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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #333;
    background: #ffffff;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    margin-bottom: 1rem;
    line-height: 1.2;
}

h1 {
    font-size: 3rem;
    font-weight: 700;
}

h2 {
    font-size: 2.5rem;
    color: #2d3748;
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: 1rem;
    color: #4a5568;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(102, 126, 234, 0.3);
}

.btn-secondary {
    background: transparent;
    color: #667eea;
    border: 2px solid #667eea;
}

.btn-secondary:hover {
    background: #667eea;
    color: white;
}

.btn-outline {
    background: transparent;
    color: #667eea;
    border: 1px solid #667eea;
    padding: 10px 20px;
}

.btn-outline:hover {
    background: #667eea;
    color: white;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.logo-icon {
    width: 40px;
    height: 40px;
    transition: transform 0.3s ease;
}

.logo-icon:hover {
    transform: scale(1.05);
}

.logo-text h2 {
    color: #667eea;
    margin: 0;
    font-size: 1.5rem;
    font-weight: 600;
}

.logo-text span {
    color: #4a5568;
    font-size: 0.9rem;
    font-weight: 400;
    display: block;
    line-height: 1.2;
}

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

.nav-menu a {
    text-decoration: none;
    color: #4a5568;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-menu a:hover {
    color: #667eea;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: #4a5568;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    padding: 100px 0 60px;
    background: linear-gradient(135deg, #f7fafc 0%, #edf2f7 100%);
    min-height: 95vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.05) 0%, rgba(118, 75, 162, 0.05) 100%);
    z-index: 1;
}

.hero-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 2.5rem;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 25px;
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 1rem;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.hero-badge i {
    font-size: 1rem;
}

.hero-content h1 {
    font-size: 3rem;
    font-weight: 700;
    color: #2d3748;
    margin-bottom: 0.3rem;
    line-height: 1.1;
}

.hero-title {
  font-size: 1.2rem;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    background-clip: border-box;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 0.5rem;
  font-weight: 600;
}

.hero-titles {
    margin-bottom: 1.5rem;
}

.hero-titles .hero-title {
    margin-bottom: 0.5rem;
}

.hero-titles .hero-title:last-child {
    margin-bottom: 0;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: #4a5568;
    margin-bottom: 1.8rem;
    line-height: 1.6;
    max-width: 600px;
}

.hero-credentials {
    margin-bottom: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.credential {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 0.8rem;
    background: rgba(255, 255, 255, 0.7);
    border-radius: 12px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.credential i {
    color: #667eea;
    font-size: 1.5rem;
    margin-top: 0.2rem;
    min-width: 24px;
}

.credential div h4 {
    margin: 0 0 0.3rem 0;
    font-size: 1.1rem;
    color: #2d3748;
    font-weight: 600;
}

.credential div p {
    margin: 0;
    font-size: 0.9rem;
    color: #4a5568;
}

.hero-stats {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 1.8rem;
    flex-wrap: wrap;
}

.stat {
    text-align: center;
    padding: 0.8rem;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 12px;
    min-width: 100px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: #667eea;
    line-height: 1;
}

.stat-label {
    font-size: 0.9rem;
    color: #4a5568;
    font-weight: 500;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 1.5rem;
}

.hero-guarantee {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 1rem;
    background: rgba(72, 187, 120, 0.1);
    border: 1px solid rgba(72, 187, 120, 0.2);
    border-radius: 8px;
    color: #2f855a;
    font-size: 0.9rem;
    font-weight: 500;
}

.hero-guarantee i {
    color: #48bb78;
    font-size: 1.2rem;
}

/* Hero Image */
.hero-image {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.profile-image-large {
    width: 450px;
    height: 500px;
    border-radius: 25px;
    overflow: hidden;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
    position: relative;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    margin: 0 auto;
    max-height: 70vh;
}

.profile-image-large img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    transition: transform 0.3s ease;
}

.profile-image-large:hover img {
    transform: scale(1.05);
}

.image-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
    padding: 2rem 1.5rem 1.5rem;
    color: white;
}

