/* ========================================
   LuckyShop - 主样式
   简约大气，值得信赖
   ======================================== */
:root {
  --primary: #C8282A;
  --primary-dark: #a01f21;
  --primary-light: #fdf2f2;
  --gold: #E8A020;
  --gold-dark: #c4840a;
  --gold-light: #fef9ec;
  --dark: #1a1a2e;
  --dark2: #16213e;
  --text: #222;
  --text-light: #666;
  --text-muted: #aaa;
  --bg: #f5f6fa;
  --white: #fff;
  --border: #e8e8ec;
  --success: #22c55e;
  --warning: #f59e0b;
  --info: #3b82f6;
  --shadow-sm: 0 2px 8px rgba(0,0,0,.06);
  --shadow-md: 0 4px 24px rgba(0,0,0,.10);
  --shadow-lg: 0 12px 48px rgba(0,0,0,.16);
  --radius: 12px;
  --radius-lg: 20px;
  --transition: all .28s ease;
  --font: 'Poppins','Noto Sans SC','Noto Sans Thai',-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.65;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%}
ul{list-style:none}
button{cursor:pointer;font-family:var(--font)}

/* ── 公告栏 ── */
.announcement-bar{
  background:linear-gradient(90deg,var(--primary),#e84545,var(--primary));
  background-size:200% 100%;
  animation:marqueeShift 4s linear infinite;
  color:#fff;text-align:center;padding:9px 20px;font-size:13px;font-weight:500;
}
@keyframes marqueeShift{0%{background-position:0 0}100%{background-position:200% 0}}

/* ── Navbar ── */
.navbar{background:var(--white);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:1000;box-shadow:var(--shadow-sm)}
.nav-container{max-width:1280px;margin:0 auto;padding:0 24px;height:68px;display:flex;align-items:center;gap:28px}
.nav-brand a{display:flex;align-items:center;gap:10px;font-weight:700;font-size:22px}
.brand-icon{font-size:28px}
.brand-name{background:linear-gradient(135deg,var(--primary),var(--gold));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.nav-menu{display:flex;gap:4px;flex:1}
.nav-link{padding:8px 16px;border-radius:8px;font-weight:500;font-size:14px;color:var(--text);transition:var(--transition)}
.nav-link:hover,.nav-link.active{background:var(--primary-light);color:var(--primary)}
.nav-actions{display:flex;align-items:center;gap:14px;margin-left:auto}

/* 语言切换 */
.lang-switcher{display:flex;gap:3px;background:var(--bg);border-radius:20px;padding:4px}
.lang-btn{padding:4px 11px;border:none;border-radius:16px;font-size:12px;font-weight:600;cursor:pointer;background:transparent;color:var(--text-light);transition:var(--transition)}
.lang-btn.active{background:var(--primary);color:#fff}
.lang-btn:hover:not(.active){background:var(--border)}

/* 购物车 */
.cart-btn{position:relative;width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:var(--bg);font-size:18px;color:var(--text);transition:var(--transition)}
.cart-btn:hover{background:var(--primary-light);color:var(--primary)}
.cart-count{position:absolute;top:-3px;right:-3px;background:var(--primary);color:#fff;font-size:10px;font-weight:700;width:18px;height:18px;border-radius:50%;display:flex;align-items:center;justify-content:center;line-height:1}

/* 用户菜单 */
.user-menu{position:relative}
.user-btn{width:40px;height:40px;border-radius:50%;border:none;background:var(--bg);font-size:22px;cursor:pointer;color:var(--text);transition:var(--transition);display:flex;align-items:center;justify-content:center}
.user-btn:hover{background:var(--primary-light);color:var(--primary)}
.user-dropdown{display:none;position:absolute;top:calc(100% + 8px);right:0;background:#fff;border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-lg);min-width:160px;overflow:hidden;z-index:200}
.user-dropdown.show{display:block}
.user-dropdown a,.user-dropdown span{display:block;padding:11px 18px;font-size:14px;color:var(--text);transition:var(--transition)}
.user-dropdown a:hover{background:var(--bg);color:var(--primary)}
.user-dropdown .dd-name{font-weight:700;border-bottom:1px solid var(--border);color:var(--dark)}
.hamburger{display:none;border:none;background:none;font-size:20px;color:var(--text)}

/* ── Hero ── */
.hero-section{background:linear-gradient(135deg,var(--dark) 0%,var(--dark2) 45%,#0f3460 100%);padding:90px 24px 80px;text-align:center;position:relative;overflow:hidden}
.hero-section::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse at 50% 120%,rgba(200,40,42,.25) 0%,transparent 65%)}
.hero-content{position:relative;z-index:1}
.hero-title{font-size:clamp(2rem,5vw,3.4rem);font-weight:800;color:#fff;margin-bottom:16px;letter-spacing:-0.5px}
.hero-subtitle{font-size:clamp(1rem,2vw,1.15rem);color:rgba(255,255,255,.75);margin-bottom:36px;max-width:580px;margin-left:auto;margin-right:auto}
.hero-badges{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.badge{padding:7px 20px;border-radius:20px;font-size:13px;font-weight:700;letter-spacing:.3px}
.badge-gold{background:var(--gold);color:#fff}
.badge-red{background:var(--primary);color:#fff}
.badge-blue{background:#3b82f6;color:#fff}

