/* Palette alignée sur le dashboard */
:root {
    --nhpc-accent: var(--noovhub-header-accent, #dd083b);
    --nhpc-accent-hover: var(--noovhub-header-accent-hover, #b8062f);
    --nhpc-bg: #ffffff;
    --nhpc-border: #e5e7eb;
    --nhpc-text: #111827;
    --nhpc-muted: #6b7280;
    --nhpc-soft: #f8fafc;
}

#noovhub-chat-app {
    width: 420px;
    height: 580px;
    max-width: 94vw;
    margin: 0;
    border: 1px solid var(--nhpc-border);
    border-radius: 20px;
    font-family: 'Inter', Arial, sans-serif;
    box-shadow: 0 16px 36px rgba(0,0,0,0.16);
    background-color: var(--nhpc-bg);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    gap: 0;
}

#noovhub-chat-app .chat-header {
    background: #fff;
    padding: 14px 16px 10px;
    margin: 0;
    border-bottom: 1px solid var(--nhpc-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    order: 1;
}

#noovhub-chat-app h2 {
    margin: 0;
    font-size: 1.05em;
    color: var(--nhpc-text);
    letter-spacing: 0.01em;
}

.chat-title-block {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

#online-users {
    font-size: 0.9em;
    color: var(--nhpc-muted);
}

#online-users-count {
    font-weight: bold;
}

.chat-header-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

#nhpc-fullscreen-toggle {
    border: 1px solid var(--nhpc-border);
    background: #fff;
    border-radius: 10px;
    width: 38px;
    height: 38px;
    font-size: 16px;
    line-height: 1;
    cursor: pointer;
    transition: background 0.2s ease, transform 0.15s ease, box-shadow 0.15s ease;
}

#nhpc-fullscreen-toggle:hover {
    background: #f3f4f6;
    transform: translateY(-1px);
    box-shadow: 0 8px 18px rgba(0,0,0,0.08);
}

#nhpc-fullscreen-toggle.is-fullscreen {
    background: var(--nhpc-accent);
    color: #fff;
    border-color: transparent;
}


#chat-messages {
    flex-grow: 1;
    min-height: 220px;
    overflow-y: auto;
    padding: 12px 14px;
    border-bottom: 1px solid var(--nhpc-border);
    background: #fdfdff;
    display: flex;
    flex-direction: column;
    gap: 10px;
    order: 5;
}

#online-users-list {
    max-height: 100px;
    overflow-x: auto;
    overflow-y: hidden;
    border-bottom: 1px solid var(--nhpc-border);
    padding: 10px 12px 12px;
    background: #fff;
    display: flex;
    flex-wrap: nowrap;
    gap: 12px;
    align-items: center;
    order: 2;
}

.nhpc-user-pill {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    overflow: hidden;
    border: 2px solid #e5e7eb;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background: #fff;
    box-shadow: 0 4px 12px rgba(0,0,0,0.06);
    transition: transform 0.15s ease, box-shadow 0.15s ease;
    position: relative;
}

.nhpc-user-pill:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(0,0,0,0.1);
}

.nhpc-user-pill img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.nhpc-user-pill::before {
    content: '';
    position: absolute;
    right: 2px;
    bottom: 2px;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #10b981;
    border: 2px solid #fff;
    box-shadow: 0 2px 6px rgba(0,0,0,0.12);
}

.nhpc-user-pill span {
    display: none;
}

.nhpc-user-pill::after {
    content: attr(data-user-name);
    position: absolute;
    bottom: -30px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(17, 24, 39, 0.92);
    color: #fff;
    padding: 4px 8px;
    border-radius: 8px;
    font-size: 12px;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.15s ease, transform 0.15s ease;
}

.nhpc-user-pill:hover::after {
    opacity: 1;
    transform: translateX(-50%) translateY(-2px);
}

.nhpc-online-bar {
    padding: 10px 12px 10px;
    border-bottom: 1px solid var(--nhpc-border);
    background: #fff;
    order: 4;
}

#nhpc-online-search {
    width: 100%;
    height: 40px;
    padding: 0 12px;
    border: 1px solid var(--nhpc-border);
    border-radius: 12px;
    background: #f9fafb;
    font-size: 14px;
    box-shadow: none;
}

#nhpc-online-search:focus {
    outline: none;
    border-color: var(--nhpc-accent);
    box-shadow: 0 0 0 2px rgba(221,8,59,0.12);
}

.nhpc-online-empty {
    font-size: 13px;
    color: var(--nhpc-muted);
    text-align: center;
    padding: 4px 0 2px;
}

#chat-messages p {
    margin: 0;
    line-height: 1.4;
    border-radius: 12px;
    padding: 10px 12px;
    background: #fff;
    border: 1px solid #eef2f7;
    box-shadow: 0 2px 6px rgba(0,0,0,0.04);
}

#chat-messages p strong {
    color: var(--nhpc-accent);
    font-weight: 700;
}

#chat-input {
    flex-grow: 1;
    padding: 10px 15px;
    border: 1px solid var(--nhpc-border);
    border-radius: 8px;
    margin-right: 10px;
    font-size: 1em;
    color: var(--nhpc-text);
    background: var(--nhpc-soft);
}

