/**
 * SignShield Marketing Website Styles
 *
 * Styles specific to marketing pages (home, features, pricing, about, contact).
 * Requires variables.css and base.css to be loaded first.
 */

/* ==========================================
 * HEADER
 * ========================================== */

.site-header {
  position: sticky;
  top: 0;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-gray-100);
  z-index: 1000;
}

.site-header .container {
  max-width: var(--container-wide);
}

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

.logo {
  text-decoration: none;
  display: flex;
  align-items: center;
}

.logo-img {
  height: 40px;
  width: auto;
}

.logo-text {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.logo-sign {
  color: var(--color-royal-blue);
}

.logo-shield {
  color: var(--color-navy);
}

.logo-io {
  color: var(--color-slate);
}

.logo-text-light .logo-sign,
.logo-text-light .logo-shield,
.logo-text-light .logo-io {
  color: var(--color-white);
}

.logo-text-light .logo-io {
  opacity: 0.7;
}

.nav-links {
  display: flex;
  gap: var(--space-6);
  list-style: none;
}

.nav-links > li {
  list-style: none;
}

.nav-links a {
  color: var(--color-gray-700);
  font-weight: var(--font-medium);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-royal-blue);
}


.nav-actions {
  display: flex;
  gap: var(--space-3);
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--color-navy);
  cursor: pointer;
}

.mobile-menu {
  display: none;
  padding: var(--space-4) 0;
}

.mobile-menu.open {
  display: block;
}

.mobile-nav-links {
  list-style: none;
  margin-bottom: var(--space-4);
}

.mobile-nav-links a {
  display: block;
  padding: var(--space-3) 0;
  color: var(--color-gray-700);
  text-decoration: none;
  border-bottom: 1px solid var(--color-gray-100);
}

.mobile-nav-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

@media (max-width: 768px) {
  .nav-links,
  .nav-actions {
    display: none;
  }

  .mobile-menu-toggle {
    display: block;
  }
}

/* ==========================================
 * FOOTER
 * ========================================== */

.site-footer {
  background: var(--color-navy);
  color: var(--color-white);
  padding: var(--space-16) 0 var(--space-8);
}

.site-footer .container {
  max-width: var(--container-wide);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr 1fr;
  gap: var(--space-6);
  margin-bottom: var(--space-12);
}

.footer-logo {
  display: inline-block;
}

.footer-logo-img {
  height: 36px;
  width: auto;
}

.footer-brand p {
  color: var(--color-gray-400);
  margin-top: var(--space-4);
  max-width: 280px;
}

.footer-links h4 {
  font-size: var(--text-body-sm);
  font-weight: var(--font-semibold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-4);
  color: var(--color-gray-400);
}

.footer-links ul {
  list-style: none;
}

.footer-links a {
  display: block;
  color: var(--color-white);
  text-decoration: none;
  padding: var(--space-2) 0;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-sky-blue);
}

.footer-bottom {
  padding-top: var(--space-8);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
  color: var(--color-gray-500);
}

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

  .footer-brand {
    grid-column: span 2;
  }
}

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

  .footer-brand {
    grid-column: span 1;
  }
}

/* ==========================================
 * HERO SECTION
 * ========================================== */

.hero {
  padding: var(--space-20) 0;
  background: linear-gradient(180deg, var(--color-ice) 0%, var(--color-white) 100%);
}

.hero-sm {
  padding: var(--space-12) 0;
}

.hero-content {
  max-width: 720px;
  margin: 0 auto;
}

.hero-content h1 {
  margin-bottom: var(--space-4);
}

.hero-content .display {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
}

.hero-actions {
  display: flex;
  gap: var(--space-4);
  margin-top: var(--space-8);
  justify-content: center;
}

