:root {
    --bg-color: #030712;
    --card-bg: rgba(17, 25, 40, 0.78);
    --card-border: rgba(148, 163, 184, 0.25);
    --accent: #60a5fa;
    --accent-strong: #38bdf8;
    --text-main: #f9fafb;
    --text-muted: #9ca3af;
    --title: #e2e8f0;
    --ring: rgba(56, 189, 248, 0.55);
    --ok: #10b981;
    --shadow-card: 0 16px 36px rgba(2, 6, 23, 0.5);
}

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;700&family=IBM+Plex+Mono:wght@400;500&display=swap');

body {
    background-color: var(--bg-color);
    background-image:
        radial-gradient(900px 500px at 0% 0%, rgba(56, 189, 248, 0.16), transparent 60%),
        radial-gradient(700px 420px at 100% 100%, rgba(139, 92, 246, 0.14), transparent 62%),
        linear-gradient(180deg, rgba(15, 23, 42, 0.5), rgba(3, 7, 18, 0.95));
    color: var(--text-main);
    font-family: 'Space Grotesk', 'Avenir Next', 'Segoe UI', sans-serif;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    padding: 3rem 1rem 2rem;
    margin: 0;
}

.container {
    width: 100%;
    max-width: 1120px;
    display: flex;
    flex-direction: column;
    gap: 1.35rem;
    padding-inline: 0.2rem;
}

header {
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
}

h1 {
    margin: 0;
    font-size: clamp(1.15rem, 2vw, 1.45rem);
    line-height: 1.15;
    color: var(--title);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-weight: 700;
}

h1 span {
    color: var(--accent);
    font-weight: 500;
}

.subtitle {
    margin: 0;
    color: var(--text-muted);
    font-size: 0.92rem;
    letter-spacing: 0.02em;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
    width: 100%;
    margin-bottom: 0.4rem;
}

.card {
    display: block;
    width: 100%;
    position: relative;
    text-decoration: none;
    color: inherit;
    border-radius: 16px;
    outline: none;
    -webkit-tap-highlight-color: transparent;
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.25s ease;
}

.card-inner {
    background: var(--card-bg);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 1.5rem;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    box-shadow: var(--shadow-card);
    transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

/* Hover Effects */
.card:hover {
    transform: translateY(-7px);
}

.card:hover .card-inner {
    border-color: rgba(96, 165, 250, 0.5);
    box-shadow: 0 20px 44px rgba(2, 6, 23, 0.62), 0 0 20px rgba(56, 189, 248, 0.16);
}

.card:focus-visible {
    box-shadow: 0 0 0 4px var(--ring);
}

/* Card Header & Icon */
.card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1.5rem;
}

.icon-wrapper {
    background: linear-gradient(145deg, rgba(96, 165, 250, 0.2), rgba(56, 189, 248, 0.08));
    padding: 10px;
    border-radius: 12px;
    color: var(--accent);
    box-shadow: inset 0 0 0 1px rgba(125, 211, 252, 0.15);
}

.status-dot {
    width: 8px;
    height: 8px;
    background: var(--ok);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--ok);
}

/* Typography */
.card-body h2 {
    margin: 0 0 0.5rem 0;
    font-size: 1.08rem;
    letter-spacing: 0.06em;
    font-weight: 700;
    color: var(--title);
}

.card-body p {
    margin: 0;
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.65;
    text-wrap: balance;
}

/* Footer & URL */
.card-footer {
    margin-top: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--card-border);
    padding-top: 1rem;
}

.url {
    font-family: 'IBM Plex Mono', 'JetBrains Mono', 'Fira Code', monospace;
    font-size: 0.75rem;
    color: var(--accent-strong);
    max-width: 85%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.empty-state {
    border: 1px solid var(--card-border);
    background: var(--card-bg);
    border-radius: 14px;
    padding: 1.25rem;
    color: var(--text-muted);
}

.arrow-icon {
    width: 16px;
    height: 16px;
    opacity: 0;
    transform: translate(-5px, 5px);
    transition: all 0.3s ease;
}

.card:hover .arrow-icon {
    opacity: 1;
    transform: translate(0, 0);
}

footer {
    margin-top: 1.15rem;
    padding-top: 0.9rem;
    border-top: 1px solid var(--card-border);
    position: relative;
    z-index: 3;
}

footer p {
    margin: 0;
    color: var(--text-muted);
    font-size: 0.77rem;
    letter-spacing: 0.02em;
}

@media (max-width: 760px) {
    body {
        padding: max(1.1rem, env(safe-area-inset-top)) 0.7rem max(1rem, env(safe-area-inset-bottom));
    }

    .container {
        gap: 1rem;
        padding-inline: 0;
    }

    header {
        gap: 0.35rem;
    }

    h1 {
        font-size: clamp(1.02rem, 5.4vw, 1.2rem);
        letter-spacing: 0.06em;
    }

    .subtitle {
        font-size: 0.85rem;
        line-height: 1.45;
        max-width: 34ch;
    }

    .grid {
        grid-template-columns: 1fr;
        gap: 0.8rem;
        margin-bottom: 0;
    }

    .card-inner {
        padding: 1rem;
        border-radius: 14px;
        height: auto;
    }

    .card-header {
        margin-bottom: 1rem;
    }

    .card-body h2 {
        font-size: 0.98rem;
        margin-bottom: 0.4rem;
    }

    .card-body p {
        font-size: 0.86rem;
        line-height: 1.55;
    }

    .card-footer {
        margin-top: 1rem;
        padding-top: 0.8rem;
        gap: 0.5rem;
    }

    .url {
        font-size: 0.7rem;
        max-width: 100%;
    }

    footer {
        margin-top: 0.7rem;
        padding-top: 0.7rem;
    }

    footer p {
        font-size: 0.72rem;
        line-height: 1.4;
    }

    .card,
    .card:hover {
        transform: none;
    }

    .card-inner,
    .card:hover .card-inner {
        border-color: var(--card-border);
        box-shadow: var(--shadow-card);
    }

    .arrow-icon,
    .card:hover .arrow-icon {
        opacity: 1;
        transform: none;
    }
}

@media (hover: none) and (pointer: coarse) {
    .card:hover {
        transform: none;
    }

    .card:hover .card-inner {
        border-color: var(--card-border);
        box-shadow: var(--shadow-card);
    }

    .arrow-icon {
        opacity: 1;
        transform: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    .card,
    .card-inner,
    .arrow-icon {
        transition: none;
    }

    .card:hover {
        transform: none;
    }
}