.online-status {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 500;
}

.status-dot {
    width: 12px;
    height: 12px;
    background: #48bb78;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(72, 187, 120, 0.7);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(72, 187, 120, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(72, 187, 120, 0);
    }
}

.hero-features {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    width: 100%;
}

.feature {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.5rem;
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: transform 0.2s ease;
}

.feature:hover {
    transform: translateX(5px);
}

.feature i {
    color: #667eea;
    font-size: 1.3rem;
    min-width: 20px;
}

.feature span {
    font-weight: 500;
    color: #2d3748;
}

/* About Section */
.about {
    padding: 100px 0;
    background: #ffffff;
}

.about-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 25px;
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 1rem;
}

.section-intro {
    font-size: 1.2rem;
    color: #4a5568;
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.6;
}

.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.about-main {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.about-story h3 {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    color: #2d3748;
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

.about-story h3 i {
    color: #667eea;
    font-size: 1.3rem;
}

.about-story p {
    font-size: 1.1rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
    color: #4a5568;
}

/* Timeline */
.education-timeline h3 {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    color: #2d3748;
    margin-bottom: 2rem;
    font-size: 1.5rem;
}

.education-timeline h3 i {
    color: #667eea;
    font-size: 1.3rem;
}

.timeline {
    position: relative;
    padding-left: 2rem;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 1rem;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, #667eea, #764ba2);
}

.timeline-item {
    position: relative;
    margin-bottom: 2rem;
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
}

.timeline-year {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.9rem;
    min-width: 100px;
    text-align: center;
    position: relative;
    z-index: 2;
}

.timeline-year::before {
    content: '';
    position: absolute;
    left: -1.5rem;
    top: 50%;
    transform: translateY(-50%);
    width: 12px;
    height: 12px;
    background: #667eea;
    border-radius: 50%;
    border: 3px solid white;
    box-shadow: 0 0 0 3px #667eea;
}

.timeline-content {
    background: #f7fafc;
    padding: 1.5rem;
    border-radius: 12px;
    border-left: 4px solid #667eea;
    flex: 1;
}

.timeline-content h4 {
    color: #2d3748;
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.timeline-content p {
    color: #4a5568;
    margin: 0;
    line-height: 1.5;
}

/* Sidebar */
.about-sidebar {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.qualifications-enhanced,
.specializations,
.approach-methods {
    background: #f7fafc;
    padding: 2rem;
    border-radius: 15px;
    border: 1px solid rgba(102, 126, 234, 0.1);
}

.qualifications-enhanced h3,
.specializations h3,
.approach-methods h3 {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    color: #2d3748;
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
}

.qualifications-enhanced h3 i,
.specializations h3 i,
.approach-methods h3 i {
    color: #667eea;
    font-size: 1.1rem;
}

/* Qualification Items */
.qualification-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.qualification-item {
    display: flex;
    gap: 1rem;
    padding: 1rem;
    background: white;
    border-radius: 10px;
    border: 1px solid rgba(102, 126, 234, 0.1);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.qualification-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.15);
}

.qual-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.qual-icon i {
    color: white;
    font-size: 1.1rem;
}

.qual-content h4 {
    color: #2d3748;
    margin: 0 0 0.3rem 0;
    font-size: 1rem;
    font-weight: 600;
}

.qual-content p {
    color: #4a5568;
    margin: 0;
    font-size: 0.9rem;
    line-height: 1.4;
}

/* Specializations Grid */
.spec-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.8rem;
}

.spec-item {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 0.8rem 1rem;
    background: white;
    border-radius: 8px;
    border: 1px solid rgba(102, 126, 234, 0.1);
    transition: all 0.2s ease;
}

.spec-item:hover {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.05) 0%, rgba(118, 75, 162, 0.05) 100%);
    border-color: rgba(102, 126, 234, 0.2);
}

.spec-item i {
    color: #667eea;
    font-size: 1.1rem;
    min-width: 20px;
}

.spec-item span {
    color: #2d3748;
    font-weight: 500;
    font-size: 0.9rem;
}

/* Method Items */
.method-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.method-item {
    display: flex;
    gap: 1rem;
    padding: 1rem;
    background: white;
    border-radius: 10px;
    border: 1px solid rgba(102, 126, 234, 0.1);
}

