.page-blackthorn{--bt-bg:#141413;--bt-bg-elevated:#1c1b19;--bt-bg-surface:#232220;--bt-bg-mid:#252525;--bt-bg-mid-alt:#252525;--bt-text:#f8f7f5;--bt-text-secondary:rgba(248,247,245,0.6);--bt-text-muted:rgba(248,247,245,0.4);--bt-text-dark:#141413;--bt-accent:#D7933D;--bt-accent-warm:#e0a04d;--bt-accent-muted:rgba(215,147,61,0.15);--bt-border:rgba(248,247,245,0.1);--bt-border-strong:rgba(248,247,245,0.2);--bt-transition:cubic-bezier(0.4,0,0.2,1);--bt-body:17px;font-family:var(--font-inter),Inter,-apple-system,sans-serif;font-size:var(--bt-body);background:var(--bt-bg);color:var(--bt-text);line-height:1.6;-webkit-font-smoothing:antialiased}.page-blackthorn ::selection{background:var(--bt-accent);color:var(--bt-bg)}.bt-container{max-width:1400px;margin:0 auto;padding:0 48px}@media (max-width:768px){.page-blackthorn .bt-container{padding:0 24px}}.bt-nav{position:fixed;top:0;left:0;right:0;z-index:100;padding:20px 0;background:var(--bt-bg);border-bottom:1px solid var(--bt-border)}.bt-nav-inner{display:flex;justify-content:space-between;align-items:center}.bt-logo{display:inline-block;transition:opacity .3s}.bt-logo:hover{opacity:.8}.bt-logo-image{display:block;height:81px;width:auto;object-fit:contain}.bt-nav-links{display:flex;align-items:center;gap:48px;list-style:none;margin:0;padding:0}.bt-nav-links a{font-size:13px;font-weight:400;color:var(--bt-text-secondary);text-decoration:none;transition:color .3s;position:relative}.bt-nav-links a:after{content:"";position:absolute;bottom:-4px;left:0;width:0;height:1px;background:var(--bt-accent);transition:width .3s var(--bt-transition)}.bt-nav-links a:hover{color:var(--bt-text)}.bt-nav-links a:hover:after{width:100%}.bt-nav-contact{font-size:13px;font-weight:500;color:var(--bt-accent);text-decoration:none;padding:12px 28px;border:1px solid var(--bt-accent);transition:all .3s var(--bt-transition)}.bt-nav-contact:hover{background:var(--bt-accent);color:var(--bt-bg);border-color:var(--bt-accent)}.bt-nav-toggle{display:none;flex-direction:column;justify-content:center;align-items:center;gap:6px;width:44px;height:44px;background:transparent;border:1px solid var(--bt-border-strong);cursor:pointer;padding:0}.bt-nav-toggle span{display:block;width:20px;height:1px;background:var(--bt-text)}@media (max-width:768px){.bt-nav-links,.page-blackthorn .bt-nav-contact:not(.bt-nav-mobile-cta .bt-nav-contact){display:none}.bt-nav-toggle{display:flex}}.bt-nav-mobile{position:fixed;inset:0;z-index:99;background:var(--bt-bg);display:flex;flex-direction:column;justify-content:center;align-items:center;opacity:0;visibility:hidden;transition:opacity .3s,visibility .3s}.bt-nav-mobile.is-open{opacity:1;visibility:visible}.bt-nav-mobile-links{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;align-items:center;gap:24px}.bt-nav-mobile-links a{font-size:18px;color:var(--bt-text);text-decoration:none}.bt-nav-mobile-cta{margin-top:32px}.bt-hero{min-height:100vh;position:relative;display:flex;align-items:center;padding-top:65px;overflow:hidden}.bt-hero-bg{position:absolute;inset:0;z-index:0}.bt-hero-bg-img{object-fit:cover;object-position:center}.bt-hero-overlay{position:absolute;inset:0;background:linear-gradient(to right,var(--bt-bg) 0,transparent 50%,rgba(0,0,0,.4) 100%);z-index:1}.bt-hero-content-wrap{position:relative;z-index:2;width:100%;display:flex;align-items:center;padding:80px 