/* 
    BORU FABRIKASI - HOME PAGE DESIGN 
    Polymart Corporate Identity
*/

#main-content {
    --blue: #0079bf;
    --blue-dark: #005f96;
    --blue-deeper: #003f6b;
    --blue-light: #e8f4fb;
    --gray-900: #111827;
    --gray-800: #1f2937;
    --gray-700: #374151;
    --gray-500: #6b7280;
    --gray-200: #e5e7eb;
    --gray-100: #f3f4f6;
    --white: #ffffff;
    --font-head: 'Barlow Condensed', sans-serif;
    --font-body: 'Barlow', sans-serif;

    font-family: var(--font-body);
    background: var(--white);
    color: var(--gray-800);
    font-size: 1.1rem;
    overflow-x: hidden; /* Prevent horizontal scroll */
}

#main-content *,
#main-content *::before,
#main-content *::after {
    box-sizing: border-box;
}

.main-page-wrapper {
    padding: 0 !important;
    margin: 0 !important;
}

.main-page-wrapper .container,
.main-page-wrapper .container-fluid,
.main-page-wrapper .content-layout-wrapper,
.main-page-wrapper .row,
.main-page-wrapper .site-content {
    padding: 0 !important;
    margin: 0 !important;
    max-width: 100% !important;
}

.whb-header {
    margin-bottom: 0 !important;
}

.page-title,
.page-title-default,
.wd-page-title {
    display: none !important;
}

.entry-content {
    margin-top: 0 !important;
}

/* RESET TYPOGRAPHY MARGINS */
.bf-slide-title,
.bf-slide-desc,
.bf-section-title,
.bf-section-sub,
.bf-cat-name {
    margin: 0;
    padding: 0;
}

/* HERO (MODERN SWIPER REDESIGN) */
.bf-hero {
    position: relative;
    width: 100%;
    height: 92vh !important;
    height: 92dvh !important;
    min-height: 580px !important;
    background: var(--white);
    margin: 0 !important;
    padding: 0 !important;
    overflow: hidden;
}

.swiper-container.bf-hero-swiper {
    width: 100%;
    height: 100%;
}

.bf-hero-swiper .swiper-slide {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    height: 100%;
}

.bf-slide-bg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    filter: none;
    transition: transform 6s ease-out;
}

.bf-slide-bg picture {
    display: block;
    width: 100%;
    height: 100%;
}

.bf-slide-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.swiper-slide-active .bf-slide-bg {
    transform: none;
}

.bf-slide-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.4) 0%, rgba(0, 0, 0, 0) 150px);
    z-index: 1;
    pointer-events: none;
}

.bf-slide-inner {
    width: 100%;
    position: relative;
    z-index: 10;
    max-width: 1600px;
    margin: auto;
    padding: 0 3rem;
}

.bf-slide-content {
    position: relative;
    opacity: 1;
    transform: translate(-40px, 85px);
    transition: none; /* Animasyonu tamamen kapat */
}

/* Kilit Çözüm: Swiper (JS) yüklenene kadar ilk slaytın yazılarını görünür yap! */
.bf-hero-swiper:not(.swiper-initialized) .swiper-slide:first-child .bf-slide-content {
    opacity: 1;
    transform: translate(-40px, 85px);
}

.swiper-slide-active .bf-slide-content {
    opacity: 1;
    transform: translate(-40px, 85px);
}

.bf-slide-tag {
    display: inline-flex;
    align-items: center;
    font-family: var(--font-head);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--white);
    background: rgba(0, 121, 191, 0.2);
    border: 1px solid rgba(0, 121, 191, 0.4);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    padding: 6px 16px;
    margin-bottom: 1.5rem;
    border-radius: 4px;
    transform: translateX(-20px);
    opacity: 0;
    transition: all 0.8s ease 0.5s;
}

.swiper-slide-active .bf-slide-tag {
    transform: translateX(0);
    opacity: 1;
}

.bf-slide-title {
    font-family: var(--font-head);
    font-size: clamp(52px, 7vw, 88px);
    font-weight: 800;
    line-height: 0.95;
    text-transform: uppercase;
    color: var(--blue);
    max-width: 800px;
    text-shadow: 0 4px 30px rgba(0, 121, 191, 0.15);
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.25, 1, 0.5, 1) 0.6s;
}

