:root {
    --bg-start: #38ff84;
    --bg-end: #1b7f3d;
    --bg-accent: #ffbb00;
    --card-bg: rgba(10, 18, 11, 0.62);
    --card-border: rgba(170, 240, 190, 0.18);
    --card-hover: rgba(200, 255, 210, 0.35);
    --text: #f2f2f4;
    --muted: rgba(225, 245, 220, 0.82);
    --shadow: rgba(0, 0, 0, 0.43);
    --shadow-strong: rgba(0, 0, 0, 0.55);
    --radius: 18px;
    --glass: rgba(255, 255, 255, 0.05);
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html,
body {
    height: 100%;
    margin: 0;
    padding: 0;
}

body {
    min-height: 100vh;
    font-family: "Poppins", sans-serif;
    color: var(--text);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    background: radial-gradient(circle at center, rgba(255, 255, 255, 0.18), transparent 55%),
                radial-gradient(circle at 40% 40%, rgba(255, 148, 0, 0.35), transparent 60%),
                linear-gradient(150deg, var(--bg-start), var(--bg-end));
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    padding: 48px 0 84px;
}

body::after {
    content: "";
    position: fixed;
    inset: 0;
    background: radial-gradient(circle at 30% 20%, rgba(255, 255, 255, 0.13), transparent 55%),
                radial-gradient(circle at 80% 85%, rgba(30, 200, 120, 0.16), transparent 60%);
    pointer-events: none;
    mix-blend-mode: overlay;
    opacity: 0.9;
}

.hero {
    width: min(980px, 92vw);
    margin: 52px auto 24px;
    text-align: center;
    padding: 0 12px;
}

.hero h1 {
    font-size: clamp(2.1rem, 3.2vw, 3.4rem);
    letter-spacing: 0.04em;
    margin: 0;
    text-shadow: 0 14px 24px rgba(0, 0, 0, 0.35);
}

.hero p {
    margin: 12px auto 0;
    max-width: 630px;
    font-size: 1.05rem;
    opacity: 0.78;
    line-height: 1.6;
}

.cards {
    width: min(980px, 92vw);
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(310px, 1fr));
    gap: 64px;
    grid-auto-rows: minmax(340px, auto);
    padding: 26px;
    margin-bottom: 80px;
    justify-content: center;
}

.card {
    position: relative;
    padding: 28px 20px 22px;
    border-radius: var(--radius);
    background: var(--card-bg);
    background-clip: padding-box;
    border: 1px solid var(--card-border);
    box-shadow: 0 18px 48px var(--shadow);
    transform-style: preserve-3d;
    backface-visibility: hidden;
    will-change: opacity, filter;
    contain: paint;
    backdrop-filter: blur(18px);
    overflow: hidden;
    cursor: default;
    opacity: 0;
    animation: fadeSlide 0.9s ease-out forwards;
    transition: box-shadow 0.28s ease, filter 0.28s ease;
}

.card:hover,
.card:focus-within {
    box-shadow: 0 36px 60px var(--shadow-strong);
    filter: brightness(1.09) saturate(1.08);
}

.card::before {
    content: "";
    position: absolute;
    inset: -12% -10% -12% -10%;
    background: radial-gradient(circle at 25% 25%, rgba(255, 190, 60, 0.25), transparent 65%);
    pointer-events: none;
    opacity: 0.7;
}

.card::after {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.12);
    pointer-events: none;
    z-index: 1;
}

.avatar {
    display: block;
    width: 116px;
    height: 116px;
    margin: 0 auto 18px;
    border-radius: 22px;
    border: 5px solid rgba(255, 255, 255, 0.28);
    box-shadow: 0 16px 32px rgba(0, 0, 0, 0.55);
    background-size: cover;
    background-position: center;
}

.card-body {
    display: grid;
    gap: 10px;
    justify-items: center;
    text-align: center;
}

.username {
    font-size: 1.3rem;
    margin: 0;
    letter-spacing: 0.04em;
}

.role {
    margin: 0;
    color: var(--muted);
    font-size: 0.92rem;
}

.description {
    margin: 0;
    font-size: 0.95rem;
    line-height: 1.5;
    opacity: 0.85;
}

.stats {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 10px;
    font-size: 0.9rem;
    opacity: 0.75;
}

.stats span {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 12px;
    border-radius: 999px;
    background: rgba(25, 40, 22, 0.44);
    border: 1px solid rgba(255, 255, 255, 0.12);
}

@keyframes fadeSlide {
    from {
        opacity: 0;
        transform: translateY(26px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (prefers-reduced-motion: reduce) {
    .card,
    .hero h1,
    .hero p {
        animation: none !important;
        transition: none !important;
    }
}

.card:hover {
    outline: 1px solid rgba(200, 255, 210, 0.28);
    outline-offset: 2px;
}

.card:nth-child(1) { animation-delay: 0.12s; }
.card:nth-child(2) { animation-delay: 0.22s; }
.card:nth-child(3) { animation-delay: 0.32s; }
.card:nth-child(4) { animation-delay: 0.42s; }
.card:nth-child(5) { animation-delay: 0.52s; }
.card:nth-child(6) { animation-delay: 0.62s; }