/* ===========================================================
   CipherHub — terminal theme
   =========================================================== */

@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600;700&family=Orbitron:wght@600;800&display=swap');

:root {
    --bg: #05070a;
    --bg-panel: #0c1015;
    --bg-panel-2: #10161c;
    --bg-input: #050a08;
    --border: #1c2b26;
    --border-soft: #182420;
    --accent: #00ff88;
    --accent-dim: #00cc6a;
    --accent-glow: rgba(0, 255, 136, 0.28);
    --text: #d9f3e6;
    --text-dim: #7fa295;
    --text-faint: #4d6960;
    --danger: #ff5c6c;
    --danger-glow: rgba(255, 92, 108, 0.25);
    --warning: #ffcf66;
    --radius: 12px;
    --font-display: 'Orbitron', 'JetBrains Mono', monospace;
    --font-mono: 'JetBrains Mono', 'Courier New', monospace;
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
}

body {
    background:
        radial-gradient(circle at 15% 0%, rgba(0, 255, 136, 0.05), transparent 45%),
        radial-gradient(circle at 85% 100%, rgba(0, 255, 136, 0.04), transparent 40%),
        var(--bg);
    background-attachment: fixed;
    color: var(--text);
    font-family: var(--font-mono);
    min-height: 100vh;
    position: relative;
}

/* faint scanline / grid texture */
body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    background-image:
        repeating-linear-gradient(180deg, rgba(255,255,255,0.012) 0px, rgba(255,255,255,0.012) 1px, transparent 1px, transparent 3px),
        linear-gradient(rgba(0,255,136,0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0,255,136,0.025) 1px, transparent 1px);
    background-size: auto, 42px 42px, 42px 42px;
}

a { color: inherit; }

::selection {
    background: var(--accent);
    color: #001a10;
}

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 6px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent-dim); }

/* ===========================================================
   NAV
   =========================================================== */
.nav {
    position: relative;
    z-index: 5;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    max-width: 1100px;
    margin: 0 auto;
    padding: 18px 24px;
    flex-wrap: wrap;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 18px;
    letter-spacing: 1px;
    text-decoration: none;
    color: var(--accent);
    text-shadow: 0 0 18px var(--accent-glow);
}

.nav-brand .dots {
    display: inline-flex;
    gap: 5px;
}
.nav-brand .dots span {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--border);
}
.nav-brand .dots span:nth-child(1) { background: #ff5f56; }
.nav-brand .dots span:nth-child(2) { background: #ffbd2e; }
.nav-brand .dots span:nth-child(3) { background: var(--accent); }

.nav-links {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
}

.nav-link {
    text-decoration: none;
    color: var(--text-dim);
    font-size: 13px;
    font-weight: 500;
    padding: 8px 14px;
    border-radius: 8px;
    border: 1px solid transparent;
    transition: all 0.15s ease;
    letter-spacing: 0.3px;
}

.nav-link:hover {
    color: var(--accent);
    border-color: var(--border);
    background: rgba(0, 255, 136, 0.05);
}

.nav-link.active {
    color: var(--accent);
    border-color: var(--border);
    background: rgba(0, 255, 136, 0.07);
}

.nav-account {
    display: flex;
    align-items: center;
    gap: 6px;
    padding-left: 6px;
    margin-left: 4px;
    border-left: 1px solid var(--border-soft);
}

/* ===========================================================
   NAV: GROUPED DROPDOWNS (Tools / Chains / Vaults / Social / Games / Other)
   Built on <details>/<summary> so it degrades gracefully without JS.
   Six groups now (Vaults/Social split out of the old "Utilities" catch-
   all) — .nav-dropdown-menu caps its own height and scrolls internally
   so the longest group (Vaults, ~10 items) never turns into an
   unscrollable wall covering the page.
   =========================================================== */
.nav-dropdown {
    position: relative;
}

.nav-dropdown-summary {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    cursor: pointer;
    list-style: none;
    user-select: none;
}
.nav-dropdown-summary::-webkit-details-marker { display: none; }

.nav-dropdown-summary .caret {
    font-size: 10px;
    color: var(--text-faint);
    transition: transform 0.15s ease;
}
.nav-dropdown[open] .nav-dropdown-summary .caret { transform: rotate(180deg); }
.nav-dropdown[open] .nav-dropdown-summary {
    color: var(--accent);
    border-color: var(--border);
    background: rgba(0, 255, 136, 0.05);
}

.nav-dropdown-menu {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    min-width: 240px;
    max-height: min(70vh, 480px);
    overflow-y: auto;
    background: var(--bg-panel);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 8px;
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.35);
    z-index: 60;
    display: flex;
    flex-direction: column;
    gap: 2px;
    animation: navMenuIn 0.12s ease;
}

@keyframes navMenuIn {
    from { opacity: 0; transform: translateY(-4px); }
    to { opacity: 1; transform: translateY(0); }
}

.nav-dropdown-item {
    display: block;
    text-decoration: none;
    color: var(--text-dim);
    font-size: 13px;
    padding: 9px 12px;
    border-radius: 7px;
    transition: all 0.15s ease;
}

.nav-dropdown-item:hover {
    color: var(--accent);
    background: rgba(0, 255, 136, 0.07);
}

.nav-dropdown-item.active {
    color: var(--accent);
    background: rgba(0, 255, 136, 0.1);
    font-weight: 600;
}

.nav-user {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 12px;
    color: var(--text-faint);
}

