/*
1D4533: rgb(29, 69, 51)   -> header / footer / hero / card surfaces (elevated tone)
F7EAE0: rgb(247, 234, 224) -> primary accent (links, buttons, price, icons) — small usage only
F9D2BA: rgb(249, 210, 186) -> headings / high-emphasis text
5E3122: rgb(94, 49, 34)    -> accent surfaces (tags, hover fills)
75665D: rgb(117, 102, 93)  -> base for secondary text (lightened below for contrast on dark bg)
153A2B: rgb(21, 58, 43)    -> page background (deepest tone)
*/

/*
9CB080: 1
618764: 2
2B5748: 3
273338: 4

https://colorhunt.co/palette/27374d526d829db2bfdde6ed

Dark Slate: #27374D
Medium Slate: #526D82
Light Slate: #9DB2BF
Soft Ice/White: #DDE6ED

*/
:root {

    --brand-dark: #27374D;       /* Darkest */
    --brand-primary: #526D82;    /* Average dark */
    --brand-accent: #9DB2BF;     /* Average light */
    --brand-light: #DDE6ED;      /* Brightest */

    --brand-primary: #526D82;
    --brand-primary-dark: color-mix(in srgb, var(--brand-primary) 40%, black);
    --brand-primary-light: color-mix(in srgb, var(--brand-primary) 20%, white);
    --brand-primary-medium: color-mix(in srgb, var(--brand-primary-light) 80%, black);


    /* ---- Text ---- */
    --brand-text: var(--brand-dark);
    --brand-text-dark: color-mix(in srgb, var(--brand-text) 80%, black);
    --brand-text-secondary: color-mix(in srgb, var(--brand-text) 80%, transparent);
    --brand-muted: color-mix(in srgb, var(--brand-text) 50%, transparent);

    /* ---- Background (two-tone dark system) ---- */
    --brand-bg: white;                                              /* page background — deepest */
    --brand-surface: var(--brand-light);                                      /* header, footer, hero, cards — one step lighter */
    --brand-content-bg-mix: color-mix(in srgb, var(--brand-bg) 90%, var(--brand-dark)); /* content wrappers, pagination, sidebar CTA */

    /* ---- Accent tint layer ---- */
    --brand-accent-tint: color-mix(in srgb, var(--brand-accent) 30%, var(--brand-surface));
    --brand-accent-tint-strong: color-mix(in srgb, var(--brand-accent) 65%, white);

    --brand-rating: #D89B4A;
    --brand-danger-accent: #B63D32;

    --brand-border-subtle: color-mix(in srgb, var(--brand-text) 8%, transparent);
    --brand-border: color-mix(in srgb, var(--brand-text) 14%, transparent);
    --brand-border-strong: color-mix(in srgb, var(--brand-text) 24%, transparent);

    --brand-shadow-xs: color-mix(in srgb, black 15%, transparent);
    --brand-shadow-sm: color-mix(in srgb, black 30%, transparent);
    --brand-shadow-primary: color-mix(in srgb, black 40%, transparent);

    --brand-focus-ring: color-mix(in srgb, var(--brand-primary) 25%, transparent);
    --brand-bg-border: var(--brand-border-strong);
    --brand-bg-border-soft: var(--brand-border-subtle);

    /* ---- Bootstrap integration ---- */
    --bs-body-font-family: 'Roboto', sans-serif;
    --bs-body-font-weight: 400;
    --bs-body-line-height: 1.65;

    --bs-body-color: var(--brand-text-secondary);
    --bs-body-bg: var(--brand-bg);
    --bs-border-color: var(--brand-border);
}


/* =========================================================
   2. GLOBAL / BODY
   ========================================================= */

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--brand-bg);
    color: var(--brand-text);
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}


/* =========================================================
   3. TYPOGRAPHY
   ========================================================= */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--bs-body-font-family);
    font-weight: 700;
    color: var(--brand-text);
    line-height: 1.25;
    margin-top: 0;
}

p {
    color: var(--brand-text);
    font-weight: 400;
    line-height: 1.75;
}

a {
    color: var(--brand-primary);
}

a:hover {
    color: var(--brand-text);
}

.text-muted,
.text-muted-custom {
    color: var(--brand-muted) !important;
}


/* =========================================================
   4. HEADER / NAVBAR
   ========================================================= */

