/* ==========================================================================
   Sdammesto — design system
   Fresh, independent visual identity (not based on the previous theme).
   ========================================================================== */

:root {
    --sdm-primary: #3654F0;
    --sdm-primary-dark: #2A41C4;
    --sdm-primary-light: #EEF1FF;
    --sdm-accent: #FF6B4A;
    --sdm-accent-dark: #E5502F;
    --sdm-ink: #14172B;
    --sdm-ink-soft: #4B4F63;
    --sdm-muted: #8A8DA1;
    --sdm-border: #E4E6F1;
    --sdm-bg: #F6F7FB;
    --sdm-surface: #FFFFFF;
    --sdm-success: #1FA971;
    --sdm-danger: #E24C4C;
    --sdm-radius: 14px;
    --sdm-radius-sm: 8px;
    --sdm-shadow: 0 2px 10px rgba(20, 23, 43, 0.06);
    --sdm-shadow-lg: 0 12px 32px rgba(20, 23, 43, 0.12);
    --sdm-font: 'Manrope', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --sdm-header-h: 72px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
    font-family: var(--sdm-font);
    color: var(--sdm-ink);
    background: var(--sdm-bg);
    font-size: 15px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}
a { color: var(--sdm-primary); text-decoration: none; }
a:hover { color: var(--sdm-primary-dark); }
img { max-width: 100%; display: block; }
ul { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4 { margin: 0 0 12px; font-weight: 700; color: var(--sdm-ink); }
h1 { font-size: 28px; }
h2 { font-size: 22px; }
h3 { font-size: 18px; }
p { margin: 0 0 12px; }
.sdm-wrap { max-width: 1180px; margin: 0 auto; padding: 0 20px; }
.sdm-empty { color: var(--sdm-muted); padding: 24px 0; }

/* Buttons ---------------------------------------------------------------- */

.sdm-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 11px 22px;
    border-radius: 999px;
    font-weight: 600;
    font-size: 14px;
    border: none;
    cursor: pointer;
    transition: transform .12s ease, box-shadow .12s ease, background .15s ease;
    white-space: nowrap;
}
.sdm-btn-primary { background: var(--sdm-primary); color: #fff; }
.sdm-btn-primary:hover { background: var(--sdm-primary-dark); color: #fff; }
.sdm-btn-accent { background: var(--sdm-accent); color: #fff; }
.sdm-btn-accent:hover { background: var(--sdm-accent-dark); color: #fff; }
.sdm-btn-outline { background: transparent; color: var(--sdm-ink); border: 1px solid var(--sdm-border); }
.sdm-btn-outline:hover { background: var(--sdm-bg); color: var(--sdm-ink); }
.sdm-btn:active { transform: scale(0.97); }

/* Header ------------------------------------------------------------------ */

.sdm-header { background: var(--sdm-surface); border-bottom: 1px solid var(--sdm-border); }
.sdm-header-bar { }
.sdm-header-inner {
    height: var(--sdm-header-h);
    display: flex;
    align-items: center;
    gap: 24px;
}
.sdm-logo { display: flex; align-items: center; flex-shrink: 0; }
.sdm-logo-img { max-height: 40px; }
.sdm-logo-text { font-size: 22px; font-weight: 800; color: var(--sdm-primary); letter-spacing: -0.02em; }
.sdm-footer-logo .sdm-logo-text { color: #fff; }

.sdm-burger {
    display: none;
    margin-left: auto;
    width: 40px;
    height: 40px;
    border: none;
    background: transparent;
    cursor: pointer;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
}
.sdm-burger span { width: 22px; height: 2px; background: var(--sdm-ink); border-radius: 2px; }

.sdm-nav { margin-left: auto; display: flex; align-items: center; gap: 18px; }
.sdm-nav-link { color: var(--sdm-ink-soft); font-weight: 600; font-size: 14px; }
.sdm-nav-link:hover { color: var(--sdm-primary); }
.sdm-nav-greeting { color: var(--sdm-muted); font-size: 14px; }
.sdm-nav-publish { margin-left: 6px; }

