/* ═══════════════════════════════════════════════════════════
   NEXUS MEDIAÇÃO — Premium Customized Design System
   ═══════════════════════════════════════════════════════════ */

/* ─── Reset & Variables ─────────────────────────────────── */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --bg-0: #030305;
  --bg-1: #06060c;
  --bg-2: #0b0b14;
  --bg-3: #111122;
  --bg-card: rgba(255, 255, 255, 0.03);
  --bg-card-hover: rgba(255, 255, 255, 0.06);
  --bg-input: rgba(255, 255, 255, 0.04);
  --bg-overlay: rgba(3, 3, 5, 0.92);

  --border: rgba(255, 255, 255, 0.08);
  --border-hover: rgba(255, 255, 255, 0.15);

  --primary: #c084fc;
  --primary-glow: rgba(192, 132, 252, 0.15);
  --accent-pink: #ec4899;
  
  --text: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-muted: #64748b;

  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;

  --radius-sm: 8px;
  --radius: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  --shadow: 0 4px 30px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 40px rgba(192, 132, 252, 0.08);
  
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --duration: 0.3s;
}

html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }

body {
  font-family: var(--font-body);
  background: var(--bg-0);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }
input, select, textarea { font-family: inherit; }

.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ─── Typography ────────────────────────────────────────── */
h1, h2, h3, h4 { font-family: var(--font-heading); font-weight: 700; line-height: 1.2; }
h1 { font-size: clamp(2.4rem, 5.5vw, 3.8rem); letter-spacing: -0.03em; }
h2 { font-size: 1.8rem; letter-spacing: -0.02em; }
h3 { font-size: 1.1rem; }

.gradient-text {
  background: linear-gradient(135deg, #ec4899, #c084fc, #a855f7);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 800;
}

/* ─── Buttons ───────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.88rem;
  transition: all var(--duration) var(--ease);
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-pink), #a855f7);
  color: #fff;
  box-shadow: 0 4px 15px rgba(236, 72, 153, 0.3);
}
.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(236, 72, 153, 0.4);
}

.btn-secondary {
  background: var(--bg-card);
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-secondary:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
}

.btn-login {
  background: rgba(192, 132, 252, 0.08);
  border: 1px solid rgba(192, 132, 252, 0.25);
  color: var(--primary);
  border-radius: var(--radius-full);
  padding: 10px 22px;
}
.btn-login:hover {
  background: rgba(192, 132, 252, 0.15);
  border-color: rgba(192, 132, 252, 0.4);
  color: #fff;
}

.login-icon {
  font-size: 1rem;
}

/* Floating button */
.btn-floating-anunciar {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 90;
  background: linear-gradient(135deg, #a855f7, #ec4899);
  color: #fff;
  border: none;
  border-radius: var(--radius-full);
  padding: 14px 24px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.95rem;
  box-shadow: 0 10px 25px rgba(168, 85, 247, 0.4);
  display: flex;
  align-items: center;
  gap: 8px;
  transition: all var(--duration) var(--ease);
}
.btn-floating-anunciar:hover {
  transform: translateY(-4px) scale(1.03);
  box-shadow: 0 14px 30px rgba(168, 85, 247, 0.55);
}

/* ─── Header ────────────────────────────────────────────── */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 18px 0;
  transition: all var(--duration) var(--ease);
  background: rgba(3, 3, 5, 0.35);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

.header.scrolled {
  background: rgba(3, 3, 5, 0.85);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  padding: 14px 0;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.logo-svg {
  flex-shrink: 0;
}

.logo-text {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.4rem;
  color: var(--text);
  letter-spacing: -0.02em;
}

.logo-accent {
  color: var(--primary);
  background: linear-gradient(135deg, #c084fc, #ec4899);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  font-size: 0.92rem;
  color: var(--text-secondary);
  font-weight: 500;
  transition: color var(--duration);
}

