/* ===== ufa-sunset 日落晚霞模板 ===== */
:root {
    --us-bg: #1a0a1a;
    --us-bg2: #2a1020;
    --us-bg3: #100510;
    --us-orange: #ff7043;
    --us-pink: #ec407a;
    --us-purple: #ab47bc;
    --us-gold: #ffd54f;
    --us-text: #f5e0e0;
    --us-text-dim: #a08080;
    --us-white: #fff;
    --us-card: #2a1020;
    --us-border: rgba(255,112,67,0.2);
    --us-radius: 12px;
    --us-font: 'Kanit', sans-serif;
    --us-sunset: linear-gradient(135deg, #ff7043 0%, #ec407a 50%, #ab47bc 100%);
    --us-sunset-soft: linear-gradient(135deg, rgba(255,112,67,0.15) 0%, rgba(236,64,122,0.15) 50%, rgba(171,71,188,0.15) 100%);
}
* { margin:0; padding:0; box-sizing:border-box; }
body { font-family:var(--us-font); background:var(--us-bg); color:var(--us-text); line-height:1.7; overflow-x:hidden; }
a { text-decoration:none; color:var(--us-orange); transition:all .3s; }
a:hover { color:var(--us-gold); }
img { max-width:100%; display:block; }
.container { max-width:1200px; margin:0 auto; padding:0 15px; }

/* ===== Header ===== */
.us-header { position:fixed; top:0; left:0; right:0; z-index:1000; background:rgba(26,10,26,0.95); backdrop-filter:blur(10px); border-bottom:1px solid var(--us-border); transition:all .3s; }
.us-header.scrolled { background:rgba(16,5,16,0.98); box-shadow:0 4px 30px rgba(255,112,67,0.1); }
.us-header-inner { display:flex; align-items:center; justify-content:space-between; padding:12px 0; }
.us-logo img { height:44px; }
.us-nav-wrap { flex:1; margin:0 20px; }
.us-nav { display:flex; align-items:center; gap:4px; list-style:none; flex-wrap:nowrap; overflow-x:auto; }
.us-nav li { position:relative; white-space:nowrap; }
.us-nav li a { display:block; padding:8px 12px; color:var(--us-text); font-size:14px; font-weight:500; border-radius:6px; }
.us-nav li a:hover, .us-nav li.active a { color:var(--us-orange); background:rgba(255,112,67,0.08); }
.us-menu-dropdown .us-dropdown { display:none; position:absolute; top:100%; left:0; min-width:200px; background:var(--us-bg2); border:1px solid var(--us-border); border-radius:8px; padding:8px 0; box-shadow:0 10px 40px rgba(0,0,0,0.5); z-index:100; }
.us-menu-dropdown:hover .us-dropdown { display:block; }
.us-dropdown li { width:100%; }
.us-dropdown li a { padding:8px 16px; font-size:13px; }
.us-sub-dropdown { display:none; padding-left:15px; }
.us-dropdown li:hover .us-sub-dropdown { display:block; }
.us-header-btns { display:flex; gap:8px; align-items:center; }
.us-btn-sunset { display:inline-block; padding:10px 24px; background:var(--us-sunset); color:var(--us-white) !important; font-weight:700; border-radius:30px; font-size:14px; border:none; cursor:pointer; transition:all .3s; }
.us-btn-sunset:hover { transform:translateY(-2px); box-shadow:0 8px 25px rgba(255,112,67,0.3); color:var(--us-white) !important; }
.us-btn-outline { display:inline-block; padding:10px 24px; background:transparent; color:var(--us-orange) !important; border:2px solid var(--us-orange); font-weight:600; border-radius:30px; font-size:14px; cursor:pointer; transition:all .3s; }
.us-btn-outline:hover { background:var(--us-orange); color:var(--us-bg) !important; }
.us-btn-lg { padding:16px 40px; font-size:17px; }
.us-btn-sm { padding:8px 20px; font-size:13px; }
.us-toggle { display:none; background:none; border:none; color:var(--us-orange); font-size:24px; cursor:pointer; }

