/* ================================================================
   enhancements.css — 100 Features Pack
   Spamton Save Editor
   ================================================================ */

/* [F71] Scroll progress bar ------------------------------------ */
#scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 2px;
    width: 0%;
    background: var(--gradient);
    z-index: 9999;
    pointer-events: none;
    transition: width 0.08s linear;
    box-shadow: 0 0 8px rgba(155,89,244,0.5);
}

/* [F73] Print stylesheet --------------------------------------- */
@media print {
    #authBar, .hero, .section-block:not(.print-section),
    .main-footer, #scrollTopBtn, #scroll-progress,
    .font-controls, .chapter-card-arrow, .community-grid { display: none !important; }

    body { background: white !important; color: black !important; font-size: 12pt; }

    .print-section, #saveData, #page_tabs, .submitButton { display: block !important; }

    #saveData select, #saveData input { border: 1px solid #ccc !important; color: black !important; background: white !important; }
    .val-changed { outline: 2px solid #f4a535 !important; }

    h1, h2, h3 { color: black !important; }
    a { color: black !important; text-decoration: underline; }

    @page { margin: 2cm; }
}

/* [F74] Skeleton loader ---------------------------------------- */
.skeleton {
    background: linear-gradient(90deg,
        var(--elevated) 25%,
        var(--hover) 37%,
        var(--elevated) 63%);
    background-size: 400% 100%;
    animation: skeleton-shimmer 1.4s ease infinite;
    border-radius: var(--radius-sm);
}

@keyframes skeleton-shimmer {
    0%   { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.skeleton-card {
    height: 80px;
    margin-bottom: 8px;
}

.skeleton-text {
    height: 14px;
    margin-bottom: 8px;
    width: 70%;
}

.skeleton-text.short { width: 40%; }

/* [F76] Tab badge count --------------------------------------- */
.tab-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--warning);
    color: #0b0b12;
    font-size: 10px;
    font-weight: 700;
    min-width: 16px;
    height: 16px;
    padding: 0 4px;
    border-radius: 99px;
    margin-left: 5px;
    line-height: 1;
    vertical-align: middle;
    animation: fadeUp 0.15s ease both;
}

.tab-badge.zero { display: none; }

/* [F77] "New" badge on chapter cards ------------------------- */
.chapter-card[data-new="true"]::after {
    content: 'NEW';
    position: absolute;
    top: 8px;
    right: 8px;
    background: var(--gradient);
    color: #fff;
    font-size: 9px;
    font-weight: 700;
    padding: 2px 7px;
    border-radius: 99px;
    letter-spacing: 1px;
    box-shadow: 0 0 10px rgba(155,89,244,0.4);
}

/* [F78] Compact mode ----------------------------------------- */
body.compact-mode #saveData .lineItem {
    padding: 4px 0;
}
body.compact-mode #saveData {
    font-size: 0.8em;
}
body.compact-mode #main_box,
body.compact-mode #goner_box,
body.compact-mode #thrash_box,
body.compact-mode #lightworld_box,
body.compact-mode #party_box,
body.compact-mode #flags_box,
body.compact-mode .flags_box,
body.compact-mode .character_box,
body.compact-mode .item_box,
body.compact-mode #recruit_box,
body.compact-mode #recruit_cafe_box {
    padding: 10px;
    margin: 5px;
}

/* [F79] Editor search field ---------------------------------- */
.editor-search-bar {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 0 12px;
    position: sticky;
    top: 44px;
    z-index: 100;
    background: var(--bg);
}

.editor-search-input {
    flex: 1;
    padding: 7px 12px 7px 34px;
    background: var(--elevated);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius);
    color: var(--text);
    font-family: inherit;
    font-size: 0.65em;
    outline: none;
    transition: border-color var(--transition), box-shadow var(--transition);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%238080a0' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='11' cy='11' r='8'/%3E%3Cpath d='m21 21-4.35-4.35'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: 10px center;
}

.editor-search-input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(155,89,244,0.15);
}

