rgba(120,95,60,.13), rgba(120,95,60,0) 55%),
    var(--paper-noise);
  background-attachment:fixed;
}
/* 各板块在纸面上保留轻微色调差异，纹理连续 */
.sec.works{
  background-color:#F1EADA;
  background-image:var(--paper-noise),linear-gradient(180deg,#F4EEDF,#ECE4D1);
}
.sec.operation{
  background-color:#F0EADB;
  background-image:var(--paper-noise),linear-gradient(180deg,#F2ECDF,#EAE3D2);
}
.sec.planning{
  background-color:#F1EADA;
  background-image:var(--paper-noise),linear-gradient(180deg,#F3EDDE,#EBE3D0);
}
.sec.about{
  background-image:var(--paper-noise),
    radial-gradient(120% 95% at 50% 8%, #F6F1E4 0%, #EDE7D6 58%, #E5DECA 100%);
}
.contact{
  background-image:var(--paper-noise),linear-gradient(180deg,#F3EDDE,#EBE3D0);
}
.footer{background-color:transparent}

/* ---- 2. 纸片材质：所有卡片统一带纸纹 + 柔和弥散投影 ---- */
.m-card,.d-card,.proj-card,.plan-item,.vs-box,.copy-card,.copy-strip,
.brand-card,.c-card,.vw-info,.video-controls,.info-chips .chip,
.intro-note,.masonry .m-card,.env-photo,.polaroid,.hobby-photo,.stamp,.vw-tab{
  background-image:var(--paper-noise),linear-gradient(180deg,#FCF8ED,#F2EBD9);
  box-shadow:
    0 12px 28px -14px rgba(90,70,40,.40),
    0 3px 9px -4px rgba(90,70,40,.20),
    inset 0 1px 0 rgba(255,255,255,.6);
}
/* 照片类白卡保持接近纸白 */
.env-photo,.polaroid,.hobby-photo,.stamp{
  background-image:var(--paper-noise),linear-gradient(180deg,#FEFEFB,#F6F0E3);
}
/* 占位图框：带纸纹与内嵌光影，保留虚线提示 */
.ph{
  background-image:var(--paper-noise),linear-gradient(180deg,#EFE9DB,#E5DECC);
  box-shadow:inset 0 2px 10px rgba(120,95,60,.18), inset 0 -2px 8px rgba(255,255,255,.5);
}

/* ---- 3. 撕纸毛边（部分便签 / 小卡 / 卡片） ---- */
.sticky,.mini-card,.vs-box,.c-card,.in-note{
  -webkit-mask-image:var(--torn-mask);
  mask-image:var(--torn-mask);
  -webkit-mask-size:100% 100%;
  mask-size:100% 100%;
}
/* 撕边元素的阴影随纸边自然弥散 */
.sticky,.mini-card,.vs-box,.c-card{
  box-shadow:0 12px 26px -14px rgba(90,70,40,.42), 0 3px 8px -4px rgba(90,70,40,.2);
}

