/* ========================================
   BASE
======================================== */
body {
  font-family: var(--font-main);
  font-size: var(--font-size-base);
  color: var(--color-text);
  background-color: var(--color-primary);
  overflow-x: hidden;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-sm);
}

@media (min-width: 768px) {
  .container { padding: 0 var(--space-lg); }
}

.section {
  padding: var(--space-2xl) 0;
  scroll-margin-top: var(--nav-height);
}

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

.section-header {
  text-align: center;
  margin-bottom: var(--space-2xl);
}

.section-header h2 {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.section-light .section-header h2 {
  color: var(--color-light-text);
}

.section-header p {
  font-size: var(--font-size-base);
  color: var(--color-text-muted);
  max-width: 600px;
  margin: 0 auto;
}

.section-light .section-header p {
  color: #666;
}

.accent { color: var(--color-accent); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: var(--font-size-sm);
  transition: all var(--transition);
  min-height: 44px;
  min-width: 44px;
}

.btn-primary {
  background-color: var(--color-accent);
  color: var(--color-white);
}

.btn-primary:hover {
  background-color: var(--color-accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(233, 69, 96, 0.4);
}

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

.btn-outline:hover {
  background-color: var(--color-accent);
  color: var(--color-white);
  transform: translateY(-2px);
}

/* Scroll animation */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ========================================
   NAVIGATION
======================================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  background-color: rgba(26, 26, 46, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
  z-index: 1000;
  transition: background-color var(--transition);
}

.navbar.scrolled {
  background-color: var(--color-primary);
  box-shadow: var(--shadow-md);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-sm);
}

@media (min-width: 768px) {
  .nav-container { padding: 0 var(--space-lg); }
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: var(--font-size-lg);
  font-weight: 800;
  color: var(--color-white);
  letter-spacing: -0.5px;
}

.nav-logo span {
  color: var(--color-accent);
}

.nav-logo-icon {
  height: 34px;
  width: auto;
}

.nav-menu {
  display: none;
  align-items: center;
  gap: var(--space-lg);
}

@media (min-width: 1024px) {
  .nav-menu { display: flex; }
}

.nav-link {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text);
  transition: color var(--transition);
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-accent);
  transition: width var(--transition);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-white);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

/* Language Switcher */
.lang-switcher {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: var(--space-sm);
}

.lang-btn {
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--color-text-muted);
  transition: all var(--transition);
  min-height: 30px;
}

.lang-btn:hover,
.lang-btn.active {
  background-color: var(--color-accent);
  color: var(--color-white);
}

/* Hamburger */
.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  width: 28px;
  height: 20px;
  cursor: pointer;
  padding: 0;
  background: none;
  border: none;
}

@media (min-width: 1024px) {
  .nav-toggle { display: none; }
}

.nav-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-white);
  border-radius: 2px;
  transition: all var(--transition);
  transform-origin: center;
}

.nav-toggle.open span:nth-child(1) {
  transform: translateY(9px) rotate(45deg);
}
.nav-toggle.open span:nth-child(2) {
  opacity: 0;
}
.nav-toggle.open span:nth-child(3) {
  transform: translateY(-9px) rotate(-45deg);
}

/* Mobile Menu */
.nav-mobile {
  display: none;
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  background-color: var(--color-secondary);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-sm) 0;
  z-index: 999;
}

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

@media (min-width: 1024px) {
  .nav-mobile { display: none !important; }
}

.nav-mobile-link {
  display: block;
  padding: var(--space-sm) var(--space-lg);
  font-size: var(--font-size-base);
  font-weight: 500;
  color: var(--color-text);
  transition: all var(--transition);
  border-left: 3px solid transparent;
}

.nav-mobile-link:hover {
  color: var(--color-white);
  border-left-color: var(--color-accent);
  background-color: rgba(233, 69, 96, 0.1);
  padding-left: calc(var(--space-lg) + 8px);
}

.nav-mobile-lang {
  display: flex;
  gap: var(--space-xs);
  padding: var(--space-sm) var(--space-lg);
  border-top: 1px solid var(--color-border);
  margin-top: var(--space-xs);
}