.method-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.method-icon i {
    color: white;
    font-size: 1.1rem;
}

.method-item h4 {
    color: #2d3748;
    margin: 0 0 0.3rem 0;
    font-size: 1rem;
    font-weight: 600;
}

.method-item p {
    color: #4a5568;
    margin: 0;
    font-size: 0.9rem;
    line-height: 1.4;
}

/* Bottom Section */
.about-bottom {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.experience-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.stat-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    background: linear-gradient(135deg, #f7fafc 0%, #edf2f7 100%);
    border-radius: 15px;
    border: 1px solid rgba(102, 126, 234, 0.1);
    transition: transform 0.2s ease;
}

.stat-card:hover {
    transform: translateY(-3px);
}

.stat-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.stat-icon i {
    color: white;
    font-size: 1.3rem;
}

.stat-number {
    display: block;
    font-size: 1.8rem;
    font-weight: 700;
    color: #667eea;
    line-height: 1;
}

.stat-label {
    font-size: 0.9rem;
    color: #4a5568;
    font-weight: 500;
}

/* CTA Section */
.contact-cta {
    text-align: center;
    padding: 2rem;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.05) 0%, rgba(118, 75, 162, 0.05) 100%);
    border-radius: 15px;
    border: 1px solid rgba(102, 126, 234, 0.1);
}

.contact-cta h3 {
    color: #2d3748;
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.contact-cta p {
    color: #4a5568;
    margin-bottom: 2rem;
    line-height: 1.6;
}

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

/* Working Methods Section */
.working-methods {
    padding: 80px 0;
    background: linear-gradient(135deg, #f7fafc 0%, #edf2f7 100%);
}

.methods-header {
    text-align: center;
    margin-bottom: 4rem;
}

.methods-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.method-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid rgba(102, 126, 234, 0.1);
}

.method-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.15);
}

.method-card.featured {
    border: 2px solid #667eea;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.05) 0%, rgba(118, 75, 162, 0.05) 100%);
}

.method-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.method-icon i {
    font-size: 1.5rem;
    color: white;
}

.method-content h3 {
    color: #2d3748;
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.method-content p {
    color: #4a5568;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.method-benefits {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.benefit {
    color: #667eea;
    font-size: 0.9rem;
    font-weight: 500;
}

.methods-cta {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: 15px;
    border: 1px solid rgba(102, 126, 234, 0.1);
}

.methods-cta h3 {
    color: #2d3748;
    margin-bottom: 1rem;
}

.methods-cta p {
    color: #4a5568;
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Services Section */
.services {
    padding: 80px 0;
    background: #f7fafc;
}

.services h2 {
    text-align: center;
    margin-bottom: 3rem;
}

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

.service-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.service-icon i {
    font-size: 2rem;
    color: white;
}

.service-card h3 {
    margin-bottom: 1rem;
    color: #2d3748;
}

.service-card p {
    margin-bottom: 1.5rem;
}

/* Advantages Section - Modern */
.advantages {
    padding: 100px 0;
    background: white;
}

.advantages-header {
    text-align: center;
    margin-bottom: 4rem;
}

.advantages-modern {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

/* Main Feature Cards */
.advantage-main-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.advantage-card-modern {
    background: linear-gradient(135deg, #f7fafc 0%, #edf2f7 100%);
    border-radius: 20px;
    padding: 2.5rem;
    border: 2px solid transparent;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.advantage-card-modern::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.advantage-card-modern.featured {
    border-color: rgba(102, 126, 234, 0.2);
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.05) 0%, rgba(118, 75, 162, 0.05) 100%);
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(102, 126, 234, 0.15);
}

.advantage-card-modern:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
    border-color: rgba(102, 126, 234, 0.3);
}

.advantage-header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.advantage-icon-large {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
}

.advantage-icon-large.online {
    background: linear-gradient(135deg, #48bb78 0%, #38a169 100%);
    box-shadow: 0 8px 25px rgba(72, 187, 120, 0.3);
}