/* ===== Hero (left-aligned, sunset gradient) ===== */
.us-hero { position:relative; min-height:650px; display:flex; align-items:center; padding:120px 0 80px; overflow:hidden; }
.us-hero-bg { position:absolute; inset:0; background:linear-gradient(135deg, #1a0a1a 0%, #2a1020 40%, #3d1525 70%, #1a0a1a 100%); }
.us-hero-bg::before { content:''; position:absolute; inset:0; background:radial-gradient(circle at 75% 35%, rgba(255,112,67,0.25) 0%, transparent 40%), radial-gradient(circle at 85% 25%, rgba(236,64,122,0.2) 0%, transparent 35%), radial-gradient(circle at 65% 50%, rgba(171,71,188,0.15) 0%, transparent 40%); }
.us-hero-bg::after { content:''; position:absolute; bottom:0; left:0; right:0; height:50%; background:linear-gradient(to bottom, transparent, rgba(16,5,16,0.6)); }
.us-hero-sun { position:absolute; top:15%; right:10%; width:250px; height:250px; border-radius:50%; background:radial-gradient(circle, rgba(255,213,79,0.3) 0%, rgba(255,112,67,0.2) 40%, transparent 70%); filter:blur(20px); z-index:1; }
.us-hero-container { position:relative; z-index:3; max-width:600px; }
.us-hero-h1 { font-size:clamp(28px,5vw,48px); font-weight:800; color:var(--us-white); margin-bottom:20px; line-height:1.3; text-align:left; }
.us-hero-accent { display:block; background:var(--us-sunset); -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text; font-size:0.7em; margin-top:5px; }
.us-hero-desc { font-size:16px; color:var(--us-text-dim); margin-bottom:35px; line-height:1.8; text-align:left; }
.us-hero-btns { display:flex; gap:15px; flex-wrap:wrap; }
.us-hero-wave { position:absolute; bottom:0; left:0; right:0; z-index:2; }
.us-hero-wave svg { width:100%; height:80px; display:block; }

/* ===== Section ===== */
.us-section { padding:70px 0; background:var(--us-bg); }
.us-section-dark { background:var(--us-bg3); }
.us-section-title { text-align:center; margin-bottom:50px; }
.us-section-title h2 { font-size:clamp(24px,4vw,36px); font-weight:700; color:var(--us-white); }
.us-title-decor { margin:15px 0; display:flex; justify-content:center; align-items:center; gap:15px; }
.us-title-decor::before, .us-title-decor::after { content:''; width:60px; height:2px; background:linear-gradient(to right,transparent,var(--us-orange)); }
.us-title-decor::after { background:linear-gradient(to left,transparent,var(--us-orange)); }
.us-sun-icon { color:var(--us-gold); font-size:20px; }
.us-section-title p { color:var(--us-text-dim); font-size:15px; }
.us-decor-left { justify-content:flex-start; }
.us-decor-left::before { display:none; }

/* ===== 功能区1: Gradient Orb Cards (imggame) ===== */
.us-orb-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(140px,1fr)); gap:25px; max-width:900px; margin:0 auto; }
.us-orb-card { text-align:center; cursor:pointer; position:relative; }
.us-orb-wrap { width:120px; height:120px; margin:0 auto 12px; position:relative; display:flex; align-items:center; justify-content:center; }
.us-orb-bg { position:absolute; inset:0; border-radius:50%; background:var(--us-sunset); opacity:0.35; filter:blur(10px); transition:all .3s; }
.us-orb-img { position:relative; z-index:2; width:80px; height:80px; display:flex; align-items:center; justify-content:center; }
.us-orb-img img { width:100%; height:100%; object-fit:contain; filter:drop-shadow(0 4px 12px rgba(255,112,67,0.3)); transition:all .3s; }
.us-orb-card:hover .us-orb-bg { opacity:0.6; transform:scale(1.15); }
.us-orb-card:hover .us-orb-img img { transform:translateY(-5px) scale(1.1); }
.us-orb-label { color:var(--us-text); font-size:14px; font-weight:500; }

