/* ═══════════════════════════════════════════════════════════════
   BLOG PAGE — COMPLETE STYLES + JAVASCRIPT
   Unified page background version
═══════════════════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Sora:wght@400;600;700;800;900&family=DM+Sans:ital,wght@0,400;0,500;0,600;1,400&display=swap');

:root {
    --pri: #f9452d;
    --pri-dark: #d93a24;
    --pri-light: #f19e11;
    --navy: #071329;
    --navy-2: #041b47;
    --silver: #B7C6E6;
    --bg: #071329;
    --card: rgba(4, 36, 93, 0.42);
    --card-border: rgba(241, 158, 17, 0.16);
    --white: #ffffff;
    --muted: #B7C6E6;
    --dim: rgba(183, 198, 230, 0.68);
    --fd: 'Sora', sans-serif;
    --fb: 'DM Sans', sans-serif;
    --t: .3s ease;
}

html,
body {
    min-height: 100%;
}

body {
    background: linear-gradient(
        180deg,
        #071329 0%,
        #0a1b42 45%,
        #04245d 100%
    );
    background-attachment: fixed;
    color: var(--white);
}

.container-blog {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 32px;
}

.featured-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.featured-author img,
.featured-author-initial {
    width: 40px;
    height: 40px;
    border-radius: 999px;
    flex: 0 0 40px;
}

.featured-author img {
    object-fit: cover;
    display: block;
}

.featured-author-initial {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 14px;
    line-height: 1;
    color: #ffffff;
    background: linear-gradient(135deg, #1e40af 0%, #3b82f6 100%);
    border: 1px solid rgba(255,255,255,.12);
}

/* ═══════════════ HERO ═══════════════ */
.blog-hero {
    position: relative;
    padding: 140px 0 80px;
    background: transparent;
    border-bottom: 1px solid rgba(255,255,255,.05);
    overflow: hidden;
}

.hero-mesh {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 20% 30%, rgba(249,69,45,.10) 0%, transparent 52%),
        radial-gradient(ellipse at 80% 70%, rgba(241,158,17,.07) 0%, transparent 52%);
    z-index: 1;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 780px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    padding: 9px 22px;
    background: rgba(249,69,45,.1);
    border: 1px solid rgba(249,69,45,.3);
    border-radius: 100px;
    margin-bottom: 24px;
    font-family: var(--fd);
    font-size: 13px;
    font-weight: 700;
    color: var(--white);
}

.badge-dot {
    width: 7px;
    height: 7px;
    background: var(--pri);
    border-radius: 50%;
    box-shadow: 0 0 6px var(--pri);
    animation: pulse 2s infinite;
}

.hero-title {
    font-family: var(--fd);
    font-size: clamp(2.4rem, 5vw, 3.6rem);
    font-weight: 900;
    line-height: 1.15;
    color: var(--white);
    margin-bottom: 18px;
}

.hero-desc {
    font-size: 1.12rem;
    line-height: 1.75;
    color: var(--silver);
    max-width: 620px;
    margin: 0 auto;
}

/* ═══════════════ FEATURED POST ═══════════════ */
.blog-featured {
    padding: 60px 0;
    background: transparent;
    border-top: 1px solid rgba(255,255,255,.04);
}

.featured-card {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 48px;
    background: var(--card);
    border: 1px solid var(--card-border);
    border-radius: 24px;
    overflow: hidden;
    transition: all var(--t);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.featured-card:hover {
    border-color: rgba(249,69,45,.4);
    box-shadow: 0 20px 60px rgba(249,69,45,.15);
    transform: translateY(-4px);
}

.featured-link {
    display: contents;
    color: inherit;
    text-decoration: none;
}

.featured-img {
    position: relative;
    overflow: hidden;
    min-height: 400px;
}

.featured-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .5s ease;
}

.featured-card:hover .featured-img img {
    transform: scale(1.05);
}

.featured-ph {
    width: 100%;
    height: 100%;
    background: rgba(4, 27, 71, 0.55);
    display: flex;
    align-items: center;
    justify-content: center;
}

.featured-ph svg {
    width: 64px;
    height: 64px;
    opacity: .25;
    color: var(--silver);
}

.featured-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    padding: 8px 18px;
    background: linear-gradient(135deg, var(--pri), var(--pri-dark));
    border-radius: 100px;
    font-family: var(--fd);
    font-size: 12px;
    font-weight: 800;
    color: var(--white);
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 6px 20px rgba(249,69,45,.4);
}

.featured-content {
    padding: 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 16px;
}