.advantage-icon-large i {
    font-size: 2rem;
    color: white;
}

.advantage-header h3 {
    color: #2d3748;
    margin: 0;
    font-size: 1.5rem;
    font-weight: 600;
}

.advantage-content p {
    color: #4a5568;
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.advantage-features {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 0.5rem 0;
}

.feature-item i {
    color: #48bb78;
    font-size: 1rem;
    width: 16px;
}

.feature-item span {
    color: #4a5568;
    font-weight: 500;
}

/* Secondary Grid */
.advantage-secondary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.advantage-card-secondary {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(102, 126, 234, 0.1);
    transition: all 0.3s ease;
}

.advantage-card-secondary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(102, 126, 234, 0.15);
    border-color: rgba(102, 126, 234, 0.2);
}

.advantage-card-secondary .advantage-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.advantage-card-secondary .advantage-icon i {
    font-size: 2rem;
    color: white;
}

.advantage-card-secondary h4 {
    color: #2d3748;
    margin-bottom: 1rem;
    font-size: 1.1rem;
    font-weight: 600;
}

.advantage-card-secondary p {
    color: #4a5568;
    font-size: 0.95rem;
    line-height: 1.5;
    margin: 0;
}

/* CTA Section */
.advantages-cta {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 20px;
    padding: 3rem;
    text-align: center;
    color: white;
    position: relative;
    overflow: hidden;
}

.advantages-cta::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

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

.advantages-cta h3 {
    color: white;
    margin-bottom: 1rem;
    font-size: 1.8rem;
}

.advantages-cta p {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
    font-size: 1.1rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.security-badges {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin: 2rem 0;
    flex-wrap: wrap;
}

.badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.2);
    padding: 0.8rem 1.2rem;
    border-radius: 25px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.badge i {
    color: #ffd700;
    font-size: 1.1rem;
}

.badge span {
    color: white;
    font-weight: 500;
    font-size: 0.9rem;
}

/* Legacy advantage cards cleanup */
.advantage-card {
    display: none;
}

.advantages-grid {
    display: none;
}

.cta-buttons-enhanced {
    display: flex;
    flex-direction: row;
    gap: 1.5rem;
    margin-top: 1rem;
    justify-content: center;
}

.main-contact-btn {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    border-radius: 12px;
    text-decoration: none;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    backdrop-filter: blur(10px);
}

.main-contact-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.whatsapp-btn-enhanced {
    background: rgba(37, 211, 102, 0.2);
    border-color: rgba(37, 211, 102, 0.3);
    color: white;
}

.whatsapp-btn-enhanced:hover {
    background: rgba(37, 211, 102, 0.3);
    border-color: rgba(37, 211, 102, 0.5);
    color: white;
}

.telegram-btn-enhanced {
    background: rgba(0, 136, 204, 0.2);
    border-color: rgba(0, 136, 204, 0.3);
    color: white;
}

.telegram-btn-enhanced:hover {
    background: rgba(0, 136, 204, 0.3);
    border-color: rgba(0, 136, 204, 0.5);
    color: white;
}

.main-contact-btn i {
    font-size: 2rem;
    min-width: 40px;
}

.main-contact-btn h4 {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 600;
    color: white;
}

.main-contact-btn p {
    margin: 0;
    opacity: 0.9;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.8);
}

/* Special Offer Section - Removed */

/* Reviews Summary */
.reviews-summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
    padding: 2rem;
    background: linear-gradient(135deg, #f7fafc 0%, #edf2f7 100%);
    border-radius: 15px;
}

.summary-card {
    text-align: center;
    padding: 1.5rem;
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: transform 0.2s ease;
}

.summary-card:hover {
    transform: translateY(-3px);
}

.summary-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: #667eea;
    display: block;
    line-height: 1;
    margin-bottom: 0.5rem;
}

.summary-rating {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.rating-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: #667eea;
    line-height: 1;
}

.summary-text {
    color: #4a5568;
    font-weight: 500;
    font-size: 0.9rem;
}

.review-card.featured {
    border: 2px solid #667eea;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.05) 0%, rgba(118, 75, 162, 0.05) 100%);
}

