/* ============================================================
   WDfinds — 主题变量
   ============================================================ */
:root{
  --pink:#e91e63;
  --pink-dark:#c2185b;
  --pink-soft:#fff8fa;
  --pink-line:#ffe0e8;
  --bg:#ffffff;
  --bg-alt:#fafafa;
  --card:#ffffff;
  --border:#e6e6e6;
  --border-soft:#f0f0f0;
  --text:#1f2328;
  --text-dim:#6a737d;
  --shadow:0 4px 15px rgba(233,30,99,.10);
  --shadow-lg:0 10px 34px rgba(233,30,99,.18);
  --radius:16px;
}
body.dark{
  --bg:#121316;
  --bg-alt:#17181c;
  --card:#1c1e23;
  --border:#2c2f36;
  --border-soft:#26292f;
  --text:#f2f3f5;
  --text-dim:#a8b0ba;
  --pink-soft:#221a1f;
  --pink-line:#3a2731;
  --shadow:0 4px 15px rgba(0,0,0,.4);
  --shadow-lg:0 10px 34px rgba(0,0,0,.55);
}

*{box-sizing:border-box;margin:0;padding:0}
html,body{overflow-x:hidden}
body{
  background:var(--bg);color:var(--text);line-height:1.6;
  font-family:'Inter','Segoe UI',-apple-system,BlinkMacSystemFont,'PingFang SC','Microsoft YaHei',sans-serif;
  transition:background .3s,color .3s;
}
a{color:inherit}
img{max-width:100%}
.container{max-width:1200px;margin:0 auto;padding:0 20px}

/* ==================== NAV ==================== */
nav.topnav{
  background:var(--bg);position:sticky;top:0;z-index:100;
  box-shadow:0 2px 8px rgba(0,0,0,.06);
  border-bottom:1px solid var(--border-soft);
  padding:8px 0;transition:background .3s,border-color .3s;
}
.nav-container{
  display:flex;justify-content:center;align-items:center;
  gap:8px;flex-wrap:wrap;
}
.nav-link{
  color:var(--text);text-decoration:none;padding:10px 14px;border-radius:16px;
  transition:.25s;position:relative;z-index:1;overflow:hidden;
  font-size:.85rem;font-weight:700;line-height:1;white-space:nowrap;
}
.nav-link::before{
  content:'';position:absolute;inset:0;background:var(--pink);z-index:-1;
  transform:scale(0);transition:transform .25s,box-shadow .25s;
  border-radius:16px;opacity:0;
}
.nav-link:hover{color:#fff}
.nav-link:hover::before{transform:scale(1);opacity:1;box-shadow:0 0 12px rgba(233,30,99,.7)}
.nav-link.active{color:var(--pink)}
.nav-link.active:hover{color:#fff}
.theme-toggle{
  background:var(--bg);color:var(--text);border:1px solid var(--border);
  border-radius:10px;padding:7px 12px;cursor:pointer;font-size:.85rem;
  font-weight:700;transition:.25s;white-space:nowrap;font-family:inherit;
}
.theme-toggle:hover{background:var(--pink);color:#fff;border-color:var(--pink)}

/* ==================== HERO ==================== */
header.hero{text-align:center;padding:56px 0 30px;transition:background .3s}
.main-title{font-size:2.6rem;line-height:1.25;font-weight:800;letter-spacing:-.5px}
.main-title .pink{color:var(--pink);text-shadow:0 0 12px rgba(233,30,99,.18)}
.main-title .black{color:var(--text)}
.hero-sub{color:var(--text-dim);margin-top:14px;font-size:1.02rem}

.cta-buttons{display:flex;justify-content:center;gap:18px;margin:34px 0;flex-wrap:wrap}
.btn{
  padding:17px 34px;text-decoration:none;transition:.25s;text-align:center;
  min-width:270px;font-size:1.05rem;font-weight:800;display:inline-block;
  box-shadow:var(--shadow);border-radius:50px;
}
.btn-primary{background:var(--pink);color:#fff;border:2px solid var(--pink)}
.btn-secondary{background:var(--bg);color:var(--pink);border:2px solid var(--pink)}
.btn:hover{transform:scale(1.04);box-shadow:var(--shadow-lg)}
.btn .emoji{margin-right:8px;font-size:1.15em;vertical-align:middle}
.btn .btn-text{display:inline-block;vertical-align:middle;line-height:1.35}

