/* ==========================================================
   STONEBRIDGE BUILDS — Contractor concept (Avara Designs)
   Cream + forest green + copper. Playfair Display serif.
   ========================================================== */

:root {
  --bg:        #F4EFE6;
  --bg-2:      #EBE4D5;
  --bg-3:      #FFFFFF;
  --ink:       #1F3A2E;
  --ink-2:     #15291F;
  --ink-soft:  rgba(31, 58, 46, 0.74);
  --ink-faint: rgba(31, 58, 46, 0.46);
  --copper:    #B5651D;
  --copper-deep: #8A4A12;
  --line:      rgba(31, 58, 46, 0.16);
  --line-soft: rgba(31, 58, 46, 0.08);

  --serif: 'Playfair Display', 'Times New Roman', serif;
  --sans:  'Source Sans 3', 'Source Sans Pro', system-ui, sans-serif;

  --container-max: 1240px;
  --container-pad: clamp(20px, 4vw, 56px);
}

*,*::before,*::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a { color: inherit; text-decoration: none; }
ul,ol { list-style: none; }
img { display: block; max-width: 100%; }
button { font: inherit; cursor: pointer; background: none; border: none; color: inherit; }
input, textarea, select { font: inherit; color: inherit; }
@media (prefers-reduced-motion: reduce) {
  *,*::before,*::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
  html { scroll-behavior: auto; }
}
::selection { background: var(--copper); color: var(--bg); }

.container { width: 100%; max-width: var(--container-max); margin: 0 auto; padding-inline: var(--container-pad); }

/* Typography */
.kicker {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--copper);
  margin-bottom: 18px;
}
.section-headline {
  font-family: var(--serif);
  font-size: clamp(40px, 6vw, 80px);
  font-weight: 500;
  line-height: 1.04;
  letter-spacing: -0.01em;
  margin-bottom: 28px;
  color: var(--ink);
}
.section-headline em { font-style: italic; color: var(--copper); }

.section-head { max-width: 760px; margin-bottom: 64px; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: 2px;
  transition: background 220ms ease, color 220ms ease, transform 220ms cubic-bezier(.22,1,.36,1), border-color 220ms ease;
  border: 1px solid transparent;
}
.btn-copper { background: var(--copper); color: var(--bg-3); }
.btn-copper:hover { background: var(--copper-deep); transform: translateY(-2px); }
.btn-forest { background: var(--ink); color: var(--bg-3); }
.btn-forest:hover { background: var(--ink-2); transform: translateY(-2px); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--ink); }
.btn-ghost:hover { background: var(--ink); color: var(--bg-3); }
.btn-block { width: 100%; }

.link-arrow {
  display: inline-block;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--copper);
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
  transition: color 200ms ease, gap 200ms ease;
}
.link-arrow:hover { color: var(--ink); }

/* ----------- NAV ----------- */

.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  padding: 18px 0;
  background: rgba(244, 239, 230, 0);
  transition: background 280ms ease, backdrop-filter 280ms ease, padding 280ms ease, border-color 280ms ease;
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: rgba(244, 239, 230, 0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom-color: var(--line);
  padding: 12px 0;
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; gap: 32px; }

.brand {
  font-family: var(--serif);
  font-size: clamp(20px, 1.8vw, 26px);
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--ink);
}

.nav-links { display: flex; gap: 32px; font-size: 13px; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-soft); }
.nav-links a { transition: color 200ms ease; padding-bottom: 4px; border-bottom: 1px solid transparent; }
.nav-links a:hover { color: var(--copper); border-bottom-color: var(--copper); }
.nav-cta { padding: 10px 18px; font-size: 12px; }

@media (max-width: 880px) { .nav-links { display: none; } }

/* ----------- HERO ----------- */

.hero {
  padding-top: 72px;
  background: var(--bg);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: calc(100vh - 72px);
}
@media (max-width: 980px) { .hero-grid { grid-template-columns: 1fr; min-height: auto; } }