/* ---- 4. 轻微旋转 + 错落偏移（打破规整网格） ---- */
/* 数据卡 */
.d-card:nth-child(1){transform:rotate(-1.4deg) translateY(2px)}
.d-card:nth-child(2){transform:rotate(1.8deg) translateY(-3px)}
.d-card:nth-child(3){transform:rotate(-1.2deg) translateY(1px)}
.d-card:nth-child(4){transform:rotate(1.5deg) translateY(-2px)}
.d-card:nth-child(5){transform:rotate(-1.8deg) translateY(3px)}
.d-card:nth-child(6){transform:rotate(1.2deg) translateY(-1px)}
/* 项目卡 */
.proj-card:nth-child(1){transform:rotate(-1.3deg) translateY(2px)}
.proj-card:nth-child(2){transform:rotate(1.6deg) translateY(-2px)}
.proj-card:nth-child(3){transform:rotate(-1.5deg) translateY(3px)}
/* 方案卡 */
.plan-item:nth-child(1){transform:rotate(-1.8deg) translateY(2px)}
.plan-item:nth-child(2){transform:rotate(1.4deg) translateY(-2px)}
.plan-item:nth-child(3){transform:rotate(-1.2deg) translateY(3px)}
.plan-item:nth-child(4){transform:rotate(1.8deg) translateY(-1px)}
/* 现状对比卡 */
.vs-box:nth-child(1){transform:rotate(-1.6deg) translateY(2px)}
.vs-box:nth-child(2){transform:rotate(1.6deg) translateY(-2px)}
/* 文案卡 */
.copy-card:nth-child(1){transform:rotate(-1.4deg) translateY(2px)}
.copy-card:nth-child(2){transform:rotate(1.6deg) translateY(-2px)}
.copy-card:nth-child(3){transform:rotate(-1.2deg) translateY(3px)}
/* 品牌卡 */
.brand-card:nth-child(1){transform:rotate(-1.6deg) translateY(2px)}
.brand-card:nth-child(2){transform:rotate(1.4deg) translateY(-2px)}
.brand-card:nth-child(3){transform:rotate(-1.3deg) translateY(3px)}
/* 联系卡 */
.c-card:nth-child(1){transform:rotate(-2.4deg) translateY(3px)}
.c-card:nth-child(2){transform:rotate(2deg) translateY(-3px)}
.c-card:nth-child(3){transform:rotate(-2deg) translateY(2px)}
/* 作品图网格：轻微旋转打破整齐 */
.grid-3 figure:nth-child(odd) .ph,.grid-4 figure:nth-child(odd) .ph,.grid-5 figure:nth-child(odd) .ph{transform:rotate(-1.7deg) translateY(2px)}
.grid-3 figure:nth-child(even) .ph,.grid-4 figure:nth-child(even) .ph,.grid-5 figure:nth-child(even) .ph{transform:rotate(1.6deg) translateY(-2px)}
.grid-3 figure:nth-child(3n) .ph,.grid-4 figure:nth-child(3n) .ph,.grid-5 figure:nth-child(3n) .ph{transform:rotate(-1deg) translateY(1px)}

/* ---- 5. 纸胶带固定照片卡片边角 ---- */
.grid-3 figure,.grid-4 figure,.grid-5 figure{position:relative}
.grid-3 figure::before,.grid-4 figure::before,.grid-5 figure::before{
  content:"";position:absolute;top:-9px;left:22%;z-index:3;
  width:58px;height:16px;pointer-events:none;
  background:repeating-linear-gradient(90deg,rgba(255,255,255,.45) 0 5px,rgba(255,255,255,0) 5px 10px),
             rgba(166,208,197,.75);
  transform:rotate(-7deg);
  box-shadow:0 2px 5px rgba(0,0,0,.10);
  opacity:.88;
}
.grid-3 figure:nth-child(even)::before,.grid-4 figure:nth-child(even)::before,.grid-5 figure:nth-child(even)::before{
  background:repeating-linear-gradient(90deg,rgba(255,255,255,.45) 0 5px,rgba(255,255,255,0) 5px 10px),
             rgba(236,178,168,.78);
  transform:rotate(6deg);
}

/* ---- 6. 联系卡：纸胶带 + 撕边 ---- */
.c-card{position:relative;border-radius:3px;padding-top:1.5rem}
.c-card::before{
  content:"";position:absolute;top:-9px;left:50%;transform:translateX(-50%) rotate(-4deg);
  width:54px;height:15px;z-index:2;
  background:repeating-linear-gradient(90deg,rgba(255,255,255,.45) 0 5px,rgba(255,255,255,0) 5px 10px),
             rgba(240,211,140,.8);
  box-shadow:0 2px 5px rgba(0,0,0,.10);
}

/* ---- 7. 作品分类标签：纸质便签贴纸（去掉网页圆角按钮感） ---- */
.vw-tab{
  border-radius:4px;
  background-image:var(--paper-noise),linear-gradient(180deg,#FDFAF0,#F1EAD9);
  border-color:rgba(86,85,73,.24);
}
.vw-tab.active{
  background-image:var(--paper-noise),linear-gradient(180deg,#FFF6D4,#F6E7B6);
  border-color:var(--accent);
}

