/* =========================================================
   Xclusive Labs — Shared Stylesheet
   ========================================================= */

/* ----- Variables ----- */
:root {
  --bg: #08080e;
  --surface: #0e0e18;
  --surface-2: #15152200;
  --surface-hover: #1a1a2e;
  --border: #1c1c2e;
  --border-light: #272740;
  --accent: #7c3aed;
  --accent-hover: #9f67ff;
  --accent-glow: rgba(124, 58, 237, 0.22);
  --accent-glow-strong: rgba(124, 58, 237, 0.4);
  --text: #e8e8f5;
  --text-muted: #6a6a8a;
  --text-dim: #3a3a55;
  --green: #22c55e;
  --green-bg: rgba(34, 197, 94, 0.1);
  --yellow: #f59e0b;
  --red: #ef4444;
  --radius: 14px;
  --radius-sm: 9px;
  --radius-xs: 5px;
  --nav-height: 64px;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  line-height: 1.65;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent-hover); text-decoration: none; }
a:hover { text-decoration: underline; }

img { display: block; max-width: 100%; }

input, select, button { font-family: inherit; }

/* ----- Navigation ----- */
nav {
  position: sticky;
  top: 0;
  z-index: 200;
  height: var(--nav-height);
  background: rgba(8, 8, 14, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2rem;
}

.nav-logo {
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
}
.nav-logo:hover { text-decoration: none; }

.nav-logo .logo-accent { color: var(--accent-hover); }

.nav-links {
  display: flex;
  gap: 1.75rem;
  list-style: none;
  align-items: center;
}

.nav-links a {
  color: var(--text-muted);
  font-size: 0.875rem;
  font-weight: 500;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--text); text-decoration: none; }
.nav-links a.active { color: var(--text); }

/* ----- Buttons ----- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.65rem 1.5rem;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.18s, box-shadow 0.18s, border-color 0.18s, color 0.18s, transform 0.15s;
  border: 1px solid transparent;
  white-space: nowrap;
  text-decoration: none;
  line-height: 1;
}
.btn:hover { text-decoration: none; }
.btn:active { transform: scale(0.97); }

.btn-primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  box-shadow: 0 0 18px var(--accent-glow);
}
.btn-primary:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
  box-shadow: 0 0 28px var(--accent-glow-strong);
  color: #fff;
}

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

.btn-ghost {
  background: transparent;
  color: var(--text-muted);
  border-color: transparent;
}
.btn-ghost:hover { color: var(--text); background: var(--surface-hover); }

.btn-sm { padding: 0.45rem 1rem; font-size: 0.82rem; }
.btn-lg { padding: 0.85rem 2rem; font-size: 1rem; }

/* ----- Badges ----- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.2rem 0.65rem;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.badge-green { background: var(--green-bg); color: var(--green); border: 1px solid rgba(34,197,94,0.25); }
.badge-purple { background: var(--accent-glow); color: var(--accent-hover); border: 1px solid rgba(124,58,237,0.3); }
.badge-yellow { background: rgba(245,158,11,0.1); color: var(--yellow); border: 1px solid rgba(245,158,11,0.25); }
.badge-gray { background: var(--surface); color: var(--text-muted); border: 1px solid var(--border); }

.dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }

/* ----- Tags ----- */
.tag {
  display: inline-block;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.72rem;
  font-weight: 500;
  padding: 0.2rem 0.55rem;
  border-radius: 100px;
}

/* ----- Utility ----- */
.hidden { display: none !important; }
.text-muted { color: var(--text-muted); }
.text-accent { color: var(--accent-hover); }

/* ----- Hero (index) ----- */
.hero {
  text-align: center;
  padding: 7rem 2rem 5rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: 700px;
  height: 500px;
  background: radial-gradient(ellipse, rgba(124,58,237,0.15) 0%, transparent 70%);
  pointer-events: none;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--accent-glow);
  color: var(--accent-hover);
  border: 1px solid rgba(124, 58, 237, 0.35);
  border-radius: 100px;
  padding: 0.3rem 1rem;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 1.75rem;
}

.hero h1 {
  font-size: clamp(2.4rem, 6vw, 4.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.08;
  margin-bottom: 1.25rem;
}

.gradient-text {
  background: linear-gradient(135deg, #c084fc 0%, var(--accent-hover) 40%, #60a5fa 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 500px;
  margin: 0 auto 2.5rem;
  line-height: 1.7;
}