/* ── 容器 ── */
.container{max-width:1280px;margin:0 auto;padding:0 24px}

/* ── Section Header ── */
.section-header{text-align:center;margin-bottom:52px}
.section-header h2{font-size:clamp(1.5rem,3vw,2.1rem);font-weight:800;color:var(--dark);margin-bottom:12px}
.section-header p{color:var(--text-light);font-size:15px}
.section-header.light h2{color:#fff}
.section-header.light p{color:rgba(255,255,255,.65)}

/* ── 转盘区 ── */
.wheel-section{padding:88px 0;background:var(--white)}
.wheel-game-area{display:grid;grid-template-columns:520px 1fr;gap:56px;align-items:center;max-width:1100px;margin:0 auto}
.wheel-container{position:relative;display:flex;align-items:center;justify-content:center;flex-shrink:0}
#wheelCanvas{border-radius:50%;box-shadow:0 0 0 8px #fff,0 0 0 12px var(--gold),0 0 60px rgba(200,40,42,.3);max-width:100%;height:auto;display:block}
.wheel-pointer{position:absolute;top:-18px;left:50%;transform:translateX(-50%);z-index:10;line-height:1}
.pointer-arrow{font-size:40px;color:var(--gold);filter:drop-shadow(0 2px 6px rgba(0,0,0,.4));display:block}
.wheel-center-btn{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:82px;height:82px;border-radius:50%;background:linear-gradient(135deg,var(--gold),var(--gold-dark));display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 4px 20px rgba(232,160,32,.5),inset 0 2px 4px rgba(255,255,255,.35);z-index:5;transition:var(--transition);border:4px solid #fff;user-select:none}
.wheel-center-btn:hover{transform:translate(-50%,-50%) scale(1.08)}
.wheel-center-btn.spinning{pointer-events:none;animation:btnPulse .6s infinite}
@keyframes btnPulse{0%,100%{box-shadow:0 4px 20px rgba(232,160,32,.5)}50%{box-shadow:0 4px 40px rgba(232,160,32,.9)}}
.spin-btn-inner{font-size:19px;font-weight:900;color:#fff;text-shadow:0 2px 4px rgba(0,0,0,.3)}
.wheel-info{}
.wheel-rules-card,.wheel-tips-card{background:var(--bg);border-radius:var(--radius);padding:24px 28px;margin-bottom:18px;border:1px solid var(--border)}
.wheel-rules-card h3,.wheel-tips-card h3{font-size:15px;font-weight:700;color:var(--dark);margin-bottom:14px;display:flex;align-items:center;gap:8px}
.wheel-rules-card h3 i{color:var(--gold)}
.wheel-tips-card h3 i{color:var(--primary)}
.prizes-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.prize-item{display:flex;align-items:center;gap:8px;padding:7px 10px;border-radius:8px;font-size:12px;font-weight:500;background:#fff;border:1px solid var(--border)}
.prize-dot{width:10px;height:10px;border-radius:50%;flex-shrink:0}
.wheel-tips-card ol{padding-left:18px;list-style:decimal}
.wheel-tips-card ol li{color:var(--text-light);margin-bottom:8px;font-size:13px}
.spin-counter{text-align:center;margin-top:28px;padding:14px 20px;background:var(--gold-light);border-radius:var(--radius);border:1px solid var(--gold);font-size:14px;max-width:420px;margin-left:auto;margin-right:auto}
.spin-counter strong{color:var(--primary);font-size:22px;margin:0 6px}

/* ── 分享退款游戏区（独立模块） ── */
.share-refund-section{padding:88px 0;background:linear-gradient(135deg,var(--dark) 0%,var(--dark2) 100%)}
.share-refund-area{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}

/* 左侧：步骤 */
.share-steps-col{}
.share-step-item{display:flex;align-items:flex-start;gap:18px;padding:18px 22px;border-radius:var(--radius);border:1px solid rgba(255,255,255,.08);background:rgba(255,255,255,.04);margin-bottom:12px;transition:var(--transition)}
.share-step-item.done{border-color:rgba(34,197,94,.35);background:rgba(34,197,94,.07)}
.share-step-item.active-step{border-color:rgba(232,160,32,.5);background:rgba(232,160,32,.08)}
.step-num-badge{width:36px;height:36px;border-radius:50%;background:rgba(255,255,255,.12);display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:800;color:#fff;flex-shrink:0;border:2px solid rgba(255,255,255,.2)}
.share-step-item.done .step-num-badge{background:var(--success);border-color:var(--success);color:#fff}
.share-step-item.active-step .step-num-badge{background:var(--gold);border-color:var(--gold)}
.step-info h4{color:#fff;font-size:14px;font-weight:600;margin-bottom:4px}
.step-info p{color:rgba(255,255,255,.5);font-size:12px}
.step-check{margin-left:auto;font-size:18px;color:rgba(255,255,255,.15)}
.share-step-item.done .step-check{color:var(--success)}

