/* SierraVistaLandscape — "the walkway at dusk"
   DARK-DOMINANT: night ink / lamplight text, single copper accent. */

:root {
  --night: #1b1611;
  --night-deep: #100c08;
  --night-band: #241d14;
  --lamp: #ece1c6;
  --lamp-dim: #b8a983;
  --hairline: #3a3125;
  --copper: #b46a4a;
  --copper-deep: #8f5238;
  --copper-soft: #2e2118;
  --radius: 14px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--night);
  color: var(--lamp);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 60;
  opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)' opacity='0.6'/%3E%3C/svg%3E");
}
img { max-width: 100%; height: auto; display: block; }
h1, h2, h3 { font-family: "Alegreya SC", Georgia, serif; font-weight: 700; line-height: 1.12; letter-spacing: 0.01em; margin: 0 0 0.6em; }
h1 em, h2 em { font-family: Georgia, serif; font-style: italic; color: var(--copper); font-weight: 700; }
p { margin: 0 0 1em; }
a { color: var(--copper); }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 1.5rem; }
.skip { position: absolute; left: -9999px; top: 0; background: var(--copper); color: var(--night-deep); padding: 0.75rem 1.25rem; z-index: 100; border-radius: 0 0 8px 0; }
.skip:focus { left: 0; }

/* Header */
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(16, 12, 8, 0.92); backdrop-filter: blur(8px); border-bottom: 1px solid var(--hairline); }
.header-in { display: flex; align-items: center; justify-content: space-between; padding-top: 0.9rem; padding-bottom: 0.9rem; }
.brand { display: inline-flex; align-items: center; gap: 0.6rem; text-decoration: none; color: var(--lamp); }
.brand-word { font-family: "Alegreya SC", Georgia, serif; font-size: 1.25rem; letter-spacing: 0.02em; }
.brand-word em { font-family: Georgia, serif; font-style: italic; color: var(--copper); }
.brand-lamp { width: 14px; height: 14px; border-radius: 50%; background: radial-gradient(circle, #e8b06a 0%, var(--copper) 55%, transparent 75%); box-shadow: 0 0 14px 3px rgba(180, 106, 74, 0.65); flex: none; animation: lamp-flicker 5s ease-in-out infinite; }
@keyframes lamp-flicker { 0%, 100% { opacity: 1; } 48% { opacity: 0.82; } 52% { opacity: 0.95; } 70% { opacity: 0.88; } }

/* Buttons */
.btn { display: inline-block; text-decoration: none; font-weight: 700; border-radius: 999px; padding: 0.7rem 1.5rem; transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease; }
.btn-solid { background: var(--copper); color: var(--night-deep); }
.btn-solid:hover { transform: translateY(-2px); box-shadow: 0 10px 28px rgba(180, 106, 74, 0.35); background: #c47a58; }
.btn-ghost { border: 1px solid var(--hairline); color: var(--lamp); }
.btn-ghost:hover { border-color: var(--copper); transform: translateY(-2px); }
.btn-call { background: var(--copper); color: var(--night-deep); font-size: 0.95rem; padding: 0.55rem 1.1rem; }
.btn-call:hover { transform: translateY(-2px); }
.btn-huge { font-size: 1.6rem; padding: 1rem 2.6rem; }