.nav-user .who {
    color: var(--text-dim);
}

.nav-user .who b {
    color: var(--accent);
}

/* ===========================================================
   LAYOUT
   =========================================================== */
.page {
    position: relative;
    z-index: 1;
    max-width: 1100px;
    margin: 0 auto;
    padding: 20px 24px 80px;
}

.page-narrow {
    max-width: 620px;
}

.hero {
    text-align: center;
    padding: 60px 20px 20px;
}

.hero h1 {
    font-family: var(--font-display);
    font-size: 44px;
    margin: 0 0 12px;
    color: var(--accent);
    text-shadow: 0 0 30px var(--accent-glow);
    letter-spacing: 1px;
}

.hero p {
    color: var(--text-dim);
    font-size: 15px;
    max-width: 480px;
    margin: 0 auto;
}

.hero .eyebrow {
    display: inline-block;
    font-size: 11px;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--accent-dim);
    border: 1px solid var(--border);
    padding: 5px 12px;
    border-radius: 999px;
    margin-bottom: 18px;
}

.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 30px;
}

@media (max-width: 720px) {
    .grid-2 { grid-template-columns: 1fr; }
    .hero h1 { font-size: 32px; }
}

/* ===========================================================
   HOMEPAGE: BROWSE BY CATEGORY
   =========================================================== */
.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-top: 18px;
}

.category-card h3 {
    color: var(--accent);
    font-size: 15px;
    letter-spacing: 0.4px;
}

.category-links {
    list-style: none;
    margin: 10px 0 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.category-links a {
    display: block;
    text-decoration: none;
    color: var(--text-dim);
    font-size: 13px;
    padding: 6px 8px;
    border-radius: 6px;
    transition: all 0.15s ease;
}

.category-links a:hover {
    color: var(--accent);
    background: rgba(0, 255, 136, 0.06);
}

@media (max-width: 720px) {
    .category-grid { grid-template-columns: 1fr; }
}

/* ===========================================================
   PANELS / CARDS
   =========================================================== */
.panel {
    background: linear-gradient(180deg, var(--bg-panel), var(--bg-panel-2));
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 28px;
    position: relative;
}

.panel::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: var(--radius);
    padding: 1px;
    background: linear-gradient(135deg, rgba(0,255,136,0.15), transparent 40%);
    -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

.card {
    background: var(--bg-panel);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 26px;
    transition: border-color 0.2s ease, transform 0.2s ease;
}

.card:hover {
    border-color: var(--accent-dim);
    transform: translateY(-2px);
}

.card .card-icon {
    font-size: 22px;
    margin-bottom: 10px;
    display: block;
    opacity: 0.9;
}

.card h2 {
    font-family: var(--font-display);
    font-size: 17px;
    color: var(--accent);
    margin: 0 0 8px;
    letter-spacing: 0.5px;
}

.card p {
    color: var(--text-dim);
    font-size: 13.5px;
    line-height: 1.6;
    margin: 0 0 18px;
}

h1, h2, h3 {
    font-family: var(--font-display);
    color: var(--accent);
    letter-spacing: 0.4px;
}

h1 { font-size: 26px; }
h2 { font-size: 17px; }
h3 { font-size: 14px; text-transform: uppercase; letter-spacing: 1.5px; color: var(--text-dim); }

.section-title {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 34px 0 16px;
    color: var(--text-dim);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.section-title::after {
    content: "";
    flex: 1;
    height: 1px;
    background: linear-gradient(90deg, var(--border), transparent);
}

/* ===========================================================
   FORM ELEMENTS
   =========================================================== */
label {
    display: block;
    margin: 16px 0 6px;
    font-size: 11.5px;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 1.2px;
}

label:first-of-type { margin-top: 0; }

input, select, textarea {
    width: 100%;
    background: var(--bg-input);
    color: var(--text);
    border: 1px solid var(--border);
    padding: 12px 14px;
    border-radius: 8px;
    font-family: var(--font-mono);
    font-size: 14px;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

input::placeholder, textarea::placeholder {
    color: var(--text-faint);
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--accent-dim);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

select {
    cursor: pointer;
    appearance: none;
    background-image: linear-gradient(45deg, transparent 50%, var(--accent-dim) 50%), linear-gradient(135deg, var(--accent-dim) 50%, transparent 50%);
    background-position: calc(100% - 20px) center, calc(100% - 15px) center;
    background-size: 5px 5px, 5px 5px;
    background-repeat: no-repeat;
    padding-right: 36px;
}

textarea {
    resize: vertical;
    min-height: 150px;
    line-height: 1.6;
}

.hidden { display: none !important; }

.field-row {
    display: flex;
    gap: 14px;
}
.field-row > div { flex: 1; }

/* ===========================================================
   BUTTONS
   =========================================================== */
button, .btn {
    font-family: var(--font-mono);
    font-weight: 600;
    font-size: 13.5px;
    letter-spacing: 0.3px;
    border-radius: 8px;
    border: 1px solid transparent;
    padding: 12px 22px;
    cursor: pointer;
    transition: all 0.15s ease;
}

.btn-primary {
    background: var(--accent);
    color: #001a10;
    box-shadow: 0 0 0 0 var(--accent-glow);
}

.btn-primary:hover {
    background: var(--accent-dim);
    box-shadow: 0 0 24px var(--accent-glow);
    transform: translateY(-1px);
}

.btn-ghost {
    background: transparent;
    border-color: var(--border);
    color: var(--text-dim);
}

.btn-ghost:hover {
    border-color: var(--accent-dim);
    color: var(--accent);
}

.btn-danger {
    background: transparent;
    border-color: rgba(255,92,108,0.3);
    color: var(--danger);
}

.btn-danger:hover {
    background: rgba(255,92,108,0.1);
    border-color: var(--danger);
}