.editor-search-clear {
    background: var(--elevated);
    border: 1px solid var(--border-strong);
    color: var(--text-2);
    padding: 7px 10px;
    border-radius: var(--radius);
    cursor: pointer;
    font-size: 0.65em;
    font-family: inherit;
    transition: background var(--transition), color var(--transition);
    white-space: nowrap;
}

.editor-search-clear:hover {
    background: var(--hover);
    color: var(--text);
}

.search-no-results {
    text-align: center;
    color: var(--text-3);
    padding: 20px;
    font-size: 0.7em;
}

/* [F80] Number steppers -------------------------------------- */
.number-stepper-wrap {
    display: inline-flex;
    align-items: center;
    gap: 3px;
    vertical-align: middle;
}

.number-stepper-wrap input[type=number] {
    -moz-appearance: textfield;
    text-align: center;
}

.number-stepper-wrap input::-webkit-outer-spin-button,
.number-stepper-wrap input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.step-btn {
    background: var(--elevated);
    border: 1px solid var(--border-strong);
    color: var(--text-2);
    width: 22px;
    height: 100%;
    min-height: 32px;
    cursor: pointer;
    font-size: 1em;
    font-family: inherit;
    border-radius: var(--radius-xs);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    transition: background var(--transition), color var(--transition), border-color var(--transition);
    user-select: none;
}

.step-btn:hover {
    background: var(--hover);
    color: var(--accent);
    border-color: var(--accent);
}

.step-btn:active {
    transform: scale(0.92);
}

/* [F81] Toast stack ------------------------------------------ */
#toast-container {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 20001;
    display: flex;
    flex-direction: column-reverse;
    align-items: center;
    gap: 8px;
    pointer-events: none;
}

.toast-item {
    padding: 10px 20px 10px 14px;
    border-radius: var(--radius-lg);
    font-size: 13px;
    font-family: inherit;
    display: flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 8px 28px rgba(0,0,0,0.5);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid;
    opacity: 0;
    transform: translateY(10px) scale(0.96);
    transition: opacity 0.25s ease, transform 0.25s ease;
    min-width: 220px;
    max-width: 380px;
    pointer-events: all;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.toast-item.show {
    opacity: 1;
    transform: translateY(0) scale(1);
}

.toast-icon {
    font-size: 15px;
    flex-shrink: 0;
}

.toast-success {
    background: rgba(31, 50, 38, 0.9);
    border-color: rgba(76, 175, 125, 0.4);
    color: #7bffb5;
}

.toast-error {
    background: rgba(50, 20, 20, 0.9);
    border-color: rgba(244, 89, 89, 0.4);
    color: #ff9494;
}

.toast-warning {
    background: rgba(47, 35, 10, 0.9);
    border-color: rgba(244, 165, 53, 0.4);
    color: #ffd080;
}

.toast-info {
    background: rgba(22, 17, 40, 0.9);
    border-color: rgba(155, 89, 244, 0.35);
    color: #c4a3f7;
}

/* [F82] Keyboard shortcut overlay ---------------------------- */
#shortcuts-overlay {
    position: fixed;
    inset: 0;
    background: rgba(5, 5, 10, 0.85);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 30000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
}

#shortcuts-overlay.open {
    opacity: 1;
    pointer-events: all;
}

.shortcuts-box {
    background: var(--surface);
    border: 1px solid var(--border-strong);
    border-top: 2px solid var(--accent);
    border-radius: var(--radius-lg);
    padding: 28px 32px;
    max-width: 520px;
    width: 90%;
    box-shadow: 0 24px 64px rgba(0,0,0,0.7);
    animation: fadeUp 0.2s ease both;
}

.shortcuts-title {
    font-size: 16px;
    font-weight: 700;
    margin: 0 0 20px;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: flex;
    align-items: center;
    gap: 8px;
}

.shortcuts-close-btn {
    float: right;
    background: none;
    border: none;
    color: var(--text-2);
    font-size: 20px;
    cursor: pointer;
    padding: 0;
    font-family: inherit;
    margin-top: -4px;
    -webkit-text-fill-color: var(--text-2);
}
.shortcuts-close-btn:hover { color: var(--accent); -webkit-text-fill-color: var(--accent); }

.shortcuts-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px 24px;
}

.shortcut-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 6px 0;
    border-bottom: 1px solid var(--border);
    font-size: 13px;
    color: var(--text-2);
}