/* ----- Section ----- */
.section {
  max-width: 1160px;
  margin: 0 auto;
  padding: 3rem 2rem 5rem;
}

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

.section-header h2 {
  font-size: 1.9rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
}

.section-header p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* ----- Product Cards (index) ----- */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(310px, 1fr));
  gap: 1.5rem;
}

.product-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  transition: border-color 0.2s, transform 0.2s, box-shadow 0.2s;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.product-card::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--accent-glow) 0%, transparent 60%);
  opacity: 0;
  transition: opacity 0.2s;
  pointer-events: none;
}

.product-card:hover {
  border-color: rgba(124, 58, 237, 0.5);
  transform: translateY(-5px);
  box-shadow: 0 24px 48px rgba(0,0,0,0.5), 0 0 0 1px var(--accent-glow);
}
.product-card:hover::after { opacity: 1; }

.product-card-icon {
  width: 56px;
  height: 56px;
  background: var(--surface-hover);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 1.25rem;
  position: relative;
  z-index: 1;
}

.product-card-icon-unknown {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-dim);
  letter-spacing: -0.02em;
}

.product-card-img {
  width: 100%;
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-sm);
  overflow: hidden;
  margin-bottom: 1.25rem;
  border: 1px solid var(--border);
  position: relative;
  z-index: 1;
}

.product-card-img--portrait {
  aspect-ratio: 3 / 4;
  max-width: 220px;
  margin: 0 auto;
}

.product-card-img--portrait img {
  object-fit: contain;
  background: var(--surface);
}

.product-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Solution card image areas (no photo — branded gradient placeholder) */
.solution-card-img {
  display: flex;
  align-items: center;
  justify-content: center;
}

.solution-card-img--receptai {
  background: linear-gradient(135deg, #1a3a2a 0%, #2d6a4f 60%, #52b788 100%);
}

.solution-card-img--galloporacle {
  background: linear-gradient(135deg, #0d1b2a 0%, #1b2d4a 60%, #c9a84c 100%);
}

.solution-card-img--taxcalc {
  background: linear-gradient(135deg, #0f2f3d 0%, #0e7490 60%, #22d3ee 100%);
}

/* Mobile app card gradients */
.solution-card-img--hawkersnap {
  background: linear-gradient(135deg, #7c2d12 0%, #c2410c 60%, #fb923c 100%);
}

.solution-card-img--gulasnap {
  background: linear-gradient(135deg, #1e3a5f 0%, #1d4ed8 60%, #60a5fa 100%);
}

.solution-card-img--2wheel {
  background: linear-gradient(135deg, #14532d 0%, #15803d 60%, #4ade80 100%);
}

.solution-card-logo {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: rgba(255, 255, 255, 0.92);
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.4);
}

.product-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
  position: relative;
  z-index: 1;
}

.product-card .product-short-desc {
  color: var(--text-muted);
  font-size: 0.88rem;
  margin-bottom: 1.25rem;
  flex: 1;
  position: relative;
  z-index: 1;
}

.product-tags {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
  position: relative;
  z-index: 1;
}

.product-card .btn {
  position: relative;
  z-index: 1;
  width: 100%;
  justify-content: center;
}

/* Upcoming product card state */
.product-card.upcoming {
  opacity: 0.75;
}
.product-card.upcoming:hover {
  border-color: rgba(245, 158, 11, 0.4);
  box-shadow: 0 24px 48px rgba(0,0,0,0.5), 0 0 0 1px rgba(245,158,11,0.15);
}
.product-card.upcoming::after {
  background: linear-gradient(135deg, rgba(245,158,11,0.08) 0%, transparent 60%);
}

.upcoming-btn {
  position: relative;
  z-index: 1;
  width: 100%;
  padding: 0.65rem 1.5rem;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  font-weight: 600;
  text-align: center;
  background: rgba(245, 158, 11, 0.08);
  border: 1px dashed rgba(245, 158, 11, 0.4);
  color: var(--yellow);
  letter-spacing: 0.02em;
  cursor: default;
  user-select: none;
}

/* In-review product card state */
.product-card.in-review {
  opacity: 0.85;
}
.product-card.in-review:hover {
  border-color: rgba(96, 165, 250, 0.4);
  box-shadow: 0 24px 48px rgba(0,0,0,0.5), 0 0 0 1px rgba(96,165,250,0.15);
}
.product-card.in-review::after {
  background: linear-gradient(135deg, rgba(96,165,250,0.08) 0%, transparent 60%);
}

