/* ==========================================================================
   New Tires Only — design tokens
   Black / safety yellow / white — classic tire-shop palette.
   ========================================================================== */
:root{
  --ink-950:#0a0a0a; --ink-900:#141414; --ink-800:#1e1e1e; --ink-700:#2b2b2b;
  --yellow:#ffc400; --yellow-dark:#e0a800; --yellow-soft:#fff3cc;
  --white:#ffffff; --paper:#f6f6f4; --bone:#fbfbfa;
  --ink:#0f0f0f; --ink-soft:#5b5b58;
  --radius-lg:22px; --radius-md:14px; --radius-sm:8px; --radius-pill:999px;
  --shadow-sm:0 1px 2px rgba(0,0,0,.14); --shadow-md:0 8px 24px rgba(0,0,0,.18); --shadow-lg:0 24px 60px rgba(0,0,0,.34);
  --max-w:1240px; --nav-h:84px; --ease:cubic-bezier(.16,1,.3,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
}
body{margin:0;background:var(--bone);color:var(--ink);font-family:"Inter",-apple-system,BlinkMacSystemFont,sans-serif;font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
h1,h2,h3,h4{font-family:"Space Grotesk","Inter",sans-serif;font-weight:700;letter-spacing:-.01em;margin:0;color:var(--ink)}
p{margin:0}
a{color:inherit;text-decoration:none}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit;cursor:pointer}
.wrap{max-width:var(--max-w);margin:0 auto;padding:0 24px}

/* ---- header ---- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(10,10,10,.97);backdrop-filter:blur(8px);box-shadow:var(--shadow-sm)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;height:var(--nav-h);gap:20px}
.brand{display:flex;align-items:center;gap:10px}
.brand-mark{width:46px;height:46px;flex:0 0 auto}
.brand-mark svg{width:100%;height:100%;animation:spin 9s linear infinite}
.brand-text{color:#fff;font-family:"Space Grotesk";font-weight:700;font-size:18px;line-height:1.1}
.brand-text span{display:block;font-family:"Inter";font-weight:600;font-size:10.5px;letter-spacing:.1em;color:var(--yellow);text-transform:uppercase}
.main-nav{display:flex;gap:26px}
.main-nav a{color:#e7e7e3;font-weight:600;font-size:14.5px;transition:color .2s}
.main-nav a:hover{color:var(--yellow)}
.header-cta{display:flex;align-items:center;gap:14px}
.header-phone{color:#fff;font-weight:700;font-size:14.5px;display:flex;align-items:center;gap:6px}
.nav-toggle{display:none;background:none;border:none;color:#fff;font-size:26px;padding:4px}

.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 22px;border-radius:var(--radius-pill);font-weight:700;font-size:14.5px;border:none;transition:transform .2s var(--ease),box-shadow .2s var(--ease)}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--yellow);color:var(--ink-950);box-shadow:0 10px 24px rgba(255,196,0,.35)}
.btn-ghost{background:rgba(255,255,255,.1);color:#fff;border:1px solid rgba(255,255,255,.3)}
.btn-block{width:100%;justify-content:center}

.mobile-nav{display:none;position:fixed;top:var(--nav-h);left:0;right:0;background:var(--ink-900);z-index:49;flex-direction:column;padding:18px 24px 26px;gap:4px;box-shadow:var(--shadow-md)}
.mobile-nav.open{display:flex}
.mobile-nav a{color:#eee;font-weight:600;padding:12px 4px;border-bottom:1px solid rgba(255,255,255,.08)}
.mobile-nav .btn{margin-top:14px}

/* ---- tire spin keyframe (shared) ---- */
@keyframes spin{from{transform:rotate(0deg)}to{transform:rotate(360deg)}}

