:root {
    --bg: #070a1a;
    --bg-accent: #10294a;
    --card: rgba(17, 46, 66, 0.9);
    --border: rgba(255, 255, 255, 0.12);
    --accent: #00abf0;
    --accent-dark: #0084b6;
    --text: #f4f7ff;
    --text-muted: #c3ccda;
    --shadow: rgba(0, 0, 0, 0.45);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Russo One', sans-serif;
}

html {
    font-size: 16px;
}

body {
    min-height: 100dvh;
    margin: 0;
    padding: clamp(1rem, 4vw, 2rem);
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at top, var(--bg-accent) 0%, var(--bg) 60%);
    color: var(--text);
}

.profile-card {
    width: min(100%, 380px);
    max-height: 100%;
    padding: clamp(1.4rem, 4vw, 2rem);
    border-radius: 28px;
    background: var(--card);
    backdrop-filter: blur(16px);
    box-shadow: 0 18px 48px var(--shadow);
    text-align: center;
    display: grid;
    gap: clamp(0.85rem, 2.5vw, 1.2rem);
    overflow: auto;
}

.profile-card__avatar {
    width: clamp(100px, 24vw, 128px);
    height: clamp(100px, 24vw, 128px);
    border-radius: 50%;
    object-fit: cover;
    margin: 0 auto;
    border: 4px solid var(--border);
    box-shadow: 0 20px 40px rgba(0, 171, 240, 0.2);
}

.profile-card__name {
    font-size: clamp(1.55rem, 2vw + 1rem, 2.1rem);
    font-weight: 600;
    letter-spacing: 0.04em;
}

.profile-card__tagline {
    font-size: clamp(0.8rem, 2vw, 0.9rem);
    color: var(--text-muted);
    line-height: 1.4;
}

.profile-card__social {
    list-style: none;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.85rem;
    padding: 0;
    margin: 0;
}

.profile-card__social a {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.08);
    color: inherit;
    text-decoration: none;
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.profile-card__social a:hover {
    transform: translateY(-4px);
    background: rgba(255, 255, 255, 0.16);
    box-shadow: 0 12px 30px rgba(0, 171, 240, 0.2);
}

.profile-card__social i {
    font-size: 1.6rem;
}

.profile-card__links {
    display: grid;
    gap: 0.6rem;
}

.link-btn {
    position: relative;
    display: block;
    text-align: center;
    padding: 0.75rem 0.9rem;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.12);
    color: var(--text);
    text-decoration: none;
    transition: transform 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}

.link-btn:hover {
    transform: translateY(-4px);
    background: rgba(255, 255, 255, 0.18);
    box-shadow: 0 16px 32px rgba(0, 171, 240, 0.2);
}

.link-btn__label {
    font-size: 0.85rem;
    letter-spacing: 0.03em;
}

.link-btn--accent {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
}

.link-btn--accent:hover {
    background: linear-gradient(135deg, var(--accent-dark) 0%, var(--accent) 100%);
}

@media (min-width: 600px) {
    .link-btn {
        padding: 1.1rem 1.4rem;
    }
}