/* ============================================================
   XE MODULE - Part 3: Single page, Calculator, Compare, Toast, Responsive  
   REDESIGN: Scroll-based layout, premium aesthetics
   ============================================================ */

/* Breadcrumb */
.xe-breadcrumb { padding: 0.8rem 0; background: var(--xe-bg); border-bottom: 1px solid var(--xe-border); }
.xe-breadcrumb__nav { display: flex; align-items: center; gap: 0.4rem; font-size: 0.8rem; flex-wrap: wrap; }
.xe-breadcrumb__nav a { color: var(--xe-text-secondary); text-decoration: none; transition: color 0.2s; }
.xe-breadcrumb__nav a:hover { color: var(--xe-accent); }
.xe-breadcrumb__sep { color: var(--xe-text-secondary); opacity: 0.5; }
.xe-breadcrumb__current { color: var(--xe-text); font-weight: 500; }

/* ===== Single Header (Premium) ===== */
.xe-single__header {
    display: flex; align-items: flex-start; justify-content: space-between;
    gap: 1.5rem; padding: 1.5rem 0 1rem; flex-wrap: wrap;
}
.xe-single__title {
    font-family: 'Outfit', sans-serif; font-size: 2rem; font-weight: 800;
    color: var(--xe-text); margin-bottom: 0.5rem; letter-spacing: -0.02em;
    line-height: 1.1;
}
.xe-single__meta-tags { display: flex; gap: 0.4rem; flex-wrap: wrap; }
.xe-tag {
    display: inline-flex; align-items: center; padding: 0.25rem 0.7rem;
    border-radius: 50px; font-size: 0.72rem; font-weight: 500;
    background: var(--xe-bg); color: var(--xe-text-secondary);
    border: 1px solid var(--xe-border); text-decoration: none;
    transition: all 0.2s;
}
.xe-tag:hover { border-color: var(--xe-accent); color: var(--xe-accent); }
.xe-tag--fuel { background: rgba(0,200,83,0.08); color: var(--xe-green); border-color: rgba(0,200,83,0.2); }

.xe-single__header-right { display: flex; align-items: center; gap: 1rem; flex-shrink: 0; }
.xe-single__price-preview { display: flex; flex-direction: column; align-items: flex-end; }
.xe-single__price-label { font-size: 0.72rem; color: var(--xe-text-secondary); text-transform: uppercase; letter-spacing: 0.05em; }
.xe-single__price-value { font-family: 'Outfit', sans-serif; font-size: 1.3rem; font-weight: 800; color: var(--xe-accent); }

.xe-single__compare-btn { padding: 0.5rem 1rem; border-radius: 50px; font-size: 0.82rem; font-weight: 600; }

/* ===== Section Nav (Sticky — replaces tabs) ===== */
.xe-section-nav {
    position: sticky; top: 75px; z-index: 20;
    background: var(--xe-card-bg);
    border-bottom: 1px solid var(--xe-border);
    margin: 0 -1rem; padding: 0 1rem;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}
body.admin-bar .xe-section-nav { top: 107px; }
[data-theme="dark"] .xe-section-nav { background: rgba(30,41,59,0.95); }
.xe-section-nav__track {
    display: flex; gap: 0; overflow-x: auto;
    scrollbar-width: none; -webkit-overflow-scrolling: touch;
}
.xe-section-nav__track::-webkit-scrollbar { display: none; }
.xe-section-nav__item {
    display: flex; align-items: center; gap: 0.35rem;
    padding: 0.75rem 1.1rem; white-space: nowrap;
    color: var(--xe-text-secondary); text-decoration: none;
    font-size: 0.82rem; font-weight: 600;
    border-bottom: 2.5px solid transparent;
    transition: all 0.25s ease;
    position: relative;
}
.xe-section-nav__item svg { opacity: 0.5; transition: opacity 0.25s; }
.xe-section-nav__item:hover { color: var(--xe-text); }
.xe-section-nav__item:hover svg { opacity: 0.8; }
.xe-section-nav__item.active {
    color: var(--xe-accent);
    border-bottom-color: var(--xe-accent);
}
.xe-section-nav__item.active svg { opacity: 1; color: var(--xe-accent); }

/* ===== Sections (Scroll-based) ===== */
.xe-section {
    padding: 2rem 0;
    border-bottom: 1px solid var(--xe-border);
    scroll-margin-top: 120px;
}
.xe-section:last-of-type { border-bottom: none; }

