/* ========================================
   xy-021 体育企业模板 - 深海石油蓝绿 + 鎏金 + 电光青碧 高端赛场主题
   仿 craal-kaiyuansports.com.cn 架构（去除全覆盖广告与博彩内容，3栏目）
   版式：居中Hero(全景赛场背景+双入口) → 实时比分滚动条 → 为何选择我们(3服务+鎏金主卡) → 3栏目
        → 年度数据带 → 头条战报 → 精选推荐 → App展示区 → 球迷评价 → 排行/标签 → 关于 → FAQ时间线 → CTA
   ======================================== */
:root {
    /* xy-021 深海石油蓝绿 + 鎏金 + 电光青碧 高端赛场主题
       （变量名沿用 --lava/--amber/--cyan 以免破坏 300+ 引用，值已重映射：--lava=鎏金、--cyan=青碧） */
    --bg: #05201f;
    --bg-alt: #082b28;
    --surface: #0e3532;
    --surface-2: #144440;
    --lava: #f2b134;
    --lava-2: #d99a1f;
    --amber: #ffd06a;
    --cyan: #2ee6c5;
    --cyan-soft: rgba(46,230,197,.13);
    --lava-soft: rgba(242,177,52,.14);
    --grad: linear-gradient(135deg, #2ee6c5 0%, #f2b134 100%);
    --text: #eaf6f3;
    --text-light: #9dbab4;
    --muted: #6f918b;
    --border: rgba(46,230,197,.16);
    --shadow: 0 12px 34px rgba(0,0,0,.5);
    --radius: 18px;
    --radius-sm: 10px;
    --transition: all .3s ease;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif; color: var(--text); line-height: 1.7; background: var(--bg); }
a { color: var(--text); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--lava); }
img { max-width: 100%; height: auto; }
.xy21-container-sm { max-width: 900px; }
.position-relative { position: relative; }

/* ===== Buttons ===== */
.xy21-btn { display: inline-flex; align-items: center; gap: 8px; background: var(--grad); color: #fff; padding: 13px 30px; border-radius: 30px; font-weight: 800; font-size: .95rem; border: none; cursor: pointer; box-shadow: 0 8px 24px rgba(242,177,52,.32); }
.xy21-btn:hover { color: #fff; transform: translateY(-2px); box-shadow: 0 12px 30px rgba(255,208,106,.45); }
.xy21-btn-ghost { display: inline-flex; align-items: center; gap: 8px; background: transparent; color: var(--text); padding: 13px 30px; border-radius: 30px; font-weight: 700; font-size: .95rem; border: 1.5px solid var(--border); }
.xy21-btn-ghost:hover { border-color: var(--cyan); color: var(--cyan); transform: translateY(-2px); }

/* ===== Topbar ===== */
.xy21-topbar { background: #0c0a09; border-bottom: 1px solid var(--border); font-size: .8rem; color: var(--text-light); }
.xy21-topbar-inner { display: flex; align-items: center; justify-content: space-between; padding: 8px 0; gap: 14px; }
.xy21-topbar-info i { color: var(--lava); margin-right: 6px; }
.xy21-topbar-links { display: flex; gap: 18px; }
.xy21-topbar-links a { color: var(--text-light); }
.xy21-topbar-links a:hover { color: var(--lava); }
.xy21-topbar-links i { margin-right: 5px; color: var(--cyan); }

/* ===== Header ===== */
.xy21-header { background: rgba(18,16,15,.95); backdrop-filter: blur(10px); border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 1000; }
.xy21-header-inner { display: flex; align-items: center; justify-content: space-between; padding: 14px 0; gap: 16px; }
.xy21-logo { display: inline-flex; align-items: center; gap: 11px; }
.xy21-logo-badge { width: 42px; height: 42px; border-radius: 13px; background: var(--grad); display: flex; align-items: center; justify-content: center; box-shadow: 0 4px 18px rgba(242,177,52,.4); flex: 0 0 auto; }
.xy21-logo-badge i { color: #fff; font-size: 1.2rem; }
.xy21-logo-text { color: #fff; font-size: 1.24rem; font-weight: 800; white-space: nowrap; letter-spacing: .5px; }
.xy21-logo mip-img { height: 42px; width: auto; }
.xy21-nav { display: flex; align-items: center; gap: 4px; }
.xy21-nav .nav-link { color: var(--text-light); padding: 8px 15px; border-radius: var(--radius-sm); font-size: .93rem; font-weight: 600; }
.xy21-nav .nav-link:hover, .xy21-nav .nav-link.active { color: #fff; background: var(--surface-2); box-shadow: inset 0 0 0 1px var(--border); }
.xy21-nav-cta { display: inline-flex; align-items: center; gap: 7px; margin-left: 10px; background: var(--grad); color: #fff; padding: 9px 20px; border-radius: 22px; font-weight: 700; font-size: .88rem; }
.xy21-nav-cta:hover { color: #fff; transform: translateY(-1px); }
.xy21-toggle { display: none; background: none; border: none; color: #fff; font-size: 1.5rem; cursor: pointer; }

