/* ================================================================
   SKILLS.CSS
   ================================================================ */

.skills {
  background: var(--bg);
  overflow: hidden;
}

/* Layout: sidebar + grid */
.skills-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: clamp(3rem, 5vw, 5rem);
  align-items: start;
  margin-bottom: 4rem;
}

/* Sidebar */
.skills-sidebar p {
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

.skills-cv-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--ff-mono);
  font-size: 0.68rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--accent);
  text-decoration: none;
  transition: gap var(--t-base) var(--ease-out);
}

.skills-cv-link:hover {
  gap: 0.9rem;
}

/* Grid skills */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

/* Skill card */
.skill-card {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 1.8rem 2rem;
  transition:
    border-color var(--t-base),
    transform var(--t-slow) var(--ease-out),
    box-shadow var(--t-slow);
  position: relative;
  overflow: hidden;
}

.skill-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-glow), transparent);
  opacity: 0;
  transition: opacity var(--t-base);
}

.skill-card:hover {
  border-color: var(--border-light);
  transform: translateY(-5px);
  box-shadow: 0 20px 50px rgba(0,0,0,0.3);
}

.skill-card:hover::before {
  opacity: 1;
}

.skill-card-header {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  margin-bottom: 1.2rem;
}

.skill-card-icon {
  width: 32px;
  height: 32px;
  border-radius: var(--r-xs);
  background: var(--accent-dim);
  border: 1px solid rgba(232, 168, 112, 0.2);
  display: grid;
  place-items: center;
  color: var(--accent);
  flex-shrink: 0;
}

.skill-card-category {
  font-family: var(--ff-mono);
  font-size: 0.65rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-tertiary);
}

/* Tags */
.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.stag {
  font-size: 0.82rem;
  font-weight: 500;
  font-family: var(--ff-display);
  color: var(--text-secondary);
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: var(--r-full);
  padding: 0.3rem 0.9rem;
  transition:
    background var(--t-fast),
    border-color var(--t-fast),
    color var(--t-fast),
    transform var(--t-fast);
  cursor: default;
}

.stag:hover {
  background: var(--accent-dim);
  border-color: rgba(232, 168, 112, 0.35);
  color: var(--accent);
  transform: translateY(-2px);
}

/* ---- Marquee ---- */
.skills-marquee-wrap {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 1.2rem 0;
  overflow: hidden;
  position: relative;
}

.skills-marquee-wrap::before,
.skills-marquee-wrap::after {
  content: "";
  position: absolute;
  top: 0; bottom: 0;
  width: 120px;
  z-index: 1;
  pointer-events: none;
}

.skills-marquee-wrap::before {
  left: 0;
  background: linear-gradient(90deg, var(--bg), transparent);
}

.skills-marquee-wrap::after {
  right: 0;
  background: linear-gradient(-90deg, var(--bg), transparent);
}

.skills-marquee {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  white-space: nowrap;
  animation: marqueeScroll 25s linear infinite;
  width: max-content;
}

.skills-marquee span {
  font-family: var(--ff-mono);
  font-size: 0.7rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-tertiary);
  flex-shrink: 0;
}

.skills-marquee span:nth-child(even) {
  color: var(--accent);
  font-size: 0.5rem;
}

@keyframes marqueeScroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ---- Responsive ---- */
@media (max-width: 900px) {
  .skills-layout {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

@media (max-width: 600px) {
  .skills-grid {
    grid-template-columns: 1fr;
  }
}