.section {
  padding-block: var(--space-16);
}

.section--alt {
  background-color: var(--color-bg-elevated);
}

.section__header {
  max-width: 800px;
  margin-inline: auto;
  text-align: center;
  margin-bottom: var(--space-12);
}

.section__title {
  font-size: var(--text-3xl);
  margin-bottom: var(--space-4);
  color: var(--color-text);
}

.section__description {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
}

.support-hero {
  padding-block: var(--space-24) var(--space-16);
  background: linear-gradient(135deg, var(--color-bg) 0%, var(--color-bg-elevated) 100%);
  position: relative;
  overflow: hidden;
}

.support-hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--color-primary-subtle) 0%, transparent 70%);
  opacity: 0.5;
}

.support-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  align-items: center;
  position: relative;
  z-index: 1;
}

@media (min-width: 1024px) {
  .support-hero__grid {
    grid-template-columns: 1fr 1fr;
  }
}

.support-hero__title {
  font-size: var(--text-5xl);
  margin-bottom: var(--space-6);
  background: linear-gradient(135deg, var(--color-text) 0%, var(--color-primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.support-hero__subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-8);
  line-height: var(--leading-relaxed);
}

.support-hero__actions {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.support-hero__image img {
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-xl);
  width: 100%;
  height: auto;
  object-fit: cover;
}

.contact-channels__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-6);
  margin-bottom: var(--space-12);
}

.contact-card {
  text-align: center;
  transition: transform var(--duration-300) var(--ease-out);
}

.contact-card:hover {
  transform: translateY(-4px);
}

.contact-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  background-color: var(--color-primary-subtle);
  border-radius: var(--radius-xl);
  color: var(--color-primary);
  margin-bottom: var(--space-4);
}

.contact-card__title {
  font-size: var(--text-xl);
  margin-bottom: var(--space-2);
  color: var(--color-text);
}

.contact-card__text {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-4);
  font-size: var(--text-sm);
}

.contact-card__status {
  display: inline-block;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 500;
}

.contact-card__status--online {
  background-color: rgba(16, 185, 129, 0.15);
  color: var(--color-success);
}

.contact-card__link {
  color: var(--color-primary);
  font-weight: 500;
  font-size: var(--text-sm);
}

.contact-card__link:hover {
  text-decoration: underline;
}

.contact-channels__image {
  margin-top: var(--space-8);
}

.contact-channels__image img {
  width: 100%;
  max-height: 400px;
  object-fit: cover;
  border-radius: var(--radius-xl);
}

.faq__grid {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  max-width: 900px;
  margin-inline: auto;
}

.faq__item {
  padding: 0;
  overflow: hidden;
}

.faq__question {
  padding: var(--space-6);
  cursor: pointer;
  font-weight: 600;
  font-size: var(--text-lg);
  color: var(--color-text);
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background-color var(--duration-200);
}

.faq__question:hover {
  background-color: var(--color-bg-surface);
}

.faq__question::-webkit-details-marker {
  display: none;
}

.faq__question::after {
  content: '+';
  font-size: var(--text-2xl);
  color: var(--color-primary);
  transition: transform var(--duration-200);
}

.faq__item[open] .faq__question::after {
  transform: rotate(45deg);
}

.faq__answer {
  padding: 0 var(--space-6) var(--space-6);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
}

.faq__answer p {
  margin: 0;
}

.guides__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  align-items: center;
}

@media (min-width: 1024px) {
  .guides__grid {
    grid-template-columns: 1fr 1fr;
  }
}

.guides__categories {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-4);
  margin-top: var(--space-8);
}

.guide-category {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  text-decoration: none;
  color: var(--color-text);
  transition: all var(--duration-200);
}

.guide-category:hover {
  border-color: var(--color-primary);
  transform: translateY(-2px);
}

.guide-category__icon {
  color: var(--color-primary);
  flex-shrink: 0;
}

.guide-category__text {
  font-weight: 500;
  font-size: var(--text-sm);
}

.guides__image img {
  width: 100%;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
}

.service__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  align-items: center;
}

