.devinf-soft-wrapper {
    /* Khai báo biến cục bộ (Local Variables) */
    --neo-border: 3px solid #111111;
    --neo-shadow: 5px 5px 0px #111111;
    
    --bg-main: #f0f4f8;
    --clr-yellow: #fde74c;
    --clr-cyan: #4cc9f0;
    --clr-purple: #9d4edd;
    --clr-green: #8ac926;
    --clr-white: #ffffff;
    --clr-text: #111111;

    max-width: 950px; 
    margin: 0 auto;
    font-family: system-ui, -apple-system, sans-serif;
    color: var(--clr-text);
    background: var(--bg-main);
    padding: 20px;
    border: var(--neo-border);
    border-radius: 16px;
    box-shadow: 6px 6px 0px #111111;
}

.devinf-soft-wrapper * { box-sizing: border-box; }

.devinf-soft-header {
    background: #111; padding: 20px; color: #fff;
    border: var(--neo-border); border-radius: 12px;
    text-align: center; margin-bottom: 20px; box-shadow: var(--neo-shadow);
}
.devinf-soft-header h2 { margin: 0 0 10px 0; font-size: 1.6rem; font-weight: 900; color: var(--clr-cyan); text-transform: uppercase;}
.devinf-soft-header p { margin: 0; font-weight: 600; font-size: 0.95rem; color: #ccc;}

/* THANH CÔNG CỤ (TOOLBAR) */
.devinf-toolbar { display: flex; gap: 15px; margin-bottom: 25px; flex-wrap: wrap; }
.devinf-btn {
    flex: 1; min-width: 150px; padding: 12px; border: 2px solid #111; border-radius: 8px;
    font-size: 1rem; font-weight: 900; cursor: pointer; box-shadow: 3px 3px 0px #111;
    transition: 0.15s; text-transform: uppercase; display: flex; align-items: center; justify-content: center; gap: 8px;
}
.devinf-btn:active { transform: translate(3px, 3px); box-shadow: 0px 0px 0px #111; }
.devinf-bg-yellow { background: var(--clr-yellow); color: #111; }
.devinf-bg-cyan { background: var(--clr-cyan); color: #111; }

/* LƯỚI GRID (CARD LAYOUT) */
.devinf-grid {
    display: grid;
    grid-template-columns: 1fr; /* 1 Cột trên Mobile */
    gap: 20px;
}
@media (min-width: 768px) {
    .devinf-grid { grid-template-columns: repeat(2, 1fr); /* 2 Cột trên PC */ }
}

/* CARDS */
.devinf-card {
    background: var(--clr-white); padding: 20px; border: var(--neo-border); 
    border-radius: 12px; box-shadow: var(--neo-shadow);
}
.devinf-card-title { margin: 0 0 15px 0; font-size: 1.15rem; font-weight: 900; border-bottom: 2px dashed #111; padding-bottom: 10px; }

/* DANH SÁCH THÔNG TIN */
.devinf-list { list-style: none; padding: 0; margin: 0; }
.devinf-list li { margin-bottom: 12px; display: flex; flex-direction: column; gap: 4px;}
@media (min-width: 480px) {
    .devinf-list li { flex-direction: row; justify-content: space-between; align-items: flex-start; }
}

.devinf-label { font-weight: 800; font-size: 0.95rem; color: #555; }
.devinf-val { font-weight: 900; font-size: 0.95rem; word-break: break-word; text-align: left; }
@media (min-width: 480px) { .devinf-val { text-align: right; max-width: 60%; } }

/* BADGES (HUY HIỆU) */
.devinf-badge {
    background: #111; color: #fff; padding: 3px 8px; border-radius: 6px; 
    border: 2px solid #111; box-shadow: 2px 2px 0px #111; display: inline-block;
}
.devinf-bg-purple { background: var(--clr-purple); color: #fff; box-shadow: 2px 2px 0px #111; }
.devinf-bg-green { background: var(--clr-green); color: #111; box-shadow: 2px 2px 0px #111; }

/* KHUNG USER AGENT CHUYÊN BIỆT */
.devinf-ua-box {
    background: #f8f9fa; border: 2px dashed #111; border-radius: 6px; padding: 10px;
    font-family: monospace; font-size: 0.85rem; font-weight: 700; word-break: break-all;
    margin-top: 5px; text-align: left !important; max-width: 100% !important;
}

.devinf-note { font-size: 0.8rem; font-weight: 700; color: #777; margin-top: 15px; font-style: italic; }