/* ============================================================
   Grimsby Property Inventories — Design System
   Concept: "The Paper Trail" — field-survey / inventory-report
   visual language carried through the whole site: reference
   numbers, condition chips, timestamps, signed-and-agreed marks.
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,400;9..144,500;9..144,600;9..144,700&family=IBM+Plex+Sans:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500;600&display=swap');

:root{
  /* --- Palette --- */
  --ink:#1c1f16;
  --ink-soft:#565a45;
  --paper:#f4f1e6;
  --paper-deep:#e9e3ce;
  --surface:#faf8f0;
  --line:#d3caa9;
  --line-strong:#b3a87e;

  --accent:#a06a30;        /* brass */
  --accent-dark:#7c5124;
  --accent-soft:#ecd9b7;
  --accent-2:#2f524a;      /* deep teal-slate */
  --accent-2-soft:#dbe5df;

  --good:#3f6b45;
  --good-soft:#dce8dc;
  --watch:#9c4a30;
  --watch-soft:#f0dcd0;

  --shadow-sm:0 1px 2px rgba(28,31,22,.08);
  --shadow-md:0 10px 30px -14px rgba(28,31,22,.35);
  --shadow-lg:0 24px 60px -20px rgba(28,31,22,.4);

  --radius-sm:4px;
  --radius-md:10px;
  --radius-lg:18px;

  --font-display:'Fraunces', Georgia, serif;
  --font-body:'IBM Plex Sans', system-ui, -apple-system, sans-serif;
  --font-mono:'IBM Plex Mono', ui-monospace, 'SFMono-Regular', monospace;
}

@media (prefers-color-scheme: dark){
  :root{
    --ink:#efe9d6;
    --ink-soft:#b3ae95;
    --paper:#181a12;
    --paper-deep:#22241a;
    --surface:#1f2117;
    --line:#3a3b2b;
    --line-strong:#52523a;

    --accent:#d9a765;
    --accent-dark:#f0c184;
    --accent-soft:#3a2f1a;
    --accent-2:#7fada2;
    --accent-2-soft:#1f2d29;

    --good:#8fbb95;
    --good-soft:#22301f;
    --watch:#d98f75;
    --watch-soft:#33241c;

    --shadow-sm:0 1px 2px rgba(0,0,0,.4);
    --shadow-md:0 10px 30px -14px rgba(0,0,0,.6);
    --shadow-lg:0 24px 60px -20px rgba(0,0,0,.7);
  }
}

@media (prefers-reduced-motion: reduce){
  *{animation-duration:.01ms !important; animation-iteration-count:1 !important; transition-duration:.01ms !important; scroll-behavior:auto !important;}
}

*, *::before, *::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{ max-width:100%; display:block; }
a{ color:inherit; }
::selection{ background:var(--accent-soft); color:var(--ink); }

h1,h2,h3,h4{
  font-family:var(--font-display);
  font-weight:600;
  line-height:1.12;
  text-wrap:balance;
  margin:0;
  color:var(--ink);
}
h1{ font-size:clamp(2.4rem,4.6vw,3.9rem); font-weight:600; }
h2{ font-size:clamp(1.7rem,3vw,2.5rem); }
h3{ font-size:1.28rem; font-weight:600; }
p{ margin:0; color:var(--ink); }
.lede{ font-size:1.1rem; color:var(--ink-soft); max-width:56ch; }

.mono{ font-family:var(--font-mono); }
.tnum{ font-variant-numeric:tabular-nums; }
.eyebrow{
  font-family:var(--font-mono);
  font-size:.76rem;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--accent);
  display:inline-flex;
  align-items:center;
  gap:.6em;
}
.eyebrow::before{ content:""; width:1.5em; height:1px; background:var(--accent); }

.wrap{ max-width:1180px; margin:0 auto; padding-inline:1.5rem; }
.wrap-narrow{ max-width:820px; margin:0 auto; padding-inline:1.5rem; }
@media (min-width:1301px){
  /* Desktop nav breakpoint and up — give the page more of the window
     instead of capping at 1180px, so the wider nav has room to breathe. */
  .wrap{ width:90%; max-width:1640px; padding-inline:0; }
}

section{ padding-block:clamp(3.5rem,7vw,6.5rem); }
.section-deep{ background:var(--paper-deep); }
.section-ink{ background:var(--ink); color:var(--paper); }
.section-ink h1,.section-ink h2,.section-ink h3{ color:var(--paper); }
.section-ink .lede{ color:color-mix(in srgb, var(--paper) 75%, transparent); }

