/* ===========================================================
   Deen Plumbing — cinematic, mobile-first scroll journey
   =========================================================== */

:root {
  --bg:#0a0e16; --bg-2:#0f1622; --bg-3:#131d2c;
  --light:#f4f2ec; --light-2:#ffffff;
  --ink:#eef2f8; --ink-soft:#aeb9c7; --ink-dark:#18222e; --muted-dark:#566472;
  --amber:#ff9e3d; --amber-2:#ffb35e; --blue:#3b9ad6; --gassafe:#ffe000;
  --line-dark:rgba(255,255,255,.10); --line-light:#e4ded2;
  --bar-h:66px; --maxw:1180px; --ease:cubic-bezier(.16,1,.3,1);
}

* { box-sizing:border-box; }
html { scroll-behavior:smooth; scroll-padding-top:calc(var(--bar-h) + 14px); }
body { margin:0; font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  background:var(--bg); color:var(--ink); line-height:1.55; -webkit-font-smoothing:antialiased; }
/* No overflow-x clip/hidden on body — it breaks position:sticky used by the
   pinned portfolio. Wide tracks are each contained by their own overflow:hidden. */
body.no-scroll { overflow:hidden; }

h1,h2,h3 { margin:0 0 .4em; font-weight:800; line-height:1.04; letter-spacing:-0.02em; }
h1 { font-size:clamp(2.4rem,7.5vw,5.6rem); }
h2 { font-size:clamp(1.9rem,5.5vw,3.6rem); }
h3 { font-size:clamp(1.15rem,2.2vw,1.4rem); letter-spacing:-0.01em; }
p { margin:0 0 1em; }
a { color:inherit; text-decoration:none; }

.container { width:100%; max-width:var(--maxw); margin:0 auto; padding:0 24px; }
.center { text-align:center; }
.lead { font-size:clamp(1.05rem,1.6vw,1.35rem); color:var(--ink-soft); max-width:56ch; }
.center .lead { margin-left:auto; margin-right:auto; }

/* ---------- Buttons ---------- */
.btn { display:inline-flex; align-items:center; justify-content:center; gap:8px; padding:13px 26px;
  border-radius:999px; font-weight:700; font-size:1rem; border:1.5px solid transparent; cursor:pointer;
  white-space:nowrap; font-family:inherit;
  transition:transform .25s var(--ease),background .25s var(--ease),box-shadow .25s var(--ease),color .25s var(--ease); }
.btn:hover { transform:translateY(-2px); }
.btn--amber { background:var(--amber); color:#12100a; box-shadow:0 8px 30px rgba(255,158,61,.35); position:relative; overflow:hidden; }
.btn--amber:hover { background:var(--amber-2); box-shadow:0 12px 38px rgba(255,158,61,.5); }
.btn--amber::after { content:""; position:absolute; top:0; left:-120%; width:60%; height:100%;
  background:linear-gradient(100deg,transparent,rgba(255,255,255,.55),transparent); transform:skewX(-18deg); transition:left .6s var(--ease); }
.btn--amber:hover::after { left:130%; }
.btn--glass { background:rgba(255,255,255,.08); color:var(--ink); border-color:rgba(255,255,255,.22); }
.btn--glass:hover { background:rgba(255,255,255,.16); }
.btn--sm { padding:9px 16px; font-size:.9rem; }
.btn--whatsapp { background:#25d366; color:#08331b; }
.btn--whatsapp:hover { background:#1fc15c; }
.btn--whatsapp svg { width:18px; height:18px; }
/* Pulsing call-to-action to draw the eye and lift call conversions */
.btn--pulse { animation:btnpulse 2s var(--ease) infinite; }
.btn--pulse:hover { animation:none; }
@keyframes btnpulse {
  0%   { box-shadow:0 8px 30px rgba(255,158,61,.35), 0 0 0 0 rgba(255,158,61,.55); }
  70%  { box-shadow:0 8px 30px rgba(255,158,61,.35), 0 0 0 16px rgba(255,158,61,0); }
  100% { box-shadow:0 8px 30px rgba(255,158,61,.35), 0 0 0 0 rgba(255,158,61,0); }
}