/* ---- 8. 视频播放器：贴在手账上的实体卡片 ---- */
.vw-video{
  position:relative;
  background-image:var(--paper-noise),linear-gradient(180deg,#FDFBF2,#F0E8D6);
  border-radius:8px;padding:12px 12px 10px;
  box-shadow:0 22px 46px -20px rgba(90,70,40,.5), 0 5px 12px -5px rgba(90,70,40,.22),
             inset 0 1px 0 rgba(255,255,255,.6);
}
.video-frame{border-radius:6px;box-shadow:0 10px 24px -14px rgba(0,0,0,.55)}
.video-controls{
  background-image:var(--paper-noise),linear-gradient(180deg,#FCF8ED,#F1EAD9);
  border-radius:6px;margin-top:10px;
}
/* 视频卡边角纸胶带 */
.vw-video::before,.vw-video::after{
  content:"";position:absolute;top:-10px;z-index:4;
  width:64px;height:18px;pointer-events:none;opacity:.88;
  background:repeating-linear-gradient(90deg,rgba(255,255,255,.45) 0 5px,rgba(255,255,255,0) 5px 10px),
             rgba(166,208,197,.75);
  box-shadow:0 2px 5px rgba(0,0,0,.10);
}
.vw-video::before{left:14%;transform:rotate(-7deg)}
.vw-video::after{right:14%;transform:rotate(6deg);background:repeating-linear-gradient(90deg,rgba(255,255,255,.45) 0 5px,rgba(255,255,255,0) 5px 10px),rgba(236,178,168,.78)}

/* ---- 9. 简介笔记本桌面的图钉装饰 ---- */
.pushpin{
  position:absolute;top:-12px;right:13%;z-index:9;pointer-events:none;
  width:17px;height:17px;border-radius:50%;
  background:radial-gradient(circle at 34% 28%, #F08A7D, #D1495B 62%, #A92E3F);
  box-shadow:0 4px 8px -3px rgba(120,40,40,.55), inset 0 1px 0 rgba(255,255,255,.45);
}
.pushpin::after{
  content:"";position:absolute;left:50%;bottom:-9px;width:2.5px;height:10px;
  transform:translateX(-50%);
  background:linear-gradient(180deg,#8F8D88,#C9C6C0);
}

/* ---- 10. 页面切换：平滑淡入过渡（导航跳转时触发） ---- */
.sec.sec-enter>*{
  animation:secFade .8s cubic-bezier(.22,.61,.36,1) both;
}
@keyframes secFade{
  from{opacity:0;transform:translateY(18px)}
  to{opacity:1;transform:none}
}
@media (prefers-reduced-motion:reduce){
  .sec.sec-enter>*{animation:none}
  body{background-attachment:scroll}
}

/* ============================================================
   笔记本照片墙（第3-4页完整照片墙；第1-2页小照片占位）
   —— 拍立得错落拼贴、手绘细线连接、夹子/胶带/星星/邮票点缀
   ============================================================ */
/* 照片间手绘细连接线 */
.pw-lines{
  position:absolute;inset:0;width:100%;height:100%;
  z-index:1;pointer-events:none;
}
.pw-lines .ln{
  fill:none;stroke:rgba(96,84,60,.42);
  stroke-width:1.2;stroke-dasharray:4 3;stroke-linecap:round;
  vector-effect:non-scaling-stroke;
}

