/* ── Blog index — editorial layout ─────────────────────────────── */

/* Masthead -------------------------------------------------------- */
.blog-masthead {
    background: var(--brand-very-dark-blue, #101827);
    color: white;
    padding: var(--space-14) var(--space-5) 0;
}

.blog-masthead-inner {
    max-width: 860px;
    margin: 0 auto;
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--space-6);
    padding-bottom: var(--space-10);
}

.blog-masthead-text {
    flex: 1;
}

.blog-masthead-label {
    display: inline-block;
    font-size: var(--text-xs);
    font-weight: var(--font-weight-semibold);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--brand-orange, #F47D17);
    margin-bottom: var(--space-3);
}

.blog-masthead h1 {
    font-size: clamp(1.9rem, 4.5vw, 2.9rem);
    font-weight: var(--font-weight-extrabold);
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: var(--space-3);
    color: white;
}

.blog-masthead p {
    font-size: var(--text-lg);
    line-height: var(--leading-relaxed);
    color: rgba(255, 255, 255, 0.72);
    margin: 0;
    max-width: 560px;
}

.blog-masthead-actions {
    padding-top: var(--space-1);
    flex-shrink: 0;
}

.blog-rss-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    font-weight: var(--font-weight-medium);
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: var(--radius-full);
    padding: var(--space-1-5) var(--space-4);
    transition: color var(--duration-200) var(--ease-out), border-color var(--duration-200) var(--ease-out);
}

.blog-rss-link:hover {
    color: white;
    border-color: rgba(255, 255, 255, 0.45);
}

.blog-masthead-rule {
    max-width: 860px;
    margin: 0 auto;
    height: 1px;
    background: rgba(255, 255, 255, 0.1);
}

/* Body ------------------------------------------------------------ */
.blog-body {
    background: var(--brand-off-white, #FBFBFD);
    padding: var(--space-10) var(--space-5) var(--space-16);
}

.blog-body-inner {
    max-width: 860px;
    margin: 0 auto;
}

/* Featured post --------------------------------------------------- */
.blog-featured {
    display: flex;
    gap: 0;
    background: white;
    border: 1px solid #dde5f0;
    border-radius: var(--radius-xl);
    overflow: hidden;
    text-decoration: none;
    margin-bottom: var(--space-10);
    box-shadow: 0 4px 20px rgba(16, 24, 40, 0.07);
    transition: box-shadow var(--duration-200) var(--ease-out), transform var(--duration-200) var(--ease-out);
}

.blog-featured:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 32px rgba(16, 24, 40, 0.13);
}

.blog-featured-accent {
    width: 5px;
    flex-shrink: 0;
    background: linear-gradient(180deg, var(--brand-orange, #F47D17) 0%, #e0600d 100%);
}

.blog-featured-content {
    padding: var(--space-7) var(--space-8);
    flex: 1;
}

.blog-featured-eyebrow {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
}

.blog-featured-badge {
    font-size: 0.68rem;
    font-weight: var(--font-weight-bold);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--brand-orange, #F47D17);
    background: rgba(244, 125, 23, 0.1);
    border-radius: var(--radius-full);
    padding: 2px var(--space-2-5);
}

.blog-featured-date {
    font-size: var(--text-sm);
    color: #7a8ea7;
}

.blog-featured-title {
    font-size: clamp(1.35rem, 2.8vw, 1.85rem);
    font-weight: var(--font-weight-bold);
    line-height: 1.25;
    color: var(--brand-dark-blue, #212C5E);
    margin-bottom: var(--space-3);
    letter-spacing: -0.02em;
}

.blog-featured-summary {
    font-size: var(--text-base);
    line-height: var(--leading-relaxed);
    color: #4e6075;
    margin-bottom: var(--space-5);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-featured-footer {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-size: var(--text-sm);
    color: #7a8ea7;
}

.blog-featured-sep {
    width: 3px;
    height: 3px;
    border-radius: 50%;
    background: #bdc8d8;
    flex-shrink: 0;
}

.blog-featured-read-cta {
    margin-left: auto;
    color: var(--brand-orange, #F47D17);
    font-weight: var(--font-weight-semibold);
    display: flex;
    align-items: center;
    gap: var(--space-1-5);
    transition: gap var(--duration-200) var(--ease-out);
}

.blog-featured:hover .blog-featured-read-cta {
    gap: var(--space-3);
}

/* Filters --------------------------------------------------------- */
.blog-filters {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    flex-wrap: wrap;
    margin-bottom: var(--space-6);
    padding-bottom: var(--space-6);
    border-bottom: 1px solid #e2e9f3;
}

