/* ============================================================
   刺梨&西梅 · 品牌宣传页 v2（编辑式海报风）
   设计系统见 DESIGN.md — 深梅紫画布 × 刺梨黄强调 × 鎏金衬线
   组件模式参考 xmsumi-vibeui-prompts：bn-2 / hr-7 / ft-2 / st-6 /
   fq-1(编辑化) / cta-4 / ft-3f
   ============================================================ */

/* ---------- 令牌 ---------- */
:root{
  --plum:#432253;
  --plum-deep:#381C46;
  --plum-darker:#2E1638;
  --plum-light:#5A2A47;
  --cili:#E6DB50;
  --cili-bright:#F0E75E;
  --gold:#D9B45B;
  --gold-soft:#C9A24B;
  --gold-hairline:rgba(217,180,91,.24);
  --cream:#F7F3E8;
  --cream-deep:#EFE8D5;
  --leaf:#7BA338;
  --ink:#2E1638;
  --ink-soft:rgba(46,22,56,.66);
  --on-plum:#F5EDDA;
  --on-plum-muted:rgba(245,237,218,.62);
  --white:#FFFFFF;

  --font-serif:"Noto Serif SC","Source Han Serif SC","STSong","SimSun",serif;
  --font-script:"Ma Shan Zheng","KaiTi","STKaiti",cursive;
  --font-body:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-latin:"Fraunces",Georgia,"Times New Roman",serif;

  --container:1160px;
  --sp-section:clamp(4rem,10vw,7.5rem);
  --radius:16px;
  --shadow-plum:0 20px 60px rgba(46,22,56,.35);
  --shadow-cream:0 12px 32px rgba(67,34,83,.10);
  --slant:4.5rem;
  --header-h:76px;
}

/* ---------- 基础 ---------- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--header-h) + 12px);-webkit-text-size-adjust:100%}
body{
  font-family:var(--font-body);
  font-weight:300;
  line-height:1.9;
  color:var(--on-plum);
  background:var(--plum);
  -webkit-font-smoothing:antialiased;
  -webkit-tap-highlight-color:transparent;
  overflow-x:hidden;
}
body::before{
  content:"";position:fixed;inset:0;z-index:2000;pointer-events:none;opacity:.05;
  background-image:url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="160" height="160"><filter id="n"><feTurbulence type="fractalNoise" baseFrequency=".9" numOctaves="2"/></filter><rect width="160" height="160" filter="url(%23n)" opacity="1"/></svg>');
}
::selection{background:var(--cili);color:var(--ink)}
img{display:block;max-width:100%;height:auto}
svg{display:block;max-width:100%}
[hidden]{display:none!important}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:none;cursor:pointer}
:focus-visible{outline:2px solid var(--cili);outline-offset:3px;border-radius:4px}
::-webkit-scrollbar{width:10px}
::-webkit-scrollbar-thumb{background:var(--plum-light);border-radius:6px}
::-webkit-scrollbar-track{background:var(--plum-darker)}

.container{width:min(var(--container),92%);margin-inline:auto}
.latin{font-family:var(--font-latin)}
.script{font-family:var(--font-script);font-weight:400}

/* 逐字渐显标题（motionsites kinetic 模式） */
[data-split] .ch{display:inline-block;opacity:0;transform:translateY(.55em);transition:opacity .5s ease,transform .72s cubic-bezier(.16,1,.3,1);transition-delay:var(--cd,0s)}
[data-split].in-view .ch{opacity:1;transform:none}

/* 渐显 */
.rv{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .8s cubic-bezier(.16,1,.3,1);transition-delay:var(--d,0s)}
.rv.in-view{opacity:1;transform:none}

/* ---------- 按钮 / 徽章 / 眉题 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5em;
  padding:.78em 1.9em;border-radius:999px;
  font-size:.95rem;font-weight:500;letter-spacing:.06em;
  transition:transform .25s ease,background .25s ease,color .25s ease,box-shadow .25s ease;
  min-height:44px;
}
.btn-primary{background:var(--cili);color:var(--ink);box-shadow:0 8px 24px rgba(230,219,80,.25)}
.btn-primary:hover{background:var(--cili-bright);transform:translateY(-2px);box-shadow:0 14px 32px rgba(230,219,80,.35)}
.btn-ghost{border:1px solid var(--gold-hairline);color:var(--gold)}
.btn-ghost:hover{background:var(--gold);color:var(--ink);transform:translateY(-2px)}
.btn-block{width:100%}
/* Apple 式按压反馈：触下轻缩（100ms 内响应） */
.btn:active,.tabs [role="tab"]:active,.preset:active,.more-link:active{transform:scale(.97);transition-duration:100ms}

.eyebrow{
  font-size:.75rem;font-weight:600;letter-spacing:.35em;text-transform:uppercase;
  color:var(--gold);margin-bottom:1rem;
}
.eyebrow-ink{color:var(--gold-soft)}
.sec-no{font-style:italic;font-weight:300;color:var(--cili);margin-right:.9em}
.eyebrow-ink .sec-no{color:var(--gold-soft)}

