/* ==========================================================================
   Ecosystem Page — HTCTheme
   ========================================================================== */

/* ── Section Badge (shared with front-page) ────────────────────────────── */
.section-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  background: rgba(37, 99, 235, 0.08);
  color: var(--color-primary);
  border: 1px solid rgba(37, 99, 235, 0.2);
  margin-bottom: var(--space-4);
}
.section-subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-light);
  max-width: 680px;
  line-height: var(--leading-relaxed);
  margin-top: var(--space-4);
}
.section-header--center .section-subtitle {
  margin-left: auto;
  margin-right: auto;
}
/* Section-header light (for dark backgrounds) */
.section-header--light h2 { color: var(--color-white); }
.section-header--light .section-label { color: var(--color-accent); }
.section-header--light .section-label::after { background: var(--color-accent); }

/* ── Button aliases (ecosystem template uses btn-primary not btn--primary) */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.75rem 1.75rem;
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  border-radius: var(--radius-md);
  border: 2px solid var(--color-primary);
  background: var(--color-primary);
  color: var(--color-white);
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  line-height: 1;
  white-space: nowrap;
}
.btn-primary:hover { background: var(--color-primary-dark); border-color: var(--color-primary-dark); color: var(--color-white); }
.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.75rem 1.75rem;
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  border-radius: var(--radius-md);
  border: 2px solid var(--color-primary);
  background: transparent;
  color: var(--color-primary);
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  line-height: 1;
  white-space: nowrap;
}
.btn-secondary:hover { background: var(--color-primary); color: var(--color-white); }
.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.75rem 1.75rem;
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  border-radius: var(--radius-md);
  border: 2px solid var(--color-border);
  background: transparent;
  color: var(--color-text);
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  line-height: 1;
  white-space: nowrap;
}
.btn-outline:hover { border-color: var(--color-primary); color: var(--color-primary); }
.btn--lg { padding: 1rem 2.25rem; font-size: var(--text-lg); }
.btn svg { width: 18px; height: 18px; flex-shrink: 0; }

/* ── ECO HERO ─────────────────────────────────────────────────────────────── */
.eco-hero {
  padding: calc(var(--header-height) + 4rem) 0 4rem;
  background: linear-gradient(160deg, var(--color-navy) 0%, #1e3a5f 60%, #0f2444 100%);
  color: var(--color-white);
  overflow: hidden;
  position: relative;
}
.eco-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 800px 600px at 15% 50%, rgba(37,99,235,0.15) 0%, transparent 70%),
    radial-gradient(ellipse 400px 400px at 85% 20%, rgba(96,165,250,0.08) 0%, transparent 70%);
  pointer-events: none;
}
.eco-hero .container { position: relative; z-index: 1; }
.eco-hero__inner { display: flex; flex-direction: column; gap: var(--space-12); }
/*.eco-hero__content { max-width: 760px; }*/
.eco-hero__content .section-badge {
  background: rgba(96,165,250,0.12);
  color: var(--color-accent);
  border-color: rgba(96,165,250,0.25);
}
.eco-hero__title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: var(--weight-bold);
  color: var(--color-white);
  line-height: var(--leading-tight);
  margin: var(--space-4) 0 var(--space-6);
}
.eco-hero__title .highlight { color: var(--color-accent); }
.eco-hero__desc {
  font-size: var(--text-lg);
  color: rgba(255,255,255,0.75);
  line-height: var(--leading-relaxed);
  max-width: 640px;
  margin-bottom: var(--space-8);
}
.eco-hero__actions { display: flex; gap: var(--space-4); flex-wrap: wrap; }

/* Stats row */
.eco-hero__stats {
  display: flex;
  gap: var(--space-6);
  flex-wrap: wrap;
  padding: var(--space-6) var(--space-8);
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-xl);
  backdrop-filter: blur(8px);
}
.eco-hero__stat {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex: 1;
  min-width: 120px;
}
.eco-hero__stat-icon { flex-shrink: 0; }
.eco-hero__stat-value {
  font-size: var(--text-2xl);
  font-weight: var(--weight-bold);
  color: var(--color-white);
  line-height: 1;
}
.eco-hero__stat-label {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.6);
  margin-top: 2px;
}

/* ── ECO PROBLEM ──────────────────────────────────────────────────────────── */
.eco-problem__inner {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: var(--space-16);
  align-items: start;
}
.eco-problem__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}
.eco-problem__card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  transition: box-shadow var(--transition-slow), border-color var(--transition-slow);
}
.eco-problem__card:hover {
  box-shadow: var(--shadow-card-hover);
  border-color: rgba(37,99,235,0.2);
}
.eco-problem__card-icon { color: var(--color-primary); }
.eco-problem__card-title {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-text);
  margin: 0;
}
.eco-problem__card-desc {
  font-size: var(--text-xs);
  color: var(--color-text-light);
  line-height: var(--leading-relaxed);
  margin: 0;
}

