/* BTH V2 platform layer */
:root{--bth-bg:#06111f;--bth-surface:#0a1828;--bth-surface2:#0d2034;--bth-text:#f4f8fc;--bth-muted:#9eb0c5;--bth-border:#203953;--bth-cyan:#35d6ff;--bth-green:#55e6a5;--bth-accent:#7b7cff;--bth-shadow:0 24px 80px rgba(0,0,0,.28)}
html[data-theme="light"]{--bth-bg:#f5f8fb;--bth-surface:#fff;--bth-surface2:#edf4f9;--bth-text:#0a1726;--bth-muted:#52667c;--bth-border:#d5e1eb;--bth-shadow:0 18px 55px rgba(20,45,70,.10)}
html[data-theme="corporate"]{--bth-bg:#071827;--bth-surface:#0d2337;--bth-surface2:#102a42;--bth-text:#f5f9fc;--bth-muted:#a9bbcc;--bth-border:#2c4c68;--bth-cyan:#66c7ff;--bth-green:#76d7b1}
html[data-theme="colourful"]{--bth-bg:#100c24;--bth-surface:#181232;--bth-surface2:#201843;--bth-text:#fff8ff;--bth-muted:#c8bce6;--bth-border:#483777;--bth-cyan:#4ce6ff;--bth-green:#63f5a9;--bth-accent:#ff6ed2}
body{background:var(--bth-bg)!important;color:var(--bth-text)!important;transition:background .25s ease,color .25s ease}
.site-header{background:color-mix(in srgb,var(--bth-bg) 90%,transparent)!important;border-color:var(--bth-border)!important}
.site-footer{background:color-mix(in srgb,var(--bth-bg) 96%,#000)!important;border-color:var(--bth-border)!important}
.section-alt{background:color-mix(in srgb,var(--bth-surface2) 70%,var(--bth-bg))!important}
.card,.panel,.stats,.lead-form,.portal-shell,.mini-hero,.numbered-list .item,.table-wrap{background:var(--bth-surface)!important;border-color:var(--bth-border)!important;color:var(--bth-text)!important}
.stat,.portal-side{border-color:var(--bth-border)!important}.card p,.muted,.lead,.section-head p,.step p,.contact-point span,.faq-a,.article-body p,.article-body li,.numbered-list .item span{color:var(--bth-muted)!important}
h1,h2,h3,h4,.faq-q,.brand,.nav-link{color:var(--bth-text)!important}
.searchbox,.lead-form input,.lead-form textarea,.lead-form select{background:color-mix(in srgb,var(--bth-bg) 70%,var(--bth-surface))!important;color:var(--bth-text)!important;border-color:var(--bth-border)!important}
html[data-theme="light"] .gradient{background:linear-gradient(90deg,#007aaa,#2966d5,#0c9360);-webkit-background-clip:text;background-clip:text;color:transparent}
html[data-theme="light"] .chip,html[data-theme="light"] .filter{color:#31485e}html[data-theme="light"] .trust-row span{color:#465f75}
.bth-utility{display:flex;align-items:center;gap:8px;margin-left:4px}.bth-icon-btn{width:40px;height:40px;border:1px solid var(--bth-border);border-radius:12px;background:var(--bth-surface);color:var(--bth-text);display:grid;place-items:center;cursor:pointer;font-size:17px}
.bth-icon-btn:hover,.bth-icon-btn:focus-visible{border-color:var(--bth-cyan);outline:none;transform:translateY(-1px)}
.bth-theme-menu{position:fixed;right:20px;top:74px;z-index:120;background:var(--bth-surface);border:1px solid var(--bth-border);box-shadow:var(--bth-shadow);border-radius:16px;padding:8px;min-width:190px;display:none}.bth-theme-menu.open{display:block}
.bth-theme-menu button{display:flex;width:100%;gap:10px;align-items:center;border:0;background:transparent;color:var(--bth-text);padding:10px 12px;border-radius:10px;cursor:pointer;text-align:left}.bth-theme-menu button:hover,.bth-theme-menu button.active{background:var(--bth-surface2)}
.bth-theme-dot{width:12px;height:12px;border-radius:50%;background:linear-gradient(135deg,var(--bth-cyan),var(--bth-green))}