/* ---------- 公告条 bn-2 ---------- */
.promo-bar{position:relative;z-index:1200;background:var(--cili);color:var(--ink)}
.promo-bar p{
  display:flex;align-items:center;justify-content:center;gap:1em;flex-wrap:wrap;
  padding:.5rem 3.2rem .5rem 1rem;
  font-size:.8rem;letter-spacing:.08em;
}
.promo-bar .latin{font-weight:500;border:1px solid rgba(46,22,56,.45);border-radius:4px;padding:0 .45em;font-size:.72rem;letter-spacing:.12em}
.promo-bar a{font-weight:500;text-decoration:underline;text-underline-offset:3px;white-space:nowrap}
.promo-bar a:hover{color:var(--plum)}
.promo-close{
  position:absolute;right:.7rem;top:50%;transform:translateY(-50%);
  font-size:1.15rem;color:rgba(46,22,56,.55);padding:.2em .5em;line-height:1;
}
.promo-close:hover{color:var(--ink)}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;left:0;right:0;z-index:1000;
  transition:background .35s ease,box-shadow .35s ease,border-color .35s ease;
  border-bottom:1px solid transparent;
}
.site-header.scrolled{
  background:rgba(46,22,56,.8);
  -webkit-backdrop-filter:blur(20px) saturate(180%);backdrop-filter:blur(20px) saturate(180%);
  border-bottom-color:var(--gold-hairline);
  box-shadow:0 10px 30px rgba(0,0,0,.25);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:var(--header-h)}
.brand{display:flex;align-items:center;gap:.6rem}
.brand-mark{width:34px;height:36px;border-radius:10px;object-fit:cover;border:1px solid rgba(217,180,91,.45);filter:drop-shadow(0 2px 6px rgba(0,0,0,.3))}
.brand-name{font-family:var(--font-serif);font-weight:300;font-size:1.22rem;letter-spacing:.12em;color:var(--on-plum)}
.brand-name em{font-style:italic;color:var(--cili);font-family:var(--font-latin);font-weight:300}
.site-nav{display:flex;align-items:center;gap:1.9rem}
.site-nav a{font-size:.92rem;letter-spacing:.08em;color:var(--on-plum-muted);transition:color .25s ease;position:relative;padding:.4em 0}
.site-nav a::after{content:"";position:absolute;left:0;bottom:0;width:0;height:1px;background:var(--cili);transition:width .3s ease}
.site-nav a:hover{color:var(--on-plum)}
.site-nav a:hover::after{width:100%}
.site-nav a[aria-current="true"]{color:var(--cili)}
.site-nav a[aria-current="true"]::after{width:100%}
.site-nav .nav-cta{font-size:.85rem;padding:.55em 1.5em}
.nav-toggle{display:none;flex-direction:column;gap:5px;padding:10px;z-index:1100}
.nav-toggle span{width:24px;height:2px;background:var(--gold);transition:transform .3s ease,opacity .3s ease}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- HERO · 全幅山景聚光标题 ---------- */
.hero{
  position:relative;min-height:100svh;
  display:flex;flex-direction:column;justify-content:center;
  padding:clamp(3rem,7vh,5rem) 0 6rem;
  background:var(--plum-deep);
  overflow:hidden;
}
.hero-base{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
#lush-hero{position:absolute;inset:0;width:100%;height:100%}
.hero-haze{
  position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(180deg, rgba(56,28,70,.32) 0%, transparent 28%, transparent 76%, rgba(46,22,56,.52) 100%);
}
.hero-scrim{
  position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(100deg, rgba(46,22,56,.52) 0%, rgba(46,22,56,.10) 46%, rgba(30,14,42,.44) 100%);
}
.hero-inner{position:relative;z-index:3;display:flex;justify-content:flex-end}
.hero-copy{
  position:relative;z-index:3;display:flex;flex-direction:column;align-items:flex-end;
  text-align:right;max-width:680px;
}
.hero-slogan{
  font-family:var(--font-serif);font-weight:200;
  font-size:clamp(2.6rem,6vw,4.6rem);line-height:1.32;letter-spacing:.06em;
  color:var(--cream);text-shadow:0 4px 30px rgba(24,10,32,.55);
}
.hero-slogan b{font-weight:300;color:var(--cili)}
.hero-brand{margin-top:1.2rem;font-size:clamp(1.25rem,2.4vw,1.75rem);letter-spacing:.16em;color:var(--gold);text-shadow:0 2px 16px rgba(24,10,32,.5)}
.hero-actions{margin-top:2.2rem;display:flex;gap:1rem;flex-wrap:wrap;justify-content:flex-end}
.scroll-cue{
  position:absolute;left:50%;bottom:5.4rem;transform:translateX(-50%);z-index:3;
  display:flex;flex-direction:column;align-items:center;gap:.5rem;
  font-size:.7rem;letter-spacing:.4em;text-transform:uppercase;color:var(--on-plum-muted);
}
.scroll-cue span{width:1px;height:44px;background:linear-gradient(to bottom,transparent,var(--gold));position:relative;overflow:hidden}
.scroll-cue span::after{content:"";position:absolute;left:0;top:-40%;width:100%;height:40%;background:var(--cili);animation:cue 2.2s ease-in-out infinite}
@keyframes cue{0%{top:-40%}100%{top:110%}}
.hero-slant{
  position:absolute;left:0;right:0;bottom:-1px;height:var(--slant);z-index:3;
  background:var(--cream);clip-path:polygon(0 100%,100% 0,100% 100%);
}

/* ---------- 高亮数据卡带 · 传送带（st-7 卡片 + 无缝滚动） ---------- */
.proof-band{
  position:relative;z-index:4;background:var(--cream);
  border-bottom:1px solid rgba(67,34,83,.08);
  overflow:hidden;
}
.proof-track{display:flex;width:max-content;animation:proof-scroll 36s linear infinite;will-change:transform}
.proof-band:hover .proof-track{animation-play-state:paused}
.proof-set{display:flex}
.proof-cell{
  width:420px;height:200px;flex:none;background:var(--white);
  border:none;border-right:1px solid rgba(67,34,83,.08);
  padding:1.4rem 1.6rem;text-align:center;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.5rem;
}
.proof-cell b{font-family:var(--font-latin);font-weight:300;font-size:2.8rem;color:var(--plum);line-height:1.1;white-space:nowrap}
.proof-cell b i{font-style:normal;font-size:.5em;margin-left:.12em;color:var(--gold-soft)}
.proof-cell span{font-family:"Noto Sans SC",sans-serif;font-size:.8rem;letter-spacing:.16em;color:var(--ink-soft)}
.proof-hl{background:linear-gradient(160deg,#4B2860 0%,var(--plum-deep) 100%);border-right:1px solid rgba(217,180,91,.35)}
.proof-hl .ph-big{
  margin:0;font-family:var(--font-latin);font-weight:300;line-height:1;
  font-size:4rem;color:var(--cili);
}
.proof-hl .ph-big i{font-style:normal;font-size:.5em;color:var(--gold)}
.proof-hl .ph-label{font-family:"Noto Sans SC",sans-serif;font-size:.78rem;letter-spacing:.14em;color:var(--on-plum-muted)}
.ph-tag{
  position:absolute;top:1rem;right:1rem;font-size:.66rem;letter-spacing:.2em;
  color:var(--cili);border:1px solid rgba(230,219,80,.4);border-radius:999px;padding:.2em .8em;
}
@keyframes proof-scroll{0%{transform:translateX(0)}100%{transform:translateX(-50%)}}

