/* ========================================
   PCWebMart - Design System
   Modern, Professional Landing Page Styles
   ======================================== */

/* ========== CSS Variables ========== */
:root {
  /* Colors */
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --primary-light: #3b82f6;
  --secondary: #475569;
  --secondary-light: #64748b;
  --accent: #ffffff;
  --dark: #0f172a;
  --dark-lighter: #1e293b;
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --success: #10b981;
  --warning: #f59e0b;

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  --gradient-dark: linear-gradient(135deg, var(--dark) 0%, var(--dark-lighter) 100%);
  --gradient-hero: linear-gradient(135deg, rgba(15, 23, 42, 0.95) 0%, rgba(30, 41, 59, 0.9) 100%);

  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-size-5xl: 3rem;
  --font-size-6xl: 3.75rem;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
  --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
  --shadow-glow: 0 0 40px rgba(37, 99, 235, 0.3);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;
  --transition-slow: 500ms ease;

  /* Container */
  --container-max: 1280px;
  --container-padding: var(--space-6);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--dark);
  background-color: var(--accent);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

ul,
ol {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

input,
textarea {
  font-family: inherit;
  font-size: inherit;
}

/* ========== Typography ========== */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: 700;
  line-height: 1.2;
  color: var(--dark);
}

h1 {
  font-size: var(--font-size-5xl);
}

h2 {
  font-size: var(--font-size-4xl);
}

h3 {
  font-size: var(--font-size-2xl);
}

h4 {
  font-size: var(--font-size-xl);
}

p {
  color: var(--secondary);
  line-height: 1.7;
}

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

.section {
  padding: var(--space-20) 0;
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-16);
}

.section-header h2 {
  margin-bottom: var(--space-4);
}

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

.section-label {
  display: inline-block;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-3);
}

/* ========== Buttons ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-8);
  font-size: var(--font-size-base);
  font-weight: 600;
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
  cursor: pointer;
}

.btn-primary {
  background: var(--gradient-primary);
  color: var(--accent);
  box-shadow: var(--shadow-lg), 0 0 20px rgba(37, 99, 235, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl), 0 0 30px rgba(37, 99, 235, 0.4);
}

.btn-secondary {
  background: transparent;
  color: var(--accent);
  border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.5);
}

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

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

.btn-lg {
  padding: var(--space-5) var(--space-10);
  font-size: var(--font-size-lg);
}

/* ========== Header & Navigation ========== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--space-4) 0;
  transition: all var(--transition-base);
}

.header.scrolled {
  background: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-lg);
  padding: var(--space-3) 0;
}

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.logo-img {
  height: 90px;
  width: auto;
  object-fit: contain;
  filter: brightness(0) invert(1);
  transition: all var(--transition-base);
}

.logo:hover .logo-img {
  filter: brightness(0) invert(1) drop-shadow(0 0 8px rgba(255, 255, 255, 0.5));
}

.logo-text {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--accent);
}

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

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

.nav-links a {
  color: rgba(255, 255, 255, 0.8);
  font-weight: 500;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: width var(--transition-base);
}

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

.nav-links a:hover::after {
  width: 100%;
}

.nav-cta {
  padding: var(--space-3) var(--space-6);
}

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
}

.mobile-menu-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--accent);
  transition: all var(--transition-base);
}

/* ========== Hero Section ========== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--gradient-hero);
  overflow: hidden;
}

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

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.4;
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-hero);
}

.hero .container {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.hero-content {
  max-width: 600px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: rgba(37, 99, 235, 0.2);
  border: 1px solid rgba(37, 99, 235, 0.3);
  border-radius: var(--radius-full);
  color: var(--primary-light);
  font-size: var(--font-size-sm);
  font-weight: 500;
  margin-bottom: var(--space-6);
}

.hero-badge::before {
  content: '';
  width: 8px;
  height: 8px;
  background: var(--success);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {

  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0.5;
  }
}

.hero h1 {
  color: var(--accent);
  font-size: var(--font-size-6xl);
  line-height: 1.1;
  margin-bottom: var(--space-6);
}

