/* ==========================================================================
   ALEYA SAAS — GLOBAL STYLES, LAYOUT & COMPONENT FOUNDATION
   ========================================================================== */

/* Modern Reset */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-family: var(--font-family-sans);
  font-size: 16px;
  line-height: var(--line-height-normal);
  color: var(--color-gray-600);
  background-color: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 20px);
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  background-color: var(--color-gray-50);
}

/* Typography Hierarchy */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family-heading);
  color: var(--color-dark-900);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.25rem, 5vw, 3.75rem); }
h2 { font-size: clamp(1.85rem, 3.5vw, 2.75rem); }
h3 { font-size: clamp(1.35rem, 2.5vw, 1.85rem); }
h4 { font-size: 1.25rem; font-weight: var(--font-weight-semibold); }
h5 { font-size: 1.1rem; font-weight: var(--font-weight-semibold); }
h6 { font-size: 0.875rem; text-transform: uppercase; letter-spacing: 0.08em; }

p {
  margin-bottom: var(--space-4);
  color: var(--color-gray-600);
  font-size: var(--font-size-base);
  line-height: var(--line-height-relaxed);
}

p:last-child {
  margin-bottom: 0;
}

a {
  color: var(--color-brand-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-brand-hover);
}

img, svg {
  display: block;
  max-width: 100%;
  height: auto;
}

ul, ol {
  list-style: none;
}

/* Containers */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-6);
  padding-right: var(--space-6);
}

.container-narrow {
  max-width: var(--container-narrow);
}

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

/* Section Shell */
.section {
  padding-top: var(--space-20);
  padding-bottom: var(--space-20);
  position: relative;
}

.section-dark {
  background-color: var(--color-dark-900);
  color: var(--color-gray-200);
  border-top: var(--border-width-thick) solid var(--color-dark-800);
  border-bottom: var(--border-width-thick) solid var(--color-dark-800);
}

.section-dark h1,
.section-dark h2,
.section-dark h3,
.section-dark h4 {
  color: var(--color-white);
}

.section-dark p {
  color: var(--color-gray-400);
}

.section-muted {
  background-color: var(--color-gray-100);
  border-top: var(--border-width-thin) solid var(--border-subtle);
  border-bottom: var(--border-width-thin) solid var(--border-subtle);
}

/* High Contrast Section Headers */
.section-header {
  margin-bottom: var(--space-12);
}

.section-header.center {
  text-align: center;
  max-width: 780px;
  margin-left: auto;
  margin-right: auto;
}

.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 4px 12px;
  background-color: var(--color-white);
  border: var(--border-width-thick) solid var(--border-color);
  box-shadow: var(--shadow-neo-sm);
  border-radius: var(--radius-xs);
  font-family: var(--font-family-heading);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-brand-primary);
  margin-bottom: var(--space-4);
}

.section-dark .section-kicker {
  background-color: var(--color-dark-800);
  border-color: var(--color-brand-teal);
  color: var(--color-brand-teal);
  box-shadow: 2px 2px 0px var(--color-brand-teal);
}

.section-title {
  margin-bottom: var(--space-4);
}

.section-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-gray-600);
}

/* Neo-Brutalist Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-family-heading);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  border: var(--border-width-thick) solid var(--border-color);
  cursor: pointer;
  text-decoration: none;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), background-color var(--transition-fast);
  box-shadow: var(--shadow-neo);
  white-space: nowrap;
}

.btn:hover {
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-neo-lg);
}

.btn:active {
  transform: translate(2px, 2px);
  box-shadow: var(--shadow-neo-sm);
}

.btn-primary {
  background-color: var(--color-brand-primary);
  color: var(--color-white);
  border-color: var(--color-dark-900);
}

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

.btn-secondary {
  background-color: var(--color-white);
  color: var(--color-dark-900);
  border-color: var(--color-dark-900);
}

.btn-secondary:hover {
  background-color: var(--color-gray-100);
  color: var(--color-dark-900);
}

