/* ===========================================================
   Marz Painting Service — Design tokens
   Concept: hardware-store paint chip / swatch card language
=========================================================== */
:root{
  --ink:        #1E2A38;
  --ink-soft:   #4A5A6A;
  --paper:      #FAF8F3;
  --panel:      #F1ECE1;
  --line:       #DCD4C2;
  --gold:       #D9A441;
  --gold-dark:  #B9852B;
  --teal:       #3C6E71;
  --teal-dark:  #2C5254;
  --white:      #FFFFFF;

  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'Public Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'Courier New', monospace;

  --radius: 10px;
  --shadow: 0 8px 24px rgba(30, 42, 56, 0.08);
  --container: 1120px;
}

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

body{
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img{ max-width: 100%; display: block; }
a{ color: var(--teal-dark); text-decoration-thickness: 1.5px; }
ul{ margin: 0; padding: 0; }

.skip-link{
  position: absolute; left: -999px; top: 0;
  background: var(--ink); color: var(--white);
  padding: 10px 16px; z-index: 200; border-radius: 0 0 6px 0;
}
.skip-link:focus{ left: 0; }

h1, h2, h3{
  font-family: var(--font-display);
  color: var(--ink);
  line-height: 1.15;
  margin: 0 0 0.5em;
  font-weight: 600;
}
h1{ font-size: clamp(2rem, 5vw, 3.1rem); font-weight: 700; }
h2{ font-size: clamp(1.5rem, 3vw, 2.1rem); }
h3{ font-size: 1.2rem; }
p{ margin: 0 0 1em; color: var(--ink-soft); }
strong{ color: var(--ink); }

.eyebrow{
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.75rem;
  color: var(--teal-dark);
  margin: 0 0 0.8em;
}

/* ---------- Buttons ---------- */
.btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
  white-space: nowrap;
}
.btn-primary{
  background: var(--gold);
  color: var(--ink);
  box-shadow: 0 4px 14px rgba(217, 164, 65, 0.35);
}
.btn-primary:hover{ background: var(--gold-dark); transform: translateY(-1px); }
.btn-ghost{
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.5);
}
.btn-ghost:hover{ border-color: var(--white); }
.btn-lg{ padding: 15px 30px; font-size: 1rem; }

/* ---------- Header ---------- */
.site-header{
  position: sticky; top: 0; z-index: 100;
  background: rgba(250, 248, 243, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
  transition: box-shadow 0.2s ease;
}
.site-header.is-scrolled{ box-shadow: 0 4px 18px rgba(30,42,56,0.08); }

.header-inner{
  max-width: var(--container);
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.brand{
  display: flex; align-items: center; gap: 10px;
  text-decoration: none; color: var(--ink);
}
.brand-swatch{
  width: 26px; height: 26px; border-radius: 6px;
  background: linear-gradient(135deg, var(--gold) 50%, var(--teal) 50%);
  flex-shrink: 0;
}
.brand-text{
  font-family: var(--font-display);
  font-weight: 700; font-size: 1.15rem;
}
.brand-text em{ font-style: normal; color: var(--teal-dark); }

.main-nav{ display: flex; gap: 26px; }
.main-nav a{
  color: var(--ink-soft);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
}
.main-nav a:hover{ color: var(--teal-dark); }

.header-actions{ display: flex; align-items: center; gap: 16px; }
.tel-link{
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--ink);
  text-decoration: none;
}

.nav-toggle{
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 38px; height: 38px;
  background: none; border: none; cursor: pointer;
  padding: 0;
}
.nav-toggle span{
  display: block; height: 2px; width: 100%;
  background: var(--ink); border-radius: 2px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}
.nav-toggle.is-open span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.nav-toggle.is-open span:nth-child(2){ opacity: 0; }
.nav-toggle.is-open span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero{
  background: linear-gradient(180deg, var(--ink) 0%, #24333F 100%);
  color: var(--white);
  padding: 76px 24px 0;
  position: relative;
  overflow: hidden;
}
.hero-inner{
  max-width: 780px;
  margin: 0 auto;
  text-align: center;
  padding-bottom: 56px;
}
.hero .eyebrow{ color: var(--gold); }
.hero h1{ color: var(--white); }
.hero-lead{
  color: rgba(255,255,255,0.78);
  font-size: 1.08rem;
  max-width: 620px;
  margin: 0 auto 2em;
}
.hero-cta-row{
  display: flex; gap: 14px; justify-content: center; flex-wrap: wrap;
  margin-bottom: 42px;
}