/* ===== Hero (left-aligned split) ===== */
/* ===== Centered Hero (full-bleed arena backdrop) ===== */
.xy21-hero { position: relative; overflow: hidden; padding: 128px 0 100px; text-align: center; background: var(--bg); display: flex; align-items: center; }
.xy21-hero-bg { position: absolute; inset: 0; z-index: 0; }
.xy21-hero-bg mip-img, .xy21-hero-bg img { width: 100%; height: 100%; object-fit: cover; }
.xy21-hero-mask { position: absolute; inset: 0; z-index: 1; background: linear-gradient(180deg, rgba(5,32,31,.86) 0%, rgba(5,32,31,.72) 46%, var(--bg) 100%); }
.xy21-hero .container { position: relative; z-index: 2; }
.xy21-hc { max-width: 840px; margin: 0 auto; }
.xy21-hc-badge { display: inline-flex; align-items: center; gap: 8px; background: rgba(242,177,52,.16); border: 1px solid var(--border); color: var(--lava); padding: 8px 22px; border-radius: 24px; font-size: .84rem; margin-bottom: 24px; font-weight: 700; letter-spacing: .3px; }
.xy21-hc-badge i { color: var(--cyan); }
.xy21-hc-title { font-size: 3.4rem; font-weight: 900; line-height: 1.14; margin-bottom: 20px; color: #fff; text-shadow: 0 6px 30px rgba(0,0,0,.55); }
.xy21-hc-sub { font-size: 1.1rem; color: #d6e6e2; margin: 0 auto 32px; max-width: 640px; }
.xy21-hc-cta { display: flex; gap: 16px; flex-wrap: wrap; justify-content: center; margin-bottom: 34px; }
.xy21-hc-chips { display: flex; gap: 12px; flex-wrap: wrap; justify-content: center; }
.xy21-hc-chip { display: inline-flex; align-items: center; gap: 7px; background: rgba(14,53,50,.7); border: 1px solid var(--border); color: var(--text-light); padding: 9px 16px; border-radius: 20px; font-size: .82rem; font-weight: 600; }
.xy21-hc-chip i { color: var(--cyan); }
.xy21-live-dot { width: 11px; height: 11px; border-radius: 50%; background: var(--lava); box-shadow: 0 0 0 0 rgba(242,177,52,.6); animation: xy21Pulse 1.6s infinite; flex: 0 0 auto; }
@keyframes xy21Pulse { 0% { box-shadow: 0 0 0 0 rgba(242,177,52,.6); } 70% { box-shadow: 0 0 0 12px rgba(242,177,52,0); } 100% { box-shadow: 0 0 0 0 rgba(242,177,52,0); } }

/* ===== Live ticker ===== */
.xy21-ticker { background: var(--bg-alt); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); padding: 20px 0; }
.xy21-ticker-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.xy21-tick { display: flex; align-items: center; gap: 12px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 12px 16px; }
.xy21-tick-tag { flex: 0 0 auto; font-size: .68rem; font-weight: 800; padding: 3px 9px; border-radius: 6px; color: #fff; letter-spacing: .5px; }
.xy21-tick-tag.live { background: var(--lava); }
.xy21-tick-tag.soon { background: var(--cyan); color: #06231f; }
.xy21-tick-tag.end { background: var(--surface-2); color: var(--text-light); }
.xy21-tick-body { flex: 1; min-width: 0; }
.xy21-tick-body b { display: block; color: #fff; font-size: .88rem; font-weight: 700; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.xy21-tick-body span { font-size: .76rem; color: var(--muted); }
.xy21-tick-score { flex: 0 0 auto; color: var(--amber); font-weight: 800; font-size: .98rem; }

/* ===== Sections ===== */
.xy21-sec { padding: 72px 0; }
.xy21-sec-alt { background: var(--bg-alt); }
.xy21-sec-head { text-align: center; max-width: 700px; margin: 0 auto 46px; }
.xy21-kicker { display: inline-block; color: var(--lava); font-size: .78rem; font-weight: 800; letter-spacing: 2px; text-transform: uppercase; margin-bottom: 10px; }
.xy21-sec-head h2 { font-size: 2rem; font-weight: 800; color: #fff; margin-bottom: 12px; }
.xy21-sec-head p { color: var(--text-light); }
.xy21-bar { display: flex; align-items: center; justify-content: space-between; margin-bottom: 30px; padding-bottom: 14px; border-bottom: 2px solid var(--border); }
.xy21-bar h2 { font-size: 1.5rem; font-weight: 800; color: #fff; }
.xy21-bar h2 i { color: var(--lava); margin-right: 8px; }
.xy21-more { color: var(--cyan); font-weight: 700; font-size: .9rem; }
.xy21-more:hover { color: var(--lava); }
.xy21-meta { color: var(--muted); font-size: .8rem; }
.xy21-meta i { color: var(--lava); margin-right: 4px; }

