* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --light-blue: #E3F2FD;
    --white: #FFFFFF;
    --turquoise: #26A69A;
    --dark-turquoise: #00897B;
    --text-dark: #212121;
    --text-light: #757575;
    --shadow: rgba(0, 0, 0, 0.1);
    --shadow-hover: rgba(38, 166, 154, 0.2);
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.18);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: linear-gradient(135deg, #E3F2FD 0%, #BBDEFB 50%, #90CAF9 100%);
    background-attachment: fixed;
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 30%, rgba(38, 166, 154, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(38, 166, 154, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
}

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

/* Header */
.header {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    padding: 20px 0;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.08);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.3);
}

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

.logo-section {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo {
    font-size: 28px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--turquoise) 0%, var(--dark-turquoise) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.5px;
    position: relative;
}

.flag-icon {
    font-size: 24px;
}

.nav {
    display: flex;
    gap: 30px;
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    font-size: 16px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    padding: 10px 20px;
    border-radius: 25px;
}

.nav-link::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 25px;
    padding: 2px;
    background: linear-gradient(135deg, var(--turquoise), var(--dark-turquoise));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.nav-link:hover {
    color: var(--turquoise);
    transform: translateY(-2px);
}

.nav-link:hover::before {
    opacity: 1;
}

.nav-link.active {
    background: linear-gradient(135deg, var(--turquoise) 0%, var(--dark-turquoise) 100%);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(38, 166, 154, 0.3);
}

/* Hero Section */
.hero {
    padding: 100px 0 140px;
    text-align: center;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: 
        radial-gradient(circle at 30% 40%, rgba(38, 166, 154, 0.12) 0%, transparent 40%),
        radial-gradient(circle at 70% 60%, rgba(38, 166, 154, 0.08) 0%, transparent 40%);
    animation: rotate 20s linear infinite;
    pointer-events: none;
}

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

.hero-content {
    position: relative;
    z-index: 2;
    margin-bottom: 60px;
}

.hero-badge {
    display: inline-block;
    background: linear-gradient(135deg, var(--turquoise) 0%, var(--dark-turquoise) 100%);
    color: var(--white);
    padding: 10px 24px;
    border-radius: 30px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 24px;
    animation: fadeInUp 0.8s ease;
    box-shadow: 0 4px 20px rgba(38, 166, 154, 0.3);
    position: relative;
    overflow: hidden;
}

.hero-badge::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: shine 3s infinite;
}

@keyframes shine {
    0% {
        left: -100%;
    }
    100% {
        left: 100%;
    }
}

.hero-title {
    font-size: 64px;
    font-weight: 900;
    background: linear-gradient(135deg, #212121 0%, #424242 50%, #212121 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 24px;
    line-height: 1.1;
    animation: fadeInUp 0.8s ease 0.2s both;
    letter-spacing: -1.5px;
    position: relative;
}

.hero-description {
    font-size: 20px;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
    animation: fadeInUp 0.8s ease 0.4s both;
}

/* Link Animation */
.animation-container {
    position: relative;
    z-index: 2;
    margin-top: 80px;
    animation: fadeInUp 0.8s ease 0.6s both;
}

.link-animation {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
    padding: 50px 40px;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-radius: 30px;
    box-shadow: 
        0 20px 60px rgba(0, 0, 0, 0.1),
        0 0 0 1px rgba(255, 255, 255, 0.5) inset;
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    overflow: hidden;
}

.link-animation::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(38, 166, 154, 0.1) 0%, transparent 70%);
    animation: pulseGlow 4s ease-in-out infinite;
}

@keyframes pulseGlow {
    0%, 100% {
        opacity: 0.5;
        transform: scale(1);
    }
    50% {
        opacity: 0.8;
        transform: scale(1.1);
    }
}

.long-url, .short-url {
    padding: 15px 25px;
    border-radius: 12px;
    position: relative;
    overflow: hidden;
}

.long-url {
    background: linear-gradient(135deg, #FFE0B2 0%, #FFCC80 50%, #FFB74D 100%);
    max-width: 400px;
    animation: pulse 2s ease-in-out infinite;
    box-shadow: 0 4px 15px rgba(255, 183, 77, 0.3);
    position: relative;
    z-index: 2;
}

