/* ==========================================================================
   CMT BLOG & FIELD DISPATCHES STYLES (css/blog.css)
   Chelvanayakam Memorial Trust - Field Stories & Research Updates
   ========================================================================== */

/* ─── 01 HERO SECTION ─── */
.blog-hero {
    position: relative;
    padding-top: clamp(130px, 14vw, 170px);
    padding-bottom: clamp(50px, 6vw, 80px);
    background: radial-gradient(circle at 50% 0%, rgba(22, 146, 145, 0.12) 0%, transparent 60%),
                radial-gradient(circle at 10% 100%, rgba(11, 113, 112, 0.08) 0%, transparent 40%),
                var(--off-white);
    overflow: hidden;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.blog-hero__content {
    position: relative;
    z-index: 1;
    max-width: 860px;
    margin-left: auto;
    margin-right: auto;
    text-align: center;
}

.blog-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-display);
    font-size: 0.82rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: var(--cmt-primary);
    background: rgba(11, 113, 112, 0.08);
    padding: 6px 16px;
    border-radius: 999px;
    margin-bottom: 16px;
}

.blog-eyebrow__dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--cmt-primary);
    animation: blogPulse 2s infinite ease-in-out;
}

@keyframes blogPulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.4; transform: scale(0.8); }
}

.blog-hero__title {
    font-family: var(--font-display);
    font-size: clamp(2.4rem, 5.2vw, 4.4rem);
    font-weight: 800;
    line-height: 1.1;
    color: var(--graphite);
    letter-spacing: -0.03em;
    margin-bottom: 18px;
}

.blog-hero__title span {
    color: var(--cmt-primary);
    background: linear-gradient(135deg, var(--cmt-primary) 0%, var(--cmt-teal-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.blog-hero__intro {
    font-family: var(--font-body);
    font-size: clamp(0.85rem, 1.05vw, 0.95rem);
    color: var(--body-grey);
    line-height: 1.6;
    max-width: 680px;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 30px;
    letter-spacing: -0.01em;
}

@media (max-width: 480px) {
    .blog-hero__intro {
        font-size: 0.92rem;
        margin-bottom: 24px;
    }
}

.blog-hero__badges {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
}

.blog-hero__badge {
    background: #FFFFFF;
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 999px;
    padding: 7px 18px;
    font-size: 0.86rem;
    font-weight: 600;
    color: var(--charcoal);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.03);
}

.blog-hero__badge svg {
    color: var(--cmt-primary);
}


/* ─── 02 CONTROLS & FILTER SECTION ─── */
.blog-controls-section {
    padding: clamp(30px, 4vw, 48px) 0 clamp(20px, 2.5vw, 32px);
    background: #FFFFFF;
    position: relative;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.blog-controls-wrapper {
    display: flex;
    flex-direction: column;
    gap: 20px;
    align-items: center;
    justify-content: space-between;
}

@media (min-width: 992px) {
    .blog-controls-wrapper {
        flex-direction: row;
    }
}

.blog-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
}

.blog-filter-btn {
    font-family: var(--font-body);
    font-size: 0.86rem;
    font-weight: 600;
    padding: 8px 18px;
    border-radius: 999px;
    border: 1px solid rgba(15, 23, 42, 0.08);
    background: #F8FAFC;
    color: var(--charcoal);
    cursor: pointer;
    transition: all 0.25s ease;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.blog-filter-btn:hover {
    background: rgba(11, 113, 112, 0.08);
    color: var(--cmt-primary);
    border-color: rgba(11, 113, 112, 0.25);
}

.blog-filter-btn.is-active {
    background: var(--cmt-primary);
    color: #FFFFFF;
    border-color: var(--cmt-primary);
    box-shadow: 0 4px 14px rgba(11, 113, 112, 0.28);
}

.blog-search-box {
    position: relative;
    width: 100%;
    max-width: 340px;
}

.blog-search-input {
    width: 100%;
    font-family: var(--font-body);
    font-size: 0.88rem;
    padding: 10px 16px 10px 42px;
    border-radius: 999px;
    border: 1.5px solid #E2E8F0;
    background: #F8FAFC;
    color: var(--graphite);
    outline: none;
    transition: all 0.25s ease;
}

.blog-search-input:focus {
    background: #FFFFFF;
    border-color: var(--cmt-primary);
    box-shadow: 0 0 0 3px rgba(11, 113, 112, 0.12);
}

.blog-search-icon {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--body-grey);
    pointer-events: none;
}


/* ─── 03 FEATURED ARTICLE CARD ─── */
.blog-featured-section {
    padding: clamp(36px, 4.5vw, 60px) 0 clamp(24px, 3vw, 40px);
    background: #FFFFFF;
}

.blog-featured-card {
    background: #FFFFFF;
    border: 1px solid rgba(15, 23, 42, 0.08);
    border-radius: 24px;
    overflow: hidden;
    display: grid;
    grid-template-columns: 1fr;
    box-shadow: 0 16px 40px -12px rgba(11, 113, 112, 0.08), 0 2px 6px rgba(0, 0, 0, 0.02);
    transition: transform 0.35s cubic-bezier(0.2, 0.8, 0.2, 1), box-shadow 0.35s ease, border-color 0.35s ease;
}