/* Hero */
.hero { position: relative; overflow: hidden; padding: 4.5rem 0 3.5rem; }
.hero-glow { position: absolute; inset: 0; pointer-events: none; background:
  radial-gradient(560px 340px at 78% 30%, rgba(180, 106, 74, 0.16), transparent 70%),
  radial-gradient(700px 420px at 12% 82%, rgba(180, 106, 74, 0.08), transparent 70%); animation: glow-drift 14s ease-in-out infinite alternate; }
@keyframes glow-drift { from { transform: translateY(-12px); } to { transform: translateY(14px); } }
.hero-grid { position: relative; display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 3rem; align-items: center; }
.eyebrow { text-transform: uppercase; letter-spacing: 0.16em; font-size: 0.78rem; font-weight: 700; color: var(--copper); margin-bottom: 1.1rem; }
.hero-title { font-size: clamp(2.4rem, 5.2vw, 4rem); margin-bottom: 1.2rem; }
.hero-title .q { display: block; animation: rise-in 0.9s cubic-bezier(0.2, 0.7, 0.2, 1) both; }
.hero-title .a { display: block; animation: rise-in 0.9s cubic-bezier(0.2, 0.7, 0.2, 1) 0.25s both; }
@keyframes rise-in { from { opacity: 0; transform: translateY(26px); } to { opacity: 1; transform: none; } }
.hero-sub { color: var(--lamp-dim); font-size: 1.12rem; max-width: 34rem; }
.trust-row { list-style: none; display: flex; flex-wrap: wrap; gap: 0.6rem 1.6rem; padding: 0; margin: 1.6rem 0 1.8rem; }
.trust-row li { display: inline-flex; align-items: center; gap: 0.55rem; font-weight: 600; font-size: 0.95rem; }
.trust-row .dot { width: 9px; height: 9px; border-radius: 50%; background: var(--copper); box-shadow: 0 0 10px 2px rgba(180, 106, 74, 0.7); flex: none; }
.hero-ctas { display: flex; flex-wrap: wrap; gap: 0.9rem; }
.hero-photo { margin: 0; }
.photo-frame { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--hairline); box-shadow: 0 30px 70px rgba(0, 0, 0, 0.55); }
.photo-frame img { transition: transform 0.6s ease; }
.photo-frame:hover img { transform: scale(1.03); }
.hero-photo figcaption { margin-top: 0.7rem; font-size: 0.85rem; color: var(--lamp-dim); font-style: italic; }

/* Reveal (JS-gated: content visible with JS off) */
.js .reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.2, 0.7, 0.2, 1); }
.js .reveal.in { opacity: 1; transform: none; }

/* Joint dividers */
.joint-divider { padding: 0.5rem 0; }
.joint-divider svg { width: 100%; height: 60px; display: block; }
.joint-line { stroke: var(--hairline); stroke-width: 2; fill: none; }
.glow-dot { fill: var(--copper); opacity: 0.85; }
.js .joint-grid .joint-line { stroke-dasharray: 1200; stroke-dashoffset: 1200; transition: stroke-dashoffset 1.6s ease; }
.js .joint-grid.laid .joint-line { stroke-dashoffset: 0; }

/* Sections */
section { padding: 4rem 0; }
.section-title { font-size: clamp(1.9rem, 3.6vw, 2.9rem); margin-bottom: 2.2rem; }

/* Build rows (numbered, asymmetric) */
.build { background: var(--night-deep); border-top: 1px solid var(--hairline); border-bottom: 1px solid var(--hairline); }
.build-rows { list-style: none; margin: 0; padding: 0; }
.build-row { display: grid; grid-template-columns: 5.5rem 1fr; gap: 1.5rem; padding: 1.9rem 0; border-top: 1px solid var(--hairline); align-items: start; transition: background 0.25s ease; }
.build-row:last-child { border-bottom: 1px solid var(--hairline); }
.build-row:hover { background: rgba(180, 106, 74, 0.05); }
.build-no { font-family: "Alegreya SC", Georgia, serif; font-size: 2.6rem; color: transparent; -webkit-text-stroke: 1.5px var(--copper); line-height: 1; }
.build-row h3 { margin-bottom: 0.35rem; font-size: 1.45rem; }
.build-row p { color: var(--lamp-dim); margin: 0; max-width: 44rem; }

/* Work grid */
.work-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; }
.work-shot { margin: 0; }
.work-shot img { border-radius: var(--radius); border: 1px solid var(--hairline); aspect-ratio: 1 / 1; object-fit: cover; width: 100%; transition: transform 0.5s ease, box-shadow 0.5s ease; }
.work-shot:hover img { transform: translateY(-6px); box-shadow: 0 22px 50px rgba(0, 0, 0, 0.5); }
.work-shot figcaption { margin-top: 0.7rem; font-size: 0.9rem; color: var(--lamp-dim); }

