/* ========================================
   PAGE: Sustainable Textiles
   Extracted from sustainable-textiles.html
   ======================================== */

/* ---- HERO ---- */
.sustainable-hero {
  position: relative; min-height: 85vh; display: flex; align-items: center;
  overflow: hidden; background-color: var(--cream-dark);
}
.sustainable-hero-bg { position: absolute; inset: 0; z-index: 1; }
.sustainable-hero-bg img { width: 100%; height: 100%; object-fit: cover; }
.sustainable-hero-overlay {
  position: absolute; inset: 0; z-index: 2;
  background: linear-gradient(to right, rgba(239, 231, 223, 0.92) 0%, rgba(239, 231, 223, 0.4) 50%, rgba(239, 231, 223, 0.1) 100%);
}
.sustainable-hero-inner { position: relative; z-index: 3; width: 100%; }
.sustainable-hero-content { max-width: 640px; }
.sustainable-hero-label {
  display: inline-block; font-size: var(--text-xs); text-transform: uppercase;
  letter-spacing: 0.2em; color: var(--golden-brown); margin-bottom: var(--space-lg);
  animation: fadeInUp 0.8s ease forwards;
}
.sustainable-hero-title {
  font-size: clamp(2.5rem, 5.5vw, 4rem); font-weight: 400; line-height: 1.05;
  color: var(--color-text); margin-bottom: var(--space-lg);
  animation: fadeInUp 0.8s ease 0.2s forwards; opacity: 0;
}
.sustainable-hero-subtitle {
  font-size: var(--text-md); line-height: var(--leading-relaxed);
  color: var(--text-muted); max-width: 520px; margin-bottom: var(--space-xl);
  animation: fadeInUp 0.8s ease 0.4s forwards; opacity: 0;
}
.sustainable-hero-ctas {
  display: flex; align-items: center; gap: var(--space-md);
  animation: fadeInUp 0.8s ease 0.6s forwards; opacity: 0;
}

/* ---- INTRO ---- */
.sustainable-intro {
  padding: var(--space-5xl) 0;
  background-color: var(--bg-primary);
}
.sustainable-intro-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: var(--space-4xl);
}
.sustainable-intro-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 500px;
}
.sustainable-intro-image img {
  width: 100%; height: 100%; object-fit: cover;
}
.sustainable-intro-content {
  max-width: 520px;
  height: 500px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.sustainable-intro-title {
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 3.5vw, 2.25rem);
  font-weight: 500;
  line-height: var(--leading-tight);
  color: var(--color-text);
  margin-bottom: var(--space-md);
}
.sustainable-intro-text {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--text-secondary);
}
.sustainable-intro-text p { margin-bottom: 0.75rem; }

/* ---- MATERIALS ---- */
.sustainable-materials {
  padding: var(--space-5xl) 0;
  background-color: var(--bg-secondary);
}
.sustainable-materials-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}
.sustainable-materials-header .section-subtitle { margin: 0 auto; }
.sustainable-materials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}
.sustainable-materials-grid .material-card {
  background-color: var(--white);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: box-shadow 400ms ease, transform 400ms ease;
  cursor: pointer;
}
.sustainable-materials-grid .material-card:hover {
  box-shadow: 0 20px 56px rgba(91, 76, 66, 0.12), 0 4px 12px rgba(91, 76, 66, 0.05);
  transform: translateY(-4px);
}
.sustainable-materials-grid .material-card-image {
  aspect-ratio: 4 / 3;
  overflow: hidden;
}
.sustainable-materials-grid .material-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 700ms cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.sustainable-materials-grid .material-card:hover .material-card-image img {
  transform: scale(1.06);
}
.sustainable-materials-grid .material-card-body {
  padding: var(--space-lg) var(--space-xl) var(--space-xl);
}
.sustainable-materials-grid .material-card-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: var(--cream);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
  color: var(--golden-brown);
}
.sustainable-materials-grid .material-card-title {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 500;
  margin-bottom: var(--space-sm);
}
.sustainable-materials-grid .material-card-text {
  font-size: var(--text-sm);
  color: var(--text-muted);
  line-height: var(--leading-relaxed);
}

