/* ============================================================
   CONCRETE RESURFACING SYDNEY — ultra-premium dark site
   Serif display (Prata) + General Sans, monochrome palette,
   hairline borders, generous space. No landing-page DNA.
   ============================================================ */

:root{
  --bg: #0b0b0c;
  --bg-2: #101012;
  --panel: #141416;
  --ink: #f4f3f0;          /* warm-white text on dark */
  --ink-dim: rgba(244,243,240,0.68);
  --ink-faint: rgba(244,243,240,0.45);
  --hairline: rgba(244,243,240,0.14);
  --hairline-strong: rgba(244,243,240,0.28);
  --display: "Prata", Georgia, "Times New Roman", serif;
  --body: "General Sans", -apple-system, BlinkMacSystemFont, sans-serif;
  --ease: cubic-bezier(0.22,1,0.36,1);
}

*,*::before,*::after{ box-sizing:border-box; margin:0; padding:0; }
html{ scroll-behavior:smooth; background:var(--bg); overflow-x:clip; }
body{
  background:
    radial-gradient(80vw 700px at 85% -5%, rgba(244,243,240,0.045), transparent 60%),
    radial-gradient(70vw 900px at 0% 45%, rgba(244,243,240,0.03), transparent 60%),
    linear-gradient(180deg, #0b0b0c 0%, #0e0e10 50%, #0a0a0b 100%);
  color:var(--ink);
  font-family:var(--body);
  font-weight:400;
  line-height:1.6;
  overflow-x:clip;
  -webkit-font-smoothing:antialiased;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ul,ol{ list-style:none; }
button{ font-family:inherit; cursor:pointer; border:none; background:none; color:inherit; }
input{ font-family:inherit; }

h1,h2,h3{ font-family:var(--display); font-weight:400; line-height:1.14; letter-spacing:0.01em; }
h1 em, h2 em{ font-style:italic; color:var(--ink-dim); }
h2{ font-size:clamp(34px, 4.6vw, 58px); text-transform:uppercase; letter-spacing:0.04em; }
h2 em{ text-transform:none; letter-spacing:0.01em; }

.container{ max-width:1240px; margin:0 auto; padding:0 36px; }

/* small uppercase label with a hairline rule */
.label{
  font-size:12px; font-weight:500; letter-spacing:0.32em; text-transform:uppercase;
  color:var(--ink-faint); margin-bottom:26px;
  display:flex; align-items:center; gap:18px;
}
.label::before{ content:""; width:44px; height:1px; background:var(--hairline-strong); }

/* ============ BUTTONS ============ */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:10px;
  padding:17px 34px; font-size:13.5px; font-weight:500; letter-spacing:0.12em;
  text-transform:uppercase; border-radius:2px;
  transition:background .4s var(--ease), color .4s, border-color .4s, transform .4s var(--ease);
  white-space:nowrap;
}
.btn-arrow{ font-size:15px; line-height:1; transition:transform .4s var(--ease); }
.btn:hover .btn-arrow{ transform:translate(3px,-3px); }
.btn-outline{ border:1px solid var(--hairline-strong); color:var(--ink); }
.btn-outline:hover{ border-color:var(--ink); background:rgba(244,243,240,0.06); }
.btn-solid{ background:var(--ink); color:#0b0b0c; border:1px solid var(--ink); }
.btn-solid:hover{ background:transparent; color:var(--ink); }
.btn-small{ padding:12px 22px; font-size:12px; }
.btn-full{ width:100%; }