.site-header {
    --bs-navbar-color: var(--brand-primary);
    --bs-navbar-hover-color: var(--brand-primary-light);
    --bs-navbar-active-color: var(--brand-primary-light);

    --bs-navbar-brand-color: var(--brand-primary);
    --bs-navbar-brand-hover-color: var(--brand-primary);

    --bs-navbar-toggler-border-color: var(--brand-bg-border);

    background-color: var(--brand-text);

    box-shadow:
        0 4px 12px var(--brand-shadow-primary),
        0 1px 3px var(--brand-shadow-sm);
}

.site-header .navbar-brand {
    color: var(--brand-primary-medium);
    font-weight: 700;
    font-size: 1.25rem;
    letter-spacing: 0.2px;
    transition: color 0.2s ease;
}

.site-header .navbar-brand:hover {
    color: var(--brand-primary-light);
}

.site-header .brand-icon {
    font-size: 1.4rem;
    margin-right: 0.25rem;
}

.brand-logo-placeholder {
    width: 80px;
    height: 80px;
    background-color: var(--brand-bg);
    color: var(--brand-primary-light);
}

.site-header .nav-link {
    color: var(--brand-primary-medium);
    font-weight: 500;
    padding: 0.65rem 0.85rem;
    transition: color 0.2s ease, background-color 0.2s ease;
}



.site-header .nav-link:hover {
    color: var(--brand-primary-light);
}

.site-header .nav-link.active {
    color: var(--brand-primary-light);
    font-weight: 700;
}

.site-header .nav-link i {
    margin-right: 0.25rem;
}

.site-header .navbar-toggler {
    border-color: var(--brand-bg-border);
}

.site-header .navbar-toggler:focus {
    box-shadow: 0 0 0 0.2rem var(--brand-accent-tint-strong);
}

/* Hero Section */
.hero-section {
    background-color: var(--brand-surface);
    color: var(--brand-text-secondary);
}

.hero-section h1 {
    color: var(--brand-text);
}

.hero-section h1 strong {
    color: var(--brand-primary);
}

.hero-section p {
    color: var(--brand-text-secondary);
}

.btn-hero {
    background-color: var(--brand-primary);
    color: var(--brand-bg);
    border: 1px solid var(--brand-primary);
}

.btn-hero:hover {
    background-color: var(--brand-primary-dark);
    color: var(--brand-bg);
    border-color: var(--brand-primary-dark);
}

/* Dropdown trong navbar */
.site-header .dropdown-menu {
    background-color: var(--brand-surface);
    border: 1px solid var(--brand-border);
    border-radius: 0.75rem;
    box-shadow: 0 10px 30px var(--brand-shadow-primary);
}

.site-header .dropdown-item {
    color: var(--brand-text);
}

.site-header .dropdown-item:hover,
.site-header .dropdown-item:focus {
    color: var(--brand-bg);
    background-color: var(--brand-primary);
}


/* =========================================================
   4.1 CONTENT
   ========================================================= */

.content-surface {
    background-color: var(--brand-content-bg-mix);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 2px 12px var(--brand-shadow-xs);
}


/* =========================================================
   5. EMAIL VERIFICATION ALERT
   ========================================================= */

.email-verification-alert {
    background-color: var(--brand-surface);
    color: var(--brand-text);
    border-bottom: 1px solid var(--brand-border);
}

.email-verification-content {
    min-height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    padding: 0.5rem 1rem;
}

.email-verification-message {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    font-weight: 500;
}

.email-verification-message i {
    font-size: 1rem;
}

.email-verification-form {
    margin: 0;
}


/* =========================================================
   6. BUTTONS
   ========================================================= */

.btn-brand {
    --bs-btn-color: var(--brand-bg);
    --bs-btn-bg: var(--brand-primary);
    --bs-btn-border-color: var(--brand-primary);

    --bs-btn-hover-color: var(--brand-primary);
    --bs-btn-hover-bg: var(--brand-bg);
    --bs-btn-hover-border-color: var(--brand-primary-dark);

    --bs-btn-active-color: var(--brand-primary);
    --bs-btn-active-bg: var(--brand-bg);
    --bs-btn-active-border-color: var(--brand-primary-dark);

    font-weight: 600;
}

.btn-outline-brand {
    --bs-btn-color: var(--brand-primary);
    --bs-btn-border-color: var(--brand-primary);

