/* =========================================================
   FOUNDATION BOLT HEAT TREATMENT PAGE
   Goswami Heat Treatment Centre
========================================================= */

.foundation-bolt-page {
    font-family: inherit;
    color: #24313c;
    background: #ffffff;
    line-height: 1.7;
}

    .foundation-bolt-page *,
    .foundation-bolt-page *::before,
    .foundation-bolt-page *::after {
        box-sizing: border-box;
    }


/* =========================================================
   COMMON SECTION STYLES
========================================================= */

.fb-section {
    padding: 78px 0;
}

.fb-section-heading {
    margin-bottom: 38px;
}

    .fb-section-heading.text-center {
        max-width: 860px;
        margin-left: auto;
        margin-right: auto;
        margin-bottom: 48px;
    }

.fb-section-label {
    display: inline-block;
    margin-bottom: 10px;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: #bd891a;
}

.fb-section-heading h2,
.fb-specification-box h2,
.fb-final-cta-content h2 {
    margin: 0 0 16px;
    font-size: 38px;
    line-height: 1.25;
    font-weight: 700;
    color: #172431;
}

.fb-section-heading p,
.fb-specification-box p,
.fb-final-cta-content p {
    margin: 0;
    font-size: 16px;
    line-height: 1.75;
    color: #5d6974;
}


/* =========================================================
   HERO SECTION
========================================================= */

.fb-hero {
    position: relative;
    padding: 115px 0 110px;
    overflow: hidden;
    background: linear-gradient( 110deg, rgba(14, 25, 35, 0.99) 0%, rgba(23, 39, 52, 0.97) 55%, rgba(41, 57, 69, 0.94) 100% );
}

    .fb-hero::before {
        content: "";
        position: absolute;
        top: -135px;
        right: -90px;
        width: 470px;
        height: 470px;
        border: 1px solid rgba(255, 255, 255, 0.07);
        border-radius: 50%;
    }

    .fb-hero::after {
        content: "";
        position: absolute;
        right: 165px;
        bottom: -230px;
        width: 430px;
        height: 430px;
        border: 1px solid rgba(255, 255, 255, 0.05);
        border-radius: 50%;
    }

    .fb-hero .container {
        position: relative;
        z-index: 2;
    }

.fb-hero-content {
    max-width: 790px;
}

.fb-tagline {
    display: inline-block;
    margin-bottom: 18px;
    padding: 7px 15px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 30px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: #e2c16b;
}

.fb-hero h1 {
    margin: 0 0 22px;
    font-size: 56px;
    line-height: 1.1;
    font-weight: 800;
    color: #ffffff;
}

.fb-hero-text {
    max-width: 720px;
    margin: 0 0 32px;
    font-size: 18px;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.82);
}

.fb-hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
}


/* =========================================================
   BUTTONS
========================================================= */

.fb-btn-primary,
.fb-btn-outline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 12px 24px;
    border-radius: 4px;
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.25s ease;
}

.fb-btn-primary {
    border: 1px solid #c99a2e;
    background: #c99a2e;
    color: #ffffff;
}

    .fb-btn-primary:hover,
    .fb-btn-primary:focus {
        border-color: #a97918;
        background: #a97918;
        color: #ffffff;
        text-decoration: none;
        transform: translateY(-2px);
    }

.fb-btn-outline {
    border: 1px solid rgba(255, 255, 255, 0.65);
    background: transparent;
    color: #ffffff;
}

    .fb-btn-outline:hover,
    .fb-btn-outline:focus {
        background: #ffffff;
        color: #172431;
        text-decoration: none;
        transform: translateY(-2px);
    }


/* =========================================================
   INTRODUCTION
========================================================= */

.fb-introduction {
    background: #ffffff;
}

.fb-content-box {
    padding-right: 30px;
}

    .fb-content-box p {
        margin-bottom: 18px;
        font-size: 16px;
        color: #52606b;
    }

        .fb-content-box p:last-child {
            margin-bottom: 0;
        }

.fb-highlight-box {
    height: 100%;
    padding: 30px 28px;
    border-left: 4px solid #c99a2e;
    background: #f5f7f8;
}

