:root {

    --about-black: #101010;
    --about-dark: #171414;

    --about-brown: #3A302E;
    --about-mocha: #5A493F;

    --about-gold: #F6C777;
    --about-gold-hover: #FFD58D;

    --about-cream: #F8E6D7;
    --about-white: #FFFFFF;

    --about-text: #F5F1EC;
    --about-muted: #B9AEA5;

}
/* =========================================================
   ABOUT PAGE — NORTH BLACK DIFFERENCE
========================================================= */

.about-difference {
    position: relative;

    width: 100%;

    padding: 120px 0 130px;

    background: var(--about-black);

    overflow: hidden;
}


/* =========================================================
   CONTAINER
========================================================= */

.about-difference-container {
    width: min(1200px, calc(100% - 100px));

    margin: 0 auto;
}


/* =========================================================
   HEADER
========================================================= */

.about-difference-header {
    width: 100%;

    max-width: 850px;

    margin: 0 auto 65px;

    text-align: center;
}


/* =========================================================
   SMALL LABEL
========================================================= */

.about-difference-label {
    display: inline-flex;

    align-items: center;

    justify-content: center;

    gap: 12px;

    margin-bottom: 20px;

    color: var(--about-gold);

    font-family:
        Arial,
        Helvetica,
        sans-serif;

    font-size: 11px;

    font-weight: 600;

    letter-spacing: 4px;

    line-height: 1;

    text-transform: uppercase;
}


.about-difference-label::before,
.about-difference-label::after {
    content: "";

    width: 32px;

    height: 1px;

    background: var(--about-gold);

    opacity: 0.8;
}


/* =========================================================
   TITLE
========================================================= */

.about-difference-title {
    margin: 0;

    color: var(--about-white);

    font-family:
        Georgia,
        "Times New Roman",
        serif;

    font-size: clamp(44px, 4.5vw, 60px);

    font-weight: 500;

    line-height: 1.1;

    letter-spacing: -1.5px;
}


.about-difference-title span {
    color: var(--about-gold);
}


/* =========================================================
   DESCRIPTION
========================================================= */

.about-difference-description {
    max-width: 720px;

    margin: 24px auto 0;

    color: var(--about-muted);

    font-family:
        Arial,
        Helvetica,
        sans-serif;

    font-size: 16px;

    font-weight: 400;

    line-height: 1.7;
}


/* =========================================================
   CARDS GRID
========================================================= */

.about-difference-grid {
    display: grid;

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

    gap: 30px;
}


/* =========================================================
   DIFFERENCE CARD
========================================================= */

.about-difference-card {
    position: relative;

    padding: 34px 32px 32px;

    background:
        linear-gradient(
            145deg,
            rgba(58, 48, 46, 0.38),
            rgba(23, 20, 20, 0.80)
        );

    border: 1px solid rgba(246, 199, 119, 0.13);

    border-radius: 20px;

    overflow: hidden;

    transition:
        transform 0.45s ease,
        border-color 0.45s ease,
        box-shadow 0.45s ease;
}


/* =========================================================
   TOP GOLD ACCENT
========================================================= */

.about-difference-card::before {
    content: "";

    position: absolute;

    top: 0;
    left: 0;

    width: 100%;

    height: 2px;

    background:
        linear-gradient(
            90deg,
            transparent,
            var(--about-gold),
            transparent
        );

    opacity: 0.45;

    transition:
        opacity 0.45s ease;
}


/* =========================================================
   CARD HOVER
========================================================= */

.about-difference-card:hover {
    transform: translateY(-7px);

    border-color:
        rgba(246, 199, 119, 0.28);

    box-shadow:
        0 25px 55px rgba(0, 0, 0, 0.35);
}


.about-difference-card:hover::before {
    opacity: 1;
}


/* =========================================================
   CARD TOP
========================================================= */

.about-difference-card-top {
    display: flex;

    align-items: center;

    gap: 15px;

    margin-bottom: 22px;
}


/* =========================================================
   CARD ICON
========================================================= */

.about-difference-icon {
    width: 30px;
    height: 30px;

    flex-shrink: 0;

    display: flex;

    align-items: center;
    justify-content: center;

    border: 1px solid var(--about-gold);

    border-radius: 50%;

    color: var(--about-gold);

    font-family:
        Arial,
        Helvetica,
        sans-serif;

    font-size: 15px;

    font-weight: 600;

    line-height: 1;
}


/* =========================================================
   CARD TITLE
========================================================= */

.about-difference-card h3 {
    margin: 0;

    color: var(--about-text);

    font-family:
        Georgia,
        "Times New Roman",
        serif;

    font-size: 27px;

    font-weight: 500;

    line-height: 1.2;
}


/* =========================================================
   CARD DESCRIPTION
========================================================= */