/* Section Heading (Premium style) */
.xe-section__heading {
    margin-bottom: 1.5rem;
    position: relative;
}
.xe-section__title {
    font-family: 'Outfit', sans-serif; font-size: 1.4rem; font-weight: 700;
    color: var(--xe-text); display: flex; align-items: center; gap: 0.5rem;
    margin-bottom: 0.5rem;
}
.xe-section__title-icon { font-size: 1.2rem; }
.xe-section__title-line {
    width: 50px; height: 3px;
    background: linear-gradient(90deg, var(--xe-accent), transparent);
    border-radius: 2px;
}

/* ===== Layout ===== */
.xe-single__layout { display: grid; grid-template-columns: 1fr minmax(0, 320px); gap: 2rem; align-items: start; }
.xe-single__sidebar { position: sticky; top: 135px; height: fit-content; display: flex; flex-direction: column; gap: 1rem; min-width: 0; }
body.admin-bar .xe-single__sidebar { top: 167px; }

/* Sidebar cards */
.xe-sidebar-card {
    background: var(--xe-card-bg); border-radius: var(--xe-radius);
    border: 1px solid var(--xe-card-border); padding: 1.25rem;
    box-shadow: var(--xe-card-shadow);
    overflow: hidden; width: 100%; box-sizing: border-box;
}
.xe-sidebar-card__title {
    display: flex; align-items: center; gap: 0.4rem;
    font-size: 0.92rem; font-weight: 700; color: var(--xe-text);
    margin-bottom: 1rem; padding-bottom: 0.6rem;
    border-bottom: 1px solid var(--xe-card-border);
}
.xe-sidebar-card__title svg { color: var(--xe-accent); }

.xe-highlight-specs { display: flex; flex-direction: column; gap: 0.5rem; }
.xe-highlight-spec {
    display: flex; align-items: center; gap: 0.75rem;
    padding: 0.55rem 0.75rem; background: var(--xe-bg);
    border-radius: var(--xe-radius-sm);
    transition: transform 0.2s, box-shadow 0.2s;
    overflow: hidden; width: 100%; box-sizing: border-box;
}
.xe-highlight-spec:hover { transform: translateX(4px); box-shadow: 0 2px 8px rgba(0,0,0,0.04); }
.xe-highlight-spec__icon { font-size: 1.1rem; flex-shrink: 0; }
.xe-highlight-spec__text { display: flex; flex-direction: column; min-width: 0; }
.xe-highlight-spec__label { font-size: 0.68rem; color: var(--xe-text-secondary); text-transform: uppercase; letter-spacing: 0.03em; }
.xe-highlight-spec__value { font-size: 0.85rem; font-weight: 600; color: var(--xe-text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 100%; }

.xe-sidebar-card--status {
    display: flex; align-items: center; gap: 0.75rem;
    justify-content: center; padding: 0.75rem;
}
.xe-status-badge {
    padding: 0.35rem 1rem; border-radius: 50px;
    font-size: 0.78rem; font-weight: 700;
    display: inline-flex; align-items: center; gap: 0.3rem;
}
.xe-status-badge--dang-ban { background: rgba(0,200,83,0.1); color: var(--xe-green); }
.xe-status-badge--sap-ra-mat { background: rgba(41,121,255,0.1); color: var(--xe-blue); }
.xe-origin { font-size: 0.78rem; color: var(--xe-text-secondary); }

/* ===== Price Hero Card ===== */
.xe-price-hero-card {
    display: flex; align-items: center; justify-content: space-between;
    padding: 1.5rem; margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #fff7f3, #fff1eb);
    border: 1px solid rgba(255,107,53,0.15); border-radius: var(--xe-radius);
}
[data-theme="dark"] .xe-price-hero-card { background: linear-gradient(135deg, rgba(255,107,53,0.08), rgba(255,107,53,0.03)); }
.xe-price-hero-card__label {
    display: block; font-size: 0.72rem; color: var(--xe-text-secondary);
    text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 0.25rem;
}
.xe-price-hero-card__value {
    font-family: 'Outfit', sans-serif; font-size: 1.8rem; font-weight: 800;
    color: var(--xe-accent); letter-spacing: -0.02em;
}
.xe-price-hero-card__versions {
    padding: 0.35rem 1rem; border-radius: 50px;
    background: rgba(255,107,53,0.1); color: var(--xe-accent);
    font-size: 0.78rem; font-weight: 600;
}

.xe-price__status { padding: 0.3rem 0.8rem; border-radius: 50px; font-size: 0.72rem; font-weight: 600; }
.xe-price__status--dang-ban { background: rgba(0,200,83,0.1); color: var(--xe-green); }
.xe-price__status--sap-ra-mat { background: rgba(41,121,255,0.1); color: var(--xe-blue); }