.swiper-slide-active .bf-slide-title {
    opacity: 1;
    transform: translateY(0);
}

.bf-hero-swiper:not(.swiper-initialized) .swiper-slide:first-child .bf-slide-title {
    opacity: 1;
    transform: translateY(0);
}

.bf-slide-title em {
    color: transparent;
    -webkit-text-stroke: 1px var(--blue);
    font-style: normal;
    display: block;
    transition: all 0.5s ease;
}

.bf-slide-title em.highlight {
    color: #0f1a2e;
    -webkit-text-stroke: 0;
}

.bf-slide-desc {
    margin-top: 1.5rem;
    max-width: 600px;
    color: rgba(255, 255, 255, 0.85);
    font-size: 22px;
    line-height: 1.7;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.8s ease 0.7s;
}

.swiper-slide-active .bf-slide-desc {
    opacity: 1;
    transform: translateY(0);
}

.bf-slide-actions {
    display: flex;
    gap: 1.5rem;
    margin-top: 2.5rem;
    align-items: center;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.8s ease 0.9s;
}

.swiper-slide-active .bf-slide-actions {
    opacity: 1;
    transform: translateY(0);
}

.bf-btn-primary {
    background: linear-gradient(135deg, var(--blue) 0%, var(--blue-dark) 100%);
    color: var(--white);
    padding: 16px 40px;
    text-decoration: none;
    font-family: var(--font-head);
    font-size: 16px;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    border-radius: 4px;
    box-shadow: 0 10px 30px -10px rgba(0, 121, 191, 0.6);
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    position: relative;
    overflow: hidden;
}

.bf-btn-primary::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s ease;
}

.bf-btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 35px -10px rgba(0, 121, 191, 0.8);
    color: var(--white) !important;
}

.bf-btn-primary:hover::after {
    left: 100%;
}

.bf-btn-primary svg {
    transition: transform 0.3s ease;
}

.bf-btn-primary:hover svg {
    transform: translateX(5px);
}

.bf-btn-ghost {
    color: var(--white);
    text-decoration: none;
    font-family: var(--font-head);
    font-size: 15px;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    position: relative;
    padding: 8px 0;
}

.bf-btn-ghost::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0%;
    height: 2px;
    background: var(--white);
    transition: width 0.3s ease;
}

.bf-btn-ghost:hover::after {
    width: 100%;
}

/* Custom Swiper Controls */
.swiper-button-next,
.swiper-button-prev {
    color: var(--blue) !important;
    background: rgba(255, 255, 255, 0.9) !important;
    backdrop-filter: blur(8px) !important;
    -webkit-backdrop-filter: blur(8px) !important;
    width: 56px !important;
    height: 56px !important;
    border: 1px solid rgba(0, 121, 191, 0.15) !important;
    border-radius: 50% !important;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08) !important;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
    opacity: 1 !important;
    visibility: visible !important;
    top: auto !important;
    bottom: 50px !important;
    margin: 0 !important;
    z-index: 40 !important;
}

.swiper-button-prev {
    left: 50px !important;
    right: auto !important;
}

.swiper-button-next {
    left: 115px !important; /* Adjusted slightly to give a bit more room with circular shapes */
    right: auto !important;
}

.swiper-button-next:hover,
.swiper-button-prev:hover {
    background: var(--blue) !important;
    border-color: var(--blue) !important;
    color: var(--white) !important;
    box-shadow: 0 15px 30px rgba(0, 121, 191, 0.3) !important;
    transform: translateY(-5px) !important;
}

/* Floating Design Blobs for Homepage Hero */
.bf-hero-blobs {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
    z-index: 2; /* Sit behind text and overlay, but in front of background picture */
}

.bf-blob {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
    will-change: transform;
    animation: floatBlob 25s infinite alternate ease-in-out;
    filter: blur(80px);
}

.bf-blob-1 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(0, 121, 191, 0.16) 0%, rgba(99, 102, 241, 0.06) 50%, transparent 100%);
    top: -100px;
    left: -100px;
    animation-duration: 28s;
}

.bf-blob-2 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.14) 0%, rgba(6, 182, 212, 0.04) 50%, transparent 100%);
    bottom: -150px;
    left: 20%;
    animation-delay: -5s;
    animation-duration: 32s;
}

