.page-flow{display:flex;flex-direction:column}.page-flow>.hero{order:1}.page-flow>.numbers{order:2}.page-flow>.cases{order:3}.page-flow>.lab{order:4}.page-flow>.intro{order:5}.page-flow>.statement{order:6}.page-flow>.contact{order:7}
:root{--ink:#332522;--muted:#806f65;--orange:#ff7a3d;--orange-deep:#e85f2d;--orange-light:#ffb56f;--cream:#fffaf3;--peach:#ffe8d2;--line:#f0d9c4;--white:rgba(255,255,255,.72);--blue:#6676d8;--cyan:#63d4dd;--purple:#b28be8;--pink:#f1a8cf;--shadow:0 18px 60px rgba(196,101,48,.13)}
body{background:radial-gradient(circle at 5% 8%,rgba(255,181,112,.36),transparent 25%),radial-gradient(circle at 88% 12%,rgba(191,225,224,.34),transparent 27%),radial-gradient(circle at 78% 54%,rgba(226,203,244,.28),transparent 27%),radial-gradient(circle at 18% 86%,rgba(255,216,177,.32),transparent 29%),linear-gradient(135deg,#fffdf8 0%,#fff8ef 48%,#fff0de 100%)}
.nav-wrap{background:rgba(255,254,250,.76);border-color:rgba(240,217,196,.92);box-shadow:0 10px 32px rgba(196,101,48,.09)}
.lang-switch{font-family:var(--font-mono);font-size:11px;font-weight:600;color:var(--orange-deep);padding-left:12px;border-left:1px solid var(--line)}
.resume-link{font-size:12px;font-weight:700;color:var(--orange-deep);padding:7px 12px;border:1px solid rgba(255,122,61,.35);border-radius:999px;background:rgba(255,255,255,.48);white-space:nowrap}.resume-link span{margin-left:3px}
.art-label i{font-style:normal;color:var(--orange-deep);font-size:15px;margin-left:4px;vertical-align:-1px}
.numbers{grid-template-columns:repeat(3,1fr)!important;gap:28px 20px}
.hero,.intro,.cases,.lab,.journey,.statement,.contact{background:transparent!important;border-radius:0}
.hero{margin-left:0;margin-right:0;padding-left:0;padding-right:0;background:radial-gradient(circle at 76% 42%,rgba(111,214,224,.24),transparent 27%),radial-gradient(circle at 94% 16%,rgba(219,177,246,.28),transparent 25%)!important}
.intro,.cases,.lab,.journey,.statement,.contact{margin-left:0;margin-right:0;padding-left:0;padding-right:0}
.portrait-fallback{display:none}
.portrait-img{position:relative;width:min(500px,108%);z-index:2;filter:drop-shadow(0 22px 16px rgba(99,52,20,.13))}
.hero h1{white-space:nowrap}
.resume-link span{display:inline-block;position:relative;font-size:17px;line-height:1;margin-left:6px;transform:translateY(1px)}.resume-link span::after{content:"";position:absolute;left:1px;right:1px;bottom:-3px;height:1.5px;border-radius:2px;background:currentColor}
.contact-grid{display:grid;grid-template-columns:minmax(0,1fr) 150px;gap:28px;align-items:start;margin-top:34px}.contact-details{display:grid;gap:12px}.contact-line{display:grid;grid-template-columns:112px minmax(0,1fr) auto;align-items:center;gap:12px;padding:14px 0;border-bottom:1px solid var(--line);font-size:14px}.contact-line strong{font-weight:600;overflow-wrap:anywhere}.contact-line>span:last-child{color:var(--orange);font-size:18px}.contact-label{color:var(--muted);font-size:12px}.wechat-card{margin:0;padding:10px;background:rgba(255,255,255,.72);border:1px solid var(--line);border-radius:18px;text-align:center;box-shadow:var(--shadow)}.wechat-card img{display:block;width:100%;height:auto;border-radius:10px}.wechat-card figcaption{font-size:11px;color:var(--muted);padding-top:7px}
.case-card{background:rgba(255,255,255,.64);border-color:rgba(102,118,216,.18)}
.case-grid{grid-template-columns:repeat(12,minmax(0,1fr));gap:26px}.case-card{grid-column:span 5;padding:14px 14px 28px}.case-card-large{grid-column:span 7;grid-row:auto}.case-card:nth-child(3){grid-column:span 5}.case-card:nth-child(4){grid-column:span 7}.case-card-wide{grid-column:1/-1;display:grid;grid-template-columns:1.15fr 1fr;column-gap:28px}.case-card-wide .case-visual{grid-row:span 4}
.case-visual,.lab-item{overflow:hidden;position:relative}
.work-cover{display:block;width:100%;height:100%;object-fit:cover;object-position:center;position:absolute;inset:0;z-index:0;transition:transform .5s ease,filter .5s ease}
.case-card:hover .work-cover,.lab-item:hover .work-cover{transform:scale(1.035);filter:saturate(1.05)}
.case-visual::after,.lab-item::after{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;background:linear-gradient(180deg,rgba(31,20,16,.02) 25%,rgba(31,20,16,.38) 100%)}
.case-visual:has(.work-cover){background:#f7ede2}.case-visual .work-cover{object-fit:contain;padding:0;background:#f7ede2}
.case-visual > *:not(.work-cover),.lab-item > *:not(.work-cover){position:relative;z-index:2}
.case-visual:has(.work-cover){background:#ead9c5}
.lab-item:has(.work-cover) strong,.lab-item:has(.work-cover) .lab-index{color:#fff;text-shadow:0 1px 12px rgba(31,20,16,.28)}
.lab-grid{grid-template-columns:repeat(12,minmax(0,1fr));gap:18px}.lab-item{min-height:290px}.lab-item:nth-child(1){grid-column:span 7}.lab-item:nth-child(2){grid-column:span 5}.lab-item:nth-child(3){grid-column:span 5}.lab-item:nth-child(4){grid-column:span 7}
.visual-campaign{background:linear-gradient(135deg,#ef6b32 0%,#ffbd79 65%,#ffe5bc 100%)}
.visual-ip{background:linear-gradient(135deg,#f6d1a9,#f9e4ce)}
.visual-column{background:linear-gradient(135deg,#ffb266,#ffd3a0)}
.visual-ugc{background:linear-gradient(135deg,#f8d8bd,#eed6df)}
.visual-ai{background:linear-gradient(135deg,#302522,#694f5f)}
.ip-circle{background:var(--orange)}.ip-star{color:var(--orange-deep)}.ip-orbit{border-color:var(--orange-deep)}
.journey-nested{grid-column:1/-1;width:100%;margin-top:70px;padding:0!important;background:transparent!important}
.journey-subtitle{display:flex;align-items:baseline;gap:15px;margin-bottom:22px;color:var(--blue)}.journey-subtitle span{font-family:var(--font-mono);font-size:11px;letter-spacing:.08em}.journey-subtitle b{font-size:18px;color:var(--ink)}
.journey-track{grid-template-columns:repeat(6,1fr);gap:28px;padding:26px 0 0}
.journey-line{top:58px;left:4%;right:4%;height:4px;border-radius:4px;background:linear-gradient(90deg,var(--orange),var(--purple),var(--cyan));overflow:visible}
.journey-line::after{display:none}.journey-mascot{position:absolute;top:-19px;left:-20px;width:42px;height:42px;object-fit:contain;filter:drop-shadow(0 6px 5px rgba(99,52,20,.18));animation:journeyMove 7s ease-in-out infinite;z-index:3}
.journey-icon{border-color:var(--orange);background:rgba(255,255,255,.72);color:var(--orange-deep);box-shadow:0 10px 24px rgba(196,101,48,.12)}.journey-next .journey-icon{background:var(--orange);color:#fff}
@keyframes journeyMove{0%,100%{left:0}50%{left:calc(100% - 16px)}}
@media (max-width:850px){
  .nav-wrap{position:sticky;overflow:visible}.nav-links{display:flex!important;position:static;flex-direction:row;align-items:center;gap:12px;margin-left:12px;overflow-x:auto;white-space:nowrap;background:transparent;border:0;box-shadow:none;padding:0}.nav-links .nav-cta{padding:6px 10px}.resume-link{padding:6px 9px}.menu-button{display:none!important}.numbers{grid-template-columns:repeat(2,1fr)!important}.hero,.intro,.cases,.statement,.contact{margin-left:0;margin-right:0;padding-left:0;padding-right:0}.journey-nested{margin-top:46px}.journey-track{grid-template-columns:repeat(3,1fr);gap:28px 16px}.journey-line{display:none}
  .hero{grid-template-columns:minmax(0,1.08fr) minmax(135px,.72fr);gap:10px;padding-top:76px;align-items:center}
  .hero-art{order:0;min-height:260px;overflow:visible}
  .portrait{display:none}.portrait-img{width:220px}
  .orbit-one{width:220px;height:145px}
  .orbit-two{width:160px;height:230px}
  .art-label{font-size:9px;padding:6px 8px}
  .label-top{top:12px;left:-8px}.label-side{right:-8px;top:45%}.label-bottom{left:-2px;bottom:12px}
  .hero h1{font-size:clamp(42px,12vw,60px)}
  .hero-lede{font-size:16px;line-height:1.5}
  .hero-note{font-size:12px;line-height:1.6}
  .hero-actions{align-items:flex-start;flex-direction:column;gap:14px;margin-top:24px}
}
@media (max-width:850px){.case-grid,.lab-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.case-card,.case-card-large,.case-card:nth-child(3),.case-card:nth-child(4),.case-card-wide{grid-column:span 2}.case-card-wide{display:block}.case-card-large .case-visual{min-height:300px}.case-card .case-visual{min-height:220px}.lab-item,.lab-item:nth-child(1),.lab-item:nth-child(2),.lab-item:nth-child(3),.lab-item:nth-child(4){grid-column:span 1;min-height:250px}.lab-item:nth-child(1),.lab-item:nth-child(4){grid-column:span 2}}
@media (max-width:520px){.case-grid,.lab-grid{grid-template-columns:1fr}.case-card,.case-card-large,.case-card:nth-child(3),.case-card:nth-child(4),.case-card-wide,.lab-item,.lab-item:nth-child(1),.lab-item:nth-child(2),.lab-item:nth-child(3),.lab-item:nth-child(4){grid-column:1}.hero h1{font-size:clamp(38px,12vw,54px)}}
@media (max-width:560px){.contact-grid{grid-template-columns:1fr}.wechat-card{width:150px}.contact-line{grid-template-columns:86px minmax(0,1fr) auto}}
.section-kicker{font-size:14px;letter-spacing:.06em}.journey-subtitle b{font-size:22px}
.contact-tiles{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:34px}.contact-tile{position:relative;min-height:154px;display:flex;flex-direction:column;align-items:flex-start;justify-content:flex-start;padding:18px;border:1px solid rgba(240,217,196,.92);border-radius:20px;background:rgba(255,255,255,.38);transition:transform .25s,background .25s,box-shadow .25s}.contact-tile:hover{transform:translateY(-4px);background:rgba(255,255,255,.72);box-shadow:var(--shadow)}.contact-icon{display:grid;place-items:center;width:34px;height:34px;margin-bottom:17px;border-radius:50%;background:var(--orange);color:#fff;font-size:18px;line-height:1}.contact-tile .contact-label{font-size:12px;color:var(--muted);margin-bottom:3px}.contact-tile strong{font-size:13px;line-height:1.45;overflow-wrap:anywhere}.contact-arrow{position:absolute;right:16px;bottom:14px;color:var(--orange);font-size:18px}.contact-tile-qr{overflow:hidden}.contact-tile-qr img{position:absolute;right:10px;bottom:-8px;width:88px;height:88px;object-fit:contain;mix-blend-mode:multiply}.contact-tile-qr .contact-label{position:relative;z-index:1}.journey-line::after{content:"";display:block;position:absolute;top:-6px;left:0;width:16px;height:16px;border-radius:50%;background:var(--orange);box-shadow:0 0 0 7px rgba(255,150,91,.16);animation:journeyMove 18s linear infinite}.journey-mascot{display:none}.journey-node{cursor:pointer;transition:transform .25s}.journey-node .journey-icon{transition:background .25s,color .25s,box-shadow .25s,transform .25s}.journey-node.is-active .journey-icon,.journey-node:hover .journey-icon,.journey-node:focus-visible .journey-icon{background:var(--orange);color:#fff;box-shadow:0 0 0 8px rgba(255,150,91,.16),0 10px 24px rgba(196,101,48,.16);transform:scale(1.06)}.journey-node.is-active b{color:var(--orange-deep)}.journey-detail{margin-top:28px;padding:18px 20px;border-left:3px solid var(--orange);background:rgba(255,255,255,.34);border-radius:0 14px 14px 0}.journey-detail b{font-size:16px}.journey-detail p{margin:4px 0 0;color:var(--muted);font-size:13px}
@media (max-width:850px){.contact-tiles{grid-template-columns:1fr 1fr}.contact-tile-qr{grid-column:span 2;min-height:120px}.journey-detail{margin-top:22px}}
@media (max-width:520px){.contact-tiles{grid-template-columns:1fr}.contact-tile-qr{grid-column:1}.contact-tile-qr img{width:96px;height:96px}}