/* ==================== STATS ==================== */
.stats-container{display:flex;justify-content:center;gap:24px;margin:54px 0;flex-wrap:wrap}
.stat-box{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  padding:28px;text-align:center;width:225px;box-shadow:var(--shadow);transition:.25s;
}
.stat-box:hover{box-shadow:var(--shadow-lg);transform:translateY(-5px)}
.stat-number{font-size:2.4rem;font-weight:800;color:var(--pink);margin-bottom:8px;text-shadow:0 0 8px rgba(233,30,99,.18)}
.stat-label{font-size:.86rem;color:var(--text-dim);font-weight:800;letter-spacing:.7px;text-transform:uppercase}

/* ==================== COUNTDOWN ==================== */
.countdown-timer{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  padding:22px;margin:34px auto;max-width:620px;box-shadow:var(--shadow);text-align:center;
}
.countdown-timer h3{color:var(--pink);font-size:1.2rem;margin-bottom:14px}
.timer{display:flex;justify-content:center;gap:14px;flex-wrap:wrap}
.timer-segment{display:flex;flex-direction:column;align-items:center;min-width:72px}
.timer-number{font-size:2rem;font-weight:800;color:var(--pink);font-variant-numeric:tabular-nums}
.timer-label{font-size:.76rem;color:var(--text-dim);text-transform:uppercase;letter-spacing:.6px}

/* ==================== GIVEAWAY ==================== */
.giveaway-container{
  background:var(--pink-soft);border:1px solid var(--pink-line);border-radius:var(--radius);
  padding:34px;margin:44px auto;max-width:940px;box-shadow:var(--shadow);text-align:center;
}
.giveaway-text h3{color:var(--pink);font-size:1.2rem;margin-bottom:8px}
.giveaway-text h2{font-size:1.75rem;color:var(--text);margin-bottom:24px;line-height:1.3}
.prizes{display:flex;justify-content:center;gap:16px;margin-bottom:28px;flex-wrap:wrap}
.prize-item{
  background:var(--card);border:1px solid var(--border-soft);border-radius:12px;
  padding:14px 20px;display:flex;flex-direction:column;align-items:center;
  min-width:125px;box-shadow:0 2px 10px rgba(0,0,0,.05);
}
.prize-item span:first-child{font-weight:700;margin-bottom:4px}
.prize-item span:last-child{color:var(--pink);font-size:.86rem}
.giveaway-form{display:flex;gap:10px;max-width:420px;margin:0 auto}
.giveaway-form input{
  flex:1;padding:13px 18px;border:1px solid var(--border);border-radius:25px;
  font-size:1rem;background:var(--card);color:var(--text);font-family:inherit;transition:.25s;
}
.giveaway-form input:focus{outline:none;border-color:var(--pink);box-shadow:0 0 0 3px rgba(233,30,99,.12)}
.giveaway-form button{
  background:var(--pink);color:#fff;border:none;border-radius:25px;padding:13px 26px;
  font-weight:800;cursor:pointer;transition:.25s;font-family:inherit;font-size:.95rem;
  display:flex;align-items:center;gap:6px;
}
.giveaway-form button:hover{background:var(--pink-dark);transform:translateY(-2px)}
.giveaway-form button:disabled{background:#bbb;cursor:not-allowed;transform:none}
.giveaway-info{
  background:var(--card);border-radius:12px;padding:24px;box-shadow:0 4px 15px rgba(0,0,0,.05);
  margin-top:22px;
}
.giveaway-info h3{font-size:1.25rem;margin-bottom:10px}
.giveaway-info p{color:var(--text-dim);font-weight:500}
.spinner{
  display:none;width:16px;height:16px;border:2px solid rgba(255,255,255,.35);
  border-radius:50%;border-top-color:#fff;animation:spin .8s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg)}}
.msg{display:none;padding:13px;border-radius:10px;margin:16px auto 0;max-width:420px;font-weight:600}
.msg.success{background:#4caf50;color:#fff}
.msg.error{background:#f44336;color:#fff}
.confetti{position:fixed;width:9px;height:9px;opacity:0;z-index:9999;pointer-events:none;animation:confetti 3s ease-out}
@keyframes confetti{0%{transform:translateY(0) rotate(0)}100%{transform:translateY(90vh) rotate(720deg);opacity:0}}

