/* Vantage Paint Protection Studio — Frontbay custom build example (fictional shop). */
:root{
  color-scheme:dark;
  --bg:#070A0E;--bg2:#0B1016;--panel:#0F151D;--panel2:#141C26;--line:#1C2632;--line2:#283444;
  --text:#EAF0F6;--mute:#93A1B3;--dim:#5F6C7C;
  --ice:#7FD8FF;--ice-2:#3BB6F0;--ice-dk:#0E6A93;--silver:#C9D3DE;
  --r:20px;
  --display:"Space Grotesk","Helvetica Neue",Arial,sans-serif;
  --body:"Inter","Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--bg)}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.65 var(--body);-webkit-font-smoothing:antialiased;overflow-x:hidden}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}html{scroll-behavior:auto}}
a{color:inherit}
img,svg{display:block;max-width:100%}
.wrap{max-width:1200px;margin:0 auto;padding-inline:24px}
@media (max-width:520px){.wrap{padding-inline:16px}}
h1,h2,h3,h4{font-family:var(--display);font-weight:600;letter-spacing:-.035em;line-height:1.02;margin:0;color:#fff}
p{margin:0}
.eyebrow{font:600 12px/1.2 var(--body);letter-spacing:.2em;text-transform:uppercase;color:var(--ice)}
.lede{font-size:clamp(17px,1.6vw,20px);color:var(--mute);max-width:36em}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;border:0;border-radius:999px;padding:16px 26px;font:600 15px var(--body);text-decoration:none;cursor:pointer;transition:transform .15s,box-shadow .2s,background .2s}
.btn-ice{background:linear-gradient(180deg,#A8E6FF,var(--ice));color:#04121B;box-shadow:0 12px 36px -12px rgba(127,216,255,.65)}
.btn-ice:hover{transform:translateY(-1px);box-shadow:0 16px 40px -12px rgba(127,216,255,.85)}
.btn-line{background:rgba(255,255,255,.04);color:#fff;box-shadow:inset 0 0 0 1px rgba(255,255,255,.16)}
.btn-line:hover{background:rgba(255,255,255,.08)}
.demo-bar{background:#0E1A24;color:var(--ice);text-align:center;font-size:13px;padding:8px 16px;border-bottom:1px solid var(--line)}
.demo-bar a{color:#fff}

/* NAV */
.nav{position:sticky;top:0;z-index:40;background:rgba(7,10,14,.7);backdrop-filter:blur(16px) saturate(140%);border-bottom:1px solid transparent;transition:border-color .2s}
.nav.scrolled{border-color:var(--line)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:74px;gap:18px}
.logo{display:flex;align-items:center;gap:12px;text-decoration:none}
.logo svg{width:34px;height:34px}
.logo b{font:600 17px var(--display);letter-spacing:.24em}
.logo small{display:block;font:500 10px var(--body);letter-spacing:.3em;color:var(--mute);margin-top:2px}
.links{display:flex;gap:28px;font-size:14.5px;color:var(--mute)}
.links a{text-decoration:none;position:relative}.links a:hover,.links a[aria-current=page]{color:#fff}
.links a[aria-current=page]::after{content:"";position:absolute;left:0;right:0;bottom:-8px;height:2px;background:var(--ice);border-radius:2px}
.nav .btn{padding:12px 18px;font-size:14px}
.burger{display:none;background:none;border:0;color:#fff;width:44px;height:44px;cursor:pointer}
@media (max-width:920px){.links{display:none}.burger{display:block}
  .links.open{display:flex;position:absolute;top:74px;left:0;right:0;flex-direction:column;gap:0;background:rgba(7,10,14,.97);border-bottom:1px solid var(--line);padding:8px 24px 18px}
  .links.open a{padding:14px 0;border-bottom:1px solid var(--line);font-size:17px;color:#fff}.links.open a::after{display:none}}
@media (max-width:520px){.nav .cta-desk{display:none}}