.hero h1 span {
  background: linear-gradient(135deg, var(--primary-light) 0%, #60a5fa 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: var(--font-size-xl);
  color: var(--gray-300);
  margin-bottom: var(--space-8);
  line-height: 1.6;
}

.hero-cta {
  display: flex;
  gap: var(--space-4);
  margin-bottom: var(--space-12);
}

.hero-stats {
  display: flex;
  gap: var(--space-10);
}

.stat-item {
  text-align: left;
}

.stat-number {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  color: var(--accent);
}

.stat-label {
  font-size: var(--font-size-sm);
  color: var(--gray-400);
}

.hero-visual {
  position: relative;
}

.hero-image {
  position: relative;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-2xl), var(--shadow-glow);
}

.hero-image img {
  width: 100%;
  height: auto;
}

.floating-card {
  position: absolute;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-xl);
  padding: var(--space-4) var(--space-5);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  animation: float 6s ease-in-out infinite;
}

.floating-card.card-1 {
  top: 20%;
  right: -20px;
  animation-delay: 0s;
}

.floating-card.card-2 {
  bottom: 30%;
  left: -30px;
  animation-delay: 2s;
}

@keyframes float {

  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-10px);
  }
}

.floating-card-icon {
  width: 40px;
  height: 40px;
  background: var(--gradient-primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.floating-card-text {
  color: var(--accent);
}

.floating-card-text span {
  display: block;
  font-size: var(--font-size-sm);
  color: var(--gray-400);
}

.floating-card-text strong {
  font-size: var(--font-size-lg);
}

/* ========== Services Section ========== */
.services {
  background: var(--gray-50);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.service-card {
  background: var(--accent);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transition: transform var(--transition-base);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

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

.service-icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.1) 0%, rgba(37, 99, 235, 0.05) 100%);
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-6);
  overflow: hidden;
}

.service-icon img {
  width: 60px;
  height: 60px;
  object-fit: contain;
}

.service-icon svg {
  width: 40px;
  height: 40px;
  color: var(--primary);
}

.service-card h3 {
  margin-bottom: var(--space-3);
  font-size: var(--font-size-xl);
}

.service-card p {
  font-size: var(--font-size-base);
  margin-bottom: var(--space-4);
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--primary);
  font-weight: 600;
  font-size: var(--font-size-sm);
}

.service-link svg {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-fast);
}

.service-link:hover svg {
  transform: translateX(4px);
}

/* ========== Why Choose Us Section ========== */
.why-us {
  background: var(--accent);
}

.why-us-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.why-us-content {
  order: 1;
}

.why-us-visual {
  order: 2;
}

.benefit-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  margin-top: var(--space-8);
}

.benefit-item {
  display: flex;
  gap: var(--space-4);
  padding: var(--space-5);
  background: var(--gray-50);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
}

.benefit-item:hover {
  background: var(--accent);
  box-shadow: var(--shadow-lg);
  transform: translateX(8px);
}

.benefit-icon {
  width: 48px;
  height: 48px;
  background: var(--gradient-primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.benefit-icon svg {
  width: 24px;
  height: 24px;
  color: var(--accent);
}

.benefit-text h4 {
  margin-bottom: var(--space-1);
  font-size: var(--font-size-lg);
}

.benefit-text p {
  font-size: var(--font-size-sm);
}

.why-us-image {
  position: relative;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-2xl);
}

.why-us-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ========== Process Section ========== */
.process {
  background: var(--dark);
  color: var(--accent);
}

.process .section-header h2 {
  color: var(--accent);
}

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

/* Process Grid Layout */
.process-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  align-items: center;
}

@media (min-width: 1024px) {
  .process-grid {
    grid-template-columns: 1fr 1.2fr;
  }
}

.process-visual {
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-glow-primary);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.process-visual img {
  width: 100%;
  height: auto;
  display: block;
}

.process-timeline {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-8);
  position: relative;
}

@media (min-width: 640px) {
  .process-timeline {
    grid-template-columns: repeat(3, 1fr);
  }
}

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



.process-step {
  position: relative;
  text-align: center;
}

.step-number {
  width: 80px;
  height: 80px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-5);
  font-size: var(--font-size-2xl);
  font-weight: 700;
  position: relative;
  z-index: 1;
  box-shadow: var(--shadow-glow);
}