/* 右侧：操作面板 */
.share-panel-col{}
.share-panel-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:var(--radius-lg);padding:32px}
.share-panel-card h3{color:#fff;font-size:17px;font-weight:700;margin-bottom:8px}
.share-panel-card .share-panel-desc{color:rgba(255,255,255,.55);font-size:13px;margin-bottom:24px}

/* 进度条 */
.share-progress-wrap{margin-bottom:24px}
.progress-label{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}
.progress-label span{color:rgba(255,255,255,.65);font-size:13px}
.progress-label strong{color:#fff;font-size:15px}
.progress-bar{height:10px;background:rgba(255,255,255,.12);border-radius:6px;overflow:hidden}
.progress-fill{height:100%;background:linear-gradient(90deg,var(--gold),var(--primary));border-radius:6px;transition:width .5s cubic-bezier(.4,0,.2,1)}

/* 分享平台按钮 */
.share-platforms-label{color:rgba(255,255,255,.55);font-size:13px;margin-bottom:14px}
.share-btns-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:10px;margin-bottom:22px}
.share-plt-btn{padding:10px 6px;border:1px solid rgba(255,255,255,.12);border-radius:10px;background:rgba(255,255,255,.06);color:#fff;font-size:12px;font-weight:600;display:flex;flex-direction:column;align-items:center;gap:6px;transition:var(--transition)}
.share-plt-btn:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.25);transform:translateY(-2px)}
.share-plt-btn i{font-size:20px}
.share-plt-btn.wechat i{color:#07C160}
.share-plt-btn.whatsapp i{color:#25D366}
.share-plt-btn.facebook i{color:#1877F2}
.share-plt-btn.twitter i{color:#1DA1F2}
.share-plt-btn.line i{color:#00C300}
.share-plt-btn.copy i{color:var(--gold)}
.share-locked-hint{display:flex;align-items:center;gap:10px;padding:14px 18px;background:rgba(255,255,255,.04);border:1px dashed rgba(255,255,255,.15);border-radius:10px;color:rgba(255,255,255,.45);font-size:13px}
.share-locked-hint i{font-size:18px;color:var(--gold)}
.share-unlocked-hint{display:flex;align-items:center;gap:10px;padding:14px 18px;background:rgba(34,197,94,.1);border:1px solid rgba(34,197,94,.3);border-radius:10px;color:#fff;font-size:13px;display:none}
.share-unlocked-hint i{color:var(--success);font-size:18px}
.share-need-order{text-align:center;padding:20px;color:rgba(255,255,255,.5);font-size:14px}
.share-need-order a{color:var(--gold);font-weight:600}
/* 要求登录先下单 */
.share-order-required{text-align:center;padding:16px;color:rgba(255,255,255,.55);font-size:14px}

/* ── 热销产品 ── */
.featured-section{padding:88px 0;background:var(--white)}
.view-all{color:var(--primary);font-weight:600;font-size:14px;float:right;margin-top:8px}
.products-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:24px}
.product-card{background:#fff;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--border);box-shadow:var(--shadow-sm);transition:var(--transition);cursor:pointer}
.product-card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px)}
.product-img{width:100%;height:220px;object-fit:cover;background:var(--bg)}
.product-img-placeholder{width:100%;height:220px;background:linear-gradient(135deg,var(--bg),#e8e8f0);display:flex;align-items:center;justify-content:center;font-size:52px}
.product-info{padding:18px}
.product-name{font-size:15px;font-weight:700;color:var(--dark);margin-bottom:6px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.product-desc{font-size:12px;color:var(--text-light);margin-bottom:12px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.product-footer{display:flex;align-items:center;justify-content:space-between}
.product-price{font-size:18px;font-weight:800;color:var(--primary)}
.product-price span{font-size:12px;font-weight:400;color:var(--text-muted);text-decoration:line-through;margin-left:4px}
.btn-buy-now{padding:7px 16px;background:var(--primary);color:#fff;border:none;border-radius:8px;font-size:12px;font-weight:700;transition:var(--transition)}
.btn-buy-now:hover{background:var(--primary-dark)}

/* ── 信任标签 ── */
.trust-section{padding:60px 0;background:var(--bg)}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center}
.trust-item{padding:32px 20px;background:#fff;border-radius:var(--radius);border:1px solid var(--border)}
.trust-item i{font-size:36px;color:var(--gold);margin-bottom:14px;display:block}
.trust-item h4{font-size:15px;font-weight:700;color:var(--dark);margin-bottom:6px}
.trust-item p{font-size:13px;color:var(--text-light)}

