/* ==========================================================================
   bla-bla.tech — Desktop Apps Stylesheet (Windows, macOS, Linux)
   Anti-AI Design System: Matte surfaces, crisp borders, physical buttons.
   ========================================================================== */

/* 1. Desktop Page Hero */
.desktop-hero {
  padding-top: 130px;
  padding-bottom: 60px;
  text-align: center;
  position: relative;
}

.desktop-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background-color: var(--color-mint-soft);
  border: 1px solid var(--color-mint-border);
  border-radius: var(--radius-pill);
  color: var(--color-mint-light);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  margin-bottom: 20px;
}

.desktop-hero-badge .pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--color-mint);
  box-shadow: 0 0 8px var(--color-mint);
  display: inline-block;
}

.desktop-hero-title {
  font-size: clamp(2.25rem, 4vw, 3.25rem);
  line-height: 1.15;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  max-width: 840px;
  margin: 0 auto 20px auto;
}

.desktop-hero-title span {
  color: var(--color-mint);
}

.desktop-hero-subtitle {
  font-size: 1.125rem;
  line-height: 1.6;
  color: var(--text-secondary);
  max-width: 720px;
  margin: 0 auto 36px auto;
}

.desktop-hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

/* Key Metrics / Highlights Bar */
.desktop-metrics-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px 32px;
  padding: 16px 24px;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  max-width: 940px;
  margin: 0 auto;
}

.desktop-metric-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-normal);
}

.desktop-metric-item svg {
  color: var(--color-mint);
  flex-shrink: 0;
}

/* 2. Platform Grid & Cards */
.platform-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 40px;
}

.platform-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  height: 100%;
  position: relative;
  box-shadow: var(--shadow-sm), var(--shadow-inset-top);
  transition: transform var(--transition-snappy),
              border-color var(--transition-snappy),
              box-shadow var(--transition-snappy);
}

.platform-card:hover {
  transform: translateY(-2px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-md), var(--shadow-inset-top);
}

.platform-card.featured {
  border-color: var(--color-mint-border);
  background: linear-gradient(180deg, rgba(56, 178, 145, 0.05) 0%, var(--bg-surface) 100%);
}

.platform-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 20px;
}

.platform-icon-wrap {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background-color: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-primary);
}

.platform-icon-wrap.windows {
  color: #0078d4;
}

.platform-icon-wrap.macos {
  color: #f2f3f5;
}

.platform-icon-wrap.linux {
  color: #e95420;
}

.platform-icon-wrap.web {
  color: var(--color-mint);
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.status-badge.available {
  background-color: var(--color-mint-soft);
  border: 1px solid var(--color-mint-border);
  color: var(--color-mint-light);
}

.status-badge.available::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--color-mint);
}

.status-badge.upcoming {
  background-color: var(--color-slate-blue-soft);
  border: 1px solid rgba(104, 134, 169, 0.35);
  color: #b5cce8;
}

.status-badge.upcoming::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: #6886a9;
}

.platform-title {
  font-size: 1.375rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.platform-desc {
  font-size: 0.875rem;
  line-height: 1.55;
  color: var(--text-secondary);
  margin-bottom: 20px;
  min-height: 48px;
}

.platform-specs {
  list-style: none;
  padding: 0;
  margin: 0 0 20px 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
  border-top: 1px solid var(--border-subtle);
  padding-top: 18px;
}

.platform-spec-item {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 0.8125rem;
  line-height: 1.45;
  color: var(--text-normal);
}

.platform-spec-item svg {
  color: var(--color-mint);
  flex-shrink: 0;
  margin-top: 2px;
}

.platform-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 24px;
}

.tag-chip {
  padding: 3px 8px;
  background-color: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.platform-card .btn-tactile {
  width: 100%;
  margin-top: auto;
}

/* 3. Deep Dive Architecture Grid */
.advantages-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 40px;
}

.advantage-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-snappy), border-color var(--transition-snappy);
}

.advantage-card:hover {
  transform: translateY(-2px);
  border-color: var(--border-strong);
}

