:root {
    --bg-start: #091227;
    --bg-end: #101d39;
    --surface: rgba(17, 30, 57, 0.86);
    --surface-soft: rgba(255, 255, 255, 0.08);
    --surface-strong: #142748;
    --text-main: #e9f1ff;
    --text-muted: #b8c8ec;
    --accent: #39d98a;
    --accent-2: #25b7ff;
    --outline: rgba(255, 255, 255, 0.16);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: clamp(14px, 3vw, 34px);
    font-family: "Manrope", "Segoe UI", sans-serif;
    color: var(--text-main);
    background:
        radial-gradient(circle at 18% 8%, rgba(37, 183, 255, 0.18), transparent 38%),
        radial-gradient(circle at 83% 3%, rgba(57, 217, 138, 0.14), transparent 32%),
        linear-gradient(145deg, var(--bg-start), var(--bg-end));
}

.container {
    width: min(1200px, 100%);
    display: grid;
    grid-template-columns: 1fr;
    gap: 14px;
    text-align: center;
}

.hide {
    display: none !important;
}

h1 {
    margin: 0;
    font-family: "Syne", "Segoe UI", sans-serif;
    font-size: clamp(1.8rem, 4vw, 2.9rem);
    color: #f4f8ff;
    letter-spacing: 0.01em;
}

small {
    color: var(--text-muted);
    font-size: 1rem;
    margin-bottom: 8px;
}

h2 {
    margin: 0;
    color: #f4f8ff;
}

a {
    color: var(--accent-2);
    text-decoration: none;
}

a:hover {
    color: var(--accent);
}

img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
}

ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.user-info,
.repos {
    border: 1px solid var(--outline);
    background: var(--surface);
    border-radius: 20px;
    box-shadow: 0 14px 36px rgba(3, 10, 26, 0.4);
}

.user-info {
    display: grid;
    grid-template-columns: 180px 1fr;
    gap: 20px;
    text-align: left;
    align-items: center;
    padding: clamp(16px, 3vw, 26px);
}

.user-info figure {
    margin: 0;
}

.user-info img {
    width: 170px;
    aspect-ratio: 1;
    border: 2px solid rgba(37, 183, 255, 0.5);
    box-shadow: 0 0 0 8px rgba(255, 255, 255, 0.04);
    border-radius: 50%;
}

.user-info div {
    display: grid;
    gap: 10px;
}

.user-info div p {
    margin: 0;
    color: var(--text-muted);
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    padding-bottom: 10px;
}

.filter-repos,
input {
    width: min(560px, 96%);
    margin: 0 auto 4px;
    border-radius: 12px;
    border: 1px solid var(--outline);
    background: rgba(9, 19, 39, 0.75);
    color: var(--text-main);
    padding: 12px 14px;
    text-align: left;
    outline: none;
}

.filter-repos:focus {
    border-color: rgba(57, 217, 138, 0.5);
    box-shadow: 0 0 0 3px rgba(57, 217, 138, 0.18);
}

.repos {
    padding: clamp(14px, 3vw, 24px);
    display: grid;
    gap: 18px;
}

.repo-list {
    display: grid;
    gap: 14px;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.repo-list li {
    border: 1px solid var(--outline);
    border-radius: 16px;
    padding: 18px;
    background: linear-gradient(145deg, rgba(20, 37, 72, 0.95), rgba(20, 37, 72, 0.6));
    text-align: left;
    transition: transform 0.22s ease, border-color 0.22s ease;
}

.repo-list li:hover {
    transform: translateY(-4px);
    border-color: rgba(57, 217, 138, 0.44);
}

h3 {
    margin: 0;
    text-align: left;
    color: #f5f9ff;
}

.repo-name {
    font-size: 1.28rem;
}

.repo-description {
    color: var(--text-muted);
    display: inline-block;
    margin-top: 8px;
}

.repo-list span {
    margin-right: 10px;
    color: var(--text-muted);
}

.link-btn {
    display: inline-block;
    margin: 14px 8px 0 0;
    padding: 9px 16px;
    border-radius: 99px;
    border: 1px solid var(--outline);
    color: #eaf2ff;
    background: var(--surface-soft);
}

.link-btn:hover {
    color: #081527;
    border-color: transparent;
    background: linear-gradient(125deg, var(--accent-2), var(--accent));
}

h4 {
    margin: 0;
    color: var(--text-muted);
    font-weight: 500;
}

@media (max-width: 760px) {
    body {
        padding: 10px;
    }

    .user-info {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .user-info figure {
        display: grid;
        place-items: center;
    }

    .user-info div {
        text-align: center;
    }

    h3 {
        text-align: left;
    }
}