/* ============================================================
   SeaTrans Shipping — Services Page Styles
   ============================================================ */

/* ── Service Quick Links ── */
.service-quick-links {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-top: 2.5rem;
}

.quick-link {
  background: var(--white);
  padding: 1.5rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--medium-gray);
  text-align: center;
  text-decoration: none;
  transition: all 0.3s var(--ease-smooth);
  display: block;
}

.quick-link:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: var(--sea-green);
}

.quick-link .quick-link-icon {
  font-size: 2rem;
  margin-bottom: 0.5rem;
  display: block;
}

.quick-link .quick-link-icon.icon-green {
  color: var(--sea-green);
}

.quick-link .quick-link-icon.icon-red {
  color: var(--coral-red);
}

.quick-link .quick-link-icon.icon-yellow {
  color: var(--golden-yellow-dark);
}

.quick-link .quick-link-icon.icon-blue {
  color: #3B82F6;
}

.quick-link h4 {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.quick-link p {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin: 0;
}

/* ── Big Service Section ── */
.big-service-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.big-service-image {
  border-radius: var(--radius-2xl);
  overflow: hidden;
  height: 400px;
  background: var(--light-gray);
}

.big-service-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease-smooth);
}

.big-service-image:hover img {
  transform: scale(1.03);
}

.big-service-icon {
  width: 4rem;
  height: 4rem;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 1.5rem;
  flex-shrink: 0;
}

.big-service-icon.icon-green {
  background: var(--sea-green-light);
  color: var(--sea-green);
}

.big-service-icon.icon-red {
  background: var(--coral-red-light);
  color: var(--coral-red);
}

.big-service-icon.icon-yellow {
  background: var(--golden-yellow-light);
  color: var(--golden-yellow-dark);
}

.big-service-icon.icon-blue {
  background: #E8F0FE;
  color: #3B82F6;
}

.big-service-title {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
}

.big-service-description {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

.big-service-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.big-service-features .feature-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.big-service-features .feature-item i {
  font-size: 0.85rem;
  flex-shrink: 0;
}

.big-service-features .feature-item .check-green {
  color: var(--sea-green);
}

.big-service-features .feature-item .check-red {
  color: var(--coral-red);
}

.big-service-features .feature-item .check-yellow {
  color: var(--golden-yellow-dark);
}

.big-service-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* ── Mini Services Grid ── */
.mini-services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.mini-service {
  background: var(--white);
  padding: 2rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--medium-gray);
  text-align: center;
  transition: all 0.4s var(--ease-smooth);
}

.mini-service:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: var(--sea-green);
}

.mini-service .mini-icon {
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin: 0 auto 1rem;
}

.mini-service .mini-icon.icon-green {
  background: var(--sea-green-light);
  color: var(--sea-green);
}

.mini-service .mini-icon.icon-red {
  background: var(--coral-red-light);
  color: var(--coral-red);
}

.mini-service .mini-icon.icon-yellow {
  background: var(--golden-yellow-light);
  color: var(--golden-yellow-dark);
}

.mini-service .mini-icon.icon-blue {
  background: #E8F0FE;
  color: #3B82F6;
}

.mini-service .mini-icon.icon-purple {
  background: #F5E8FE;
  color: #A855F7;
}

.mini-service h3 {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.mini-service p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0;
}

/* ── Tracking Section ── */
.tracking-features {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 2rem;
}

.tracking-features .tracking-feature {
  display: flex;
  gap: 0.875rem;
  align-items: flex-start;
}

.tracking-features .tracking-feature i {
  color: var(--sea-green);
  font-size: 1.1rem;
  flex-shrink: 0;
  margin-top: 0.15rem;
}

.tracking-features .tracking-feature span {
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.5;
}

.tracking-card {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-2xl);
  padding: 2.5rem;
}

.tracking-card .tracking-card-title {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.tracking-card .tracking-card-title i {
  color: var(--golden-yellow);
}

.tracking-card label {
  font-size: 0.8rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.55);
  display: block;
  margin-bottom: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.tracking-card input {
  width: 100%;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-md);
  padding: 0.875rem 1rem;
  color: #fff;
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.2s;
}

.tracking-card input:focus {
  border-color: var(--golden-yellow);
}

.tracking-card input::placeholder {
  color: rgba(255, 255, 255, 0.3);
}

.tracking-card .tracking-btn {
  width: 100%;
  margin-top: 1rem;
}

.tracking-card .tracking-security {
  margin-top: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: rgba(255, 255, 255, 0.35);
  font-size: 0.8rem;
}

/* ── Industries Grid ── */
.industries-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.industry-card {
  background: var(--white);
  padding: 1.5rem;
  border-radius: var(--radius-lg);
  text-align: center;
  border: 1px solid var(--medium-gray);
  transition: all 0.3s var(--ease-smooth);
}

.industry-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--sea-green);
}

.industry-card .industry-icon {
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
  display: block;
}

.industry-card .industry-icon.icon-green {
  color: var(--sea-green);
}

.industry-card .industry-icon.icon-yellow {
  color: var(--golden-yellow-dark);
}

