/* =========================================================
   BIIO ENERGY
   ABOUT PAGE
========================================================= */

.about-hero {
    position: relative;
    min-height: 560px;
    overflow: hidden;
    display: flex;
    align-items: center;
    background: #06344d;
    color: #fff;
}

.about-hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    background:
        radial-gradient(circle at 78% 38%, rgba(57, 207, 74, 0.20), transparent 23%),
        radial-gradient(circle at 92% 90%, rgba(57, 207, 74, 0.12), transparent 30%),
        linear-gradient(115deg, #042d44 0%, #063f55 55%, #075063 100%);
}

.about-hero-bg::before {
    content: "";
    position: absolute;
    width: 620px;
    height: 620px;
    right: -180px;
    top: -250px;
    border: 1px solid rgba(72, 233, 91, 0.18);
    border-radius: 50%;
}

.about-hero-bg::after {
    content: "";
    position: absolute;
    width: 430px;
    height: 430px;
    right: 80px;
    bottom: -290px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 50%;
}

.about-hero-grid {
    position: absolute;
    inset: 0;
    z-index: 1;
    opacity: 0.25;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: linear-gradient(90deg, #000 0%, rgba(0, 0, 0, 0.65) 55%, transparent 100%);
    -webkit-mask-image: linear-gradient(90deg, #000 0%, rgba(0, 0, 0, 0.65) 55%, transparent 100%);
}

.about-hero-container {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 1370px;
    margin: 0 auto;
    padding: 100px 5%;
}

.about-hero-content {
    max-width: 780px;
}

.about-eyebrow,
.about-section-label {
    display: flex;
    align-items: center;
    gap: 11px;
    color: #42d451;
    font-size: 11px;
    line-height: 1;
    font-weight: 800;
    letter-spacing: 2.5px;
}

.about-eyebrow span,
.about-section-label span {
    width: 38px;
    height: 2px;
    flex: 0 0 38px;
    border-radius: 10px;
    background: #42d451;
}

.about-hero h1 {
    max-width: 760px;
    margin: 24px 0 0;
    color: #fff;
    font-size: clamp(48px, 6vw, 78px);
    line-height: 1.02;
    font-weight: 800;
    letter-spacing: -3px;
}

.about-hero h1 span {
    display: block;
    color: #42d451;
}

.about-hero-description {
    max-width: 690px;
    margin: 26px 0 0;
    color: rgba(255, 255, 255, 0.86);
    font-size: 16px;
    line-height: 1.75;
    font-weight: 500;
}

.about-hero-meta {
    display: flex;
    align-items: center;
    gap: 26px;
    margin-top: 44px;
}

.about-meta-item {
    display: flex;
    flex-direction: column;
    gap: 7px;
}

.about-meta-item strong {
    color: #42d451;
    font-size: 13px;
    line-height: 1;
    font-weight: 800;
}

.about-meta-item span {
    color: rgba(255, 255, 255, 0.86);
    font-size: 11px;
    line-height: 1;
    font-weight: 800;
    letter-spacing: 1.5px;
}

.about-meta-line {
    width: 1px;
    height: 34px;
    background: rgba(255, 255, 255, 0.22);
}


/* =========================================================
   INTRO
========================================================= */

.about-intro {
    position: relative;
    overflow: hidden;
    padding: 105px 5%;
    background: #fff;
}

.about-intro-container {
    width: 100%;
    max-width: 1250px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 0.9fr 1.35fr;
    gap: 100px;
    align-items: start;
}

.about-intro-left h2,
.about-why-left h2 {
    max-width: 480px;
    margin: 20px 0 0;
    color: #06344d;
    font-size: clamp(40px, 4.2vw, 60px);
    line-height: 1.05;
    font-weight: 800;
    letter-spacing: -2.5px;
}

.about-intro-left h2 span,
.about-why-left h2 span {
    display: block;
    color: #20b83d;
}

.about-intro-right {
    padding-top: 8px;
}

.about-intro-right p {
    max-width: 730px;
    margin: 0 0 22px;
    color: #5f7380;
    font-size: 16px;
    line-height: 1.8;
}