/* ==================== FLOATING MENU ==================== */
.floating-menu{
  position:fixed;top:50%;right:20px;transform:translateY(-50%);
  display:flex;flex-direction:column;align-items:center;
  background:var(--card);border-radius:16px;overflow:hidden;z-index:1000;
  box-shadow:0 6px 18px rgba(0,0,0,.12),0 0 16px rgba(255,79,156,.35);
}
.how-to-buy{
  background:linear-gradient(135deg,#ff4f9c,#ff357f);color:#fff;font-weight:800;text-align:center;
  padding:9px 12px;font-size:11px;width:100%;cursor:pointer;line-height:1.25;letter-spacing:.4px;
}
.icon-btn{
  background:none;border:none;padding:12px;width:100%;
  display:flex;align-items:center;justify-content:center;cursor:pointer;position:relative;
}
.icon-btn::after{content:'';position:absolute;bottom:0;left:12%;width:76%;height:1px;background:var(--border-soft)}
.icon-btn:last-child::after{display:none}
.icon-btn img{width:26px;height:26px;transition:transform .3s;border-radius:6px}
.icon-btn:hover img{transform:scale(1.18)}
.floating-menu .em{font-size:20px;line-height:1}
/* 客服按钮：图标可以是后台上传的图片，加一圈渠道色描边，
   跟站内其它按钮的视觉语言对齐 */
.icon-btn.ctc-btn img{
  width:30px;height:30px;border-radius:9px;object-fit:cover;
  background:#fff;box-shadow:0 0 0 2px var(--c,#e91e63);
}

/* ==================== MODAL ==================== */
.modal{
  display:none;position:fixed;inset:0;background:rgba(0,0,0,.72);
  backdrop-filter:blur(6px);justify-content:center;align-items:center;z-index:2000;padding:16px;
}
.modal-content{position:relative;border-radius:18px;width:90%;max-width:460px;background:#0d1520;overflow:hidden;box-shadow:0 20px 60px rgba(0,0,0,.5)}
.modal iframe{width:100%;aspect-ratio:16/9;border:none;display:block}
.close-btn{
  position:absolute;top:12px;right:12px;width:32px;height:32px;border-radius:50%;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.16);color:#fff;
  font-size:18px;line-height:1;cursor:pointer;z-index:10;display:flex;align-items:center;justify-content:center;
}
.close-btn:hover{background:rgba(255,255,255,.24)}
.event-content{text-align:center;background:linear-gradient(170deg,#0d1520,#111927 50%,#0d1520);padding-bottom:34px}
.event-content img{width:120px;height:120px;border-radius:24px;object-fit:cover;margin:52px auto 16px;display:block;box-shadow:0 0 30px rgba(0,200,180,.5)}
.event-content h2{color:#fff;font-size:21px;font-weight:800;margin-bottom:8px}
.event-content .tag{display:inline-block;background:rgba(233,30,99,.12);color:#ff6fab;border:1px solid rgba(233,30,99,.22);border-radius:20px;font-size:10px;padding:4px 14px;letter-spacing:1.4px;text-transform:uppercase;font-weight:700;margin-bottom:18px}
.event-content p{font-size:13.5px;color:rgba(255,255,255,.6);line-height:1.8;margin:0 28px 26px}
.event-content .ev-btn{display:inline-block;background:linear-gradient(135deg,#e91e63,#c2185b);color:#fff;text-decoration:none;padding:13px 38px;border-radius:50px;font-size:.92rem;font-weight:800;box-shadow:0 4px 24px rgba(233,30,99,.4);transition:.25s}
.event-content .ev-btn:hover{transform:translateY(-3px) scale(1.03)}