/* New IP visual system: airy blue, misty pastel gradients, navy type and lime CTA */
:root{--ink:#0b2858;--muted:#5c7391;--orange:#b8ff6b;--orange-deep:#2f73c3;--orange-light:#ddff9f;--cream:#f8fcff;--peach:#eaf6ff;--line:rgba(88,145,207,.22);--white:rgba(255,255,255,.58);--blue:#4e9ee8;--cyan:#8be8e3;--purple:#c5bbff;--pink:#ffd4e7;--shadow:0 18px 60px rgba(64,122,190,.16)}
body{background-image:linear-gradient(rgba(248,252,255,.24),rgba(255,250,253,.3)),url("assets/ip-background-v2.png");background-size:cover;background-position:center top;background-attachment:fixed;background-repeat:no-repeat;background-color:#edf8ff}.site-shell{position:relative}
.nav-wrap{background:rgba(255,255,255,.68);border-color:rgba(118,181,228,.3);box-shadow:0 10px 34px rgba(81,137,194,.13)}.brand-dot{background:linear-gradient(135deg,#86d9ff,#b8ff6b)}.nav-links{color:var(--muted)}.nav-links .nav-cta,.button-fill{background:linear-gradient(135deg,#98edff 0%,#b8ff6b 100%);color:var(--ink);box-shadow:0 8px 22px rgba(122,224,178,.22)}.resume-link{color:var(--orange-deep);border-color:rgba(78,158,232,.35);background:rgba(255,255,255,.55)}.lang-switch{color:var(--orange-deep);border-color:rgba(78,158,232,.28)}
.hero{background:radial-gradient(circle at 72% 42%,rgba(119,222,255,.28),transparent 29%),radial-gradient(circle at 94% 16%,rgba(218,197,255,.34),transparent 27%),radial-gradient(circle at 24% 72%,rgba(255,210,228,.26),transparent 27%)!important}.hero h1 em,.intro h2 em,.section-heading h2 em,.lab h2 em,.journey h2 em,.contact h2 em{color:var(--orange-deep)!important}.section-kicker span:first-child{color:var(--orange-deep)}.art-orbit{border-color:rgba(91,177,235,.48)}.art-label{border-color:rgba(93,177,231,.48);background:rgba(255,255,255,.66);box-shadow:0 12px 30px rgba(70,130,194,.14)}.art-label i{color:var(--orange-deep)}
.portrait-img{width:min(520px,108%);border-radius:38px;filter:drop-shadow(0 24px 22px rgba(54,99,160,.2));mix-blend-mode:normal}.hero-art{isolation:isolate}
.numbers strong span{color:#2a9e72!important}
.case-card{background:rgba(255,255,255,.52);border-color:rgba(81,151,218,.25);box-shadow:0 12px 40px rgba(71,133,195,.08)}.case-visual:has(.work-cover){background:rgba(243,250,255,.7)}.case-visual .work-cover{background:rgba(243,250,255,.7)}.case-visual::after,.lab-item::after{background:linear-gradient(180deg,rgba(5,31,76,0) 18%,rgba(5,31,76,.48) 100%)}.visual-campaign{background:linear-gradient(135deg,#a8e8ff,#c8c1ff 56%,#ffd7e8)}.visual-ip{background:linear-gradient(135deg,#d8f2ff,#d6ffd0)}.visual-column{background:linear-gradient(135deg,#bdeaff,#e6dcff)}.visual-ugc{background:linear-gradient(135deg,#d2fff1,#ffd5e9)}.visual-ai{background:linear-gradient(135deg,#172c63,#526dca)}
.lab{background:rgba(255,255,255,.16)}.lab-item-tall{background:linear-gradient(135deg,#a4e9ff,#c1c4ff);color:var(--ink)}.lab-item-orange{background:linear-gradient(135deg,#d5ffd7,#f2ffa8);color:var(--ink)}.lab-item-dark{background:linear-gradient(135deg,#5da9e9,#8d83dc);color:#fff}.lab-item-light{background:rgba(255,255,255,.48);border-color:rgba(81,151,218,.25)}.filter{border-color:rgba(78,158,232,.35);color:var(--muted)}.filter.is-active,.filter:hover{background:var(--orange-deep);border-color:var(--orange-deep);color:#fff}
.journey-icon{border-color:var(--orange-deep);background:rgba(255,255,255,.68);color:var(--orange-deep);box-shadow:0 10px 24px rgba(67,131,193,.13)}.journey-line{background:linear-gradient(90deg,#70c9ff,#b9a7ff,#b8ff6b)}.journey-line::after{background:var(--orange-deep);box-shadow:0 0 0 7px rgba(78,158,232,.17)}.journey-node.is-active .journey-icon,.journey-node:hover .journey-icon,.journey-node:focus-visible .journey-icon{background:var(--orange-deep);color:#fff;box-shadow:0 0 0 8px rgba(78,158,232,.16),0 10px 24px rgba(67,131,193,.18)}.journey-node.is-active b{color:var(--orange-deep)}.journey-detail{border-left-color:var(--orange-deep);background:rgba(255,255,255,.38)}
.contact-tile{background:rgba(255,255,255,.4);border-color:rgba(81,151,218,.25)}.contact-tile:hover{background:rgba(255,255,255,.72);box-shadow:var(--shadow)}.contact-icon{background:linear-gradient(135deg,#88ddff,#b8ff6b);color:var(--ink)}.contact-arrow{color:var(--orange-deep)}