.btn-crimson {
  background-color: var(--color-brand-accent);
  color: var(--color-white);
  border-color: var(--color-dark-900);
}

.btn-crimson:hover {
  background-color: var(--color-brand-accent-hover);
  color: var(--color-white);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-dark-900);
  border-color: var(--color-dark-900);
}

.btn-outline:hover {
  background-color: var(--color-dark-900);
  color: var(--color-white);
}

.btn-dark {
  background-color: var(--color-dark-900);
  color: var(--color-white);
  border-color: var(--color-brand-teal);
  box-shadow: 4px 4px 0px var(--color-brand-teal);
}

.btn-dark:hover {
  background-color: var(--color-dark-800);
  color: var(--color-white);
  box-shadow: 6px 6px 0px var(--color-brand-teal);
}

.btn-sm {
  padding: 8px 16px;
  font-size: var(--font-size-sm);
}

.btn-lg {
  padding: 16px 32px;
  font-size: var(--font-size-lg);
}

.btn-block {
  width: 100%;
}

/* Neo-Brutalist Grid Card */
.neo-card {
  background-color: var(--color-white);
  border: var(--border-width-thick) solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-neo);
  padding: var(--space-8);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.neo-card:hover {
  transform: translate(-3px, -3px);
  box-shadow: var(--shadow-neo-lg);
}

.neo-card-dark {
  background-color: var(--color-dark-800);
  border-color: var(--color-dark-700);
  color: var(--color-gray-200);
  box-shadow: 4px 4px 0px var(--color-brand-primary);
}

.neo-card-dark:hover {
  border-color: var(--color-brand-teal);
  box-shadow: 6px 6px 0px var(--color-brand-teal);
}

/* Header & Main Navigation */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--color-white);
  border-bottom: var(--border-width-thick) solid var(--border-color);
  height: var(--header-height);
  display: flex;
  align-items: center;
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
}

.header-brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
}

.header-logo {
  height: 42px;
  width: auto;
}

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

.nav-item {
  position: relative;
}

.nav-link {
  font-family: var(--font-family-heading);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  color: var(--color-dark-900);
  text-decoration: none;
  padding: var(--space-2) 0;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: color var(--transition-fast);
}

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

/* Industries Dropdown Menu */
.dropdown-menu {
  position: absolute;
  top: 100%;
  left: -20px;
  width: 320px;
  background-color: var(--color-white);
  border: var(--border-width-thick) solid var(--border-color);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-neo-lg);
  padding: var(--space-3);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-fast);
  z-index: 1001;
}

.nav-item-dropdown:hover .dropdown-menu,
.nav-item-dropdown:focus-within .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-link {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-3);
  border-radius: var(--radius-xs);
  text-decoration: none;
  transition: background-color var(--transition-fast);
}

.dropdown-link:hover {
  background-color: var(--color-gray-100);
}

.dropdown-icon {
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-brand-light);
  color: var(--color-brand-primary);
  border: var(--border-width-thin) solid var(--border-color);
  border-radius: var(--radius-xs);
  flex-shrink: 0;
  font-size: 14px;
}

.dropdown-link-title {
  font-family: var(--font-family-heading);
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-sm);
  color: var(--color-dark-900);
  display: block;
}

.dropdown-link-desc {
  font-size: var(--font-size-xs);
  color: var(--color-gray-500);
  display: block;
  line-height: 1.35;
  margin-top: 2px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

/* Mobile Navigation Toggle & Drawer */
.mobile-nav-toggle {
  display: none;
  background: none;
  border: var(--border-width-thick) solid var(--border-color);
  border-radius: var(--radius-xs);
  padding: 8px 12px;
  cursor: pointer;
  box-shadow: var(--shadow-neo-sm);
  font-size: 18px;
  color: var(--color-dark-900);
}

.mobile-nav-drawer {
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--color-white);
  border-top: var(--border-width-thick) solid var(--border-color);
  padding: var(--space-6);
  display: none;
  flex-direction: column;
  gap: var(--space-6);
  overflow-y: auto;
  z-index: 999;
}

