/* =====================================================
   ANAYA ONLINE — Premium Dark Theme Design System
   ===================================================== */

/* ---------- Google Fonts ---------- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800&display=swap');

/* ---------- CSS Custom Properties ---------- */
:root {
  /* Colors */
  --clr-bg-primary:    #0a0e1a;
  --clr-bg-secondary:  #111827;
  --clr-bg-card:       rgba(17, 24, 39, 0.7);
  --clr-bg-glass:      rgba(255, 255, 255, 0.04);
  --clr-border-glass:  rgba(255, 255, 255, 0.08);

  --clr-accent-blue:   #3b82f6;
  --clr-accent-violet: #8b5cf6;
  --clr-accent-cyan:   #06b6d4;
  --clr-accent-pink:   #ec4899;

  --clr-text-primary:  #f1f5f9;
  --clr-text-secondary:#94a3b8;
  --clr-text-muted:    #64748b;

  --clr-success:       #10b981;
  --clr-error:         #ef4444;
  --clr-warning:       #f59e0b;

  /* Gradients */
  --gradient-hero:     linear-gradient(135deg, #0a0e1a 0%, #1a1040 40%, #0d1b2a 100%);
  --gradient-accent:   linear-gradient(135deg, var(--clr-accent-blue), var(--clr-accent-violet));
  --gradient-card:     linear-gradient(145deg, rgba(59,130,246,0.08), rgba(139,92,246,0.05));
  --gradient-glow:     radial-gradient(ellipse at 50% 0%, rgba(59,130,246,0.15), transparent 60%);

  /* Typography */
  --font-heading: 'Outfit', sans-serif;
  --font-body:    'Inter', sans-serif;

  /* Spacing */
  --space-xs:  0.25rem;
  --space-sm:  0.5rem;
  --space-md:  1rem;
  --space-lg:  1.5rem;
  --space-xl:  2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;

  /* Borders */
  --radius-sm:  0.5rem;
  --radius-md:  0.75rem;
  --radius-lg:  1rem;
  --radius-xl:  1.5rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-card: 0 4px 30px rgba(0, 0, 0, 0.3);
  --shadow-glow: 0 0 40px rgba(59, 130, 246, 0.15);
  --shadow-btn:  0 4px 15px rgba(59, 130, 246, 0.3);

  /* Transitions */
  --transition-fast:   0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow:   0.5s ease;

  /* Layout */
  --max-width: 1200px;
  --nav-height: 70px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  background-color: var(--clr-bg-primary);
  color: var(--clr-text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: inherit;
  text-decoration: none;
}

ul, ol {
  list-style: none;
}

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

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

input, textarea, select {
  font-family: inherit;
  outline: none;
}

::selection {
  background: var(--clr-accent-blue);
  color: #fff;
}

/* ---------- Utility Classes ---------- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.section {
  padding: var(--space-4xl) 0;
  position: relative;
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.section-badge {
  display: inline-block;
  padding: var(--space-xs) var(--space-lg);
  background: var(--gradient-accent);
  background-size: 200% 200%;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: #fff;
  margin-bottom: var(--space-md);
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--space-md);
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--clr-text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

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

/* ---------- Scroll Reveal Animations ---------- */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

.reveal-left {
  opacity: 0;
  transform: translateX(-50px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal-left.revealed {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(50px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal-right.revealed {
  opacity: 1;
  transform: translateX(0);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.9);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal-scale.revealed {
  opacity: 1;
  transform: scale(1);
}

/* Staggered delays */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }
.delay-6 { transition-delay: 0.6s; }

/* =====================================================
   NAVIGATION
   ===================================================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--nav-height);
  z-index: 1000;
  transition: background var(--transition-normal), box-shadow var(--transition-normal);
}

.navbar.scrolled {
  background: rgba(10, 14, 26, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--clr-border-glass);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.2);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.nav-logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.5px;
}

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

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

.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--clr-text-secondary);
  position: relative;
  transition: color var(--transition-fast);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-accent);
  border-radius: 2px;
  transition: width var(--transition-normal);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--clr-text-primary);
}

