/* ========================================
   Atlas Virt — Landing Page Styles
   ======================================== */

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

:root {
  --primary: #6C63FF;
  --primary-dark: #5A52E0;
  --secondary: #3B82F6;
  --accent: #06B6D4;
  --dark: #0F172A;
  --dark-800: #1E293B;
  --dark-700: #334155;
  --dark-600: #475569;
  --gray-400: #94A3B8;
  --gray-300: #CBD5E1;
  --gray-200: #E2E8F0;
  --gray-100: #F1F5F9;
  --gray-50: #F8FAFC;
  --white: #FFFFFF;
  --gradient: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  --gradient-accent: linear-gradient(135deg, var(--secondary) 0%, var(--accent) 100%);
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  --radius: 12px;
  --radius-lg: 20px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--dark-800);
  background: var(--white);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

ul { list-style: none; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

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

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.1rem; }

.section-label {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--primary);
  margin-bottom: 12px;
}

.section-title {
  margin-bottom: 20px;
}

.section-desc {
  font-size: 1.1rem;
  color: var(--dark-600);
  max-width: 640px;
  margin: 0 auto 48px;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 50px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.1);
  opacity: 0;
  transition: var(--transition);
}

.btn:hover::after { opacity: 1; }

.btn-primary {
  background: var(--gradient);
  color: var(--white);
  box-shadow: 0 4px 15px rgba(108, 99, 255, 0.4);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(108, 99, 255, 0.5);
}

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

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.6);
  transform: translateY(-2px);
}

.btn-white {
  background: var(--white);
  color: var(--primary);
  box-shadow: var(--shadow-md);
}

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

/* --- Navigation --- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 20px 0;
  transition: var(--transition);
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: var(--shadow);
  padding: 12px 0;
}

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

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--white);
  z-index: 1001;
}

.navbar.scrolled .nav-logo { color: var(--dark); }

.nav-logo svg {
  width: 40px;
  height: 40px;
}

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

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-links a {
  font-size: 0.95rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.85);
  position: relative;
}

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

.nav-links a:hover { color: var(--white); }
.nav-links a:hover::after { width: 100%; }

.navbar.scrolled .nav-links a { color: var(--dark-600); }
.navbar.scrolled .nav-links a:hover { color: var(--primary); }

.nav-cta {
  padding: 10px 24px !important;
  background: var(--gradient) !important;
  color: var(--white) !important;
  border-radius: 50px !important;
  font-weight: 600 !important;
}

.nav-cta::after { display: none; }
.nav-cta:hover { transform: translateY(-1px); box-shadow: 0 4px 15px rgba(108, 99, 255, 0.4); }

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  z-index: 1001;
  background: none;
  border: none;
  padding: 4px;
}

.menu-toggle span {
  display: block;
  width: 26px;
  height: 2px;
  background: var(--white);
  transition: var(--transition);
  border-radius: 2px;
}

.navbar.scrolled .menu-toggle span { background: var(--dark); }

.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); }

/* --- Hero Section --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, #0F172A 0%, #1E293B 50%, #0F172A 100%);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 50%, rgba(108, 99, 255, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(59, 130, 246, 0.12) 0%, transparent 50%),
    radial-gradient(circle at 60% 80%, rgba(6, 182, 212, 0.08) 0%, transparent 50%);
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(108, 99, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(108, 99, 255, 0.05) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}

.hero-particles {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.particle {
  position: absolute;
  width: 4px;
  height: 4px;
  background: rgba(108, 99, 255, 0.4);
  border-radius: 50%;
  animation: float-particle linear infinite;
}

@keyframes float-particle {
  0% { transform: translateY(100vh) scale(0); opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { transform: translateY(-10vh) scale(1); opacity: 0; }
}

.hero .container {
  position: relative;
  z-index: 2;
  text-align: center;
  padding-top: 100px;
  padding-bottom: 60px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: rgba(108, 99, 255, 0.15);
  border: 1px solid rgba(108, 99, 255, 0.3);
  border-radius: 50px;
  color: var(--primary);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 28px;
  animation: fadeInDown 0.8s ease;
}