/* ---------- Sticky top bar ---------- */
.topbar { position:fixed; inset:0 0 auto 0; z-index:120; height:var(--bar-h); display:flex; align-items:center;
  background:rgba(10,14,22,.72); backdrop-filter:saturate(160%) blur(14px); -webkit-backdrop-filter:saturate(160%) blur(14px);
  border-bottom:1px solid var(--line-dark); }
.topbar__inner { display:flex; align-items:center; justify-content:space-between; gap:14px; width:100%; max-width:var(--maxw); margin:0 auto; padding:0 20px; }
.brand { display:flex; align-items:center; gap:11px; min-width:0; }
.brand__mark { width:38px; height:38px; border-radius:10px; flex:none; background:#fff;
  display:grid; place-items:center; overflow:hidden; }
.brand__mark img { width:100%; height:100%; object-fit:contain; padding:3px; }
.brand__name { font-weight:800; font-size:1.05rem; letter-spacing:-0.01em; line-height:1.05; }
.brand__sub { font-size:.68rem; color:var(--ink-soft); letter-spacing:.04em; text-transform:uppercase; }
.bar-gassafe { display:inline-flex; align-items:center; gap:8px; margin-left:6px; background:var(--gassafe); color:#111;
  font-weight:800; font-size:.74rem; padding:6px 11px; border-radius:8px; line-height:1.1; }
.bar-gassafe small { display:block; font-weight:600; font-size:.62rem; }
.brand__name, .topbar .bar-gassafe { vertical-align:middle; }
.bar-actions { display:flex; align-items:center; gap:10px; flex:none; }
@media (max-width:920px) { .brand__sub{display:none;} .bar-gassafe{display:none;} }
@media (max-width:820px) { .bar-actions{display:none;} }

/* ---------- Scroll progress ---------- */
.progress { position:fixed; left:0; top:calc(var(--bar-h) - 3px); height:3px; width:100%; z-index:121; }
.progress span { display:block; height:100%; width:0%; background:linear-gradient(90deg,var(--amber),var(--blue)); box-shadow:0 0 12px rgba(255,158,61,.6); transition:width .08s linear; }

/* ---------- Sections ---------- */
.section { padding:clamp(64px,11vh,140px) 0; position:relative; }
.panel-dark { background:var(--bg); }
.panel-dark2 { background:linear-gradient(180deg,var(--bg-2),var(--bg)); }
.panel-light { background:var(--light); color:var(--ink-dark); }
.panel-light h1,.panel-light h2,.panel-light h3 { color:var(--ink-dark); }
.panel-light .lead { color:var(--muted-dark); }
.eyebrow { text-transform:uppercase; letter-spacing:.18em; font-size:.78rem; font-weight:800; color:var(--amber); margin-bottom:14px; }
.panel-light .eyebrow { color:#c97a22; }

/* ---------- HERO ---------- */
.hero { min-height:100svh; display:flex; align-items:center; padding-top:var(--bar-h);
  background:radial-gradient(1100px 600px at 80% -5%,rgba(59,154,214,.20),transparent 60%),
    radial-gradient(900px 600px at 6% 110%,rgba(255,158,61,.16),transparent 55%),
    linear-gradient(180deg,#0b1019,#0a0e16 70%);
  position:relative; overflow:hidden; }
.hero::after { content:""; position:absolute; inset:0; pointer-events:none; opacity:.5; z-index:1;
  background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);
  background-size:46px 46px; -webkit-mask-image:radial-gradient(circle at 50% 40%,#000 30%,transparent 85%); mask-image:radial-gradient(circle at 50% 40%,#000 30%,transparent 85%); }
.hero .container { position:relative; z-index:3; padding-top:40px; padding-bottom:60px; }
.hero h1 { max-width:15ch; }
.hero h1 .grad,.grad { background:linear-gradient(110deg,var(--amber) 0%,var(--amber-2) 28%,#ffd9a8 42%,var(--amber-2) 56%,var(--blue) 100%);
  background-size:250% 100%; -webkit-background-clip:text; background-clip:text; color:transparent; animation:shimmer 7s linear infinite; }
@keyframes shimmer { 0%{background-position:0 50%;} 100%{background-position:250% 50%;} }
.hero p.lead { margin-top:.4em; }
.hero__meta { display:flex; gap:26px; flex-wrap:wrap; margin-top:36px; }
.hero__meta div { font-size:.95rem; color:var(--ink-soft); }
.hero__meta strong { display:block; color:var(--ink); font-size:1.25rem; }
.hero__note { margin-top:22px; color:var(--ink); font-weight:600; font-size:1rem; }
.hero__note b { color:var(--amber-2); }