.shortcut-desc {
    color: var(--text-2);
}

.kbd {
    background: var(--elevated);
    border: 1px solid var(--border-strong);
    border-bottom: 2px solid var(--border-strong);
    border-radius: var(--radius-xs);
    padding: 2px 7px;
    font-size: 11px;
    color: var(--text);
    font-family: monospace;
    white-space: nowrap;
    flex-shrink: 0;
}

/* [F83] Online/offline indicator ----------------------------- */
#online-indicator {
    position: fixed;
    bottom: 24px;
    right: 24px;
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: 99px;
    font-size: 12px;
    font-family: inherit;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease, transform 0.3s ease;
    transform: translateY(10px);
    z-index: 19000;
}

#online-indicator.show {
    opacity: 1;
    pointer-events: none;
    transform: translateY(0);
}

#online-indicator.offline {
    background: rgba(50,20,20,0.9);
    border: 1px solid rgba(244,89,89,0.4);
    color: #ff9494;
    backdrop-filter: blur(8px);
}

#online-indicator.back-online {
    background: rgba(31,50,38,0.9);
    border: 1px solid rgba(76,175,125,0.4);
    color: #7bffb5;
    backdrop-filter: blur(8px);
}

.indicator-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    flex-shrink: 0;
}

.offline .indicator-dot { background: #f45959; }
.back-online .indicator-dot { background: #4caf7d; animation: pulse-glow-green 1s ease 2; }

@keyframes pulse-glow-green {
    0%, 100% { box-shadow: 0 0 0 0 rgba(76,175,125,0.6); }
    50%       { box-shadow: 0 0 0 5px rgba(76,175,125,0); }
}

/* [F84] Font size controls ----------------------------------- */
.font-controls {
    position: fixed;
    bottom: 24px;
    right: 24px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    z-index: 9000;
}

.font-controls-btn {
    width: 32px;
    height: 32px;
    background: var(--surface);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius);
    color: var(--text-2);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: inherit;
    font-size: 14px;
    transition: background var(--transition), color var(--transition), border-color var(--transition);
    backdrop-filter: blur(8px);
}

.font-controls-btn:hover {
    background: var(--elevated);
    color: var(--accent);
    border-color: var(--accent);
}

/* [F85] Sticky editor tabs ----------------------------------- */
#page_tabs {
    position: sticky;
    top: 40px;
    z-index: 200;
    background: var(--bg);
    padding: 4px 0 0;
}

/* [F86] Box collapse ----------------------------------------- */
.box-collapsible > .box-header {
    cursor: pointer;
    user-select: none;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.7em;
    color: var(--text-2);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.box-collapsible > .box-header:hover { color: var(--accent); }

.box-collapse-arrow {
    font-size: 12px;
    transition: transform 0.2s ease;
    color: var(--text-3);
}

.box-collapsible.collapsed > .box-header .box-collapse-arrow {
    transform: rotate(-90deg);
}

.box-collapsible .box-body {
    overflow: hidden;
    max-height: 9999px;
    transition: max-height 0.3s ease;
}

.box-collapsible.collapsed .box-body {
    max-height: 0;
}

/* [F87] Card stagger animations ------------------------------ */
.chapters-grid .chapter-card:nth-child(1) { animation: fadeUp 0.25s 0.04s ease both; }
.chapters-grid .chapter-card:nth-child(2) { animation: fadeUp 0.25s 0.08s ease both; }
.chapters-grid .chapter-card:nth-child(3) { animation: fadeUp 0.25s 0.12s ease both; }
.chapters-grid .chapter-card:nth-child(4) { animation: fadeUp 0.25s 0.16s ease both; }
.chapters-grid .chapter-card:nth-child(5) { animation: fadeUp 0.25s 0.20s ease both; }
.chapters-grid .chapter-card:nth-child(6) { animation: fadeUp 0.25s 0.24s ease both; }