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

.nav-cta {
  padding: 0.6rem 1.4rem;
  background: var(--gradient-accent);
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.85rem;
  color: #fff !important;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.nav-cta::after {
  display: none !important;
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-btn);
}

/* Hamburger Menu */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--clr-text-primary);
  border-radius: 2px;
  transition: var(--transition-fast);
}

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

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

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

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

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

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.35;
}

.hero-glow {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.3;
  z-index: 0;
  animation: float 8s ease-in-out infinite;
}

.hero-glow-1 {
  background: var(--clr-accent-blue);
  top: -200px;
  right: -100px;
}

.hero-glow-2 {
  background: var(--clr-accent-violet);
  bottom: -200px;
  left: -100px;
  animation-delay: 4s;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(30px, -30px); }
}

.hero .container {
  position: relative;
  z-index: 1;
  padding-top: var(--nav-height);
}

.hero-content {
  max-width: 700px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-lg);
  background: var(--clr-bg-glass);
  border: 1px solid var(--clr-border-glass);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  color: var(--clr-text-secondary);
  margin-bottom: var(--space-xl);
  backdrop-filter: blur(10px);
}

.hero-badge .dot {
  width: 8px;
  height: 8px;
  background: var(--clr-success);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: var(--space-lg);
}

.hero-description {
  font-size: 1.15rem;
  color: var(--clr-text-secondary);
  margin-bottom: var(--space-2xl);
  max-width: 560px;
  line-height: 1.8;
}

.hero-buttons {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0.9rem 2rem;
  background: var(--gradient-accent);
  color: #fff;
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: var(--radius-full);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-btn);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0.9rem 2rem;
  background: transparent;
  color: var(--clr-text-primary);
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid var(--clr-border-glass);
  border-radius: var(--radius-full);
  backdrop-filter: blur(10px);
  transition: all var(--transition-fast);
}

.btn-secondary:hover {
  border-color: var(--clr-accent-blue);
  background: rgba(59, 130, 246, 0.1);
  transform: translateY(-3px);
}

.hero-stats {
  display: flex;
  gap: var(--space-3xl);
  margin-top: var(--space-3xl);
  padding-top: var(--space-2xl);
  border-top: 1px solid var(--clr-border-glass);
}

.hero-stat h3 {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-stat p {
  font-size: 0.85rem;
  color: var(--clr-text-muted);
  margin-top: 2px;
}

/* =====================================================
   SERVICES SECTION
   ===================================================== */
.services {
  background: var(--clr-bg-primary);
  position: relative;
}

.services::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--clr-border-glass), transparent);
}

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

.service-card {
  position: relative;
  padding: var(--space-2xl);
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border-glass);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  transition: all var(--transition-normal);
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-accent);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.service-card:hover {
  transform: translateY(-8px);
  border-color: rgba(59, 130, 246, 0.2);
  box-shadow: var(--shadow-glow);
}

.service-card:hover::before {
  opacity: 1;
}

.service-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-card);
  border: 1px solid var(--clr-border-glass);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-lg);
  font-size: 1.5rem;
}

.service-card h3 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.service-card p {
  font-size: 0.9rem;
  color: var(--clr-text-secondary);
  margin-bottom: var(--space-lg);
  line-height: 1.7;
}

.service-features {
  margin-bottom: var(--space-xl);
}

.service-features li {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.85rem;
  color: var(--clr-text-secondary);
  padding: var(--space-xs) 0;
}

.service-features li::before {
  content: '✓';
  color: var(--clr-success);
  font-weight: 700;
  font-size: 0.8rem;
}

.btn-buy {
  width: 100%;
  padding: 0.75rem 1.5rem;
  background: transparent;
  border: 1px solid var(--clr-accent-blue);
  color: var(--clr-accent-blue);
  font-weight: 600;
  font-size: 0.9rem;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  transition: all var(--transition-fast);
}