/* ============ HEADER ============ */
.site-header{
  position:fixed; top:0; left:0; right:0; z-index:100;
  padding:20px 0;
  transition:background .5s var(--ease), padding .5s var(--ease), border-color .5s;
  border-bottom:1px solid transparent;
}
.site-header.scrolled{
  background:rgba(11,11,12,0.82); backdrop-filter:blur(16px); -webkit-backdrop-filter:blur(16px);
  border-color:var(--hairline); padding:14px 0;
}
.header-inner{
  max-width:1400px; margin:0 auto; padding:0 36px;
  display:flex; align-items:center; justify-content:space-between; gap:28px;
}
.wordmark img{ height:58px; width:auto; transition:height .5s var(--ease); }
.site-header.scrolled .wordmark img{ height:44px; }
.main-nav{ display:flex; gap:38px; }
.main-nav a{
  font-size:12px; letter-spacing:0.18em; text-transform:uppercase; color:var(--ink-dim);
  transition:color .3s; position:relative; padding:4px 0;
}
.main-nav a::after{
  content:""; position:absolute; left:0; bottom:0; width:0; height:1px;
  background:var(--ink); transition:width .4s var(--ease);
}
.main-nav a:hover{ color:var(--ink); }
.main-nav a:hover::after{ width:100%; }
.header-actions{ display:flex; align-items:center; gap:26px; }
.header-phone{
  font-family:var(--display); font-size:15px; letter-spacing:0.06em; color:var(--ink-dim);
  transition:color .3s;
}
.header-phone:hover{ color:var(--ink); }

/* ============ HERO ============ */
.hero{
  position:relative; min-height:100svh;
  display:flex; flex-direction:column; justify-content:center;
  overflow:hidden;
}
.hero-video{
  position:absolute; inset:0; width:100%; height:100%; object-fit:cover;
}
.hero-scrim{
  position:absolute; inset:0;
  background:
    linear-gradient(180deg, rgba(11,11,12,0.72) 0%, rgba(11,11,12,0.45) 35%, rgba(11,11,12,0.5) 70%, rgba(11,11,12,0.94) 100%),
    radial-gradient(ellipse 90% 70% at 50% 55%, rgba(11,11,12,0.25), rgba(11,11,12,0.6) 100%);
}
.hero-content{
  position:relative; text-align:center; padding:140px 24px 40px;
  display:flex; flex-direction:column; align-items:center;
}
.hero-kicker{
  font-size:12px; font-weight:500; letter-spacing:0.42em; text-transform:uppercase;
  color:var(--ink-dim); margin-bottom:34px;
  display:flex; align-items:center; gap:20px;
}
.hero-kicker::before,.hero-kicker::after{ content:""; width:52px; height:1px; background:var(--hairline-strong); }
.hero h1{
  font-size:clamp(40px, 6.4vw, 88px); text-transform:uppercase; letter-spacing:0.03em;
  line-height:1.08; margin-bottom:30px;
}
.hero h1 em{ text-transform:none; letter-spacing:0.01em; color:var(--ink); opacity:0.85; }
.hero-sub{
  font-size:16.5px; color:var(--ink-dim); max-width:52ch; margin:0 auto 42px; line-height:1.7;
}
.hero-cta{ display:flex; gap:18px; justify-content:center; flex-wrap:wrap; }

.hero-foot{
  position:relative; margin-top:auto;
  border-top:1px solid var(--hairline);
  display:grid; grid-template-columns:repeat(4,1fr);
  max-width:1240px; width:calc(100% - 72px); margin-left:auto; margin-right:auto;
  padding:26px 0 34px; gap:20px;
}
.hero-stat{ text-align:center; }
.hero-stat strong{
  display:block; font-family:var(--display); font-weight:400;
  font-size:clamp(19px,2vw,26px); letter-spacing:0.04em; margin-bottom:4px;
}
.hero-stat span{
  font-size:11px; letter-spacing:0.22em; text-transform:uppercase; color:var(--ink-faint);
}

/* hero entrance */
.rise{ opacity:0; transform:translateY(28px); animation:rise 1.3s var(--ease) forwards; }
.rise.d1{ animation-delay:.15s; }
.rise.d2{ animation-delay:.35s; }
.rise.d3{ animation-delay:.55s; }
.rise.d4{ animation-delay:.8s; }
@keyframes rise{ to{ opacity:1; transform:translateY(0); } }
@media (prefers-reduced-motion: reduce){
  .rise{ animation:none; opacity:1; transform:none; }
}