/* 拍立得照片（白边 + 纸纹 + 柔和投影） */
.pw-photo{
  position:absolute;margin:0;z-index:2;
  background-image:var(--paper-noise),linear-gradient(180deg,#FEFEFB,#F5EFE3);
  padding:7px 7px 9px;border-radius:2px;
  box-shadow:0 14px 30px -15px rgba(80,60,30,.48), 0 3px 8px -4px rgba(80,60,30,.2);
  transition:transform .4s cubic-bezier(.22,.61,.36,1),box-shadow .4s;
}
.pw-photo:hover{
  transform:translateY(-4px) rotate(0deg) !important;
  box-shadow:0 22px 44px -18px rgba(80,60,30,.55), 0 4px 10px -4px rgba(80,60,30,.22);
  z-index:8;
}
.pw-photo .ph{
  width:100%;aspect-ratio:var(--ar,4/5);
  background-image:var(--paper-noise),linear-gradient(180deg,#EDE7D9,#E2DBC6);
}
.pw-photo img{
  width:100%;aspect-ratio:var(--ar,4/5);
  object-fit:cover;display:block;border-radius:1px;
}

/* ---- 第1-2页：小照片占位 ---- */
.pw-p1a{left:5%;top:68%;width:30%;--ar:16/9;transform:rotate(-2.5deg)}
.pw-p1b{left:63%;top:70%;width:28%;--ar:16/9;transform:rotate(2.2deg)}
.pw-p2b{left:63%;top:64%;width:26%;--ar:3/2;transform:rotate(2.3deg)}

/* ---- 第3-4页：完整照片墙位置与旋转 ---- */
.pw-01{left:4%;top:4%;width:25%;--ar:3/4;transform:rotate(-2.5deg)}
.pw-02{left:36%;top:8%;width:22%;--ar:3/4;transform:rotate(2deg)}
.pw-03{left:64%;top:3%;width:32%;--ar:16/9;transform:rotate(-1.5deg)}
.pw-04{left:6%;top:54%;width:25%;--ar:3/4;transform:rotate(2.5deg)}
.pw-05{left:38%;top:52%;width:40%;--ar:4/3;transform:rotate(-1.8deg)}
.pw-06{left:4%;top:5%;width:25%;--ar:3/4;transform:rotate(2deg)}
.pw-07{left:35%;top:3%;width:34%;--ar:16/9;transform:rotate(-1.5deg)}
.pw-08{left:74%;top:9%;width:23%;--ar:3/4;transform:rotate(-2.5deg)}
.pw-09{left:5%;top:54%;width:23%;--ar:3/4;transform:rotate(2.2deg)}
.pw-10{left:34%;top:52%;width:44%;--ar:16/9;transform:rotate(-2deg)}

/* 夹子（木质小夹） */
.clip{
  position:absolute;left:50%;top:-9px;z-index:6;
  transform:translateX(-50%) rotate(-5deg);
  width:24px;height:34px;border-radius:3px;
  background:linear-gradient(180deg,#D4B183,#B08A5C 55%,#967348);
  box-shadow:0 3px 7px -2px rgba(80,60,30,.55), inset 0 1px 0 rgba(255,255,255,.4);
}
.clip::before{
  content:"";position:absolute;left:0;right:0;top:52%;height:4px;
  background:rgba(80,60,30,.4);
}
/* 照片上纸胶带 */
.pw-t1{top:-9px;left:20%;transform:rotate(-7deg)}
.pw-t2{top:-9px;right:16%;transform:rotate(6deg)}

/* 星星贴纸 */
.pw-star{
  position:absolute;z-index:6;font-size:1.05rem;line-height:1;
  color:#E8A79C;text-shadow:0 1px 2px rgba(120,60,50,.3);pointer-events:none;
}
.st-a{left:-9px;top:-10px;transform:rotate(-12deg)}
.st-b{right:-10px;bottom:-9px;transform:rotate(10deg)}
.st-c{right:-9px;top:-10px;transform:rotate(14deg)}
.st-d{left:-10px;bottom:-9px;transform:rotate(-8deg)}
.st-e{right:5%;bottom:2%;font-size:1.35rem;transform:rotate(8deg)}

/* 邮票圆章 */
.pw-stamp{
  position:absolute;right:-10px;bottom:-10px;z-index:6;
  width:40px;height:40px;border:1.5px solid rgba(190,158,96,.6);border-radius:50%;
  display:grid;place-items:center;
  font-family:var(--font-serif);font-size:.5rem;letter-spacing:.1em;
  color:rgba(190,158,96,.85);transform:rotate(-8deg);
  background:rgba(255,255,255,.35);pointer-events:none;
}
.pw-stamp::after{content:"";position:absolute;inset:4px;border:1px dashed rgba(190,158,96,.4);border-radius:50%}