/* Scroll and interaction polish */
.site-shell{overflow:visible}
.nav-wrap{position:sticky;top:12px;z-index:100;background:rgba(255,255,255,.46);border:1px solid rgba(255,255,255,.72);box-shadow:0 14px 34px rgba(28,70,108,.14),inset 0 1px 0 rgba(255,255,255,.82);backdrop-filter:blur(22px) saturate(145%);-webkit-backdrop-filter:blur(22px) saturate(145%)}
.nav-wrap::before{content:"";position:absolute;inset:1px;border-radius:inherit;pointer-events:none;background:linear-gradient(180deg,rgba(255,255,255,.24),rgba(255,255,255,.04));opacity:.9}
.nav-wrap>*{position:relative;z-index:1}
.nav-links .contact-link{padding:0;background:transparent;color:inherit;border-radius:0;font-weight:inherit;box-shadow:none}
.nav-links a.is-current{color:var(--ink);font-weight:700;background:rgba(185,232,255,.42);border-radius:999px;box-shadow:inset 0 1px 0 rgba(255,255,255,.6),0 5px 14px rgba(67,131,193,.1)}
.nav-links a.is-current:not(.resume-link){padding:7px 12px;margin:-7px -12px}
.nav-links a.is-current.contact-link{padding:7px 12px;margin:-7px -12px}
.case-card-wide .case-tags{align-self:start;align-items:flex-start}
.case-card-wide .case-tags span{height:auto;min-height:0;white-space:nowrap;align-self:flex-start}
.hero{background:radial-gradient(circle at 72% 42%,rgba(119,222,255,.18),transparent 29%),radial-gradient(circle at 24% 72%,rgba(255,210,228,.14),transparent 27%)!important}
.reveal{animation:none!important;opacity:0;transform:translateY(22px);transition:opacity .72s ease,transform .72s cubic-bezier(.22,.75,.25,1)}
.reveal.is-visible{opacity:1;transform:none}
body{cursor:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='38' height='38' viewBox='0 0 38 38'%3E%3Cg transform='rotate(-42 19 19)'%3E%3Cpath d='M19 3c5 5 8 11 8 17 0 4-2 8-4 11h-8c-2-3-4-7-4-11 0-6 3-12 8-17Z' fill='%234e9ee8' stroke='%23ffffff' stroke-width='1.8'/%3E%3Ccircle cx='19' cy='14' r='3.2' fill='%23b8ff6b' stroke='%230b2858' stroke-width='1.4'/%3E%3Cpath d='M11 21 5 25l7 2M27 21l6 4-7 2' fill='%238bdce3' stroke='%23ffffff' stroke-width='1.5' stroke-linejoin='round'/%3E%3Cpath d='M15 29h8l-4 7-4-7Z' fill='%23b8ff6b' stroke='%23ffffff' stroke-width='1.5'/%3E%3C/g%3E%3C/svg%3E") 19 19,auto}
a,button,[role='button']{cursor:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='38' height='38' viewBox='0 0 38 38'%3E%3Cg transform='rotate(-42 19 19)'%3E%3Cpath d='M19 3c5 5 8 11 8 17 0 4-2 8-4 11h-8c-2-3-4-7-4-11 0-6 3-12 8-17Z' fill='%234e9ee8' stroke='%23ffffff' stroke-width='1.8'/%3E%3Ccircle cx='19' cy='14' r='3.2' fill='%23b8ff6b' stroke='%230b2858' stroke-width='1.4'/%3E%3Cpath d='M11 21 5 25l7 2M27 21l6 4-7 2' fill='%238bdce3' stroke='%23ffffff' stroke-width='1.5' stroke-linejoin='round'/%3E%3Cpath d='M15 29h8l-4 7-4-7Z' fill='%23b8ff6b' stroke='%23ffffff' stroke-width='1.5'/%3E%3C/g%3E%3C/svg%3E") 19 19,pointer}
.case-visual{aspect-ratio:4/3;min-height:0!important}
.lab-item{aspect-ratio:4/3;min-height:0!important}
.journey-line::after{left:var(--journey-progress,0%);animation:none;transition:left 2.6s cubic-bezier(.22,.75,.25,1)}
.contact-tile-qr img{mix-blend-mode:multiply;filter:contrast(1.08);background:transparent}
@media (prefers-reduced-motion:reduce){.reveal{transition:none}.journey-line::after{transition:none}}