/* Versions table */
.xe-versions { margin-bottom: 1.5rem; }
.xe-versions__title { font-size: 1rem; font-weight: 700; margin-bottom: 0.75rem; color: var(--xe-text); }
.xe-versions__header {
    display: flex; justify-content: space-between; padding: 0.6rem 1rem;
    background: var(--xe-bg); border-radius: var(--xe-radius-sm) var(--xe-radius-sm) 0 0;
    font-size: 0.75rem; font-weight: 600; color: var(--xe-text-secondary); text-transform: uppercase; letter-spacing: 0.03em;
}
.xe-versions__row { display: flex; justify-content: space-between; align-items: center; padding: 0.75rem 1rem; border-bottom: 1px solid var(--xe-card-border); transition: background 0.15s; }
.xe-versions__row--selectable { cursor: pointer; border-radius: 0; }
.xe-versions__row--selectable:hover { background: rgba(255,107,53,0.03); }
.xe-versions__row--selectable.active { background: rgba(255,107,53,0.06); border-left: 3px solid var(--xe-accent); }
.xe-versions__name { font-size: 0.88rem; font-weight: 500; }
.xe-versions__name small { display: block; font-size: 0.72rem; color: var(--xe-text-secondary); font-weight: 400; margin-top: 0.15rem; }
.xe-versions__price { font-weight: 700; color: var(--xe-accent); font-size: 0.88rem; font-family: 'Outfit', sans-serif; }

/* Description */
.xe-description__content { max-height: 400px; overflow: hidden; position: relative; transition: max-height 0.4s; line-height: 1.8; color: var(--xe-text-secondary); font-size: 0.92rem; }
.xe-description__content--expanded, .xe-description__content--full { max-height: none; }
.xe-description__content:not(.xe-description__content--expanded):not(.xe-description__content--full)::after {
    content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 80px;
    background: linear-gradient(transparent, var(--xe-card-bg));
}
.xe-description__toggle {
    display: flex; align-items: center; gap: 0.3rem; margin-top: 0.75rem;
    background: none; border: none; color: var(--xe-accent); font-weight: 600;
    cursor: pointer; font-size: 0.85rem; transition: gap 0.2s;
}
.xe-description__toggle:hover { gap: 0.5rem; }
.xe-description__toggle.expanded svg { transform: rotate(180deg); }

/* Quick specs (premium grid) */
.xe-quick-specs__grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.75rem;
    margin-bottom: 2rem;
}
.xe-quick-specs__item {
    display: flex; flex-direction: column; gap: 0.2rem; padding: 1rem;
    background: var(--xe-bg); border-radius: var(--xe-radius);
    border: 1px solid var(--xe-card-border);
    transition: transform 0.2s, box-shadow 0.2s;
}
.xe-quick-specs__item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0,0,0,0.06);
}
.xe-quick-specs__icon { font-size: 1.2rem; margin-bottom: 0.15rem; }
.xe-quick-specs__label { font-size: 0.68rem; color: var(--xe-text-secondary); text-transform: uppercase; letter-spacing: 0.03em; }
.xe-quick-specs__value { font-size: 0.88rem; font-weight: 700; color: var(--xe-text); }

/* Full specs wrapper */
.xe-specs-full-wrap { margin-top: 0; }
.xe-specs { background: var(--xe-card-bg); border-radius: var(--xe-radius); border: 1px solid var(--xe-card-border); overflow: hidden; margin-bottom: 2rem; }
.xe-specs__title { padding: 1.25rem 1.5rem; border-bottom: 1px solid var(--xe-card-border); font-size: 1.15rem; font-weight: 700; color: var(--xe-text); font-family: 'Outfit', sans-serif; background: var(--xe-bg); margin: 0; display: flex; align-items: center; gap: 0.5rem; }
.xe-specs__group { border-bottom: 1px solid var(--xe-card-border); }
.xe-specs__group:last-child { border-bottom: none; }
.xe-specs__group-title { padding: 1rem 1.5rem; display: flex; justify-content: space-between; align-items: center; cursor: pointer; background: var(--xe-card-bg); font-weight: 600; font-size: 0.95rem; color: var(--xe-text); margin: 0; transition: background 0.2s; }
.xe-specs__group-title:hover { background: var(--xe-bg); }
.xe-specs__toggle { transition: transform 0.3s; color: var(--xe-text-secondary); }
.xe-specs__group.collapsed .xe-specs__toggle { transform: rotate(-90deg); }
.xe-specs__table-wrap { overflow-x: auto; scrollbar-width: thin; }
.xe-specs__group.collapsed .xe-specs__table-wrap,
.xe-specs__group.collapsed .xe-specs__table { display: none; }
.xe-specs__table { width: 100%; min-width: 300px; border-collapse: collapse; }
.xe-specs__table td { padding: 0.85rem 1.5rem; border-top: 1px solid var(--xe-card-border); font-size: 0.85rem; line-height: 1.5; color: var(--xe-text); }
.xe-specs__table tr:first-child td { border-top: none; }
.xe-specs__label { width: 45%; color: var(--xe-text-secondary) !important; font-weight: 500; background: var(--xe-bg); }
.xe-specs__value { font-weight: 600; word-break: break-word; }
.xe-specs__empty { text-align: center; color: var(--xe-text-secondary); padding: 1rem; font-style: italic; }