@media (max-width: 480px) {
  .hero-actions {
    flex-direction: column;
  }
}

/* ==========================================
 * SECTIONS
 * ========================================== */

.section {
  padding: var(--space-16) 0;
}

.text-slate {
  color: var(--color-slate);
}

.text-light-blue {
  color: var(--color-light-blue);
}

/* ==========================================
 * ICON CIRCLES
 * ========================================== */

.icon-circle {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-full);
  background: var(--color-gray-100);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--color-gray-500);
  margin: 0 auto;
}

.icon-circle-primary {
  background: var(--color-light-blue);
  color: var(--color-royal-blue);
}

.icon-circle-success {
  background: var(--color-success-light);
  color: var(--color-success);
}

/* ==========================================
 * SOCIAL PROOF
 * ========================================== */

.social-proof {
  padding: var(--space-6) 0;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-gray-100);
}

/* ==========================================
 * USE CASES
 * ========================================== */

.use-cases-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-4);
}

.use-case-card {
  text-align: center;
  padding: var(--space-6);
  background: var(--color-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-gray-200);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.use-case-card:hover {
  border-color: var(--color-royal-blue);
  box-shadow: var(--shadow-md);
}

.use-case-icon {
  font-size: 2rem;
  color: var(--color-royal-blue);
  margin-bottom: var(--space-3);
}

.use-case-card h4 {
  margin-bottom: var(--space-2);
}

@media (max-width: 1024px) {
  .use-cases-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 640px) {
  .use-cases-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ==========================================
 * INDUSTRIES INDEX
 * ========================================== */

.ind-index-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.ind-index-card {
  text-align: center;
  padding: var(--space-8) var(--space-6);
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  text-decoration: none;
  color: inherit;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
}

.ind-index-card:hover {
  border-color: var(--color-royal-blue);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.ind-index-icon {
  font-size: 2.5rem;
  color: var(--color-royal-blue);
  margin-bottom: var(--space-4);
}

.ind-index-card h3 {
  margin-bottom: var(--space-2);
  font-size: var(--text-body-lg);
}

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

@media (max-width: 640px) {
  .ind-index-grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================
 * CTA SECTION
 * ========================================== */

.cta-section {
  background: var(--color-royal-blue);
}

.btn-white {
  background: var(--color-white);
  color: var(--color-royal-blue);
}

.btn-white:hover {
  background: var(--color-gray-100);
}

/* ==========================================
 * FEATURES PAGE
 * ========================================== */

.feature-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
  padding: var(--space-12) 0;
}

.feature-row-reverse {
  direction: rtl;
}

.feature-row-reverse > * {
  direction: ltr;
}

.feature-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--color-light-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: var(--color-royal-blue);
  margin-bottom: var(--space-4);
}

.feature-benefits {
  list-style: none;
}

.feature-benefits li {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) 0;
}

.feature-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.feature-placeholder {
  width: 100%;
  aspect-ratio: 4/3;
  background: var(--color-ice);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  color: var(--color-gray-300);
}

.feature-divider {
  border: none;
  border-top: 1px solid var(--color-gray-200);
  margin: 0;
}

@media (max-width: 768px) {
  .feature-row {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .feature-row-reverse {
    direction: ltr;
  }

  .feature-visual {
    order: -1;
  }
}

/* ==========================================
 * PRICING PAGE
 * ========================================== */

.billing-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
}

.toggle-label {
  color: var(--color-gray-500);
}

.toggle-switch {
  position: relative;
  width: 48px;
  height: 24px;
}

.toggle-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--color-gray-300);
  border-radius: var(--radius-full);
  transition: background var(--transition-fast);
}

.toggle-slider::before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background: var(--color-white);
  border-radius: var(--radius-full);
  transition: transform var(--transition-fast);
}

.toggle-switch input:checked + .toggle-slider {
  background: var(--color-royal-blue);
}

.toggle-switch input:checked + .toggle-slider::before {
  transform: translateX(24px);
}

.pricing-section {
  padding-bottom: var(--space-8);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}

.pricing-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  position: relative;
}

