.bx-crumbs{background:var(--white)}.bx-hero{border-bottom:1px solid var(--line);background-color:#fbfefd;background-image:linear-gradient(#0e5e570f 1px,#0000 1px),linear-gradient(90deg,#0e5e570f 1px,#0000 1px);background-size:28px 28px;padding:20px 0 72px;position:relative;overflow:hidden}.bx-mark{font-family:var(--font-head);letter-spacing:-.05em;color:#0000;-webkit-text-stroke:1.5px #0e5e571f;pointer-events:none;user-select:none;white-space:nowrap;margin:0;font-size:clamp(7rem,26vw,19rem);font-weight:700;line-height:1;position:absolute;bottom:-.22em;right:-.04em}.bx-hero-grid{z-index:1;gap:36px;display:grid;position:relative}.bx-file{border:1.5px solid var(--teal);font-family:var(--font-head);letter-spacing:.16em;text-transform:uppercase;border-radius:8px;margin:0 0 18px;font-size:.74rem;font-weight:600;display:inline-flex;overflow:hidden}.bx-file span{color:var(--teal);background:var(--white);padding:6px 12px}.bx-file .bx-file-id{background:var(--teal);color:#fff}.bx-hero h1{letter-spacing:-.03em;max-width:16ch;margin-bottom:18px;font-size:clamp(2rem,5.6vw,3.3rem);line-height:1.08}.bx-indep{border-left:4px solid var(--coral);background:var(--white);max-width:60ch;color:var(--ink);box-shadow:0 1px 0 var(--line);border-radius:0 10px 10px 0;align-items:flex-start;gap:10px;margin:0 0 22px;padding:12px 16px;font-weight:700;display:flex}.bx-indep svg{width:20px;height:20px;color:var(--coral-hover);flex:none;margin-top:2px}.bx-lede{font-family:var(--font-head);color:var(--teal);margin:0 0 12px;font-size:1.15rem;font-weight:600}.bx-intro{max-width:64ch}.bx-actions{flex-wrap:wrap;gap:12px;margin-top:26px;display:flex}.bx-spec{background:var(--teal);color:#e7f4f1;border-radius:var(--radius);align-self:start;padding:26px 24px;position:relative}.bx-spec:after{content:"";pointer-events:none;border:1px dashed #ffffff38;border-radius:12px;position:absolute;inset:8px}.bx-spec-h{letter-spacing:.18em;text-transform:uppercase;color:#9fd8cd;margin:0 0 8px;font-size:.78rem}.bx-spec dl{margin:0}.bx-spec dl>div{border-bottom:1px solid #ffffff24;padding:12px 0}.bx-spec dt{letter-spacing:.08em;text-transform:uppercase;color:#9fd8cd;font-size:.78rem;font-weight:700}.bx-spec dd{color:#fff;margin:2px 0 0;font-weight:700}.bx-hr{display:block}.bx-spec-call{z-index:1;background:var(--coral);color:#fff;font-family:var(--font-head);border-radius:12px;align-items:center;gap:12px;min-height:44px;margin-top:18px;padding:12px 16px;font-size:1.15rem;font-weight:700;text-decoration:none;transition:background-color .15s,transform .15s;display:flex;position:relative}.bx-spec-call:hover{background:var(--coral-hover);color:#fff;transform:translateY(-1px)}.bx-spec-call small{font-family:var(--font-body);letter-spacing:.06em;text-transform:uppercase;font-size:.75rem;font-weight:700;display:block}.bx-spec-call svg{width:22px;height:22px}.bx-head{max-width:680px;margin-bottom:36px}.bx-head p{color:var(--muted)}.bx-type-grid{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin:0;padding:0;list-style:none;display:grid}.bx-type{border:1.5px solid var(--line);border-radius:var(--radius);background:var(--white);padding:22px;transition:border-color .15s,transform .15s}.bx-type:hover{border-color:var(--teal);transform:translateY(-2px)}.bx-type h3{margin:18px 0 6px;font-size:1.05rem}.bx-type