/* ===== Cost Card (Redesigned) ===== */
.xe-cost-card {
    background: var(--xe-card-bg); border-radius: var(--xe-radius);
    border: 1px solid var(--xe-card-border); padding: 1.5rem;
    box-shadow: var(--xe-card-shadow);
    max-width: 700px;
}
.xe-cost-card__regions {
    display: flex; gap: 0.5rem; margin-bottom: 1.25rem;
    background: var(--xe-bg); border-radius: var(--xe-radius-sm); padding: 0.25rem;
}
.xe-cost-card .xe-cost-btn {
    flex: 1; display: flex; align-items: center; justify-content: center; gap: 0.4rem;
    padding: 0.55rem 0.75rem; border-radius: 6px; border: none;
    background: transparent; color: var(--xe-text-secondary);
    font-size: 0.78rem; font-weight: 600; cursor: pointer;
    transition: all 0.25s;
}
.xe-cost-card .xe-cost-btn svg { flex-shrink: 0; }
.xe-cost-card .xe-cost-btn.active {
    background: var(--xe-accent); color: #fff;
    box-shadow: 0 2px 8px rgba(255,107,53,0.25);
}
.xe-cost-card__table { display: flex; flex-direction: column; gap: 0; }
.xe-cost-card__row {
    display: flex; justify-content: space-between; align-items: center;
    padding: 0.65rem 0; border-bottom: 1px solid var(--xe-card-border);
    font-size: 0.85rem;
}
.xe-cost-card__row span { color: var(--xe-text-secondary); }
.xe-cost-card__row strong { color: var(--xe-text); font-weight: 600; font-variant-numeric: tabular-nums; }
.xe-cost-card__row--total {
    border-top: 2px solid var(--xe-accent); border-bottom: none;
    padding-top: 0.85rem; margin-top: 0.25rem;
}
.xe-cost-card__row--total span { font-weight: 700; color: var(--xe-text); }
.xe-cost-card__row--total strong {
    color: var(--xe-accent); font-size: 1.1rem; font-weight: 800;
    font-family: 'Outfit', sans-serif;
}
.xe-cost-card__note { font-size: 0.72rem; color: var(--xe-text-secondary); margin-top: 0.75rem; font-style: italic; }

/* Version select (sidebar — kept for compatibility) */
.xe-version-select { background: var(--xe-card-bg); border-radius: var(--xe-radius); border: 1px solid var(--xe-card-border); padding: 1rem; }
.xe-version-select h4 { font-size: 0.9rem; margin-bottom: 0.5rem; color: var(--xe-text); }
.xe-version-radio {
    display: flex; justify-content: space-between; align-items: center;
    padding: 0.5rem 0.75rem; border-radius: var(--xe-radius-sm); cursor: pointer;
    border: 1px solid transparent; transition: var(--xe-transition); margin-bottom: 0.25rem;
}
.xe-version-radio.active { border-color: var(--xe-accent); background: rgba(255,107,53,0.05); }
.xe-version-radio input { display: none; }
.xe-version-radio__name { font-size: 0.85rem; font-weight: 500; }
.xe-version-radio__price { font-size: 0.8rem; font-weight: 700; color: var(--xe-accent); }