.pricing-card-highlighted {
  border-color: var(--color-royal-blue);
  box-shadow: var(--shadow-lg);
}

.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-royal-blue);
  color: var(--color-white);
  padding: var(--space-1) var(--space-4);
  border-radius: var(--radius-full);
  font-size: var(--text-caption);
  font-weight: var(--font-semibold);
}

.pricing-header {
  text-align: center;
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-gray-100);
  margin-bottom: var(--space-4);
}

.pricing-header h3 {
  margin-bottom: var(--space-2);
}

.pricing-price {
  margin-bottom: var(--space-2);
}

.price-amount {
  font-size: var(--text-h1);
  font-weight: var(--font-bold);
  color: var(--color-navy);
}

.price-period {
  color: var(--color-gray-500);
}

.pricing-description {
  font-size: var(--text-body-sm);
  color: var(--color-gray-500);
}

.pricing-limits {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--color-gray-100);
  margin-bottom: var(--space-4);
}

@media (max-width: 640px) {
  .pricing-limits {
    grid-template-columns: repeat(2, 1fr);
  }
}

.limit-item {
  text-align: center;
}

.limit-value {
  display: block;
  font-weight: var(--font-semibold);
  color: var(--color-navy);
}

.limit-label {
  font-size: var(--text-caption);
  color: var(--color-gray-500);
}

.pricing-features {
  list-style: none;
  flex-grow: 1;
  margin-bottom: var(--space-6);
}

.pricing-features li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  padding: var(--space-2) 0;
  font-size: var(--text-body-sm);
}

.pricing-features li.excluded {
  color: var(--color-gray-400);
}

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

@media (max-width: 640px) {
  .pricing-grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================
 * FAQ
 * ========================================== */

.faq-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.faq-item {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5);
  background: none;
  border: none;
  font-size: var(--text-body);
  font-weight: var(--font-medium);
  text-align: left;
  cursor: pointer;
  color: var(--color-navy);
}

.faq-question i {
  transition: transform var(--transition-fast);
}

.faq-item.open .faq-question i {
  transform: rotate(180deg);
}

.faq-answer {
  display: none;
  padding: 0 var(--space-5) var(--space-5);
  color: var(--color-gray-500);
}

.faq-item.open .faq-answer {
  display: block;
}

/* ==========================================
 * CONTACT PAGE
 * ========================================== */

.contact-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--space-8);
  align-items: start;
}

.contact-form-wrapper .card {
  padding: var(--space-8);
}

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

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

.contact-info-card {
  background: var(--color-ice);
  padding: var(--space-6);
  border-radius: var(--radius-lg);
  text-align: center;
}

.contact-info-icon {
  font-size: 1.5rem;
  color: var(--color-royal-blue);
  margin-bottom: var(--space-3);
}

.contact-info-card h3 {
  font-size: var(--text-body);
  margin-bottom: var(--space-2);
}

.contact-info-card p,
.contact-info-card a {
  color: var(--color-gray-500);
  font-size: var(--text-body-sm);
}

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

  .contact-info {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .contact-info-card {
    flex: 1;
    min-width: 150px;
  }
}

/* ==========================================
 * PROSE (ABOUT PAGE)
 * ========================================== */

.prose {
  max-width: 65ch;
}

.prose p {
  margin-bottom: var(--space-4);
  line-height: 1.8;
}

/* ==========================================
 * UTILITIES
 * ========================================== */

.w-full {
  width: 100%;
}

.mx-auto {
  margin-left: auto;
  margin-right: auto;
}

.py-8 {
  padding-top: var(--space-8);
  padding-bottom: var(--space-8);
}

/* Outline button variant (used by comparison page and others) */

.btn-outline-white {
  background: transparent;
  color: var(--color-white);
  border: 2px solid var(--color-white);
}

.btn-outline-white:hover {
  background: var(--color-white);
  color: var(--color-royal-blue);
}