    .fb-highlight-box h3 {
        margin: 0 0 20px;
        font-size: 22px;
        font-weight: 700;
        color: #172431;
    }

    .fb-highlight-box ul {
        margin: 0;
        padding: 0;
        list-style: none;
    }

    .fb-highlight-box li {
        position: relative;
        padding: 10px 0 10px 24px;
        border-bottom: 1px solid #e0e5e8;
        font-size: 15px;
        color: #46525d;
    }

        .fb-highlight-box li:last-child {
            border-bottom: 0;
        }

        .fb-highlight-box li::before {
            content: "✓";
            position: absolute;
            left: 0;
            top: 10px;
            font-weight: 700;
            color: #b8860b;
        }


/* =========================================================
   WHY HEAT TREATMENT
========================================================= */

.fb-why {
    background: #f5f7f9;
}

.fb-info-card {
    height: 100%;
    min-height: 260px;
    padding: 30px 26px;
    border: 1px solid #e0e5e9;
    background: #ffffff;
    transition: all 0.3s ease;
}

    .fb-info-card:hover {
        border-color: #c99a2e;
        box-shadow: 0 12px 30px rgba(19, 31, 42, 0.08);
        transform: translateY(-5px);
    }

.fb-card-number {
    margin-bottom: 20px;
    font-size: 34px;
    line-height: 1;
    font-weight: 800;
    color: #ddc06f;
}

.fb-info-card h3 {
    margin: 0 0 12px;
    font-size: 20px;
    line-height: 1.4;
    font-weight: 700;
    color: #172431;
}

.fb-info-card p {
    margin: 0;
    font-size: 15px;
    color: #5d6974;
}


/* =========================================================
   HEAT TREATMENT PROCESSES
========================================================= */

.fb-processes {
    background: #ffffff;
}

.fb-process-card {
    position: relative;
    height: 100%;
    min-height: 230px;
    padding: 32px 28px;
    border-top: 4px solid #c99a2e;
    background: #172635;
    box-shadow: 0 8px 24px rgba(23, 38, 53, 0.09);
    transition: all 0.3s ease;
}

    .fb-process-card:hover {
        transform: translateY(-5px);
        box-shadow: 0 15px 32px rgba(23, 38, 53, 0.14);
    }

    .fb-process-card h3 {
        margin: 0 0 14px;
        font-size: 22px;
        font-weight: 700;
        color: #ffffff;
    }

    .fb-process-card p {
        margin: 0;
        font-size: 15px;
        line-height: 1.7;
        color: rgba(255, 255, 255, 0.76);
    }


/* =========================================================
   TECHNICAL TABLE
========================================================= */

.fb-technical {
    background: #f5f7f9;
}

.fb-table-wrapper {
    overflow: hidden;
    border: 1px solid #dce2e7;
    background: #ffffff;
    box-shadow: 0 8px 24px rgba(19, 31, 42, 0.05);
}

.fb-technical-table {
    width: 100%;
    margin: 0;
    border-collapse: collapse;
}

    .fb-technical-table thead th {
        padding: 18px 16px;
        border: 0;
        border-right: 1px solid rgba(255, 255, 255, 0.1);
        background: #172635;
        font-size: 14px;
        line-height: 1.45;
        font-weight: 600;
        vertical-align: middle;
        color: #ffffff;
    }

        .fb-technical-table thead th:last-child {
            border-right: 0;
        }

    .fb-technical-table tbody td {
        padding: 17px 16px;
        border-top: 1px solid #e2e7eb;
        border-right: 1px solid #edf0f2;
        font-size: 14px;
        line-height: 1.55;
        vertical-align: middle;
        color: #46525d;
    }

        .fb-technical-table tbody td:last-child {
            border-right: 0;
        }

    .fb-technical-table tbody tr:nth-child(even) {
        background: #f8f9fa;
    }

    .fb-technical-table tbody tr:hover {
        background: #fffaf0;
    }

    .fb-technical-table tbody td:first-child strong {
        display: inline-block;
        min-width: 50px;
        padding: 6px 10px;
        border-radius: 4px;
        background: #efe0b7;
        text-align: center;
        color: #6f5209;
    }