.blog-filter-search {
    position: relative;
    flex-shrink: 0;
}

.blog-filter-search-icon {
    position: absolute;
    left: var(--space-3);
    top: 50%;
    transform: translateY(-50%);
    color: #9aacbe;
    font-size: 13px;
    pointer-events: none;
}

.blog-filter-search-input {
    height: 36px;
    padding: 0 var(--space-3) 0 var(--space-8);
    border: 1px solid #d6e0ed;
    border-radius: var(--radius-full);
    background: white;
    font-size: var(--text-sm);
    color: var(--brand-dark-blue);
    font-family: var(--font-primary);
    width: 220px;
    transition: border-color var(--duration-200) var(--ease-out), box-shadow var(--duration-200) var(--ease-out);
}

.blog-filter-search-input::placeholder {
    color: #a0b0c2;
}

.blog-filter-search-input:focus {
    outline: none;
    border-color: var(--brand-blue);
    box-shadow: 0 0 0 3px rgba(0, 86, 161, 0.1);
}

.blog-filter-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.blog-search-notice {
    font-size: var(--text-sm);
    color: #7a8ea7;
    margin-bottom: var(--space-5);
}

.blog-search-clear {
    margin-left: var(--space-2);
    color: var(--brand-orange);
    font-weight: var(--font-weight-semibold);
    text-decoration: none;
}

.blog-search-clear:hover {
    text-decoration: underline;
}

/* Post list ------------------------------------------------------- */
.blog-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.blog-list-item {
    border-bottom: 1px solid #e8eef7;
}

.blog-list-item:last-child {
    border-bottom: none;
}

.blog-list-link {
    display: flex;
    align-items: flex-start;
    gap: var(--space-6);
    padding: var(--space-6) 0;
    text-decoration: none;
    transition: none;
}

.blog-list-link:hover .blog-list-title {
    color: var(--brand-blue);
}

/* Date column */
.blog-list-date {
    flex-shrink: 0;
    width: 52px;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding-top: 3px;
    text-decoration: none;
}

.blog-list-date-month {
    font-size: 0.7rem;
    font-weight: var(--font-weight-bold);
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--brand-orange, #F47D17);
    line-height: 1;
}

.blog-list-date-day {
    font-size: 1.55rem;
    font-weight: var(--font-weight-extrabold);
    line-height: 1.1;
    color: var(--brand-dark-blue, #212C5E);
    letter-spacing: -0.02em;
}

.blog-list-date-year {
    font-size: 0.68rem;
    color: #9aaabb;
    letter-spacing: 0.04em;
    line-height: 1.4;
}

/* Post body */
.blog-list-body {
    flex: 1;
    min-width: 0;
}

.blog-list-title {
    font-size: 1.13rem;
    font-weight: var(--font-weight-bold);
    line-height: 1.3;
    color: var(--brand-dark-blue, #212C5E);
    margin-bottom: var(--space-2);
    letter-spacing: -0.01em;
    transition: color var(--duration-200) var(--ease-out);
}

.blog-list-summary {
    font-size: var(--text-base);
    line-height: var(--leading-relaxed);
    color: #4e6075;
    margin-bottom: var(--space-3);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-list-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-xs);
    color: #7a8ea7;
}

.blog-list-author {
    font-weight: var(--font-weight-medium);
    color: #5a6e83;
}

.blog-list-dot {
    width: 3px;
    height: 3px;
    border-radius: 50%;
    background: #bdc8d8;
    flex-shrink: 0;
}

.blog-list-tag {
    padding: 2px var(--space-2);
    border-radius: var(--radius-sm);
    background: rgba(0, 86, 161, 0.08);
    color: #2060a0;
    font-size: 0.68rem;
    font-weight: var(--font-weight-semibold);
    text-transform: lowercase;
    letter-spacing: 0.02em;
}

/* Empty / no-results ---------------------------------------------- */
.blog-empty {
    text-align: center;
    padding: var(--space-16) var(--space-5);
    color: #7a8ea7;
}

.blog-empty p {
    font-size: var(--text-lg);
    margin-bottom: var(--space-4);
}

/* Pagination ------------------------------------------------------ */
.blog-pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--space-2);
    margin-top: var(--space-10);
}

.blog-page-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 38px;
    height: 38px;
    padding: 0 var(--space-3);
    border-radius: var(--radius-lg);
    font-size: var(--text-sm);
    font-weight: var(--font-weight-medium);
    color: var(--brand-dark-blue);
    background: white;
    border: 1px solid #dce4f0;
    text-decoration: none;
    transition: all var(--duration-200) var(--ease-out);
}

