@charset "UTF-8";

/*
 * BNIX Tools — UI/UX Pro Max system
 * Product: multi-utility developer tool
 * Direction: dark, flat, technical, compact, accessible
 */
:root {
    --bg: #0f172a;
    --surface: #111c31;
    --surface-soft: #17233a;
    --surface-glass: rgba(15, 23, 42, 0.94);
    --line: #334155;
    --line-strong: #475569;
    --text: #f8fafc;
    --muted: #a9b5c6;
    --accent: #0066c5;
    --accent-hover: #1b1aa1;
    --accent-soft: rgba(0, 102, 197, 0.12);
    --accent-dark: #051355;
    --accent-glow: rgba(0, 102, 197, 0.2);
    --success: #0066c5;
    --success-soft: rgba(0, 102, 197, 0.12);
    --danger: #f87171;
    --danger-soft: rgba(248, 113, 113, 0.12);
    --warning: #fbbf24;
    --warning-soft: rgba(251, 191, 36, 0.12);
    --sidebar-w: 280px;
    --sidebar-bg: #0b1220;
    --sidebar-text: #94a3b8;
    --sidebar-text-active: #f8fafc;
    --sidebar-accent: #00f6ff;
    --sidebar-hover: #162033;
    --sidebar-active: #1e293b;
    --sidebar-border: #263449;
    --font-sans: "Inter", "Google Sans", system-ui, sans-serif;
    --shadow-sm: none;
    --shadow: none;
    --shadow-lg: none;
    --shadow-xl: none;
    --shadow-glow: none;
    --radius-sm: 8px;
    --radius: 10px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --transition: 180ms ease;

    --ui-bg: #0f172a;
    --ui-bg-soft: #17233a;
    --ui-surface: #111c31;
    --ui-surface-strong: #162238;
    --ui-surface-tint: #17233a;
    --ui-line: #334155;
    --ui-line-strong: #475569;
    --ui-text: #f8fafc;
    --ui-muted: #a9b5c6;
    --ui-primary: #0066c5;
    --ui-primary-strong: #1b1aa1;
    --ui-primary-soft: rgba(0, 102, 197, 0.12);
    --ui-secondary: #38bdf8;
    --ui-secondary-soft: rgba(56, 189, 248, 0.12);
    --ui-danger-soft: rgba(248, 113, 113, 0.12);
    --ui-shadow: none;
    --ui-shadow-soft: none;
    --ui-radius-xl: 16px;
    --ui-radius-lg: 12px;
    --ui-radius-md: 10px;
    --ui-radius-sm: 8px;
}


html {
    color-scheme: dark;
    background: var(--bg);
}

body {
    display: block;
    min-width: 320px;
    background: var(--bg);
    color: var(--text);
}

button,
input,
select,
textarea {
    font-family: var(--font-sans);
}

button,
a {
    cursor: pointer;
}

::selection {
    background: #0066c5;
    color: #f8fbff;
}

.sr-only {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

/* Desktop application navigation */
.site-sidebar {
    border-right: 1px solid var(--sidebar-border);
    background: var(--sidebar-bg);
    box-shadow: none;
}

.sidebar-inner {
    padding: 18px 14px 24px;
}

.sidebar-brand {
    margin: 0 0 14px;
}

.sidebar-brand .site-brand {
    gap: 10px;
    min-height: 48px;
    padding: 6px 8px 14px;
    border-bottom: 1px solid var(--sidebar-border);
    border-radius: 0;
}

.sidebar-brand .site-brand:hover {
    background: transparent;
}

.site-brand-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    padding: 3px;
    border: 1px solid rgba(0, 246, 255, 0.38);
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.96);
    box-shadow: none;
    overflow: hidden;
}
.site-brand-mark img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.site-brand-copy strong {
    font-family: var(--font-sans) !important;
    font-size: 0.82rem;
    letter-spacing: 0.12em;
}

.sidebar-page-title {
    margin: 0 0 16px;
    padding: 0 8px;
    border: 0;
}

.sidebar-page-title::before {
    display: block;
    margin-bottom: 4px;
    color: #64748b;
    content: "WORKSPACE";
    font-size: 0.6rem;
    font-weight: 700;
    letter-spacing: 0.12em;
}

.sidebar-page-title h1 {
    overflow: hidden;
    color: #e2e8f0;
    font-size: 0.78rem;
    font-weight: 600;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.site-nav {
    gap: 16px;
}

.site-nav-section {
    display: grid;
    gap: 3px;
}

.site-nav-section-title {
    padding: 0 9px 5px;
    color: #64748b;
    font-size: 0.6rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.site-nav-link {
    position: relative;
    gap: 10px;
    min-height: 42px;
    padding: 7px 9px;
    border: 1px solid transparent;
    border-radius: 8px;
    color: #a9b5c6;
    font-size: 0.78rem;
    transition: background var(--transition), border-color var(--transition), color var(--transition);
}

.site-nav-link:hover,
.site-nav-link:focus-visible {
    border-color: #334155;
    background: #162033;
    color: #f8fafc;
}

.site-nav-link.is-current {
    border-color: #1159af;
    background: #071d45;
    color: #d3f7ff;
    font-weight: 600;
}

.site-nav-link.is-current::after {
    position: absolute;
    top: 50%;
    right: 10px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #00f6ff;
    content: "";
    transform: translateY(-50%);
}

.site-nav-icon {
    width: 28px;
    height: 28px;
    border: 1px solid #2b3a50;
    border-radius: 7px;
    background: #111a2a;
}

.site-nav-link.is-current .site-nav-icon {
    border-color: #1159af;
    background: #071d45;
    color: #d3f7ff;
}

.site-nav-icon svg {
    width: 15px;
    height: 15px;
}

.desktop-sidebar-toggle {
    top: 18px;
    left: calc(var(--sidebar-w) + 14px);
    width: 40px;
    height: 40px;
    border: 1px solid #334155;
    border-radius: 8px;
    background: #111c31;
    color: #cbd5e1;
    box-shadow: none;
}

.desktop-sidebar-toggle:hover {
    border-color: #00f6ff;
    background: #17233a;
    color: #d3f7ff;
    transform: none;
}

.site-sidebar.is-collapsed ~ .desktop-sidebar-toggle {
    left: 14px;
}

.mobile-topbar,
.mobile-sheet-head,
.mobile-sheet-handle,
.mobile-nav-search,
.mobile-nav-empty {
    display: none;
}

/* Content workspace */
.page-shell {
    min-height: calc(100vh - 64px);
    padding: 32px clamp(24px, 3.5vw, 56px) 64px;
}

.site-main {
    max-width: 1320px;
    margin: 0 auto;
}

.workspace-header {
    max-width: 1120px;
    margin: 0 auto 24px;
    padding: 0 0 22px;
    border-bottom: 1px solid #334155;
}

.workspace-title-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 10px;
}

.workspace-kicker {
    color: #00f6ff;
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.workspace-status {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    color: #a9b5c6;
    font-size: 0.7rem;
    font-weight: 600;
}

.workspace-status i {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #1b1aa1;
}

.workspace-header h1 {
    margin: 0;
    color: #f8fafc;
    font-size: clamp(2rem, 3.6vw, 3.4rem);
    font-weight: 700;
    letter-spacing: -0.045em;
    line-height: 1.02;
}

.workspace-header p {
    
    margin: 11px 0 0;
    color: #a9b5c6;
    font-size: 0.9rem;
    line-height: 1.7;
}

.tool-panel {
    max-width: 1120px;
    margin: 0 auto;
}

.site-footer {
    margin-left: var(--sidebar-w);
    width: calc(100% - var(--sidebar-w));
    padding: 18px clamp(24px, 3.5vw, 56px);
    border-color: #27364b;
    background: #0b1220;
    color: #8290a3;
}