/* 点缀：英文小字 / 红色细线 / 回形针 / 小卡片 */
.pw-text{
  position:absolute;z-index:5;font-family:var(--font-script);
  color:rgba(96,93,83,.6);font-size:clamp(1rem,2vw,1.35rem);line-height:1;
  transform:rotate(-4deg);pointer-events:none;
}
.tx-1{left:3%;top:87%}
.tx-2{right:3%;top:87%}
.pw-squiggle{position:absolute;width:84px;height:12px;z-index:5;pointer-events:none}
.sq-1{left:36%;top:91%}
.sq-2{right:28%;top:91%}
.pw-clip-svg{
  position:absolute;left:46%;top:3%;width:26px;height:26px;z-index:5;
  transform:rotate(14deg);pointer-events:none;opacity:.75;
}
.pw-tag{
  position:absolute;z-index:5;
  font-family:var(--font-serif);font-size:.62rem;letter-spacing:.14em;
  color:rgba(96,93,83,.8);background:#fff;border:1px solid rgba(86,85,73,.16);
  padding:.28rem .55rem;border-radius:3px;
  box-shadow:0 6px 14px -8px rgba(70,50,30,.35);
  transform:rotate(-3deg);pointer-events:none;
}
.leaf-back .pw-tag{left:72%;top:90%}
.page-right-base .pw-tag{right:5%;top:90%}

/* ============================================================
   照片墙 · 手机端：双页上下堆叠，固定页高错落排布
   ============================================================ */
@media (max-width:760px){
  .notebook-pages{overflow:visible}
  .leaf-face{position:relative}
  .page-left{min-height:1150px}
  .leaf-front{min-height:1150px}
  .leaf-back{min-height:1950px}
  .page-right-base{min-height:1950px}
  /* 第1-2页小照片 */
  .pw-p1a{left:4%;top:56%;width:40%;--ar:16/9}
  .pw-p1b{left:56%;top:60%;width:36%;--ar:16/9}
    .pw-p2b{left:58%;top:72%;width:34%;--ar:3/2}
  /* 第3页照片墙（5张） */
  .pw-01{left:4%;top:4%;width:38%;--ar:3/4}
  .pw-02{left:52%;top:5%;width:34%;--ar:3/4}
  .pw-03{left:7%;top:30%;width:52%;--ar:16/9}
  .pw-04{left:4%;top:52%;width:36%;--ar:3/4}
  .pw-05{left:46%;top:52%;width:50%;--ar:4/3}
  /* 第4页照片墙（5张） */
  .pw-06{left:4%;top:4%;width:36%;--ar:3/4}
  .pw-07{left:46%;top:4%;width:50%;--ar:16/9}
  .pw-08{left:4%;top:30%;width:34%;--ar:3/4}
  .pw-09{left:46%;top:32%;width:40%;--ar:3/4}
  .pw-10{left:8%;top:56%;width:58%;--ar:16/9}

  .tx-1{left:3%;top:96%}
  .tx-2{right:3%;top:96%}
  .pw-squiggle,.pw-tag{display:none}
}

/* 拍立得保持纸白（覆盖全局材质规则的暖纸色） */
.env-photos .env-photo{
  background-image:var(--paper-noise),linear-gradient(180deg,#FEFEFB,#F5EFE3);
}

/* 视频真实加载后隐藏占位层 */
.video-ph.hide{opacity:0;pointer-events:none;transition:opacity .5s}