/* ===== 功能区2: Silhouette Overlay Cards (livecasino) ===== */
.us-sil-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(200px,1fr)); gap:25px; }
.us-sil-card { position:relative; border-radius:var(--us-radius); overflow:hidden; background:var(--us-card); border:1px solid var(--us-border); transition:all .3s; }
.us-sil-card:hover { border-color:var(--us-orange); transform:translateY(-5px); box-shadow:0 15px 40px rgba(255,112,67,0.15); }
.us-sil-img { height:160px; overflow:hidden; position:relative; }
.us-sil-img img { width:100%; height:100%; object-fit:cover; transition:transform .4s; }
.us-sil-card:hover .us-sil-img img { transform:scale(1.08); }
.us-sil-overlay { position:absolute; bottom:0; left:0; right:0; height:50px; z-index:2; }
.us-sil-overlay svg { width:100%; height:100%; display:block; }
.us-sil-body { padding:15px; position:relative; z-index:3; background:var(--us-card); }
.us-sil-body h4 { color:var(--us-orange); font-size:16px; margin-bottom:5px; }
.us-sil-body p { color:var(--us-text-dim); font-size:13px; }

/* ===== 功能区3: Lottery Ticket Stub Cards (lotteries) ===== */
.us-ticket-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(220px,1fr)); gap:25px; }
.us-ticket-card { position:relative; background:var(--us-card); border-radius:8px; overflow:hidden; border:1px solid var(--us-border); transition:all .3s; }
.us-ticket-card::before, .us-ticket-card::after { content:''; position:absolute; width:20px; height:20px; border-radius:50%; background:var(--us-bg); top:55%; z-index:3; }
.us-ticket-card::before { left:-10px; }
.us-ticket-card::after { right:-10px; }
.us-ticket-card:hover { border-color:var(--us-gold); transform:translateY(-3px); box-shadow:0 12px 30px rgba(255,213,79,0.1); }
.us-ticket-top { padding:12px; text-align:center; background:var(--us-sunset-soft); }
.us-ticket-top h4 { color:var(--us-gold); font-size:15px; font-weight:600; }
.us-ticket-divider { position:relative; height:2px; margin:0; border-top:2px dashed rgba(255,213,79,0.3); }
.us-ticket-bottom { padding:12px; }
.us-ticket-img { height:100px; border-radius:6px; overflow:hidden; margin-bottom:8px; }
.us-ticket-img img { width:100%; height:100%; object-fit:cover; }
.us-ticket-desc { color:var(--us-text-dim); font-size:13px; text-align:center; }
.us-ticket-stub { display:inline-block; padding:3px 10px; background:var(--us-sunset); color:var(--us-white); font-size:11px; font-weight:600; border-radius:3px; margin-top:5px; }

/* ===== 功能区4: Sunset Gradient Split (imgpeo) ===== */
.us-split-wrap { display:flex; gap:50px; align-items:center; flex-wrap:wrap; }
.us-split-imgs { flex:1; min-width:300px; position:relative; }
.us-split-img-main { position:relative; border-radius:var(--us-radius); overflow:hidden; }
.us-split-img-main img { width:100%; height:auto; }
.us-split-img-overlay { position:absolute; inset:0; background:linear-gradient(135deg, rgba(255,112,67,0.2) 0%, rgba(236,64,122,0.15) 50%, rgba(171,71,188,0.2) 100%); mix-blend-mode:overlay; }
.us-split-img-side { display:grid; grid-template-columns:1fr 1fr 1fr; gap:10px; margin-top:15px; }
.us-split-img-side img { width:100%; height:80px; object-fit:cover; border-radius:8px; border:1px solid var(--us-border); }
.us-split-content { flex:1; min-width:300px; }
.us-split-content p { color:var(--us-text-dim); font-size:15px; margin-bottom:25px; }
.us-split-stats { display:grid; grid-template-columns:1fr 1fr; gap:20px; }
.us-stat { text-align:center; padding:15px; background:var(--us-card); border-radius:10px; border:1px solid var(--us-border); }
.us-stat-num { display:block; font-size:28px; font-weight:800; background:var(--us-sunset); -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text; }
.us-stat-label { font-size:13px; color:var(--us-text-dim); }

