:root {
    --bg: #f6f9ff;
    --card: #ffffff;
    --accent: #1976d2;
    --muted: #6b7280;
    --radius: 14px;
    --glass: rgba(255, 255, 255, 0.6);
    font-family: Inter, "Helvetica Neue", Arial, sans-serif;
}

body {
    margin: 0;
    background: linear-gradient(180deg, var(--bg), #eef4ff 60%);
    color: #0b1220;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    padding: 32px;
}

.wrap {
    max-width: 1100px;
    margin: 0 auto;
}

.back_icon{
    position: absolute;
    top: 35px;
    left: 35px;
    padding: 10px;
    background: white;
    color: black;
    border-radius: 10px;
    box-shadow: 0 0 10px rgb(187, 187, 187);
}

.back_icon i{
    font-size: 30px;
}


header {
    display: flex;
    align-items: flex-start;
    gap: 18px;
    margin-bottom: 18px;
}

header h1 {
    margin: 0;
    font-size: 28px;
    letter-spacing: -0.5px;
    font-weight: bold;
}

header p {
    margin: 4px 0 0;
    color: var(--muted);
    font-weight: bold;
}

.grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

@media (max-width:960px) {
    .grid {
        grid-template-columns: repeat(2, 1fr)
    }
}

@media (max-width:600px) {
    .grid {
        grid-template-columns: 1fr
    }

    body {
        padding: 18px
    }
}

.card {
    background: var(--card);
    border-radius: var(--radius);
    padding: 18px;
    box-shadow: 0 6px 20px rgba(15, 23, 42, 0.06);
    display: flex;
    gap: 14px;
    align-items: flex-start;
    transition: transform .18s ease, box-shadow .18s ease;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-6px);
    box-shadow: 0 18px 40px rgba(15, 23, 42, 0.12)
}

.icon {
    min-width: 56px;
    min-height: 56px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--glass), #f7fbff);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: inset 0 -6px 12px rgba(25, 118, 210, 0.06);
}

.title {
    margin: 0 0 6px 0;
    font-size: 18px;
}

.desc {
    margin: 0;
    color: var(--muted);
    font-size: 14px;
    line-height: 1.45
}

.meta {
    margin-top: 10px;
    display: flex;
    gap: 10px;
    align-items: center
}

.btn {
    padding: 8px 12px;
    border-radius: 10px;
    border: 0;
    background: var(--accent);
    color: #fff;
    font-weight: 600;
    cursor: pointer;
    font-size: 14px
}

.tag {
    font-size: 12px;
    color: var(--accent);
    font-weight: 600
}

/* large header card */
.hero-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px;
    border-radius: 16px;
    margin-bottom: 20px;
    background: linear-gradient(90deg, #ffffff, #f3f8ff);
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.06)
}

.hero-left {
    max-width: 66%
}

.small-muted {
    color: var(--muted);
    font-size: 13px
}


@media(max-width:768px){
    .back_icon{
        width: 20px;
        text-align: center;
        position: relative;
        top: 0;
        left: 0;
        margin-bottom: 50px;
    }

    .back_icon i{
        font-size: 20px;
    }
}