/* =============================================================================
   Changelog modal — shown on first launch after version bump
   ============================================================================= */

.changelog-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.45);
    z-index: 10001;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    animation: changelog-fade-in 0.25s cubic-bezier(0.25, 0.46, 0.45, 0.94) both;
}

.changelog-modal-overlay--dismissed {
    animation: changelog-fade-out 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94) both;
}

@keyframes changelog-fade-in {
    from { opacity: 0; }
    to   { opacity: 1; }
}

@keyframes changelog-fade-out {
    from { opacity: 1; }
    to   { opacity: 0; }
}

.changelog-modal {
    background: #ffffff;
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2), 0 0 0 1px rgba(0, 0, 0, 0.04);
    max-width: 520px;
    width: 100%;
    max-height: 80vh;
    display: flex;
    flex-direction: column;
    font-family: 'Avenir Next', 'Avenir', -apple-system, BlinkMacSystemFont, sans-serif;
    animation: changelog-scale-in 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94) both;
}

@keyframes changelog-scale-in {
    from { opacity: 0; transform: scale(0.96) translateY(6px); }
    to   { opacity: 1; transform: scale(1) translateY(0); }
}

.changelog-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px 12px;
    border-bottom: 1px solid #f2f2f7;
}

.changelog-modal-title {
    margin: 0;
    font-size: 18px;
    font-weight: 700;
    letter-spacing: -0.01em;
    color: #1a1a2e;
}

.changelog-modal-close {
    background: transparent;
    border: none;
    font-size: 22px;
    line-height: 1;
    color: #8e8e93;
    cursor: pointer;
    padding: 4px 8px;
    border-radius: 6px;
    transition: background-color 0.15s, color 0.15s;
}

.changelog-modal-close:hover {
    background: #f2f2f7;
    color: #1a1a2e;
}

.changelog-modal-body {
    padding: 20px 24px;
    overflow-y: auto;
    flex: 1;
}

.changelog-modal-release {
    padding: 0 0 20px;
    margin: 0 0 20px;
    border-bottom: 1px solid #f2f2f7;
}

.changelog-modal-release:last-child {
    border-bottom: none;
    padding-bottom: 0;
    margin-bottom: 0;
}

.changelog-modal-version-line {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 8px;
}

.changelog-modal-version {
    background: #eef5fd;
    color: #4a90d9;
    font-size: 11px;
    font-weight: 600;
    padding: 3px 8px;
    border-radius: 6px;
    letter-spacing: -0.01em;
}

.changelog-modal-date {
    font-size: 12px;
    color: #8e8e93;
}

.changelog-modal-release-title {
    margin: 0 0 10px;
    font-size: 15px;
    font-weight: 600;
    color: #1a1a2e;
    letter-spacing: -0.01em;
}

.changelog-modal-list {
    margin: 0;
    padding-left: 18px;
    list-style: disc;
}

.changelog-modal-list li {
    font-size: 14px;
    line-height: 1.5;
    color: #48484a;
    margin-bottom: 4px;
}

.changelog-modal-footer {
    padding: 16px 24px 20px;
    display: flex;
    justify-content: flex-end;
    border-top: 1px solid #f2f2f7;
}

.changelog-modal-ok {
    background: #4a90d9;
    color: #ffffff;
    border: none;
    border-radius: 8px;
    font-family: inherit;
    font-size: 14px;
    font-weight: 500;
    padding: 9px 18px;
    cursor: pointer;
    transition: background-color 0.15s;
}

.changelog-modal-ok:hover {
    background: #357abd;
}

.changelog-modal-ok:focus-visible {
    outline: 2px solid #4a90d9;
    outline-offset: 2px;
}

/* Dark mode */
.dark-mode .changelog-modal,
[data-theme="dark"] .changelog-modal {
    background: #1e1e24;
}

.dark-mode .changelog-modal-title,
[data-theme="dark"] .changelog-modal-title,
.dark-mode .changelog-modal-release-title,
[data-theme="dark"] .changelog-modal-release-title {
    color: #f5f5f7;
}

.dark-mode .changelog-modal-list li,
[data-theme="dark"] .changelog-modal-list li {
    color: #c7c7cc;
}

.dark-mode .changelog-modal-header,
[data-theme="dark"] .changelog-modal-header,
.dark-mode .changelog-modal-release,
[data-theme="dark"] .changelog-modal-release,
.dark-mode .changelog-modal-footer,
[data-theme="dark"] .changelog-modal-footer {
    border-color: #2c2c32;
}

.dark-mode .changelog-modal-close,
[data-theme="dark"] .changelog-modal-close {
    color: #8e8e93;
}

.dark-mode .changelog-modal-close:hover,
[data-theme="dark"] .changelog-modal-close:hover {
    background: #2c2c32;
    color: #f5f5f7;
}

.dark-mode .changelog-modal-version,
[data-theme="dark"] .changelog-modal-version {
    background: rgba(74, 144, 217, 0.15);
    color: #6fadde;
}