/* ===== TICKER ===== */
.ticker-strip{background:var(--ink);color:#f4f6f9;padding:0;border-bottom:1px solid rgba(255,255,255,.08)}
.ticker-strip *{color:inherit}
.ticker-viewport{overflow:hidden;width:100%}
.ticker-marquee{display:flex;width:max-content;animation:ticker-scroll 38s linear infinite}
.ticker-viewport:hover .ticker-marquee,.ticker-viewport:focus-within .ticker-marquee{animation-play-state:paused}
.ticker-track{display:flex;align-items:center}
.ticker-chip{display:inline-flex;align-items:center;gap:8px;padding:12px 22px;font-size:.86rem;font-weight:600;white-space:nowrap;border-right:1px solid rgba(255,255,255,.08)}
.ticker-chip .sym{font-weight:800;letter-spacing:.02em}
.ticker-chip .up{color:var(--bull)}
.ticker-chip .down{color:var(--bear)}
@keyframes ticker-scroll{from{transform:translateX(0)}to{transform:translateX(-50%)}}
@media(prefers-reduced-motion:reduce){.ticker-marquee{animation:none;flex-wrap:wrap}}

/* ===== HERO ===== */
.hero{padding:clamp(48px,8vw,96px) 0;position:relative}
.hero-grid{display:grid;gap:40px;align-items:center}
.hero-copy h1{margin-bottom:18px}
.hero-copy .lead{margin-bottom:26px;max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}
.hero-mock{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:18px}
.hero-disclaimer{margin-top:20px;font-size:.82rem;color:var(--muted)}
@media(min-width:780px){.hero-grid{grid-template-columns:1.1fr .9fr}}

/* STEP RAIL */
.step-rail{display:grid;gap:18px;counter-reset:step}
.step{position:relative;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:24px 22px 22px;box-shadow:var(--shadow-sm)}
.step::before{counter-increment:step;content:counter(step);display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:50%;background:var(--bull);color:#04150f;font-weight:800;margin-bottom:14px}
.step h4{margin-bottom:8px}
.step p{font-size:.92rem}
@media(min-width:640px){.step-rail{grid-template-columns:1fr 1fr}}
@media(min-width:780px){.step-rail{grid-template-columns:repeat(4,1fr)}}

/* ===== TABS ===== */
.tab-list{display:flex;flex-wrap:wrap;gap:8px;border-bottom:1px solid var(--line);margin-bottom:28px}
.tab-btn{padding:12px 18px;font-weight:600;font-size:.94rem;color:var(--muted);border-bottom:2px solid transparent;border-radius:8px 8px 0 0;transition:color .2s ease,border-color .2s ease}
.tab-btn:hover{color:var(--ink)}
.tab-btn.is-active{color:var(--system);border-bottom-color:var(--system)}
.tab-panel{display:none;animation:fade-in .35s ease}
.tab-panel.is-active{display:block}
@keyframes fade-in{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
@media(prefers-reduced-motion:reduce){.tab-panel,.tab-panel.is-active{animation:none}}
.tab-panel .panel-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:26px}

/* ===== SEG CONTROL ===== */
.seg-control{display:inline-flex;background:var(--panel-2);border:1px solid var(--line);border-radius:999px;padding:4px;gap:4px;margin-bottom:24px}
.seg-btn{padding:9px 20px;border-radius:999px;font-weight:600;font-size:.9rem;color:var(--muted);transition:background .2s ease,color .2s ease}
.seg-btn.is-active{background:var(--panel);color:var(--ink);box-shadow:var(--shadow-sm)}
.seg-panel{display:none}
.seg-panel.is-active{display:block;animation:fade-in .35s ease}

/* ===== CARDS / PANELS GRID ===== */
.panel-grid{display:grid;gap:24px}
@media(min-width:640px){.panel-grid.cols-2{grid-template-columns:1fr 1fr}}
@media(min-width:780px){.panel-grid.cols-3{grid-template-columns:repeat(3,1fr)}.panel-grid.cols-4{grid-template-columns:repeat(4,1fr)}}
.panel-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow-sm);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.panel-card .ic{width:46px;height:46px;border-radius:10px;background:var(--panel-2);display:flex;align-items:center;justify-content:center;font-size:1.3rem;margin-bottom:16px}
.panel-card h3{margin-bottom:10px;font-size:1.18rem}
.panel-card p{font-size:.94rem}