/* ---------------- Buttons ---------------- */
.btn{
  display:inline-flex; align-items:center; gap:.55em;
  font-family:var(--font-mono);
  font-size:.86rem; letter-spacing:.02em; text-transform:uppercase;
  padding:.85em 1.5em;
  border-radius:999px;
  border:1px solid transparent;
  text-decoration:none;
  cursor:pointer;
  transition:transform .18s ease, box-shadow .18s ease, background .18s ease, border-color .18s ease;
}
.btn:hover{ transform:translateY(-2px); }
.btn-primary{ background:var(--accent); color:var(--surface); box-shadow:var(--shadow-sm); }
.btn-primary:hover{ background:var(--accent-dark); box-shadow:var(--shadow-md); }
.btn-ghost{ background:transparent; color:var(--ink); border-color:var(--line-strong); }
.btn-ghost:hover{ border-color:var(--accent); color:var(--accent); }
.section-ink .btn-ghost{ color:var(--paper); border-color:rgba(244,241,230,.35); }
.section-ink .btn-ghost:hover{ border-color:var(--accent); color:var(--accent); }
.btn-block{ width:100%; justify-content:center; }

/* ---------------- Condition chip (recurring motif) ---------------- */
.chip{
  display:inline-flex; align-items:center; gap:.5em;
  font-family:var(--font-mono);
  font-size:.7rem; font-weight:500; letter-spacing:.07em; text-transform:uppercase;
  padding:.32em .7em;
  border-radius:5px;
}
.chip.good{ background:var(--good-soft); color:var(--good); }
.chip.watch{ background:var(--watch-soft); color:var(--watch); }
.chip.neutral{ background:var(--accent-2-soft); color:var(--accent-2); }
.chip::before{ content:"●"; font-size:.6em; }

/* ---------------- Header / Nav ---------------- */
.site-header{
  position:sticky; top:0; z-index:50;
  background:color-mix(in srgb, var(--paper) 92%, transparent);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.site-header .wrap{
  display:flex; align-items:center; justify-content:space-between;
  min-height:76px;
  gap:1.5rem;
}
.brand{ display:flex; align-items:center; gap:.7rem; text-decoration:none; color:var(--ink); }
.brand svg{ flex:none; }
.brand-name{
  font-family:var(--font-display); font-weight:600; font-size:1.08rem; line-height:1.1;
}
.brand-name small{
  display:block; font-family:var(--font-mono); font-weight:400; font-size:.62rem;
  letter-spacing:.1em; text-transform:uppercase; color:var(--ink-soft); margin-top:.15em;
}

.main-nav{ display:flex; align-items:center; gap:1.6rem; }
.main-nav > ul{ list-style:none; display:flex; gap:1.1rem; margin:0; padding:0; }
.main-nav a{
  text-decoration:none; color:var(--ink-soft);
  font-size:.93rem; font-weight:500;
  padding:.3rem 0; position:relative;
  white-space:nowrap;
}
.main-nav .btn{ padding:.85em 1.5em; font-size:.86rem; }
.main-nav a.btn-primary{ color:var(--surface); white-space:normal; }
.main-nav a::after{
  content:""; position:absolute; left:0; right:100%; bottom:-2px; height:2px;
  background:var(--accent); transition:right .2s ease;
}
.main-nav a:hover{ color:var(--ink); }
.main-nav a:hover::after, .main-nav a.active::after{ right:0; }
.main-nav a.active{ color:var(--ink); }

.nav-toggle{
  display:none; background:none; border:1px solid var(--line-strong); border-radius:8px;
  width:44px; height:44px; align-items:center; justify-content:center; cursor:pointer;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after{
  content:""; display:block; width:20px; height:2px; background:var(--ink); position:relative;
  transition:transform .2s ease, opacity .2s ease;
}
.nav-toggle span::before{ position:absolute; top:-6px; }
.nav-toggle span::after{ position:absolute; top:6px; }
.nav-toggle[aria-expanded="true"] span{ background:transparent; }
.nav-toggle[aria-expanded="true"] span::before{ transform:rotate(45deg); top:0; }
.nav-toggle[aria-expanded="true"] span::after{ transform:rotate(-45deg); top:0; }