.bf-blob-3 {
    width: 450px;
    height: 450px;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.14) 0%, rgba(0, 121, 191, 0.05) 50%, transparent 100%);
    top: 20%;
    left: -200px;
    animation-delay: -10s;
    animation-duration: 24s;
}

.swiper-button-next::after,
.swiper-button-prev::after {
    font-size: 16px !important;
    font-weight: 700 !important;
}

/* Centered Line Pagination */
.swiper-pagination {
    bottom: 50px !important;
    left: 50% !important;
    right: auto !important;
    top: auto !important;
    transform: translateX(-50%) !important;
    width: 100% !important;
    display: flex !important;
    justify-content: center !important;
    flex-direction: row !important;
    gap: 15px !important;
    z-index: 40 !important;
}

.swiper-pagination-bullet {
    background: rgba(15, 26, 46, 0.3) !important;
    opacity: 1 !important;
    width: 50px !important;
    height: 4px !important;
    transition: all 0.5s ease !important;
    margin: 0 !important;
    border-radius: 2px !important;
    border: none !important;
}

.swiper-pagination-bullet-active {
    width: 100px !important;
    background: var(--blue) !important;
    box-shadow: 0 0 20px rgba(0, 121, 191, 0.4) !important;
}

.bf-hero-progress {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: rgba(15, 26, 46, 0.08);
    z-index: 20;
}

.bf-hero-progress-bar {
    height: 100%;
    background: var(--blue);
    width: 0%;
    transition: width 0.1s linear;
}

/* STATS */
.bf-stats-bar {
    background: #0a1118;
    position: relative;
    z-index: 30;
    margin-top: -40px !important;
    box-shadow: 0 30px 60px -12px rgba(0, 0, 0, 0.45);
    border-bottom: 3px solid var(--blue);
}

.bf-stats-inner {
    max-width: 1600px;
    margin: auto;
    display: grid;
    grid-template-columns: repeat(5, 1fr);
}

.bf-stat-item {
    padding: 40px 2rem;
    display: flex;
    align-items: center;
    gap: 20px;
    border-right: 1px solid rgba(255, 255, 255, 0.08);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.bf-stat-item:last-child {
    border-right: none;
}

.bf-stat-icon {
    color: var(--blue);
    flex-shrink: 0;
    transition: all 0.4s ease;
}

.bf-stat-num {
    font-family: var(--font-head);
    font-size: 36px;
    font-weight: 800;
    color: var(--white);
    line-height: 1;
}

.bf-stat-label {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.5);
    margin-top: 5px;
    display: block;
}

/* COMMON */
#main-content section {
    padding: 120px 0;
}

.bf-container {
    max-width: 1600px;
    margin: 0 auto !important;
    padding: 0 3rem;
    width: 100%;
}

.bf-section-label {
    font-family: var(--font-head);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: var(--blue);
    margin-bottom: 12px;
}

.bf-section-title {
    font-family: var(--font-head);
    font-size: clamp(40px, 5vw, 64px);
    font-weight: 800;
    text-transform: uppercase;
    color: var(--gray-900);
    line-height: 1;
}

.bf-section-title em {
    color: var(--blue);
    font-style: normal;
}

.bf-section-sub {
    color: var(--gray-500);
    font-size: 19px;
    line-height: 1.7;
    max-width: 700px;
    margin-top: 1.5rem;
}

.bf-section-header {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    margin-bottom: 3rem;
}

.bf-see-all {
    font-family: var(--font-head);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--blue);
    text-decoration: none;
    border-bottom: 2px solid var(--blue);
    padding-bottom: 2px;
    transition: opacity .2s;
    white-space: nowrap;
}

/* CATEGORIES */
.bf-categories-section {
    background: var(--gray-100);
}

.bf-cat-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2px;
}

.bf-cat-card {
    position: relative;
    overflow: hidden;
    aspect-ratio: 4/3;
    cursor: pointer;
    background: #000;
    display: flex;
    align-items: flex-end;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.bf-cat-card:first-child {
    grid-row: span 2;
    aspect-ratio: auto;
    height: 100%;
}

.bf-cat-bg {
    position: absolute;
    inset: 0;
    transition: transform 1.2s cubic-bezier(0.25, 1, 0.5, 1);
    background-size: cover;
    background-position: center;
    z-index: 1;
}

.bf-cat-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(0,0,0,0) 0%, rgba(0,0,0,0.2) 40%, rgba(0,0,0,0.9) 100%);
    z-index: 2;
    transition: background 0.4s ease;
}