.swatch-strip{
  display: flex;
  border-radius: var(--radius) var(--radius) 0 0;
  overflow: hidden;
  box-shadow: var(--shadow);
}
.chip{ flex: 1; height: 34px; }
.chip-1{ background: #D9A441; }
.chip-2{ background: #3C6E71; }
.chip-3{ background: #C4623F; }
.chip-4{ background: #7C8B72; }
.chip-5{ background: #8C6B4F; }
.chip-6{ background: #4A5A6A; }

/* ---------- Article ---------- */
.content{
  max-width: 760px;
  margin: 0 auto;
  padding: 64px 24px 20px;
}
.prose{ margin-bottom: 44px; }
.prose h2{
  border-top: 3px solid var(--gold);
  padding-top: 14px;
  margin-top: 0;
}
.prose h3{ color: var(--teal-dark); }

.check-list{
  list-style: none;
  margin: 0 0 1.2em;
  display: grid;
  gap: 10px;
}
.check-list li{
  position: relative;
  padding-left: 28px;
  color: var(--ink-soft);
}
.check-list li::before{
  content: "";
  position: absolute; left: 0; top: 6px;
  width: 14px; height: 14px;
  border-radius: 4px;
  background: var(--teal);
}

/* ---------- FAQ Accordion ---------- */
.accordion{
  border-top: 1px solid var(--line);
}
.acc-item{ border-bottom: 1px solid var(--line); }
.acc-trigger{
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: none;
  border: none;
  text-align: left;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1.02rem;
  color: var(--ink);
  padding: 18px 4px;
  cursor: pointer;
}
.acc-icon{
  flex-shrink: 0;
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--panel);
  position: relative;
}
.acc-icon::before, .acc-icon::after{
  content: "";
  position: absolute;
  background: var(--teal-dark);
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
}
.acc-icon::before{ width: 10px; height: 2px; }
.acc-icon::after{ width: 2px; height: 10px; transition: transform 0.2s ease; }
.acc-trigger[aria-expanded="true"] .acc-icon::after{ transform: translate(-50%, -50%) rotate(90deg); opacity: 0; }
.acc-trigger[aria-expanded="true"] .acc-icon{ background: var(--gold); }

.acc-panel{
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.25s ease;
}
.acc-panel p{ padding: 0 4px 18px; margin: 0; }

/* ---------- Contact ---------- */
.contact{
  background: var(--panel);
  border-top: 1px solid var(--line);
  padding: 64px 24px;
}
.contact-inner{
  max-width: var(--container);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: 40px;
  align-items: center;
}
.contact-lead{ max-width: 46ch; }
.contact-list{
  list-style: none;
  margin: 0 0 32px;
  display: grid;
  gap: 14px;
}
.contact-list li{ display: flex; flex-direction: column; gap: 2px; }
.contact-label{
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--teal-dark);
}
.contact-list a{
  color: var(--ink);
  font-weight: 600;
  text-decoration: none;
}
.contact-list a:hover{ text-decoration: underline; }

.contact-swatches{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.contact-swatches .chip{
  height: auto;
  aspect-ratio: 1 / 1;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

/* ---------- Footer ---------- */
.site-footer{
  background: var(--ink);
  color: rgba(255,255,255,0.7);
  padding: 22px 24px;
}
.footer-inner{
  max-width: var(--container);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 0.85rem;
}
.footer-inner a{ color: var(--gold); text-decoration: none; }

/* ---------- Scroll to top ---------- */
.scroll-top{
  position: fixed;
  right: 20px; bottom: 20px;
  width: 46px; height: 46px;
  border-radius: 50%;
  background: var(--ink);
  color: var(--white);
  border: none;
  font-size: 1.2rem;
  cursor: pointer;
  box-shadow: var(--shadow);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s;
  z-index: 90;
}
.scroll-top.is-visible{
  opacity: 1; visibility: visible; transform: translateY(0);
}

/* ---------- Responsive ---------- */
@media (max-width: 900px){
  .contact-inner{ grid-template-columns: 1fr; }
  .contact-swatches{ order: -1; grid-template-columns: repeat(4, 1fr); }
}

@media (max-width: 760px){
  .main-nav{
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    flex-direction: column;
    padding: 10px 24px 18px;
    gap: 4px;
    display: none;
  }
  .main-nav.is-open{ display: flex; }
  .main-nav a{ padding: 10px 0; border-bottom: 1px solid var(--line); }
  .main-nav a:last-child{ border-bottom: none; }
  .tel-link{ display: none; }
  .nav-toggle{ display: flex; }
  .header-actions .btn-primary{ padding: 10px 16px; font-size: 0.85rem; }
  .hero{ padding-top: 48px; }
  .hero-cta-row{ flex-direction: column; align-items: stretch; }
  .hero-cta-row .btn{ width: 100%; }
  .content{ padding-top: 48px; }
}