/* ============================================================
   DENALI WordPress Theme — energy.css
   Energy page specific styles only.
   Global header, footer, back-to-top are in global.css.
   Design tokens are in global-variables.css.
   ============================================================ */


/* ══════════════════════════════════════════════════════════════
   HERO
══════════════════════════════════════════════════════════════ */
.es-hero {
  position: relative;
  height: 100svh;
  min-height: 620px;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.es-hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image:
    linear-gradient(90deg, rgba(1, 22, 37, 0.72), rgba(1, 22, 37, 0.42), rgba(1, 22, 37, 0.18)),
    url("https://images.unsplash.com/photo-1509391366360-2e959784a276?auto=format&fit=crop&w=2400&q=85");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.es-hero-img {
  display: block;
  width: 100%; height: 100%;
  object-fit: cover;
  transform: scale(1.06);
  animation: heroZoomEs 14s cubic-bezier(0.22,1,0.36,1) forwards;
}
@keyframes heroZoomEs {
  to { transform: scale(1); }
}

.es-hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(1,22,37,.76), rgba(1,22,37,.46), rgba(1,22,37,.20)),
    linear-gradient(180deg, rgba(0,0,0,.22), rgba(0,0,0,.38));
}

.es-hero-content {
  position: relative;
  z-index: 10;
  padding-top: 5rem;
}

.es-hero-text {
  max-width: 44rem;
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

/* Label pill — energy page variant */
.es-label-pill {
  display: inline-flex;
  align-items: center;
  padding: 0.3rem 1rem;
  background: rgba(163,212,134,.18);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(39,80,17,.22);
  border-radius: var(--radius-full);
  color: #fff;
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  width: fit-content;
}

.es-hero-h1 {
  color: #fff;
  line-height: 1.08;
}

.es-hero-sub {
  color: rgba(255,255,255,.88);
  max-width: 34rem;
}

.es-hero-cta {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  padding-top: var(--space-sm);
}

/* ══════════════════════════════════════════════════════════════
   RENEWABLE ECOSYSTEM CARDS
══════════════════════════════════════════════════════════════ */
.es-ecosystem {
  background: var(--surface-low);
}

.es-cards-grid {
  margin-top: 0;
}

.es-service-card {
  background: var(--surface-white);
  padding: 2.5rem;
  border-radius: var(--radius-xl);
  box-shadow: 0 10px 40px rgba(0,0,0,.04);
  display: flex;
  flex-direction: column;
  gap: 0;
  transition:
    transform var(--duration-base) var(--ease-out),
    box-shadow var(--duration-base) var(--ease-out);
}
.es-service-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 50px rgba(0,0,0,.09);
}

.es-card-icon {
  width: 4rem; height: 4rem;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 2rem;
  flex-shrink: 0;
}
.es-card-icon .material-symbols-outlined { font-size: 1.875rem; }

.es-icon-solar   { background: rgba(163,212,134,.28); color: var(--primary); }
.es-icon-wind    { background: rgba(58,169,255,.20);  color: var(--secondary); }
.es-icon-hydro   { background: rgba(218,226,253,.50); color: var(--tertiary); }

.es-card-title {
  margin-bottom: 1rem;
  font-size: 1.875rem;
}
.es-card-body {
  flex: 1;
  margin-bottom: 2rem;
}

.es-card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-weight: 600;
  font-size: var(--fs-base);
  text-decoration: none;
  transition: gap var(--duration-base) var(--ease-out);
}
.es-card-link:hover { gap: 0.7rem; }
.es-card-link .material-symbols-outlined { font-size: 1.1rem; }

.es-link-primary  { color: var(--primary); }
.es-link-secondary{ color: var(--secondary); }
.es-link-tertiary { color: var(--tertiary); }

/* ══════════════════════════════════════════════════════════════
   INNOVATION SPOTLIGHT
══════════════════════════════════════════════════════════════ */
.es-spotlight {
  background: var(--surface-white);
}

.es-spotlight-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

/* Image side */
.es-spotlight-img-col {
  position: relative;
}

.es-spotlight-blob {
  position: absolute;
  top: -3rem; left: -3rem;
  width: 16rem; height: 16rem;
  background: radial-gradient(circle, rgba(36,76,13,.06) 0%, transparent 70%);
  border-radius: var(--radius-full);
  pointer-events: none;
}

.es-spotlight-img-wrap {
  border-radius: 2.5rem;
  overflow: hidden;
  position: relative;
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(194,201,185,.12);
}

.es-spotlight-img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  display: block;
  transition: transform var(--duration-slower) var(--ease-out);
}
.es-spotlight-img-wrap:hover .es-spotlight-img { transform: scale(1.04); }

.es-spotlight-img-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(6,147,231,.25) 0%, rgba(59,101,36,.25) 100%);
  opacity: .35;
  pointer-events: none;
}

/* Text side */
.es-spotlight-text {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}
.es-spotlight-text .headline-lg { margin-bottom: 0; }