/* ---------- 章节骨架 ---------- */
.section{position:relative;padding:calc(var(--sp-section) + var(--slant)) 0 var(--sp-section)}
.section-cream{background:var(--cream);color:var(--ink);clip-path:polygon(0 var(--slant),100% 0,100% 100%,0 100%);margin-top:calc(-1 * var(--slant));z-index:5}
.section-plum{
  background:
    radial-gradient(800px 480px at 90% 8%,rgba(217,180,91,.09),transparent 60%),
    linear-gradient(180deg,var(--plum-deep) 0%,var(--plum) 100%);
  clip-path:polygon(0 0,100% var(--slant),100% 100%,0 100%);
  margin-top:calc(-1 * var(--slant));z-index:6;color:var(--on-plum);
}
.section-head{max-width:760px;margin-bottom:clamp(2.5rem,6vw,4rem)}
.section-head h2{
  font-family:var(--font-serif);font-weight:200;line-height:1.25;
  font-size:clamp(1.9rem,4.5vw,3.1rem);letter-spacing:.05em;color:var(--gold);
}
.section-cream .section-head h2{color:var(--plum)}
.section-sub{margin-top:1rem;color:var(--on-plum-muted);font-size:1.02rem}
.section-cream .section-sub{color:var(--ink-soft)}
.section-sub small{opacity:.7;font-size:.85em}

/* ---------- 双果故事 · ft-2 Bento ---------- */
.bento{
  display:grid;gap:1.1rem;perspective:1400px;
  grid-template-columns:1.12fr 1.12fr .95fr;
  grid-template-areas:"a a b" "a a b" "c d e";
}
.cell{
  position:relative;background:var(--white);
  border:1px solid rgba(67,34,83,.10);border-radius:var(--radius);
  padding:1.8rem 1.7rem;box-shadow:var(--shadow-cream);
  display:flex;flex-direction:column;gap:.65rem;
  transition:transform .3s ease,box-shadow .3s ease;
}
.cell:hover{transform:translateY(-4px);box-shadow:0 20px 48px rgba(67,34,83,.16)}
/* Aceternity 3d-card：卡体随光标透视旋转，元素分层浮起 */
.cell-3d{transform-style:preserve-3d;transform:rotateX(0deg) rotateY(0deg)}
.cell-3d:hover{transform:rotateX(var(--rx,0deg)) rotateY(var(--ry,0deg));box-shadow:0 30px 64px rgba(67,34,83,.22)}
.cell-3d .cell-glare{
  position:absolute;inset:0;border-radius:inherit;pointer-events:none;z-index:6;
  opacity:0;transition:opacity .35s ease;
  background:radial-gradient(420px circle at var(--gx,50%) var(--gy,50%), rgba(255,255,255,.30), transparent 55%);
}
.cell-3d .cell-tag{transform:translateZ(24px)}
.cell-3d h3{transform:translateZ(30px)}
.cell-3d .cell-note{transform:translateZ(16px)}
.cell-a .giant-num{transform:translateZ(52px)}
.cell-a .cell-photo{transform:translateZ(64px) rotate(3deg)}
.cell-b .prune-photo{transform:translateZ(54px)}
.cell-b .vert-text{transform:translateZ(38px)}
.cell-a{
  grid-area:a;padding:2.2rem 2.2rem;
  background:linear-gradient(160deg,#4B2860 0%,var(--plum-deep) 100%);
  border-color:rgba(217,180,91,.28);color:var(--on-plum);
}
.cell-a .cell-photo{
  position:absolute;right:1.5rem;top:1.5rem;width:148px;height:148px;
  object-fit:cover;border-radius:14px;border:2px solid rgba(217,180,91,.45);
  transform:translateZ(64px) rotate(3deg);box-shadow:0 14px 34px rgba(0,0,0,.4);
}
.cell-tag{display:flex;align-items:baseline;gap:1rem;font-size:.76rem;letter-spacing:.2em;color:var(--gold-soft);flex-wrap:wrap}
.cell-tag .script{font-size:1.45rem;color:var(--cili);letter-spacing:.1em}
.cell h3{font-family:var(--font-serif);font-weight:400;font-size:1.5rem;letter-spacing:.08em;color:var(--plum)}
.cell-a h3{color:var(--cream)}
.cell-latin{font-size:.82rem;font-weight:300;font-style:italic;color:var(--ink-soft);margin-left:.4em;letter-spacing:.02em}
.cell-a .cell-latin{color:var(--on-plum-muted)}
.giant-num{
  font-weight:300;font-size:clamp(2.7rem,4.8vw,4rem);line-height:1;
  color:var(--cili);margin:auto 0 .4rem;letter-spacing:.01em;
}
.giant-num small{font-size:.3em;color:var(--gold);margin-left:.6em;letter-spacing:.14em;font-weight:300}
.cell-note{font-size:.9rem;line-height:1.85;color:var(--ink-soft)}
.cell-a .cell-note{color:var(--on-plum-muted)}
.cell-note.strong{font-weight:500;color:var(--plum);font-size:1rem}
.cell-note.center{text-align:center}
.cell-b{grid-area:b;padding-right:3rem}
.prune-photo{
  width:108px;height:108px;border-radius:50%;object-fit:cover;flex:none;
  border:3px solid var(--cream);box-shadow:0 12px 26px rgba(67,34,83,.35),0 0 0 1px rgba(67,34,83,.18);
}
.cell-b-text{margin-top:auto}
.vert-text{
  position:absolute;right:1.15rem;top:1.15rem;
  writing-mode:vertical-rl;font-size:.74rem;letter-spacing:.4em;
  color:var(--gold-soft);border-left:1px solid rgba(67,34,83,.14);padding-left:.7rem;
}
.cell-c{grid-area:c;flex-direction:row;align-items:center;gap:1.2rem}
.amp-big{font-size:3.2rem;font-style:italic;font-weight:300;color:var(--gold-soft);line-height:1;flex:none}
.cell-d{grid-area:d;align-items:center;justify-content:center;text-align:center}
.zero-pair{display:flex;gap:.55rem;font-weight:300;font-size:3.1rem;line-height:1;color:var(--plum)}
.zero-pair span:last-child{color:transparent;-webkit-text-stroke:1.5px var(--plum)}
.cell-e{grid-area:e;align-items:center;justify-content:center;text-align:center}
.mid-num{font-weight:300;font-size:2.4rem;line-height:1;color:var(--plum)}
.mid-num i{font-style:normal;font-size:.42em;color:var(--gold-soft);margin-left:.15em}