/* Interactive IP poses */
.portrait-stage{position:relative;z-index:2;width:min(520px,108%);aspect-ratio:1/1;display:grid;place-items:center}
.pose-image{grid-area:1/1;width:100%;height:100%;object-fit:contain;opacity:0;visibility:hidden;filter:blur(2px);transition:opacity .82s ease,filter .82s ease,visibility .82s;will-change:opacity,filter}
.pose-image.is-active{opacity:1;visibility:visible;filter:blur(0)}
.art-label{cursor:pointer;user-select:none;animation:artFloat 4.8s ease-in-out infinite;transition:box-shadow .3s ease,border-color .3s ease,transform .3s ease}
.label-side{animation-delay:-1.6s}.label-bottom{animation-delay:-3.1s}
.art-label.is-selected{border-color:var(--orange-deep);box-shadow:0 0 0 5px rgba(78,158,232,.14),0 14px 32px rgba(70,130,194,.2)}
.art-label.is-selected i{color:var(--orange-deep)}
@keyframes artFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-7px)}}
@media (max-width:850px){.portrait-stage{width:220px}.pose-image{width:220px;height:220px}}
@media (prefers-reduced-motion:reduce){.art-label{animation:none}.pose-image{transition:none}}

/* ===== 案例卡片链接化（二级页面入口） ===== */
a.case-card{display:block;color:inherit;text-decoration:none;cursor:pointer}