.community-grid .community-card:nth-child(1) { animation: fadeUp 0.25s 0.06s ease both; }
.community-grid .community-card:nth-child(2) { animation: fadeUp 0.25s 0.12s ease both; }
.community-grid .community-card:nth-child(3) { animation: fadeUp 0.25s 0.18s ease both; }
.community-grid .community-card:nth-child(4) { animation: fadeUp 0.25s 0.22s ease both; }
.community-grid .community-card:nth-child(5) { animation: fadeUp 0.25s 0.26s ease both; }

/* [F88] Section reveal -------------------------------------- */
.reveal-section {
    opacity: 0;
    transform: translateY(14px);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

.reveal-section.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* [F89] Download button progress fill ----------------------- */
.submitButton.downloading {
    position: relative;
    overflow: hidden;
    pointer-events: none;
}

.submitButton.downloading::after {
    content: '';
    position: absolute;
    left: 0; top: 0; bottom: 0;
    width: 0%;
    background: rgba(255,255,255,0.12);
    animation: download-fill 0.6s ease forwards;
}

@keyframes download-fill {
    to { width: 100%; }
}

/* [F90] Restore autosave banner ------------------------------ */
#autosave-banner {
    background: var(--surface);
    border-bottom: 1px solid var(--border-strong);
    border-left: 3px solid var(--warning);
    padding: 10px 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    font-size: 13px;
    color: var(--text-2);
    animation: fadeUp 0.2s ease both;
}

#autosave-banner.hidden { display: none; }

.autosave-banner-text { flex: 1; }

.autosave-banner-actions {
    display: flex;
    gap: 8px;
    flex-shrink: 0;
}

.autosave-restore-btn, .autosave-dismiss-btn {
    font-family: inherit;
    font-size: 12px;
    padding: 4px 12px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    border: 1px solid;
    transition: background var(--transition), color var(--transition);
}

.autosave-restore-btn {
    background: var(--gradient);
    color: #fff;
    border-color: transparent;
}

.autosave-dismiss-btn {
    background: transparent;
    color: var(--text-2);
    border-color: var(--border-strong);
}

.autosave-dismiss-btn:hover {
    background: var(--elevated);
    color: var(--text);
}

/* [F66/F67] Auth: password toggle / caps lock warn ---------- */
.auth-password-wrap {
    position: relative;
}

.auth-password-toggle {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-3);
    cursor: pointer;
    font-size: 14px;
    padding: 0;
    line-height: 1;
    transition: color var(--transition);
}

.auth-password-toggle:hover { color: var(--accent); }

.caps-lock-warning {
    font-size: 11px;
    color: var(--warning);
    margin-top: 3px;
    display: none;
}

.caps-lock-warning.show { display: block; }

/* [F68] Password strength meter ----------------------------- */
.password-strength-bar {
    height: 3px;
    border-radius: 99px;
    margin-top: 5px;
    background: var(--elevated);
    overflow: hidden;
}

.password-strength-fill {
    height: 100%;
    border-radius: 99px;
    transition: width 0.3s ease, background 0.3s ease;
    width: 0%;
}

.strength-weak   { background: var(--danger);  width: 25%; }
.strength-fair   { background: var(--warning);  width: 50%; }
.strength-good   { background: #4caf7d; width: 75%; }
.strength-strong { background: var(--gradient); width: 100%; }

.password-strength-label {
    font-size: 11px;
    color: var(--text-3);
    margin-top: 3px;
}

/* [F69] Confirm password match ------------------------------ */
.password-match-hint {
    font-size: 11px;
    margin-top: 3px;
    display: none;
}

.password-match-hint.show { display: block; }
.password-match-hint.match { color: #4caf7d; }
.password-match-hint.no-match { color: var(--danger); }

/* [F70] "Did you know?" tips -------------------------------- */
#dyk-tip {
    background: var(--surface);
    border: 1px solid var(--border-strong);
    border-left: 3px solid var(--accent);
    border-radius: var(--radius);
    padding: 10px 14px;
    font-size: 13px;
    color: var(--text-2);
    margin: 12px 0 0;
    animation: fadeUp 0.3s ease both;
    cursor: pointer;
    transition: border-color var(--transition);
}