/* ── ECO LAYERS ───────────────────────────────────────────────────────────── */
.eco-layers__inner {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--space-16);
  align-items: center;
  margin-top: var(--space-12);
}
/* Circular diagram */
.eco-layers__diagram { display: flex; align-items: center; justify-content: center; }
.eco-diagram {
  position: relative;
  width: 320px;
  height: 320px;
  flex-shrink: 0;
}
.eco-diagram__ring {
  width: 100%;
  height: 100%;
  position: absolute;
  inset: 0;
}
.eco-diagram__hub {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 80px;
  height: 80px;
  background: var(--color-white);
  border-radius: 50%;
  border: 2px solid var(--color-primary);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  z-index: 2;
  box-shadow: var(--shadow-md);
}
.eco-diagram__hub span {
  font-size: 9px;
  font-weight: var(--weight-bold);
  color: var(--color-primary);
  text-align: center;
  line-height: 1.2;
}
.eco-diagram__segment {
  position: absolute;
  left: var(--seg-x);
  top: var(--seg-y);
  transform: translate(-50%, -50%);
  background: var(--seg-color, var(--color-primary));
  color: var(--color-white);
  border-radius: var(--radius-md);
  padding: 6px 10px;
  font-size: 10px;
  font-weight: var(--weight-semibold);
  white-space: nowrap;
  z-index: 3;
  box-shadow: var(--shadow-sm);
}
.eco-diagram__segment span { display: block; }

/* Layer numbered list */
.eco-layers__list { display: flex; flex-direction: column; gap: var(--space-4); }
.eco-layers__item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-5);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
}
.eco-layers__item:hover { box-shadow: var(--shadow-card); border-color: rgba(37,99,235,0.2); }
.eco-layers__item-num {
  font-size: var(--text-xs);
  font-weight: var(--weight-bold);
  color: var(--color-primary);
  background: var(--color-primary-bg);
  border-radius: var(--radius-sm);
  padding: 2px 6px;
  flex-shrink: 0;
  align-self: center;
}
.eco-layers__item-icon { color: var(--color-primary); flex-shrink: 0; align-self: center; }
.eco-layers__item-body { flex: 1; min-width: 0; }
.eco-layers__item-title {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-text);
  margin: 0 0 var(--space-1);
}
.eco-layers__item-desc { font-size: var(--text-xs); color: var(--color-text-light); margin: 0; line-height: var(--leading-relaxed); }
.eco-layers__item-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--color-primary);
  white-space: nowrap;
  flex-shrink: 0;
  align-self: center;
  text-decoration: none;
}
.eco-layers__item-link:hover { gap: var(--space-3); }

/* ── ECO FEATURE (split sections) ────────────────────────────────────────── */
.eco-feature__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}
.eco-feature__inner--reversed { direction: rtl; }
.eco-feature__inner--reversed > * { direction: ltr; }
.eco-feature__visual {
  background: linear-gradient(135deg, var(--color-primary-bg) 0%, var(--color-bg-lighter) 100%);
  border-radius: var(--radius-2xl);
  min-height: 360px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
.eco-feature__visual::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 30% 50%, rgba(37,99,235,0.12) 0%, transparent 70%);
}
.eco-feature__visual img { width: 100%; height: 100%; object-fit: cover; border-radius: var(--radius-2xl); }
.eco-feature__list { list-style: none; display: flex; flex-direction: column; gap: var(--space-3); margin: var(--space-5) 0; }
.eco-feature__list-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}
.eco-feature__list-item::before {
  content: '';
  width: 20px;
  height: 20px;
  background: var(--color-primary-bg);
  border-radius: 50%;
  border: 2px solid var(--color-primary);
  flex-shrink: 0;
  margin-top: 1px;
}
.eco-feature__icon-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-top: var(--space-5);
}
.eco-feature__icon-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  min-width: 64px;
}
.eco-feature__icon-circle {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-primary-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
}
.eco-feature__icon-label {
  font-size: var(--text-xs);
  color: var(--color-text-light);
  text-align: center;
}