/* Reviews Section */
.reviews {
    padding: 80px 0;
    background: #f7fafc;
}

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

.reviews-header .section-subtitle {
    text-align: center;
    font-size: 1.1rem;
    color: #4a5568;
    margin-bottom: 0;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

.reviews h2 {
    text-align: center;
    margin-bottom: 1rem;
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.review-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(102, 126, 234, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.review-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(102, 126, 234, 0.15);
}

.review-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
    gap: 1rem;
}

.reviewer-info h4 {
    color: #2d3748;
    margin: 0 0 0.3rem 0;
    font-size: 1.1rem;
    font-weight: 600;
}

.review-location {
    color: #667eea;
    font-size: 0.9rem;
    font-weight: 500;
}

.stars {
    color: #ffd700;
    flex-shrink: 0;
}

.review-card p {
    font-style: italic;
    line-height: 1.6;
    color: #4a5568;
    margin-bottom: 1.5rem;
}

.review-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.tag {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1) 0%, rgba(118, 75, 162, 0.1) 100%);
    color: #667eea;
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 500;
    border: 1px solid rgba(102, 126, 234, 0.2);
}

.reviews-cta {
    text-align: center;
    margin-top: 4rem;
    padding: 2.5rem 2rem;
    background: white;
    border-radius: 15px;
    border: 1px solid rgba(102, 126, 234, 0.1);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.reviews-cta p {
    color: #4a5568;
    margin-bottom: 2rem;
    font-size: 1.2rem;
    font-weight: 500;
}

.reviews-cta .btn {
    margin-top: 0.5rem;
    padding: 14px 28px;
    font-size: 1.1rem;
}

/* Review Text Expansion */
.review-text {
    font-style: italic;
    line-height: 1.6;
    color: #4a5568;
    margin-bottom: 1.5rem;
}

.expand-btn {
    background: none;
    border: none;
    color: #667eea;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    padding: 0.3rem 0;
    margin-top: 0.5rem;
    text-decoration: underline;
    transition: color 0.2s ease;
}

.expand-btn:hover {
    color: #764ba2;
}

/* Load More Button */
.load-more-container {
    text-align: center;
    margin: 3rem 0 2rem 0;
}

.btn-secondary {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1) 0%, rgba(118, 75, 162, 0.1) 100%);
    color: #667eea;
    border: 2px solid rgba(102, 126, 234, 0.3);
    padding: 12px 24px;
    border-radius: 25px;
    font-weight: 500;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-secondary:hover {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.2) 0%, rgba(118, 75, 162, 0.2) 100%);
    border-color: rgba(102, 126, 234, 0.5);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.2);
}

/* Hidden reviews */
.hidden-review {
    display: none;
}

.fade-in {
    animation: fadeIn 0.5s ease-in;
}

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

/* Contact buttons in services */
.contact-buttons {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

.contact-buttons .btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 8px 16px;
    font-size: 0.9rem;
}

/* Main contact buttons - Enhanced for advantages CTA */
.contact-buttons-main {
    background: #f7fafc;
    padding: 2rem;
    border-radius: 12px;
}

.contact-buttons-main h3 {
    margin-bottom: 2rem;
    color: #2d3748;
    text-align: center;
}

.main-contact-options {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.main-contact-btn {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    border-radius: 12px;
    text-decoration: none;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.main-contact-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.whatsapp-btn {
    background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
    color: white;
}

.whatsapp-btn:hover {
    background: linear-gradient(135deg, #128c7e 0%, #25d366 100%);
}

.telegram-btn {
    background: linear-gradient(135deg, #0088cc 0%, #0066aa 100%);
    color: white;
}

.telegram-btn:hover {
    background: linear-gradient(135deg, #0066aa 0%, #0088cc 100%);
}

.main-contact-btn i {
    font-size: 2rem;
    min-width: 40px;
}

.main-contact-btn h4 {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 600;
}

.main-contact-btn p {
    margin: 0;
    opacity: 0.9;
    font-size: 0.9rem;
}

.contact-note {
    text-align: center;
    font-size: 0.9rem;
    color: #4a5568;
    font-style: italic;
}
.contact {
    padding: 100px 0;
    background: #ffffff;
}