.es-spotlight-lead {
  line-height: 1.7;
}

/* Feature list */
.es-feature-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  list-style: none;
}

.es-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.es-feature-icon {
  flex-shrink: 0;
  width: 2.5rem; height: 2.5rem;
  background: rgba(163,212,134,.20);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  padding: 0.35rem;
}
.es-feature-icon .material-symbols-outlined { font-size: 1.2rem; }

.es-feature-body { flex: 1; }
.es-feature-title {
  font-size: var(--fs-base);
  font-weight: 700;
  margin-bottom: 0.35rem;
}

/* ══════════════════════════════════════════════════════════════
   STATS BAND
══════════════════════════════════════════════════════════════ */
.es-stats-band {
  background: var(--primary);
  padding-block: 6rem;
}

.es-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--gutter);
  text-align: center;
}

.es-stat { display: flex; flex-direction: column; gap: 0.75rem; }

.es-stat-number {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--primary-fixed-dim);
  min-height: 1.1em;
}

.es-stat-label {
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--on-primary-container);
}

/* ══════════════════════════════════════════════════════════════
   PROJECT PORTFOLIO
══════════════════════════════════════════════════════════════ */
.es-portfolio {
  background: var(--surface);
}

.es-portfolio-header { margin-bottom: 4rem; }

.es-portfolio-grid { gap: 2rem; }

.es-portfolio-card {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  aspect-ratio: 16 / 9;
  box-shadow: var(--shadow-lg);
  cursor: pointer;
}

.es-portfolio-img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slower) var(--ease-out);
  display: block;
}
.es-portfolio-card:hover .es-portfolio-img { transform: scale(1.06); }

.es-portfolio-reveal {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,.80) 0%, transparent 55%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 2.5rem;
  opacity: 0;
  transform: translateY(8px);
  transition:
    opacity var(--duration-base) var(--ease-out),
    transform var(--duration-base) var(--ease-out);
}
.es-portfolio-card:hover .es-portfolio-reveal {
  opacity: 1;
  transform: translateY(0);
}

.es-portfolio-tag {
  display: inline-block;
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  padding: 0.25rem 0.85rem;
  border-radius: var(--radius-full);
  color: #fff;
  margin-bottom: 0.75rem;
  width: fit-content;
}
.es-tag-primary   { background: var(--primary); }
.es-tag-secondary { background: var(--secondary); }

.es-portfolio-title {
  color: #fff;
  font-size: 1.875rem;
  font-weight: 600;
  line-height: 1.2;
}

/* ══════════════════════════════════════════════════════════════
   FAQ
══════════════════════════════════════════════════════════════ */
.es-faq {
  background: var(--surface-white);
}

.es-faq-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 3rem;
}

.es-faq-item {
  border: 1px solid rgba(194,201,185,.30);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: border-color var(--duration-base) var(--ease-out);
}
.es-faq-item:hover { border-color: rgba(36,76,13,.35); }
.es-faq-item.open  { border-color: rgba(36,76,13,.35); }

.es-faq-btn {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1.5rem;
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-family);
  font-size: var(--fs-lg);
  font-weight: 700;
  color: var(--on-surface);
  text-align: left;
  transition: background var(--duration-fast);
}
.es-faq-btn:focus-visible {
  background: var(--surface-low);
  outline: none;
}

.es-faq-chevron {
  flex-shrink: 0;
  color: var(--on-surface-variant);
  transition: transform var(--duration-base) var(--ease-out);
}
.es-faq-item.open .es-faq-chevron { transform: rotate(180deg); }

.es-faq-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--duration-slow) var(--ease-out);
}
.es-faq-item.open .es-faq-body { max-height: 300px; }

.es-faq-body p {
  padding: 0 1.5rem 1.5rem;
  color: var(--on-surface-variant);
  line-height: 1.7;
  border-top: 1px solid rgba(194,201,185,.15);
  padding-top: 1rem;
}

/* ══════════════════════════════════════════════════════════════
   RESPONSIVE
══════════════════════════════════════════════════════════════ */
@media (max-width: 1024px) {
  .es-spotlight-grid { grid-template-columns: 1fr; gap: 3rem; }
  .es-spotlight-img-col { max-width: 32rem; margin-inline: auto; }
  .es-spotlight-img { aspect-ratio: 16 / 9; }
}

@media (max-width: 900px) {
  .es-stats-grid { grid-template-columns: repeat(2, 1fr); gap: 2rem; }
}

@media (max-width: 700px) {
  .es-stats-grid { grid-template-columns: repeat(2, 1fr); }
  .es-portfolio-grid { grid-template-columns: 1fr; }
  .es-portfolio-reveal { opacity: 1; transform: translateY(0); }
  .es-hero-cta { flex-direction: column; }
}

@media (max-width: 500px) {
  .es-stats-grid { grid-template-columns: 1fr 1fr; }
}