/* ============================================================
   Elements Plumbing and Hot Water — Design System
   Concept: technical blueprint schematics + brass/copper gauge
   hardware. Ink-blue drafting paper, copper accents, mono
   readouts for data (licence, phone, stats) like gauge faces.
   ============================================================ */

:root{
  --ink:        #14313d;
  --ink-2:      #0c2129;
  --ink-3:      #0a1a20;
  --paper:      #f2ecd9;
  --paper-2:    #e8dfc4;
  --paper-3:    #ddd1ab;
  --copper:     #b8703b;
  --copper-dk:  #8f5427;
  --brass:      #d4a24e;
  --rust:       #a63a24;
  --rust-dk:    #832c1a;
  --text:       #16262c;
  --text-soft:  #48606a;
  --line:       rgba(20,49,61,0.16);
  --line-paper: rgba(242,236,217,0.22);
  --radius:     3px;
  --max:        1180px;
}

*, *::before, *::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *, *::before, *::after{ animation-duration:0.01ms !important; animation-iteration-count:1 !important; transition-duration:0.01ms !important; }
}

body{
  margin:0;
  background:var(--paper);
  color:var(--text);
  font-family:'IBM Plex Sans', -apple-system, sans-serif;
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}

h1,h2,h3,h4{
  font-family:'Big Shoulders Display', 'Arial Narrow', sans-serif;
  font-weight:700;
  text-transform:uppercase;
  letter-spacing:0.01em;
  color:var(--ink);
  margin:0 0 0.4em;
  line-height:1.02;
}
h1{ font-size:clamp(2.6rem, 6vw, 4.6rem); font-weight:800; }
h2{ font-size:clamp(1.9rem, 3.6vw, 2.7rem); }
h3{ font-size:1.3rem; letter-spacing:0.02em; }

p{ margin:0 0 1em; color:var(--text-soft); max-width:62ch; }
a{ color:var(--copper-dk); text-decoration:none; }
a:hover{ color:var(--rust); }

.mono{
  font-family:'IBM Plex Mono', ui-monospace, monospace;
  letter-spacing:0.02em;
}

.eyebrow{
  font-family:'IBM Plex Mono', monospace;
  text-transform:uppercase;
  font-size:0.76rem;
  letter-spacing:0.16em;
  color:var(--copper-dk);
  display:inline-flex;
  align-items:center;
  gap:0.5em;
  margin-bottom:0.9em;
}
.eyebrow::before{
  content:"";
  width:22px; height:2px;
  background:var(--rust);
  display:inline-block;
}

.wrap{ max-width:var(--max); margin:0 auto; padding:0 24px; }
img, svg{ max-width:100%; display:block; }

/* Focus states */
a:focus-visible, button:focus-visible, summary:focus-visible, input:focus-visible, textarea:focus-visible{
  outline:2px solid var(--rust);
  outline-offset:2px;
}

/* ---------------- Buttons ---------------- */
.btn{
  display:inline-flex;
  align-items:center;
  gap:0.6em;
  font-family:'IBM Plex Mono', monospace;
  font-size:0.86rem;
  letter-spacing:0.04em;
  text-transform:uppercase;
  padding:0.95em 1.5em;
  border-radius:var(--radius);
  border:1.5px solid transparent;
  cursor:pointer;
  transition:transform 0.15s ease, background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.btn:hover{ transform:translateY(-2px); }
.btn-emergency{ background:var(--rust); color:var(--paper); border-color:var(--rust); }
.btn-emergency:hover{ background:var(--rust-dk); color:var(--paper); }
.btn-outline{ background:transparent; color:var(--ink); border-color:var(--ink); }
.btn-outline:hover{ background:var(--ink); color:var(--paper); }
.btn-outline-light{ background:transparent; color:var(--paper); border-color:var(--paper-3); }
.btn-outline-light:hover{ background:var(--paper); color:var(--ink); }
.btn-copper{ background:var(--copper); color:var(--paper); border-color:var(--copper); }
.btn-copper:hover{ background:var(--copper-dk); }

