/* ==========================================================================
   Cloudflare Dashboard style — AbeFlutter support site
   Layout: fixed left sidebar + top bar + content
   Accent: CF orange (#F6821F) + blue primary (#2563EB / links #0051C3)
   ========================================================================== */

:root {
    --cf-orange: #f6821f;
    --cf-orange-dark: #fbad41;
    --cf-blue: #2563eb;
    --cf-blue-hover: #1d4fd8;
    --cf-link: #0051c3;
    --cf-bg: #f8f8f8;
    --cf-surface: #ffffff;
    --cf-border: #e5e5e5;
    --cf-border-strong: #d4d4d4;
    --cf-text: #1d1d1d;
    --cf-text-2: #555555;
    --cf-text-3: #8a8a8a;
    --cf-hover: #f2f2f2;
    --cf-active-bg: #ebebeb;
    --cf-green: #16803c;
    --cf-green-bg: #e3f5e8;
    --cf-radius: 8px;
    --cf-radius-lg: 12px;
    --cf-sidebar-w: 280px;
    --cf-topbar-h: 60px;
    --cf-font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Noto Sans JP", "Noto Sans KR", Meiryo, sans-serif;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body.cf-body {
    margin: 0;
    font-family: var(--cf-font);
    font-size: 15px;
    line-height: 1.6;
    color: var(--cf-text);
    background: var(--cf-bg);
}

a { color: var(--cf-link); text-decoration: none; }
a:hover { text-decoration: underline; }

img { max-width: 100%; height: auto; }

.skip-link {
    position: absolute;
    left: -9999px;
    top: 0;
    background: var(--cf-surface);
    padding: 8px 16px;
    z-index: 100;
}
.skip-link:focus { left: 8px; top: 8px; }

/* --------------------------------------------------------------------------
   Sidebar
   -------------------------------------------------------------------------- */

.cf-sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    width: var(--cf-sidebar-w);
    background: var(--cf-surface);
    border-right: 1px solid var(--cf-border);
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    z-index: 40;
}

.cf-sidebar[hidden] { display: none; }

.cf-sidebar__brand {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 20px;
    border-bottom: 1px solid var(--cf-border);
    flex-shrink: 0;
}

.cf-sidebar__brand-mark {
    width: 30px;
    height: 30px;
    border-radius: 8px;
    background: linear-gradient(135deg, var(--cf-orange) 0%, var(--cf-orange-dark) 100%);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.cf-sidebar__brand-mark img { width: 22px; height: 22px; border-radius: 4px; }

.cf-sidebar__brand-text {
    display: flex;
    flex-direction: column;
    line-height: 1.25;
    min-width: 0;
}

.cf-sidebar__brand-name {
    font-weight: 700;
    font-size: 14.5px;
    color: var(--cf-text);
    white-space: nowrap;
}

.cf-sidebar__brand-sub {
    font-size: 11.5px;
    color: var(--cf-text-3);
    white-space: nowrap;
}

.cf-sidebar__brand:hover { text-decoration: none; }

.cf-sidebar__search {
    margin: 14px 16px 6px;
    position: relative;
    flex-shrink: 0;
}

.cf-sidebar__search input {
    width: 100%;
    padding: 9px 12px 9px 36px;
    border: 1px solid var(--cf-border);
    border-radius: var(--cf-radius);
    font: inherit;
    font-size: 13.5px;
    color: var(--cf-text);
    background: var(--cf-surface);
}

.cf-sidebar__search input::placeholder { color: var(--cf-text-3); }

.cf-sidebar__search input:focus {
    outline: 2px solid var(--cf-blue);
    outline-offset: -1px;
}

.cf-sidebar__search-icon {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--cf-text-3);
    pointer-events: none;
    display: inline-flex;
}

.cf-sidebar__search kbd {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    font-family: inherit;
    font-size: 11px;
    color: var(--cf-text-3);
    background: var(--cf-hover);
    border-radius: 4px;
    padding: 2px 6px;
}

.cf-nav { padding: 8px 12px 24px; flex: 1; }

.cf-nav__section {
    margin-top: 18px;
    margin-bottom: 6px;
    padding: 0 10px;
    font-size: 11.5px;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--cf-text-3);
}