    --bs-btn-hover-color: var(--brand-bg);
    --bs-btn-hover-bg: var(--brand-primary);
    --bs-btn-hover-border-color: var(--brand-primary);

    --bs-btn-active-color: var(--brand-bg);
    --bs-btn-active-bg: var(--brand-primary);
    --bs-btn-active-border-color: var(--brand-primary);

    font-weight: 600;
}

.btn-compare-picker {
    background-color: transparent;
    color: var(--brand-primary);
    border: 1px solid var(--brand-primary);
    font-size: 0.75rem;
    font-weight: 600;
    transition: all 0.2s ease;
}

.btn-compare-picker:hover {
    background-color: var(--brand-primary);
    border-color: var(--brand-text);
    color: var(--brand-bg);
}

.btn-compare-picker:focus-visible {
    box-shadow: 0 0 0 0.2rem var(--brand-focus-ring);
}


.btn-lift {
    transition: transform 0.2s ease;
}

.btn-lift:hover {
    transform: translateY(-1px);
}

.line-clamp-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;  
    overflow: hidden;
  }

/* =========================================================
   7. CARDS
   ========================================================= */
.card-brand {
    background-color: var(--brand-surface);
}

.card-custom {
    background-color: var(--brand-surface);
    color: var(--brand-text);
    /*border: 1px solid var(--brand-bg-border-soft);*/
    border-radius: 1rem;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card-custom:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.15) !important;
}

.card-custom .card-body {
    background-color: var(--brand-surface);
    border-radius: 0.5rem;
}

.card-img-placeholder {
    height: 170px;
    overflow: hidden;
    background-color: var(--brand-text-secondary);
    color: var(--brand-accent);
}

.variant-picker {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    z-index: 999;

    background-color: var(--brand-accent-tint);
    color: var(--brand-text);

    border: 1px solid var(--brand-border);
    border-radius: var(--bs-border-radius);

    box-shadow: 0 8px 24px var(--brand-shadow-sm);
}

.icon-heart {
    background-color: var(--brand-surface);
    color: var(--brand-text);
}

/*======================
Blog
========================*/


.blog-article {
    padding: 1rem;
}


.card-blog,
.blog-article,
.blog-sidebar-section {
    background-color: var(--brand-light);
    color: var(--brand-text);
    border: 1px solid var(--brand-border-subtle);
    border-radius: 12px;
    box-shadow: 0 2px 12px var(--brand-shadow-xs);
}

.card-blog:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.15) !important;
}

.card-description {
  display: -webkit-box;
  -webkit-line-clamp: 2; 
  -webkit-box-orient: vertical;  
  overflow: hidden;
}

.blog-sidebar-section {
    margin-bottom: 1rem;
    margin-top: 1rem;
    padding: 1rem;
    box-shadow: 0 3px 12px var(--brand-shadow-xs);
}

.widgets-container {
  margin: 40px 0 30px 0;
}

.widget-item {
  margin-bottom: 30px;
  background-color: color-mix(in srgb, var(--default-color), transparent 98%);
  border: 1px solid color-mix(in srgb, var(--default-color), transparent 90%);
  padding: 30px;
  border-radius: 5px;
}


.blog-author-widget img {
  width: 100px;
  height: 100px;
  object-fit: cover; 
  margin-right: 20px;
}



/* =========================================================
   8. PRICE
   ========================================================= */

.price {
    color: var(--brand-primary);
    font-weight: 700;
}

/* Red stays the same on purpose: signaling special price/discount */
.price-tag {
    color: var(--brand-danger-accent);
    font-weight: 700;
}


/* =========================================================
   9. BADGE / TAG
   ========================================================= */

.badge-brand {
    background-color: var(--brand-primary);
    color: var(--brand-bg);
}


.badge-brand-outline,
.blog-tag {
    background-color: var(--brand-accent-tint);
    color: var(--brand-text);
    border: 1px solid var(--brand-border-subtle);
    font-weight: 600;
}


.tag-pill {
    display: inline-flex;
    align-items: center;
    padding: 0.3rem 0.7rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
    background-color: var(--brand-accent-tint);
    color: var(--brand-text);
    border: 1px solid var(--brand-border-subtle);
}

