/* ==========================================================================
   AirSound — Supporting Pages
   Contact, About, Blog Article, Blog Archive
   ========================================================================== */

/* ==========================================================================
   CONTACT PAGE
   ========================================================================== */

.contact-page {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 6rem var(--container-pad) var(--space-24);
}

.contact-title {
  font-size: var(--text-3xl);
  font-weight: 700;
  letter-spacing: var(--tracking-tight);
  color: var(--text-primary);
  margin: 0 0 var(--space-12);
}

.contact-success {
  background: rgba(52, 211, 153, 0.08);
  border: 1px solid var(--color-success);
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-6);
  margin-bottom: var(--space-8);
  color: var(--text-primary);
  font-size: var(--text-base);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
}

/* --- Contact Info (left) --- */

.contact-info h3 {
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 var(--space-6);
}

.contact-detail {
  display: flex;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
  font-size: var(--text-base);
  color: var(--text-secondary);
  line-height: 1.6;
}

.contact-detail svg {
  flex-shrink: 0;
  margin-top: 0.15rem;
  color: var(--text-muted);
}

.contact-detail strong {
  color: var(--text-primary);
}

.contact-detail a {
  color: var(--color-brand);
  text-decoration: none;
}

.contact-detail a:hover {
  text-decoration: underline;
}

/* --- Form --- */

.form-group {
  margin-bottom: var(--space-4);
}

.form-label {
  display: block;
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-bottom: var(--space-2);
}

.form-input {
  display: block;
  width: 100%;
  font-family: inherit;
  font-size: var(--text-base);
  color: var(--text-primary);
  background: var(--color-white);
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: var(--radius-sm);
  padding: 0.65rem 0.85rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  box-sizing: border-box;
}

.form-input:focus {
  outline: none;
  border-color: var(--color-brand);
  box-shadow: 0 0 0 3px rgba(155, 48, 255, 0.1);
}

select.form-input {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23A1A1AA' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  padding-right: 2.25rem;
}

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

.form-group--checkbox {
  margin-top: var(--space-2);
}

.form-checkbox-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-base);
  color: var(--text-primary);
  cursor: pointer;
  font-weight: 500;
}

.form-checkbox-label input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--color-brand);
  cursor: pointer;
}

.quote-fields {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height var(--transition-smooth), opacity var(--transition-base), margin var(--transition-smooth);
  margin-top: 0;
}

.quote-fields.visible {
  max-height: 200px;
  opacity: 1;
  margin-top: var(--space-4);
}

.contact-submit {
  margin-top: var(--space-6);
  width: 100%;
}

/* Reuse btn-primary */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 2rem;
  font-family: inherit;
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-white);
  background: var(--gradient-brand);
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  text-decoration: none;
  transition: opacity var(--transition-fast), transform var(--transition-fast);
}

.btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

/* ==========================================================================
   ABOUT PAGE
   ========================================================================== */

.about-hero {
  position: relative;
  height: 40vh;
  min-height: 280px;
  overflow: hidden;
}

.about-hero-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.35) saturate(0.85);
}

.about-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(8, 8, 13, 0.2), rgba(8, 8, 13, 0.7));
  display: flex;
  align-items: flex-end;
  padding: var(--container-pad);
  padding-bottom: var(--space-12);
}

.about-hero-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: var(--tracking-tight);
  max-width: var(--container-max);
  margin: 0 auto;
  width: 100%;
}

.about-content {
  max-width: 720px;
  margin: 0 auto;
  padding: var(--space-16) var(--container-pad);
}

.about-content h2 {
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: var(--tracking-tight);
  margin: var(--space-12) 0 var(--space-4);
}

.about-content h3 {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--text-primary);
  margin: var(--space-8) 0 var(--space-3);
}

.about-content p {
  font-size: var(--text-base);
  line-height: 1.75;
  color: var(--text-secondary);
  margin: 0 0 var(--space-4);
}

.about-content ul,
.about-content ol {
  color: var(--text-secondary);
  font-size: var(--text-base);
  line-height: 1.75;
  margin: 0 0 var(--space-4);
  padding-left: 1.5rem;
}

.about-content img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  margin: var(--space-8) 0;
}

/* ==========================================================================
   BLOG ARTICLE
   ========================================================================== */

.article-hero {
  position: relative;
  height: 40vh;
  min-height: 280px;
  overflow: hidden;
}

.article-hero-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.35) saturate(0.85);
}

.article-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(8, 8, 13, 0.1), rgba(8, 8, 13, 0.75));
}

.article-hero-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 2;
  padding: 0 var(--container-pad) var(--space-12);
  max-width: var(--container-max);
  margin: 0 auto;
}

.article-meta {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.5);
  margin: 0 0 var(--space-2);
}

.article-meta a {
  color: rgba(255, 255, 255, 0.5);
  text-decoration: none;
}

.article-meta a:hover {
  color: var(--color-white);
}

.article-meta-sep {
  margin: 0 0.4rem;
}

.article-title {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: var(--tracking-tight);
  line-height: var(--leading-snug);
  margin: 0;
}

.article-body {
  max-width: 720px;
  margin: 0 auto;
  padding: var(--space-12) var(--container-pad) var(--space-24);
}