.process-step h4 {
  color: var(--accent);
  margin-bottom: var(--space-2);
  font-size: var(--font-size-lg);
}

.process-step p {
  font-size: var(--font-size-sm);
  color: var(--gray-400);
}

/* ========== Testimonials Section ========== */
.testimonials {
  background: var(--gray-50);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.testimonial-card {
  background: var(--accent);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  box-shadow: var(--shadow-md);
  position: relative;
}

.testimonial-card::before {
  content: '"';
  position: absolute;
  top: var(--space-6);
  right: var(--space-8);
  font-size: 80px;
  font-family: Georgia, serif;
  color: var(--gray-200);
  line-height: 1;
}

.testimonial-stars {
  display: flex;
  gap: var(--space-1);
  margin-bottom: var(--space-4);
}

.testimonial-stars svg {
  width: 20px;
  height: 20px;
  color: var(--warning);
  fill: var(--warning);
}

.testimonial-text {
  font-size: var(--font-size-lg);
  color: var(--dark);
  line-height: 1.7;
  margin-bottom: var(--space-6);
  position: relative;
  z-index: 1;
}

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

.author-avatar {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  overflow: hidden;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  font-weight: 700;
  font-size: var(--font-size-xl);
}

.author-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.author-info h5 {
  font-size: var(--font-size-base);
  margin-bottom: var(--space-1);
}

.author-info span {
  font-size: var(--font-size-sm);
  color: var(--secondary-light);
}

/* ========== CTA Section ========== */
.cta-section {
  position: relative;
  padding: var(--space-24) 0;
  background: var(--gradient-dark);
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="40" fill="none" stroke="rgba(37,99,235,0.1)" stroke-width="0.5"/></svg>');
  background-size: 100px 100px;
  opacity: 0.5;
}

.cta-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
}

.cta-content h2 {
  color: var(--accent);
  font-size: var(--font-size-4xl);
  margin-bottom: var(--space-4);
}

.cta-content p {
  color: var(--gray-300);
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-8);
}

.cta-buttons {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
}

.cta-contact {
  display: flex;
  gap: var(--space-8);
  justify-content: center;
  margin-top: var(--space-10);
  padding-top: var(--space-10);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.cta-contact-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--gray-300);
}

.cta-contact-item svg {
  width: 20px;
  height: 20px;
  color: var(--primary-light);
}

/* ========== Contact Form Section ========== */
.contact {
  background: var(--accent);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
}

.contact-info h3 {
  margin-bottom: var(--space-4);
}

.contact-info>p {
  margin-bottom: var(--space-8);
}

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

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
}

.contact-item-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.1) 0%, rgba(37, 99, 235, 0.05) 100%);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-item-icon svg {
  width: 24px;
  height: 24px;
  color: var(--primary);
}

.contact-item-text h4 {
  font-size: var(--font-size-base);
  margin-bottom: var(--space-1);
}

.contact-item-text p {
  font-size: var(--font-size-sm);
}

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

.contact-item-text a:hover {
  text-decoration: underline;
}

.social-links {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-8);
}

.social-link {
  width: 44px;
  height: 44px;
  background: var(--gray-100);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-base);
}

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

.social-link svg {
  width: 20px;
  height: 20px;
}

.contact-form-wrapper {
  background: var(--gray-50);
  border-radius: var(--radius-2xl);
  padding: var(--space-10);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

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

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
}

.form-label {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--dark);
}

.form-input,
.form-textarea {
  padding: var(--space-4);
  background: var(--accent);
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-lg);
  font-size: var(--font-size-base);
  transition: all var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
}

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

.form-submit {
  width: 100%;
  margin-top: var(--space-3);
}

/* ========== Footer ========== */
.footer {
  background: var(--dark);
  color: var(--gray-300);
  padding: var(--space-16) 0 var(--space-8);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: var(--space-12);
  margin-bottom: var(--space-12);
}

.footer-brand p {
  margin-top: var(--space-4);
  font-size: var(--font-size-sm);
  line-height: 1.7;
}