/* ========================================
   HERO
======================================== */
.hero {
  min-height: min(100vh, 860px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: var(--nav-height);
  background: linear-gradient(135deg, var(--color-primary) 0%, #0f3460 60%, #533483 100%);
  position: relative;
  overflow: hidden;
  text-align: center;
}

.hero::before {
  content: '';
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(233,69,96,0.15) 0%, transparent 70%);
  top: -150px;
  right: -150px;
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(83,52,131,0.3) 0%, transparent 70%);
  bottom: -100px;
  left: -100px;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  padding: var(--space-lg);
}

.hero-badge {
  display: inline-block;
  background: rgba(233, 69, 96, 0.2);
  border: 1px solid rgba(233, 69, 96, 0.4);
  color: var(--color-accent);
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: var(--space-md);
}

.hero h1 {
  font-size: var(--font-size-3xl);
  font-weight: 800;
  line-height: 1.1;
  color: var(--color-white);
  margin-bottom: var(--space-md);
  letter-spacing: -1px;
}

.hero h1 .accent {
  display: block;
}

.hero-desc {
  font-size: var(--font-size-lg);
  color: var(--color-text);
  max-width: 560px;
  margin: 0 auto var(--space-xl);
  line-height: 1.7;
}

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

.hero-stats {
  display: flex;
  gap: var(--space-xl);
  justify-content: center;
  margin-top: var(--space-2xl);
  flex-wrap: wrap;
}

.hero-stat {
  text-align: center;
}

.hero-stat .number {
  display: block;
  font-size: var(--font-size-2xl);
  font-weight: 800;
  color: var(--color-white);
}

.hero-stat .label {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ========================================
   ABOUT
======================================== */
.about-grid {
  display: grid;
  gap: var(--space-2xl);
  align-items: center;
}

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

.about-text h2 {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: var(--space-md);
  line-height: 1.2;
}

.about-text p {
  color: var(--color-text);
  margin-bottom: var(--space-md);
  line-height: 1.8;
}

.about-features {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

.about-feature {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--font-size-sm);
  color: var(--color-text);
}

.about-feature .icon {
  width: 36px;
  height: 36px;
  background-color: rgba(233, 69, 96, 0.15);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
  color: var(--color-accent);
}

.about-feature .icon svg {
  width: 18px;
  height: 18px;
}

.about-visual {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-sm);
}

.about-card {
  background-color: var(--color-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  text-align: center;
  transition: transform var(--transition);
}

.about-card:hover {
  transform: translateY(-4px);
}

.about-card .number {
  font-size: var(--font-size-2xl);
  font-weight: 800;
  color: var(--color-accent);
}

.about-card .label {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin-top: 4px;
}

/* ========================================
   SERVICES
======================================== */
.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

@media (min-width: 768px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
}

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

.service-card {
  background-color: var(--color-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-accent), #533483);
  transform: scaleX(0);
  transition: transform var(--transition);
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(233, 69, 96, 0.3);
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-icon {
  font-size: 2.5rem;
  margin-bottom: var(--space-sm);
  color: var(--color-accent);
}

.service-icon svg {
  width: 42px;
  height: 42px;
}

.service-card h3 {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: var(--space-xs);
}

.service-card p {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ========================================
   PRODUCTS
======================================== */
.products-grid {
  display: grid;
  gap: var(--space-2xl);
  align-items: center;
}

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

.product-info h3 {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-light-text);
  margin-bottom: var(--space-sm);
}

.product-info .tag {
  display: inline-block;
  background-color: rgba(233, 69, 96, 0.15);
  color: var(--color-accent);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.product-info p {
  color: #555;
  line-height: 1.8;
  margin-bottom: var(--space-sm);
}

.product-features {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  margin: var(--space-md) 0;
}

.product-feature {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: var(--font-size-sm);
  color: #444;
}

.product-feature::before {
  content: '✓';
  color: var(--color-accent);
  font-weight: 700;
  flex-shrink: 0;
}

.product-feature.highlight {
  font-weight: 700;
  color: var(--color-accent);
}

.product-feature.highlight::before {
  content: '★';
}

.product-mockup {
  background: linear-gradient(135deg, var(--color-primary), #0f3460);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  text-align: center;
  border: 1px solid var(--color-border);
  min-height: 300px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
}