/* ── Footer ── */
.footer{background:var(--dark);color:rgba(255,255,255,.75);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;padding-bottom:48px;border-bottom:1px solid rgba(255,255,255,.08)}
.footer-brand .brand-icon{font-size:32px}
.footer-brand .brand-name{font-size:22px;font-weight:800}
.footer-brand p{font-size:13px;color:rgba(255,255,255,.45);margin-top:12px}
.footer-links h5{color:#fff;font-weight:700;margin-bottom:16px;font-size:14px}
.footer-links a{display:block;font-size:13px;color:rgba(255,255,255,.5);margin-bottom:10px;transition:var(--transition)}
.footer-links a:hover{color:#fff}
.footer-social h5{color:#fff;font-weight:700;margin-bottom:16px;font-size:14px}
.social-icons{display:flex;gap:12px}
.social-icons a{width:38px;height:38px;border-radius:50%;background:rgba(255,255,255,.08);display:flex;align-items:center;justify-content:center;font-size:16px;color:rgba(255,255,255,.6);transition:var(--transition)}
.social-icons a:hover{background:var(--primary);color:#fff}
.footer-bottom{text-align:center;padding:20px 0;font-size:13px;color:rgba(255,255,255,.3)}

/* ── Buttons ── */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 24px;border-radius:10px;font-size:14px;font-weight:700;border:none;cursor:pointer;transition:var(--transition);line-height:1}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-1px);box-shadow:0 4px 16px rgba(200,40,42,.35)}
.btn-gold{background:var(--gold);color:#fff}
.btn-gold:hover{background:var(--gold-dark)}
.btn-outline{background:transparent;color:var(--text);border:2px solid var(--border)}
.btn-outline:hover{border-color:var(--primary);color:var(--primary)}
.btn-outline-white{background:transparent;color:#fff;border:2px solid rgba(255,255,255,.35)}
.btn-outline-white:hover{border-color:#fff;background:rgba(255,255,255,.08)}
.btn-large{padding:14px 32px;font-size:16px;border-radius:12px}
.btn-sm{padding:7px 14px;font-size:12px;border-radius:8px}
.btn-block{width:100%}

/* ── Forms ── */
.form-group{margin-bottom:18px}
.form-label{display:block;font-size:13px;font-weight:600;color:var(--text);margin-bottom:7px}
.form-control{width:100%;padding:11px 14px;border:1.5px solid var(--border);border-radius:10px;font-size:14px;font-family:var(--font);color:var(--text);background:#fff;transition:var(--transition);outline:none}
.form-control:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(200,40,42,.08)}
.form-control::placeholder{color:var(--text-muted)}
select.form-control{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath fill='%23999' d='M6 8L0 0h12z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center}

/* ── Modals ── */
.modal-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.65);backdrop-filter:blur(4px);z-index:2000;align-items:center;justify-content:center;padding:20px}
.modal-overlay.show{display:flex}
.modal{background:#fff;border-radius:var(--radius-lg);padding:40px;max-width:480px;width:100%;position:relative;text-align:center;box-shadow:var(--shadow-lg);animation:modalIn .3s ease}
@keyframes modalIn{from{opacity:0;transform:scale(.9) translateY(20px)}to{opacity:1;transform:scale(1) translateY(0)}}
.modal-close{position:absolute;top:16px;right:16px;width:32px;height:32px;border-radius:50%;border:none;background:var(--bg);font-size:18px;cursor:pointer;color:var(--text-muted);display:flex;align-items:center;justify-content:center;transition:var(--transition)}
.modal-close:hover{background:var(--border)}
.prize-icon-big{font-size:64px;margin-bottom:16px;display:block}
.prize-modal-title{font-size:24px;font-weight:800;color:var(--dark);margin-bottom:10px}
.prize-modal-name{font-size:20px;font-weight:700;color:var(--primary);margin-bottom:8px}
.prize-modal-desc{font-size:14px;color:var(--text-light);margin-bottom:28px}
.prize-modal-actions{display:flex;gap:12px;justify-content:center}

/* 彩带 */
.confetti-wrap{position:absolute;inset:0;overflow:hidden;pointer-events:none;border-radius:var(--radius-lg)}
.confetti-piece{position:absolute;width:10px;height:10px;border-radius:2px;top:-20px;animation:confettiFall linear forwards}
@keyframes confettiFall{to{top:110%;transform:rotate(720deg) translateX(var(--dx))}}

/* ── Toast ── */
.toast-container{position:fixed;top:90px;right:24px;z-index:99999;display:flex;flex-direction:column;gap:10px}
.toast{background:#fff;border-radius:10px;padding:13px 18px;box-shadow:var(--shadow-md);display:flex;align-items:center;gap:12px;font-size:14px;font-weight:500;min-width:250px;max-width:350px;border-left:4px solid var(--success);animation:toastIn .3s ease;pointer-events:none}
.toast.error{border-left-color:var(--primary)}
.toast.warning{border-left-color:var(--warning)}
.toast.info{border-left-color:var(--info)}
.toast i{font-size:18px;flex-shrink:0}
.toast.error i{color:var(--primary)}
.toast.success i,.toast i{color:var(--success)}
.toast.warning i{color:var(--warning)}
.toast.info i{color:var(--info)}
@keyframes toastIn{from{opacity:0;transform:translateX(100%)}to{opacity:1;transform:translateX(0)}}

