.sol-categories {
  background: #fff;
  padding: 60px 0 40px;
}
.sol-cat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-top: 20px;
}
.sol-cat-card {
  text-align: left;
  padding: 10px;
  cursor: pointer;
}
.sol-cat-card:hover h3 {
  color: var(--primary-color);
}
.sol-cat-img {
  width: 100%;
  border-radius: 6px;
  object-fit: cover;
  margin-bottom: 20px;
}
.sol-cat-card h3 {
  font-family: var(--primary-font);
  font-size: 15px;
  font-weight: 500;
  margin-bottom: 8px;
}
.sol-cat-card p {
  font-size: 13px;
  color: #555;
  line-height: 1.6;
}
.sol-lube {
  background: var(--bg-dark);
  padding: 80px 0;
}
.sol-lube .section-title.white {
  margin-bottom: 8px;
}
.sol-lube-sub {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.6);
  text-align: center;
  margin-bottom: 50px;
  margin-left: auto;
  margin-right: auto;
}
.sol-lube-inner {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 60px;
  align-items: flex-start;
}
.sol-lube-img {
  width: 100%;
  border-radius: 8px;
  object-fit: cover;
}
.accordion-title {
  font-family: var(--primary-font);
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 24px;
  color: var(--text-light);
}
.accordion-item {
  border-bottom: 2px solid;
  border-image: var(--gradient-color) 1;
}
.accordion-trigger {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 0;
  background: none;
  border: none;
  cursor: pointer;
  color: rgba(255, 255, 255, 0.8);
  font-family: var(--primary-font);
  font-size: var(--font-size-base);
  font-weight: 500;
  text-align: left;
  transition: var(--transition);
}
.accordion-trigger.open {
  color: var(--accent-color);
}
.accordion-trigger span {
  font-size: 18px;
  line-height: 1;
  transition: transform 0.3s;
}
.accordion-trigger.open span {
  transform: rotate(180deg);
}
.accordion-body {
  display: none;
  padding: 6px 0 18px;
  font-size: var(--font-size-small);
  color: rgba(255, 255, 255, 0.55);
  line-height: 1.7;
}
.accordion-body.open {
  display: block;
}
.accordion-highlight {
  background: rgba(255, 255, 255, 0.04);
  border-radius: 6px;
  margin-bottom: 6px;
  border-bottom: none !important;
}
.accordion-highlight .accordion-trigger,
.accordion-trigger.open {
  color: var(--accent-color);
}
.sol-lube-img-wrap {
  position: relative;
  display: inline-block;
  width: 100%;
}
.lube-efficiency {
  margin-top: 60px;
  text-align: center;
}
.lube-efficiency-label {
  font-family: var(--primary-font);
  font-size: 20px;
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 28px;
  font-weight: 400;
}
.lube-imgs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 50px;
}
.lube-img {
  width: 100%;
  border-radius: 12px;
  object-fit: cover;
  position: relative;
}
.lube-inside {
  position: relative;
}
.lube-img h3 {
  font-family: var(--primary-font);
  font-size: 15px;
  font-weight: 500;
  margin-top: 15px;
  color: var(--text-light);
}
.lube-img:hover h3 {
  color: var(--primary-color);
}
.video-modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 9999;
  align-items: center;
  justify-content: center;
}
.video-modal.open {
  display: flex;
}
.video-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.88);
  cursor: pointer;
}
.video-modal-box {
  position: relative;
  z-index: 1;
  width: 90%;
  max-width: 860px;
  background: #000;
  border-radius: 12px;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.7);
  animation: modalIn 0.3s ease;
}
@keyframes modalIn {
  from {
    opacity: 0;
    transform: scale(0.94);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}
.video-modal-ratio {
  position: relative;
  width: 100%;
  padding-top: 56.25%;
}
.video-modal-ratio video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  background: #000;
  padding: 10px;
  outline: none;
}
.video-modal-close {
  position: absolute;
  top: -14px;
  right: -14px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: #fff;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: #000;
  z-index: 2;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}
.video-modal-close:hover {