.site-footer a {
    color: #00f6ff;
}

body.sidebar-collapsed .site-footer {
    margin-left: 0;
    width: 100%;
}

/* Form system */
.tool-panel label,
.tool-panel legend {
    color: #e2e8f0;
}

.tool-panel label > span:first-child,
.tool-panel .qr-field > label:first-child,
.tool-panel .vietqr-field > label,
.tool-panel .vcard-field > label {
    font-size: 0.73rem;
    font-weight: 600;
    letter-spacing: 0.015em;
}

.tool-panel :where(
    input:not([type="checkbox"]):not([type="radio"]):not([type="range"]):not([type="file"]):not([type="color"]),
    select,
    textarea
) {
    width: 100%;
    min-height: 52px;
    padding: 13px 14px;
    border: 1px solid #475569 !important;
    border-radius: 8px !important;
    outline: 0;
    background: #0f1a2c !important;
    color: #f8fafc !important;
    box-shadow: none !important;
    transition: border-color var(--transition), background var(--transition), box-shadow var(--transition);
}

.tool-panel :where(
    input:not([type="checkbox"]):not([type="radio"]):not([type="range"]):not([type="file"]):not([type="color"]),
    select,
    textarea
):hover {
    border-color: #64748b !important;
    background: #111f34 !important;
}

.tool-panel :where(
    input:not([type="checkbox"]):not([type="radio"]):not([type="range"]):not([type="file"]):not([type="color"]),
    select,
    textarea
):focus {
    border-color: #00f6ff !important;
    background: #111f34 !important;
    box-shadow: 0 0 0 3px rgba(0, 246, 255, 0.16) !important;
}

.tool-panel textarea {
    min-height: 150px;
    line-height: 1.65;
    resize: vertical;
}

.tool-panel input::placeholder,
.tool-panel textarea::placeholder {
    color: #718096 !important;
    opacity: 1;
}

.tool-panel input[readonly],
.tool-panel input:disabled,
.tool-panel select:disabled,
.tool-panel textarea:disabled {
    background: #172033 !important;
    color: #94a3b8 !important;
}

.tool-panel :where(input[type="checkbox"], input[type="radio"]) {
    accent-color: #0066c5;
}

.tool-panel :where(button, input[type="button"], input[type="submit"], a[class*="button"], .btn) {
    min-height: 44px;
    transition: background var(--transition), border-color var(--transition), color var(--transition), transform 120ms ease;
}

.tool-panel :where(button, input[type="button"], input[type="submit"], a[class*="button"], .btn):active {
    transform: scale(0.98);
}

.tool-panel :where(button[type="submit"], .primary-button, .btn-danger, .vietqr-button, .dc-btn-search, .dw-btn-search, .ssl-btn-search, .yt-thumb-btn-search, .genpass-button, .mst-button) {
    min-height: 52px;
    border: 1px solid #0066c5 !important;
    border-radius: 8px !important;
    background: #0066c5 !important;
    color: #f8fbff !important;
    font-weight: 700;
    box-shadow: none !important;
}

.tool-panel :where(button[type="submit"], .primary-button, .btn-danger, .vietqr-button, .dc-btn-search, .dw-btn-search, .ssl-btn-search, .yt-thumb-btn-search, .genpass-button, .mst-button):hover {
    border-color: #00f6ff !important;
    background: #1b1aa1 !important;
    box-shadow: none !important;
    transform: none;
}

.tool-panel :where(.secondary-button, .genpass-copy-button, .landing-toolbar-clear, .qr-clear-icon, .dc-btn-whois, .dc-btn-buy) {
    border: 1px solid #475569 !important;
    border-radius: 8px !important;
    background: #17233a !important;
    color: #e2e8f0 !important;
}

.tool-panel :where(.secondary-button, .genpass-copy-button, .landing-toolbar-clear, .qr-clear-icon, .dc-btn-whois, .dc-btn-buy):hover {
    border-color: #64748b !important;
    background: #1e2c45 !important;
}

/* Feature layout: clear input zone and result zone */
.tool-panel :where(
    .local-tool-card,
    .genpass-card,
    .check-form,
    .dc-search-section,
    .dw-search-section,
    .ssl-search-section,
    .qr-form,
    .vietqr-form,
    .vietqr-result,
    .vcard-form,
    .vcard-preview,
    .mst-lookup-container,
    .ads-preview-card,
    .yt-thumb-search-section,
    .result-box,
    .dc-domain-card
) {
    border: 1px solid #334155 !important;
    background: #111c31 !important;
    box-shadow: none !important;
}

.tool-panel :where(
    .check-form,
    .dc-search-section,
    .dw-search-section,
    .ssl-search-section,
    .genpass-card,
    .site-container.qr-form,
    .vietqr-form,
    .vietqr-result,
    .mst-lookup-container,
    .preview-card,
    .grid-form,
    .stack-form,
    .network-shell,
    .yt-thumb-card,
    .dc-domain-card,
    .result-box,
    .dc-modal-content,
    .mst-info-card
) {
    border-radius: 12px !important;
    background: #111c31 !important;
}

.tool-panel :where(
    input[type="text"],
    input[type="email"],
    input[type="number"],
    input[type="search"],
    select,
    textarea
) {
    border-color: #475569 !important;
    border-radius: 8px !important;
    background: #0f1a2c !important;
    color: #f8fafc !important;
    box-shadow: none !important;
}

.tool-panel :where(
    input[type="text"],
    input[type="email"],
    input[type="number"],
    input[type="search"],
    select,
    textarea
):focus {
    border-color: #00f6ff !important;
    background: #111f34 !important;
    box-shadow: 0 0 0 3px rgba(0, 246, 255, 0.16) !important;
}

.tool-panel :where(
    button,
    input[type="button"],
    input[type="submit"],
    .primary-button,
    .dc-btn-search,
    .dw-btn-search,
    .mst-button,
    .vietqr-button,
    .genpass-button,
    .yt-thumb-btn-search
) {
    border: 1px solid #0066c5 !important;
    border-radius: 8px !important;
    background: #0066c5 !important;
    color: #f8fbff !important;
    box-shadow: none !important;
}

.tool-panel :where(
    button,
    input[type="button"],
    input[type="submit"],
    .primary-button,
    .dc-btn-search,
    .dw-btn-search,
    .mst-button,
    .vietqr-button,
    .genpass-button,
    .yt-thumb-btn-search
):hover,
.tool-panel :where(
    button,
    input[type="button"],
    input[type="submit"],
    .primary-button,
    .dc-btn-search,
    .dw-btn-search,
    .mst-button,
    .vietqr-button,
    .genpass-button,
    .yt-thumb-btn-search
):focus-visible {
    border-color: #00f6ff !important;
    background: #1b1aa1 !important;
    color: #f8fbff !important;
    box-shadow: none !important;
    transform: none;
}

.tool-panel :where(
    .secondary-button,
    .genpass-copy-button,
    .yt-thumb-btn-copy,
    .dc-btn-whois,
    .dc-btn-buy,
    .vietqr-download,
    .downloadqr
) {
    border: 1px solid #475569 !important;
    border-radius: 8px !important;
    background: #17233a !important;
    color: #e2e8f0 !important;
    box-shadow: none !important;
}

.tool-panel :where(.local-tool-card, .genpass-card, .qr-form, .vietqr-form, .vietqr-result, .vcard-form, .vcard-preview) {
    border-radius: 12px !important;
}

.local-tool-grid,
.genpass-grid {
    gap: 16px;
}

.counter-stat {
    border-color: #334155 !important;
    background: #17233a !important;
}

.tool-panel :where(.result-box, .local-tool-result, .dc-whois-output, pre) {
    border-color: #334155 !important;
    background: #08111f !important;
    color: #cbd5e1 !important;
}

.select2-container--default .select2-selection--single {
    min-height: 52px !important;
    border: 1px solid #475569 !important;
    border-radius: 8px !important;
    background: #0f1a2c !important;
    padding: 10px;
}
span.select2-selection__arrow {
    height: 46px !important;
}
.dc-search-box {
    grid-template-columns: minmax(0, 1fr) 112px;
}

.dc-search-section,
.dw-search-section,
.ssl-search-section {
    padding: 18px !important;
}

