/* =========================================================
   ABOUT — BLOCK 1: COMPANY INTRODUCTION
   ========================================================= */

.about-page {
    background: #ffffff;
}

.about-intro {
    position: relative;
    overflow: hidden;
    padding-block:
        clamp(52px, 5vw, 76px) clamp(64px, 6vw, 92px);
    background:
        linear-gradient(135deg,
            #ffffff 0%,
            #ffffff 72%,
            #f2fbff 100%);
}

.about-intro::after {
    position: absolute;
    right: clamp(-210px, -11vw, -120px);
    bottom: clamp(-250px, -14vw, -160px);
    width: clamp(360px, 28vw, 540px);
    aspect-ratio: 1;
    border: 1px solid rgba(0, 174, 239, 0.18);
    border-radius: 50%;
    content: "";
    pointer-events: none;
}

.about-intro>.container {
    position: relative;
    z-index: 1;
}

.about-intro-header {
    display: grid;
    grid-template-columns:
        minmax(0, 1.12fr) minmax(320px, 0.72fr);
    gap: clamp(48px, 7vw, 108px);
    align-items: center;
    padding-bottom: clamp(34px, 3.5vw, 48px);
    border-bottom: 1px solid rgba(21, 75, 108, 0.25);
}

.about-intro-heading {
    position: relative;
    padding-bottom: 26px;
}

.about-intro-heading::after {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 74px;
    height: 3px;
    background: #16b9e8;
    content: "";
}

.about-intro-heading .eyebrow {
    margin: 0 0 20px;
    color: #006cab;
    font-family: var(--font-mono, "IBM Plex Mono", monospace);
    font-size: 0.75rem;
    font-weight: 700;
    line-height: 1.4;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.about-intro-heading h1 {
    max-width: 19ch;
    margin: 0;
    color: #071d28;
    font-size: clamp(2.55rem, 3.4vw, 3.75rem);
    font-weight: 500;
    line-height: 1.04;
    letter-spacing: -0.045em;
    text-wrap: balance;
}

.about-intro-copy {
    max-width: 460px;
}

.about-intro-copy p {
    margin: 0;
    color: #102a38;
    font-size: clamp(1.03rem, 1.15vw, 1.18rem);
    font-weight: 500;
    line-height: 1.65;
}

.about-intro-copy p+p {
    margin-top: 1rem;
    color: #355363;
    font-size: clamp(0.95rem, 1vw, 1.05rem);
    font-weight: 400;
}

.about-intro-facts {
    display: grid;
    grid-template-columns:
        minmax(150px, 0.74fr) minmax(230px, 1.18fr) minmax(170px, 0.8fr) minmax(260px, 1.25fr);
    margin: clamp(30px, 3vw, 42px) 0 18px;
    padding: 0;
    border-top: 1px solid rgba(21, 75, 108, 0.2);
    border-bottom: 1px solid rgba(21, 75, 108, 0.2);
}

.about-intro-facts>div {
    min-width: 0;
    padding: 19px 20px 20px;
}

.about-intro-facts>div:first-child {
    padding-left: 0;
}

.about-intro-facts>div+div {
    border-left: 1px solid rgba(21, 75, 108, 0.2);
}

.about-intro-facts dt {
    margin: 0 0 8px;
    color: #006cab;
    font-family: var(--font-mono, "IBM Plex Mono", monospace);
    font-size: 0.68rem;
    font-weight: 700;
    line-height: 1.4;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.about-intro-facts dd {
    margin: 0;
    color: #071d28;
    font-size: 0.91rem;
    font-weight: 650;
    line-height: 1.4;
}

.about-intro-visual {
    position: relative;
    overflow: hidden;
    width: 100%;
    margin: 0;
    aspect-ratio: 2 / 1;
    background: #dce4e8;
    box-shadow: 0 20px 46px rgba(7, 29, 40, 0.11);
}

.about-intro-visual img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 58%;
}

/* =========================================================
   ABOUT BLOCK 1 — TABLET
   ========================================================= */

@media (max-width: 980px) {

    .about-intro-header {
        grid-template-columns: 1fr;
        gap: 30px;
        align-items: start;
    }

    .about-intro-heading h1 {
        max-width: 18ch;
    }

    .about-intro-copy {
        max-width: 640px;
    }

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

    .about-intro-facts>div,
    .about-intro-facts>div:first-child {
        padding: 18px;
    }