/* ===== Features ===== */
.xy21-feat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.xy21-feat-card { position: relative; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 32px 24px; overflow: hidden; transition: var(--transition); }
.xy21-feat-card::before { content: ""; position: absolute; top: 0; left: 0; width: 100%; height: 3px; background: var(--grad); transform: scaleX(0); transform-origin: left; transition: transform .35s ease; }
.xy21-feat-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: var(--lava); }
.xy21-feat-card:hover::before { transform: scaleX(1); }
.xy21-feat-icon { width: 58px; height: 58px; border-radius: 16px; background: var(--lava-soft); color: var(--lava); display: flex; align-items: center; justify-content: center; font-size: 1.55rem; margin-bottom: 20px; border: 1px solid var(--border); transition: var(--transition); }
.xy21-feat-card:hover .xy21-feat-icon { background: var(--grad); color: #fff; }
.xy21-feat-card h3 { font-size: 1.14rem; font-weight: 800; color: #fff; margin-bottom: 10px; }
.xy21-feat-card p { color: var(--text-light); font-size: .88rem; }
/* why-us matrix + primary main card */
.xy21-why-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.xy21-feat-main { position: relative; background: var(--grad); border-radius: var(--radius); padding: 32px 24px; color: #05201f; overflow: hidden; display: flex; flex-direction: column; box-shadow: 0 14px 34px rgba(242,177,52,.22); }
.xy21-feat-main .xy21-feat-icon { background: rgba(5,32,31,.16); color: #05201f; border-color: rgba(5,32,31,.22); }
.xy21-feat-main h3 { color: #05201f; font-size: 1.14rem; font-weight: 800; margin-bottom: 10px; }
.xy21-feat-main p { color: rgba(5,32,31,.82); font-size: .88rem; flex: 1; }
.xy21-feat-main-link { margin-top: 16px; display: inline-flex; align-items: center; gap: 8px; color: #05201f; font-weight: 800; font-size: .9rem; }

/* ===== Category zones ===== */
.xy21-catz-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.xy21-cat-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; transition: var(--transition); display: flex; flex-direction: column; }
.xy21-cat-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: var(--lava); }
.xy21-cat-media { position: relative; overflow: hidden; aspect-ratio: 800/560; }
.xy21-cat-media mip-img { width: 100%; height: 100%; transition: transform .5s ease; }
.xy21-cat-card:hover .xy21-cat-media mip-img { transform: scale(1.06); }
.xy21-cat-shade { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(12,10,9,.05) 30%, rgba(12,10,9,.72) 100%); }
.xy21-cat-no { position: absolute; top: 14px; left: 16px; font-size: 1rem; font-weight: 800; color: #fff; background: rgba(12,10,9,.55); padding: 3px 12px; border-radius: 20px; z-index: 2; }
.xy21-cat-icon { position: absolute; bottom: -26px; right: 22px; width: 54px; height: 54px; border-radius: 16px; background: var(--grad); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 1.4rem; box-shadow: 0 6px 18px rgba(242,177,52,.4); z-index: 2; }
.xy21-cat-body { padding: 22px; position: relative; }
.xy21-cat-body h3 { font-size: 1.22rem; font-weight: 800; color: #fff; margin-bottom: 8px; }
.xy21-cat-card:hover h3 { color: var(--lava); }
.xy21-cat-body p { color: var(--text-light); font-size: .88rem; margin-bottom: 14px; }
.xy21-cat-more { color: var(--cyan); font-weight: 700; font-size: .86rem; }

/* ===== Two panels ===== */
.xy21-panel-row { display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px; }
.xy21-panel { position: relative; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); min-height: 300px; display: flex; align-items: flex-end; transition: var(--transition); }
.xy21-panel:hover { transform: translateY(-5px); box-shadow: var(--shadow); border-color: var(--lava); }
.xy21-panel-media { position: absolute; inset: 0; }
.xy21-panel-media mip-img { width: 100%; height: 100%; object-fit: cover; }
.xy21-panel-shade { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(12,10,9,.25) 20%, rgba(12,10,9,.92) 100%); }
.xy21-panel-body { position: relative; z-index: 2; padding: 30px; }
.xy21-panel-icon { width: 50px; height: 50px; border-radius: 14px; background: var(--grad); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 1.3rem; margin-bottom: 16px; }
.xy21-panel-body h3 { color: #fff; font-size: 1.3rem; font-weight: 800; margin-bottom: 10px; }
.xy21-panel-body p { color: var(--text-light); font-size: .9rem; margin-bottom: 16px; }
.xy21-panel-link { color: var(--cyan); font-weight: 700; font-size: .9rem; }
.xy21-panel-link:hover { color: #fff; }