.sdm-hero {
    background: linear-gradient(135deg, var(--sdm-primary) 0%, #5A6EF5 100%);
    padding: 46px 0 54px;
}
.sdm-hero-title { color: #fff; font-size: 30px; margin-bottom: 20px; }
.sdm-search-form { }
.sdm-search-row {
    display: flex;
    background: #fff;
    border-radius: 999px;
    box-shadow: var(--sdm-shadow-lg);
    padding: 6px;
    gap: 6px;
    flex-wrap: nowrap;
}
.sdm-search-input {
    flex: 1;
    border: none;
    outline: none;
    padding: 12px 18px;
    font-size: 15px;
    font-family: inherit;
    background: transparent;
    min-width: 0;
}
.sdm-search-select select {
    border: none;
    background: var(--sdm-bg);
    border-radius: 999px;
    padding: 12px 16px;
    font-size: 14px;
    font-family: inherit;
    color: var(--sdm-ink-soft);
    max-width: 180px;
    cursor: pointer;
}
.sdm-search-submit { flex-shrink: 0; padding: 12px 26px; }

/* Breadcrumb / flash ------------------------------------------------------- */

.sdm-flash-wrap { padding-top: 16px; }
.sdm-breadcrumb { font-size: 13px; color: var(--sdm-muted); padding: 8px 0; }
.sdm-breadcrumb a { color: var(--sdm-muted); }
.flashmessage, .flashmessage-error, .flashmessage-ok, .flashmessage-warning {
    padding: 12px 18px;
    border-radius: var(--sdm-radius-sm);
    margin-bottom: 14px;
    font-size: 14px;
}
.flashmessage-error { background: #FDECEC; color: var(--sdm-danger); }
.flashmessage-ok { background: #E7F7EF; color: var(--sdm-success); }
.flashmessage-warning { background: #FFF6E5; color: #A66A00; }

/* Layout / content --------------------------------------------------------- */

.sdm-content { padding: 28px 0 60px; display: flex; gap: 28px; align-items: flex-start; }
.sdm-main { flex: 1; min-width: 0; }

.sdm-section { background: var(--sdm-surface); border-radius: var(--sdm-radius); padding: 24px; box-shadow: var(--sdm-shadow); margin-bottom: 24px; }
.sdm-section-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; flex-wrap: wrap; gap: 12px; }
.sdm-section-head h2, .sdm-section-head h1 { margin: 0; }
.sdm-subheading { margin: 24px 0 14px; font-size: 18px; }

/* Category grid ------------------------------------------------------------ */

.sdm-categories-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin: 0 0 24px; }
.sdm-category-card {
    background: var(--sdm-surface);
    border-radius: var(--sdm-radius-sm);
    padding: 16px;
    box-shadow: var(--sdm-shadow);
    display: flex;
    flex-direction: column;
    gap: 4px;
    color: var(--sdm-ink);
    transition: transform .15s ease, box-shadow .15s ease;
}
.sdm-category-card:hover { transform: translateY(-2px); box-shadow: var(--sdm-shadow-lg); color: var(--sdm-primary); }
.sdm-category-name { font-weight: 700; font-size: 14px; }
.sdm-category-count { font-size: 12px; color: var(--sdm-muted); }

.sdm-regions { }
.sdm-regions-grid { display: flex; flex-wrap: wrap; gap: 10px; }
.sdm-region-chip {
    background: var(--sdm-primary-light);
    color: var(--sdm-primary-dark);
    border-radius: 999px;
    padding: 8px 16px;
    font-size: 13px;
    font-weight: 600;
}
.sdm-region-chip span { color: var(--sdm-muted); font-weight: 500; }

/* Cards / listings ---------------------------------------------------------- */

.sdm-view-toggle { display: flex; gap: 4px; background: var(--sdm-bg); border-radius: 999px; padding: 4px; }
.sdm-view-btn { width: 32px; height: 32px; display: flex; align-items: center; justify-content: center; border-radius: 999px; color: var(--sdm-muted); }
.sdm-view-btn.is-active { background: var(--sdm-surface); color: var(--sdm-primary); box-shadow: var(--sdm-shadow); }

.sdm-listing-grid { display: flex; flex-direction: column; gap: 14px; }
.sdm-listing-grid.sdm-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }

