/* Header */
.header {
  position: sticky;
  top: 0;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--color-neutral-200);
  z-index: 100;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--color-primary-900);
}

.logo-icon {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
}

/* App Card Link */
.app-card-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  margin-top: auto;
  padding-top: var(--space-3);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-primary-700);
  transition: color 0.2s ease;
}

.app-card-link:hover {
  color: var(--color-accent-600);
}

.app-card-link svg {
  width: 16px;
  height: 16px;
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav-link {
  font-weight: 500;
  color: var(--color-neutral-700);
  transition: color 0.2s ease;
}

.nav-link:hover {
  color: var(--color-primary-800);
}

/* Mobile Navigation */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-primary-900);
  margin: 5px 0;
  transition: transform 0.2s ease;
}

@media (max-width: 768px) {
  .nav-toggle {
    display: block;
  }

  .nav {
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    flex-direction: column;
    padding: var(--space-6);
    gap: var(--space-4);
    border-bottom: 1px solid var(--color-neutral-200);
    display: none;
  }

  .nav.active {
    display: flex;
  }
}

/* Hero Section */
.hero {
  padding: var(--space-24) 0;
  text-align: center;
}

.hero-title {
  font-size: var(--text-6xl);
  margin-bottom: var(--space-6);
  color: var(--color-primary-900);
}

.hero-subtitle {
  font-size: var(--text-xl);
  color: var(--color-neutral-600);
  max-width: 600px;
  margin: 0 auto var(--space-8);
}

.hero-cta {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
}

@media (max-width: 768px) {
  .hero {
    padding: var(--space-16) 0;
  }

  .hero-title {
    font-size: var(--text-4xl);
  }

  .hero-subtitle {
    font-size: var(--text-lg);
  }
}

/* Apps Section */
.apps-section {
  background: var(--bg-secondary);
}

.apps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 350px));
  gap: var(--space-6);
  justify-content: center;
}

.app-card {
  display: flex;
  flex-direction: column;
}

.app-card .card-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  background: var(--color-neutral-100);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-4);
  color: var(--color-primary-700);
}

.app-card .badge {
  margin-top: auto;
}

/* Why Section */
.why-section {
  background: var(--bg-primary);
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-8);
}

/* Contact Section */
.contact-section {
  background: var(--color-primary-900);
  color: var(--color-neutral-50);
  text-align: center;
}

.contact-section .section-title {
  color: var(--color-neutral-50);
}

.contact-section .section-subtitle {
  color: var(--color-neutral-300);
}

.contact-email {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-accent-400);
  font-size: var(--text-lg);
  font-weight: 500;
  transition: color 0.2s ease;
}

.contact-email:hover {
  color: var(--color-accent-300);
}

.shopify-partner {
  margin-top: var(--space-8);
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-primary-700);
}

.shopify-partner p {
  color: var(--color-neutral-400);
  font-size: var(--text-sm);
}

/* Footer */
.footer {
  background: var(--color-primary-900);
  border-top: 1px solid var(--color-primary-700);
  padding: var(--space-8) 0;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.footer-copyright {
  color: var(--color-neutral-400);
  font-size: var(--text-sm);
}

.footer-links {
  display: flex;
  gap: var(--space-6);
}

.footer-link {
  color: var(--color-neutral-400);
  font-size: var(--text-sm);
  transition: color 0.2s ease;
}

.footer-link:hover {
  color: var(--color-neutral-50);
}

@media (max-width: 576px) {
  .footer-inner {
    flex-direction: column;
    text-align: center;
  }
}

/* Contact Form */
.contact-form {
  max-width: 500px;
  margin: 0 auto;
  text-align: left;
}

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

.form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-neutral-200);
  margin-bottom: var(--space-2);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-neutral-900);
  background: var(--bg-secondary);
  border: 1px solid var(--color-neutral-300);
  border-radius: var(--radius-sm);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-accent-500);
  box-shadow: 0 0 0 3px rgba(201, 169, 98, 0.15);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-neutral-400);
}

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

.form-select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2378716c' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-3) center;
  padding-right: var(--space-10);
}

.form-turnstile {
  display: flex;
  justify-content: center;
  margin-bottom: var(--space-5);
}

.form-submit {
  width: 100%;
  padding: var(--space-4) var(--space-6);
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--color-primary-900);
  background: var(--color-accent-500);
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background 0.2s ease, transform 0.2s ease;
}

.form-submit:hover:not(:disabled) {
  background: var(--color-accent-400);
}

.form-submit:active:not(:disabled) {
  transform: scale(0.98);
}

.form-submit:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

.form-submit-text {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}

.form-spinner {
  display: none;
  width: 18px;
  height: 18px;
  border: 2px solid var(--color-primary-900);
  border-top-color: transparent;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

.form-submit.loading .form-submit-text {
  display: none;
}

.form-submit.loading .form-spinner {
  display: inline-block;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.form-message {
  margin-top: var(--space-4);
  padding: var(--space-4);
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  text-align: center;
  display: none;
}

.form-message.success {
  display: block;
  background: rgba(5, 150, 105, 0.15);
  color: #34d399;
  border: 1px solid rgba(5, 150, 105, 0.3);
}

.form-message.error {
  display: block;
  background: rgba(220, 38, 38, 0.15);
  color: #f87171;
  border: 1px solid rgba(220, 38, 38, 0.3);
}

.form-error {
  font-size: var(--text-xs);
  color: #f87171;
  margin-top: var(--space-1);
  display: none;
}

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

.form-group.has-error .form-input,
.form-group.has-error .form-select,
.form-group.has-error .form-textarea {
  border-color: var(--color-error);
}