.btn-sm {
    padding: 7px 12px;
    font-size: 12px;
}

.btn-block { width: 100%; }

button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ===========================================================
   OUTPUT / TERMINAL BOX
   =========================================================== */
.output-box {
    margin-top: 6px;
    padding: 18px 20px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: 10px;
    min-height: 90px;
    white-space: pre-wrap;
    word-break: break-word;
    font-size: 14px;
    line-height: 1.7;
    color: var(--accent);
    position: relative;
}

.output-box.empty {
    color: var(--text-faint);
    font-style: italic;
}

.output-box .copy-btn {
    position: absolute;
    top: 10px;
    right: 10px;
}

/* ===========================================================
   MODE TOGGLE (encrypt / decrypt)
   =========================================================== */
.toggle-group {
    display: inline-flex;
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
}

.toggle-group button {
    border-radius: 0;
    background: transparent;
    color: var(--text-dim);
    border: none;
    padding: 10px 20px;
}

.toggle-group button.active {
    background: var(--accent);
    color: #001a10;
}

/* ===========================================================
   MESSAGES / TOASTS
   =========================================================== */
.msg {
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 13px;
    margin-top: 14px;
    border: 1px solid transparent;
}

.msg-error {
    background: rgba(255, 92, 108, 0.08);
    border-color: rgba(255, 92, 108, 0.3);
    color: var(--danger);
}

.msg-success {
    background: rgba(0, 255, 136, 0.08);
    border-color: rgba(0, 255, 136, 0.3);
    color: var(--accent);
}

.toast {
    position: fixed;
    bottom: 26px;
    right: 26px;
    z-index: 50;
    background: var(--bg-panel);
    border: 1px solid var(--accent-dim);
    color: var(--accent);
    padding: 13px 20px;
    border-radius: 10px;
    font-size: 13px;
    box-shadow: 0 8px 30px rgba(0,0,0,0.5), 0 0 20px var(--accent-glow);
    transform: translateY(20px);
    opacity: 0;
    transition: all 0.25s ease;
    pointer-events: none;
}

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

.toast.toast-error {
    border-color: var(--danger);
    color: var(--danger);
    box-shadow: 0 8px 30px rgba(0,0,0,0.5), 0 0 20px var(--danger-glow);
}

/* ===========================================================
   CHAIN BUILDER
   =========================================================== */
.chain-step {
    display: grid;
    grid-template-columns: 32px 1fr 1fr auto;
    gap: 10px;
    align-items: center;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 12px;
    margin-bottom: 10px;
}

.chain-step .step-num {
    font-family: var(--font-display);
    color: var(--accent-dim);
    font-size: 13px;
    text-align: center;
}

.chain-step select, .chain-step input {
    padding: 9px 10px;
    font-size: 13px;
}

.chain-step .remove-step {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-faint);
    padding: 8px 10px;
    font-size: 13px;
}

.chain-step .remove-step:hover {
    color: var(--danger);
    border-color: var(--danger);
}

@media (max-width: 640px) {
    .chain-step { grid-template-columns: 1fr; }
}

.chain-arrow {
    text-align: center;
    color: var(--text-faint);
    font-size: 13px;
    margin: -4px 0 6px;
}

.saved-chain {
    background: var(--bg-panel);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 16px 18px;
    margin-bottom: 12px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
}

.saved-chain .info h3 {
    color: var(--text);
    text-transform: none;
    letter-spacing: 0;
    font-size: 15px;
    font-family: var(--font-mono);
    font-weight: 700;
    margin: 0 0 6px;
}

.saved-chain .steps-preview {
    color: var(--text-faint);
    font-size: 12px;
    letter-spacing: 0.3px;
}

.saved-chain .actions {
    display: flex;
    gap: 8px;
}

.empty-state {
    text-align: center;
    padding: 50px 20px;
    color: var(--text-faint);
    border: 1px dashed var(--border);
    border-radius: var(--radius);
}

.empty-state .glyph {
    font-size: 30px;
    margin-bottom: 10px;
    opacity: 0.6;
}

/* ===========================================================
   TOOLS / NOTES / SETTINGS — checkboxes, sliders, note cards
   =========================================================== */
.check-row {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 0;
    font-size: 13.5px;
    color: var(--text);
    cursor: pointer;
    user-select: none;
}

.check-row input[type="checkbox"] {
    width: 17px;
    height: 17px;
    accent-color: var(--accent);
    cursor: pointer;
}

.slider-row {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-top: 6px;
}

.slider-row input[type="range"] {
    flex: 1;
    accent-color: var(--accent);
}

.slider-row .slider-val {
    font-family: var(--font-display);
    color: var(--accent);
    font-size: 18px;
    min-width: 34px;
    text-align: right;
}

.strength-bar {
    height: 6px;
    border-radius: 3px;
    background: var(--border-soft);
    margin-top: 10px;
    overflow: hidden;
}

.strength-bar .fill {
    height: 100%;
    width: 0%;
    border-radius: 3px;
    background: var(--danger);
    transition: width 0.2s ease, background 0.2s ease;
}

.strength-label {
    font-size: 11px;
    color: var(--text-faint);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 6px;
}

.bf-table {
    margin-top: 6px;
    max-height: 480px;
    overflow-y: auto;
}

.bf-row {
    display: flex;
    gap: 14px;
    padding: 9px 12px;
    border-bottom: 1px solid var(--border-soft);
    font-size: 13px;
    align-items: baseline;
}