/* ---------------- Header ---------------- */
.site-header{
  background:var(--ink);
  color:var(--paper);
  position:sticky; top:0; z-index:50;
  border-bottom:2px solid var(--copper);
}
.header-row{
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 24px;
  max-width:var(--max); margin:0 auto;
  gap:20px;
}
.brand{
  display:flex; align-items:center; gap:12px;
  color:var(--paper);
}
.brand:hover{ color:var(--brass); }
.brand-mark{ width:38px; height:38px; flex:none; }
.brand-text{ font-family:'Big Shoulders Display', sans-serif; line-height:1; }
.brand-text .l1{ display:block; font-size:1.15rem; font-weight:800; letter-spacing:0.02em; text-transform:uppercase; }
.brand-text .l2{ display:block; font-family:'IBM Plex Mono', monospace; font-size:0.6rem; letter-spacing:0.14em; text-transform:uppercase; color:var(--brass); margin-top:2px; }

.main-nav{ display:flex; align-items:center; gap:26px; }
.main-nav a{
  color:var(--paper-2);
  font-family:'IBM Plex Mono', monospace;
  font-size:0.82rem;
  text-transform:uppercase;
  letter-spacing:0.06em;
  padding:6px 0;
  border-bottom:2px solid transparent;
}
.main-nav a:hover, .main-nav a.active{ color:var(--brass); border-color:var(--brass); }

.nav-dropdown{ position:relative; }
.nav-dropdown summary{
  list-style:none; cursor:pointer;
  color:var(--paper-2);
  font-family:'IBM Plex Mono', monospace;
  font-size:0.82rem; text-transform:uppercase; letter-spacing:0.06em;
  display:flex; align-items:center; gap:5px;
  padding:6px 0; border-bottom:2px solid transparent;
}
.nav-dropdown summary::-webkit-details-marker{ display:none; }
.nav-dropdown summary:hover{ color:var(--brass); }
.nav-dropdown[open] summary{ color:var(--brass); border-color:var(--brass); }
.nav-dropdown .caret{ font-size:0.65em; transition:transform 0.15s; }
.nav-dropdown[open] .caret{ transform:rotate(180deg); }
.dropdown-panel{
  position:absolute; top:calc(100% + 12px); left:-16px;
  background:var(--ink-2); border:1px solid var(--copper);
  min-width:220px; padding:10px; border-radius:var(--radius);
  box-shadow:0 14px 30px rgba(0,0,0,0.35);
}
.dropdown-panel a{
  display:block; padding:9px 12px; border-radius:2px;
  color:var(--paper-2); font-size:0.82rem; border-bottom:none !important;
}
.dropdown-panel a:hover{ background:rgba(212,162,78,0.14); color:var(--brass); }

.header-cta{ display:flex; align-items:center; gap:14px; }
.header-phone{
  font-family:'IBM Plex Mono', monospace;
  color:var(--paper);
  font-size:0.95rem;
  display:flex; align-items:center; gap:8px;
  border-bottom:none !important;
}
.header-phone strong{ color:var(--brass); }

.nav-toggle{
  display:none; background:none; border:1px solid var(--paper-3);
  color:var(--paper); padding:8px 10px; border-radius:2px; cursor:pointer;
}

@media (max-width: 860px){
  .main-nav{
    position:absolute; left:0; right:0; top:100%;
    background:var(--ink-2); flex-direction:column; align-items:flex-start;
    padding:14px 24px 20px; gap:14px; border-top:1px solid var(--copper);
    display:none;
  }
  .main-nav.open{ display:flex; }
  .nav-toggle{ display:block; }
  .dropdown-panel{ position:static; margin-top:8px; box-shadow:none; }
  .header-phone{ display:none; }
}

/* ---------------- Hero ---------------- */
.hero{
  background:var(--ink);
  color:var(--paper);
  position:relative;
  overflow:hidden;
  padding:70px 0 0;
}
.hero-grid{
  display:grid; grid-template-columns:1.05fr 0.95fr; gap:40px; align-items:center;
  max-width:var(--max); margin:0 auto; padding:0 24px 60px;
}
.hero h1{ color:var(--paper); }
.hero .lede{ color:var(--paper-2); font-size:1.12rem; max-width:46ch; }
.hero-ctas{ display:flex; flex-wrap:wrap; gap:14px; margin:1.6em 0 1.8em; }
.hero-trust{
  display:flex; flex-wrap:wrap; gap:22px; padding-top:20px;
  border-top:1px solid rgba(242,236,217,0.18);
}
.hero-trust .item{ font-family:'IBM Plex Mono', monospace; font-size:0.78rem; color:var(--paper-2); display:flex; align-items:center; gap:8px; }
.hero-trust .item b{ color:var(--brass); font-size:0.95rem; }

.hero-art{ position:relative; }
.hero-art svg{ width:100%; height:auto; }

@media (max-width: 900px){
  .hero-grid{ grid-template-columns:1fr; }
  .hero-art{ order:-1; max-width:420px; margin:0 auto; }
}