.about-intro-right p:last-child {
    margin-bottom: 0;
}


/* =========================================================
   MISSION / VISION
========================================================= */

.about-purpose {
    position: relative;
    overflow: hidden;
    padding: 80px 5%;
    background:
        radial-gradient(circle at 0% 50%, rgba(57, 207, 74, 0.08), transparent 25%),
        linear-gradient(180deg, #f5faf8 0%, #edf8f1 100%);
}

.about-purpose-container {
    width: 100%;
    max-width: 1120px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 26px;
}

.about-purpose-card {
    position: relative;
    min-height: 330px;
    padding: 42px 40px;
    overflow: hidden;
    border: 1px solid rgba(6, 52, 77, 0.07);
    border-radius: 24px;
    background: #fff;
    box-shadow: 0 14px 40px rgba(6, 52, 77, 0.07);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.about-purpose-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 22px 50px rgba(6, 52, 77, 0.11);
}

.about-purpose-number {
    position: absolute;
    top: 25px;
    right: 30px;
    color: rgba(57, 207, 74, 0.12);
    font-size: 72px;
    line-height: 1;
    font-weight: 800;
    letter-spacing: -4px;
}

.about-purpose-icon {
    width: 62px;
    height: 62px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: #eaf9ed;
    color: #20b83d;
}

.about-purpose-icon i {
    font-size: 27px;
}

.about-purpose-card h3 {
    margin: 26px 0 12px;
    color: #06344d;
    font-size: 25px;
    line-height: 1.2;
    font-weight: 800;
}

.about-purpose-card p {
    max-width: 490px;
    color: #627683;
    font-size: 14px;
    line-height: 1.75;
}


/* =========================================================
   WHY BIIO
========================================================= */

.about-why {
    position: relative;
    overflow: hidden;
    padding: 110px 5%;
    background: #fff;
}

.about-why-container {
    width: 100%;
    max-width: 1250px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 0.85fr 1.25fr;
    gap: 90px;
    align-items: center;
}

.about-why-left > p {
    max-width: 500px;
    margin-top: 25px;
    color: #627683;
    font-size: 15px;
    line-height: 1.75;
}

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

.about-feature {
    min-height: 205px;
    padding: 28px 25px;
    border: 1px solid rgba(6, 52, 77, 0.08);
    border-radius: 18px;
    background: #fff;
    box-shadow: 0 8px 28px rgba(6, 52, 77, 0.05);
    transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.about-feature:hover {
    transform: translateY(-5px);
    border-color: rgba(57, 207, 74, 0.25);
    box-shadow: 0 16px 35px rgba(6, 52, 77, 0.09);
}

.about-feature > i {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: #eaf9ed;
    color: #20b83d;
    font-size: 21px;
}

.about-feature h4 {
    margin: 18px 0 8px;
    color: #06344d;
    font-size: 17px;
    line-height: 1.3;
    font-weight: 800;
}

.about-feature p {
    color: #6a7d88;
    font-size: 13px;
    line-height: 1.6;
}


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

.about-cta {
    position: relative;
    overflow: hidden;
    padding: 90px 5%;
    background:
        linear-gradient(115deg, #06344d 0%, #06465a 65%, #075064 100%);
    color: #fff;
}

.about-cta-circle {
    position: absolute;
    width: 620px;
    height: 620px;
    right: -260px;
    top: -360px;
    border: 1px solid rgba(57, 207, 74, 0.2);
    border-radius: 50%;
}

.about-cta-circle::after {
    content: "";
    position: absolute;
    width: 410px;
    height: 410px;
    right: 105px;
    top: 105px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 50%;
}

.about-cta-container {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.about-cta-container h2 {
    margin: 0;
    color: #fff;
    font-size: clamp(38px, 4.5vw, 60px);
    line-height: 1.08;
    font-weight: 800;
    letter-spacing: -2px;
}