.bf-row:hover {
    background: rgba(0, 255, 136, 0.03);
}

.bf-row .bf-shift {
    color: var(--text-faint);
    width: 46px;
    flex-shrink: 0;
    font-family: var(--font-display);
}

.bf-row .bf-text {
    color: var(--text);
    word-break: break-word;
}

.note-card {
    background: var(--bg-panel);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 16px 18px;
    margin-bottom: 12px;
    cursor: pointer;
    transition: border-color 0.15s ease;
}

.note-card:hover {
    border-color: var(--accent-dim);
}

.note-card h3 {
    color: var(--text);
    text-transform: none;
    letter-spacing: 0;
    font-size: 15px;
    font-family: var(--font-mono);
    font-weight: 700;
    margin: 0 0 6px;
}

.note-card .preview {
    color: var(--text-faint);
    font-size: 12.5px;
    line-height: 1.5;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.note-card .meta {
    color: var(--text-faint);
    font-size: 11px;
    margin-top: 8px;
    letter-spacing: 0.3px;
}

.vault-lock {
    text-align: center;
    padding: 10px 4px 4px;
}

.vault-lock .glyph {
    font-size: 34px;
    margin-bottom: 6px;
}

/* ===========================================================
   PHOTOS VAULT — gallery grid + lightbox
   =========================================================== */
.photo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 10px;
    margin-top: 14px;
}

.photo-card {
    position: relative;
    aspect-ratio: 1 / 1;
    background: var(--bg-panel);
    border: 1px solid var(--border);
    border-radius: 10px;
    overflow: hidden;
    cursor: pointer;
    transition: border-color 0.15s ease, transform 0.1s ease;
}

.photo-card:hover {
    border-color: var(--accent-dim);
    transform: translateY(-1px);
}

.photo-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.photo-card-fallback {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 34px;
    color: var(--text-faint);
}

.photo-card-badge {
    position: absolute;
    bottom: 6px;
    right: 6px;
    background: rgba(5, 7, 10, 0.75);
    border: 1px solid var(--border);
    color: var(--accent);
    border-radius: 50%;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
}

.photo-card.selected {
    border-color: var(--accent);
    box-shadow: 0 0 0 2px var(--accent-glow);
}

.photo-card.selected img {
    opacity: 0.75;
}

.photo-card-check {
    position: absolute;
    top: 6px;
    left: 6px;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: rgba(5, 7, 10, 0.75);
    border: 1.5px solid var(--text-faint);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    color: var(--accent);
    line-height: 1;
}

.photo-card.selected .photo-card-check {
    background: var(--accent);
    border-color: var(--accent);
    color: #001a10;
}

.selection-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    background: var(--bg-panel);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 10px 14px;
    margin: 14px 0;
    font-size: 13px;
    color: var(--text-dim);
}

.selection-bar .actions {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.viewer-overlay {
    position: fixed;
    inset: 0;
    background: rgba(5, 7, 10, 0.92);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 20px;
}

.viewer-box {
    background: var(--bg-panel);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    max-width: min(900px, 92vw);
    max-height: 92vh;
    width: 100%;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.viewer-topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
    color: var(--text-dim);
    font-size: 13px;
    word-break: break-all;
    gap: 10px;
    flex-wrap: wrap;
}

.viewer-counter {
    color: var(--text-faint);
    font-size: 12px;
    white-space: nowrap;
    flex-shrink: 0;
}

.viewer-media {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 14px;
    min-height: 200px;
    overflow: auto;
}

.viewer-media img,
.viewer-media video {
    max-width: 100%;
    max-height: 72vh;
    border-radius: 6px;
}

.viewer-info {
    padding: 0 16px 10px;
    color: var(--text-faint);
    font-size: 11.5px;
    text-align: center;
}

.viewer-actions {
    padding: 12px 16px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

/* ===========================================================
   ADMIN
   =========================================================== */
.admin-tabs {
    display: flex;
    gap: 6px;
    margin-bottom: 24px;
    border-bottom: 1px solid var(--border);
    padding-bottom: 0;
}

.admin-tab {
    background: transparent;
    border: none;
    color: var(--text-dim);
    padding: 12px 18px;
    font-size: 13px;
    border-bottom: 2px solid transparent;
    border-radius: 0;
}

.admin-tab.active {
    color: var(--accent);
    border-bottom: 2px solid var(--accent);
}

table.admin-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 10px;
}

.admin-table th {
    text-align: left;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-faint);
    padding: 10px 12px;
    border-bottom: 1px solid var(--border);
}

.admin-table td {
    padding: 12px;
    border-bottom: 1px solid var(--border-soft);
    font-size: 13.5px;
    color: var(--text);
}

.admin-table tr:hover td {
    background: rgba(0, 255, 136, 0.03);
}

.word-item {
    background: var(--bg-input);
    padding: 12px 14px;
    margin: 6px 0;
    border-radius: 8px;
    border: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
}

.word-item .pair {
    font-size: 13.5px;
}

.word-item .pair .en { color: var(--text-dim); }
.word-item .pair .astro { color: var(--accent); }

.stat-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-bottom: 24px;
}

.stat-box {
    background: var(--bg-panel);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 18px;
    text-align: center;
}

.stat-box .num {
    font-family: var(--font-display);
    font-size: 26px;
    color: var(--accent);
}

.stat-box .label {
    font-size: 11px;
    color: var(--text-faint);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 4px;
}

@media (max-width: 640px) {
    .stat-row { grid-template-columns: 1fr; }
}

/* ===========================================================
   FOOTER
   =========================================================== */
.footer {
    text-align: center;
    padding: 30px 20px;
    color: var(--text-faint);
    font-size: 11.5px;
    letter-spacing: 0.5px;
}