/* PLATFORM CARD HOVER GLOW */
.platform-card{position:relative}
.platform-card:hover{transform:translateY(-4px);box-shadow:0 16px 40px rgba(59,130,246,.18);border-color:var(--system)}
@media(prefers-reduced-motion:reduce){.platform-card:hover{transform:none}}

/* STAT CARDS */
.stat-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:26px;text-align:center;transition:transform .2s ease,border-color .2s ease}
.stat-card:hover{transform:translateY(-4px);border-color:var(--bull)}
.stat-card .num{font-family:var(--ff-display);font-size:2.4rem;font-weight:800;color:var(--ink);line-height:1}
.stat-card .lbl{margin-top:8px;font-size:.86rem;color:var(--muted)}
@media(prefers-reduced-motion:reduce){.stat-card:hover{transform:none}}

/* ===== COMPARISON MATRIX ===== */
.matrix-tools{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-bottom:18px}
.filter-chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{padding:8px 16px;border-radius:999px;border:1px solid var(--line);background:var(--panel);font-size:.86rem;font-weight:600;color:var(--muted);transition:all .2s ease}
.chip.is-active{background:var(--system);border-color:var(--system);color:#fff}
.chip:hover{border-color:var(--system)}
.matrix-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:var(--panel)}
table.matrix{width:100%;border-collapse:collapse;min-width:560px}
table.matrix th,table.matrix td{padding:14px 16px;text-align:left;font-size:.9rem;border-bottom:1px solid var(--line)}
table.matrix thead th{position:sticky;top:var(--header-h);background:var(--panel-2);font-weight:700;color:var(--ink);z-index:2;cursor:pointer;white-space:nowrap}
table.matrix thead th[data-sort]:hover{color:var(--system)}
table.matrix thead th .info-icon{margin-left:5px}
table.matrix tbody tr:hover{background:var(--panel-2)}
table.matrix tbody tr.row-hide{display:none}
table.matrix td .yes{color:var(--bull);font-weight:700}
table.matrix td .no{color:var(--bear);font-weight:700}
.sticky-col table.matrix th:first-child,.sticky-col table.matrix td:first-child{position:sticky;left:0;background:var(--panel);z-index:1}
.sticky-col table.matrix thead th:first-child{z-index:3}

/* INFO ICON + TOOLTIP */
.info-icon{display:inline-flex;align-items:center;justify-content:center;width:18px;height:18px;border-radius:50%;background:var(--panel-2);border:1px solid var(--line);font-size:.7rem;font-weight:700;color:var(--muted);cursor:help;position:relative}
.info-icon:hover,.info-icon:focus{background:var(--system);color:#fff}
.tooltip-pop{position:fixed;z-index:1300;background:var(--ink);color:#f4f6f9;padding:9px 13px;border-radius:8px;font-size:.8rem;font-weight:500;max-width:240px;box-shadow:var(--shadow);pointer-events:none;line-height:1.4}
.tooltip-pop *{color:inherit}

/* ===== ACCORDION (generic/faq/checklist) ===== */
.accordion-item,.faq-item,.checklist-item,.expand-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-sm);margin-bottom:12px;overflow:hidden}
.accordion-trigger{display:flex;align-items:center;justify-content:space-between;width:100%;padding:18px 20px;font-weight:600;font-size:1rem;text-align:left;color:var(--ink)}
.accordion-trigger::after{content:'+';font-size:1.4rem;font-weight:400;color:var(--system);transition:transform .25s ease;margin-left:14px;flex-shrink:0}
.accordion-item.open .accordion-trigger::after,.faq-item.open .accordion-trigger::after,.checklist-item.open .accordion-trigger::after{transform:rotate(45deg)}
.accordion-body,.faq-body,.checklist-body{max-height:0;overflow:hidden;transition:max-height .3s ease}
.accordion-body-inner,.faq-body-inner,.checklist-body-inner{padding:0 20px 20px;font-size:.94rem;color:var(--muted)}
@media(prefers-reduced-motion:reduce){.accordion-body,.faq-body,.checklist-body{transition:none}}