/* ===== Calculator ===== */
.xe-calc { background: var(--xe-card-bg); border-radius: var(--xe-radius); border: 1px solid var(--xe-card-border); padding: 1.5rem; }
.xe-calc__title { display: flex; align-items: center; gap: 0.5rem; font-size: 1.15rem; margin-bottom: 1rem; font-family: 'Outfit',sans-serif; color: var(--xe-text); }
.xe-calc__tabs { display: flex; gap: 0; margin-bottom: 1rem; border-bottom: 2px solid var(--xe-border); }
.xe-calc__tab { padding: 0.6rem 1rem; border: none; background: none; color: var(--xe-text-secondary); font-size: 0.85rem; font-weight: 600; cursor: pointer; position: relative; }
.xe-calc__tab.active { color: var(--xe-accent); }
.xe-calc__tab.active::after { content: ''; position: absolute; bottom: -2px; left: 0; right: 0; height: 2px; background: var(--xe-accent); }
.xe-calc__row { margin-bottom: 1rem; }
.xe-calc__row label { display: block; font-size: 0.85rem; font-weight: 600; color: var(--xe-text); margin-bottom: 0.4rem; }
.xe-calc__input-wrap { display: flex; align-items: center; gap: 0.5rem; border: 1px solid var(--xe-border); border-radius: var(--xe-radius-sm); padding: 0.5rem 0.75rem; }
.xe-calc__input-wrap input { border: none; outline: none; background: none; font-size: 0.9rem; width: 100%; color: var(--xe-text); font-family: inherit; }
.xe-calc__input-wrap--small { width: 80px; flex-shrink: 0; }
.xe-calc__unit { font-size: 0.8rem; color: var(--xe-text-secondary); white-space: nowrap; }
.xe-calc__input-group { display: flex; align-items: center; gap: 0.75rem; }
.xe-calc__input-group input[type="range"] { flex: 1; accent-color: var(--xe-accent); }
.xe-calc__info { font-size: 0.8rem; color: var(--xe-text-secondary); margin-top: 0.3rem; }
.xe-calc__select-wrap select { width: 100%; padding: 0.5rem 0.75rem; border: 1px solid var(--xe-border); border-radius: var(--xe-radius-sm); background: var(--xe-card-bg); color: var(--xe-text); font-size: 0.9rem; }
.xe-calc__btn { width: 100%; padding: 0.75rem; border: none; border-radius: var(--xe-radius-sm); background: var(--xe-accent); color: #fff; font-weight: 700; font-size: 0.95rem; cursor: pointer; transition: background 0.2s; }
.xe-calc__btn:hover { background: var(--xe-accent-hover); }
.xe-calc__result { margin-top: 1.5rem; padding: 1rem; background: var(--xe-bg); border-radius: var(--xe-radius); }
.xe-calc__result-item { display: flex; justify-content: space-between; padding: 0.5rem 0; border-bottom: 1px solid var(--xe-card-border); }
.xe-calc__result-item:last-child { border-bottom: none; }
.xe-calc__result-label { font-size: 0.85rem; color: var(--xe-text-secondary); }
.xe-calc__result-value { font-weight: 700; color: var(--xe-text); font-size: 0.9rem; }
.xe-calc__result-highlight { color: var(--xe-accent) !important; font-size: 1.1rem !important; }

/* ===== Compare bar ===== */
.xe-compare-bar {
    position: fixed; bottom: 0; left: 0; right: 0; z-index: 999;
    background: var(--xe-card-bg); border-top: 2px solid var(--xe-accent);
    box-shadow: 0 -4px 20px rgba(0,0,0,0.15); padding: 0.75rem 0;
    transition: transform 0.3s; transform: translateY(100%);
}
.xe-compare-bar.active { transform: translateY(0); }
.xe-compare-bar__inner { display: flex; align-items: center; gap: 1rem; }
.xe-compare-bar__header { display: flex; align-items: center; gap: 0.5rem; flex-shrink: 0; }
.xe-compare-bar__header h4 { font-size: 0.9rem; color: var(--xe-text); white-space: nowrap; margin: 0; }
.xe-compare-bar__clear { background: none; border: none; color: var(--xe-text-secondary); cursor: pointer; font-size: 0.75rem; text-decoration: underline; }
.xe-compare-bar__slots { display: flex; gap: 0.5rem; flex: 1; }
.xe-compare-slot { width: 120px; height: 60px; border: 2px dashed var(--xe-border); border-radius: var(--xe-radius-sm); overflow: hidden; flex-shrink: 0; }
.xe-compare-slot__empty { display: flex; flex-direction: column; align-items: center; justify-content: center; height: 100%; color: var(--xe-text-secondary); font-size: 0.65rem; gap: 0.1rem; }
.xe-compare-slot__filled { display: flex; align-items: center; gap: 0.3rem; padding: 0.25rem; height: 100%; position: relative; }
.xe-compare-slot__img { width: 50px; height: 100%; object-fit: cover; border-radius: 4px; }
.xe-compare-slot__name { font-size: 0.65rem; font-weight: 600; line-height: 1.2; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.xe-compare-slot__remove { position: absolute; top: 2px; right: 2px; background: rgba(0,0,0,0.5); color: #fff; border: none; border-radius: 50%; width: 16px; height: 16px; font-size: 10px; cursor: pointer; display: flex; align-items: center; justify-content: center; line-height: 1; }
.xe-compare-bar__btn { padding: 0.6rem 1.5rem; border-radius: 50px; background: var(--xe-accent); color: #fff; text-decoration: none; font-weight: 700; font-size: 0.85rem; white-space: nowrap; transition: background 0.2s; display: inline-block; }
.xe-compare-bar__btn:hover { background: var(--xe-accent-hover); }

