/* =========================================================
   PROJECTS -- Featured Card + Filter Bar + Scroll Carousel
   ========================================================= */

/* ---------- Section shell ---------- */
.projects {
  min-height: 100vh;
  padding: clamp(48px, 6vh, 96px) 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

/* Section heading styles live in base.css - no need to duplicate */

/* =========================================================
   FEATURED CARD
   ========================================================= */
.proj-featured {
  margin-bottom: clamp(24px, 3vh, 40px);
}

.featured-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  background: var(--about-tile-bg, var(--bg-secondary));
  border: 1px solid var(--border-primary);
  border-radius: 16px;
  overflow: hidden;
  transition: border-color 0.3s ease;
}

.featured-card:hover {
  border-color: var(--accent);
}

.featured-media {
  aspect-ratio: 16 / 10;
  background: var(--proj-media-bg, var(--bg-secondary));
  position: relative;
  overflow: hidden;
}

.featured-media::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, transparent 70%, var(--about-tile-bg, var(--bg-secondary)));
  pointer-events: none;
}

.featured-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.feat-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  padding: 4px 12px;
  border-radius: 999px;
  background: var(--accent);
  color: white;
  font-size: 11px;
  font-weight: 700;
  font-family: var(--font-mono, 'Space Mono', monospace);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  z-index: 2;
}

.featured-body {
  padding: clamp(20px, 2.5vw, 36px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 14px;
}

.featured-body__title {
  font-family: var(--font-display, 'Syne', sans-serif);
  font-size: clamp(1.2rem, 1.5vw, 1.6rem);
  font-weight: 800;
  margin: 0;
}

.featured-body__desc {
  font-size: clamp(13px, 0.95vw, 15px);
  color: var(--text-secondary);
  line-height: 1.7;
  margin: 0;
}

.featured-tech {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.featured-tech .tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px;
  font-size: 11px;
  font-family: var(--font-mono, 'Space Mono', monospace);
  border-radius: 999px;
  border: 1px solid var(--border-primary);
  color: var(--text-secondary);
  background: var(--bg-secondary);
}

/* =========================================================
   FILTER BAR
   ========================================================= */
.proj-filters {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: clamp(16px, 2vh, 24px);
  flex-wrap: wrap;
}

.proj-filter-btn {
  padding: 6px 16px;
  font-size: 12px;
  font-family: var(--font-mono, 'Space Mono', monospace);
  border-radius: 999px;
  border: 1px solid var(--border-primary);
  color: var(--text-muted);
  transition: border-color 0.2s ease, color 0.2s ease, background 0.2s ease;
  cursor: pointer;
  background: transparent;
}

.proj-filter-btn:hover,
.proj-filter-btn.active {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-soft, rgba(255,0,0,0.08));
}

/* =========================================================
   HORIZONTAL SCROLL CAROUSEL
   ========================================================= */
.proj-carousel {
  position: relative;
  padding: 0 clamp(20px, 5vw, 80px);
}

.proj-track {
  display: flex;
  gap: clamp(16px, 1.5vw, 24px);
  overflow-x: auto;
  padding: 20px 0;
  outline: none;

  /* Thin scrollbar for scroll affordance */
  scrollbar-width: thin;
  scrollbar-color: var(--accent) transparent;
}

.proj-track::-webkit-scrollbar {
  height: 4px;
}
.proj-track::-webkit-scrollbar-track {
  background: transparent;
}
.proj-track::-webkit-scrollbar-thumb {
  background: var(--accent);
  border-radius: 4px;
}

/* =========================================================
   PROJECT CARDS
   ========================================================= */
.proj-card {
  flex: 0 0 clamp(300px, 28vw, 420px);
  background: var(--about-tile-bg, var(--bg-secondary));
  border: 1px solid var(--border-primary);
  border-radius: 16px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: border-color 0.4s cubic-bezier(0.4, 0, 0.2, 1), transform 0.4s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.proj-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
  box-shadow:
    0 30px 60px -20px var(--shadow-heavy, rgba(0,0,0,0.5)),
    0 0 40px -10px var(--accent-soft, rgba(255,0,0,0.1));
}