.footer-brand .logo {
  margin-bottom: var(--space-4);
}

.footer-title {
  color: var(--accent);
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-5);
}

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

.footer-links a {
  font-size: var(--font-size-sm);
  transition: all var(--transition-fast);
}

.footer-links a:hover {
  color: var(--primary-light);
  padding-left: var(--space-2);
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
  font-size: var(--font-size-sm);
}

.footer-contact-item svg {
  width: 18px;
  height: 18px;
  color: var(--primary-light);
  flex-shrink: 0;
  margin-top: 2px;
}

.footer-bottom {
  padding-top: var(--space-8);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.footer-bottom p {
  font-size: var(--font-size-sm);
  color: var(--gray-400);
}

.footer-bottom-links {
  display: flex;
  gap: var(--space-6);
}

.footer-bottom-links a {
  font-size: var(--font-size-sm);
  color: var(--gray-400);
}

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

/* ========== Mobile Menu ========== */
.mobile-menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: 80%;
  max-width: 400px;
  height: 100vh;
  background: var(--dark);
  z-index: 1001;
  padding: var(--space-20) var(--space-8);
  transition: right var(--transition-base);
}

.mobile-menu.active {
  right: 0;
}

.mobile-menu-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

.mobile-menu-overlay.active {
  opacity: 1;
  visibility: visible;
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.mobile-nav-links a {
  font-size: var(--font-size-xl);
  color: var(--accent);
  font-weight: 500;
}

.mobile-menu-close {
  position: absolute;
  top: var(--space-6);
  right: var(--space-6);
  color: var(--accent);
  font-size: var(--font-size-2xl);
}

/* ========== Animations ========== */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.slide-in-left {
  opacity: 0;
  transform: translateX(-50px);
  transition: all 0.6s ease;
}

.slide-in-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.slide-in-right {
  opacity: 0;
  transform: translateX(50px);
  transition: all 0.6s ease;
}

.slide-in-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* ========== Chat Widget ========== */
.chat-widget {
  position: fixed;
  bottom: 20px;
  right: 20px;
  width: 320px;
  max-height: 500px;
  background: var(--accent);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-2xl);
  z-index: 1000;
  font-family: var(--font-primary);
  overflow: hidden;
  transition: all var(--transition-base);
}

.chat-widget.collapsed .chat-body {
  display: none;
}

.chat-header {
  background: var(--gradient-primary);
  color: var(--accent);
  padding: var(--space-4);
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.chat-header:hover {
  background: var(--gradient-dark);
}

.chat-header-content {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.chat-avatar {
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.chat-info h4 {
  font-size: var(--font-size-base);
  font-weight: 600;
  margin: 0;
  color: var(--accent);
}

.chat-info span {
  font-size: var(--font-size-xs);
  opacity: 0.9;
}

.chat-toggle {
  background: none;
  border: none;
  color: var(--accent);
  padding: var(--space-1);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}

.chat-toggle:hover {
  background: rgba(255, 255, 255, 0.1);
}

.chat-widget.collapsed .chat-icon-open {
  display: none;
}

.chat-widget:not(.collapsed) .chat-icon-close {
  display: none;
}

.chat-body {
  display: flex;
  flex-direction: column;
  height: 400px;
}

.chat-messages {
  flex: 1;
  padding: var(--space-4);
  overflow-y: auto;
  max-height: 300px;
}

.message {
  display: flex;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
  animation: slideInMessage 0.3s ease;
}

@keyframes slideInMessage {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.message-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.bot-message .message-avatar {
  background: var(--gradient-primary);
  color: var(--accent);
}

.user-message {
  flex-direction: row-reverse;
}

.user-message .message-avatar {
  background: var(--gray-300);
  color: var(--dark);
}

.message-content {
  background: var(--gray-100);
  padding: var(--space-3);
  border-radius: var(--radius-lg);
  max-width: 70%;
  position: relative;
}

.bot-message .message-content {
  background: var(--gray-100);
  border-bottom-left-radius: var(--radius-sm);
}