/* ---------- 风味实验室 ---------- */
.lab{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(2rem,5vw,4rem);align-items:center}
.lab-visual{text-align:center}
.mix-stage{
  --r:70%;
  position:relative;width:min(400px,86%);aspect-ratio:1/1;margin:0 auto;
  border-radius:18px;overflow:hidden;
  border:1px solid var(--gold-hairline);
  box-shadow:0 30px 70px rgba(0,0,0,.45);
}
.mix-stage .lab-base,.mix-stage .lab-top{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.mix-stage .lab-top{
  clip-path:polygon(-2% -2%, calc(var(--r) + 4%) -2%, calc(var(--r) - 6%) 102%, -2% 102%);
}
.mix-line{
  position:absolute;top:-2%;bottom:-2%;left:calc(var(--r) - 1.5%);width:4px;z-index:2;
  background:linear-gradient(180deg,var(--cili),var(--gold));
  transform:skewX(-4.5deg);
  filter:drop-shadow(0 0 8px rgba(217,180,91,.65));
}
.juice-label{
  position:absolute;inset:auto 0 5%;display:flex;justify-content:center;align-items:baseline;gap:.3em;
  font-family:var(--font-latin);font-weight:500;font-size:2.2rem;color:#FFFFFF;
  text-shadow:0 2px 16px rgba(0,0,0,.6);
}
.juice-label i{font-style:normal;font-size:1.3rem;color:var(--gold)}
.lab-names{display:flex;justify-content:space-between;width:min(400px,86%);margin:1.1rem auto 0;letter-spacing:.3em;font-size:.85rem}
.cili-text{color:var(--cili)}
.prune-text{color:#C79AC0}
.lab-console{display:grid;gap:1.4rem}
.flavor-card{background:rgba(255,255,255,.05);border:1px solid var(--gold-hairline);border-radius:16px;padding:1.3rem 1.6rem}
.flavor-eyebrow{font-size:.72rem;letter-spacing:.3em;color:var(--gold);margin-bottom:.4rem}
.flavor-text{font-family:var(--font-serif);font-weight:300;font-size:1.08rem;letter-spacing:.04em;color:var(--on-plum);min-height:2.6em}
.mixer-row{display:flex;align-items:center;gap:1rem}
.mixer-end{font-size:.8rem;letter-spacing:.18em;white-space:nowrap}
input[type="range"]{
  flex:1;appearance:none;-webkit-appearance:none;height:4px;border-radius:4px;
  background:linear-gradient(90deg,var(--cili),var(--plum-light));outline-offset:6px;cursor:pointer;
}
input[type="range"]::-webkit-slider-thumb{
  appearance:none;-webkit-appearance:none;width:26px;height:26px;border-radius:50%;
  background:var(--gold);border:3px solid var(--plum-deep);
  box-shadow:0 0 0 1px var(--gold),0 6px 16px rgba(0,0,0,.4);cursor:grab;
}
input[type="range"]::-webkit-slider-thumb:active{cursor:grabbing}
input[type="range"]::-moz-range-thumb{
  width:22px;height:22px;border-radius:50%;background:var(--gold);
  border:3px solid var(--plum-deep);box-shadow:0 0 0 1px var(--gold);
}
.nutri-bars{display:grid;gap:1rem}
.nutri-bar-head{display:flex;justify-content:space-between;font-size:.85rem;color:var(--on-plum-muted);margin-bottom:.45rem;letter-spacing:.08em}
.nutri-bar-head output{font-family:var(--font-latin);color:var(--gold)}
.bar{height:8px;border-radius:8px;background:rgba(255,255,255,.08);overflow:hidden}
.bar-fill{display:block;height:100%;border-radius:8px;transition:width .12s linear}
.bar-cili{background:linear-gradient(90deg,#C2B434,var(--cili-bright))}
.bar-prune{background:linear-gradient(90deg,#4A2140,#A65E92)}
.presets{display:flex;gap:.8rem;flex-wrap:wrap}
.preset{
  flex:1;min-height:44px;border-radius:999px;border:1px solid var(--gold-hairline);
  color:var(--on-plum);font-size:.88rem;letter-spacing:.1em;padding:.5em 1em;
  transition:all .25s ease;
}
.preset:hover{border-color:var(--gold);color:var(--gold);transform:translateY(-2px)}
.preset.active{background:var(--gold);border-color:var(--gold);color:var(--ink)}

/* ---------- 产品与营养 ---------- */
.product-grid{display:grid;grid-template-columns:.92fr 1.08fr;gap:clamp(2rem,5vw,3.6rem);align-items:start;margin-bottom:clamp(3rem,7vw,4.5rem)}
.pack-art{
  margin:0;position:relative;border-radius:18px;overflow:hidden;
  border:1px solid var(--gold-hairline);box-shadow:var(--shadow-plum);
  background:var(--plum-deep);
}
.pack-art img{width:100%;display:block}
.pack-art figcaption{
  padding:1rem 1.2rem;text-align:center;
  font-size:1.15rem;letter-spacing:.2em;color:var(--gold);
  background:linear-gradient(180deg,var(--plum-deep),#331A40);
  border-top:1px solid rgba(217,180,91,.16);
}
.claim-icons{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;margin-bottom:1.8rem}
.claim-icons li{display:flex;flex-direction:column;align-items:center;gap:.55rem;text-align:center}
.claim-icons svg{width:46px;height:46px;color:var(--gold-soft)}
.claim-icons span{font-size:.76rem;letter-spacing:.1em;color:var(--ink-soft)}
.spec-list{display:grid;gap:.75rem;border-top:1px solid rgba(67,34,83,.12);padding-top:1.4rem}
.spec-list>div{display:grid;grid-template-columns:5.2em 1fr;gap:1rem;font-size:.92rem}
.spec-list dt{color:var(--gold-soft);letter-spacing:.2em;font-weight:500}
.spec-list dd{color:var(--ink-soft)}
.nutri-table-wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:1.6rem;align-items:center;margin-top:1.8rem}
.nutri-table{
  width:100%;border-collapse:collapse;
  background:var(--plum-deep);color:var(--on-plum);
  border:1px solid var(--gold-hairline);border-radius:16px;overflow:hidden;
  box-shadow:var(--shadow-cream);
}
.nutri-table caption{
  caption-side:top;text-align:center;padding:.9rem 0 .7rem;
  font-family:var(--font-serif);font-weight:400;letter-spacing:.5em;text-indent:.5em;
  color:var(--gold);font-size:1.02rem;
}
.nutri-table th,.nutri-table td{padding:.52rem 1.1rem;font-size:.88rem;font-weight:300;text-align:left;border-top:1px solid rgba(217,180,91,.14)}
.nutri-table thead th{border-top:none;font-weight:500;letter-spacing:.12em;color:var(--gold);background:rgba(217,180,91,.08)}
.nutri-table td{font-family:var(--font-latin)}
.nutri-table tr.sub th,.nutri-table tr.sub td{color:var(--on-plum-muted);padding-left:2rem;font-size:.8rem}
.nutri-table .hl th,.nutri-table .hl td{background:rgba(230,219,80,.13);color:var(--cili);font-weight:500}
.vc-callout{text-align:center;padding:0 .5rem}
.vc-callout strong{
  display:block;font-family:var(--font-latin);font-weight:500;
  font-size:clamp(3.4rem,6vw,5rem);line-height:1;
  background:linear-gradient(110deg,var(--gold-soft) 42%,#F7E7B0 50%,var(--gold-soft) 58%);
  background-size:220% 100%;
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
  animation:shine 7s ease-in-out infinite;animation-delay:1.4s;
}
.vc-callout span{display:block;margin-top:.7rem;font-size:.86rem;color:var(--ink-soft);letter-spacing:.06em}
.nutri-note{grid-column:1/-1;text-align:center;font-size:.74rem;letter-spacing:.1em;color:var(--ink-soft);opacity:.75}