/* Process */
.process { background: var(--night-band); border-top: 1px solid var(--hairline); border-bottom: 1px solid var(--hairline); }
.process-steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; }
.process-steps li { background: var(--night); border: 1px solid var(--hairline); border-radius: var(--radius); padding: 1.8rem; transition: transform 0.25s ease, border-color 0.25s ease; }
.process-steps li:hover { transform: translateY(-5px); border-color: var(--copper); }
.step-no { display: inline-flex; align-items: center; justify-content: center; width: 2.4rem; height: 2.4rem; border-radius: 50%; background: var(--copper-soft); border: 1px solid var(--copper); color: var(--copper); font-family: "Alegreya SC", Georgia, serif; font-size: 1.15rem; margin-bottom: 1rem; }
.process-steps h3 { font-size: 1.3rem; margin-bottom: 0.5rem; }
.process-steps p { color: var(--lamp-dim); margin: 0; font-size: 0.98rem; }

/* Service area */
.area-in { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; }
.area-copy { color: var(--lamp-dim); }
.area-facts { background: var(--night-deep); border: 1px solid var(--hairline); border-radius: var(--radius); padding: 2rem; }
.area-facts p { display: grid; grid-template-columns: 4.5rem 1fr; gap: 1rem; margin: 0 0 1rem; }
.area-facts p:last-child { margin-bottom: 0; }
.fact-k { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.12em; color: var(--copper); font-weight: 700; padding-top: 0.2rem; }
.area-facts a { overflow-wrap: anywhere; }

/* FAQ */
.faq-list { max-width: 46rem; }
.faq-list details { border: 1px solid var(--hairline); border-radius: var(--radius); margin-bottom: 0.9rem; background: var(--night-deep); overflow: hidden; }
.faq-list summary { cursor: pointer; padding: 1.2rem 1.5rem; font-weight: 700; font-size: 1.05rem; list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 1rem; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; color: var(--copper); font-size: 1.5rem; font-weight: 400; flex: none; transition: transform 0.25s ease; }
.faq-list details[open] summary::after { transform: rotate(45deg); }
.faq-list details p { padding: 0 1.5rem 1.3rem; color: var(--lamp-dim); margin: 0; }

/* Final CTA */
.cta { text-align: center; background: radial-gradient(640px 380px at 50% 20%, rgba(180, 106, 74, 0.14), transparent 70%), var(--night-deep); border-top: 1px solid var(--hairline); }
.cta-in { max-width: 40rem; }
.cta-title { font-size: clamp(2.2rem, 4.6vw, 3.4rem); margin-bottom: 1.6rem; }
.cta-note { margin-top: 1.2rem; color: var(--lamp-dim); font-size: 0.95rem; }

/* Footer */
.site-footer { border-top: 1px solid var(--hairline); padding: 2rem 0; }
.footer-in p { margin: 0 0 0.4rem; font-size: 0.92rem; }
.footer-in .fine { color: var(--lamp-dim); font-size: 0.85rem; margin: 0; }

@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; gap: 2.2rem; }
  .work-grid { grid-template-columns: 1fr 1fr; }
  .process-steps { grid-template-columns: 1fr; }
  .area-in { grid-template-columns: 1fr; gap: 2rem; }
}
@media (max-width: 560px) {
  .work-grid { grid-template-columns: 1fr; }
  .build-row { grid-template-columns: 3.8rem 1fr; gap: 1rem; }
  .build-no { font-size: 1.9rem; }
  .btn-huge { font-size: 1.3rem; padding: 0.9rem 1.8rem; }
  .btn-call { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
  .js .reveal { opacity: 1; transform: none; }
  .js .joint-grid .joint-line { stroke-dashoffset: 0; }
}