/* ── ECO PILOT ────────────────────────────────────────────────────────────── */
.eco-trl { margin: var(--space-12) 0; }
.eco-trl__track {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  overflow-x: auto;
  padding: var(--space-4) 0;
}
.eco-trl__step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  min-width: 60px;
}
.eco-trl__step-dot {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  border: 2px solid rgba(255,255,255,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-xs);
  font-weight: var(--weight-bold);
  color: rgba(255,255,255,0.5);
}
.eco-trl__step--done .eco-trl__step-dot {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: white;
}
.eco-trl__step--active .eco-trl__step-dot {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: white;
  box-shadow: 0 0 0 4px rgba(96,165,250,0.3);
}
.eco-trl__step-label {
  font-size: 10px;
  color: rgba(255,255,255,0.5);
  font-weight: var(--weight-medium);
}
.eco-trl__step--done .eco-trl__step-label,
.eco-trl__step--active .eco-trl__step-label { color: rgba(255,255,255,0.9); }
.eco-trl__connector {
  height: 2px;
  flex: 1;
  min-width: 24px;
  background: rgba(255,255,255,0.15);
  margin-bottom: 28px;
}
.eco-trl__connector--done { background: var(--color-primary); }
.eco-trl__connector--active { background: linear-gradient(to right, var(--color-primary), var(--color-accent)); }

.eco-pilot__stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-10);
}
.eco-pilot__stat {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  text-align: center;
}
.eco-pilot__stat-icon { margin-bottom: var(--space-3); display: flex; justify-content: center; }
.eco-pilot__stat-value {
  font-size: var(--text-3xl);
  font-weight: var(--weight-bold);
  color: var(--color-white);
  line-height: 1;
}
.eco-pilot__stat-unit {
  font-size: var(--text-sm);
  color: var(--color-accent);
  font-weight: var(--weight-semibold);
  margin-top: var(--space-1);
}
.eco-pilot__stat-label {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.55);
  margin: var(--space-3) 0 0;
  line-height: var(--leading-relaxed);
}

/* ── ECO INVESTMENT ───────────────────────────────────────────────────────── */
.eco-investment__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
  margin-top: var(--space-10);
}
.eco-investment__card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: all var(--transition-slow);
}
.eco-investment__card:hover { box-shadow: var(--shadow-card-hover); transform: translateY(-2px); }
.eco-investment__card-icon { color: var(--color-primary); margin-bottom: var(--space-4); }
.eco-investment__card-title {
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--space-2);
}
.eco-investment__card-desc { font-size: var(--text-sm); color: var(--color-text-light); margin: 0; line-height: var(--leading-relaxed); }

/* ── ECO CTA ──────────────────────────────────────────────────────────────── */
.eco-cta__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: start;
}
.eco-cta__content { max-width: 560px; }
.eco-cta__reasons {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin: var(--space-6) 0;
}
.eco-cta__reason {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.75);
}
.eco-cta__reason::before {
  content: '✓';
  color: var(--color-accent);
  font-weight: var(--weight-bold);
  flex-shrink: 0;
}
.eco-cta__actions { display: flex; gap: var(--space-4); flex-wrap: wrap; }
.eco-cta__form-panel {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
}
.eco-cta__form-panel h3 { color: var(--color-white); margin-bottom: var(--space-6); }
.eco-cta__form-panel .form-label { color: rgba(255,255,255,0.7); font-size: var(--text-sm); }
.eco-cta__form-panel .form-control {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.15);
  color: var(--color-white);
}
.eco-cta__form-panel .form-control::placeholder { color: rgba(255,255,255,0.35); }
.eco-cta__form-panel .form-control:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(96,165,250,0.15);
}

/* ── RESPONSIVE ───────────────────────────────────────────────────────────── */
@media (max-width: 1200px) {
  .eco-problem__inner { grid-template-columns: 1fr; gap: var(--space-10); }
  .eco-layers__inner { grid-template-columns: 1fr; }
  .eco-layers__diagram { display: none; }
  .eco-pilot__stats { grid-template-columns: repeat(2, 1fr); }
  .eco-investment__grid { grid-template-columns: repeat(2, 1fr); }
  .eco-cta__inner { grid-template-columns: 1fr; gap: var(--space-10); }
}
@media (max-width: 1024px) {
  .eco-feature__inner { grid-template-columns: 1fr; gap: var(--space-8); }
  .eco-feature__inner--reversed { direction: ltr; }
  .eco-feature__visual { min-height: 260px; }
  .eco-hero__stats { flex-direction: column; gap: var(--space-3); }
}
@media (max-width: 768px) {
  .eco-hero { padding: calc(var(--header-height) + 2rem) 0 3rem; }
  .eco-hero__title { font-size: clamp(1.75rem, 6vw, 2.5rem); }
  .eco-problem__grid { grid-template-columns: repeat(2, 1fr); }
  .eco-pilot__stats { grid-template-columns: 1fr; }
  .eco-investment__grid { grid-template-columns: 1fr; }
  .eco-trl__track { justify-content: flex-start; }
  .eco-hero__actions { flex-direction: column; }
}
@media (max-width: 480px) {
  .eco-problem__grid { grid-template-columns: 1fr; }
}