/* ── ATT&CK Matrix Component ──────────────────────────────────────────────── */

.am-root { font-family: inherit; }

/* Loading / empty */
.am-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 3rem 1rem;
}
.am-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3.5rem 1rem;
    text-align: center;
    color: var(--subtle-text-color);
}

/* ── Stats bar ─────────────────────────────────────────────────────────────── */
.am-stats-bar {
    display: flex;
    flex-wrap: wrap;
    gap: .75rem;
    margin-bottom: 1rem;
}

.am-stat {
    flex: 1 1 110px;
    min-width: 110px;
    padding: .75rem 1rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    background: var(--card-bg-color);
}

.am-stat--wide {
    flex: 2 1 220px;
}

.am-stat--blue  { border-left: 3px solid #0d6efd; }
.am-stat--teal  { border-left: 3px solid #20c997; }
.am-stat--green { border-left: 3px solid #198754; }
.am-stat--purple{ border-left: 3px solid #6f42c1; }

.am-stat-value {
    font-size: 1.4rem;
    font-weight: 700;
    line-height: 1.1;
    color: var(--text-color);
}
.am-stat-total {
    font-size: .85rem;
    font-weight: 500;
    color: var(--subtle-text-color);
}
.am-stat-label {
    font-size: .72rem;
    color: var(--subtle-text-color);
    margin-top: .15rem;
    text-transform: uppercase;
    letter-spacing: .04em;
}

/* Progress bars */
.am-progress {
    height: 5px;
    border-radius: 99px;
    background: var(--light-bg-color);
    overflow: hidden;
}
.am-progress-fill {
    height: 100%;
    border-radius: 99px;
    background: linear-gradient(90deg, #3b82f6, #0d6efd);
    transition: width .6s ease;
}
.am-progress-fill--teal {
    background: linear-gradient(90deg, #38bdf8, #20c997);
}

/* ── Legend ────────────────────────────────────────────────────────────────── */
.am-legend {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: .4rem;
    margin-bottom: .85rem;
    font-size: .72rem;
}
.am-legend-label {
    color: var(--subtle-text-color);
    margin-right: .25rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .04em;
}
.am-legend-chip {
    padding: .15rem .5rem;
    border-radius: 99px;
    font-size: .7rem;
    font-weight: 600;
    white-space: nowrap;
}

/* ── Matrix grid ───────────────────────────────────────────────────────────── */
.am-matrix-scroll {
    overflow-x: auto;
    padding-bottom: .5rem;
    /* Thin scrollbar */
    scrollbar-width: thin;
    scrollbar-color: var(--border-color) transparent;
}
.am-matrix-scroll::-webkit-scrollbar { height: 5px; }
.am-matrix-scroll::-webkit-scrollbar-thumb { background: var(--border-color); border-radius: 99px; }

.am-matrix {
    display: flex;
    gap: .35rem;
    min-width: max-content;
}

/* ── Column (Tactic) ──────────────────────────────────────────────────────── */
.am-col {
    width: 130px;
    flex-shrink: 0;
    border-radius: 10px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    background: var(--card-bg-color);
    transition: box-shadow .15s, border-color .15s;
}
.am-col--empty {
    opacity: .55;
}
.am-col--active {
    border-color: #0d6efd;
    box-shadow: 0 0 0 2px rgba(13,110,253,.18);
    opacity: 1;
}
.am-col:not(.am-col--empty):hover {
    border-color: rgba(13,110,253,.4);
    opacity: 1;
}

/* Tactic header */
.am-col-head {
    padding: .5rem .55rem;
    background: var(--light-bg-color);
    border-bottom: 1px solid var(--border-color);
    transition: background .2s, color .2s;
}
.am-col-head-name {
    font-size: .7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .05em;
    line-height: 1.25;
    white-space: normal;
    word-break: break-word;
}
.am-col-head-meta {
    margin-top: .25rem;
}
.am-col-badge {
    font-size: .62rem;
    opacity: .8;
    white-space: nowrap;
}
.am-col-badge--empty {
    opacity: .4;
}