    .about-intro-facts>div:nth-child(3) {
        border-left: 0;
    }

    .about-intro-facts>div:nth-child(n + 3) {
        border-top: 1px solid rgba(21, 75, 108, 0.2);
    }

    .about-intro-visual {
        aspect-ratio: 16 / 9;
    }
}

/* =========================================================
   ABOUT BLOCK 1 — MOBILE
   ========================================================= */

@media (max-width: 620px) {

    .about-intro {
        padding-block: 42px 58px;
    }

    .about-intro-heading {
        padding-bottom: 22px;
    }

    .about-intro-heading h1 {
        max-width: none;
        font-size: clamp(2.25rem, 10vw, 3rem);
        line-height: 1.05;
    }

    .about-intro-copy p {
        font-size: 1rem;
        line-height: 1.6;
    }

    .about-intro-copy p+p {
        font-size: 0.94rem;
    }

    .about-intro-facts {
        grid-template-columns: 1fr;
        margin-top: 28px;
    }

    .about-intro-facts>div,
    .about-intro-facts>div:first-child {
        padding: 16px 0;
        border-left: 0;
    }

    .about-intro-facts>div+div {
        border-top: 1px solid rgba(21, 75, 108, 0.2);
        border-left: 0;
    }

    .about-intro-visual {
        margin-top: 16px;
        aspect-ratio: 4 / 3;
    }

    .about-intro-visual img {
        object-position: center;
    }
}
/* ==========================================================
   BLOCK 02 — TECHNICAL LEADERSHIP
   ========================================================== */

.about-identity {
    position: relative;
    overflow: hidden;
    padding-block: clamp(64px, 6vw, 94px);
    color: #ffffff;
    background:
        radial-gradient(circle at 88% 14%,
            rgba(25, 176, 224, 0.16),
            transparent 30%),
        linear-gradient(135deg,
            #061923 0%,
            #092b3d 58%,
            #083d58 100%);
}

.about-identity::before {
    position: absolute;
    top: 0;
    right: 0;
    left: 0;
    height: 3px;
    background:
        linear-gradient(90deg,
            #0078bd 0%,
            #45c7e9 46%,
            rgba(69, 199, 233, 0) 82%);
    content: "";
}

.about-identity::after {
    position: absolute;
    right: clamp(-260px, -13vw, -150px);
    bottom: clamp(-340px, -19vw, -230px);
    width: clamp(460px, 34vw, 680px);
    aspect-ratio: 1;
    border: 1px solid rgba(69, 199, 233, 0.14);
    border-radius: 50%;
    content: "";
    pointer-events: none;
}

.about-identity>.container {
    position: relative;
    z-index: 1;
}

.about-identity-header {
    display: grid;
    grid-template-columns:
        minmax(0, 1fr) minmax(340px, 0.82fr);
    gap: clamp(54px, 8vw, 118px);
    align-items: end;
    padding-bottom: clamp(38px, 4vw, 54px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.19);
}

.about-identity-heading {
    max-width: 720px;
}

.about-identity-label,
.about-founder-position,
.about-identity-closing-label {
    margin: 0;
    color: #45c7e9;
    font-family: var(--font-mono, "IBM Plex Mono", monospace);
    font-size: 0.7rem;
    font-weight: 700;
    line-height: 1.4;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.about-identity-label {
    margin-bottom: 20px;
}

.about-identity-heading h2 {
    max-width: 18ch;
    margin: 0;
    color: #ffffff;
    font-family: var(--font-sans);
    font-size: clamp(2.4rem, 3.5vw, 3.75rem);
    font-weight: 500;
    line-height: 1.05;
    letter-spacing: -0.045em;
    text-wrap: balance;
}

.about-identity-intro {
    max-width: 52ch;
    margin: 0;
    color: rgba(255, 255, 255, 0.82);
    font-size: clamp(1.05rem, 1.25vw, 1.2rem);
    line-height: 1.7;
}

.about-founder-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    border-bottom: 1px solid rgba(255, 255, 255, 0.19);
}

.about-founder {
    min-width: 0;
    padding-block: clamp(34px, 3.5vw, 48px);
    padding-right: clamp(36px, 5vw, 76px);
}

.about-founder+.about-founder {
    padding-right: 0;
    padding-left: clamp(36px, 5vw, 76px);
    border-left: 1px solid rgba(255, 255, 255, 0.19);
}

