/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #2c3e50;
    background-color: #ffffff;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: 0.5rem;
}

h1 { font-size: clamp(2rem, 4vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 3vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); }

p {
    margin-bottom: 1rem;
    color: #64748b;
}

/* Button Styles */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 14px 28px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    text-align: center;
    justify-content: center;
}

.btn-primary {
    background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
    color: white;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(59, 130, 246, 0.4);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: #1e293b;
    border: 2px solid #e2e8f0;
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: #f8fafc;
    border-color: #3b82f6;
    color: #3b82f6;
}

/* Header Styles */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(226, 232, 240, 0.8);
    transition: all 0.3s ease;
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: #1e293b;
    text-decoration: none;
}

.nav-logo i {
    font-size: 2rem;
    color: #3b82f6;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-menu a {
    text-decoration: none;
    color: #64748b;
    font-weight: 500;
    font-size: 1rem;
    transition: all 0.3s ease;
    position: relative;
}

.nav-menu a:hover {
    color: #3b82f6;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: #3b82f6;
    transition: width 0.3s ease;
}

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

.nav-cta {
    background: #3b82f6 !important;
    color: white !important;
    padding: 0.75rem 1.5rem !important;
    border-radius: 6px !important;
}

.nav-cta:hover {
    background: #1d4ed8 !important;
    transform: translateY(-1px);
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: #64748b;
    border-radius: 2px;
    transition: all 0.3s ease;
}

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="%23e2e8f0" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    position: relative;
    z-index: 2;
}

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

.hero-title {
    margin-bottom: 1.5rem;
    color: #1e293b;
    font-weight: 700;
}

.highlight {
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    line-height: 1.7;
    color: #475569;
}

.hero-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 500;
    color: #1e293b;
}

.stat-item i {
    color: #10b981;
    font-size: 1.25rem;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.crypto-animation {
    position: relative;
    width: 400px;
    height: 400px;
}

.crypto-icon {
    position: absolute;
    width: 80px;
    height: 80px;
    background: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    animation: float 6s ease-in-out infinite;
}

.crypto-icon.bitcoin {
    top: 20px;
    left: 50px;
    color: #f7931a;
    animation-delay: 0s;
}

.crypto-icon.ethereum {
    top: 100px;
    right: 30px;
    color: #627eea;
    animation-delay: 2s;
}

.crypto-icon.shield {
    bottom: 50px;
    left: 100px;
    color: #3b82f6;
    animation-delay: 4s;
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
    color: white;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    25% { transform: translateY(-20px) rotate(5deg); }
    50% { transform: translateY(-10px) rotate(-5deg); }
    75% { transform: translateY(-15px) rotate(3deg); }
}

.trust-indicators {
    background: white;
    border-top: 1px solid #e2e8f0;
    padding: 2rem 0;
    margin-top: 3rem;
}

.trust-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    text-align: center;
}

.trust-text {
    color: #64748b;
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.trust-badges {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
}

.trust-badge {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: #1e293b;
    font-weight: 500;
}

.trust-badge i {
    color: #10b981;
    font-size: 1.5rem;
}

/* Section Header */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.section-header h2 {
    color: #1e293b;
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.2rem;
    color: #64748b;
}

/* Services Section */
.services {
    padding: 100px 0;
    background: #ffffff;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    background: #ffffff;
    padding: 2.5rem;
    border-radius: 16px;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid #f1f5f9;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

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

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    color: white;
}

.service-card h3 {
    color: #1e293b;
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.service-card p {
    color: #64748b;
    line-height: 1.7;
}

/* Process Section */
.process {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.process-steps {
    display: grid;
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.process-step {
    display: grid;
    grid-template-columns: 80px 1fr 80px;
    gap: 2rem;
    align-items: center;
    background: white;
    padding: 2.5rem;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    position: relative;
    transition: all 0.3s ease;
}

.process-step:hover {
    transform: translateX(10px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
}

.step-number {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
}

.step-content h3 {
    color: #1e293b;
    margin-bottom: 0.5rem;
    font-size: 1.5rem;
}

.step-content p {
    color: #64748b;
    line-height: 1.7;
}

.step-icon {
    width: 60px;
    height: 60px;
    background: #f1f5f9;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: #3b82f6;
}

/* Services section */
.services {
  padding: 4rem 1rem;
  background: #f7f7f7;
}

