/* ==========================================================
   REVLO ABOUT PAGE
   Production page-specific styles
   ========================================================== */

:root {
    --about-blue: #2563eb;
    --about-blue-dark: #1747b5;
    --about-blue-soft: #eff5ff;
    --about-ink: #10213f;
    --about-text: #52627a;
    --about-muted: #718096;
    --about-border: #e3eaf4;
    --about-surface: #ffffff;
    --about-surface-soft: #f7faff;
    --about-shadow-sm: 0 8px 28px rgba(16, 33, 63, 0.06);
    --about-shadow-md: 0 20px 55px rgba(16, 33, 63, 0.10);
    --about-radius-sm: 14px;
    --about-radius-md: 22px;
    --about-radius-lg: 30px;
    --about-container: 1180px;
}

/* ==========================================================
   BASE
   ========================================================== */

.about-page {
    position: relative;
    overflow: hidden;
    background: #ffffff;
    color: var(--about-ink);
}

.about-page *,
.about-page *::before,
.about-page *::after {
    box-sizing: border-box;
}

.about-container {
    width: min(calc(100% - 48px), var(--about-container));
    margin-inline: auto;
}

.about-container-narrow {
    max-width: 850px;
}

.about-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    color: var(--about-blue);
    font-size: 0.72rem;
    line-height: 1.2;
    font-weight: 800;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.about-eyebrow::before {
    content: "";
    width: 24px;
    height: 2px;
    border-radius: 999px;
    background: currentColor;
}

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

.about-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    min-height: 48px;
    padding: 0 20px;
    border-radius: 12px;
    border: 1px solid transparent;
    font-size: 0.9rem;
    font-weight: 700;
    line-height: 1;
    text-decoration: none;
    transition:
        transform 180ms ease,
        box-shadow 180ms ease,
        background-color 180ms ease,
        border-color 180ms ease;
}

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

.about-btn i {
    font-size: 0.78rem;
}

.about-btn-primary {
    color: #ffffff;
    background: var(--about-blue);
    box-shadow: 0 10px 24px rgba(37, 99, 235, 0.20);
}

.about-btn-primary:hover {
    background: var(--about-blue-dark);
    box-shadow: 0 14px 30px rgba(37, 99, 235, 0.25);
}

.about-btn-secondary {
    color: var(--about-ink);
    background: #ffffff;
    border-color: var(--about-border);
}

.about-btn-secondary:hover {
    border-color: #c9d7eb;
    box-shadow: var(--about-shadow-sm);
}

.about-btn-light {
    color: var(--about-blue);
    background: #ffffff;
}

.about-btn-light:hover {
    background: #f5f8ff;
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.12);
}

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

.about-hero {
    position: relative;
    min-height: 660px;
    display: flex;
    align-items: center;
    padding: 92px 0 104px;
    background:
        radial-gradient(circle at 80% 35%, rgba(37, 99, 235, 0.11), transparent 31%),
        radial-gradient(circle at 15% 85%, rgba(37, 99, 235, 0.06), transparent 28%),
        linear-gradient(180deg, #ffffff 0%, #f7faff 100%);
}

.about-hero::after {
    content: "";
    position: absolute;
    inset: auto 0 0;
    height: 1px;
    background: var(--about-border);
}

.about-hero .about-container {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(420px, 0.95fr);
    align-items: center;
    gap: 70px;
}

.about-hero-content {
    position: relative;
    z-index: 2;
}

.about-hero h1 {
    max-width: 720px;
    margin: 22px 0 24px;
    color: var(--about-ink);
    font-size: clamp(2.8rem, 5vw, 5rem);
    line-height: 1.02;
    letter-spacing: -0.055em;
    font-weight: 800;
}

.about-hero h1 span,
.about-intro h2 span,
.about-section-heading h2 span,
.about-mission h2 span,
.about-principles-heading h2 span,
.about-cta h2 span {
    color: var(--about-blue);
}