/* CHECKLIST */
.checklist-trigger input[type=checkbox]{width:18px;height:18px;accent-color:var(--bull);margin-right:12px}
.checklist-item.checked .accordion-trigger{color:var(--bull)}

/* EXPAND CARDS */
.expand-trigger{display:flex;align-items:center;justify-content:space-between;width:100%;padding:18px 20px;font-weight:600;text-align:left;color:var(--ink)}
.expand-trigger::after{content:'+';font-size:1.4rem;color:var(--system);transition:transform .25s ease}
.expand-card.open .expand-trigger::after{transform:rotate(45deg)}
.expand-body{max-height:0;overflow:hidden;transition:max-height .3s ease}
.expand-card.open .expand-body{max-height:600px}
.expand-body-inner{padding:0 20px 20px;font-size:.94rem;color:var(--muted)}

/* ===== FAQ TOOLS ===== */
.faq-search{width:100%;padding:14px 18px;border:1px solid var(--line);border-radius:var(--radius-sm);font-size:1rem;background:var(--panel);color:var(--text-light);margin-bottom:16px}
.faq-search:focus{outline:2px solid var(--system);outline-offset:1px;border-color:var(--system)}
.faq-tools{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-bottom:20px}
.expand-all-btn{margin-left:auto;font-weight:600;color:var(--system);font-size:.9rem;padding:8px 14px;border:1px solid var(--line);border-radius:8px}
.faq-item.hidden{display:none}
mark,.hl{background:rgba(245,166,35,.4);color:var(--ink);padding:0 2px;border-radius:3px}

/* ===== RISK DISCLOSURE + STICKY SIDEBAR ===== */
.risk-layout{display:grid;gap:32px}
.risk-box{background:var(--panel);border:1px solid var(--bear);border-left:4px solid var(--bear);border-radius:var(--radius);padding:24px}
.risk-box h3{color:var(--bear);margin-bottom:12px}
.risk-box p{font-size:.9rem;margin-bottom:10px}
@media(min-width:780px){.risk-layout{grid-template-columns:1fr 320px}.sticky-side{position:sticky;top:calc(var(--header-h) + 20px);align-self:start}}

/* ===== DUAL CTA BAND ===== */
.cta-band{background:var(--ink);color:#f4f6f9;border-radius:var(--radius);padding:clamp(36px,5vw,56px);text-align:center}
.cta-band *{color:inherit}
.cta-band h2{color:#f4f6f9;margin-bottom:14px}
.cta-band p{color:#c4ccd6;max-width:560px;margin:0 auto 26px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center}
.cta-band .btn-secondary{background:transparent;color:#f4f6f9;border-color:rgba(255,255,255,.3)}
.cta-band .btn-secondary:hover{border-color:#fff;color:#fff;background:rgba(255,255,255,.08)}

/* ===== TIMELINE ===== */
.timeline{position:relative;padding-left:30px}
.timeline::before{content:'';position:absolute;left:8px;top:6px;bottom:6px;width:2px;background:var(--line)}
.timeline-item{position:relative;margin-bottom:28px}
.timeline-item::before{content:'';position:absolute;left:-30px;top:4px;width:18px;height:18px;border-radius:50%;background:var(--panel);border:3px solid var(--system)}
.timeline-item h4{margin-bottom:6px}
.timeline-item p{font-size:.92rem}
html.js-ready .timeline-item{opacity:0;transform:translateX(-16px);transition:opacity .5s ease,transform .5s ease}
html.js-ready .timeline-item.in-view{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){html.js-ready .timeline-item{opacity:1;transform:none}}

/* SCROLL SPY SIDEBAR */
.spy-layout{display:grid;gap:32px}
.spy-nav{display:none}
.spy-nav ul li a{display:block;padding:8px 12px;border-left:2px solid var(--line);color:var(--muted);font-size:.9rem}
.spy-nav ul li a.active{border-left-color:var(--system);color:var(--system);font-weight:600}
.reading-progress{height:4px;background:var(--panel-2);border-radius:999px;overflow:hidden;margin-bottom:18px}
.reading-progress i{display:block;height:100%;width:0;background:var(--bull);transition:width .1s linear}
@media(min-width:780px){.spy-layout{grid-template-columns:220px 1fr}.spy-nav{display:block;position:sticky;top:calc(var(--header-h) + 20px);align-self:start}}