/* ── 产品页 ── */
.page-hero{background:linear-gradient(135deg,var(--dark),var(--dark2));padding:52px 0;text-align:center}
.page-hero h1{color:#fff;font-size:clamp(1.8rem,4vw,2.6rem);font-weight:800;margin-bottom:10px}
.page-hero p{color:rgba(255,255,255,.6);font-size:15px}
.products-page-section{padding:60px 0}
.filter-bar{display:flex;align-items:center;gap:16px;margin-bottom:36px;flex-wrap:wrap}
.filter-bar h3{font-weight:700;font-size:16px;color:var(--dark)}
.filter-tags{display:flex;gap:8px;flex-wrap:wrap;flex:1}
.filter-tag{padding:7px 18px;border-radius:20px;font-size:13px;font-weight:600;border:1.5px solid var(--border);background:#fff;color:var(--text-light);cursor:pointer;transition:var(--transition)}
.filter-tag.active,.filter-tag:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-light)}
.sort-select{padding:8px 14px;border:1.5px solid var(--border);border-radius:20px;font-size:13px;font-family:var(--font);color:var(--text);background:#fff;cursor:pointer;outline:none}

/* ── 下单页 ── */
.order-section{padding:60px 0}
.order-layout{display:grid;grid-template-columns:1fr 420px;gap:40px;align-items:start}
.order-product-card{background:#fff;border-radius:var(--radius-lg);padding:28px;border:1px solid var(--border);margin-bottom:24px}
.order-product-card h3{font-size:17px;font-weight:700;margin-bottom:20px;color:var(--dark)}
.order-product-display{display:flex;gap:20px;align-items:flex-start}
.order-product-img{width:120px;height:120px;border-radius:var(--radius);object-fit:cover;background:var(--bg);flex-shrink:0;display:flex;align-items:center;justify-content:center;font-size:40px}
.order-product-info{}
.order-product-name{font-size:18px;font-weight:800;color:var(--dark);margin-bottom:8px}
.order-product-desc{font-size:13px;color:var(--text-light);margin-bottom:12px}
.order-product-price{font-size:26px;font-weight:800;color:var(--primary)}
.order-product-price del{font-size:14px;color:var(--text-muted);font-weight:400;margin-left:6px}

.order-prize-badge{display:inline-flex;align-items:center;gap:8px;padding:8px 14px;background:var(--gold-light);border:1px solid var(--gold);border-radius:8px;font-size:13px;font-weight:600;color:var(--gold-dark);margin-bottom:16px}
.order-prize-badge i{font-size:16px}

.order-form-card{background:#fff;border-radius:var(--radius-lg);padding:28px;border:1px solid var(--border);margin-bottom:24px}
.order-form-card h3{font-size:17px;font-weight:700;margin-bottom:20px;color:var(--dark)}

/* 数量选择 */
.qty-selector{display:flex;align-items:center;gap:0;border:1.5px solid var(--border);border-radius:10px;overflow:hidden;width:fit-content}
.qty-btn{width:40px;height:40px;border:none;background:var(--bg);font-size:18px;font-weight:700;cursor:pointer;transition:var(--transition);color:var(--text)}
.qty-btn:hover{background:var(--primary);color:#fff}
.qty-input{width:56px;height:40px;border:none;border-left:1.5px solid var(--border);border-right:1.5px solid var(--border);text-align:center;font-size:15px;font-weight:700;color:var(--dark);font-family:var(--font)}

/* 订单汇总 */
.order-summary-card{background:#fff;border-radius:var(--radius-lg);padding:28px;border:1px solid var(--border);position:sticky;top:88px}
.order-summary-card h3{font-size:17px;font-weight:700;margin-bottom:20px;color:var(--dark)}
.summary-row{display:flex;justify-content:space-between;align-items:center;padding:10px 0;border-bottom:1px solid var(--border);font-size:14px}
.summary-row:last-of-type{border-bottom:none}
.summary-row .label{color:var(--text-light)}
.summary-row .value{font-weight:600;color:var(--dark)}
.summary-total{display:flex;justify-content:space-between;align-items:center;padding:16px 0;margin-top:4px}
.summary-total .label{font-size:16px;font-weight:700;color:var(--dark)}
.summary-total .value{font-size:22px;font-weight:800;color:var(--primary)}
.order-btn{width:100%;padding:16px;font-size:16px;font-weight:800;background:var(--primary);color:#fff;border:none;border-radius:12px;cursor:pointer;transition:var(--transition);margin-top:8px}
.order-btn:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:0 6px 20px rgba(200,40,42,.35)}