/* ============ SECTIONS ============ */
.section{ position:relative; padding:130px 0; }
.section-line{ border-top:1px solid var(--hairline); }
.section-head{ margin-bottom:70px; }
.section-head h2{ max-width:22ch; }

.reveal{ opacity:0; transform:translateY(34px); transition:opacity 1.1s var(--ease), transform 1.1s var(--ease); }
.reveal.in-view{ opacity:1; transform:translateY(0); }
@media (prefers-reduced-motion: reduce){
  .reveal{ opacity:1; transform:none; transition:none; }
}

/* ============ SPLIT LAYOUT (about / why / contact) ============ */
.split{ display:grid; grid-template-columns:1fr 1fr; gap:90px; align-items:center; }
.split-rev > :first-child{ order:0; }
.split-copy h2{ margin-bottom:30px; }
.split-copy p{ color:var(--ink-dim); font-size:15.5px; margin-bottom:18px; max-width:54ch; }
.split-copy .btn{ margin-top:22px; }

/* layered photo collage (about) */
.collage{ position:relative; aspect-ratio:0.95/1; }
.collage img{
  position:absolute; object-fit:cover; border-radius:3px;
  border:1px solid var(--hairline);
  box-shadow:0 40px 80px rgba(0,0,0,0.55);
}
.collage-a{ width:62%; height:70%; left:0; top:0; z-index:1; }
.collage-b{ width:52%; height:56%; right:0; top:14%; z-index:2; }
.collage-c{ width:58%; height:44%; left:12%; bottom:0; z-index:3; }

/* ============ SERVICES ============ */
.services-grid{
  display:grid; grid-template-columns:repeat(3,1fr); gap:26px;
}
.svc{ display:block; }
.svc figure{
  overflow:hidden; border-radius:3px; border:1px solid var(--hairline);
  aspect-ratio:4/3; margin-bottom:20px;
}
.svc img{
  width:100%; height:100%; object-fit:cover;
  filter:saturate(0.85);
  transition:transform 1.2s var(--ease), filter .6s;
}
.svc:hover img{ transform:scale(1.05); filter:saturate(1); }
.svc-meta{ display:flex; align-items:baseline; gap:16px; border-bottom:1px solid var(--hairline); padding-bottom:18px; }
.svc-num{
  font-family:var(--display); font-size:13px; color:var(--ink-faint); letter-spacing:0.1em;
}
.svc-meta h3{
  font-size:19px; text-transform:uppercase; letter-spacing:0.08em;
  transition:color .3s;
}
.svc:hover .svc-meta h3{ color:var(--ink); }
.svc:hover .svc-meta{ border-color:var(--hairline-strong); }

/* ============ WHY / PROOF ============ */
.feature-photo{
  overflow:hidden; border-radius:3px; border:1px solid var(--hairline);
  aspect-ratio:4/5; box-shadow:0 40px 90px rgba(0,0,0,0.5);
}
.feature-photo img{ width:100%; height:100%; object-fit:cover; transition:transform 1.4s var(--ease); }
.feature-photo:hover img{ transform:scale(1.04); }
.proof-list{ margin-top:44px; display:flex; flex-direction:column; }
.proof{ padding:24px 0; border-top:1px solid var(--hairline); }
.proof:last-child{ border-bottom:1px solid var(--hairline); }
.proof h3{ font-size:17px; text-transform:uppercase; letter-spacing:0.1em; margin-bottom:8px; }
.proof p{ color:var(--ink-dim); font-size:14.5px; max-width:52ch; margin:0; }

