*{box-sizing:border-box}body{background-color:var(--bg);color:var(--text);font-family:'Inter',sans-serif;font-size:1rem;line-height:1.75}a{color:var(--highlight);text-decoration:none}a:hover{color:var(--accent)}.breadcrumb-wrap{background:#0a1018;border-bottom:1px solid var(--border);padding:0.65rem 0}.breadcrumb{margin:0}.breadcrumb-item a{color:var(--highlight);font-size:0.88rem}.breadcrumb-item.active{color:var(--muted);font-size:0.88rem}.breadcrumb-item + .breadcrumb-item::before{color:var(--muted)}.page-hero{background:linear-gradient(135deg,#0a1018 0%,#172033 60%,#1c2a40 100%);padding:70px 0 55px;position:relative;overflow:hidden}.page-hero::after{content:'';position:absolute;bottom:-60px;left:-60px;width:320px;height:320px;background:radial-gradient(circle,rgba(251,146,60,0.10) 0%,transparent 70%);pointer-events:none}.page-hero h1{font-size:clamp(1.8rem,4vw,2.7rem);font-weight:800;color:var(--text-light);line-height:1.2}.page-hero h1 span{color:var(--accent)}.page-hero p{color:var(--muted);font-size:1.05rem;max-width:560px}.btn-outline-accent{border:2px solid var(--accent);color:var(--accent);font-weight:700;padding:0.6rem 1.6rem;border-radius:6px;background:transparent;transition:all 0.2s}.btn-outline-accent:hover{background:var(--accent);color:#0f1720}section{padding:65px 0}.bg-alt{background:#111c2b}.section-title{font-size:1.65rem;font-weight:800;color:var(--text-light);margin-bottom:0.4rem}.section-title span{color:var(--accent)}.section-sub{color:var(--muted);margin-bottom:2.2rem}.divider-accent{width:48px;height:4px;background:var(--accent);border-radius:2px;margin:0.5rem 0 1.2rem}.card-dark{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:1.5rem;height:auto;transition:border-color 0.2s,transform 0.2s}.card-dark:hover{border-color:var(--accent);transform:translateY(-3px)}.card-icon{font-size:2rem;color:var(--accent);margin-bottom:0.8rem}.card-dark h5{color:var(--text-light);font-weight:700;margin-bottom:0.4rem}.card-dark p{color:var(--muted);font-size:0.93rem;margin:0}.stat-strip{background:var(--card);border-top:1px solid var(--border);border-bottom:1px solid var(--border);padding:1.8rem 0}.stat-item{text-align:center}.stat-item .num{font-size:2rem;font-weight:800;color:var(--accent);line-height:1}.stat-item .label{color:var(--muted);font-size:0.85rem;margin-top:0.3rem}.symbol-table th{background:var(--card);color:var(--highlight);font-weight:700;border-color:var(--border)}.symbol-table td{background:#0f1720;color:var(--text);border-color:var(--border);vertical-align:middle}.symbol-table tr:hover td{background:#172033}.sym-badge{display:inline-block;padding:0.2rem 0.7rem;border-radius:20px;font-size:0.8rem;font-weight:700}.sym-high{background:rgba(251,146,60,0.15);color:var(--accent)}.sym-mid{background:rgba(147,197,253,0.12);color:var(--highlight)}.sym-low{background:rgba(156,163,175,0.12);color:var(--muted)}.accordion-item{background:var(--card);border:1px solid var(--border);border-radius:10px !important;margin-bottom:0.75rem;overflow:hidden}.accordion-button{background:var(--card);color:var(--text-light);font-weight:600;font-size:0.97rem;box-shadow:none}.accordion-button:not(.collapsed){background:#1e2d45;color:var(--accent);box-shadow:none}.accordion-button::after{filter:invert(1) sepia(1) saturate(3) hue-rotate(340deg)}.accordion-body{background:#0f1720;color:var(--muted);font-size:0.94rem;border-top:1px solid var(--border)}.content-img{width:100%;border-radius:12px;border:1px solid var(--border);display:block;margin:0 auto;object-fit:cover}.tip-box{background:linear-gradient(90deg,#172033,#1a2540);border-left:4px solid var(--accent);border-radius:8px;padding:1.2rem 1.5rem}.tip-box p{color:var(--muted);font-size:0.93rem;margin:0}.tip-box .tip-title{color:var(--accent);font-weight:700;margin-bottom:0.4rem}@media (max-width:768px){.page-hero{padding:48px 0 36px}section{padding:48px 0}}html,body{overflow-x:clip;width:100%}