/* Northbridge Dental Studio — shared design system */
:root{--primary:#1F3A5F;--secondary:#5FA8A0;--accent:#E8B96A;--bg:#F8F6F2;--surface:#fffefa;--tint:#EAF1EE;--dark:#0F1A26;--text:#1F3A5F;--muted:#657580;--line:#E4DED3;--radius:20px;--shadow:0 22px 65px rgba(31,58,95,.075);--sans:'DM Sans',Arial,sans-serif;--serif:'DM Serif Display',Georgia,serif;--ease:cubic-bezier(.23,1,.32,1)}
[data-theme=dark]{--bg:#0F1A26;--surface:#182837;--tint:#172D38;--text:#F8F6F2;--muted:#B9C5C8;--line:#304452;--primary:#8ECAC3;--secondary:#72BEB3;--shadow:0 20px 60px rgba(0,0,0,.18)}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:110px}body{margin:0;background:var(--bg);color:var(--text);font-family:var(--sans);font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased;transition:background .3s,color .3s}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button{cursor:pointer}h1,h2,h3,h4,p{margin-top:0}h1,h2,h3{line-height:1.14}h1,h2{font-family:var(--serif);font-weight:400;letter-spacing:-.025em}h1{font-size:clamp(3.6rem,7.6vw,7.5rem)}h2{font-size:clamp(2.5rem,5vw,4.7rem)}h3{font-size:1.24rem}h1 em,h2 em{font-weight:400;color:var(--secondary)}p{color:var(--muted)}img{display:block;width:100%;object-fit:cover}svg{max-width:100%}:focus-visible{outline:3px solid var(--accent)!important;outline-offset:4px}.container{width:min(1320px,calc(100% - 88px));margin-inline:auto}.skip-link{position:fixed;top:-100px;left:12px;z-index:1001;background:var(--accent);color:#152233;padding:12px 20px}.skip-link:focus{top:10px}.eyebrow{font-size:11px;letter-spacing:.19em;font-weight:800;color:var(--secondary);text-transform:uppercase}.section{padding:110px 0}.section-tinted{background:var(--tint)}.section-title{max-width:850px;margin:0 0 45px}.section-intro{max-width:710px;font-size:1.14rem;margin:-16px 0 44px}.text-link{font-weight:700;color:var(--primary);display:inline-block;border-bottom:1px solid currentColor;padding-bottom:3px}.center-link{text-align:center;margin-top:30px}.fine-print{font-size:13px;margin:16px 0 0}.notice{padding:42px 48px;border-left:4px solid var(--accent);background:var(--surface)}.notice h3{font-family:var(--serif);font-size:2rem;margin-bottom:10px}.notice p{margin:0}.btn{display:inline-flex;gap:30px;justify-content:space-between;align-items:center;border:1px solid transparent;padding:15px 23px;font-weight:700;font-size:13px;letter-spacing:.005em;min-height:52px;transition:transform .25s var(--ease),background .25s,color .25s;border-radius:5px}.btn:hover{transform:translateY(-4px)}.btn-primary{background:#1F3A5F;color:#fff}.btn-primary:hover{background:#315579;color:white}.btn-outline{border-color:var(--line);color:var(--text);background:transparent}.btn-outline:hover{border-color:var(--secondary);background:var(--tint)}.button-row{display:flex;gap:12px;flex-wrap:wrap}
/* Header */
.site-header{height:95px;position:sticky;top:0;z-index:100;background:var(--bg);border-bottom:1px solid transparent;transition:background .25s,box-shadow .25s}.site-header.scrolled{background:color-mix(in srgb,var(--bg) 92%,transparent);backdrop-filter:blur(20px);border-color:var(--line);box-shadow:0 8px 30px rgba(0,0,0,.04)}.header-inner{height:100%;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:inline-flex;align-items:center;gap:11px;flex-shrink:0}.brand-symbol{width:42px;height:42px;color:var(--primary)}.brand-type{font-weight:800;letter-spacing:.2em;font-size:16px;line-height:1.25}.brand-type