@media (min-width: 900px) {
    .blog-featured-card {
        grid-template-columns: 1.1fr 1fr;
    }
}

.blog-featured-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 24px 50px -12px rgba(11, 113, 112, 0.16);
    border-color: rgba(11, 113, 112, 0.3);
}

.blog-featured-media {
    position: relative;
    overflow: hidden;
    min-height: 300px;
}

.blog-featured-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
}

.blog-featured-card:hover .blog-featured-img {
    transform: scale(1.04);
}

.blog-featured-pill {
    position: absolute;
    top: 20px;
    left: 20px;
    background: rgba(11, 113, 112, 0.9);
    backdrop-filter: blur(8px);
    color: #FFFFFF;
    font-family: var(--font-display);
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 6px 14px;
    border-radius: 999px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.blog-featured-body {
    padding: clamp(28px, 4vw, 44px);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.blog-meta-row {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.82rem;
    color: var(--body-grey);
    margin-bottom: 14px;
}

.blog-tag-badge {
    font-family: var(--font-display);
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 4px 10px;
    border-radius: 999px;
    background: rgba(11, 113, 112, 0.08);
    color: var(--cmt-primary);
    border: 1px solid rgba(11, 113, 112, 0.15);
}

.blog-featured-title {
    font-family: var(--font-display);
    font-size: clamp(1.4rem, 2.3vw, 2rem);
    font-weight: 800;
    color: var(--graphite);
    line-height: 1.25;
    letter-spacing: -0.02em;
    margin: 0 0 14px;
    cursor: pointer;
    transition: color 0.2s ease;
}

.blog-featured-title:hover {
    color: var(--cmt-primary);
}

.blog-featured-desc {
    font-family: var(--font-body);
    font-size: 0.92rem;
    color: var(--body-grey);
    line-height: 1.6;
    margin: 0 0 24px;
}

.blog-author-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 18px;
    border-top: 1px solid rgba(15, 23, 42, 0.07);
    margin-top: auto;
}

.blog-author-info {
    display: flex;
    align-items: center;
    gap: 10px;
}

.blog-author-avatar {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--cmt-primary) 0%, #16a394 100%);
    color: #FFFFFF;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.88rem;
}

.blog-author-name {
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--graphite);
    display: block;
}

.blog-author-role {
    font-size: 0.76rem;
    color: var(--body-grey);
    display: block;
}

.blog-read-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.86rem;
    font-weight: 700;
    color: var(--cmt-primary);
    background: rgba(11, 113, 112, 0.06);
    border: 1px solid rgba(11, 113, 112, 0.15);
    padding: 8px 16px;
    border-radius: 999px;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.25s ease;
}

.blog-read-btn:hover {
    background: var(--cmt-primary);
    color: #FFFFFF;
    transform: translateX(3px);
}


/* ─── 04 BLOG POSTS GRID ─── */
.blog-posts-section {
    padding: clamp(30px, 4vw, 50px) 0 clamp(64px, 8vw, 100px);
    background: #FFFFFF;
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: clamp(24px, 3vw, 32px);
}

.blog-card {
    background: #FFFFFF;
    border: 1px solid rgba(15, 23, 42, 0.08);
    border-radius: 20px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: 0 6px 20px -4px rgba(11, 113, 112, 0.04), 0 2px 6px -1px rgba(0, 0, 0, 0.02);
    transition: transform 0.35s cubic-bezier(0.2, 0.8, 0.2, 1), box-shadow 0.35s ease, border-color 0.35s ease;
}

.blog-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 42px -10px rgba(11, 113, 112, 0.14), 0 0 0 1px rgba(11, 113, 112, 0.2);
    border-color: rgba(11, 113, 112, 0.28);
}

.blog-card-media {
    position: relative;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background: #E2E8F0;
}

.blog-card-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
}

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

.blog-card-body {
    padding: 24px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.blog-card-title {
    font-family: var(--font-display);
    font-size: 1.22rem;
    font-weight: 700;
    color: var(--graphite);
    line-height: 1.35;
    letter-spacing: -0.015em;
    margin: 0 0 12px;
    cursor: pointer;
    transition: color 0.2s ease;
}

.blog-card:hover .blog-card-title {
    color: var(--cmt-primary);
}

.blog-card-desc {
    font-family: var(--font-body);
    font-size: 0.88rem;
    color: var(--body-grey);
    line-height: 1.6;
    margin: 0 0 20px;
    flex-grow: 1;
}

.blog-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 16px;
    border-top: 1px solid rgba(15, 23, 42, 0.06);
    margin-top: auto;
}

.blog-card-author {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--charcoal);
}

.blog-card-arrow {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: rgba(11, 113, 112, 0.08);
    color: var(--cmt-primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: all 0.25s ease;
}

.blog-card:hover .blog-card-arrow {
    background: var(--cmt-primary);
    color: #FFFFFF;
    transform: translate(2px, -2px);
}