.btn-buy:hover {
  background: var(--gradient-accent);
  border-color: transparent;
  color: #fff;
  box-shadow: var(--shadow-btn);
  transform: translateY(-2px);
}

/* =====================================================
   ABOUT SECTION
   ===================================================== */
.about {
  background: var(--clr-bg-secondary);
  position: relative;
  overflow: hidden;
}

.about::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(59,130,246,0.08), transparent 70%);
  border-radius: 50%;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.about-content h2 {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 2.5rem);
  font-weight: 700;
  margin-bottom: var(--space-lg);
  line-height: 1.2;
}

.about-content p {
  color: var(--clr-text-secondary);
  margin-bottom: var(--space-lg);
  line-height: 1.8;
}

.about-highlights {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  margin-top: var(--space-xl);
}

.about-highlight {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
}

.about-highlight-icon {
  width: 40px;
  height: 40px;
  min-width: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-card);
  border: 1px solid var(--clr-border-glass);
  border-radius: var(--radius-sm);
  font-size: 1.1rem;
}

.about-highlight h4 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 2px;
}

.about-highlight p {
  font-size: 0.8rem;
  color: var(--clr-text-muted);
  margin-bottom: 0;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}

.stat-card {
  padding: var(--space-xl);
  background: var(--clr-bg-glass);
  border: 1px solid var(--clr-border-glass);
  border-radius: var(--radius-lg);
  text-align: center;
  backdrop-filter: blur(10px);
  transition: transform var(--transition-fast);
}

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

.stat-number {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 800;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--clr-text-muted);
  margin-top: 4px;
}

/* =====================================================
   WHY CHOOSE US
   ===================================================== */
.why-us {
  background: var(--clr-bg-primary);
  position: relative;
}

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

.why-card {
  text-align: center;
  padding: var(--space-2xl) var(--space-lg);
  background: var(--clr-bg-glass);
  border: 1px solid var(--clr-border-glass);
  border-radius: var(--radius-lg);
  transition: all var(--transition-normal);
}

.why-card:hover {
  border-color: rgba(59, 130, 246, 0.2);
  background: var(--gradient-card);
  transform: translateY(-5px);
}

.why-icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-lg);
  background: var(--gradient-card);
  border: 1px solid var(--clr-border-glass);
  border-radius: var(--radius-md);
  font-size: 1.6rem;
}

.why-card h3 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.why-card p {
  font-size: 0.85rem;
  color: var(--clr-text-secondary);
  line-height: 1.7;
}

/* =====================================================
   TESTIMONIALS
   ===================================================== */
.testimonials {
  background: var(--clr-bg-secondary);
  position: relative;
  overflow: hidden;
}

.testimonials::before {
  content: '';
  position: absolute;
  bottom: -200px;
  left: -200px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(139,92,246,0.08), transparent 70%);
  border-radius: 50%;
}

.testimonials-track {
  display: flex;
  gap: var(--space-xl);
  overflow: hidden;
  position: relative;
}

.testimonial-card {
  flex: 0 0 calc(33.333% - var(--space-lg));
  padding: var(--space-2xl);
  background: var(--clr-bg-glass);
  border: 1px solid var(--clr-border-glass);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  transition: transform var(--transition-normal);
}

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

.testimonial-stars {
  display: flex;
  gap: 4px;
  margin-bottom: var(--space-md);
  color: var(--clr-warning);
  font-size: 0.9rem;
}

.testimonial-text {
  font-size: 0.95rem;
  color: var(--clr-text-secondary);
  line-height: 1.8;
  margin-bottom: var(--space-lg);
  font-style: italic;
}

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

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

.testimonial-info h4 {
  font-size: 0.9rem;
  font-weight: 600;
}

.testimonial-info p {
  font-size: 0.8rem;
  color: var(--clr-text-muted);
}

.testimonials-dots {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
  margin-top: var(--space-2xl);
}

.testimonials-dots button {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--clr-text-muted);
  opacity: 0.3;
  transition: all var(--transition-fast);
}

.testimonials-dots button.active {
  opacity: 1;
  background: var(--clr-accent-blue);
  width: 30px;
  border-radius: 5px;
}