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

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.5); }
}

.hero h1 {
  color: var(--white);
  margin-bottom: 24px;
  animation: fadeInUp 0.8s ease 0.2s both;
}

.hero h1 .gradient-text {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: clamp(1.1rem, 2vw, 1.3rem);
  color: var(--gray-400);
  max-width: 640px;
  margin: 0 auto 40px;
  animation: fadeInUp 0.8s ease 0.4s both;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 64px;
  animation: fadeInUp 0.8s ease 0.6s both;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 64px;
  animation: fadeInUp 0.8s ease 0.8s both;
}

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

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

.stat-label {
  font-size: 0.9rem;
  color: var(--gray-400);
  margin-top: 4px;
}

/* --- Scroll indicator --- */
.scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--gray-400);
  font-size: 0.75rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  animation: fadeInUp 1s ease 1s both;
}

.scroll-mouse {
  width: 24px;
  height: 38px;
  border: 2px solid var(--gray-400);
  border-radius: 12px;
  position: relative;
}

.scroll-mouse::before {
  content: '';
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  width: 3px;
  height: 8px;
  background: var(--gray-400);
  border-radius: 2px;
  animation: scroll-wheel 2s ease-in-out infinite;
}

@keyframes scroll-wheel {
  0% { transform: translateX(-50%) translateY(0); opacity: 1; }
  100% { transform: translateX(-50%) translateY(10px); opacity: 0; }
}

/* --- About Section --- */
.about {
  padding: 120px 0;
  background: var(--white);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-content .section-label,
.about-content .section-title {
  text-align: left;
}

.about-text {
  color: var(--dark-600);
  margin-bottom: 16px;
  font-size: 1.05rem;
}

.about-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 40px;
}

.about-feature {
  text-align: center;
  padding: 24px 16px;
  border-radius: var(--radius);
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  transition: var(--transition);
}

.about-feature:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(108, 99, 255, 0.2);
}

.about-feature-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 12px;
  background: var(--gradient);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 1.3rem;
}

.about-feature h4 {
  font-size: 0.95rem;
  margin-bottom: 4px;
}

.about-feature p {
  font-size: 0.8rem;
  color: var(--gray-400);
}

.about-visual {
  position: relative;
}

.about-graphic {
  width: 100%;
  aspect-ratio: 1;
  background: linear-gradient(135deg, var(--gray-50) 0%, var(--gray-100) 100%);
  border-radius: var(--radius-lg);
  position: relative;
  overflow: hidden;
  border: 1px solid var(--gray-200);
}

.about-graphic::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 30% 40%, rgba(108, 99, 255, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 70% 60%, rgba(59, 130, 246, 0.06) 0%, transparent 50%);
}

.orbit-system {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 80%;
  height: 80%;
}

.orbit {
  position: absolute;
  top: 50%;
  left: 50%;
  border: 1px dashed rgba(108, 99, 255, 0.2);
  border-radius: 50%;
  animation: spin linear infinite;
}

.orbit:nth-child(1) {
  width: 40%;
  height: 40%;
  transform: translate(-50%, -50%);
  animation-duration: 20s;
}

.orbit:nth-child(2) {
  width: 65%;
  height: 65%;
  transform: translate(-50%, -50%);
  animation-duration: 30s;
  animation-direction: reverse;
}

.orbit:nth-child(3) {
  width: 90%;
  height: 90%;
  transform: translate(-50%, -50%);
  animation-duration: 40s;
}

.orbit-dot {
  position: absolute;
  width: 12px;
  height: 12px;
  background: var(--gradient);
  border-radius: 50%;
  top: -6px;
  left: 50%;
  transform: translateX(-50%);
  box-shadow: 0 0 12px rgba(108, 99, 255, 0.5);
}

.orbit-center {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 60px;
  height: 60px;
  background: var(--gradient);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 30px rgba(108, 99, 255, 0.3);
}

