.hero {
    padding: 60px 0;
    text-align: center;
    position: relative;
}
.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 20px;
    background: linear-gradient(135deg, #fff 0%, #64d2ff 50%, #a855f7 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradient-shift 5s ease infinite;
    background-size: 200% 200%;
}
@keyframes gradient-shift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}
.hero-subtitle {
    font-size: 1.2rem;
    color: #9090a0;
    margin-bottom: 30px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.8;
}
.stats-bar {
    display: flex;
    justify-content: center;
    gap: 60px;
    margin: 40px 0;
    flex-wrap: wrap;
}
.stat-item {
    text-align: center;
}
.stat-value {
    font-size: 2.5rem;
    font-weight: bold;
    background: linear-gradient(135deg, #64d2ff, #a855f7);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.stat-label {
    font-size: 0.9rem;
    color: #808090;
    margin-top: 5px;
}
.skill-card {
    background: rgba(20, 20, 40, 0.9);
    backdrop-filter: blur(20px);
    border-radius: 20px;
    border: 1px solid rgba(100, 150, 255, 0.3);
    padding: 35px;
    margin: 30px auto;
    max-width: 800px;
    position: relative;
    overflow: hidden;
}
.skill-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #64d2ff, #a855f7, #64d2ff);
    background-size: 200% 100%;
    animation: shimmer 3s linear infinite;
}
@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}
.skill-card h2 {
    font-size: 1.6rem;
    margin-bottom: 15px;
    color: #fff;
}
.skill-url-box {
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(100, 150, 255, 0.2);
    border-radius: 12px;
    padding: 15px 20px;
    margin: 15px 0;
    font-family: 'Monaco', 'Menlo', monospace;
    color: #64d2ff;
    word-break: break-all;
    font-size: 0.95rem;
}
.copy-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: linear-gradient(135deg, #64d2ff 0%, #a855f7 100%);
    color: #fff;
    text-decoration: none;
    border-radius: 10px;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 0.95rem;
}
.copy-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(100, 150, 255, 0.4);
}
.copy-success {
    display: inline-block;
    padding: 8px 16px;
    background: rgba(34, 197, 94, 0.2);
    color: #22c55e;
    border-radius: 8px;
    font-size: 0.9rem;
    margin-left: 15px;
    opacity: 0;
    transition: opacity 0.3s ease;
}
.copy-success.show {
    opacity: 1;
}
.section-title {
    text-align: center;
    font-size: 2rem;
    margin: 50px 0 30px;
    background: linear-gradient(135deg, #fff, #64d2ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 30px;
}
.feature-card {
    background: rgba(20, 20, 40, 0.8);
    backdrop-filter: blur(20px);
    border-radius: 16px;
    border: 1px solid rgba(100, 150, 255, 0.15);
    padding: 28px;
    transition: all 0.4s ease;
}
.feature-card:hover {
    transform: translateY(-8px);
    border-color: rgba(100, 150, 255, 0.4);
    box-shadow: 0 20px 60px rgba(100, 150, 255, 0.15);
}
.feature-icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    background: linear-gradient(135deg, rgba(100, 150, 255, 0.2), rgba(168, 85, 247, 0.2));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    margin-bottom: 18px;
}
.feature-card h3 {
    font-size: 1.2rem;
    margin-bottom: 10px;
    color: #fff;
}
.feature-card p {
    color: #808090;
    line-height: 1.7;
    font-size: 0.95rem;
}
.info-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin: 30px 0;
}
.info-card {
    background: rgba(20, 20, 40, 0.8);
    backdrop-filter: blur(20px);
    border-radius: 16px;
    border: 1px solid rgba(100, 150, 255, 0.15);
    padding: 25px;
}
.info-card h4 {
    color: #64d2ff;
    font-size: 1.1rem;
    margin-bottom: 12px;
}
.info-card p {
    color: #9090a0;
    line-height: 1.7;
    font-size: 0.95rem;
}
@media (max-width: 992px) {
    .features {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media (max-width: 768px) {
    .hero-title { font-size: 2rem; }
    .hero-subtitle { font-size: 0.9rem; line-height: 1.6; }
    .hero { padding: 40px 0; }
    .stats-bar { gap: 20px; }
    .stat-value { font-size: 2rem; }
    .stat-label { font-size: 0.8rem; }
    .skill-card { padding: 20px; }
    .skill-card h2 { font-size: 1.3rem; }
    .skill-url-box { font-size: 0.85rem; padding: 12px 15px; }
    .copy-btn { padding: 10px 18px; font-size: 0.85rem; }
    .section-title { font-size: 1.5rem; margin: 30px 0 20px; }
    .features {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    .feature-card { padding: 20px; }
    .feature-icon { width: 48px; height: 48px; font-size: 1.4rem; margin-bottom: 14px; }
    .feature-card h3 { font-size: 1.1rem; }
    .feature-card p { font-size: 0.9rem; }
    .info-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    .info-card { padding: 18px; }
    .info-card h4 { font-size: 1rem; }
    .info-card p { font-size: 0.9rem; }
}