/* ==================== SPREADSHEET PAGE ==================== */
.page-head{padding:36px 0 6px;text-align:center}
.page-head h1{font-size:2.1rem;font-weight:800;letter-spacing:1px}
.page-head p{color:var(--text-dim);margin-top:8px;font-size:.98rem}

.catbar{display:flex;gap:8px;flex-wrap:wrap;justify-content:center;margin:22px 0 10px}
.cat-item{
  background:var(--card);border:1px solid var(--border);color:var(--text);
  padding:9px 17px;border-radius:50px;cursor:pointer;font-size:.85rem;font-weight:700;
  transition:.22s;font-family:inherit;
}
.cat-item:hover{border-color:var(--pink);color:var(--pink)}
.cat-item.active{background:var(--pink);border-color:var(--pink);color:#fff;box-shadow:0 4px 14px rgba(233,30,99,.35)}
.cat-item .cnt{opacity:.65;font-size:.78em;margin-left:5px}

.search-wrap{max-width:520px;margin:16px auto 8px;position:relative}
.search-wrap input{
  width:100%;padding:14px 46px 14px 20px;border-radius:50px;border:1px solid var(--border);
  background:var(--card);color:var(--text);font-size:.98rem;font-family:inherit;transition:.25s;
}
.search-wrap input:focus{outline:none;border-color:var(--pink);box-shadow:0 0 0 4px rgba(233,30,99,.1)}
.search-wrap .ic{position:absolute;right:18px;top:50%;transform:translateY(-50%);color:var(--text-dim);pointer-events:none}

.section-title{text-align:center;font-size:1.15rem;font-weight:800;color:var(--text-dim);margin:26px 0 18px;letter-spacing:.4px}

.products-grid{
  display:grid;gap:20px;margin-bottom:34px;
  grid-template-columns:repeat(auto-fill,minmax(230px,1fr));
}
.product-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  overflow:hidden;text-decoration:none;color:inherit;display:flex;flex-direction:column;
  transition:transform .25s,box-shadow .25s,border-color .25s;
}
.product-card[role="button"]{cursor:pointer}
.product-card:focus-visible{outline:3px solid var(--pink);outline-offset:2px}
.product-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:var(--pink)}
/* 从广告 / 短链带 ?pid= 进来的那条商品：描边 + 轻轻呼吸一下，让人一眼找到 */
.product-card.is-deep-link{
  border-color:var(--pink);box-shadow:0 0 0 3px var(--pink-line),var(--shadow-lg);
  animation:deepLinkPulse 1.6s ease-out 2;
}
@keyframes deepLinkPulse{
  0%,100%{box-shadow:0 0 0 3px var(--pink-line),var(--shadow-lg)}
  50%{box-shadow:0 0 0 9px var(--pink-soft),var(--shadow-lg)}
}
@media (prefers-reduced-motion:reduce){
  .product-card.is-deep-link{animation:none}
}
.product-thumb{position:relative;aspect-ratio:1/1;background:var(--bg-alt);overflow:hidden}
.product-thumb img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .4s}
.product-card:hover .product-thumb img{transform:scale(1.06)}
.product-badge{
  position:absolute;top:10px;left:10px;background:rgba(0,0,0,.6);color:#fff;
  font-size:.68rem;font-weight:700;padding:4px 10px;border-radius:20px;backdrop-filter:blur(4px);
  letter-spacing:.4px;text-transform:uppercase;
}
.product-srcs{
  position:absolute;bottom:10px;right:10px;background:rgba(233,30,99,.92);color:#fff;
  font-size:.66rem;font-weight:800;padding:3px 9px;border-radius:20px;letter-spacing:.4px;
}
.product-body{padding:13px 15px 16px;display:flex;flex-direction:column;gap:9px;flex:1}
.product-name{
  font-size:.92rem;font-weight:700;line-height:1.4;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:2.6em;
}
.product-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto}
.product-price{color:var(--pink);font-weight:800;font-size:1.02rem}