.industry-card .industry-icon.icon-red {
  color: var(--coral-red);
}

.industry-card .industry-icon.icon-blue {
  color: #3B82F6;
}

.industry-card h4 {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.industry-card p {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin: 0;
}

/* ── Value Grid ── */
.value-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.75rem;
}

.value-card {
  background: var(--white);
  padding: 2rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--medium-gray);
  text-align: center;
  transition: all 0.4s var(--ease-smooth);
}

.value-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: var(--sea-green);
}

.value-card .value-icon {
  width: 4rem;
  height: 4rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin: 0 auto 1rem;
}

.value-card .value-icon.value-icon-green {
  background: var(--sea-green-light);
  color: var(--sea-green);
}

.value-card .value-icon.value-icon-yellow {
  background: var(--golden-yellow-light);
  color: var(--golden-yellow-dark);
}

.value-card .value-icon.value-icon-red {
  background: var(--coral-red-light);
  color: var(--coral-red);
}

.value-card .value-icon.value-icon-blue {
  background: #E8F0FE;
  color: #3B82F6;
}

.value-card h3 {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.value-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0;
}

/* ── Responsive ── */

/* Tablets and small laptops (1024px) */
@media (max-width: 1024px) {
  .service-quick-links {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
  }

  .big-service-inner {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .big-service-image {
    height: 300px;
  }

  .big-service-content {
    order: 0 !important;
  }

  .big-service-image {
    order: 1 !important;
  }

  .mini-services-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }

  .industries-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .value-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }
}

/* Mobile landscape and small tablets (768px) */
@media (max-width: 768px) {
  .service-quick-links {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }

  .quick-link {
    padding: 1.25rem;
  }

  .quick-link .quick-link-icon {
    font-size: 1.6rem;
  }

  .quick-link h4 {
    font-size: 0.85rem;
  }

  .big-service-image {
    height: 220px;
  }

  .big-service-title {
    font-size: 1.4rem;
  }

  .big-service-description {
    font-size: 0.9rem;
  }

  .big-service-features {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }

  .big-service-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .big-service-actions .btn {
    width: 100%;
    justify-content: center;
  }

  .mini-services-grid {
    grid-template-columns: 1fr;
    max-width: 500px;
    margin: 0 auto;
  }

  .mini-service {
    padding: 1.5rem;
  }

  .industries-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }

  .industry-card {
    padding: 1.25rem;
  }

  .value-grid {
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
  }

  .value-card {
    padding: 1.5rem;
  }

  .value-card .value-icon {
    width: 3.5rem;
    height: 3.5rem;
    font-size: 1.2rem;
  }

  .value-card h3 {
    font-size: 0.95rem;
  }

  .value-card p {
    font-size: 0.85rem;
  }

  .tracking-card {
    padding: 1.5rem;
  }

  .tracking-card input {
    font-size: 0.85rem;
    padding: 0.75rem 1rem;
  }

  .cta-section .cta-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .cta-section .cta-actions .btn {
    width: 100%;
    justify-content: center;
  }
}

/* Mobile portrait (480px) */
@media (max-width: 480px) {
  .service-quick-links {
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
  }

  .quick-link {
    padding: 1rem;
  }

  .quick-link .quick-link-icon {
    font-size: 1.4rem;
    margin-bottom: 0.25rem;
  }

  .quick-link h4 {
    font-size: 0.8rem;
  }

  .quick-link p {
    font-size: 0.7rem;
  }

  .big-service-image {
    height: 180px;
    border-radius: var(--radius-lg);
  }

  .big-service-title {
    font-size: 1.2rem;
  }

  .big-service-description {
    font-size: 0.85rem;
  }

  .big-service-icon {
    width: 3.25rem;
    height: 3.25rem;
    font-size: 1.2rem;
    margin-bottom: 1rem;
  }

  .big-service-features .feature-item {
    font-size: 0.8rem;
  }

  .mini-services-grid {
    gap: 1rem;
  }

  .mini-service {
    padding: 1.25rem;
  }

  .mini-service .mini-icon {
    width: 3rem;
    height: 3rem;
    font-size: 1.2rem;
  }

  .mini-service h3 {
    font-size: 0.9rem;
  }

  .mini-service p {
    font-size: 0.8rem;
  }

  .industries-grid {
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
  }

  .industry-card {
    padding: 1rem;
  }

  .industry-card .industry-icon {
    font-size: 2rem;
  }

  .industry-card h4 {
    font-size: 0.8rem;
  }

  .industry-card p {
    font-size: 0.7rem;
  }

  .value-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto;
  }

  .value-card {
    padding: 1.25rem;
  }

  .value-card .value-icon {
    width: 3rem;
    height: 3rem;
    font-size: 1rem;
  }