  background: var(--primary-color);
  color: #fff;
}
.lube-btn-wrap {
  display: flex;
  justify-content: center;
}
.btn-schedule {
  display: inline-block;
  padding: 2px;
  background: linear-gradient(
    90deg,
    rgb(237, 34, 36) 0%,
    rgb(240, 90, 34) 50%,
    rgb(246, 143, 29) 100%
  );
  border-radius: 8px;
  text-decoration: none;
  cursor: pointer;
}
.btn-schedule.black span {
  display: block;
  background: #000;
  color: #fff;
  font-family: Georgia, serif;
  font-size: 1.1rem;
  padding: 12px 42px;
  border-radius: 6px;
}
.btn-schedule.black:hover span {
  background: linear-gradient(
    90deg,
    rgb(237, 34, 36) 0%,
    rgb(240, 90, 34) 50%,
    rgb(246, 143, 29) 100%
  );
}
.btn-schedule.white span {
  display: block;
  background: #fff;
  color: #000;
  font-family: Georgia, serif;
  font-size: 1.1rem;
  padding: 12px 42px;
  border-radius: 6px;
}
.btn-schedule.white:hover span {
  background: linear-gradient(
    90deg,
    rgb(237, 34, 36) 0%,
    rgb(240, 90, 34) 50%,
    rgb(246, 143, 29) 100%
  );
  color: #fff;
}
.sol-precision {
  background: #fff;
  padding: 80px 0;
}
.sol-precision-inner {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 60px;
  align-items: flex-start;
  margin-top: 20px;
}
.sol-precision-img {
  width: 100%;
  border-radius: 8px;
  object-fit: cover;
}
.precision-sub {
  font-size: 15px;
  color: #555;
  margin-bottom: 28px;
  line-height: 1.7;
  text-align: center;
}
.precision-accordion .accordion-trigger {
  color: #333;
}
.precision-accordion .accordion-trigger.open {
  color: var(--primary-color);
}
.precision-accordion .accordion-body {
  color: #555;
}
.precision-accordion .accordion-item {
  border-color: #e0e0e0;
}
.sol-water {
  background: var(--bg-dark);
  padding: 80px 0;
}
.sol-water-inner {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 60px;
  align-items: flex-start;
  margin-top: 20px;
}
.sol-water-video {
  position: relative;
  width: 100%;
  border-radius: 8px;
  overflow: hidden;
  cursor: pointer;
}
.play-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  border: 2px solid rgba(255, 255, 255, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}
.play-btn:hover {
  background: rgba(255, 255, 255, 0.25);
}
.play-btn svg {
  width: 24px;
  fill: #fff;
  margin-left: 4px;
}
.video-caption {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.4);
  margin-top: 10px;
  text-align: center;
}
.water-block {
  margin-bottom: 24px;
  padding-bottom: 6px;
}
.water-block h4 {
  font-family: var(--primary-font);
  font-size: var(--font-size-base);
  font-weight: 500;
  color: var(--text-light);
  margin-bottom: 10px;
  padding-bottom: 8px;
  border-bottom: 2px solid transparent;
  border-image: linear-gradient(90deg, rgb(237, 34, 36), rgb(246, 143, 29)) 1;
  display: block;
}
.water-block p {
  font-size: var(--font-size-small);
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.7;
  margin-top: 10px;
}
.water-locations {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
  margin-top: 10px;
  line-height: 1.7;
}
.water-impact {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
  margin-top: 14px;
  align-items: flex-start;
}
.impact-item {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 8px;
  text-align: center;
}
.impact-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--gradient-color);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.impact-icon svg {
  width: 22px;
  height: 22px;
}
.impact-item span {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.7);
  font-family: var(--primary-font);
  line-height: 1.4;
  text-align: left;
}
.water-brief {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  margin-top: 35px;
  flex-wrap: wrap;
}
.water-brief-label {
  font-family: var(--primary-font);
  font-size: 15px;
  font-weight: 700;
  color: var(--text-light);
  letter-spacing: 0.3px;
}
.sol-retrofit {
  background: #fff;
  padding: 80px 0;
}
.sol-retrofit-inner {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 60px;
  align-items: flex-start;