0}.bt-hero-content-wrap .bt-container{padding-left:48px}.bt-hero-content{max-width:520px}.bt-hero-label{font-size:11px;font-weight:500;letter-spacing:.2em;text-transform:uppercase;color:var(--bt-text-secondary);margin-bottom:32px;display:flex;align-items:center;gap:16px}.bt-hero-label:before{content:"";width:40px;height:1px;background:var(--bt-accent)}.bt-hero-text-logo{height:32px;width:auto;object-fit:contain;display:block}.bt-hero-title{font-family:var(--font-cormorant),"Cormorant Garamond",Georgia,serif;font-size:clamp(44px,5.5vw,68px);font-weight:300;line-height:1.1;letter-spacing:-.02em;margin-bottom:28px}.bt-hero-text{font-size:18px;color:var(--bt-text-secondary);line-height:1.75;max-width:440px;margin-bottom:48px}.bt-hero-cta{display:inline-flex;align-items:center;gap:12px;font-size:13px;font-weight:500;color:var(--bt-accent);text-decoration:none;padding:16px 0;border-bottom:1px solid var(--bt-accent);transition:all .3s var(--bt-transition)}.bt-hero-cta:hover{gap:20px;color:var(--bt-accent-warm);border-color:var(--bt-accent-warm)}.bt-hero-cta svg{width:16px;height:16px;transition:transform .3s var(--bt-transition)}.bt-hero-cta:hover svg{transform:translateX(4px)}@media (max-width:1024px){.bt-hero-overlay{background:linear-gradient(to bottom,rgba(0,0,0,.3) 0,transparent 40%,var(--bt-bg) 100%)}.bt-hero-content-wrap{padding:60px 0 80px}.bt-hero-content-wrap .bt-container{padding-left:24px}}@media (max-width:768px){.bt-hero-content-wrap{padding:48px 0 60px}}.bt-ticker{padding:24px 0;border-top:1px solid var(--bt-border);border-bottom:1px solid var(--bt-border);overflow:hidden;background:var(--bt-bg-mid)}.bt-ticker-track{display:flex;gap:80px;animation:bt-ticker 40s linear infinite}.bt-ticker-item{flex-shrink:0;font-size:12px;font-weight:500;letter-spacing:.15em;text-transform:uppercase;white-space:nowrap;color:var(--bt-accent)}@keyframes bt-ticker{0%{transform:translateX(0)}to{transform:translateX(-50%)}}@media (max-width:768px){.bt-ticker{display:none}}.bt-philosophy{padding:160px 0;background:var(--bt-bg-mid-alt)}.bt-philosophy-grid{display:grid;grid-template-columns:1fr 1fr;gap:120px}.bt-philosophy-left{display:flex;flex-direction:column;justify-content:center}.bt-section-number{font-size:12px;font-weight:500;letter-spacing:.1em;color:var(--bt-accent);margin-bottom:24px}.bt-philosophy h2{font-family:var(--font-cormorant),"Cormorant Garamond",Georgia,serif;font-size:clamp(32px,4vw,44px);font-weight:300;line-height:1.25;margin-bottom:32px}.bt-philosophy p{font-size:var(--bt-body);color:var(--bt-text-secondary);line-height:1.85;margin-bottom:20px}.bt-about-visual,.bt-philosophy-right{position:relative}.bt-about-quote{font-family:var(--font-cormorant),"Cormorant Garamond",Georgia,serif;font-size:clamp(24px,3vw,32px);font-weight:300;font-style:italic;line-height:1.5;margin:0 0 32px;color:var(--bt-text)}.bt-about-quote-line{display:block;width:40px;height:2px;background:var(--bt-accent);margin-bottom:16px}.bt-about-facts{display:flex;flex-wrap:wrap;gap:24px}.bt-about-fact{padding:24px 28px;background:var(--bt-bg);border:1px solid var(--bt-border)}.bt-about-fact-value{display:block;font-family:var(--font-cormorant),"Cormorant Garamond",Georgia,serif;font-size:24px;font-weight:400;color:var(--bt-accent-warm);margin-bottom:4px}.bt-about-fact-label{font-size:12px;color:var(--bt-text-muted);letter-spacing:.05em}@media (max-width:1024px){.bt-philosophy-grid{grid-template-columns:1fr;gap:80px}.bt-philosophy-right{order:-1}}@media (max-width:768px){.bt-philosophy{padding:100px 0}}.bt-parallax{position:relative;min-height:70vh;overflow:hidden}.bt-parallax-bg{position:absolute;inset:0;background-size:cover;background-position:50%;background-repeat:no-repeat;background-attachment:fixed}.bt-parallax-overlay{position:absolute;inset:0;background:rgba(0,0,0,.6);pointer-events:none}@media (max-width:1024px),(prefers-reduced-motion:reduce){.bt-parallax-bg{background-attachment:scroll}}.bt-services{padding:160px 0;background:var(--bt-bg-mid)}.bt-services-header{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:80px;padding-bottom:40px;border-bottom:1px solid var(--bt-accent-muted)}.bt-services-header h2{font-family:var(--font-cormorant),"Cormorant Garamond",Georgia,serif;font-size:clamp(32px,4vw,44px);font-weight:300}.bt-services-link{font-size:13px;color:var(--bt-text-secondary);text-decoration:none;display:inline-flex;align-items:center;gap:8px;transition:color .3s}.bt-services-link:hover{color:var(--bt-accent)}.bt-services-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--bt-bg-mid)}@media (min-width:1201px){.bt-services-grid .bt-service-item:nth-last-child(2){grid-column:2}.bt-services-grid .bt-service-item:last-child{grid-column:3}}.bt-service-item{background:var(--bt-bg);padding:40px;position:relative;transition:all .4s var(--bt-transition);text-align:center}.bt-service-item:before{content:"";position:absolute;top:0;left:0;width:100%;height:2px;background:var(--bt-accent);transform:scaleX(0);transform-origin:left;transition:transform .4s var(--bt-transition)}.bt-service-item:hover:before{transform:scaleX(1)}.bt-service-item:hover{background:var(--bt-bg-elevated)}.bt-service-item h3{font-family:var(--font-cormorant),"Cormorant Garamond",Georgia,serif;font-size:22px;font-weight:400;margin-bottom:12px;transition:color .3s var(--bt-transition)}.bt-service-item:hover h3{color:var(--bt-accent)}.bt-service-item p{font-size:13px;color:var(--bt-text-secondary);line-height:1.7}@media (max-width:1200px){.bt-services-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width:768px){.bt-services{padding:100px 0}.bt-services-grid{grid-template-columns:1fr}.bt-service-item{padding:32px}}.bt-approach{padding:160px 0;background:var(--bt-bg-mid-alt)}.bt-approach-content{max-width:900px;margin:0 auto;text-align:center}.bt-approach .bt-section-number{margin-bottom:32px}.bt-approach h2{font-family:var(--font-cormorant),"Cormorant Garamond",Georgia,serif;font-size:clamp(32px,4vw,48px);font-weight:300;line-height:1.25;margin-bottom:48px}.bt-approach-text{font-size:18px;color:var(--bt-text-secondary);line-height:1.9;max-width:640px;margin:0 auto 60px}.bt-approach-features{display:flex;justify-content:center;gap:100px}.bt-approach-feature{text-align:center}.bt-approach-feature span{display:block;font-family:var(--font-cormorant),"Cormorant Garamond",Georgia,serif;font-size:52px;font-weight:300;color:var(--bt-accent-warm);margin-bottom:8px}.bt-approach-feature p{font-size:13px;color:var(--bt-text-secondary);letter-spacing:.05em}@media (max-width:1024px){.bt-approach-features{gap:60px}}@media (max-width:768px){.bt-approach{padding:100px 0}.bt-approach-features{flex-direction:column;gap:32px}}.bt-clients{padding:140px 