.dc-hint,
.dw-hint {
    color: #94a3b8 !important;
}

.select2-container--default .select2-selection--single .select2-selection__rendered {
    color: #f8fafc !important;
}

.select2-container--default.select2-container--focus .select2-selection--single,
.select2-container--default.select2-container--open .select2-selection--single {
    border-color: #00f6ff !important;
    box-shadow: 0 0 0 3px rgba(0, 246, 255, 0.16);
}

.select2-dropdown {
    overflow: hidden;
    border: 1px solid #475569 !important;
    border-radius: 8px !important;
    background: #111c31 !important;
    box-shadow: none;
}

.select2-results__option {
    color: #cbd5e1;
}

.select2-container--default .select2-results__option--highlighted[aria-selected] {
    background: #071d45 !important;
    color: #d3f7ff !important;
}

/* Homepage / directory */
.home-hero {
    overflow: hidden;
    margin: 0 0 28px;
    border: 1px solid #334155;
    border-radius: 16px;
    background: #111c31;
    box-shadow: none;
}

.home-hero::before,
.home-hero::after {
    display: none;
}

.home-hero-inner {
    max-width: 900px;
}

.home-hero-badge {
    border-color: #1159af;
    background: #071d45;
    color: #d3f7ff;
}

.home-hero-title {
    color: #f8fafc;
    font-size: clamp(2.8rem, 6vw, 5.4rem);
    font-weight: 700;
    letter-spacing: -0.06em;
    line-height: 0.98;
}

.home-hero-title br {
    display: none;
}

.home-hero-desc {
    max-width: 760px;
    color: #a9b5c6;
}

.home-btn {
    min-height: 48px;
    border-radius: 8px;
}

.home-btn-primary {
    background: #0066c5;
    color: #f8fbff;
    box-shadow: none;
}

.home-btn-primary:hover {
    background: #1b1aa1;
}

.home-btn-ghost {
    border-color: #475569;
    background: #17233a;
    color: #e2e8f0;
}

.home-stat {
    border: 1px solid #334155;
    border-radius: 10px;
    background: #0f1a2c;
}

.home-stat strong {
    color: #d3f7ff;
}

.home-stat span {
    color: #94a3b8;
}

.home-search {
    max-width: 860px;
}

.home-search-box {
    min-height: 60px;
    border: 1px solid #475569;
    border-radius: 10px;
    background: #111c31;
    box-shadow: none;
}

.home-search-box:focus-within {
    border-color: #00f6ff;
    box-shadow: 0 0 0 3px rgba(0, 246, 255, 0.16);
}

.home-search-input {
    color: #f8fafc;
}

.home-category::before {
    background: #334155;
}

.home-category-head h2 {
    color: #e2e8f0;
}

.home-card,
.landing-card {
    border: 1px solid #334155;
    border-radius: 10px;
    background: #111c31;
    box-shadow: none;
}

.home-card:hover,
.home-card:focus-visible,
.landing-card:hover,
.landing-card:focus-visible {
    border-color: #00f6ff;
    background: #142239;
    box-shadow: none;
    transform: translateY(-2px);
}

.home-card-icon,
.landing-card-icon {
    border: 1px solid #1159af;
    border-radius: 8px;
    background: #071d45;
    color: #d3f7ff;
}

.home-card-body strong,
.landing-card h3 {
    color: #f8fafc;
}

.home-card-body p,
.landing-card p {
    color: #94a3b8;
}

.home-card-arrow {
    border: 1px solid #334155;
    border-radius: 7px;
    background: #17233a;
    color: #94a3b8;
}

.home-card:hover .home-card-arrow {
    background: #0066c5;
    color: #f8fbff;
    box-shadow: none;
}

.landing-panel,
.landing-toolbar {
    border-color: #334155;
    background: #111c31;
    box-shadow: none;
}

.panel-head h2,
.landing-toolbar-label {
    color: #f8fafc;
}

/* Mobile: top app bar + full-screen tool drawer */
@media (max-width: 900px) {
    body {
        padding-top: 64px;
    }

    .mobile-topbar {
        position: fixed;
        z-index: 220;
        top: 0;
        right: 0;
        left: 0;
        display: grid;
        grid-template-columns: auto minmax(0, 1fr) auto;
        align-items: center;
        gap: 12px;
        height: 64px;
        padding: 0 14px;
        border-bottom: 1px solid #334155;
        background: #0b1220;
        box-shadow: none;
    }

    .mobile-brand {
        display: inline-flex;
        align-items: center;
        color: #f8fafc;
        text-decoration: none;
    }

    .mobile-brand .mobile-brand-mark {
        width: 38px;
        height: 38px;
        padding: 3px;
        border-radius: 10px;
    }

    .mobile-brand strong {
        display: none;
    }

    .mobile-current-tool {
        overflow: hidden;
        color: #cbd5e1;
        font-size: 0.76rem;
        font-weight: 600;
        text-align: center;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    .mobile-menu-button {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 7px;
        min-width: 44px;
        min-height: 44px;
        padding: 0 11px;
        border: 1px solid #475569;
        border-radius: 8px;
        background: #17233a;
        color: #f8fafc;
        font-size: 0.7rem;
        font-weight: 700;
    }

    .mobile-menu-button:active {
        background: #1f2d45;
        transform: scale(0.97);
    }

    .mobile-menu-button svg {
        width: 18px;
        height: 18px;
    }

    .desktop-sidebar-toggle {
        display: none;
    }

    .site-sidebar {
        inset: 0;
        width: 100%;
        height: 100dvh;
        border: 0;
        border-radius: 0;
        background: #0b1220;
        transform: translateY(-100%);
        transition: transform 220ms ease;
    }

    .site-sidebar.is-open {
        transform: translateY(0);
    }

    .mobile-sheet-handle {
        display: none;
    }

    .sidebar-inner {
        padding: 14px 16px calc(24px + env(safe-area-inset-bottom));
    }

    .mobile-sheet-head {
        display: flex;
        align-items: center;
        justify-content: space-between;
        min-height: 50px;
        margin-bottom: 12px;
    }

    .mobile-sheet-head > div {
        display: grid;
        gap: 1px;
    }

    .mobile-sheet-head span {
        color: #64748b;
        font-size: 0.6rem;
        font-weight: 700;
        letter-spacing: 0.12em;
        text-transform: uppercase;
    }

    .mobile-sheet-head strong {
        color: #f8fafc;
        font-size: 1.05rem;
    }

    .mobile-sheet-close {
        display: inline-grid;
        place-items: center;
        width: 44px;
        height: 44px;
        padding: 0;
        border: 1px solid #475569;
        border-radius: 8px;
        background: #17233a;
        color: #f8fafc;
    }

    .mobile-sheet-close svg {
        width: 18px;
        height: 18px;
    }

    .sidebar-brand,
    .sidebar-page-title {
        display: none;
    }

    .mobile-nav-search {
        display: flex;
        align-items: center;
        gap: 10px;
        margin-bottom: 20px;
        padding: 0 13px;
        border: 1px solid #475569;
        border-radius: 8px;
        background: #0f1a2c;
        color: #94a3b8;
    }

    .mobile-nav-search:focus-within {
        border-color: #00f6ff;
        box-shadow: 0 0 0 3px rgba(0, 246, 255, 0.16);
    }

    .mobile-nav-search svg {
        width: 18px;
        flex: 0 0 18px;
    }

    .mobile-nav-search input {
        width: 100%;
        min-width: 0;
        height: 50px;
        padding: 0;
        border: 0;
        outline: 0;
        background: transparent;
        color: #f8fafc;
        font-size: 16px;
    }

    .mobile-nav-search input::placeholder {
        color: #718096;
    }

    .site-nav {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        align-content: start;
        gap: 20px 12px;
        padding-bottom: 8px;
    }

    .site-nav-section {
        align-content: start;
        gap: 5px;
    }

    .site-nav-link {
        min-height: 48px;
        padding: 8px;
        font-size: 0.75rem;
    }