.about-founder-position {
    margin-bottom: 16px;
}

.about-founder h3 {
    margin: 0;
    color: #ffffff;
    font-family: var(--font-sans);
    font-size: clamp(1.75rem, 2.4vw, 2.5rem);
    font-weight: 500;
    line-height: 1.12;
    letter-spacing: -0.035em;
}

.about-founder-role {
    margin: 10px 0 0;
    color: #45c7e9;
    font-family: var(--font-sans);
    font-size: clamp(1rem, 1.2vw, 1.15rem);
    font-weight: 600;
    line-height: 1.45;
}

.about-founder-description {
    max-width: 57ch;
    margin: 26px 0 0;
    color: rgba(255, 255, 255, 0.7);
    font-size: clamp(0.96rem, 1.05vw, 1.05rem);
    line-height: 1.75;
}

.about-identity-closing {
    display: grid;
    grid-template-columns:
        minmax(190px, 0.48fr) minmax(0, 1.52fr);
    gap: clamp(42px, 7vw, 100px);
    align-items: start;
    padding-top: clamp(28px, 3vw, 40px);
}

.about-identity-closing-label {
    padding-top: 5px;
}

.about-identity-closing-text {
    max-width: 68ch;
    margin: 0;
    color: #ffffff;
    font-size: clamp(1.15rem, 1.55vw, 1.45rem);
    font-weight: 400;
    line-height: 1.55;
    letter-spacing: -0.015em;
}

/* ==========================================================
   BLOCK 02 — TABLET
   ========================================================== */

@media (max-width: 900px) {

    .about-identity-header {
        grid-template-columns: 1fr;
        gap: 28px;
        align-items: start;
    }

    .about-identity-heading h2 {
        max-width: 17ch;
    }

    .about-identity-intro {
        max-width: 640px;
    }

    .about-identity-closing {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .about-identity-closing-text {
        max-width: 60ch;
    }
}

/* ==========================================================
   BLOCK 02 — MOBILE
   ========================================================== */

@media (max-width: 650px) {

    .about-identity {
        padding-block: 64px;
    }

    .about-identity-heading h2 {
        max-width: none;
        font-size: clamp(2.35rem, 10.5vw, 3.25rem);
    }

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

    .about-founder,
    .about-founder+.about-founder {
        padding: 34px 0;
        border-left: 0;
    }

    .about-founder+.about-founder {
        border-top: 1px solid rgba(255, 255, 255, 0.19);
    }

    .about-founder-description {
        margin-top: 20px;
        line-height: 1.68;
    }

    .about-identity-closing {
        padding-top: 32px;
    }

    .about-identity-closing-text {
        font-size: 1.08rem;
    }
}
/* =========================================================
   ABOUT — BLOCK 3: IN-HOUSE ENGINEERING
   ========================================================= */

.about-capabilities {
    position: relative;
    overflow: hidden;
    padding-block: clamp(72px, 7vw, 108px);
    background:
        linear-gradient(135deg,
            #ffffff 0%,
            #ffffff 70%,
            #f2fbff 100%);
}

.about-capabilities::after {
    position: absolute;
    right: clamp(-190px, -10vw, -110px);
    bottom: clamp(-230px, -13vw, -140px);
    width: clamp(340px, 27vw, 520px);
    aspect-ratio: 1;
    border: 1px solid rgba(0, 174, 239, 0.16);
    border-radius: 50%;
    content: "";
    pointer-events: none;
}

.about-capabilities>.container {
    position: relative;
    z-index: 1;
}

.about-capabilities-header {
    display: grid;
    grid-template-columns:
        minmax(0, 1.08fr) minmax(320px, 0.72fr);
    gap: clamp(48px, 7vw, 104px);
    align-items: end;
    padding-bottom: clamp(38px, 4vw, 56px);
    border-bottom: 1px solid rgba(21, 75, 108, 0.24);
}

.about-capabilities-heading .eyebrow {
    margin: 0 0 18px;
    color: #006cab;
    font-family: var(--font-mono, "IBM Plex Mono", monospace);
    font-size: 0.72rem;
    font-weight: 700;
    line-height: 1.4;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.about-capabilities-heading h2 {
    max-width: 17ch;
    margin: 0;
    color: #071d28;
    font-family: var(--font-sans);
    font-size: clamp(2.5rem, 4.2vw, 4.5rem);
    font-weight: 500;
    line-height: 1;
    letter-spacing: -0.05em;
    text-wrap: balance;
}