.about-hero-lead {
    max-width: 650px;
    margin: 0;
    color: var(--about-text);
    font-size: clamp(1rem, 1.5vw, 1.16rem);
    line-height: 1.8;
}

.about-hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 34px;
}

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

.about-hero-visual {
    position: relative;
    width: min(100%, 510px);
    aspect-ratio: 1;
    margin-inline: auto;
    display: grid;
    place-items: center;
}

.about-orbit {
    position: absolute;
    border: 1px solid rgba(37, 99, 235, 0.14);
    border-radius: 50%;
}

.about-orbit-one {
    width: 72%;
    height: 72%;
}

.about-orbit-two {
    width: 92%;
    height: 92%;
    border-style: dashed;
}

.about-core {
    position: relative;
    z-index: 2;
    width: 190px;
    height: 190px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(37, 99, 235, 0.16);
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.92);
    box-shadow:
        0 30px 70px rgba(16, 33, 63, 0.12),
        inset 0 0 0 10px rgba(37, 99, 235, 0.035);
    backdrop-filter: blur(10px);
}

.about-core-mark {
    width: 54px;
    height: 54px;
    display: grid;
    place-items: center;
    margin-bottom: 12px;
    border-radius: 15px;
    color: #ffffff;
    background: var(--about-blue);
    box-shadow: 0 12px 26px rgba(37, 99, 235, 0.25);
    font-size: 1.65rem;
    font-weight: 800;
}

.about-core span {
    color: #7b8ba4;
    font-size: 0.62rem;
    font-weight: 800;
    letter-spacing: 0.18em;
}

.about-core strong {
    margin-top: 5px;
    color: var(--about-ink);
    font-size: 0.86rem;
    letter-spacing: 0.05em;
}

.about-signal {
    position: absolute;
    z-index: 3;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 9px 12px;
    border: 1px solid rgba(37, 99, 235, 0.10);
    border-radius: 10px;
    color: #4d607c;
    background: rgba(255, 255, 255, 0.94);
    box-shadow: var(--about-shadow-sm);
    backdrop-filter: blur(8px);
    font-size: 0.62rem;
    font-weight: 800;
    letter-spacing: 0.07em;
    white-space: nowrap;
}

.about-signal-dot {
    width: 7px;
    height: 7px;
    flex: 0 0 7px;
    border-radius: 50%;
    background: var(--about-blue);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.08);
}

.about-signal-one {
    top: 15%;
    right: 3%;
}

.about-signal-two {
    top: 63%;
    right: -1%;
}

.about-signal-three {
    bottom: 13%;
    left: 4%;
}

.about-signal-four {
    top: 24%;
    left: 0;
}

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

.about-intro {
    padding: 115px 0;
    background: #ffffff;
}

.about-intro h2 {
    max-width: 850px;
    margin: 22px 0 24px;
    font-size: clamp(2.15rem, 4vw, 3.6rem);
    line-height: 1.1;
    letter-spacing: -0.045em;
    font-weight: 800;
}

.about-intro p {
    max-width: 800px;
    margin: 0 0 17px;
    color: var(--about-text);
    font-size: 1.03rem;
    line-height: 1.85;
}

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

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

.about-platform {
    padding: 112px 0;
    background: var(--about-surface-soft);
    border-top: 1px solid #edf2f8;
    border-bottom: 1px solid #edf2f8;
}

.about-section-heading {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(280px, 420px);
    gap: 60px;
    align-items: end;
    margin-bottom: 50px;
}

.about-section-heading h2 {
    max-width: 700px;
    margin: 18px 0 0;
    font-size: clamp(2.1rem, 4vw, 3.4rem);
    line-height: 1.08;
    letter-spacing: -0.045em;
    font-weight: 800;
}

.about-section-heading > p {
    margin: 0;
    color: var(--about-text);
    font-size: 0.98rem;
    line-height: 1.75;
}

