/* ============================================================
   KC Custom Interiors — Main Stylesheet
   ============================================================ */

/* ---------- Tokens ---------- */
:root {
  --cream:       #FAF8F5;
  --white:       #FFFFFF;
  --charcoal:    #252320;
  --taupe:       #8C7B6E;
  --gold:        #B89B72;
  --gold-light:  #D4BC98;
  --muted-bg:    #F3F0EB;
  --border:      #E5DED5;
  --text:        #3A3530;
  --text-light:  #7A726A;

  --font-head:   'Cormorant Garamond', Georgia, serif;
  --font-body:   'DM Sans', system-ui, sans-serif;

  --radius:      4px;
  --transition:  0.35s cubic-bezier(0.4, 0, 0.2, 1);

  --container:   1200px;
  --section-gap: 100px;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  color: var(--text);
  background: var(--white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img, video { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; border: none; background: none; }
ul { list-style: none; }
input, textarea, select {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--text);
}

/* ---------- Utilities ---------- */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 32px;
}

.section { padding: var(--section-gap) 0; }
.section-muted { background: var(--muted-bg); }

.section-header {
  text-align: center;
  max-width: 560px;
  margin: 0 auto 64px;
}

.section-eyebrow {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 12px;
  display: block;
}

.section-title {
  font-family: var(--font-head);
  font-weight: 300;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.15;
  color: var(--charcoal);
  margin-bottom: 16px;
}

.section-intro {
  font-size: 1.05rem;
  color: var(--text-light);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 14px 32px;
  border-radius: var(--radius);
  transition: var(--transition);
  white-space: nowrap;
}

.btn-dark {
  background: var(--charcoal);
  color: var(--white);
  border: 1.5px solid var(--charcoal);
}
.btn-dark:hover {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--white);
}

.btn-light {
  background: var(--white);
  color: var(--charcoal);
  border: 1.5px solid var(--white);
}
.btn-light:hover {
  background: transparent;
  color: var(--white);
}

.btn-ghost {
  background: transparent;
  color: var(--white);
  border: 1.5px solid rgba(255,255,255,0.6);
}
.btn-ghost:hover {
  background: rgba(255,255,255,0.12);
  border-color: var(--white);
}

.btn-full { width: 100%; text-align: center; }

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 20px 0;
  transition: background var(--transition), padding var(--transition), box-shadow var(--transition);
}
.site-header.scrolled {
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(8px);
  padding: 14px 0;
  box-shadow: 0 1px 0 var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 32px;
}

.logo {
  display: flex;
  flex-direction: column;
  gap: 2px;
  transition: opacity var(--transition);
}
.logo:hover { opacity: 0.75; }
.logo-main {
  font-family: var(--font-head);
  font-size: 1.3rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  color: var(--white);
  transition: color var(--transition);
}
.logo-sub {
  font-size: 0.65rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.65);
  transition: color var(--transition);
}
.site-header.scrolled .logo-main { color: var(--charcoal); }
.site-header.scrolled .logo-sub  { color: var(--text-light); }

.site-nav {
  display: flex;
  align-items: center;
  gap: 36px;
}
.site-nav a {
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.85);
  transition: color var(--transition);
}
.site-nav a:hover { color: var(--white); }
.site-header.scrolled .site-nav a { color: var(--text-light); }
.site-header.scrolled .site-nav a:hover { color: var(--charcoal); }

.site-nav .nav-cta {
  font-size: 0.75rem;
  padding: 10px 22px;
  border-radius: var(--radius);
  border: 1.5px solid rgba(255,255,255,0.5);
  color: var(--white);
  transition: background var(--transition), border-color var(--transition), color var(--transition);
}
.site-nav .nav-cta:hover { background: rgba(255,255,255,0.15); border-color: var(--white); }
.site-header.scrolled .site-nav .nav-cta {
  border-color: var(--charcoal);
  color: var(--charcoal);
}
.site-header.scrolled .site-nav .nav-cta:hover {
  background: var(--charcoal);
  color: var(--white);
}

/* Mobile toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 24px; height: 1.5px;
  background: var(--white);
  transition: var(--transition);
}
.site-header.scrolled .nav-toggle span { background: var(--charcoal); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  height: 100svh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-media {
  position: absolute;
  inset: 0;
}
.hero-img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center;
  /* Placeholder color while image loads */
  background: var(--charcoal);
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    160deg,
    rgba(20, 18, 14, 0.55) 0%,
    rgba(20, 18, 14, 0.35) 60%,
    rgba(20, 18, 14, 0.55) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: var(--white);
  padding: 0 24px;
  max-width: 720px;
}

.hero-eyebrow {
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold-light);
  margin-bottom: 20px;
  opacity: 0;
  animation: fadeUp 0.8s 0.3s forwards;
}