.nav-links a:hover { color: #fff; }

.header-btn { display: flex; align-items: center; gap: 12px; }

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}

.mobile-menu-btn span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
}

/* ─── Hero with Slideshow Carousel ───────────────────────── */
.hero {
  position: relative;
  padding: 180px 0 120px;
  overflow: hidden;
  min-height: 80vh;
  display: flex;
  align-items: center;
  text-align: center;
}

.hero-carousel {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.carousel-slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 1.5s ease-in-out;
  transform: scale(1.02);
}

.carousel-slide.active {
  opacity: 0.35; /* Fundo visível porém sutil */
  transform: scale(1);
  transition: opacity 1.5s ease-in-out, transform 10s linear;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, transparent 20%, var(--bg-0) 80%),
              linear-gradient(to bottom, rgba(3, 3, 5, 0.4), var(--bg-0) 95%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 820px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: rgba(192, 132, 252, 0.05);
  border: 1px solid rgba(192, 132, 252, 0.25);
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--primary);
  margin-bottom: 24px;
  backdrop-filter: blur(8px);
}

.hero h1 {
  font-size: clamp(2.4rem, 6vw, 4.2rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}

.hero-sub {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 640px;
  margin: 0 auto 38px;
  line-height: 1.6;
}

/* ─── Search Bar ────────────────────────────────────────── */
.hero-search {
  display: flex;
  align-items: center;
  max-width: 620px;
  margin: 0 auto 40px;
  background: rgba(15, 15, 27, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: var(--radius-full);
  padding: 6px 6px 6px 18px;
  backdrop-filter: blur(20px);
  transition: all var(--duration);
}

.hero-search:focus-within {
  border-color: rgba(192, 132, 252, 0.4);
  box-shadow: 0 0 25px rgba(192, 132, 252, 0.15);
}

.search-lupa {
  font-size: 1.05rem;
  color: var(--text-muted);
  margin-right: 8px;
  flex-shrink: 0;
}

.hero-search input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: #fff;
  font-size: 0.95rem;
  padding: 10px 0;
}

.hero-search input::placeholder { color: var(--text-muted); }

.btn-search {
  background: linear-gradient(135deg, #c084fc, #ec4899);
  color: #fff;
  border-radius: var(--radius-full);
  padding: 12px 28px;
  font-weight: 700;
  box-shadow: 0 4px 15px rgba(192, 132, 252, 0.25);
}

.btn-search:hover {
  transform: scale(1.02);
  box-shadow: 0 6px 20px rgba(192, 132, 252, 0.4);
}

/* ─── Filter Pills ──────────────────────────────────────── */
.filters-container {
  display: flex;
  justify-content: center;
  overflow-x: auto;
  padding-bottom: 8px;
  margin-bottom: 12px;
}

.filters-container::-webkit-scrollbar { display: none; }

.filters {
  display: flex;
  gap: 10px;
  padding: 4px;
}

.filter-btn {
  padding: 8px 18px;
  border-radius: var(--radius-full);
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: all var(--duration) var(--ease);
  display: flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}

.filter-btn:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.12);
}

.filter-btn.active {
  color: #fff;
  background: rgba(192, 132, 252, 0.15);
  border-color: rgba(192, 132, 252, 0.4);
  font-weight: 600;
  box-shadow: 0 4px 12px rgba(192, 132, 252, 0.1);
}

/* ─── Section Layouts ───────────────────────────────────── */
.section {
  padding: 60px 0;
}

.section-alt {
  background: var(--bg-1);
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 30px;
}

.section-header.center {
  justify-content: center;
  text-align: center;
}

.view-all-link {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--primary);
  transition: color var(--duration);
}

.view-all-link:hover {
  color: var(--accent-pink);
}

/* ─── Card Design System ────────────────────────────────── */
.featured-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 24px;
}

.listings-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: 20px;
}

/* Base Card structure */
.featured-card, .listing-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
  transition: all var(--duration) var(--ease);
  position: relative;
  display: flex;
  flex-direction: column;
}