.about-capabilities-intro {
    max-width: 50ch;
    margin: 0 0 4px;
    color: #355363;
    font-size: clamp(1rem, 1.12vw, 1.12rem);
    line-height: 1.72;
}

.about-capabilities-layout {
    display: grid;
    grid-template-columns:
        minmax(0, 1.04fr) minmax(390px, 0.86fr);
    gap: clamp(42px, 6vw, 88px);
    align-items: start;
    padding-top: clamp(44px, 5vw, 68px);
}

.about-capabilities-visuals {
    display: grid;
    grid-template-columns: 1.08fr 0.92fr;
    grid-template-rows: repeat(2, minmax(190px, 1fr));
    gap: 10px;
    min-height: clamp(460px, 43vw, 650px);
}

.about-capability-image {
    position: relative;
    overflow: hidden;
    min-width: 0;
    margin: 0;
    background: #dce4e8;
}

.about-capability-image img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.about-capability-image--design img {
    object-position: center;
}

.about-capability-image--assembly img {
    object-position: center;
}

.about-capability-image--integration img {
    object-position: center 56%;
}

.about-capability-image--measurement img {
    object-position: center;
}

.about-capability-image--design,
.about-capability-image--measurement {
    grid-column: 1;
}

.about-capability-image--assembly,
.about-capability-image--integration {
    grid-column: 2;
}

.about-capability-image--design,
.about-capability-image--assembly {
    grid-row: 1;
}

.about-capability-image--measurement,
.about-capability-image--integration {
    grid-row: 2;
}

.about-capability-list {
    border-top: 1px solid rgba(21, 75, 108, 0.24);
}

.about-capability {
    display: grid;
    grid-template-columns: 44px minmax(0, 1fr);
    gap: 18px;
    padding-block: clamp(22px, 2.2vw, 30px);
    border-bottom: 1px solid rgba(21, 75, 108, 0.2);
}

.about-capability-index {
    padding-top: 3px;
    color: #00aeee;
    font-family: var(--font-mono, "IBM Plex Mono", monospace);
    font-size: 0.75rem;
    font-weight: 700;
    line-height: 1.4;
    letter-spacing: 0.08em;
}

.about-capability-content h3 {
    margin: 0 0 10px;
    color: #071d28;
    font-family: var(--font-sans);
    font-size: clamp(1.22rem, 1.5vw, 1.5rem);
    font-weight: 550;
    line-height: 1.18;
    letter-spacing: -0.025em;
}

.about-capability-content p {
    max-width: 55ch;
    margin: 0;
    color: #355363;
    font-size: 0.96rem;
    line-height: 1.65;
}


/* =========================================================
   ABOUT BLOCK 3 — TABLET
   ========================================================= */

@media (max-width: 980px) {

    .about-capabilities-header {
        grid-template-columns: 1fr;
        gap: 28px;
        align-items: start;
    }

    .about-capabilities-heading h2 {
        max-width: 18ch;
    }

    .about-capabilities-intro {
        max-width: 65ch;
    }

    .about-capabilities-layout {
        grid-template-columns: 1fr;
        gap: 42px;
    }

    .about-capabilities-visuals {
        min-height: 560px;
    }

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

    .about-capability {
        align-content: start;
        padding: 24px;
    }

    .about-capability:nth-child(odd) {
        border-right: 1px solid rgba(21, 75, 108, 0.2);
    }

}


/* =========================================================
   ABOUT BLOCK 3 — MOBILE
   ========================================================= */

@media (max-width: 620px) {

    .about-capabilities {
        padding-block: 58px 68px;
    }

    .about-capabilities-heading h2 {
        max-width: none;
        font-size: clamp(2.35rem, 11vw, 3.25rem);
        line-height: 1.02;
    }

    .about-capabilities-layout {
        padding-top: 36px;
    }

    .about-capabilities-visuals {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        grid-template-rows: repeat(2, minmax(130px, 34vw));
        gap: 6px;
        min-height: 0;
    }

    .about-capability-list {
        display: block;
    }

    .about-capability {
        grid-template-columns: 38px minmax(0, 1fr);
        gap: 14px;
        padding: 22px 0;
    }