/* HERO */
.hero{position:relative;overflow:hidden;padding:52px 0 40px;isolation:isolate}
.hero::before{content:"";position:absolute;inset:-20% -10% auto;height:120%;z-index:-2;background:radial-gradient(50% 45% at 70% 40%,rgba(59,182,240,.16),transparent 70%),radial-gradient(40% 40% at 10% 0%,rgba(201,211,222,.08),transparent 70%)}
.grid-floor{position:absolute;left:-10%;right:-10%;bottom:-2px;height:46%;z-index:-1;background:linear-gradient(rgba(127,216,255,.10) 1px,transparent 1px) 0 0/100% 38px,linear-gradient(90deg,rgba(127,216,255,.10) 1px,transparent 1px) 0 0/64px 100%;transform:perspective(600px) rotateX(62deg);transform-origin:50% 100%;-webkit-mask-image:linear-gradient(0deg,#000,transparent 85%);mask-image:linear-gradient(0deg,#000,transparent 85%)}
.hero h1{font-size:clamp(44px,6.4vw,92px);max-width:12ch}
.hero h1 span{background:linear-gradient(100deg,#fff 0%,var(--silver) 30%,var(--ice) 60%,#fff 90%);background-size:220% 100%;-webkit-background-clip:text;background-clip:text;color:transparent;animation:sheen 7s ease-in-out infinite}
@keyframes sheen{50%{background-position:100% 0}}
.hero .lede{margin-top:22px}
.hero-ctas{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.car-stage{position:relative;margin:-40px 0 0 auto;max-width:980px}
@media (max-width:900px){.car-stage{margin-top:24px}}
.car-stage svg{width:100%;height:auto;filter:drop-shadow(0 40px 50px rgba(0,0,0,.7))}
.sweep{animation:sweep 5.5s cubic-bezier(.5,0,.3,1) infinite}
@keyframes sweep{0%{transform:translateX(-900px)}60%,100%{transform:translateX(900px)}}
.spec{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin-top:10px}
.spec div{padding:22px 18px;border-left:1px solid var(--line)}.spec div:first-child{border-left:0}
.spec b{display:block;font:600 26px var(--display);letter-spacing:-.03em;color:#fff}
.spec span{font-size:13.5px;color:var(--mute)}
@media (max-width:760px){.spec{grid-template-columns:1fr 1fr}.spec div:nth-child(3){border-left:0}.spec div:nth-child(n+3){border-top:1px solid var(--line)}}

/* SECTIONS */
.sec{padding:120px 0}
@media (max-width:700px){.sec{padding:84px 0}}
.head{max-width:760px;margin-bottom:52px}
.head h2{font-size:clamp(36px,5vw,64px);margin-top:16px}
.head p{color:var(--mute);font-size:18px;margin-top:18px}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
@media (max-width:940px){.cards{grid-template-columns:1fr}}
.svc{position:relative;display:flex;flex-direction:column;gap:14px;padding:28px;border-radius:var(--r);background:linear-gradient(180deg,var(--panel2),var(--panel));border:1px solid var(--line);text-decoration:none;overflow:hidden;transition:transform .2s,border-color .2s}
.svc:hover{transform:translateY(-3px);border-color:var(--line2)}
.svc .ico{width:52px;height:52px;border-radius:14px;display:grid;place-items:center;background:rgba(127,216,255,.08);box-shadow:inset 0 0 0 1px rgba(127,216,255,.25)}
.svc h3{font-size:26px}
.svc p{color:var(--mute)}
.svc .from{margin-top:auto;padding-top:16px;border-top:1px solid var(--line);display:flex;justify-content:space-between;align-items:baseline;color:var(--mute);font-size:14px}
.svc .from b{font:600 22px var(--display);color:#fff}
.svc .go{color:var(--ice);font-weight:600;font-size:14px}