    .site-nav-link.is-current::after {
        display: none;
    }

    .site-nav-icon {
        width: 31px;
        height: 31px;
        flex: 0 0 31px;
    }

    .site-nav-label {
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    .mobile-nav-empty {
        grid-column: 1 / -1;
        margin: 10px 0;
        padding: 24px;
        border: 1px dashed #475569;
        border-radius: 8px;
        color: #94a3b8;
        text-align: center;
    }

    .sidebar-overlay {
        display: none !important;
    }

    .page-shell,
    body.sidebar-collapsed .page-shell {
        margin-left: 0;
        width: 100%;
        min-height: calc(100vh - 120px);
        padding: 24px 16px 44px;
    }

    .site-footer,
    body.sidebar-collapsed .site-footer {
        margin-left: 0;
        width: 100%;
        padding: 18px 16px;
    }

    .workspace-header {
        margin-bottom: 20px;
        padding-bottom: 18px;
    }

    .workspace-header h1 {
        font-size: clamp(1.85rem, 9vw, 2.7rem);
    }

    .workspace-header p {
        font-size: 0.86rem;
        line-height: 1.65;
    }

    .dc-search-box,
    .dw-search-box,
    .ssl-search-box,
    .check-form-inner form {
        grid-template-columns: minmax(0, 1fr) !important;
    }

    .dc-btn-search,
    .dw-btn-search,
    .ssl-btn-search,
    .check-form-inner form button {
        width: 100% !important;
    }
}

@media (max-width: 640px) {
    .workspace-status {
        display: none;
    }

    .home-hero {
        margin-bottom: 22px;
        border-radius: 12px;
    }

    .home-hero-title {
        font-size: clamp(2.35rem, 13vw, 3.45rem);
    }

    .home-hero-actions {
        display: grid;
        grid-template-columns: 1fr;
    }

    .home-btn {
        width: 100%;
    }

    .home-hero-stats {
        display: grid;
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 8px;
    }

    .home-stat {
        min-width: 0;
        padding: 10px 6px;
    }

    .home-stat strong {
        font-size: 1.08rem;
    }

    .home-stat span {
        font-size: 0.61rem;
    }

    .tool-panel :where(.local-tool-card, .genpass-card, .qr-form, .vietqr-form, .vietqr-result, .vcard-form, .vcard-preview) {
        padding: 16px !important;
        border-radius: 10px !important;
    }

    .local-tool-grid,
    .genpass-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 420px) {
    .mobile-menu-button span {
        display: none;
    }

    .mobile-menu-button {
        width: 44px;
        padding: 0;
    }

    .site-nav {
        grid-template-columns: 1fr;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* ===== Targeted polish pass: forms, notes, feature layouts ===== */
.page-home .home-search {
    margin-top: 0;
    margin-bottom: 28px;
}

.page-home .home-categories {
    margin-top: 0;
}

/* Check IP: keep input + action balanced on desktop, stacked on mobile */
.check-form-inner form,
.mst-search-box {
    display: grid !important;
    grid-template-columns: minmax(0, 1fr) 128px !important;
    gap: 12px !important;
    align-items: stretch !important;
}

.check-form-inner form input,
.mst-search-box input {
    min-width: 0 !important;
}

.check-form-inner form button,
.mst-search-box button {
    width: 100% !important;
    align-self: stretch !important;
}

.check-ip-content {
    color: #e2e8f0 !important;
    font-weight: 600;
}

.check-ip-content .text-c00 {
    color: #d3f7ff !important;
}

/* Check IP results: two-column detail/map view on desktop */
.check-ip-section {
    gap: 18px !important;
}

.check-ip-content {
    display: flex !important;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    min-height: 54px;
    padding: 14px 16px !important;
    border: 1px solid #334155 !important;
    border-radius: 12px !important;
    background: #0f1a2c !important;
    line-height: 1.5;
}

.check-ip-content::before {
    content: "Lookup";
    flex: 0 0 auto;
    padding: 4px 9px;
    border: 1px solid rgba(0, 246, 255, 0.32);
    border-radius: 999px;
    background: rgba(0, 102, 197, 0.1);
    color: #d3f7ff;
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.page-checkip .result-box {
    display: grid !important;
    gap: 16px !important;
    margin: 0 !important;
    padding: 18px !important;
    border: 1px solid #334155 !important;
    border-radius: 14px !important;
    background:
        linear-gradient(180deg, rgba(17, 28, 49, 0.98) 0%, rgba(8, 17, 31, 0.98) 100%) !important;
    color: #cbd5e1 !important;
    box-shadow: none !important;
}

.page-checkip .result-box.hidden {
    display: none !important;
}

.page-ssl .ssl-summary-card.hidden,
.page-ssl .ssl-results-grid.hidden {
    display: none !important;
}

.page-checkip .result-box > h3,
.page-checkip .checkip-result-title {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 0 !important;
    color: #f8fafc !important;
    font-size: 0.98rem !important;
    font-weight: 800 !important;
    letter-spacing: -0.01em;
}

.page-checkip .result-box > h3::before,
.page-checkip .checkip-result-title::before {
    content: "";
    width: 10px;
    height: 10px;
    border-radius: 999px;
    background: #0066c5;
    box-shadow: 0 0 0 4px rgba(0, 102, 197, 0.12);
}

.page-checkip .result-box > p {
    margin: 0 !important;
    padding: 13px 14px !important;
    border: 1px solid rgba(248, 113, 113, 0.42);
    border-radius: 10px;
    background: rgba(248, 113, 113, 0.1);
    color: #fecaca !important;
}

.page-checkip .view-result {
    display: grid !important;
    grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.92fr);
    gap: 16px !important;
    align-items: stretch;
}

.page-checkip .view-result.no-map {
    grid-template-columns: minmax(0, 1fr);
}

.page-checkip .ip-result-details {
    min-width: 0;
}

.page-checkip .ip-result-list,
.page-checkip .result-box ul {
    display: grid !important;
    gap: 9px !important;
    height: 100%;
    margin: 0 !important;
    padding: 0 !important;
    list-style: none !important;
}

.page-checkip .ip-result-list li,
.page-checkip .result-box ul li {
    display: grid !important;
    grid-template-columns: minmax(132px, 0.42fr) minmax(0, 1fr);
    min-height: 46px;
    margin: 0 !important;
    overflow: hidden;
    border: 1px solid #263449 !important;
    border-radius: 10px !important;
    background: #0f1a2c !important;
}

.page-checkip .ip-result-list li span,
.page-checkip .result-box ul li span {
    display: flex;
    align-items: center;
    min-width: 0;
    padding: 11px 13px !important;
    color: #e2e8f0 !important;
    font-size: 0.9rem;
    line-height: 1.45;
    overflow-wrap: anywhere;
    word-break: break-word;
}

.page-checkip .ip-result-list li span:first-child,
.page-checkip .result-box ul li span:first-child {
    border-right: 1px solid #263449 !important;
    background: #111c31 !important;
    color: #94a3b8 !important;
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.page-checkip .ip-result-list li span:last-child,
.page-checkip .result-box ul li span:last-child {
    justify-content: flex-start;
    gap: 8px;
    font-weight: 600;
}

.page-checkip .flag {
    display: inline-flex;
    align-items: center;
    flex: 0 0 auto;
    margin-left: 8px;
}

.page-checkip .flag img {
    width: 22px;
    height: 16px;
    border-radius: 3px;
    object-fit: cover;
}

.page-checkip .ipmap {
    display: grid;
    grid-template-rows: auto minmax(220px, 1fr);
    min-width: 0;
    min-height: 100%;
    overflow: hidden;
    border: 1px solid #334155 !important;
    border-radius: 12px !important;
    background: #0b1424 !important;
}

.page-checkip .ipmap-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding: 12px 14px;
    border-bottom: 1px solid #263449;
    background: #111c31;
}

.page-checkip .ipmap-header span {
    color: #94a3b8;
    font-size: 0.75rem;
    font-weight: 800;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.page-checkip .ipmap-header strong {
    color: #d3f7ff;
    font-size: 0.84rem;
}