/* =====================================================
   CONTACT SECTION
   ===================================================== */
.contact {
  background: var(--clr-bg-primary);
  position: relative;
}

.contact::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--clr-border-glass), transparent);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--space-3xl);
}

.contact-info h2 {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 2.5rem);
  font-weight: 700;
  margin-bottom: var(--space-md);
}

.contact-info > p {
  color: var(--clr-text-secondary);
  margin-bottom: var(--space-2xl);
  line-height: 1.8;
}

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

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

.contact-item-icon {
  width: 44px;
  height: 44px;
  min-width: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-card);
  border: 1px solid var(--clr-border-glass);
  border-radius: var(--radius-sm);
  font-size: 1.1rem;
}

.contact-item h4 {
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 2px;
}

.contact-item p {
  font-size: 0.85rem;
  color: var(--clr-text-secondary);
}

.contact-form-wrapper {
  padding: var(--space-2xl);
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border-glass);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
}

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

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

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--clr-text-secondary);
  margin-bottom: var(--space-xs);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--clr-bg-glass);
  border: 1px solid var(--clr-border-glass);
  border-radius: var(--radius-sm);
  color: var(--clr-text-primary);
  font-size: 0.9rem;
  transition: border-color var(--transition-fast);
}

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

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--clr-accent-blue);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

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

.form-group select option {
  background: var(--clr-bg-secondary);
  color: var(--clr-text-primary);
}

.form-error {
  font-size: 0.75rem;
  color: var(--clr-error);
  margin-top: 4px;
  display: none;
}

.form-group.error input,
.form-group.error textarea,
.form-group.error select {
  border-color: var(--clr-error);
}

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

.btn-submit {
  width: 100%;
  padding: 0.9rem 2rem;
  background: var(--gradient-accent);
  color: #fff;
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
}

.btn-submit:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-btn);
}

.btn-submit:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none;
}

.btn-submit .spinner {
  display: none;
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

.btn-submit.loading .spinner {
  display: inline-block;
}

.btn-submit.loading span {
  display: none;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* =====================================================
   BUY MODAL
   ===================================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(8px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-xl);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}

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

.modal {
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
  background: var(--clr-bg-secondary);
  border: 1px solid var(--clr-border-glass);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
  transform: translateY(30px) scale(0.95);
  transition: transform var(--transition-normal);
  position: relative;
}

.modal-overlay.active .modal {
  transform: translateY(0) scale(1);
}

.modal-close {
  position: absolute;
  top: var(--space-lg);
  right: var(--space-lg);
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--clr-bg-glass);
  border: 1px solid var(--clr-border-glass);
  border-radius: 50%;
  color: var(--clr-text-secondary);
  font-size: 1.2rem;
  transition: all var(--transition-fast);
}

.modal-close:hover {
  background: rgba(239, 68, 68, 0.1);
  border-color: var(--clr-error);
  color: var(--clr-error);
}

.modal-header {
  margin-bottom: var(--space-xl);
}

.modal-header h2 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: var(--space-xs);
}

.modal-header p {
  color: var(--clr-text-secondary);
  font-size: 0.9rem;
}

.modal-service-tag {
  display: inline-block;
  padding: var(--space-xs) var(--space-md);
  background: var(--gradient-card);
  border: 1px solid var(--clr-border-glass);
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  color: var(--clr-accent-blue);
  font-weight: 500;
  margin-bottom: var(--space-md);
}

/* =====================================================
   SUCCESS / ERROR TOAST
   ===================================================== */
.toast {
  position: fixed;
  top: calc(var(--nav-height) + var(--space-md));
  right: var(--space-xl);
  padding: var(--space-md) var(--space-xl);
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 500;
  z-index: 3000;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  transform: translateX(120%);
  transition: transform var(--transition-normal);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.toast.show {
  transform: translateX(0);
}

.toast-success {
  background: var(--clr-bg-secondary);
  border: 1px solid var(--clr-success);
  color: var(--clr-success);
}

