/* ─── Inner Page Layout ─── */
.page-hero {
  padding-top: calc(var(--header-height) + var(--space-16));
  padding-bottom: var(--space-12);
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-hero);
  pointer-events: none;
}

.page-hero .container {
  position: relative;
  z-index: 1;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-dim);
  margin-bottom: var(--space-6);
}

.breadcrumb a {
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

.breadcrumb a:hover {
  color: var(--color-primary-light);
}

.breadcrumb span {
  color: var(--color-text-dim);
}

.page-title {
  font-family: var(--font-display);
  font-size: clamp(var(--text-3xl), 5vw, var(--text-5xl));
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-4);
}

.page-desc {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  line-height: 1.7;
  max-width: 600px;
}

/* ─── Search / Filter ─── */
.search-bar {
  display: flex;
  gap: var(--space-3);
  max-width: 560px;
  margin-bottom: var(--space-8);
}

.search-input {
  flex: 1;
  padding: var(--space-3) var(--space-5);
  background: var(--color-bg-glass);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  color: var(--color-text);
  font-size: var(--text-sm);
  outline: none;
  transition: border-color var(--transition-fast);
}

.search-input:focus {
  border-color: var(--color-primary);
}

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

.filter-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-8);
}

.filter-tab {
  padding: var(--space-2) var(--space-4);
  background: var(--color-bg-glass);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-tab:hover,
.filter-tab.active {
  border-color: var(--color-primary);
  color: var(--color-text);
  background: rgba(212, 175, 55, 0.1);
}

/* ─── Channel Grid ─── */
.channel-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: var(--space-3);
}

.channel-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  transition: border-color var(--transition-fast);
}

.channel-item:hover {
  border-color: var(--color-border-hover);
  color: var(--color-text);
}

.channel-item.hidden {
  display: none;
}

/* ─── Device Cards ─── */
.device-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--space-6);
}

.device-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: border-color var(--transition-base);
}

.device-card:hover {
  border-color: var(--color-border-hover);
  transform: translateY(-3px);
  box-shadow: 0 16px 40px rgba(0,0,0,0.4), 0 0 0 1px rgba(212,175,55,0.15);
}

/* ─── Device Card Banner Image ─── */
.device-card-banner {
  position: relative;
  width: 100%;
  height: 180px;
  overflow: hidden;
}

.device-card-banner img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
  display: block;
}

.device-card:hover .device-card-banner img {
  transform: scale(1.06);
}

.device-card-banner-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(3, 11, 23, 0.1) 0%,
    rgba(3, 11, 23, 0.6) 100%
  );
}


.device-card-header {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-6);
  border-bottom: 1px solid var(--color-border);
}

.device-icon {
  width: 52px;
  height: 52px;
  background: var(--gradient-primary);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-2xl);
  flex-shrink: 0;
}

.device-name {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 600;
}

.device-app {
  font-size: var(--text-sm);
  color: var(--color-text-dim);
  margin-top: var(--space-1);
}

.device-steps {
  padding: var(--space-6);
}

.device-steps ol {
  list-style: none;
  counter-reset: step;
}

.device-steps li {
  counter-increment: step;
  position: relative;
  padding-left: var(--space-10);
  padding-bottom: var(--space-5);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

.device-steps li:last-child {
  padding-bottom: 0;
}

.device-steps li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: 0;
  width: 28px;
  height: 28px;
  background: var(--gradient-primary);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-xs);
  font-weight: 700;
  color: white;
}

/* ─── Contact ─── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--space-10);
  align-items: start;
}

.contact-cards {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.contact-card {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-5) var(--space-6);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  transition: border-color var(--transition-base), transform var(--transition-base);
}

.contact-card:hover {
  border-color: var(--color-primary);
  transform: translateX(4px);
}

.contact-card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-xl);
  flex-shrink: 0;
}

.contact-card-icon.whatsapp { background: rgba(37, 211, 102, 0.15); }
.contact-card-icon.telegram { background: rgba(42, 171, 238, 0.15); }
.contact-card-icon.email { background: rgba(212, 175, 55, 0.15); }

.contact-card h2 {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 600;
  margin-bottom: var(--space-1);
}

.contact-card p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.contact-form-wrap {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
}

.contact-form-wrap h2 {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 600;
  margin-bottom: var(--space-6);
}

.form-group {
  margin-bottom: var(--space-5);
}

.form-group label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg-glass);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-size: var(--text-sm);
  outline: none;
  transition: border-color var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  border-color: var(--color-primary);
}

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

.form-error {
  font-size: var(--text-xs);
  color: #ef4444;
  margin-top: var(--space-1);
  display: none;
}

.form-group.invalid .form-error {
  display: block;
}

.form-group.invalid .form-input,
.form-group.invalid .form-textarea,
.form-group.invalid .form-select {
  border-color: #ef4444;
}

/* ─── Comparison Table ─── */
.compare-table-wrap {
  overflow-x: auto;
  margin-top: var(--space-12);
}

.compare-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
}

.compare-table th,
.compare-table td {
  padding: var(--space-4) var(--space-5);
  text-align: center;
  border-bottom: 1px solid var(--color-border);
}

.compare-table th {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--color-text);
  background: var(--color-bg-glass);
}

.compare-table th:first-child,
.compare-table td:first-child {
  text-align: left;
  color: var(--color-text-muted);
}

.compare-table td:first-child {
  font-weight: 500;
}

.compare-check {
  color: var(--color-success);
  font-weight: 700;
}

.compare-dash {
  color: var(--color-text-dim);
}

@media (max-width: 768px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .device-grid {
    grid-template-columns: 1fr;
  }
}