/* ---- hero ---- */
.hero{position:relative;background:radial-gradient(circle at 82% 15%,#242118,transparent 55%),linear-gradient(165deg,var(--ink-950),var(--ink-800) 65%);overflow:hidden;padding:56px 0 64px}
.hero-tire-bg{position:absolute;right:-120px;top:50%;transform:translateY(-50%);width:520px;height:520px;opacity:.08;animation:spin 60s linear infinite}
.hero .wrap{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center}
.hero-badges{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:18px}
.hero-badge{display:inline-flex;align-items:center;gap:6px;background:rgba(255,255,255,.1);color:#f1f1ec;padding:7px 14px;border-radius:var(--radius-pill);font-size:13px;font-weight:600;border:1px solid rgba(255,255,255,.16)}
.hero-badge.accent{background:var(--yellow);color:var(--ink-950);border:none}
h1{color:#fff;font-size:clamp(32px,4.6vw,54px);line-height:1.08}
h1 em{color:var(--yellow);font-style:normal}
.hero-sub{color:#cfcfc7;font-size:16.5px;max-width:520px;margin-top:16px}
.hero-actions{display:flex;gap:14px;margin-top:26px;flex-wrap:wrap}
.hero-stats{display:flex;gap:28px;margin-top:32px;flex-wrap:wrap}
.stat strong{display:block;color:#fff;font-family:"Space Grotesk";font-size:19px}
.stat span{color:#a7a79f;font-size:13px}
.hero-visual{position:relative}
.hero-photo{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg);border:4px solid rgba(255,255,255,.1)}
.hero-photo img{width:100%;height:460px;object-fit:cover}
.photo-caption{position:absolute;left:16px;bottom:16px;background:rgba(10,10,10,.75);color:#fff;padding:8px 14px;border-radius:var(--radius-pill);font-size:12.5px;font-weight:600;display:flex;align-items:center;gap:6px;backdrop-filter:blur(6px)}
.photo-caption .chip{background:var(--yellow);color:var(--ink-950);padding:2px 8px;border-radius:var(--radius-pill);font-size:10.5px;font-weight:800;letter-spacing:.04em;text-transform:uppercase}

/* ---- trust strip ---- */
.trust-strip{background:var(--ink-950)}
.trust-strip .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding:28px 24px}
.trust-item{display:flex;gap:12px;align-items:flex-start}
.trust-item i{font-size:22px;color:var(--yellow);margin-top:2px}
.trust-item strong{display:block;font-size:14.5px;color:#fff}
.trust-item span{color:#a7a79f;font-size:13px}

/* ---- section shell ---- */
section{padding:72px 0}
.section-head{max-width:640px;margin-bottom:38px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{display:inline-flex;align-items:center;gap:7px;color:var(--yellow-dark);font-weight:700;font-size:13px;text-transform:uppercase;letter-spacing:.06em;margin-bottom:10px}
.section-head h2{font-size:clamp(25px,3vw,36px)}
.section-head p{color:var(--ink-soft);margin-top:12px;font-size:15.5px}

/* ---- sizes grid ---- */
.sizes-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:12px}
.size-chip{background:#fff;border:1.5px solid #eee;border-radius:var(--radius-md);padding:16px 10px;text-align:center;box-shadow:var(--shadow-sm);transition:transform .2s var(--ease),border-color .2s}
.size-chip:hover{transform:translateY(-3px);border-color:var(--yellow)}
.size-chip strong{display:block;font-family:"Space Grotesk";font-size:18px}
.size-chip span{display:block;color:var(--ink-soft);font-size:11.5px;margin-top:2px}
.sizes-note{margin-top:20px;color:var(--ink-soft);font-size:14px;text-align:center}

/* ---- warehouse feature ---- */
.warehouse{position:relative;padding:0}
.warehouse-photo{position:relative;height:440px;overflow:hidden}
.warehouse-photo img{width:100%;height:100%;object-fit:cover}
.warehouse-photo::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(10,10,10,.88),rgba(10,10,10,.35) 55%,rgba(10,10,10,.1))}
.warehouse-copy{position:absolute;inset:0;display:flex;align-items:center}
.warehouse-copy .wrap{max-width:640px}
.warehouse-copy .eyebrow{color:var(--yellow)}
.warehouse-copy h2{color:#fff}
.warehouse-copy p{color:#d8d8d0;margin-top:14px;font-size:15.5px}
.warehouse-chip{position:absolute;top:24px;left:24px;background:var(--yellow);color:var(--ink-950);padding:6px 14px;border-radius:var(--radius-pill);font-size:11.5px;font-weight:800;letter-spacing:.05em;text-transform:uppercase;z-index:2}