.blog-page-btn:hover:not(.disabled):not(.active) {
    border-color: var(--brand-blue);
    color: var(--brand-blue);
}

.blog-page-btn.active {
    background: var(--brand-blue);
    border-color: var(--brand-blue);
    color: white;
}

.blog-page-btn.disabled {
    opacity: 0.4;
    cursor: default;
}

/* ── Dark mode ───────────────────────────────────────────────────── */
html[data-bs-theme="dark"] .blog-masthead {
    background: #0c1220;
}

html[data-bs-theme="dark"] .blog-body {
    background: var(--bg-primary, #111827);
}

html[data-bs-theme="dark"] .blog-featured {
    background: #151d2c;
    border-color: #2d3b52;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

html[data-bs-theme="dark"] .blog-featured:hover {
    box-shadow: 0 10px 32px rgba(0, 0, 0, 0.55);
}

html[data-bs-theme="dark"] .blog-featured-title {
    color: var(--text-primary);
}

html[data-bs-theme="dark"] .blog-featured-summary {
    color: var(--text-secondary);
}

html[data-bs-theme="dark"] .blog-featured-date,
html[data-bs-theme="dark"] .blog-featured-footer {
    color: #6b819a;
}

html[data-bs-theme="dark"] .blog-filters {
    border-color: #2a3448;
}

html[data-bs-theme="dark"] .blog-filter-search-input {
    background: #151d2c;
    border-color: #2d3b52;
    color: var(--text-primary);
}

html[data-bs-theme="dark"] .blog-filter-search-input::placeholder {
    color: #4a5e72;
}

html[data-bs-theme="dark"] .blog-filter-search-input:focus {
    border-color: var(--brand-blue);
    box-shadow: 0 0 0 3px rgba(0, 86, 161, 0.2);
}

html[data-bs-theme="dark"] .blog-list-item {
    border-color: #1f2d3f;
}

html[data-bs-theme="dark"] .blog-list-date-day {
    color: var(--text-primary);
}

html[data-bs-theme="dark"] .blog-list-title {
    color: var(--text-primary);
}

html[data-bs-theme="dark"] .blog-list-link:hover .blog-list-title {
    color: #60a5fa;
}

html[data-bs-theme="dark"] .blog-list-summary {
    color: var(--text-secondary);
}

html[data-bs-theme="dark"] .blog-list-meta,
html[data-bs-theme="dark"] .blog-list-date-year {
    color: #4a5e72;
}

html[data-bs-theme="dark"] .blog-list-author {
    color: #647f97;
}

html[data-bs-theme="dark"] .blog-list-dot {
    background: #3a4d5e;
}

html[data-bs-theme="dark"] .blog-list-tag {
    background: rgba(96, 165, 250, 0.12);
    color: #7eb8f0;
}

html[data-bs-theme="dark"] .blog-search-notice {
    color: #6b819a;
}

html[data-bs-theme="dark"] .blog-empty {
    color: #6b819a;
}

html[data-bs-theme="dark"] .blog-page-btn {
    background: #1b2233;
    border-color: #2d3b52;
    color: var(--text-primary);
}

html[data-bs-theme="dark"] .blog-page-btn:hover:not(.disabled):not(.active) {
    border-color: var(--brand-blue);
    color: #93c5fd;
}

html[data-bs-theme="dark"] .blog-page-btn.active {
    background: var(--brand-blue);
    border-color: var(--brand-blue);
    color: white;
}

/* ── Responsive ──────────────────────────────────────────────────── */
@media (max-width: 640px) {
    .blog-masthead {
        padding: var(--space-10) var(--space-4) 0;
    }

    .blog-masthead-inner {
        flex-direction: column;
        gap: var(--space-4);
        padding-bottom: var(--space-8);
    }

    .blog-masthead h1 {
        font-size: clamp(1.6rem, 7vw, 2rem);
    }

    .blog-body {
        padding: var(--space-8) var(--space-4) var(--space-12);
    }

    .blog-featured-content {
        padding: var(--space-5) var(--space-5);
    }

    .blog-filters {
        flex-direction: column;
        align-items: flex-start;
    }

    .blog-filter-search-input {
        width: 100%;
    }

    .blog-list-link {
        gap: var(--space-4);
    }

    .blog-list-date {
        width: 44px;
    }

    .blog-list-date-day {
        font-size: 1.3rem;
    }

    .blog-list-title {
        font-size: 1rem;
    }

    .blog-featured-read-cta {
        display: none;
    }
}