/* ========================================
   STRICT MODULAR DESIGN SYSTEM
   ======================================== */

/* CRITICAL DESIGN CONSTRAINTS:
   - Container: exactly 1280px, no responsive scaling
   - Spacing: multiples of 35px only (32, 64, 96, 128px)
   - Alignment: all elements left-aligned to module edges
   - Layout: FIXED MODULE UNITS OF 160x160px
   - Grid System: 8x8 module grid (each module is 160px square)
   - All elements fit exactly within module boundaries, NO overlap
*/

/* ========================================
   BASE & TYPOGRAPHY
   ======================================== */

:root {
  --primary-color: #2f4f7f;
  --accent-color: #3498db;
  --bg-color: #f9f9f9;
  --text-color: #444444;
  --light-bg: #fcfcfc;
  --border-color: #666666;
  --white: #ffffff;
  --module-size: 160px;
  --spacing-unit: 29px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Playfair Display', -apple-system, BlinkMacSystemFont, sans-serif, sans-serif;
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.6;
  color: var(--text-color);
  background-color: var(--bg-color);
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Playfair Display', -apple-system, BlinkMacSystemFont, sans-serif, sans-serif;
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: 1rem;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.1rem; }
h6 { font-size: 1rem; }

a {
  color: var(--accent-color);
  text-decoration: none;
  transition: color 0.3s ease;
}

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

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

/* ========================================
   MODULAR GRID SYSTEM
   ======================================== */

.container-fluid {
  width: 1280px !important;
  max-width: 1280px !important;
  margin: 0 auto !important;
  padding-left: 29px !important;
  padding-right: 32px !important;
}

/* ========================================
   NAVIGATION
   ======================================== */

.site-header {
  background-color: var(--white);
  border-bottom: 2px solid var(--border-color);
}

.navbar {
  background-color: var(--white);
  padding: 29px 0;
}

.navbar-brand {
  display: flex;
  align-items: center;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--primary-color);
}

.logo-img {
  max-height: 46px;
  width: auto;
  margin-right: 0.5rem;
}

.site-name {
  font-weight: 700;
  color: var(--primary-color);
}

.nav-link {
  color: var(--text-color);
  font-weight: 400;
  padding: 8px 16px;
  margin: 0 8px;
  transition: color 0.3s ease;
}

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

.nav-btn {
  padding: 11px 27px;
  height: auto;
  margin-left: 14px;
}

.dropdown-menu {
  border: 2px solid var(--border-color);
  border-radius: 0;
  background-color: var(--white);
  margin-top: 8px;
}

.dropdown-item {
  padding: 13px 25px;
  color: var(--text-color);
  transition: background-color 0.3s ease;
}

.dropdown-item:hover {
  background-color: var(--light-bg);
  color: var(--accent-color);
}

/* ========================================
   BUTTONS
   ======================================== */

.btn {
  border-radius: 0;
  border: 2px solid var(--border-color);
  padding: 13px 34px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: all 0.3s ease;
  font-size: 0.875rem;
}

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

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

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

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

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

.btn-outline-light:hover {
  background-color: var(--white);
  border-color: var(--white);
  color: var(--primary-color);
}

.btn-lg {
  padding: 18px 42px;
  font-size: 1rem;
}

/* ========================================
   HERO SECTION (EXACTLY 3 MODULES = 480px)
   ======================================== */

.hero-section {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  color: var(--white);
  position: relative;
  overflow: hidden;
  padding-top: 95px;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(45deg, rgba(6, 182, 212, 0.1) 0%, rgba(59, 130, 246, 0.1) 100%);
  pointer-events: none;
}

.hero-title {
  font-size: 2.5rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 31px;
}

.hero-lead {
  font-size: 1.25rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.9);
}

.hero-image img {
  border: 2px solid rgba(255, 255, 255, 0.2);
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ========================================
   CARDS (NO BORDER-RADIUS, STRICT BORDERS)
   ======================================== */