/* ===== 功能区5: Tilted Diamond Grid (imgapps) ===== */
.us-tilt-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:20px; }
.us-tilt-card { position:relative; aspect-ratio:1; overflow:hidden; border-radius:12px; border:1px solid var(--us-border); transition:all .4s ease; transform:rotate(45deg); margin:15px; }
.us-tilt-card:hover { transform:rotate(0deg) scale(1.08); border-color:var(--us-orange); box-shadow:0 15px 40px rgba(255,112,67,0.25); z-index:5; }
.us-tilt-card img { width:100%; height:100%; object-fit:cover; transform:rotate(-45deg) scale(1.42); transition:transform .4s ease; }
.us-tilt-card:hover img { transform:rotate(0deg) scale(1); }
.us-tilt-label { position:absolute; bottom:0; left:0; right:0; background:linear-gradient(transparent,rgba(16,5,16,0.9)); color:var(--us-white); padding:25px 8px 8px; font-size:12px; text-align:center; transform:rotate(-45deg); opacity:0; transition:opacity .3s; }
.us-tilt-card:hover .us-tilt-label { opacity:1; transform:rotate(0deg); }

/* ===== 功能区6: 3D Perspective Cards (virtual) ===== */
.us-perspective-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(220px,1fr)); gap:30px; perspective:1000px; }
.us-persp-card { position:relative; background:var(--us-card); border-radius:var(--us-radius); overflow:hidden; border:1px solid var(--us-border); transition:all .4s ease; transform-style:preserve-3d; transform:rotateY(15deg) rotateX(5deg); }
.us-persp-card:hover { transform:rotateY(0deg) rotateX(0deg) translateY(-8px); border-color:var(--us-pink); box-shadow:0 20px 50px rgba(236,64,122,0.2); }
.us-persp-img { height:140px; overflow:hidden; }
.us-persp-img img { width:100%; height:100%; object-fit:cover; }
.us-persp-body { padding:15px; transform:translateZ(30px); }
.us-persp-body h4 { color:var(--us-orange); font-size:15px; margin-bottom:5px; }
.us-persp-body p { color:var(--us-text-dim); font-size:13px; }
.us-persp-badge { position:absolute; top:10px; right:10px; padding:3px 10px; background:var(--us-sunset); color:var(--us-white); font-size:11px; font-weight:600; border-radius:3px; z-index:2; }

/* ===== Articles ===== */
.us-list-item { display:flex; gap:20px; background:var(--us-card); border-radius:12px; padding:15px; margin-bottom:15px; border:1px solid var(--us-border); transition:all .3s; }
.us-list-item:hover { border-color:var(--us-orange); }
.us-list-item .list-img { flex:0 0 200px; height:130px; border-radius:8px; overflow:hidden; }
.us-list-item .list-img img { width:100%; height:100%; object-fit:cover; }
.us-list-item .list-body { flex:1; }
.us-list-item h3 { font-size:18px; margin-bottom:8px; }
.us-list-item h3 a { color:var(--us-white); }
.us-list-item h3 a:hover { color:var(--us-orange); }
.us-list-item .list-desc { color:var(--us-text-dim); font-size:14px; margin-bottom:8px; display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden; }
.us-list-item .list-meta { font-size:12px; color:var(--us-text-dim); }
.us-list-item .list-meta span { margin-right:15px; }

/* ===== Sidebar ===== */
.us-sidebar-card { background:var(--us-card); border-radius:12px; padding:20px; margin-bottom:20px; border:1px solid var(--us-border); }
.us-sidebar-title { color:var(--us-orange); font-weight:600; margin-bottom:15px; font-size:16px; }
.us-sidebar-list { list-style:none; }
.us-sidebar-list li { padding:8px 0; border-bottom:1px solid rgba(255,112,67,0.08); }
.us-sidebar-list li:last-child { border-bottom:none; }
.us-sidebar-list a { color:var(--us-text); font-size:14px; }
.us-sidebar-list a:hover { color:var(--us-orange); }
.us-tag-cloud { display:flex; flex-wrap:wrap; gap:8px; }
.us-tag-cloud a { padding:5px 12px; background:rgba(255,112,67,0.1); border:1px solid var(--us-border); border-radius:20px; font-size:13px; color:var(--us-text); }
.us-tag-cloud a:hover { background:var(--us-sunset); color:var(--us-white); }

