/* Timberline Remodeling Co. - case-study mini-site
   Inspired by dark-navy remodeling-company layouts with uppercase display
   headlines, stat rows, and trust comparison checklists. Original build:
   new brand, copy, and a charcoal-navy + burnt-amber + wood-tone palette. */

:root {
  --navy: #1b2430;
  --navy-light: #2b3648;
  --amber: #d9762e;
  --amber-dark: #b85f21;
  --wood: #b08968;
  --cream: #f4efe6;
  --ink: #201c17;
  --gray: #6a6459;
  --white: #ffffff;
  --font-head: "Oswald", "Helvetica Neue", Arial, sans-serif;
  --font-body: "Karla", "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }
body { margin: 0; font-family: var(--font-body); color: var(--ink); background: var(--white); line-height: 1.65; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
h1, h2, h3, h4 { font-family: var(--font-head); font-weight: 600; text-transform: uppercase; letter-spacing: 0.02em; line-height: 1.2; margin: 0 0 0.5em; }
h1 { font-size: clamp(2.1rem, 4.8vw, 3.4rem); }
h2 { font-size: clamp(1.6rem, 3.4vw, 2.2rem); }
.underline { display: inline-block; border-bottom: 3px solid var(--amber); padding-bottom: 6px; }
p { margin: 0 0 1em; color: var(--gray); }

.wrap { max-width: 1160px; margin: 0 auto; padding: 0 24px; }

.back-link { background: var(--ink); color: rgba(255,255,255,0.8); font-size: 0.78rem; text-align: center; padding: 8px 0; }
.back-link a { color: var(--white); font-weight: 600; }
.back-link a:hover { text-decoration: underline; }

.site-header { background: var(--navy); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; padding: 20px 24px; }
.logo { font-family: var(--font-head); font-weight: 700; font-size: 1.35rem; text-transform: uppercase; letter-spacing: 0.03em; color: var(--white); }
.logo span { color: var(--amber); }
nav.main-nav ul { display: flex; gap: 28px; }
nav.main-nav a { font-family: var(--font-head); font-size: 0.8rem; letter-spacing: 0.06em; text-transform: uppercase; color: rgba(255,255,255,0.85); padding-bottom: 3px; border-bottom: 2px solid transparent; }
nav.main-nav a:hover, nav.main-nav a.active { border-color: var(--amber); color: var(--white); }

.btn { display: inline-block; font-family: var(--font-head); font-weight: 600; font-size: 0.82rem; letter-spacing: 0.05em; text-transform: uppercase; padding: 14px 28px; border: 2px solid transparent; }
.btn-amber { background: var(--amber); color: var(--white); }
.btn-amber:hover { background: var(--amber-dark); }
.btn-outline-white { border-color: rgba(255,255,255,0.7); color: var(--white); }
.btn-outline-white:hover { background: var(--white); color: var(--navy); }
.btn-outline-dark { border-color: var(--ink); color: var(--ink); }
.btn-outline-dark:hover { background: var(--ink); color: var(--white); }

/* Hero */
.hero { background: var(--navy); color: var(--white); padding: 70px 0; }
.hero-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 50px; align-items: center; }
.hero p.lead { color: rgba(255,255,255,0.82); font-size: 1.05rem; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 20px; }
.hero-photo { aspect-ratio: 4/3; border: 2px dashed rgba(255,255,255,0.35); background: rgba(255,255,255,0.05); display: flex; align-items: center; justify-content: center; text-align: center; color: rgba(255,255,255,0.7); font-size: 0.85rem; padding: 20px; }

/* Stat row */
.stats-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; padding: 40px 0; background: var(--cream); }
.stat { text-align: center; }
.stat .num { font-family: var(--font-head); font-size: 2.2rem; color: var(--amber-dark); font-weight: 700; }
.stat .label { font-size: 0.78rem; letter-spacing: 0.05em; text-transform: uppercase; color: var(--gray); }

.section { padding: 80px 0; }
.center { text-align: center; }
.section-intro { max-width: 620px; margin: 0 auto 40px; }
.bg-cream { background: var(--cream); }