small{display:block;letter-spacing:.28em;font-size:8px;margin-top:4px}.primary-nav,.header-actions{display:flex;align-items:center;gap:32px}.primary-nav>a,.nav-dropdown-trigger{background:none;border:0;padding:14px 0;font-size:13px;font-weight:700;color:var(--muted);transition:color .2s}.primary-nav>a:hover,.primary-nav>a[aria-current],.nav-dropdown-trigger.is-active,.nav-dropdown-trigger:hover{color:var(--primary)}.nav-dropdown{position:relative}.dropdown-panel{position:absolute;top:100%;left:-22px;display:grid;gap:2px;background:var(--surface);box-shadow:var(--shadow);border:1px solid var(--line);border-radius:12px;padding:15px;min-width:260px;opacity:0;visibility:hidden;transform:translateY(8px);transition:.25s}.nav-dropdown:hover .dropdown-panel,.nav-dropdown:focus-within .dropdown-panel,.nav-dropdown.open .dropdown-panel{opacity:1;visibility:visible;transform:translateY(0)}.dropdown-panel a{font-size:13px;font-weight:600;padding:9px 12px;border-radius:6px}.dropdown-panel a:hover{background:var(--tint)}.header-actions{gap:15px}.phone-header{font-size:12px;white-space:nowrap;font-weight:700}.header-cta{padding:13px 16px;min-height:auto}.menu-toggle{display:none;background:none;border:0;width:43px;height:43px;padding:10px;flex-direction:column;justify-content:space-around}.menu-toggle span{width:100%;height:2px;background:var(--text);transition:transform .25s,opacity .25s}
/* Hero and editorial layouts */
.hero{padding:30px 0 90px}.hero-grid{display:grid;grid-template-columns:1.04fr .96fr;gap:58px;align-items:center;min-height:650px}.hero-title{margin:18px 0 30px}.hero-lead{font-size:clamp(1.05rem,1.65vw,1.3rem);max-width:550px;line-height:1.8;margin-bottom:34px}.hero-visual{height:640px;position:relative}.hero-photo{height:100%;border-radius:220px 220px 12px 12px;object-position:center}.hero-note{position:absolute;bottom:35px;left:-30px;background:#1F3A5F;color:#fff;padding:24px 35px;display:flex;gap:18px;align-items:center;border-radius:12px;box-shadow:var(--shadow)}.hero-note .note-mark{font-size:35px;color:#E8B96A}.hero-note span:last-child{font-family:var(--serif);font-size:21px;line-height:1.3}.mini-trust{display:flex;flex-wrap:wrap;gap:15px 28px;font-size:12px;font-weight:700;color:var(--muted);margin-top:35px}.hero-animate{animation:riseIn 850ms var(--ease) both}.hero-content .hero-animate:nth-child(2){animation-delay:100ms}.hero-content .hero-animate:nth-child(3){animation-delay:200ms}.hero-content .hero-animate:nth-child(4){animation-delay:300ms}.page-hero{padding:110px 0 95px}.page-hero h1{max-width:1000px;margin:12px 0 26px}.page-hero>p:last-child{max-width:700px;font-size:1.24rem;line-height:1.85}.split-content{display:grid;grid-template-columns:1fr 1fr;gap:8%;align-items:center}.split-content.reverse>div:first-child{order:2}.split-content img{aspect-ratio:1.16;border-radius:12px}.split-content p{font-size:1.075rem;line-height:1.85}.split-content h2{margin-bottom:27px}.split-content .btn{margin-top:24px}.treatment-summary .check-list{margin-bottom:25px}.price-hint{display:block;font-family:var(--serif);font-size:30px;margin-top:12px}
/* Cards, steps, team */