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

.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.section-header .badge {
  display: inline-block;
  padding: 0.3rem 0.8rem;
  background: #e0ebff;
  color: #2563eb;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: bold;
  margin-bottom: 1rem;
}

.section-header h2 {
  font-size: 2rem;
  font-weight: bold;
  margin-bottom: 1rem;
}

.section-header p {
  font-size: 1.1rem;
  color: #555;
  max-width: 600px;
  margin: 0 auto;
}

/* Grid layout */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

/* Card styling */
.card {
  background: #fff;
  padding: 2rem;
  border-radius: 1rem;
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
  transition: transform 0.2s ease;
}

.card:hover {
  transform: translateY(-5px);
}

/* Icon styling */
.card .icon {
  width: 3rem;
  height: 3rem;
  background: #e0ebff;
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

.card .icon i {
  width: 24px;
  height: 24px;
  color: #2563eb;
}

/* Text styling */
.card h3 {
  font-size: 1.25rem;
  font-weight: bold;
  margin-bottom: 0.8rem;
}

.card p {
  font-size: 0.95rem;
  color: #555;
  margin-bottom: 1rem;
}

.card ul {
  list-style: none;
  font-size: 0.9rem;
  color: #555;
}

.card ul li {
  margin-bottom: 0.3rem;
}

/* Cryptocurrency Section */
.cryptocurrencies {
    padding: 100px 0;
    background: #ffffff;
}

.crypto-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.crypto-card {
    background: #ffffff;
    padding: 2.5rem;
    border-radius: 16px;
    text-align: center;
    border: 1px solid #f1f5f9;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.crypto-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.05), rgba(139, 92, 246, 0.05));
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.crypto-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.crypto-icon-large {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2.5rem;
    position: relative;
    z-index: 2;
}

.crypto-icon-large.bitcoin {
    background: linear-gradient(135deg, #f7931a, #e67e22);
    color: white;
}

.crypto-icon-large.ethereum {
    background: linear-gradient(135deg, #627eea, #3f51b5);
    color: white;
}

.crypto-icon-large:not(.bitcoin):not(.ethereum) {
    background: linear-gradient(135deg, #64748b, #475569);
    color: white;
}

.crypto-card h3 {
    color: #1e293b;
    margin-bottom: 1rem;
    font-size: 1.5rem;
    position: relative;
    z-index: 2;
}

.crypto-card p {
    color: #64748b;
    line-height: 1.7;
    position: relative;
    z-index: 2;
}

.crypto-guarantee {
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    padding: 3rem;
    border-radius: 16px;
    text-align: center;
    color: white;
    margin-top: 3rem;
}

.crypto-guarantee p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: rgba(255, 255, 255, 0.9);
}

.crypto-guarantee .btn-primary {
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.crypto-guarantee .btn-primary:hover {
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.5);
}

/* Testimonials Section */
.testimonials {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.testimonials-slider {
    position: relative;
    max-width: 800px;
    margin: 0 auto 3rem;
    overflow: hidden;
    min-height: 400px;
}

.testimonial-card {
    background: white;
    padding: 3rem;
    border-radius: 16px;
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.1);
    text-align: center;
    opacity: 0;
    visibility: hidden;
    transform: translateX(100px);
    transition: all 0.5s ease;
    position: absolute;
    width: calc(100% - 6rem);
    top: 0;
    left: 3rem;
    right: 3rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
    box-sizing: border-box;
}

.testimonial-card.active {
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
    position: relative;
    left: 0;
    right: 0;
    width: 100%;
}

.testimonial-photo {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
    border: 4px solid #ffffff;
    position: relative;
}

.testimonial-photo::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 50%;
    border: 2px solid #3b82f6;
    opacity: 0.5;
}

.testimonial-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
}

.testimonial-content {
    max-width: 700px;
    margin: 0 auto;
}

.testimonial-content p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #475569;
    margin-bottom: 0;
    font-style: italic;
    text-align: center;
}

.testimonial-author {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.author-info h4 {
    color: #1e293b;
    font-size: 1.25rem;
    margin-bottom: 0.25rem;
}

.author-info span {
    color: #10b981;
    font-weight: 500;
}

.testimonial-rating {
    display: flex;
    gap: 0.25rem;
}

.testimonial-rating i {
    color: #fbbf24;
    font-size: 1.25rem;
}

.testimonial-nav {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
}

.nav-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: white;
    border: 1px solid #e2e8f0;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1.25rem;
    color: #64748b;
}