.page-checkip .ipmap iframe {
    display: block;
    width: 100% !important;
    min-height: 260px;
    height: 100% !important;
    filter: grayscale(0.1) contrast(0.98);
}

/* Notes / statuses: never white-on-white */
.dw-note,
.dw-hint,
.dc-hint,
.ssl-hint,
.yt-thumb-hint,
.genpass-note,
.genpass-status,
.local-tool-output,
.local-tool-output.is-compact,
#accent-status,
#case-status,
#md5-status,
#color-status,
.vietqr-message,
.mst-loading,
.mst-error,
.dc-error-section,
.dw-error-section,
.ssl-error-section,
.yt-thumb-error {
    border: 1px solid #334155 !important;
    border-radius: 10px !important;
    background: #0f1a2c !important;
    color: #cbd5e1 !important;
    box-shadow: none !important;
}

.dw-note,
.dw-hint,
.dc-hint,
.ssl-hint,
.yt-thumb-hint,
.genpass-note,
.local-tool-output.is-compact,
#accent-status,
#case-status,
#md5-status,
#color-status,
.mst-loading {
    display: block;
    margin-top: 14px;
    padding: 12px 14px !important;
    line-height: 1.6;
}

.vietqr-message.error,
.mst-error,
.dc-error-section,
.dw-error-section,
.ssl-error-section,
.yt-thumb-error {
    border-color: rgba(248, 113, 113, 0.45) !important;
    background: rgba(248, 113, 113, 0.12) !important;
    color: #fecaca !important;
}

.vietqr-message.success,
.genpass-status:not(:empty),
.local-tool-output.is-compact:not(:empty) {
    border-color: rgba(0, 246, 255, 0.36) !important;
    background: rgba(0, 102, 197, 0.1) !important;
    color: #d3f7ff !important;
}

.genpass-status.is-success {
    display: block;
    margin: 0 !important;
    padding: 14px 16px !important;
    border-radius: 12px !important;
    line-height: 1.55;
}

/* DNS Watch: keep trace/results dark and readable */
.page-dns .dw-trace-section,
.page-dns .dw-results-section {
    border: 1px solid #334155 !important;
    border-radius: 14px !important;
    background: #111c31 !important;
    color: #e2e8f0 !important;
    box-shadow: none !important;
}

.page-dns .dw-trace-output {
    color: #cbd5e1 !important;
}

.page-dns .dw-trace-step,
.page-dns .dw-found-record,
.page-dns .dw-ptr-header,
.page-dns .dw-no-ptr,
.page-dns .dw-fcrdns,
.page-dns .dw-total-time-inline,
.page-dns .dw-server-info {
    border: 1px solid #263449 !important;
    border-radius: 10px !important;
    background: #0f1a2c !important;
    color: #cbd5e1 !important;
}

.page-dns .dw-found-record {
    border-color: rgba(0, 246, 255, 0.34) !important;
    background: rgba(0, 102, 197, 0.08) !important;
    color: #d3f7ff !important;
}

.page-dns .dw-no-ptr {
    border-color: rgba(251, 191, 36, 0.36) !important;
    background: rgba(251, 191, 36, 0.08) !important;
    color: #fde68a !important;
}

.page-dns .dw-fcrdns.verified {
    border-color: rgba(0, 246, 255, 0.38) !important;
    color: #d3f7ff !important;
}

.page-dns .dw-fcrdns.not-verified {
    border-color: rgba(251, 191, 36, 0.42) !important;
    color: #fde68a !important;
}

.page-dns .dw-trace-divider {
    background: #334155 !important;
}

.page-dns .dw-results-section {
    padding: 0 !important;
    overflow: hidden !important;
}

.page-dns .dw-results-section::before {
    content: "DNS records";
    display: block;
    padding: 14px 16px;
    border-bottom: 1px solid #263449;
    background: #0f1a2c;
    color: #94a3b8;
    font-size: 0.76rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.page-dns .dw-results-table {
    width: 100% !important;
    border-collapse: collapse !important;
    background: #111c31 !important;
    color: #e2e8f0 !important;
}

.page-dns .dw-results-table th,
.page-dns .dw-results-table td {
    padding: 13px 14px !important;
    border-bottom: 1px solid #263449 !important;
    color: #e2e8f0 !important;
    text-align: left;
    vertical-align: top;
}

.page-dns .dw-results-table th {
    background: #0f1a2c !important;
    color: #94a3b8 !important;
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.page-dns .dw-results-table tr:last-child td {
    border-bottom: 0 !important;
}

.page-dns .dw-answer {
    color: #f8fafc !important;
    overflow-wrap: anywhere;
}

.page-dns .dw-no-results {
    color: #cbd5e1 !important;
}

.page-dns .dw-type-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 28px;
    padding: 4px 9px;
    border: 1px solid rgba(0, 246, 255, 0.34);
    border-radius: 999px;
    background: rgba(0, 102, 197, 0.1);
    color: #d3f7ff !important;
    font-size: 0.72rem;
    font-weight: 800;
}

/* SSL Check: override old light cards with readable dark result surfaces */
.page-ssl .ssl-summary-card {
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    gap: 16px !important;
    padding: 20px 22px !important;
    border: 1px solid #334155 !important;
    border-radius: 14px !important;
    background: #111c31 !important;
    color: #e2e8f0 !important;
    box-shadow: none !important;
}

.page-ssl .ssl-summary-card.is-ok {
    border-color: rgba(0, 246, 255, 0.42) !important;
    background: linear-gradient(135deg, rgba(0, 102, 197, 0.16), #111c31 46%) !important;
}

.page-ssl .ssl-summary-card.is-warning {
    border-color: rgba(251, 191, 36, 0.42) !important;
    background: linear-gradient(135deg, rgba(251, 191, 36, 0.15), #111c31 46%) !important;
}

.page-ssl .ssl-summary-card.is-danger {
    border-color: rgba(248, 113, 113, 0.48) !important;
    background: linear-gradient(135deg, rgba(248, 113, 113, 0.15), #111c31 46%) !important;
}

.page-ssl .ssl-summary-card h3 {
    margin: 0 0 8px !important;
    color: #f8fafc !important;
    font-size: 1.05rem !important;
    font-weight: 800 !important;
}

.page-ssl .ssl-summary-card p {
    margin: 0 !important;
    color: #cbd5e1 !important;
    font-weight: 650;
}

.page-ssl .ssl-summary-meta {
    flex: 0 0 auto;
    margin: 0 !important;
    color: #d3f7ff !important;
    font-weight: 800 !important;
}

.page-ssl .ssl-summary-meta span {
    display: inline-flex;
    align-items: center;
    min-height: 34px;
    padding: 6px 11px;
    border: 1px solid rgba(0, 246, 255, 0.32);
    border-radius: 999px;
    background: rgba(0, 102, 197, 0.1);
    color: inherit;
    white-space: nowrap;
}

.page-ssl .ssl-summary-card.is-warning .ssl-summary-meta {
    color: #fde68a !important;
}

.page-ssl .ssl-summary-card.is-warning .ssl-summary-meta span {
    border-color: rgba(251, 191, 36, 0.34);
    background: rgba(251, 191, 36, 0.1);
}

.page-ssl .ssl-summary-card.is-danger .ssl-summary-meta {
    color: #fecaca !important;
}

.page-ssl .ssl-summary-card.is-danger .ssl-summary-meta span {
    border-color: rgba(248, 113, 113, 0.4);
    background: rgba(248, 113, 113, 0.1);
}

.page-ssl .ssl-results-grid {
    display: grid !important;
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    gap: 20px !important;
    align-items: start;
}

.page-ssl .ssl-card {
    min-width: 0;
    padding: 22px !important;
    border: 1px solid #334155 !important;
    border-radius: 14px !important;
    background: #111c31 !important;
    color: #e2e8f0 !important;
    box-shadow: none !important;
}

.page-ssl .ssl-card h3 {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 0 0 16px !important;
    color: #f8fafc !important;
    font-size: 1rem !important;
    font-weight: 800 !important;
}

