/* ============================================================
   ADINATH METAL & PAPER MART — DESIGN TOKENS
   Ported from material/index.html design system.
   ============================================================ */
:root{
  --ink:#10221C;
  --ink-2:#1A322A;
  --pine:#0C5F3F;
  --emerald:#14A15F;
  --copper:#F0722B;
  --copper-deep:#C2571B;
  --brass:#E3A93B;
  --paper:#F6F4EE;
  --kraft:#EFE6D2;
  --white:#FFFFFF;
  --line:#DCE4DD;
  --text:#22312B;
  --muted:#5C6B63;

  --font-display:'Space Grotesk',sans-serif;
  --font-body:'IBM Plex Sans',system-ui,sans-serif;
  --font-mono:'IBM Plex Mono',monospace;

  --radius:14px;
  --radius-sm:9px;
  --shadow:0 10px 34px rgba(16,34,28,.10);
  --shadow-lg:0 24px 60px rgba(16,34,28,.18);
  --wrap:1240px;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
}
html,body{max-width:100%;overflow-x:hidden}
body{
  font-family:var(--font-body);
  color:var(--text);
  background:var(--paper);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button{font:inherit;cursor:pointer;border:none;background:none}
input,select,textarea{font:inherit;width:100%}
:focus-visible{outline:3px solid var(--copper);outline-offset:2px;border-radius:4px}

.wrap{max-width:var(--wrap);margin:0 auto;padding:0 20px}

h1,h2,h3,.display{font-family:var(--font-display);line-height:1.12;color:var(--ink);letter-spacing:-.015em}

.eyebrow{
  font-family:var(--font-mono);font-size:.72rem;font-weight:600;
  letter-spacing:.14em;text-transform:uppercase;color:var(--copper-deep);
  display:inline-flex;align-items:center;gap:.55rem;margin-bottom:.9rem;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--copper)}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  font-weight:600;font-size:.95rem;padding:.85rem 1.5rem;border-radius:999px;
  transition:transform .15s ease, box-shadow .15s ease, background .15s ease;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
.btn-copper{background:linear-gradient(135deg,var(--copper),var(--copper-deep));color:#fff;box-shadow:0 8px 22px rgba(240,114,43,.35)}
.btn-green{background:var(--emerald);color:#fff;box-shadow:0 8px 22px rgba(20,161,95,.3)}
.btn-ghost{background:transparent;color:var(--ink);border:1.5px solid var(--ink)}
.btn-ghost:hover{background:var(--ink);color:#fff}
.btn-wa{background:#1FAF57;color:#fff}
.btn sub{font-size:.68rem;font-weight:500;opacity:.85;vertical-align:baseline}

/* ============ TOPBAR ============ */
.topbar{background:var(--ink);color:#CFE3D8;font-size:.8rem}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:38px;flex-wrap:wrap}
.topbar a{display:inline-flex;align-items:center;gap:.35rem;color:#fff;font-weight:500}
.topbar a:hover{color:var(--brass)}
.topbar .left{display:flex;gap:1.1rem;align-items:center;flex-wrap:wrap}
.badge-gst{font-family:var(--font-mono);font-size:.68rem;background:rgba(227,169,59,.16);color:var(--brass);padding:.15rem .55rem;border-radius:4px;letter-spacing:.06em}

/* ============ HEADER / MEGA MENU ============
   Structural/shared rules only below — ALL desktop mega-menu positioning
   (absolute placement, hover reveal, hidden-attribute override) is scoped
   inside @media (min-width:1081px) further down, so it can never leak into
   the header at tablet/mobile widths. The ≤1080px off-canvas drawer rules
   live in their own @media (max-width:1080px) block. */
.header{
  position:sticky;top:0;z-index:900;background:rgba(246,244,238,.92);
  backdrop-filter:blur(14px);border-bottom:1px solid var(--line);
}
.header .wrap{position:relative;display:flex;align-items:center;gap:1.6rem;min-height:74px}
.logo{display:flex;align-items:center;gap:.65rem;font-family:var(--font-display);font-weight:700;font-size:1.32rem;color:var(--ink);letter-spacing:-.02em}
.logo-mark{width:42px;height:42px;border-radius:12px;flex:0 0 auto;object-fit:contain;background:#fff;box-shadow:inset 0 0 0 3px rgba(255,255,255,.35)}
.logo small{display:block;font-family:var(--font-mono);font-size:.58rem;font-weight:500;color:var(--pine);letter-spacing:.22em;text-transform:uppercase}