.bth-search-modal,.bth-wa-modal{position:fixed;inset:0;z-index:130;background:rgba(0,8,18,.72);backdrop-filter:blur(10px);display:none;padding:7vh 18px;overflow:auto}.bth-search-modal.open,.bth-wa-modal.open{display:block}
.bth-modal-card{width:min(760px,100%);margin:auto;background:var(--bth-surface);border:1px solid var(--bth-border);border-radius:24px;box-shadow:var(--bth-shadow);padding:24px}.bth-modal-head{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:16px}.bth-modal-head h2{margin:0;font-size:24px}.bth-close{background:transparent;border:1px solid var(--bth-border);color:var(--bth-text);width:38px;height:38px;border-radius:11px;cursor:pointer}
.bth-search-input{width:100%;padding:16px 18px;border-radius:14px;background:var(--bth-bg);border:1px solid var(--bth-border);color:var(--bth-text);font:inherit}.bth-search-results{display:grid;gap:9px;margin-top:14px}.bth-search-result{display:block;padding:14px;border:1px solid var(--bth-border);border-radius:13px;background:color-mix(in srgb,var(--bth-surface2) 55%,transparent)}.bth-search-result strong{display:block;color:var(--bth-text)}.bth-search-result span{font-size:12px;color:var(--bth-muted)}.bth-empty{padding:18px;color:var(--bth-muted);text-align:center}
.bth-wa-fab{position:fixed;right:20px;bottom:22px;z-index:95;border:0;border-radius:999px;padding:14px 18px;background:#20bf6b;color:#06110a;font-weight:900;box-shadow:0 15px 45px rgba(0,0,0,.28);cursor:pointer;display:flex;align-items:center;gap:8px}.bth-wa-fab:hover{transform:translateY(-2px)}
.bth-form-grid{display:grid;grid-template-columns:1fr 1fr;gap:13px}.bth-field label{font-size:12px;color:var(--bth-muted);font-weight:700;display:block;margin-bottom:6px}.bth-field input,.bth-field textarea,.bth-field select{width:100%;border:1px solid var(--bth-border);border-radius:12px;background:var(--bth-bg);color:var(--bth-text);padding:12px;font:inherit}.bth-span2{grid-column:1/-1}.bth-form-status{font-size:13px;color:var(--bth-muted);min-height:20px;margin-top:8px}
.bth-mega-hero{position:relative;overflow:hidden;padding:84px 0 56px}.bth-mega-hero:before{content:"";position:absolute;width:860px;height:860px;left:-390px;top:-480px;background:radial-gradient(circle,rgba(53,214,255,.16),transparent 66%);pointer-events:none}.bth-mega-hero:after{content:"";position:absolute;width:720px;height:720px;right:-310px;top:-420px;background:radial-gradient(circle,rgba(85,230,165,.11),transparent 68%);pointer-events:none}
.bth-hero-grid{display:grid;grid-template-columns:minmax(0,1.18fr) minmax(360px,.82fr);gap:62px;align-items:center;position:relative}.bth-mega-hero h1{font-size:clamp(50px,7vw,94px);line-height:.94;letter-spacing:-.062em;max-width:920px;margin:0 0 26px}.bth-mega-hero .lead{font-size:clamp(18px,2vw,23px);line-height:1.55;max-width:750px}.bth-hero-proof{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}.bth-hero-proof span{padding:9px 12px;border:1px solid var(--bth-border);border-radius:999px;background:color-mix(in srgb,var(--bth-surface) 70%,transparent);font-size:12px;color:var(--bth-muted)}
.bth-system-card{position:relative;min-height:510px;border:1px solid var(--bth-border);border-radius:32px;background:var(--bth-surface);box-shadow:var(--bth-shadow);overflow:hidden}.bth-system-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(120,170,220,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(120,170,220,.08) 1px,transparent 1px);background-size:32px 32px;mask-image:linear-gradient(to bottom,black,transparent)}