.page-ssl .ssl-card h3::before {
    content: "";
    width: 10px;
    height: 10px;
    border-radius: 999px;
    background: #0066c5;
    box-shadow: 0 0 0 4px rgba(0, 102, 197, 0.12);
}

.page-ssl .ssl-detail-list {
    display: grid !important;
    gap: 10px !important;
}

.page-ssl .ssl-detail-row {
    display: grid !important;
    grid-template-columns: minmax(132px, 0.34fr) minmax(0, 1fr) !important;
    min-width: 0;
    overflow: hidden;
    border: 1px solid #263449 !important;
    border-radius: 10px !important;
    background: #0f1a2c !important;
    color: #e2e8f0 !important;
}

.page-ssl .ssl-detail-row strong,
.page-ssl .ssl-detail-row span {
    display: flex;
    align-items: center;
    min-width: 0;
    padding: 12px 14px !important;
    line-height: 1.45;
    overflow-wrap: anywhere;
    word-break: break-word;
}

.page-ssl .ssl-detail-row strong {
    border-right: 1px solid #263449 !important;
    background: #111c31 !important;
    color: #94a3b8 !important;
    font-size: 0.76rem;
    font-weight: 800;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.page-ssl .ssl-detail-row span {
    color: #f8fafc !important;
    font-weight: 650;
}

/* QR Generator: two-column workspace on desktop */
.site-container.qr-form {
    display: grid !important;
    grid-template-columns: minmax(320px, 0.95fr) minmax(360px, 1.05fr) !important;
    gap: 18px !important;
    align-items: stretch !important;
    padding: 0 !important;
    border: 0 !important;
    background: transparent !important;
}

#qrForm,
.qr-preview-panel {
    min-width: 0;
    border: 1px solid #334155 !important;
    border-radius: 12px !important;
    background: #111c31 !important;
    box-shadow: none !important;
}

#qrForm {
    display: grid;
    gap: 16px;
    align-content: start;
    padding: 20px !important;
}

.qr-preview-panel {
    display: grid;
    place-items: center;
    min-height: 320px;
    padding: 20px !important;
    align-content: center;
}

.qrbox {
    color: #cbd5e1 !important;
}

.qr-empty-box {
    display: grid;
    place-items: center;
    width: 100%;
    min-height: 260px;
    padding: 24px;
    border: 1px dashed #475569;
    border-radius: 14px;
    background: #0f1a2c;
    color: #a9b5c6 !important;
    text-align: center;
    font-weight: 650;
}

.qr-result-box {
    display: grid !important;
    gap: 18px !important;
    width: 100%;
    max-width: 560px;
    margin: 0 auto;
    padding: 18px !important;
    border: 1px solid #334155;
    border-radius: 16px;
    background:
        radial-gradient(circle at top, rgba(0, 102, 197, 0.1), transparent 34%),
        #0f1a2c;
}

.qr-result-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 14px;
}

.qr-result-copy {
    display: grid;
    gap: 4px;
    min-width: 0;
}

.qr-result-copy h3 {
    margin: 0 !important;
    color: #f8fafc !important;
    font-size: 1.02rem;
    font-weight: 800;
}

.qr-result-copy p {
    margin: 0 !important;
    color: #a9b5c6 !important;
    font-size: 0.88rem;
    line-height: 1.45;
}

.qr-result-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 30px;
    padding: 5px 10px;
    border: 1px solid rgba(0, 246, 255, 0.34);
    border-radius: 999px;
    background: rgba(0, 102, 197, 0.1);
    color: #d3f7ff;
    font-size: 0.72rem;
    font-weight: 850;
    letter-spacing: 0.08em;
}

.qr-result-stage {
    display: grid;
    place-items: center;
    min-height: 300px;
    padding: clamp(16px, 4vw, 28px);
    border: 1px dashed #475569;
    border-radius: 14px;
    background:
        linear-gradient(135deg, rgba(148, 163, 184, 0.08) 25%, transparent 25%) -10px 0 / 20px 20px,
        linear-gradient(225deg, rgba(148, 163, 184, 0.08) 25%, transparent 25%) -10px 0 / 20px 20px,
        #08111f;
}

.qr-result-actions {
    display: grid;
    gap: 10px;
}

.qr-result-hint {
    margin: 0 !important;
    color: #94a3b8 !important;
    font-size: 0.82rem;
    text-align: center;
}

.qr-output-canvas {
    display: block;
    width: min(100%, 360px) !important;
    height: auto !important;
    border: 10px solid #f8fafc;
    border-radius: 18px !important;
    background: #fff;
    box-shadow: 0 18px 38px rgba(2, 6, 23, 0.38);
}

.downloadqr {
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    width: 100%;
    min-height: 52px;
    border-radius: 10px !important;
    text-decoration: none !important;
}

.tool-panel #qrForm .qr-upload-box {
    border: 1px dashed #475569 !important;
    border-radius: 10px !important;
    background: #0f1a2c !important;
    color: #e2e8f0 !important;
}

.tool-panel #qrForm .qr-upload-box:hover,
.tool-panel #qrForm .qr-file-input:focus-visible + .qr-upload-box {
    border-color: #00f6ff !important;
    background: #13243a !important;
}

.qr-upload-symbol {
    background: #0066c5 !important;
    color: #f8fbff !important;
}

.qr-upload-copy strong {
    color: #f8fafc !important;
}

.qr-upload-copy small,
.qr-icon-preview {
    color: #a9b5c6 !important;
}

.qr-icon-preview {
    border-color: #334155 !important;
    background: #0f1a2c !important;
}

/* VietQR: two columns and readable select/search surfaces */
.vietqr-container {
    display: grid !important;
    grid-template-columns: minmax(340px, 0.95fr) minmax(360px, 1.05fr) !important;
    gap: 18px !important;
    align-items: start !important;
}

.vietqr-form,
.vietqr-result {
    min-width: 0;
    padding: 22px !important;
    border: 1px solid #334155 !important;
    border-radius: 12px !important;
    background: #111c31 !important;
}

.vietqr-title,
.vietqr-result-title {
    margin-top: 0 !important;
    color: #f8fafc !important;
}

.vietqr-field {
    display: grid;
    gap: 7px;
    margin-bottom: 14px !important;
}

.vietqr-placeholder,
#vietqr-qrcode {
    color: #cbd5e1 !important;
}

.vietqr-result #vietqr-qrcode {
    display: grid;
    place-items: center;
    padding: 18px;
    border: 1px dashed #475569;
    border-radius: 10px;
    background: #0f1a2c;
    text-align: center;
}

.vietqr-result #vietqr-qrcode img,
.vietqr-result #vietqr-qrcode canvas {
    width: min(100%, 350px) !important;
    max-width: 100% !important;
    height: auto !important;
    border-radius: 12px;
    background: #fff;
    box-shadow: 0 18px 42px rgba(2, 6, 23, 0.34);
}

#vietqr-download-wrap {
    width: 100%;
    margin-top: 18px !important;
}

#vietqr-download-btn {
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    width: 100%;
    min-height: 52px;
    padding: 13px 18px !important;
    border: 1px solid #0066c5 !important;
    border-radius: 10px !important;
    background: #0066c5 !important;
    color: #f8fbff !important;
    font-weight: 800;
    text-decoration: none !important;
    box-shadow: none !important;
}

#vietqr-download-btn:hover,
#vietqr-download-btn:focus-visible {
    border-color: #00f6ff !important;
    background: #1b1aa1 !important;
    color: #f8fbff !important;
    outline: none;
}

.vietqr-message {
    margin: 0 0 18px !important;
    padding: 14px 16px !important;
    min-height: 48px;
    line-height: 1.5;
    font-weight: 650;
}

.vietqr-meta {
    margin-top: 16px;
    border: 1px solid #334155;
    border-radius: 10px;
    overflow: hidden;
}

.vietqr-meta-row {
    display: grid;
    grid-template-columns: 150px minmax(0, 1fr);
    gap: 12px;
    padding: 10px 12px;
    border-top: 1px solid #263449;
    color: #cbd5e1;
}