.nav{display:flex;align-items:center;gap:.15rem;margin-left:auto}
.nav > li{position:static;display:flex;align-items:center}
.nav > li.nav-close-row{display:none} /* higher specificity than .nav-close-row alone, so this actually wins on desktop */
.nav-row{display:flex;align-items:center}
.nav-link{position:relative;display:flex;align-items:center;gap:.35rem;padding:1.55rem .9rem;font-weight:600;font-size:.92rem;color:var(--ink)}
.nav-link::after{
  content:"";position:absolute;left:.9rem;right:.9rem;bottom:1.05rem;height:3px;border-radius:3px;
  background:linear-gradient(90deg,var(--copper),var(--brass));transform:scaleX(0);transform-origin:left;transition:transform .22s;
}
.nav > li:hover > .nav-link::after,.nav > li:focus-within > .nav-link::after{transform:scaleX(1)}

/* Chevron toggle — small/inline on desktop (pure visual hover indicator,
   like the original design), grows to a real ≥44x44px separate tap target
   at tablet/mobile widths (Section B1) since it becomes an actual button there. */
.nav-chevron{
  display:flex;align-items:center;justify-content:center;
  width:28px;height:28px;flex:0 0 auto;color:var(--copper-deep);background:none;border:none;
  cursor:default;
}
.nav-chevron .chev{font-size:.65rem;transition:transform .2s;display:block}
.nav-chevron[aria-expanded="true"] .chev{transform:rotate(180deg)}

.mega-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:1.4rem}
.mega h4{font-family:var(--font-mono);font-size:.68rem;font-weight:600;text-transform:uppercase;letter-spacing:.14em;color:var(--copper-deep);margin-bottom:.7rem;padding-bottom:.5rem;border-bottom:1px dashed var(--line)}
.mega li a{display:block;padding:.5rem 0;font-size:.88rem;color:var(--muted);transition:color .12s,padding-left .12s;min-height:44px;display:flex;align-items:center}
.mega li a:hover{color:var(--copper-deep);padding-left:.35rem}
.mega li a strong{color:var(--ink);font-weight:600}
.mega-cta{grid-column:1/-1;margin-top:.3rem;background:linear-gradient(120deg,var(--ink),var(--pine));border-radius:var(--radius-sm);padding:1rem 1.3rem;display:flex;align-items:center;justify-content:space-between;gap:1rem;flex-wrap:wrap}
.mega-cta p{color:#D9EFE3;font-size:.86rem}
.mega-cta strong{color:#fff}
.mega-rate{font-family:var(--font-mono);font-size:.8rem;color:var(--brass)}

.header-cta{display:flex;gap:.6rem;align-items:center}
.nav-toggle{
  display:none;position:relative;flex-direction:column;justify-content:center;align-items:center;
  gap:5px;width:44px;height:44px;padding:0;margin-left:auto;background:none;border:none;
}
.nav-toggle span{width:22px;height:2.5px;background:var(--ink);border-radius:2px;transition:transform .25s ease,opacity .2s ease}
/* Hamburger -> X when the drawer is open */
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7.5px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}

.nav-overlay{
  position:fixed;inset:0;z-index:955;background:rgba(16,34,28,.5);
  opacity:0;visibility:hidden;transition:opacity .2s ease,visibility .2s ease;
}
.nav-overlay.open{opacity:1;visibility:visible}
.nav-close{
  display:flex;align-items:center;gap:.4rem;margin-left:auto;padding:.6rem .9rem;
  font-weight:600;font-size:.85rem;color:var(--muted);border-radius:999px;min-height:44px;
}
.nav-close:hover{color:var(--ink);background:var(--paper)}

