/* sellmybmw.co.uk — graphite + racing blue, one red accent. Saira for display, Barlow for text. */
:root{
  --graphite:#1b1f26;
  --graphite-2:#252b35;
  --night:#0f2452;
  --blue:#1f4fbf;
  --blue-ink:#163c95;
  --red:#d7262e;
  --paper:#f4f6f9;
  --white:#ffffff;
  --steel:#8a94a6;
  --ink:#1b1f26;
  --muted:#566173;
  --line:#dde2ea;
  --plate:#f7d117;
  --plate-band:#103a9e;
  --ok:#1d7a46;
  --display:"Saira",system-ui,sans-serif;
  --text:"Barlow",system-ui,sans-serif;
  --max:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}
body{margin:0;background:var(--paper);color:var(--ink);font:400 1.0625rem/1.6 var(--text)}
img,svg{max-width:100%;display:block}
a{color:var(--blue)}
a:hover{color:var(--blue-ink)}
:focus-visible{outline:3px solid #5b8cff;outline-offset:2px;border-radius:2px}
.wrap{max-width:var(--max);margin:0 auto;padding-inline:20px}
.skip{position:absolute;left:-999px;top:0;background:var(--white);padding:10px 14px;z-index:99}
.skip:focus{left:10px;top:10px}
h1,h2,h3{font-family:var(--display);line-height:1.08;margin:0 0 .5em;letter-spacing:-.01em}
h1{font-size:clamp(2.6rem,6.4vw,5.2rem);font-weight:800;font-style:italic}
h2{font-size:clamp(1.8rem,3.6vw,2.7rem);font-weight:700}
h3{font-size:1.3rem;font-weight:700}
p{margin:0 0 1em;max-width:68ch}
.lead{font-size:1.2rem;color:inherit;opacity:.9}

/* top strip + header */
.strip{background:var(--night);color:#c9d4ee;font-size:.92rem}
.strip .wrap{display:flex;flex-wrap:wrap;gap:4px 22px;justify-content:space-between;padding-block:7px}
.strip a{color:#fff;font-weight:600;text-decoration:none}
.site-head{background:var(--graphite);color:#fff;position:sticky;top:0;z-index:20;border-bottom:1px solid #2f3642}
.site-head .wrap{display:flex;align-items:center;gap:20px;min-height:68px}
.brand{display:flex;align-items:center;gap:10px;color:#fff;text-decoration:none;font:800 italic 1.45rem/1 var(--display);letter-spacing:-.01em;white-space:nowrap}
.brand:hover{color:#fff}
.brand b{color:#8fb0ff;font-weight:800}
.brand .tld{font-weight:500;font-size:.95rem;color:var(--steel);font-style:normal}
.brand svg{width:34px;height:22px}
.nav{margin-left:auto;display:flex;align-items:center;gap:4px}
.nav a{color:#dfe5ef;text-decoration:none;padding:10px 12px;border-radius:6px;font-weight:600}
.nav a:hover,.nav a[aria-current=page]{color:#fff;background:var(--graphite-2)}
.nav .call{background:var(--red);color:#fff;margin-left:8px;padding:10px 16px}
.nav .call:hover{background:#b81f26}
.menu-btn{display:none;margin-left:auto;background:none;border:1px solid #3a4250;color:#fff;border-radius:6px;padding:9px 12px;font:600 1rem var(--text)}
@media (max-width:900px){
  .menu-btn{display:block}
  .nav{display:none;position:absolute;left:0;right:0;top:100%;background:var(--graphite);flex-direction:column;align-items:stretch;padding:8px 20px 18px;border-bottom:1px solid #2f3642}
  .nav.open{display:flex}
  .nav .call{margin:8px 0 0;text-align:center}
}