  margin-top: 20px;
}
.sol-retrofit-img {
  width: 100%;
  border-radius: 8px;
  object-fit: cover;
}
.retrofit-block {
  margin-bottom: 20px;
}
.retrofit-block h4 {
  font-size: var(--font-size-base);
  font-weight: 500;
  color: #222;
  margin-bottom: 6px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--primary-color);
  display: block;
}
.retrofit-block p {
  font-size: var(--font-size-small);
  color: #555;
  line-height: 1.6;
}
.retrofit-impact {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
  margin-top: 14px;
  align-items: flex-start;
}
.retrofit-impact .impact-item span {
  color: #000;
}
@media (max-width: 900px) {
  .sol-cat-grid {
    grid-template-columns: 1fr 1fr;
  }
  .sol-lube-inner,
  .sol-precision-inner,
  .sol-water-inner,
  .sol-retrofit-inner {
    grid-template-columns: 1fr;
  }
  .lube-imgs {
    grid-template-columns: repeat(2, 1fr);
  }
  .sol-lube-img img,
  .sol-precision-img img,
  .sol-water-video img,
  .sol-retrofit-img img {
    max-width: 380px;
    width: 100%;
    margin: auto;
  }
}
@media (max-width: 540px) {
  .sol-cat-grid {
    grid-template-columns: 1fr;
  }
  .lube-imgs {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 1024px) {
  .sol-lube-inner,
  .sol-precision-inner,
  .sol-water-inner,
  .sol-retrofit-inner {
    gap: 40px;
  }
  .lube-imgs {
    gap: 14px;
  }
}
@media (max-width: 768px) {
  .sol-categories {
    padding: 50px 0 32px;
  }
  .sol-cat-grid {
    grid-template-columns: 1fr 1fr;
    gap: 20px;
  }
  .sol-lube {
    padding: 55px 0;
  }
  .sol-lube-inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .sol-lube-img {
    max-width: 380px;
    width: 80%;
    margin: 0 auto;
    display: block;
  }
  .sol-lube-sub {
    font-size: 14px;
  }
  .lube-efficiency {
    margin-top: 40px;
  }
  .lube-imgs {
    grid-template-columns: 1fr 1fr;
    gap: 14px;
  }
  .lube-img-card {
    border-radius: 8px;
    overflow: hidden;
  }
  .sol-precision {
    padding: 55px 0;
  }
  .sol-precision-inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .sol-precision-img {
    max-width: 380px;
    width: 80%;
    margin: 0 auto;
    display: block;
  }
  .sol-water {
    padding: 55px 0;
  }
  .sol-water-inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .sol-water-video {
    max-width: 380px;
    margin: 0 auto;
    width: 80%;
  }
  .water-impact {
    gap: 16px;
  }
  .water-brief {
    gap: 14px;
    align-items: center;
  }
  .sol-retrofit {
    padding: 55px 0;
  }
  .sol-retrofit-inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .sol-retrofit-img {
    max-width: 320px;
    width: 80%;
    margin: 0 auto;
    display: block;
  }
  .retrofit-impact {
    gap: 16px;
  }
  .video-modal-box {
    width: 95%;
  }
  .btn-schedule.black span,
  .btn-schedule.white span {
    font-size: 1rem;
    padding: 12px 28px;
  }
}
@media (max-width: 640px) {
  .sol-cat-grid {
    grid-template-columns: 1fr;
  }
  .lube-imgs {
    grid-template-columns: 1fr;
  }
  .water-impact {
    gap: 12px;
  }
  .impact-item {
    flex-direction: row;
    align-items: center;
    gap: 10px;
  }
  .impact-icon {
    width: 40px;
    height: 40px;
    flex-shrink: 0;
  }
  .impact-icon svg {
    width: 18px;
    height: 18px;
  }
  .retrofit-impact {
    gap: 12px;
  }
  .accordion-trigger {
    font-size: 14px;
  }
  .accordion-body {
    font-size: 13px;
  }
}
@media (max-width: 480px) {
  .sol-lube-sub {
    font-size: 13px;
  }
  .water-block h4 {
    font-size: 14px;
  }
  .water-block p {
    font-size: 12px;
  }
  .sol-cat-card h3 {
    font-size: 13px;
  }
  .sol-cat-card p {
    font-size: 12px;
  }
  .lube-efficiency-label {
    font-size: 16px;
  }
  .lube-img h3 {
    font-size: 13px;
  }
  .water-brief {
    flex-wrap: wrap;
    flex-direction: row;
  }
  .water-brief .water-brief-label {
    width: 100%;
  }
  .water-brief .btn-schedule {
    flex: 1;
    text-align: center;
  }
  .video-modal-close {
    top: -10px;
    right: -10px;
    width: 30px;
    height: 30px;
    font-size: 15px;
  }
}