.article-body p,
.article-body li {
  font-size: var(--text-base);
  line-height: 1.75;
  color: var(--text-secondary);
  margin-bottom: var(--space-4);
}

.article-body h2 {
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: var(--tracking-tight);
  margin: var(--space-12) 0 var(--space-4);
}

.article-body h3 {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--text-primary);
  margin: var(--space-8) 0 var(--space-4);
}

.article-body ul,
.article-body ol {
  padding-left: 1.5rem;
  margin-bottom: var(--space-4);
}

.article-body blockquote {
  border-left: 3px solid var(--color-brand);
  margin: var(--space-8) 0;
  padding: var(--space-4) var(--space-6);
  background: var(--color-light);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.article-body blockquote p {
  font-style: italic;
  color: var(--text-primary);
  margin-bottom: 0;
}

.article-body img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  margin: var(--space-8) 0;
}

.article-body a {
  color: var(--color-brand);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* --- Related posts --- */

.article-related {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad) var(--space-24);
}

.article-related-title {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: var(--tracking-tight);
  margin: 0 0 var(--space-8);
}

/* ==========================================================================
   BLOG ARCHIVE
   ========================================================================== */

.blog-header {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 6rem var(--container-pad) var(--space-8);
}

.blog-title {
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: var(--tracking-tight);
  margin: 0;
}

.blog-filters {
  display: flex;
  gap: var(--space-2);
  margin-top: var(--space-6);
  flex-wrap: wrap;
}

/* --- Post grid --- */

.blog-grid {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad) var(--space-24);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.blog-grid--3 {
  padding: 0;
}

/* --- Blog card --- */

.blog-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-white);
  border: 1px solid rgba(0, 0, 0, 0.05);
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.blog-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-card);
}

.blog-card-img {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--color-light-subtle);
}

.blog-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-image);
}

.blog-card:hover .blog-card-img img {
  transform: scale(1.04);
}

.blog-card-body {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.blog-card-cat {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin: 0;
}

.blog-card-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: var(--tracking-tight);
  margin: var(--space-2) 0;
  line-height: 1.35;
}

.blog-card-excerpt {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0;
  flex: 1;
}

.blog-card-date {
  font-size: var(--text-xs);
  color: var(--text-muted);
  margin: var(--space-3) 0 0;
}

/* --- Featured card (first post) --- */

.blog-card--featured {
  grid-column: span 2;
}

.blog-card--featured .blog-card-img {
  aspect-ratio: auto;
  min-height: 300px;
}

.blog-card--featured .blog-card-title {
  font-size: 1.25rem;
}

/* --- Pagination --- */

.blog-pagination {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad) var(--space-24);
  text-align: center;
}

.blog-pagination .page-numbers {
  list-style: none;
  display: inline-flex;
  gap: var(--space-1);
  padding: 0;
  margin: 0;
}

.blog-pagination .page-numbers li {
  display: inline;
}

.blog-pagination .page-numbers a,
.blog-pagination .page-numbers span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.25rem;
  height: 2.25rem;
  padding: 0 0.6rem;
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  font-weight: 500;
  text-decoration: none;
  color: var(--text-secondary);
  border: 1px solid rgba(0, 0, 0, 0.08);
  transition: border-color var(--transition-fast), background var(--transition-fast);
}

.blog-pagination .page-numbers a:hover {
  border-color: rgba(0, 0, 0, 0.15);
  background: var(--color-light);
}

.blog-pagination .page-numbers .current {
  background: var(--gradient-brand);
  color: var(--color-white);
  border-color: transparent;
}

/* --- Empty state --- */

.blog-empty {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--space-16) var(--container-pad);
  text-align: center;
  color: var(--text-muted);
  font-size: var(--text-base);
}

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */

@media (max-width: 900px) {
  /* Contact */
  .contact-page {
    padding: var(--space-16) var(--container-pad-mobile) var(--space-16);
  }

  .contact-title {
    font-size: var(--text-2xl);
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }

  /* About */
  .about-hero-overlay {
    padding: var(--container-pad-mobile);
    padding-bottom: var(--space-8);
  }

  .about-content {
    padding: var(--space-12) var(--container-pad-mobile);
  }

  /* Article */
  .article-hero-content {
    padding: 0 var(--container-pad-mobile) var(--space-8);
  }

  .article-body {
    padding: var(--space-8) var(--container-pad-mobile) var(--space-16);
  }

  .article-related {
    padding: 0 var(--container-pad-mobile) var(--space-16);
  }

  /* Blog */
  .blog-header {
    padding: var(--space-12) var(--container-pad-mobile) var(--space-6);
  }

  .blog-title {
    font-size: var(--text-2xl);
  }

  .blog-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    padding-left: var(--container-pad-mobile);
    padding-right: var(--container-pad-mobile);
  }

  .blog-card--featured {
    grid-column: span 1;
  }

  .blog-card--featured .blog-card-img {
    aspect-ratio: 16 / 9;
    min-height: auto;
  }

  .blog-card--featured .blog-card-title {
    font-size: 1rem;
  }

  .blog-pagination {
    padding-left: var(--container-pad-mobile);
    padding-right: var(--container-pad-mobile);
  }
}

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