/* ============================================================
   核心能力便签（关于我页第2页，风格与页面手账统一）
   ============================================================ */
.cap-note{
  position:absolute;left:3%;top:60%;width:max-content;max-width:60%;z-index:5;
  font-family:var(--font-cn);color:#5C4B1E;
  background:linear-gradient(180deg,#FFF6B0,#FFED8F);
  border-radius:4px;
  /* 高度自适应文字 + 上下左右安全边距，不移除 mask 会裁切文字 */
  padding:1rem 1.05rem 1.1rem 1.3rem;
  box-shadow:0 14px 28px -14px rgba(80,60,30,.45), inset 0 1px 0 rgba(255,255,255,.6);
  transform:rotate(-2deg);
  text-align:left;
}
.cap-note h4{
  font-family:var(--font-cn);font-weight:700;font-size:1rem;
  color:#5C4B1E;letter-spacing:.05em;margin:0 0 .6rem;
  line-height:1.7;white-space:nowrap;
}
.cap-note p{
  font-size:1rem;line-height:1.75;color:#6B5730;margin:0;
  white-space:nowrap;
}
/* 便签底部手写横线 */
.cap-note::after{
  content:"";position:absolute;left:12%;right:12%;bottom:9px;height:1px;
  background:repeating-linear-gradient(90deg,rgba(92,75,30,.35) 0 4px,transparent 4px 8px);
}
@media (max-width:760px){
  .cap-note{left:4%;top:56%;width:max-content;max-width:90%}
}

/* ============================================================
   账号运营 · 页眉 + 大纸张卡片 + 黄色便签（手账活页风格）
   ============================================================ */
.op-scene{position:relative;max-width:1160px;margin:0 auto;padding-top:.4rem}

/* ---- 页眉（大标题 + 引言，非便签样式） ---- */
.op-head{position:relative;margin-bottom:3.4rem;padding-top:.6rem}
.op-title{
  font-family:var(--font-cn);font-weight:700;color:var(--ink);
  font-size:clamp(2rem,5vw,3rem);letter-spacing:.14em;
  display:flex;align-items:center;gap:.9rem;
}
.op-title::before{
  content:"";width:15px;height:15px;background:var(--accent);
  border-radius:3px;transform:rotate(45deg);flex:none;
}
.op-intro{
  margin-top:1.1rem;max-width:92%;
  font-family:var(--font-cn);font-size:1rem;color:var(--ink-3);line-height:1.6;
  text-wrap:pretty; /* 防止最后一行只剩短词 */
}
.op-tape{opacity:.85}
.ot-1{top:-12px;left:2%;transform:rotate(-5deg)}
.ot-2{top:-10px;right:4%;transform:rotate(4deg)}
.op-head .op-star{position:absolute;font-size:1.15rem;color:#E5ACA3;line-height:1;pointer-events:none}
.os-1{left:8%;top:14%;transform:rotate(-10deg)}
.os-2{right:9%;top:58%;transform:rotate(12deg)}

/* ---- 大纸张项目卡片（米白纸、圆角、柔和纸张阴影，非便签） ---- */
.paper-card{
  position:relative;
  width:min(680px,70%);
  background-image:var(--paper-noise),linear-gradient(180deg,#FDFBF2,#F2EBD9);
  border-radius:10px;
  padding:2rem 2.2rem 1.8rem;
  box-shadow:
    0 22px 46px -24px rgba(90,70,40,.46),
    0 5px 12px -6px rgba(90,70,40,.22),
    inset 0 1px 0 rgba(255,255,255,.6);
}
.pc-1{width:min(880px,78%);transform:rotate(-.7deg)}
.pc-2{width:min(880px,80%);margin:4.4rem 0 0 auto;transform:rotate(.8deg)}
.pc-3{width:min(880px,78%);margin:4.4rem 0 1rem;transform:rotate(-.5deg)}
.op-card-tape{opacity:.85}
.ct-1{top:-11px;left:8%;transform:rotate(-6deg)}
.ct-2{top:-11px;right:8%;transform:rotate(5deg)}

