/* ==========================================================================
   Session Rail - Horizontal Carousel
   ========================================================================== */

.session-rail {
    display: flex;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    background: var(--bg-darker);
    border-bottom: 1px solid var(--border);
    overflow-x: auto;
    scroll-behavior: smooth;
    scrollbar-width: thin;
    scrollbar-color: var(--border) transparent;
}

.session-rail::-webkit-scrollbar {
    height: 4px;
}

.session-rail::-webkit-scrollbar-track {
    background: transparent;
}

.session-rail::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 2px;
}

/* Divider between active and inactive sessions */
.session-rail-divider {
    display: flex;
    align-items: center;
    align-self: stretch;
    gap: 0.25rem;
    padding: 0 0.25rem;
    cursor: pointer;
    flex-shrink: 0;
}

.session-rail-divider .divider-line {
    width: 1px;
    align-self: stretch;
    margin: 0.35rem 0;
    background: var(--border);
}

.session-rail-divider .divider-toggle {
    background: transparent;
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text-secondary);
    font-size: 0.7rem;
    padding: 0.15rem 0.35rem;
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.2s;
}

.session-rail-divider .divider-toggle:hover {
    border-color: var(--text-secondary);
    color: var(--text-primary);
}

.session-rail-divider.collapsed .divider-toggle {
    background: rgba(0, 0, 0, 0.2);
}

.session-pill {
    position: relative;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.75rem;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border);
    border-radius: 20px;
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.2s;
    flex-shrink: 0;
}

.session-pill:hover {
    border-color: var(--accent);
    background: rgba(122, 162, 247, 0.1);
}

.session-pill.focused {
    border-color: var(--accent);
    background: rgba(122, 162, 247, 0.2);
    box-shadow: 0 0 0 2px rgba(122, 162, 247, 0.3);
}

.session-pill.awaiting {
    border-color: var(--error);
    animation: awaitingPulse 2s ease-in-out infinite;
}

@keyframes awaitingPulse {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(247, 118, 142, 0.4);
    }
    50% {
        box-shadow: 0 0 0 4px rgba(247, 118, 142, 0.2);
    }
}

.session-pill.focused.awaiting {
    border-color: var(--error);
    background: rgba(247, 118, 142, 0.15);
}

.pill-indicator {
    font-size: 0.7rem;
    color: var(--text-secondary);
}

.session-pill.awaiting .pill-indicator {
    color: var(--error);
}

.pill-name {
    display: flex;
    flex-direction: column;
    width: 150px;
    overflow: hidden;
}

.pill-folder {
    font-size: 0.85rem;
    color: var(--text-primary);
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.pill-hostname {
    font-size: 0.7rem;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.pill-branch {
    font-size: 0.7rem;
    color: var(--accent);
    font-style: italic;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 150px;
    direction: rtl;
    text-align: left;
}

.session-pill.status-disconnected .pill-branch {
    color: var(--text-secondary);
}

.pill-status {
    font-size: 0.6rem;
    line-height: 1;
}

.pill-status.connected {
    color: var(--success);
}

.pill-status.disconnected {
    color: var(--text-secondary);
}

.pill-delete {
    width: 24px;
    height: 24px;
    border: 1px solid var(--border);
    background: rgba(247, 118, 142, 0.1);
    color: var(--error);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    border-radius: 4px;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.pill-delete:hover {
    background: var(--error);
    border-color: var(--error);
    color: white;
}

/* Disconnected session (DB status) styling */
.session-pill.status-disconnected {
    opacity: 0.6;
    background: rgba(127, 132, 156, 0.1);
    border-color: var(--text-secondary);
}

.session-pill.status-disconnected:hover {
    opacity: 0.8;
    background: rgba(127, 132, 156, 0.15);
}

.session-pill.status-disconnected.focused {
    opacity: 0.85;
    border-color: var(--text-secondary);
    box-shadow: 0 0 0 2px rgba(127, 132, 156, 0.3);
}

.session-pill.status-disconnected .pill-folder,
.session-pill.status-disconnected .pill-hostname,
.session-pill.status-disconnected .pill-name {
    color: var(--text-secondary);
}

/* Paused session styling - more greyed out, no awaiting highlight */
.session-pill.paused {
    opacity: 0.35;
    border-style: dashed;
    filter: grayscale(50%);
}

.session-pill.paused:hover {
    opacity: 0.55;
    filter: grayscale(30%);
}

.session-pill.paused.focused {
    opacity: 0.5;
    filter: grayscale(40%);
}

/* Paused sessions should NOT show awaiting (red) highlighting */
.session-pill.paused.awaiting {
    border-color: var(--border);
    animation: none;
    box-shadow: none;
}

.session-pill.paused.focused.awaiting {
    border-color: var(--text-secondary);
    background: rgba(127, 132, 156, 0.15);
}

.pill-paused-badge {
    font-size: 0.7rem;
    color: var(--text-secondary);
    font-weight: 600;
}

.pill-pause {
    width: 24px;
    height: 24px;
    border: 1px solid var(--border);
    background: rgba(122, 162, 247, 0.1);
    color: var(--text-secondary);
    font-size: 12px;
    cursor: pointer;
    border-radius: 4px;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.pill-pause:hover {
    background: rgba(122, 162, 247, 0.3);
    border-color: var(--accent);
    color: var(--accent);
}

.pill-pause.active {
    background: rgba(122, 162, 247, 0.2);
    border-color: var(--accent);
    color: var(--accent);
}

.pill-pause.active:hover {
    background: rgba(158, 206, 106, 0.2);
    border-color: var(--success);
    color: var(--success);
}

/* Number annotation for nav mode (1-9 keys) */
.pill-number {
    display: none;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    font-size: 1rem;
    font-weight: 700;
    color: var(--bg-primary);
    background: var(--accent);
    width: 1.5rem;
    height: 1.5rem;
    border-radius: 50%;
    font-family: monospace;
    align-items: center;
    justify-content: center;
    z-index: 10;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.session-pill.nav-mode .pill-number {
    display: flex;
}

/* Nav mode selection highlight */
.session-pill.nav-mode.focused {
    border-color: var(--accent);
    background: rgba(122, 162, 247, 0.25);
    box-shadow: 0 0 0 3px rgba(122, 162, 247, 0.4);
}

/* ==========================================================================
   Role Badge (for shared sessions)
   ========================================================================== */

.pill-role-badge {
    font-size: 0.65rem;
    padding: 0.15rem 0.4rem;
    border-radius: 4px;
    text-transform: uppercase;
    font-weight: 600;
    letter-spacing: 0.3px;
}

.pill-role-badge.role-editor {
    background: rgba(224, 175, 104, 0.3);
    color: #e0af68;
}

.pill-role-badge.role-viewer {
    background: rgba(127, 132, 156, 0.3);
    color: var(--text-secondary);
}

/* ==========================================================================
   Share / Leave Buttons
   ========================================================================== */

.pill-share {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 0.9rem;
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    transition: background 0.15s, color 0.15s;
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
}

.pill-share:hover {
    background: rgba(122, 162, 247, 0.2);
    color: var(--accent);
}

.pill-share:active {
    background: rgba(122, 162, 247, 0.3);
}

.pill-leave {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 0.9rem;
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    transition: background 0.15s, color 0.15s;
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
}

.pill-leave:hover {
    background: rgba(224, 175, 104, 0.2);
    color: #e0af68;
}

.pill-leave:active {
    background: rgba(224, 175, 104, 0.3);
}