/* Shared, account-wide saved work menu for the five Study Helper modes. */
#studyHelperTabBar.browser-tabs-container,
#mediaTabBar.browser-tabs-container { position: relative; }

.study-saved-items-toggle {
    position: absolute;
    z-index: 5;
    top: 50%;
    right: 18px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    min-height: 38px;
    padding: 0 10px;
    transform: translateY(-50%);
    border: 1px solid var(--study-border, rgba(255,255,255,.12));
    border-radius: 12px;
    color: var(--study-text, var(--text-primary));
    background: var(--study-surface, var(--bg-sidebar));
    font: inherit;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: border-color 150ms ease, background-color 150ms ease, color 150ms ease;
}

.study-saved-items-toggle:hover,
.study-saved-items-toggle[aria-expanded="true"] {
    border-color: color-mix(in srgb, var(--study-accent, var(--accent-color)) 50%, var(--study-border, transparent));
    background: color-mix(in srgb, var(--study-accent, var(--accent-color)) 10%, var(--study-surface, var(--bg-sidebar)));
}

.study-saved-items-toggle:focus-visible,
.study-saved-items-panel :is(button):focus-visible {
    outline: 2px solid color-mix(in srgb, var(--study-accent, var(--accent-color)) 76%, transparent);
    outline-offset: 2px;
}

.study-saved-items-count {
    display: inline-grid;
    place-items: center;
    min-width: 18px;
    height: 18px;
    padding: 0 4px;
    border-radius: 999px;
    color: var(--study-text-muted, var(--text-secondary));
    background: color-mix(in srgb, var(--study-text-muted, #999) 13%, transparent);
    font-size: 10px;
    font-variant-numeric: tabular-nums;
}
.study-saved-items-toggle:not([data-loaded="true"]) .study-saved-items-count { display: none; }

.study-saved-items-panel {
    position: fixed;
    z-index: 12000;
    display: flex;
    flex-direction: column;
    max-height: min(590px, calc(100vh - 28px));
    overflow: hidden;
    border: 1px solid var(--study-border, rgba(255,255,255,.14));
    border-radius: 18px;
    color: var(--study-text, var(--text-primary));
    background: var(--study-workspace-bg, var(--bg-sidebar));
    box-shadow: 0 22px 70px rgba(0,0,0,.38), 0 3px 12px rgba(0,0,0,.16);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(-5px) scale(.99);
    transform-origin: top right;
    transition: opacity 140ms ease, transform 140ms ease, visibility 140ms ease;
}

.study-saved-items-panel.is-open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0) scale(1);
}

.study-saved-items-header {
    display: flex;
    flex: 0 0 auto;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 18px 18px 14px;
    border-bottom: 1px solid var(--study-border, rgba(255,255,255,.1));
}

.study-saved-items-header h2 {
    margin: 0;
    color: var(--study-text, var(--text-primary));
    font-size: 17px;
    font-weight: 650;
    letter-spacing: -.02em;
}

.study-saved-items-eyebrow {
    margin: 0 0 4px;
    color: var(--study-text-muted, var(--text-secondary));
    font-size: 9px;
    font-weight: 700;
    letter-spacing: .12em;
}

.study-saved-items-close,
.study-saved-item-delete {
    display: inline-grid;
    flex: 0 0 auto;
    place-items: center;
    width: 32px;
    height: 32px;
    padding: 0;
    border: 1px solid transparent;
    border-radius: 10px;
    color: var(--study-text-muted, var(--text-secondary));
    background: transparent;
    cursor: pointer;
}

.study-saved-items-close:hover,
.study-saved-item-delete:hover {
    border-color: var(--study-border, rgba(255,255,255,.12));
    color: var(--study-text, var(--text-primary));
    background: color-mix(in srgb, var(--study-text, #fff) 6%, transparent);
}

.study-saved-items-close svg,
.study-saved-item-delete svg { width: 16px; height: 16px; }