.contact-header {
    text-align: center;
    margin-bottom: 4rem;
}

.contact h2 {
    text-align: center;
    margin-bottom: 1rem;
    color: #2d3748;
}

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

.contact-info h3 {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    color: #2d3748;
    margin-bottom: 2rem;
    font-size: 1.5rem;
}

.contact-info h3 i {
    color: #667eea;
    font-size: 1.3rem;
}

.contact-features {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-feature {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.7);
    border-radius: 12px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(102, 126, 234, 0.1);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.contact-feature:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.15);
}

.contact-feature i {
    color: #667eea;
    font-size: 1.5rem;
    margin-top: 0.2rem;
    min-width: 24px;
}

.contact-feature div h4 {
    margin: 0 0 0.3rem 0;
    font-size: 1.1rem;
    color: #2d3748;
    font-weight: 600;
}

.contact-feature div p {
    margin: 0;
    font-size: 0.9rem;
    color: #4a5568;
    line-height: 1.5;
}

.contact-buttons-main {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.05) 0%, rgba(118, 75, 162, 0.05) 100%);
    padding: 2.5rem;
    border-radius: 15px;
    border: 1px solid rgba(102, 126, 234, 0.1);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.contact-buttons-main h3 {
    margin-bottom: 2rem;
    color: #2d3748;
    text-align: center;
    font-size: 1.5rem;
}

/* Footer */
.footer {
    background: linear-gradient(135deg, #2d3748 0%, #1a202c 100%);
    color: white;
    padding: 60px 0 0;
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, #667eea 50%, transparent 100%);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

.footer-main {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.footer-logo h3 {
    color: #667eea;
    margin-bottom: 1rem;
    font-size: 1.8rem;
    font-weight: 700;
}

.footer-logo p {
    color: #e2e8f0;
    margin-bottom: 1.5rem;
    line-height: 1.6;
    font-size: 1.1rem;
}

.footer-credentials {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.credential-badge {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 0.8rem 1rem;
    background: rgba(102, 126, 234, 0.1);
    border-radius: 25px;
    border: 1px solid rgba(102, 126, 234, 0.2);
    font-size: 0.9rem;
    color: #e2e8f0;
    font-weight: 500;
}

.credential-badge i {
    color: #667eea;
    font-size: 1rem;
}

.footer-contact h4 {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    color: #667eea;
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
}

.footer-contact h4 i {
    font-size: 1.1rem;
}

.footer-contact-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.footer-btn {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 1rem 1.5rem;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    flex: 1;
    justify-content: center;
}

.footer-btn.whatsapp {
    background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
    color: white;
}

.footer-btn.telegram {
    background: linear-gradient(135deg, #0088cc 0%, #006699 100%);
    color: white;
}

.footer-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.footer-btn i {
    font-size: 1.2rem;
}

.footer-note {
    color: #a0aec0;
    font-size: 0.9rem;
    margin: 0;
    text-align: center;
    font-style: italic;
}

.footer-services h4 {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    color: #667eea;
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
}

.footer-services h4 i {
    font-size: 1.1rem;
}

.footer-services-grid {
    display: grid;
    gap: 1rem;
}

.footer-service {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.2s ease;
}

.footer-service:hover {
    background: rgba(102, 126, 234, 0.1);
    border-color: rgba(102, 126, 234, 0.3);
}

.footer-service i {
    color: #667eea;
    font-size: 1.1rem;
    min-width: 20px;
}

.footer-service span {
    color: #e2e8f0;
    font-weight: 500;
    font-size: 0.9rem;
}

.footer-bottom {
    padding: 2rem 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(0, 0, 0, 0.1);
}

.footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-bottom p {
    color: #a0aec0;
    margin: 0;
    font-size: 0.9rem;
}

.footer-guarantee {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    color: #e2e8f0;
    font-size: 0.9rem;
    font-weight: 500;
}

.footer-guarantee i {
    color: #48bb78;
    font-size: 1rem;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
}

.modal-content {
    background-color: white;
    margin: 5% auto;
    padding: 2rem;
    border-radius: 12px;
    width: 90%;
    max-width: 500px;
    position: relative;
    animation: modalFadeIn 0.3s ease;
}

