.net-hero-inner {
    text-align: center;
    max-width: 48rem;
    margin: 0 auto;
}
.net-hero-title {
    margin-top: 1.5rem;
    margin-bottom: 1.5rem;
    font-size: clamp(2rem, 5vw, 3.75rem);
    font-weight: 700;
    line-height: 1.1;
}
.net-hero-title-accent {
    background-image: linear-gradient(90deg, #4632da, #3b82f6, #22d3ee);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
.net-hero-copy {
    color: #9ca3af;
    font-size: 1.125rem;
    line-height: 1.65;
    max-width: 42rem;
    margin: 0 auto;
}
.net-section {
    padding: 3rem 1rem;
}
.net-shell-wide {
    max-width: 80rem;
}
.net-card {
    padding: 1rem;
}
.net-tab-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}
.net-grid-2,
.net-grid-3,
.net-grid-4 {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
}
.net-col-span-2 {
    grid-column: auto;
}
.net-align-end {
    display: flex;
    align-items: flex-end;
}
.net-w-full {
    width: 100%;
}
.net-mt-4 {
    margin-top: 1rem;
}
.net-mt-6 {
    margin-top: 1.5rem;
}
.net-helper-text {
    margin-top: 0.5rem;
    font-size: 0.75rem;
    color: #6b7280;
}
.net-tab-btn {
    border: 1px solid rgba(255, 255, 255, 0.12);
    color: #d1d5db;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 0.65rem;
    padding: 0.5rem 0.9rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    font-size: 0.75rem;
    transition: all 0.25s ease;
}
.net-tab-btn:hover {
    border-color: rgba(70, 50, 218, 0.6);
    color: #ffffff;
}
.net-tab-btn-active {
    border-color: rgba(70, 50, 218, 0.9);
    color: #ffffff;
    background: rgba(70, 50, 218, 0.22);
}
.net-label {
    display: block;
    margin-bottom: 0.4rem;
    font-size: 0.78rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: #9ca3af;
    font-weight: 700;
}
.net-input {
    width: 100%;
    border: 1px solid rgba(255, 255, 255, 0.14);
    background: rgba(0, 0, 0, 0.45);
    color: #ffffff;
    border-radius: 0.7rem;
    padding: 0.72rem 0.8rem;
    outline: none;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.net-input:focus {
    border-color: rgba(70, 50, 218, 0.9);
    box-shadow: 0 0 0 3px rgba(70, 50, 218, 0.2);
}
.net-output-box {
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 0.8rem;
    background: rgba(255, 255, 255, 0.03);
    padding: 0.9rem;
}
.net-output-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
}
.net-output-title {
    margin: 0;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: #9ca3af;
    font-weight: 700;
}
.net-copy-btn {
    border: 1px solid rgba(255, 255, 255, 0.14);
    background: rgba(255, 255, 255, 0.03);
    color: #d1d5db;
    border-radius: 0.45rem;
    padding: 0.2rem 0.5rem;
    font-size: 0.68rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-weight: 700;
    transition: all 0.2s ease;
}
.net-copy-btn:hover {
    border-color: rgba(70, 50, 218, 0.8);
    color: #ffffff;
}
.net-output-value {
    margin: 0.45rem 0 0;
    color: #ffffff;
    font-weight: 700;
    line-height: 1.45;
    font-family: 'Orbitron', sans-serif;
    font-size: 0.84rem;
    word-break: break-word;
}
.net-error {
    border: 1px solid rgba(239, 68, 68, 0.45);
    background: rgba(127, 29, 29, 0.35);
    color: #fecaca;
    border-radius: 0.7rem;
    padding: 0.75rem 0.85rem;
    font-size: 0.84rem;
}

@media (min-width: 768px) {
    .net-card {
        padding: 1.5rem;
    }
    .net-grid-2 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .net-grid-3 {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
    .net-grid-4 {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
    .net-col-span-2 {
        grid-column: span 2 / span 2;
    }
}