/* ---------- Trust marquee ---------- */
.marquee { background:var(--bg-3); border-top:1px solid var(--line-dark); border-bottom:1px solid var(--line-dark); overflow:hidden; padding:16px 0;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent); mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent); }
.marquee__track { display:inline-flex; align-items:center; gap:26px; white-space:nowrap; will-change:transform; animation:marquee 32s linear infinite; }
.marquee:hover .marquee__track { animation-play-state:paused; }
.m-item { display:inline-flex; align-items:center; gap:10px; font-weight:700; font-size:1rem; color:var(--ink); }
.m-ico { font-size:1.2rem; } .m-dot { color:var(--amber); font-size:.6rem; opacity:.7; }
@keyframes marquee { from{transform:translateX(0)} to{transform:translateX(-50%)} }

/* ---------- Reviews: scroll-linked slider ---------- */
.rev-slider { overflow:hidden; margin-top:34px; }
.rev-track { display:flex; gap:22px; will-change:transform; padding:4px 24px; }
.rev { flex:0 0 min(430px,84vw); background:rgba(255,255,255,.04); border:1px solid var(--line-dark); border-radius:18px; padding:30px; text-align:left; }
.rev__stars { color:var(--amber); letter-spacing:3px; font-size:1.15rem; }
.rev__text { font-size:1.12rem; font-weight:600; line-height:1.45; margin:14px 0 16px; }
.rev__who { font-weight:800; } .rev__where { color:var(--ink-soft); font-size:.9rem; }

/* ---------- Cards ---------- */
.grid { display:grid; gap:22px; }
.grid--3 { grid-template-columns:repeat(3,1fr); }
.grid--svc { grid-template-columns:repeat(4,1fr); }
@media (max-width:1000px) { .grid--svc{grid-template-columns:repeat(2,1fr);} }
@media (max-width:880px) { .grid--3{grid-template-columns:1fr;} }
@media (max-width:560px) { .grid--svc{grid-template-columns:1fr;} }
.card { background:rgba(255,255,255,.04); border:1px solid var(--line-dark); border-radius:18px; padding:28px; position:relative;
  transition:transform .35s var(--ease),background .35s var(--ease),border-color .35s var(--ease),box-shadow .35s var(--ease); }
.card::before { content:""; position:absolute; inset:0; border-radius:18px; padding:1px;
  background:linear-gradient(135deg,rgba(255,158,61,.6),rgba(59,154,214,.5));
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0); -webkit-mask-composite:xor; mask-composite:exclude; opacity:0; transition:opacity .35s var(--ease); pointer-events:none; }
.card:hover { transform:translateY(-6px); background:rgba(255,255,255,.07); border-color:transparent; box-shadow:0 20px 50px rgba(0,0,0,.35); }
.card:hover::before { opacity:1; }
.card .ico { font-size:1.8rem; display:block; margin-bottom:12px; }
.card h3 { margin-bottom:12px; }
.card ul { margin:0; padding-left:1.1em; color:var(--ink-soft); }
.card li { margin-bottom:.35em; }
.panel-light .card { background:var(--light-2); border-color:var(--line-light); box-shadow:0 10px 30px rgba(20,30,45,.06); }
.panel-light .card ul { color:var(--muted-dark); }
.feature h3 { display:flex; align-items:center; gap:10px; }
.feature p { color:var(--ink-soft); }