/* ---------- Desktop (≥1081px): hover mega menus ---------- */
@media (min-width:1081px){
  .mega[hidden]{display:block!important} /* JS-driven hidden attr is mobile-only; desktop always shows via hover */
  .mega{
    position:absolute;top:100%;left:50%;transform:translate(-50%,10px);
    background:#fff;border:1px solid var(--line);border-radius:var(--radius);
    box-shadow:var(--shadow-lg);padding:1.6rem;width:min(920px,94vw);
    opacity:0;visibility:hidden;pointer-events:none;transition:opacity .18s,transform .18s,visibility .18s;
  }
  .mega.mega-sm{width:min(560px,94vw)}
  .nav > li:hover > .mega,.nav > li:focus-within > .mega{opacity:1;visibility:visible;pointer-events:auto;transform:translate(-50%,0)}
  .nav > li:hover .nav-chevron .chev,.nav > li:focus-within .nav-chevron .chev{transform:rotate(180deg)}
}

/* ============ HERO ============ */
.hero{
  position:relative;overflow:hidden;
  background:
    radial-gradient(900px 480px at 88% -10%,rgba(240,114,43,.16),transparent 60%),
    radial-gradient(700px 420px at -8% 110%,rgba(20,161,95,.14),transparent 60%),
    var(--paper);
}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(760px 480px at 30% 20%,#000 0%,transparent 75%);
}
.hero .wrap{position:relative;display:grid;grid-template-columns:1.15fr .85fr;gap:3rem;padding-top:1.4rem;padding-bottom:1.8rem;align-items:center}
.hero h1{font-size:clamp(2.2rem,4.6vw,3.6rem);font-weight:700;margin-bottom:1.1rem}
.hero h1 .cu{background:linear-gradient(100deg,var(--copper) 10%,var(--brass) 55%,var(--copper-deep));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .sub{font-size:1.08rem;color:var(--muted);max-width:34rem;margin-bottom:1.6rem}
.hero-ctas{display:flex;gap:.8rem;flex-wrap:wrap;margin-bottom:1.7rem}
.trust-chips{display:flex;gap:.55rem;flex-wrap:wrap}
.chip{display:inline-flex;align-items:center;gap:.4rem;font-size:.78rem;font-weight:500;background:#fff;border:1px solid var(--line);border-radius:999px;padding:.4rem .85rem;color:var(--pine)}
.chip b{color:var(--ink)}

.lead-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:1.7rem;position:relative}
.lead-card::before{content:"";position:absolute;inset:0 0 auto 0;height:5px;border-radius:var(--radius) var(--radius) 0 0;background:linear-gradient(90deg,var(--copper),var(--brass),var(--emerald))}
.lead-card h3{font-size:1.22rem;margin-bottom:.25rem}
.lead-card .promise{font-family:var(--font-mono);font-size:.72rem;color:var(--emerald);letter-spacing:.08em;text-transform:uppercase;margin-bottom:1.1rem}
.field{margin-bottom:.85rem}
.field label{display:block;font-size:.78rem;font-weight:600;color:var(--ink);margin-bottom:.3rem}
.field input,.field select,.field textarea{border:1.5px solid var(--line);border-radius:var(--radius-sm);padding:.7rem .85rem;background:var(--paper);font-size:.9rem;transition:border-color .12s}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--copper);outline:none;background:#fff}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:.85rem}
.lead-card .btn{width:100%;margin-top:.3rem}
.lead-alt{margin-top:.9rem;text-align:center;font-size:.8rem;color:var(--muted)}
.lead-alt a{color:var(--pine);font-weight:600;text-decoration:underline}
.form-msg{font-size:.85rem;margin-top:.6rem;padding:.6rem .8rem;border-radius:var(--radius-sm);display:none}
.form-msg.ok{display:block;background:rgba(20,161,95,.12);color:var(--pine)}
.form-msg.err{display:block;background:rgba(220,80,60,.12);color:#B8402A}
.hp-field{position:absolute!important;left:-9999px!important;width:1px;height:1px;overflow:hidden;opacity:0!important}