.tag-pill--outline {
    background: transparent;
    border: 1px solid var(--brand-primary);
    color: var(--brand-primary);
}


/* =========================================================
   10. STAR RATING
   ========================================================= */

.stars {
    color: var(--brand-rating);
    letter-spacing: 2px;
}

.star-rating {
    display: flex;
    gap: 4px;
}

.star-rating .star-radio {
    display: none !important;
}

.star-rating label {
    font-size: 2.5rem;
    color: #ccc;
    cursor: pointer;
    transition: color 0.15s ease;
    line-height: 1;
}


/* =========================================================
   11. BRAND LOGO
   ========================================================= */

.brand-logo {
    height: 80px;
    width: 80px;
    object-fit: contain;
}

.brand-detail-logo {
    max-height: 80px;
    object-fit: contain;
}

/* Optional helper: use this wrapper around brand <img> logos so they keep
   a white backdrop regardless of the dark theme (most car brand logos are
   designed for light backgrounds and lose contrast directly on dark green). */
.brand-logo-chip {
    background-color: #fff;
    border-radius: 8px;
    padding: 8px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.empty-state {
    padding: 1.5rem;
    background-color: var(--brand-surface);
    color: var(--brand-text-secondary);
    border-radius: var(--bs-border-radius);
    text-align: center;
}

.empty-state i {
    color: var(--brand-primary);
    font-size: 1.5rem;
    margin-right: 0.35rem;
}


/* =========================================================
   12. COMPARISON TRAY
   ========================================================= */

.comparison-tray {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 1050;

    background: var(--brand-surface);
    color: var(--brand-text);

    border-top: 1px solid var(--bs-border-color);
    box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.35);

    padding: 12px 24px;
}

.thumbnail-comparison {
    width: 40px;
    height: 40px;
    flex-shrink: 0;
    background: var(--brand-bg);
    border-radius: var(--bs-border-radius);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.model-thumbnail {
    height: 180px;
    object-fit: cover;
}

.remove-button {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--brand-muted);
    padding: 2px;
    flex-shrink: 0;
    line-height: 1;
}

.remove-button:hover {
    color: var(--brand-text);
}

.empty-slots {
    padding: 8px 12px;
    border: 1px dashed var(--bs-border-color);
    border-radius: var(--bs-border-radius);
    max-width: 220px;
    min-width: 0;
    color: var(--brand-muted);
}


/* =========================================================
   13. PRICE RANGE FILTER
   ========================================================= */

.range-slider {
    background-color: var(--brand-border-strong);
}

.range-thumb {
    position: absolute;
    width: 100%;
    top: 50%;
    transform: translateY(-50%);
    -webkit-appearance: none;
    appearance: none;
    background: transparent;
    pointer-events: none;
    z-index: 2;
}

.range-thumb::-webkit-slider-thumb {
    pointer-events: auto;
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--brand-primary);
    cursor: pointer;
    border: 2px solid var(--brand-bg);
}

.range-thumb::-moz-range-thumb {
    pointer-events: auto;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--brand-primary);
    cursor: pointer;
    border: 2px solid var(--brand-bg);
}

.range-thumb::-webkit-slider-runnable-track {
    background: transparent;
}

.range-thumb::-moz-range-track {
    background: transparent;
}


.pagination {
    --bs-pagination-color: var(--brand-text);
    --bs-pagination-bg: var(--brand-content-bg-mix);
    --bs-pagination-border-color: var(--brand-border);

    --bs-pagination-hover-color: var(--brand-bg);
    --bs-pagination-hover-bg: var(--brand-primary);
    --bs-pagination-hover-border-color: var(--brand-primary);

    --bs-pagination-focus-color: var(--brand-text);
    --bs-pagination-focus-bg: var(--brand-bg);
    --bs-pagination-focus-box-shadow: 0 0 0 0.2rem var(--brand-focus-ring);

    --bs-pagination-active-color: var(--brand-bg);
    --bs-pagination-active-bg: var(--brand-primary);
    --bs-pagination-active-border-color: var(--brand-primary);
}


/* =========================================================
   14. FORM ELEMENTS
   ========================================================= */

