/**
 * left_rail.css
 * BEM namespace: .left-rail
 *
 * Sticky sidebar containing the user mini-card, primary nav and the
 * Compose CTA. Rendered by the LeftRail class.
 */

.left-rail {
    display: block;
}

.left-rail__card {
    background: var(--surface);
    border: 1px solid var(--hairline);
    border-radius: 20px;
    box-shadow: var(--shadow-soft);
    padding: 20px;
    margin-bottom: 16px;
}

.left-rail__user-mini {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 14px;
}

.left-rail__avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    font-family: 'Inter Tight', sans-serif;
    font-weight: 600;
    font-size: 16px;
    color: white;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, #6366f1, #22d3ee);
    flex-shrink: 0;
}

.left-rail__user-meta {
    min-width: 0;
}

.left-rail__user-name {
    font-family: 'Inter Tight', sans-serif;
    font-weight: 600;
    font-size: 14px;
    letter-spacing: -0.02em;
    color: var(--text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.left-rail__user-handle {
    font-size: 12px;
    color: var(--text-2);
}

.left-rail__user-stats {
    font-size: 11px;
    color: var(--text-3);
    font-feature-settings: "tnum";
    border-top: 1px solid var(--hairline);
    padding-top: 12px;
    margin-bottom: 4px;
}
.left-rail__user-stats strong {
    color: var(--text);
    font-weight: 600;
}

.left-rail__nav {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding: 8px 0;
}

.left-rail__nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 9px 12px;
    border-radius: 10px;
    color: var(--text-2);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
    position: relative;
}
.left-rail__nav-item svg {
    color: var(--text-3);
    transition: color 0.15s;
    flex-shrink: 0;
}
.left-rail__nav-item:hover {
    background: var(--surface-2);
    color: var(--text);
}
.left-rail__nav-item:hover svg { color: var(--text); }

.left-rail__nav-item--active {
    background: linear-gradient(135deg, var(--iris-tint) 0%, color-mix(in srgb, var(--cyan) 8%, transparent) 100%);
    color: var(--text);
    box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--iris) 18%, transparent),
                0 4px 16px color-mix(in srgb, var(--iris) 12%, transparent);
}
.left-rail__nav-item--active svg { color: var(--iris); }

.left-rail__nav-badge {
    margin-left: auto;
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    padding: 2px 7px;
    border-radius: 999px;
    background: var(--iris-tint);
    color: var(--iris);
    font-feature-settings: "tnum";
}

.left-rail__divider {
    height: 1px;
    background: var(--hairline);
    margin: 8px 0;
}

.left-rail__compose-btn {
    width: 100%;
    height: 46px;
    border: none;
    border-radius: 999px;
    background: linear-gradient(120deg, #6366f1 0%, #22d3ee 50%, #a855f7 100%);
    color: #fff;
    font-family: 'Inter Tight', sans-serif;
    font-weight: 600;
    font-size: 14px;
    letter-spacing: -0.01em;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    cursor: pointer;
    margin-top: 14px;
    box-shadow: 0 6px 18px rgba(99,102,241,0.32), 0 1px 0 rgba(255,255,255,0.15) inset;
    transition: transform 0.15s ease, box-shadow 0.2s ease, filter 0.2s ease;
}
.left-rail__compose-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 12px 32px rgba(99,102,241,0.42), 0 1px 0 rgba(255,255,255,0.18) inset;
    filter: brightness(1.04);
}
.left-rail__compose-btn:active { transform: translateY(0); }
.left-rail__compose-btn:focus-visible {
    outline: 2px solid white;
    outline-offset: 2px;
}