.featured-card:hover, .listing-card:hover {
  transform: translateY(-4px);
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
  box-shadow: var(--shadow), var(--shadow-glow);
}

.featured-card-image, .listing-card-image {
  width: 100%;
  background-size: cover;
  background-position: center;
  position: relative;
}

.featured-card-image { height: 180px; }
.listing-card-image { height: 150px; }

.featured-card-image::after, .listing-card-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, var(--bg-0) 5%, transparent 60%);
}

.featured-card-badge, .listing-card-cat {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 2;
  padding: 5px 12px;
  border-radius: var(--radius-full);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  background: rgba(0, 0, 0, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--primary);
  backdrop-filter: blur(8px);
}

.featured-card-countdown {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 2;
  padding: 5px 12px;
  border-radius: var(--radius-full);
  font-size: 0.72rem;
  font-weight: 600;
  background: rgba(0, 0, 0, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #fbbf24;
  backdrop-filter: blur(8px);
}

.listing-card-qty {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 2;
  padding: 5px 10px;
  border-radius: var(--radius-full);
  font-size: 0.72rem;
  font-weight: 600;
  background: rgba(0, 0, 0, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-secondary);
  backdrop-filter: blur(8px);
}

.featured-card-body, .listing-card-body {
  padding: 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.featured-card-title, .listing-card-title {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 6px;
}

.featured-card-title { font-size: 1.25rem; }
.listing-card-title { font-size: 1.05rem; }

.featured-card-artist {
  font-size: 0.88rem;
  color: var(--primary);
  font-weight: 600;
  margin-bottom: 14px;
}

.featured-card-meta, .listing-card-info {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 18px;
}

.featured-card-meta span, .listing-card-info span {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.meta-icon, .info-icon { font-size: 0.95rem; }

.featured-card-footer, .listing-card-footer {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  padding-top: 14px;
  border-top: 1px solid var(--border);
  margin-top: auto;
}

.price-original {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-decoration: line-through;
  display: block;
}

.price-current {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.4rem;
  color: #10b981;
}

.price-current.no-discount { color: #fff; }

.listing-card-price .price-current { font-size: 1.2rem; }

.seller-tag {
  font-size: 0.78rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 4px;
}

/* ─── Steps / How it works ──────────────────────────────── */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 24px;
}

.step-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 32px 24px;
  text-align: center;
  transition: all var(--duration) var(--ease);
}

.step-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
  transform: translateY(-4px);
}

.step-icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
}

.step-card h3 {
  margin-bottom: 8px;
}

.step-card p {
  font-size: 0.88rem;
  color: var(--text-secondary);
}

/* ─── Modals ────────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-overlay);
  backdrop-filter: blur(8px);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration) var(--ease);
  padding: 24px;
}

.modal-overlay.open {
  opacity: 1;
  pointer-events: all;
}

.modal {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
  transform: translateY(20px) scale(0.97);
  transition: transform var(--duration) var(--ease);
  box-shadow: var(--shadow);
}

.modal-overlay.open .modal {
  transform: translateY(0) scale(1);
}

.modal-lg { max-width: 620px; }

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 28px;
  border-bottom: 1px solid var(--border);
}

.modal-close {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  font-size: 1.3rem;
  color: var(--text-muted);
  transition: all var(--duration);
}

.modal-close:hover {
  background: var(--bg-card-hover);
  color: #fff;
}

.modal-body {
  padding: 28px;
}

.modal-footer {
  padding: 20px 28px;
  border-top: 1px solid var(--border);
  display: flex;
  gap: 12px;
  justify-content: flex-end;
}

/* ─── Form Elements ─────────────────────────────────────── */
.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.form-input {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 0.92rem;
  transition: all var(--duration);
  outline: none;
}

.form-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-hint {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 6px;
  display: block;
}