.cf-nav__section:first-child { margin-top: 6px; }

.cf-nav__item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 10px;
    margin: 2px 0;
    border-radius: var(--cf-radius);
    color: var(--cf-text);
    font-size: 13.5px;
    font-weight: 500;
    line-height: 1.35;
}

.cf-nav__item:hover {
    background: var(--cf-hover);
    text-decoration: none;
}

.cf-nav__item[aria-current="page"],
.cf-nav__item.is-active {
    background: var(--cf-active-bg);
    font-weight: 600;
}

.cf-nav__item-icon {
    width: 18px;
    height: 18px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--cf-text-2);
    flex-shrink: 0;
}

.cf-nav__item[aria-current="page"] .cf-nav__item-icon,
.cf-nav__item.is-active .cf-nav__item-icon { color: var(--cf-orange); }

.cf-nav__item-text { display: flex; flex-direction: column; min-width: 0; }

.cf-nav__item-desc {
    font-size: 11px;
    font-weight: 400;
    color: var(--cf-text-3);
}

.cf-nav__item-arrow {
    margin-left: auto;
    color: var(--cf-text-3);
    font-size: 14px;
}

/* Sidebar footer (language switch) */
.cf-sidebar__foot {
    border-top: 1px solid var(--cf-border);
    padding: 10px 12px 14px;
    flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   Shell + top bar
   -------------------------------------------------------------------------- */

.cf-shell {
    margin-left: var(--cf-sidebar-w);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.cf-topbar {
    position: sticky;
    top: 0;
    height: var(--cf-topbar-h);
    background: var(--cf-surface);
    border-bottom: 1px solid var(--cf-border);
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 6px;
    padding: 0 24px;
    z-index: 30;
}

.cf-topbar__link {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 7px 12px;
    border-radius: var(--cf-radius);
    color: var(--cf-text);
    font-size: 13.5px;
    font-weight: 500;
}

.cf-topbar__link:hover {
    background: var(--cf-hover);
    text-decoration: none;
}

.cf-topbar__link-icon { color: var(--cf-text-2); display: inline-flex; }

.cf-topbar__burger {
    display: none;
    margin-right: auto;
    border: 1px solid var(--cf-border);
    background: var(--cf-surface);
    border-radius: var(--cf-radius);
    width: 38px;
    height: 38px;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--cf-text);
}

/* --------------------------------------------------------------------------
   Main content
   -------------------------------------------------------------------------- */

.cf-main {
    flex: 1;
    padding: 40px 48px 64px;
    max-width: 1160px;
    width: 100%;
    margin: 0 auto;
}

.cf-page-head { margin-bottom: 28px; }

.cf-page-head__title {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 0 0 6px;
    font-size: 32px;
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.cf-page-head__title-icon { color: var(--cf-text); display: inline-flex; }

.cf-page-head__desc {
    margin: 0;
    color: var(--cf-text-2);
    font-size: 15.5px;
    max-width: 720px;
}

.cf-page-head__actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 16px;
}

/* Cards */
.cf-card {
    background: var(--cf-surface);
    border: 1px solid var(--cf-border);
    border-radius: var(--cf-radius-lg);
    padding: 22px 24px;
    margin-bottom: 20px;
}

.cf-card__title {
    margin: 0 0 4px;
    font-size: 17px;
    font-weight: 700;
}

.cf-card__body { color: var(--cf-text-2); }

.cf-card-row {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
}

/* App list (Cloudflare-style table-card hybrid) */
.cf-app-list {
    background: var(--cf-surface);
    border: 1px solid var(--cf-border);
    border-radius: var(--cf-radius-lg);
    overflow: hidden;
}

.cf-app-list__item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    border-bottom: 1px solid var(--cf-border);
    color: var(--cf-text);
    transition: background 0.12s ease;
}

.cf-app-list__item:last-child { border-bottom: none; }

.cf-app-list__item:hover {
    background: #fafafa;
    text-decoration: none;
}

.cf-app-list__icon {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    border: 1px solid var(--cf-border);
    object-fit: cover;
    flex-shrink: 0;
    background: var(--cf-surface);
}

