/* ========== IP Design Subpage — Magazine Gallery ========== */

.ip-shell {
  max-width: 1500px;
  margin: 0 auto;
  padding: var(--pad);
}

/* ===== Top Nav ===== */
.ip-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--pad);
  padding-bottom: 20px;
  border-bottom: 1px solid rgba(0,0,0,0.10);
}

.ip-back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: var(--radius-pill);
  background: var(--bg-black);
  color: var(--text-white);
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: transform 0.35s var(--ease), background 0.35s var(--ease), color 0.35s var(--ease);
}

.ip-back:hover {
  transform: translateX(-3px);
  background: var(--accent-orange);
  color: var(--text-white);
}

.ip-back svg {
  width: 14px;
  height: 14px;
}

.ip-top-meta {
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 500;
  letter-spacing: 0.04em;
}

.ip-top-current {
  color: var(--text-black);
  font-weight: 700;
}

/* ===== Hero Block ===== */
.ip-hero {
  background: var(--accent-orange);
  border-radius: var(--radius-xl);
  padding: clamp(36px, 5vw, 72px);
  margin-bottom: var(--pad);
  color: var(--text-white);
}

.ip-hero-eyebrow {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  margin-bottom: 18px;
  padding: 6px 14px;
  background: var(--bg-white);
  color: var(--text-black);
  border-radius: var(--radius-pill);
}

.ip-hero-title {
  font-family: var(--font-display);
  font-size: clamp(44px, 7vw, 84px);
  font-weight: 700;
  line-height: 1.0;
  margin: 0 0 24px;
  letter-spacing: -0.03em;
}

.ip-hero-desc {
  max-width: 640px;
  font-size: clamp(16px, 2vw, 20px);
  line-height: 1.65;
  margin: 0 0 36px;
  opacity: 0.9;
}

.ip-hero-stats {
  display: flex;
  gap: clamp(36px, 6vw, 72px);
  padding-top: 28px;
  border-top: 1px solid rgba(255,255,255,0.25);
}

.ip-stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.ip-stat-num {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 700;
  line-height: 1;
}

.ip-stat-label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  opacity: 0.8;
}

/* ===== Magazine Gallery ===== */
.ip-gallery-section {
  margin-bottom: clamp(48px, 6vw, 80px);
}

.ip-gallery-header {
  text-align: center;
  margin-bottom: 3rem;
}

.ip-gallery-label {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 6px 14px;
  background: var(--bg-white);
  border: 1px solid rgba(0,0,0,0.10);
  border-radius: var(--radius-pill);
  margin-bottom: 12px;
}

.ip-gallery-desc {
  font-size: 15px;
  color: var(--text-muted);
  margin: 0;
}

.ip-mag-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  column-gap: 1.75rem;
  row-gap: 2.5rem;
  align-items: start;
}

.ip-mag-card {
  position: relative;
  cursor: pointer;
}

.ip-mag-card:nth-child(4n+1) { transform: translateY(0); }
.ip-mag-card:nth-child(4n+2) { transform: translateY(2.5rem); }
.ip-mag-card:nth-child(4n+3) { transform: translateY(.5rem); }
.ip-mag-card:nth-child(4n+4) { transform: translateY(3rem); }

.ip-mag-frame {
  position: relative;
  background: var(--bg-white);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 8px 28px rgba(0,0,0,0.10);
  transition: transform 0.5s var(--ease), box-shadow 0.5s var(--ease);
}

.ip-mag-card:hover .ip-mag-frame {
  transform: translateY(-8px);
  box-shadow: 0 24px 56px rgba(0,0,0,0.18);
}

.ip-mag-frame img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 1s var(--ease);
}

.ip-mag-card:hover .ip-mag-frame img {
  transform: scale(1.03);
}

.ip-mag-caption {
  margin-top: .9rem;
  text-align: center;
  opacity: .85;
  transition: opacity .3s;
}

.ip-mag-card:hover .ip-mag-caption {
  opacity: 1;
}

.ip-mag-num {
  font-family: var(--font-display);
  font-style: italic;
  font-size: .9rem;
  color: var(--accent-orange);
  letter-spacing: .1em;
}

.ip-mag-sub {
  font-size: .78rem;
  color: var(--text-muted);
  margin: .15rem 0 0;
  letter-spacing: .05em;
}

/* ===== Footer ===== */
.ip-foot {
  margin-top: clamp(48px, 6vw, 80px);
  padding-top: 24px;
  border-top: 1px solid rgba(0,0,0,0.10);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.ip-foot .ip-back {
  background: transparent;
  color: var(--text-black);
  border: 1px solid rgba(0,0,0,0.15);
}

.ip-foot .ip-back:hover {
  background: var(--bg-black);
  color: var(--text-white);
}

.ip-foot-meta {
  font-size: 12px;
  color: var(--text-muted);
  letter-spacing: 0.06em;
}

/* ===== Lightbox ===== */
.ip-lightbox {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(0, 0, 0, 0.94);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 40px;
  cursor: zoom-out;
  opacity: 0;
  transition: opacity 0.35s var(--ease);
}

.ip-lightbox.is-open {
  display: flex;
  opacity: 1;
}

.ip-lightbox img {
  max-width: 92vw;
  max-height: 88vh;
  object-fit: contain;
  border-radius: 8px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.6);
}

.ip-lightbox-title {
  position: absolute;
  left: 50%;
  bottom: 28px;
  transform: translateX(-50%);
  color: rgba(255,255,255,0.85);
  font-size: 13px;
  letter-spacing: 0.06em;
}

.ip-lightbox-close {
  position: absolute;
  top: 24px;
  right: 28px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.10);
  border: 1px solid rgba(255, 255, 255, 0.20);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.25s ease;
}

.ip-lightbox-close:hover {
  background: rgba(255, 255, 255, 0.22);
}

.ip-lightbox-close svg {
  width: 18px;
  height: 18px;
}

/* ===== Responsive ===== */
@media (max-width: 1100px) {
  .ip-mag-grid {
    grid-template-columns: repeat(3, 1fr);
    column-gap: 1.5rem;
    row-gap: 2rem;
  }
  .ip-mag-card:nth-child(n) { transform: translateY(0); }
  .ip-mag-card:nth-child(3n+2) { transform: translateY(2rem); }
  .ip-mag-card:nth-child(3n+3) { transform: translateY(.8rem); }
}

@media (max-width: 720px) {
  .ip-shell { padding: 20px; }
  .ip-top { flex-direction: column; align-items: flex-start; gap: 16px; }
  .ip-hero { padding: 36px; }
  .ip-hero-stats { gap: 28px; }

  .ip-mag-grid {
    grid-template-columns: repeat(2, 1fr);
    column-gap: 1.25rem;
    row-gap: 1.75rem;
  }
  .ip-mag-card:nth-child(n) { transform: translateY(0); }
  .ip-mag-card:nth-child(2n) { transform: translateY(1.5rem); }
}

@media (max-width: 480px) {
  .ip-gallery-header { margin-bottom: 2rem; }
  .ip-mag-grid {
    grid-template-columns: 1fr;
    max-width: 340px;
    margin: 0 auto;
    row-gap: 2rem;
  }
  .ip-mag-card:nth-child(n) { transform: translateY(0); }
  .ip-mag-card:nth-child(2n) { transform: translateY(.8rem); }

  .ip-foot {
    flex-direction: column;
    align-items: flex-start;
  }
}