.grid-4,.grid-3,.trust-grid,.team-grid{display:grid;gap:19px}.grid-4,.trust-grid{grid-template-columns:repeat(4,1fr)}.grid-3,.team-grid{grid-template-columns:repeat(3,1fr)}.feature-card{background:var(--surface);padding:35px 27px;border:1px solid var(--line);border-radius:12px;min-height:250px;display:block;transition:transform .35s var(--ease),box-shadow .35s}.feature-card:hover,.team-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}.feature-card h3{font-family:var(--serif);font-size:25px;margin:25px 0 12px;font-weight:400}.feature-card p{font-size:14px;line-height:1.75}.feature-card .text-link{font-size:13px;margin-top:14px}.line-icon{width:48px;height:48px;color:var(--secondary)}.line-icon svg{width:100%;height:100%}.trust-item{padding:0 20px 0 0}.trust-item h3{font-size:17px;margin:20px 0 8px}.trust-item p{font-size:14px}.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:25px;counter-reset:steps}.step{border-top:1px solid var(--secondary);padding-top:25px}.step>span{font-weight:800;font-size:12px;letter-spacing:.15em;color:var(--secondary)}.step h3{font-family:var(--serif);font-size:26px;margin:26px 0 12px}.step p{font-size:14px}.team-card{overflow:hidden;border-radius:12px;background:var(--surface);border:1px solid var(--line);transition:transform .3s var(--ease)}.team-card img{height:350px;object-position:center 25%}.team-caption{padding:24px}.team-caption h3{font-family:var(--serif);font-size:25px;font-weight:400;margin-bottom:8px}.team-caption p{font-size:13px;margin:0}.team-caption .eyebrow{margin-bottom:8px;font-size:9px}.plan-highlight{background:#1F3A5F;color:white;border-radius:16px;padding:70px;display:grid;grid-template-columns:1fr 380px;gap:7%;align-items:center;position:relative;overflow:hidden}.plan-highlight:before{content:'';width:420px;height:420px;position:absolute;left:-210px;bottom:-250px;border:1px solid #ffffff30;border-radius:50%}.plan-highlight h2{color:white}.plan-highlight h2 em{color:#E8B96A}.plan-highlight p{color:#c9d6dd}.plan-highlight .eyebrow{color:#E8B96A}.plan-highlight .btn{background:#E8B96A;color:#1F3A5F}.plan-price{border:1px solid #8bacb055;border-radius:12px;padding:35px;background:#ffffff0c}.plan-price strong{font-family:var(--serif);font-size:72px;font-weight:400;line-height:1.15}.plan-price strong span{font-family:var(--sans);font-size:15px}.plan-price ul{padding-left:22px;margin:25px 0 0;line-height:2.25;color:#e1e9e9}.plan-price li::marker{color:#E8B96A}.plan-price small{display:block;color:#c6d4d7;margin-top:15px}.quote-section{text-align:center}.quote-section h2{max-width:940px;margin:auto;font-style:italic}.large-quote-byline{margin-top:24px}.cta-band{background:#1F3A5F;color:white;padding:80px 0}.cta-band .cta-layout{display:flex;align-items:center;justify-content:space-between;gap:35px}.cta-band h2{color:white;max-width:810px;margin:10px 0 17px}.cta-band p{color:#c8d7de;margin:0}.cta-band .eyebrow{color:#E8B96A}.cta-band .btn{flex-shrink:0;background:#E8B96A;color:#1F3A5F}
/* Comparison: stylised visual illustrations, accessible range sliders */
.comparison-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.comparison-card{border:1px solid var(--line);border-radius:13px;overflow:hidden;background:var(--surface)}.comparison{height:265px;position:relative;overflow:hidden;isolation:isolate;background:#dbe8e3}.comparison-before,.comparison-after{position:absolute;inset:0}.comparison-after{clip-path:inset(0 0 0 var(--split))}.smile-art{height:100%;display:grid;place-items:center}.smile-art span{font-size:160px;line-height:1;transform:rotate(-8deg);font-family:Arial,sans-serif}.smile-before{background:linear-gradient(135deg,#d2d7d1,#f2e8db);color:#9b9d8b}.smile-after{background:linear-gradient(135deg,#b7dcd7,#f7f4e9);color:#1F3A5F}.smile-after