.about-product-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

.about-product-card {
    position: relative;
    min-height: 285px;
    display: flex;
    flex-direction: column;
    padding: 27px;
    overflow: hidden;
    border: 1px solid var(--about-border);
    border-radius: var(--about-radius-md);
    color: inherit;
    background: #ffffff;
    text-decoration: none;
    box-shadow: 0 4px 16px rgba(16, 33, 63, 0.025);
    transition:
        transform 220ms ease,
        border-color 220ms ease,
        box-shadow 220ms ease;
}

.about-product-card::after {
    content: "";
    position: absolute;
    width: 150px;
    height: 150px;
    right: -80px;
    bottom: -90px;
    border-radius: 50%;
    background: rgba(37, 99, 235, 0.07);
    transition: transform 220ms ease;
}

.about-product-card:hover {
    transform: translateY(-5px);
    border-color: rgba(37, 99, 235, 0.22);
    box-shadow: var(--about-shadow-md);
}

.about-product-card:hover::after {
    transform: scale(1.35);
}

.about-product-icon {
    width: 46px;
    height: 46px;
    display: grid;
    place-items: center;
    margin-bottom: 24px;
    border-radius: 13px;
    color: var(--about-blue);
    background: var(--about-blue-soft);
}

.about-product-icon i {
    font-size: 1rem;
}

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

.about-product-number {
    display: block;
    margin-bottom: 7px;
    color: #99a7bb;
    font-size: 0.66rem;
    font-weight: 800;
    letter-spacing: 0.1em;
}

.about-product-card h3 {
    margin: 0 0 10px;
    color: var(--about-ink);
    font-size: 1.2rem;
    letter-spacing: -0.025em;
}

.about-product-card p {
    max-width: 310px;
    margin: 0;
    color: var(--about-text);
    font-size: 0.88rem;
    line-height: 1.7;
}

.about-card-arrow {
    position: absolute;
    z-index: 2;
    right: 24px;
    bottom: 24px;
    color: #91a0b6;
    font-size: 0.75rem;
    transition:
        color 180ms ease,
        transform 180ms ease;
}

.about-product-card:hover .about-card-arrow {
    color: var(--about-blue);
    transform: translate(2px, -2px);
}

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

.about-mission {
    padding: 112px 0;
    background: #ffffff;
}

.about-mission-card {
    position: relative;
    display: grid;
    grid-template-columns: 190px minmax(0, 1fr);
    gap: 65px;
    padding: 60px;
    overflow: hidden;
    border: 1px solid #dce7f7;
    border-radius: var(--about-radius-lg);
    background:
        radial-gradient(circle at 90% 15%, rgba(37, 99, 235, 0.08), transparent 30%),
        #f8fbff;
}

.about-mission-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 5px;
    height: 100%;
    background: var(--about-blue);
}

.about-mission-label {
    color: var(--about-blue);
    font-size: 0.7rem;
    font-weight: 800;
    letter-spacing: 0.14em;
}

.about-mission-content h2 {
    max-width: 850px;
    margin: 0 0 22px;
    font-size: clamp(2rem, 4vw, 3.4rem);
    line-height: 1.1;
    letter-spacing: -0.045em;
}

.about-mission-content p {
    max-width: 760px;
    margin: 0;
    color: var(--about-text);
    font-size: 1rem;
    line-height: 1.85;
}

/* ==========================================================
   AUDIENCE
   ========================================================== */

.about-audience {
    padding: 112px 0;
    background: var(--about-surface-soft);
    border-top: 1px solid #edf2f8;
}

.about-section-heading-centered {
    display: block;
    max-width: 780px;
    margin-inline: auto;
    text-align: center;
}

.about-section-heading-centered .about-eyebrow {
    justify-content: center;
}

.about-section-heading-centered h2 {
    max-width: 760px;
    margin-inline: auto;
}