/* ============ TICKER ============ */
.ticker{background:var(--ink);color:#EAF6EF;overflow:hidden;position:relative;border-block:3px solid var(--copper)}
.ticker-label{position:absolute;inset:0 auto 0 0;z-index:2;display:flex;align-items:center;gap:.5rem;background:linear-gradient(90deg,var(--ink) 78%,transparent);padding:0 2.2rem 0 1.2rem;font-family:var(--font-mono);font-size:.72rem;font-weight:600;letter-spacing:.12em;color:var(--brass);text-transform:uppercase}
.dot-live{width:8px;height:8px;border-radius:50%;background:var(--emerald);animation:pulse 1.6s infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(20,161,95,.55)}55%{box-shadow:0 0 0 7px rgba(20,161,95,0)}}
.ticker-track{display:flex;gap:0;width:max-content;animation:tick 46s linear infinite;padding-block:.72rem}
.ticker:hover .ticker-track,.ticker.paused .ticker-track{animation-play-state:paused}
@keyframes tick{to{transform:translateX(-50%)}}
.tick-item{display:inline-flex;align-items:center;gap:.55rem;padding:0 1.6rem;font-family:var(--font-mono);font-size:.84rem;white-space:nowrap;border-right:1px solid rgba(255,255,255,.12)}
.tick-item .mat{color:#9DBCAD}
.tick-item .price{color:#fff;font-weight:600}
.tick-item .up{color:var(--emerald)} .tick-item .dn{color:#E86A5E}
.tick-note{font-size:.66rem;color:#6E8A7C}

/* ============ AREA PAGE HERO ============ */
.area-hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:2.5rem;align-items:center;margin-bottom:1.6rem}
.area-hero-visual{max-width:360px;margin:0 auto;filter:drop-shadow(0 18px 30px rgba(16,34,28,.12))}

/* ============ SECTIONS SHARED ============ */
.section{padding:1rem 0}
.section-head{max-width:44rem;margin-bottom:2.4rem}
.section-head h2{font-size:clamp(1.7rem,3.2vw,2.4rem);margin-bottom:.6rem}
.section-head p{color:var(--muted)}
.section-alt{background:#fff;border-block:1px solid var(--line)}
.section-kraft{background:linear-gradient(180deg,var(--kraft),var(--paper))}

/* ============ SECTOR SLIDER ============ */
.slider-shell{position:relative}
.slider{display:flex;gap:1.1rem;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:.7rem;scrollbar-width:none}
.slider::-webkit-scrollbar{display:none}
.slide{flex:0 0 min(330px,84vw);scroll-snap-align:start;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.6rem;display:flex;flex-direction:column;gap:.7rem;transition:box-shadow .18s,transform .18s;position:relative;overflow:hidden}
.slide:hover{box-shadow:var(--shadow);transform:translateY(-4px)}
.slide-ico{width:52px;height:52px;border-radius:14px;display:grid;place-items:center;font-size:1.5rem;background:linear-gradient(135deg,rgba(240,114,43,.14),rgba(227,169,59,.14))}
.slide h3{font-size:1.12rem}
.slide p{font-size:.88rem;color:var(--muted);flex:1}
.slide .mats{display:flex;flex-wrap:wrap;gap:.35rem}
.slide .mats span{font-family:var(--font-mono);font-size:.66rem;background:var(--paper);border:1px solid var(--line);padding:.2rem .5rem;border-radius:4px;color:var(--pine)}
.slide .go{font-weight:600;font-size:.85rem;color:var(--copper-deep);display:inline-flex;gap:.35rem;align-items:center}
.slider-nav{position:absolute;top:-4.4rem;right:0;display:flex;gap:.5rem}
.slider-btn{width:42px;height:42px;border-radius:50%;border:1.5px solid var(--ink);display:grid;place-items:center;font-size:1rem;color:var(--ink);background:#fff;transition:.15s}
.slider-btn:hover{background:var(--ink);color:#fff}