.toast-error {
  background: var(--clr-bg-secondary);
  border: 1px solid var(--clr-error);
  color: var(--clr-error);
}

/* =====================================================
   FOOTER
   ===================================================== */
.footer {
  background: var(--clr-bg-secondary);
  padding: var(--space-3xl) 0 var(--space-xl);
  border-top: 1px solid var(--clr-border-glass);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-3xl);
  margin-bottom: var(--space-3xl);
}

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

.footer-brand p {
  font-size: 0.85rem;
  color: var(--clr-text-secondary);
  line-height: 1.8;
  margin-top: var(--space-md);
}

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

.footer-social a {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--clr-bg-glass);
  border: 1px solid var(--clr-border-glass);
  border-radius: var(--radius-sm);
  color: var(--clr-text-secondary);
  font-size: 1rem;
  transition: all var(--transition-fast);
}

.footer-social a:hover {
  border-color: var(--clr-accent-blue);
  color: var(--clr-accent-blue);
  transform: translateY(-2px);
}

.footer-col h4 {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: var(--space-lg);
}

.footer-col a {
  display: block;
  font-size: 0.85rem;
  color: var(--clr-text-secondary);
  padding: var(--space-xs) 0;
  transition: color var(--transition-fast);
}

.footer-col a:hover {
  color: var(--clr-accent-blue);
}

.footer-bottom {
  padding-top: var(--space-xl);
  border-top: 1px solid var(--clr-border-glass);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-bottom p {
  font-size: 0.8rem;
  color: var(--clr-text-muted);
}

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

.footer-bottom-links a {
  font-size: 0.8rem;
  color: var(--clr-text-muted);
  transition: color var(--transition-fast);
}

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

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

/* Tablet */
@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .testimonial-card {
    flex: 0 0 calc(50% - var(--space-md));
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
  }
}

/* Mobile */
@media (max-width: 768px) {
  :root {
    --nav-height: 60px;
  }

  .container {
    padding: 0 var(--space-md);
  }

  .section {
    padding: var(--space-3xl) 0;
  }

  /* Nav Mobile */
  .hamburger {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: rgba(10, 14, 26, 0.95);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: var(--space-xl);
    gap: var(--space-md);
    border-bottom: 1px solid var(--clr-border-glass);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
  }

  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  /* Hero Mobile */
  .hero-title {
    font-size: clamp(2rem, 8vw, 3rem);
  }

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

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

  .hero-buttons .btn-primary,
  .hero-buttons .btn-secondary {
    justify-content: center;
  }

  /* Services Mobile */
  .services-grid {
    grid-template-columns: 1fr;
  }

  /* About Mobile */
  .about-grid {
    grid-template-columns: 1fr;
  }

  .about-highlights {
    grid-template-columns: 1fr;
  }

  .about-stats {
    order: -1;
  }

  /* Why Us Mobile */
  .why-us-grid {
    grid-template-columns: 1fr;
  }

  /* Testimonials Mobile */
  .testimonial-card {
    flex: 0 0 100%;
  }

  /* Contact Mobile */
  .contact-grid {
    grid-template-columns: 1fr;
  }

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

  /* Footer Mobile */
  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--space-md);
    text-align: center;
  }
}

/* Small Mobile */
@media (max-width: 480px) {
  .hero-title {
    font-size: 1.8rem;
  }

  .section-title {
    font-size: 1.6rem;
  }

  .stat-number {
    font-size: 2rem;
  }

  .modal {
    padding: var(--space-lg);
  }
}

/* ---------- Accessibility ---------- */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .reveal,
  .reveal-left,
  .reveal-right,
  .reveal-scale {
    opacity: 1;
    transform: none;
  }
}

/* Focus visible for keyboard navigation */
*:focus-visible {
  outline: 2px solid var(--clr-accent-blue);
  outline-offset: 2px;
}

/* ---------- Scrollbar ---------- */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--clr-bg-primary);
}

::-webkit-scrollbar-thumb {
  background: var(--clr-text-muted);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--clr-text-secondary);
}