/* Services grid */
.services-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.service-card { background: var(--white); border: 1px solid #e6ded0; padding: 30px; }
.service-card h3 { font-size: 1.15rem; margin-bottom: 10px; }
.service-card p { font-size: 0.92rem; margin: 0; }

/* Comparison checklist */
.compare { max-width: 680px; margin: 0 auto; }
.compare li { display: flex; gap: 12px; padding: 14px 0; border-bottom: 1px solid #e6ded0; align-items: flex-start; }
.compare .tick { flex: 0 0 24px; width: 24px; height: 24px; border-radius: 50%; background: var(--amber); color: var(--white); display: flex; align-items: center; justify-content: center; font-size: 0.8rem; }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: center; }
.photo-box { aspect-ratio: 4/3; border: 2px dashed #ddd1bb; background: var(--cream); display: flex; align-items: center; justify-content: center; text-align: center; color: var(--gray); font-size: 0.85rem; padding: 20px; }

/* Portfolio grid */
.portfolio-grid-2 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.portfolio-grid-2 .item { aspect-ratio: 4/3; border: 2px dashed #ddd1bb; background: var(--cream); display: flex; align-items: center; justify-content: center; text-align: center; color: var(--gray); font-size: 0.8rem; padding: 14px; }
img.hero-photo, img.photo-box, .portfolio-grid-2 img.item {
  border: none;
  background: none;
  padding: 0;
  display: block;
  width: 100%;
  object-fit: cover;
}

/* FAQ */
.faq-list { max-width: 760px; margin: 0 auto; }
.faq-list details { border-bottom: 1px solid #e6ded0; padding: 18px 4px; }
.faq-list summary { cursor: pointer; font-family: var(--font-head); font-weight: 600; text-transform: uppercase; font-size: 0.98rem; letter-spacing: 0.02em; list-style: none; display: flex; justify-content: space-between; align-items: center; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; font-size: 1.3rem; color: var(--amber-dark); font-family: var(--font-body); }
.faq-list details[open] summary::after { content: "–"; }
.faq-list p { margin-top: 12px; margin-bottom: 0; }

.cta-band { background: var(--amber); color: var(--white); text-align: center; padding: 60px 0; }
.cta-band h2 { color: var(--white); }

.site-footer { background: var(--navy); color: rgba(255,255,255,0.75); padding: 50px 0 20px; }
.footer-grid { display: grid; grid-template-columns: 1.3fr 1fr 1fr; gap: 40px; padding-bottom: 30px; }
.footer-grid h4 { color: var(--white); font-family: var(--font-head); font-size: 0.95rem; letter-spacing: 0.04em; margin-bottom: 14px; }
.footer-grid li { margin-bottom: 8px; font-size: 0.86rem; }
.footer-grid a:hover { color: var(--amber); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.14); padding-top: 18px; font-size: 0.76rem; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; }

.contact-layout { display: grid; grid-template-columns: 1.2fr 1fr; gap: 50px; }
.form-field { margin-bottom: 18px; }
.form-field label { display: block; font-family: var(--font-head); font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.04em; font-weight: 600; margin-bottom: 6px; }
.form-field input, .form-field textarea, .form-field select { width: 100%; padding: 13px 14px; border: 1px solid #ddd1bb; font-family: var(--font-body); font-size: 1rem; background: var(--white); }
.form-field textarea { min-height: 130px; resize: vertical; }
.form-success { display: none; background: var(--cream); border: 1px solid #ddd1bb; padding: 14px 16px; margin-bottom: 18px; font-weight: 700; }
.form-success.show { display: block; }
.info-card { background: var(--cream); padding: 30px; }
.info-card li { display: flex; gap: 10px; margin-bottom: 16px; font-size: 0.92rem; }

@media (max-width: 900px) {
  .hero-grid, .split, .contact-layout { grid-template-columns: 1fr; }
  .stats-row, .services-grid, .portfolio-grid-2, .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 620px) {
  .site-header .wrap { flex-wrap: wrap; row-gap: 14px; }
  nav.main-nav { width: 100%; order: 3; }
  nav.main-nav ul { flex-wrap: wrap; gap: 12px 18px; }
  .stats-row, .services-grid, .portfolio-grid-2, .footer-grid { grid-template-columns: 1fr; }
  .section { padding: 56px 0; }
}