/* ==========================================================
   ATLAS ABOUT
   ========================================================== */

.about-container {
    width: min(1180px, calc(100% - 40px));
    margin: 0 auto;
}


/* ==========================================================
   SHARED
   ========================================================== */

.about-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 9px;

    margin-bottom: 18px;

    color: #bfdbfe;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1.7px;
}

.about-eyebrow::before {
    content: "";

    width: 24px;
    height: 2px;

    border-radius: 2px;
    background: currentColor;
}

.about-section-label {
    display: inline-block;
    margin-bottom: 14px;

    color: var(--public-primary);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1.5px;
}

.about-section-heading {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 60px;

    margin-bottom: 55px;
}

.about-section-heading h2 {
    max-width: 600px;

    color: var(--public-heading);
    font-size: clamp(31px, 4vw, 46px);
    font-weight: 600;
    line-height: 1.18;
    letter-spacing: -1.6px;
}

.about-section-heading h2 span {
    color: var(--public-primary);
}

.about-section-heading > p {
    max-width: 430px;

    color: var(--public-muted);
    font-size: 14px;
    line-height: 1.85;
}

.about-section-heading--center {
    max-width: 720px;
    margin: 0 auto 55px;

    display: block;
    text-align: center;
}

.about-section-heading--center h2 {
    margin: 0 auto;
}

.about-section-heading--center > p {
    max-width: 610px;
    margin: 18px auto 0;
}


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

.about-hero {
    position: relative;
    min-height: 550px;

    display: flex;
    align-items: center;

    overflow: hidden;
}

.about-hero__image {
    position: absolute;
    inset: 0;

    background:
        url("https://images.unsplash.com/photo-1523240795612-9a054b0db644?auto=format&fit=crop&w=2000&q=85")
        center / cover no-repeat;

    transform: scale(1.01);
}

.about-hero__overlay {
    position: absolute;
    inset: 0;

    background:
        linear-gradient(
            90deg,
            rgba(8, 18, 38, 0.93) 0%,
            rgba(8, 18, 38, 0.78) 42%,
            rgba(8, 18, 38, 0.40) 72%,
            rgba(8, 18, 38, 0.20) 100%
        );
}

.about-hero__container {
    position: relative;
    z-index: 1;
}

.about-hero__content {
    max-width: 680px;
    padding: 90px 0;
}

.about-hero h1 {
    color: #fff;

    font-size: clamp(42px, 5vw, 64px);
    font-weight: 600;
    line-height: 1.08;
    letter-spacing: -2.3px;
}

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

.about-hero p {
    max-width: 610px;
    margin-top: 23px;

    color: #d0d5dd;
    font-size: 15px;
    line-height: 1.9;
}


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

.about-intro {
    padding: 115px 0;

    background: var(--public-surface);
}

.about-intro__grid {
    display: grid;
    grid-template-columns: 0.75fr 1.25fr;
    gap: 100px;
    align-items: center;
}

.about-intro__brand {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.about-logo-card {
    width: 210px;
    height: 210px;

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

    border: 1px solid var(--public-border);
    border-radius: 22px;

    background:
        linear-gradient(
            145deg,
            #ffffff,
            #f5f8fc
        );

    box-shadow:
        0 18px 40px rgba(16, 24, 40, 0.08);
}

.about-logo-card img {
    width: 155px;
    height: auto;
}

.about-intro__brand > span {
    margin-top: 20px;

    color: var(--public-muted);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 1.4px;
}

.about-intro__content {
    max-width: 650px;
}

.about-intro__content h2 {
    max-width: 580px;

    color: var(--public-heading);
    font-size: clamp(31px, 4vw, 45px);
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -1.5px;
}

.about-intro__content p {
    margin-top: 20px;

    color: var(--public-muted);
    font-size: 14px;
    line-height: 1.95;
}


/* ==========================================================
   PLATFORM
   ========================================================== */

.about-platform {
    padding: 115px 0;

    background:
        linear-gradient(
            180deg,
            #f8fafc,
            #f5f8fc
        );
}

.about-platform__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

.about-platform-card {
    position: relative;

    min-height: 235px;
    padding: 30px;

    background: #fff;
    border: 1px solid var(--public-border);
    border-radius: var(--public-radius-lg);

    transition:
        transform var(--public-transition),
        border-color var(--public-transition),
        box-shadow var(--public-transition);
}