/* ===== Featured news ===== */
.xy21-feature-wrap { display: grid; grid-template-columns: 1.5fr 1fr; gap: 22px; }
.xy21-feature-big { grid-row: 1 / span 4; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; display: flex; flex-direction: column; transition: var(--transition); }
.xy21-feature-big:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: var(--lava); }
.xy21-feature-big-media { position: relative; overflow: hidden; }
.xy21-feature-big-media mip-img { width: 100%; }
.xy21-feature-flag { position: absolute; top: 14px; left: 14px; background: var(--grad); color: #fff; font-size: .76rem; font-weight: 800; padding: 5px 14px; border-radius: 20px; }
.xy21-feature-big-body { padding: 22px; flex: 1; display: flex; flex-direction: column; }
.xy21-feature-big-body h3 { font-size: 1.32rem; font-weight: 800; color: #fff; line-height: 1.4; margin-bottom: 10px; }
.xy21-feature-big:hover h3 { color: var(--lava); }
.xy21-feature-big-body p { color: var(--text-light); font-size: .9rem; margin-bottom: 14px; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.xy21-feature-row { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 16px 18px; display: flex; align-items: center; gap: 14px; transition: var(--transition); }
.xy21-feature-row:hover { border-color: var(--cyan); background: var(--surface-2); }
.xy21-feature-idx { flex: 0 0 40px; height: 40px; border-radius: 12px; background: var(--surface-2); color: var(--lava); font-weight: 800; display: flex; align-items: center; justify-content: center; font-size: 1.1rem; }
.xy21-feature-row-body h4 { font-size: .98rem; font-weight: 700; color: var(--text); line-height: 1.45; margin-bottom: 5px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.xy21-feature-row:hover h4 { color: #fff; }

/* ===== Grid cards ===== */
.xy21-grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.xy21-grid-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; transition: var(--transition); display: flex; flex-direction: column; }
.xy21-grid-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: var(--lava); }
.xy21-grid-img { position: relative; display: block; overflow: hidden; aspect-ratio: 400/260; }
.xy21-grid-img mip-img { width: 100%; height: 100%; }
.xy21-grid-badge { position: absolute; top: 12px; left: 12px; background: var(--grad); color: #fff; font-size: .74rem; font-weight: 800; padding: 4px 12px; border-radius: 20px; }
.xy21-grid-body { padding: 20px; flex: 1; display: flex; flex-direction: column; }
.xy21-grid-body h3 { font-size: 1.05rem; font-weight: 700; line-height: 1.5; margin-bottom: 10px; }
.xy21-grid-body h3 a { color: #fff; }
.xy21-grid-body h3 a:hover { color: var(--lava); }
.xy21-grid-body p { color: var(--text-light); font-size: .88rem; margin-bottom: 14px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; flex: 1; }
.xy21-grid-meta { display: flex; gap: 16px; color: var(--muted); font-size: .8rem; border-top: 1px solid var(--border); padding-top: 12px; }
.xy21-grid-meta i { margin-right: 5px; color: var(--cyan); }

/* ===== Stats band ===== */
.xy21-band { background: var(--grad); padding: 62px 0; }
.xy21-band-head { text-align: center; max-width: 680px; margin: 0 auto 40px; }
.xy21-band-head .xy21-kicker { color: rgba(5,32,31,.66); }
.xy21-band-head h2 { color: #05201f; font-size: 2rem; font-weight: 800; margin-bottom: 8px; }
.xy21-band-head p { color: rgba(5,32,31,.78); font-size: .95rem; margin: 0; }
.xy21-band-row { display: flex; justify-content: space-around; flex-wrap: wrap; gap: 26px; }
.xy21-band-item { display: flex; align-items: center; gap: 14px; color: #05201f; }
.xy21-band-item > i { font-size: 2rem; opacity: .85; color: #05201f; }
.xy21-band-item b { display: block; font-size: 1.9rem; font-weight: 800; line-height: 1.1; color: #05201f; }
.xy21-band-item span { font-size: .86rem; color: rgba(5,32,31,.8); }

/* ===== Testimonials ===== */
.xy21-testi-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.xy21-testi-card { position: relative; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 30px 26px 26px; transition: var(--transition); }
.xy21-testi-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: var(--cyan); }
.xy21-testi-quote { color: var(--lava); font-size: 1.6rem; opacity: .5; margin-bottom: 12px; }
.xy21-testi-card > p { color: var(--text-light); font-size: .92rem; margin-bottom: 22px; }
.xy21-testi-user { display: flex; align-items: center; gap: 14px; }
.xy21-testi-user mip-img { width: 50px; height: 50px; border-radius: 50%; overflow: hidden; flex: 0 0 auto; border: 2px solid var(--border); }
.xy21-testi-user b { display: block; color: #fff; font-size: .96rem; font-weight: 700; }
.xy21-testi-user span { font-size: .8rem; color: var(--muted); }