.hero-image {
  background-image: url('../../concepts/contractor/images/hero.jpg'), url('https://images.unsplash.com/photo-1556909114-f6e7ad7d3136?w=1920');
  background-size: cover;
  background-position: center;
  background-color: #c9b48d;
  position: relative;
  min-height: 380px;
}
.hero-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(31,58,46,0.05), rgba(31,58,46,0.18));
}
.hero-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 80px clamp(32px, 6vw, 80px);
  background: var(--bg);
}
.hero-headline {
  font-family: var(--serif);
  font-size: clamp(48px, 6.5vw, 88px);
  font-weight: 500;
  line-height: 1;
  letter-spacing: -0.012em;
  margin-bottom: 24px;
}
.hero-headline em { font-style: italic; color: var(--copper); }
.hero-sub {
  font-size: clamp(17px, 1.4vw, 19px);
  color: var(--ink-soft);
  margin-bottom: 32px;
  max-width: 520px;
}
.hero-ctas { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 56px; }
.hero-trust {
  display: flex;
  gap: clamp(20px, 4vw, 56px);
  padding-top: 32px;
  border-top: 1px solid var(--line);
}
.trust-item {
  font-size: 13px;
  color: var(--ink-soft);
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.trust-item strong {
  font-family: var(--serif);
  font-size: 32px;
  font-weight: 600;
  color: var(--copper);
  letter-spacing: -0.01em;
}

/* ----------- SECTIONS ----------- */

.section { padding: clamp(80px, 12vw, 160px) 0; position: relative; }

/* ----------- PROJECTS ----------- */

.projects { background: var(--bg-2); }
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
@media (max-width: 980px) { .projects-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .projects-grid { grid-template-columns: 1fr; } }

.project {
  cursor: pointer;
  transition: transform 280ms cubic-bezier(.22,1,.36,1);
}
.project:hover { transform: translateY(-4px); }
.project-img {
  aspect-ratio: 4 / 3;
  background-size: cover;
  background-position: center;
  position: relative;
  overflow: hidden;
  border-radius: 2px;
}
.project-img::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(31,58,46,0.4) 100%);
  transition: background 240ms ease;
}
.project:hover .project-img::after { background: linear-gradient(180deg, rgba(31,58,46,0.1) 0%, rgba(31,58,46,0.5) 100%); }

/* Sample project gradient swatches (real photos drop into images/project-N.jpg) */
.project-img.p1 { background-image: url('../../concepts/contractor/images/project-1.jpg'), linear-gradient(135deg, #c9b48d, #8a6e4a 60%, #1F3A2E); }
.project-img.p2 { background-image: url('../../concepts/contractor/images/project-2.jpg'), linear-gradient(135deg, #e7e1d2, #b5a48c 60%, #2A3F35); }
.project-img.p3 { background-image: url('../../concepts/contractor/images/project-3.jpg'), linear-gradient(135deg, #d0c2a4, #8a7a5e 60%, #3a4d3f); }
.project-img.p4 { background-image: url('../../concepts/contractor/images/project-4.jpg'), linear-gradient(135deg, #b5a48c, #6a5a45 60%, #1F3A2E); }
.project-img.p5 { background-image: url('../../concepts/contractor/images/project-5.jpg'), linear-gradient(135deg, #d8c8a8, #a08868 60%, #4a3a28); }
.project-img.p6 { background-image: url('../../concepts/contractor/images/project-6.jpg'), linear-gradient(135deg, #c8b698, #806a4a 60%, #1F3A2E); }

.project-meta { padding: 16px 4px 0; }
.project-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--copper);
  margin-bottom: 6px;
}
.project-meta h3 {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 500;
  letter-spacing: -0.005em;
  color: var(--ink);
}

/* ----------- SERVICES (long-form) ----------- */

.service-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  border-top: 1px solid var(--line);
}
.service-row {
  display: grid;
  grid-template-columns: 1fr 2fr auto;
  gap: 32px;
  padding: 36px 0;
  border-bottom: 1px solid var(--line);
  align-items: start;
}
@media (max-width: 880px) {
  .service-row { grid-template-columns: 1fr; gap: 12px; }
}
.service-row h3 {
  font-family: var(--serif);
  font-size: clamp(26px, 3vw, 36px);
  font-weight: 500;
  letter-spacing: -0.005em;
  color: var(--ink);
}
.service-row p {
  color: var(--ink-soft);
  font-size: 16px;
  max-width: 620px;
}

/* ----------- PROCESS ----------- */

.process { background: var(--ink); color: var(--bg); }
.process .kicker { color: var(--copper); }
.process .section-headline { color: var(--bg); }
.process .section-headline em { color: var(--copper); }