    .about-capability:nth-child(odd) {
        border-right: 0;
    }

    .about-capability-content p {
        font-size: 0.94rem;
    }

}
/* =========================================================
   ABOUT — BLOCK 4: COMPANY DEVELOPMENT
   ========================================================= */

.about-development {
    position: relative;
    overflow: hidden;
    padding-block: clamp(82px, 9vw, 132px);
    background:
        linear-gradient(145deg,
            #ffffff 0%,
            #ffffff 72%,
            #f1faff 100%);
}

.about-development-header {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(32px, 5vw, 72px);
    max-width: 1100px;
    margin-inline: auto;
    padding-bottom: clamp(42px, 5vw, 64px);
    border-bottom: 1px solid var(--line-strong);
}

.about-development-header .eyebrow {
    grid-column: 1 / -1;
    justify-self: center;
    margin: 0 0 20px;
    text-align: center;
}

.about-development-header h2 {
    position: relative;
    grid-column: 1 / -1;
    max-width: 19ch;
    margin: 0 auto;
    padding-bottom: 28px;
    color: var(--navy-950);
    font-family: var(--font-sans);
    font-size: clamp(2.65rem, 3.8vw, 4.35rem);
    font-weight: 500;
    line-height: 1;
    letter-spacing: -0.048em;
    text-align: center;
    text-wrap: balance;
}

.about-development-header h2::after {
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 74px;
    height: 3px;
    background: var(--cyan-400);
    content: "";
    transform: translateX(-50%);
}

.about-development-intro {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: clamp(32px, 5vw, 72px);
    max-width: 900px;
    margin: clamp(30px, 4vw, 48px) auto 0;
}

.about-development-intro p {
    max-width: 46ch;
    margin: 0;
    color: var(--text);
    font-size: 1rem;
    line-height: 1.72;
}

.about-development-intro p+p {
    margin-top: 0;
    color: var(--muted);
}

.about-development-body {
    display: grid;
    grid-template-columns:
        minmax(280px, 0.72fr) minmax(0, 1.28fr);
    gap: clamp(54px, 8vw, 120px);
    align-items: start;
padding-block:
        clamp(54px, 7vw, 90px) clamp(42px, 5vw, 64px);
}

.about-development-exhibition {
    position: relative;
    overflow: hidden;
    width: 100%;
    margin: 0;
    aspect-ratio: 4 / 5;
    background: #d9e1e5;
    box-shadow: 0 18px 42px rgba(7, 29, 40, 0.1);
}

.about-development-exhibition::after {
    position: absolute;
    inset: 0;
    border: 1px solid rgba(255, 255, 255, 0.18);
    content: "";
    pointer-events: none;
}

.about-development-exhibition img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.about-development-timeline {
    margin: 0;
    padding: 0;
    border-top: 1px solid var(--line-strong);
    list-style: none;
}

.about-development-timeline li {
    position: relative;
    display: grid;
    grid-template-columns:
        minmax(120px, 0.38fr) minmax(0, 1fr);
    gap: clamp(26px, 4vw, 58px);
    padding: clamp(25px, 3vw, 38px) 0;
    border-bottom: 1px solid var(--line);
}

.about-development-timeline li::before {
    position: absolute;
    top: 0;
    left: 0;
    width: 44px;
    height: 2px;
    background: var(--cyan-400);
    content: "";
}

.about-development-timeline time,
.about-development-current {
    padding-top: 5px;
    color: var(--blue-700);
    font-family: var(--font-mono,
            "IBM Plex Mono",
            monospace);
    font-size: 0.72rem;
    font-weight: 700;
    line-height: 1.45;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.about-development-timeline h3 {
    margin: 0 0 11px;
    color: var(--navy-950);
    font-family: var(--font-sans);
    font-size: clamp(1.35rem, 2vw, 2rem);
    font-weight: 500;
    line-height: 1.12;
    letter-spacing: -0.032em;
}

.about-development-timeline p {
    max-width: 62ch;
    margin: 0;
    color: var(--muted);
    font-size: 0.96rem;
    line-height: 1.7;
}

.about-development-present {
    margin-top: clamp(8px, 1vw, 16px);
}

.about-development-present figure {
    overflow: hidden;
    margin: 0;
    aspect-ratio: 2.35 / 1;
}