/* ============================================================
   首页排版规整化（只调布局与样式，不改内容）
   网格 1200px · 标题组件左对齐 · 间距 120/72 · 卡片 24px/20px 圆角
   颜色收敛为 主色蓝 + 点缀绿 · 字号 5 级 · 云朵只留首屏与联系区
   ============================================================ */

/* ---- 1. 统一网格：内容区 1200px 居中，左右留白一致 ---- */
:root{
  --green:#2a9e72;
  --on-accent:#ffffff; /* 蓝底（--accent 实底）上的文字色 */
  /* 字体栈：仅用系统字体，不依赖任何外链字体服务（原 Google Fonts 已移除） */
  --font-sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Hiragino Sans GB","Heiti SC","WenQuanYi Micro Hei",system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --font-mono:ui-monospace,"SF Mono","JetBrains Mono","Cascadia Code","Roboto Mono","Source Code Pro",Menlo,Consolas,"Courier New",monospace;
  --card-shadow:0 10px 30px rgba(64,122,190,.08);
  --card-shadow-hover:0 18px 44px rgba(64,122,190,.14);
  /* 5 级字号：页面大标题 / 板块标题 / 卡片标题 / 说明 / 标签 */
  --fs-display:clamp(44px,6vw,84px);
  --fs-h2:clamp(30px,3.5vw,44px);
  --fs-h3:20px;
  --fs-body:15px;
  --fs-tag:12px;

  /* ---- 全站令牌补充（二级页共用，不改动首页任何既有取值） ---- */
  /* 字号补充档：只补结构上必需的 3 档，不新造视觉层级
     h4=卡片/小节标题、small=卡片正文与表格、micro=等宽小标签与编号
     title-page=二级页大标题（与 --fs-display 同层级，因中文标题更长而收紧上限） */
  --fs-h4:17px;
  --fs-small:13px;
  --fs-micro:11px;
  --fs-title-page:clamp(34px,5.2vw,64px);
  --fs-stat:clamp(26px,2.8vw,42px);   /* 板块级数字，与首页 .numbers strong 同值 */
  --fs-stat-sm:22px;                  /* 卡内数字 */

  /* 圆角阶：卡片 20 · 图片 14 · 胶囊 999（原 --radius:28px 为旧主题残留，不再使用） */
  --radius-card:20px;
  --radius-media:14px;
  --radius-pill:999px;

  /* 间距阶：板块 120（≤900 → 72）· 卡片内边距 24 · 板块内块间距 34 */
  --space-section:120px;
  --space-section-sm:72px;
  --space-card:24px;
  --space-block:34px;

  /* 语义色：主蓝、浅蓝强调底、卡片面、正文最大行宽 */
  --accent:#2f73c3;
  --accent-soft:rgba(47,115,195,.1);
  --surface:rgba(255,255,255,.7);
  --band-soft:linear-gradient(180deg,#e6f3ff 0%,#f2f9ff 100%);
  --measure:820px;
}
.site-shell{--pad:clamp(20px,4vw,48px);max-width:calc(1200px + 2*var(--pad));padding:0 var(--pad)}
body{background:#f4faff;background-image:none;font-family:var(--font-sans)}

/* 云朵背景只用于首屏与联系区（整幅横到页边） */
.hero,.contact{margin-left:calc(var(--pad)*-1);margin-right:calc(var(--pad)*-1);padding-left:var(--pad);padding-right:var(--pad)}
.hero{padding-top:100px;padding-bottom:72px;background:linear-gradient(180deg,rgba(248,252,255,.6),rgba(248,252,255,.18)),url("assets/ip-background-v2.png") center top/cover no-repeat #eef7ff!important}
.contact{background:linear-gradient(180deg,rgba(248,252,255,.55),rgba(244,250,255,.75)),url("assets/ip-background-v2.png") center bottom/cover no-repeat #eef7ff!important;border-top:0}

/* 板块背景交替：案例区淡蓝渐变 → 实验室纯浅 → 关于区淡蓝渐变 → 金句纯浅 */
.cases,.intro{margin-left:calc(var(--pad)*-1);margin-right:calc(var(--pad)*-1);padding-left:var(--pad);padding-right:var(--pad)}
.cases{background:linear-gradient(180deg,#eaf5ff 0%,#f4faff 55%,#fbfdff 100%)!important}
.intro{background:linear-gradient(180deg,#fbfdff 0%,#e8f4ff 40%,#f0f8ff 100%)!important}
.lab{background:transparent!important}
.statement{background:transparent!important}

/* ---- 2. 统一板块标题组件：小标签在上，标题、副标题依次向下，全部左对齐 ---- */
.intro.section-grid,.lab.section-grid,.contact.section-grid,.section-heading.section-grid,.statement.section-grid{grid-template-columns:1fr;gap:0}
.section-kicker{display:flex;align-items:baseline;padding:0;margin:0 0 22px;font-size:var(--fs-tag)}
.section-kicker span:first-child{margin-right:10px}
.section-kicker span:last-child::before{content:"·";margin-right:10px}
.section-heading{display:block;margin-bottom:52px}
.section-heading>div:last-child{max-width:820px}

/* ---- 3. 统一间距 ---- */
.section-space{padding-top:120px;padding-bottom:120px}
.statement{padding-top:120px;padding-bottom:120px}
.intro .journey-nested{margin-top:64px}

/* ---- 4. 统一字号层级 ---- */
.hero h1{font-size:var(--fs-display)}
.intro h2,.section-heading h2,.lab h2,.contact h2{font-size:var(--fs-h2);margin:0 0 20px}
.intro-content>p,.section-heading p,.lab p,.contact-content>p{font-size:16px;line-height:1.6;max-width:640px}
.hero-lede{font-size:20px;line-height:1.6}
.hero-note{font-size:var(--fs-body);line-height:1.6}
:root{--muted:#4a6489}