#dyk-tip:hover { border-left-color: var(--accent-hover); }

#dyk-tip strong { color: var(--accent); }

/* [F72] Ripple effect --------------------------------------- */
.ripple {
    position: absolute;
    border-radius: 50%;
    transform: scale(0);
    animation: ripple-anim 0.5s linear;
    background: rgba(255,255,255,0.18);
    pointer-events: none;
}

@keyframes ripple-anim {
    to { transform: scale(4); opacity: 0; }
}

button, .auth-btn, .submitButton, .tab_click, .cloud-save-btn, .cloud-load-btn {
    position: relative;
    overflow: hidden;
}

/* [F75] Page transition ------------------------------------ */
body {
    animation: page-in 0.18s ease both;
}

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

/* [F91] PWA / install prompt ------------------------------ */
#pwa-install-btn {
    display: none;
    align-items: center;
    gap: 6px;
    padding: 5px 12px;
    background: var(--accent-dim);
    border: 1px solid var(--accent);
    border-radius: var(--radius-sm);
    color: var(--accent);
    font-size: 12px;
    font-family: inherit;
    cursor: pointer;
    transition: background var(--transition), color var(--transition);
}

#pwa-install-btn.show { display: flex; }

#pwa-install-btn:hover {
    background: var(--accent);
    color: #fff;
}

/* [F93] Skip to content link ------------------------------ */
#skip-to-content {
    position: absolute;
    top: -100px;
    left: 16px;
    z-index: 99999;
    background: var(--accent);
    color: #fff;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    text-decoration: none;
    transition: top 0.15s ease;
}

#skip-to-content:focus {
    top: 8px;
}

/* Editor: changed summary modal --------------------------- */
#changed-summary-modal {
    position: fixed;
    inset: 0;
    background: rgba(5,5,10,0.8);
    backdrop-filter: blur(6px);
    z-index: 25000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
}

#changed-summary-modal.open {
    opacity: 1;
    pointer-events: all;
}

.changed-summary-box {
    background: var(--surface);
    border: 1px solid var(--border-strong);
    border-top: 2px solid var(--warning);
    border-radius: var(--radius-lg);
    padding: 24px;
    max-width: 500px;
    width: 90%;
    max-height: 70vh;
    overflow-y: auto;
    animation: fadeUp 0.2s ease both;
}

.changed-summary-title {
    font-size: 15px;
    font-weight: 700;
    color: var(--warning);
    margin: 0 0 16px;
}

.changed-summary-list {
    list-style: none;
    padding: 0;
    margin: 0 0 16px;
    font-size: 13px;
}

.changed-summary-list li {
    display: flex;
    justify-content: space-between;
    padding: 6px 0;
    border-bottom: 1px solid var(--border);
    color: var(--text-2);
}

.changed-summary-list li .csl-name { color: var(--text); }
.changed-summary-list li .csl-old  { text-decoration: line-through; color: var(--text-3); }
.changed-summary-list li .csl-new  { color: var(--warning); }

.changed-summary-actions {
    display: flex;
    gap: 8px;
    justify-content: flex-end;
}

/* Editor toolbar ------------------------------------------ */
.editor-toolbar {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    padding: 10px 0;
    border-bottom: 1px solid var(--border);
    margin-bottom: 10px;
    font-size: 0.62em;
}

.editor-toolbar-btn {
    background: var(--elevated);
    border: 1px solid var(--border-strong);
    color: var(--text-2);
    padding: 5px 10px;
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 1em;
    cursor: pointer;
    transition: background var(--transition), color var(--transition), border-color var(--transition), transform var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.editor-toolbar-btn:hover {
    background: var(--hover);
    color: var(--text);
    border-color: var(--border-strong);
    transform: translateY(-1px);
}

.editor-toolbar-btn.danger:hover {
    background: rgba(244,89,89,0.12);
    color: var(--danger);
    border-color: var(--danger);
}

.editor-toolbar-btn.primary {
    background: var(--gradient);
    color: #fff;
    border-color: transparent;
}

.editor-toolbar-btn.primary:hover {
    opacity: 0.9;
    transform: translateY(-1px);
}

.editor-toolbar-sep {
    width: 1px;
    height: 20px;
    background: var(--border-strong);
    flex-shrink: 0;
}