/* Compare page */
.xe-compare-page__header { text-align: center; margin: 2rem 0; }
.xe-compare-page__header h1 { font-family: 'Outfit',sans-serif; font-size: 2rem; font-weight: 800; color: var(--xe-text); }
.xe-compare-page__header p { color: var(--xe-text-secondary); }
.xe-compare-selectors { display: flex; align-items: center; gap: 0.5rem; margin-bottom: 1.5rem; flex-wrap: wrap; justify-content: center; }
.xe-compare-vs { font-weight: 800; color: var(--xe-accent); font-size: 1rem; }
.xe-compare-selector { width: 200px; position: relative; }
.xe-compare-search-input { width: 100%; padding: 0.6rem 0.75rem; border: 2px dashed var(--xe-border); border-radius: var(--xe-radius-sm); background: var(--xe-card-bg); color: var(--xe-text); font-size: 0.85rem; }
.xe-compare-selector__dropdown { position: absolute; top: 100%; left: 0; right: 0; background: var(--xe-card-bg); border: 1px solid var(--xe-border); border-radius: var(--xe-radius-sm); box-shadow: var(--xe-card-hover-shadow); z-index: 50; max-height: 300px; overflow-y: auto; }
.xe-compare-dropdown-item { display: flex; align-items: center; gap: 0.5rem; padding: 0.5rem; cursor: pointer; transition: background 0.15s; }
.xe-compare-dropdown-item:hover { background: var(--xe-bg); }
.xe-compare-dropdown-item img { width: 50px; height: 35px; object-fit: cover; border-radius: 4px; }
.xe-compare-dropdown-item span { font-size: 0.8rem; font-weight: 500; }
.xe-compare-selector__selected { display: flex; align-items: center; gap: 0.5rem; padding: 0.4rem; border: 2px solid var(--xe-accent); border-radius: var(--xe-radius-sm); background: rgba(255,107,53,0.05); }
.xe-compare-selector__selected img { width: 50px; height: 35px; object-fit: cover; border-radius: 4px; }
.xe-compare-selector__name { font-size: 0.8rem; font-weight: 600; flex: 1; }
.xe-compare-selector__remove { background: none; border: none; cursor: pointer; font-size: 1.2rem; color: var(--xe-text-secondary); }
.xe-compare-page__btn { display: flex; align-items: center; gap: 0.5rem; margin: 1.5rem auto; padding: 0.8rem 2rem; border: none; border-radius: 50px; background: var(--xe-accent); color: #fff; font-weight: 700; font-size: 1rem; cursor: pointer; }
.xe-compare-table-wrap { overflow-x: auto; margin-top: 2rem; }
.xe-compare-table { width: 100%; border-collapse: collapse; min-width: 600px; }
.xe-compare-table th { padding: 0.75rem; background: var(--xe-bg); border-bottom: 2px solid var(--xe-border); }
.xe-compare-car-header { display: flex; flex-direction: column; align-items: center; gap: 0.4rem; }
.xe-compare-car-header img { width: 120px; height: 80px; object-fit: cover; border-radius: 8px; }
.xe-compare-car-header a { font-weight: 700; color: var(--xe-text); text-decoration: none; font-size: 0.9rem; text-align: center; }
.xe-compare-group td { background: var(--xe-bg); font-weight: 700; font-size: 0.9rem; padding: 0.6rem 0.75rem; color: var(--xe-accent); }
.xe-compare-label { font-size: 0.85rem; color: var(--xe-text-secondary); padding: 0.5rem 0.75rem; border-bottom: 1px solid var(--xe-card-border); white-space: nowrap; }
.xe-compare-table td { padding: 0.5rem 0.75rem; border-bottom: 1px solid var(--xe-card-border); font-size: 0.85rem; text-align: center; }
.xe-compare-diff { background: rgba(255,107,53,0.05); }

/* Related sections */
.xe-related-section { margin-bottom: 0 !important; padding-bottom: 2rem !important; }
.xe-related__carousel { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }

/* News */
.xe-news { margin-bottom: 0 !important; }
.xe-news__list { display: grid; gap: 0; }
.xe-news__item { border-bottom: 1px solid var(--xe-card-border); }
.xe-news__link { display: flex; gap: 1rem; padding: 0.85rem 0; text-decoration: none; color: var(--xe-text); transition: background 0.15s; }
.xe-news__link:hover { background: rgba(0,0,0,0.01); }
.xe-news__thumb { width: 140px; height: 90px; flex-shrink: 0; border-radius: var(--xe-radius-sm); overflow: hidden; }
.xe-news__thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.3s; }
.xe-news__link:hover .xe-news__thumb img { transform: scale(1.05); }
.xe-news__title { font-size: 0.92rem; font-weight: 600; margin-bottom: 0.3rem; line-height: 1.35; }
.xe-news__link:hover .xe-news__title { color: var(--xe-accent); }
.xe-news__excerpt { font-size: 0.78rem; color: var(--xe-text-secondary); line-height: 1.5; margin-bottom: 0.3rem; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.xe-news__date { font-size: 0.72rem; color: var(--xe-text-secondary); }