.featured-cat {
    display: inline-block;
    padding: 5px 14px;
    background: rgba(249,69,45,.1);
    border: 1px solid rgba(249,69,45,.25);
    border-radius: 6px;
    font-size: 11px;
    font-weight: 700;
    color: var(--pri-light);
    text-transform: uppercase;
    letter-spacing: .8px;
    width: fit-content;
}

.featured-title {
    font-family: var(--fd);
    font-size: clamp(1.5rem, 2.5vw, 2rem);
    font-weight: 800;
    line-height: 1.25;
    color: var(--white);
    margin: 0;
}

.featured-excerpt {
    font-size: .97rem;
    line-height: 1.75;
    color: var(--muted);
    margin: 0;
}

.featured-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 16px;
    border-top: 1px solid rgba(183,198,230,.1);
}

.featured-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.featured-author img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 2px solid rgba(249,69,45,.3);
}

.author-name {
    display: block;
    font-family: var(--fd);
    font-size: .9rem;
    font-weight: 700;
    color: var(--white);
}

.author-date {
    display: block;
    font-size: .8rem;
    color: var(--dim);
    margin-top: 2px;
}

.featured-arrow {
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(249,69,45,.1);
    border: 1px solid rgba(249,69,45,.25);
    border-radius: 50%;
    color: var(--pri);
    transition: all var(--t);
}

.featured-card:hover .featured-arrow {
    background: var(--pri);
    border-color: var(--pri);
    color: var(--white);
    transform: rotate(45deg);
}

/* ═══════════════ FILTERS ═══════════════ */
.blog-filters {
    padding: 40px 0 20px;
    background: transparent;
    border-top: 1px solid rgba(255,255,255,.04);
}

.filters-wrap {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.search-box {
    position: relative;
    /*max-width: 600px;*/
    width: 100%;
}

.search-icon {
    position: absolute;
    left: 18px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--muted);
    pointer-events: none;
}

#blogSearch {
    width: 100%;
    padding: 16px 50px 16px 52px;
    background: var(--card);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    font-family: var(--fb);
    font-size: .95rem;
    color: var(--white);
    transition: all var(--t);
    direction: ltr;
    text-align: left;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

#blogSearch::placeholder {
    color: var(--dim);
    direction: ltr;
    text-align: left;
}

#blogSearch:focus {
    outline: none;
    border-color: rgba(249,69,45,.4);
    box-shadow: 0 0 0 3px rgba(249,69,45,.1);
}

.search-clear {
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(249,69,45,.1);
    border: none;
    border-radius: 50%;
    color: var(--pri);
    cursor: pointer;
    transition: all var(--t);
}

.search-clear:hover {
    background: var(--pri);
    color: var(--white);
}

.cat-filter {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.cat-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    background: var(--card);
    border: 1px solid var(--card-border);
    border-radius: 100px;
    font-family: var(--fd);
    font-size: .85rem;
    font-weight: 600;
    color: var(--muted);
    cursor: pointer;
    transition: all var(--t);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.cat-btn:hover {
    background: rgba(249,69,45,.1);
    border-color: rgba(249,69,45,.3);
    color: var(--white);
}

.cat-btn.active {
    background: linear-gradient(135deg, var(--pri), var(--pri-dark));
    border-color: var(--pri);
    color: var(--white);
    box-shadow: 0 6px 18px rgba(249,69,45,.3);
}

.cat-count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 22px;
    height: 22px;
    padding: 0 6px;
    background: rgba(183,198,230,.15);
    border-radius: 100px;
    font-size: .75rem;
    font-weight: 700;
}

.cat-btn.active .cat-count {
    background: rgba(255,255,255,.25);
}

.results-info {
    font-size: .9rem;
    color: var(--muted);
}

.results-info span {
    font-weight: 700;
    color: var(--pri-light);
}

/* ═══════════════ GRID ═══════════════ */
.blog-grid-section {
    padding: 40px 0 100px;
    background: transparent;
    border-top: 1px solid rgba(255,255,255,.04);
}

.blog-loading {
    text-align: center;
    padding: 60px 0;
}

.spinner {
    width: 50px;
    height: 50px;
    margin: 0 auto 20px;
    border: 4px solid rgba(249,69,45,.2);
    border-top-color: var(--pri);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 28px;
    min-height: 400px;
}

/* ═══════════════ BLOG CARD ═══════════════ */
.blog-card {
    position: relative;
    background: var(--card);
    border: 1px solid var(--card-border);
    border-radius: 18px;
    overflow: hidden;
    transition: all var(--t);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.blog-card:hover {
    transform: translateY(-6px);
    border-color: rgba(249,69,45,.4);
    box-shadow: 0 18px 50px rgba(249,69,45,.15);
}

.card-link {
    display: block;
    color: inherit;
    text-decoration: none;
}

