.main {
  padding-top: calc(var(--navbar-height) + var(--space-10));
  padding-bottom: var(--space-16);
}

.main .container {
  display: flex;
  flex-direction: column;
  gap: var(--space-10);
}

.greeting h1 {
  font-size: var(--text-xl);
  font-weight: var(--weight-bold);
  color: var(--color-on-surface);
  letter-spacing: -0.02em;
}

.greeting p {
  margin-top: var(--space-1);
  font-size: var(--text-sm);
  font-weight: var(--weight-regular);
  color: var(--color-muted);
}

.greeting p strong {
  font-weight: var(--weight-semibold);
  color: #fb923c;
}

.resume__card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  padding: var(--space-6) var(--space-8);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background-color: var(--color-surface);
}

.resume__info {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  flex: 1;
  min-width: 0;
}

.resume__tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.resume__tag .material-symbols-rounded {
  font-size: 14px;
  font-variation-settings: 'FILL' 1, 'wght' 400, 'GRAD' 0, 'opsz' 14;
}

.resume__title {
  font-size: var(--text-md);
  font-weight: var(--weight-semibold);
  color: var(--color-on-surface);
}

.resume__meta {
  font-size: var(--text-xs);
  color: var(--color-muted);
  font-weight: var(--weight-regular);
}

.resume__progress-wrap {
  width: 100%;
  height: 4px;
  background-color: var(--color-border);
  border-radius: 999px;
  overflow: hidden;
  margin-top: var(--space-1);
}

.resume__progress-bar {
  height: 100%;
  background-color: var(--color-accent);
  border-radius: 999px;
  transition: width 0.4s ease;
  max-width: 100%;
}

.resume__progress-label {
  font-size: var(--text-xs);
  color: var(--color-muted);
  font-weight: var(--weight-regular);
}

.section-title {
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  color: var(--color-muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: var(--space-4);
}

.courses-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
}

.course-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background-color: var(--color-bg);
  transition: border-color var(--transition-base), background-color var(--transition-base);
  cursor: pointer;
  text-decoration: none;
}

.course-card__img {
  width: 100%;
  border-radius: var(--radius-lg);
  object-fit: cover;
  aspect-ratio: 16 / 9;
}

.course-card__img--placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-surface-raised);
  color: var(--color-muted);
  aspect-ratio: 16 / 9;
}

.course-card__img--placeholder .material-symbols-rounded {
  font-size: 48px;
}

.course-card__top {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.course-card__status {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--color-accent);
  padding: var(--space-1) var(--space-4);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.course-card__body {
  padding: var(--space-4);
}

.course-card__body h3 {
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  color: var(--color-on-surface);
}

.course-card__body p {
  font-size: var(--text-xs);
  color: var(--color-muted);
  font-weight: var(--weight-regular);
  margin-top: var(--space-1);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.course-card__progress-wrap {
  width: 100%;
  height: 3px;
  background-color: var(--color-border);
  border-radius: 999px;
  overflow: hidden;
  margin-top: auto;
}

.course-card__progress-bar {
  height: 100%;
  background-color: var(--color-accent);
  border-radius: 999px;
  transition: width 0.4s ease;
}

.course-card--add {
  align-items: center;
  justify-content: center;
  border-style: dashed;
  min-height: 140px;
  gap: 0;
}

.course-card--add:hover {
  border-color: var(--color-accent);
  background-color: var(--color-surface);
}

.course-card__add-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-muted);
  transition: color var(--transition-base);
}

.course-card--add:hover .course-card__add-inner {
  color: var(--color-accent);
}

.course-card__add-inner .material-symbols-rounded {
  font-size: 28px;
}

.course-card__add-inner span:last-child {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.empty-state-inline {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-2);
  padding: var(--space-5);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background-color: var(--color-bg);
  grid-column: span 2;
}

.empty-state-inline .material-symbols-rounded {
  font-size: 28px;
  color: var(--color-muted-2);
}

.empty-state-inline p {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-on-surface);
}

.empty-state-inline span {
  font-size: var(--text-xs);
  color: var(--color-muted);
}

.unauth-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-5);
  min-height: 60vh;
  text-align: center;
  padding: var(--space-8);
}

.unauth-state .material-symbols-rounded {
  font-size: 48px;
  color: var(--color-muted-2);
}

.unauth-state h1 {
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  color: var(--color-on-surface);
  max-width: 360px;
  line-height: 1.4;
}

.empty-state {
  grid-column: 1 / -1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-12) var(--space-6);
  text-align: center;
  color: var(--color-muted);
}

.empty-state .material-symbols-rounded {
  font-size: 40px;
  color: var(--color-muted-2);
}