/* ===== STEPPER ===== */
.stepper{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:28px}
.stepper-dot{display:flex;align-items:center;gap:8px;padding:8px 16px;border-radius:999px;background:var(--panel-2);font-size:.86rem;font-weight:600;color:var(--muted);cursor:pointer;transition:all .2s ease}
.stepper-dot .n{display:inline-flex;align-items:center;justify-content:center;width:24px;height:24px;border-radius:50%;background:var(--panel);font-weight:800;font-size:.78rem}
.stepper-dot.is-active{background:var(--system);color:#fff}
.stepper-dot.is-active .n{background:#fff;color:var(--system)}
.step-detail{display:none;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.step-detail.is-active{display:block;animation:fade-in .3s ease}

/* ===== BROWSER MOCK ===== */
.browser-mock{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);background:var(--panel)}
.browser-bar{display:flex;align-items:center;gap:8px;padding:11px 14px;background:var(--panel-2);border-bottom:1px solid var(--line)}
.browser-dots{display:flex;gap:6px}
.browser-dots i{width:11px;height:11px;border-radius:50%;background:var(--line)}
.browser-dots i:nth-child(1){background:var(--bear)}
.browser-dots i:nth-child(2){background:var(--amber)}
.browser-dots i:nth-child(3){background:var(--bull)}
.browser-url{flex:1;background:var(--panel);border:1px solid var(--line);border-radius:6px;padding:5px 12px;font-size:.8rem;color:var(--muted)}
.browser-body{padding:0}
.browser-body img{width:100%}
.browser-body .placeholder{height:300px;display:flex;align-items:center;justify-content:center;color:var(--muted);background:var(--panel-2);font-size:.9rem}

/* VIDEO / MEDIA PLACEHOLDER */
.video-poster{position:relative;border-radius:var(--radius);overflow:hidden;background:var(--ink);min-height:240px;display:flex;align-items:center;justify-content:center}
.video-poster::after{content:'';position:absolute;width:0;height:0;border-left:26px solid #fff;border-top:16px solid transparent;border-bottom:16px solid transparent;margin-left:6px}
.video-poster .play-ring{width:74px;height:74px;border-radius:50%;background:rgba(255,255,255,.18);border:2px solid rgba(255,255,255,.7)}

/* CODE BLOCK / CLIPBOARD */
.code-block{display:flex;align-items:center;justify-content:space-between;gap:12px;background:var(--ink);color:#f4f6f9;border-radius:var(--radius-sm);padding:14px 18px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.9rem}
.code-block *{color:inherit}
.code-block code{color:var(--bull)}
.copy-btn{background:rgba(255,255,255,.12);color:#f4f6f9;padding:7px 14px;border-radius:6px;font-size:.8rem;font-weight:600;white-space:nowrap}
.copy-btn.copied{background:var(--bull);color:#04150f}

/* HORIZONTAL CAROUSEL */
.hscroll{display:flex;gap:18px;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:14px;-webkit-overflow-scrolling:touch}
.hscroll>*{scroll-snap-align:start;flex:0 0 84%;max-width:340px}
@media(min-width:640px){.hscroll>*{flex:0 0 46%}}
@media(min-width:780px){.hscroll>*{flex:0 0 31%}}

/* DOT CAROUSEL (affiliates) */
.carousel-track{display:flex;transition:transform .4s ease}
.carousel-track>*{flex:0 0 100%}
.carousel-slide{padding:6px}
.carousel-dots{display:flex;gap:8px;justify-content:center;margin-top:18px}
.carousel-dots button{width:11px;height:11px;border-radius:50%;background:var(--line)}
.carousel-dots button.is-active{background:var(--system);width:26px;border-radius:6px}
@media(prefers-reduced-motion:reduce){.carousel-track{transition:none}}

/* FLIP CARDS */
.flip-card{background:transparent;perspective:1200px;min-height:220px}
.flip-inner{position:relative;width:100%;height:100%;min-height:220px;transition:transform .6s ease;transform-style:preserve-3d}
.flip-card:hover .flip-inner,.flip-card:focus-within .flip-inner{transform:rotateY(180deg)}
.flip-front,.flip-back{position:absolute;inset:0;backface-visibility:hidden;border-radius:var(--radius);border:1px solid var(--line);padding:26px;display:flex;flex-direction:column;justify-content:center}
.flip-front{background:var(--panel)}
.flip-back{background:var(--system);color:#fff;transform:rotateY(180deg)}
.flip-back *{color:#fff}
@media(prefers-reduced-motion:reduce){.flip-inner{transition:none}}