span{transform:rotate(0)}.comparison-label{position:absolute;top:14px;z-index:3;background:#1F3A5F;color:white;padding:4px 9px;border-radius:3px;font-size:10px;letter-spacing:.1em}.before-label{left:14px}.after-label{right:14px}.comparison input{position:absolute;inset:0;width:100%;height:100%;opacity:.01;z-index:5;cursor:ew-resize;margin:0}.comparison-divider{position:absolute;top:0;bottom:0;left:var(--split);width:2px;background:white;pointer-events:none;z-index:4}.comparison-divider span{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);background:#fff;color:#1F3A5F;width:38px;height:38px;border-radius:50%;display:grid;place-items:center;box-shadow:0 2px 15px #0002}.comparison:focus-within{outline:3px solid var(--accent);outline-offset:-3px}.comparison-caption{padding:17px 20px;display:flex;align-items:center;justify-content:space-between;gap:12px}.comparison-caption strong{font-size:14px}.comparison-caption span{font-size:12px;color:var(--muted)}
/* Accordions and pricing */
.accordion{max-width:920px}.faq{border-top:1px solid var(--line)}.faq:last-child{border-bottom:1px solid var(--line)}.faq summary{display:flex;justify-content:space-between;gap:20px;padding:23px 6px;font-weight:700;font-size:17px;cursor:pointer;list-style:none}.faq summary::-webkit-details-marker{display:none}.faq summary span{font-size:26px;font-weight:400;transition:transform .2s;color:var(--secondary)}.faq[open] summary span{transform:rotate(45deg)}.faq-answer{padding:0 45px 22px 6px;max-width:780px}.faq-answer p{margin:0}.price-list{border-top:1px solid var(--line)}.price-list>div{display:flex;justify-content:space-between;gap:20px;border-bottom:1px solid var(--line);padding:19px 5px}.price-list strong{white-space:nowrap}.pricing-group{margin-bottom:48px}.pricing-group h3{font-family:var(--serif);font-size:30px;font-weight:400}.timeline{max-width:900px}.timeline-entry{display:grid;grid-template-columns:100px 1fr;gap:40px;border-left:2px solid var(--secondary);padding:0 0 37px 35px;margin-left:10px;position:relative}.timeline-entry:before{content:'';position:absolute;left:-8px;top:5px;width:12px;height:12px;border-radius:50%;background:var(--accent)}.timeline-entry strong{font-size:14px}.timeline-entry h3{font-family:var(--serif);font-weight:400;font-size:26px;margin:0 0 8px}.photo-triptych{display:grid;grid-template-columns:1.2fr .8fr 1fr;gap:15px}.photo-triptych img{height:340px;border-radius:10px}.check-list{list-style:none;padding:0}.check-list li{padding:9px 0 9px 31px;position:relative}.check-list li:before{content:'✓';position:absolute;left:0;color:var(--secondary);font-weight:900}.treatment-overview{border-bottom:1px solid var(--line)}.treatment-photo img{aspect-ratio:1.13}.detail-hero{padding:46px 0 100px;background:var(--tint)}.detail-hero h1{font-size:clamp(3.5rem,6.2vw,6.8rem)}.breadcrumb{font-size:12px;color:var(--muted);margin-bottom:68px}.breadcrumb a{text-decoration:underline;text-underline-offset:4px}.illustration-panel{min-height:330px;background:var(--surface);border-radius:18px;display:grid;place-items:center}.treatment-illustration{width:min(100%,430px)}
/* Contact and footer */