.product-mockup .app-icon {
  font-size: 4rem;
}

.product-mockup .app-name {
  font-size: var(--font-size-xl);
  font-weight: 800;
  color: var(--color-white);
}

.product-mockup .app-desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  max-width: 200px;
  text-align: center;
}

.product-badges {
  display: flex;
  gap: var(--space-xs);
  flex-wrap: wrap;
  justify-content: center;
  margin-top: var(--space-sm);
}

.badge {
  background-color: rgba(255,255,255,0.1);
  color: var(--color-text);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
}

/* More products (mini cards on light bg) */
.more-products {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
  margin-top: var(--space-2xl);
}

@media (min-width: 768px) {
  .more-products { grid-template-columns: repeat(2, 1fr); }
}

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

.mini-product {
  background-color: var(--color-white);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: all var(--transition);
}

.mini-product:hover {
  transform: translateY(-6px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
  border-color: rgba(233, 69, 96, 0.3);
}

.mini-product-icon {
  font-size: 2rem;
  margin-bottom: var(--space-sm);
}

.mini-product h4 {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--color-light-text);
  margin-bottom: var(--space-xs);
}

.mini-product p {
  font-size: var(--font-size-sm);
  color: #555;
  line-height: 1.7;
  margin-bottom: var(--space-sm);
}

.mini-product-tags {
  display: flex;
  gap: var(--space-xs);
  flex-wrap: wrap;
}

.badge-light {
  background-color: rgba(233, 69, 96, 0.1);
  color: var(--color-accent);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 600;
}

/* Partners & Clients */
.partners {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  margin-top: var(--space-2xl);
  padding-top: var(--space-xl);
  border-top: 1px solid var(--color-border-light);
}

@media (min-width: 768px) {
  .partners { grid-template-columns: 1fr 1.5fr; }
}

.partners-group h4 {
  font-size: var(--font-size-xs);
  font-weight: 700;
  color: #888;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: var(--space-sm);
}

.partners-list {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  flex-wrap: wrap;
}

.partner-logo {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  transition: transform var(--transition);
}

.partner-logo:hover {
  transform: translateY(-2px);
}

.partner-logo img {
  height: 48px;
  width: auto;
  max-width: 180px;
  object-fit: contain;
}

.mini-product-icon img {
  height: 40px;
  width: auto;
}

.mini-product-icon {
  color: var(--color-accent);
}

.mini-product-icon svg {
  width: 36px;
  height: 36px;
}

a.badge-light:hover {
  background-color: var(--color-accent);
  color: var(--color-white);
}

/* ========================================
   GENERATE TOOL
======================================== */
.gentool-grid {
  display: grid;
  gap: var(--space-2xl);
  align-items: center;
}

.gentool-grid > * {
  min-width: 0;
}

@media (min-width: 768px) {
  .gentool-grid {
    grid-template-columns: 1.1fr 1fr;
  }
}

.gentool-info h3 {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: var(--space-sm);
}

.gentool-info .tag {
  display: inline-block;
  background-color: rgba(233, 69, 96, 0.15);
  color: var(--color-accent);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.gentool-info p {
  color: var(--color-text);
  line-height: 1.8;
  margin-bottom: var(--space-sm);
}

.gentool-info .product-feature {
  color: var(--color-text);
}

.gentool-info .btn {
  margin-top: var(--space-sm);
}

/* Code window mockup */
.code-window {
  background-color: #0d0d1a;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.code-window-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px var(--space-sm);
  background-color: var(--color-secondary);
  border-bottom: 1px solid var(--color-border);
}

.code-window-bar .dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.code-window-bar .dot.red    { background-color: #ff5f57; }
.code-window-bar .dot.yellow { background-color: #febc2e; }
.code-window-bar .dot.green  { background-color: #28c840; }

.code-window-title {
  margin-left: var(--space-xs);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  font-family: 'Consolas', 'Monaco', monospace;
}

.code-window-body {
  padding: var(--space-md);
  font-family: 'Consolas', 'Monaco', monospace;
  font-size: var(--font-size-xs);
  line-height: 1.9;
  color: var(--color-text);
  overflow-x: auto;
  white-space: pre;
}