/* ============ SURFACES ============ */
.surface-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:22px; }
.surface{
  position:relative; display:block; overflow:hidden; border-radius:3px;
  border:1px solid var(--hairline); aspect-ratio:3/4;
}
.surface img{
  width:100%; height:100%; object-fit:cover; filter:saturate(0.8) brightness(0.85);
  transition:transform 1.2s var(--ease), filter .6s;
}
.surface:hover img{ transform:scale(1.06); filter:saturate(1) brightness(0.95); }
.surface-cap{
  position:absolute; left:0; right:0; bottom:0; padding:22px;
  display:flex; align-items:flex-end; justify-content:space-between; gap:12px;
  background:linear-gradient(180deg, transparent, rgba(11,11,12,0.9));
}
.surface-cap h3{ font-size:17px; text-transform:uppercase; letter-spacing:0.08em; line-height:1.3; }
.surface-cap span{
  flex-shrink:0; width:36px; height:36px; border:1px solid var(--hairline-strong); border-radius:50%;
  display:flex; align-items:center; justify-content:center; font-size:14px;
  transition:background .4s, color .4s, transform .4s var(--ease);
}
.surface:hover .surface-cap span{ background:var(--ink); color:#0b0b0c; transform:translate(2px,-2px); }

/* ============ PROCESS ============ */
.steps{
  display:grid; grid-template-columns:repeat(4,1fr); gap:0;
  border-top:1px solid var(--hairline); border-bottom:1px solid var(--hairline);
}
.step{ padding:46px 34px 52px; border-left:1px solid var(--hairline); }
.step:first-child{ border-left:none; }
.step-num{
  font-family:var(--display); font-size:44px; color:var(--ink-faint);
  display:block; margin-bottom:26px; line-height:1;
}
.step h3{ font-size:17px; text-transform:uppercase; letter-spacing:0.1em; margin-bottom:12px; }
.step p{ color:var(--ink-dim); font-size:14px; max-width:30ch; }

/* ============ COMPARISON ============ */
.compare-grid{ display:grid; grid-template-columns:1fr 1fr; gap:26px; }
.compare-col{
  border:1px solid var(--hairline); border-radius:3px; padding:44px 44px 48px;
  background:rgba(244,243,240,0.02);
}
.compare-crs{ background:rgba(244,243,240,0.05); border-color:var(--hairline-strong); }
.compare-col h3{
  font-size:20px; text-transform:uppercase; letter-spacing:0.1em; margin-bottom:28px;
  padding-bottom:20px; border-bottom:1px solid var(--hairline);
}
.compare-col li{
  padding:11px 0 11px 34px; position:relative; font-size:15px; color:var(--ink-dim);
}
.cons li::before{
  content:"\00d7"; position:absolute; left:0; top:9px;
  width:20px; height:20px; border:1px solid var(--hairline-strong); border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  font-size:11px; color:var(--ink-faint);
}
.pros li{ color:var(--ink); }
.pros li::before{
  content:"\2713"; position:absolute; left:0; top:9px;
  width:20px; height:20px; background:var(--ink); color:#0b0b0c; border-radius:50%;
  display:flex; align-items:center; justify-content:center; font-size:11px;
}

/* ============ GALLERY STRIP ============ */
.gallery-strip{
  overflow:hidden; border-top:1px solid var(--hairline); border-bottom:1px solid var(--hairline);
  padding:0;
}
.gallery-track{
  display:flex; width:max-content;
  animation:gallery-scroll 48s linear infinite;
}
.gallery-track img{
  height:340px; width:auto; object-fit:cover;
  border-left:1px solid var(--hairline);
  filter:saturate(0.85);
}
@keyframes gallery-scroll{ from{ transform:translateX(0); } to{ transform:translateX(-50%); } }
@media (prefers-reduced-motion: reduce){ .gallery-track{ animation:none; } }

/* ============ CONTACT / FORM ============ */
.contact-lines{ margin-top:36px; display:flex; flex-direction:column; }
.contact-line{
  display:flex; flex-direction:column; gap:2px; padding:18px 0;
  border-top:1px solid var(--hairline);
  font-family:var(--display); font-size:20px; letter-spacing:0.04em;
  transition:color .3s; margin-bottom:0; color:var(--ink);
}
.contact-line:last-child{ border-bottom:1px solid var(--hairline); }
.contact-line span{
  font-family:var(--body); font-size:11px; letter-spacing:0.26em; text-transform:uppercase;
  color:var(--ink-faint);
}
a.contact-line:hover{ color:var(--ink-dim); }