.contact-grid{display:grid;grid-template-columns:1.45fr .8fr;gap:40px;align-items:start}.form-panel,.contact-side{background:var(--surface);padding:45px;border-radius:14px;border:1px solid var(--line)}.form-panel h2,.contact-side h2{font-size:40px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin:30px 0}.form-grid label{font-size:13px;font-weight:700;display:grid;gap:9px}.form-grid .full{grid-column:1/-1}.form-grid input:not([type=radio]),.form-grid select,.form-grid textarea{width:100%;background:var(--bg);border:1px solid var(--line);border-radius:6px;min-height:52px;padding:13px 15px;color:var(--text)}.form-grid textarea{min-height:140px;resize:vertical}.radio-field{margin:0;padding:0;border:0;display:flex;align-items:center;gap:15px;flex-wrap:wrap}.radio-field legend{font-size:13px;font-weight:700;margin-bottom:10px}.radio-field label{display:inline-flex;align-items:center;gap:6px}.honeypot{position:absolute;left:-9999px}.form-message{padding:15px;margin-top:20px;border-radius:6px;background:var(--tint);color:var(--text);font-weight:700}.form-message[hidden]{display:none}.detail-item{border-top:1px solid var(--line);padding:22px 0}.detail-item span{font-size:11px;letter-spacing:.12em;font-weight:800;color:var(--secondary)}.detail-item a,.detail-item p{display:block;margin:7px 0 0;overflow-wrap:anywhere}.numbered{padding-left:22px;color:var(--muted)}.numbered li{padding:5px 0}.map-art{display:block;width:100%;border-radius:12px;border:1px solid var(--line);max-height:500px}.legal-notes{display:grid;gap:15px}.legal-notes article{scroll-margin-top:120px}.legal-notes h2{font-size:28px}.error-page{text-align:center;padding:14vh 0 19vh}.error-page h1{font-size:clamp(3rem,7vw,7rem)}.error-page .button-row{justify-content:center}.emergency-band{background:#DDECE8;color:#1F3A5F;padding:21px 0}.emergency-inner{display:flex;justify-content:space-between;gap:25px;align-items:center;font-size:14px}.emergency-band a{font-weight:800}.footer{background:#0F1A26;color:#F8F6F2;padding:85px 0 24px}.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1.2fr 1.25fr;gap:65px}.footer .brand-symbol,.footer .brand-type{color:#F8F6F2}.footer-brand p{max-width:330px}.footer p{color:#aab9c2;font-size:13px}.footer h3{font-size:13px;margin:0 0 22px}.footer-grid>div:not(:first-child)>a{display:block;color:#b7c7cf;font-size:13px;margin-bottom:12px}.footer a:hover{color:#E8B96A}.footer-plan{display:inline-block;margin-top:15px;font-weight:700;font-size:13px;color:#E8B96A}.footer-bottom{border-top:1px solid #344351;margin-top:70px;padding-top:24px;display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap;font-size:12px;color:#aab9c2}.footer-bottom>div{display:flex;flex-wrap:wrap;gap:20px}.socials{margin-top:18px}.theme-toggle{position:fixed;bottom:25px;right:25px;z-index:90;border:1px solid var(--line);background:var(--surface);box-shadow:var(--shadow);color:var(--text);border-radius:50%;width:54px;height:54px;font-size:26px;display:grid;place-items:center}.theme-moon{display:none}[data-theme=dark] .theme-sun{display:none}[data-theme=dark] .theme-moon{display:block}.toast{position:fixed;bottom:85px;right:25px;z-index:91;max-width:350px;background:#1F3A5F;color:white;padding:14px 22px;border-radius:8px;opacity:0;transform:translateY(10px);pointer-events:none;transition:.25s}.toast.visible{opacity:1;transform:translateY(0)}
/* Animation */
@keyframes riseIn{from{opacity:0;transform:translateY(25px)}to{opacity:1;transform:translateY(0)}}.reveal{opacity:0;transform:translateY(25px);transition:opacity .8s var(--ease),transform .8s var(--ease)}.reveal.in-view{opacity:1;transform:translateY(0)}
/* Responsive */