/* ===== FAQ ===== */
.us-faq { max-width:800px; margin:0 auto; }
.us-faq-item { background:var(--us-card); border:1px solid var(--us-border); border-radius:10px; margin-bottom:12px; overflow:hidden; }
.us-faq-btn { width:100%; padding:18px 22px; background:none; border:none; color:var(--us-white); font-size:16px; font-weight:600; font-family:var(--us-font); text-align:left; cursor:pointer; display:flex; justify-content:space-between; align-items:center; }
.us-faq-btn::after { content:'+'; color:var(--us-orange); font-size:24px; transition:transform .3s; }
.us-faq-btn.active::after { transform:rotate(45deg); }
.us-faq-answer { max-height:0; overflow:hidden; transition:max-height .3s ease; }
.us-faq-answer.show { max-height:500px; }
.us-faq-answer p { padding:0 22px 18px; color:var(--us-text-dim); font-size:14px; line-height:1.8; }

/* ===== Footer ===== */
.us-footer { background:var(--us-bg3); border-top:1px solid var(--us-border); }
.us-footer-top { padding:50px 0 30px; border-bottom:1px solid var(--us-border); }
.us-footer-logo img { height:50px; margin-bottom:15px; }
.us-footer-desc { color:var(--us-text-dim); font-size:14px; line-height:1.8; }
.us-footer-title { color:var(--us-orange); font-size:16px; font-weight:600; margin-bottom:15px; }
.us-footer-links { list-style:none; }
.us-footer-links li { margin-bottom:10px; }
.us-footer-links a { color:var(--us-text-dim); font-size:14px; }
.us-footer-links a:hover { color:var(--us-orange); }
.us-contact-item { color:var(--us-text-dim); font-size:14px; margin-bottom:8px; }
.us-footer-cta { margin-top:15px; }
.us-footer-middle { padding:25px 0; border-bottom:1px solid var(--us-border); }
.us-friend-links { margin-bottom:10px; display:flex; flex-wrap:wrap; align-items:center; gap:8px; }
.us-fl-label { color:var(--us-text-dim); font-size:14px; }
.us-fl-item { color:var(--us-text-dim); font-size:13px; padding:3px 10px; background:rgba(255,112,67,0.05); border-radius:4px; }
.us-fl-item:hover { color:var(--us-orange); background:rgba(255,112,67,0.15); }
.us-footer-bottom { padding:20px 0; text-align:center; }
.us-footer-bottom p { color:var(--us-text-dim); font-size:13px; }
.us-footer-bottom a { color:var(--us-orange); }
.us-icp { margin-top:5px; }

/* ===== Breadcrumb & Detail ===== */
.us-breadcrumb { padding:20px 0; color:var(--us-text-dim); font-size:14px; }
.us-breadcrumb a { color:var(--us-orange); }
.us-breadcrumb .separator { margin:0 8px; }
.us-detail { background:var(--us-card); border-radius:12px; padding:30px; border:1px solid var(--us-border); margin-bottom:20px; }
.us-detail-title { font-size:28px; color:var(--us-white); margin-bottom:15px; }
.us-detail-meta { display:flex; flex-wrap:wrap; gap:15px; color:var(--us-text-dim); font-size:13px; margin-bottom:20px; padding-bottom:15px; border-bottom:1px solid var(--us-border); }
.us-detail-meta a { color:var(--us-orange); }
.us-detail-body { color:var(--us-text); line-height:1.9; }
.us-detail-body img { max-width:100%; height:auto; border-radius:8px; margin:15px 0; }
.us-detail-body p { margin-bottom:15px; }
.us-detail-nav { display:flex; justify-content:space-between; gap:20px; margin:25px 0; }
.us-detail-nav .nav-item { flex:1; }
.us-detail-nav .nav-label { color:var(--us-text-dim); font-size:12px; margin-bottom:5px; }
.us-detail-nav a { color:var(--us-orange); font-size:14px; }
.us-related { margin-top:30px; }
.us-related h3 { color:var(--us-orange); margin-bottom:15px; }
.us-related-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(200px,1fr)); gap:15px; }
.us-news-card { background:var(--us-card); border-radius:8px; overflow:hidden; border:1px solid var(--us-border); }
.us-news-card .news-img { height:120px; overflow:hidden; }
.us-news-card .news-img img { width:100%; height:100%; object-fit:cover; }
.us-news-card .news-body { padding:12px; }
.us-news-card h4 a { color:var(--us-white); font-size:14px; }
.us-news-card h4 a:hover { color:var(--us-orange); }
.us-news-meta { color:var(--us-text-dim); font-size:12px; margin-top:5px; }