/* ---- 5. 核心数据条：单行六项、细分隔线、左缘与内容区对齐 ---- */
.numbers{grid-template-columns:repeat(6,minmax(0,1fr))!important;gap:0!important;padding:36px 0}
.numbers>div{padding:0 22px;border-left:1px solid rgba(88,145,207,.22);text-align:left}
.numbers>div:first-child{border-left:0;padding-left:0}
.numbers strong{font-size:clamp(26px,2.8vw,42px)}
.numbers strong span{color:var(--green)!important}
.numbers p{font-size:var(--fs-body);line-height:1.5;margin:8px 0 0}

/* ---- 6. 统一卡片：圆角 20 · 1px 淡蓝边 · 一档阴影 · 间距与内边距 24px ---- */
/* 精选案例：1 张通栏 + 2×2 等大，图片区统一 4:3 */
.case-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.case-grid .case-card,.case-grid .case-card:nth-child(n),.case-grid .case-card-wide{grid-column:auto}
.case-card,.case-card-wide{display:block;padding:24px;border-radius:20px;border:1px solid var(--line);background:rgba(255,255,255,.7);box-shadow:var(--card-shadow);transition:transform .25s,box-shadow .25s}
.case-card:hover{transform:translateY(-4px);box-shadow:var(--card-shadow-hover)}
.case-visual{aspect-ratio:4/3;min-height:0!important;border-radius:14px;margin:0 0 20px;overflow:hidden}
.case-visual::after{display:none}
.case-visual .work-cover{object-fit:cover}
.case-card h3{font-size:var(--fs-h3);margin:0 0 8px}
.case-card p{font-size:var(--fs-body);line-height:1.6;margin:0}
.case-meta{padding:0}
.case-tags{margin:18px 0 0}
.case-card-large,.case-grid .case-card.case-card-large{display:flow-root;grid-column:1/-1}
.case-card-large .case-visual{float:left;width:calc(52% - 32px);margin:0 32px 12px 0}
.case-card-large .case-meta{margin-top:26px}
.case-card-large h3{margin:14px 0 8px}

/* 内容实验室：4 张等大 2×2，同一色系底色，图片区 4:3 */
.lab-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.lab-grid .lab-item,.lab-grid .lab-item:nth-child(1),.lab-grid .lab-item:nth-child(2),.lab-grid .lab-item:nth-child(3),.lab-grid .lab-item:nth-child(4){grid-column:auto}
.lab-item{aspect-ratio:4/3;min-height:0!important;padding:24px;border-radius:20px;border:1px solid var(--line);box-shadow:var(--card-shadow)}
.lab-item-tall,.lab-item-orange,.lab-item-dark{background:linear-gradient(160deg,#d9edff,#c6e5ff);color:var(--ink)}
.lab-item-light{background:linear-gradient(160deg,#e6f3ff,#d5eaff)}
.lab-item strong{font-size:var(--fs-h3)}

/* 联系区卡片 */
.contact-tiles{gap:24px;margin-top:36px}
.contact-tile{min-height:154px;padding:24px;border-radius:20px;border:1px solid var(--line);background:rgba(255,255,255,.66);box-shadow:var(--card-shadow)}
.contact-icon{background:linear-gradient(135deg,#88ddff,var(--green))}

/* ---- 7. 颜色收敛：主色蓝 + 点缀绿 ---- */
.button-fill{background:#2f73c3;color:#fff;box-shadow:0 8px 22px rgba(47,115,195,.24)}
.filter.is-active,.filter:hover{background:#2f73c3;border-color:#2f73c3}
.journey-icon{border-color:#7cc4f0;color:#2f73c3}
.journey-next .journey-icon{background:var(--green);border-color:var(--green);color:#fff}
.journey-node.is-active .journey-icon,.journey-node:hover .journey-icon,.journey-node:focus-visible .journey-icon{background:#2f73c3;border-color:#2f73c3;color:#fff;box-shadow:0 0 0 8px rgba(78,158,232,.16),0 10px 24px rgba(67,131,193,.18)}
.journey-node.is-active b{color:#2f73c3}
.journey-line{background:linear-gradient(90deg,#4e9ee8,var(--green))}
.journey-line::after{background:var(--green);box-shadow:0 0 0 7px rgba(42,158,114,.15)}
.hero{background-image:linear-gradient(180deg,rgba(248,252,255,.6),rgba(248,252,255,.18)),radial-gradient(circle at 74% 40%,rgba(140,214,255,.22),transparent 28%),url("assets/ip-background-v2.png")!important;background-size:auto,auto,cover;background-position:center,center,center top;background-repeat:no-repeat}

/* ---- 8. 金句：独立成行居中，淡蓝底块 ---- */
.statement{justify-items:center;text-align:center;gap:0}
.statement-mark{font-size:64px;line-height:1;margin:0 0 2px}
.statement blockquote{font-size:clamp(28px,3.4vw,46px);padding:56px clamp(28px,6vw,72px);border-radius:24px;background:linear-gradient(180deg,#e6f3ff,#f2f9ff);box-shadow:var(--card-shadow)}
.statement-sign{margin-top:22px;text-align:center}

/* ---- 9. 响应式：72px 间距、数据条折行、卡片堆叠 ---- */
@media (max-width:900px){
  .section-space{padding-top:72px;padding-bottom:72px}
  .statement{padding-top:72px;padding-bottom:72px}
  .statement blockquote{padding:40px 26px}
  .numbers{grid-template-columns:repeat(3,1fr)!important;gap:26px 0!important;padding:28px 0}
  .numbers>div{border-left:0;padding:0 16px}
  .intro .journey-nested{margin-top:48px}
  .hero{padding:72px var(--pad) 56px}
  .case-grid{grid-template-columns:1fr}
  .contact-tiles{grid-template-columns:1fr 1fr}
  .case-card-large .case-visual{float:none;width:100%;margin:0 0 20px}
  .case-card-large .case-meta{margin-top:0}
}
@media (max-width:560px){
  .numbers{grid-template-columns:repeat(2,1fr)!important;gap:24px 0!important}
  .numbers>div{padding:0}
  .case-grid,.lab-grid{grid-template-columns:1fr}
  .contact-tiles{grid-template-columns:1fr}
}

