/* ============================= */
/* Support Chat — restrained modern style */
/* ============================= */

.support-chat {
    --support-bg: #10141b;
    --support-bg-soft: #151a22;
    --support-bg-elevated: #1a2029;
    --support-border: rgba(255, 255, 255, 0.08);
    --support-border-strong: rgba(255, 255, 255, 0.12);
    --support-text: #f3f5f7;
    --support-muted: rgba(243, 245, 247, 0.58);
    --support-muted-soft: rgba(243, 245, 247, 0.38);
    --support-accent: #00f704;
    --support-accent-hover: #67ff2b;
    --support-accent-soft: rgb(99 247 0 / 0.12);
    --support-shadow: 0 22px 58px rgba(0, 0, 0, 0.42);

    position: fixed;
    right: 24px;
    bottom: 24px;
    z-index: 9999;
    font-family: inherit;
}

/* Кнопка открытия поддержки */
.support-button {
    position: relative;
    min-height: 48px;

    display: inline-flex;
    align-items: center;

    border-radius: 999px;
    color: var(--support-text);

    cursor: pointer;
    user-select: none;
    transition:
            transform 0.18s ease,
            border-color 0.18s ease,
            background 0.18s ease,
            box-shadow 0.18s ease;
}

.support-button:hover {
    transform: translateY(-1px);
    border-color: rgba(247, 166, 0, 0.36);
}

.support-button:active {
    transform: translateY(0);
}

.support-button img {
    width: 42px;
    height: 42px;
    object-fit: contain;
}

.support-button p {
    margin: 0;
    color: var(--support-text);
    font-size: 14px;
    font-weight: 600;
    line-height: 1;
    white-space: nowrap;
}

.support-unviewed {
    position: absolute;
    top: -6px;
    right: -6px;
    min-width: 20px;
    height: 20px;
    padding: 0 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid #10141b;
    border-radius: 999px;
    background: var(--support-accent);
    color: #151515;
    font-size: 11px;
    font-weight: 800;
    line-height: 1;
    box-shadow: none;
}

.chat-box {
    position: absolute;
    right: 0;
    bottom: 1px;
    width: 390px;
    height: 590px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border: 1px solid var(--support-border);
    border-radius: 20px;
    background: linear-gradient(180deg, #151a22 0%, #10141b 100%);
    /*box-shadow: var(--support-shadow);*/
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(10px);
    transform-origin: bottom right;
    transition:
            opacity 0.22s ease,
            visibility 0.22s ease,
            transform 0.22s ease;
}

.chat-box.open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
}

.chat-box.closing {
    opacity: 0;
    visibility: visible;
    pointer-events: none;
    transform: translateY(10px);
}

.chat-box-header {
    min-height: 68px;
    padding: 14px 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(20, 25, 33, 0.96);
    border-bottom: 1px solid var(--support-border);
}

.support-header {
    display: flex;
    align-items: center;
    gap: 11px;
    min-width: 0;
}

.support-header img {
    width: 32px;
    height: 32px;
    flex: 0 0 auto;
    /*border: 1px solid rgba(247, 166, 0, 0.16);*/
    border-radius: 50%;
    object-fit: contain;
    /*background: rgba(247, 166, 0, 0.08);*/
    box-shadow: none;
}

.support-header span {
    overflow: hidden;
    color: var(--support-text);
    font-size: 15px;
    font-weight: 650;
    letter-spacing: 0;
    text-overflow: ellipsis;
    white-space: nowrap;
}

#support-hide {
    opacity: 0.62;
    cursor: pointer;
    transition: opacity 0.16s ease, transform 0.16s ease;
}

#support-hide:hover {
    opacity: 1;
    transform: translateY(1px);
}

.chat-box-body {
    position: relative;
    flex: 1;
    overflow-y: auto;
    padding: 18px 16px 20px;
    background: #10141b;
    scroll-behavior: smooth;
}

#chat_messages {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.support-chat-message {
    display: flex;
    flex-direction: column;
    max-width: 82%;
}

.support__my-message {
    align-self: flex-end;
    align-items: flex-end;
}

.support__support-message {
    align-self: flex-start;
    align-items: flex-start;
}

.support-chat-message.message-new-my,
.support-chat-message.message-new-support {
    animation: supportMessageIn 0.22s ease both;
}

@keyframes supportMessageIn {
    from {
        opacity: 0;
        transform: translateY(6px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.support-profile {
    margin-bottom: 5px;
    padding: 0 4px;
}

.support-profile span {
    color: var(--support-muted-soft);
    font-size: 11px;
    font-weight: 600;
}

.support-message {
    position: relative;
    padding: 10px 13px;
    border-radius: 15px;
    overflow-wrap: anywhere;
    word-break: break-word;
    line-height: 1.45;
}

.support__my-message .support-message {
    color: #171717;
    background: #009e4a !important;
    border-bottom-right-radius: 6px;
    box-shadow: none;
}

.support__support-message .support-message {
    color: var(--support-text);
    background: #1a2029;
    border: 1px solid var(--support-border);
    border-bottom-left-radius: 6px;
    box-shadow: none;
}

.support-message-text {
    font-size: 14px;
    font-weight: 450;
}

.support-date {
    margin-top: 5px;
    padding: 0 4px;
    color: var(--support-muted-soft);
    font-size: 10px;
    font-weight: 500;
}