.feature-card,
.service-card,
.testimonial-card,
.team-card,
.stat-card,
.process-card,
.value-card,
.blog-card,
.pricing-card,
.contact-info-item,
.tech-badge,
.provider-badge,
.integration-card {
  border-radius: 0;
  border: 2px solid var(--border-color);
  background-color: var(--light-bg);
  padding: 32px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  position: relative;
}

.feature-card::before,
.service-card::before,
.testimonial-card::before,
.team-card::before,
.stat-card::before,
.process-card::before,
.value-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 0;
  background-color: var(--accent-color);
  transition: height 0.3s ease;
  pointer-events: none;
}

.feature-card:hover,
.service-card:hover,
.testimonial-card:hover,
.team-card:hover,
.stat-card:hover,
.process-card:hover,
.value-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 8px 21px rgba(0, 0, 0, 0.1);
}

.feature-card:hover::before,
.service-card:hover::before,
.testimonial-card:hover::before,
.team-card:hover::before,
.stat-card:hover::before,
.process-card:hover::before,
.value-card:hover::before {
  height: 100%;
}

.feature-icon,
.stat-icon,
.value-icon {
  color: var(--accent-color);
  margin-bottom: 19px;
}

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

.section-header {
  text-align: left;
  margin-bottom: 63px;
}

.section-title {
  font-size: 2rem;
  font-weight: 600;
  color: var(--primary-color);
  margin-bottom: 14px;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--text-color);
  max-width: 800px;
}

.page-hero {
  background-color: var(--primary-color);
  color: var(--white);
  padding: 192px 0 94px;
}

.page-title {
  font-size: 2.5rem;
  font-weight: 600;
  color: var(--white);
}

.page-lead {
  font-size: 1.25rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.9);
}

.service-hero .page-title,
.article-hero .page-title {
  color: var(--white);
}

.service-hero .page-lead,
.article-hero .page-lead {
  color: rgba(255, 255, 255, 0.9);
}

/* ========================================
   TESTIMONIALS
   ======================================== */

.testimonial-image img {
  width: 98px;
  height: 95px;
  object-fit: cover;
  border: 2px solid var(--border-color);
}

.testimonial-rating i {
  color: #fbbf24;
  margin-right: 4px;
}

.testimonial-quote {
  font-style: italic;
  color: var(--text-color);
  line-height: 1.8;
}

.author-name {
  font-weight: 600;
  color: var(--primary-color);
}

.author-role {
  font-size: 0.875rem;
  color: #6b7280;
}

/* ========================================
   TEAM
   ======================================== */

.team-image img {
  width: 100%;
  height: 192px;
  object-fit: cover;
  border: 2px solid var(--border-color);
}

.team-name {
  font-weight: 600;
  color: var(--primary-color);
}

.team-role {
  font-size: 0.875rem;
  color: var(--accent-color);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.team-social .social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 31px;
  height: 29px;
  border: 2px solid var(--border-color);
  color: var(--text-color);
  margin-right: 8px;
  transition: all 0.3s ease;
}

.team-social .social-link:hover {
  background-color: var(--accent-color);
  border-color: var(--accent-color);
  color: var(--white);
}

/* ========================================
   PROCESS
   ======================================== */

.process-number {
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent-color);
  margin-bottom: 15px;
}

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

.accordion-item {
  border: 2px solid var(--border-color);
  border-radius: 0;
  background-color: var(--light-bg);
}

.accordion-button {
  border-radius: 0;
  background-color: var(--light-bg);
  color: var(--primary-color);
  font-weight: 600;
  padding: 26px 29px;
  border: none;
}

.accordion-button:not(.collapsed) {
  background-color: var(--accent-color);
  color: var(--white);
}

.accordion-button::after {
  filter: brightness(0);
}

.accordion-button:not(.collapsed)::after {
  filter: brightness(0) invert(1);
}

.accordion-body {
  padding: 32px;
  background-color: var(--white);
  border-top: 2px solid var(--border-color);
}