/* ---------------- Sections ---------------- */
section{ padding:74px 0; }
.section-alt{ background:var(--paper-2); }
.section-dark{ background:var(--ink); color:var(--paper); }
.section-dark p{ color:var(--paper-2); }
.section-dark h2, .section-dark h3{ color:var(--paper); }
.section-head{ max-width:64ch; margin-bottom:48px; }
.section-head.center{ margin-left:auto; margin-right:auto; text-align:center; }

/* ---------------- Cards ---------------- */
.card-grid{ display:grid; grid-template-columns:repeat(3, 1fr); gap:22px; }
@media (max-width:900px){ .card-grid{ grid-template-columns:repeat(2,1fr); } }
@media (max-width:640px){ .card-grid{ grid-template-columns:1fr; } }

.service-card{
  background:var(--paper);
  border:1px solid var(--line);
  border-top:3px solid var(--copper);
  padding:28px 24px;
  border-radius:var(--radius);
  transition:transform 0.15s ease, box-shadow 0.15s ease;
}
.service-card:hover{ transform:translateY(-4px); box-shadow:0 16px 30px rgba(20,49,61,0.12); }
.service-card .num{ font-family:'IBM Plex Mono', monospace; color:var(--copper); font-size:0.78rem; }
.service-card h3{ margin-top:6px; }
.service-card a.more{ font-family:'IBM Plex Mono', monospace; font-size:0.78rem; text-transform:uppercase; }

.area-card{
  background:var(--ink-2); color:var(--paper); padding:30px 26px;
  border-radius:var(--radius); border:1px solid rgba(212,162,78,0.25);
}
.area-card h3{ color:var(--brass); }
.area-card p{ color:var(--paper-2); }
.area-card .go{ font-family:'IBM Plex Mono', monospace; font-size:0.78rem; text-transform:uppercase; color:var(--brass); }

/* ---------------- Gauges (signature element) ---------------- */
.gauge-row{ display:grid; grid-template-columns:repeat(3,1fr); gap:30px; text-align:center; }
@media (max-width:760px){ .gauge-row{ grid-template-columns:1fr; } }
.gauge{ width:150px; height:150px; margin:0 auto 14px; }
.gauge-label{ font-family:'IBM Plex Mono', monospace; font-size:0.8rem; letter-spacing:0.05em; text-transform:uppercase; color:var(--paper-2); }
.gauge-value{ font-family:'Big Shoulders Display', sans-serif; font-size:1.8rem; color:var(--brass); font-weight:800; }

/* ---------------- Reviews ---------------- */
.review-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:22px; }
@media (max-width:900px){ .review-grid{ grid-template-columns:1fr; } }
.review-card{
  background:var(--paper); border:1px solid var(--line); padding:26px;
  border-radius:var(--radius); position:relative;
}
.review-stars{ color:var(--copper); letter-spacing:2px; margin-bottom:10px; font-size:0.95rem; }
.review-name{ font-family:'IBM Plex Mono', monospace; font-size:0.78rem; color:var(--text-soft); margin-top:14px; text-transform:uppercase; }

/* ---------------- CTA banner ---------------- */
.cta-banner{
  background:var(--rust); color:var(--paper); padding:50px 0; text-align:center;
}
.cta-banner h2{ color:var(--paper); }
.cta-banner p{ color:rgba(242,236,217,0.85); margin-left:auto; margin-right:auto; }

/* ---------------- Footer ---------------- */
.site-footer{ background:var(--ink-3); color:var(--paper-2); padding:60px 0 26px; }
.footer-grid{ display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr; gap:36px; }
@media (max-width:760px){ .footer-grid{ grid-template-columns:1fr 1fr; } }
@media (max-width:480px){ .footer-grid{ grid-template-columns:1fr; } }
.footer-grid h4{ color:var(--brass); font-size:0.95rem; margin-bottom:14px; }
.footer-grid ul{ list-style:none; margin:0; padding:0; }
.footer-grid li{ margin-bottom:9px; }
.footer-grid a{ color:var(--paper-2); font-size:0.92rem; }
.footer-grid a:hover{ color:var(--brass); }
.footer-bottom{
  margin-top:44px; padding-top:22px; border-top:1px solid rgba(242,236,217,0.12);
  display:flex; justify-content:space-between; flex-wrap:wrap; gap:10px;
  font-family:'IBM Plex Mono', monospace; font-size:0.74rem; color:rgba(242,236,217,0.55);
}