.nav-btn:hover {
    background: #3b82f6;
    color: white;
    border-color: #3b82f6;
}

.testimonial-dots {
    display: flex;
    gap: 0.75rem;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #cbd5e1;
    cursor: pointer;
    transition: all 0.3s ease;
}

.dot.active {
    background: #3b82f6;
    transform: scale(1.2);
}

/* FAQ Section */
.faq {
    padding: 100px 0;
    background: #ffffff;
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: white;
    border: 1px solid #f1f5f9;
    border-radius: 12px;
    margin-bottom: 1rem;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item:hover {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.faq-question {
    padding: 1.5rem 2rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: #ffffff;
    transition: all 0.3s ease;
}

.faq-question:hover {
    background: #f8fafc;
}

.faq-question h3 {
    color: #1e293b;
    font-size: 1.2rem;
    margin: 0;
}

.faq-question i {
    color: #3b82f6;
    font-size: 1.25rem;
    transition: transform 0.3s ease;
}

.faq-item.active .faq-question i {
    transform: rotate(45deg);
}

.faq-answer {
    padding: 0 2rem;
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s ease;
    background: #f8fafc;
}

.faq-item.active .faq-answer {
    padding: 1.5rem 2rem;
    max-height: 300px;
}

.faq-answer p {
    color: #64748b;
    line-height: 1.7;
    margin: 0;
}

/* Contact Section */
.contact {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.contact-item {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.contact-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    flex-shrink: 0;
}

.contact-details h3 {
    color: #1e293b;
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.contact-details p {
    color: #3b82f6;
    font-weight: 500;
    margin-bottom: 0.25rem;
}

.contact-details span {
    color: #64748b;
    font-size: 0.9rem;
}

.contact-form {
    background: white;
    padding: 3rem;
    border-radius: 16px;
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.1);
}

.contact-form h3 {
    color: #1e293b;
    font-size: 1.5rem;
    margin-bottom: 2rem;
    text-align: center;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: #374151;
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: #ffffff;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

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

.form-disclaimer {
    font-size: 0.9rem;
    color: #64748b;
    text-align: center;
    margin-top: 1rem;
}

/* Footer */
.footer {
    background: #1e293b;
    color: #94a3b8;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 1.5fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-brand {
    max-width: 400px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    margin-bottom: 1.5rem;
}

.footer-logo i {
    font-size: 2rem;
    color: #3b82f6;
}

.footer-brand p {
    color: #94a3b8;
    line-height: 1.7;
    margin-bottom: 2rem;
}

.footer-certifications {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.cert-badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #10b981;
    font-size: 0.9rem;
    font-weight: 500;
}

.footer-column h4 {
    color: white;
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
}

.footer-column ul {
    list-style: none;
}

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

.footer-column ul li a {
    color: #94a3b8;
    text-decoration: none;
    transition: all 0.3s ease;
}

.footer-column ul li a:hover {
    color: #3b82f6;
}

.footer-contact h4 {
    color: white;
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
}

.contact-quick {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: #94a3b8;
    text-decoration: none;
    padding: 0.75rem;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.contact-link:hover {
    background: rgba(59, 130, 246, 0.1);
    color: #3b82f6;
}

.contact-link i {
    font-size: 1.25rem;
    width: 20px;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 2rem;
    border-top: 1px solid #334155;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-copyright p {
    color: #64748b;
    font-size: 0.9rem;
}

.footer-security {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-security p {
    color: #10b981;
    font-size: 0.9rem;
    margin: 0;
}

.footer-security i {
    color: #10b981;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        padding-top: 3rem;
        transition: all 0.3s ease;
        gap: 2rem;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(6px, 6px);
    }
    
    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(6px, -6px);
    }
    
    .hero {
        padding: 100px 0 60px;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .process-step {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 1.5rem;
    }
    
    .testimonial-nav {
        flex-wrap: wrap;
        gap: 1rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .nav-container {
        padding: 1rem 15px;
    }
    
    .btn {
        padding: 12px 20px;
        font-size: 0.9rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-description {
        font-size: 1.1rem;
    }
    
    .service-card,
    .crypto-card,
    .testimonial-card,
    .contact-form {
        padding: 2rem 1.5rem;
    }
    
    .contact-form {
        padding: 2rem 1.5rem;
    }
    
    .crypto-guarantee {
        padding: 2rem;
    }
}