/* =========================================
   MFDCO ABOUT PAGE
   ========================================= */


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

.about-hero {

    position: relative;

    min-height: 520px;

    display: flex;

    align-items: center;

    overflow: hidden;

    background:
        linear-gradient(
            135deg,
            #101820 0%,
            #18242d 50%,
            #0b1015 100%
        );

}


.about-hero::before {

    content: "";

    position: absolute;

    inset: 0;

    background-image:
        linear-gradient(
            rgba(255,255,255,0.03) 1px,
            transparent 1px
        ),
        linear-gradient(
            90deg,
            rgba(255,255,255,0.03) 1px,
            transparent 1px
        );

    background-size:
        50px 50px;

}


.about-hero-overlay {

    position: absolute;

    inset: 0;

    background:
        linear-gradient(
            90deg,
            rgba(8,13,18,0.95),
            rgba(8,13,18,0.5),
            rgba(8,13,18,0.85)
        );

}


.about-hero-content {

    position: relative;

    z-index: 2;

    width: min(
        1200px,
        calc(100% - 80px)
    );

    margin: 0 auto;

}


.about-hero-label {

    margin: 0 0 24px;

    color: #9caab4;

    font-size: 12px;

    letter-spacing: 0.3em;

    font-weight: 600;

}


.about-hero h1 {

    margin: 0;

    color: #ffffff;

    font-size: clamp(
        48px,
        7vw,
        88px
    );

    font-weight: 700;

    letter-spacing: 0.04em;

}


.about-hero-subtitle {

    margin: 24px 0 0;

    color: #aab6be;

    font-size: 16px;

    letter-spacing: 0.12em;

}


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

.about-section {

    padding: 120px 0;

    background: #ffffff;

}


.about-section-inner {

    width: min(
        1200px,
        calc(100% - 80px)
    );

    margin: 0 auto;

}


.about-section-heading {

    display: grid;

    grid-template-columns:
        90px 1fr;

    gap: 30px;

    margin-bottom: 80px;

}


.about-number {

    color: #c3cbd0;

    font-size: 13px;

    letter-spacing: 0.15em;

    font-weight: 700;

}


.about-label {

    margin: 0 0 12px;

    color: #78858d;

    font-size: 11px;

    font-weight: 700;

    letter-spacing: 0.25em;

}


.about-section h2 {

    margin: 0;

    color: #11181d;

    font-size: clamp(
        30px,
        4vw,
        48px
    );

    letter-spacing: 0.04em;

}


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

.about-introduction-content {

    display: grid;

    grid-template-columns:
        1fr 1fr;

    gap: 100px;

}


.about-lead {

    border-left: 3px solid #222d34;

    padding-left: 35px;

}


.about-lead p {

    margin: 0;

    color: #1b242a;

    font-size: 25px;

    line-height: 1.9;

    font-weight: 600;

}


.about-body {

    color: #5e6a71;

    font-size: 15px;

    line-height: 2.2;

}


.about-body p {

    margin: 0 0 30px;

}


.about-body p:last-child {

    margin-bottom: 0;

}


/* =========================================
   PURPOSE
   ========================================= */

.about-purpose {

    background: #f3f5f6;

}


.purpose-grid {

    display: grid;

    grid-template-columns:
        repeat(2, 1fr);

    gap: 1px;

    background: #d7dde0;

    border: 1px solid #d7dde0;

}


.purpose-card {

    position: relative;

    padding: 50px;

    background: #ffffff;

}


.purpose-number {

    display: block;

    margin-bottom: 45px;

    color: #9ba6ac;

    font-size: 12px;

    letter-spacing: 0.15em;

}


.purpose-card h3 {

    margin: 0 0 20px;

    color: #172027;

    font-size: 22px;

}


.purpose-card p {

    margin: 0;

    color: #657178;

    font-size: 14px;

    line-height: 2;

}


/* =========================================
   ACTIVITIES
   ========================================= */

.about-activities {

    background: #ffffff;

}


.activities-list {

    border-top: 1px solid #d7dde0;

}


.activity-item {

    display: grid;

    grid-template-columns:
        100px 1fr;

    gap: 40px;

    padding: 45px 0;

    border-bottom: 1px solid #d7dde0;