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  margin-top: 48px;
}
@media (max-width: 980px) { .process-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .process-grid { grid-template-columns: 1fr; } }
.process-step {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 32px 24px;
  border-top: 2px solid var(--copper);
  background: rgba(255, 255, 255, 0.02);
}
.process-num {
  font-family: var(--serif);
  font-size: 56px;
  font-weight: 600;
  color: var(--copper);
  letter-spacing: -0.02em;
  line-height: 1;
}
.process-step h3 {
  font-family: var(--serif);
  font-size: 24px;
  font-weight: 500;
  margin-top: 12px;
  color: var(--bg);
}
.process-step p { color: rgba(244,239,230,0.7); font-size: 15px; }

/* ----------- ABOUT ----------- */

.about { background: var(--bg-2); }
.about-inner {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 64px;
  align-items: center;
}
@media (max-width: 880px) { .about-inner { grid-template-columns: 1fr; gap: 32px; } }
.about-portrait {
  aspect-ratio: 4 / 5;
  background:
    linear-gradient(180deg, rgba(31,58,46,0.05), rgba(31,58,46,0.35)),
    url('https://images.unsplash.com/photo-1521119989659-a83eee488004?w=1200');
  background-size: cover;
  background-position: center top;
  background-color: #6a5a3e;
  border-radius: 2px;
}
.about-text p { color: var(--ink-soft); margin-bottom: 18px; }
.pull-quote {
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(20px, 2vw, 26px);
  line-height: 1.4;
  color: var(--copper);
  margin: 28px 0;
  padding-left: 24px;
  border-left: 3px solid var(--copper);
}
.signature {
  font-family: var(--serif);
  font-style: italic;
  font-size: 18px;
  color: var(--ink);
  margin-top: 32px;
}

/* ----------- TESTIMONIALS ----------- */

.testimonials { text-align: center; }
.t-rotator { position: relative; max-width: 900px; margin: 56px auto 32px; min-height: 220px; }
.t-card {
  position: absolute;
  top: 0; left: 0; right: 0;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 480ms cubic-bezier(.22,1,.36,1), transform 480ms cubic-bezier(.22,1,.36,1);
  pointer-events: none;
}
.t-card.is-active { opacity: 1; transform: translateY(0); pointer-events: auto; }
.t-card blockquote {
  font-family: var(--serif);
  font-size: clamp(22px, 2.4vw, 30px);
  font-style: italic;
  font-weight: 500;
  line-height: 1.4;
  color: var(--ink);
  margin-bottom: 24px;
}
.t-card blockquote::before { content: '"'; color: var(--copper); margin-right: 4px; }
.t-card figcaption {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--copper);
}
.t-dots { display: flex; gap: 12px; justify-content: center; }
.t-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--line);
  transition: background 200ms ease, transform 200ms ease;
}
.t-dot.is-active { background: var(--copper); transform: scale(1.2); }

/* ----------- QUOTE CALCULATOR ----------- */

.quote { background: var(--ink); color: var(--bg); }
.quote .kicker { color: var(--copper); }
.quote .section-headline { color: var(--bg); }
.quote .section-headline em { color: var(--copper); }
.quote-sub { color: rgba(244,239,230,0.7); max-width: 580px; }

.calc {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 56px;
  margin-top: 48px;
  align-items: stretch;
}
@media (max-width: 880px) { .calc { grid-template-columns: 1fr; gap: 24px; } }

.calc-fields { display: flex; flex-direction: column; gap: 16px; }
.field { display: flex; flex-direction: column; gap: 8px; }
.field span {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--copper);
}
.field select, .field input, .field textarea {
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(244,239,230,0.18);
  border-radius: 2px;
  color: var(--bg);
  font-size: 16px;
  font-family: var(--sans);
}
.calc .field select { color: var(--bg); }
.field select:focus, .field input:focus, .field textarea:focus {
  outline: none;
  border-color: var(--copper);
  background: rgba(255, 255, 255, 0.08);
}
.field select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='none' stroke='%23B5651D' stroke-width='2' d='M1 1l5 5 5-5'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 16px center; padding-right: 44px; }