.cf-app-list__info { flex: 1; min-width: 0; }

.cf-app-list__name {
    margin: 0;
    font-weight: 600;
    font-size: 14.5px;
    color: var(--cf-link);
}

.cf-app-list__item:hover .cf-app-list__name { text-decoration: underline; }

.cf-app-list__desc {
    margin: 1px 0 0;
    font-size: 13px;
    color: var(--cf-text-2);
}

.cf-app-list__meta { flex-shrink: 0; }

.cf-app-list__arrow {
    color: var(--cf-text-3);
    flex-shrink: 0;
    display: inline-flex;
}

/* Badge */
.cf-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 12px;
    font-weight: 600;
    padding: 3px 10px;
    border-radius: 999px;
    white-space: nowrap;
}

.cf-badge--green { background: var(--cf-green-bg); color: var(--cf-green); }
.cf-badge--gray { background: var(--cf-hover); color: var(--cf-text-2); }
.cf-badge--orange { background: #fff3e6; color: #b45309; }

/* Buttons */
.cf-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 9px 18px;
    border-radius: var(--cf-radius);
    font: inherit;
    font-size: 13.5px;
    font-weight: 600;
    cursor: pointer;
    border: 1px solid transparent;
    transition: background 0.12s ease, border-color 0.12s ease;
    text-decoration: none;
}

.cf-btn:hover { text-decoration: none; }

.cf-btn--primary {
    background: var(--cf-blue);
    color: #fff;
}

.cf-btn--primary:hover { background: var(--cf-blue-hover); }

.cf-btn--secondary {
    background: var(--cf-surface);
    color: var(--cf-text);
    border-color: var(--cf-border-strong);
}

.cf-btn--secondary:hover { background: var(--cf-hover); }

/* Search input (page level) */
.cf-search-field {
    display: flex;
    align-items: center;
    gap: 0;
    max-width: 420px;
}

.cf-search-field input {
    flex: 1;
    padding: 9px 14px;
    border: 1px solid var(--cf-border-strong);
    border-right: none;
    border-radius: var(--cf-radius) 0 0 var(--cf-radius);
    font: inherit;
    font-size: 13.5px;
}

.cf-search-field .cf-btn { border-radius: 0 var(--cf-radius) var(--cf-radius) 0; }

/* Headings & generic content inside main */
.cf-main h2.cf-section-title {
    font-size: 20px;
    font-weight: 700;
    letter-spacing: -0.01em;
    margin: 36px 0 14px;
}

.cf-main h3 { font-size: 16px; font-weight: 700; margin: 24px 0 8px; }

.cf-main p { color: var(--cf-text-2); }

/* Article/landing blocks used inside cf-main */
.cf-main .cf-article p,
.cf-card p { color: var(--cf-text-2); }

.cf-main .section-lead {
    color: var(--cf-text-2);
    font-size: 15.5px;
    margin: 0 0 18px;
    max-width: 720px;
}

.cf-btn-row { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin: 18px 0; }
.cf-btn-row--center { justify-content: center; }

/* Hero (agenda-style) */
.cf-hero {
    text-align: center;
    padding: 28px 0 36px;
}

.cf-hero__pill {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--cf-surface);
    border: 1px solid var(--cf-border);
    border-radius: 999px;
    padding: 9px 20px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 26px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.cf-hero__pill img,
.cf-hero__pill .cf-hero__pill-icon { height: 18px; width: auto; display: inline-block; }

.cf-hero__title {
    font-size: 44px;
    font-weight: 700;
    letter-spacing: -0.03em;
    margin: 0 0 10px;
    line-height: 1.15;
}

.cf-hero__lead {
    color: var(--cf-text-2);
    font-size: 17px;
    margin: 0;
}

/* Grid of small cards */
.cf-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 16px;
}

.cf-grid .cf-card { margin-bottom: 0; }

/* Table */
.cf-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--cf-surface);
    border: 1px solid var(--cf-border);
    border-radius: var(--cf-radius-lg);
    overflow: hidden;
    font-size: 14px;
}

.cf-table th {
    text-align: left;
    font-weight: 600;
    color: var(--cf-text);
    padding: 12px 16px;
    border-bottom: 1px solid var(--cf-border);
    white-space: nowrap;
}