}


.activity-number {

    color: #a2adb3;

    font-size: 13px;

    font-weight: 700;

    letter-spacing: 0.1em;

}


.activity-content h3 {

    margin: 0 0 15px;

    color: #182127;

    font-size: 22px;

}


.activity-content p {

    max-width: 760px;

    margin: 0;

    color: #657178;

    font-size: 14px;

    line-height: 2;

}


/* =========================================
   PHILOSOPHY
   ========================================= */

.about-philosophy {

    position: relative;

    overflow: hidden;

    background: #121b21;

}


.about-philosophy-background {

    position: absolute;

    inset: 0;

    opacity: 0.4;

    background-image:
        linear-gradient(
            rgba(255,255,255,0.04) 1px,
            transparent 1px
        ),
        linear-gradient(
            90deg,
            rgba(255,255,255,0.04) 1px,
            transparent 1px
        );

    background-size: 60px 60px;

}


.about-philosophy .about-section-inner {

    position: relative;

    z-index: 2;

}


.about-philosophy .about-number {

    color: #68757c;

}


.about-philosophy .about-label {

    color: #839097;

}


.about-philosophy h2 {

    color: #ffffff;

}


.philosophy-content {

    max-width: 850px;

    margin-left: 120px;

}


.philosophy-lead {

    margin: 0 0 60px;

    color: #ffffff;

    font-size: clamp(
        28px,
        4vw,
        52px
    );

    line-height: 1.6;

    font-weight: 600;

}


.philosophy-content p:not(
    .philosophy-lead
) {

    margin: 0 0 30px;

    color: #aab5bb;

    font-size: 15px;

    line-height: 2.2;

}


/* =========================================
   ORGANIZATION
   ========================================= */

.organization-grid {

    display: grid;

    grid-template-columns:
        repeat(2, 1fr);

    gap: 0;

    border-top: 1px solid #d7dde0;

}


.organization-item {

    padding: 35px 0;

    border-bottom: 1px solid #d7dde0;

}


.organization-item:nth-child(
    odd
) {

    margin-right: 60px;

}


.organization-item span {

    display: block;

    margin-bottom: 12px;

    color: #8a969d;

    font-size: 10px;

    letter-spacing: 0.2em;

    font-weight: 700;

}


.organization-item strong {

    color: #1b252b;

    font-size: 18px;

    font-weight: 600;

}


/* =========================================
   JOIN
   ========================================= */

.about-join {

    padding: 130px 0;

    background:
        linear-gradient(
            135deg,
            #1c2931,
            #0c1217
        );

}


.about-join-content {

    width: min(
        800px,
        calc(100% - 80px)
    );

    margin: 0 auto;

    text-align: center;

}


.about-join .about-label {

    color: #8c9aa2;

}


.about-join h2 {

    margin: 0 0 30px;

    color: #ffffff;

    font-size: clamp(
        36px,
        5vw,
        64px
    );

    line-height: 1.5;

}


.about-join p:not(
    .about-label
) {

    margin: 0 auto 45px;

    max-width: 600px;

    color: #aab5bb;

    font-size: 15px;

    line-height: 2;

}


.about-join .join-large-button {

    display: inline-flex;

    align-items: center;

    justify-content: center;

    gap: 25px;

    padding: 20px 35px;

    border: 1px solid
        rgba(255,255,255,0.3);

    color: #377567;

    text-decoration: none;

    font-size: 13px;

    letter-spacing: 0.08em;

    transition:
        background 0.3s ease,
        border-color 0.3s ease;

}


.about-join
.join-large-button:hover {

    background: rgba(
        255,
        255,
        255,
        0.08
    );

    border-color: #ffffff;

}


.about-join
.join-large-button span {

    font-size: 20px;

}


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

@media (
    max-width: 800px
) {

    .about-hero {

        min-height: 420px;

    }


    .about-hero-content {

        width: calc(
            100% - 40px
        );

    }


    .about-section {

        padding: 80px 0;

    }


    .about-section-inner {

        width: calc(
            100% - 40px
        );

    }


    .about-section-heading {

        grid-template-columns:
            50px 1fr;

        gap: 15px;

        margin-bottom: 50px;