/* TOGGLE COMPARE */
.toggle-row{display:flex;align-items:center;gap:14px;margin-bottom:24px}
.toggle-switch{position:relative;width:54px;height:30px;border-radius:999px;background:var(--line);transition:background .2s ease;flex-shrink:0}
.toggle-switch.on{background:var(--bull)}
.toggle-switch::after{content:'';position:absolute;top:3px;left:3px;width:24px;height:24px;border-radius:50%;background:#fff;transition:transform .2s ease;box-shadow:var(--shadow-sm)}
.toggle-switch.on::after{transform:translateX(24px)}
.toggle-view{display:none}
.toggle-view.is-active{display:block}

/* FLOATING LABELS (decorative) */
.float-field{position:relative;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-sm);padding:22px 16px 12px;margin-bottom:14px}
.float-field label{position:absolute;top:8px;left:16px;font-size:.74rem;color:var(--muted);font-weight:600;text-transform:uppercase;letter-spacing:.05em}
.float-field .val{font-size:1rem;color:var(--ink);font-weight:600}

/* COMPARISON SLIDER */
.compare-slider{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:0;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.compare-slider .col{padding:24px}
.compare-slider .col.ib{background:var(--panel)}
.compare-slider .col.aff{background:var(--panel-2)}
.compare-slider .col h4{margin-bottom:12px}
.compare-slider ul li{padding:8px 0;border-bottom:1px solid var(--line);font-size:.9rem;color:var(--muted)}

/* FLOW DIAGRAM */
.flow-diagram{display:flex;flex-direction:column;gap:14px}
.flow-node{display:flex;align-items:center;gap:14px;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;position:relative}
.flow-node .num{display:flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;background:var(--system);color:#fff;font-weight:800;flex-shrink:0}
.flow-node:not(:last-child)::after{content:'\2193';position:absolute;left:36px;bottom:-19px;color:var(--system);font-size:1.3rem;z-index:1}
@media(min-width:780px){.flow-diagram{flex-direction:row}.flow-node{flex:1}.flow-node:not(:last-child)::after{content:'\2192';left:auto;right:-19px;bottom:auto;top:50%;transform:translateY(-50%)}}

/* STATUS BADGES */
.badge{display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:999px;font-size:.74rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em}
.badge.available{background:rgba(0,197,130,.14);color:#06765a}
.badge.verify{background:rgba(245,166,35,.18);color:#9a6a00}
.badge.dot::before{content:'';width:7px;height:7px;border-radius:50%;background:currentColor}

/* METHOD GRID */
.method-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.method-tile{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-sm);padding:20px;text-align:center;transition:border-color .2s ease,transform .2s ease}
.method-tile:hover{border-color:var(--system);transform:translateY(-3px)}
.method-tile .ic{font-size:1.6rem;margin-bottom:8px}
.method-tile .name{font-weight:600;font-size:.9rem;color:var(--ink)}
@media(min-width:640px){.method-grid{grid-template-columns:repeat(3,1fr)}}
@media(min-width:780px){.method-grid{grid-template-columns:repeat(4,1fr)}}
@media(prefers-reduced-motion:reduce){.method-tile:hover{transform:none}}

/* COOKIE TYPE CARDS */
.cookie-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:24px;transition:border-color .2s ease,transform .2s ease}
.cookie-card:hover{border-color:var(--system);transform:translateY(-3px)}
.cookie-card .ic{font-size:1.5rem;margin-bottom:10px}
@media(prefers-reduced-motion:reduce){.cookie-card:hover{transform:none}}

/* CARD STACK (demo benefits) */
.card-stack{display:grid;gap:18px}
.stack-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow-sm)}
html.js-ready .stack-card{opacity:0;transform:translateY(20px);transition:opacity .5s ease,transform .5s ease}
html.js-ready .stack-card.in-view{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){html.js-ready .stack-card{opacity:1;transform:none}}
@media(min-width:780px){.card-stack{grid-template-columns:repeat(3,1fr)}}