@media (max-width:1300px){
  .nav-toggle{ display:flex; }
  .main-nav{
    /* .site-header is position:sticky, which becomes the containing block for
       fixed descendants — so height is set explicitly via 100vh rather than
       relying on a bottom:0 stretch against that (much shorter) box. */
    position:fixed; top:76px; left:0; right:0; height:calc(100vh - 76px);
    background:var(--paper);
    flex-direction:column; align-items:stretch; gap:0;
    padding:1rem 1.5rem 2rem; transform:translateY(-8px);
    opacity:0; pointer-events:none; transition:opacity .2s ease, transform .2s ease;
    overflow-y:auto;
  }
  .main-nav.open{ opacity:1; pointer-events:auto; transform:translateY(0); }
  .main-nav > ul{ flex-direction:column; gap:0; }
  .main-nav > ul > li{ border-bottom:1px solid var(--line); }
  .main-nav a{ display:block; padding:1rem .2rem; font-size:1.05rem; }
  .main-nav .btn{ margin-top:1.2rem; }
}

/* ---------------- Page hero (inner pages) ---------------- */
.page-hero{
  padding-block:3.2rem 3.6rem;
  border-bottom:1px solid var(--line);
}
.breadcrumb{
  font-family:var(--font-mono); font-size:.76rem; color:var(--ink-soft);
  display:flex; gap:.5em; align-items:center; margin-bottom:1.1rem; flex-wrap:wrap;
}
.breadcrumb a{ text-decoration:none; color:var(--ink-soft); }
.breadcrumb a:hover{ color:var(--accent); }

/* ---------------- Report-card hero mockup ---------------- */
.report-stack{
  position:relative;
  min-height:380px;
}
.report-card{
  position:absolute;
  width:min(300px, 78vw);
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  box-shadow:var(--shadow-lg);
  padding:1.1rem 1.2rem 1.3rem;
  font-family:var(--font-body);
}
.report-card .rc-ref{ font-family:var(--font-mono); font-size:.66rem; color:var(--ink-soft); letter-spacing:.06em; display:flex; justify-content:space-between; margin-bottom:.7rem; }
.report-card .rc-photo{
  height:120px; border-radius:6px; margin-bottom:.7rem;
  background:linear-gradient(135deg, var(--accent-soft), var(--accent-2-soft));
  position:relative; overflow:hidden;
}
.report-card .rc-photo::after{
  content:""; position:absolute; inset:0;
  background:repeating-linear-gradient(115deg, rgba(28,31,22,.05) 0 2px, transparent 2px 26px);
}
.report-card .rc-room{ font-family:var(--font-display); font-weight:600; font-size:1.05rem; margin-bottom:.4rem; }
.report-card .rc-row{ display:flex; justify-content:space-between; align-items:center; font-size:.8rem; color:var(--ink-soft); padding:.35rem 0; border-top:1px dashed var(--line); }
.report-card .rc-sig{ margin-top:.6rem; padding-top:.6rem; border-top:1px solid var(--line); display:flex; justify-content:space-between; align-items:center; font-family:var(--font-mono); font-size:.68rem; color:var(--accent-2); }

.report-card.card-a{ top:0; left:4%; transform:rotate(-6deg); z-index:2; }
.report-card.card-b{ top:60px; left:32%; transform:rotate(4deg); z-index:3; }
.report-card.card-c{ top:15px; left:calc(32% + 200px); transform:rotate(-2deg); z-index:1; display:none; }
@media (min-width:640px){ .report-card.card-c{ display:block; } }
@media (max-width:640px){ .report-card.card-b{ left:22%; } }

/* ---------------- Grid layouts ---------------- */
.grid{ display:grid; gap:1.75rem; }
.grid-3{ grid-template-columns:repeat(3,1fr); }
.grid-2{ grid-template-columns:repeat(2,1fr); }
@media (max-width:860px){ .grid-3{ grid-template-columns:1fr 1fr; } .grid-2{ grid-template-columns:1fr; } }
@media (max-width:600px){ .grid-3{ grid-template-columns:1fr; } }