.bf-cat-card:hover .bf-cat-bg {
    transform: scale(1.1);
}

.bf-cat-card:hover .bf-cat-overlay {
    background: linear-gradient(to bottom, rgba(0,0,0,0) 0%, rgba(0,0,0,0.1) 30%, rgba(0,0,0,0.85) 100%);
}

.bf-cat-info {
    position: relative;
    width: 100%;
    padding: 2rem;
    z-index: 10;
    transform: translateY(10px);
    transition: transform 0.4s ease;
}

.bf-cat-card:hover .bf-cat-info {
    transform: translateY(0);
}

.bf-cat-name {
    font-family: var(--font-head);
    font-size: 24px;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--white);
    letter-spacing: 0.5px;
    line-height: 1.2;
}

.bf-cat-count {
    display: inline-block !important;
    font-size: 11px !important;
    color: #ffffff !important;
    background: #0079bf !important;
    padding: 5px 12px !important;
    margin-top: 12px !important;
    font-weight: 700 !important;
    letter-spacing: 1px !important;
    text-transform: uppercase !important;
    border-radius: 4px !important;
    line-height: 1 !important;
    position: relative !important;
    z-index: 20 !important;
    box-shadow: 0 4px 10px rgba(0, 121, 191, 0.3) !important;
}

.bf-cat-arrow {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 32px;
    height: 32px;
    background: var(--blue);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 16px;
    opacity: 0;
    transition: opacity .3s;
    clip-path: polygon(6px 0%, 100% 0%, calc(100% - 6px) 100%, 0% 100%);
}

.bf-cat-card:hover .bf-cat-arrow {
    opacity: 1;
}

/* ABOUT */
.bf-about-section {
    background: var(--white);
    overflow: hidden;
}

.bf-about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
    align-items: center;
}

.bf-about-visual {
    position: relative;
    aspect-ratio: 1;
}

.bf-about-img-main {
    width: 100%;
    height: 100%;
    border-radius: 8px;
    overflow: hidden;
    position: relative;
    box-shadow: 0 30px 60px -15px rgba(0,0,0,0.3);
}

.bf-about-img-main::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(0, 121, 191, 0.1) 0%, transparent 100%);
    pointer-events: none;
}

.bf-about-visual img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 6s cubic-bezier(0.25, 1, 0.5, 1);
}

.bf-about-visual:hover img {
    transform: scale(1.1);
}

.bf-about-badge {
    position: absolute;
    bottom: -24px;
    right: -24px;
    width: 160px;
    height: 160px;
    background: var(--blue);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    clip-path: polygon(20px 0%, 100% 0%, calc(100% - 20px) 100%, 0% 100%);
    box-shadow: 0 15px 30px rgba(0, 121, 191, 0.4);
    z-index: 10;
    transition: all 0.5s cubic-bezier(0.25, 1, 0.5, 1);
}

.bf-about-badge-num {
    font-family: var(--font-head);
    font-size: 52px;
    font-weight: 800;
    color: var(--white);
    line-height: 1;
}

.bf-about-badge-text {
    font-size: 11px;
    color: rgba(255, 255, 255, 0.8);
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-weight: 600;
}

.bf-about-text-wrapper {
    margin-top: 1.5rem;
}

.bf-about-text-wrapper p {
    color: var(--gray-500);
    font-size: 17px;
    line-height: 1.8;
    margin-bottom: 1.2rem;
}

.bf-about-mission {
    border-top: 1px solid var(--gray-200);
    padding-top: 3rem;
}

.bf-mission-title {
    font-family: var(--font-head);
    font-size: 28px;
    font-weight: 800;
    text-transform: uppercase;
    color: var(--gray-900);
    margin-bottom: 1rem;
    letter-spacing: 0.5px;
}

.bf-about-features {
    margin-top: 2.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

.bf-feat {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 1.2rem 1.5rem;
    background: #f8fafc;
    border-radius: 8px;
    border-left: 4px solid transparent;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: default;
}

.bf-feat:hover {
    background: var(--white);
    box-shadow: 0 15px 30px rgba(0,0,0,0.08);
    transform: translateX(10px);
    border-left-color: var(--blue);
}

.bf-feat-icon {
    width: 52px;
    height: 52px;
    background: var(--blue);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    flex-shrink: 0;
    transition: all 0.4s ease;
}