.about-development-present img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.about-development-result {
    position: relative;
    overflow: hidden;
    display: grid;
    grid-template-columns:
        minmax(150px, 0.38fr) minmax(0, 1.62fr);
    gap: clamp(28px, 4vw, 64px);
    align-items: center;
    margin: 0;
    padding:
        clamp(28px, 3.6vw, 46px) clamp(30px, 4.5vw, 62px);
    background: var(--navy-950);
}

.about-development-result::before {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background:
        linear-gradient(90deg,
            var(--cyan-400) 0 28%,
            transparent 28% 100%);
    content: "";
}

.about-development-result::after {
    position: absolute;
    right: clamp(-150px, -8vw, -90px);
    bottom: clamp(-180px, -11vw, -120px);
    width: clamp(270px, 22vw, 400px);
    aspect-ratio: 1;
    border: 1px solid rgba(22, 185, 232, 0.2);
    border-radius: 50%;
    content: "";
    pointer-events: none;
}

.about-development-result-label,
.about-development-result-text {
    position: relative;
    z-index: 1;
    margin: 0;
}

.about-development-result-label {
    color: var(--cyan-400);
    font-family: var(--font-mono, "IBM Plex Mono", monospace);
    font-size: 0.72rem;
    font-weight: 700;
    line-height: 1.4;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.about-development-result-text {
    max-width: 46ch;
    color: #ffffff;
    font-family: var(--font-sans);
    font-size: clamp(1.25rem, 1.65vw, 1.75rem);
    font-weight: 500;
    line-height: 1.28;
    letter-spacing: -0.022em;
    text-wrap: balance;
}

/* =========================================================
   ABOUT BLOCK 4 — TABLET
   ========================================================= */

@media (max-width: 980px) {

    .about-development-body {
        grid-template-columns:
            minmax(230px, 0.58fr) minmax(0, 1.42fr);
        gap: 46px;
    }

    .about-development-timeline li {
        grid-template-columns:
            110px minmax(0, 1fr);
    }
}

/* =========================================================
   ABOUT BLOCK 4 — MOBILE
   ========================================================= */

@media (max-width: 740px) {

    .about-development {
        padding-block: 72px;
    }

    .about-development-header {
        padding-bottom: 38px;
    }

    .about-development-header h2 {
        max-width: 16ch;
        font-size: clamp(2.55rem, 12vw, 4.2rem);
    }

    .about-development-intro {
        grid-template-columns: 1fr;
        gap: 16px;
        max-width: 560px;
    }

    .about-development-body {
        grid-template-columns: 1fr;
        gap: 46px;
    }

    .about-development-exhibition {
        max-width: 470px;
        aspect-ratio: 5 / 4;
    }

    .about-development-exhibition img {
        object-position: center 42%;
    }

    .about-development-result {
        grid-template-columns: 1fr;
        gap: 14px;
        padding: 28px 26px 32px;
    }

    .about-development-result-text {
        max-width: 32ch;
    }
}

@media (max-width: 520px) {

    .about-development-timeline li {
        grid-template-columns: 1fr;
        gap: 13px;
    }

    .about-development-present figure {
        aspect-ratio: 4 / 3;
    }
}
/* =========================================================
   ABOUT — BLOCK 5: TRUSTED PARTNERS
   ========================================================= */

.about-partners {
    position: relative;
    overflow: hidden;
    padding-block: clamp(76px, 7vw, 112px);
    background:
        linear-gradient(135deg,
            #eef7fb 0%,
            #f8fbfd 58%,
            #ffffff 100%);
}

.about-partners::after {
    position: absolute;
    right: clamp(-190px, -10vw, -110px);
    bottom: clamp(-230px, -13vw, -140px);
    width: clamp(340px, 27vw, 500px);
    aspect-ratio: 1;
    border: 1px solid rgba(22, 185, 232, 0.18);
    border-radius: 50%;
    content: "";
    pointer-events: none;
}

.about-partners>.container {
    position: relative;
    z-index: 1;
}

.about-partners-layout {
    display: grid;
    grid-template-columns:
        minmax(330px, 0.78fr) minmax(0, 1.42fr);
    align-items: stretch;
    box-shadow: 0 24px 62px rgba(7, 29, 40, 0.1);
}