/* ---------------- Placeholder photo blocks ---------------- */
.photo-slot{
  background:repeating-linear-gradient(135deg, var(--paper-3), var(--paper-3) 10px, var(--paper-2) 10px, var(--paper-2) 20px);
  border:1px dashed var(--copper);
  border-radius:var(--radius);
  display:flex; align-items:center; justify-content:center;
  color:var(--copper-dk); font-family:'IBM Plex Mono', monospace; font-size:0.78rem;
  text-align:center; padding:20px; min-height:220px;
}

/* ---------------- Generic content blocks (services/suburb/about pages) ---------------- */
.page-hero{
  background:var(--ink); color:var(--paper); padding:56px 0 46px;
  border-bottom:2px solid var(--copper);
}
.page-hero h1{ color:var(--paper); margin-bottom:0.3em; }
.breadcrumb{ font-family:'IBM Plex Mono', monospace; font-size:0.76rem; color:var(--paper-2); text-transform:uppercase; letter-spacing:0.04em; }
.breadcrumb a{ color:var(--paper-2); }
.breadcrumb a:hover{ color:var(--brass); }

.two-col{ display:grid; grid-template-columns:1.3fr 0.9fr; gap:50px; align-items:start; }
@media (max-width:860px){ .two-col{ grid-template-columns:1fr; } }

.service-detail{ padding:36px 0; border-bottom:1px solid var(--line); }
.service-detail:last-child{ border-bottom:none; }
.service-detail ul{ padding-left:1.2em; color:var(--text-soft); }
.service-detail li{ margin-bottom:6px; }

.faq-item{ border-bottom:1px solid var(--line); padding:18px 0; }
.faq-item summary{ cursor:pointer; font-family:'Big Shoulders Display',sans-serif; font-size:1.05rem; text-transform:uppercase; letter-spacing:0.01em; color:var(--ink); list-style:none; display:flex; justify-content:space-between; align-items:center; gap:16px; }
.faq-item summary::-webkit-details-marker{ display:none; }
.faq-item summary::after{ content:"+"; font-family:'IBM Plex Mono',monospace; color:var(--copper); font-size:1.3rem; }
.faq-item[open] summary::after{ content:"–"; }
.faq-item p{ margin-top:12px; }

.info-box{
  background:var(--paper); border:1px solid var(--line); border-left:3px solid var(--copper);
  padding:22px 24px; border-radius:var(--radius); margin-bottom:20px;
}
.info-box h4{ margin-bottom:10px; font-size:1rem; }
.info-box dl{ margin:0; font-size:0.92rem; }
.info-box dt{ font-family:'IBM Plex Mono', monospace; font-size:0.72rem; text-transform:uppercase; letter-spacing:0.05em; color:var(--copper-dk); margin-top:10px; }
.info-box dd{ margin:2px 0 0; color:var(--text-soft); }

.map-frame{ border:1px solid var(--line); border-radius:var(--radius); overflow:hidden; }
.map-frame iframe{ width:100%; height:320px; border:0; display:block; }

.contact-form{ display:grid; gap:16px; max-width:560px; }
.contact-form label{ font-family:'IBM Plex Mono', monospace; font-size:0.76rem; text-transform:uppercase; letter-spacing:0.05em; color:var(--ink); display:block; margin-bottom:6px; }
.contact-form input, .contact-form textarea, .contact-form select{
  width:100%; padding:12px 14px; border:1px solid var(--line); border-radius:var(--radius);
  background:var(--paper); font-family:'IBM Plex Sans', sans-serif; font-size:0.95rem; color:var(--text);
}
.contact-form input:focus, .contact-form textarea:focus{ outline:2px solid var(--copper); outline-offset:1px; border-color:var(--copper); }

.suburb-list{ list-style:none; padding:0; margin:0; display:grid; gap:10px; }
.suburb-list a{ display:flex; justify-content:space-between; padding:14px 18px; background:var(--paper); border:1px solid var(--line); border-radius:var(--radius); font-family:'IBM Plex Mono', monospace; font-size:0.85rem; text-transform:uppercase; color:var(--ink); }
.suburb-list a:hover{ border-color:var(--copper); color:var(--copper-dk); }

.tick-divider{ display:flex; align-items:center; gap:6px; margin:40px 0; opacity:0.5; }
.tick-divider span{ width:1px; height:14px; background:var(--line); }
.tick-divider span:nth-child(5n){ height:22px; background:var(--copper); }