.hero-title {
  font-family: var(--font-head);
  font-weight: 300;
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  line-height: 1.08;
  letter-spacing: -0.01em;
  margin-bottom: 24px;
  opacity: 0;
  animation: fadeUp 0.9s 0.5s forwards;
}
.hero-title em {
  font-style: italic;
  color: var(--gold-light);
}

.hero-tagline {
  font-size: 1.05rem;
  font-weight: 300;
  color: rgba(255,255,255,0.82);
  margin-bottom: 40px;
  opacity: 0;
  animation: fadeUp 0.9s 0.7s forwards;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  opacity: 0;
  animation: fadeUp 0.9s 0.9s forwards;
}

.scroll-cue {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  opacity: 0;
  animation: fadeIn 1s 1.4s forwards;
}
.scroll-line {
  display: block;
  width: 1px;
  height: 56px;
  background: rgba(255,255,255,0.4);
  margin: 0 auto;
  animation: scrollPulse 2s 2s infinite;
}

/* ---------- About ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.about-image {
  position: relative;
}
.about-image img {
  width: 100%;
  aspect-ratio: 4/5;
  object-fit: cover;
  border-radius: var(--radius);
  position: relative;
  z-index: 1;
  /* Placeholder while no image */
  background: var(--muted-bg);
  min-height: 400px;
}
.about-accent {
  position: absolute;
  top: -20px;
  left: -20px;
  width: 60%;
  height: 60%;
  border: 1.5px solid var(--gold-light);
  border-radius: var(--radius);
  z-index: 0;
}
.about-text { display: flex; flex-direction: column; gap: 20px; }
.about-text h2 { margin-bottom: 8px; }
.about-text p { color: var(--text-light); line-height: 1.8; }
.about-text .btn { align-self: flex-start; margin-top: 8px; }

/* ---------- Services ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.service-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 32px;
  transition: box-shadow var(--transition), transform var(--transition);
}
.service-card:hover {
  box-shadow: 0 8px 40px rgba(0,0,0,0.08);
  transform: translateY(-4px);
}
.service-icon {
  width: 48px; height: 48px;
  color: var(--gold);
  margin-bottom: 20px;
}
.service-icon svg { width: 100%; height: 100%; }
.service-card h3 {
  font-family: var(--font-head);
  font-size: 1.35rem;
  font-weight: 400;
  color: var(--charcoal);
  margin-bottom: 10px;
}
.service-card p { font-size: 0.93rem; color: var(--text-light); line-height: 1.7; }
.service-price {
  display: inline-block;
  margin-top: 16px;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--gold);
  text-transform: uppercase;
  font-weight: 500;
}
.services-cta {
  text-align: center;
  margin-top: 56px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}
.services-cta p { color: var(--text-light); }

/* ---------- Portfolio ---------- */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-flow: dense;
  gap: 8px;
  margin-top: -8px;
}
.portfolio-item {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4/3;
  cursor: pointer;
  /* Placeholder */
  background: var(--muted-bg);
}
.portfolio-item--wide {
  grid-column: span 2;
}
.portfolio-item img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}
.portfolio-item:hover img { transform: scale(1.05); }
.portfolio-caption {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 48px 24px 24px;
  background: linear-gradient(to top, rgba(20,18,14,0.8) 0%, transparent 100%);
  color: var(--white);
  transform: translateY(8px);
  opacity: 0;
  transition: opacity var(--transition), transform var(--transition);
}
.portfolio-item:hover .portfolio-caption { opacity: 1; transform: translateY(0); }
.portfolio-label {
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold-light);
  display: block;
  margin-bottom: 4px;
}
.portfolio-caption h4 {
  font-family: var(--font-head);
  font-size: 1.2rem;
  font-weight: 300;
}

/* ---------- Process ---------- */
.process-steps {
  display: flex;
  align-items: flex-start;
  gap: 0;
}
.process-step {
  flex: 1;
  text-align: center;
  padding: 0 24px;
}
.step-number {
  font-family: var(--font-head);
  font-size: 3rem;
  font-weight: 300;
  color: var(--border);
  line-height: 1;
  margin-bottom: 20px;
}
.process-step h3 {
  font-family: var(--font-head);
  font-size: 1.3rem;
  font-weight: 400;
  color: var(--charcoal);
  margin-bottom: 12px;
}
.process-step p { font-size: 0.93rem; color: var(--text-light); line-height: 1.7; }
.process-connector {
  flex-shrink: 0;
  width: 40px;
  height: 1px;
  background: var(--border);
  margin-top: 24px;
  align-self: flex-start;
}