@keyframes modalFadeIn {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.close {
    position: absolute;
    right: 1rem;
    top: 1rem;
    font-size: 2rem;
    cursor: pointer;
    color: #4a5568;
    transition: color 0.3s ease;
}

.close:hover {
    color: #667eea;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 2rem 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .hero-title {
        font-size: 1.5rem;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 3rem;
    }
    
    .hero-stats {
        justify-content: center;
        gap: 1rem;
    }
    
    .stat {
        min-width: 80px;
        padding: 0.8rem;
    }
    
    .stat-number {
        font-size: 1.5rem;
    }
    
    .profile-image-large {
        width: 285px;
        height: 360px;
        max-height: 70vh;
    }
    
    .hero-credentials {
        gap: 1rem;
    }
    
    .credential {
        padding: 0.8rem;
    }
    
    .credential div h4 {
        font-size: 1rem;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .about-main {
        gap: 2rem;
    }
    
    .timeline {
        padding-left: 1.5rem;
    }
    
    .timeline-year {
        min-width: 80px;
        font-size: 0.8rem;
        padding: 0.4rem 0.8rem;
    }
    
    .timeline-year::before {
        left: -1.2rem;
        width: 10px;
        height: 10px;
    }
    
    .timeline-content {
        padding: 1rem;
    }
    
    .about-bottom {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .experience-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    
    .stat-card {
        padding: 1rem;
        flex-direction: column;
        text-align: center;
        gap: 0.5rem;
    }
    
    .stat-icon {
        width: 40px;
        height: 40px;
    }
    
    .stat-number {
        font-size: 1.5rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-buttons .btn {
        width: 100%;
        max-width: 300px;
    }
    
    .advantage-main-cards {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .advantage-card-modern {
        padding: 2rem;
    }
    
    .advantage-header {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
    
    .advantage-icon-large {
        width: 60px;
        height: 60px;
    }
    
    .advantage-icon-large i {
        font-size: 1.5rem;
    }
    
    .advantage-header h3 {
        font-size: 1.3rem;
    }
    
    .advantage-secondary-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: 1rem;
    }
    
    .advantage-card-secondary {
        padding: 1.5rem;
    }
    
    .advantages-cta {
        padding: 2rem;
    }
    
    .advantages-cta h3 {
        font-size: 1.5rem;
    }
    
    .security-badges {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }
    
    .cta-buttons-enhanced {
        flex-direction: column;
        gap: 0.8rem;
    }
    
    .main-contact-btn {
        padding: 1.2rem;
        flex-direction: column;
        text-align: center;
        gap: 0.5rem;
    }
    
    .main-contact-btn i {
        font-size: 1.8rem;
    }
    
    .main-contact-btn h4 {
        font-size: 1rem;
    }
    
    .main-contact-btn p {
        font-size: 0.85rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-buttons .btn {
        width: 100%;
        max-width: 300px;
    }
    
    .offer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .advantages-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
    
    .reviews-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-options {
        flex-direction: column;
        align-items: center;
    }
    
    .contact-option {
        width: 100%;
        max-width: 250px;
        justify-content: center;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
    
    .contact-features {
        gap: 1rem;
    }
    
    .contact-feature {
        padding: 1.2rem;
    }
    
    .contact-buttons-main {
        padding: 2rem;
    }
    
    .main-contact-options {
        gap: 1rem;
    }
    
    .contact-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .contact-buttons .btn {
        width: 100%;
        max-width: 200px;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .nav-container {
        padding: 1rem 15px;
    }
    
    .logo {
        gap: 0.6rem;
    }
    
    .logo-icon {
        width: 32px;
        height: 32px;
    }
    
    .logo-text h2 {
        font-size: 1.2rem;
    }
    
    .logo-text span {
        font-size: 0.8rem;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .hero-title {
        font-size: 1.3rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero {
        padding: 100px 0 60px;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .stat {
        min-width: 60px;
        padding: 0.6rem;
    }
    
    .btn {
        padding: 10px 20px;
        font-size: 0.9rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .profile-image-large {
        width: 237px;
        height: 300px;
        max-height: 60vh;
    }
    