.review-btn {
  position: relative;
  z-index: 1;
  width: 100%;
  padding: 0.65rem 1.5rem;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  font-weight: 600;
  text-align: center;
  background: rgba(96, 165, 250, 0.08);
  border: 1px dashed rgba(96, 165, 250, 0.45);
  color: #60a5fa;
  letter-spacing: 0.02em;
  cursor: default;
  user-select: none;
}

/* Retired product card state */
.product-card.retired {
  opacity: 0.6;
}
.product-card.retired:hover {
  border-color: rgba(106, 106, 138, 0.4);
  box-shadow: 0 24px 48px rgba(0,0,0,0.5), 0 0 0 1px rgba(106,106,138,0.15);
}
.product-card.retired::after {
  background: linear-gradient(135deg, rgba(106,106,138,0.08) 0%, transparent 60%);
}
.product-card.retired .solution-card-img {
  filter: grayscale(0.7);
}

.retired-btn {
  position: relative;
  z-index: 1;
  width: 100%;
  padding: 0.65rem 1.5rem;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  font-weight: 600;
  text-align: center;
  background: rgba(106, 106, 138, 0.08);
  border: 1px dashed rgba(106, 106, 138, 0.45);
  color: var(--text-muted);
  letter-spacing: 0.02em;
  cursor: default;
  user-select: none;
}

/* ----- Contact Form ----- */
.contact-wrap {
  max-width: 680px;
  margin: 0 auto;
  padding: 3rem 2rem 6rem;
}

.contact-wrap .page-header {
  text-align: center;
  margin-bottom: 2.5rem;
}
.contact-wrap .page-header h1 {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  margin-bottom: 0.5rem;
}
.contact-wrap .page-header p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.contact-form {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

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

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-group label {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}

.form-group input,
.form-group select,
.form-group textarea {
  background: var(--bg);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  color: var(--text);
  padding: 0.65rem 0.9rem;
  font-size: 0.9rem;
  font-family: inherit;
  transition: border-color 0.18s, box-shadow 0.18s;
  width: 100%;
}
.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-dim);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-group textarea {
  resize: vertical;
  min-height: 140px;
}

.form-submit {
  display: flex;
  justify-content: flex-end;
}

.form-status {
  display: none;
  padding: 0.9rem 1.1rem;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  font-weight: 500;
}
.form-status.success {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--green-bg);
  border: 1px solid rgba(34,197,94,0.25);
  color: var(--green);
}
.form-status.error {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(239,68,68,0.1);
  border: 1px solid rgba(239,68,68,0.25);
  color: var(--red);
}

@media (max-width: 560px) {
  .form-row { grid-template-columns: 1fr; }
  .contact-form { padding: 1.5rem; }
}

/* ----- Product Page Header ----- */
.product-page-wrap {
  max-width: 1100px;
  margin: 0 auto;
  padding: 2.5rem 2rem 5rem;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
}
.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--text); text-decoration: none; }
.breadcrumb .sep { color: var(--text-dim); }

.product-header {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  margin-bottom: 3.5rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--border);
}

.product-header-image {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  aspect-ratio: 3/4;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 5rem;
  color: var(--text-dim);
  position: relative;
  overflow: hidden;
  max-width: 340px;
  justify-self: center;
}

.product-header-image::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, var(--accent-glow) 0%, transparent 70%);
}

.product-header-info .status-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.product-header-info h1 {
  font-size: 2.2rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  margin-bottom: 0.75rem;
  line-height: 1.15;
}

.product-header-info .tagline {
  color: var(--text-muted);
  font-size: 1rem;
  margin-bottom: 1.75rem;
  line-height: 1.7;
}

.product-header-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

/* ----- Tabs ----- */
.tabs-wrap {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: 2.5rem;
  overflow-x: auto;
  scrollbar-width: none;
}
.tabs-wrap::-webkit-scrollbar { display: none; }

.tab-btn {
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-muted);
  font-size: 0.88rem;
  font-weight: 600;
  padding: 0.85rem 1.35rem;
  cursor: pointer;
  transition: color 0.18s, border-color 0.18s;
  white-space: nowrap;
  margin-bottom: -1px;
}
.tab-btn:hover { color: var(--text); }
.tab-btn.active {
  color: var(--text);
  border-bottom-color: var(--accent-hover);
}

.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* ----- Description Panel ----- */
.desc-grid {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 2.5rem;
}