/* ---- 10. 我的来时路：导语 + 详情框（标题 / 年份 / 描述 / 胶囊标签） ---- */
.journey-lede{margin:0 0 34px;max-width:780px;font-size:var(--fs-body);line-height:1.6;color:var(--muted)}
.journey-track{padding-top:34px}
/* 连线与 65px 圆圈垂直居中：track 上内边距 34 + 半径 32.5 - 线高一半 2 */
.journey-line{top:64.5px}
.journey-node span{display:block;margin-top:2px;line-height:1.45}
.journey-detail{margin-top:34px;min-height:164px;padding:24px;border:1px solid var(--line);border-left:3px solid #2f73c3;border-radius:20px;background:rgba(255,255,255,.72);box-shadow:var(--card-shadow)}
.journey-detail-head{display:flex;align-items:baseline;flex-wrap:wrap;gap:6px 12px}
.journey-detail .journey-detail-head b{font-size:var(--fs-h3);line-height:1.35;color:var(--ink)}
.journey-years{font-family:var(--font-mono);font-size:var(--fs-tag);letter-spacing:.06em;color:#2f73c3;white-space:nowrap}
.journey-years[hidden]{display:none}
.journey-detail p{margin:12px 0 0;max-width:660px;font-size:var(--fs-body);line-height:1.6;color:var(--muted)}
.journey-tags{display:flex;flex-wrap:wrap;gap:9px;margin-top:18px}
.journey-tags span{padding:6px 14px;border:1px solid rgba(88,145,207,.28);border-radius:99px;background:rgba(233,245,255,.8);color:#2f73c3;font-size:var(--fs-tag);line-height:1.5}
/* 切换时：外框保持不动，只有框内文字轻微淡入（不做位移、不闪整块卡片） */
.journey-detail.is-fresh .journey-detail-head,
.journey-detail.is-fresh p,
.journey-detail.is-fresh .journey-tags{animation:journeyTextSwap .32s ease}
@keyframes journeyTextSwap{from{opacity:.42}to{opacity:1}}
.journey-detail,.journey-detail:hover{transform:none;transition:none}
@media (max-width:900px){
  .journey-lede{margin-bottom:28px}
  .journey-detail{margin-top:28px;padding:20px}
}
/* 六段文案长度不一，给框一个固定下限，切换时高度与位置都不跳 */
@media (max-width:700px){.journey-detail{min-height:224px}}
@media (prefers-reduced-motion:reduce){.journey-detail.is-fresh .journey-detail-head,.journey-detail.is-fresh p,.journey-detail.is-fresh .journey-tags{animation:none}}

/* ============================================================
   11. 后半段三板块：内容实验室 / 关于我 / 联系我
   只调布局与样式，不改内容。沿用 1200px 网格 · 120/72 间距 · 20px 卡片
   ============================================================ */

/* ---- 11.1 内容实验室 ---- */
/* 筛选题：靠左、与板块标题左缘对齐；选中深色实心，其余细边框胶囊 */
.lab .section-heading{margin-bottom:26px}
.filter-row{display:flex;flex-wrap:wrap;justify-content:flex-start;gap:10px;margin:0 0 32px}
.filter{padding:8px 16px;border:1px solid var(--line);border-radius:999px;background:transparent;color:var(--muted);font-size:var(--fs-tag);line-height:1.4;font-weight:500;transition:background .2s,color .2s,border-color .2s}
.filter:hover{background:rgba(233,245,255,.9);border-color:rgba(88,145,207,.42);color:#2f73c3}
.filter.is-active,.filter.is-active:hover{background:#0b2858;border-color:#0b2858;color:#fff}

/* 4 张 4:3 横向卡（与封面原图 1600×1200 同比例）：桌面/平板 2×2，手机单列；
   图片按原比例完整铺满卡片，不裁主体；标题与箭头为真实文字，叠放在图片左侧预留的空白区内 */
.lab-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.lab-grid .lab-item,.lab-grid .lab-item:nth-child(1),.lab-grid .lab-item:nth-child(2),.lab-grid .lab-item:nth-child(3),.lab-grid .lab-item:nth-child(4){grid-column:auto}
.lab-item{display:block;position:relative;aspect-ratio:4/3;min-height:0!important;padding:0;border:1px solid var(--line);border-radius:20px;box-shadow:var(--card-shadow);background:#dceafe;color:var(--ink);overflow:hidden;transition:transform .25s ease,box-shadow .25s ease}
.lab-item:hover{transform:translateY(-4px);box-shadow:var(--card-shadow-hover)}
.lab-grid .lab-item .work-cover{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;border-radius:0;filter:none;transition:transform .35s ease;will-change:transform}
.lab-grid .lab-item:hover .work-cover{transform:scale(1.03);filter:none}
.lab-item::after{display:none}
.lab-index{display:none}
/* 文字层：封面左侧约 40% 为纯色留白，标题居中叠放、左对齐距左 28px，深蓝 #0b2858 */
.lab-grid .lab-item strong{position:absolute;left:28px;top:50%;transform:translateY(-50%);z-index:2;width:min(40%,300px);margin:0;font-size:20px;line-height:1.45;letter-spacing:0;color:#0b2858;text-shadow:none}
.lab-grid .lab-item .lab-arrow{position:absolute;left:28px;top:calc(50% + 46px);z-index:2;color:#0b2858;font-size:20px;line-height:1;transition:transform .25s ease}
.lab-grid .lab-item:hover .lab-arrow{transform:translate(3px,-3px)}

@media (max-width:1024px){
  .lab-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
}
@media (max-width:700px){
  .lab-grid{grid-template-columns:1fr;gap:16px}
  .lab-item{border-radius:18px}
  .lab-grid .lab-item strong{font-size:17px;line-height:1.4}
  .lab-grid .lab-item .lab-arrow{top:calc(50% + 42px);font-size:17px}
  .filter{padding:7px 14px}
  .filter-row{gap:8px;margin-bottom:26px}
}
@media (prefers-reduced-motion:reduce){
  .lab-grid .lab-item .work-cover,.lab-grid .lab-item .lab-arrow{transition:none}
  .lab-grid .lab-item:hover .work-cover{transform:none}
  .lab-grid .lab-item:hover .lab-arrow{transform:none}
}

