/* ============================================================
   Home Office OS — Download Page Styles
   Email gate, platform grid, install steps
   ============================================================ */

.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 0.375rem;
  color: var(--text-secondary);
}

.form-group input,
.form-group select {
  width: 100%;
  padding: 0.625rem 0.875rem;
  background: var(--bg-surface);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-md, 0.5rem);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.9375rem;
  transition: border-color 0.2s;
}

.form-group input:focus,
.form-group select:focus {
  border-color: var(--color-primary);
  outline: none;
}

.form-group input::placeholder {
  color: var(--text-muted);
}

.form-submit-btn {
  width: 100%;
  padding: 0.75rem 1.5rem;
  background: var(--color-primary);
  color: white;
  border: none;
  border-radius: var(--radius-md, 0.5rem);
  font-weight: 600;
  font-size: 0.9375rem;
  font-family: inherit;
  cursor: pointer;
  transition: background 0.2s;
}

.form-submit-btn:hover {
  background: var(--color-primary-dark);
}

.form-submit-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.privacy-note {
  font-size: 0.8125rem;
  color: var(--text-muted);
  text-align: center;
  margin-top: 0.75rem;
}

.success-msg {
  text-align: center;
  padding: 1.5rem 0;
  display: none;
}

.success-msg h3 {
  font-size: 1.25rem;
  color: var(--color-success);
  margin-bottom: 0.5rem;
}

.success-msg p {
  color: var(--text-secondary);
}

/* Platform Grid */
.platform-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  transition: filter 0.4s ease;
}

@media (max-width: 1024px) {
  .platform-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.platform-card {
  background: var(--bg-card);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg, 0.75rem);
  padding: var(--space-xl);
  text-align: center;
}

.platform-icon {
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
}

.platform-card h3 {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.platform-version {
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.platform-size {
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-top: 0.75rem;
}

.platform-card .btn {
  width: 100%;
  display: block;
  margin-top: 0.5rem;
}

.coming-soon {
  display: inline-block;
  background: rgba(245, 158, 11, 0.2);
  color: var(--color-warning);
  padding: 0.125rem 0.625rem;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  margin-top: 0.5rem;
}

/* Install Steps */
.install-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
}

.install-step {
  text-align: center;
}

.install-step-num {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(59, 130, 246, 0.2);
  color: var(--color-primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  margin: 0 auto 0.75rem;
}

.install-step h4 {
  font-size: 0.9375rem;
  font-weight: 600;
  margin-bottom: 0.375rem;
}

.install-step p {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.install-step-note {
  font-size: 0.6875rem;
  color: var(--text-muted, #888);
  margin-top: 0.5rem;
  font-style: italic;
}

/* Trial Info */
.trial-info {
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(16, 185, 129, 0.1));
  border: 1px solid rgba(59, 130, 246, 0.2);
  border-radius: var(--radius-lg, 0.75rem);
  padding: var(--space-xl);
  text-align: center;
  margin-top: var(--space-2xl);
}

.trial-info h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.trial-info p {
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* Responsive */
@media (max-width: 768px) {
  .platform-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto;
  }
  .install-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .install-grid {
    grid-template-columns: 1fr;
  }
}