.short-url {
    background: linear-gradient(135deg, var(--turquoise) 0%, var(--dark-turquoise) 50%, #00695C 100%);
    color: var(--white);
    font-weight: 700;
    animation: pulse 2s ease-in-out infinite 0.5s;
    box-shadow: 0 4px 20px rgba(38, 166, 154, 0.4);
    position: relative;
    z-index: 2;
}

.url-text {
    font-size: 16px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    display: block;
}

.arrow-container {
    position: relative;
    width: 80px;
    height: 4px;
}

.arrow {
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, var(--turquoise) 0%, transparent 100%);
    border-radius: 2px;
    position: relative;
    animation: arrowFlow 2s ease-in-out infinite;
}

.arrow::after {
    content: '';
    position: absolute;
    right: -10px;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-left: 12px solid var(--turquoise);
    border-top: 8px solid transparent;
    border-bottom: 8px solid transparent;
}

/* Features Section */
.features {
    padding: 100px 0;
    background: var(--white);
    position: relative;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.feature-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 45px 35px;
    border-radius: 25px;
    text-align: center;
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.08),
        0 0 0 1px rgba(255, 255, 255, 0.5) inset;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--turquoise), var(--dark-turquoise));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

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

.feature-card:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 
        0 20px 60px rgba(38, 166, 154, 0.2),
        0 0 0 1px rgba(38, 166, 154, 0.1) inset;
    border-color: rgba(38, 166, 154, 0.3);
}

.feature-icon {
    width: 90px;
    height: 90px;
    margin: 0 auto 25px;
    color: var(--turquoise);
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--light-blue) 0%, rgba(38, 166, 154, 0.1) 100%);
    border-radius: 50%;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    box-shadow: 0 4px 15px rgba(38, 166, 154, 0.15);
}

.feature-icon::after {
    content: '';
    position: absolute;
    inset: -3px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--turquoise), var(--dark-turquoise));
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: -1;
}

.feature-card:hover .feature-icon {
    transform: scale(1.15) rotate(8deg);
    background: linear-gradient(135deg, var(--turquoise) 0%, var(--dark-turquoise) 100%);
    color: var(--white);
    box-shadow: 0 8px 25px rgba(38, 166, 154, 0.4);
}

.feature-card:hover .feature-icon::after {
    opacity: 0.3;
}

.feature-icon svg {
    width: 40px;
    height: 40px;
}

.feature-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 15px;
}

.feature-description {
    font-size: 16px;
    color: var(--text-light);
    line-height: 1.6;
}

.pagination-dots {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 40px;
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #E0E0E0;
    cursor: pointer;
    transition: all 0.3s ease;
}

.dot.active {
    background: var(--turquoise);
    width: 30px;
    border-radius: 5px;
}

/* Biography Section */
.biography {
    padding: 120px 0;
    background: linear-gradient(135deg, rgba(227, 242, 253, 0.6) 0%, rgba(187, 222, 251, 0.8) 50%, rgba(144, 202, 249, 0.6) 100%);
    position: relative;
    z-index: 1;
}

.biography-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.biography-title {
    font-size: 42px;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 20px;
    line-height: 1.2;
}

.biography-description {
    font-size: 18px;
    color: var(--text-light);
    margin-bottom: 30px;
    line-height: 1.8;
}

.biography-features {
    list-style: none;
}

.biography-features li {
    padding: 12px 0;
    font-size: 16px;
    color: var(--text-dark);
    position: relative;
    padding-left: 30px;
}

.biography-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--turquoise);
    font-weight: bold;
    font-size: 20px;
}

.phone-mockup {
    position: relative;
    max-width: 300px;
    margin: 0 auto;
}

.phone-screen {
    background: var(--white);
    border-radius: 35px;
    padding: 25px;
    box-shadow: 
        0 25px 80px rgba(0, 0, 0, 0.15),
        0 0 0 8px var(--text-dark),
        0 0 0 12px rgba(38, 166, 154, 0.1);
    border: 8px solid var(--text-dark);
    position: relative;
    animation: floatPhone 6s ease-in-out infinite;
}

@keyframes floatPhone {
    0%, 100% {
        transform: translateY(0px) rotate(-2deg);
    }
    50% {
        transform: translateY(-15px) rotate(2deg);
    }
}

.phone-header {
    margin-bottom: 20px;
}

.phone-status-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
    font-weight: 600;
    padding: 5px 0;
}