.empty-state p {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-on-surface);
}

.empty-state span {
  font-size: var(--text-xs);
  color: var(--color-muted);
}

.home-section {
  display: flex;
  flex-direction: column;
}

.home-section__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-4);
}

.home-section__header .section-title {
  margin-bottom: 0;
}

.home-section__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--color-muted);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.home-section__link .material-symbols-rounded {
  font-size: 14px;
  transition: transform var(--transition-fast);
}

.home-section__link:hover {
  color: var(--color-on-surface);
}

.home-section__link:hover .material-symbols-rounded {
  transform: translateX(2px);
}

.home-forum-list {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.home-forum-post {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  padding: var(--space-5);
  background-color: var(--color-surface);
  cursor: pointer;
  text-decoration: none;
  transition: background-color var(--transition-fast);
}

.home-forum-post+.home-forum-post {
  border-top: 1px solid var(--color-border);
}

.home-forum-post:hover {
  background-color: var(--color-surface-raised);
}

.home-forum-post__body {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.home-forum-post__top {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.home-forum-tag {
  font-size: 10px;
  font-weight: var(--weight-semibold);
  padding: 2px var(--space-2);
  border-radius: var(--radius-sm);
  letter-spacing: 0.04em;
  background-color: var(--color-surface-raised);
  color: var(--color-muted);
  border: 1px solid var(--color-border);
  text-transform: uppercase;
}

.home-forum-post__title {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-on-surface);
  line-height: 1.4;
}

.home-forum-post__excerpt {
  font-size: var(--text-xs);
  color: var(--color-muted);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.home-forum-post__meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.home-forum-post__meta-item {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  font-size: var(--text-xs);
  color: var(--color-muted-2);
  font-weight: var(--weight-medium);
}

.home-forum-post__meta-item .material-symbols-rounded {
  font-size: 13px;
}

.home-forum-post__score {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  flex-shrink: 0;
  padding-top: 2px;
}

.home-forum-post__score-num {
  font-size: var(--text-xs);
  font-weight: var(--weight-bold);
  color: var(--color-muted);
}

.home-forum-post__score .material-symbols-rounded {
  font-size: 16px;
  color: var(--color-muted-2);
}

.home-snippets-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3);
}

.home-snippet-card {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background-color: var(--color-surface);
  overflow: hidden;
  cursor: pointer;
  text-decoration: none;
  transition: border-color var(--transition-base);
}

.home-snippet-card:hover {
  border-color: var(--color-muted-2);
}

.home-snippet-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--color-border);
}

.home-snippet-card__lang {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.home-snippet-lang-dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  flex-shrink: 0;
}

.home-snippet-card__lang-label {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--color-muted);
  letter-spacing: 0.04em;
}

.home-snippet-card__preview {
  padding: var(--space-3) var(--space-4);
  background-color: var(--color-bg);
  font-family: 'Courier New', Courier, monospace;
  font-size: 10px;
  line-height: 1.7;
  color: var(--color-muted);
  max-height: 80px;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  border-bottom: 1px solid var(--color-border);
  white-space: pre;
}

.home-snippet-card__body {
  padding: var(--space-3) var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.home-snippet-card__title {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--color-on-surface);
}

.home-snippet-card__desc {
  font-size: var(--text-xs);
  color: var(--color-muted);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.5;
}

.home-snippet-card__footer {
  padding: var(--space-2) var(--space-4);
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.home-snippet-card__stat {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  font-size: var(--text-xs);
  color: var(--color-muted-2);
}

.home-snippet-card__stat .material-symbols-rounded {
  font-size: 12px;
}

.home-videos-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
}

.home-video-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  cursor: pointer;
  text-decoration: none;
}

.home-video-card__thumb {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background-color: var(--color-surface-raised);
  aspect-ratio: 16 / 9;
  border: 1px solid var(--color-border);
  transition: border-color var(--transition-base);
}

.home-video-card:hover .home-video-card__thumb {
  border-color: var(--color-muted-2);
}

.home-video-card__thumb-bg {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.home-video-card__thumb-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.home-video-card__thumb-icon {
  font-size: 28px;
  color: var(--color-muted-2);
  font-variation-settings: 'FILL' 0, 'wght' 300, 'GRAD' 0, 'opsz' 28;
}

.home-video-card__play {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition-base);
}

.home-video-card:hover .home-video-card__play {
  opacity: 1;
}

.home-video-card__play-btn {
  width: 36px;
  height: 36px;
  border-radius: 999px;
  background-color: var(--color-on-surface);
  display: flex;
  align-items: center;
  justify-content: center;
}