.vietqr-meta-row:first-child {
    border-top: 0;
}

.vietqr-meta-row strong {
    color: #94a3b8;
}

.select2-container--default .select2-search--dropdown .select2-search__field {
    border: 1px solid #475569 !important;
    border-radius: 8px !important;
    background: #0f1a2c !important;
    color: #f8fafc !important;
}

.select2-container--default .select2-results__option[aria-selected=true] {
    background: #071d45 !important;
    color: #d3f7ff !important;
}

/* Password generator: balanced settings layout */
.genpass-card {
    display: grid !important;
    grid-template-columns: minmax(300px, 0.9fr) minmax(360px, 1.1fr) !important;
    gap: 18px !important;
    align-items: start !important;
    padding: 22px !important;
}

.genpass-title,
.genpass-output-row,
.genpass-status,
.genpass-actions,
.genpass-note {
    grid-column: 1;
}

.genpass-settings {
    grid-column: 2;
    grid-row: 1 / span 5;
    margin: 0 !important;
    padding: 18px !important;
    border: 1px solid #334155 !important;
    border-radius: 12px !important;
    background: #0f1a2c !important;
}

.genpass-settings legend {
    padding: 0 8px;
    color: #d3f7ff !important;
    font-weight: 700;
}

.genpass-grid {
    display: grid !important;
    grid-template-columns: 1fr !important;
    gap: 10px !important;
}

.genpass-column {
    display: grid !important;
    gap: 10px !important;
}

.genpass-option {
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    gap: 12px !important;
    min-height: 44px;
    padding: 10px 12px;
    border: 1px solid #334155;
    border-radius: 8px;
    background: #111c31;
}

.genpass-length-row {
    display: grid !important;
    align-items: start !important;
}

.genpass-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.genpass-copy-button {
    min-height: 52px !important;
}

/* MST lookup */
.mst-lookup-container {
    display: grid;
    gap: 16px;
    padding: 20px !important;
    border: 1px solid #334155 !important;
    border-radius: 12px !important;
    background: #111c31 !important;
}

.mst-result {
    display: grid;
    gap: 14px;
}

.mst-info-card,
.mst-result > * {
    border-color: #334155 !important;
    background: #0f1a2c !important;
    color: #e2e8f0 !important;
}

.mst-table-scroll {
    overflow-x: auto;
}

/* Domain Checker results */
.dc-results-section {
    margin-top: 28px !important;
    padding: 0 !important;
    border: 0 !important;
    background: transparent !important;
}

.dc-results-section h3 {
    margin: 0 0 14px !important;
    color: #f8fafc !important;
}

.dc-results-container {
    display: grid !important;
    grid-template-columns: repeat(4, 1fr) !important;
    gap: 12px !important;
}

.dc-domain-card {
    display: grid !important;
    gap: 12px !important;
    min-height: 190px;
    padding: 16px !important;
    border: 1px solid #334155 !important;
    border-radius: 12px !important;
    background: #111c31 !important;
    color: #e2e8f0 !important;
}

.dc-domain-card.available {
    border-color: rgba(0, 246, 255, 0.42) !important;
}

.dc-domain-card.taken {
    border-color: #334155 !important;
}

.dc-domain-main {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 10px;
}

.dc-domain-name {
    min-width: 0;
    color: #f8fafc !important;
    font-size: 1.08rem !important;
    font-weight: 750 !important;
    line-height: 1.25;
    overflow-wrap: anywhere;
}

.dc-status-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 30px;
    padding: 5px 9px;
    border: 1px solid #475569;
    border-radius: 999px;
    color: #cbd5e1;
    background: #0f1a2c;
    font-size: 0.72rem;
    font-weight: 700;
    white-space: nowrap;
}

.dc-status-badge.available {
    border-color: rgba(0, 246, 255, 0.45);
    background: rgba(0, 102, 197, 0.1);
    color: #d3f7ff;
}

.dc-status-badge.taken {
    border-color: rgba(96, 165, 250, 0.4);
    background: rgba(59, 130, 246, 0.1);
    color: #bfdbfe;
}

.dc-status-badge.error {
    border-color: rgba(248, 113, 113, 0.45);
    background: rgba(248, 113, 113, 0.12);
    color: #fecaca;
}

.dc-domain-info {
    display: grid;
    gap: 8px;
    margin: 0 !important;
    padding: 12px;
    border: 1px solid #263449;
    border-radius: 10px;
    background: #0f1a2c;
}

.dc-domain-info p {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    margin: 0 !important;
    color: #cbd5e1 !important;
}

.dc-domain-info strong {
    color: #94a3b8;
}

.dc-domain-actions {
    align-self: end;
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.dc-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 42px;
    padding: 9px 12px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 700;
}

.dc-btn-whois {
    border: 1px solid #475569 !important;
    background: #17233a !important;
    color: #e2e8f0 !important;
}

.dc-btn-buy {
    border: 1px solid #0066c5 !important;
    background: #0066c5 !important;
    color: #f8fbff !important;
}

/* Domain Checker WHOIS modal */
.dc-modal {
    position: fixed !important;
    inset: 0 !important;
    z-index: 99999 !important;
    display: grid !important;
    place-items: center !important;
    padding: clamp(16px, 3vw, 32px) !important;
    overflow: auto !important;
    background: rgba(2, 6, 23, 0.78) !important;
    backdrop-filter: blur(10px);
}

.dc-modal.hidden {
    display: none !important;
}

.dc-modal-content {
    position: relative !important;
    display: grid !important;
    grid-template-rows: auto minmax(0, 1fr);
    gap: 18px !important;
    width: min(920px, 100%) !important;
    max-width: 920px !important;
    max-height: calc(100dvh - 48px) !important;
    margin: auto !important;
    padding: 0 !important;
    overflow: hidden !important;
    border: 1px solid #334155 !important;
    border-radius: 18px !important;
    background:
        radial-gradient(circle at top left, rgba(0, 102, 197, 0.1), transparent 34%),
        #0b1424 !important;
    color: #e2e8f0 !important;
    box-shadow: 0 24px 80px rgba(2, 6, 23, 0.55) !important;
}

.dc-modal-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 18px;
    padding: 22px 22px 18px;
    border-bottom: 1px solid #263449;
    background: rgba(17, 28, 49, 0.92);
}

.dc-modal-kicker {
    display: inline-flex;
    align-items: center;
    min-height: 26px;
    padding: 4px 9px;
    border: 1px solid rgba(0, 246, 255, 0.32);
    border-radius: 999px;
    background: rgba(0, 102, 197, 0.1);
    color: #d3f7ff;
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.dc-modal-head h3 {
    margin: 10px 0 0 !important;
    color: #f8fafc !important;
    font-size: clamp(1.28rem, 2.6vw, 1.85rem) !important;
    line-height: 1.15;
    letter-spacing: -0.03em;
}

.dc-modal-domain {
    margin: 8px 0 0 !important;
    color: #d3f7ff !important;
    font-size: 0.95rem;
    font-weight: 700;
    overflow-wrap: anywhere;
}

.dc-modal .dc-close {
    position: static !important;
    flex: 0 0 44px;
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    width: 44px !important;
    height: 44px !important;
    min-height: 44px !important;
    padding: 0 !important;
    border: 1px solid #475569 !important;
    border-radius: 12px !important;
    background: #17233a !important;
    color: #f8fafc !important;
    font-size: 1.35rem;
    line-height: 1;
    box-shadow: none !important;
}

.dc-modal .dc-close:hover,
.dc-modal .dc-close:focus-visible {
    border-color: #00f6ff !important;
    background: #1d2f45 !important;
    color: #d3f7ff !important;
    outline: none;
}

.dc-whois-details {
    display: grid !important;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px !important;
    min-width: 0;
    min-height: 0;
    padding: 0 22px 22px;
    overflow: auto;
    overscroll-behavior: contain;
}