.orbit-center svg {
  width: 30px;
  height: 30px;
  fill: white;
}

@keyframes spin {
  from { transform: translate(-50%, -50%) rotate(0deg); }
  to { transform: translate(-50%, -50%) rotate(360deg); }
}

/* --- Services Section --- */
.services {
  padding: 120px 0;
  background: var(--gray-50);
}

.services .container { text-align: center; }

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 16px;
}

.service-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 48px 32px;
  text-align: left;
  border: 1px solid var(--gray-200);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

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

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

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

.service-icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, rgba(108, 99, 255, 0.1) 0%, rgba(59, 130, 246, 0.1) 100%);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  transition: var(--transition);
}

.service-card:hover .service-icon {
  background: var(--gradient);
}

.service-icon svg {
  width: 28px;
  height: 28px;
  stroke: var(--primary);
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: var(--transition);
}

.service-card:hover .service-icon svg { stroke: var(--white); }

.service-card h3 {
  margin-bottom: 12px;
  font-size: 1.3rem;
}

.service-card p {
  color: var(--dark-600);
  font-size: 0.95rem;
  margin-bottom: 20px;
}

.service-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.service-list li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  color: var(--dark-700);
}

.service-list li svg {
  width: 16px;
  height: 16px;
  stroke: var(--primary);
  fill: none;
  stroke-width: 2.5;
  flex-shrink: 0;
}

/* --- Features Section --- */
.features {
  padding: 120px 0;
  background: var(--white);
}

.features .container { text-align: center; }

.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.feature-card {
  padding: 40px 24px;
  border-radius: var(--radius-lg);
  text-align: center;
  background: var(--white);
  border: 1px solid var(--gray-200);
  transition: var(--transition);
  position: relative;
}

.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(108, 99, 255, 0.2);
}

.feature-number {
  font-size: 3rem;
  font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  opacity: 0.2;
  margin-bottom: 16px;
}

.feature-card h3 {
  margin-bottom: 12px;
}

.feature-card p {
  font-size: 0.95rem;
  color: var(--dark-600);
}

/* --- Testimonials Section --- */
.testimonials {
  padding: 120px 0;
  background: linear-gradient(135deg, #0F172A 0%, #1E293B 100%);
  color: var(--white);
}

.testimonials .container { text-align: center; }
.testimonials .section-title { color: var(--white); }
.testimonials .section-desc { color: var(--gray-400); }

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.testimonial-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  text-align: left;
  transition: var(--transition);
  backdrop-filter: blur(10px);
}

.testimonial-card:hover {
  background: rgba(255, 255, 255, 0.08);
  transform: translateY(-4px);
  border-color: rgba(108, 99, 255, 0.3);
}

.testimonial-stars {
  display: flex;
  gap: 4px;
  margin-bottom: 20px;
}

.testimonial-stars svg {
  width: 18px;
  height: 18px;
  fill: #FBBF24;
}

.testimonial-text {
  font-size: 1rem;
  color: var(--gray-300);
  font-style: italic;
  margin-bottom: 24px;
  line-height: 1.8;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 14px;
}

.testimonial-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--white);
}

.testimonial-name {
  font-weight: 600;
  font-size: 0.95rem;
}

.testimonial-role {
  font-size: 0.85rem;
  color: var(--gray-400);
}

/* --- CTA Section --- */
.cta {
  padding: 100px 0;
  background: var(--gradient);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 80% 50%, rgba(255, 255, 255, 0.05) 0%, transparent 50%);
}

.cta .container { position: relative; z-index: 2; }

.cta h2 {
  color: var(--white);
  margin-bottom: 16px;
}

.cta p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 1.15rem;
  max-width: 560px;
  margin: 0 auto 36px;
}

/* --- Contact Section --- */
.contact {
  padding: 120px 0;
  background: var(--gray-50);
}

.contact .container { text-align: center; }

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 64px;
  text-align: left;
  margin-top: 16px;
}

.contact-info-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.contact-info-card {
  padding: 24px;
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid var(--gray-200);
  transition: var(--transition);
}