.mobile-nav-drawer.open {
  display: flex;
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.mobile-nav-heading {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-extrabold);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-gray-400);
  margin-bottom: var(--space-2);
}

/* Grid Utilities */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-8);
}

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

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

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

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border: var(--border-width-thin) solid transparent;
}

.badge-teal {
  background-color: var(--color-brand-light);
  color: var(--color-brand-primary);
  border-color: var(--color-brand-primary);
}

.badge-crimson {
  background-color: var(--color-danger-bg);
  color: var(--color-brand-accent);
  border-color: var(--color-brand-accent);
}

.badge-green {
  background-color: var(--color-success-bg);
  color: var(--color-success);
  border-color: var(--color-success-border);
}

.badge-dark {
  background-color: var(--color-dark-800);
  color: var(--color-white);
  border-color: var(--border-color);
}

/* Accordion FAQs */
.accordion {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.accordion-item {
  background-color: var(--color-white);
  border: var(--border-width-thick) solid var(--border-color);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-neo-sm);
  overflow: hidden;
}

.accordion-header {
  width: 100%;
  padding: var(--space-5) var(--space-6);
  background: none;
  border: none;
  font-family: var(--font-family-heading);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-dark-900);
  text-align: left;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.accordion-header:hover {
  background-color: var(--color-gray-50);
}

.accordion-icon {
  font-size: 14px;
  transition: transform var(--transition-fast);
  color: var(--color-brand-primary);
}

.accordion-item.active .accordion-icon {
  transform: rotate(180deg);
}

.accordion-content {
  display: none;
  padding: 0 var(--space-6) var(--space-6) var(--space-6);
  color: var(--color-gray-600);
  font-size: var(--font-size-base);
  line-height: var(--line-height-relaxed);
  border-top: 1px dashed var(--border-subtle);
  padding-top: var(--space-4);
}

.accordion-item.active .accordion-content {
  display: block;
}

/* Footer Architecture */
.site-footer {
  background-color: var(--color-dark-900);
  color: var(--color-gray-400);
  border-top: var(--border-width-thick) solid var(--border-color);
  padding-top: var(--space-20);
  padding-bottom: var(--space-12);
  margin-top: auto;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr repeat(4, 1fr);
  gap: var(--space-12);
  padding-bottom: var(--space-16);
  border-bottom: 1px solid var(--color-dark-700);
}

.footer-col-brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.footer-logo {
  height: 40px;
  width: auto;
  filter: brightness(0) invert(1);
}

.footer-tagline {
  font-size: var(--font-size-sm);
  line-height: var(--line-height-relaxed);
  color: var(--color-gray-400);
}

.footer-social-links {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-2);
}

.social-btn {
  width: 36px;
  height: 36px;
  background-color: var(--color-dark-800);
  color: var(--color-gray-400);
  border: 1px solid var(--color-dark-700);
  border-radius: var(--radius-xs);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  transition: all var(--transition-fast);
}

.social-btn:hover {
  background-color: var(--color-brand-primary);
  color: var(--color-white);
  border-color: var(--color-brand-primary);
  transform: translateY(-2px);
}

.footer-col h4 {
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-white);
  margin-bottom: var(--space-5);
}

.footer-links-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-links-list a {
  font-size: var(--font-size-sm);
  color: var(--color-gray-400);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-links-list a:hover {
  color: var(--color-white);
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--font-size-sm);
  color: var(--color-gray-400);
  margin-bottom: var(--space-3);
}

.footer-contact-item i {
  color: var(--color-brand-teal);
  margin-top: 4px;
}

.footer-contact-item a {
  color: var(--color-gray-400);
}

.footer-contact-item a:hover {
  color: var(--color-white);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-8);
  font-size: var(--font-size-xs);
  color: var(--color-gray-500);
  flex-wrap: wrap;
  gap: var(--space-4);
}