.bth-core{position:absolute;left:50%;top:48%;transform:translate(-50%,-50%);width:148px;height:148px;border-radius:34px;display:grid;place-items:center;text-align:center;font-weight:950;line-height:1.05;background:linear-gradient(145deg,#113a56,#0e2138);border:1px solid rgba(80,220,255,.38);box-shadow:0 0 80px rgba(53,214,255,.13)}
.bth-node{position:absolute;width:126px;min-height:72px;padding:12px;border-radius:17px;border:1px solid var(--bth-border);background:color-mix(in srgb,var(--bth-surface) 92%,transparent);display:grid;place-items:center;text-align:center;font-size:11px;font-weight:900;letter-spacing:.04em}.bth-node:after{content:"";position:absolute;width:8px;height:8px;background:var(--bth-green);border-radius:50%;box-shadow:0 0 0 5px rgba(85,230,165,.08)}
.bth-node.n1{left:28px;top:48px}.bth-node.n2{right:28px;top:56px}.bth-node.n3{left:24px;bottom:72px}.bth-node.n4{right:25px;bottom:76px}.bth-node.n5{left:50%;top:22px;transform:translateX(-50%)}.bth-node.n6{left:50%;bottom:22px;transform:translateX(-50%)}
.bth-command{display:grid;grid-template-columns:1.1fr .9fr;gap:24px}.bth-revenue-map{display:grid;grid-template-columns:repeat(3,1fr);gap:13px}.bth-revenue-map article{border:1px solid var(--bth-border);border-radius:18px;background:var(--bth-surface);padding:20px;min-height:165px}.bth-revenue-map strong{display:block;font-size:15px;margin-bottom:8px}.bth-revenue-map p{margin:0;color:var(--bth-muted);font-size:13px}
.bth-label{display:inline-flex;align-items:center;gap:7px;font-size:11px;text-transform:uppercase;letter-spacing:.13em;font-weight:900;color:var(--bth-cyan);margin-bottom:15px}.bth-label:before{content:"";width:18px;height:2px;background:var(--bth-green)}
.bth-audience-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}.bth-audience{padding:20px;border:1px solid var(--bth-border);border-radius:18px;background:var(--bth-surface);min-height:140px}.bth-audience b{display:block;margin-bottom:9px}.bth-audience span{font-size:12px;color:var(--bth-muted)}
.bth-proofband{border-block:1px solid var(--bth-border);background:color-mix(in srgb,var(--bth-surface) 55%,transparent)}.bth-proofgrid{display:grid;grid-template-columns:repeat(4,1fr)}.bth-proofgrid div{padding:26px;border-right:1px solid var(--bth-border)}.bth-proofgrid div:last-child{border:0}.bth-proofgrid strong{font-size:15px;display:block;margin-bottom:5px}.bth-proofgrid span{font-size:12px;color:var(--bth-muted)}
.bth-tool{padding:24px;border:1px solid var(--bth-border);border-radius:20px;background:var(--bth-surface)}.bth-range{width:100%;accent-color:var(--bth-cyan)}.bth-output{font-size:34px;font-weight:950;letter-spacing:-.04em;margin:8px 0}.bth-output small{font-size:14px;color:var(--bth-muted)}.bth-score-ring{width:150px;height:150px;border-radius:50%;display:grid;place-items:center;margin:auto;background:conic-gradient(var(--bth-green) var(--score,0%),var(--bth-surface2) 0);position:relative}.bth-score-ring:after{content:"";position:absolute;inset:13px;border-radius:50%;background:var(--bth-surface)}.bth-score-ring strong{position:relative;z-index:1;font-size:36px}