/* ===========================================================
   MATRIX RAIN BACKDROP
   =========================================================== */
#matrix-bg {
    position: fixed;
    inset: 0;
    z-index: 0;
    opacity: 0.5;
    pointer-events: none;
}

.nav, .page, .footer { position: relative; z-index: 2; }

/* ===========================================================
   ENTRANCE / REVEAL ANIMATIONS
   =========================================================== */
.reveal {
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.55s ease, transform 0.55s ease;
}

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

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(14px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes glowPulse {
    0%, 100% { box-shadow: 0 0 0 0 var(--accent-glow); }
    50% { box-shadow: 0 0 26px 2px var(--accent-glow); }
}

@keyframes flicker {
    0%, 100% { opacity: 1; }
    92% { opacity: 1; }
    93% { opacity: 0.4; }
    94% { opacity: 1; }
    96% { opacity: 0.6; }
    97% { opacity: 1; }
}

@keyframes textShimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

@keyframes slideInStep {
    from { opacity: 0; transform: translateX(-14px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes popIn {
    0% { opacity: 0; transform: scale(0.92); }
    100% { opacity: 1; transform: scale(1); }
}

.hero h1 {
    animation: flicker 6s ease-in-out infinite;
}

.nav-brand {
    animation: fadeInUp 0.5s ease;
}

.card {
    animation: fadeInUp 0.5s ease backwards;
}

/* ===========================================================
   INTERACTIVE POLISH
   =========================================================== */
.btn-primary {
    position: relative;
    overflow: hidden;
}

.btn-primary::after {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(circle, rgba(255,255,255,0.35) 0%, transparent 60%);
    opacity: 0;
    transform: scale(0.3);
    transition: opacity 0.4s ease, transform 0.4s ease;
    pointer-events: none;
}

.btn-primary:active::after {
    opacity: 1;
    transform: scale(1.4);
    transition: 0s;
}

.card, .word-item, .saved-chain, .stat-box {
    transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.stat-box:hover, .word-item:hover, .saved-chain:hover {
    border-color: var(--accent-dim);
    transform: translateY(-1px);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: "";
    position: absolute;
    left: 14px;
    right: 14px;
    bottom: 4px;
    height: 1px;
    background: var(--accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.2s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
    transform: scaleX(1);
}

/* ===========================================================
   LOADING SPINNER (buttons)
   =========================================================== */
button.is-loading {
    color: transparent !important;
    pointer-events: none;
    position: relative;
}

button.is-loading::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 15px;
    height: 15px;
    margin: -8px 0 0 -8px;
    border-radius: 50%;
    border: 2px solid rgba(0,0,0,0.25);
    border-top-color: #001a10;
    animation: spin 0.6s linear infinite;
}

.btn-ghost.is-loading::before,
.btn-danger.is-loading::before {
    border: 2px solid rgba(0,255,136,0.2);
    border-top-color: var(--accent);
}

/* ===========================================================
   OUTPUT BOX EXTRAS
   =========================================================== */
.output-box {
    transition: box-shadow 0.3s ease;
}

.output-box.just-updated {
    animation: popIn 0.25s ease;
    box-shadow: 0 0 0 1px var(--accent-dim), 0 0 24px var(--accent-glow);
}

.output-actions {
    display: flex;
    justify-content: flex-end;
    margin-top: 8px;
}

.copy-btn {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-faint);
    font-size: 11.5px;
    padding: 6px 12px;
}

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

.copy-btn.copied {
    border-color: var(--accent);
    color: var(--accent);
}

/* ===========================================================
   CHAIN STEP ANIMATIONS
   =========================================================== */
.chain-step {
    animation: slideInStep 0.3s ease;
}

.chain-arrow {
    animation: fadeInUp 0.3s ease;
}

/* ===========================================================
   ADMIN TAB TRANSITIONS
   =========================================================== */
#panel-dictionary, #panel-users, #panel-chains {
    animation: fadeInUp 0.35s ease;
}

.admin-tab {
    transition: color 0.15s ease, border-color 0.15s ease;
}

/* ===========================================================
   TYPING CURSOR (hero tagline)
   =========================================================== */
.type-cursor {
    display: inline-block;
    width: 2px;
    height: 0.95em;
    background: var(--accent);
    margin-left: 3px;
    vertical-align: -0.1em;
    animation: caretBlink 0.9s step-end infinite;
}

@keyframes caretBlink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}

/* ===========================================================
   SITE ANNOUNCEMENT BANNER
   =========================================================== */
.announcement-bar {
    position: relative;
    z-index: 3;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    text-align: center;
    padding: 10px 40px 10px 16px;
    background: linear-gradient(90deg, rgba(0,255,136,0.12), rgba(0,255,136,0.04));
    border-bottom: 1px solid var(--border);
    color: var(--text);
    font-size: 13px;
}

.announcement-bar .glyph {
    color: var(--accent);
}

.announcement-bar .close-announcement {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: transparent;
    border: none;
    color: var(--text-faint);
    font-size: 16px;
    line-height: 1;
    padding: 4px 6px;
    cursor: pointer;
}

.announcement-bar .close-announcement:hover {
    color: var(--text);
}

/* ===========================================================
   TOGGLE SWITCH (admin settings)
   =========================================================== */
.toggle-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 14px 0;
    border-bottom: 1px solid var(--border-soft);
}

.toggle-row:last-child { border-bottom: none; }

.toggle-row .toggle-label { font-size: 14px; color: var(--text); }
.toggle-row .toggle-desc { font-size: 12px; color: var(--text-faint); margin-top: 3px; }