/* Techniques list */
.am-tech-list {
    padding: .4rem .35rem;
    display: flex;
    flex-direction: column;
    gap: .2rem;
    min-height: 60px;
}

.am-tech {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: .22rem .45rem;
    border-radius: 5px;
    border: none;
    font-size: .68rem;
    font-weight: 600;
    font-family: 'Courier New', monospace;
    cursor: pointer;
    text-align: left;
    transition: filter .12s, transform .1s, box-shadow .12s;
    position: relative;
}
.am-tech:hover {
    filter: brightness(1.12);
    transform: translateX(2px);
}
.am-tech--selected {
    box-shadow: 0 0 0 2px #0d6efd, 0 2px 8px rgba(13,110,253,.25);
    transform: translateX(2px);
    z-index: 1;
}
.am-tech--nav {
    cursor: pointer;
}
.am-tech--nav:hover {
    transform: translateX(3px) scale(1.04);
    box-shadow: 0 2px 8px rgba(13,110,253,.3);
}

.am-tech-badge {
    background: rgba(0,0,0,.15);
    color: inherit;
    border-radius: 99px;
    padding: .05rem .35rem;
    font-size: .6rem;
    font-family: inherit;
    font-weight: 700;
    min-width: 1.4em;
    text-align: center;
}

.am-tech-empty {
    font-size: .7rem;
    color: var(--subtle-text-color);
    opacity: .5;
    text-align: center;
    padding: .5rem 0;
}

/* ── Detail panel ──────────────────────────────────────────────────────────── */
.am-detail-panel {
    margin-top: .85rem;
    border-radius: 12px;
    border: 1px solid rgba(13,110,253,.3);
    background: var(--card-bg-color);
    overflow: hidden;
}

.am-detail-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: .5rem;
    padding: .7rem 1rem;
    background: rgba(13,110,253,.06);
    border-bottom: 1px solid rgba(13,110,253,.15);
}

.am-detail-ids {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: .25rem;
}

.am-detail-tactic {
    font-size: .78rem;
    font-weight: 700;
    color: var(--subtle-text-color);
    text-transform: uppercase;
    letter-spacing: .05em;
}

.am-detail-tech-id {
    font-family: 'Courier New', monospace;
    font-size: .9rem;
    font-weight: 800;
    color: #0d6efd;
}

.am-detail-body {
    padding: .85rem 1rem;
}

.am-detail-rules-label {
    font-size: .78rem;
    font-weight: 600;
    color: var(--subtle-text-color);
    margin-bottom: .6rem;
    text-transform: uppercase;
    letter-spacing: .04em;
}

.am-detail-rules {
    display: flex;
    flex-wrap: wrap;
    gap: .4rem;
}

.am-rule-chip {
    display: inline-flex;
    align-items: center;
    padding: .25rem .65rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background: var(--light-bg-color);
    color: var(--text-color);
    font-size: .75rem;
    font-weight: 500;
    text-decoration: none;
    transition: border-color .12s, background .12s, color .12s;
    max-width: 280px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.am-rule-chip:hover {
    border-color: #0d6efd;
    background: rgba(13,110,253,.07);
    color: #0d6efd;
    text-decoration: none;
}

/* ── Slide transition ──────────────────────────────────────────────────────── */
.am-panel-slide-enter-active,
.am-panel-slide-leave-active {
    transition: opacity .18s ease, transform .18s ease;
}
.am-panel-slide-enter-from,
.am-panel-slide-leave-to {
    opacity: 0;
    transform: translateY(-6px);
}

/* ── Dark mode ────────────────────────────────────────────────────────────── */
@media (prefers-color-scheme: dark) {
    .am-tech-badge { background: rgba(255,255,255,.15); }
}
[data-bs-theme="dark"] .am-tech-badge { background: rgba(255,255,255,.15); }