/* Brand header */
.xe-brand-header { background: linear-gradient(135deg, #1a1a2e, #16213e); padding: 2rem 0; margin-bottom: 2rem; }
[data-theme="dark"] .xe-brand-header { background: linear-gradient(135deg, #0f172a, #1e293b); }
.xe-brand-header__content { display: flex; align-items: center; gap: 1.5rem; margin-top: 1rem; }
.xe-brand-header__logo { width: 80px; height: 80px; background: #fff; border-radius: 16px; display: flex; align-items: center; justify-content: center; padding: 0.75rem; }
.xe-brand-header__logo img { width: 100%; height: 100%; object-fit: contain; }
.xe-brand-header__title { color: #fff; font-family: 'Outfit',sans-serif; font-size: 1.8rem; font-weight: 800; margin-bottom: 0.25rem; }
.xe-brand-header__count { color: rgba(255,255,255,0.6); font-size: 0.9rem; }
.xe-brand-header .xe-breadcrumb__nav a { color: rgba(255,255,255,0.6); }
.xe-brand-header .xe-breadcrumb__sep { color: rgba(255,255,255,0.4); }
.xe-brand-header .xe-breadcrumb__current { color: #fff; }

/* Toast */
.xe-toast { position: fixed; bottom: 90px; left: 50%; transform: translateX(-50%) translateY(20px); padding: 0.75rem 1.5rem; border-radius: 50px; color: #fff; font-size: 0.85rem; font-weight: 500; z-index: 10001; opacity: 0; transition: all 0.3s; pointer-events: none; }
.xe-toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.xe-toast--success { background: var(--xe-green); }
.xe-toast--warning { background: #f59e0b; }
.xe-toast--info { background: var(--xe-blue); }

/* Spinner */
.xe-spinner { width: 32px; height: 32px; border: 3px solid var(--xe-border); border-top-color: var(--xe-accent); border-radius: 50%; animation: xe-spin 0.8s linear infinite; }
.xe-spinner-small { display: inline-block; width: 16px; height: 16px; border: 2px solid rgba(255,107,53,0.3); border-top-color: var(--xe-accent); border-radius: 50%; animation: xe-spin 0.8s linear infinite; }
@keyframes xe-spin { to { transform: rotate(360deg); } }
.xe-compare-loading { display: flex; flex-direction: column; align-items: center; gap: 1rem; padding: 3rem; }
.xe-section-full { margin-bottom: 2.5rem; }
.xe-empty { text-align: center; color: var(--xe-text-secondary); padding: 2rem; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
    .xe-grid, .xe-new__carousel, .xe-related__carousel { grid-template-columns: repeat(3, 1fr); }
    .xe-single__layout { grid-template-columns: 1fr 280px; gap: 1.5rem; }
}

@media (max-width: 768px) {
    .xe-grid, .xe-new__carousel, .xe-related__carousel { grid-template-columns: repeat(2, 1fr); }
    .xe-single__layout { grid-template-columns: 1fr; }
    .xe-single__sidebar { position: static; }
    .xe-single__title { font-size: 1.5rem; }
    .xe-single__header { padding: 1rem 0 0.75rem; }
    .xe-single__header-right { width: 100%; justify-content: space-between; }
    .xe-quick-specs__grid { grid-template-columns: repeat(2, 1fr); }
    .xe-brands__grid { grid-template-columns: repeat(auto-fill, minmax(80px, 1fr)); }
    .xe-compare-selectors { flex-direction: column; }
    .xe-compare-selector { width: 100%; }
    .xe-compare-vs { font-size: 0.8rem; }
    .xe-section-nav { margin: 0; }
    .xe-section-nav__item { padding: 0.65rem 0.85rem; font-size: 0.75rem; }
    .xe-section-nav__item svg { width: 14px; height: 14px; }
    .xe-news__thumb { width: 100px; height: 70px; }
    .xe-price-hero-card__value { font-size: 1.4rem; }
    .xe-cost-card { max-width: 100%; }
    .xe-section { padding: 1.5rem 0; }

