/* Explain: Styles for the floating friends window, now a tabbed chat container. */
/* Janela flutuante da lista de amigos (estilo MSN Messenger) da Liga PDB. */
.pdb-msn {
    position: fixed;
    right: 1rem;
    bottom: 1rem;
    z-index: 70;
    display: flex;
    flex-direction: column;
    width: 19.5rem;
    height: 30rem;
    max-width: calc(100vw - 2rem);
    max-height: calc(100vh - 2rem);
    border: 1px solid var(--menu-border);
    border-radius: 1rem;
    background: var(--menu-bg);
    box-shadow: 0 24px 70px rgba(0, 0, 0, 0.6);
    overflow: hidden;
    animation: pdbMsnIn 260ms ease;
}

.pdb-msn.is-hidden { display: none !important; }

.pdb-msn.is-max { width: 30rem !important; height: 38rem !important; }

.pdb-msn.is-min {
    left: auto !important;
    right: 1rem !important;
    top: auto !important;
    bottom: 1rem !important;
    width: auto !important;
    height: auto !important;
    max-width: none !important;
    max-height: none !important;
}

.pdb-msn.is-min .pdb-msn-content,
.pdb-msn.is-min .pdb-msn-tabs { display: none !important; }

.pdb-msn.is-min .pdb-resize-layer { display: none !important; }

/* ---------- Abas e Conteúdo da Janela ---------- */
.pdb-msn-tabs {
    display: flex;
    gap: 0.25rem;
    background: var(--menu-bg-alt);
    padding: 0.4rem 0.5rem 0;
    overflow-x: auto;
    border-bottom: 1px solid var(--glass-border);
    scrollbar-width: none;
}

.pdb-msn-tabs::-webkit-scrollbar { display: none; }

.pdb-msn-tab {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.4rem 0.6rem;
    background: var(--menu-bg);
    border: 1px solid var(--glass-border);
    border-bottom: 0;
    border-radius: 0.5rem 0.5rem 0 0;
    color: var(--text-muted);
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    max-width: 140px;
    flex-shrink: 0;
}

.pdb-msn-tab:hover {
    background: var(--menu-hover-bg);
    color: var(--text-color);
}

.pdb-msn-tab.is-active {
    background: var(--menu-bg);
    border-color: var(--accent-color);
    color: var(--text-color);
    box-shadow: inset 0 2px 0 var(--accent-color);
}

.pdb-msn-tab-avatar { width: 1.25rem; height: 1.25rem; border-radius: 999px; object-fit: cover; }
.pdb-msn-tab-icon { color: var(--logo-subtitle-color); font-size: 0.85rem; }
.pdb-msn-tab-name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; flex: 1; min-width: 0; }

.pdb-msn-tab-close {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.2rem;
    height: 1.2rem;
    border-radius: 0.3rem;
    opacity: 0.6;
}

.pdb-msn-tab-close:hover {
    opacity: 1;
    background: rgba(255, 106, 90, 0.2);
    color: #FF6A5A;
}

.pdb-msn-tab-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 1rem;
    height: 1rem;
    border-radius: 999px;
    background: var(--button-color);
    color: var(--text-color);
    font-size: 0.6rem;
    padding: 0 0.25rem;
}

.pdb-msn-tab-badge.hidden { display: none; }

.pdb-msn-content {
    display: flex;
    flex-direction: column;
    flex: 1;
    min-height: 0;
    background: var(--menu-bg);
}

.pdb-msn-tab-pane {
    display: none;
    flex-direction: column;
    flex: 1;
    min-height: 0;
}

.pdb-msn-tab-pane.is-active {
    display: flex;
}

@keyframes pdbMsnIn {
    from { opacity: 0; transform: translateY(12px) scale(0.98); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

.pdb-msn-head {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    padding: 0.5rem 0.6rem 0.55rem 0.85rem;
    background: linear-gradient(180deg, #FF2A1F 0%, #C10400 55%, #7E0300 100%);
    color: #ffffff;
    user-select: none;
}