.bf-feat-title {
    font-family: var(--font-head);
    font-size: 16px;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--gray-900);
    margin-bottom: 3px;
}

.bf-feat-desc {
    font-size: 16px;
    color: var(--gray-500);
    line-height: 1.6;
}

/* PROJECTS MARQUEE STYLE */
.bf-projects-section {
    background: #060b10;
    padding: 80px 0;
    overflow: hidden;
}

.bf-proj-slider {
    padding: 30px 0 !important;
}

.bf-proj-slider .swiper-wrapper {
    transition-timing-function: linear !important;
}

.bf-proj-slider .swiper-slide {
    width: 450px !important;
}

.bf-proj-card {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16/10;
    cursor: default;
    border-radius: 4px;
    background: #111;
    width: 100%;
}

.bf-proj-bg {
    position: absolute;
    inset: 0;
    width: 100% !important;
    height: 100% !important;
    background-size: cover !important;
    background-position: center !important;
    transition: transform 0.8s ease;
}

.bf-proj-card:hover .bf-proj-bg {
    transform: scale(1.1);
}

.bf-proj-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.95) 0%, rgba(0,0,0,0.4) 50%, transparent 100%);
    opacity: 0.85;
}

.bf-proj-info {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 1.5rem;
    z-index: 5;
}

.bf-proj-name {
    font-family: var(--font-head);
    font-size: 18px;
    font-weight: 700;
    color: var(--white);
    text-transform: uppercase;
    margin: 0;
    letter-spacing: 0.5px;
}

.bf-proj-location {
    font-size: 13px;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--white);
    font-weight: 700;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
    text-shadow: 0 2px 4px rgba(0,0,0,0.5);
}

.bf-proj-location::before {
    content: '';
    display: inline-block;
    width: 15px;
    height: 2px;
    background: var(--blue);
    box-shadow: 0 0 10px rgba(0, 121, 191, 0.5);
}

/* CERTIFICATES REDESIGN */
.bf-certs-section {
    background: var(--white);
    overflow: visible !important;
    position: relative;
    padding: 40px 0 20px !important;
}

.bf-certs-swiper {
    padding: 30px 10px 40px !important;
    overflow: visible !important;
    position: relative;
    z-index: 10;
}

.bf-certs-swiper .swiper-slide {
    height: auto;
    display: flex;
    justify-content: center;
    transition: transform 0.5s ease, opacity 0.5s ease;
    opacity: 0.5;
    transform: scale(0.92);
    z-index: 1;
    overflow: visible !important;
}

.bf-certs-swiper .swiper-slide-active {
    opacity: 1;
    transform: scale(1.05);
    z-index: 2;
}

.bf-cert-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    transition: all .4s cubic-bezier(0.165, 0.84, 0.44, 1);
    position: relative;
    overflow: hidden;
    cursor: pointer;
    width: 100%;
    max-width: 340px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    border-radius: 8px;
}

.bf-cert-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--blue);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform .4s ease;
}

.bf-cert-card:hover::after {
    transform: scaleX(1);
}

.bf-cert-card:hover {
    border-color: var(--blue);
    transform: translateY(-15px);
    box-shadow: 0 30px 60px -12px rgba(0, 121, 191, 0.3);
    z-index: 100;
}

.bf-cert-img {
    width: 100%;
    aspect-ratio: 1 / 1.414;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #fff;
    overflow: hidden;
    border-bottom: 1px solid var(--gray-100);
    transition: background .3s;
    padding: 0;
}

.bf-cert-img img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: transform 0.5s ease;
}

.bf-cert-name {
    font-family: var(--font-head);
    font-size: 16px;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--gray-900);
    letter-spacing: 0.5px;
    padding: 1.5rem 1rem;
    line-height: 1.3;
    width: 100%;
    background: var(--white);
}

.bf-certs-nav {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 20px;
}

.bf-certs-btn {
    width: 50px;
    height: 50px;
    border: 1px solid var(--gray-200);
    background: var(--white);
    color: var(--gray-900);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    border-radius: 50%;
}

.bf-certs-btn:hover {
    background: var(--blue);
    color: var(--white);
    border-color: var(--blue);
}