    /* Compare bar mobile */
    .xe-compare-bar { padding: 0.5rem 0; }
    .xe-compare-bar__inner { flex-direction: column; gap: 0.5rem; padding: 0 1rem; }
    .xe-compare-bar__header { width: 100%; justify-content: space-between; }
    .xe-compare-bar__header h4 { font-size: 0.8rem; }
    .xe-compare-bar__slots { width: 100%; overflow-x: auto; scrollbar-width: none; gap: 0.4rem; padding-bottom: 2px; }
    .xe-compare-bar__slots::-webkit-scrollbar { display: none; }
    .xe-compare-slot { width: 100px; height: 50px; flex-shrink: 0; }
    .xe-compare-slot__empty svg { width: 16px; height: 16px; }
    .xe-compare-slot__empty span { font-size: 0.55rem; }
    .xe-compare-slot__name { font-size: 0.55rem; }
    .xe-compare-slot__img { width: 40px; }
    .xe-compare-bar__btn { width: 100%; text-align: center; padding: 0.5rem 1rem; font-size: 0.8rem; display: block; }

    /* Compare page */
    .xe-compare-page__header h1 { font-size: 1.5rem; }
    .xe-compare-page__btn { width: 100%; justify-content: center; }

    /* Calculator mobile tweaks */
    .xe-calc { padding: 1rem; }
    .xe-calc__tabs { overflow-x: auto; scrollbar-width: none; }
    .xe-calc__tabs::-webkit-scrollbar { display: none; }
    .xe-calc__tab { white-space: nowrap; font-size: 0.75rem; padding: 0.5rem 0.6rem; }

    /* Section headers mobile */
    .xe-section__title { font-size: 1.15rem; }
    .xe-section-header { flex-direction: column; gap: 0.5rem; align-items: flex-start !important; }
}

@media (max-width: 480px) {
    .xe-grid { grid-template-columns: repeat(2, 1fr); gap: 0.5rem; }
    .xe-new__carousel, .xe-related__carousel { grid-template-columns: repeat(2, 1fr); gap: 0.5rem; }
    .xe-quick-specs__grid { grid-template-columns: repeat(2, 1fr); gap: 0.5rem; }
    .xe-hero { padding: 1.5rem 0; }
    .xe-hero__title { font-size: 1.3rem; }
    .xe-hero__desc { font-size: 0.8rem; }

    /* Smaller cards */
    .xe-card__content { padding: 0.5rem 0.6rem 0.4rem; }
    .xe-card__title { font-size: 0.82rem; }
    .xe-card__brand { font-size: 0.62rem; }
    .xe-card__price { font-size: 0.75rem; padding-top: 0.3rem; }
    .xe-card__compare-btn { padding: 0.2rem 0.4rem; font-size: 0.6rem; }
    .xe-card__compare-btn span { display: none; }
    .xe-card__badge { font-size: 0.6rem; padding: 0.15rem 0.4rem; }
    .xe-card__badge-fuel { font-size: 0.55rem; padding: 0.15rem 0.35rem; }
    .xe-card__type { font-size: 0.62rem; padding: 0.05rem 0.35rem; }

    /* Single page mobile small */
    .xe-single__title { font-size: 1.25rem; }
    .xe-tag { font-size: 0.65rem; padding: 0.15rem 0.5rem; }
    .xe-versions__name { font-size: 0.8rem; }
    .xe-versions__price { font-size: 0.8rem; }

    /* Compare bar ultra-compact */
    .xe-compare-slot { width: 80px; height: 44px; }
    .xe-compare-slot__img { width: 35px; }
    .xe-compare-slot__name { font-size: 0.5rem; }

    /* Breadcrumb compact */
    .xe-breadcrumb__nav { font-size: 0.72rem; }

    /* Quick specs */
    .xe-quick-specs__item { padding: 0.6rem; }
    .xe-quick-specs__icon { font-size: 1rem; }
    .xe-quick-specs__label { font-size: 0.62rem; }
    .xe-quick-specs__value { font-size: 0.78rem; }

    /* Section nav smaller */
    .xe-section-nav__item { padding: 0.55rem 0.65rem; font-size: 0.7rem; gap: 0.2rem; }
    .xe-section-nav__item svg { width: 12px; height: 12px; }

    /* Price card */
    .xe-price-hero-card { padding: 1rem; flex-direction: column; align-items: flex-start; gap: 0.5rem; }
    .xe-price-hero-card__value { font-size: 1.2rem; }

    /* Cost card compact */
    .xe-cost-card { padding: 1rem; }
    .xe-cost-card .xe-cost-btn { font-size: 0.68rem; padding: 0.4rem 0.5rem; }
}

@media (max-width: 360px) {
    .xe-grid { grid-template-columns: 1fr; }
    .xe-single__title { font-size: 1.1rem; }
    .xe-price-hero-card__value { font-size: 1rem; }
    .xe-compare-slot { width: 70px; height: 40px; }
}