/* ---------- Areas covered ---------- */
.areas-h { margin:30px 0 2px; font-size:.82rem; font-weight:800; letter-spacing:.12em; text-transform:uppercase; color:var(--amber-2); }
.areas { display:flex; flex-wrap:wrap; gap:9px 10px; justify-content:center; max-width:820px; margin:14px auto 0; }
.areas span { background:rgba(255,255,255,.06); border:1px solid var(--line-dark); border-radius:999px; padding:7px 14px; font-size:.9rem; color:var(--ink-soft); }

/* ---------- Pinned horizontal portfolio (scroll-driven, all widths) ---------- */
/* Section height is set by JS so vertical scroll distance == horizontal travel. */
.hscroll { position:relative; min-height:100vh; background:var(--light); }
.hscroll__sticky { position:sticky; top:0; height:100vh; overflow:hidden; display:flex; flex-direction:column; justify-content:center; }
.hscroll__head { max-width:var(--maxw); width:100%; margin:0 auto 34px; padding:0 24px; }
.hscroll__head h2 { color:var(--ink-dark); margin:0; font-size:clamp(2.4rem,6vw,4.6rem); }
/* First card starts off the right edge (so the heading leads), then cards stream in. */
.hscroll__track { display:flex; align-items:center; gap:24px; will-change:transform;
  padding-left:100vw; padding-right:40vw; }
/* Full-bleed image with text overlaid on a gradient scrim */
.job { position:relative; flex:0 0 380px; aspect-ratio:3 / 2; border-radius:18px; overflow:hidden;
  box-shadow:0 16px 40px rgba(20,30,45,.20); transform-origin:center center; will-change:transform, opacity;
  transition:box-shadow .4s var(--ease); }
.job::after { content:""; position:absolute; inset:0; border-radius:18px; pointer-events:none;
  box-shadow:inset 0 0 0 0 rgba(255,158,61,0); transition:box-shadow .4s var(--ease); }
.job:hover { box-shadow:0 26px 56px rgba(20,30,45,.32); }
.job:hover::after { box-shadow:inset 0 0 0 2px rgba(255,158,61,.65); }
.job__img { position:absolute; inset:0; width:100%; height:100%; object-fit:cover; display:block;
  transition:transform .7s var(--ease); }
.job:hover .job__img { transform:scale(1.06); }
.job__body { position:absolute; left:0; right:0; bottom:0; padding:18px 20px;
  background:linear-gradient(to top, rgba(7,11,18,.92), rgba(7,11,18,.55) 48%, rgba(7,11,18,0)); }
.job__tag { display:inline-block; font-size:.68rem; font-weight:800; text-transform:uppercase; letter-spacing:.06em; color:#12100a; background:var(--amber); padding:4px 10px; border-radius:999px; margin-bottom:9px; }
.job h3 { color:#fff; margin-bottom:.2em; font-size:1.12rem; }
.job p { color:rgba(255,255,255,.9); font-size:.92rem; margin:0; }
@media (max-width:760px) {
  .hscroll__head { margin-bottom:24px; }
  .job { flex:0 0 82vw; }
}
/* Reduced motion: no pin — simple swipe row instead */
.hscroll.no-pin { height:auto !important; padding:clamp(64px,11vh,140px) 0; }
.hscroll.no-pin .hscroll__sticky { position:static; height:auto; overflow:visible; }
.hscroll.no-pin .hscroll__track { overflow-x:auto; transform:none !important; padding-bottom:16px; scrollbar-width:none; }
.hscroll.no-pin .hscroll__track::-webkit-scrollbar { display:none; }

/* ---------- FAQs ---------- */
.faq { max-width:840px; margin:0 auto; }
.faq details { border-bottom:1px solid var(--line-light); }
.faq summary { cursor:pointer; list-style:none; padding:20px 0; font-weight:700; font-size:1.08rem; color:var(--ink-dark);
  display:flex; justify-content:space-between; gap:18px; align-items:center; }
.faq summary::-webkit-details-marker { display:none; }
.faq summary::after { content:"+"; font-size:1.5rem; color:#c97a22; transition:transform .2s var(--ease); line-height:1; }
.faq details[open] summary::after { content:"–"; }
.faq p { color:var(--muted-dark); margin:0 0 20px; max-width:72ch; }