.form-control,
.form-select {
    background-color: var(--brand-surface);
    color: var(--brand-text);
    border-color: var(--brand-border);
}

.form-control::placeholder {
    color: var(--brand-muted);
}

.form-control:focus,
.form-select:focus {
    background-color: var(--brand-surface);
    color: var(--brand-text);
    border-color: var(--brand-primary);
    box-shadow: 0 0 0 0.2rem var(--brand-focus-ring);
}


/* =========================================================
   15. LINKS
   ========================================================= */

.link-brand {
    color: var(--brand-primary);
    text-decoration: none;
    font-weight: 500;
}

.link-brand:hover {
    color: var(--brand-text);
}


/* =========================================================
   16. FOOTER
   ========================================================= */

.site-footer {
    background-color: var(--brand-text);
    color: var(--brand-primary);
}

.site-footer h5 {
    color: var(--brand-primary);
    font-weight: 700;
}

.site-footer p {
    color: var(--brand-primary-light);
}

.site-footer .nav-link {
    color: var(--brand-primary-medium);
}

.site-footer .nav-link:hover {
    color: var(--brand-primary-light);
}

.site-footer a {
    color: var(--brand-primary-medium);
    text-decoration: none;
}

.site-footer a:hover {
    color: var(--brand-primary);
}

.site-footer .footer-bottom {
    border-color: var(--brand-bg-border-soft) !important;
}

.site-footer .btn-footer {
    min-width: 90px;
    white-space: nowrap;
    background-color: var(--brand-primary);
    color: var(--brand-bg);
    border: 1px solid var(--brand-primary);
    font-weight: 500;
}

.site-footer .btn-footer:hover {
    background-color: var(--brand-primary-dark);
    color: var(--brand-bg);
    border-color: var(--brand-primary-dark);
}


/* =========================================================
   17. RESPONSIVE (layout chung)
   ========================================================= */

@media (max-width: 991.98px) {
    .site-header .navbar-nav {
        padding-top: 0.75rem;
        padding-bottom: 0.5rem;
    }

    .site-header .nav-link {
        padding: 0.7rem 0.5rem;
    }

    .email-verification-content {
        flex-direction: column;
        gap: 0.5rem;
        text-align: center;
    }

    .comparison-tray {
        padding: 10px 12px;
    }
}

@media (max-width: 575.98px) {
    .site-header .navbar-brand {
        padding-left: 0 !important;
        padding-right: 0 !important;
    }

    .email-verification-content {
        padding: 0.75rem;
    }

    .email-verification-message {
        text-align: center;
    }

    .comparison-tray {
        padding: 8px;
    }
}


/* =========================================================
   BLOG POST
   ========================================================= */
.feature-post {
    background-color: var(--brand-primary-medium);
    color: var(--brand-primary);
    border-radius: 1rem;
}

.blog-back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    color: var(--brand-primary);
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
}

.blog-back-link:hover {
    color: var(--brand-text);
    text-decoration: underline;
}

.blog-title {
    margin: 0;
    color: var(--brand-text);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.blog-meta {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.45rem;
    color: var(--brand-text-secondary);
    font-size: 0.9rem;
}

.blog-meta i {
    color: var(--brand-primary);
}

.blog-meta-separator {
    opacity: 0.5;
}

.blog-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.blog-divider {
    margin: 1.5rem 0 2rem;
    border-color: var(--brand-border);
    opacity: 1;
}

.blog-content {
    max-width: 760px;
}

.blog-section {
    margin-bottom: 3rem;
}

.blog-section:last-child {
    margin-bottom: 0;
}

.blog-section h2 {
    margin-bottom: 1.25rem;
    color: var(--brand-text);
    font-size: 1.65rem;
    font-weight: 700;
    line-height: 1.3;
}

.blog-text {
    color: var(--brand-text-secondary);
    font-size: 1.05rem;
    line-height: 1.85;
}

.blog-text p {
    margin-bottom: 1.25rem;
}

.blog-text strong {
    color: var(--brand-text);
    font-weight: 700;
}

.blog-text a {
    color: var(--brand-primary);
    font-weight: 500;
}

.blog-figure {
    margin: 1.5rem 0 2rem;
}

.blog-image {
    display: block;
    width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 5px 18px var(--brand-shadow-sm);
}