.section-head{ display:flex; flex-direction:column; gap:.85rem; max-width:640px; margin-bottom:2.75rem; }
.section-head.center{ margin-inline:auto; text-align:center; align-items:center; }

/* ---------------- Cards ---------------- */
.card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  padding:1.9rem 1.7rem;
}
.service-card{
  background:var(--surface); border:1px solid var(--line); border-radius:var(--radius-md);
  padding:2rem 1.8rem; display:flex; flex-direction:column; gap:.9rem;
  text-decoration:none; color:var(--ink);
  transition:border-color .2s ease, transform .2s ease, box-shadow .2s ease;
}
.service-card:hover{ border-color:var(--accent); transform:translateY(-4px); box-shadow:var(--shadow-md); }
.service-card .sc-num{ font-family:var(--font-mono); font-size:.75rem; color:var(--accent); }
.service-card .sc-arrow{ margin-top:auto; font-family:var(--font-mono); font-size:.8rem; color:var(--accent-2); display:flex; align-items:center; gap:.4em; }

/* ---------------- Comparison table ---------------- */
.table-wrap{ overflow-x:auto; border:1px solid var(--line); border-radius:var(--radius-md); }
table{ border-collapse:collapse; width:100%; min-width:520px; background:var(--surface); font-size:.94rem; }
th,td{ text-align:left; padding:.85rem 1.1rem; border-bottom:1px solid var(--line); vertical-align:top; }
thead th{ font-family:var(--font-mono); font-size:.68rem; letter-spacing:.06em; text-transform:uppercase; color:var(--ink-soft); background:var(--paper-deep); font-weight:500; }
tbody tr:last-child td{ border-bottom:none; }
td.num, th.num{ text-align:right; font-family:var(--font-mono); }
td.yes{ color:var(--good); } td.no{ color:var(--watch); }

/* ---------------- Process steps ---------------- */
.steps{ counter-reset:step; display:flex; flex-direction:column; gap:0; max-width:640px; }
.step{ position:relative; padding:0 0 2.1rem 3rem; border-left:2px solid var(--line); }
.step:last-child{ border-color:transparent; padding-bottom:0; }
.step::before{
  counter-increment:step; content:counter(step,decimal-leading-zero);
  position:absolute; left:-1.15rem; top:0; width:2.3rem; height:2.3rem;
  background:var(--paper); border:2px solid var(--accent); border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  font-family:var(--font-mono); font-size:.78rem; color:var(--accent);
}
.step h3{ margin-bottom:.4rem; font-size:1.08rem; }
.step p{ color:var(--ink-soft); font-size:.96rem; }

/* ---------------- Stat row ---------------- */
.stat-row{ display:grid; grid-template-columns:repeat(auto-fit,minmax(150px,1fr)); gap:1px; background:var(--line); border:1px solid var(--line); border-radius:var(--radius-md); overflow:hidden; }
.stat{ background:var(--surface); padding:1.4rem 1.3rem; }
.stat .num{ font-family:var(--font-display); font-size:2rem; font-weight:600; color:var(--accent); }
.stat .lbl{ font-size:.8rem; color:var(--ink-soft); margin-top:.2rem; }
.section-ink .stat{ background:transparent; }
.section-ink .stat-row{ background:rgba(244,241,230,.18); border-color:rgba(244,241,230,.18); }

/* ---------------- FAQ ---------------- */
.faq-item{ border-bottom:1px solid var(--line); }
.faq-item summary{
  cursor:pointer; list-style:none; padding:1.3rem 0; display:flex; justify-content:space-between; gap:1rem;
  font-family:var(--font-display); font-weight:600; font-size:1.05rem;
}
.faq-item summary::-webkit-details-marker{ display:none; }
.faq-item summary::after{ content:"+"; font-family:var(--font-mono); color:var(--accent); font-size:1.3rem; flex:none; transition:transform .2s ease; }
.faq-item[open] summary::after{ transform:rotate(45deg); }
.faq-item p{ padding-bottom:1.3rem; color:var(--ink-soft); max-width:66ch; }

/* ---------------- Coverage list ---------------- */
.area-pills{ display:flex; flex-wrap:wrap; gap:.6rem; }
.area-pill{ font-family:var(--font-mono); font-size:.82rem; border:1px solid var(--line-strong); border-radius:999px; padding:.5em 1em; background:var(--surface); }
.area-pill.primary{ border-color:var(--accent); color:var(--accent-dark); background:var(--accent-soft); }