.desc-body h2 {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}
.desc-body p { color: var(--text-muted); margin-bottom: 1.25rem; line-height: 1.75; font-size: 0.94rem; }

.features-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  margin-bottom: 1.5rem;
}
.features-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}
.features-list li::before {
  content: '✓';
  color: var(--green);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 0.05em;
}

.specs-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  align-self: start;
}
.specs-card h3 {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-muted);
  margin-bottom: 1.1rem;
}
.specs-table { width: 100%; border-collapse: collapse; }
.specs-table tr + tr td { border-top: 1px solid var(--border); }
.specs-table td {
  padding: 0.6rem 0;
  font-size: 0.83rem;
}
.specs-table td:first-child { color: var(--text-muted); width: 45%; }
.specs-table td:last-child { color: var(--text); font-weight: 500; text-align: right; }

/* ----- Product Header Image ----- */
.product-header-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: var(--radius);
  position: relative;
  z-index: 1;
}

/* ----- Showcase Grid ----- */
.showcase-section {
  margin-top: 2.5rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--border);
}
.showcase-section h2 {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
}
.showcase-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}
.showcase-item {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.showcase-item img {
  width: 100%;
  aspect-ratio: 9 / 16;
  object-fit: contain;
  background: #0f0f1a;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
}
.showcase-grid-3 {
  grid-template-columns: repeat(3, 1fr);
}
.showcase-grid-5 {
  grid-template-columns: repeat(5, 1fr);
}
.showcase-sub-heading {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  margin: 1.5rem 0 0.75rem;
}
.showcase-item-wide img {
  aspect-ratio: 4 / 3;
  object-fit: cover;
}
.showcase-item span {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-align: center;
  font-weight: 500;
}

/* ----- Device Views ----- */
.device-views {
  margin-top: 2.5rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--border);
}
.device-views h2 {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
}
.device-views-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  max-width: 720px;
}
.device-view-item {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.device-view-item img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
}
.device-view-item span {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-align: center;
  font-weight: 500;
}

/* ----- Config Pages ----- */
.config-pages {
  margin-top: 2.5rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--border);
}
.config-pages-intro {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
}
.config-pages-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
  max-width: 900px;
}
.config-page-item {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.config-page-item img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
}
.config-page-item span {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-align: center;
  font-weight: 500;
}

/* ----- Firmware Panel ----- */
.firmware-header {
  margin-bottom: 1.75rem;
}
.firmware-header h2 { font-size: 1.3rem; font-weight: 700; margin-bottom: 0.4rem; }
.firmware-header p { color: var(--text-muted); font-size: 0.9rem; }

.firmware-cards { display: flex; flex-direction: column; gap: 1rem; max-width: 680px; }

.firmware-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 1.25rem;
  transition: border-color 0.2s;
}
.firmware-card:hover { border-color: var(--border-light); }
.firmware-card.latest { border-color: rgba(124,58,237,0.35); }

.firmware-card-icon {
  width: 42px;
  height: 42px;
  background: var(--surface-hover);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xs);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.firmware-card-info { flex: 1; }
.firmware-card-info .fw-name {
  font-size: 0.95rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.2rem;
}
.firmware-card-info .fw-meta { font-size: 0.8rem; color: var(--text-muted); }

.flash-note {
  margin-top: 2rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 1.1rem 1.35rem;
  max-width: 680px;
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.6;
}
.flash-note strong { color: var(--text); }

/* ----- FAQ Panel ----- */
.faq-header { margin-bottom: 1.75rem; }
.faq-header h2 { font-size: 1.3rem; font-weight: 700; margin-bottom: 0.4rem; }
.faq-header p { color: var(--text-muted); font-size: 0.9rem; }

.faq-list { max-width: 720px; display: flex; flex-direction: column; gap: 0.6rem; }

details.faq-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: border-color 0.2s;
}
details.faq-item[open] { border-color: var(--border-light); }

details.faq-item summary {
  padding: 1.1rem 1.35rem;
  font-size: 0.92rem;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  user-select: none;
}
details.faq-item summary::-webkit-details-marker { display: none; }

.faq-chevron {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  color: var(--text-muted);
  transition: transform 0.2s;
}
details[open] .faq-chevron { transform: rotate(180deg); }

.faq-answer {
  padding: 0 1.35rem 1.1rem;
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.7;
  border-top: 1px solid var(--border);
  padding-top: 0.9rem;
}