/* 产品线选项卡 */
.lines{border-top:1px dashed rgba(67,34,83,.18);padding-top:2.2rem}
.lines-eyebrow{font-size:.75rem;letter-spacing:.35em;color:var(--gold-soft);margin-bottom:1.1rem}
.more-link{
  display:table;margin:1.6rem auto 0;
  padding:.62em 1.8em;border-radius:999px;
  border:1px solid rgba(67,34,83,.22);color:var(--plum);
  font-family:"Noto Sans SC",sans-serif;font-size:.9rem;letter-spacing:.12em;
  transition:all .25s ease;
}
.more-link:hover{background:var(--plum);border-color:var(--plum);color:var(--cream)}
.tabs{display:flex;gap:.6rem;flex-wrap:wrap;margin-bottom:1.4rem}
.tabs [role="tab"]{
  padding:.55em 1.5em;border-radius:999px;border:1px solid rgba(67,34,83,.18);
  font-size:.9rem;letter-spacing:.08em;color:var(--ink-soft);min-height:44px;
  transition:all .25s ease;
}
.tabs [role="tab"]:hover{border-color:var(--gold-soft);color:var(--plum)}
.tabs [role="tab"][aria-selected="true"]{background:var(--plum);border-color:var(--plum);color:var(--cream)}
.tab-panel{
  background:var(--white);border:1px solid rgba(67,34,83,.10);border-radius:16px;
  padding:1.8rem 2rem;box-shadow:var(--shadow-cream);
}
.tab-panel.tab-has-img{display:grid;grid-template-columns:190px 1fr;gap:1.6rem;align-items:center}
.tab-photo{width:100%;border-radius:12px;border:1px solid rgba(67,34,83,.12)}
.tab-panel .line-spec{font-size:.85rem;color:var(--gold-soft);letter-spacing:.14em}
.tab-panel h3{font-family:var(--font-serif);font-weight:400;font-size:1.35rem;color:var(--plum);margin:.3rem 0 .5rem;letter-spacing:.06em}
.tab-panel p:last-child{font-size:.93rem;color:var(--ink-soft)}

/* ---------- 8S 工艺 · luxterra/rodney 编号展开行 ---------- */
.craft-grid{display:grid;grid-template-columns:.82fr 1.18fr;gap:clamp(2.5rem,6vw,4.5rem);align-items:start}
.craft-side{position:sticky;top:calc(var(--header-h) + 2rem)}
.craft-side h2{
  font-family:var(--font-serif);font-weight:200;line-height:1.25;
  font-size:clamp(1.9rem,4.5vw,3.1rem);letter-spacing:.05em;color:var(--gold);
}
.craft-side .section-sub{margin-top:1rem}
.craft-progress{margin-top:2.2rem;font-family:var(--font-latin);font-weight:300;color:var(--gold);font-size:2.4rem;line-height:1}
.craft-progress i{font-style:normal;font-size:.42em;color:var(--on-plum-muted);margin-left:.5em;letter-spacing:.25em}
.process{position:relative;display:grid;padding-left:2.4rem}
.journey-line{position:absolute;left:0;top:8px;bottom:8px;width:2px;border-radius:2px;background:rgba(217,180,91,.15)}
.journey-line::after{
  content:"";position:absolute;inset:0;border-radius:2px;
  background:linear-gradient(180deg,var(--cili),var(--gold));
  transform-origin:top;transform:scaleY(var(--p,0));
}
.process-row.lit .p-no{color:var(--cili)}
.process-row{border-top:1px solid var(--gold-hairline);transition:background .3s ease}
.process-row.open{background:rgba(230,219,80,.06)}
.process-btn{
  width:100%;display:grid;grid-template-columns:3.4rem auto 1fr auto;align-items:baseline;gap:1rem;
  padding:1.3rem .4rem;text-align:left;
}
.p-no{font-style:italic;font-weight:300;font-size:1.05rem;color:var(--on-plum-muted);transition:color .3s ease}
.process-row.open .p-no{color:var(--cili)}
.p-word{font-family:var(--font-serif);font-weight:400;font-size:1.3rem;letter-spacing:.04em;color:var(--on-plum)}
.p-cn{font-size:.84rem;letter-spacing:.14em;color:var(--on-plum-muted)}
.p-arrow{
  position:relative;width:34px;height:34px;border-radius:50%;align-self:center;
  border:1px solid var(--gold-hairline);transition:all .35s ease;
}
.p-arrow::before{
  content:"";position:absolute;left:12px;top:12px;width:9px;height:9px;
  border-right:1.6px solid var(--gold);border-bottom:1.6px solid var(--gold);
  transform:rotate(45deg);transition:transform .35s ease,border-color .35s ease;
}
.process-row.open .p-arrow{background:var(--gold);border-color:var(--gold)}
.process-row.open .p-arrow::before{border-color:var(--ink);transform:rotate(225deg)}
.process-body{max-height:0;overflow:hidden;transition:max-height .5s cubic-bezier(.32,.72,0,1)}
.process-body-in{display:flex;gap:1.2rem;align-items:flex-start;padding:0 .4rem 1.5rem 4.4rem}
.process-body-in svg{width:40px;height:40px;color:var(--cili);flex:none}
.process-body-in p{color:var(--on-plum-muted);font-size:.95rem;max-width:52ch}
.craft-note{margin-top:1rem;font-size:.76rem;letter-spacing:.08em;color:var(--on-plum-muted);opacity:.75}