.study-saved-items-list {
    min-height: 0;
    padding: 5px 18px 16px;
    overflow: auto;
    scrollbar-width: thin;
    scrollbar-color: color-mix(in srgb, var(--study-text-muted, #999) 28%, transparent) transparent;
}

.study-saved-group { padding-top: 13px; }
.study-saved-group + .study-saved-group { margin-top: 4px; border-top: 1px solid var(--study-border, rgba(255,255,255,.08)); }
.study-saved-group h3 {
    margin: 0 0 7px;
    color: var(--study-text, var(--text-primary));
    font-size: 12px;
    font-weight: 650;
    letter-spacing: -.005em;
}
.study-saved-group-empty {
    margin: 0;
    padding: 8px 10px;
    border: 1px solid color-mix(in srgb, var(--study-border, rgba(255,255,255,.1)) 72%, transparent);
    border-radius: 11px;
    color: var(--study-text-muted, var(--text-secondary));
    background: color-mix(in srgb, var(--study-text, #fff) 2.5%, transparent);
    font-size: 11px;
    line-height: 1.45;
}
.study-saved-group-rows { display: grid; gap: 5px; }
.study-saved-item {
    display: flex;
    align-items: center;
    gap: 7px;
    min-width: 0;
    padding: 5px 5px 5px 10px;
    border: 1px solid var(--study-border, rgba(255,255,255,.09));
    border-radius: 12px;
    background: color-mix(in srgb, var(--study-text, #fff) 2%, transparent);
    transition: border-color 130ms ease, background-color 130ms ease;
}
.study-saved-item:hover {
    border-color: color-mix(in srgb, var(--study-accent, var(--accent-color)) 32%, var(--study-border, transparent));
    background: color-mix(in srgb, var(--study-accent, var(--accent-color)) 5%, transparent);
}
.study-saved-item-open {
    display: grid;
    flex: 1 1 auto;
    gap: 3px;
    min-width: 0;
    padding: 2px 0;
    border: 0;
    color: inherit;
    text-align: left;
    background: transparent;
    cursor: pointer;
}
.study-saved-item-title {
    overflow: hidden;
    color: var(--study-text, var(--text-primary));
    font-size: 12px;
    font-weight: 550;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.study-saved-item-date { color: var(--study-text-muted, var(--text-secondary)); font-size: 10px; }
.study-saved-item-delete { width: 30px; height: 30px; }
.study-saved-items-state {
    margin: 0;
    padding: 22px 8px;
    color: var(--study-text-muted, var(--text-secondary));
    font-size: 12px;
    line-height: 1.5;
    text-align: center;
}

body.study-workspace-active .study-artifact-save-btn {
    width: auto;
    min-width: 112px;
    min-height: 38px;
    margin: 14px auto 0;
    padding: 8px 15px;
    border: 1px solid color-mix(in srgb, var(--study-accent, var(--accent-color)) 30%, var(--study-border, transparent));
    border-radius: 11px;
    color: var(--study-text, var(--text-primary));
    background: color-mix(in srgb, var(--study-accent, var(--accent-color)) 8%, transparent);
    font: inherit;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
}
body.study-workspace-active .study-artifact-save-btn:hover:not(:disabled) {
    border-color: color-mix(in srgb, var(--study-accent, var(--accent-color)) 56%, var(--study-border, transparent));
    color: var(--study-text, var(--text-primary));
    background: color-mix(in srgb, var(--study-accent, var(--accent-color)) 14%, transparent);
}
body.study-workspace-active .study-artifact-save-btn:disabled { opacity: .58; cursor: wait; }

@media (max-width: 768px) {
    .study-saved-items-toggle { right: 10px; min-height: 36px; padding-inline: 8px; }
    .study-saved-items-toggle > span:nth-child(2) { display: none; }
    .study-saved-items-panel { max-height: calc(100vh - 20px); border-radius: 16px; }
    .study-saved-items-header { padding: 15px 15px 12px; }
    .study-saved-items-list { padding-inline: 15px; }
}

@media (prefers-reduced-motion: reduce) {
    .study-saved-items-panel,
    .study-saved-items-toggle,
    .study-saved-item { transition: none; }
}