.pc-head{display:flex;align-items:baseline;gap:.85rem;flex-wrap:wrap;margin-bottom:1.05rem}
.pc-head h4{font-family:var(--font-cn);font-weight:700;color:var(--ink);font-size:clamp(1.2rem,2.4vw,1.5rem);letter-spacing:.04em;line-height:1.6;word-break:normal}
.pc-tag{font-family:var(--font-serif);font-size:.78rem;color:var(--accent);letter-spacing:.16em}
.pc-intro{font-family:var(--font-cn);font-size:.95rem;color:var(--ink-3);line-height:1.6;word-break:normal;margin-bottom:1.15rem}
.pc-points{list-style:none;margin:0 0 1.35rem}
.pc-points li{
  position:relative;padding-left:1.2rem;margin-bottom:.55rem;
  font-family:var(--font-cn);font-size:.92rem;color:var(--ink-2);line-height:1.6;word-break:normal;
}
.pc-points li::before{
  content:"";position:absolute;left:0;top:.6em;
  width:7px;height:7px;border-radius:50%;background:var(--accent);
}
/* 关键数据：加粗突出 */
.pc-data{
  display:flex;flex-wrap:wrap;align-items:center;gap:.4rem 2.4rem;
  background:rgba(255,255,255,.62);
  border:1px solid rgba(86,85,73,.12);border-radius:8px;
  padding:1rem 1.2rem;margin-bottom:1.25rem;
}
.pc-data-label{font-family:var(--font-serif);font-size:.76rem;color:var(--ink-3);letter-spacing:.16em}
.pc-data b{font-family:var(--font-cn);font-weight:700;font-size:1.02rem;color:var(--ink);line-height:1.6;white-space:nowrap;word-break:normal}
.pc-data .pc-brand{white-space:normal;word-break:normal;line-height:1.7}
/* 品牌项目容器：加宽加高，保证文字完整展示 */
.pc-2 .pc-data{padding:1.1rem 1.3rem;align-items:flex-start}
/* ---- 图片占位框（仅占位，显示提示文字，不挤压文字） ---- */
.pc-ph{
  position:relative;width:100%;height:180px;flex:none;
  border:1.5px dashed rgba(86,85,73,.32);border-radius:8px;
  background-image:var(--paper-noise),linear-gradient(180deg,#EFE9DB,#E4DECB);
  display:grid;place-items:center;text-align:center;
  font-family:var(--font-cn);font-size:.92rem;letter-spacing:.04em;
  color:rgba(96,93,83,.78);line-height:1.6;word-break:normal;
  padding:1rem;margin-bottom:1.5rem;
}
/* 卡片2：左图-右文字分栏 */
.pc-2 .pc-split{display:flex;gap:1.8rem;align-items:stretch}
.pc-2 .pc-split .pc-photos{width:44%;flex:none;margin-bottom:0}
.pc-2 .pc-split .pc-body{flex:1;min-width:0}

/* ---- 多照片占位区（绝对定位错落，保持图片原始比例，仅占位不填充真实图片） ---- */
.pc-photos{position:relative;width:100%;margin-bottom:1.7rem}
.pc-photos-1{height:400px}
.pc-photos-2{height:390px}
.pc-photos-3{height:630px;margin-bottom:1.4rem}
.op-shot{
  position:absolute;
  left:var(--x,0);top:var(--y,0);width:var(--w,160px);
  aspect-ratio:var(--ar,0.46);
  border:1.5px dashed rgba(86,85,73,.32);border-radius:6px;
  background-image:var(--paper-noise),linear-gradient(180deg,#EFE9DB,#E4DECB);
  display:grid;place-items:center;text-align:center;
  font-family:var(--font-cn);font-size:.7rem;line-height:1.6;
  color:rgba(96,93,83,.75);letter-spacing:.02em;
  padding:.4rem;
  transform:rotate(var(--rot,0deg));
  word-break:normal;
}
.op-shot img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block;
  border-radius:4px;
  box-shadow:0 5px 12px -5px rgba(80,60,30,.4);
}

/* 底部文字超链接（普通文字链接样式） */
.pc-link{
  font-family:var(--font-cn);font-size:.92rem;color:var(--accent);
  text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px;
}
.pc-link:hover{color:var(--ink)}