.sdm-card {
    background: var(--sdm-surface);
    border-radius: var(--sdm-radius-sm);
    box-shadow: var(--sdm-shadow);
    display: flex;
    overflow: hidden;
    transition: box-shadow .15s ease, transform .15s ease;
    position: relative;
}
.sdm-card:hover { box-shadow: var(--sdm-shadow-lg); }
.sdm-listing-grid.sdm-grid .sdm-card { flex-direction: column; }
.sdm-card-thumb { flex-shrink: 0; width: 220px; position: relative; background: var(--sdm-bg); }
.sdm-listing-grid.sdm-grid .sdm-card-thumb { width: 100%; aspect-ratio: 4/3; }
.sdm-card-thumb img { width: 100%; height: 100%; object-fit: cover; }
.sdm-card-thumb { height: 160px; }
.sdm-no-photo { width: 100%; height: 100%; display: flex; align-items: center; justify-content: center; color: var(--sdm-border); font-size: 32px; }
.sdm-badge-premium {
    position: absolute; top: 8px; left: 8px;
    background: var(--sdm-accent); color: #fff;
    font-size: 11px; font-weight: 700; padding: 3px 9px; border-radius: 999px;
}
.sdm-card-body { padding: 16px; flex: 1; min-width: 0; display: flex; flex-direction: column; }
.sdm-card-title { font-weight: 700; font-size: 15px; color: var(--sdm-ink); margin-bottom: 4px; display: block; }
.sdm-card-price { font-weight: 800; color: var(--sdm-primary); font-size: 16px; margin-bottom: 6px; }
.sdm-card-meta { font-size: 12px; color: var(--sdm-muted); display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 6px; }
.sdm-card-desc { font-size: 13px; color: var(--sdm-ink-soft); margin: 0; flex: 1; }
.sdm-card-admin { margin-top: 10px; display: flex; gap: 12px; font-size: 12px; }
.sdm-card-admin-delete { color: var(--sdm-danger); }
.sdm-card-premium { border: 1px solid #FFD9CC; }

.sdm-see-more { text-align: center; margin-top: 18px; }

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

.sdm-sidebar { width: 300px; flex-shrink: 0; display: flex; flex-direction: column; gap: 20px; }
.sdm-filter-box, .sdm-sidebar-box, .sdm-alert-form {
    background: var(--sdm-surface);
    border-radius: var(--sdm-radius);
    padding: 20px;
    box-shadow: var(--sdm-shadow);
}
.sdm-filter-label { display: block; font-size: 12px; font-weight: 700; color: var(--sdm-ink-soft); text-transform: uppercase; letter-spacing: .03em; margin-bottom: 8px; }
.sdm-filter-group { margin-bottom: 16px; }
.sdm-filter-input, .sdm-filter-range input {
    width: 100%; padding: 10px 12px; border: 1px solid var(--sdm-border); border-radius: var(--sdm-radius-sm);
    font-family: inherit; font-size: 14px;
}
.sdm-filter-range { display: flex; gap: 8px; }
.sdm-filter-checkbox { display: flex; align-items: center; gap: 8px; }
.sdm-filter-submit { width: 100%; }
.sdm-cat-tree { margin-top: 8px; }
.sdm-cat-tree li { padding: 4px 0; font-size: 13px; }
.sdm-cat-tree ul { padding-left: 14px; }
.sdm-cat-tree-root > li > a { color: var(--sdm-ink-soft); }

.sdm-search-toolbar { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; margin-top: 14px; }
.sdm-search-count { font-size: 13px; color: var(--sdm-muted); }
.sdm-filters-toggle { display: none; }
.sdm-sort { display: flex; align-items: center; gap: 8px; margin-left: auto; font-size: 13px; color: var(--sdm-muted); }
.sdm-sort-select { border: 1px solid var(--sdm-border); border-radius: var(--sdm-radius-sm); padding: 6px 10px; font-family: inherit; font-size: 13px; }

.sdm-tag-list { display: flex; flex-wrap: wrap; gap: 8px; }
.sdm-tag-list li a { background: var(--sdm-bg); border-radius: 999px; padding: 6px 14px; font-size: 12px; color: var(--sdm-ink-soft); }

