/* =========================================================================
   ZIMMOTOR — base.css v1.0 (from-scratch redesign 2026-10-06)
   Shared design tokens, layout, navigation, footer, buttons.
   Loaded by every page. Each page additionally inlines page-specific styles
   in a <style> block.
   ========================================================================= */
:root{
  --ink:#0f172a; --ink-soft:#334155; --ink-mute:#64748b;
  --steel:#1e3a5f; --steel-deep:#0f2545; --steel-soft:#dbe4ee;
  --earth:#c89968; --earth-deep:#a37440; --earth-soft:#f1e4d3;
  --paper:#f7f4ef; --paper-card:#ffffff; --line:#e5e0d6;
  --ok:#3f7c4d; --warn:#b45309;
  --shadow:0 1px 2px rgba(15,23,42,.04), 0 8px 24px rgba(15,23,42,.06);
  --shadow-hover:0 2px 4px rgba(15,23,42,.06), 0 16px 40px rgba(15,23,42,.10);
  --serif:Georgia,"Times New Roman",Cambria,serif;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --max:1240px;
  --pad:28px;
}
[data-theme="dark"]{
  --ink:#e8edf4; --ink-soft:#cbd5e1; --ink-mute:#94a3b8;
  --steel:#5b8ec9; --steel-deep:#7ba6dc; --steel-soft:#1f2a37;
  --earth:#d4a878; --earth-deep:#e8c198; --earth-soft:#2a221a;
  --paper:#0b1320; --paper-card:#15202b; --line:#1f2a37;
  --shadow:0 1px 2px rgba(0,0,0,.3), 0 8px 24px rgba(0,0,0,.4);
  --shadow-hover:0 2px 4px rgba(0,0,0,.4), 0 16px 40px rgba(0,0,0,.5);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
html,body{margin:0;padding:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased}
body{min-height:100vh}
img,svg{display:block;max-width:100%}
a{color:var(--steel);text-decoration:none;transition:color .15s}
a:hover{color:var(--steel-deep)}
h1,h2,h3,h4{font-family:var(--serif);font-weight:600;color:var(--ink);margin:0;letter-spacing:-0.01em}
h1{font-size:clamp(40px,5.6vw,64px);line-height:1.05;letter-spacing:-0.02em}
h2{font-size:clamp(28px,3.4vw,40px);line-height:1.15}
h3{font-size:clamp(20px,2vw,24px);line-height:1.3}
h4{font-size:18px;line-height:1.4}
p{margin:0 0 1em 0}
ul,ol{margin:0 0 1em 0;padding-left:24px}
li{margin-bottom:8px}
.micro{font-size:12px;letter-spacing:0.1em;text-transform:uppercase;color:var(--ink-mute);font-weight:600}
.eyebrow{font-size:13px;letter-spacing:0.14em;text-transform:uppercase;color:var(--earth-deep);font-weight:700;margin-bottom:12px}
.lead{font-size:clamp(18px,1.4vw,20px);line-height:1.6;color:var(--ink-soft);max-width:62ch}
.wrap{max-width:var(--max);margin:0 auto;padding:0 var(--pad)}
.section{padding:96px 0}
.section--tight{padding:72px 0}
.section--dark{background:var(--steel-deep);color:#e8edf4}
.section--dark h1,.section--dark h2,.section--dark h3{color:#fff}
.section--dark .lead{color:#cbd5e1}
.section--paper{background:var(--paper)}