.cf-table td {
    padding: 14px 16px;
    border-bottom: 1px solid var(--cf-border);
    color: var(--cf-text-2);
    vertical-align: top;
}

.cf-table tr:last-child td { border-bottom: none; }

/* Footer */
.cf-footer {
    border-top: 1px solid var(--cf-border);
    background: var(--cf-surface);
    padding: 18px 48px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
    font-size: 13px;
    color: var(--cf-text-3);
}

.cf-footer a { color: var(--cf-text-2); }
.cf-footer__links { display: flex; gap: 18px; flex-wrap: wrap; }

/* --------------------------------------------------------------------------
   Legacy class compatibility (pages not yet fully migrated)
   -------------------------------------------------------------------------- */

body.cf-body .site-header { display: none; }
body.cf-body .site-footer { display: none; }

body.cf-body .section { margin: 0 0 28px; }

body.cf-body .section-heading,
body.cf-body .home-section-title {
    font-size: 20px;
    font-weight: 700;
    letter-spacing: -0.01em;
    margin: 36px 0 14px;
    color: var(--cf-text);
}

body.cf-body .home-intro { text-align: center; padding: 28px 0 8px; }

body.cf-body .home-intro__title {
    font-size: 44px;
    font-weight: 700;
    letter-spacing: -0.03em;
    margin: 0 0 10px;
    color: var(--cf-text);
}

body.cf-body .home-intro__lead {
    color: var(--cf-text-2);
    font-size: 17px;
    margin: 0;
}

body.cf-body .app-list {
    display: flex;
    flex-direction: column;
    gap: 0;
    background: var(--cf-surface);
    border: 1px solid var(--cf-border);
    border-radius: var(--cf-radius-lg);
    overflow: hidden;
    padding: 0;
}

body.cf-body .app-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    border-bottom: 1px solid var(--cf-border);
    border-radius: 0;
    background: transparent;
    box-shadow: none;
    color: var(--cf-text);
    transition: background 0.12s ease;
}

body.cf-body .app-card:last-child { border-bottom: none; }

body.cf-body .app-card:hover {
    background: #fafafa;
    box-shadow: none;
    transform: none;
}

body.cf-body .app-card__icon {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    border: 1px solid var(--cf-border);
    object-fit: cover;
}

body.cf-body .app-card__name {
    margin: 0;
    font-weight: 600;
    font-size: 14.5px;
    color: var(--cf-link);
}

body.cf-body .app-card__desc {
    margin: 1px 0 0;
    font-size: 13px;
    color: var(--cf-text-2);
}

body.cf-body .app-card__meta {
    margin: 0;
    font-size: 12px;
    color: var(--cf-text-3);
}

body.cf-body .app-card__arrow { color: var(--cf-text-3); }

body.cf-body .home-contact {
    background: var(--cf-surface);
    border: 1px solid var(--cf-border);
    border-radius: var(--cf-radius-lg);
    padding: 20px 24px;
    font-size: 15px;
}

/* --------------------------------------------------------------------------
   Article / legal content
   -------------------------------------------------------------------------- */

.cf-article {
    background: var(--cf-surface);
    border: 1px solid var(--cf-border);
    border-radius: var(--cf-radius-lg);
    padding: 32px 36px;
    max-width: 860px;
}

.cf-article h1 {
    font-size: 28px;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin: 0 0 6px;
    color: var(--cf-text);
}

.cf-article .cf-page-meta {
    color: var(--cf-text-3);
    font-size: 13px;
    margin: 0 0 24px;
}

.cf-article section { margin-top: 28px; }
.cf-article section:first-of-type { margin-top: 0; }

.cf-article h2 {
    font-size: 18px;
    font-weight: 700;
    margin: 0 0 8px;
    color: var(--cf-text);
}

.cf-article h3 {
    font-size: 15px;
    font-weight: 700;
    margin: 20px 0 6px;
    color: var(--cf-text);
}

.cf-article p { color: var(--cf-text-2); font-size: 14.5px; margin: 0 0 10px; }

.cf-article ul, .cf-article ol { color: var(--cf-text-2); font-size: 14.5px; padding-left: 22px; margin: 0 0 12px; }
.cf-article li { margin-bottom: 6px; }