.advantage-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background-color: var(--color-mint-soft);
  border: 1px solid var(--color-mint-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-mint-light);
  margin-bottom: 16px;
}

.advantage-title {
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: -0.015em;
  color: var(--text-primary);
  margin-bottom: 10px;
}

.advantage-desc {
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--text-secondary);
}

/* 4. Comparison Table */
.comparison-section {
  padding: 80px 0;
  background-color: #111215;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.comparison-wrapper {
  overflow-x: auto;
  margin-top: 40px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-default);
  background-color: var(--bg-surface);
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.9375rem;
}

.comparison-table th,
.comparison-table td {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-subtle);
}

.comparison-table th {
  background-color: var(--bg-surface-elevated);
  font-weight: 700;
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-primary);
}

.comparison-table th:first-child {
  width: 40%;
}

.comparison-table th:nth-child(2),
.comparison-table th:nth-child(3) {
  width: 30%;
  text-align: center;
}

.comparison-table td:nth-child(2),
.comparison-table td:nth-child(3) {
  text-align: center;
}

.comparison-table tr:last-child td {
  border-bottom: none;
}

.comparison-table tr:hover td {
  background-color: rgba(255, 255, 255, 0.02);
}

.comparison-feature-name {
  font-weight: 600;
  color: var(--text-primary);
  display: block;
}

.comparison-feature-desc {
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-top: 2px;
}

.cell-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-size: 0.8125rem;
  font-weight: 600;
}

.cell-pill.best {
  background-color: var(--color-mint-soft);
  color: var(--color-mint-light);
  border: 1px solid var(--color-mint-border);
}

.cell-pill.neutral {
  background-color: var(--bg-surface-elevated);
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
}

/* 5. Early Access / Beta Signup Card */
.early-access-section {
  padding: 80px 0;
}

.early-access-card {
  max-width: 840px;
  margin: 0 auto;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-xl);
  padding: 48px;
  text-align: center;
  box-shadow: var(--shadow-lg), var(--shadow-inset-top);
  position: relative;
}

.early-access-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  background-color: var(--color-coral-soft);
  border: 1px solid rgba(211, 69, 66, 0.35);
  border-radius: var(--radius-pill);
  color: #ff9d9b;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 16px;
}

.early-access-title {
  font-size: 1.875rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.early-access-desc {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 32px auto;
}

.early-access-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 560px;
  margin: 0 auto;
}

.early-access-row {
  display: flex;
  gap: 12px;
}

.early-access-input {
  flex: 1;
  padding: 12px 16px;
  background-color: var(--bg-surface-sunken);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 0.9375rem;
  transition: border-color var(--transition-snappy), outline var(--transition-snappy);
}

.early-access-input:focus {
  outline: none;
  border-color: var(--color-mint);
  box-shadow: 0 0 0 2px var(--color-mint-soft);
}

.early-access-select {
  padding: 12px 16px;
  background-color: var(--bg-surface-sunken);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 0.9375rem;
  cursor: pointer;
  min-width: 170px;
}

.early-access-select:focus {
  outline: none;
  border-color: var(--color-mint);
  box-shadow: 0 0 0 2px var(--color-mint-soft);
}

.early-access-form .btn-primary {
  padding: 12px 24px;
}

.early-access-note {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 12px;
}

.early-access-success {
  display: none;
  padding: 20px;
  background-color: var(--color-mint-soft);
  border: 1px solid var(--color-mint-border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 1rem;
  line-height: 1.5;
}

.early-access-success.active {
  display: block;
}

/* 6. Responsive Adjustments */
@media (max-width: 1100px) {
  .platform-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .advantages-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .desktop-hero {
    padding-top: 100px;
  }
  .platform-grid {
    grid-template-columns: 1fr;
  }
  .advantages-grid {
    grid-template-columns: 1fr;
  }
  .early-access-card {
    padding: 32px 20px;
  }
  .early-access-row {
    flex-direction: column;
  }
  .early-access-select {
    width: 100%;
  }
  .comparison-table th,
  .comparison-table td {
    padding: 12px 14px;
    font-size: 0.8125rem;
  }
}