.blog-figure figcaption {
    margin-top: 0.5rem;
    color: var(--brand-text-secondary);
    font-size: 0.8rem;
    text-align: center;
}

.blog-end {
    margin-top: 3rem;
    padding-top: 2rem;
    text-align: center;
}

.blog-end-line {
    width: 60px;
    height: 3px;
    margin: 0 auto 1rem;
    background-color: var(--brand-primary);
    border-radius: 10px;
}

.blog-end p {
    color: var(--brand-text-secondary);
    font-size: 0.9rem;
}

.btn-blog-primary {
    background-color: var(--brand-primary);
    color: var(--brand-bg);
    border: 1px solid var(--brand-primary);
    font-weight: 600;
    transition: background-color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.btn-blog-primary:hover {
    background-color: var(--brand-primary-dark);
    border-color: var(--brand-primary-dark);
    color: var(--brand-bg);
    transform: translateY(-1px);
}

.btn-blog-outline {
    color: var(--brand-primary);
    background-color: transparent;
    border: 1px solid var(--brand-primary);
    font-weight: 600;
}

.btn-blog-outline:hover {
    color: var(--brand-bg);
    background-color: var(--brand-primary);
    border-color: var(--brand-primary);
}


/* =========================================================
   BLOG SIDEBAR
   ========================================================= */

.blog-sidebar {
    position: sticky;
    top: 1rem;
}

.blog-sidebar-heading {
    display: flex;
    align-items: center;
    gap: 0.55rem;
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--brand-border);
}

.blog-sidebar-heading i {
    color: var(--brand-primary);
}

.blog-sidebar-heading h2 {
    margin: 0;
    color: var(--brand-text);
    font-size: 1rem;
    font-weight: 700;
}

.blog-post-list {
    display: flex;
    flex-direction: column;
}

.blog-post-item {
    display: flex;
    gap: 0.75rem;
    padding: 0.75rem 0;
    color: inherit;
    text-decoration: none;
    border-bottom: 1px solid var(--brand-border-subtle);
    transition: background-color 0.15s ease, transform 0.15s ease;
}

.blog-post-item:first-child {
    padding-top: 0;
}

.blog-post-item:last-child {
    padding-bottom: 0;
    border-bottom: none;
}

.blog-post-item:hover {
    transform: translateX(2px);
}

.blog-post-item > img {
    flex: 0 0 82px;
    width: 82px;
    height: 62px;
    object-fit: cover;
    border-radius: 6px;
}

.blog-post-item-content {
    min-width: 0;
}

.blog-post-category {
    display: block;
    margin-bottom: 0.15rem;
    color: var(--brand-primary);
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
}

.blog-post-item h3 {
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
    margin: 0;
    color: var(--brand-text);
    font-size: 0.88rem;
    font-weight: 600;
    line-height: 1.35;
}

.blog-post-item small {
    display: block;
    margin-top: 0.25rem;
    color: var(--brand-text-secondary);
    font-size: 0.7rem;
}


/* =========================================================
   SIDEBAR CTA
   ========================================================= */

.blog-sidebar-cta {
    margin-top: 1rem;
    padding: 0.75rem;
    background-color: var(--brand-content-bg-mix);
    color: var(--brand-text-secondary);
    border-radius: 12px;
    box-shadow: 0 6px 18px var(--brand-shadow-primary);
}

.blog-sidebar-cta > i {
    display: inline-block;
    margin-bottom: 0.75rem;
    font-size: 1.75rem;
    color: var(--brand-primary);
}

.blog-sidebar-cta h2 {
    margin-bottom: 0.5rem;
    color: var(--brand-text);
    font-size: 1.1rem;
    font-weight: 700;
}

.blog-sidebar-cta p {
    margin-bottom: 1rem;
    color: var(--brand-text-secondary);
    font-size: 0.85rem;
    line-height: 1.6;
}

.blog-sidebar-cta .btn {
    background-color: var(--brand-text);
    color: var(--brand-bg);
    border-color: var(--brand-primary);
    font-size: 0.85rem;
    font-weight: 600;
}

.blog-sidebar-cta .btn:hover {
    background-color: var(--brand-primary-dark);
    border-color: var(--brand-surface);
}