.switch {
    position: relative;
    display: inline-block;
    width: 42px;
    height: 24px;
    flex-shrink: 0;
}

.switch input { opacity: 0; width: 0; height: 0; }

.switch .slider {
    position: absolute;
    cursor: pointer;
    inset: 0;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: 999px;
    transition: background 0.2s ease, border-color 0.2s ease;
}

.switch .slider::before {
    content: "";
    position: absolute;
    height: 16px;
    width: 16px;
    left: 3px;
    top: 3px;
    background: var(--text-faint);
    border-radius: 50%;
    transition: transform 0.2s ease, background 0.2s ease;
}

.switch input:checked + .slider {
    background: rgba(0, 255, 136, 0.15);
    border-color: var(--accent-dim);
}

.switch input:checked + .slider::before {
    transform: translateX(18px);
    background: var(--accent);
}

/* ===========================================================
   ACTIVITY LOG
   =========================================================== */
.log-item {
    display: flex;
    align-items: baseline;
    gap: 12px;
    padding: 10px 14px;
    border-bottom: 1px solid var(--border-soft);
    font-size: 13px;
}

.log-item:last-child { border-bottom: none; }

.log-item .log-action {
    color: var(--accent);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    white-space: nowrap;
    flex-shrink: 0;
    width: 150px;
}

.log-item .log-detail {
    color: var(--text-dim);
    flex: 1;
    word-break: break-word;
}

.log-item .log-time {
    color: var(--text-faint);
    font-size: 11.5px;
    white-space: nowrap;
    flex-shrink: 0;
}

/* ===========================================================
   ADMIN SEARCH + TAB BADGES
   =========================================================== */
.admin-search {
    margin-bottom: 14px;
}

.tab-count {
    color: var(--text-faint);
    font-size: 11px;
    margin-left: 5px;
}

/* ===========================================================
   REDUCED MOTION
   =========================================================== */
@media (prefers-reduced-motion: reduce) {
    * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

/* ===========================================================
   LIGHT THEME (data-theme="light" on <html>, toggled via JS)
   =========================================================== */
html[data-theme="light"] {
    --bg: #f4f7f5;
    --bg-panel: #ffffff;
    --bg-panel-2: #eef2ef;
    --bg-input: #ffffff;
    --border: #cfe0d8;
    --border-soft: #dfe9e3;
    --accent: #0a8f52;
    --accent-dim: #067a44;
    --accent-glow: rgba(10, 143, 82, 0.18);
    --text: #16241d;
    --text-dim: #3f5a4d;
    --text-faint: #6d8577;
    --danger: #c9354a;
    --danger-glow: rgba(201, 53, 74, 0.15);
    --warning: #a2760c;
}
html[data-theme="light"] body::before { opacity: 0.35; }

/* ===========================================================
   NAV: THEME TOGGLE + MOBILE HAMBURGER
   =========================================================== */
.theme-toggle {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text);
    border-radius: 8px;
    width: 34px;
    height: 34px;
    font-size: 16px;
    cursor: pointer;
    line-height: 1;
}
.theme-toggle:hover { border-color: var(--accent); color: var(--accent); }

.nav-burger {
    display: none;
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text);
    border-radius: 8px;
    font-size: 18px;
    width: 38px;
    height: 38px;
    cursor: pointer;
}

@media (max-width: 860px) {
    .nav-burger { display: inline-flex; align-items: center; justify-content: center; }
    .nav-links {
        display: none;
        position: absolute;
        top: 60px;
        left: 0;
        right: 0;
        flex-direction: column;
        align-items: stretch;
        background: var(--bg-panel);
        border-bottom: 1px solid var(--border);
        padding: 10px 16px 16px;
        z-index: 50;
        gap: 6px;
    }
    .nav-links.open { display: flex; }
    .nav-user { display: none; }

    /* mobile accordion: dropdown menus become inline, not floating */
    .nav-dropdown-menu {
        position: static;
        box-shadow: none;
        border-color: var(--border-soft);
        margin: 2px 0 6px 10px;
        animation: none;
    }
    .nav-account {
        border-left: none;
        border-top: 1px solid var(--border-soft);
        margin-left: 0;
        padding-left: 0;
        padding-top: 10px;
        margin-top: 6px;
        flex-direction: column;
        align-items: stretch;
    }
    .nav-account .nav-link, .nav-account .theme-toggle { width: 100%; text-align: left; }
}

/* ===========================================================
   EMPTY STATES + LOADING SPINNERS + FORM FEEDBACK
   =========================================================== */
.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-faint);
    border: 1px dashed var(--border);
    border-radius: var(--radius);
}
.empty-state .empty-icon { font-size: 28px; margin-bottom: 8px; opacity: 0.6; }

.spinner {
    display: inline-block;
    width: 14px;
    height: 14px;
    border: 2px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
    vertical-align: middle;
}
@keyframes spin { to { transform: rotate(360deg); } }

.field-error {
    color: var(--danger);
    font-size: 12px;
    margin-top: 4px;
    display: none;
}
.field-error.show { display: block; }

/* ===========================================================
   DESTRUCTIVE / DANGER ZONE (vault reset, account deletion)
   =========================================================== */
.danger-zone {
    border: 1px solid var(--danger);
    background: var(--danger-glow);
    border-radius: var(--radius);
    padding: 16px;
    margin-top: 18px;
}
.danger-zone h3 { color: var(--danger); margin-top: 0; }
.btn-danger {
    background: var(--danger);
    color: #fff;
    border: none;
    border-radius: 8px;
    padding: 10px 16px;
    cursor: pointer;
    font-family: var(--font-mono);
    font-weight: 600;
}
.btn-danger:hover { filter: brightness(1.1); }

