/* ============================================================
   Marz Technology & Trading — Main Stylesheet
   Theme: Red (#DC2626) & Blue (#2563EB)
   Mobile-first responsive | SEO optimized
   ============================================================ */

/* --- CSS Variables / Design Tokens --- */
:root {
  /* Brand Colors */
  --red: #DC2626;
  --red-dark: #B91C1C;
  --red-light: #FEE2E2;
  --blue: #2563EB;
  --blue-dark: #1D4ED8;
  --blue-light: #DBEAFE;

  /* Neutrals */
  --white: #FFFFFF;
  --gray-50: #F9FAFB;
  --gray-100: #F3F4F6;
  --gray-200: #E5E7EB;
  --gray-300: #D1D5DB;
  --gray-400: #9CA3AF;
  --gray-500: #6B7280;
  --gray-600: #4B5563;
  --gray-700: #374151;
  --gray-800: #1F2937;
  --gray-900: #111827;
  --black: #030712;

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, var(--red), var(--blue));
  --gradient-red: linear-gradient(135deg, var(--red), var(--red-dark));
  --gradient-blue: linear-gradient(135deg, var(--blue), var(--blue-dark));
  --gradient-hero: linear-gradient(135deg, #1E1B4B 0%, var(--gray-900) 50%, #172554 100%);

  /* Typography */
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-heading: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* Spacing */
  --section-padding: 5rem 1rem;
  --container-max: 1200px;
  --container-narrow: 900px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 10px 10px -5px rgba(0,0,0,0.04);

  /* Border Radius */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  /* Transitions */
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  color: var(--gray-700);
  background: var(--white);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: var(--blue);
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: var(--blue-dark);
}

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--gray-900);
  line-height: 1.2;
  font-weight: 700;
}

/* --- Container --- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 1rem;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1;
  border: 2px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
}

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

.btn-primary:hover {
  background: var(--red-dark);
  border-color: var(--red-dark);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-secondary {
  background: var(--gradient-blue);
  color: var(--white);
  border-color: var(--blue);
}

.btn-secondary:hover {
  background: var(--blue-dark);
  border-color: var(--blue-dark);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

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

.btn-outline:hover {
  background: var(--white);
  color: var(--gray-900);
  transform: translateY(-2px);
}

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

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

.btn-sm {
  padding: 0.625rem 1.25rem;
  font-size: 0.875rem;
}

/* --- Section Headers --- */
.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 3.5rem;
}

.section-tag {
  display: inline-block;
  padding: 0.375rem 1rem;
  background: var(--red-light);
  color: var(--red);
  font-size: 0.8125rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  margin-bottom: 1rem;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.section-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  margin-bottom: 1rem;
  color: var(--gray-900);
}

.section-subtitle {
  font-size: 1.0625rem;
  color: var(--gray-500);
  line-height: 1.7;
}

/* --- Grid System --- */
.grid-2, .grid-3, .grid-4 {
  display: grid;
  gap: 1.5rem;
}

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

@media (min-width: 768px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
}

/* ============================================================
   HEADER / NAVIGATION
   ============================================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--gray-200);
  transition: var(--transition);
}

.header.scrolled {
  box-shadow: var(--shadow-md);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 1rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--gray-900);
  text-decoration: none;
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: var(--gradient-primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 1.125rem;
  font-weight: 900;
}

.logo span {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav {
  display: none;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-link {
  padding: 0.5rem 0.875rem;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--gray-600);
  border-radius: var(--radius-sm);
  transition: var(--transition);
  position: relative;
}

.nav-link:hover,
.nav-link.active {
  color: var(--red);
  background: var(--red-light);
}

.header-cta {
  display: none;
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 1001;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--gray-700);
  border-radius: 2px;
  transition: var(--transition);
}

.menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Nav */
@media (max-width: 767px) {
  .nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 320px;
    height: 100vh;
    background: var(--white);
    padding: 6rem 2rem 2rem;
    box-shadow: var(--shadow-xl);
    transition: var(--transition);
    z-index: 999;
    overflow-y: auto;
  }

  .nav.open {
    right: 0;
  }

  .nav-list {
    flex-direction: column;
    gap: 0.5rem;
  }

  .nav-link {
    display: block;
    padding: 0.75rem 1rem;
    font-size: 1.0625rem;
    width: 100%;
  }