/* hero */
.hero{position:relative;background:var(--graphite);color:#fff;overflow:hidden}
.hero .lines{position:absolute;inset:0;width:100%;height:100%;opacity:.55;pointer-events:none}
.hero .wrap>*{min-width:0}
.hero .wrap{position:relative;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:48px;align-items:center;padding-block:70px 80px}
.hero h1{margin-bottom:.35em}
.hero .lead{max-width:34ch}
.hero-points{list-style:none;margin:22px 0 0;padding:0;display:flex;flex-wrap:wrap;gap:10px 22px;color:#cfd7e6;font-weight:600}
.hero-points li{display:flex;gap:8px;align-items:center}
.hero-points svg{width:18px;height:18px;flex:none}
@media (max-width:960px){.hero .wrap{grid-template-columns:minmax(0,1fr);gap:34px;padding-block:44px 54px}}

/* quote panel */
.quote{background:var(--white);color:var(--ink);border-radius:14px;padding:26px;box-shadow:0 24px 60px -24px rgba(0,0,0,.55);border-top:5px solid var(--blue)}
.quote h2{font-size:1.65rem;margin-bottom:.2em}
.quote .sub{color:var(--muted);margin-bottom:18px}
.plate{display:flex;align-items:stretch;border:3px solid #111;border-radius:8px;background:var(--plate);overflow:hidden;height:74px}
.plate .band{background:var(--plate-band);color:#fff;width:46px;flex:none;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;padding-bottom:9px;font:700 .9rem/1 var(--text)}
.plate input{flex:1;min-width:0;width:100%;border:0;background:transparent;font:700 2.35rem/1 "Saira",var(--display);text-align:center;text-transform:uppercase;letter-spacing:.06em;color:#111;padding:0 8px}
.plate input::placeholder{color:#6d5f17;font-weight:600;letter-spacing:.02em;text-transform:none;font-size:1.6rem}
.plate input:focus{outline:none}
.plate:focus-within{box-shadow:0 0 0 4px #5b8cff}
.found{margin:12px 0 0;padding:10px 12px;border-radius:8px;background:#eaf1ff;color:var(--night);font-weight:600;display:none}
.found.show{display:block}
.field{display:flex;flex-direction:column;gap:6px;margin-top:14px}
.field label,.field legend{font-weight:600;font-size:.98rem}
.field input,.field select,.field textarea{font:inherit;color:var(--ink);background:#fbfcfe;border:1.5px solid #c9d1dd;border-radius:8px;padding:12px;min-width:0;width:100%}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--blue);outline:none;box-shadow:0 0 0 3px rgba(31,79,191,.2)}
.field .hint{font-size:.9rem;color:var(--muted)}
.row{display:grid;grid-template-columns:1fr 1fr;gap:0 14px}
@media (max-width:520px){.row{grid-template-columns:1fr}}
fieldset{border:0;margin:0;padding:0;min-width:0}
.choices{display:flex;flex-wrap:wrap;gap:8px}
.choices label{display:flex;align-items:center;gap:8px;border:1.5px solid #c9d1dd;border-radius:999px;padding:8px 14px;font-weight:600;cursor:pointer;background:#fbfcfe}
.choices input{accent-color:var(--blue);width:18px;height:18px;margin:0}
.choices label:has(input:checked){border-color:var(--blue);background:#eaf1ff}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;font:700 1.08rem/1 var(--display);border:0;border-radius:8px;padding:17px 24px;cursor:pointer;text-decoration:none;background:var(--blue);color:#fff;transition:background .15s}
.btn:hover{background:var(--blue-ink);color:#fff}
.btn.red{background:var(--red)}
.btn.red:hover{background:#b81f26}
.btn.ghost{background:transparent;border:2px solid currentColor;color:inherit}
.btn.wa{background:#1f9d55}
.btn.wa:hover{background:#17844a}
.btn.block{width:100%;margin-top:16px}
.btn svg{width:20px;height:20px}
.or{display:flex;align-items:center;gap:12px;color:var(--muted);font-size:.95rem;margin:14px 0 0}
.or::before,.or::after{content:"";flex:1;height:1px;background:var(--line)}
.step2{display:none;margin-top:6px}
.step2.show{display:block}
.no-js .step2{display:block}
.progress{display:flex;gap:6px;margin:0 0 16px}
.progress span{flex:1;height:4px;border-radius:2px;background:var(--line)}
.progress span.on{background:var(--blue)}
.err{color:#b3261e;font-weight:600;font-size:.95rem;margin-top:8px;display:none}
.err.show{display:block}
.consent{display:flex;gap:10px;align-items:flex-start;font-size:.93rem;color:var(--muted);margin-top:14px}
.consent input{margin-top:4px;width:18px;height:18px;accent-color:var(--blue);flex:none}
.hp{position:absolute;left:-5000px;width:1px;height:1px;overflow:hidden}

