@import "base.css";
@import "home/ui.css";

/* ── NAV ── */
.dp-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-h);
  z-index: 1000;
}

.dp-nav-in {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 40px;
  background: rgba(8, 8, 15, 0);
  backdrop-filter: blur(0px);
  -webkit-backdrop-filter: blur(0px);
  border-bottom: 1px solid transparent;
  transition:
    background 350ms var(--ease),
    border-color 350ms var(--ease),
    backdrop-filter 350ms var(--ease);
}

.dp-nav.scrolled .dp-nav-in {
  background: rgba(8, 8, 15, 0.28);
  backdrop-filter: blur(10px) saturate(1);
  border-bottom-color: var(--gb);
}

.dp-back {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--t2);
  text-decoration: none;
  transition:
    color var(--tr),
    gap var(--tr);
}

.dp-back svg {
  width: 16px;
  height: 16px;
  transition: transform var(--tr);
}

.dp-back:hover {
  color: var(--t1);
  gap: 10px;
}

.dp-back:hover svg {
  transform: translateX(-3px);
}

.dp-nav .logo {
  display: flex;
  align-items: center;
}

.dp-nav .logo img {
  width: 36px;
  height: 36px;
}

.dp-nav-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

/* ── HERO ── */
.dp-hero {
  padding-top: calc(var(--nav-h) + 36px);
  padding-bottom: 36px;
  text-align: center;
}

.dp-hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border: 1px solid var(--gb);
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--a2);
  background: var(--a2d);
  margin-bottom: 24px;
}

.dp-hero-tag svg {
  width: 14px;
  height: 14px;
}

.dp-hero h1 {
  font-family: "Archivo", sans-serif;
  font-size: clamp(2.2rem, 5vw, 3rem);
  font-weight: 900;
  color: var(--t1);
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 20px;
}

.dp-hero h1 em {
  font-style: normal;
  background: linear-gradient(135deg, var(--a1), var(--a2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.dp-hero p {
  font-size: 0.9rem;
  color: var(--t2);
  line-height: 1.7;
  max-width: 560px;
  margin: 0 auto 40px;
}

/* ── SEARCH ── */
.dp-search-wrap {
  position: relative;
  max-width: 480px;
  margin: 0 auto 20px;
}

.dp-search-icon {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  color: var(--t3);
  pointer-events: none;
  transition: color var(--tr);
}

.dp-search {
  width: 100%;
  padding: 12px 16px 12px 44px;
  background: var(--glass);
  border: 1px solid var(--gb);
  border-radius: 100px;
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.875rem;
  color: var(--t1);
  outline: none;
  transition:
    background var(--tr),
    border-color var(--tr),
    box-shadow var(--tr);
  -webkit-appearance: none;
}

.dp-search::placeholder {
  color: var(--t3);
}

.dp-search:focus {
  background: var(--glass-md);
  border-color: rgba(6, 182, 212, 0.4);
  box-shadow: 0 0 0 3px rgba(6, 182, 212, 0.08);
}

.dp-search-wrap:focus-within .dp-search-icon {
  color: var(--a2);
}

/* ── FILTER BAR ── */
.dp-filters {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 56px;
}

.dp-filter {
  padding: 7px 18px;
  border: 1px solid var(--gb);
  border-radius: 100px;
  background: var(--glass);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--t2);
  cursor: pointer;
  transition:
    background var(--tr),
    border-color var(--tr),
    color var(--tr);
}

.dp-filter:hover,
.dp-filter.active {
  background: var(--a2d);
  border-color: rgba(6, 182, 212, 0.35);
  color: var(--a2);
}

/* ── DOCS GRID ── */
#dp-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-bottom: 80px;
}

/* reuse dcard styles from home */
.dp-card {
  padding: 26px;
  display: flex;
  flex-direction: column;
  border-radius: var(--r);
  background: var(--glass);
  border: 1px solid var(--gb);
  transition:
    background var(--tr),
    border-color var(--tr),
    transform var(--tr);
}

.dp-card:hover {
  background: var(--glass-md);
  border-color: var(--gb-h);
  transform: translateY(-3px);
}

.dp-card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.dp-card-icon {
  width: 38px;
  height: 38px;
  border-radius: 9px;
  background: rgba(6, 182, 212, 0.1);
  color: var(--a2);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.dp-card-icon svg {
  width: 18px;
  height: 18px;
}

.dp-card-views {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 0.775rem;
  font-weight: 500;
  color: var(--t3);
  flex-shrink: 0;
}

.dp-card-views svg {
  width: 13px;
  height: 13px;
}

.dp-card-title {
  font-family: "Archivo", sans-serif;
  font-size: 1rem;
  font-weight: 700;
  color: var(--t1);
  letter-spacing: -0.02em;
  line-height: 1.3;
  margin-bottom: 10px;
}

.dp-card-desc {
  font-size: 0.8375rem;
  color: var(--t2);
  line-height: 1.65;
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 16px;
}

.dp-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: auto;
}

.dp-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.dp-tag {
  padding: 3px 9px;
  background: var(--glass);
  border: 1px solid var(--gb);
  border-radius: 6px;
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--t3);
}

.dp-card-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--a2);
  text-decoration: none;
  white-space: nowrap;
  flex-shrink: 0;
  transition:
    gap var(--tr),
    color var(--tr);
}

.dp-card-link svg {
  width: 13px;
  height: 13px;
  transition: transform var(--tr);
}

.dp-card:hover .dp-card-link {
  gap: 8px;
}

.dp-card:hover .dp-card-link svg {
  transform: translateX(2px);
}

/* hidden card (filtered out) */
.dp-card.hidden {
  display: none;
}

/* ── EMPTY STATE ── */
.dp-empty {
  display: none;
  grid-column: 1 / -1;
  text-align: center;
  padding: 80px 20px;
  color: var(--t3);
  font-size: 0.9rem;
}

.dp-empty.visible {
  display: block;
}

/* ── FOOTER ── */
.dp-footer {
  border-top: 1px solid var(--gb);
  padding: 36px 0;
}

.dp-footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.dp-footer-logo img {
  width: 32px;
  height: 32px;
  opacity: 0.6;
}

.dp-footer-copy {
  font-size: 0.8rem;
  color: var(--t3);
}

.dp-footer-links {
  display: flex;
  gap: 24px;
}

.dp-footer-links a {
  font-size: 0.8rem;
  color: var(--t3);
  text-decoration: none;
  transition: color var(--tr);
}

.dp-footer-links a:hover {
  color: var(--t1);
}

/* ── RESPONSIVE ── */
@media (max-width: 1024px) {
  #dp-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .dp-nav-in {
    padding: 0 20px;
  }

  .dp-hero {
    padding-top: calc(var(--nav-h) + 48px);
    padding-bottom: 48px;
  }

  #dp-grid {
    grid-template-columns: 1fr;
  }

  .dp-footer-inner {
    flex-direction: column;
    text-align: center;
  }
}