.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
@media (max-width:940px){.split{grid-template-columns:1fr;gap:32px}}
.panel{background:linear-gradient(180deg,var(--panel2),var(--panel));border:1px solid var(--line);border-radius:24px;padding:28px}
.steps{list-style:none;margin:0;padding:0;counter-reset:s;display:grid;gap:10px}
.steps li{counter-increment:s;display:grid;grid-template-columns:44px 1fr;gap:16px;padding:18px;border-radius:16px;background:rgba(255,255,255,.02);border:1px solid var(--line)}
.steps li::before{content:counter(s,decimal-leading-zero);font:600 15px var(--display);color:var(--ice);padding-top:2px}
.steps b{color:#fff;display:block}.steps span{color:var(--mute);font-size:15px}

/* COVERAGE MAP */
.cov{display:grid;grid-template-columns:320px 1fr;gap:40px;align-items:center}
@media (max-width:860px){.cov{grid-template-columns:1fr}.cov svg{max-width:260px;margin:0 auto}}
.cov svg .z{fill:rgba(255,255,255,.035);stroke:rgba(201,211,222,.28);stroke-width:1.2;transition:fill .35s,stroke .35s}
.cov svg .z.on{fill:rgba(127,216,255,.35);stroke:var(--ice)}
.cov svg .glass{fill:rgba(20,30,42,.9);stroke:rgba(201,211,222,.2)}
.pk{display:grid;gap:10px}
.pk button{display:grid;grid-template-columns:1fr auto;gap:4px 16px;text-align:left;padding:18px 20px;border-radius:16px;border:1px solid var(--line);background:rgba(255,255,255,.02);color:var(--text);font:inherit;cursor:pointer;transition:border-color .2s,background .2s}
.pk button b{font:600 19px var(--display);color:#fff}
.pk button em{font-style:normal;font:600 17px var(--display);color:var(--ice);align-self:center;grid-row:span 2}
.pk button span{color:var(--mute);font-size:14px}
.pk button[aria-pressed=true]{border-color:var(--ice);background:rgba(127,216,255,.06);box-shadow:0 0 0 1px var(--ice) inset}

/* TINT */
.tint-stage{position:relative;border-radius:24px;overflow:hidden;background:radial-gradient(80% 80% at 50% 0%,#F4C98A 0%,#E48B5A 40%,#3C4F6B 80%);padding:40px 20px 10px}
.tint-stage svg{width:100%}
.tint-stage .win{transition:fill-opacity .35s}
.shades{display:grid;grid-template-columns:repeat(5,1fr);gap:8px;margin-top:18px}
.shades button{border:1px solid var(--line);background:rgba(255,255,255,.02);color:#fff;border-radius:14px;padding:12px 6px;font:600 16px var(--display);cursor:pointer}
.shades button small{display:block;font:500 11px var(--body);color:var(--mute);margin-top:2px}
.shades button[aria-pressed=true]{border-color:var(--ice);box-shadow:0 0 0 1px var(--ice) inset;background:rgba(127,216,255,.06)}
.note{font-size:13.5px;color:var(--dim);margin-top:12px}

/* CERAMIC */
.bead{position:relative;height:320px;border-radius:24px;overflow:hidden;background:linear-gradient(160deg,#0F2230,#060B10 70%);border:1px solid var(--line)}
.bead i{position:absolute;border-radius:50%;background:radial-gradient(circle at 35% 30%,rgba(255,255,255,.95),rgba(170,225,255,.55) 30%,rgba(60,120,160,.25) 70%,transparent 72%);box-shadow:0 6px 12px rgba(0,0,0,.35);animation:roll linear infinite}
@keyframes roll{from{transform:translate(0,-40px)}to{transform:translate(120px,380px)}}
.tiers{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
@media (max-width:900px){.tiers{grid-template-columns:1fr}}
.tier{padding:26px;border-radius:20px;border:1px solid var(--line);background:linear-gradient(180deg,var(--panel2),var(--panel));display:flex;flex-direction:column;gap:12px}
.tier.hot{border-color:rgba(127,216,255,.5);box-shadow:0 30px 60px -40px rgba(59,182,240,.6)}
.tier h3{font-size:24px}.tier .p{font:600 34px var(--display);color:#fff}.tier .p small{font:500 14px var(--body);color:var(--mute)}
.tier ul{list-style:none;padding:0;margin:0;display:grid;gap:8px;color:#D6DEE8;font-size:15px}
.tier li::before{content:"—";color:var(--ice);margin-right:10px}