/* PROMO CODE DISPLAY */
.promo-code-box{display:flex;align-items:center;justify-content:space-between;gap:14px;background:var(--panel-2);border:2px dashed var(--system);border-radius:var(--radius);padding:20px 24px;max-width:420px}
.promo-code-box .code{font-family:ui-monospace,monospace;font-size:1.4rem;font-weight:800;letter-spacing:.08em;color:var(--ink)}

/* PROMO CTA PULSE */
.cta-pulse{position:relative}
.cta-pulse::before{content:'';position:absolute;inset:-4px;border-radius:inherit;box-shadow:0 0 0 0 rgba(245,166,35,.5);animation:pulse-amber 2.4s ease-out infinite}
@keyframes pulse-amber{0%{box-shadow:0 0 0 0 rgba(245,166,35,.45)}70%{box-shadow:0 0 0 14px rgba(245,166,35,0)}100%{box-shadow:0 0 0 0 rgba(245,166,35,0)}}
@media(prefers-reduced-motion:reduce){.cta-pulse::before{animation:none}}

/* STICKY MOBILE CTA BAR */
.sticky-cta-bar{position:fixed;bottom:0;left:0;right:0;background:var(--panel);border-top:1px solid var(--line);padding:12px 16px;box-shadow:0 -4px 20px rgba(20,24,32,.12);z-index:900;transform:translateY(120%);transition:transform .3s ease}
.sticky-cta-bar.show{transform:none}
.sticky-cta-bar .btn{width:100%}
@media(min-width:780px){.sticky-cta-bar{display:none}}

/* BACK TO TOP */
.back-to-top{position:fixed;bottom:24px;right:24px;width:46px;height:46px;border-radius:50%;background:var(--ink);color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.2rem;box-shadow:var(--shadow);opacity:0;visibility:hidden;transition:opacity .3s ease;z-index:850}
.back-to-top *{color:#fff}
.back-to-top.show{opacity:1;visibility:visible}

/* TOC STICKY */
.toc-layout{display:grid;gap:32px}
.toc{display:none}
.toc ul li a{display:block;padding:7px 12px;border-left:2px solid var(--line);color:var(--muted);font-size:.88rem}
.toc ul li a.active{border-left-color:var(--system);color:var(--system);font-weight:600}
.legal-body h3{margin-top:32px;margin-bottom:10px;scroll-margin-top:calc(var(--header-h) + 16px)}
.legal-body p{margin-bottom:14px;font-size:.94rem}
.reading-time{display:inline-flex;align-items:center;gap:6px;background:var(--panel-2);padding:6px 14px;border-radius:999px;font-size:.82rem;color:var(--muted);font-weight:600}
@media(min-width:780px){.toc-layout{grid-template-columns:240px 1fr}.toc{display:block;position:sticky;top:calc(var(--header-h) + 20px);align-self:start}}

/* SELECTION GUIDE */
.guide-grid{display:grid;gap:18px}
.guide-card{background:var(--panel);border:1px solid var(--line);border-left:4px solid var(--bull);border-radius:var(--radius-sm);padding:22px}
.guide-card h4{margin-bottom:8px}
@media(min-width:780px){.guide-grid{grid-template-columns:repeat(3,1fr)}}

/* INFO CARD (contact) */
.info-card-grid{display:grid;gap:16px}
@media(min-width:640px){.info-card-grid{grid-template-columns:1fr 1fr}}

/* DISCLAIMER BANNER */
.disclaimer-banner{background:var(--panel-2);border:1px solid var(--line);border-left:4px solid var(--amber);border-radius:var(--radius-sm);padding:20px 24px;font-size:.92rem;color:var(--muted)}
.disclaimer-banner strong{color:var(--ink)}

/* CALCULATOR */
.calc-box{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:24px}
.calc-controls{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:18px}
.calc-controls .seg-btn{border:1px solid var(--line)}
.calc-result{background:var(--panel-2);border-radius:var(--radius-sm);padding:20px;text-align:center}
.calc-result .est{font-size:1.6rem;font-weight:800;color:var(--ink)}
.calc-result .est .verify{color:var(--amber);font-size:1rem;font-weight:700}