/* ===== Two col ===== */
.xy21-two-col { display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px; }
.xy21-side-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 26px; }
.xy21-side-head { font-size: 1.2rem; font-weight: 800; color: #fff; margin-bottom: 20px; padding-bottom: 14px; border-bottom: 2px solid var(--border); }
.xy21-side-head i { color: var(--lava); margin-right: 8px; }
.xy21-rank { list-style: none; }
.xy21-rank li { display: flex; align-items: center; gap: 12px; padding: 11px 0; border-bottom: 1px dashed var(--border); }
.xy21-rank li:last-child { border-bottom: none; }
.xy21-rank-no { flex: 0 0 26px; height: 26px; border-radius: 8px; background: var(--surface-2); color: var(--text-light); font-size: .8rem; font-weight: 800; display: flex; align-items: center; justify-content: center; }
.xy21-rank li:nth-child(1) .xy21-rank-no, .xy21-rank li:nth-child(2) .xy21-rank-no, .xy21-rank li:nth-child(3) .xy21-rank-no { background: var(--grad); color: #fff; }
.xy21-rank a { color: var(--text); font-size: .92rem; display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden; }
.xy21-rank a:hover { color: var(--lava); }
.xy21-tag-cloud { display: flex; flex-wrap: wrap; gap: 10px; }
.xy21-tag-cloud a { background: var(--surface-2); color: var(--text-light); padding: 7px 15px; border-radius: 20px; font-size: .84rem; border: 1px solid var(--border); }
.xy21-tag-cloud a:hover { background: var(--grad); color: #fff; border-color: transparent; }
.xy21-icon-accent { color: var(--lava); }

/* ===== About ===== */
.xy21-about { padding: 78px 0; background: linear-gradient(135deg, #1c1714 0%, var(--bg) 100%); }
.xy21-about-row { display: flex; align-items: center; gap: 50px; }
.xy21-about-media { flex: 1 1 46%; position: relative; }
.xy21-about-media mip-img { border-radius: 22px; overflow: hidden; box-shadow: var(--shadow); border: 1px solid var(--border); }
.xy21-about-badge { position: absolute; bottom: -18px; right: 18px; display: inline-flex; align-items: center; gap: 9px; background: var(--grad); color: #fff; font-weight: 700; font-size: .88rem; padding: 12px 22px; border-radius: 30px; box-shadow: var(--shadow); }
.xy21-about-text { flex: 1 1 54%; }
.xy21-about-text h2 { font-size: 2rem; font-weight: 800; color: #fff; margin-bottom: 16px; }
.xy21-lead { color: var(--text-light); margin-bottom: 24px; }
.xy21-check { list-style: none; margin-bottom: 28px; }
.xy21-check li { position: relative; padding-left: 32px; margin-bottom: 14px; color: var(--text); font-size: .95rem; }
.xy21-check li i { position: absolute; left: 0; top: 2px; width: 20px; height: 20px; border-radius: 50%; background: var(--lava-soft); color: var(--lava); font-size: .66rem; display: flex; align-items: center; justify-content: center; }

/* ===== FAQ ===== */
.xy21-faq { display: grid; grid-template-columns: 1fr; gap: 16px; }
.xy21-faq-item { display: flex; gap: 20px; align-items: flex-start; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; border-left: 3px solid var(--lava); transition: var(--transition); }
.xy21-faq-item:hover { transform: translateX(4px); box-shadow: var(--shadow); }
.xy21-faq-step { flex: 0 0 auto; width: 46px; height: 46px; border-radius: 13px; background: var(--grad); color: #05201f; font-weight: 800; font-size: 1.05rem; display: flex; align-items: center; justify-content: center; }
.xy21-faq-body b { display: block; color: #fff; font-size: 1.02rem; margin-bottom: 8px; }
.xy21-faq-body p { color: var(--text-light); font-size: .9rem; margin: 0; }

/* ===== CTA ===== */
.xy21-cta { background: linear-gradient(135deg, #1c1714, var(--bg)); padding: 62px 0; border-top: 1px solid var(--border); }
.xy21-cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 30px; flex-wrap: wrap; }
.xy21-cta h2 { color: #fff; font-size: 1.9rem; font-weight: 800; margin-bottom: 8px; }
.xy21-cta p { color: var(--text-light); }