/* ===========================================================
   PROFILE STATS GRID + FAVORITES BAR
   =========================================================== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 12px;
    margin: 16px 0;
}
.stat-card {
    background: var(--bg-panel-2);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius);
    padding: 14px;
    text-align: center;
}
.stat-card .stat-value { font-size: 22px; font-weight: 700; color: var(--accent); }
.stat-card .stat-label { font-size: 11px; color: var(--text-faint); text-transform: uppercase; }

.favorites-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 12px;
}
.fav-chip {
    border: 1px solid var(--border);
    border-radius: 999px;
    padding: 5px 12px;
    font-size: 12px;
    cursor: pointer;
    background: var(--bg-panel-2);
    color: var(--text-dim);
}
.fav-chip.active { border-color: var(--accent); color: var(--accent); }
.star-btn { cursor: pointer; background: none; border: none; color: var(--text-faint); font-size: 16px; }
.star-btn.starred { color: var(--warning); }

/* ===========================================================
   FEEDBACK WIDGET
   =========================================================== */
.feedback-fab {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 46px;
    height: 46px;
    border-radius: 50%;
    background: var(--accent);
    color: #05070a;
    border: none;
    font-size: 20px;
    cursor: pointer;
    z-index: 60;
    box-shadow: 0 4px 14px rgba(0,0,0,0.35);
}
.feedback-modal {
    display: none;
    position: fixed;
    bottom: 76px;
    right: 20px;
    width: 260px;
    background: var(--bg-panel);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px;
    z-index: 61;
}
.feedback-modal.open { display: block; }
.feedback-modal h3 { margin-top: 0; font-size: 14px; }
.feedback-stars { font-size: 24px; letter-spacing: 4px; cursor: pointer; margin-bottom: 10px; }
.feedback-stars span { cursor: pointer; }

/* ===========================================================
   ONBOARDING CHECKLIST
   =========================================================== */
.onboarding-checklist { list-style: none; padding: 0; margin: 10px 0; }
.onboarding-checklist li {
    padding: 8px 10px;
    border-bottom: 1px solid var(--border-soft);
    display: flex;
    align-items: center;
    gap: 8px;
}
.onboarding-checklist li.done { color: var(--text-faint); text-decoration: line-through; }

/* ===========================================================
   PASSWORD STRENGTH METER
   =========================================================== */
.pw-strength-meter { height: 6px; border-radius: 4px; background: var(--bg-panel-2); margin-top: 6px; overflow: hidden; }
.pw-strength-meter .fill { height: 100%; width: 0%; transition: width 0.2s; background: var(--danger); }
.pw-strength-label { font-size: 11px; color: var(--text-faint); margin-top: 4px; }


/* ===========================================================
   BATCH: PROFESSIONAL REDESIGN — design tokens (extends, not
   replaces, the tokens defined at the top of this file)
   =========================================================== */
:root {
    /* type scale */
    --font-body: 'Inter', var(--font-mono);
    --fs-xs: 12px;
    --fs-sm: 13.5px;
    --fs-md: 15px;
    --fs-lg: 19px;
    --fs-xl: 26px;
    --fs-2xl: 38px;
    /* spacing scale */
    --sp-1: 4px; --sp-2: 8px; --sp-3: 12px; --sp-4: 16px; --sp-5: 24px; --sp-6: 32px; --sp-7: 48px; --sp-8: 64px;
    /* radius scale */
    --radius-sm: 6px; --radius-md: 10px; --radius-lg: var(--radius); --radius-xl: 18px; --radius-pill: 999px;
    /* shadow scale */
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.24);
    --shadow-md: 0 6px 20px rgba(0,0,0,0.28);
    --shadow-lg: 0 16px 48px rgba(0,0,0,0.34);
    --shadow-glow: 0 0 28px var(--accent-glow);
}
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');
/* Note (batch report): this adds one external Google Fonts request for
   the "Inter" body typeface, used for prose/body copy while headings and
   code keep the existing Orbitron/JetBrains Mono pairing. */

/* ===========================================================
   HERO (product landing page)
   =========================================================== */
.hero {
    max-width: 760px;
    margin: 0 auto;
    padding: var(--sp-8) var(--sp-4) var(--sp-5);
}
.hero h1 {
    font-size: var(--fs-2xl);
    line-height: 1.15;
}
.hero-sub {
    font-family: var(--font-body);
    color: var(--text-dim);
    font-size: var(--fs-md);
    max-width: 560px;
    margin: 0 auto;
    line-height: 1.65;
}
.hero-sub a { color: var(--accent); text-decoration: none; }
.hero-sub a:hover { text-decoration: underline; }
.hero-cta {
    display: flex;
    gap: var(--sp-3);
    justify-content: center;
    margin-top: var(--sp-5);
    flex-wrap: wrap;
}
.btn-lg { padding: 14px 26px; font-size: var(--fs-md); border-radius: var(--radius-md); }

.hero-feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: var(--sp-3);
    max-width: 900px;
    margin: var(--sp-6) auto 0;
}
.hero-feature-tile {
    display: flex;
    flex-direction: column;
    gap: 4px;
    background: var(--bg-panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: var(--sp-4);
    text-decoration: none;
    color: var(--text);
    transition: border-color 0.15s ease, transform 0.15s ease, box-shadow 0.15s ease;
}
.hero-feature-tile:hover {
    border-color: var(--accent-dim);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}
.hero-feature-label { font-family: var(--font-display); color: var(--accent); font-size: 14px; letter-spacing: 0.4px; }
.hero-feature-count { font-size: 11.5px; color: var(--text-faint); }