.bth-kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.bth-kpi{padding:18px;border:1px solid var(--bth-border);border-radius:16px;background:var(--bth-surface)}.bth-kpi strong{display:block;font-size:24px}.bth-kpi span{font-size:11px;color:var(--bth-muted)}.bth-badge{display:inline-block;padding:5px 8px;font-size:10px;font-weight:900;letter-spacing:.08em;border-radius:999px;background:rgba(85,230,165,.10);border:1px solid rgba(85,230,165,.22);color:var(--bth-green)}
.bth-sticky-cta{position:sticky;bottom:14px;z-index:80;margin:0 auto 14px;width:min(880px,calc(100% - 28px));display:flex;justify-content:space-between;align-items:center;gap:14px;padding:12px 14px 12px 18px;border:1px solid var(--bth-border);border-radius:18px;background:color-mix(in srgb,var(--bth-surface) 92%,transparent);box-shadow:var(--bth-shadow);backdrop-filter:blur(12px)}.bth-sticky-cta span{font-size:13px;color:var(--bth-muted)}.bth-sticky-cta strong{color:var(--bth-text)}
.bth-cookie-panel{position:fixed;left:18px;bottom:18px;z-index:135;width:min(520px,calc(100% - 36px));background:var(--bth-surface);border:1px solid var(--bth-border);border-radius:20px;padding:20px;box-shadow:var(--bth-shadow);display:none}.bth-cookie-panel.open{display:block}.bth-cookie-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}.bth-cookie-choices{display:none;margin-top:14px}.bth-cookie-choices.open{display:grid;gap:8px}.bth-cookie-row{display:flex;justify-content:space-between;gap:20px;padding:10px 0;border-top:1px solid var(--bth-border);font-size:13px}.bth-cookie-link{cursor:pointer;text-decoration:underline}
@media(max-width:1100px){.bth-hero-grid,.bth-command{grid-template-columns:1fr}.bth-system-card{min-height:440px;max-width:650px;width:100%;margin:auto}.bth-audience-grid{grid-template-columns:repeat(3,1fr)}.bth-revenue-map{grid-template-columns:repeat(2,1fr)}.bth-utility{display:none}}
@media(max-width:760px){.bth-mega-hero{padding:56px 0 40px}.bth-mega-hero h1{font-size:48px}.bth-system-card{min-height:380px}.bth-core{width:112px;height:112px;font-size:12px}.bth-node{width:94px;min-height:60px;font-size:9px;padding:8px}.bth-node.n1{left:12px;top:48px}.bth-node.n2{right:12px;top:52px}.bth-node.n3{left:12px;bottom:58px}.bth-node.n4{right:12px;bottom:60px}.bth-audience-grid,.bth-revenue-map,.bth-kpi-grid{grid-template-columns:1fr 1fr}.bth-proofgrid{grid-template-columns:1fr 1fr}.bth-proofgrid div:nth-child(2){border-right:0}.bth-form-grid{grid-template-columns:1fr}.bth-span2{grid-column:auto}.bth-wa-fab{right:14px;bottom:14px;padding:13px}.bth-wa-fab span{display:none}.bth-sticky-cta{display:none}}
@media(max-width:480px){.bth-audience-grid,.bth-revenue-map,.bth-kpi-grid{grid-template-columns:1fr}.bth-system-card{min-height:350px}.bth-node.n5,.bth-node.n6{display:none}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation:none!important;transition:none!important}}

.cookie{display:none!important}

.footer-cookie-btn{display:block;background:none;border:0;padding:0;color:var(--bth-muted);font:inherit;font-size:14px;margin:9px 0;cursor:pointer;text-align:left}.footer-cookie-btn:hover{color:var(--bth-text)}

.portal-nav span{display:block;padding:10px 12px;border-radius:9px;color:var(--bth-muted);font-size:13px}.portal-nav span:first-child{background:color-mix(in srgb,var(--bth-accent) 10%,transparent);color:var(--bth-text)}