/* ---------- Guides / articles ---------- */
.guide { display:block; }
.guide .job__tag { background:rgba(255,158,61,.16); color:var(--amber-2); }
.guide h3 { color:var(--ink); margin-bottom:8px; }
.guide p { color:var(--ink-soft); }
.guide .more { display:inline-block; margin-top:14px; color:var(--amber-2); font-weight:700; }
.soon { font-size:.72rem; font-weight:800; text-transform:uppercase; letter-spacing:.05em; color:var(--ink-soft); border:1px solid var(--line-dark); padding:3px 9px; border-radius:999px; }

/* ---------- Tea strip ---------- */
.tea-strip { background:var(--bg-2); text-align:center; padding:46px 0; border-top:1px solid var(--line-dark); }
.tea-strip .cups { font-size:2.4rem; }
.tea-strip p { margin:10px 0 0; color:var(--amber-2); font-style:italic; font-weight:600; }

/* ---------- Modal form ---------- */
.modal { position:fixed; inset:0; z-index:200; display:none; align-items:center; justify-content:center; padding:20px; }
.modal.open { display:flex; }
.modal__backdrop { position:absolute; inset:0; background:rgba(4,7,12,.72); backdrop-filter:blur(6px); -webkit-backdrop-filter:blur(6px); animation:fadein .3s ease; }
@keyframes fadein { from{opacity:0} to{opacity:1} }
.modal__dialog { position:relative; z-index:1; width:100%; max-width:520px; max-height:90vh; overflow:auto; animation:modalin .45s var(--ease); }
@keyframes modalin { from{opacity:0;transform:translateY(26px) scale(.98)} to{opacity:1;transform:none} }
.modal__close { position:absolute; top:14px; right:14px; width:38px; height:38px; border-radius:50%; border:1px solid var(--line-dark);
  background:rgba(255,255,255,.06); color:var(--ink); font-size:1.1rem; cursor:pointer; z-index:2; line-height:1; }
.modal__close:hover { background:rgba(255,255,255,.14); }
.form { background:#0f1825; border:1px solid var(--line-dark); border-radius:22px; padding:34px; }
.form h3 { margin-top:0; }
.field { margin-bottom:18px; }
.field label { display:block; font-weight:700; margin-bottom:7px; }
.field input,.field textarea { width:100%; padding:14px 16px; border-radius:12px; font:inherit; background:rgba(255,255,255,.06); border:1px solid var(--line-dark); color:var(--ink); }
.field input::placeholder,.field textarea::placeholder { color:#7d8aa0; }
.field input:focus,.field textarea:focus { outline:2px solid var(--amber); background:rgba(255,255,255,.10); }
.field textarea { min-height:110px; resize:vertical; }
.form__note { font-size:.86rem; color:var(--ink-soft); }
.form__success { display:none; background:rgba(54,178,110,.15); border:1px solid rgba(54,178,110,.5); color:#aef0c8; padding:16px; border-radius:12px; margin-bottom:16px; }

/* ---------- Mobile sticky CTA bar ---------- */
.mobile-cta { display:none; }
@media (max-width:820px) {
  .mobile-cta { display:flex; gap:10px; position:fixed; left:0; right:0; bottom:0; z-index:130;
    padding:10px 12px calc(10px + env(safe-area-inset-bottom,0px));
    background:rgba(7,10,16,.94); backdrop-filter:blur(12px); -webkit-backdrop-filter:blur(12px); border-top:1px solid var(--line-dark); }
  .mobile-cta .btn { flex:1; padding:15px 6px; font-size:.92rem; gap:6px; }
  .mobile-cta .btn svg { width:17px; height:17px; }
  .mobile-cta .btn--glass { background:rgba(255,255,255,.12); border-color:rgba(255,255,255,.28); color:#fff; }
  body { padding-bottom:78px; }
}