/* ---------- top bar (NOT sticky, per user preference) ---------- */
.topbar{padding:20px 0;border-bottom:1px solid var(--line);background:var(--paper)}
.topbar__inner{display:flex;align-items:center;gap:32px}
.brandmark{font-family:var(--serif);font-weight:700;font-size:22px;color:var(--ink);letter-spacing:-0.01em;display:flex;align-items:center;gap:10px}
.brandmark__dot{width:10px;height:10px;background:var(--earth);border-radius:50%;display:inline-block;transition:transform .15s}
.brandmark:hover .brandmark__dot{transform:scale(1.2)}
.nav{margin-left:auto;display:flex;align-items:center;gap:24px}
.nav a{color:var(--ink-soft);font-size:15px;font-weight:500;position:relative;padding:6px 0}
.nav a:hover{color:var(--ink)}
.nav a.is-active{color:var(--ink);font-weight:600}
.nav a.is-active::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--earth)}
.nav__cta{background:var(--steel);color:#fff !important;padding:10px 18px;border-radius:6px;font-weight:600;font-size:14px;letter-spacing:0.02em;transition:background .15s,transform .15s;display:inline-flex;align-items:center;gap:8px}
.nav__cta:hover{background:var(--steel-deep);color:#fff !important;transform:translateY(-1px)}
.nav__util{display:flex;align-items:center;gap:8px;padding-left:8px;border-left:1px solid var(--line);margin-left:8px}
.nav__util button,.nav__util .nav__cta{font-family:var(--sans)}
.nav__utilbtn{font-size:12px;letter-spacing:0.08em;text-transform:uppercase;color:var(--ink-mute);border:1px solid var(--line);padding:6px 10px;border-radius:4px;cursor:pointer;background:transparent;font-family:var(--sans);transition:border-color .15s,color .15s}
.nav__utilbtn:hover{border-color:var(--ink-soft);color:var(--ink)}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:10px;padding:14px 24px;border-radius:6px;font-weight:600;font-size:15px;letter-spacing:0.01em;transition:transform .15s,background .15s,border-color .15s,box-shadow .15s;border:1.5px solid transparent;font-family:var(--sans);cursor:pointer;text-decoration:none}
.btn--earth{background:var(--earth);color:#fff}
.btn--earth:hover{background:var(--earth-deep);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-hover)}
.btn--steel{background:var(--steel);color:#fff}
.btn--steel:hover{background:var(--steel-deep);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-hover)}
.btn--ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn--ghost:hover{border-color:var(--ink-soft);color:var(--ink)}
.btn--outline-earth{background:transparent;color:var(--earth-deep);border-color:var(--earth)}
.btn--outline-earth:hover{background:var(--earth);color:#fff}
.btn__arrow{font-family:var(--serif);font-size:18px}
.btn--lg{padding:18px 32px;font-size:17px}

/* ---------- footer ---------- */
.footer{padding:64px 0 48px;background:var(--paper);border-top:1px solid var(--line);margin-top:64px}
.footer__inner{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:48px;margin-bottom:48px}
.footer__brandmark{font-family:var(--serif);font-weight:700;font-size:20px;color:var(--ink);margin-bottom:12px}
.footer__tag{font-size:13px;color:var(--ink-soft);line-height:1.6;max-width:38ch}
.footer__col h5{font-family:var(--sans);font-size:12px;letter-spacing:0.12em;text-transform:uppercase;color:var(--ink-mute);font-weight:700;margin:0 0 16px 0}
.footer__col a{display:block;font-size:14px;color:var(--ink-soft);padding:6px 0;transition:color .15s,padding-left .15s}
.footer__col a:hover{color:var(--ink);padding-left:4px}
.footer__bottom{padding-top:24px;border-top:1px solid var(--line);font-size:12px;color:var(--ink-mute);display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap}

/* ---------- utility ---------- */
.divider{height:1px;background:var(--line);margin:0}
.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}

/* ---------- responsive ---------- */
@media (max-width:980px){
  .section{padding:72px 0}
  .nav{gap:16px}
  .nav a{font-size:14px}
  .footer__inner{grid-template-columns:1fr 1fr;gap:32px}
  .footer{margin-top:48px}
}
@media (max-width:720px){
  body{font-size:16px}
  .wrap{padding:0 20px}
  .topbar__inner{flex-wrap:wrap;gap:16px}
  .nav{order:3;width:100%;gap:12px;flex-wrap:wrap;justify-content:flex-start;margin-left:0;padding-top:12px;border-top:1px solid var(--line)}
  .nav a{font-size:13px}
  .nav__util{order:2;margin-left:auto;padding-left:0;border-left:0}
  .footer__inner{grid-template-columns:1fr;gap:32px}
  .footer__bottom{flex-direction:column;align-items:flex-start}
}
/* ---------- WhatsApp floating button (all pages) ---------- */
.wa-float{position:fixed;right:18px;bottom:18px;z-index:60;width:54px;height:54px;border-radius:50%;background:#25D366;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 18px rgba(15,23,42,.28);transition:transform .15s}
.wa-float:hover{transform:scale(1.07)}
.wa-float svg{width:28px;height:28px;fill:#fff}