/* BLOG */
.bf-blog-section {
    background: var(--gray-100);
}

.bf-blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.bf-blog-card {
    background: var(--white);
    border-bottom: 3px solid transparent;
    transition: border-color .3s;
    overflow: hidden;
}

.bf-blog-card:hover {
    border-color: var(--blue);
}

.bf-blog-img {
    height: 200px;
    position: relative;
    overflow: hidden;
}

.bf-blog-img-bg {
    position: absolute;
    inset: 0;
    transition: transform .5s;
    background-size: cover;
    background-position: center;
}

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

/* Added background colors for blog placeholders */
.bf-blog-img-1 { background: linear-gradient(135deg, #003f6b 0%, #0079bf 100%); }
.bf-blog-img-2 { background: linear-gradient(135deg, #1a2a3a 0%, #005f96 100%); }
.bf-blog-img-3 { background: linear-gradient(135deg, #002d4a 0%, #0079bf 100%); }

.bf-blog-cat {
    position: absolute;
    top: 1rem;
    left: 1rem;
    background: var(--blue);
    color: white;
    font-family: var(--font-head);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    padding: 5px 12px;
    clip-path: polygon(5px 0%, 100% 0%, calc(100% - 5px) 100%, 0% 100%);
    z-index: 5;
}

.bf-blog-body {
    padding: 1.5rem;
}

.bf-blog-meta {
    font-size: 12px;
    color: var(--gray-500);
    letter-spacing: 0.5px;
    margin-bottom: 10px;
    font-weight: 500;
}

.bf-blog-title {
    font-family: var(--font-head);
    font-size: 20px;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--gray-900);
    line-height: 1.2;
    margin-bottom: 10px;
}

.bf-blog-excerpt {
    font-size: 16px;
    color: var(--gray-500);
    line-height: 1.65;
    margin-bottom: 1.2rem;
}

.bf-blog-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-family: var(--font-head);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--blue);
    text-decoration: none;
    border-bottom: 2px solid var(--blue);
    padding-bottom: 2px;
    transition: opacity .2s;
}

/* MOBILE RESPONSIVE OVERRIDES */
@media (max-width: 1024px) {
    .bf-stats-inner {
        grid-template-columns: repeat(5, 1fr);
    }
    .bf-stat-item {
        padding: 30px 1rem;
        gap: 12px;
    }
    .bf-stat-item:last-child {
        border-right: none;
    }
    .bf-cat-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .bf-blog-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .bf-about-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    .bf-proj-slider .swiper-slide {
        width: 380px !important;
    }
}