.enquiry-form{
  border:1px solid var(--hairline); border-radius:3px; padding:46px;
  background:rgba(244,243,240,0.03);
  display:flex; flex-direction:column; gap:20px;
}
.form-row{ display:grid; grid-template-columns:1fr 1fr; gap:20px; }
.form-field{ display:flex; flex-direction:column; gap:8px; }
.form-field label{
  font-size:11px; font-weight:500; letter-spacing:0.24em; text-transform:uppercase;
  color:var(--ink-faint);
}
.enquiry-form input{
  background:transparent; border:none; border-bottom:1px solid var(--hairline-strong);
  padding:10px 2px 12px; color:var(--ink); font-size:15.5px; border-radius:0;
  transition:border-color .3s;
}
.enquiry-form input::placeholder{ color:var(--ink-faint); }
.enquiry-form input:focus{ outline:none; border-color:var(--ink); }
.enquiry-form .btn{ margin-top:14px; }
.form-note{ font-size:12px; color:var(--ink-faint); text-align:center; }

/* ============ FOOTER ============ */
.site-footer{ border-top:1px solid var(--hairline); padding:64px 0 44px; }
.footer-inner{ display:flex; flex-direction:column; align-items:center; gap:30px; text-align:center; }
.footer-logo{ height:74px; width:auto; }
.footer-nav{ display:flex; gap:34px; flex-wrap:wrap; justify-content:center; }
.footer-nav a{
  font-size:11.5px; letter-spacing:0.2em; text-transform:uppercase; color:var(--ink-dim);
  transition:color .3s;
}
.footer-nav a:hover{ color:var(--ink); }
.footer-fine{ font-size:12px; color:var(--ink-faint); }

/* ============ RESPONSIVE ============ */
@media (max-width: 1080px){
  .main-nav{ display:none; }
  .split{ grid-template-columns:1fr; gap:56px; }
  .split-rev > figure{ order:1; }
  .services-grid{ grid-template-columns:repeat(2,1fr); }
  .surface-grid{ grid-template-columns:repeat(2,1fr); }
  .steps{ grid-template-columns:repeat(2,1fr); }
  .step{ border-top:1px solid var(--hairline); }
  .step:nth-child(-n+2){ border-top:none; }
  .step:nth-child(odd){ border-left:none; }
  .compare-grid{ grid-template-columns:1fr; }
  .section{ padding:96px 0; }
}
@media (max-width: 640px){
  .container{ padding:0 22px; }
  .header-inner{ padding:0 22px; }
  .header-phone{ display:none; }
  .wordmark img{ height:44px; }
  .site-header.scrolled .wordmark img{ height:38px; }
  .hero-content{ padding-top:120px; }
  .hero h1{ font-size:clamp(34px, 10vw, 46px); }
  .hero-kicker{ letter-spacing:0.3em; gap:12px; }
  .hero-kicker::before,.hero-kicker::after{ width:26px; }
  .hero-foot{ grid-template-columns:repeat(2,1fr); width:calc(100% - 44px); gap:18px 10px; }
  .services-grid{ grid-template-columns:1fr; }
  .surface-grid{ grid-template-columns:1fr; }
  .surface{ aspect-ratio:4/3; }
  .steps{ grid-template-columns:1fr; }
  .step{ border-left:none; border-top:1px solid var(--hairline); padding:36px 6px 40px; }
  .step:first-child{ border-top:none; }
  .compare-col{ padding:32px 26px 36px; }
  .enquiry-form{ padding:30px 24px; }
  .form-row{ grid-template-columns:1fr; }
  .gallery-track img{ height:220px; }
  .section{ padding:78px 0; }
  .section-head{ margin-bottom:48px; }
  .collage{ aspect-ratio:1/1; }
}