/* =========================================================
   RESPONSIVE (blog)
   ========================================================= */

@media (max-width: 991.98px) {
    .blog-sidebar {
        position: static;
    }

    .blog-content {
        max-width: none;
    }
}

@media (max-width: 767.98px) {
    .blog-article {
        padding: 1.25rem;
        border-radius: 8px;
    }

    .blog-title {
        font-size: 2rem;
    }

    .blog-text {
        font-size: 1rem;
        line-height: 1.75;
    }

    .blog-section h2 {
        font-size: 1.4rem;
    }
}

/* =========================================================
   SPEC COMPARISON TABS
   ========================================================= */

.spec-tabs {
    border-bottom: 1px solid var(--brand-border);
    gap: 0.25rem;
    flex-wrap: wrap;
}

.spec-tabs .nav-link {
    color: var(--brand-text-secondary);
    font-weight: 600;
    font-size: 0.9rem;
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    padding: 0.65rem 1rem;
    border-radius: 0;
    transition: color 0.15s ease, border-color 0.15s ease;
}

.spec-tabs .nav-link:hover {
    color: var(--brand-text);
    border-color: var(--brand-border-strong);
}

.spec-tabs .nav-link.active {
    color: var(--brand-primary);
    background: transparent;
    border-color: var(--brand-primary);
}

.spec-table {
    margin-bottom: 0;
    --bs-table-bg: transparent;
    table-layout: fixed;
}

.spec-table tr {
    border-bottom: 1px solid var(--brand-border-subtle);
}

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

.spec-table td {
    padding: 0.65rem 0.5rem;
    vertical-align: middle;
}

.spec-table th:first-child,
.spec-table td:first-child {
    color: var(--brand-text-secondary);
    width: 25%;
    font-weight: 400;
}

.spec-table td:not(:first-child) {
    color: var(--brand-text);
    font-weight: 600;
}

.spec-table tr:hover td {
    background-color: var(--brand-accent-tint);
}

.table-light {
    --bs-table-bg: var(--brand-surface);
    --bs-table-color: var(--brand-text);
    --bs-table-border-color: var(--brand-border);
}

.text-secondary {
    color: var(--brand-text-secondary) !important;
}



.spec-check {
    color: var(--brand-primary);
    font-size: 1.1rem;
}

/* =========================================================
   ICON LINK (Bootstrap component) — override màu theo theme
   ========================================================= */
.icon-link {
    color: var(--brand-primary);
}

.icon-link:hover,
.icon-link:focus {
    color: var(--brand-text);
}

/* =========================================================
   IMAGE ATTRIBUTION — overlay, không đẩy layout
   ========================================================= */

.img-attribution-wrap {
    position: relative;
    overflow: hidden;
}

.img-attribution-toggle {
    position: absolute;
    bottom: 8px;
    right: 8px;
    z-index: 5;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    border-radius: 50%;
    background-color: color-mix(in srgb, var(--brand-bg) 55%, blue);
    color: var(--brand-text);
    cursor: pointer;
    transition: background-color 0.15s ease;
}

.img-attribution-toggle:hover {
    background-color: var(--brand-bg);
}

.img-attribution-overlay {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 4;
    padding: 0.5rem 0.75rem;
    background: var(--brand-accent);
    color: var(--brand-primary-dark);
}

.img-attribution-text {
    margin: 0;
    text-align: right;
    font-size: 0.72rem;
    color: var(--brand-text-secondary);
}

.img-attribution-link {
    color: var(--brand-text-secondary);
    text-decoration: underline;
}

.img-attribution-link:hover {
    color: var(--brand-text);
}


/* ==========================
    BREADCRUMB
=============================*/
.breadcrumb {
    --bs-breadcrumb-divider-color: var(--brand-text-secondary);
    --bs-breadcrumb-item-active-color: var(--brand-text); 
}

/*===============================
Snap Page
=================================*/
@media (min-width: 992px) {
  .snap-container {
    scroll-snap-type: y mandatory;
    scroll-behavior: smooth;
  }

  .snap-page {
    height: 100vh;
    scroll-snap-align: start;
    scroll-snap-stop: always;
  }
}

@media (max-width: 991.98px) {
  .snap-page {
    min-height: 100vh;
    padding: 40px 0;
  }
}