.home-video-card__play-btn .material-symbols-rounded {
  font-size: 18px;
  color: var(--color-bg);
  font-variation-settings: 'FILL' 1, 'wght' 400, 'GRAD' 0, 'opsz' 18;
}

.home-video-card__duration {
  position: absolute;
  bottom: var(--space-2);
  right: var(--space-2);
  background-color: rgba(0, 0, 0, 0.7);
  color: #fff;
  font-size: 10px;
  font-weight: var(--weight-semibold);
  padding: 2px var(--space-2);
  border-radius: var(--radius-xl);
  font-family: var(--font-brand);
}

.home-video-card__info {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.home-video-card__title {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--color-on-surface);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.home-video-card__meta {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.home-video-meta-item {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  font-size: var(--text-xs);
  color: var(--color-muted-2);
}

.home-video-meta-item .material-symbols-rounded {
  font-size: 12px;
}

.guest-banner {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-6);
  border-radius: var(--radius-lg);
  background-color: var(--color-surface);
  flex-wrap: wrap;
}

.guest-banner__icon {
  font-size: 22px;
  color: var(--color-accent);
  flex-shrink: 0;
  font-variation-settings: 'FILL' 0, 'wght' 300, 'GRAD' 0, 'opsz' 22;
}

.guest-banner__text {
  flex: 1;
  min-width: 0;
  font-size: var(--text-sm);
  color: var(--color-muted);
  line-height: 1.5;
}

.guest-banner__text strong {
  display: block;
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-on-surface);
  margin-bottom: 2px;
}

.guest-banner__actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}

.guest-banner__link {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--color-muted);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.guest-banner__link:hover {
  color: var(--color-on-surface);
}

.guest-banner__btn {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-xs);
}

@media (max-width: 600px) {
  .guest-banner {
    flex-direction: column;
    align-items: flex-start;
  }

  .guest-banner__actions {
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    text-align: center;
  }
}

@media (max-width: 1024px) {
  .home-snippets-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

@media (max-width: 860px) {
  .courses-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .empty-state-inline {
    grid-column: span 1;
  }

  .resume__card {
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-5);
  }

  .resume__card .btn {
    align-self: stretch;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .courses-grid {
    grid-template-columns: 1fr;
  }

  .empty-state-inline {
    grid-column: span 1;
  }

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

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

.unauth-page {
  min-height: calc(100dvh - var(--navbar-height));
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-10) var(--space-6);

  background-image: url("/assets/img/background_logo_nullble.png");
  background-size: contain;
  background-position: right;
  background-repeat: no-repeat;
}

.unauth-page__content {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-6);
  max-width: 520px;

  
}

.unauth-page__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background-color: var(--color-surface);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--color-muted);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.unauth-page__badge .material-symbols-rounded {
  font-size: 14px;
  color: var(--color-accent);
  font-variation-settings: 'FILL' 1, 'wght' 400, 'GRAD' 0, 'opsz' 14;
}

.unauth-page__title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: var(--weight-bold);
  color: var(--color-on-surface);
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.unauth-page__sub {
  font-size: var(--text-sm);
  color: var(--color-muted);
  line-height: 1.7;
  max-width: 400px;
}

.unauth-page__actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
  justify-content: center;
}

.unauth-page__btn-primary {
  padding-inline: var(--space-6);
}

.unauth-page__btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  font-family: var(--font-brand);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-muted);
  text-decoration: none;
  border: 1px solid var(--color-border);
  background: transparent;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

.unauth-page__btn-ghost .material-symbols-rounded {
  font-size: 16px;
  transition: transform var(--transition-fast);
}

.unauth-page__btn-ghost:hover {
  color: var(--color-on-surface);
  border-color: var(--color-muted-2);
}

.unauth-page__btn-ghost:hover .material-symbols-rounded {
  transform: translateX(3px);
}

.channel-ad {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: border-color var(--transition-base);
}

.channel-ad:hover {
  border-color: var(--color-muted-2);
}

.channel-ad__badge {
  position: absolute;
  top: var(--space-3);
  left: var(--space-3);
  z-index: 2;
  font-size: 10px;
  font-weight: var(--weight-bold);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background-color: rgba(0, 0, 0, 0.55);
  color: rgba(255, 255, 255, 0.75);
  padding: 2px var(--space-2);
  border-radius: var(--radius-full);
  backdrop-filter: blur(4px);
}

.channel-ad__link {
  display: block;
  position: relative;
  line-height: 0;
}

.channel-ad__img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  display: block;
  transition: transform 400ms ease;
}

@media (max-width: 480px) {
  .unauth-page__title {
    font-size: 2rem;
  }
}