/* ═══════════════════════════════════════════════════════════════════════════
   WA Checker — Balanced "Medium" Design System (Sharpened)
   ═══════════════════════════════════════════════════════════════════════════ */

:root {
    --radius: 1rem;
}

/* ─── Custom Animations ────────────────────────────────────────────────── */
@keyframes shake { 
    0%, 100% { transform: translateX(0) } 
    20%, 60% { transform: translateX(-5px) } 
    40%, 80% { transform: translateX(5px) } 
}

.shake { animation: shake 0.4s ease-in-out; }

/* ─── Custom Scrollbar ─────────────────────────────────────────────────── */
.scrollbar-thin::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

.scrollbar-thin::-webkit-scrollbar-track {
    background: transparent;
}

.scrollbar-thin::-webkit-scrollbar-thumb {
    background: #cbd5e1; /* Darkened for better contrast */
    border-radius: 12px;
}

.scrollbar-thin::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}

/* ─── Session Card Styles (Medium - Sharpened) ────────────────────────── */
.session-card {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    margin: 4px 6px;
    border-radius: 0.85rem;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid #f1f5f9; /* Added subtle default border */
}

.session-card:hover {
    background-color: #f8fafc;
    border-color: #e2e8f0;
    transform: translateY(-1px);
}

.session-card.active {
    background-color: #f1f5f9;
    border-color: #cbd5e1; /* Sharpened active border */
    box-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.05);
}

.session-card-dot {
    width: 9px;
    height: 9px;
    border-radius: 50%;
    flex-shrink: 0;
    position: relative;
}

.session-card-dot.connected { background-color: #22c55e; }
.session-card-dot.qr { background-color: #f59e0b; }
.session-card-dot.connecting { background-color: #3b82f6; }
.session-card-dot.disconnected { background-color: #94a3b8; }

.session-card-dot.connected::after,
.session-card-dot.qr::after,
.session-card-dot.connecting::after {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: 50%;
    border: 2px solid currentColor;
    opacity: 0.3;
    animation: pulse-ring 2s infinite;
}

@keyframes pulse-ring {
    0% { transform: scale(1); opacity: 0.5; }
    100% { transform: scale(2.8); opacity: 0; }
}

.session-card-info {
    flex: 1;
    min-width: 0;
}

.session-card-name {
    font-size: 0.85rem;
    font-weight: 700;
    color: #1e293b; /* Dark Slate */
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.session-card-phone {
    font-size: 0.75rem;
    font-weight: 500;
    color: #475569; /* Slate 600 - Better contrast */
}

/* ─── Log Entry Styles ────────────────────────────────────────────────── */
.log-entry {
    padding: 6px 10px;
    border-radius: 0.5rem;
    transition: background 0.2s;
    display: flex;
    gap: 12px;
    line-height: 1.5;
}

.log-entry:hover {
    background: #f8fafc;
}

.log-time {
    color: #94a3b8; /* Slate 400 - Better contrast */
    font-weight: 700;
    flex-shrink: 0;
}

.log-session {
    color: #22c55e;
    font-weight: 800;
    flex-shrink: 0;
}

/* ─── Utility ─────────────────────────────────────────────────────────── */
.hidden { display: none !important; }

/* ─── Tabs Data Attribute Support ───────────────────────────────────────── */
.tab[data-state="active"] {
    background-color: white;
    box-shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    color: #0f172a;
}