@media (min-width: 1024px) {
  .service__grid {
    grid-template-columns: 1fr 1fr;
  }
}

.service__image img {
  width: 100%;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
}

.service__features {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  margin-block: var(--space-8);
}

.service__feature {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-text-secondary);
}

.service__feature-icon {
  color: var(--color-success);
  flex-shrink: 0;
}

.policy__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-8);
}

.policy__card {
  display: flex;
  flex-direction: column;
}

.policy__title {
  font-size: var(--text-xl);
  margin-bottom: var(--space-4);
  color: var(--color-text);
}

.policy__text {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-6);
  flex-grow: 1;
}

.policy__link {
  color: var(--color-primary);
  font-weight: 500;
  font-size: var(--text-sm);
}

.knowledge__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-6);
}

.knowledge__item {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.knowledge__item-title {
  font-size: var(--text-lg);
  margin-bottom: var(--space-3);
  color: var(--color-text);
}

.knowledge__item-text {
  color: var(--color-text-secondary);
  font-size: var(--text-sm);
  margin-bottom: var(--space-4);
  flex-grow: 1;
}

.knowledge__tag {
  display: inline-block;
  padding: var(--space-1) var(--space-3);
  background-color: var(--color-primary-subtle);
  color: var(--color-primary);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 500;
  align-self: flex-start;
}

.video__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  align-items: center;
}

@media (min-width: 1024px) {
  .video__grid {
    grid-template-columns: 1fr 1fr;
  }
}

.video__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-8);
}

.video__stat {
  text-align: center;
}

.video__stat-number {
  display: block;
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
}

.video__stat-label {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
}

.video__player {
  aspect-ratio: 16/9;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-bg-surface) 0%, var(--gray-800) 100%);
  cursor: pointer;
  overflow: hidden;
}

.video__placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
  color: var(--color-text-secondary);
}

.video__play-icon {
  color: var(--color-primary);
  transition: transform var(--duration-300) var(--ease-out);
}

.video__player:hover .video__play-icon {
  transform: scale(1.1);
}

.video__label {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.premium__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-6);
  margin-bottom: var(--space-12);
}

.premium__feature {
  text-align: center;
  padding: var(--space-8);
}

.premium__feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  background-color: var(--color-primary-subtle);
  border-radius: var(--radius-xl);
  color: var(--color-primary);
  margin-bottom: var(--space-4);
}

.premium__feature-title {
  font-size: var(--text-lg);
  margin-bottom: var(--space-2);
  color: var(--color-text);
}

.premium__feature-text {
  color: var(--color-text-secondary);
  font-size: var(--text-sm);
}

.premium__cta {
  text-align: center;
}

.community__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  align-items: start;
}

@media (min-width: 1024px) {
  .community__grid {
    grid-template-columns: 1fr 1fr;
  }
}

.community__stats {
  display: flex;
  gap: var(--space-8);
  margin-block: var(--space-8);
}

.community__stat {
  text-align: center;
}

.community__stat-number {
  display: block;
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
}

.community__stat-label {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.community__topics {
  padding: var(--space-6);
}

.community__topics-title {
  font-size: var(--text-xl);
  margin-bottom: var(--space-6);
  color: var(--color-text);
}

.community__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.community__item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--gray-800);
}

.community__item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.community__topic {
  color: var(--color-text);
  font-weight: 500;
}

.community__replies {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.feedback-form {
  max-width: 800px;
  margin-inline: auto;
  padding: var(--space-8);
}

.feedback-form__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  margin-bottom: var(--space-6);
}

@media (min-width: 640px) {
  .feedback-form__grid {
    grid-template-columns: 1fr 1fr;
  }
}

.form-group {
  margin-bottom: var(--space-6);
}

.form-group--checkbox {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}

.form-label {
  display: block;
  margin-bottom: var(--space-2);
  color: var(--color-text);
  font-weight: 500;
  font-size: var(--text-sm);
}

.form-label--inline {
  margin-bottom: 0;
  font-weight: normal;
  color: var(--color-text-secondary);
}

input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--color-primary);
  flex-shrink: 0;
  margin-top: 2px;
}

.btn--large {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-base);
}