.pkukf-shoutbox {
    --pkukf-shoutbox-accent: #2f4f9d;
    --pkukf-shoutbox-accent-light: #3e63c6;
    --pkukf-shoutbox-ink: #202633;
    --pkukf-shoutbox-muted: #707b8d;
    --pkukf-shoutbox-line: #e7edf5;
    --pkukf-shoutbox-soft: #f7f9fc;
    background: transparent;
}

.pkukf-shoutbox__header {
    position: relative;
    padding: 0 0 12px;
    color: var(--pkukf-shoutbox-ink);
    font-size: 1.08rem;
    font-weight: 700;
    line-height: 1.25;
    letter-spacing: -0.01em;
    background: transparent;
}

.pkukf-shoutbox__header::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -1px;
    width: 72px;
    height: 2px;
    background: linear-gradient(90deg, var(--pkukf-shoutbox-accent) 0%, var(--pkukf-shoutbox-accent-light) 100%);
}

.pkukf-shoutbox__body {
    padding: 14px 0 0;
}

.pkukf-shoutbox__notice {
    margin-bottom: 16px;
    padding: 11px 14px;
    border-radius: 2px;
    font-size: 0.94rem;
}

.pkukf-shoutbox__notice--success {
    color: #0b5136;
    background: #daf4e6;
    border: 1px solid #9ed5ba;
}

.pkukf-shoutbox__notice--error {
    color: #7b1c1c;
    background: #fae2e2;
    border: 1px solid #ebb2b2;
}

.pkukf-shoutbox__form {
    margin-bottom: 14px;
}

.pkukf-shoutbox__label {
    display: block;
    margin: 0 0 5px;
    color: var(--pkukf-shoutbox-ink);
    font-size: 0.86rem;
    font-weight: 700;
}

.pkukf-shoutbox__input {
    width: 100%;
    margin: 0 0 12px;
    padding: 8px 10px;
    border: 1px solid #d8e0ea;
    background: #ffffff;
    color: var(--pkukf-shoutbox-ink);
    box-sizing: border-box;
}

.pkukf-shoutbox__textarea {
    width: 100%;
    min-height: 58px;
    height: auto;
    margin-bottom: 0;
    resize: vertical;
    border: 1px solid #d8e0ea;
    background: #ffffff;
    padding: 8px 10px;
    color: var(--pkukf-shoutbox-ink);
    font-size: 0.98rem;
    line-height: 1.35;
    box-sizing: border-box;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.pkukf-shoutbox__input:focus,
.pkukf-shoutbox__textarea:focus {
    outline: none;
    border-color: rgba(62, 99, 198, 0.55);
    box-shadow: 0 0 0 3px rgba(62, 99, 198, 0.12);
}

.pkukf-shoutbox__toolbar {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    margin: 8px 0 10px;
}

.pkukf-shoutbox__tool {
    min-width: 34px;
    min-height: 34px;
    padding: 0 10px;
    border: 1px solid #d9e1ea;
    background: var(--pkukf-shoutbox-soft);
    color: #43516a;
    font-size: 0.82rem;
    font-weight: 700;
    border-radius: 0;
    cursor: pointer;
    transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.pkukf-shoutbox__tool:hover {
    background: #ffffff;
    border-color: #c6d3e4;
    color: var(--pkukf-shoutbox-accent);
}

.pkukf-shoutbox__actions {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
}

.pkukf-shoutbox__moderation-note {
    margin: 8px 0 0;
    color: var(--pkukf-shoutbox-muted);
    font-size: 0.82rem;
}

.pkukf-shoutbox__submit {
    border: 1px solid var(--pkukf-shoutbox-accent);
    background: var(--pkukf-shoutbox-accent);
    color: #ffffff;
    padding: 6px 12px;
    font-size: 0.86rem;
    font-weight: 700;
    letter-spacing: 0.01em;
    border-radius: 0;
    cursor: pointer;
    transition: background-color 0.2s ease, border-color 0.2s ease;
}

.pkukf-shoutbox__submit:hover {
    background: var(--pkukf-shoutbox-accent-light);
    border-color: var(--pkukf-shoutbox-accent-light);
}

.pkukf-shoutbox__cancel,
.pkukf-shoutbox__row-actions a {
    color: var(--pkukf-shoutbox-accent);
    text-decoration: none;
}

.pkukf-shoutbox__cancel:hover,
.pkukf-shoutbox__row-actions a:hover {
    text-decoration: underline;
}

.pkukf-shoutbox__login-note,
.pkukf-shoutbox__empty {
    margin: 0 0 16px;
    padding: 8px 12px;
    color: #657289;
    background: #f7f9fc;
    border-left: 3px solid rgba(47, 79, 157, 0.45);
    font-size: 0.95rem;
    line-height: 1.5;
}

.pkukf-shoutbox__messages {
    display: grid;
    gap: 0;
}

.pkukf-shoutbox__messages--scrollable {
    overflow-y: auto;
    padding-right: 8px;
    scrollbar-gutter: stable;
    overscroll-behavior: contain;
}

.pkukf-shoutbox__message {
    color: #5f6978;
    word-break: break-word;
    padding: 14px 0 16px;
    border-top: 1px solid rgba(231, 237, 245, 0.85);
}

.pkukf-shoutbox__message:first-child {
    border-top: 0;
    padding-top: 4px;
}

.pkukf-shoutbox__author {
    color: var(--pkukf-shoutbox-ink);
    font-size: 1.02rem;
    font-weight: 700;
    line-height: 1.3;
    letter-spacing: -0.01em;
}

.pkukf-shoutbox__date {
    color: var(--pkukf-shoutbox-muted);
    font-size: 0.82rem;
    margin: 2px 0 4px;
}

.pkukf-shoutbox__content {
    color: #596576;
    font-size: 0.94rem;
    line-height: 1.6;
}

.pkukf-shoutbox__content p {
    margin: 0 0 4px;
}

.pkukf-shoutbox__content a {
    color: var(--pkukf-shoutbox-accent);
    text-decoration: underline;
    text-decoration-thickness: 1px;
    text-underline-offset: 2px;
}

.pkukf-shoutbox__row-actions {
    margin-top: 6px;
    display: flex;
    gap: 8px;
    font-size: 0.84rem;
}

@media (max-width: 640px) {
    .pkukf-shoutbox__header {
        padding: 0 0 11px;
        font-size: 1rem;
    }

    .pkukf-shoutbox__header::after {
        left: 0;
        width: 62px;
    }

    .pkukf-shoutbox__body {
        padding: 12px 0 0;
    }

    .pkukf-shoutbox__author {
        font-size: 0.98rem;
    }

    .pkukf-shoutbox__tool {
        min-width: 32px;
        min-height: 32px;
        font-size: 0.8rem;
    }
}