/* ---------------- Coverage diagram ---------------- */
.coverage-map{ width:100%; height:auto; }
.coverage-map .cm-fill{ fill:var(--paper-deep); stroke:var(--line-strong); stroke-width:1.5; }
.coverage-map .cm-marker circle{ fill:var(--accent); }
.coverage-map .cm-marker text{ font-family:var(--font-mono); font-size:11px; fill:var(--ink); }
.coverage-map .cm-radius{ fill:var(--accent-2); opacity:.08; }

/* ---------------- Forms ---------------- */
.form-grid{ display:grid; grid-template-columns:1fr 1fr; gap:1.3rem; }
.form-grid .full{ grid-column:1/-1; }
@media (max-width:640px){ .form-grid{ grid-template-columns:1fr; } }
label{ display:block; font-family:var(--font-mono); font-size:.74rem; letter-spacing:.05em; text-transform:uppercase; color:var(--ink-soft); margin-bottom:.5rem; }
input, select, textarea{
  width:100%; font-family:var(--font-body); font-size:1rem; color:var(--ink);
  background:var(--surface); border:1px solid var(--line-strong); border-radius:8px;
  padding:.8em .9em; transition:border-color .18s ease, box-shadow .18s ease;
}
input:focus, select:focus, textarea:focus{ outline:none; border-color:var(--accent); box-shadow:0 0 0 3px var(--accent-soft); }
textarea{ resize:vertical; min-height:120px; }
.field{ margin-bottom:0; }
.form-note{ font-size:.85rem; color:var(--ink-soft); }
.form-status{ font-family:var(--font-mono); font-size:.88rem; padding:.9em 1.1em; border-radius:8px; margin-top:1.2rem; display:none; }
.form-status.show{ display:block; }
.form-status.ok{ background:var(--good-soft); color:var(--good); }
.form-status.err{ background:var(--watch-soft); color:var(--watch); }

/* ---------------- Callout ---------------- */
.callout{ border-left:3px solid var(--accent-2); background:var(--accent-2-soft); border-radius:8px; padding:1.2rem 1.4rem; max-width:66ch; }
.callout .k{ font-family:var(--font-mono); font-size:.72rem; letter-spacing:.08em; text-transform:uppercase; color:var(--accent-2); display:block; margin-bottom:.4em; }

/* ---------------- Footer ---------------- */
.site-footer{ background:var(--ink); color:var(--paper); padding-block:3.5rem 2rem; }
.site-footer a{ color:inherit; text-decoration:none; }
.site-footer a:hover{ color:var(--accent); }
.footer-grid{ display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr; gap:2.5rem; padding-bottom:2.5rem; border-bottom:1px solid rgba(244,241,230,.15); }
@media (max-width:800px){ .footer-grid{ grid-template-columns:1fr 1fr; } }
@media (max-width:480px){ .footer-grid{ grid-template-columns:1fr; } }
.footer-grid h4{ font-family:var(--font-mono); font-size:.72rem; letter-spacing:.1em; text-transform:uppercase; color:var(--accent); margin-bottom:1rem; font-weight:500; }
.footer-grid ul{ list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap:.6rem; font-size:.92rem; color:color-mix(in srgb, var(--paper) 78%, transparent); }
.footer-bottom{ display:flex; justify-content:space-between; flex-wrap:wrap; gap:.8rem; padding-top:1.6rem; font-family:var(--font-mono); font-size:.74rem; color:color-mix(in srgb, var(--paper) 55%, transparent); }

/* ---------------- Reveal animation ---------------- */
.reveal{ opacity:1; transform:none; }
@media (prefers-reduced-motion: no-preference){
  .reveal{ opacity:0; transform:translateY(16px); transition:opacity .6s ease, transform .6s ease; }
  .reveal.in{ opacity:1; transform:none; }
}

/* ---------------- Utility ---------------- */
.flow > * + *{ margin-top:1rem; }
.center{ text-align:center; }
.mt-lg{ margin-top:3rem; }
.pill-row{ display:flex; flex-wrap:wrap; gap:.6rem; }