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

.cta-section {
  background: linear-gradient(135deg, #0066cc 0%, #0052a3 100%);
  color: var(--white);
}

.cta-container {
  background-color: rgba(255, 255, 255, 0.1);
  border: 2px solid rgba(255, 255, 255, 0.3);
}

.cta-title {
  font-size: 2rem;
  font-weight: 600;
  color: var(--white);
}

.cta-description {
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.9);
}

/* ========================================
   BLOG
   ======================================== */

.blog-card {
  border: 2px solid var(--border-color);
  background-color: var(--white);
  padding: 31px;
  display: flex;
  flex-direction: column;
}

.blog-image img {
  width: 100%;
  height: 256px;
  object-fit: cover;
  border: 2px solid var(--border-color);
  margin-bottom: 18px;
}

.blog-meta {
  font-size: 0.875rem;
  color: #6b7280;
  margin-bottom: 14px;
}

.blog-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--primary-color);
  margin-bottom: 18px;
}

.blog-excerpt {
  color: var(--text-color);
  line-height: 1.8;
  flex-grow: 1;
}

.article-meta {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.7);
}

.article-title {
  font-size: 2.5rem;
  font-weight: 600;
  color: var(--white);
}

.article-lead {
  font-size: 1.25rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.9);
}

.article-content h2 {
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--primary-color);
  margin-bottom: 23px;
  margin-top: 48px;
}

.article-content p {
  line-height: 1.8;
  margin-bottom: 25px;
}

.article-list {
  list-style: none;
  padding-left: 0;
}

.article-list li {
  padding-left: 29px;
  margin-bottom: 13px;
  position: relative;
}

.article-list li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--accent-color);
  font-weight: 700;
  pointer-events: none;
}

.article-cta {
  background-color: var(--light-bg);
  border: 2px solid var(--border-color);
}

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

.pricing-card {
  border: 2px solid var(--border-color);
  background-color: var(--white);
  position: relative;
  display: flex;
  flex-direction: column;
}

.pricing-featured {
  border-color: var(--accent-color);
  border-width: 4px;
  transform: scale(1.05);
}

.pricing-badge {
  position: absolute;
  top: -14px;
  right: 33px;
  background-color: var(--accent-color);
  color: var(--white);
  padding: 8px 17px;
  font-weight: 600;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.pricing-plan {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-color);
}

.pricing-price {
  font-size: 3rem;
  font-weight: 700;
  color: var(--accent-color);
  line-height: 1;
}

.price-currency {
  font-size: 1.5rem;
  vertical-align: super;
}

.price-period {
  font-size: 1rem;
  color: var(--text-color);
}

.pricing-description {
  color: var(--text-color);
  margin-bottom: 35px;
}

.pricing-features {
  list-style: none;
  padding-left: 0;
  margin-bottom: 32px;
  flex-grow: 1;
}

.pricing-features li {
  padding: 12px 0;
  border-bottom: 1px solid #e5e7eb;
  color: var(--text-color);
}

.pricing-features li:last-child {
  border-bottom: none;
}

.pricing-features i {
  color: var(--accent-color);
  margin-right: 8px;
}

.comparison-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  border: 2px solid var(--border-color);
  background-color: var(--white);
}

.comparison-table thead th {
  background-color: var(--primary-color);
  color: var(--white);
  padding: 22px;
  font-weight: 600;
  text-align: left;
  border-right: 2px solid var(--border-color);
}

.comparison-table thead th:last-child {
  border-right: none;
}

.comparison-table tbody td {
  padding: 21px;
  border-top: 2px solid var(--border-color);
  border-right: 2px solid var(--border-color);
}

.comparison-table tbody td:last-child {
  border-right: none;
}

/* ========================================
   CASE STUDIES
   ======================================== */

.case-badge {
  display: inline-block;
  background-color: var(--accent-color);
  color: var(--white);
  padding: 8px 19px;
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.case-stats .stat-item {
  text-align: center;
}

.stat-number {
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent-color);
}