0;background:var(--bt-bg-mid)}.bt-clients-header{text-align:center;margin-bottom:80px}.bt-clients-header h2{font-family:var(--font-cormorant),"Cormorant Garamond",Georgia,serif;font-size:32px;font-weight:300;margin-bottom:16px}.bt-clients-header p{font-size:15px;color:var(--bt-text-secondary)}.bt-clients-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;background:var(--bt-bg-mid)}@media (min-width:1025px){.bt-clients-grid .bt-client-card:nth-last-child(2){grid-column:2}.bt-clients-grid .bt-client-card:last-child{grid-column:3}}.bt-client-card{padding:48px 32px;text-align:center;border:1px solid var(--bt-border);transition:all .4s var(--bt-transition)}.bt-client-card:hover{border-color:var(--bt-accent);background:var(--bt-bg-elevated)}.bt-client-card h3{font-family:var(--font-cormorant),"Cormorant Garamond",Georgia,serif;font-size:20px;font-weight:400;margin-bottom:12px;transition:color .3s}.bt-client-card:hover h3{color:var(--bt-accent)}.bt-client-card p{font-size:13px;color:var(--bt-text-secondary);line-height:1.6}.bt-clients-note{margin-top:48px;padding:32px 40px;background:var(--bt-bg-elevated);border-left:2px solid var(--bt-accent);max-width:700px;margin-left:auto;margin-right:auto}.bt-clients-note p{font-size:15px;color:var(--bt-text-secondary);line-height:1.7;margin:0}.bt-clients-note strong{color:var(--bt-text)}@media (max-width:1024px){.bt-clients-grid{grid-template-columns:1fr 1fr}}@media (max-width:768px){.bt-clients{padding:100px 0}.bt-clients-grid{grid-template-columns:1fr;gap:16px}}.bt-contact{padding:160px 0;background:var(--bt-bg-surface);scroll-margin-top:80px}.bt-contact-grid{display:grid;grid-template-columns:1.5fr 1fr;gap:120px}.bt-contact-content .bt-section-number{margin-bottom:32px}.bt-contact-content h2{font-family:var(--font-cormorant),"Cormorant Garamond",Georgia,serif;font-size:clamp(36px,4vw,48px);font-weight:300;line-height:1.2;margin-bottom:24px}.bt-contact-content>p{font-size:var(--bt-body);color:var(--bt-text-secondary);line-height:1.8;margin-bottom:48px;max-width:480px}.bt-contact-cta{display:inline-flex;align-items:center;gap:16px;font-size:14px;font-weight:500;color:var(--bt-bg);text-decoration:none;padding:18px 36px;background:var(--bt-accent);transition:all .3s var(--bt-transition);margin-top:32px}.bt-contact-cta:hover{background:var(--bt-accent-warm);gap:24px}.bt-contact-cta svg{width:16px;height:16px}.bt-contact-details{display:flex;flex-direction:column;justify-content:center}.bt-contact-detail{padding:32px 0;border-bottom:1px solid var(--bt-border)}.bt-contact-detail:first-child{padding-top:0}.bt-contact-detail:last-child{border-bottom:none;padding-bottom:0}.bt-contact-detail span{display:block;font-size:11px;font-weight:500;letter-spacing:.15em;text-transform:uppercase;color:var(--bt-text-muted);margin-bottom:8px}.bt-contact-detail a,.bt-contact-detail p{font-size:var(--bt-body);color:var(--bt-text);text-decoration:none;transition:color .3s}.bt-contact-detail a:hover{color:var(--bt-accent)}@media (max-width:1024px){.bt-contact-grid{grid-template-columns:1fr;gap:60px}}@media (max-width:768px){.bt-contact{padding:100px 0}}.bt-footer{padding:32px 0;background:var(--bt-bg);border-top:1px solid