/* Partnership statement */

.about-partners-statement {
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-height: 100%;
    padding:
        clamp(42px, 5vw, 70px) clamp(34px, 4.5vw, 62px);
    background:
        linear-gradient(145deg,
            var(--navy-950) 0%,
            var(--navy-900) 68%,
            var(--navy-800) 100%);
}

.about-partners-statement::before {
    position: absolute;
    top: 0;
    left: 0;
    width: 38%;
    height: 3px;
    background: var(--cyan-400);
    content: "";
}

.about-partners-statement::after {
    position: absolute;
    right: clamp(-170px, -9vw, -100px);
    bottom: clamp(-190px, -11vw, -115px);
    width: clamp(260px, 20vw, 370px);
    aspect-ratio: 1;
    border: 1px solid rgba(69, 199, 233, 0.2);
    border-radius: 50%;
    content: "";
    pointer-events: none;
}

.about-partners-statement .eyebrow,
.about-partners-statement h2,
.about-partners-lead,
.about-partners-detail {
    position: relative;
    z-index: 1;
}

.about-partners-statement .eyebrow {
    margin: 0 0 22px;
    color: var(--cyan-400);
    font-family: var(--font-technical);
    font-size: 0.72rem;
    font-weight: 700;
    line-height: 1.4;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.about-partners-statement h2 {
    max-width: 10ch;
    margin: 0;
    color: #ffffff;
    font-family: var(--font-display);
    font-size: clamp(2.65rem, 4vw, 4.4rem);
    font-weight: 500;
    line-height: 1.01;
    letter-spacing: -0.048em;
    text-wrap: balance;
}

.about-partners-lead {
    max-width: 37ch;
    margin: clamp(28px, 3vw, 40px) 0 0;
    color: #ffffff;
    font-size: clamp(1.02rem, 1.15vw, 1.16rem);
    font-weight: 500;
    line-height: 1.65;
}

.about-partners-detail {
    max-width: 43ch;
    margin: 18px 0 0;
    color: rgba(225, 241, 248, 0.76);
    font-size: 0.95rem;
    line-height: 1.68;
}

/* Logo evidence */

.about-partners-evidence {
    display: flex;
    flex-direction: column;
    min-width: 0;
    padding: clamp(28px, 3.5vw, 48px);
    background: rgba(255, 255, 255, 0.96);
}

.about-partners-caption {
    margin: 0 0 22px;
    color: var(--blue-700);
    font-family: var(--font-technical);
    font-size: 0.68rem;
    font-weight: 700;
    line-height: 1.5;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.about-partners-grid {
    display: grid;
    flex: 1;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    margin: 0;
    padding: 0;
    border-top: 1px solid var(--line);
    border-left: 1px solid var(--line);
    list-style: none;
}

.about-partners-grid li {
    position: relative;
    display: flex;
    min-width: 0;
    min-height: clamp(118px, 9vw, 146px);
    align-items: center;
    justify-content: center;
    padding: 26px;
    border-right: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    background: #ffffff;
}

.about-partners-grid li:nth-child(even) {
    background: #f8fbfd;
}

.about-partners-grid li:nth-child(5) {
    background:
        linear-gradient(135deg,
            #eef8fc 0%,
            #ffffff 100%);
}

.about-partners-grid img {
    display: block;
    width: auto;
    max-width: min(76%, 210px);
    height: auto;
    max-height: 56px;
    object-fit: contain;
    opacity: 0.86;
}

/* =========================================================
   ABOUT BLOCK 5 — TABLET
   ========================================================= */

@media (max-width: 980px) {

    .about-partners-layout {
        grid-template-columns: 1fr;
    }

    .about-partners-statement {
        min-height: auto;
    }

    .about-partners-statement h2 {
        max-width: 13ch;
    }

    .about-partners-lead {
        max-width: 52ch;
    }

    .about-partners-detail {
        max-width: 62ch;
    }

    .about-partners-grid li {
        min-height: 126px;
    }
}

/* =========================================================
   ABOUT BLOCK 5 — MOBILE
   ========================================================= */

@media (max-width: 680px) {

    .about-partners {
        padding-block: 64px;
    }

    .about-partners-statement {
        padding: 38px 28px 42px;
    }

    .about-partners-statement h2 {
        max-width: 11ch;
        font-size: clamp(2.45rem, 11vw, 3.45rem);
    }