/* Card media */
.proj-card-media {
  aspect-ratio: 16 / 10;
  background: var(--proj-media-bg, var(--bg-secondary));
  display: block;
  overflow: hidden;
  position: relative;
  pointer-events: none;
}

.proj-card-media::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 60%, var(--about-tile-bg, var(--bg-secondary)));
  pointer-events: none;
}

.proj-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Card body */
.proj-card-body {
  padding: clamp(14px, 1.5vw, 20px) clamp(16px, 1.6vw, 22px);
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.proj-card-body h3 {
  font-family: var(--font-display, 'Syne', sans-serif);
  font-size: clamp(15px, 1.1vw, 18px);
  font-weight: 700;
  margin: 0;
}

.proj-card-body p {
  font-size: clamp(12px, 0.85vw, 13px);
  color: var(--text-secondary);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  line-clamp: 3;
  overflow: hidden;
  margin: 0;
}

/* Tech tags */
.proj-tech-row {
  display: flex;
  gap: 5px;
  flex-wrap: wrap;
  margin-top: auto;
}

.proj-tech-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 8px;
  font-size: 10px;
  font-family: var(--font-mono, 'Space Mono', monospace);
  border-radius: 999px;
  border: 1px solid var(--border-primary);
  color: var(--text-muted);
}

/* Card footer */
.proj-card-footer {
  display: flex;
  align-items: center;
  padding: clamp(10px, 1vw, 14px) clamp(16px, 1.6vw, 22px);
  border-top: 1px solid var(--border-primary);
}

.proj-link {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: clamp(12px, 0.85vw, 13px);
  font-weight: 600;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.2s ease;
}

.proj-link:hover {
  color: var(--accent);
}

.proj-link .gh-icon {
  width: 16px;
  height: 16px;
  display: block;
  object-fit: contain;
}

/* GitHub icon theming */
:root[data-theme="dark"] .proj-link .gh-icon {
  filter: brightness(0) invert(1);
}

:root[data-theme="light"] .proj-link .gh-icon {
  filter: none;
}

/* =========================================================
   CAROUSEL CONTROLS
   ========================================================= */
.proj-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-top: clamp(20px, 2.5vh, 32px);
  padding: 0 clamp(20px, 5vw, 80px);
}

.proj-nav-btn {
  width: 44px;
  height: 44px;
  min-width: 44px;
  min-height: 44px;
  border-radius: 50%;
  border: 1px solid var(--border-primary);
  background: transparent;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color 0.2s ease, background 0.2s ease;
  cursor: pointer;
  padding: 0;
  color: var(--text-primary);
  flex-shrink: 0;
}

.proj-nav-btn:hover {
  border-color: var(--accent);
  background: var(--accent-soft, rgba(255,0,0,0.08));
}

.proj-nav-btn .chev-icon {
  width: 20px;
  height: 20px;
  display: block;
  pointer-events: none;
  object-fit: contain;
}

/* Chevron icon theming */
:root[data-theme="dark"] .proj-nav-btn .chev-icon {
  filter: brightness(0) invert(1);
}

:root[data-theme="light"] .proj-nav-btn .chev-icon {
  filter: none;
}

/* =========================================================
   CARD NUMBER BADGE
   ========================================================= */
.proj-card-number {
  position: absolute;
  top: 10px;
  left: 10px;
  z-index: 2;
  font-family: var(--font-mono, 'Space Mono', monospace);
  font-size: 11px;
  font-weight: 700;
  color: #ffffff;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: 4px 10px;
  border-radius: 999px;
  letter-spacing: 0.05em;
  pointer-events: none;
}

/* Always white icon boxes in projects section for logo visibility */
/* This override ensures tech stack logos are always visible on dark backgrounds */
.projects .icon-box,
.projects .icon-box.icon-box--sm {
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.06);
}

/* =========================================================
   FILTER HIDE/SHOW ANIMATION
   ========================================================= */
.proj-card[data-hidden="true"] {
  display: none;
}