/* QUOTE WIZARD */
.qz{max-width:760px;margin:0 auto}
.prog{display:flex;gap:6px;margin-bottom:26px}.prog i{flex:1;height:3px;border-radius:3px;background:var(--line)}.prog i.on{background:var(--ice)}
.qstep{display:none}.qstep.on{display:block;animation:fade .35s ease}
@keyframes fade{from{opacity:0;transform:translateY(6px)}}
.qstep h3{font-size:clamp(26px,3.4vw,36px);margin-bottom:18px}
.opts{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
@media (max-width:560px){.opts{grid-template-columns:1fr}}
.opts button{text-align:left;padding:18px;border-radius:16px;border:1px solid var(--line);background:rgba(255,255,255,.02);color:#fff;font:600 17px var(--display);cursor:pointer}
.opts button small{display:block;font:500 13.5px var(--body);color:var(--mute);margin-top:4px}
.opts button[aria-pressed=true]{border-color:var(--ice);box-shadow:0 0 0 1px var(--ice) inset;background:rgba(127,216,255,.06)}
.fld{display:grid;gap:6px;margin-bottom:12px;font-size:13.5px;font-weight:600;color:var(--mute)}
.fld input,.fld textarea,.fld select{width:100%;background:#05080B;border:1px solid var(--line2);border-radius:12px;padding:15px;font:500 16px var(--body);color:#fff}
.fld textarea{min-height:110px;resize:vertical}
.fld input:focus,.fld textarea:focus,.fld select:focus{outline:2px solid var(--ice);outline-offset:1px;border-color:transparent}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:12px}@media (max-width:560px){.row2{grid-template-columns:1fr}}
.qnav{display:flex;justify-content:space-between;gap:10px;margin-top:22px}
.sum{display:grid;grid-template-columns:auto 1fr;gap:10px 18px;padding:20px;border-radius:16px;border:1px solid var(--line);background:rgba(255,255,255,.02)}
.sum dt{color:var(--mute)}.sum dd{margin:0;color:#fff}
.ok{padding:14px 16px;border-radius:12px;background:rgba(127,216,255,.08);color:var(--ice);margin-top:14px}
.err{background:rgba(240,120,100,.1);color:#F4A493}
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}

/* FOOTER */
.cta-band{position:relative;overflow:hidden;border-radius:28px;padding:56px;background:radial-gradient(70% 120% at 100% 0%,rgba(59,182,240,.25),transparent 60%),linear-gradient(180deg,var(--panel2),var(--panel));border:1px solid var(--line2);display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
@media (max-width:600px){.cta-band{padding:30px}}
.cta-band h2{font-size:clamp(32px,4.4vw,52px);max-width:14ch}
footer{border-top:1px solid var(--line);padding:48px 0 110px;color:var(--mute);font-size:14px}
@media (min-width:761px){footer{padding-bottom:48px}}
footer .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:28px}
@media (max-width:760px){footer .cols{grid-template-columns:1fr 1fr}}
footer b{color:#fff;display:block;margin-bottom:8px;font-weight:600}
footer a{text-decoration:none;display:block;padding:3px 0}footer a:hover{color:#fff}
.mcall{position:fixed;left:12px;right:12px;bottom:calc(12px + env(safe-area-inset-bottom,0px));z-index:50;display:none;gap:8px}
.mcall a{flex:1}
@media (max-width:760px){.mcall{display:flex}}

.js .reveal{opacity:0;transform:translateY(18px);transition:opacity .7s ease,transform .7s ease}
.js .reveal.in{opacity:1;transform:none}
.cov svg .z.sub:not(.on){fill:none;stroke:none}