.sdm-pagination { text-align: center; margin-top: 24px; }
.sdm-pagination a, .sdm-pagination span { display: inline-flex; align-items: center; justify-content: center; min-width: 34px; height: 34px; padding: 0 6px; border-radius: var(--sdm-radius-sm); margin: 0 2px; font-size: 13px; }
.sdm-pagination a { background: var(--sdm-surface); box-shadow: var(--sdm-shadow); color: var(--sdm-ink-soft); }
.sdm-pagination .current, .sdm-pagination strong { background: var(--sdm-primary); color: #fff; }

/* Ads ------------------------------------------------------------------------ */
.sdm-ad { text-align: center; margin: 20px 0; overflow: hidden; }

/* Item detail ---------------------------------------------------------------- */

.sdm-item-page { display: flex; gap: 28px; }
.sdm-item-main { flex: 1; min-width: 0; background: var(--sdm-surface); border-radius: var(--sdm-radius); padding: 28px; box-shadow: var(--sdm-shadow); }
.sdm-gallery { margin-bottom: 20px; }
.sdm-gallery-main { display: block; border-radius: var(--sdm-radius-sm); overflow: hidden; background: var(--sdm-bg); }
.sdm-gallery-main img { width: 100%; max-height: 460px; object-fit: contain; background: var(--sdm-bg); }
.sdm-gallery-empty { height: 260px; display: flex; align-items: center; justify-content: center; background: var(--sdm-bg); border-radius: var(--sdm-radius-sm); color: var(--sdm-border); font-size: 48px; }
.sdm-gallery-thumbs { display: flex; gap: 8px; margin-top: 10px; flex-wrap: wrap; }
.sdm-gallery-thumb { width: 72px; height: 72px; border-radius: var(--sdm-radius-sm); overflow: hidden; border: 2px solid transparent; }
.sdm-gallery-thumb.is-active { border-color: var(--sdm-primary); }
.sdm-gallery-thumb img { width: 100%; height: 100%; object-fit: cover; }

.sdm-item-heading { border-bottom: 1px solid var(--sdm-border); padding-bottom: 18px; margin-bottom: 18px; }
.sdm-item-price { font-size: 26px; font-weight: 800; color: var(--sdm-primary); margin-bottom: 6px; }
.sdm-item-submeta { display: flex; gap: 16px; color: var(--sdm-muted); font-size: 13px; flex-wrap: wrap; margin-top: 8px; }
.sdm-item-edit-link { margin-top: 12px; }

.sdm-item-attrs { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin: 16px 0; }
.sdm-item-attr { background: var(--sdm-bg); border-radius: var(--sdm-radius-sm); padding: 10px 14px; font-size: 13px; display: flex; justify-content: space-between; gap: 8px; }
.sdm-item-attr span { color: var(--sdm-muted); }

.sdm-item-actions { display: flex; gap: 12px; margin: 20px 0; }

.sdm-safety-box { background: var(--sdm-bg); border-radius: var(--sdm-radius-sm); padding: 18px 20px; margin: 24px 0; }
.sdm-safety-box h3 { font-size: 14px; }
.sdm-safety-box ul { list-style: disc; padding-left: 18px; }
.sdm-safety-box li { font-size: 13px; color: var(--sdm-ink-soft); margin-bottom: 4px; }

.sdm-comments-list { display: flex; flex-direction: column; gap: 14px; margin-bottom: 20px; }
.sdm-comment { border: 1px solid var(--sdm-border); border-radius: var(--sdm-radius-sm); padding: 14px; }
.sdm-comment-head { font-size: 13px; margin-bottom: 6px; }
.sdm-comment-head span { color: var(--sdm-muted); }
.sdm-comment-delete { font-size: 12px; color: var(--sdm-danger); }

/* Forms ----------------------------------------------------------------------- */