.dc-whois-details > p {
    grid-column: 1 / -1;
    margin: 0 !important;
    padding: 16px;
    border: 1px dashed #475569;
    border-radius: 12px;
    color: #cbd5e1 !important;
    text-align: center;
}

.dc-whois-item {
    display: grid !important;
    gap: 8px;
    min-width: 0;
    padding: 14px !important;
    border: 1px solid #263449 !important;
    border-radius: 12px !important;
    background: rgba(15, 26, 44, 0.9) !important;
}

.dc-whois-item:first-child,
.dc-whois-item:nth-last-child(-n + 2) {
    grid-column: 1 / -1;
}

.dc-whois-label {
    color: #94a3b8 !important;
    font-size: 0.74rem;
    font-weight: 800;
    letter-spacing: 0.06em;
    line-height: 1.2;
    text-transform: uppercase;
}

.dc-whois-value {
    min-width: 0;
    color: #f8fafc !important;
    font-size: 0.95rem;
    font-weight: 650;
    line-height: 1.55;
    overflow-wrap: anywhere;
    word-break: break-word;
}

.dc-whois-list,
.dc-whois-value ul {
    display: flex !important;
    flex-wrap: wrap;
    gap: 8px;
    margin: 0 !important;
    padding: 0 !important;
    list-style: none !important;
}

.dc-whois-list li,
.dc-whois-value li {
    min-width: 0;
    padding: 7px 10px;
    border: 1px solid #334155;
    border-radius: 999px;
    background: #111c31;
    color: #cbd5e1;
    font-size: 0.86rem;
    font-weight: 700;
    overflow-wrap: anywhere;
}

/* Local tool surfaces and color controls */
.local-tool-card {
    background: #111c31 !important;
}

.local-tool-result,
.local-tool-output {
    border: 1px solid #334155 !important;
    background: #0f1a2c !important;
    color: #cbd5e1 !important;
}

.case-buttons {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 10px;
}

.case-buttons .local-tool-button {
    border-color: #475569 !important;
    background: #17233a !important;
    color: #e2e8f0 !important;
}

.tool-panel .local-tool-card .color-swatches button {
    min-height: 40px !important;
    border: 1px solid #475569 !important;
    border-radius: 8px !important;
    background: var(--swatch) !important;
    color: transparent !important;
}

.color-preview-wrap,
.color-preview-meta,
.color-info-grid,
.color-harmonies,
.color-contrast-box {
    border-color: #334155 !important;
    background: #0f1a2c !important;
    color: #cbd5e1 !important;
}

@media (max-width: 900px) {
    .check-form-inner form,
    .mst-search-box,
    .page-checkip .view-result,
    .site-container.qr-form,
    .vietqr-container,
    .genpass-card {
        grid-template-columns: 1fr !important;
    }

    .check-ip-content {
        align-items: flex-start;
        justify-content: flex-start;
        flex-wrap: wrap;
    }

    .page-checkip .result-box {
        padding: 16px !important;
    }

    .page-checkip .ipmap {
        min-height: 300px;
    }

    .genpass-title,
    .genpass-output-row,
    .genpass-status,
    .genpass-actions,
    .genpass-note,
    .genpass-settings {
        grid-column: 1 !important;
        grid-row: auto !important;
    }

    .qr-preview-panel,
    .vietqr-result #vietqr-qrcode {
        min-height: 240px;
    }

    .vietqr-result #vietqr-qrcode {
        padding: 14px;
    }

    .vietqr-result #vietqr-qrcode img,
    .vietqr-result #vietqr-qrcode canvas {
        width: min(100%, 350px) !important;
    }

    .qr-result-box {
        max-width: 100%;
        padding: 14px !important;
    }

    .qr-result-stage {
        min-height: 240px;
        padding: 14px;
    }

    .qr-output-canvas {
        width: min(100%, 300px) !important;
        border-width: 8px;
        border-radius: 14px !important;
    }

    .dc-results-container {
        grid-template-columns: 1fr !important;
    }

    .dc-whois-details {
        grid-template-columns: 1fr;
    }

    .dc-whois-item:first-child,
    .dc-whois-item:nth-last-child(-n + 2) {
        grid-column: auto;
    }
}

@media (max-width: 560px) {
    .dc-domain-main,
    .dc-domain-info p,
    .vietqr-meta-row {
        grid-template-columns: 1fr !important;
        flex-direction: column;
        align-items: flex-start;
    }

    .check-form-inner form,
    .mst-search-box {
        gap: 10px !important;
    }

    .dc-modal {
        align-items: end !important;
        place-items: end center !important;
        padding: 12px !important;
    }

    .dc-modal-content {
        width: 100% !important;
        max-height: calc(100dvh - 24px) !important;
        border-radius: 18px !important;
    }

    .dc-modal-head {
        padding: 18px 16px 14px;
    }

    .dc-whois-details {
        padding: 0 16px 16px;
    }

    .dc-whois-list,
    .dc-whois-value ul {
        display: grid !important;
        grid-template-columns: 1fr;
    }

    .dc-whois-list li,
    .dc-whois-value li {
        border-radius: 10px;
    }

    .page-dns .dw-results-section {
        overflow-x: auto !important;
    }

    .page-dns .dw-results-table {
        min-width: 680px;
    }

    .page-ssl .ssl-summary-card {
        display: grid !important;
        align-items: start !important;
    }

    .page-ssl .ssl-results-grid {
        grid-template-columns: 1fr !important;
    }

    .page-ssl .ssl-card {
        padding: 18px !important;
    }

    .page-ssl .ssl-detail-row {
        grid-template-columns: 1fr !important;
    }

    .page-ssl .ssl-detail-row strong {
        border-right: 0 !important;
        border-bottom: 1px solid #263449 !important;
    }

    .page-checkip .ip-result-list li,
    .page-checkip .result-box ul li {
        grid-template-columns: 1fr;
    }

    .page-checkip .ip-result-list li span:first-child,
    .page-checkip .result-box ul li span:first-child {
        border-right: 0 !important;
        border-bottom: 1px solid #263449 !important;
    }

    .case-buttons {
        grid-template-columns: 1fr;
    }
}

/* Home should render immediately after hero removal */
.page-home .home-search,
.page-home .home-categories,
.page-home .home-category,
.page-home .home-card,
.landing-card {
    animation: none !important;
    opacity: 1 !important;
    transform: none !important;
}

.page-home .home-search {
    max-width: none;
    margin-bottom: 24px;
}

.page-home .home-categories {
    display: grid;
    gap: 22px;
}

.page-home .home-category-grid {
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.page-home .home-category,
.page-home .home-card {
    display: block !important;
    visibility: visible !important;
    opacity: 1 !important;
}

.page-home .home-card {
    display: flex !important;
}

.page-home .home-card:hover,
.page-home .home-card:focus-visible {
    transform: translateY(-2px) !important;
}

/* Home directory contrast after removing hero */
.page-home .home-search {
    padding-bottom: 16px;
    border-bottom: 1px solid #334155;
}

.page-home .home-categories {
    margin-top: 18px;
}

.page-home .home-category {
    padding: 0 0 18px !important;
}

.page-home .home-category-head {
    margin-bottom: 12px;
}

.page-home .home-category-head h2 {
    color: #f8fafc !important;
    font-size: 1.05rem;
}

.page-home .home-card {
    border-color: #3f5069 !important;
    background: #142139 !important;
}

.page-home .home-card:hover,
.page-home .home-card:focus-visible {
    border-color: #00f6ff !important;
    background: #172b45 !important;
}

@media (max-width: 900px) {
    .mobile-current-tool {
        min-width: 0;
    }

    .page-home .home-categories {
        gap: 18px;
    }

    .page-home .home-category {
        padding-bottom: 14px !important;
    }

    .page-home .home-category-grid {
        grid-template-columns: 1fr !important;
    }

    .page-home .home-card {
        min-height: 96px;
        padding: 16px !important;
    }
}

@media (max-width: 420px) {
    .mobile-topbar {
        grid-template-columns: 44px minmax(0, 1fr) 44px;
    }

    .mobile-current-tool {
        font-size: 0.72rem;
    }
}