/* ===========================================================
   PAGE HEADER (consistent header/breadcrumb pattern across pages)
   =========================================================== */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    flex-wrap: wrap;
    gap: var(--sp-3);
    padding-bottom: var(--sp-4);
    margin-bottom: var(--sp-2);
    border-bottom: 1px solid var(--border-soft);
}
.breadcrumbs {
    font-size: var(--fs-xs);
    color: var(--text-faint);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.8px;
}
.breadcrumbs a { color: var(--text-dim); text-decoration: none; }
.breadcrumbs a:hover { color: var(--accent); }
.page-lede {
    font-family: var(--font-body);
    color: var(--text-dim);
    font-size: var(--fs-sm);
    max-width: 620px;
    margin: 4px 0 0;
    line-height: 1.6;
}

/* ===========================================================
   BUTTONS: secondary state + refined transitions
   =========================================================== */
.btn-secondary {
    background: var(--bg-panel-2);
    border: 1px solid var(--border);
    color: var(--text);
}
.btn-secondary:hover {
    border-color: var(--accent-dim);
    color: var(--accent);
    transform: translateY(-1px);
}
button, .btn { transition: all 0.15s ease, box-shadow 0.2s ease; }

/* ===========================================================
   CALLOUTS (used for the Whispers security-model explainer, etc.)
   =========================================================== */
.callout {
    border: 1px solid var(--border);
    border-left: 3px solid var(--accent-dim);
    background: var(--bg-panel);
    border-radius: var(--radius-md);
    padding: var(--sp-3) var(--sp-4);
    font-family: var(--font-body);
    font-size: var(--fs-sm);
    color: var(--text-dim);
    line-height: 1.6;
}
.callout-info { border-left-color: var(--accent-dim); }
.callout b { color: var(--text); }

/* ===========================================================
   NAV UNREAD BADGE
   =========================================================== */
.nav-badge {
    display: inline-block;
    background: var(--danger);
    color: #fff;
    font-size: 10px;
    font-weight: 700;
    line-height: 1;
    padding: 3px 6px;
    border-radius: var(--radius-pill);
    margin-left: 4px;
    vertical-align: middle;
}

/* Generic small label pill — used for folder tags on Notes/Notebook/
   Bookmarks/Group Notebook (Part 3 "Folders/Categories" additions) and
   anywhere else a lightweight plaintext tag needs to read as one visual
   family with the rest of the site. Token-based like everything else
   here, so it follows dark/light/accent-color theming automatically. */
.badge {
    display: inline-block;
    background: var(--bg-panel-2);
    border: 1px solid var(--border-soft);
    color: var(--text-dim);
    font-size: 10.5px;
    font-weight: 600;
    padding: 2px 8px;
    border-radius: var(--radius-pill);
}

/* ===========================================================
   WHISPERS UI
   =========================================================== */
.whisper-conv-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 9px 10px;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    cursor: pointer;
    font-size: var(--fs-sm);
    transition: background 0.12s ease, border-color 0.12s ease;
    text-decoration: none;
    color: inherit;
}
.btn.active { border-color: var(--accent-dim); background: var(--bg-panel-2); }
.whisper-conv-item:hover { background: var(--bg-panel-2); }
.whisper-conv-item.active { border-color: var(--accent-dim); background: var(--bg-panel-2); }
.whisper-conv-item .badge {
    background: var(--accent);
    color: #001a10;
    font-size: 10.5px;
    font-weight: 700;
    padding: 2px 7px;
    border-radius: var(--radius-pill);
}
.whisper-msg {
    align-self: flex-start;
    max-width: 78%;
    background: var(--bg-panel-2);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-md);
    padding: 8px 12px;
    font-size: var(--fs-sm);
    line-height: 1.5;
    word-break: break-word;
}
.whisper-msg.mine {
    align-self: flex-end;
    background: var(--accent-glow);
    border-color: var(--accent-dim);
}
.friend-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 8px;
    padding: 8px 10px;
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-sm);
    font-size: var(--fs-sm);
}

/* ===========================================================
   AD SLOT
   =========================================================== */
.ad-slot-wrap {
    max-width: 1100px;
    margin: 14px auto 0;
    padding: 0 24px;
    /* Contain the ad network's own inline z-index (99998 in the snippet
       we were given, which we deliberately don't rewrite) inside a local
       stacking context, so it can never out-rank fixed-position
       overlays/modals elsewhere on the page (photo/video viewer, dialogs,
       etc). Without this, the ad's huge z-index escaped into the root
       stacking context and rendered on top of full-screen modals, since
       .ad-slot-wrap sits as a direct sibling of .page rather than nested
       inside it. */
    position: relative;
    z-index: 1;
    isolation: isolate;
    transition: opacity .15s ease;
}
.ad-slot-wrap.ad-auto-hidden {
    display: none;
}
.ad-slot-label {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--text-faint);
    margin-bottom: 6px;
    text-align: center;
}
.ad-slot {
    border: 1px solid var(--border-soft);
    background: var(--bg-panel);
    border-radius: var(--radius-md);
    padding: 10px;
    overflow: hidden;
}

/* ===========================================================
   REDESIGN: cards/panels get a touch more depth + smoother motion
   =========================================================== */
.card, .panel {
    box-shadow: var(--shadow-sm);
}
.card:hover {
    box-shadow: var(--shadow-md);
}
input, select, textarea, button, .btn {
    transition: border-color 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, color 0.15s ease, transform 0.15s ease;
}