  .mobile-cta {
    display: block;
    margin-top: 1.5rem;
  }

  .mobile-cta .btn {
    width: 100%;
  }

  .nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 998;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
  }

  .nav-overlay.show {
    opacity: 1;
    visibility: visible;
  }
}

@media (min-width: 768px) {
  .nav { display: flex; }
  .header-cta { display: flex; }
  .menu-toggle { display: none; }
  .mobile-cta { display: none; }
}

/* ============================================================
   HERO SECTION
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 7rem 1rem 5rem;
  background: var(--gradient-hero);
  overflow: hidden;
  isolation: isolate;
}

.hero-bg-shapes {
  position: absolute;
  inset: 0;
  overflow: hidden;
  z-index: 0;
}

.hero-shape {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.15;
}

.hero-shape-1 {
  width: 500px;
  height: 500px;
  background: var(--red);
  top: -10%;
  right: -10%;
  animation: float 8s ease-in-out infinite;
}

.hero-shape-2 {
  width: 400px;
  height: 400px;
  background: var(--blue);
  bottom: -10%;
  left: -5%;
  animation: float 10s ease-in-out infinite reverse;
}

.hero-shape-3 {
  width: 300px;
  height: 300px;
  background: var(--blue);
  top: 40%;
  left: 50%;
  animation: float 12s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -30px) scale(1.05); }
  66% { transform: translate(-20px, 20px) scale(0.95); }
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 750px;
  margin: 0 auto;
  text-align: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1.25rem;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-full);
  color: var(--white);
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 1.5rem;
  backdrop-filter: blur(10px);
}

.hero-badge-dot {
  width: 8px;
  height: 8px;
  background: #22C55E;
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.hero-title {
  font-size: clamp(2.25rem, 6vw, 3.75rem);
  font-weight: 800;
  color: var(--white);
  line-height: 1.1;
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

.hero-title span {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-text {
  font-size: clamp(1rem, 2vw, 1.1875rem);
  color: rgba(255,255,255,0.75);
  line-height: 1.7;
  margin-bottom: 2.5rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  max-width: 700px;
  margin: 3.5rem auto 0;
  padding-top: 3rem;
  border-top: 1px solid rgba(255,255,255,0.1);
}

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

.hero-stat-value {
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 800;
  color: var(--white);
  line-height: 1;
  margin-bottom: 0.25rem;
}

.hero-stat-label {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.6);
}

@media (min-width: 768px) {
  .hero { padding: 8rem 2rem 6rem; }
}

/* ============================================================
   SECTIONS — General
   ============================================================ */
section {
  padding: var(--section-padding);
}

.section-white {
  background: var(--white);
}

.section-light {
  background: var(--gray-50);
}

.section-dark {
  background: var(--gray-900);
  color: rgba(255,255,255,0.8);
}

.section-dark .section-title {
  color: var(--white);
}

.section-dark .section-subtitle {
  color: rgba(255,255,255,0.6);
}

/* ============================================================
   SERVICES SECTION
   ============================================================ */
.services-grid {
  display: grid;
  gap: 1.5rem;
}

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

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

.service-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  padding: 2rem;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: var(--transition);
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: transparent;
}

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

.service-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1.25rem;
}

.service-icon-red {
  background: var(--red-light);
  color: var(--red);
}

.service-icon-blue {
  background: var(--blue-light);
  color: var(--blue);
}

.service-card h3 {
  font-size: 1.1875rem;
  margin-bottom: 0.75rem;
}

.service-card p {
  font-size: 0.9375rem;
  color: var(--gray-500);
  line-height: 1.7;
}

.service-card .service-link {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  margin-top: 1.25rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--blue);
}

.service-card .service-link:hover {
  gap: 0.625rem;
}

/* ============================================================
   AI SOLUTIONS SECTION
   ============================================================ */
.ai-section {
  background: var(--gradient-hero);
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.ai-section .section-tag {
  background: rgba(255,255,255,0.15);
  color: var(--white);
}

.ai-section .section-title {
  color: var(--white);
}

.ai-section .section-subtitle {
  color: rgba(255,255,255,0.7);
}

.ai-grid {
  display: grid;
  gap: 1.5rem;
}

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

.ai-card {
  background: rgba(255,255,255,0.08);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-md);
  padding: 2rem;
  transition: var(--transition);
}