.fb-technical-note {
    margin-top: 22px;
    padding: 18px 22px;
    border-left: 4px solid #c99a2e;
    background: #ffffff;
    font-size: 14px;
    line-height: 1.75;
    color: #596570;
}

    .fb-technical-note strong {
        color: #172431;
    }


/* =========================================================
   ENGINEERING CONSIDERATIONS
========================================================= */

.fb-engineering {
    background: #ffffff;
}

    .fb-engineering .fb-section-heading {
        padding-right: 30px;
        margin-bottom: 0;
    }

.fb-engineering-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.fb-engineering-item {
    display: flex;
    gap: 16px;
    padding: 22px;
    border: 1px solid #e0e5e9;
    background: #f8f9fa;
    transition: all 0.25s ease;
}

    .fb-engineering-item:hover {
        border-color: #c99a2e;
        background: #ffffff;
        box-shadow: 0 7px 20px rgba(19, 31, 42, 0.06);
    }

    .fb-engineering-item > span {
        display: flex;
        flex: 0 0 42px;
        align-items: center;
        justify-content: center;
        width: 42px;
        height: 42px;
        border-radius: 50%;
        background: #172635;
        font-size: 13px;
        font-weight: 700;
        color: #ffffff;
    }

    .fb-engineering-item h3 {
        margin: 0 0 7px;
        font-size: 17px;
        font-weight: 700;
        color: #172431;
    }

    .fb-engineering-item p {
        margin: 0;
        font-size: 14px;
        line-height: 1.65;
        color: #626e79;
    }


/* =========================================================
   HARDNESS & QUALITY CONTROL
========================================================= */

.fb-quality {
    background: #f5f7f9;
}

.fb-quality-card {
    height: 100%;
    min-height: 215px;
    padding: 28px 24px;
    border-bottom: 4px solid #c99a2e;
    background: #ffffff;
    box-shadow: 0 5px 18px rgba(19, 31, 42, 0.05);
    transition: all 0.25s ease;
}

    .fb-quality-card:hover {
        transform: translateY(-4px);
        box-shadow: 0 10px 28px rgba(19, 31, 42, 0.09);
    }

    .fb-quality-card h3 {
        margin: 0 0 13px;
        font-size: 20px;
        font-weight: 700;
        color: #172431;
    }

    .fb-quality-card p {
        margin: 0;
        font-size: 15px;
        color: #5d6974;
    }


/* =========================================================
   DRAWING / SPECIFICATION CTA
========================================================= */

.fb-specification {
    padding-top: 25px;
    padding-bottom: 78px;
    background: #ffffff;
}

.fb-specification-box {
    padding: 44px 46px;
    background: #172635;
    box-shadow: 0 12px 34px rgba(23, 38, 53, 0.15);
}

    .fb-specification-box .fb-section-label {
        color: #e3c36d;
    }

    .fb-specification-box h2 {
        font-size: 32px;
        color: #ffffff;
    }

    .fb-specification-box p {
        max-width: 770px;
        color: rgba(255, 255, 255, 0.76);
    }


/* =========================================================
   APPLICATIONS
========================================================= */

.fb-applications {
    background: #f5f7f9;
}

.fb-application-card {
    height: 100%;
    min-height: 195px;
    padding: 28px 26px;
    border-top: 3px solid #c99a2e;
    background: #ffffff;
    box-shadow: 0 5px 18px rgba(19, 31, 42, 0.05);
    transition: all 0.25s ease;
}

    .fb-application-card:hover {
        transform: translateY(-4px);
        box-shadow: 0 10px 28px rgba(19, 31, 42, 0.09);
    }

    .fb-application-card h3 {
        margin: 0 0 13px;
        font-size: 20px;
        font-weight: 700;
        color: #172431;
    }

    .fb-application-card p {
        margin: 0;
        font-size: 15px;
        color: #5d6974;
    }


/* =========================================================
   ENQUIRY REQUIREMENTS
========================================================= */

.fb-requirements {
    background: #ffffff;
}

.fb-requirement-list {
    max-width: 1080px;
    margin: 0 auto;
}

.fb-requirement-item {
    display: flex;
    align-items: center;
    min-height: 84px;
    padding: 18px 20px;
    border: 1px solid #e0e5e9;
    background: #f8f9fa;
    transition: all 0.25s ease;
}