/* ─── Detail Modal ──────────────────────────────────────── */
.detail-image {
  width: 100%;
  height: 220px;
  background-size: cover;
  background-position: center;
  position: relative;
}

.detail-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, var(--bg-2), transparent 70%);
}

.detail-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  z-index: 2;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  background: rgba(0, 0, 0, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--primary);
}

.detail-content {
  padding: 28px;
}

.detail-title {
  font-size: 1.6rem;
  margin-bottom: 4px;
}

.detail-artist {
  color: var(--primary);
  font-weight: 600;
  margin-bottom: 24px;
}

.detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 24px;
}

.detail-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 16px;
}

.detail-item-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 600;
  margin-bottom: 4px;
}

.detail-item-value {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.98rem;
}

.detail-price-section {
  background: rgba(16, 185, 129, 0.05);
  border: 1px solid rgba(16, 185, 129, 0.2);
  border-radius: var(--radius-lg);
  padding: 18px;
  text-align: center;
  margin-bottom: 24px;
}

.detail-price-section .price-original {
  font-size: 0.85rem;
  margin-bottom: 2px;
}

.detail-price-section .price-current {
  font-size: 1.8rem;
}

.detail-actions {
  display: flex;
  gap: 12px;
}

.detail-actions .btn { flex: 1; justify-content: center; }

/* ─── Toast Notifications ───────────────────────────────── */
.toast-container {
  position: fixed;
  bottom: 24px;
  left: 24px;
  z-index: 300;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  padding: 12px 18px;
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.88rem;
  color: var(--text);
  box-shadow: var(--shadow);
  animation: toastIn 0.3s var(--ease) forwards;
  backdrop-filter: blur(20px);
}

.toast.success { border-left: 3px solid #10b981; }
.toast.error { border-left: 3px solid #ef4444; }
.toast.info { border-left: 3px solid var(--primary); }

@keyframes toastIn {
  from { transform: translateY(20px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

/* ─── Empty State ───────────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: 40px 20px;
  color: var(--text-muted);
}

.empty-state-icon { font-size: 2.5rem; margin-bottom: 10px; }

/* ─── Loading Skeleton ──────────────────────────────────── */
.skeleton {
  background: linear-gradient(90deg, var(--bg-card) 25%, var(--bg-card-hover) 50%, var(--bg-card) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius);
}

@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

.skeleton-card {
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  overflow: hidden;
}
.skeleton-card-img { height: 150px; }
.skeleton-card-body { padding: 20px; }
.skeleton-card-title { height: 18px; width: 80%; margin-bottom: 12px; }
.skeleton-card-line { height: 12px; width: 90%; margin-bottom: 8px; }
.skeleton-card-price { height: 22px; width: 40%; margin-top: 14px; }

/* ─── Footer ────────────────────────────────────────────── */
.footer {
  background: var(--bg-1);
  border-top: 1px solid var(--border);
  padding: 40px 0 24px;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-brand-name {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.2rem;
}

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

.footer-links a {
  font-size: 0.85rem;
  color: var(--text-muted);
  transition: color var(--duration);
}

.footer-links a:hover { color: #fff; }

.footer-copy {
  width: 100%;
  text-align: center;
  padding-top: 20px;
  margin-top: 20px;
  border-top: 1px solid var(--border);
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* ─── Responsive ────────────────────────────────────────── */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .mobile-menu-btn { display: flex; }
  .hero { padding: 130px 0 70px; }
  .hero h1 { font-size: 2.2rem; }
  .hero-sub { font-size: 1rem; }
  .hero-search { padding: 4px 4px 4px 14px; }
  .btn-search { padding: 10px 20px; font-size: 0.85rem; }
  .featured-grid { grid-template-columns: 1fr; }
  .listings-grid { grid-template-columns: 1fr; }
  .steps-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 480px) {
  .steps-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .detail-grid { grid-template-columns: 1fr; }
  .detail-actions { flex-direction: column; }
}