/* ---- PROCESS ---- */
.sustainable-process {
  padding: var(--space-5xl) 0;
  background-color: var(--bg-primary);
}
.sustainable-process-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}
.sustainable-process-header .section-subtitle { margin: 0 auto; }
.sustainable-process-timeline {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-2xl);
  position: relative;
}
.sustainable-process .process-step {
  text-align: center;
  position: relative;
  padding-top: var(--space-3xl);
}
.sustainable-process .process-step-number {
  font-family: var(--font-heading);
  font-size: var(--text-4xl);
  font-weight: 400;
  color: var(--golden-brown);
  line-height: 1;
  margin-bottom: var(--space-md);
  opacity: 0.5;
}
.sustainable-process .process-step-content {
  max-width: 300px;
  margin: 0 auto;
}
.sustainable-process .process-step-title {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 500;
  margin-bottom: var(--space-sm);
}
.sustainable-process .process-step-text {
  font-size: var(--text-sm);
  color: var(--text-muted);
  line-height: var(--leading-relaxed);
}
.sustainable-process .process-step-connector {
  position: absolute;
  top: 60px;
  right: -50px;
  width: 100px;
  height: 1px;
  background-color: var(--color-border);
}
.sustainable-process-timeline .process-step:nth-child(3n) .process-step-connector {
  display: none;
}

/* ---- IMPACT STATS ---- */
.sustainable-impact {
  padding: var(--space-5xl) 0;
  background-color: var(--cream-dark);
}
.sustainable-impact-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}
.sustainable-impact-header .section-subtitle { margin: 0 auto; }
.sustainable-impact-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
}
.impact-card {
  text-align: center;
  padding: var(--space-xl) var(--space-lg);
  background-color: var(--white);
  border-radius: var(--radius-md);
  transition: box-shadow 400ms ease, transform 400ms ease;
}
.impact-card:hover {
  box-shadow: 0 20px 56px rgba(91, 76, 66, 0.1);
  transform: translateY(-4px);
}
.impact-card-number {
  display: block;
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  font-weight: 500;
  line-height: 1;
  color: var(--golden-brown);
  margin-bottom: var(--space-sm);
}
.impact-card-label {
  display: block;
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  line-height: var(--leading-normal);
  margin-bottom: var(--space-sm);
}
.impact-card-text {
  font-size: var(--text-sm);
  color: var(--text-muted);
  line-height: var(--leading-relaxed);
  text-align: left;
}

/* ---- RESPONSIVE ---- */
@media (max-width: 1024px) {
  .sustainable-intro-inner { grid-template-columns: 1fr; gap: var(--space-2xl); }
  .sustainable-intro-image { height: 360px; }
  .sustainable-intro-content { max-width: 100%; height: auto; }
  .sustainable-materials-grid { grid-template-columns: repeat(2, 1fr); }
  .sustainable-process-timeline { grid-template-columns: repeat(2, 1fr); }
  .sustainable-process-timeline .process-step:nth-child(2n) .process-step-connector { display: none; }
  .process-step:nth-child(3n) .process-step-connector { display: block; }
  .sustainable-impact-grid { grid-template-columns: repeat(2, 1fr); }

  .sustainable-hero { min-height: auto; padding: var(--space-4xl) 0; }
  .sustainable-hero-content { max-width: 100%; }
  .sustainable-hero-title { font-size: var(--text-4xl); }
  .sustainable-hero-ctas { justify-content: center; }
  .sustainable-hero-subtitle { margin: 0 auto var(--space-xl); }
}

@media (max-width: 768px) {
  .sustainable-hero { min-height: auto; padding: var(--space-3xl) 0; }
  .sustainable-hero-title { font-size: var(--text-3xl); }
  .sustainable-hero-subtitle { font-size: var(--text-base); }
  .sustainable-hero-ctas { flex-direction: column; align-items: center; }
  .sustainable-hero-ctas .btn { width: 100%; max-width: 320px; }

  .sustainable-intro, .sustainable-materials, .sustainable-process, .sustainable-impact { padding: var(--space-3xl) 0; }
  .sustainable-materials-grid { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; }
  .sustainable-process-timeline { grid-template-columns: 1fr; gap: var(--space-xl); }
  .sustainable-process .process-step { padding-top: 0; padding-left: var(--space-xl); text-align: left; }
  .sustainable-process .process-step-number { font-size: var(--text-2xl); text-align: left; }
  .sustainable-process .process-step-content { max-width: 100%; margin: 0; }
  .sustainable-process .process-step-connector { display: none; }
  .sustainable-impact-grid { grid-template-columns: repeat(2, 1fr); gap: var(--space-md); }
}

@media (max-width: 480px) {
  .sustainable-hero-title { font-size: var(--text-2xl); }
  .sustainable-impact-grid { grid-template-columns: 1fr; }
}