.about-section-heading-centered > p {
    max-width: 620px;
    margin: 20px auto 0;
}

.about-audience-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
    margin-top: 54px;
}

.about-audience-card {
    padding: 32px;
    border: 1px solid var(--about-border);
    border-radius: var(--about-radius-md);
    background: #ffffff;
    box-shadow: 0 4px 18px rgba(16, 33, 63, 0.025);
}

.about-audience-icon {
    width: 50px;
    height: 50px;
    display: grid;
    place-items: center;
    margin-bottom: 27px;
    border-radius: 14px;
    color: var(--about-blue);
    background: var(--about-blue-soft);
}

.about-audience-card > span {
    color: #8795a9;
    font-size: 0.66rem;
    font-weight: 800;
    letter-spacing: 0.1em;
}

.about-audience-card h3 {
    margin: 10px 0 10px;
    color: var(--about-ink);
    font-size: 1.35rem;
    letter-spacing: -0.025em;
}

.about-audience-card p {
    margin: 0;
    color: var(--about-text);
    font-size: 0.9rem;
    line-height: 1.75;
}

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

.about-principles {
    padding: 112px 0;
    background: #ffffff;
}

.about-principles-layout {
    display: grid;
    grid-template-columns: minmax(280px, 0.82fr) minmax(0, 1.18fr);
    gap: 90px;
}

.about-principles-heading h2 {
    margin: 20px 0 20px;
    font-size: clamp(2rem, 4vw, 3.3rem);
    line-height: 1.1;
    letter-spacing: -0.045em;
}

.about-principles-heading p {
    max-width: 460px;
    margin: 0;
    color: var(--about-text);
    line-height: 1.8;
}

.about-principles-list {
    border-top: 1px solid var(--about-border);
}

.about-principle {
    display: grid;
    grid-template-columns: 55px minmax(0, 1fr);
    gap: 20px;
    padding: 28px 0;
    border-bottom: 1px solid var(--about-border);
}

.about-principle-index {
    padding-top: 3px;
    color: var(--about-blue);
    font-size: 0.68rem;
    font-weight: 800;
    letter-spacing: 0.08em;
}

.about-principle h3 {
    margin: 0 0 8px;
    color: var(--about-ink);
    font-size: 1.08rem;
}

.about-principle p {
    max-width: 560px;
    margin: 0;
    color: var(--about-text);
    font-size: 0.9rem;
    line-height: 1.7;
}

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

.about-cta {
    padding: 0 0 112px;
    background: #ffffff;
}

.about-cta-card {
    position: relative;
    min-height: 390px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 70px 40px;
    overflow: hidden;
    border-radius: var(--about-radius-lg);
    color: #ffffff;
    background:
        radial-gradient(circle at 80% 20%, rgba(109, 161, 255, 0.32), transparent 30%),
        radial-gradient(circle at 15% 80%, rgba(87, 137, 255, 0.20), transparent 30%),
        linear-gradient(135deg, #1747b5 0%, #2563eb 55%, #1e55cf 100%);
    box-shadow: 0 28px 70px rgba(37, 99, 235, 0.22);
}

.about-cta-glow {
    position: absolute;
    border: 1px solid rgba(255, 255, 255, 0.10);
    border-radius: 50%;
    pointer-events: none;
}

.about-cta-glow-one {
    width: 460px;
    height: 460px;
    right: -170px;
    top: -250px;
}

.about-cta-glow-two {
    width: 300px;
    height: 300px;
    left: -160px;
    bottom: -210px;
}

.about-cta-content {
    position: relative;
    z-index: 1;
    max-width: 780px;
    text-align: center;
}

.about-cta .about-eyebrow {
    color: rgba(255, 255, 255, 0.78);
}

.about-cta h2 {
    margin: 20px 0 17px;
    color: #ffffff;
    font-size: clamp(2.25rem, 4.5vw, 4rem);
    line-height: 1.06;
    letter-spacing: -0.05em;
}