.ai-card:hover {
  background: rgba(255,255,255,0.12);
  transform: translateY(-2px);
}

.ai-card-icon {
  font-size: 2.25rem;
  margin-bottom: 1rem;
}

.ai-card h3 {
  font-size: 1.1875rem;
  color: var(--white);
  margin-bottom: 0.75rem;
}

.ai-card p {
  font-size: 0.9375rem;
  color: rgba(255,255,255,0.7);
  line-height: 1.7;
}

/* ============================================================
   ABOUT SECTION
   ============================================================ */
.about-grid {
  display: grid;
  gap: 2.5rem;
  align-items: center;
}

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

.about-image-wrap {
  position: relative;
}

.about-image-placeholder {
  width: 100%;
  aspect-ratio: 4/3;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--red-light), var(--blue-light));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  color: var(--gray-400);
}

.about-experience-badge {
  position: absolute;
  bottom: -1rem;
  right: -1rem;
  width: 100px;
  height: 100px;
  background: var(--gradient-red);
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--white);
  line-height: 1.2;
  font-weight: 700;
  font-size: 0.875rem;
  box-shadow: var(--shadow-lg);
}

.about-experience-badge span {
  font-size: 1.75rem;
  font-weight: 800;
}

.about-content h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin-bottom: 1rem;
}

.about-content p {
  color: var(--gray-500);
  margin-bottom: 1rem;
  line-height: 1.8;
}

.about-features {
  margin-top: 1.5rem;
}

.about-feature {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.about-feature-icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  margin-top: 2px;
}

.about-feature-icon.check {
  background: #DCFCE7;
  color: #16A34A;
}

.about-feature-icon.red {
  background: var(--red-light);
  color: var(--red);
}

.about-feature-icon.blue {
  background: var(--blue-light);
  color: var(--blue);
}

/* ============================================================
   WHY US / STATS
   ============================================================ */
.stats-grid {
  display: grid;
  gap: 1.5rem;
}

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

@media (min-width: 1024px) {
  .stats-grid { grid-template-columns: repeat(4, 1fr); }
}

.stat-card {
  text-align: center;
  padding: 2.5rem 1.5rem;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  transition: var(--transition);
}

.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.stat-card-icon {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.stat-card-value {
  font-family: var(--font-heading);
  font-size: 2.25rem;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 0.375rem;
}

.stat-card-label {
  font-size: 0.9375rem;
  color: var(--gray-500);
  font-weight: 500;
}

/* ============================================================
   PRODUCTS
   ============================================================ */
.products-grid {
  display: grid;
  gap: 1.5rem;
}

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

@media (min-width: 1024px) {
  .products-grid { grid-template-columns: repeat(4, 1fr); }
}

.product-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  padding: 2rem;
  text-align: center;
  transition: var(--transition);
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: transparent;
}

.product-card-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.product-card h3 {
  font-size: 1.0625rem;
  margin-bottom: 0.5rem;
}

.product-card p {
  font-size: 0.875rem;
  color: var(--gray-500);
}

/* ============================================================
   PARTNERS
   ============================================================ */
.partners-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2rem 3rem;
  align-items: center;
}

.partner-item {
  padding: 1rem 1.5rem;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--gray-500);
  transition: var(--transition);
}

.partner-item:hover {
  border-color: var(--blue);
  color: var(--blue);
  box-shadow: var(--shadow-md);
}

/* ============================================================
   TESTIMONIALS / CLIENTS
   ============================================================ */
.testimonials-grid {
  display: grid;
  gap: 1.5rem;
}

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

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

.testimonial-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  padding: 2rem;
  position: relative;
}

.testimonial-card::before {
  content: '"';
  position: absolute;
  top: 1rem;
  right: 1.5rem;
  font-size: 4rem;
  line-height: 1;
  color: var(--gray-200);
  font-family: serif;
}

.testimonial-text {
  font-size: 0.9375rem;
  color: var(--gray-500);
  line-height: 1.7;
  margin-bottom: 1.25rem;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.testimonial-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-weight: 700;
  font-size: 1rem;
}

.testimonial-name {
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--gray-900);
}

.testimonial-role {
  font-size: 0.8125rem;
  color: var(--gray-400);
}

/* ============================================================
   CTA SECTION
   ============================================================ */
.cta-section {
  background: var(--gradient-primary);
  text-align: center;
  padding: 4rem 1rem;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.cta-section .container {
  position: relative;
  z-index: 1;
}