/* 真实厂区 · 可拖拽卡片（Aceternity draggable-card 原版结构） */
.drag-board{
  position:relative;height:760px;
  overflow:hidden;
  background:#fff url(../assets/img/gezhi-logo.webp) no-repeat center / auto 94%;
}
.drag-card{
  position:absolute;z-index:2;width:320px;padding:10px 10px 0;
  background:#fff;border:1px solid rgba(46,22,56,.14);border-radius:14px;
  box-shadow:0 24px 55px rgba(67,34,83,.24);
  transform:rotate(var(--r));
  transition:transform .55s cubic-bezier(.34,1.56,.64,1),box-shadow .3s ease;
  cursor:grab;touch-action:none;user-select:none;
}
.drag-card .dc-img{width:300px;height:300px;object-fit:cover;border-radius:10px;display:block;pointer-events:none}
.drag-card .dc-title{
  margin:0;padding:.85rem 0 .7rem;text-align:center;
  font-family:var(--font-serif);font-weight:400;font-size:1.02rem;
  letter-spacing:.06em;color:var(--plum);
}
.drag-card.dragging{transition:none;cursor:grabbing;z-index:60;box-shadow:0 40px 80px rgba(67,34,83,.32)}
.drag-hint{
  position:absolute;right:.4rem;bottom:.9rem;z-index:3;
  font-size:.95rem;letter-spacing:.12em;color:var(--ink-soft);opacity:.85;
}

/* 公司实力 · 编辑式大数字 */
.stat-band{
  margin-top:clamp(2.5rem,6vw,4rem);
  display:grid;grid-template-columns:repeat(5,1fr);
  border-top:1px solid var(--gold-hairline);border-bottom:1px solid var(--gold-hairline);
  padding:2.1rem 0;
}
.stat{padding:.2rem 1.5rem;border-left:1px solid rgba(217,180,91,.16)}
.stat:first-child{border-left:0;padding-left:.2rem}
.stat:nth-child(even){transform:translateY(10px)}
.stat b{display:block;font-family:var(--font-latin);font-weight:300;font-size:clamp(1.9rem,3.4vw,2.9rem);color:var(--cili);line-height:1.05}
.stat b i{font-style:normal;font-family:var(--font-body);font-weight:300;font-size:.4em;margin-left:.18em;color:var(--gold)}
.stat span{display:block;margin-top:.55rem;font-size:.78rem;letter-spacing:.12em;color:var(--on-plum-muted)}
.trust-line{
  margin-top:1.8rem;text-align:center;font-size:.88rem;letter-spacing:.22em;
  color:var(--gold);
}

/* ---------- FAQ · 编辑化分栏 ---------- */
.faq-grid{display:grid;grid-template-columns:.85fr 1.35fr;gap:clamp(2.5rem,6vw,5rem);align-items:start}
.faq-side{position:sticky;top:calc(var(--header-h) + 2rem)}
.faq-side h2{
  font-family:var(--font-serif);font-weight:200;line-height:1.25;
  font-size:clamp(1.9rem,4.5vw,3.1rem);letter-spacing:.05em;color:var(--plum);
}
.faq-note{margin-top:1.1rem;color:var(--ink-soft);font-size:.98rem}
.faq-tel{
  display:inline-block;margin-top:1.7rem;border:1px solid rgba(67,34,83,.18);
  border-radius:var(--radius);padding:1rem 1.5rem;transition:all .25s ease;
}
.faq-tel:hover{border-color:var(--gold-soft);transform:translateY(-2px);box-shadow:var(--shadow-cream)}
.faq-tel small{display:block;font-size:.72rem;letter-spacing:.26em;color:var(--gold-soft)}
.faq-tel b{font-family:var(--font-latin);font-weight:400;font-size:1.35rem;color:var(--plum);letter-spacing:.03em}
.faq-ask{
  margin-top:1.4rem;background:var(--white);border:1px solid rgba(67,34,83,.10);
  border-radius:var(--radius);padding:1.4rem 1.5rem;box-shadow:var(--shadow-cream);
}
.faq-ask p{font-size:.92rem;color:var(--ink-soft);margin-bottom:1rem;line-height:1.8}
.faq-ask b{color:var(--plum);font-size:1.04rem}
.btn-dark{border-color:rgba(67,34,83,.32);color:var(--plum)}
.btn-dark:hover{background:var(--plum);border-color:var(--plum);color:var(--cream)}
.acc{display:grid}
.acc-item{border-top:1px solid rgba(67,34,83,.16)}
.acc-item:last-child{border-bottom:1px solid rgba(67,34,83,.16)}
.acc-btn{
  width:100%;display:flex;align-items:baseline;gap:1.2rem;
  padding:1.4rem .2rem;text-align:left;
}
.acc-no{font-family:var(--font-latin);font-style:italic;font-weight:300;font-size:.95rem;color:var(--gold-soft);flex:none;letter-spacing:.05em}
.acc-q{flex:1;font-family:var(--font-serif);font-weight:400;font-size:1.08rem;color:var(--plum);letter-spacing:.04em}
.acc-btn i{
  position:relative;width:36px;height:36px;border-radius:50%;flex:none;align-self:center;
  border:1px solid rgba(67,34,83,.28);transition:all .35s ease;
}
.acc-btn i::before{
  content:"";position:absolute;left:13px;top:14px;width:8px;height:8px;
  border-right:1.6px solid var(--plum);border-bottom:1.6px solid var(--plum);
  transform:rotate(45deg);transition:transform .35s ease,border-color .35s ease;
}
.acc-item.open .acc-btn i{background:var(--plum);border-color:var(--plum)}
.acc-item.open .acc-btn i::before{border-color:var(--cream);transform:rotate(225deg)}
.acc-panel{max-height:0;overflow:hidden;transition:max-height .5s cubic-bezier(.32,.72,0,1)}
.acc-body{padding:0 2.4rem 1.5rem 2.35rem;font-size:.94rem;color:var(--ink-soft)}
.acc-body a{color:var(--gold-soft);font-weight:500;border-bottom:1px solid rgba(201,162,75,.4)}
.acc-body a:hover{color:var(--plum)}