/* ---------- 购买按钮：首选渠道主按钮 + 右侧「切换渠道」键 ----------
   注意 align-self:flex-start —— .product-body 是纵向 flex 容器，子元素默认
   align-items:stretch，不写这一行按钮会被拉满整行。
   min-width 用 min(200px,100%)：名字短的渠道也能撑出一个够长的按钮，
   但卡片很窄时不会溢出（min-width 一旦大于 max-width 就会顶穿，所以要夹住）。 */
.buy-split{
  position:relative;display:inline-flex;align-items:stretch;align-self:flex-start;
  min-width:min(200px,100%);
  max-width:100%;margin-top:2px;overflow:hidden;
  /* 四角圆角、左右两侧垂直直线 —— 顶部和底部都带弧度，比药丸形利落 */
  border-radius:12px;
  background:var(--c,#e91e63);
  box-shadow:0 3px 11px rgba(0,0,0,.22),0 1px 0 rgba(255,255,255,.18) inset;
  transition:transform .18s,box-shadow .18s;
}
.buy-split:hover{transform:translateY(-2px);box-shadow:0 8px 22px rgba(0,0,0,.28)}
.buy-main{
  display:inline-flex;align-items:center;gap:9px;flex:1;min-width:0;max-width:100%;
  padding:9px 16px 9px 9px;color:inherit;text-decoration:none;
  font-size:.92rem;font-weight:800;letter-spacing:.2px;white-space:nowrap;
  background:linear-gradient(180deg,rgba(255,255,255,.18),rgba(255,255,255,0) 62%);
  transition:filter .2s;
}
.buy-split.solo .buy-main{padding-right:18px}
.buy-main:hover{filter:brightness(1.08)}
.buy-main:focus-visible,.buy-caret:focus-visible{outline:2px solid rgba(255,255,255,.85);outline-offset:-2px}
.buy-btn-ico{
  width:27px;height:27px;border-radius:50%;flex:0 0 auto;display:block;
  object-fit:cover;background:#fff;box-shadow:0 1px 3px rgba(0,0,0,.22);
}
.buy-btn-tx{overflow:hidden;text-overflow:ellipsis;max-width:150px}

/* 右侧「切换渠道」键：跟主按钮同色，压暗一档 + 一条细分割线，
   数字是可选渠道数。它是个独立可点的按钮，不是装饰用的小箭头。 */
.buy-caret{
  display:inline-flex;align-items:center;gap:4px;flex:0 0 auto;
  padding:0 14px 0 12px;border:0;cursor:pointer;font:inherit;
  background:rgba(0,0,0,.17);color:inherit;
  border-left:1px solid rgba(255,255,255,.3);
  transition:background .18s;
}
.buy-caret:hover{background:rgba(0,0,0,.32)}
.buy-caret-n{font-size:.82rem;font-weight:800;line-height:1;opacity:.92}
.buy-caret svg{width:16px;height:16px;display:block;transition:transform .22s}
.buy-split.open .buy-caret svg{transform:rotate(180deg)}

/* ---------- 渠道下拉菜单（挂在 body 上，fixed 定位，跟着按钮走） ---------- */
.buy-menu{
  position:fixed;z-index:4000;min-width:252px;max-width:min(372px,92vw);
  max-height:min(68vh,470px);overflow-y:auto;overscroll-behavior:contain;
  padding:9px;border-radius:16px;
  background:var(--card);border:1px solid var(--border);
  box-shadow:0 18px 44px rgba(0,0,0,.30);
  animation:buyMenuIn .14s ease-out;
}
@keyframes buyMenuIn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
.buy-menu-hd{
  font-size:.72rem;font-weight:800;letter-spacing:.7px;text-transform:uppercase;
  color:var(--text-dim);padding:7px 11px 9px;
}
.buy-menu-item{
  display:flex;align-items:center;gap:12px;padding:11px 12px;border-radius:12px;
  text-decoration:none;color:var(--text);transition:background .16s,box-shadow .16s;
  box-shadow:inset 3px 0 0 transparent;
}
.buy-menu-item:hover{background:rgba(128,128,140,.14);box-shadow:inset 3px 0 0 var(--c)}
.buy-menu-item.is-first{
  background:linear-gradient(90deg,rgba(128,128,140,.12),rgba(128,128,140,0) 72%);
  box-shadow:inset 3px 0 0 var(--c);
}
.buy-menu-ico{width:31px;height:31px;border-radius:50%;flex:0 0 auto;object-fit:cover;background:#fff}
.buy-menu-tx{font-weight:700;font-size:.95rem;flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.buy-menu-first{
  flex:0 0 auto;font-style:normal;font-size:.68rem;font-weight:800;color:#fff;
  background:var(--c,#e91e63);border-radius:20px;padding:3px 10px;letter-spacing:.4px;
}
.buy-menu-go{flex:0 0 auto;color:var(--text-dim);font-weight:800}

