/* Share: link icon only, click = copy URL → "コピーしました" */
.ships-share-copy-url {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    margin: 1.5rem 0;
}

.ships-share-copy-url__btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    min-width: 44px;
    min-height: 44px;
    padding: 0.5rem 0.75rem;
    color: #007cba;
    background: #f0f7fc;
    border: 1px solid #c5e0f0;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.ships-share-copy-url__btn:hover {
    background: #e0eff8;
    border-color: #007cba;
    color: #005a8b;
}

.ships-share-copy-url__btn:focus {
    outline: none;
    box-shadow: 0 0 0 2px #007cba;
}

.ships-share-copy-url__btn .ships-share-copy-url__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.ships-share-copy-url__btn .ships-share-copy-url__icon--done {
    display: none;
}

.ships-share-copy-url__btn .ships-share-copy-url__feedback {
    display: none;
}

/* Copied: check icon only with animation */
.ships-share-copy-url__btn.is-copied {
    color: #198754;
    background: #e8f5e9;
    border-color: #a5d6a7;
}

.ships-share-copy-url__btn.is-copied:hover {
    background: #c8e6c9;
    border-color: #81c784;
}

.ships-share-copy-url__btn.is-copied .ships-share-copy-url__icon--link {
    display: none;
}

.ships-share-copy-url__btn.is-copied .ships-share-copy-url__icon--done {
    display: inline-flex;
    animation: ships-share-check-in 0.25s ease-out;
}

@keyframes ships-share-check-in {
    from {
        opacity: 0;
        transform: scale(0.6);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Title row in single post header: title left, share button right */
.single_post_header_title_row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    width: 100%;
}

.single_post_header_title_row .single_title {
    flex: 1 1 auto;
    min-width: 0;
    margin: 0;
}

/* Share button inside #single_post_header: small, white */
#single_post_header .ships-share-copy-url--in-header {
    margin: 0;
    flex-shrink: 0;
}

#single_post_header .ships-share-copy-url--in-header .ships-share-copy-url__btn {
    min-width: 36px;
    min-height: 36px;
    padding: 0.35rem 0.5rem;
    color: #333;
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: 6px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12);
}

#single_post_header .ships-share-copy-url--in-header .ships-share-copy-url__btn:hover {
    background: #fff;
    border-color: rgba(0, 0, 0, 0.15);
    color: #007cba;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
}

#single_post_header .ships-share-copy-url--in-header .ships-share-copy-url__btn:focus {
    box-shadow: 0 0 0 2px #007cba;
}

#single_post_header .ships-share-copy-url--in-header .ships-share-copy-url__btn .ships-share-copy-url__icon svg,
#single_post_header .ships-share-copy-url--in-header .ships-share-copy-url__btn .ships-share-copy-url__icon--link svg,
#single_post_header .ships-share-copy-url--in-header .ships-share-copy-url__btn .ships-share-copy-url__icon--done svg {
    width: 16px;
    height: 16px;
}

#single_post_header .ships-share-copy-url--in-header .ships-share-copy-url__btn .ships-share-copy-url__feedback {
    font-size: 0.75rem;
    color: #333;
}

#single_post_header .ships-share-copy-url--in-header .ships-share-copy-url__btn.is-copied {
    color: #198754;
    background: rgba(255, 255, 255, 0.98);
    border-color: rgba(25, 135, 84, 0.4);
}