/* ----- Image Prep Tool ----- */
.image-prep-tool {
  max-width: 760px;
}

.prep-tool-header { margin-bottom: 1.75rem; }
.prep-tool-header h2 { font-size: 1.3rem; font-weight: 700; margin-bottom: 0.4rem; }
.prep-tool-header p { color: var(--text-muted); font-size: 0.9rem; }

.prep-settings {
  display: flex;
  gap: 1rem;
  align-items: flex-end;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 1.1rem 1.35rem;
}

.setting-group { display: flex; flex-direction: column; gap: 0.35rem; }

.setting-group label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}

.setting-group input,
.setting-group select {
  background: var(--bg);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xs);
  color: var(--text);
  padding: 0.45rem 0.75rem;
  font-size: 0.88rem;
  width: 110px;
  transition: border-color 0.18s;
}
.setting-group select { width: 130px; }
.setting-group input:focus,
.setting-group select:focus {
  outline: none;
  border-color: var(--accent);
}

.setting-hint {
  font-size: 0.78rem;
  color: var(--text-dim);
  align-self: flex-end;
  padding-bottom: 0.45rem;
}

/* Upload zone */
.upload-zone {
  border: 2px dashed var(--border-light);
  border-radius: var(--radius);
  padding: 3.5rem 2rem;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
}
.upload-zone:hover,
.upload-zone.drag-over {
  border-color: var(--accent);
  background: var(--accent-glow);
}

.upload-icon { font-size: 2.5rem; margin-bottom: 0.75rem; }
.upload-zone p { color: var(--text-muted); font-size: 0.9rem; margin-bottom: 0.3rem; }
.upload-zone p span { color: var(--accent-hover); font-weight: 600; }
.upload-hint { font-size: 0.78rem; color: var(--text-dim) !important; }

/* Crop container */
.crop-container { display: flex; flex-direction: column; gap: 1rem; }

.crop-area {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  max-height: 520px;
}

.swap-btn-group {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
  align-self: flex-end;
  margin-bottom: 0.1rem;
}

.swap-btn {
  font-size: 1.1rem;
  padding: 0.35rem 0.6rem;
}

.orientation-label {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--accent);
  white-space: nowrap;
}
.crop-area img { max-width: 100%; display: block; }

.crop-actions {
  display: flex;
  gap: 0.75rem;
  justify-content: flex-end;
}

/* Result */
.result-container {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.result-preview {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 1.5rem;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 120px;
}

#result-canvas {
  border-radius: 4px;
  max-width: 100%;
  image-rendering: pixelated;
}

.result-info {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.88rem;
}
.result-info p { color: var(--green); font-weight: 600; }
.result-info span {
  color: var(--text-muted);
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 0.15rem 0.55rem;
  border-radius: var(--radius-xs);
  font-size: 0.8rem;
}

.result-actions { display: flex; gap: 0.75rem; }

/* ----- Footer ----- */
footer {
  border-top: 1px solid var(--border);
  padding: 2.5rem 2rem;
}

.footer-inner {
  max-width: 1160px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}

.footer-logo {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-muted);
}
.footer-logo span { color: var(--accent-hover); }

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

.footer-links {
  display: flex;
  gap: 1.5rem;
  list-style: none;
}
.footer-links a { color: var(--text-muted); font-size: 0.82rem; }
.footer-links a:hover { color: var(--text); text-decoration: none; }

/* ----- Responsive ----- */
@media (max-width: 860px) {
  .product-header {
    grid-template-columns: 1fr;
  }
  .product-header-image { max-width: 400px; margin: 0 auto; width: 100%; }
  .desc-grid { grid-template-columns: 1fr; }
  .specs-card { order: -1; }
}

@media (max-width: 1100px) {
  .showcase-grid-5 { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 860px) {
  .showcase-grid { grid-template-columns: repeat(2, 1fr); }
  .showcase-grid-5 { grid-template-columns: repeat(2, 1fr); }
  .config-pages-grid { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  nav { padding: 0 1rem; }
  .nav-links { gap: 1rem; }
  .hero { padding: 5rem 1.25rem 3rem; }
  .section { padding: 2rem 1.25rem 4rem; }
  .product-page-wrap { padding: 1.5rem 1.25rem 4rem; }
  .product-header-info h1 { font-size: 1.75rem; }
  .prep-settings { flex-direction: column; }
  .setting-group input, .setting-group select { width: 100%; }
  .showcase-grid { grid-template-columns: repeat(2, 1fr); }
  .device-views-grid { grid-template-columns: repeat(2, 1fr); }
}