var(--bt-border)}.bt-footer-inner{display:flex;justify-content:space-between;align-items:center}.bt-footer-logo{text-decoration:none}.bt-footer-logo-image{height:72px;width:auto;object-fit:contain;display:block}.bt-footer-links{display:flex;gap:40px}.bt-footer-links a{font-size:12px;color:var(--bt-text-secondary);text-decoration:none;transition:color .3s}.bt-footer-links a:hover{color:var(--bt-text)}.bt-footer-copyright{font-size:12px;color:var(--bt-text-muted)}@media (max-width:768px){.bt-footer-inner{flex-direction:column;gap:24px;text-align:center}.bt-footer-links{order:1}}.bt-contact-page{padding:120px 0 160px;scroll-margin-top:80px}.bt-contact-page-header{margin-bottom:48px}.bt-contact-page-title{font-family:var(--font-cormorant),"Cormorant Garamond",Georgia,serif;font-size:clamp(36px,4vw,48px);font-weight:300;line-height:1.2;margin-bottom:16px}.bt-contact-page-subhead{font-size:var(--bt-body);color:var(--bt-text-secondary);line-height:1.7;max-width:600px}.bt-contact-form{max-width:900px}.bt-contact-form-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;margin-bottom:32px}@media (max-width:768px){.bt-contact-form-grid{grid-template-columns:1fr}}.bt-contact-form-column{display:flex;flex-direction:column;gap:20px}.bt-contact-form-heading{font-family:var(--font-cormorant),"Cormorant Garamond",Georgia,serif;font-size:20px;font-weight:400;color:var(--bt-text);margin:0 0 8px;padding-bottom:12px;border-bottom:1px solid var(--bt-border)}.bt-contact-form-field,.bt-contact-form-field-full{display:flex;flex-direction:column;gap:8px}.bt-contact-form-field-full{margin-bottom:24px}.bt-contact-form-label{font-size:12px;font-weight:500;letter-spacing:.05em;text-transform:uppercase;color:var(--bt-text-secondary)}.bt-contact-form-required{color:var(--bt-accent)}.bt-contact-form-input,.bt-contact-form-textarea{width:100%;padding:14px 16px;background:var(--bt-bg-elevated);border:1px solid var(--bt-border);color:var(--bt-text);font-size:15px;font-family:inherit;transition:border-color .2s,background .2s;box-sizing:border-box}.bt-contact-form-input:focus,.bt-contact-form-textarea:focus{outline:none;border-color:var(--bt-accent);background:var(--bt-bg-surface)}.bt-contact-form-input::placeholder,.bt-contact-form-textarea::placeholder{color:var(--bt-text-muted)}.bt-contact-form-textarea{resize:vertical;min-height:140px;line-height:1.6}select.bt-contact-form-input{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23D7933D' d='M6 9L1 4h10z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 16px center;padding-right:40px}.bt-contact-form-footer{display:flex;flex-direction:column;gap:20px;align-items:flex-start}.bt-contact-form-disclaimer{font-size:13px;color:var(--bt-text-muted);line-height:1.6}.bt-contact-form-submit{background:var(--bt-accent);color:var(--bt-bg);border:none;padding:16px 36px;font-size:13px;font-weight:500;letter-spacing:.05em;cursor:pointer;transition:background .3s var(--bt-transition)}.bt-contact-form-submit:hover:not(:disabled){background:var(--bt-accent-warm)}.bt-contact-form-submit:disabled{opacity:.6;cursor:not-allowed}.bt-contact-form-message-success{color:var(--bt-accent-warm)}.bt-contact-form-message-error{color:#e07c7c}@media (prefers-reduced-motion:no-preference){.page-blackthorn .bt-fade-in{opacity:0;transform:translateY(30px);transition:opacity .8s var(--bt-transition),transform .8s var(--bt-transition)}.page-blackthorn .bt-fade-in.bt-visible{opacity:1;transform:translateY(0)}}