.card-thumb {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16/9;
}

.card-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .5s ease;
}

.blog-card:hover .card-thumb img {
    transform: scale(1.05);
}

.card-thumb-ph {
    width: 100%;
    height: 100%;
    background: rgba(4, 27, 71, 0.55);
    display: flex;
    align-items: center;
    justify-content: center;
}

.card-thumb-ph svg {
    width: 48px;
    height: 48px;
    opacity: .25;
    color: var(--silver);
}

.card-cat {
    position: absolute;
    top: 14px;
    left: 14px;
    padding: 6px 14px;
    background: rgba(7,19,41,.82);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(249,69,45,.3);
    border-radius: 6px;
    font-size: 11px;
    font-weight: 700;
    color: var(--pri-light);
    text-transform: uppercase;
    letter-spacing: .6px;
}

.card-body {
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.card-date {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: .8rem;
    color: var(--dim);
    text-transform: uppercase;
    letter-spacing: .5px;
}

.card-title {
    font-family: var(--fd);
    font-size: 1.15rem;
    font-weight: 700;
    line-height: 1.35;
    color: var(--white);
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-excerpt {
    font-size: .88rem;
    line-height: 1.7;
    color: var(--muted);
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 12px;
    border-top: 1px solid rgba(183,198,230,.08);
}

.card-author {
    display: flex;
    align-items: center;
    gap: 8px;
}

.card-author img {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 2px solid rgba(249,69,45,.2);
}

.card-author span {
    font-size: .82rem;
    font-weight: 600;
    color: var(--muted);
}

.card-reading {
    font-size: .8rem;
    color: var(--dim);
}

.card-arrow {
    position: absolute;
    top: 18px;
    right: 18px;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(249,69,45,.12);
    border: 1px solid rgba(249,69,45,.25);
    border-radius: 50%;
    color: var(--pri);
    opacity: 0;
    transform: translateY(6px);
    transition: all var(--t);
}

.blog-card:hover .card-arrow {
    opacity: 1;
    transform: translateY(0);
}

/* ═══════════════ EMPTY STATE ═══════════════ */
.blog-empty {
    grid-column: 1 / -1;
    text-align: center;
    padding: 80px 20px;
}

.blog-empty svg {
    width: 64px;
    height: 64px;
    color: var(--muted);
    opacity: .4;
    margin-bottom: 20px;
}

.blog-empty h3 {
    font-family: var(--fd);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 10px;
}

.blog-empty p {
    font-size: .95rem;
    color: var(--muted);
}

/* ═══════════════ PAGINATION ═══════════════ */
.blog-pag {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-top: 60px;
    flex-wrap: wrap;
}

.pag-nums {
    display: flex;
    align-items: center;
    gap: 8px;
}

.pag-num {
    min-width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--card);
    border: 1px solid var(--card-border);
    border-radius: 10px;
    font-family: var(--fd);
    font-size: .9rem;
    font-weight: 700;
    color: var(--muted);
    cursor: pointer;
    transition: all var(--t);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.pag-num:hover {
    background: rgba(249,69,45,.1);
    border-color: rgba(249,69,45,.3);
    color: var(--white);
}

.pag-num.active {
    background: linear-gradient(135deg, var(--pri), var(--pri-dark));
    border-color: var(--pri);
    color: var(--white);
    box-shadow: 0 6px 18px rgba(249,69,45,.3);
}

.pag-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 22px;
    background: var(--card);
    border: 1px solid var(--card-border);
    border-radius: 10px;
    font-family: var(--fd);
    font-size: .88rem;
    font-weight: 700;
    color: var(--white);
    cursor: pointer;
    transition: all var(--t);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.pag-btn:hover {
    background: rgba(249,69,45,.1);
    border-color: rgba(249,69,45,.3);
}

/* ═══════════════ ANIMATIONS ═══════════════ */
@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: .45; transform: scale(1.3); }
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ═══════════════ RESPONSIVE ═══════════════ */
@media (max-width: 1024px) {
    .featured-card {
        grid-template-columns: 1fr;
    }

    .featured-img {
        min-height: 320px;
    }

    .blog-grid {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
        gap: 20px;
    }
}

@media (max-width: 768px) {
    .container-blog {
        padding: 0 16px;
    }

    .blog-hero {
        padding: 100px 0 60px;
    }

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

    .blog-featured {
        padding: 40px 0;
    }

    .featured-content {
        padding: 28px;
    }

    .blog-grid {
        grid-template-columns: 1fr;
        gap: 18px;
    }

    .blog-pag {
        flex-direction: column;
        gap: 12px;
    }

    .pag-nums {
        order: 2;
    }
}