/* ---------- 购买渠道选择弹窗（沿用站内弹窗的深色风格） ---------- */
.buy-pick{padding:34px 26px 30px;text-align:center;position:relative;color:#fff}
.buy-pick-thumb{
  width:110px;height:110px;margin:0 auto 14px;border-radius:14px;overflow:hidden;
  background:rgba(255,255,255,.08);display:flex;align-items:center;justify-content:center;font-size:2rem;
}
.buy-pick-thumb img{width:100%;height:100%;object-fit:cover}
.buy-pick h3{font-size:1.05rem;font-weight:800;line-height:1.4;margin:0 0 6px;color:#fff}
.buy-pick-price{color:#ff6fab;font-weight:800;font-size:1.15rem}
.buy-pick-note{color:rgba(255,255,255,.6);font-size:.85rem;margin:12px 0 16px}
.buy-pick-list{display:flex;flex-direction:column;gap:10px;text-align:left}
.buy-pick-item{
  display:flex;align-items:center;gap:12px;
  padding:12px 16px;border-radius:13px;background:var(--c,#e91e63);
  text-decoration:none;color:#fff;transition:.22s;
  box-shadow:0 4px 14px rgba(0,0,0,.28);
}
.buy-pick-item:hover{transform:translateY(-2px);filter:brightness(1.07)}
.buy-pick-ico{width:26px;height:26px;border-radius:7px;flex:0 0 auto;object-fit:contain;background:#fff}
.buy-pick-name{font-weight:800;font-size:.95rem;flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.buy-pick-go{
  font-size:.74rem;font-weight:800;color:inherit;background:rgba(255,255,255,.24);
  border-radius:20px;padding:5px 12px;white-space:nowrap;flex:0 0 auto;
}

.empty{text-align:center;padding:70px 20px;color:var(--text-dim)}
.empty .big{font-size:2.6rem;margin-bottom:12px}

.pagination{display:flex;justify-content:center;gap:7px;flex-wrap:wrap;margin:10px 0 40px}
.page-btn{
  min-width:38px;height:38px;border-radius:10px;border:1px solid var(--border);
  background:var(--card);color:var(--text);cursor:pointer;font-weight:700;font-size:.86rem;
  font-family:inherit;transition:.2s;padding:0 11px;
}
.page-btn:hover:not(:disabled){border-color:var(--pink);color:var(--pink)}
.page-btn.active{background:var(--pink);border-color:var(--pink);color:#fff}
.page-btn:disabled{opacity:.4;cursor:not-allowed}

/* ==================== 离线提示条 ==================== */
.offline-bar{
  max-width:1200px;margin:16px auto 0;padding:13px 18px;border-radius:12px;
  background:#fff8e1;border:1px solid #ffe0a3;color:#7a5a00;
  font-size:.88rem;line-height:1.6;
}
.offline-bar b{color:#c77800}
.offline-bar code{
  background:rgba(0,0,0,.06);border-radius:4px;padding:1px 6px;
  font-family:ui-monospace,Menlo,monospace;font-size:.88em;
}
body.dark .offline-bar{background:#2a2417;border-color:#4a3d1e;color:#e8d9a8}
body.dark .offline-bar b{color:#ffc857}