.code-window-body .c-cmt    { color: var(--color-text-muted); }
.code-window-body .c-kw     { color: #febc2e; }
.code-window-body .c-ok     { color: #28c840; }
.code-window-body .c-accent { color: var(--color-accent); font-weight: 700; }

/* Steps */
.gentool-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
  margin-top: var(--space-2xl);
}

@media (min-width: 768px) {
  .gentool-steps { grid-template-columns: repeat(3, 1fr); }
}

.step-card {
  background-color: var(--color-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: all var(--transition);
}

.step-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(233, 69, 96, 0.3);
}

.step-num {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-accent), #533483);
  color: var(--color-white);
  font-weight: 800;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-sm);
}

.step-card h4 {
  font-size: var(--font-size-base);
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: var(--space-xs);
}

.step-card p {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ========================================
   CONTACT
======================================== */
.contact-grid {
  display: grid;
  gap: var(--space-2xl);
}

@media (min-width: 768px) {
  .contact-grid { grid-template-columns: 1fr 1.5fr; }
}

.contact-info h3 {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: var(--space-md);
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.contact-item .icon {
  font-size: 1.25rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.contact-item .text strong {
  display: block;
  color: var(--color-white);
  font-size: var(--font-size-sm);
  margin-bottom: 2px;
}

.contact-item .text span,
.contact-item .text a {
  color: var(--color-text);
  font-size: var(--font-size-sm);
  transition: color var(--transition);
}

.contact-item .text a:hover {
  color: var(--color-accent);
}

.social-links {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

.social-link {
  width: 44px;
  height: 44px;
  background-color: var(--color-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  transition: all var(--transition);
  color: var(--color-text);
}

.social-link:hover {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-white);
  transform: translateY(-3px);
}

/* Contact Form */
.contact-form {
  background-color: var(--color-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
}

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

.form-group label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: 6px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.75rem 1rem;
  background-color: var(--color-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-white);
  font-size: var(--font-size-sm);
  transition: border-color var(--transition);
  min-height: 44px;
}

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

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

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

.form-row {
  display: grid;
  gap: var(--space-md);
}

@media (min-width: 600px) {
  .form-row { grid-template-columns: 1fr 1fr; }
}

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

.form-success {
  background-color: rgba(76, 175, 80, 0.15);
  border: 1px solid rgba(76, 175, 80, 0.4);
  color: #4caf50;
}

.form-error {
  background-color: rgba(244, 67, 54, 0.15);
  border: 1px solid rgba(244, 67, 54, 0.4);
  color: #f44336;
}

.form-rate-limit {
  display: none;
  background-color: rgba(255, 152, 0, 0.15);
  border: 1px solid rgba(255, 152, 0, 0.4);
  color: #ff9800;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-md);
  text-align: center;
  margin-top: var(--space-sm);
  font-size: var(--font-size-sm);
}

/* ========================================
   FOOTER
======================================== */
.footer {
  background-color: #0d0d1a;
  border-top: 1px solid var(--color-border);
  padding: var(--space-xl) 0 var(--space-md);
}

.footer-grid {
  display: grid;
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

@media (min-width: 768px) {
  .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; }
}

.footer-brand .logo {
  font-size: var(--font-size-xl);
  font-weight: 800;
  color: var(--color-white);
  margin-bottom: var(--space-sm);
}

.footer-brand .logo span {
  color: var(--color-accent);
}

.footer-brand .logo {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.footer-logo-icon {
  height: 32px;
  width: auto;
}

.footer-tagline {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: var(--space-sm);
}

.footer-brand p {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
  max-width: 280px;
}

.footer-col h4 {
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: var(--space-md);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.footer-link {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  transition: color var(--transition);
}

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

.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-md);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  text-align: center;
}

@media (min-width: 768px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
  }
}

.footer-bottom p {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

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

.footer-bottom-links a {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  transition: color var(--transition);
}

.footer-bottom-links a:hover {
  color: var(--color-accent);
}

/* ========================================
   BACK TO TOP
======================================== */
.back-to-top {
  position: fixed;
  bottom: var(--space-lg);
  right: var(--space-lg);
  width: 44px;
  height: 44px;
  background-color: var(--color-accent);
  color: var(--color-white);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition);
  z-index: 500;
  border: none;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background-color: var(--color-accent-hover);
  transform: translateY(-3px);
}