.user-message .message-content {
  background: var(--primary);
  color: var(--accent);
  border-bottom-right-radius: var(--radius-sm);
}

.message-content p {
  margin: 0;
  font-size: var(--font-size-sm);
  line-height: 1.4;
}

.message-content p + p {
  margin-top: var(--space-2);
}

.quick-options {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-top: var(--space-4);
}

.quick-option {
  background: var(--accent);
  border: 2px solid var(--gray-200);
  padding: var(--space-3);
  border-radius: var(--radius-lg);
  font-size: var(--font-size-sm);
  color: var(--dark);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: left;
}

.quick-option:hover {
  border-color: var(--primary);
  background: var(--primary);
  color: var(--accent);
}

.chat-input-container {
  display: flex;
  padding: var(--space-4);
  gap: var(--space-2);
  border-top: 1px solid var(--gray-200);
}

.chat-input {
  flex: 1;
  padding: var(--space-3);
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-lg);
  font-size: var(--font-size-sm);
  transition: all var(--transition-fast);
}

.chat-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.chat-send {
  background: var(--gradient-primary);
  color: var(--accent);
  border: none;
  padding: var(--space-3);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}

.chat-send:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
}

.chat-send:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.chat-footer {
  padding: var(--space-2) var(--space-4);
  background: var(--gray-50);
  text-align: center;
  border-top: 1px solid var(--gray-200);
}

.chat-footer small {
  color: var(--gray-400);
  font-size: 11px;
}

.chat-footer a {
  color: var(--primary);
  text-decoration: none;
}

.chat-footer a:hover {
  text-decoration: underline;
}

/* Typing indicator */
.typing-indicator {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3);
  opacity: 0.7;
}

.typing-dots {
  display: flex;
  gap: 3px;
}

.typing-dot {
  width: 6px;
  height: 6px;
  background: var(--gray-400);
  border-radius: 50%;
  animation: typingDot 1.4s ease-in-out infinite;
}

.typing-dot:nth-child(2) {
  animation-delay: 0.2s;
}

.typing-dot:nth-child(3) {
  animation-delay: 0.4s;
}

@keyframes typingDot {
  0%, 60%, 100% {
    opacity: 0.3;
    transform: scale(0.8);
  }
  30% {
    opacity: 1;
    transform: scale(1);
  }
}

/* Mobile responsiveness */
@media (max-width: 768px) {
  .chat-widget {
    right: 10px;
    bottom: 10px;
    width: 300px;
  }
}

@media (max-width: 480px) {
  .chat-widget {
    width: calc(100vw - 20px);
    right: 10px;
    bottom: 10px;
  }
}

/* ========== Responsive Design ========== */
@media (max-width: 1024px) {
  :root {
    --font-size-6xl: 3rem;
    --font-size-5xl: 2.5rem;
    --font-size-4xl: 2rem;
  }

  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-content {
    max-width: 100%;
  }

  .hero-cta {
    justify-content: center;
  }

  .hero-stats {
    justify-content: center;
  }

  .hero-visual {
    display: none;
  }

  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .why-us-grid {
    grid-template-columns: 1fr;
  }

  .why-us-visual {
    order: 1;
  }

  .why-us-content {
    order: 2;
  }

  .process-timeline {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
  }

  .process-timeline::before {
    display: none;
  }

  .testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  :root {
    --font-size-6xl: 2.5rem;
    --font-size-5xl: 2rem;
    --font-size-4xl: 1.75rem;
    --container-padding: var(--space-4);
  }

  .nav-links,
  .nav-cta {
    display: none;
  }

  .mobile-menu-btn {
    display: flex;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .process-timeline {
    grid-template-columns: repeat(2, 1fr);
  }

  .testimonials-grid {
    grid-template-columns: 1fr;
  }

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

  .form-row {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  :root {
    --font-size-6xl: 2rem;
    --font-size-5xl: 1.75rem;
  }

  .hero-cta {
    flex-direction: column;
  }

  .hero-stats {
    flex-direction: column;
    gap: var(--space-4);
  }

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

  .process-timeline {
    grid-template-columns: 1fr;
  }

  .contact-form-wrapper {
    padding: var(--space-6);
  }
}