    }


    .about-introduction-content {

        grid-template-columns: 1fr;

        gap: 50px;

    }


    .about-lead {

        padding-left: 20px;

    }


    .about-lead p {

        font-size: 20px;

    }


    .purpose-grid {

        grid-template-columns: 1fr;

    }


    .purpose-card {

        padding: 35px 25px;

    }


    .activity-item {

        grid-template-columns:
            50px 1fr;

        gap: 15px;

        padding: 35px 0;

    }


    .philosophy-content {

        margin-left: 0;

    }


    .organization-grid {

        grid-template-columns: 1fr;

    }


    .organization-item:nth-child(
        odd
    ) {

        margin-right: 0;

    }


    .about-join {

        padding: 90px 0;

    }


    .about-join-content {

        width: calc(
            100% - 40px
        );

    }

}

/* =========================================
   ABOUT HERO BACKGROUND
   ========================================= */

.about-hero {
    position: relative;
    min-height: 70vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    background: #050505;
}


/* -----------------------------------------
   BACKGROUND IMAGE
----------------------------------------- */

.about-hero-background {
    position: absolute;
    inset: 0;

    background-image:
        url("../assets/about-hero.png");

    background-size: cover;
    background-position: center;
    aspect-ratio: 16 / 9; 
    z-index: 0;

    transform: scale(1.02);
}


/* -----------------------------------------
   DARK OVERLAY
----------------------------------------- */

.about-hero-overlay {
    position: absolute;
    inset: 0;

    background:
        linear-gradient(
            90deg,
            rgba(0, 0, 0, 0.82) 0%,
            rgba(0, 0, 0, 0.62) 45%,
            rgba(0, 0, 0, 0.38) 100%
        );

    z-index: 1;
}


/* -----------------------------------------
   HERO CONTENT
----------------------------------------- */

.about-hero-content {
    position: relative;

    z-index: 2;

    width: min(
        1200px,
        calc(100% - 80px)
    );

    margin: 0 auto;

    color: #fff;
}


.about-hero-label {
    margin-bottom: 20px;

    font-size: 0.8rem;

    letter-spacing: 0.25em;

    color: rgba(255,255,255,0.65);
}


.about-hero-content h1 {
    margin: 0;

    font-size: clamp(
        2.5rem,
        6vw,
        5.5rem
    );

    line-height: 1.15;

    letter-spacing: 0.04em;

    font-weight: 700;
}


.about-hero-subtitle {
    margin-top: 30px;

    font-size: 1rem;

    letter-spacing: 0.18em;

    color: rgba(255,255,255,0.75);
}



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

.about-video-section {
    background: #111;
    color: #fff;
}


.about-video-wrapper {
    margin-top: 60px;
}


/* -----------------------------------------
   VIDEO
----------------------------------------- */

.about-video {
    position: relative;

    width: 50%;

    aspect-ratio: 16 / 9;

    overflow: hidden;

    background: #050505;

    border: 1px solid rgba(
        255,
        255,
        255,
        0.08
    );
}


.about-video video {
    display: block;

    width: 100%;
    height: 100%;

    object-fit: cover;
}


/* -----------------------------------------
   VIDEO CAPTION
----------------------------------------- */

.about-video-caption {
    display: flex;

    justify-content: space-between;

    align-items: center;

    gap: 40px;

    margin-top: 20px;

    padding-bottom: 10px;
}


.about-video-caption p {
    margin: 0;

    color: rgba(
        255,
        255,
        255,
        0.65
    );

    line-height: 1.8;
}


.about-video-caption .about-video-label {
    flex-shrink: 0;

    color: #fff;

    font-size: 0.75rem;

    letter-spacing: 0.18em;
}



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

@media (max-width: 768px) {


    .about-hero {
        min-height: 65vh;
    }


    .about-hero-content {
        width: calc(100% - 40px);
    }


    .about-hero-content h1 {
        font-size: 2.4rem;
    }


    .about-hero-background {
        background-position: center;
    }


    .about-video-wrapper {
        margin-top: 40px;
    }


    .about-video-caption {
        display: block;
    }


    .about-video-caption .about-video-label {
        margin-bottom: 10px;
    }

}