/* Spec list (definition rows) */
.cf-spec-list {
    background: var(--cf-surface);
    border: 1px solid var(--cf-border);
    border-radius: var(--cf-radius-lg);
    overflow: hidden;
    margin: 0 0 20px;
}

.cf-spec-list__row {
    display: flex;
    gap: 20px;
    padding: 13px 20px;
    border-bottom: 1px solid var(--cf-border);
    font-size: 14px;
}

.cf-spec-list__row:last-child { border-bottom: none; }

.cf-spec-list__label {
    flex: 0 0 180px;
    font-weight: 600;
    color: var(--cf-text);
}

.cf-spec-list__value { color: var(--cf-text-2); }

@media (max-width: 640px) {
    .cf-spec-list__row { flex-direction: column; gap: 2px; }
    .cf-spec-list__label { flex-basis: auto; }
}

/* FAQ (details) */
.cf-faq {
    background: var(--cf-surface);
    border: 1px solid var(--cf-border);
    border-radius: var(--cf-radius-lg);
    overflow: hidden;
}

.cf-faq details { border-bottom: 1px solid var(--cf-border); }
.cf-faq details:last-child { border-bottom: none; }

.cf-faq summary {
    padding: 15px 20px;
    font-size: 14.5px;
    font-weight: 600;
    color: var(--cf-text);
    cursor: pointer;
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.cf-faq summary::-webkit-details-marker { display: none; }

.cf-faq summary::after {
    content: "+";
    font-size: 18px;
    color: var(--cf-text-3);
    flex-shrink: 0;
    transition: transform 0.15s ease;
}

.cf-faq details[open] summary::after { transform: rotate(45deg); }

.cf-faq details[open] summary { color: var(--cf-link); }

.cf-faq details p {
    padding: 0 20px 16px;
    margin: 0;
    color: var(--cf-text-2);
    font-size: 14px;
}

/* Forms */
.cf-form { max-width: 640px; }

.cf-form .cf-field { margin-bottom: 18px; }

.cf-form label {
    display: block;
    font-size: 13.5px;
    font-weight: 600;
    color: var(--cf-text);
    margin-bottom: 6px;
}

.cf-form .cf-field-note {
    font-weight: 400;
    color: var(--cf-text-3);
    font-size: 12.5px;
}

.cf-form input[type="text"],
.cf-form input[type="email"],
.cf-form textarea {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--cf-border-strong);
    border-radius: var(--cf-radius);
    font: inherit;
    font-size: 14px;
    color: var(--cf-text);
    background: var(--cf-surface);
}

.cf-form textarea { min-height: 160px; resize: vertical; }

.cf-form input:focus,
.cf-form textarea:focus {
    outline: 2px solid var(--cf-blue);
    outline-offset: -1px;
}

.cf-form .cf-char-count {
    font-size: 12px;
    color: var(--cf-text-3);
    text-align: right;
    margin: 4px 0 0;
}

.cf-notice {
    border-radius: var(--cf-radius);
    padding: 14px 18px;
    font-size: 14px;
    margin-top: 16px;
    border: 1px solid transparent;
}

.cf-notice--success { background: var(--cf-green-bg); color: var(--cf-green); border-color: #b7e2c3; }
.cf-notice--error { background: #fdecec; color: #b42318; border-color: #f5c6c6; }

/* Screenshot gallery */
.cf-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 16px;
    margin: 0 0 20px;
    padding: 0;
}

.cf-gallery figure { margin: 0; }

.cf-gallery img {
    width: 100%;
    height: auto;
    aspect-ratio: 9 / 16;
    object-fit: cover;
    object-position: top;
    border: 1px solid var(--cf-border);
    border-radius: var(--cf-radius-lg);
    display: block;
    background: var(--cf-hover);
}

.cf-gallery figcaption {
    font-size: 12.5px;
    color: var(--cf-text-3);
    margin-top: 6px;
    text-align: center;
}

/* Hub list (PDF levels) */
.cf-hub-list {
    background: var(--cf-surface);
    border: 1px solid var(--cf-border);
    border-radius: var(--cf-radius-lg);
    overflow: hidden;
    list-style: none;
    margin: 0 0 20px;
    padding: 0;
}