p{color:var(--muted);margin:0;font-size:.95rem}.bx-pict{border:2.5px solid var(--teal);background:var(--mint);border-radius:8px;width:58px;height:70px;display:block;position:relative}.bx-pict i,.bx-pict b{display:block;position:absolute}.bx-type-front .bx-pict i{border:2.5px solid var(--teal);background:var(--white);border-radius:50%;width:32px;height:32px;top:58%;left:50%;transform:translate(-50%,-50%)}.bx-type-front .bx-pict b{background:var(--coral);border-radius:2px;width:14px;height:4px;top:7px;left:8px}.bx-type-top .bx-pict{border-top-width:7px}.bx-type-top .bx-pict i{border:2.5px solid var(--teal);background:var(--white);border-radius:50%;width:36px;height:9px;top:10px;left:50%;transform:translate(-50%)}.bx-type-top .bx-pict b{background:var(--coral);border-radius:2px;width:10px;height:4px;bottom:7px;right:7px}.bx-type-stackedPair .bx-pict,.bx-type-stackedUnit .bx-pict{background:linear-gradient(var(--mint) 0 47%, var(--teal) 47% 53%, var(--mint) 53%);height:84px}.bx-type-stackedPair .bx-pict i,.bx-type-stackedUnit .bx-pict i{border:2.5px solid var(--teal);background:var(--white);border-radius:50%;width:24px;height:24px;bottom:7px;left:50%;transform:translate(-50%)}.bx-type-stackedPair .bx-pict b,.bx-type-stackedUnit .bx-pict b{border:2.5px solid var(--teal);background:var(--white);border-radius:50%;width:24px;height:24px;top:7px;left:50%;transform:translate(-50%)}.bx-type-stackedPair .bx-pict{background:linear-gradient(var(--mint) 0 46%, var(--white) 46% 54%, var(--mint) 54%)}.bx-type-combo .bx-pict i{border:2.5px solid var(--teal);background:conic-gradient(var(--coral) 0 50%, var(--white) 50%);border-radius:50%;width:34px;height:34px;top:58%;left:50%;transform:translate(-50%,-50%)}.bx-type-combo .bx-pict b{background:var(--teal);border-radius:2px;width:24px;height:4px;top:7px;left:8px}.bx-split{gap:28px;display:grid}.bx-split-head h2{margin-bottom:14px}.bx-textlink{align-items:center;gap:6px;min-height:44px;font-weight:700;display:inline-flex}.bx-textlink svg{width:18px;height:18px}.bx-prob-list{border-top:2px solid var(--teal);margin:0;padding:0;list-style:none}.bx-prob-list li{border-bottom:1px solid var(--mint-deep);grid-template-columns:56px 1fr;gap:14px;padding:24px 0;display:grid}.bx-idx{font-family:var(--font-head);color:var(--coral-hover);font-size:1.6rem;font-weight:700;line-height:1.1}.bx-prob-list h3{margin:0 0 6px;font-size:1.12rem}.bx-prob-list p{margin:0}.bx-tags{grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px;margin:0;padding:0;list-style:none;display:grid}.bx-tag{background:#fffaf6;border:1.5px solid #f6d9cc;border-radius:6px 16px 16px 6px;gap:4px;padding:18px 20px 18px 50px;display:grid;position:relative}.bx-tag strong{font-family:var(--font-head);color:var(--ink);font-size:1rem}.bx-tag span:last-child{color:var(--muted);font-size:.94rem}.bx-hole{border:2px solid var(--coral);background:var(--white);border-radius:50%;width:14px;height:14px;position:absolute;top:22px;left:18px}.bx-case-wrap{align-items:start;gap:28px;display:grid}.bx-ph-note{margin-top:8px}.bx-ticket{background:var(--white);box-shadow:var(--shadow);border:1px solid var(--line);border-radius:14px;overflow:hidden}.bx-ticket header{border-bottom:2px dashed var(--line);flex-wrap:wrap;align-items:center;gap:12px;padding:18px 22px;display:flex}.bx-ticket header