.footer-bottom a {
  color: var(--color-gray-400);
  text-decoration: underline;
}

/* Floating WhatsApp Support */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 998;
  display: flex;
  align-items: center;
  gap: 10px;
  background-color: #25d366;
  color: #075e54;
  padding: 12px 18px;
  border: var(--border-width-thick) solid #075e54;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-neo);
  font-family: var(--font-family-heading);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  text-decoration: none;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.whatsapp-float:hover {
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-neo-lg);
  color: #075e54;
}

.whatsapp-float i {
  font-size: 20px;
}

/* Form Styles */
.form-group {
  margin-bottom: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-label {
  font-family: var(--font-family-heading);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  color: var(--color-dark-900);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 12px 16px;
  font-family: var(--font-family-sans);
  font-size: var(--font-size-base);
  color: var(--color-dark-900);
  background-color: var(--color-white);
  border: var(--border-width-thick) solid var(--border-color);
  border-radius: var(--radius-xs);
  box-shadow: var(--shadow-neo-sm);
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--color-brand-primary);
  box-shadow: 3px 3px 0px var(--color-brand-primary);
}

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

.form-error {
  font-size: var(--font-size-xs);
  color: var(--color-danger);
  font-weight: var(--font-weight-semibold);
  margin-top: 4px;
  display: none;
}

.form-error.visible {
  display: block;
}

/* Responsive Media Queries */
@media (max-width: 1024px) {
  .nav-links-desktop { display: none; }
  .mobile-nav-toggle { display: block; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-5 { grid-template-columns: repeat(3, 1fr); }
  .footer-top { grid-template-columns: repeat(2, 1fr); }
  .footer-col-brand { grid-column: span 2; }
}

@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4, .grid-5 { grid-template-columns: 1fr; }
  .section { padding-top: var(--space-12); padding-bottom: var(--space-12); }
  .section-header { margin-bottom: var(--space-8); }
  .footer-top { grid-template-columns: 1fr; }
  .footer-col-brand { grid-column: span 1; }
  .whatsapp-float span { display: none; }
  .whatsapp-float { padding: 12px; }
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.text-brand { color: var(--color-brand-primary); }
.text-brand-teal { color: var(--color-brand-teal); }
.text-crimson { color: var(--color-brand-crimson); }
.text-muted { color: var(--color-gray-500); }
.text-dark { color: var(--color-dark-900); }
.text-success { color: var(--color-success); }
.text-danger { color: #991b1b; }
.text-emerald { color: #10b981; }
.text-mint { color: #6ee7b7; }
.text-rose { color: #fca5a5; }

.fs-xs { font-size: 0.8rem; }
.fs-sm { font-size: 0.875rem; }
.fs-base { font-size: 1rem; }
.fs-lg { font-size: 1.125rem; }
.fs-xl { font-size: 1.25rem; }
.fs-2xl { font-size: 1.5rem; }
.fs-3xl { font-size: 1.75rem; }

.mt-0 { margin-top: 0; }
.mt-2 { margin-top: var(--space-2); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }
.mt-10 { margin-top: var(--space-10); }
.mt-12 { margin-top: var(--space-12); }
.mt-16 { margin-top: var(--space-16); }

.mb-0 { margin-bottom: 0; }
.mb-2 { margin-bottom: var(--space-2); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }

.pt-0 { padding-top: 0; }
.pt-8 { padding-top: var(--space-8); }
.pt-12 { padding-top: var(--space-12); }
.pt-16 { padding-top: var(--space-16); }

.d-none { display: none; }
.d-block { display: block; }
.d-flex { display: flex; }
.flex-column { flex-direction: column; }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.align-center { align-items: center; }
.justify-center { justify-content: center; }
.w-full { width: 100%; }
.max-w-card { max-width: 580px; margin-left: auto; margin-right: auto; }
.mr-2 { margin-right: 8px; }
.icon-xs { font-size: 10px; }
.icon-sm { font-size: 11px; }