/* ---- brands / trust row ---- */
.brands{background:var(--paper)}
.brands-row{display:flex;flex-wrap:wrap;gap:14px;justify-content:center}
.brand-pill{background:#fff;border:1.5px solid #eee;border-radius:var(--radius-pill);padding:10px 22px;font-weight:700;font-size:14px;color:var(--ink-soft)}

/* ---- quote form ---- */
.quote{background:#fff}
.quote .wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:52px}
.quote-info .lead{color:var(--ink-soft);margin-top:10px;font-size:15.5px}
.contact-list a,.contact-list .row{display:flex;align-items:center;gap:10px;color:var(--ink-soft);font-size:14.5px;margin-top:12px}
.contact-list i{color:var(--yellow-dark)}
.social-row{display:flex;gap:12px;margin-top:22px}
.social-row a{width:40px;height:40px;border-radius:50%;background:var(--paper);display:flex;align-items:center;justify-content:center;color:var(--ink-950);transition:background .2s,color .2s}
.social-row a:hover{background:var(--yellow)}
.quote-form{background:var(--paper);border-radius:var(--radius-lg);padding:30px}
.quote-form h3{font-size:20px}
.form-sub{color:var(--ink-soft);font-size:13.5px;margin-top:6px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:22px 0}
.field.full{grid-column:1/-1}
.field label{display:block;font-size:12.5px;font-weight:700;color:var(--ink-soft);margin-bottom:6px}
.field input,.field select,.field textarea{width:100%;padding:12px 14px;border:1.5px solid #ddd;border-radius:var(--radius-sm);font-family:inherit;font-size:14.5px;background:#fff}
.field textarea{min-height:80px;resize:vertical}
.form-note{color:var(--ink-soft);font-size:12px;margin-top:12px;display:flex;gap:6px;align-items:center}

/* ---- map ---- */
.area{background:var(--paper)}
.area-inner{border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-md);margin-top:24px}
.area-map{width:100%;height:340px;border:0;display:block}

/* ---- footer ---- */
.site-footer{background:var(--ink-950);color:#a7a79f;padding:52px 0 24px}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px}
.footer-brand p{margin-top:12px;font-size:13.5px}
.footer-col h4{color:#fff;font-size:14px;margin-bottom:14px}
.footer-col li{margin-bottom:9px;font-size:13.5px}
.footer-social{display:flex;gap:12px;margin-top:16px}
.footer-social a{width:36px;height:36px;border-radius:50%;background:rgba(255,255,255,.08);display:flex;align-items:center;justify-content:center;color:#fff;transition:background .2s,color .2s}
.footer-social a:hover{background:var(--yellow);color:var(--ink-950)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:32px;padding-top:20px;display:flex;justify-content:space-between;font-size:12.5px;flex-wrap:wrap;gap:8px}

.text-us-fab{position:fixed;right:18px;bottom:18px;z-index:60;background:var(--yellow);color:var(--ink-950);display:flex;align-items:center;gap:8px;padding:14px 18px;border-radius:var(--radius-pill);font-weight:700;font-size:14px;box-shadow:var(--shadow-lg)}

/* ---- reveal-on-scroll ---- */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ==========================================================================
   Mobile
   ========================================================================== */
@media(max-width:900px){
  .main-nav{display:none}
  .nav-toggle{display:block}
  .header-phone span{display:none}
  .hero .wrap,.quote .wrap{grid-template-columns:1fr}
  .hero-visual{order:-1}
  .hero-photo img{height:280px}
  .hero-tire-bg{display:none}
  .trust-strip .wrap{grid-template-columns:1fr 1fr}
  .sizes-grid{grid-template-columns:repeat(3,1fr)}
  .warehouse-photo{height:auto;min-height:520px}
  .form-grid{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr}
  section{padding:52px 0}
}
@media(max-width:520px){
  .hero{padding:40px 0 48px}
  .hero-stats{gap:20px}
  .header-cta .btn span{display:none}
  .text-us-fab span{display:none}
  .text-us-fab{padding:14px;border-radius:50%}
  .sizes-grid{grid-template-columns:repeat(2,1fr)}
}