.about-cta h2 span {
    color: #ffffff;
}

.about-cta p {
    max-width: 620px;
    margin: 0 auto;
    color: rgba(255, 255, 255, 0.80);
    font-size: 1rem;
    line-height: 1.75;
}

.about-cta .about-btn {
    margin-top: 29px;
}

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

@media (max-width: 1050px) {

    .about-hero .about-container {
        grid-template-columns: minmax(0, 1fr) minmax(340px, 0.8fr);
        gap: 35px;
    }

    .about-hero h1 {
        font-size: clamp(2.7rem, 5vw, 4.2rem);
    }

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

    .about-principles-layout {
        gap: 50px;
    }

}

@media (max-width: 820px) {

    .about-container {
        width: min(calc(100% - 36px), var(--about-container));
    }

    .about-hero {
        min-height: auto;
        padding: 72px 0 80px;
    }

    .about-hero .about-container {
        grid-template-columns: 1fr;
        gap: 60px;
    }

    .about-hero-content {
        text-align: center;
    }

    .about-hero .about-eyebrow {
        justify-content: center;
    }

    .about-hero h1 {
        margin-inline: auto;
    }

    .about-hero-lead {
        margin-inline: auto;
    }

    .about-hero-actions {
        justify-content: center;
    }

    .about-hero-visual {
        width: min(100%, 450px);
    }

    .about-section-heading {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .about-mission-card {
        grid-template-columns: 1fr;
        gap: 25px;
        padding: 45px;
    }

    .about-principles-layout {
        grid-template-columns: 1fr;
        gap: 55px;
    }

}

@media (max-width: 620px) {

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

    .about-hero {
        padding: 58px 0 65px;
    }

    .about-hero h1 {
        font-size: clamp(2.35rem, 11vw, 3.25rem);
    }

    .about-hero-lead {
        font-size: 0.96rem;
        line-height: 1.7;
    }

    .about-hero-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .about-btn {
        width: 100%;
    }

    .about-hero-visual {
        width: min(100%, 360px);
    }

    .about-core {
        width: 145px;
        height: 145px;
    }

    .about-core-mark {
        width: 43px;
        height: 43px;
        margin-bottom: 8px;
        border-radius: 12px;
        font-size: 1.25rem;
    }

    .about-core span {
        font-size: 0.52rem;
    }

    .about-core strong {
        font-size: 0.67rem;
    }

    .about-signal {
        padding: 7px 8px;
        font-size: 0.48rem;
    }

    .about-signal-one {
        top: 8%;
        right: 0;
    }

    .about-signal-two {
        top: 64%;
        right: -3%;
    }

    .about-signal-three {
        bottom: 7%;
        left: 0;
    }

    .about-signal-four {
        top: 20%;
        left: -3%;
    }

    .about-intro,
    .about-platform,
    .about-mission,
    .about-audience,
    .about-principles {
        padding: 78px 0;
    }

    .about-intro h2,
    .about-section-heading h2,
    .about-mission-content h2,
    .about-principles-heading h2 {
        font-size: clamp(2rem, 9vw, 2.7rem);
    }

    .about-product-grid,
    .about-audience-grid {
        grid-template-columns: 1fr;
    }

    .about-product-card {
        min-height: 255px;
    }

    .about-mission-card {
        padding: 34px 28px;
        border-radius: 22px;
    }

    .about-cta {
        padding-bottom: 78px;
    }

    .about-cta-card {
        min-height: 360px;
        padding: 58px 25px;
        border-radius: 22px;
    }

    .about-cta h2 {
        font-size: clamp(2rem, 9vw, 2.8rem);
    }

    .about-cta p {
        font-size: 0.92rem;
    }

}

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

    .about-btn,
    .about-product-card,
    .about-product-card::after,
    .about-card-arrow {
        transition: none;
    }

}