/* ============================================
   NEXR ARTS — Components
   ============================================ */

/* --- Header --- */

.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: var(--z-header);
  padding: var(--space-md) 0;
  transition: background-color var(--transition-base),
              padding var(--transition-base),
              backdrop-filter var(--transition-base);
}

.header.is-scrolled {
  background-color: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--color-border);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Logo — designed for easy swap to <img> */
.header__logo {
  display: flex;
  align-items: center;
}

.header__logo-link {
  display: inline-flex;
  align-items: center;
}

/* When logo is text, use this */
.header__logo-text {
  font-family: var(--font-heading);
  font-weight: var(--fw-bold);
  font-size: 1.125rem;
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--color-text-primary);
  transition: color var(--transition-fast);
}

/* When logo is replaced with image, use this */
.header__logo-img {
  height: 28px;
  width: auto;
}

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

/* Navigation */
.header__nav {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.header__nav-link {
  font-family: var(--font-heading);
  font-size: var(--fs-xs);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
  position: relative;
}

.header__nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background-color: var(--color-accent);
  transition: width var(--transition-base) var(--ease-out-expo);
}

.header__nav-link:hover {
  color: var(--color-text-primary);
}

.header__nav-link:hover::after {
  width: 100%;
}

.header__nav-link.is-active {
  color: var(--color-text-primary);
}

.header__nav-link.is-active::after {
  width: 100%;
}

/* Mobile Menu Toggle */
.header__menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
  cursor: pointer;
}

.header__menu-toggle span {
  display: block;
  width: 24px;
  height: 1.5px;
  background-color: var(--color-text-primary);
  transition: transform var(--transition-base), opacity var(--transition-fast);
}

.header__menu-toggle.is-active span:nth-child(1) {
  transform: rotate(45deg) translate(4px, 5px);
}

.header__menu-toggle.is-active span:nth-child(2) {
  opacity: 0;
}

.header__menu-toggle.is-active span:nth-child(3) {
  transform: rotate(-45deg) translate(4px, -5px);
}

@media (max-width: 768px) {
  .header__menu-toggle {
    display: flex;
  }

  .header__nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100vh;
    background-color: var(--color-bg-primary);
    flex-direction: column;
    justify-content: center;
    gap: var(--space-xl);
    transition: right var(--transition-slow) var(--ease-out-expo);
  }

  .header__nav.is-open {
    right: 0;
  }

  .header__nav-link {
    font-size: var(--fs-body-lg);
  }
}

/* --- Footer --- */

.footer {
  padding: var(--space-2xl) 0 var(--space-lg);
  border-top: 1px solid var(--color-border);
}

.footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-xl);
}

.footer__brand {
  max-width: 320px;
}

.footer__logo-text {
  font-family: var(--font-heading);
  font-weight: var(--fw-bold);
  font-size: var(--fs-small);
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--color-text-primary);
  margin-bottom: var(--space-md);
  display: inline-block;
}

.footer__logo-img {
  height: 24px;
  width: auto;
  margin-bottom: var(--space-md);
}

.footer__tagline {
  font-size: var(--fs-small);
  color: var(--color-text-muted);
  line-height: var(--lh-body);
}

.footer__nav {
  display: flex;
  gap: var(--space-xl);
}

.footer__nav-group h4 {
  font-family: var(--font-heading);
  font-size: var(--fs-xs);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-md);
}

.footer__nav-group ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.footer__nav-group a {
  font-size: var(--fs-small);
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

.footer__nav-group a:hover {
  color: var(--color-text-primary);
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: var(--space-xl);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border);
}

.footer__copyright {
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
}

.footer__bottom-left {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.footer__privacy-link {
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
  white-space: nowrap;
}

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

.footer__social {
  display: flex;
  gap: var(--space-md);
}

.footer__social-link {
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
  display: inline-flex;
  align-items: center;
}

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

.footer__social-link svg {
  width: 18px;
  height: 18px;
}

@media (max-width: 768px) {
  .footer {
    padding: var(--space-xl) 0 var(--space-md);
  }

  .footer__inner {
    flex-direction: column;
    gap: var(--space-lg);
  }

  .footer__nav {
    flex-direction: row;
    gap: var(--space-xl);
  }

  .footer__bottom {
    flex-direction: column;
    gap: var(--space-xs);
    margin-top: var(--space-lg);
    text-align: center;
  }
}

/* --- Button --- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  font-family: var(--font-heading);
  font-size: var(--fs-xs);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  padding: 14px 36px;
  border: 1px solid transparent;
  transition: all var(--transition-base);
  cursor: pointer;
}

.btn--primary {
  background-color: var(--color-accent);
  color: #ffffff;
  border-color: var(--color-accent);
}

.btn--primary:hover {
  background-color: var(--color-accent-light);
  border-color: var(--color-accent-light);
  color: #ffffff;
}

.btn--outline {
  background-color: transparent;
  color: var(--color-text-primary);
  border-color: var(--color-border-light);
}

.btn--outline:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.btn--ghost {
  background-color: transparent;
  color: var(--color-text-secondary);
  padding: 8px 0;
  border: none;
}

.btn--ghost:hover {
  color: var(--color-accent);
}

.btn__arrow {
  transition: transform var(--transition-fast);
}

.btn:hover .btn__arrow {
  transform: translateX(4px);
}

/* --- Card Work --- */

.card-work {
  position: relative;
  overflow: hidden;
  background-color: var(--color-bg-surface);
  cursor: pointer;
}