/* ============ MATERIALS GRID ============ */
.mat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(215px,1fr));gap:1rem}
.mat-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);padding:1.15rem 1.2rem;display:flex;gap:.85rem;align-items:flex-start;transition:.16s}
.mat-card:hover{border-color:var(--copper);box-shadow:var(--shadow);transform:translateY(-3px)}
.mat-card .ico{font-size:1.5rem;line-height:1.2}
.mat-card h3{font-size:.98rem;margin-bottom:.15rem}
.mat-card p{font-size:.78rem;color:var(--muted)}
.mat-card .rate{font-family:var(--font-mono);font-size:.72rem;color:var(--emerald);font-weight:600;margin-top:.3rem;display:block}

/* ============ HOW IT WORKS ============ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:1.2rem;counter-reset:step}
.step{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.9rem 1.4rem 1.5rem}
.step::before{counter-increment:step;content:counter(step,decimal-leading-zero);position:absolute;top:-1rem;left:1.2rem;font-family:var(--font-mono);font-weight:600;font-size:.8rem;background:var(--ink);color:var(--brass);padding:.3rem .6rem;border-radius:6px;letter-spacing:.08em}
.step h3{font-size:1.02rem;margin-bottom:.4rem}
.step p{font-size:.85rem;color:var(--muted)}

/* ============ AREAS ============ */
.area-cloud{display:flex;flex-wrap:wrap;gap:.5rem}
.area-cloud a{font-size:.82rem;font-weight:500;background:#fff;border:1px solid var(--line);border-radius:999px;padding:.42rem .95rem;color:var(--text);transition:.13s}
.area-cloud a:hover{border-color:var(--emerald);color:var(--pine);background:#EDF8F1}
.area-note{margin-top:1.2rem;font-size:.82rem;color:var(--muted)}

/* ============ STATS ============ */
.stats{background:linear-gradient(120deg,var(--ink),var(--ink-2));border-radius:var(--radius);padding:2.6rem 2.2rem;display:grid;grid-template-columns:repeat(4,1fr);gap:1.6rem}
.stat b{display:block;font-family:var(--font-display);font-size:2.1rem;color:#fff;letter-spacing:-.02em}
.stat b em{font-style:normal;color:var(--copper)}
.stat span{font-size:.82rem;color:#9DBCAD}

/* ============ FAQ ============ */
.faq{max-width:56rem}
.faq details{background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);margin-bottom:.7rem;overflow:hidden}
.faq summary{cursor:pointer;list-style:none;padding:1.05rem 1.3rem;font-weight:600;font-size:.95rem;color:var(--ink);display:flex;justify-content:space-between;align-items:center;gap:1rem}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--font-mono);color:var(--copper);font-size:1.15rem;transition:transform .18s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{padding:0 1.3rem 1.15rem;font-size:.88rem;color:var(--muted)}

/* ============ BIG ENQUIRY ============ */
.enquiry{background:linear-gradient(130deg,var(--pine),var(--ink));border-radius:calc(var(--radius) + 6px);overflow:hidden;display:grid;grid-template-columns:1fr 1.1fr}
.enquiry-info{padding:2.8rem 2.6rem;color:#DCEFE4}
.enquiry-info h2{color:#fff;font-size:1.9rem;margin-bottom:.8rem}
.enquiry-info p{font-size:.92rem;margin-bottom:1.4rem}
.contact-lines{display:flex;flex-direction:column;gap:.85rem}
.contact-lines a{display:flex;gap:.8rem;align-items:center;font-weight:600;color:#fff;font-size:.98rem}
.contact-lines a:hover{color:var(--brass)}
.contact-lines .ci{width:38px;height:38px;border-radius:10px;background:rgba(255,255,255,.1);display:grid;place-items:center;font-size:1.05rem;flex:0 0 auto}
.enquiry-form{background:#fff;padding:2.4rem 2.2rem}
.enquiry-form h3{margin-bottom:1.1rem}

/* ============ FOOTER ============ */
.footer{background:var(--ink);color:#A9C4B6;font-size:.85rem}
.footer-top{display:grid;grid-template-columns:1.4fr repeat(4,1fr);gap:2rem;padding:3.4rem 0 2.4rem}
.footer h4{font-family:var(--font-mono);font-size:.7rem;font-weight:600;color:var(--brass);letter-spacing:.14em;text-transform:uppercase;margin-bottom:.9rem}
.footer li a{display:block;padding:.24rem 0;color:#A9C4B6}
.footer li a:hover{color:#fff}
.footer .brand-blurb{max-width:22rem;margin-top:.8rem;font-size:.82rem}
.footer-bar{border-top:1px solid rgba(255,255,255,.1);padding:1.1rem 0;display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;font-size:.76rem;color:#6E8A7C}
.footer .logo{color:#fff}
.footer .logo small{color:var(--emerald)}