/* ===== Footer ===== */
.xy21-footer { background: #0c0a09; color: var(--text-light); padding-top: 46px; border-top: 1px solid var(--border); }
.xy21-footer-brand-row { display: flex; align-items: center; justify-content: space-between; gap: 30px; flex-wrap: wrap; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 26px 30px; margin-bottom: 44px; }
.xy21-footer-brand { display: flex; align-items: center; gap: 16px; flex: 1 1 340px; }
.xy21-footer-brand h3 { color: #fff; font-size: 1.24rem; font-weight: 800; margin-bottom: 4px; }
.xy21-footer-brand p { color: var(--text-light); font-size: .86rem; margin: 0; max-width: 420px; }
.xy21-footer-news { flex: 1 1 340px; }
.xy21-footer-news label { display: block; color: #fff; font-size: .9rem; font-weight: 700; margin-bottom: 10px; }
.xy21-footer-news label i { color: var(--lava); margin-right: 6px; }
.xy21-footer-news-row { display: flex; border-radius: 26px; overflow: hidden; border: 1px solid var(--border); }
.xy21-footer-news-row input { flex: 1; border: none; outline: none; background: var(--surface-2); color: var(--text); padding: 12px 18px; font-size: .88rem; min-width: 0; }
.xy21-footer-news-row input::placeholder { color: var(--muted); }
.xy21-footer-news-row button { background: var(--grad); border: none; color: #fff; font-weight: 800; padding: 0 22px; cursor: pointer; font-size: .88rem; }
.xy21-footer-top { display: grid; grid-template-columns: 1fr 1fr 1.3fr 1.4fr; gap: 34px; padding-bottom: 38px; border-bottom: 1px solid var(--border); }
.xy21-footer-col h4 { color: #fff; font-size: 1.02rem; font-weight: 700; margin-bottom: 18px; position: relative; padding-bottom: 10px; }
.xy21-footer-col h4::after { content: ""; position: absolute; left: 0; bottom: 0; width: 30px; height: 2px; background: var(--grad); }
.xy21-footer-desc { font-size: .86rem; margin-bottom: 12px; }
.xy21-footer-col ul { list-style: none; }
.xy21-footer-col ul li { margin-bottom: 10px; }
.xy21-footer-col ul a { color: var(--text-light); font-size: .88rem; }
.xy21-footer-col ul a:hover { color: var(--lava); }
.xy21-footer-col ul a i { margin-right: 8px; color: var(--cyan); font-size: .72rem; }
.xy21-footer-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.xy21-footer-tags a { background: var(--surface); border: 1px solid var(--border); color: var(--text-light); padding: 5px 12px; border-radius: 16px; font-size: .8rem; }
.xy21-footer-tags a:hover { background: var(--grad); color: #fff; border-color: transparent; }
.xy21-footer-social { display: flex; gap: 12px; margin-top: 14px; }
.xy21-footer-social a { width: 38px; height: 38px; border-radius: 10px; background: var(--surface); border: 1px solid var(--border); color: var(--text-light); display: flex; align-items: center; justify-content: center; }
.xy21-footer-social a:hover { background: var(--grad); color: #fff; border-color: transparent; }
.xy21-footer-bottom { padding: 22px 0; display: flex; flex-direction: column; align-items: center; gap: 12px; }
.xy21-footer-links { display: flex; flex-wrap: wrap; gap: 18px; justify-content: center; }
.xy21-footer-links a { color: var(--muted); font-size: .84rem; }
.xy21-footer-links a:hover { color: var(--lava); }
.xy21-footer-bottom span { font-size: .82rem; color: var(--muted); }

/* ===== Category page banner ===== */
.xy21-page-banner { position: relative; height: 300px; overflow: hidden; display: flex; align-items: center; }
.xy21-banner-bg { position: absolute; inset: 0; }
.xy21-banner-bg mip-img { width: 100%; height: 100%; object-fit: cover; }
.xy21-banner-mask { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(18,16,15,.94), rgba(42,35,32,.72)); }
.xy21-banner-kicker { position: relative; display: inline-block; color: var(--lava); font-size: .78rem; font-weight: 800; letter-spacing: 2px; margin-bottom: 8px; }
.xy21-page-banner h1 { position: relative; color: #fff; font-size: 2.2rem; font-weight: 800; margin-bottom: 8px; }
.xy21-banner-sub { position: relative; color: var(--text-light); font-size: 1rem; }
.xy21-crumb { padding: 18px 0; color: var(--text-light); font-size: .88rem; display: flex; align-items: center; flex-wrap: wrap; gap: 8px; }
.xy21-crumb > i.fa-map-marker-alt { color: var(--lava); }
.xy21-crumb a { color: var(--text-light); }
.xy21-crumb a:hover { color: var(--lava); }
.xy21-crumb span { color: #fff; font-weight: 600; }
.xy21-crumb i.fa-angle-right { font-size: .7rem; color: var(--muted); }
.xy21-page-banner + .container .xy21-grid-3 { margin-bottom: 40px; }

/* ===== Pagination ===== */
.xy21-pager { display: flex; justify-content: center; gap: 8px; flex-wrap: wrap; padding: 36px 0 10px; }
.xy21-pager a, .xy21-pager span { min-width: 40px; height: 40px; padding: 0 14px; border-radius: 10px; background: var(--surface); border: 1px solid var(--border); color: var(--text-light); display: inline-flex; align-items: center; justify-content: center; font-size: .9rem; font-weight: 600; }
.xy21-pager a:hover { border-color: var(--lava); color: var(--lava); }
.xy21-pager .current, .xy21-pager span.active { background: var(--grad); border-color: transparent; color: #fff; }