#editor-changed-count {
    font-size: 1em;
    color: var(--text-3);
    margin-left: auto;
}

#editor-changed-count span {
    color: var(--warning);
    font-weight: 700;
}

/* Copy field value button --------------------------------- */
.field-copy-btn {
    background: none;
    border: none;
    color: var(--text-3);
    cursor: pointer;
    font-size: 0.7em;
    padding: 0 3px;
    line-height: 1;
    vertical-align: middle;
    transition: color var(--transition);
    font-family: inherit;
}

.field-copy-btn:hover { color: var(--accent); }

/* Changed status in page title ----------------------------- */
/* handled by JS: document.title */

/* Upload zone drag active --------------------------------- */
#saveFileLabel.drag-active {
    border-color: var(--accent) !important;
    background: var(--accent-dim) !important;
}

#saveFileLabel.drag-active #saveFileText {
    color: var(--accent);
}

/* Credits / Благодарность --------------------------------- */
.credits-section {
    margin-top: 52px;
}

.credits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 14px;
}

.credit-card {
    display: flex;
    align-items: center;
    gap: 16px;
    background: var(--elevated);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-lg);
    padding: 16px 18px;
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.credit-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient);
    opacity: 0;
    transition: opacity var(--transition);
}

.credit-card:hover {
    border-color: var(--accent);
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(155, 89, 244, 0.18);
}

.credit-card:hover::before {
    opacity: 0.06;
}

.credit-card.credit-dev {
    border-top: 2px solid var(--accent);
    box-shadow: 0 0 0 1px rgba(155, 89, 244, 0.1);
}

.credit-icon {
    font-size: 11px;
    font-weight: 700;
    color: var(--accent);
    background: rgba(155, 89, 244, 0.1);
    border: 1px solid rgba(155, 89, 244, 0.25);
    border-radius: 6px;
    padding: 6px 8px;
    white-space: nowrap;
    flex-shrink: 0;
    font-family: 'DeterminationCyrillic', monospace;
    position: relative;
    z-index: 1;
}

.credit-info {
    position: relative;
    z-index: 1;
    min-width: 0;
}

.credit-name {
    font-weight: 600;
    font-size: 14px;
    color: var(--text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.credit-role {
    font-size: 11px;
    color: var(--text-3);
    margin-top: 2px;
}

/* Stats counter ------------------------------------------- */
.stat-value[data-counting] {
    display: inline-block;
    min-width: 2em;
}

/* Recently visited badge ---------------------------------- */
.chapter-card.recently-visited::before {
    content: '⏱';
    position: absolute;
    top: 10px;
    right: 10px;
    font-size: 12px;
    opacity: 0.5;
}

/* JSON Import/Export modal -------------------------------- */
.json-modal-content {
    width: 100%;
    min-height: 160px;
    max-height: 300px;
    background: var(--elevated);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-sm);
    color: var(--text);
    font-family: 'DeterminationCyrillic', monospace;
    font-size: 0.62em;
    padding: 10px;
    resize: vertical;
    outline: none;
}

.json-modal-content:focus {
    border-color: var(--accent);
}

/* Mobile bottom nav --------------------------------------- */
@media (max-width: 600px) {
    .font-controls { display: none; }

    #page_tabs {
        top: 36px;
        overflow-x: auto;
        gap: 0;
        padding-bottom: 4px;
    }

    #page_tabs::-webkit-scrollbar { height: 3px; }

    .editor-toolbar {
        font-size: 0.55em;
    }
}

/* [F63/F64] Scroll top button improvement ------------------ */
.scroll-top-btn {
    position: fixed;
    bottom: 70px;
    right: 24px;
    width: 36px;
    height: 36px;
    background: var(--surface);
    border: 1px solid var(--border-strong);
    border-radius: 50%;
    color: var(--accent);
    font-size: 16px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.25s ease, transform 0.25s ease, background 0.2s, box-shadow 0.2s;
    z-index: 8000;
    backdrop-filter: blur(8px);
}

.scroll-top-btn.visible {
    opacity: 1;
    transform: translateY(0);
}

.scroll-top-btn:hover {
    background: var(--elevated);
    box-shadow: var(--accent-glow-sm);
}