.cta-section h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  color: var(--white);
  margin-bottom: 1rem;
}

.cta-section p {
  font-size: 1.0625rem;
  color: rgba(255,255,255,0.85);
  max-width: 550px;
  margin: 0 auto 2rem;
}

.cta-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--gray-900);
  color: rgba(255,255,255,0.7);
  padding: 4rem 1rem 2rem;
}

.footer-grid {
  display: grid;
  gap: 2.5rem;
}

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

.footer-brand .logo {
  color: var(--white);
  margin-bottom: 1rem;
}

.footer-brand p {
  font-size: 0.9375rem;
  line-height: 1.7;
  max-width: 300px;
}

.footer-social {
  display: flex;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

.footer-social a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.6);
  font-size: 1rem;
  transition: var(--transition);
}

.footer-social a:hover {
  background: var(--red);
  color: var(--white);
}

.footer h4 {
  color: var(--white);
  font-size: 1rem;
  margin-bottom: 1.25rem;
  font-weight: 600;
}

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a {
  color: rgba(255,255,255,0.6);
  font-size: 0.9375rem;
}

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

.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 1rem;
  font-size: 0.9375rem;
}

.footer-contact .protected-email {
  color: rgba(255,255,255,0.6);
  transition: var(--transition);
}

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

.footer-contact-icon {
  flex-shrink: 0;
  color: var(--red);
  margin-top: 2px;
}

.footer-bottom {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.1);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  font-size: 0.875rem;
}

.footer-bottom a {
  color: rgba(255,255,255,0.5);
}

/* ============================================================
   CONTACT PAGE
   ============================================================ */
.page-hero {
  padding: 8rem 1rem 4rem;
  background: var(--gradient-hero);
  text-align: center;
  position: relative;
}

.page-hero h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  color: var(--white);
  margin-bottom: 0.75rem;
}

.page-hero p {
  font-size: 1.125rem;
  color: rgba(255,255,255,0.7);
  max-width: 550px;
  margin: 0 auto;
}

.contact-grid {
  display: grid;
  gap: 2.5rem;
}

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

.contact-info-card {
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  padding: 2.5rem;
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.75rem;
}

.contact-info-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.contact-info-icon.red {
  background: var(--red-light);
  color: var(--red);
}

.contact-info-icon.blue {
  background: var(--blue-light);
  color: var(--blue);
}

.contact-info-item h4 {
  font-size: 1rem;
  margin-bottom: 0.25rem;
}

.contact-info-item p {
  font-size: 0.9375rem;
  color: var(--gray-500);
}

.contact-form {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  padding: 2.5rem;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: 0.5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  color: var(--gray-700);
  transition: var(--transition);
  background: var(--white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.15);
}

.form-group textarea {
  min-height: 140px;
  resize: vertical;
}

/* ============================================================
   ANIMATIONS (AOS-like)
   ============================================================ */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   BACK TO TOP
   ============================================================ */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--gradient-primary);
  color: var(--white);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.125rem;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: var(--transition);
  z-index: 100;
}

.back-to-top.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-xl);
}

/* ============================================================
   RESPONSIVE UTILITIES
   ============================================================ */
@media (max-width: 480px) {
  .hero-buttons .btn { width: 100%; }
  .cta-buttons .btn { width: 100%; }
}

/* ============================================================
   PARTNERS / TECH LOGOS SLIDER
   ============================================================ */
.partners-section {
  background: #0f172a;
  padding: 50px 0;
  overflow: hidden;
  border-top: 1px solid #1e293b;
  border-bottom: 1px solid #1e293b;
}

.partners-wrap {
  overflow: hidden;
  width: 100%;
}

.partners-track {
  display: flex;
  gap: 80px;
  animation: scroll-logos 25s linear infinite;
  width: max-content;
}

.partners-track:hover {
  animation-play-state: paused;
}

.partner-logo {
  flex-shrink: 0;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.6;
  transition: opacity 0.3s ease;
}

.partner-logo:hover {
  opacity: 1;
}

.partner-logo img {
  height: 100%;
  width: auto;
  max-width: 100px;
  object-fit: contain;
}

@keyframes scroll-logos {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}