.contact-info-card:hover {
  border-color: rgba(108, 99, 255, 0.2);
  box-shadow: var(--shadow);
}

.contact-info-card .icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, rgba(108, 99, 255, 0.1) 0%, rgba(59, 130, 246, 0.1) 100%);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 12px;
}

.contact-info-card .icon svg {
  width: 20px;
  height: 20px;
  stroke: var(--primary);
  fill: none;
  stroke-width: 2;
}

.contact-info-card h4 {
  font-size: 0.85rem;
  color: var(--gray-400);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 6px;
  font-weight: 600;
}

.contact-info-card p {
  color: var(--dark-800);
  font-size: 0.95rem;
  font-weight: 500;
}

.contact-form {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 48px;
  border: 1px solid var(--gray-200);
  box-shadow: var(--shadow);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--dark-700);
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 14px 18px;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-family: inherit;
  transition: var(--transition);
  background: var(--gray-50);
  color: var(--dark);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(108, 99, 255, 0.1);
  background: var(--white);
}

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

.contact-form .btn {
  width: 100%;
  justify-content: center;
}

/* --- Footer --- */
.footer {
  background: var(--dark);
  color: var(--gray-400);
  padding: 80px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 60px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-brand p {
  margin-top: 16px;
  font-size: 0.95rem;
  line-height: 1.7;
}

.footer-col h4 {
  color: var(--white);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 20px;
}

.footer-col a {
  display: block;
  padding: 6px 0;
  font-size: 0.95rem;
  color: var(--gray-400);
}

.footer-col a:hover { color: var(--white); padding-left: 4px; }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 28px 0;
  font-size: 0.85rem;
}

.footer-bottom-links {
  display: flex;
  gap: 24px;
}

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

/* --- Form Success State --- */
.form-success {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 48px 32px;
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.form-success.visible {
  opacity: 1;
  transform: translateY(0);
}

.form-success-icon {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: linear-gradient(135deg, #10B981 0%, #059669 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: white;
  box-shadow: 0 8px 24px rgba(16, 185, 129, 0.35);
  animation: pop-in 0.4s cubic-bezier(0.34, 1.56, 0.64, 1) both;
}

@keyframes pop-in {
  from { transform: scale(0.4); opacity: 0; }
  to   { transform: scale(1);   opacity: 1; }
}

.form-success h3 {
  font-size: 1.4rem;
  color: var(--dark);
  margin-bottom: 8px;
}

.form-success p {
  color: var(--dark-600);
  font-size: 0.97rem;
}

@keyframes spin-icon {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

/* --- Animations --- */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-20px); }
  to { opacity: 1; transform: translateY(0); }
}

.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

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

@media (max-width: 768px) {
  .menu-toggle { display: flex; }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 360px;
    height: 100vh;
    background: var(--dark);
    flex-direction: column;
    justify-content: center;
    padding: 32px;
    gap: 24px;
    transition: var(--transition);
    box-shadow: var(--shadow-xl);
  }

  .nav-links.active { right: 0; }
  .nav-links a { color: var(--gray-300) !important; font-size: 1.1rem; }
  .nav-links a:hover { color: var(--white) !important; }

  .mobile-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
  }

  .mobile-overlay.active { display: block; }

  .hero-stats { gap: 32px; flex-wrap: wrap; }
  .stat-number { font-size: 2rem; }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .about-visual { order: -1; }

  .about-features {
    grid-template-columns: repeat(3, 1fr);
  }

  .services-grid { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; }
  .testimonials-grid { grid-template-columns: 1fr; max-width: 520px; margin: 0 auto; }
  .features-grid { grid-template-columns: 1fr 1fr; }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
}

@media (max-width: 480px) {
  .hero h1 { font-size: 2rem; }
  .hero-stats { gap: 20px; }
  .features-grid { grid-template-columns: 1fr; }
  .about-features { grid-template-columns: 1fr; }
  .contact-info-cards { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .contact-form { padding: 28px; }
}