/* ===== Detail ===== */
.xy21-detail { max-width: 920px; margin: 0 auto; padding: 42px 16px 60px; }
.xy21-detail-title { font-size: 1.9rem; font-weight: 800; color: #fff; line-height: 1.4; margin-bottom: 18px; }
.xy21-detail-meta { display: flex; flex-wrap: wrap; gap: 18px; color: var(--text-light); font-size: .85rem; padding-bottom: 20px; border-bottom: 1px solid var(--border); margin-bottom: 26px; }
.xy21-detail-meta i { color: var(--lava); margin-right: 6px; }
.xy21-detail-meta a { color: var(--text-light); }
.xy21-detail-meta a:hover { color: var(--lava); }
.xy21-detail-content { font-size: 1.02rem; color: #ded4ca; line-height: 1.95; }
.xy21-detail-content p { margin-bottom: 18px; }
.xy21-detail-content img, .xy21-detail-content mip-img { border-radius: 12px; margin: 14px 0; }
.xy21-detail-content h2, .xy21-detail-content h3 { color: #fff; font-weight: 700; margin: 26px 0 14px; }
.xy21-detail-content a { color: var(--lava); }
.xy21-img-count { text-align: center; color: var(--muted); font-size: .88rem; }
.xy21-detail-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 30px; padding-top: 24px; border-top: 1px dashed var(--border); }
.xy21-detail-tags a { background: var(--surface-2); color: var(--lava); padding: 6px 15px; border-radius: 20px; font-size: .84rem; border: 1px solid var(--border); }
.xy21-detail-tags a:hover { background: var(--grad); color: #fff; border-color: transparent; }
.xy21-related { margin-top: 46px; }
.xy21-related-title { font-size: 1.3rem; font-weight: 800; color: #fff; margin-bottom: 22px; }
.xy21-related-title i { color: var(--lava); margin-right: 8px; }

/* ===== Article list block ===== */
.xy21-list-item { display: flex; gap: 18px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; padding: 14px; margin-bottom: 18px; transition: var(--transition); }
.xy21-list-item:hover { box-shadow: var(--shadow); border-color: var(--lava); transform: translateX(4px); }
.xy21-item-media { flex: 0 0 200px; border-radius: var(--radius-sm); overflow: hidden; }
.xy21-item-content h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 8px; }
.xy21-item-content h3 a { color: #fff; }
.xy21-item-content h3 a:hover { color: var(--lava); }
.xy21-item-content p { color: var(--text-light); font-size: .88rem; margin-bottom: 10px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.xy21-item-date { color: var(--muted); font-size: .8rem; }
.xy21-item-date i { color: var(--cyan); margin-right: 5px; }
.xy21-sidebar-box { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; margin-bottom: 22px; }
.xy21-sidebar-box h3 { font-size: 1.1rem; font-weight: 800; color: #fff; margin-bottom: 16px; padding-bottom: 12px; border-bottom: 1px solid var(--border); }
.xy21-sidebar-box h3 i { margin-right: 8px; color: var(--lava); }

/* ===== Search / so ===== */
.xy21-so { max-width: 920px; margin: 0 auto; padding: 46px 16px 60px; }
.xy21-so-top { text-align: center; margin-bottom: 34px; }
.xy21-so-top h1 { font-size: 1.9rem; font-weight: 800; color: #fff; margin-bottom: 10px; }
.xy21-so-top h1 i { color: var(--lava); }
.xy21-so-top p { color: var(--text-light); margin-bottom: 20px; }
.xy21-so-form { display: flex; max-width: 520px; margin: 0 auto; border-radius: 30px; overflow: hidden; border: 1px solid var(--border); }
.xy21-so-input { flex: 1; border: none; outline: none; background: var(--surface); padding: 13px 22px; font-size: .95rem; color: var(--text); }
.xy21-so-input::placeholder { color: var(--muted); }
.xy21-so-form .xy21-btn { border-radius: 0; padding: 13px 26px; }
.xy21-so-info { background: var(--lava-soft); border: 1px solid var(--border); color: var(--text); padding: 12px 20px; border-radius: var(--radius-sm); margin-bottom: 24px; font-size: .92rem; }
.xy21-so-info strong { color: var(--lava); }
.xy21-so-items { display: flex; flex-direction: column; gap: 16px; }
.xy21-so-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px 24px; border-left: 3px solid var(--lava); transition: var(--transition); }
.xy21-so-card:hover { box-shadow: var(--shadow); transform: translateX(4px); }
.xy21-so-card h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 8px; }
.xy21-so-card h3 a { color: #fff; }
.xy21-so-card h3 a:hover { color: var(--lava); }
.xy21-so-card p { color: var(--text-light); font-size: .9rem; margin-bottom: 0; }
.xy21-so-hot { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 26px; }
.xy21-so-hot h4 { color: #fff; font-weight: 800; margin-bottom: 18px; }
.xy21-so-hot h4 i { color: var(--lava); margin-right: 8px; }
.xy21-so-tags { display: flex; flex-wrap: wrap; gap: 10px; }
.xy21-so-tags a { background: var(--surface-2); color: var(--text-light); padding: 7px 16px; border-radius: 20px; font-size: .85rem; border: 1px solid var(--border); }
.xy21-so-tags a:hover { background: var(--grad); color: #fff; border-color: transparent; }