/* 分享退款卡（下单后展示） */
.share-refund-card{background:linear-gradient(135deg,var(--dark),var(--dark2));border-radius:var(--radius-lg);padding:28px;margin-top:24px;border:1px solid rgba(255,255,255,.08)}
.share-refund-card .srf-header{display:flex;align-items:center;gap:12px;margin-bottom:18px}
.share-refund-card .srf-icon{font-size:32px}
.share-refund-card .srf-title{color:#fff;font-size:17px;font-weight:800}
.share-refund-card .srf-subtitle{color:rgba(255,255,255,.55);font-size:12px}
.srf-refund-amount{background:rgba(232,160,32,.12);border:1px solid rgba(232,160,32,.35);border-radius:10px;padding:14px 18px;margin-bottom:18px;text-align:center}
.srf-refund-amount .amount{font-size:28px;font-weight:900;color:var(--gold)}
.srf-refund-amount .hint{font-size:12px;color:rgba(255,255,255,.5);margin-top:4px}
.srf-progress{margin-bottom:18px}
.srf-progress .prog-label{display:flex;justify-content:space-between;color:rgba(255,255,255,.55);font-size:12px;margin-bottom:6px}
.srf-progress .prog-bar{height:8px;background:rgba(255,255,255,.1);border-radius:4px;overflow:hidden}
.srf-progress .prog-fill{height:100%;background:linear-gradient(90deg,var(--gold),var(--primary));border-radius:4px;transition:width .5s ease}
.srf-share-btns{display:grid;grid-template-columns:1fr 1fr 1fr;gap:8px;margin-bottom:14px}
.srf-share-btn{padding:9px 4px;border:1px solid rgba(255,255,255,.1);border-radius:8px;background:rgba(255,255,255,.05);color:#fff;font-size:11px;font-weight:600;display:flex;flex-direction:column;align-items:center;gap:5px;transition:var(--transition)}
.srf-share-btn:hover{background:rgba(255,255,255,.1);transform:translateY(-2px)}
.srf-share-btn i{font-size:18px}
.srf-share-btn.wechat i{color:#07C160}
.srf-share-btn.whatsapp i{color:#25D366}
.srf-share-btn.facebook i{color:#1877F2}
.srf-share-btn.twitter i{color:#1DA1F2}
.srf-share-btn.line i{color:#00C300}
.srf-share-btn.copy i{color:var(--gold)}
.srf-note{font-size:11px;color:rgba(255,255,255,.35);text-align:center}

/* ── 会员中心 ── */
.member-layout{display:grid;grid-template-columns:260px 1fr;gap:32px;padding:60px 0;align-items:start}
.member-sidebar{background:#fff;border-radius:var(--radius-lg);padding:24px;border:1px solid var(--border);position:sticky;top:88px}
.member-avatar-area{text-align:center;padding-bottom:20px;border-bottom:1px solid var(--border);margin-bottom:20px}
.member-avatar{width:72px;height:72px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--gold));margin:0 auto 12px;display:flex;align-items:center;justify-content:center;font-size:28px;color:#fff;font-weight:800}
.member-name{font-size:16px;font-weight:700;color:var(--dark);margin-bottom:4px}
.member-level{display:inline-block;padding:3px 12px;background:var(--gold-light);border-radius:12px;font-size:11px;font-weight:700;color:var(--gold-dark)}
.member-sidebar-menu a{display:flex;align-items:center;gap:12px;padding:12px 14px;border-radius:10px;font-size:14px;color:var(--text-light);font-weight:500;transition:var(--transition);margin-bottom:4px}
.member-sidebar-menu a:hover,.member-sidebar-menu a.active{background:var(--primary-light);color:var(--primary)}
.member-sidebar-menu a i{width:20px;text-align:center}
.member-content{background:#fff;border-radius:var(--radius-lg);padding:32px;border:1px solid var(--border);min-height:500px}
.member-panel{display:none}
.member-panel.active{display:block}
.member-panel-title{font-size:20px;font-weight:800;color:var(--dark);margin-bottom:24px;padding-bottom:16px;border-bottom:1px solid var(--border)}

/* 统计卡 */
.stats-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:28px}
.stat-card{background:var(--bg);border-radius:var(--radius);padding:20px;text-align:center;border:1px solid var(--border)}
.stat-card .stat-num{font-size:28px;font-weight:900;color:var(--primary);margin-bottom:4px}
.stat-card .stat-label{font-size:12px;color:var(--text-light)}

/* 订单列表 */
.orders-table{width:100%;border-collapse:collapse;font-size:13px}
.orders-table th{background:var(--bg);padding:12px 14px;text-align:left;font-weight:700;color:var(--text-light);border-bottom:2px solid var(--border)}
.orders-table td{padding:14px;border-bottom:1px solid var(--border);vertical-align:middle}
.orders-table tr:hover td{background:var(--bg)}
.order-status{display:inline-block;padding:3px 10px;border-radius:10px;font-size:11px;font-weight:700}
.status-pending{background:#fef3c7;color:#92400e}
.status-paid{background:#d1fae5;color:#065f46}
.status-shipped{background:#dbeafe;color:#1e40af}
.status-refunded{background:#ede9fe;color:#5b21b6}
.status-completed{background:#d1fae5;color:#065f46}