.calc-result {
  background: rgba(181, 101, 29, 0.08);
  border: 1px solid var(--copper);
  padding: 40px 32px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.calc-label { font-size: 12px; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: var(--copper); margin-bottom: 12px; }
.calc-amount {
  font-family: var(--serif);
  font-size: clamp(28px, 3.5vw, 44px);
  font-weight: 500;
  color: var(--bg);
  letter-spacing: -0.01em;
  margin-bottom: 16px;
  transition: color 200ms ease;
}
.calc-note { font-size: 13px; color: rgba(244,239,230,0.6); line-height: 1.55; }

/* ----------- QUOTE FORM ----------- */

.quote-form { background: var(--bg); }
.quote-form-inner { max-width: 760px; margin: 0 auto; }
.qform { display: flex; flex-direction: column; gap: 18px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 600px) { .field-row { grid-template-columns: 1fr; } }
.qform .field span { color: var(--ink-soft); }
.qform .field select, .qform .field input, .qform .field textarea {
  background: var(--bg-3);
  border-color: var(--line);
  color: var(--ink);
}
.qform .field select { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='none' stroke='%231F3A2E' stroke-width='2' d='M1 1l5 5 5-5'/%3E%3C/svg%3E"); }
.qform-fine { font-size: 13px; color: var(--ink-faint); text-align: center; margin-top: 4px; }
.qform-fine a { color: var(--copper); font-weight: 600; }
.qform-success {
  text-align: center;
  padding: 32px;
  background: var(--bg-2);
  border: 1px solid var(--copper);
}
.qform-success h3 { font-family: var(--serif); font-size: 36px; color: var(--ink); margin-bottom: 8px; }
.qform-success p { color: var(--ink-soft); }

.hp { position: absolute; left: -10000px; opacity: 0; }

/* ----------- FOOTER ----------- */

.footer { background: var(--ink); color: var(--bg); padding-top: 80px; border-top: 8px solid var(--copper); }
.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 32px;
  padding-bottom: 64px;
}
@media (max-width: 880px) { .footer-inner { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .footer-inner { grid-template-columns: 1fr; } }

.footer .brand { color: var(--bg); margin-bottom: 12px; display: inline-block; }
.footer-brand p { color: rgba(244,239,230,0.65); font-size: 14px; }
.footer-meta strong { display: block; font-size: 12px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--copper); margin-bottom: 8px; font-weight: 600; }
.footer-meta p { font-size: 14px; color: rgba(244,239,230,0.85); }
.footer-meta a:hover { color: var(--copper); }

.footer-bar { border-top: 1px solid rgba(244,239,230,0.12); padding: 20px 0; }
.footer-bar-inner { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; font-size: 12px; color: rgba(244,239,230,0.5); }
.footer-bar a { color: var(--copper); }

/* ----------- FLOATING CTA ----------- */
.float-cta {
  position: fixed;
  bottom: 24px; right: 24px;
  background: var(--copper);
  color: var(--bg-3);
  padding: 14px 24px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: 2px;
  box-shadow: 0 12px 32px rgba(181,101,29,0.4);
  z-index: 30;
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: opacity 280ms ease, transform 280ms cubic-bezier(.22,1,.36,1);
}
.float-cta.is-visible { opacity: 1; transform: translateY(0); pointer-events: auto; }

/* ----------- LIGHTBOX ----------- */

.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(31, 58, 46, 0.92);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 32px;
  opacity: 0;
  transition: opacity 240ms ease;
}
.lightbox.is-visible { opacity: 1; }
.lightbox-close {
  position: absolute;
  top: 24px; right: 32px;
  font-size: 40px;
  color: var(--bg);
  width: 48px; height: 48px;
  display: flex; align-items: center; justify-content: center;
}
.lightbox-img {
  max-width: 1200px;
  width: 100%;
  aspect-ratio: 4 / 3;
  background-size: cover;
  background-position: center;
  background-color: #c9b48d;
}

/* ----------- REVEAL ----------- */
[data-reveal] { opacity: 0; transform: translateY(20px); transition: opacity 700ms cubic-bezier(.22,1,.36,1), transform 700ms cubic-bezier(.22,1,.36,1); transition-delay: var(--d, 0ms); }
[data-reveal].is-in { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) { [data-reveal] { opacity: 1; transform: none; } }