/* promise bar */
.promise{background:var(--night);color:#fff}
.promise ul{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr)}
.promise li{padding:24px 22px;border-left:1px solid #26407a}
.promise li:first-child{border-left:0}
.promise strong{display:block;font:700 1.25rem/1.2 var(--display)}
.promise span{color:#b8c6e6;font-size:.98rem}
@media (max-width:860px){.promise ul{grid-template-columns:1fr 1fr}.promise li:nth-child(3){border-left:0}.promise li{border-top:1px solid #26407a}.promise li:nth-child(-n+2){border-top:0}}
@media (max-width:440px){.promise ul{grid-template-columns:1fr}.promise li{border-left:0;border-top:1px solid #26407a}.promise li:first-child{border-top:0}}

/* sections */
.sec{padding-block:84px}
.sec.tight{padding-block:60px}
.sec.white{background:var(--white)}
.sec.dark{background:var(--graphite);color:#fff}
.sec.dark .muted{color:#aeb7c6}
.sec-head{max-width:720px;margin-bottom:38px}
.sec-head p{color:var(--muted)}
.sec.dark .sec-head p{color:#aeb7c6}
.muted{color:var(--muted)}

/* era timeline — the signature */
.eras{position:relative;margin-top:10px}
.eras ol{list-style:none;margin:0;padding:0 0 8px;display:grid;grid-auto-flow:column;grid-auto-columns:minmax(178px,1fr);gap:0;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:thin}
.eras li{scroll-snap-align:start;padding:0 22px 6px 0;position:relative}
.eras .dec{font:800 italic 3.4rem/1 var(--display);color:transparent;-webkit-text-stroke:1.5px #5f7db8;letter-spacing:-.02em}
.eras li:last-child .dec{color:var(--blue);-webkit-text-stroke:0}
.eras .track{margin-right:-22px;height:6px;background:linear-gradient(90deg,#c5d0e4,#c5d0e4);margin:14px 0 18px;position:relative}
.eras li:first-child .track{border-radius:3px 0 0 3px}
.eras li:last-child .track{background:var(--blue);border-radius:0 3px 3px 0}
.eras .track::after{content:"";position:absolute;left:0;top:50%;width:16px;height:16px;border-radius:50%;background:var(--white);border:4px solid var(--blue);transform:translateY(-50%)}
.eras h3{font-size:1.18rem;margin-bottom:.35em}
.eras p{color:var(--muted);font-size:.98rem;margin:0}
.eras .codes{display:block;font-weight:700;color:var(--night);margin-bottom:6px}