/* 登录/注册面板 */
.auth-panel{max-width:420px;margin:0 auto;padding:20px 0}
.auth-tabs{display:flex;gap:0;margin-bottom:28px;border-bottom:2px solid var(--border)}
.auth-tab{flex:1;padding:12px;text-align:center;font-weight:700;font-size:15px;cursor:pointer;color:var(--text-muted);border-bottom:3px solid transparent;margin-bottom:-2px;transition:var(--transition)}
.auth-tab.active{color:var(--primary);border-bottom-color:var(--primary)}
.auth-form{display:none}
.auth-form.active{display:block}

/* 积分/奖励 */
.rewards-list{}
.reward-item{display:flex;align-items:center;gap:14px;padding:16px;background:var(--bg);border-radius:var(--radius);margin-bottom:12px;border:1px solid var(--border)}
.reward-item.claimable{border-color:var(--gold);background:var(--gold-light)}
.reward-icon{font-size:28px;flex-shrink:0}
.reward-info{flex:1}
.reward-title{font-size:14px;font-weight:700;color:var(--dark)}
.reward-desc{font-size:12px;color:var(--text-light)}
.reward-action{flex-shrink:0}

/* ── 后台管理 ── */
.admin-layout{display:flex;min-height:100vh;background:var(--bg)}
.admin-sidebar{width:240px;background:var(--dark);flex-shrink:0;display:flex;flex-direction:column;position:fixed;top:0;left:0;height:100vh;z-index:100;overflow-y:auto}
.admin-logo{padding:24px 20px;border-bottom:1px solid rgba(255,255,255,.08);display:flex;align-items:center;gap:12px}
.admin-logo .brand-icon{font-size:24px}
.admin-logo .brand-name{color:#fff;font-weight:700;font-size:16px}
.admin-logo .admin-label{font-size:11px;color:rgba(255,255,255,.4)}
.admin-nav{flex:1;padding:16px 0}
.admin-nav-section{padding:8px 20px 6px;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.5px;color:rgba(255,255,255,.25)}
.admin-nav a{display:flex;align-items:center;gap:12px;padding:11px 20px;font-size:13px;color:rgba(255,255,255,.55);font-weight:500;transition:var(--transition)}
.admin-nav a:hover,.admin-nav a.active{background:rgba(255,255,255,.07);color:#fff}
.admin-nav a.active{border-left:3px solid var(--primary);padding-left:17px}
.admin-nav a i{width:18px;text-align:center;font-size:15px}
.admin-main{margin-left:240px;flex:1;display:flex;flex-direction:column}
.admin-topbar{height:64px;background:#fff;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 28px;position:sticky;top:0;z-index:50;box-shadow:var(--shadow-sm)}
.admin-topbar h2{font-size:18px;font-weight:700;color:var(--dark)}
.admin-topbar-right{display:flex;align-items:center;gap:16px}
.admin-user{display:flex;align-items:center;gap:10px;font-size:13px;font-weight:600;color:var(--text)}
.admin-body{padding:28px;flex:1}
.admin-panel{display:none}
.admin-panel.active{display:block}

/* 统计 overview */
.admin-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-bottom:28px}
.admin-stat-card{background:#fff;border-radius:var(--radius);padding:22px;border:1px solid var(--border);display:flex;align-items:center;gap:16px}
.admin-stat-icon{width:52px;height:52px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:22px;flex-shrink:0}
.icon-red{background:var(--primary-light);color:var(--primary)}
.icon-gold{background:var(--gold-light);color:var(--gold-dark)}
.icon-blue{background:#eff6ff;color:#3b82f6}
.icon-green{background:#f0fdf4;color:#22c55e}
.admin-stat-info .stat-value{font-size:26px;font-weight:900;color:var(--dark)}
.admin-stat-info .stat-name{font-size:12px;color:var(--text-light);margin-top:2px}
.admin-stat-info .stat-trend{font-size:11px;font-weight:600}
.trend-up{color:var(--primary)}
.trend-down{color:var(--success)}