/* ===== Tag page ===== */
.xy21-tag-cloud-lg { justify-content: center; gap: 12px; }
.xy21-tag-chip { background: var(--surface); border: 1px solid var(--border); color: var(--text); padding: 10px 20px; border-radius: 24px; font-size: .92rem; }
.xy21-tag-chip i { color: var(--lava); margin-right: 6px; }
.xy21-tag-chip:hover { background: var(--grad); color: #fff; border-color: transparent; }
.xy21-tag-chip:hover i { color: #fff; }

/* ===== App showcase ===== */
.xy21-app { position: relative; overflow: hidden; padding: 80px 0; background: linear-gradient(135deg, var(--surface) 0%, var(--bg-alt) 100%); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.xy21-app::after { content: ""; position: absolute; right: -130px; top: -130px; width: 380px; height: 380px; border-radius: 50%; background: radial-gradient(circle, rgba(46,230,197,.16), transparent 70%); pointer-events: none; }
.xy21-app-row { display: flex; align-items: center; gap: 56px; position: relative; z-index: 2; }
.xy21-app-text { flex: 1 1 54%; }
.xy21-app-text h2 { color: #fff; font-size: 2.1rem; font-weight: 800; margin-bottom: 16px; }
.xy21-app-list { list-style: none; margin: 24px 0 30px; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.xy21-app-list li { color: var(--text-light); font-size: .92rem; display: flex; align-items: center; gap: 10px; }
.xy21-app-list li i { color: var(--cyan); font-size: 1.05rem; }
.xy21-app-cta { display: flex; gap: 14px; flex-wrap: wrap; }
.xy21-app-media { flex: 1 1 40%; position: relative; max-width: 380px; margin: 0 auto; }
.xy21-app-media mip-img { border-radius: 22px; border: 1px solid var(--border); box-shadow: var(--shadow); }
.xy21-app-rate { position: absolute; left: -30px; bottom: 28px; background: var(--surface-2); border: 1px solid var(--border); border-radius: 16px; padding: 14px 20px; box-shadow: var(--shadow); text-align: center; }
.xy21-app-rate b { display: block; font-size: 1.8rem; font-weight: 800; background: var(--grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; line-height: 1.1; }
.xy21-app-rate span i { color: var(--lava); font-size: .78rem; }
.xy21-app-rate em { display: block; font-style: normal; font-size: .74rem; color: var(--muted); margin-top: 4px; }

/* ===== Responsive ===== */
@media (max-width: 991px) {
    .xy21-hero { padding: 92px 0 72px; }
    .xy21-hc-title { font-size: 2.4rem; }
    .xy21-app-row { flex-direction: column; gap: 46px; }
    .xy21-app-list { grid-template-columns: 1fr; }
    .xy21-ticker-row { grid-template-columns: repeat(2, 1fr); }
    .xy21-catz-grid, .xy21-grid-3, .xy21-testi-grid { grid-template-columns: repeat(2, 1fr); }
    .xy21-feat-grid, .xy21-why-grid { grid-template-columns: repeat(2, 1fr); }
    .xy21-panel-row, .xy21-feature-wrap, .xy21-two-col { grid-template-columns: 1fr; }
    .xy21-feature-big { grid-row: auto; }
    .xy21-about-row { flex-direction: column; gap: 54px; }
    .xy21-footer-top { grid-template-columns: repeat(2, 1fr); }
    .xy21-toggle { display: block; }
    .xy21-nav { position: absolute; top: 100%; left: 0; right: 0; background: #0c0a09; flex-direction: column; align-items: stretch; padding: 12px; gap: 6px; display: none; border-bottom: 1px solid var(--border); }
    .xy21-nav.show { display: flex; }
    .xy21-nav .nav-link { padding: 12px 14px; }
    .xy21-nav-cta { margin: 8px 0 0; justify-content: center; }
    .xy21-topbar-info { display: none; }
    .xy21-topbar-inner { justify-content: center; }
}
@media (max-width: 640px) {
    .xy21-sec { padding: 50px 0; }
    .xy21-hc-title { font-size: 1.9rem; }
    .xy21-hc-sub { font-size: .98rem; }
    .xy21-app-media { max-width: 260px; }
    .xy21-app-rate { left: -14px; padding: 10px 14px; }
    .xy21-ticker-row, .xy21-catz-grid, .xy21-grid-3, .xy21-feat-grid, .xy21-why-grid, .xy21-two-col, .xy21-faq, .xy21-testi-grid { grid-template-columns: 1fr; }
    .xy21-hero-img-sub { display: none; }
    .xy21-hero-float { right: 8px; top: 8px; padding: 9px 13px; }
    .xy21-footer-top, .xy21-footer-brand-row { grid-template-columns: 1fr; flex-direction: column; align-items: stretch; }
    .xy21-band-row { gap: 22px; }
    .xy21-band-item b { font-size: 1.5rem; }
    .xy21-cta-inner { flex-direction: column; text-align: center; }
    .xy21-list-item { flex-direction: column; }
    .xy21-item-media { flex: 0 0 auto; }
    .xy21-detail-title { font-size: 1.5rem; }
    .xy21-page-banner { height: 220px; }
    .xy21-page-banner h1 { font-size: 1.6rem; }
}