/* ==================== FAQ + FOOTER ==================== */
.faq-wrap{max-width:860px;margin:10px auto 0;padding:0 20px}
.faq-title{text-align:center;margin:34px 0 20px}
.faq-title h2{color:var(--text);font-size:2.6rem;font-weight:900;letter-spacing:3px;text-shadow:0 0 8px rgba(255,79,156,.55)}
.faq-item{background:var(--card);border:1px solid var(--border);border-radius:12px;margin-bottom:10px;overflow:hidden}
.faq-q{
  width:100%;text-align:left;background:none;border:none;color:var(--text);
  padding:16px 20px;font-size:.98rem;font-weight:700;cursor:pointer;font-family:inherit;
  display:flex;justify-content:space-between;align-items:center;gap:14px;
}
.faq-q .ar{color:var(--pink);transition:transform .25s;flex-shrink:0}
.faq-item.open .faq-q .ar{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a p{padding:0 20px 18px;color:var(--text-dim);font-size:.92rem}
.faq-item.open .faq-a{max-height:320px}

.obs-footer{
  max-width:1200px;margin:44px auto 60px;padding:26px 28px;background:#0e0e10;color:#e9e9ee;
  border-radius:22px;border:2px solid #ff4f9c;box-shadow:0 0 26px rgba(255,79,156,.45);
}
.obs-grid{display:grid;grid-template-columns:190px 1fr;gap:26px;align-items:center}
.obs-footer .logo-wrap{display:flex;align-items:center;justify-content:center}
.obs-footer .logo-wrap img{width:150px;border-radius:26px;box-shadow:0 0 18px rgba(255,79,156,.55)}
.obs-footer .brandmark{font-size:1.5rem;font-weight:900;color:#fff;letter-spacing:1px}
.obs-footer .brandmark span{color:#ff4f9c}
.obs-footer .disclaimer p{font-size:.86rem;line-height:1.6;color:#c9c9d2;margin-bottom:8px}
.obs-footer .copy{text-align:center;font-size:.76rem;color:#7c7c88;margin-top:18px;border-top:1px solid rgba(255,255,255,.08);padding-top:14px}

/* ==================== RESPONSIVE ==================== */
@media(max-width:900px){
  .obs-grid{grid-template-columns:1fr}
  .obs-footer .logo-wrap{justify-content:flex-start}
}
@media(max-width:768px){
  .main-title{font-size:1.95rem}
  .btn{width:100%;max-width:330px;min-width:0}
  .stat-box{width:100%;max-width:250px}
  .giveaway-form{flex-direction:column}
  .faq-title h2{font-size:2rem;letter-spacing:1px}
  .page-head h1{font-size:1.6rem}
  .products-grid{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:13px}
  .product-body{padding:10px 11px 13px}
  .product-name{font-size:.85rem}
  .floating-menu{
    top:auto;bottom:18px;right:50%;transform:translateX(50%);
    flex-direction:row;max-width:92%;overflow-x:auto;
  }
  .how-to-buy{border-bottom:none;border-right:1px solid rgba(255,255,255,.2);padding:12px 14px;white-space:nowrap}
  .icon-btn{width:auto;min-width:52px;padding:12px}
  .icon-btn::after{bottom:auto;right:0;left:auto;top:12%;width:1px;height:76%}
  .timer-number{font-size:1.6rem}
  .stat-number{font-size:2rem}
}
@media(max-width:480px){
  .main-title{font-size:1.7rem}
  /* 购买按钮在窄屏也不能消失——它是主要操作，但也别拉满整行 */
  .product-foot{justify-content:flex-start;gap:8px}
  .buy-split{max-width:100%;min-width:min(172px,100%)}
  .buy-main{padding:8px 13px 8px 8px;font-size:.85rem;gap:8px}
  .buy-caret{padding:0 12px 0 10px}
  .buy-caret-n{font-size:.78rem}
  .buy-caret svg{width:15px;height:15px}
  .buy-main .buy-btn-ico{width:24px;height:24px}
  .buy-main .buy-btn-tx{max-width:124px}
}