/* 管理表格 */
.admin-card{background:#fff;border-radius:var(--radius);border:1px solid var(--border);overflow:hidden;margin-bottom:24px}
.admin-card-header{padding:18px 22px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}
.admin-card-header h3{font-size:15px;font-weight:700;color:var(--dark)}
.admin-table{width:100%;border-collapse:collapse;font-size:13px}
.admin-table th{background:var(--bg);padding:11px 16px;text-align:left;font-weight:700;color:var(--text-light);font-size:12px;text-transform:uppercase;letter-spacing:.3px}
.admin-table td{padding:14px 16px;border-top:1px solid var(--border);vertical-align:middle}
.admin-table tr:hover td{background:#fafafa}
.action-btns{display:flex;gap:6px}
.action-btn{padding:5px 12px;border-radius:6px;font-size:12px;font-weight:600;border:none;cursor:pointer;transition:var(--transition)}
.action-btn.edit{background:var(--gold-light);color:var(--gold-dark)}
.action-btn.edit:hover{background:var(--gold);color:#fff}
.action-btn.delete{background:var(--primary-light);color:var(--primary)}
.action-btn.delete:hover{background:var(--primary);color:#fff}
.action-btn.view{background:#eff6ff;color:#3b82f6}
.action-btn.view:hover{background:#3b82f6;color:#fff}

/* 管理表单弹窗 */
.admin-modal{max-width:560px;text-align:left}
.admin-modal-title{font-size:18px;font-weight:800;color:var(--dark);margin-bottom:24px}

/* 游戏规则管理 */
.wheel-config-grid{display:grid;grid-template-columns:1fr 420px;gap:28px;align-items:start}
.wheel-preview-area{background:var(--bg);border-radius:var(--radius);padding:24px;text-align:center;border:1px solid var(--border)}
.wheel-segments-list{}
.wheel-segment-item{display:flex;align-items:center;gap:12px;padding:14px;background:#fff;border-radius:var(--radius);border:1px solid var(--border);margin-bottom:10px}
.seg-color-dot{width:18px;height:18px;border-radius:50%;flex-shrink:0;border:2px solid rgba(0,0,0,.1)}
.seg-info{flex:1}
.seg-name{font-size:13px;font-weight:700;color:var(--dark)}
.seg-desc{font-size:11px;color:var(--text-light)}
.seg-prob{font-size:12px;color:var(--text-muted);white-space:nowrap;margin-left:auto;margin-right:12px}
.add-segment-btn{width:100%;padding:12px;background:var(--bg);border:1.5px dashed var(--border);border-radius:var(--radius);font-size:14px;font-weight:600;color:var(--text-muted);cursor:pointer;transition:var(--transition)}
.add-segment-btn:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-light)}

/* 搜索与筛选 */
.table-toolbar{display:flex;gap:12px;margin-bottom:18px;flex-wrap:wrap;align-items:center}
.search-box{flex:1;min-width:200px;max-width:320px;position:relative}
.search-box i{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:var(--text-muted);font-size:14px}
.search-box input{width:100%;padding:9px 14px 9px 36px;border:1.5px solid var(--border);border-radius:8px;font-size:13px;font-family:var(--font);outline:none;transition:var(--transition)}
.search-box input:focus{border-color:var(--primary)}
.status-filter{padding:9px 14px;border:1.5px solid var(--border);border-radius:8px;font-size:13px;font-family:var(--font);color:var(--text);outline:none}

/* 分页 */
.pagination{display:flex;gap:6px;justify-content:center;margin-top:20px}
.page-btn{width:34px;height:34px;border-radius:8px;border:1.5px solid var(--border);background:#fff;font-size:13px;font-weight:600;cursor:pointer;color:var(--text);transition:var(--transition);display:flex;align-items:center;justify-content:center}
.page-btn.active,.page-btn:hover{background:var(--primary);color:#fff;border-color:var(--primary)}

/* ── 响应式 ── */
@media(max-width:1100px){
  .wheel-game-area{grid-template-columns:1fr;justify-items:center;gap:36px}
  #wheelCanvas{width:380px;height:380px}
  .wheel-center-btn{width:68px;height:68px}
  .share-refund-area{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .admin-stats{grid-template-columns:1fr 1fr}
  .wheel-config-grid{grid-template-columns:1fr}
}
@media(max-width:768px){
  .nav-menu{display:none;position:fixed;top:68px;left:0;right:0;background:#fff;padding:16px;flex-direction:column;border-bottom:1px solid var(--border);box-shadow:var(--shadow-md)}
  .nav-menu.open{display:flex}
  .hamburger{display:block}
  .hero-section{padding:60px 20px}
  .trust-grid{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr}
  .member-layout{grid-template-columns:1fr}
  .member-sidebar{position:static}
  .order-layout{grid-template-columns:1fr}
  .share-game-area{grid-template-columns:1fr}
  .admin-sidebar{transform:translateX(-100%);transition:transform .3s}
  .admin-sidebar.open{transform:translateX(0)}
  .admin-main{margin-left:0}
  .admin-stats{grid-template-columns:1fr 1fr}
  .prizes-grid{grid-template-columns:1fr}
  .share-btns-grid{grid-template-columns:1fr 1fr}
  .srf-share-btns{grid-template-columns:1fr 1fr 1fr}
  .stats-cards{grid-template-columns:1fr}
}
@media(max-width:480px){
  .admin-stats{grid-template-columns:1fr}
  .trust-grid{grid-template-columns:1fr}
  .share-btns-grid{grid-template-columns:1fr 1fr}
}