html { background-color: #0f172a; scroll-behavior: smooth; }

.glass-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.gradient-text {
    background: linear-gradient(135deg, #00d1ff 0%, #34d399 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.btn-primary {
    background: linear-gradient(135deg, #00d1ff, #0099cc);
    transition: all 0.3s ease;
}
.btn-primary:hover {
    transform: scale(1.05);
    box-shadow: 0 10px 30px rgba(0, 209, 255, 0.4);
}

.feature-icon {
    background: linear-gradient(135deg, rgba(0, 209, 255, 0.2), rgba(52, 211, 153, 0.2));
}

.step-connector {
    position: relative;
}
.step-connector::after {
    content: '';
    position: absolute;
    top: 50%;
    right: -1.5rem;
    width: 3rem;
    height: 2px;
    background: linear-gradient(90deg, rgba(0, 209, 255, 0.4), transparent);
}
@media (max-width: 768px) {
    .step-connector::after { display: none; }
}

.step-number {
    box-shadow: 0 0 20px rgba(0, 209, 255, 0.3);
}

.faq-item summary {
    cursor: pointer;
    list-style: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item[open] .faq-chevron { transform: rotate(180deg); }
.faq-chevron { transition: transform 0.3s ease; }

.info-box-tip {
    background: linear-gradient(135deg, rgba(52, 211, 153, 0.1), rgba(52, 211, 153, 0.03));
    border-left: 3px solid #34d399;
}
.info-box-warning {
    background: linear-gradient(135deg, rgba(251, 191, 36, 0.1), rgba(251, 191, 36, 0.03));
    border-left: 3px solid #fbbf24;
}
.info-box-important {
    background: linear-gradient(135deg, rgba(0, 209, 255, 0.1), rgba(0, 209, 255, 0.03));
    border-left: 3px solid #00d1ff;
}

::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: #0f172a; }
::-webkit-scrollbar-thumb { background: #334155; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #475569; }

.nav-active { color: #00d1ff !important; }