/* models list */
.models{display:grid;grid-template-columns:repeat(3,1fr);border-top:2px solid var(--ink)}
.models a{display:flex;justify-content:space-between;align-items:flex-start;gap:14px;padding:22px 20px 22px 0;border-bottom:1px solid var(--line);text-decoration:none;color:var(--ink)}
.models a:nth-child(3n+2),.models a:nth-child(3n+3){padding-left:20px;border-left:1px solid var(--line)}
.models a strong{display:block;font:700 1.35rem/1.15 var(--display)}
.models a span{color:var(--muted);font-size:.97rem}
.models a svg{width:22px;height:22px;flex:none;margin-top:5px;color:var(--blue);transition:transform .15s}
.models a:hover strong{color:var(--blue)}
.models a:hover svg{transform:translateX(4px)}
@media (max-width:900px){.models{grid-template-columns:1fr 1fr}.models a:nth-child(n){padding-left:0;border-left:0}.models a:nth-child(2n){padding-left:20px;border-left:1px solid var(--line)}}
@media (max-width:560px){.models{grid-template-columns:1fr}.models a:nth-child(n){padding-left:0;border-left:0}}

/* steps */
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:34px;counter-reset:s}
.steps li{counter-increment:s;border-top:3px solid var(--blue);padding-top:18px}
.steps li::before{content:counter(s);font:800 italic 2.4rem/1 var(--display);color:var(--blue);display:block;margin-bottom:10px}
.sec.dark .steps li{border-color:var(--red)}
.sec.dark .steps li::before{color:#ff5a61}
.steps p{color:var(--muted);margin:0}
.sec.dark .steps p{color:#b9c2d1}
@media (max-width:780px){.steps{grid-template-columns:1fr;gap:26px}}

/* why list */
.why{display:grid;grid-template-columns:repeat(2,1fr);gap:28px 48px}
.why div{display:grid;grid-template-columns:28px 1fr;gap:4px 14px}
.why svg{width:24px;height:24px;color:var(--blue);margin-top:3px;grid-row:span 2}
.why h3{margin:0}
.why p{margin:0;color:var(--muted)}
@media (max-width:720px){.why{grid-template-columns:1fr}}

/* split + areas */
.split>*{min-width:0}
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:56px;align-items:start}
@media (max-width:860px){.split{grid-template-columns:minmax(0,1fr);gap:30px}}
.areas{columns:3 170px;column-gap:24px;list-style:none;padding:0;margin:0}
.areas li{break-inside:avoid;padding:5px 0;border-bottom:1px dashed var(--line)}
.areas-group h3{margin-top:26px}

/* faq */
.faq details{border-bottom:1px solid var(--line);padding:4px 0}
.faq summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:16px;padding:16px 0;font:700 1.15rem/1.3 var(--display)}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font:400 1.6rem/1 var(--text);color:var(--blue);transition:transform .2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{color:var(--muted);margin:0 0 16px}

/* page header for inner pages */
.page-head{background:var(--graphite);color:#fff;position:relative;overflow:hidden}
.page-head .lines{position:absolute;inset:0;width:100%;height:100%;opacity:.45;pointer-events:none}
.page-head .wrap{position:relative;padding-block:56px 60px}
.page-head h1{font-size:clamp(2.2rem,5vw,3.8rem)}
.crumbs{font-size:.92rem;color:#aeb7c6;margin-bottom:14px}
.crumbs a{color:#dfe5ef}
.prose h2{margin-top:1.4em}
.prose ul{padding-left:1.2em}
.prose li{margin-bottom:.4em}
.aside{position:sticky;top:92px}

/* cta band */
.cta{background:var(--blue);color:#fff}
.cta .wrap{display:flex;flex-wrap:wrap;gap:22px;align-items:center;justify-content:space-between;padding-block:44px}
.cta h2{margin:0;font-size:clamp(1.6rem,3vw,2.3rem)}
.cta .btns{display:flex;flex-wrap:wrap;gap:12px}
.cta .btn{background:#fff;color:var(--blue)}
.cta .btn:hover{background:#eaf1ff;color:var(--blue-ink)}
.cta .btn.ghost{background:transparent;color:#fff}