    .about-story h3,
    .education-timeline h3,
    .qualifications-enhanced h3,
    .specializations h3,
    .approach-methods h3 {
        font-size: 1.2rem;
    }
    
    .about-story p {
        font-size: 1rem;
    }
    
    .section-intro {
        font-size: 1rem;
    }
    
    .timeline-item {
        flex-direction: column;
        gap: 0.8rem;
        align-items: flex-start;
    }
    
    .timeline-year {
        align-self: flex-start;
    }
    
    .experience-stats {
        grid-template-columns: 1fr;
    }
    
    .contact-cta h3 {
        font-size: 1.3rem;
    }
    
    .contact-cta p {
        font-size: 0.95rem;
    }
    
    .contact {
        padding: 60px 0;
    }
    
    .contact-header {
        margin-bottom: 2.5rem;
    }
    
    .contact-content {
        gap: 2rem;
    }
    
    .contact-feature {
        padding: 1rem;
        flex-direction: column;
        text-align: center;
        gap: 0.8rem;
    }
    
    .contact-feature i {
        font-size: 1.3rem;
    }
    
    .contact-feature div h4 {
        font-size: 1rem;
    }
    
    .contact-buttons-main {
        padding: 1.5rem;
    }
    
    .contact-buttons-main h3 {
        font-size: 1.3rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-main {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-contact-buttons {
        flex-direction: column;
    }
    
    .footer-btn {
        padding: 1.2rem;
    }
    
    .footer-bottom-content {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
    
    .modal-content {
        margin: 10% auto;
        padding: 1.5rem;
    }
}

/* Group Supervision Section */
.group-supervision {
    padding: 80px 0;
    background: linear-gradient(135deg, #fafbfc 0%, #f0f4f8 100%);
}

.supervision-header {
    text-align: center;
    margin-bottom: 4rem;
}

.supervision-header .section-subtitle {
    text-align: center;
    font-size: 1.1rem;
    color: #4a5568;
    margin-bottom: 0;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

.supervision-content {
    display: grid;
    gap: 4rem;
}

.supervision-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.info-card {
    background: white;
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(102, 126, 234, 0.1);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.info-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(102, 126, 234, 0.15);
}

.info-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
}

.info-content h3 {
    color: #2d3748;
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.info-content p {
    color: #4a5568;
    line-height: 1.6;
    font-size: 1rem;
}

.supervision-reviews {
    background: white;
    padding: 3rem;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}

.supervision-reviews h3 {
    text-align: center;
    color: #2d3748;
    margin-bottom: 3rem;
    font-size: 2rem;
}

.supervision-reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.supervision-cta {
    text-align: center;
    padding: 2.5rem;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.05) 0%, rgba(118, 75, 162, 0.05) 100%);
    border-radius: 15px;
    border: 1px solid rgba(102, 126, 234, 0.1);
}

.supervision-cta h3 {
    color: #2d3748;
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.supervision-cta p {
    color: #4a5568;
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

.supervision-cta .btn {
    font-size: 1.1rem;
    padding: 15px 30px;
}

/* Responsive Design for Group Supervision */
@media (max-width: 768px) {
    .group-supervision {
        padding: 60px 0;
    }
    
    .supervision-info {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .info-card {
        padding: 2rem;
    }
    
    .info-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
    
    .supervision-reviews {
        padding: 2rem;
    }
    
    .supervision-reviews h3 {
        font-size: 1.5rem;
    }
    
    .supervision-reviews-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .supervision-cta {
        padding: 2rem;
    }
    
    .supervision-cta h3 {
        font-size: 1.3rem;
    }
}

@media (max-width: 480px) {
    .group-supervision {
        padding: 40px 0;
    }
    
    .supervision-header {
        margin-bottom: 2.5rem;
    }
    
    .supervision-content {
        gap: 2.5rem;
    }
    
    .info-card {
        padding: 1.5rem;
    }
    
    .supervision-reviews {
        padding: 1.5rem;
    }
    
    .supervision-cta {
        padding: 1.5rem;
    }
}