.about-platform-card:hover {
    transform: translateY(-5px);

    border-color: #d5def0;

    box-shadow:
        0 15px 35px rgba(16, 24, 40, 0.08);
}

.about-platform-card__number {
    display: block;
    margin-bottom: 30px;

    color: var(--public-primary);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1px;
}

.about-platform-card h3 {
    margin-bottom: 10px;

    color: var(--public-heading);
    font-size: 16px;
    font-weight: 600;
}

.about-platform-card p {
    color: var(--public-muted);
    font-size: 13px;
    line-height: 1.85;
}


/* ==========================================================
   PRINCIPLES
   ========================================================== */

.about-principles {
    padding: 115px 0;

    background: #fff;
}

.about-principles__grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 100px;
    align-items: start;
}

.about-principles__heading {
    position: sticky;
    top: 110px;
}

.about-principles__heading h2 {
    max-width: 500px;

    color: var(--public-heading);
    font-size: clamp(32px, 4vw, 46px);
    font-weight: 600;
    line-height: 1.18;
    letter-spacing: -1.6px;
}

.about-principles__heading h2 span {
    color: var(--public-primary);
}

.about-principles__heading p {
    max-width: 500px;
    margin-top: 20px;

    color: var(--public-muted);
    font-size: 14px;
    line-height: 1.9;
}

.about-principles__list {
    display: flex;
    flex-direction: column;
}

.about-principle {
    padding: 28px 0;

    display: grid;
    grid-template-columns: 48px 1fr;
    gap: 22px;

    border-bottom: 1px solid var(--public-border);
}

.about-principle:first-child {
    padding-top: 0;
}

.about-principle:last-child {
    border-bottom: 0;
}

.about-principle__number {
    width: 38px;
    height: 38px;

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

    border: 1px solid #dbe8ff;
    border-radius: 10px;

    color: var(--public-primary);
    background: var(--public-primary-soft);

    font-size: 10px;
    font-weight: 700;
}

.about-principle h3 {
    margin-bottom: 7px;

    color: var(--public-heading);
    font-size: 15px;
    font-weight: 600;
}

.about-principle p {
    max-width: 540px;

    color: var(--public-muted);
    font-size: 13px;
    line-height: 1.8;
}


/* ==========================================================
   USERS
   ========================================================== */

.about-users {
    padding: 115px 0;

    background: var(--public-soft);
}

.about-users__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
}

.about-user {
    padding: 30px 25px;

    background: #fff;
    border: 1px solid var(--public-border);
    border-radius: var(--public-radius-lg);

    text-align: center;

    transition:
        transform var(--public-transition),
        box-shadow var(--public-transition);
}

.about-user:hover {
    transform: translateY(-4px);

    box-shadow:
        0 12px 30px rgba(16, 24, 40, 0.07);
}

.about-user__icon {
    width: 48px;
    height: 48px;

    margin: 0 auto 19px;

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

    border-radius: 12px;

    color: var(--public-primary);
    background: var(--public-primary-soft);

    font-size: 10px;
    font-weight: 700;
}

.about-user h3 {
    margin-bottom: 9px;

    color: var(--public-heading);
    font-size: 14px;
    font-weight: 600;
}

.about-user p {
    color: var(--public-muted);
    font-size: 12px;
    line-height: 1.8;
}


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

.about-cta {
    padding: 105px 0;

    background: #fff;
}

.about-cta__box {
    position: relative;
    overflow: hidden;

    padding: 58px 62px;

    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 45px;

    border-radius: 20px;

    background:
        radial-gradient(
            circle at 85% 15%,
            rgba(59, 130, 246, 0.25),
            transparent 30%
        ),
        linear-gradient(
            135deg,
            #111827,
            #22385f
        );

    box-shadow:
        0 18px 45px rgba(16, 24, 40, 0.12);
}

.about-cta__content {
    position: relative;
    z-index: 1;

    max-width: 650px;
}

.about-cta h2 {
    color: #fff;

    font-size: clamp(29px, 4vw, 43px);
    font-weight: 600;
    line-height: 1.18;
    letter-spacing: -1.5px;
}

.about-cta p {
    margin-top: 13px;

    color: #b9c3d4;
    font-size: 14px;
    line-height: 1.8;
}

.about-cta__actions {
    position: relative;
    z-index: 2;

    display: flex;
    align-items: center;
    gap: 10px;

    flex-shrink: 0;
}


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

.about-button {
    min-height: 45px;

    padding: 11px 20px;

    display: inline-flex;
    align-items: center;
    justify-content: center;

    border: 1px solid transparent;
    border-radius: var(--public-radius-sm);

    font-size: 13px;
    font-weight: 600;

    transition:
        transform var(--public-transition),
        background var(--public-transition),
        border-color var(--public-transition),
        box-shadow var(--public-transition);
}