.about-cta-container h2 span {
    color: #42d451;
}

.about-cta-container p {
    max-width: 680px;
    margin: 20px auto 0;
    color: rgba(255, 255, 255, 0.82);
    font-size: 15px;
    line-height: 1.7;
}

.about-cta-btn {
    min-height: 52px;
    margin-top: 30px;
    padding: 0 25px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    border-radius: 28px;
    background: #27c542;
    color: #fff;
    font-size: 14px;
    font-weight: 800;
    box-shadow: 0 10px 24px rgba(20, 173, 54, 0.2);
    transition: transform 0.25s ease, background 0.25s ease;
}

.about-cta-btn:hover {
    background: #1fb239;
    transform: translateY(-2px);
}

.about-cta-btn i {
    font-size: 17px;
}


/* =========================================================
   RESPONSIVE
========================================================= */

@media (max-width: 1100px) {

    .about-hero-container {
        padding-left: 7%;
        padding-right: 7%;
    }

    .about-intro-container,
    .about-why-container {
        grid-template-columns: 1fr 1fr;
        gap: 55px;
    }

    .about-why-container {
        gap: 45px;
    }

}


@media (max-width: 800px) {

    .about-hero {
        min-height: 610px;
    }

    .about-hero-container {
        padding: 80px 7%;
    }

    .about-hero h1 {
        font-size: 49px;
        letter-spacing: -2px;
    }

    .about-hero-description {
        font-size: 14px;
        line-height: 1.7;
    }

    .about-hero-meta {
        gap: 17px;
        margin-top: 35px;
    }

    .about-meta-item span {
        font-size: 9px;
        letter-spacing: 1px;
    }

    .about-intro {
        padding: 75px 7%;
    }

    .about-intro-container,
    .about-why-container {
        grid-template-columns: 1fr;
        gap: 45px;
    }

    .about-intro-left h2,
    .about-why-left h2 {
        font-size: 43px;
    }

    .about-purpose {
        padding: 65px 7%;
    }

    .about-purpose-container {
        grid-template-columns: 1fr;
    }

    .about-purpose-card {
        min-height: 290px;
    }

    .about-why {
        padding: 75px 7%;
    }

    .about-feature-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .about-cta {
        padding: 75px 7%;
    }

}


@media (max-width: 560px) {

    .about-hero {
        min-height: 600px;
    }

    .about-hero-container {
        padding: 65px 6%;
    }

    .about-eyebrow,
    .about-section-label {
        font-size: 9px;
        letter-spacing: 1.8px;
    }

    .about-hero h1 {
        margin-top: 20px;
        font-size: 39px;
        line-height: 1.06;
        letter-spacing: -1.5px;
    }

    .about-hero-description {
        margin-top: 20px;
        font-size: 13px;
    }

    .about-hero-meta {
        width: 100%;
        justify-content: space-between;
        gap: 10px;
        margin-top: 32px;
    }

    .about-meta-line {
        height: 28px;
    }

    .about-meta-item span {
        font-size: 8px;
        letter-spacing: 0.8px;
    }

    .about-intro {
        padding: 60px 6%;
    }

    .about-intro-left h2,
    .about-why-left h2 {
        font-size: 36px;
        letter-spacing: -1.5px;
    }

    .about-intro-right p {
        font-size: 14px;
        line-height: 1.7;
    }

    .about-purpose {
        padding: 55px 6%;
    }

    .about-purpose-card {
        min-height: auto;
        padding: 32px 25px;
        border-radius: 20px;
    }

    .about-purpose-number {
        font-size: 58px;
    }

    .about-purpose-card h3 {
        font-size: 22px;
    }

    .about-purpose-card p {
        font-size: 13px;
    }

    .about-why {
        padding: 65px 6%;
    }

    .about-feature-grid {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .about-feature {
        min-height: auto;
        padding: 25px 22px;
    }

    .about-cta {
        padding: 65px 6%;
    }

    .about-cta-container h2 {
        font-size: 36px;
        letter-spacing: -1.5px;
    }

    .about-cta-container p {
        font-size: 13px;
    }

    .about-cta-btn {
        width: 100%;
    }

}