p{font-family:var(--font-head);color:var(--teal);align-items:center;gap:8px;margin:0;font-weight:600;display:flex}.bx-ticket header svg{width:20px;height:20px}.bx-stamp{border:2px solid var(--ph);color:var(--ph);background:var(--ph-bg);font-family:var(--font-head);letter-spacing:.14em;text-transform:uppercase;border-radius:6px;padding:4px 10px;font-size:.72rem;font-weight:700;transform:rotate(-3deg)}.bx-ticket dl{margin:0;padding:6px 22px}.bx-ticket dl>div{border-bottom:1px solid var(--line);gap:2px;padding:12px 0;display:grid}.bx-ticket dl>div:last-child{border-bottom:0}.bx-ticket dt{letter-spacing:.1em;text-transform:uppercase;color:var(--muted);font-size:.78rem;font-weight:700}.bx-ticket dd{margin:0}.bx-ticket footer{background:var(--mint);color:var(--teal);align-items:center;gap:8px;padding:14px 22px;font-weight:700;display:flex}.bx-ticket footer svg{width:18px;height:18px}.bx-small-h{margin-bottom:18px;font-size:1.25rem}.bx-learn{padding-block:clamp(48px,7vw,80px)}.bx-learn-list{border-top:1px solid var(--line);gap:0;margin:0;padding:0;list-style:none;display:grid}.bx-learn-list a{border-bottom:1px solid var(--line);color:var(--ink);grid-template-columns:1fr auto;align-items:center;gap:2px 16px;min-height:44px;padding:18px 4px;text-decoration:none;transition:background-color .15s;display:grid}.bx-learn-list a:hover{background:#f4fbf9}.bx-learn-list a:focus-visible{outline:3px solid var(--coral);outline-offset:2px}.bx-learn-list strong{font-family:var(--font-head);color:var(--teal)}.bx-learn-list span{color:var(--muted);grid-column:1;font-size:.94rem}.bx-learn-list svg{width:20px;height:20px;color:var(--coral-hover);grid-area:1/2/span 2;transition:transform .15s}.bx-learn-list a:hover svg{transform:translate(4px)}.bx-faq-wrap{gap:24px;display:grid}.bx-faq details{background:var(--white);border:1px solid var(--line);border-radius:14px;margin-bottom:12px}.bx-faq summary{cursor:pointer;font-family:var(--font-head);color:var(--ink);justify-content:space-between;align-items:center;gap:16px;min-height:44px;padding:18px 20px;font-weight:600;list-style:none;display:flex}.bx-faq summary::-webkit-details-marker{display:none}.bx-faq summary svg{width:20px;height:20px;color:var(--teal);flex:none;transition:transform .2s}.bx-faq details[open] summary svg{transform:rotate(45deg)}.bx-faq summary:focus-visible{outline:3px solid var(--coral);outline-offset:2px;border-radius:14px}.bx-ans{padding:0 20px 18px}.bx-ans p,.bx-ans{margin:0}.bx-links{padding-block:clamp(48px,7vw,80px)}.bx-links-grid{gap:36px;display:grid}.bx-book-sec{background:linear-gradient(180deg, var(--white), var(--mint));border-top:1px solid var(--line)}.bx-book{align-items:start;gap:32px;display:grid}@media (width>=900px){.bx-hero{padding:28px 0 96px}.bx-hero-grid{grid-template-columns:minmax(0,1.6fr) minmax(280px,1fr);gap:56px}.bx-split{grid-template-columns:minmax(0,1fr) minmax(0,1.8fr);gap:56px}.bx-split-head{top:calc(var(--header-h) + 24px);align-self:start;position:sticky}.bx-case-wrap{grid-template-columns:minmax(0,1fr) minmax(0,1.4fr);gap:56px}.bx-faq-wrap{grid-template-columns:minmax(0,1fr) minmax(0,1.8fr);gap:56px}.bx-links-grid{grid-template-columns:1.3fr 1fr;gap:56px}.bx-book{grid-template-columns:minmax(0,1fr) minmax(0,1.2fr);gap:56px}}@media (prefers-reduced-motion:reduce){.bx-type,.bx-spec-call,.bx-learn-list svg,.bx-faq summary svg{transition:none}}