/* ---------- Testimonials ---------- */
.testimonials-viewport {
  overflow: hidden;
}
.testimonials-track {
  display: flex;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}
.testimonial-card {
  flex: 0 0 100%;
  padding: 48px 56px;
  background: var(--muted-bg);
  border-radius: var(--radius);
}
.quote-mark {
  font-family: var(--font-head);
  font-size: 5rem;
  line-height: 0.8;
  color: var(--gold-light);
  margin-bottom: 24px;
}
.testimonial-text {
  font-family: var(--font-head);
  font-size: 1.35rem;
  font-weight: 300;
  font-style: italic;
  line-height: 1.6;
  color: var(--charcoal);
  margin-bottom: 28px;
}
.testimonial-author { display: flex; flex-direction: column; gap: 4px; }
.testimonial-author strong { font-size: 0.85rem; letter-spacing: 0.05em; color: var(--charcoal); }
.testimonial-author span { font-size: 0.8rem; color: var(--text-light); }

.testimonials-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  margin-top: 40px;
}
.t-prev, .t-next {
  width: 44px; height: 44px;
  border-radius: 50%;
  border: 1.5px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--charcoal);
  transition: var(--transition);
}
.t-prev:hover, .t-next:hover {
  border-color: var(--gold);
  color: var(--gold);
}
.t-dots { display: flex; gap: 8px; }
.t-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--border);
  transition: background var(--transition), transform var(--transition);
  cursor: pointer;
}
.t-dot.active { background: var(--gold); transform: scale(1.3); }

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 80px;
  align-items: start;
}
.contact-info { display: flex; flex-direction: column; gap: 20px; }
.contact-info h2 { margin-bottom: 8px; }
.contact-info > p { color: var(--text-light); line-height: 1.8; }
.contact-details { display: flex; flex-direction: column; gap: 14px; margin-top: 8px; }
.contact-details li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.95rem;
  color: var(--text);
}
.contact-details li svg {
  width: 18px; height: 18px;
  flex-shrink: 0;
  color: var(--gold);
}
.contact-details a:hover { color: var(--gold); transition: color var(--transition); }

.social-links {
  display: flex;
  gap: 16px;
  margin-top: 8px;
}
.social-link {
  width: 40px; height: 40px;
  border: 1.5px solid var(--border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-light);
  transition: var(--transition);
}
.social-link svg { width: 18px; height: 18px; }
.social-link:hover { border-color: var(--gold); color: var(--gold); }

/* Form */
.contact-form { display: flex; flex-direction: column; gap: 20px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-group { display: flex; flex-direction: column; gap: 8px; }
.form-group label {
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-light);
  font-weight: 500;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 13px 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  background: var(--cream);
  font-size: 0.95rem;
  transition: border-color var(--transition);
  outline: none;
  resize: vertical;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--gold);
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-light); opacity: 0.7; }
.form-note {
  font-size: 0.8rem;
  color: var(--text-light);
  text-align: center;
  margin-top: -8px;
}
.form-success {
  padding: 20px;
  background: #F0F7F0;
  border-radius: var(--radius);
  text-align: center;
  color: #3A6B3A;
  font-size: 0.95rem;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--charcoal);
  color: rgba(255,255,255,0.6);
  padding: 48px 0;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px;
}
.footer-brand { display: flex; flex-direction: column; gap: 4px; }
.footer-brand .logo-main { color: var(--white); }
.footer-brand span:last-child { font-size: 0.8rem; }
.footer-nav { display: flex; gap: 28px; }
.footer-nav a {
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
  transition: color var(--transition);
}
.footer-nav a:hover { color: var(--white); }
.footer-copy { font-size: 0.78rem; }

/* ---------- Animations ---------- */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes scrollPulse {
  0%   { transform: scaleY(1); transform-origin: top; }
  50%  { transform: scaleY(0.5); transform-origin: top; }
  100% { transform: scaleY(1); transform-origin: top; }
}

/* Scroll reveal */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .process-steps { flex-direction: column; align-items: center; }
  .process-connector { width: 1px; height: 32px; align-self: center; }
  .contact-grid { grid-template-columns: 1fr; gap: 56px; }
}

@media (max-width: 768px) {
  :root { --section-gap: 72px; }

  .nav-toggle { display: flex; z-index: 101; }
  .site-nav {
    position: fixed;
    inset: 0;
    background: var(--charcoal);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 40px;
    transform: translateX(100%);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 100;
  }
  .site-nav.open { transform: translateX(0); }
  .site-nav a {
    font-size: 1rem;
    color: rgba(255,255,255,0.75);
  }
  .site-nav .nav-cta {
    font-size: 0.85rem;
    padding: 12px 28px;
  }

  .about-grid { grid-template-columns: 1fr; gap: 48px; }
  .about-image { max-width: 420px; margin: 0 auto; width: 100%; }

  .services-grid { grid-template-columns: 1fr; }

  .portfolio-grid { grid-template-columns: 1fr 1fr; }
  .portfolio-item--wide { grid-column: span 2; }

  .testimonial-card { padding: 32px 28px; }

  .form-row { grid-template-columns: 1fr; }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
  }
}

@media (max-width: 480px) {
  .container { padding: 0 20px; }
  .portfolio-grid { grid-template-columns: 1fr; }
  .portfolio-item--wide { grid-column: span 1; }
  .hero-actions { flex-direction: column; align-items: center; }
}