/* ─── 05 NEWSLETTER SUBSCRIPTION CARD ─── */
.blog-newsletter-section {
    padding: clamp(50px, 6vw, 80px) 0;
    background: var(--off-white);
    border-top: 1px solid rgba(0, 0, 0, 0.06);
}

.blog-newsletter-card {
    background: linear-gradient(135deg, #094F4E 0%, #0B7170 60%, #169291 100%);
    border-radius: 26px;
    padding: clamp(36px, 5vw, 60px) clamp(24px, 4vw, 48px);
    color: #FFFFFF;
    position: relative;
    overflow: hidden;
    box-shadow: 0 20px 50px -10px rgba(11, 113, 112, 0.3);
    text-align: center;
    max-width: 860px;
    margin: 0 auto;
}

.blog-newsletter-card::before {
    content: '';
    position: absolute;
    top: -50px;
    right: -50px;
    width: 250px;
    height: 250px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.15) 0%, transparent 70%);
    pointer-events: none;
}

.blog-newsletter-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-display);
    font-size: 0.76rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    background: rgba(255, 255, 255, 0.15);
    padding: 5px 14px;
    border-radius: 999px;
    margin-bottom: 16px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.blog-newsletter-title {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 3.2vw, 2.6rem);
    font-weight: 800;
    margin: 0 0 12px;
    line-height: 1.2;
}

.blog-newsletter-desc {
    font-size: clamp(0.88rem, 1.1vw, 1rem);
    color: rgba(255, 255, 255, 0.88);
    max-width: 580px;
    margin: 0 auto 28px;
    line-height: 1.6;
}

.blog-newsletter-form {
    display: flex;
    flex-direction: column;
    gap: 12px;
    max-width: 480px;
    margin: 0 auto;
}

@media (min-width: 540px) {
    .blog-newsletter-form {
        flex-direction: row;
    }
}

.blog-newsletter-input {
    flex-grow: 1;
    font-family: var(--font-body);
    font-size: 0.92rem;
    padding: 14px 20px;
    border-radius: 999px;
    border: 1.5px solid rgba(255, 255, 255, 0.3);
    background: rgba(255, 255, 255, 0.95);
    color: var(--graphite);
    outline: none;
    transition: all 0.2s ease;
}

.blog-newsletter-input:focus {
    background: #FFFFFF;
    border-color: #FFFFFF;
    box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.25);
}

.blog-newsletter-btn {
    font-family: var(--font-body);
    font-size: 0.92rem;
    font-weight: 700;
    padding: 14px 28px;
    border-radius: 999px;
    background: #FFFFFF;
    color: var(--cmt-primary);
    border: none;
    cursor: pointer;
    transition: all 0.25s ease;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.15);
    white-space: nowrap;
}

.blog-newsletter-btn:hover {
    background: #F1F5F9;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}


/* ─── 06 INTERACTIVE ARTICLE MODAL / DRAWER ─── */
.blog-modal {
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: rgba(15, 23, 42, 0.65);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.blog-modal.is-open {
    opacity: 1;
    pointer-events: auto;
}

.blog-modal-container {
    background: #FFFFFF;
    border-radius: 24px;
    max-width: 820px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 25px 60px -15px rgba(0, 0, 0, 0.4);
    position: relative;
    transform: translateY(20px);
    transition: transform 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.blog-modal.is-open .blog-modal-container {
    transform: translateY(0);
}

.blog-modal-close-btn {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(0, 0, 0, 0.1);
    color: var(--graphite);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 10;
    transition: all 0.2s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.blog-modal-close-btn:hover {
    background: var(--cmt-primary);
    color: #FFFFFF;
    transform: rotate(90deg);
}

.blog-modal-hero-img {
    width: 100%;
    height: clamp(240px, 32vw, 380px);
    object-fit: cover;
    display: block;
}

.blog-modal-article {
    padding: clamp(28px, 4vw, 44px);
}

.blog-modal-article h2 {
    font-family: var(--font-display);
    font-size: clamp(1.6rem, 2.8vw, 2.2rem);
    font-weight: 800;
    color: var(--graphite);
    line-height: 1.25;
    letter-spacing: -0.02em;
    margin: 14px 0 18px;
}

.blog-modal-body-text {
    font-size: 1rem;
    line-height: 1.75;
    color: var(--charcoal);
}

.blog-modal-body-text p {
    margin-bottom: 20px;
}

.blog-modal-quote {
    border-left: 4px solid var(--cmt-primary);
    padding: 16px 24px;
    margin: 28px 0;
    background: rgba(11, 113, 112, 0.05);
    border-radius: 0 14px 14px 0;
    font-family: Georgia, serif;
    font-style: italic;
    font-size: 1.1rem;
    color: var(--cmt-primary-dark);
}

.blog-modal-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid rgba(15, 23, 42, 0.08);
}

/* ─── 07 SPONSORSHIP SECTION ON BLOG PAGE ─── */
.cmt-pricing-section .cmt-watermark {
    display: none !important;
}

.cmt-pricing-section .cmt-section-header {
    margin-top: 0;
    margin-bottom: clamp(40px, 5vw, 64px);
}