.stat-label {
  font-size: 0.875rem;
  color: var(--text-color);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* ========================================
   GALLERY
   ======================================== */

.gallery-item {
  overflow: hidden;
  border: 2px solid var(--border-color);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.gallery-item:hover img {
  transform: scale(1.05);
}

/* ========================================
   FORMS
   ======================================== */

.form-control,
.form-select {
  border-radius: 0;
  border: 2px solid var(--border-color);
  padding: 18px;
  font-size: 1rem;
  background-color: var(--white);
  color: var(--text-color);
  transition: border-color 0.3s ease;
}

.form-control:focus,
.form-select:focus {
  border-color: var(--accent-color);
  box-shadow: none;
  outline: none;
}

.form-label {
  font-weight: 600;
  color: var(--primary-color);
  margin-bottom: 8px;
}

.contact-form-wrapper,
.contact-info-wrapper {
  background-color: var(--light-bg);
  border: 2px solid var(--border-color);
}

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

.site-footer {
  background-color: var(--primary-color);
  color: var(--white);
  border-top: 2px solid var(--border-color);
}

.footer-brand {
  display: flex;
  align-items: center;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--white);
}

.footer-brand .site-name {
  color: var(--white);
}

.footer-description {
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.8;
}

.footer-heading {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 27px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.footer-links {
  list-style: none;
  padding-left: 0;
}

.footer-links li {
  margin-bottom: 9px;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.8);
  transition: color 0.3s ease;
}

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

.footer-contact {
  list-style: none;
  padding-left: 0;
}

.footer-contact li {
  margin-bottom: 9px;
  color: rgba(255, 255, 255, 0.8);
}

.footer-contact a {
  color: rgba(255, 255, 255, 0.8);
}

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

.social-links {
  display: flex;
  gap: 13px;
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 41px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  color: var(--white);
  transition: all 0.3s ease;
}

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

.footer-divider {
  border: none;
  border-top: 2px solid rgba(255, 255, 255, 0.2);
  margin: 62px 0 34px;
}

.footer-bottom {
  text-align: center;
}

.copyright {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.875rem;
}

/* ========================================
   LEGAL PAGES
   ======================================== */

.legal-content {
  background-color: var(--white);
}

.legal-section {
  padding: 32px;
  background-color: var(--light-bg);
  border: 2px solid var(--border-color);
  margin-bottom: 29px;
}

.legal-list {
  list-style: none;
  padding-left: 0;
}

.legal-list li {
  padding-left: 30px;
  margin-bottom: 17px;
  position: relative;
}

.legal-list li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--accent-color);
  font-weight: 700;
  font-size: 1.5rem;
  line-height: 1;
  pointer-events: none;
}

/* ========================================
   TECH BADGES & INTEGRATIONS
   ======================================== */

.tech-badge,
.provider-badge,
.integration-card {
  background-color: var(--white);
  border: 2px solid var(--border-color);
  transition: all 0.3s ease;
}

.tech-badge:hover,
.provider-badge:hover,
.integration-card:hover {
  border-color: var(--accent-color);
  transform: translateY(-4px);
}

.tech-badge i,
.provider-badge i,
.integration-card i {
  color: var(--accent-color);
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */

@media (max-width: 1400px) {
  .container-fluid {
    width: 100% !important;
    max-width: 100% !important;
  }
}

@media (max-width: 991px) {
  .hero-section {
    height: auto;
    padding: 93px 0;
  }

  .page-hero {
    padding: 128px 0 63px;
  }

  .feature-card,
  .service-card,
  .testimonial-card,
  .team-card,
  .stat-card,
  .process-card,
  .value-card,
  .pricing-card,
  .blog-card {
    height: auto !important;
  }
}

@media (max-width: 767px) {
  h1 { font-size: 2rem; }
  h2 { font-size: 1.75rem; }

  .section-title {
    font-size: 1.75rem;
  }

  .hero-title,
  .page-title,
  .article-title {
    font-size: 2rem;
  }

  .pricing-featured {
    transform: scale(1);
  }
}