@media(max-width:1180px){.phone-header{display:none}.header-inner{gap:15px}.primary-nav{gap:18px}.hero-grid{gap:32px}.hero-visual{height:540px}.plan-highlight{grid-template-columns:1fr 330px;padding:50px}.container{width:min(1320px,calc(100% - 52px))}}
@media(max-width:900px){.site-header{height:78px}.menu-toggle{display:flex}.primary-nav{position:absolute;top:78px;left:0;right:0;background:var(--surface);border-bottom:1px solid var(--line);padding:12px 27px 25px;display:flex;flex-direction:column;align-items:stretch;gap:0;max-height:0;overflow:hidden;visibility:hidden;opacity:0;transition:max-height .35s var(--ease),opacity .25s,visibility .25s}.primary-nav.open{max-height:80vh;visibility:visible;opacity:1;overflow:auto}.primary-nav>a,.nav-dropdown-trigger{text-align:left;width:100%;display:block;padding:15px 0;border-bottom:1px solid var(--line)}.dropdown-panel{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;background:transparent;border:0;padding:0 0 10px 14px;display:none}.nav-dropdown.open .dropdown-panel{display:grid}.nav-dropdown:hover .dropdown-panel,.nav-dropdown:focus-within .dropdown-panel{display:none}.nav-dropdown.open:hover .dropdown-panel,.nav-dropdown.open:focus-within .dropdown-panel{display:grid}.header-cta{display:none}.hero-grid{grid-template-columns:1fr;gap:55px}.hero-content{padding-top:40px}.hero-visual{height:520px;max-width:650px;width:100%;margin:auto}.trust-grid,.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3,.team-grid{grid-template-columns:repeat(2,1fr)}.steps{grid-template-columns:repeat(2,1fr)}.split-content{gap:35px}.plan-highlight{grid-template-columns:1fr}.comparison-grid{grid-template-columns:repeat(2,1fr)}.contact-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:repeat(2,1fr)}.section{padding:75px 0}}
@media(max-width:600px){.container{width:calc(100% - 38px)}.brand-type{font-size:12px}.brand-type small{font-size:7px}.brand-symbol{width:35px;height:35px}.hero{padding-bottom:60px}.hero-grid{min-height:0}.hero-title{font-size:clamp(3.2rem,13vw,5.4rem)}.hero-visual{height:390px}.hero-note{left:0;bottom:10px;padding:14px 19px}.hero-note span:last-child{font-size:16px}.mini-trust{gap:10px}.section{padding:60px 0}.section-title{margin-bottom:30px}.page-hero{padding:70px 0 55px}.page-hero h1{font-size:clamp(3.2rem,12vw,5rem)}.grid-3,.grid-4,.trust-grid,.team-grid,.steps,.comparison-grid,.photo-triptych{grid-template-columns:1fr}.trust-item{display:grid;grid-template-columns:45px 1fr;align-items:start;column-gap:10px}.trust-item h3{margin:2px 0 4px}.trust-item p{grid-column:2}.split-content{grid-template-columns:1fr}.split-content.reverse>div:first-child{order:0}.split-content img{max-height:420px}.plan-highlight{padding:32px 25px;gap:35px}.plan-price{padding:24px}.plan-price strong{font-size:60px}.team-card img{height:365px}.comparison{height:245px}.cta-band .cta-layout{align-items:flex-start;flex-direction:column}.form-panel,.contact-side{padding:25px}.form-grid{grid-template-columns:1fr}.form-grid .full{grid-column:1}.emergency-inner{align-items:flex-start;flex-direction:column;gap:8px}.footer-grid{grid-template-columns:1fr;gap:35px}.footer-bottom{margin-top:45px;flex-direction:column;gap:13px}.timeline-entry{grid-template-columns:65px 1fr;gap:10px;padding-left:20px}.detail-hero{padding-bottom:60px}.breadcrumb{margin-bottom:32px}.map-art{min-height:250px}.comparison-caption{align-items:flex-start;flex-direction:column}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}.reveal{opacity:1;transform:none}}