/* ---------- Footer ---------- */
.footer { background:#070a10; color:var(--ink-soft); padding:64px 0 36px; border-top:1px solid var(--line-dark); }
.footer__grid { display:grid; grid-template-columns:1fr 1fr; gap:30px 40px; }
.footer__brand { grid-column:1 / -1; }
@media (max-width:560px) { .footer__grid{grid-template-columns:1fr;} .footer__brand{grid-column:auto;} }
.footer h4 { color:var(--ink); margin:0 0 14px; font-size:1rem; }
.footer a { color:var(--ink-soft); }
.footer__grid a { display:block; padding:5px 0; }
.footer a:hover { color:var(--amber); }
.gassafe-pill { display:inline-flex; align-items:center; gap:10px; background:var(--gassafe); color:#111; font-weight:800; font-size:.8rem; padding:9px 14px; border-radius:9px; }
.gassafe-pill small { display:block; font-weight:600; font-size:.66rem; }
.footer__links { display:flex; flex-wrap:wrap; gap:8px 16px; justify-content:center; margin-top:34px; padding-top:26px; border-top:1px solid var(--line-dark); }
.footer__links a { font-weight:600; }
.footer__bottom { margin-top:22px; font-size:.85rem; color:#6c7a8b; display:flex; justify-content:space-between; gap:10px; flex-wrap:wrap; }
.placeholder { background:rgba(255,158,61,.16); color:var(--amber-2); padding:0 5px; border-radius:5px; font-weight:700; }

/* ---------- Article / legal pages ---------- */
.article { max-width:760px; margin:0 auto; padding:calc(var(--bar-h) + 50px) 24px 80px; }
.article .crumb { font-size:.85rem; color:var(--ink-soft); margin-bottom:18px; }
.article .crumb a { color:var(--amber-2); font-weight:600; }
.article h1 { font-size:clamp(2rem,5vw,3.1rem); margin-bottom:.25em; }
.article .meta { color:var(--ink-soft); font-size:.9rem; margin-bottom:26px; }
.article h2 { font-size:1.5rem; margin:1.7em 0 .4em; color:var(--ink); }
.article h3 { font-size:1.18rem; margin:1.3em 0 .3em; color:var(--ink); }
.article p, .article li { color:var(--ink-soft); font-size:1.06rem; line-height:1.75; }
.article ul, .article ol { padding-left:1.25em; }
.article li { margin-bottom:.4em; }
.article a { color:var(--amber-2); }
.article strong { color:var(--ink); }
.callout { background:rgba(255,158,61,.10); border-left:3px solid var(--amber); padding:14px 18px; border-radius:10px; margin:20px 0; }
.callout p { margin:0; }
.article__cta { background:var(--bg-2); border:1px solid var(--line-dark); border-radius:18px; padding:28px; margin:36px 0 10px; text-align:center; }
.article__cta h3 { margin:0 0 6px; }
.article__cta p { margin:0 0 16px; }
.article__more { margin-top:48px; padding-top:26px; border-top:1px solid var(--line-dark); }
.article__more h3 { color:var(--ink); }
.article__more a { display:block; padding:8px 0; color:var(--ink-soft); font-weight:600; }
.article__more a:hover { color:var(--amber); }

/* ---------- Articles index grid ---------- */
.arts { display:grid; grid-template-columns:repeat(2,1fr); gap:22px; max-width:var(--maxw); margin:0 auto; }
@media (max-width:760px) { .arts{grid-template-columns:1fr;} }

/* ---------- Scroll reveal ---------- */
.reveal { opacity:0; transform:translateY(34px); transition:opacity .9s var(--ease),transform .9s var(--ease); }
.reveal.in-view { opacity:1; transform:none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity:1 !important; transform:none !important; transition:none; }
  html { scroll-behavior:auto; }
  .marquee__track,.hero h1 .grad,.grad,.btn--pulse { animation:none !important; }
  .grad { background-position:0 50%; }
}