@media (max-width: 768px) {
    #main-content {
        font-size: 1rem;
    }
    #main-content section {
        padding: 50px 0 !important;
    }
    .bf-container {
        padding: 0 1.25rem;
    }
    #main-content .bf-hero {
        height: auto !important;
        aspect-ratio: 1 / 1 !important;
        min-height: auto !important;
        padding: 0 !important;
        margin-top: 0 !important; /* Starts below the solid mobile header */
        background: var(--white) !important;
    }
    .bf-hero-swiper,
    .bf-hero-swiper .swiper-wrapper,
    .bf-hero-swiper .swiper-slide {
        height: 100% !important;
    }
    .bf-slide-bg {
        inset: 0 !important;
        width: 100% !important;
        height: 100% !important;
        transform: none !important;
        background-image: var(--bg-mob) !important;
        background-size: cover !important;
        background-repeat: no-repeat !important;
        background-position: center !important;
        background-color: var(--white) !important;
    }
    .swiper-slide-active .bf-slide-bg {
        transform: none !important;
    }
    .bf-hero-progress {
        display: none !important;
    }
    .bf-slide-overlay {
        background: linear-gradient(to bottom, rgba(0, 0, 0, 0.4) 0%, rgba(0, 0, 0, 0) 100px) !important;
        pointer-events: none;
    }
    .bf-slide-inner {
        padding: 1rem 1.25rem 3.5rem 1.25rem;
        height: 100%;
        display: flex;
        align-items: flex-end;
        justify-content: flex-start;
    }
    .bf-slide-content {
        width: 100%;
        display: flex;
        flex-direction: column;
        align-items: flex-start;
        text-align: left;
        transform: none !important;
    }
    .bf-slide-title {
        font-size: clamp(28px, 8vw, 38px);
        line-height: 1.05;
        max-width: 70%;
        margin-bottom: 12px;
        color: var(--blue) !important;
        text-shadow: none !important;
        opacity: 1 !important;
        transform: none !important;
        transition: none !important;
    }
    .bf-slide-title em {
        -webkit-text-stroke: 1px var(--blue) !important;
    }
    .bf-slide-title em.highlight {
        color: #0f1a2e !important;
    }
    .bf-slide-tag {
        font-size: 10px;
        padding: 4px 10px;
        margin-bottom: 1rem;
        color: var(--blue) !important;
        background: rgba(0, 121, 191, 0.1) !important;
        border-color: rgba(0, 121, 191, 0.3) !important;
    }
    .bf-slide-desc {
        font-size: 15px;
        margin-top: 8px;
        max-width: 100%;
        line-height: 1.5;
        opacity: 0.95;
        color: var(--gray-800) !important;
    }
    .bf-slide-actions {
        margin-top: 1.2rem;
        gap: 0.75rem;
    }
    .bf-btn-primary {
        padding: 10px 20px;
        font-size: 12px;
        letter-spacing: 1px;
    }
    .bf-section-title {
        font-size: 32px;
    }
    .bf-section-header {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
        text-align: center !important;
    }
    .bf-cat-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    .bf-cat-card {
        aspect-ratio: 16/9;
    }
    .bf-cat-card:first-child {
        grid-row: auto;
        height: auto;
        aspect-ratio: 16/9;
    }
    .bf-cat-info {
        padding: 1.5rem;
    }
    .bf-cat-name {
        font-size: 20px;
    }
    .bf-blog-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    .bf-slide-actions {
        flex-direction: column;
        align-items: center;
        width: 100%;
        gap: 0.75rem;
        margin-top: 1.2rem;
    }
    .bf-slide-actions .bf-btn-primary {
        width: auto;
        padding: 10px 22px;
        font-size: 12px;
    }
    .bf-btn-primary, .bf-btn-ghost {
        text-align: center;
        justify-content: center;
    }
    .swiper-button-next, .swiper-button-prev {
        display: none !important;
    }
    .bf-hero-swiper .swiper-pagination {
        bottom: 20px !important;
        gap: 6px !important;
        z-index: 40 !important;
    }
    .bf-hero-swiper .swiper-pagination-bullet {
        width: 20px !important;
        height: 3px !important;
        background: rgba(15, 26, 46, 0.35) !important;
        border-radius: 2px !important;
    }
    .bf-hero-swiper .swiper-pagination-bullet-active {
        width: 40px !important;
        background: var(--blue) !important;
        box-shadow: none !important;
    }
    .bf-about-badge {
        width: 100px;
        height: 100px;
        bottom: -10px;
        right: -10px;
    }
    .bf-about-badge-num {
        font-size: 32px;
    }
    .bf-proj-slider .swiper-slide {
        width: 280px !important;
    }
    .bf-stats-bar {
        margin-top: 0 !important;
    }
    .bf-projects-section, .bf-certs-section {
        overflow: hidden !important; /* Prevent horizontal stretching */
        width: 100%;
        position: relative;
    }
    .bf-certs-swiper {
        padding: 40px 10px 60px !important;
        overflow: hidden !important; /* Contain swiper on mobile */
    }
    .bf-stats-inner {
        grid-template-columns: repeat(2, 1fr) !important;
    }
    .bf-stat-item {
        padding: 24px 1.2rem;
        justify-content: center;
        text-align: center;
        flex-direction: column;
        gap: 8px;
        border-right: none !important;
        border-bottom: 1px solid rgba(255,255,255,0.08);
    }
    .bf-stat-item:last-child {
        border-bottom: none;
        grid-column: 1 / -1;
    }
}

@media (max-width: 480px) {
    .bf-slide-title {
        font-size: clamp(24px, 8vw, 32px) !important;
        max-width: 260px !important;
    }
    .bf-section-title {
        font-size: 26px;
    }
    .bf-section-sub {
        font-size: 16px;
    }
    .bf-about-visual {
        aspect-ratio: 4/3;
    }
    .bf-proj-slider .swiper-slide {
        width: 240px !important;
    }
    .bf-slide-tag {
        font-size: 10px;
        letter-spacing: 1.5px;
        padding: 4px 10px;
    }
    .bf-cert-card {
        max-width: 280px;
    }
    .bf-stats-inner {
        grid-template-columns: 1fr;
    }
}