/* ---------------- PROJECTS NAVIGATION ---------------- */

.projects-navigation {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0;
  margin-bottom: 35px;
  border-bottom: 1px solid var(--color-border);
}

.back-home {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--color-text-muted);
  font-family: var(--font-en);
  font-size: var(--text-sm);
  transition: var(--transition);
}

.back-home:hover {
  color: var(--color-primary);
}

.back-icon {
  font-size: 19px;
  transition: transform var(--transition);
}

.back-home:hover .back-icon {
  transform: translateX(-4px);
}

.navigation-label {
  color: var(--color-text-muted);
  font-family: var(--font-en);
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
}

/* ---------------- RESPONSIVE ---------------- */

@media (max-width: 480px) {
  .projects-navigation {
    margin-bottom: 25px;
  }

  .back-home {
    font-size: var(--text-xs);
  }
}

/* ---------------- PROJECTS SECTION ---------------- */

.projects-section {
  min-height: 400px;
}

.projects-count {
  color: var(--color-text-muted);
  font-family: var(--font-en);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
}

/* ---------------- TOOLBAR ---------------- */

.projects-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 15px;
  margin-bottom: 22px;
}

.projects-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.project-filter {
  min-height: 32px;
  padding: 6px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  background: var(--color-surface);
  color: var(--color-text-muted);
  font-family: var(--font-en);
  font-size: var(--text-xs);
  cursor: pointer;
  transition: var(--transition);
}

.project-filter:hover,
.project-filter.active {
  border-color: var(--color-primary);
  background: var(--color-surface-alt);
  color: var(--color-primary);
}

.projects-sort {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.projects-sort label {
  color: var(--color-text-muted);
  font-size: var(--text-xs);
}

.projects-sort select {
  min-height: 34px;
  padding: 5px 10px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  outline: none;
  background: var(--color-surface);
  color: var(--color-text);
  font-family: var(--font-en);
  font-size: var(--text-xs);
  cursor: pointer;
}

/* ---------------- PROJECT GRID ---------------- */

.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

/* ---------------- PROJECT CARD ---------------- */

.project-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  transition:
    border-color var(--transition),
    background-color var(--transition),
    transform var(--transition);
}

.project-card:hover {
  transform: translateY(-3px);
  border-color: var(--color-primary);
  background: var(--color-surface-alt);
}

/* ---------------- TEXT COVER ---------------- */

.project-cover {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 175px;
  padding: 18px;
  overflow: hidden;
  background: var(--color-surface-alt);
}

.project-cover::before,
.project-cover::after {
  position: absolute;
  content: "";
  border: 1px solid var(--color-border);
  border-radius: 50%;
  pointer-events: none;
}

.project-cover::before {
  width: 190px;
  height: 190px;
  right: -75px;
  bottom: -105px;
}

.project-cover::after {
  width: 125px;
  height: 125px;
  right: -43px;
  bottom: -73px;
}

.cover-top,
.cover-bottom {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.cover-label {
  color: var(--color-text-muted);
  font-family: var(--font-en);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  letter-spacing: 0.1em;
}

.cover-number {
  color: var(--color-text-muted);
  font-family: var(--font-en);
  font-size: var(--text-xs);
}

.cover-symbol {
  color: var(--color-primary);
  font-family: var(--font-en);
  font-size: 3.5rem;
  font-weight: var(--font-bold);
  line-height: 1;
}

/* ---------------- CARD CONTENT ---------------- */

.project-content {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 16px;
}

.project-title {
  color: var(--color-text);
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  line-height: 1.6;
}

.project-description {
  margin-top: 10px;
  color: var(--color-text-muted);
  font-size: var(--text-xs);
  line-height: 1.9;
}

.project-technologies {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 16px;
}

.tech-tag {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 4px 9px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  background: var(--color-surface-alt);
  color: var(--color-text-muted);
  font-family: var(--font-en);
  font-size: 10px;
}

/* ---------------- CARD FOOTER ---------------- */

.project-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: auto;
  padding-top: 16px;
}

.project-date {
  color: var(--color-text-muted);
  font-family: var(--font-en);
  font-size: 10px;
}

.project-links {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.project-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  min-height: 29px;
  padding: 5px 9px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface-alt);
  color: var(--color-text);
  font-family: var(--font-en);
  font-size: 10px;
  transition: var(--transition);
}

.project-link:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* ---------------- EMPTY STATE ---------------- */

.projects-empty {
  padding: 65px 20px;
  text-align: center;
}

.projects-empty span {
  color: var(--color-primary);
  font-size: 2.5rem;
}

.projects-empty h3 {
  margin-top: 12px;
  color: var(--color-text);
  font-size: var(--text-lg);
}

.projects-empty p {
  margin-top: 8px;
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.hidden {
  display: none !important;
}

/* ---------------- RESPONSIVE ---------------- */

@media (max-width: 900px) {
  .projects-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 650px) {
  .projects-intro {
    align-items: flex-start;
    flex-direction: column;
  }

  .projects-toolbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .projects-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

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

  .projects-title {
    font-size: 1.9rem;
  }

  .projects-overview {
    gap: 18px;
  }

  .project-cover {
    min-height: 155px;
  }
}