.card-work__image-wrapper {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
}

.card-work__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow) var(--ease-out-expo);
}

.card-work:hover .card-work__image {
  transform: scale(1.05);
}

.card-work__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(0, 0, 0, 0.85) 0%,
    rgba(0, 0, 0, 0.3) 40%,
    transparent 100%
  );
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--space-lg);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.card-work:hover .card-work__overlay {
  opacity: 1;
}

.card-work__category {
  font-family: var(--font-heading);
  font-size: var(--fs-label);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-xs);
}

.card-work__title {
  font-family: var(--font-heading);
  font-size: var(--fs-h4);
  font-weight: var(--fw-semibold);
  color: #ffffff;
}

.card-work__year {
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-xs);
}

/* --- News Item --- */

.news-item {
  display: flex;
  align-items: baseline;
  gap: var(--space-lg);
  padding: var(--space-lg) 0;
  border-bottom: 1px solid var(--color-border);
  transition: border-color var(--transition-fast);
}

.news-item:first-child {
  border-top: 1px solid var(--color-border);
}

.news-item:hover {
  border-color: var(--color-accent);
}

.news-item__date {
  font-family: var(--font-heading);
  font-size: var(--fs-xs);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-wide);
  color: var(--color-text-muted);
  min-width: 100px;
  flex-shrink: 0;
}

.news-item__category {
  font-family: var(--font-heading);
  font-size: var(--fs-label);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  color: var(--color-accent);
  min-width: 80px;
  flex-shrink: 0;
}

.news-item__title {
  font-size: var(--fs-body);
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

.news-item:hover .news-item__title {
  color: var(--color-text-primary);
}

@media (max-width: 640px) {
  .news-item {
    flex-direction: column;
    gap: var(--space-xs);
  }

  .news-item__date {
    min-width: auto;
  }
}

/* --- Creator Card --- */

.creator-card {
  display: flex;
  gap: var(--space-2xl);
  align-items: center;
}

.creator-card__image-wrapper {
  flex-shrink: 0;
  width: 280px;
  height: 280px;
  overflow: hidden;
  position: relative;
}

.creator-card__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow) var(--ease-out-expo);
}

.creator-card:hover .creator-card__image {
  transform: scale(1.03);
}

.creator-card__info {
  flex: 1;
}

.creator-card__name {
  font-family: var(--font-heading);
  font-size: var(--fs-h2);
  font-weight: var(--fw-bold);
  line-height: var(--lh-tight);
  margin-bottom: var(--space-xs);
}

.creator-card__subtitle {
  font-size: var(--fs-small);
  color: var(--color-text-muted);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  margin-bottom: var(--space-lg);
}

.creator-card__bio {
  font-size: var(--fs-body);
  color: var(--color-text-secondary);
  line-height: var(--lh-body);
  margin-bottom: var(--space-lg);
  max-width: 480px;
}

@media (max-width: 768px) {
  .creator-card {
    flex-direction: column;
    text-align: center;
    gap: var(--space-lg);
  }

  .creator-card__image-wrapper {
    width: 200px;
    height: 200px;
  }

  .creator-card__bio {
    max-width: none;
  }
}

/* --- Social Links --- */

.social-links {
  display: flex;
  gap: var(--space-md);
}

.social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
}

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

.social-link svg {
  width: 16px;
  height: 16px;
}

/* --- Page Hero --- */

.page-hero {
  padding-top: calc(80px + var(--space-lg));
  padding-bottom: var(--space-md);
}

.page-hero__title {
  font-family: var(--font-heading);
  font-size: var(--fs-display);
  font-weight: var(--fw-bold);
  line-height: var(--lh-tight);
  letter-spacing: -0.03em;
}

.page-hero__subtitle {
  font-size: var(--fs-body-lg);
  color: var(--color-text-secondary);
  margin-top: var(--space-sm);
  max-width: 560px;
}

/* Reduce gap between page hero and first content section */
.page-hero + .section,
.page-hero + .section--sm,
.page-hero + [class*="section"] {
  padding-top: var(--space-lg);
}

@media (max-width: 768px) {
  .page-hero {
    padding-top: calc(60px + var(--space-sm));
    padding-bottom: var(--space-xs);
  }

  .page-hero__title {
    font-size: clamp(2rem, 10vw, 3rem);
  }

  .page-hero__subtitle {
    font-size: var(--fs-body);
  }
}

/* Detail page hero — smaller title to not overpower artwork */
.page-hero--detail .page-hero__title {
  font-size: var(--fs-h1);
  letter-spacing: -0.02em;
}

/* --- Filter Bar --- */

.filter-bar {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  margin-bottom: var(--space-2xl);
}

.filter-btn {
  font-family: var(--font-heading);
  font-size: var(--fs-xs);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  color: var(--color-text-muted);
  padding: 8px 20px;
  border: 1px solid var(--color-border);
  background: transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-btn:hover {
  color: var(--color-text-primary);
  border-color: var(--color-text-secondary);
}

.filter-btn.is-active {
  color: var(--color-text-primary);
  border-color: var(--color-accent);
  background-color: rgba(74, 124, 143, 0.1);
}

/* --- Form --- */

.form-group {
  margin-bottom: var(--space-lg);
}

.form-label {
  display: block;
  font-family: var(--font-heading);
  font-size: var(--fs-xs);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-xs);
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 14px 0;
  font-size: var(--fs-body);
  color: var(--color-text-primary);
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--color-border);
  transition: border-color var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-accent);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: #aaaaaa;
}