#chat-input:focus {
    outline: none;
    border-color: var(--nhpc-accent);
    box-shadow: 0 0 0 2px rgba(221,8,59,0.12);
}

#noovhub-chat-app > div:last-of-type { /* Container for input and button */
    display: flex;
    padding: 14px 15px;
    border-top: 1px solid var(--nhpc-border);
}

#chat-send {
    padding: 11px 20px;
    background: linear-gradient(135deg, var(--nhpc-accent), var(--nhpc-accent-hover));
    color: #fff;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    font-size: 0.95em;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
    box-shadow: 0 8px 20px rgba(221,8,59,0.28);
}

#chat-send:hover {
    transform: translateY(-1px);
    box-shadow: 0 10px 24px rgba(221,8,59,0.32);
}

/* --- Floating Widget and Toggle Button --- */
#nhpc-chat-widget {
    position: fixed;
    bottom: 22px;
    right: 22px;
    z-index: 1100;
    display: block;
}

#nhpc-chat-toggle-btn {
    background: linear-gradient(135deg, var(--nhpc-accent), var(--nhpc-accent-hover));
    color: #fff;
    border: none;
    border-radius: 50%;
    width: 64px;
    height: 64px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 2em;
    cursor: pointer;
    box-shadow: 0 12px 28px rgba(221,8,59,0.35);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
    position: absolute;
    bottom: 0;
    right: 0;
}

#nhpc-chat-toggle-btn:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 16px 32px rgba(221,8,59,0.42);
}

.nhpc-notification-badge {
    position: absolute;
    top: -5px;
    right: -5px;
    background-color: #dc3232; /* Red for notifications */
    color: #fff;
    border-radius: 50%;
    padding: 3px 6px;
    font-size: 0.7em;
    min-width: 20px;
    text-align: center;
    line-height: 1;
}

#nhpc-chat-toggle-btn .nhpc-chat-icon {
    width: 36px;
    height: 36px;
    background-size: 70%;
    background-position: center;
    background-repeat: no-repeat;
    display: block;
    background-color: #fff;
    border-radius: 50%;
    box-shadow: 0 0 0 2px rgba(255,255,255,0.9), 0 6px 16px rgba(0,0,0,0.15);
}

/* --- Chat Application Container (when hidden/visible) --- */
#noovhub-chat-app {
    position: absolute;
    bottom: 76px;
    right: 0;
    width: 420px;
    height: 580px;
    max-width: 94vw;
    margin: 0;
    box-shadow: 0 16px 36px rgba(0,0,0,0.22);
    transform: translateY(0);
    transition: transform 0.28s ease, opacity 0.28s ease;
    opacity: 1;
    pointer-events: auto;
}

#noovhub-chat-app.nhpc-hidden {
    transform: translateY(10px);
    opacity: 0;
    pointer-events: none;
    display: none;
}

#noovhub-chat-app.nhpc-fullscreen {
    position: fixed;
    bottom: 28px;
    right: 28px;
    left: auto;
    transform: none;
    width: min(980px, 94vw);
    height: min(820px, 86vh);
    max-width: 100%;
    max-height: 90vh;
    border-radius: 20px;
    box-shadow: 0 18px 38px rgba(0,0,0,0.28);
}

/* Adjust general styles to fit within the widget */
#noovhub-chat-app h2 {
    font-size: 1.05em;
    padding: 0;
}

.nhpc-channel-switcher {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-bottom: 1px solid var(--nhpc-border);
    background: #f9fafb;
    order: 3;
}

#nhpc-channel-select {
    flex: 1;
    height: 44px;
    padding: 0 12px;
    border-radius: 12px;
    border: 1px solid var(--nhpc-border);
    background: #fff;
    font-weight: 600;
    color: var(--nhpc-text);
}

#nhpc-refresh-groups {
    padding: 10px 12px;
    cursor: pointer;
    border: 1px solid var(--nhpc-border);
    background: #fff;
    border-radius: 12px;
    min-width: 44px;
    height: 44px;
}

.chat-input-area {
    padding: 12px 12px 14px;
    display: flex;
    align-items: center;
    gap: 10px;
    order: 7;
}

#chat-input {
    padding: 10px 12px;
    font-size: 0.95em;
    border-radius: 12px;
}

#chat-send {
    padding: 12px 18px;
    font-size: 0.95em;
    border-radius: 12px;
}

/* Login Prompt */
.nhpc-login-prompt {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 1000;
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
    border-radius: 5px;
    padding: 10px 15px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

#typing-indicator {
    display: none !important;
}

@media (max-width: 640px) {
    #nhpc-chat-widget {
        bottom: 16px;
        right: 16px;
        left: 16px;
    }
    #noovhub-chat-app {
        width: calc(100vw - 32px);
        max-width: none;
        height: 65vh;
        right: 0;
        left: 0;
        margin: 0 auto;
        bottom: 82px;
    }
    #nhpc-chat-toggle-btn {
        width: 60px;
        height: 60px;
    }
}