.phone-icons {
    display: flex;
    gap: 5px;
}

.phone-icons span {
    width: 4px;
    height: 4px;
    background: var(--text-dark);
    border-radius: 50%;
}

.phone-content {
    padding: 10px 0;
}

.profile-section {
    text-align: center;
    margin-bottom: 30px;
}

.profile-avatar {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--turquoise) 0%, var(--dark-turquoise) 100%);
    border-radius: 50%;
    margin: 0 auto 15px;
}

.profile-section h4 {
    font-size: 18px;
    color: var(--text-dark);
    font-weight: 600;
}

.links-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.link-item {
    background: linear-gradient(135deg, var(--light-blue) 0%, rgba(38, 166, 154, 0.1) 100%);
    padding: 16px;
    border-radius: 15px;
    text-align: center;
    font-weight: 600;
    color: var(--text-dark);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.link-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 4px;
    background: var(--turquoise);
    transform: scaleY(0);
    transform-origin: bottom;
    transition: transform 0.4s ease;
}

.link-item:hover {
    background: linear-gradient(135deg, var(--turquoise) 0%, var(--dark-turquoise) 100%);
    color: var(--white);
    transform: translateX(8px) scale(1.02);
    box-shadow: 0 4px 15px rgba(38, 166, 154, 0.3);
}

.link-item:hover::before {
    transform: scaleY(1);
}

/* Roadmap Section */
.roadmap {
    padding: 100px 0;
    background: var(--white);
}

.roadmap-title {
    text-align: center;
    font-size: 48px;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 60px;
    letter-spacing: 2px;
}

.timeline {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
    padding: 40px 0;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--turquoise) 0%, transparent 100%);
    z-index: 0;
}

.timeline-item {
    flex: 1;
    text-align: center;
    position: relative;
    z-index: 1;
}

.timeline-icon {
    width: 90px;
    height: 90px;
    margin: 0 auto 25px;
    background: linear-gradient(135deg, var(--light-blue) 0%, rgba(38, 166, 154, 0.1) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--turquoise);
    box-shadow: 0 8px 25px rgba(38, 166, 154, 0.15);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.timeline-icon::before {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--turquoise), var(--dark-turquoise));
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: -1;
}

.timeline-item:hover .timeline-icon {
    transform: scale(1.15) rotate(5deg);
    background: linear-gradient(135deg, var(--turquoise) 0%, var(--dark-turquoise) 100%);
    color: var(--white);
    box-shadow: 0 12px 35px rgba(38, 166, 154, 0.4);
}

.timeline-item:hover .timeline-icon::before {
    opacity: 0.2;
}

.timeline-icon svg {
    width: 40px;
    height: 40px;
}

.timeline-content h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 10px;
}

.timeline-content p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.6;
}

/* Footer */
.footer {
    background: linear-gradient(135deg, #1a1a1a 0%, #212121 100%);
    color: var(--white);
    padding: 50px 0;
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(38, 166, 154, 0.5), transparent);
}

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

.footer-left p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
}

.footer-right {
    display: flex;
    gap: 20px;
}

.social-icon {
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(10px);
    border-radius: 50%;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.social-icon:hover {
    background: linear-gradient(135deg, var(--turquoise) 0%, var(--dark-turquoise) 100%);
    transform: translateY(-5px) scale(1.1);
    box-shadow: 0 8px 20px rgba(38, 166, 154, 0.4);
    border-color: transparent;
}

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

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

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

@keyframes arrowFlow {
    0% {
        opacity: 0.3;
        transform: translateX(-20px);
    }
    50% {
        opacity: 1;
    }
    100% {
        opacity: 0.3;
        transform: translateX(20px);
    }
}

/* Responsive Design */
@media (max-width: 968px) {
    .hero-title {
        font-size: 42px;
    }
    
    .biography-content {
        grid-template-columns: 1fr;
    }
    
    .timeline {
        flex-direction: column;
        gap: 40px;
    }
    
    .timeline::before {
        display: none;
    }
    
    .link-animation {
        flex-direction: column;
    }
    
    .arrow-container {
        transform: rotate(90deg);
        width: 60px;
    }
}

@media (max-width: 768px) {
    .nav {
        gap: 15px;
    }
    
    .nav-link {
        font-size: 14px;
        padding: 6px 12px;
    }
    
    .hero-title {
        font-size: 32px;
    }
    
    .hero-description {
        font-size: 16px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
}