.sdm-form-box, .sdm-auth-box, .sdm-static-content, .sdm-404-box, .sdm-user-content {
    background: var(--sdm-surface);
    border-radius: var(--sdm-radius);
    padding: 32px;
    box-shadow: var(--sdm-shadow);
}
.sdm-auth-box { max-width: 460px; margin: 0 auto; }
.sdm-form-field { margin-bottom: 18px; }
.sdm-form-field label { display: block; font-size: 13px; font-weight: 700; color: var(--sdm-ink-soft); margin-bottom: 6px; }
.sdm-form-field input[type="text"],
.sdm-form-field input[type="email"],
.sdm-form-field input[type="password"],
.sdm-form-field input[type="tel"],
.sdm-form-field input[type="number"],
.sdm-form-field input[type="file"],
.sdm-form-field textarea,
.sdm-form-field select {
    width: 100%;
    padding: 11px 14px;
    border: 1px solid var(--sdm-border);
    border-radius: var(--sdm-radius-sm);
    font-family: inherit;
    font-size: 14px;
    background: #fff;
}
.sdm-form-field textarea { min-height: 120px; resize: vertical; }
.sdm-form-checkbox { display: flex; align-items: center; gap: 8px; }
.sdm-form-checkbox label { margin: 0; }
.sdm-form-submit { margin-top: 6px; }
.sdm-form-section-title { margin-top: 28px; padding-top: 20px; border-top: 1px solid var(--sdm-border); font-size: 17px; }
.sdm-form-section-title:first-of-type { margin-top: 0; padding-top: 0; border-top: none; }
.sdm-price-row { display: flex; gap: 10px; }
.sdm-price-row select { max-width: 120px; }
.sdm-current-value { padding: 11px 14px; background: var(--sdm-bg); border-radius: var(--sdm-radius-sm); font-size: 14px; }
.sdm-field-error { color: var(--sdm-danger); font-size: 12px; margin: 4px 0 0; }
.sdm-field-hint { font-size: 12px; color: var(--sdm-muted); margin-top: 4px; }
.sdm-error-list { color: var(--sdm-danger); font-size: 13px; margin-bottom: 12px; }
.sdm-error-list li { list-style: disc; margin-left: 18px; }
.sdm-auth-links { display: flex; justify-content: space-between; margin-top: 16px; font-size: 13px; flex-wrap: wrap; gap: 8px; }

.sdm-contact-name { font-weight: 700; margin-bottom: 4px; }
.sdm-contact-detail { font-size: 13px; color: var(--sdm-ink-soft); margin-bottom: 4px; }

.sdm-mark-as, .sdm-mark-select { width: 100%; }

/* Account pages --------------------------------------------------------------- */

.sdm-user-page .sdm-content { align-items: flex-start; }
.opt_publicprofile, .opt_items, .opt_alerts, .opt_account, .opt_change_email, .opt_change_username, .opt_change_password, .opt_delete_account { display: block; }
.sdm-sidebar nav, .sdm-sidebar ul.private-user-menu {
    background: var(--sdm-surface);
    border-radius: var(--sdm-radius);
    box-shadow: var(--sdm-shadow);
    padding: 10px;
    list-style: none;
}
.sdm-sidebar ul.private-user-menu li a,
.sdm-sidebar ul.private-user-menu li {
    display: block;
    padding: 11px 14px;
    border-radius: var(--sdm-radius-sm);
    font-size: 14px;
    color: var(--sdm-ink-soft);
}
.sdm-sidebar ul.private-user-menu li a:hover { background: var(--sdm-bg); color: var(--sdm-primary); }
.sdm-sidebar ul.private-user-menu li.selected a,
.sdm-sidebar ul.private-user-menu li a.selected { background: var(--sdm-primary-light); color: var(--sdm-primary-dark); font-weight: 700; }
.sdm-account-delete { display: block; text-align: center; margin-top: 12px; font-size: 12px; color: var(--sdm-danger); }

.sdm-alert-item { background: var(--sdm-surface); border-radius: var(--sdm-radius); box-shadow: var(--sdm-shadow); padding: 20px; margin-bottom: 16px; }
.sdm-alert-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; }
.sdm-alert-head h3 { margin: 0; font-size: 15px; }
.sdm-alert-delete { font-size: 12px; color: var(--sdm-danger); }
.sdm-alert-subscribed { color: var(--sdm-success); font-size: 13px; }
.sdm-alert-submit { width: 100%; }

.sdm-profile-card { display: flex; gap: 20px; align-items: center; margin-bottom: 20px; padding-bottom: 20px; border-bottom: 1px solid var(--sdm-border); }
.sdm-profile-avatar { width: 88px; height: 88px; border-radius: 50%; object-fit: cover; }
.sdm-profile-info h1 { margin-bottom: 6px; font-size: 22px; }
.sdm-profile-info p { font-size: 13px; color: var(--sdm-ink-soft); margin: 2px 0; }