.support-message-img {
    display: block;
    max-width: 220px;
    overflow: hidden;
    border: 1px solid var(--support-border);
    border-radius: 14px;
    background: rgba(0, 0, 0, 0.18);
    line-height: 0;
}

.support-message-img img {
    display: block;
    width: 100%;
    max-height: 260px;
    object-fit: cover;
    border-radius: 13px;
    transition: transform 0.2s ease, filter 0.2s ease;
}

.support-message-img:hover img {
    transform: scale(1.015);
    filter: brightness(1.03);
}

.chat-box-footer {
    position: relative;
    min-height: 76px;
    padding: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
    background: rgba(20, 25, 33, 0.98);
    border-top: 1px solid var(--support-border);
}

.support-input-shell {
    flex: 1;
    min-height: 48px;
    display: flex;
    align-items: flex-end;
    gap: 8px;
    padding: 6px 6px 6px 14px;
    border: 1px solid var(--support-border);
    border-radius: 14px;
    background: #111822;
    box-shadow: none;
    transition:
            border-color 0.18s ease,
            background 0.18s ease,
            box-shadow 0.18s ease;
}

.support-input-shell:focus-within {
    /*border-color: rgba(247, 166, 0, 0.46);*/
    background: #141c27;
    /*box-shadow: 0 0 0 3px rgba(247, 166, 0, 0.08);*/
}

#chat_input {
    flex: 1;
    min-height: 34px;
    max-height: 112px;
    padding: 8px 0;
    resize: none;
    border: 0;
    outline: 0;
    background-color: rgba(0,0,0,0);
    color: var(--support-text);
    font-size: 14px;
    font-family: inherit;
    line-height: 1.35;
}

#chat_input::placeholder {
    color: var(--support-muted-soft);
}

.support-send-btn {
    width: 36px;
    min-width: 36px;
    height: 36px;
    border: 0;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    cursor: pointer;
    transition:
            background 0.16s ease,
            transform 0.16s ease,
            opacity 0.16s ease;
}

.support-send-btn svg {
    width: 22px;
    height: 22px;
}

.support-send-btn svg path {
    fill: rgba(243, 245, 247, 0.78);
    transition: fill 0.16s ease;
}

.support-send-btn:hover {
    background: rgba(255, 255, 255, 0.06);
    transform: translateY(-1px);
}

.support-send-btn:hover svg path {
    fill: var(--support-accent-hover);
}

.support-send-btn:active {
    transform: translateY(0) scale(0.97);
}

.support__link-photo-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.support-attach-btn {
    width: 42px;
    min-width: 42px;
    height: 42px;
    border: 1px solid var(--support-border-strong);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(243, 245, 247, 0.78);
    background: transparent;
    cursor: pointer;
    transition:
            color 0.16s ease,
            border-color 0.16s ease,
            background 0.16s ease,
            transform 0.16s ease;
}

.support-attach-btn:hover {
    color: var(--support-accent-hover);
    /*border-color: rgba(247, 166, 0, 0.38);*/
    background: var(--support-accent-soft);
    transform: translateY(-1px);
}

.support-attach-btn:active {
    transform: translateY(0) scale(0.97);
}

#support_photo_size {
    position: absolute;
    right: 0;
    bottom: 52px;
    max-width: 230px;
    padding: 7px 10px;
    border: 1px solid rgba(247, 166, 0, 0.22);
    border-radius: 10px;
    background: rgba(247, 166, 0, 0.1);
    color: #ffc45a;
    font-size: 12px;
    font-weight: 600;
    white-space: nowrap;
}

.chat-box-body::-webkit-scrollbar,
#chat_input::-webkit-scrollbar {
    width: 6px;
}

.chat-box-body::-webkit-scrollbar-track,
#chat_input::-webkit-scrollbar-track {
    background: transparent;
}

.chat-box-body::-webkit-scrollbar-thumb,
#chat_input::-webkit-scrollbar-thumb {
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.14);
}

.chat-box-body::-webkit-scrollbar-thumb:hover,
#chat_input::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.24);
}

@media (max-width: 520px) {
    .support-chat {
        right: 0;
        bottom: 0;
        left: 0;
        top: 0;
        width: 100%;
        height: 100%;
        pointer-events: none;
    }

    .support-button {
        position: fixed;
        right: 6px;
        bottom: 100px;
        padding-right: 14px;
        pointer-events: auto;
    }

    .chat-box {
        position: fixed;
        inset: 0;
        width: 100%;
        height: 100dvh;
        max-height: 100dvh;
        border-radius: 0;
        border: 0;
        transform: translateY(100%);
        transform-origin: bottom center;
        pointer-events: none;
    }

    .chat-box.open {
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
        transform: translateY(0);
    }

    .chat-box.closing {
        opacity: 0;
        visibility: visible;
        pointer-events: none;
        transform: translateY(100%);
    }

    .chat-box-header {
        min-height: 64px;
        padding: 13px 14px;
    }

    .chat-box-body {
        padding: 16px 14px 18px;
    }

    .support-chat-message {
        max-width: 88%;
    }

    .chat-box-footer {
        padding: 10px;
        padding-bottom: calc(10px + env(safe-area-inset-bottom));
    }
}