.about-difference-card-description {
    margin: 0 0 25px;

    color: var(--about-muted);

    font-family:
        Arial,
        Helvetica,
        sans-serif;

    font-size: 15px;

    font-weight: 400;

    line-height: 1.75;
}


/* =========================================================
   LIST
========================================================= */

.about-difference-list {
    display: flex;

    flex-direction: column;

    gap: 14px;

    margin: 0;

    padding: 0;

    list-style: none;
}


/* =========================================================
   LIST ITEM
========================================================= */

.about-difference-list li {
    display: flex;

    align-items: center;

    gap: 12px;

    color: rgba(245, 241, 236, 0.78);

    font-family:
        Arial,
        Helvetica,
        sans-serif;

    font-size: 14px;

    font-weight: 400;

    line-height: 1.5;
}


/* =========================================================
   LIST CHECK
========================================================= */

.about-difference-list li span {
    width: 19px;
    height: 19px;

    flex-shrink: 0;

    display: flex;

    align-items: center;
    justify-content: center;

    border: 1px solid var(--about-gold);

    border-radius: 50%;

    color: var(--about-gold);

    font-size: 10px;

    font-weight: 700;

    line-height: 1;
}


/* =========================================================
   REVEAL — LEFT CARD
========================================================= */

.about-difference-card.reveal-left {
    opacity: 0;

    transform: translateX(-60px);

    transition:
        opacity 0.85s ease,
        transform 0.85s ease,
        border-color 0.45s ease,
        box-shadow 0.45s ease;
}


/* =========================================================
   REVEAL — RIGHT CARD
========================================================= */

.about-difference-card.reveal-right {
    opacity: 0;

    transform: translateX(60px);

    transition:
        opacity 0.85s ease,
        transform 0.85s ease,
        border-color 0.45s ease,
        box-shadow 0.45s ease;
}


/* =========================================================
   REVEAL ACTIVE
========================================================= */

.about-difference-card.reveal-left.active,
.about-difference-card.reveal-right.active {
    opacity: 1;

    transform: translateX(0);
}


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

@media (max-width: 1050px) {

    .about-difference {
        padding: 100px 0 110px;
    }


    .about-difference-container {
        width: calc(100% - 60px);
    }


    .about-difference-grid {
        gap: 20px;
    }


    .about-difference-card {
        padding: 30px 27px;
    }


    .about-difference-card h3 {
        font-size: 25px;
    }

}


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

@media (max-width: 768px) {

    .about-difference {
        padding: 80px 0 90px;
    }


    .about-difference-container {
        width: calc(100% - 40px);
    }


    .about-difference-header {
        margin-bottom: 45px;
    }


    .about-difference-label {
        font-size: 10px;

        letter-spacing: 3px;
    }


    .about-difference-label::before,
    .about-difference-label::after {
        width: 25px;
    }


    .about-difference-title {
        font-size: clamp(40px, 10vw, 52px);

        letter-spacing: -1px;
    }


    .about-difference-description {
        margin-top: 20px;

        font-size: 15px;

        line-height: 1.65;
    }


    .about-difference-grid {
        grid-template-columns: 1fr;

        gap: 18px;
    }


    .about-difference-card {
        padding: 28px 25px;

        border-radius: 18px;
    }


    .about-difference-card h3 {
        font-size: 24px;
    }


    .about-difference-card-description {
        font-size: 14px;

        line-height: 1.7;
    }


    .about-difference-list {
        gap: 12px;
    }


    .about-difference-list li {
        font-size: 13px;
    }


    /* Mobile reveal becomes vertical */

    .about-difference-card.reveal-left,
    .about-difference-card.reveal-right {
        transform: translateY(40px);
    }


    .about-difference-card.reveal-left.active,
    .about-difference-card.reveal-right.active {
        transform: translateY(0);
    }

}


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

@media (max-width: 480px) {

    .about-difference {
        padding: 70px 0 80px;
    }


    .about-difference-container {
        width: calc(100% - 30px);
    }


    .about-difference-title {
        font-size: 38px;
    }


    .about-difference-description {
        font-size: 14px;
    }


    .about-difference-card {
        padding: 25px 22px;

        border-radius: 16px;
    }


    .about-difference-card-top {
        gap: 12px;

        margin-bottom: 19px;
    }


    .about-difference-icon {
        width: 27px;
        height: 27px;

        font-size: 13px;
    }


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


    .about-difference-card-description {
        margin-bottom: 22px;

        font-size: 13px;
    }


    .about-difference-list li {
        font-size: 12.5px;
    }

}


/* =========================================================
   REDUCED MOTION
========================================================= */

@media (prefers-reduced-motion: reduce) {

    .about-difference-card.reveal-left,
    .about-difference-card.reveal-right {

        opacity: 1 !important;

        transform: none !important;

        transition: none !important;
    }


    .about-difference-card {
        transition: none !important;
    }

}