  .value-card h3 {
    font-size: 0.9rem;
  }

  .value-card p {
    font-size: 0.8rem;
  }

  .tracking-card {
    padding: 1.25rem;
  }

  .tracking-card .tracking-card-title {
    font-size: 0.9rem;
  }

  .tracking-card input {
    font-size: 0.8rem;
    padding: 0.65rem 0.85rem;
  }

  .tracking-card .tracking-security {
    font-size: 0.7rem;
  }

  .section {
    padding: 2.5rem 0;
  }

  .section-title {
    font-size: 1.3rem;
  }

  .section-subtitle {
    font-size: 0.85rem;
  }

  .btn-lg {
    padding: 0.7rem 1.25rem;
    font-size: 0.85rem;
  }
}

/* Extra small devices (360px) */
@media (max-width: 360px) {
  .service-quick-links {
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
  }

  .quick-link {
    padding: 0.75rem;
  }

  .quick-link .quick-link-icon {
    font-size: 1.2rem;
  }

  .quick-link h4 {
    font-size: 0.7rem;
  }

  .quick-link p {
    font-size: 0.6rem;
  }

  .big-service-image {
    height: 150px;
  }

  .big-service-title {
    font-size: 1rem;
  }

  .big-service-description {
    font-size: 0.8rem;
  }

  .big-service-features .feature-item {
    font-size: 0.75rem;
  }

  .mini-service {
    padding: 1rem;
  }

  .mini-service .mini-icon {
    width: 2.5rem;
    height: 2.5rem;
    font-size: 1rem;
  }

  .mini-service h3 {
    font-size: 0.8rem;
  }

  .mini-service p {
    font-size: 0.75rem;
  }

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

  .industry-card {
    padding: 0.875rem;
  }

  .value-card {
    padding: 1rem;
  }

  .tracking-card {
    padding: 1rem;
  }

  .tracking-card input {
    font-size: 0.75rem;
    padding: 0.5rem 0.75rem;
  }

  .section-title {
    font-size: 1.1rem;
  }

  .btn-lg {
    padding: 0.6rem 1rem;
    font-size: 0.75rem;
  }
}

/* Landscape phones */
@media (max-height: 600px) and (orientation: landscape) {
  .big-service-image {
    height: 160px;
  }

  .big-service-inner {
    gap: 1.5rem;
  }

  .big-service-title {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
  }

  .big-service-description {
    font-size: 0.85rem;
    margin-bottom: 1rem;
  }

  .big-service-features {
    grid-template-columns: 1fr 1fr;
    gap: 0.3rem;
    margin-bottom: 1rem;
  }

  .big-service-features .feature-item {
    font-size: 0.75rem;
  }

  .big-service-icon {
    width: 2.75rem;
    height: 2.75rem;
    font-size: 1rem;
    margin-bottom: 0.75rem;
  }

  .service-quick-links {
    grid-template-columns: repeat(4, 1fr);
    gap: 0.75rem;
    margin-top: 1.5rem;
  }

  .quick-link {
    padding: 0.75rem;
  }

  .quick-link .quick-link-icon {
    font-size: 1.2rem;
    margin-bottom: 0.15rem;
  }

  .quick-link h4 {
    font-size: 0.7rem;
  }

  .quick-link p {
    font-size: 0.6rem;
  }

  .mini-services-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
  }

  .mini-service {
    padding: 1rem;
  }

  .mini-service .mini-icon {
    width: 2.5rem;
    height: 2.5rem;
    font-size: 1rem;
    margin-bottom: 0.5rem;
  }

  .mini-service h3 {
    font-size: 0.8rem;
    margin-bottom: 0.25rem;
  }

  .mini-service p {
    font-size: 0.75rem;
  }

  .value-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
  }

  .value-card {
    padding: 1rem;
  }

  .value-card .value-icon {
    width: 2.75rem;
    height: 2.75rem;
    font-size: 1rem;
    margin-bottom: 0.5rem;
  }

  .value-card h3 {
    font-size: 0.8rem;
    margin-bottom: 0.25rem;
  }

  .value-card p {
    font-size: 0.75rem;
  }

  .tracking-card {
    padding: 1.25rem;
  }

  .section {
    padding: 2rem 0;
  }
}

/* High DPI / big screens (1600px+) */
@media (min-width: 1600px) {
  .service-quick-links {
    gap: 2rem;
  }

  .quick-link {
    padding: 2rem;
  }

  .big-service-image {
    height: 500px;
  }

  .big-service-title {
    font-size: 2.2rem;
  }

  .big-service-description {
    font-size: 1.1rem;
  }

  .big-service-features .feature-item {
    font-size: 1rem;
  }

  .mini-services-grid {
    gap: 2rem;
  }

  .mini-service {
    padding: 2.5rem;
  }

  .value-grid {
    gap: 2rem;
  }

  .value-card {
    padding: 2.5rem;
  }

  .industries-grid {
    gap: 2rem;
  }

  .tracking-card {
    padding: 3rem;
  }
}

/* ── Accessibility ── */
.quick-link:focus-visible,
.mini-service:focus-visible,
.value-card:focus-visible,
.industry-card:focus-visible,
.btn:focus-visible,
.tracking-card input:focus-visible {
  outline: 3px solid #facc15;
  outline-offset: 3px;
}

.quick-link,
.mini-service,
.value-card,
.industry-card {
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

/* ── Utility Classes ── */
.text-center {
  text-align: center;
}

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mt-5 { margin-top: 3rem; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.mb-5 { margin-bottom: 3rem; }