/* ---- 点缀：图钉 ---- */
.op-pin{
  position:absolute;left:5%;bottom:6%;width:15px;height:15px;border-radius:50%;
  background:radial-gradient(circle at 34% 28%, #F08A7D, #D1495B 62%, #A92E3F);
  box-shadow:0 4px 8px -3px rgba(120,40,40,.5);pointer-events:none;
}
.op-pin::after{
  content:"";position:absolute;left:50%;bottom:-8px;width:2.5px;height:9px;
  transform:translateX(-50%);background:linear-gradient(180deg,#8F8D88,#C9C6C0);
}
.op-scene > .op-star.os-3{
  position:absolute;right:28%;bottom:4%;font-size:1.2rem;color:#E5ACA3;
  transform:rotate(8deg);line-height:1;pointer-events:none;
}

/* ---- 账号运营 · 响应式 ---- */
@media (max-width:900px){
  .paper-card,.paper-card.pc-2,.paper-card.pc-3{width:100%;margin-left:0}
  .pc-1,.pc-2,.pc-3{transform:none}
  .pc-2 .pc-split{flex-direction:column}
  .pc-photos{height:auto !important}
  .op-shot{position:static;display:inline-grid;vertical-align:top;width:calc(var(--w) * 0.55);margin:7px;font-size:.58rem}
  .pc-2 .pc-split .pc-photos{width:100%;margin-bottom:1.5rem}
  .pc-data b{white-space:normal} /* 移动端长数据项允许在逗号处换行，避免溢出 */
  .op-scene > .op-star.os-3{display:none}
  .op-pin{left:2%;bottom:2%}
}

/* ============================================================
   商务合作 · 项目卡片（沿用板块纸张卡片样式）
   ============================================================ */
.biz-card{
  width:min(920px,100%);
  margin-bottom:2.6rem;
}
.biz-card + .biz-card{margin-top:1rem}
/* 卡片顶部图片组（手账粘贴效果，±3-5°旋转） */
.biz-photos{
  display:flex;flex-wrap:wrap;gap:18px;align-items:flex-start;
  margin-bottom:1.5rem;
}
.biz-photo{
  position:relative;
  width:var(--w,180px);
  aspect-ratio:var(--ar,0.46);
  border:1.5px dashed rgba(86,85,73,.28);border-radius:6px;
  background-image:var(--paper-noise),linear-gradient(180deg,#EFE9DB,#E4DECB);
  display:grid;place-items:center;text-align:center;
  font-family:var(--font-cn);font-size:.75rem;line-height:1.6;
  color:rgba(96,93,83,.75);padding:.4rem;
  transform:rotate(var(--rot,0deg));
  box-shadow:0 6px 14px -8px rgba(80,60,30,.3);
  word-break:normal;
}
.biz-photo img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block;
  border-radius:4px;
}
/* 项目角色要点 */
.biz-list{list-style:none;margin:0 0 1rem}
.biz-list li{
  position:relative;padding-left:1.15rem;margin-bottom:.5rem;
  font-family:var(--font-cn);font-size:.94rem;color:var(--ink-2);
  line-height:1.7;word-break:normal;
}
.biz-list li::before{
  content:"";position:absolute;left:0;top:.6em;
  width:7px;height:7px;border-radius:50%;background:var(--accent);
}
/* 底部超链接按钮 */
.biz-link{
  display:inline-block;margin-top:1.3rem;padding:.6rem 1.1rem;
  background:rgba(255,255,255,.6);
  border:1px solid rgba(86,85,73,.16);border-radius:7px;
  font-family:var(--font-cn);font-size:.9rem;color:var(--accent);
  line-height:1.7;word-break:normal;text-decoration:none;
  box-shadow:0 10px 20px -14px rgba(80,60,30,.32);
  transition:transform .3s,color .3s,border-color .3s,box-shadow .3s;
}
.biz-link:hover{transform:translateY(-2px);color:var(--ink);border-color:rgba(50,202,249,.55);box-shadow:0 14px 26px -16px rgba(50,202,249,.4)}

@media (max-width:900px){
  .biz-photo{width:calc(var(--w) * 0.55)}
}