.about-button:hover {
    transform: translateY(-2px);
}

.about-button--primary {
    color: #fff;

    background: var(--public-primary);
    border-color: var(--public-primary);

    box-shadow:
        0 6px 16px rgba(37, 99, 235, 0.22);
}

.about-button--primary:hover {
    background: var(--public-primary-dark);
    border-color: var(--public-primary-dark);
}

.about-button--light {
    color: #fff;

    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.28);

    backdrop-filter: blur(8px);
}

.about-button--light:hover {
    background: rgba(255, 255, 255, 0.16);
    border-color: rgba(255, 255, 255, 0.42);
}


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

@media (max-width: 1000px) {

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

    .about-intro__grid,
    .about-principles__grid {
        gap: 65px;
    }
}


@media (max-width: 900px) {

    .about-hero {
        min-height: 500px;
    }

    .about-intro {
        padding: 90px 0;
    }

    .about-intro__grid {
        grid-template-columns: 1fr;
        gap: 45px;
    }

    .about-platform,
    .about-principles,
    .about-users {
        padding: 90px 0;
    }

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

    .about-principles__grid {
        grid-template-columns: 1fr;
        gap: 50px;
    }

    .about-principles__heading {
        position: static;
    }

    .about-cta__box {
        padding: 48px;
    }
}


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

@media (max-width: 700px) {

    .about-container {
        width: min(100% - 28px, 1180px);
    }


    /* HERO */

    .about-hero {
        min-height: 520px;
    }

    .about-hero__image {
        background-position: 62% center;
    }

    .about-hero__overlay {
        background:
            linear-gradient(
                90deg,
                rgba(8, 18, 38, 0.95),
                rgba(8, 18, 38, 0.68)
            );
    }

    .about-hero__content {
        padding: 70px 0;
    }

    .about-hero h1 {
        font-size: clamp(38px, 10vw, 51px);
        letter-spacing: -1.8px;
    }

    .about-hero p {
        font-size: 14px;
        line-height: 1.85;
    }


    /* INTRO */

    .about-intro {
        padding: 75px 0;
    }

    .about-logo-card {
        width: 175px;
        height: 175px;
        border-radius: 18px;
    }

    .about-logo-card img {
        width: 130px;
    }

    .about-intro__content h2 {
        font-size: 31px;
        letter-spacing: -1px;
    }


    /* SECTION HEADINGS */

    .about-section-heading {
        display: block;
        margin-bottom: 40px;
    }

    .about-section-heading > p {
        margin-top: 18px;
    }

    .about-section-heading h2 {
        font-size: 32px;
    }


    /* PLATFORM */

    .about-platform,
    .about-principles,
    .about-users {
        padding: 75px 0;
    }

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

    .about-platform-card {
        min-height: auto;
        padding: 27px;
    }


    /* PRINCIPLES */

    .about-principles__grid {
        gap: 40px;
    }

    .about-principles__heading h2 {
        font-size: 32px;
    }


    /* USERS */

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

    .about-user {
        padding: 27px 23px;
    }


    /* CTA */

    .about-cta {
        padding: 70px 0;
    }

    .about-cta__box {
        padding: 40px 28px;

        flex-direction: column;
        align-items: flex-start;
        gap: 28px;

        border-radius: 17px;
    }

    .about-cta h2 {
        font-size: 31px;
    }

    .about-cta__actions {
        width: 100%;
        flex-direction: column;
        align-items: stretch;
    }

    .about-button {
        width: 100%;
    }
}


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

@media (max-width: 420px) {

    .about-hero {
        min-height: 500px;
    }

    .about-hero__content {
        padding: 58px 0;
    }

    .about-hero h1 {
        font-size: 35px;
    }

    .about-intro {
        padding: 62px 0;
    }

    .about-platform,
    .about-principles,
    .about-users {
        padding: 62px 0;
    }

    .about-section-heading h2,
    .about-principles__heading h2 {
        font-size: 29px;
    }

    .about-platform-card,
    .about-user {
        padding: 24px;
    }

    .about-cta {
        padding: 60px 0;
    }

    .about-cta__box {
        padding: 33px 23px;
    }
}


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

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

    .about-platform-card,
    .about-user,
    .about-button {
        transition: none;
    }
}