/* ---------- 招商合作 · cta-4 纹理横幅 ---------- */
.section-cta{
  background:
    radial-gradient(700px 420px at 12% 0%,rgba(230,219,80,.12),transparent 55%),
    linear-gradient(180deg,var(--plum) 0%,var(--plum-deep) 100%);
  clip-path:polygon(0 0,100% var(--slant),100% 100%,0 100%);
  margin-top:calc(-1 * var(--slant));z-index:7;color:var(--on-plum);
}
.cta-banner{
  border:1px solid var(--gold-hairline);border-radius:18px;
  background:
    repeating-linear-gradient(135deg,rgba(217,180,91,.07) 0 1px,transparent 1px 16px),
    linear-gradient(160deg,rgba(90,42,71,.5),rgba(46,22,56,.35));
  padding:clamp(2.2rem,5vw,3.8rem);
  margin-bottom:clamp(2.5rem,6vw,4rem);
}
.cta-giant{
  font-size:clamp(2.1rem,5.5vw,4.2rem);color:var(--cili);
  line-height:1.3;letter-spacing:.08em;margin-top:.4rem;
}
.cta-phone-row{display:flex;align-items:baseline;gap:1.6rem;margin-top:1.5rem;flex-wrap:wrap}
.cta-phone-label{font-size:.8rem;letter-spacing:.32em;color:var(--on-plum-muted)}
.cta-phone{
  font-weight:300;font-size:clamp(2.4rem,6vw,4.4rem);color:var(--gold);
  letter-spacing:.04em;line-height:1;text-shadow:0 6px 40px rgba(217,180,91,.3);
  transition:color .25s ease;
}
.cta-phone:hover{color:var(--cili)}
.cta-line{margin-top:1.3rem;color:var(--on-plum-muted);font-size:.92rem;letter-spacing:.08em}
.cta-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(2.5rem,6vw,4.5rem);align-items:start}
.cta-form{
  background:rgba(46,22,56,.5);border:1px solid var(--gold-hairline);border-radius:var(--radius);
  padding:2.2rem 2rem;display:grid;gap:1.15rem;
}
.field{display:grid;gap:.4rem}
.field label{font-size:.78rem;letter-spacing:.24em;color:var(--gold)}
.field input,.field select,.field textarea{
  font:inherit;font-size:.95rem;color:var(--on-plum);
  background:rgba(255,255,255,.05);border:1px solid rgba(217,180,91,.2);
  border-radius:10px;padding:.72em 1em;transition:border-color .25s ease,background .25s ease;
  min-height:44px;
}
.field textarea{resize:vertical;min-height:0}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--cili);background:rgba(255,255,255,.08);
  box-shadow:0 0 0 3px rgba(230,219,80,.16);
}
.field ::placeholder{color:rgba(245,237,218,.35)}
.field select option{background:var(--plum-darker)}
.form-tip{font-size:.76rem;color:var(--on-plum-muted);letter-spacing:.04em;text-align:center}
.cta-contacts{display:grid;padding-top:.4rem}
.contact-row{
  display:grid;grid-template-columns:auto auto 1fr;gap:1.3rem;align-items:baseline;
  border-top:1px solid var(--gold-hairline);padding:1.25rem .2rem;
}
.contact-row:last-child{border-bottom:1px solid var(--gold-hairline)}
.cr-word{
  font-family:var(--font-serif);font-weight:400;font-size:1.6rem;color:var(--gold);
  letter-spacing:.12em;transition:color .25s ease;
}
.cr-arrow{color:var(--gold);font-family:var(--font-latin);transition:transform .25s ease}
.contact-row:hover .cr-word{color:var(--cili)}
.contact-row:hover .cr-arrow{transform:translateX(6px)}
.cr-detail small{display:block;font-size:.74rem;letter-spacing:.2em;color:var(--on-plum-muted);margin-bottom:.3rem}
.cr-detail b{font-weight:400;font-size:1.02rem;letter-spacing:.04em}
a.contact-row:hover .cr-detail b{color:var(--cili)}

/* ---------- FOOTER · ft-3f 巨型字标 ---------- */
.site-footer{
  background:var(--plum-darker);
  clip-path:polygon(0 var(--slant),100% 0,100% 100%,0 100%);
  margin-top:calc(-1 * var(--slant));
  padding:calc(var(--slant) + 3rem) 0 2.2rem;
  position:relative;z-index:8;color:var(--on-plum-muted);
}
.footer-wordmark{
  text-align:center;font-weight:300;font-style:italic;line-height:1;
  font-size:clamp(3.2rem,11vw,8.6rem);letter-spacing:.1em;
  color:rgba(217,180,91,.08);-webkit-text-stroke:1px rgba(217,180,91,.26);
  margin-bottom:clamp(1.6rem,4vw,2.8rem);user-select:none;white-space:nowrap;
}
.footer-grid{display:grid;grid-template-columns:1.2fr 1fr 1.3fr .8fr;gap:2.2rem;padding-bottom:2.2rem}
.brand-name.big{font-size:2rem}
.footer-slogan{color:var(--cili);font-size:1.4rem;letter-spacing:.2em;margin-top:.6rem;opacity:.9}
.footer-head{font-size:.76rem;letter-spacing:.3em;color:var(--gold);margin-bottom:.9rem}
.footer-col p{font-size:.86rem;line-height:2;letter-spacing:.03em}
.footer-col a:hover{color:var(--cili)}
.footer-notice{
  border-top:1px solid rgba(217,180,91,.14);padding:1.4rem 0;
  font-size:.76rem;line-height:2;letter-spacing:.04em;opacity:.65;
}
.footer-base{
  display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;
  font-size:.76rem;letter-spacing:.06em;
}
.footer-src{opacity:.55}

