:root {
    --bg-color: #121212;
    --card-bg: #1e1e1e;
    --text-color: #e0e0e0;
    --neon-green: #00ff9d;
    --neon-green-glow: 0 0 10px #00ff9d, 0 0 20px #00ff9d, 0 0 30px #00ff9d;
    --neon-green-dim: #00cc7d;
    --card-border: #333333;
    --card-header: #252525;
    --label-color: #a0a0a0;
}

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

body {
    font-family: 'Roboto', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(0, 255, 157, 0.03) 0%, transparent 20%),
        radial-gradient(circle at 90% 80%, rgba(0, 255, 157, 0.03) 0%, transparent 20%);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

header {
    text-align: center;
    margin-bottom: 3rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid rgba(0, 255, 157, 0.2);
}

h1 {
    font-size: 3.5rem;
    margin-bottom: 0.5rem;
    font-weight: 700;
    letter-spacing: 2px;
}

.neon-text {
    color: var(--neon-green);
    text-shadow: var(--neon-green-glow);
}

.subtitle {
    font-size: 1.2rem;
    color: var(--label-color);
    font-weight: 300;
}

.section-title {
    font-size: 1.5rem;
    color: var(--neon-green);
    margin-bottom: 2rem;
    text-align: center;
    border-bottom: 1px solid var(--neon-green-dim);
    padding-bottom: 0.5rem;
}

main {
    flex: 1;
}

.ip-results {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    margin-bottom: 3rem;
}

.ip-card {
    flex: 1;
    min-width: 300px;
    background-color: var(--card-bg);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
    border: 1px solid var(--card-border);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.ip-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.7), 0 0 15px rgba(0, 255, 157, 0.3);
}

.card-header {
    background-color: var(--card-header);
    padding: 1.5rem;
    border-bottom: 2px solid var(--neon-green-dim);
}

.card-header h2 {
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
    color: var(--neon-green);
}

.ip-address {
    font-family: 'Roboto Mono', monospace;
    font-size: 1.2rem;
    word-break: break-all;
}

.card-body {
    padding: 1.5rem;
}

.info-row {
    display: flex;
    justify-content: space-between;
    padding: 0.8rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.info-row:last-child {
    border-bottom: none;
}

.label {
    color: var(--label-color);
    font-weight: 500;
}

.value {
    font-family: 'Roboto Mono', monospace;
    text-align: right;
    max-width: 60%;
    word-break: break-word;
}

.no-ip {
    text-align: center;
    padding: 3rem;
    background-color: var(--card-bg);
    border-radius: 10px;
    border: 1px solid var(--card-border);
}

.loading-message {
    text-align: center;
    padding: 3rem;
    background-color: var(--card-bg);
    border-radius: 10px;
    border: 1px solid var(--card-border);
    color: var(--neon-green);
    font-size: 1.2rem;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.api-info {
    margin-top: 2rem;
    padding: 2rem;
    background-color: var(--card-bg);
    border-radius: 10px;
    border: 1px solid var(--card-border);
}

.api-info h3 {
    color: var(--neon-green);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

code {
    display: block;
    background-color: #252525;
    padding: 1rem;
    border-radius: 5px;
    font-family: 'Roboto Mono', monospace;
    margin-top: 1rem;
    border-left: 3px solid var(--neon-green);
}

.api-examples code {
    margin-top: 0.5rem;
}

/* Формы поиска */
.search-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.search-card {
    background-color: var(--card-bg);
    border-radius: 10px;
    padding: 2rem;
    border: 1px solid var(--card-border);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

.search-card h3 {
    color: var(--neon-green);
    margin-bottom: 1.5rem;
    font-size: 1.3rem;
}

.search-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.search-input {
    background-color: #252525;
    border: 1px solid var(--card-border);
    border-radius: 5px;
    padding: 0.8rem;
    color: var(--text-color);
    font-family: 'Roboto Mono', monospace;
    font-size: 0.9rem;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.search-input:focus {
    outline: none;
    border-color: var(--neon-green);
    box-shadow: 0 0 10px rgba(0, 255, 157, 0.3);
}

.search-button {
    background-color: var(--card-header);
    color: var(--neon-green);
    border: 1px solid var(--neon-green-dim);
    border-radius: 5px;
    padding: 0.8rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.search-button:hover {
    background-color: var(--neon-green-dim);
    color: var(--bg-color);
    box-shadow: 0 0 15px rgba(0, 255, 157, 0.5);
}

/* ASN результаты */
.asn-results {
    margin-bottom: 3rem;
}

.asn-card {
    background-color: var(--card-bg);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
    border: 1px solid var(--card-border);
    margin-bottom: 2rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.asn-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.7), 0 0 15px rgba(0, 255, 157, 0.3);
}

.asn-name {
    font-family: 'Roboto Mono', monospace;
    font-size: 1rem;
    color: var(--label-color);
}

/* Подсети */
.prefixes-section {
    background-color: var(--card-bg);
    border-radius: 10px;
    padding: 2rem;
    border: 1px solid var(--card-border);
    margin-bottom: 2rem;
}

.prefixes-title {
    color: var(--neon-green);
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
    border-bottom: 1px solid var(--neon-green-dim);
    padding-bottom: 0.5rem;
}

.prefixes-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1rem;
    max-height: 500px;
    overflow-y: auto;
    padding-right: 0.5rem;
}

.prefixes-list::-webkit-scrollbar {
    width: 8px;
}

.prefixes-list::-webkit-scrollbar-track {
    background: var(--card-header);
    border-radius: 4px;
}

.prefixes-list::-webkit-scrollbar-thumb {
    background: var(--neon-green-dim);
    border-radius: 4px;
}

.prefixes-list::-webkit-scrollbar-thumb:hover {
    background: var(--neon-green);
}

.prefix-item {
    background-color: var(--card-header);
    border: 1px solid var(--card-border);
    border-radius: 5px;
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    transition: all 0.3s ease;
}

.prefix-item:hover {
    border-color: var(--neon-green-dim);
    box-shadow: 0 0 10px rgba(0, 255, 157, 0.2);
}

.prefix-netblock {
    font-family: 'Roboto Mono', monospace;
    font-size: 1rem;
    color: var(--neon-green);
    font-weight: 600;
}

.prefix-name {
    font-size: 0.9rem;
    color: var(--text-color);
}

.prefix-country {
    font-size: 0.8rem;
    color: var(--label-color);
}

footer {
    text-align: center;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(0, 255, 157, 0.2);
    color: var(--label-color);
    font-size: 0.9rem;
}

footer a {
    color: var(--neon-green);
    text-decoration: none;
    transition: text-shadow 0.3s ease;
}

footer a:hover {
    text-shadow: 0 0 5px var(--neon-green);
}

@media (max-width: 768px) {
    .ip-results {
        flex-direction: column;
    }
    
    .ip-card {
        min-width: 100%;
    }
    
    .search-section {
        grid-template-columns: 1fr;
    }
    
    .prefixes-list {
        grid-template-columns: 1fr;
    }
    
    h1 {
        font-size: 2.5rem;
    }
    
    .container {
        padding: 1rem;
    }
}

/* Анимация для неоновых элементов */
@keyframes neon-pulse {
    0% {
        text-shadow: 0 0 5px var(--neon-green), 0 0 10px var(--neon-green);
    }
    50% {
        text-shadow: 0 0 10px var(--neon-green), 0 0 20px var(--neon-green), 0 0 30px var(--neon-green);
    }
    100% {
        text-shadow: 0 0 5px var(--neon-green), 0 0 10px var(--neon-green);
    }
}

.neon-text {
    animation: neon-pulse 2s infinite;
}