.pdb-msn-head::after {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--logo-subtitle-color), transparent);
    content: "";
}

.pdb-msn-head.is-grabbing { cursor: grabbing; }

.pdb-msn-title {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    text-shadow: 0 1px 6px rgba(0, 0, 0, 0.5);
}

.pdb-msn-controls { display: inline-flex; align-items: center; gap: 0.3rem; }

.pdb-msn-ctrl {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.75rem;
    height: 1.75rem;
    border: 1px solid rgba(255, 255, 255, 0.35);
    border-radius: 0.45rem;
    background: rgba(255, 255, 255, 0.12);
    color: #ffffff;
    font-size: 0.7rem;
    cursor: pointer;
    transition: background 200ms ease, border-color 200ms ease, box-shadow 200ms ease;
}

.pdb-msn-ctrl:hover {
    background: rgba(255, 255, 255, 0.28);
    box-shadow: 0 0 12px rgba(255, 255, 255, 0.4);
}

.pdb-msn-ctrl.is-close:hover { background: rgba(0, 0, 0, 0.4); }

.pdb-msn-body {
    display: flex;
    flex-direction: column;
    flex: 1;
    min-height: 0;
    padding: 0.35rem;
    background: var(--menu-bg);
}

.pdb-msn-scroll {
    display: block;
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    padding-right: 0.15rem;
}

.pdb-msn.is-max .pdb-msn-scroll { max-height: none; }

.pdb-msn-group-title {
    display: block;
    padding: 0.6rem 0.7rem 0.3rem;
    color: var(--text-muted);
    font-size: 0.66rem;
    font-weight: 700;
    letter-spacing: 0.18em;
    text-transform: uppercase;
}

.pdb-msn-contact {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    width: 100%;
    min-height: 3rem;
    padding: 0.35rem 0.55rem;
    border: 0;
    border-radius: 0.65rem;
    background: transparent;
    color: inherit;
    text-align: left;
    cursor: pointer;
    transition: background 200ms ease;
}

.pdb-msn-contact:hover { background: var(--menu-hover-bg); }

.pdb-msn-avatar {
    width: 2.4rem;
    height: 2.4rem;
    flex-shrink: 0;
    border: 1px solid var(--glass-border);
    border-radius: 999px;
    object-fit: cover;
}

.pdb-msn-dot {
    width: 0.7rem;
    height: 0.7rem;
    flex-shrink: 0;
    border-radius: 999px;
}

.pdb-msn-dot.is-online { background: #57D98C; box-shadow: 0 0 9px rgba(87, 217, 140, 0.95); }
.pdb-msn-dot.is-offline { background: #6B7280; }

.pdb-msn-contact-info { display: flex; flex-direction: column; min-width: 0; flex: 1; }
.pdb-msn-contact-name { color: var(--text-color); font-size: 0.92rem; font-weight: 700; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.pdb-msn-contact-sub { color: var(--text-muted); font-size: 0.72rem; }

.pdb-msn-empty { padding: 1rem 1rem 1.2rem; color: var(--text-muted); font-size: 0.82rem; line-height: 1.6; }

.pdb-msn-gate { padding: 1rem; text-align: center; }
.pdb-msn-gate p { margin-bottom: 0.85rem; color: var(--text-muted); font-size: 0.82rem; line-height: 1.6; }

.pdb-msn-foot {
    border-top: 1px solid var(--glass-border);
    background: var(--menu-bg-alt);
    padding: 0.55rem 0.85rem;
}

.pdb-msn-foot-link {
    color: var(--silver-color);
    font-size: 0.74rem;
    font-weight: 600;
    text-decoration: none;
}

.pdb-msn-foot-link:hover { color: var(--text-color); text-decoration: underline; }

@media (min-width: 768px) {
    .pdb-msn-head { cursor: move; }
}