.cf-hub-list li { border-bottom: 1px solid var(--cf-border); }
.cf-hub-list li:last-child { border-bottom: none; }

.cf-hub-list a {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 13px 20px;
    color: var(--cf-text);
    font-size: 14px;
}

.cf-hub-list a:hover { background: #fafafa; text-decoration: none; }

.cf-hub-list .cf-hub-list__level {
    flex-shrink: 0;
    width: 40px;
    font-weight: 700;
    color: var(--cf-orange);
}

.cf-hub-list .cf-hub-list__type { font-weight: 600; color: var(--cf-link); }

.cf-hub-list .cf-hub-list__meta {
    margin-left: auto;
    color: var(--cf-text-3);
    font-size: 12.5px;
    text-align: right;
}

/* Steps */
.cf-steps { margin: 0 0 20px; padding: 0; list-style: none; counter-reset: cfstep; }

.cf-steps li {
    position: relative;
    padding: 0 0 22px 44px;
    counter-increment: cfstep;
}

.cf-steps li::before {
    content: counter(cfstep);
    position: absolute;
    left: 0;
    top: 0;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--cf-active-bg);
    color: var(--cf-text);
    font-size: 13px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
}

.cf-steps li::after {
    content: "";
    position: absolute;
    left: 13.5px;
    top: 30px;
    bottom: 2px;
    width: 1px;
    background: var(--cf-border-strong);
}

.cf-steps li:last-child { padding-bottom: 0; }
.cf-steps li:last-child::after { display: none; }

.cf-steps .cf-steps__title { font-weight: 600; font-size: 14.5px; color: var(--cf-text); }
.cf-steps p { margin: 2px 0 0; font-size: 13.5px; color: var(--cf-text-2); }

/* eyebrow label */
.cf-eyebrow {
    font-size: 11.5px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--cf-orange);
    margin: 0 0 6px;
}

/* PDF download list */
.cf-pdf-list {
    background: var(--cf-surface);
    border: 1px solid var(--cf-border);
    border-radius: var(--cf-radius-lg);
    overflow: hidden;
    list-style: none;
    margin: 0 0 20px;
    padding: 0;
    counter-reset: cfpdf;
}

.cf-pdf-list li { border-bottom: 1px solid var(--cf-border); }
.cf-pdf-list li:last-child { border-bottom: none; }

.cf-pdf-list a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    font-size: 14px;
    font-weight: 500;
}

.cf-pdf-list a::before {
    counter-increment: cfpdf;
    content: counter(cfpdf);
    flex-shrink: 0;
    width: 26px;
    height: 26px;
    border-radius: 6px;
    background: var(--cf-active-bg);
    color: var(--cf-text-2);
    font-size: 12px;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.cf-pdf-list a:hover { background: #fafafa; text-decoration: none; }
.cf-pdf-list a:hover::before { background: #fff3e6; color: #b45309; }

/* Sample images (pdf problem/answer) */
.cf-sample-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 16px;
    margin: 0 0 20px;
}

.cf-sample-grid figure { margin: 0; }

.cf-sample-grid img {
    width: 100%;
    height: auto;
    border: 1px solid var(--cf-border);
    border-radius: var(--cf-radius-lg);
    display: block;
}

.cf-sample-grid figcaption {
    font-size: 12.5px;
    color: var(--cf-text-3);
    margin-top: 6px;
    text-align: center;
}

/* --------------------------------------------------------------------------
   Mobile
   -------------------------------------------------------------------------- */

.cf-sidebar-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 39;
}

@media (max-width: 960px) {
    .cf-sidebar {
        transform: translateX(-100%);
        transition: transform 0.2s ease;
        box-shadow: 0 0 24px rgba(0, 0, 0, 0.12);
    }

    body.cf-nav-open .cf-sidebar { transform: translateX(0); }
    body.cf-nav-open .cf-sidebar-backdrop { display: block; }

    .cf-shell { margin-left: 0; }

    .cf-topbar { justify-content: flex-end; padding: 0 16px; }
    .cf-topbar__burger { display: inline-flex; }

    .cf-main { padding: 24px 16px 48px; }

    .cf-hero__title { font-size: 32px; }
    .cf-page-head__title { font-size: 26px; }

    .cf-footer { padding: 16px; }
}