/* footer */
.site-foot{background:#14171c;color:#aeb7c6;font-size:.97rem}
.site-foot .wrap{padding-block:54px 30px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:34px}
.site-foot h2{font-size:1.05rem;color:#fff;margin-bottom:12px}
.site-foot ul{list-style:none;margin:0;padding:0}
.site-foot li{margin-bottom:7px}
.site-foot a{color:#dfe5ef;text-decoration:none}
.site-foot a:hover{color:#fff;text-decoration:underline}
.social{display:flex;gap:10px;margin-top:16px}
.social a{width:42px;height:42px;border-radius:50%;background:#232833;display:grid;place-items:center}
.social a:hover{background:var(--blue)}
.social svg{width:20px;height:20px;color:#fff}
.legal{border-top:1px solid #262c36;margin-top:36px;padding-top:20px;font-size:.88rem;color:#8a94a6}
.legal p{max-width:none;margin:0 0 6px}
@media (max-width:860px){.foot-grid{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.foot-grid{grid-template-columns:1fr}}

/* sticky mobile bar */
.mbar{display:none}
@media (max-width:700px){
  .mbar{display:grid;grid-template-columns:1fr 1fr 1fr;position:fixed;left:0;right:0;bottom:0;z-index:30;background:var(--graphite);border-top:1px solid #333b48}
  .mbar a{color:#fff;text-decoration:none;text-align:center;padding:12px 4px;font-weight:700;font-size:.95rem}
  .mbar a.q{background:var(--blue)}
  .mbar a.w{background:#1f9d55}
  body{padding-bottom:50px}
}

/* thank you */
.done-mark{width:64px;height:64px;border-radius:50%;background:var(--ok);display:grid;place-items:center;margin-bottom:18px}
.done-mark svg{width:34px;height:34px;color:#fff}

@media (max-width:520px){.plate{height:64px}.plate input{font-size:1.9rem}.plate input::placeholder{font-size:1.3rem}.quote{padding:20px}}
.brand svg{width:30px;height:30px}
.city-list{display:flex;flex-wrap:wrap;gap:8px;list-style:none;padding:0;margin:18px 0 0}
.city-list li{border:1.5px solid #c9d1dd;border-radius:999px;padding:6px 14px;font-weight:600;background:var(--white)}

/* photos */
.eras{position:relative}
.eras ol{grid-auto-columns:minmax(232px,252px);padding-bottom:14px}
.eras ol:focus-visible{outline:3px solid #5b8cff;outline-offset:6px}
.era-pic{margin:0 0 16px;aspect-ratio:3/2;overflow:hidden;border-radius:6px;background:#e3e8f0}
.era-pic img{width:100%;height:100%;object-fit:cover}
.eras li:first-child .era-pic img,.eras li:nth-child(2) .era-pic img{filter:saturate(.85) sepia(.12)}
.era-nav{position:absolute;right:0;top:-74px;display:flex;gap:8px}
.era-btn{width:44px;height:44px;border-radius:50%;border:1.5px solid #c9d1dd;background:var(--white);color:var(--blue);display:grid;place-items:center;cursor:pointer}
.era-btn:hover{border-color:var(--blue)}
.era-btn svg{width:20px;height:20px}
.era-btn[data-dir="-1"] svg{transform:rotate(180deg)}
.era-btn:disabled{opacity:.35;cursor:default}
@media (max-width:700px){.era-nav{display:none}.eras ol{grid-auto-columns:minmax(220px,78vw)}}

.models a{align-items:center}
.models a .thumb{width:96px;height:64px;object-fit:cover;border-radius:5px;flex:none;background:#e3e8f0}
.models a>div{flex:1;min-width:0}

.page-head.has-pic .wrap{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:44px;align-items:center;padding-block:44px 48px}
.head-pic{margin:0;aspect-ratio:3/2;overflow:hidden;border-radius:10px;box-shadow:0 24px 50px -24px rgba(0,0,0,.7)}
.head-pic img{width:100%;height:100%;object-fit:cover}
@media (max-width:860px){.page-head.has-pic .wrap{grid-template-columns:minmax(0,1fr);gap:24px}}
.legal a{color:#aeb7c6}