/* ---------- Toast ---------- */
.toast{
  position:fixed;left:50%;bottom:2rem;transform:translate(-50%,16px) scale(.96);z-index:3000;
  background:rgba(46,22,56,.82);border:1px solid rgba(217,180,91,.5);color:var(--on-plum);
  -webkit-backdrop-filter:blur(20px) saturate(180%);backdrop-filter:blur(20px) saturate(180%);
  padding:.9em 1.8em;border-radius:999px;font-size:.9rem;letter-spacing:.06em;
  box-shadow:var(--shadow-plum);opacity:0;pointer-events:none;
  transition:opacity .35s ease,transform .35s cubic-bezier(.32,.72,0,1);max-width:90%;
}
.toast.show{opacity:1;transform:translate(-50%,0) scale(1)}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .hero-inner{justify-content:center}
  .hero-copy{align-items:center;text-align:center}
  .hero-actions{justify-content:center}
  .proof-cell{width:360px;height:180px;padding:1.2rem 1.3rem}
  .proof-cell b{font-size:2.4rem}
  .proof-hl .ph-big{font-size:3.4rem}
  .bento{grid-template-columns:1fr 1fr;grid-template-areas:"a a" "a a" "b c" "d e"}
  .lab{grid-template-columns:1fr}
  .mix-stage{width:min(420px,88%)}
  .product-grid{grid-template-columns:1fr}
  .pack-art{max-width:440px;margin-inline:auto}
  .cta-grid{grid-template-columns:1fr}
  .craft-grid{grid-template-columns:1fr;gap:2rem}
  .craft-side{position:static}
  .stat-band{grid-template-columns:repeat(3,1fr);row-gap:1.8rem}
  .stat:nth-child(even){transform:none}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:900px){
  .faq-grid{grid-template-columns:1fr}
  .faq-side{position:static}
}
@media (max-width:768px){
  :root{--header-h:64px;--slant:2.6rem}
  .promo-bar p{font-size:.72rem;padding:.45rem 2.8rem .45rem .8rem;gap:.6em}
  .site-nav{
    position:fixed;inset:0;z-index:1000;
    flex-direction:column;justify-content:center;gap:2rem;
    background:rgba(46,22,56,.88);
    -webkit-backdrop-filter:blur(20px) saturate(180%);backdrop-filter:blur(20px) saturate(180%);
    opacity:0;pointer-events:none;transition:opacity .35s ease;
  }
  .site-nav.open{opacity:1;pointer-events:auto}
  .site-nav a{font-size:1.15rem}
  .nav-toggle{display:flex}
  .hero{padding-bottom:4.4rem}
  .scroll-cue{display:none}
  .proof-cell{width:300px;height:160px;padding:1rem 1.1rem}
  .proof-cell b{font-size:2.2rem}
  .proof-hl .ph-big{font-size:2.9rem}
  .bento{grid-template-columns:1fr;grid-template-areas:"a" "b" "c" "d" "e"}
  .cell-a .cell-photo{width:108px;height:108px;right:1.1rem;top:1.1rem}
  .cell-b{padding-right:1.7rem}
  .vert-text{writing-mode:horizontal-tb;position:static;border-left:0;padding-left:0;margin-top:.8rem;border-top:1px solid rgba(67,34,83,.14);padding-top:.8rem}
  .cell-c{flex-direction:column;align-items:flex-start;gap:.8rem}
  .process-btn{grid-template-columns:2.6rem 1fr auto;row-gap:.1rem;padding:1.15rem .2rem}
  .p-word{font-size:1.12rem}
  .p-cn{grid-column:2;font-size:.76rem}
  .p-arrow{width:30px;height:30px}
  .p-arrow::before{left:11px;top:11px}
  .process-body-in{padding:0 .2rem 1.3rem 3.6rem}
  .process-body-in svg{width:32px;height:32px}
  .stat-band{grid-template-columns:repeat(2,1fr);row-gap:1.8rem}
  .stat{padding:.2rem 0 .2rem 1.1rem}
  .stat:nth-child(odd){border-left:0;padding-left:.2rem}
  .claim-icons{grid-template-columns:repeat(2,1fr)}
  .nutri-table-wrap{grid-template-columns:1fr}
  .vc-callout{padding-top:.6rem}
  .pack-art figcaption{font-size:1rem;letter-spacing:.12em}
  .nutri-table th,.nutri-table td{padding:.45rem .8rem;font-size:.8rem}
  .nutri-table tr.sub th,.nutri-table tr.sub td{padding-left:1.5rem}
  .spec-list>div{grid-template-columns:4.6em 1fr;font-size:.86rem}
  .tab-panel{padding:1.4rem 1.3rem}
  .tab-panel.tab-has-img{grid-template-columns:1fr}
  .tab-photo{max-width:320px}
  .acc-btn{padding:1.2rem .1rem;gap:.9rem}
  .acc-q{font-size:.98rem}
  .acc-body{padding:0 1rem 1.4rem 2.1rem}
  .faq-tel{width:100%;text-align:left}
  .cta-giant{letter-spacing:.04em}
  .footer-grid{grid-template-columns:1fr;gap:1.6rem}
  .footer-base{flex-direction:column;gap:.3rem}
  .footer-wordmark{white-space:normal}
  .drag-board{height:560px;background-size:300px auto}
  .drag-card{width:min(280px,46%)}
  .drag-card .dc-img{height:250px}
}

/* ---------- 触屏：去除悬停位移残留 ---------- */
@media (hover:none){
  .cell:hover,.faq-tel:hover,.preset:hover,.more-link:hover,.btn-primary:hover,.btn-ghost:hover{transform:none}
}

/* ---------- 降低透明度 / 提高对比度（apple-design §14） ---------- */
@media (prefers-reduced-transparency:reduce){
  .site-header.scrolled,.site-nav,.toast{background:var(--plum-darker);-webkit-backdrop-filter:none;backdrop-filter:none}
}
@media (prefers-contrast:more){
  .site-header.scrolled{background:var(--plum-darker);border-bottom-color:var(--gold)}
  .toast{background:var(--plum-darker);border-color:var(--gold)}
}

/* ---------- 动效减除 ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  .rv{opacity:1;transform:none}
  .marquee-track{transform:none}
}