/* ===== Search ===== */
.us-search-form { display:flex; gap:10px; margin-bottom:25px; }
.us-search-form input { flex:1; padding:12px 18px; background:var(--us-card); border:1px solid var(--us-border); border-radius:8px; color:var(--us-text); font-family:var(--us-font); font-size:15px; }
.us-search-form input:focus { outline:none; border-color:var(--us-orange); }
.us-search-form button { padding:12px 25px; background:var(--us-sunset); color:var(--us-white); border:none; border-radius:8px; font-weight:700; cursor:pointer; font-family:var(--us-font); }
.us-no-data { text-align:center; padding:60px 20px; }
.us-no-data .no-icon { font-size:48px; margin-bottom:15px; }
.us-no-data p { color:var(--us-text-dim); }

/* ===== Pagination ===== */
.us-pagination { text-align:center; margin-top:25px; }
.us-pagination a, .us-pagination span { display:inline-block; padding:8px 14px; margin:0 3px; background:var(--us-card); border:1px solid var(--us-border); border-radius:6px; color:var(--us-text); font-size:14px; }
.us-pagination .current { background:var(--us-sunset); color:var(--us-white); border-color:var(--us-orange); }

/* ===== Share ===== */
.us-share-bar { display:flex; flex-wrap:wrap; gap:10px; align-items:center; padding:15px 0; border-top:1px solid var(--us-border); border-bottom:1px solid var(--us-border); margin:20px 0; }
.us-share-bar .share-label { color:var(--us-text-dim); font-size:14px; }
.us-share-btn { display:inline-flex; align-items:center; gap:6px; padding:6px 14px; background:var(--us-card); border:1px solid var(--us-border); border-radius:20px; color:var(--us-text); font-size:13px; }
.us-share-btn:hover { border-color:var(--us-orange); color:var(--us-orange); }
.us-share-btn .share-icon { width:18px; height:18px; }
.us-share-fixed { position:fixed; left:15px; top:50%; transform:translateY(-50%); z-index:999; display:flex; flex-direction:column; gap:8px; }
.us-share-fixed .share-label { writing-mode:vertical-rl; color:var(--us-orange); font-size:12px; margin-bottom:5px; }
.us-share-fixed .us-share-btn { padding:8px; border-radius:50%; }
.us-share-float { position:fixed; bottom:15px; right:15px; z-index:999; display:flex; gap:8px; }
.us-share-float .us-share-btn { padding:8px; border-radius:50%; }

/* ===== Responsive ===== */
@media (max-width:991px) {
    .us-nav-wrap { display:none; }
    .us-toggle { display:block; }
    .us-nav-wrap.show { display:block; position:fixed; top:68px; left:0; right:0; background:var(--us-bg2); padding:15px; max-height:80vh; overflow-y:auto; z-index:999; }
    .us-nav-wrap.show .us-nav { flex-direction:column; }
    .us-header-btns { display:none !important; }
    .us-split-wrap { flex-direction:column; }
    .us-tilt-grid { grid-template-columns:repeat(3,1fr); }
    .us-share-fixed { display:none; }
    .us-list-item { flex-direction:column; }
    .us-list-item .list-img { flex:none; width:100%; height:180px; }
}
@media (max-width:576px) {
    .us-orb-grid { grid-template-columns:repeat(3,1fr); }
    .us-orb-wrap { width:90px; height:90px; }
    .us-orb-img { width:60px; height:60px; }
    .us-sil-grid { grid-template-columns:repeat(2,1fr); }
    .us-ticket-grid { grid-template-columns:1fr; }
    .us-tilt-grid { grid-template-columns:repeat(2,1fr); }
    .us-tilt-card { margin:5px; }
    .us-split-stats { grid-template-columns:1fr; }
    .us-split-img-side { grid-template-columns:1fr 1fr; }
    .us-hero-btns { flex-direction:column; align-items:flex-start; }
    .us-hero-btns a { width:100%; max-width:280px; text-align:center; }
    .us-hero-sun { width:150px; height:150px; right:5%; top:10%; }
}