    .fb-requirement-item:hover {
        border-color: #c99a2e;
        background: #ffffff;
        box-shadow: 0 7px 20px rgba(19, 31, 42, 0.06);
    }

    .fb-requirement-item strong {
        margin-right: 16px;
        font-size: 24px;
        font-weight: 800;
        color: #d1ac4c;
    }

    .fb-requirement-item span {
        font-size: 15px;
        font-weight: 600;
        color: #34414d;
    }


/* =========================================================
   FINAL CTA
========================================================= */

.fb-final-cta {
    padding: 82px 0;
    background: #101c28;
}

.fb-final-cta-content {
    max-width: 820px;
    margin: 0 auto;
}

    .fb-final-cta-content .fb-section-label {
        color: #e0be62;
    }

    .fb-final-cta-content h2 {
        color: #ffffff;
    }

    .fb-final-cta-content p {
        margin-bottom: 28px;
        color: rgba(255, 255, 255, 0.75);
    }


/* =========================================================
   GRID SPACING
========================================================= */

.fb-why .row > div,
.fb-processes .row > div,
.fb-quality .row > div,
.fb-applications .row > div,
.fb-requirements .row > div {
    margin-bottom: 24px;
}


/* =========================================================
   TABLET
========================================================= */

@media (max-width: 991px) {

    .fb-section {
        padding: 64px 0;
    }

    .fb-hero {
        padding: 88px 0 84px;
    }

        .fb-hero h1 {
            font-size: 46px;
        }

    .fb-section-heading h2,
    .fb-final-cta-content h2 {
        font-size: 33px;
    }

    .fb-content-box {
        padding-right: 0;
        margin-bottom: 34px;
    }

    .fb-highlight-box {
        height: auto;
    }

    .fb-engineering .fb-section-heading {
        padding-right: 0;
        margin-bottom: 38px;
    }

    .fb-specification-box {
        padding: 38px 34px;
    }

        .fb-specification-box .text-lg-end {
            margin-top: 24px;
        }
}


/* =========================================================
   MOBILE
========================================================= */

@media (max-width: 767px) {

    .fb-section {
        padding: 54px 0;
    }

    .fb-section-heading {
        margin-bottom: 30px;
    }

        .fb-section-heading.text-center {
            margin-bottom: 38px;
        }

        .fb-section-heading h2,
        .fb-specification-box h2,
        .fb-final-cta-content h2 {
            font-size: 28px;
            line-height: 1.3;
        }

        .fb-section-heading p,
        .fb-specification-box p,
        .fb-final-cta-content p {
            font-size: 15px;
        }

    .fb-hero {
        padding: 70px 0 66px;
    }

        .fb-hero h1 {
            font-size: 39px;
        }

    .fb-hero-text {
        font-size: 16px;
    }

    .fb-hero-actions {
        flex-direction: column;
        align-items: flex-start;
    }

    .fb-btn-primary,
    .fb-btn-outline {
        width: 100%;
        max-width: 330px;
    }

    .fb-info-card,
    .fb-process-card,
    .fb-quality-card,
    .fb-application-card {
        min-height: auto;
    }

    .fb-engineering-list {
        grid-template-columns: 1fr;
    }

    .fb-specification {
        padding-bottom: 54px;
    }

    .fb-specification-box {
        padding: 30px 24px;
    }

    .fb-technical-table {
        min-width: 920px;
    }

    .fb-final-cta {
        padding: 64px 0;
    }
}


/* =========================================================
   SMALL MOBILE
========================================================= */

@media (max-width: 480px) {

    .fb-hero h1 {
        font-size: 34px;
    }

    .fb-section-heading h2,
    .fb-specification-box h2,
    .fb-final-cta-content h2 {
        font-size: 25px;
    }

    .fb-highlight-box,
    .fb-info-card,
    .fb-process-card,
    .fb-quality-card,
    .fb-application-card {
        padding: 23px 20px;
    }

    .fb-engineering-item {
        padding: 18px;
    }

    .fb-requirement-item {
        padding: 16px;
    }
}