/* ============ MOBILE ACTION BAR ============ */
.mob-actions{position:fixed;inset:auto 0 0 0;z-index:950;display:none;grid-template-columns:1fr 1fr 1.3fr;background:#fff;border-top:1px solid var(--line);box-shadow:0 -8px 30px rgba(16,34,28,.14);padding:.55rem .6rem calc(.55rem + env(safe-area-inset-bottom));gap:.55rem}
.mob-actions .btn{padding:.7rem .5rem;font-size:.83rem;border-radius:11px}

/* ============ RESPONSIVE ============ */
@media (max-width:1080px){
  .footer-top{grid-template-columns:1fr 1fr 1fr}
  .steps{grid-template-columns:1fr 1fr}
  .stats{grid-template-columns:1fr 1fr}
}
/* ---------- Tablet + mobile (≤1080px): off-canvas accordion drawer ----------
   Covers iPads (768/834/1024px) as well as phones — the old 960px cutoff
   left tablets stuck in broken desktop hover-menu mode (Section B root cause). */
@media (max-width:1080px){
  .hero .wrap{grid-template-columns:1fr;gap:2.2rem}
  .enquiry{grid-template-columns:1fr}
  .area-hero-grid{grid-template-columns:1fr}
  .area-hero-visual{display:none}

  .nav > li.nav-close-row{display:block;border-bottom:1px solid var(--line);margin-bottom:.4rem}

  /* Compact sticky header at tablet/mobile widths. */
  .header .wrap{min-height:58px}
  .logo-mark{width:36px;height:36px}
  .logo{font-size:1.12rem}

  .nav{
    position:fixed;inset:0 0 0 auto;width:min(400px,92vw);
    height:100vh;height:100dvh; /* dvh avoids the mobile URL-bar resize jump */
    background:#fff;z-index:960;flex-direction:column;align-items:stretch;gap:0;
    padding:calc(1.2rem + env(safe-area-inset-top)) 1.2rem calc(1.2rem + env(safe-area-inset-bottom));
    overflow-y:auto;-webkit-overflow-scrolling:touch;
    transform:translateX(105%);transition:transform .26s ease;box-shadow:var(--shadow-lg);margin-left:0;
  }
  .nav.open{transform:translateX(0)}

  .nav > li{flex-direction:column;align-items:stretch;border-bottom:1px solid var(--line)}
  .nav-row{display:flex;align-items:stretch}
  .nav-link{flex:1 1 auto;padding:.85rem .3rem;justify-content:flex-start;min-height:44px}
  .nav-link::after{display:none}
  .nav-chevron{width:44px;height:44px;cursor:pointer}

  /* Accordion panel — [hidden] (set by JS) fully removes it from the a11y
     tree and layout, so it can never visually leak into the header. Only
     one section is open at a time (enforced in JS). */
  .mega{
    display:block;position:static;transform:none;opacity:1;visibility:visible;pointer-events:auto;
    box-shadow:none;border:none;padding:.3rem .2rem 1rem;width:100%;
    max-height:60vh;overflow-y:auto;
  }
  .mega[hidden]{display:none}
  .mega-grid{grid-template-columns:1fr;gap:1rem}

  .nav-toggle{display:flex}
  .header-cta{display:none}
  .mob-actions{display:grid}
  body{padding-bottom:70px}
  .slider-nav{display:none}
}
@media (max-width:620px){
  .field-row{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr 1fr;padding:2rem 1.4rem}
  .footer-top{grid-template-columns:1fr 1fr}
  .topbar .left span.hours{display:none}
  .enquiry-info,.enquiry-form{padding:1.8rem 1.4rem}
}
@media (max-width:480px){
  .topbar{display:none} /* B1: topbar hides entirely at this width, freeing space for the compact header */
}