/* ---- 11.2 关于我 ---- */
/* 标签：一行、与标题左对齐、统一小胶囊 */
.intro .tag-list{display:flex;flex-wrap:wrap;justify-content:flex-start;gap:8px;margin-top:24px}
.intro .tag-list span{padding:6px 12px;border:1px solid rgba(88,145,207,.28);border-radius:999px;background:rgba(233,245,255,.8);color:#2f73c3;font-size:var(--fs-tag);line-height:1.5;white-space:nowrap}

/* 时间轴：6 节点等距、1px 细线串联、说明 14px、只有当前节点用点缀色 */
.journey-nested{margin-left:0!important;margin-right:0!important;padding-left:0!important;padding-right:0!important}
.journey-track{grid-template-columns:repeat(6,minmax(0,1fr));gap:24px;padding-top:34px}
/* 连线的 top = 34 上内边距 + 32.5 圆圈半径 − 0.5 线高一半；
   左右端点 = 首末圆心（圆圈是列左对齐，不是列居中，所以不能用 % 写） */
.journey-line{top:66px;left:32.5px;right:calc((100% - 120px)/6 - 32.5px);height:1px;border-radius:1px;background:rgba(88,145,207,.42)}
/* 高亮已由节点本身承担，移动圆点会与高亮圆圈完全重合，故隐藏 */
.journey-line::after{display:none}
.journey-node b{font-size:16px;line-height:1.4;color:var(--ink)}
.journey-node span{margin-top:6px;font-size:14px;line-height:1.5;color:var(--muted)}
.journey-icon{border:1px solid rgba(88,145,207,.4);background:rgba(255,255,255,.9);color:#4a6489;box-shadow:0 8px 20px rgba(64,122,190,.1)}
.journey-next .journey-icon{background:rgba(255,255,255,.9);border-color:rgba(88,145,207,.4);color:#4a6489}
.journey-node:hover .journey-icon,.journey-node:focus-visible .journey-icon{background:#fff;border-color:rgba(88,145,207,.55);color:#2f73c3;box-shadow:0 10px 24px rgba(64,122,190,.14);transform:none}
.journey-node.is-active .journey-icon,.journey-node.is-active:hover .journey-icon,.journey-node.is-active:focus-visible .journey-icon{background:var(--green);border-color:var(--green);color:#fff;box-shadow:0 0 0 8px rgba(42,158,114,.13),0 10px 24px rgba(42,158,114,.2);transform:none}
.journey-node.is-active b{color:var(--green)}

/* 金句：通栏引言带，整行居中，引号用主色 */
.statement{margin-left:calc(var(--pad)*-1);margin-right:calc(var(--pad)*-1);padding-left:var(--pad);padding-right:var(--pad);padding-top:120px;padding-bottom:120px;justify-items:center;text-align:center;gap:0;background:linear-gradient(180deg,#eef7ff 0%,#f7fbff 100%)!important}
.statement-mark{font-size:150px;line-height:.55;height:62px;margin:0 0 24px;color:#2f73c3}
.statement blockquote{width:100%;max-width:none;padding:0;border-radius:0;background:none;box-shadow:none;font-size:clamp(30px,3.6vw,54px);line-height:1.32;letter-spacing:-.02em}
.statement-sign{margin-top:26px;text-align:center}

/* 平板与手机：时间轴改纵向，说明与节点左对齐成一条竖线 */
@media (max-width:850px){
  .journey-track{grid-template-columns:1fr;gap:0;padding-top:0}
  .journey-line{display:block;top:42px;bottom:42px;left:27.5px;right:auto;width:1px;height:auto;background:rgba(88,145,207,.42)}
  .journey-node{display:grid;grid-template-columns:56px minmax(0,1fr);column-gap:16px;align-items:start;padding:14px 0}
  .journey-node .journey-icon{grid-row:1/span 2;grid-column:1;width:56px;height:56px;margin:0;font-size:23px}
  .journey-node b{grid-column:2;font-size:16px}
  .journey-node span{grid-column:2;margin-top:4px;font-size:14px}
}

/* ---- 11.3 联系我 ---- */
.contact .section-kicker{justify-content:center}
.contact-content{max-width:none;width:100%;text-align:center}
.contact-content>p{max-width:640px;margin-left:auto;margin-right:auto}
.contact-tiles{grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin:44px auto 0;align-items:stretch}
.contact-tile{min-height:0;padding:24px;border-radius:20px;border:1px solid var(--line);background:rgba(255,255,255,.72);box-shadow:var(--card-shadow);align-items:flex-start;text-align:left;justify-content:flex-start}
.contact-tile:hover{transform:translateY(-4px);background:rgba(255,255,255,.9);box-shadow:var(--card-shadow-hover)}
.contact-icon{width:34px;height:34px;margin-bottom:16px;border-radius:50%;background:rgba(47,115,195,.1);color:#2f73c3;font-size:16px}
.contact-tile strong{font-size:14px;line-height:1.5}
.contact-arrow{right:20px;bottom:18px;color:#2f73c3;font-size:16px}
.contact-tile-qr img{position:static;width:104px;height:104px;margin:16px 0 0;object-fit:contain;border-radius:10px;background:#fff;mix-blend-mode:multiply}
.contact-actions{justify-content:center;align-items:center;flex-direction:column;gap:12px;margin-top:36px}

footer{justify-content:center;flex-direction:column;gap:6px;padding:26px 0 40px;text-align:center;font-size:11px;letter-spacing:.04em;color:var(--muted)}

/* 窄屏：金句字号收紧，上下留白仍不低于 96px */
@media (max-width:700px){
  .statement-mark{font-size:100px;line-height:.55;height:44px;margin-bottom:18px}
  .statement blockquote{font-size:clamp(20px,5.2vw,28px);line-height:1.5}
  .statement-sign{margin-top:20px}
}

/* 平板与手机：联系卡改单列，三张卡统一高度 */
@media (max-width:900px){
  .statement{padding-top:96px;padding-bottom:96px}
  .contact-tiles{grid-template-columns:1fr;grid-auto-rows:1fr;gap:16px;margin-top:32px}
  .contact-tile-qr{grid-column:auto}
  .contact-tile{min-height:0;padding:22px}
  .contact-actions{gap:10px;margin-top:28px}
}