.sdm-sidebar-actions { display: flex; gap: 10px; }

/* Static / misc ---------------------------------------------------------------- */
.sdm-static-content h1, .sdm-404-box h1 { margin-bottom: 16px; }
.sdm-404-box { text-align: center; max-width: 640px; margin: 0 auto; }
.sdm-404-box .sdm-search-form { max-width: 420px; margin: 20px auto; }
.sdm-404-box .sdm-categories-grid { grid-template-columns: repeat(2, 1fr); text-align: left; margin-top: 16px; }

/* Footer ------------------------------------------------------------------------ */

.sdm-footer { background: var(--sdm-ink); color: #C7C9DA; margin-top: 40px; }
.sdm-footer-inner { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 32px; padding: 46px 20px 30px; }
.sdm-footer-col h4 { color: #fff; font-size: 14px; margin-bottom: 14px; }
.sdm-footer-list li { margin-bottom: 8px; }
.sdm-footer-list a { color: #C7C9DA; font-size: 13px; }
.sdm-footer-list a:hover { color: #fff; }
.sdm-footer-note { font-size: 12px; color: #8A8DA1; margin-top: 12px; }
.sdm-footer-bottom { border-top: 1px solid #2A2E45; padding: 16px 20px; font-size: 12px; color: #8A8DA1; }

/* Lightbox (used on item.php) --------------------------------------------------- */
.sdm-lightbox-overlay {
    position: fixed; inset: 0; background: rgba(10, 12, 24, 0.9);
    display: none; align-items: center; justify-content: center; z-index: 999; padding: 24px;
}
.sdm-lightbox-overlay.is-open { display: flex; }
.sdm-lightbox-overlay img { max-width: 92vw; max-height: 88vh; object-fit: contain; border-radius: 6px; }
.sdm-lightbox-close { position: absolute; top: 20px; right: 28px; color: #fff; font-size: 30px; cursor: pointer; background: none; border: none; }

/* Responsive --------------------------------------------------------------------- */

@media (max-width: 980px) {
    .sdm-item-page { flex-direction: column; }
    .sdm-content { flex-direction: column; }
    .sdm-sidebar { width: 100%; }
    .sdm-categories-grid { grid-template-columns: repeat(3, 1fr); }
    .sdm-footer-inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 760px) {
    .sdm-burger { display: flex; }
    .sdm-nav {
        position: absolute; top: var(--sdm-header-h); left: 0; right: 0;
        background: var(--sdm-surface); flex-direction: column; align-items: stretch;
        padding: 14px 20px; gap: 10px; box-shadow: var(--sdm-shadow-lg);
        max-height: 0; overflow: hidden; opacity: 0; transition: max-height .2s ease, opacity .2s ease;
    }
    .sdm-nav.is-open { max-height: 400px; opacity: 1; }
    .sdm-nav-publish { order: -1; margin: 0 0 6px; text-align: center; }
    .sdm-hero-title { font-size: 22px; }
    .sdm-search-row { flex-wrap: wrap; border-radius: var(--sdm-radius); }
    .sdm-search-select select { max-width: none; width: 100%; }
    .sdm-search-select { width: 100%; }
    .sdm-search-submit { width: 100%; }
    .sdm-listing-grid.sdm-grid { grid-template-columns: 1fr 1fr; }
    .sdm-card { flex-direction: column; }
    .sdm-card-thumb { width: 100%; height: 180px; }
    .sdm-categories-grid { grid-template-columns: repeat(2, 1fr); }
    .sdm-filters-toggle { display: inline-flex; margin-bottom: 12px; }
    .sdm-sidebar { display: none; }
    .sdm-sidebar.is-open { display: flex; }
    .sdm-item-main, .sdm-form-box, .sdm-auth-box, .sdm-static-content, .sdm-user-content { padding: 20px; }
    .sdm-footer-inner { grid-template-columns: 1fr; }
}

@media (max-width: 460px) {
    .sdm-listing-grid.sdm-grid { grid-template-columns: 1fr; }
    .sdm-categories-grid { grid-template-columns: 1fr 1fr; }
    .sdm-item-attrs { grid-template-columns: 1fr; }
}