    .about-partners-evidence {
        padding: 22px;
    }

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

    .about-partners-grid li {
        min-height: 108px;
        padding: 20px;
    }

    .about-partners-grid li:last-child {
        grid-column: 1 / -1;
    }

    .about-partners-grid img {
        max-width: min(78%, 190px);
        max-height: 48px;
    }
}

@media (max-width: 460px) {

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

    .about-partners-grid li:last-child {
        grid-column: auto;
    }
}
/* =========================================================
   ABOUT — BLOCK 6: ASK AN ENGINEER
   ========================================================= */

.about-contact {
    position: relative;
    isolation: isolate;
    overflow: hidden;
    padding-block: clamp(58px, 5.5vw, 82px);
    border-top: 3px solid var(--cyan-400);
    background:
        linear-gradient(112deg,
            var(--navy-950) 0%,
            #082b39 62%,
            #0d4353 100%);
}

.about-contact::before {
    position: absolute;
    top: 0;
    right: clamp(70px, 10vw, 170px);
    z-index: -1;
    width: clamp(180px, 17vw, 290px);
    height: 1px;
    background: rgba(69, 199, 233, 0.46);
    content: "";
}

.about-contact::after {
    position: absolute;
    right: clamp(-150px, -7vw, -80px);
    bottom: clamp(-210px, -12vw, -120px);
    z-index: -1;
    width: clamp(300px, 24vw, 430px);
    aspect-ratio: 1;
    border: 1px solid rgba(69, 199, 233, 0.18);
    border-radius: 50%;
    content: "";
    pointer-events: none;
}

.about-contact-inner {
    display: grid;
    grid-template-columns:
        minmax(0, 1.08fr) minmax(340px, 0.78fr);
    gap: clamp(54px, 8vw, 126px);
    align-items: center;
}

.about-contact-heading .eyebrow {
    margin: 0 0 18px;
    color: var(--cyan-400);
    font-family: var(--font-technical);
    font-size: 0.72rem;
    font-weight: 700;
    line-height: 1.4;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.about-contact-heading h2 {
    max-width: 17ch;
    margin: 0;
    color: #ffffff;
    font-family: var(--font-display);
    font-size: clamp(2.45rem, 3.8vw, 4.15rem);
    font-weight: 500;
    line-height: 1.03;
    letter-spacing: -0.045em;
    text-wrap: balance;
}

.about-contact-conversation {
    position: relative;
    padding-top: 25px;
}

.about-contact-conversation::before {
    position: absolute;
    top: 0;
    left: 0;
    width: 68px;
    height: 2px;
    background: var(--cyan-400);
    content: "";
}

.about-contact-conversation p {
    max-width: 43ch;
    margin: 0;
    color: rgba(235, 246, 250, 0.84);
    font-size: clamp(1rem, 1.1vw, 1.12rem);
    line-height: 1.68;
}

.about-contact-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 28px;
}

.about-contact-primary {
    border-color: var(--cyan-400);
    background: var(--cyan-400);
    color: var(--navy-950);
}

.about-contact-primary:hover {
    border-color: #ffffff;
    background: #ffffff;
    color: var(--navy-950);
}

.about-contact-secondary {
    border-color: rgba(255, 255, 255, 0.34);
    background: transparent;
    color: #ffffff;
}

.about-contact-secondary:hover {
    border-color: var(--cyan-400);
    background: rgba(69, 199, 233, 0.08);
    color: var(--cyan-400);
}

.about-contact-primary:focus-visible,
.about-contact-secondary:focus-visible {
    outline: 3px solid rgba(69, 199, 233, 0.34);
    outline-offset: 4px;
}

/* =========================================================
   ABOUT BLOCK 6 — TABLET
   ========================================================= */

@media (max-width: 900px) {

    .about-contact-inner {
        grid-template-columns: 1fr;
        gap: 36px;
        align-items: start;
    }

    .about-contact-heading h2 {
        max-width: 18ch;
    }

    .about-contact-conversation {
        max-width: 650px;
    }
}

/* =========================================================
   ABOUT BLOCK 6 — MOBILE
   ========================================================= */

@media (max-width: 620px) {

    .about-contact {
        padding-block: 54px 60px;
    }

    .about-contact-heading h2 {
        max-width: none;
        font-size: clamp(2.35rem, 10.5vw, 3.25rem);
    }

    .about-contact-actions {
        flex-direction: column;
    }

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