/* =========================
   RESET
========================= */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    background: #070b12;
    color: #ffffff;
    min-height: 100vh;
}


/* =========================
   NAVBAR
========================= */

.navbar {
    height: 76px;
    padding: 0 5vw;

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

    background: #070b12;
    border-bottom: 1px solid rgba(88, 176, 255, 0.12);
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;

    color: #ffffff;
    text-decoration: none;
}

.brand-icon {
    width: 46px;
    height: 46px;
    min-width: 46px;
    min-height: 46px;

    border-radius: 50%;
    overflow: hidden;

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

    border: 1px solid rgba(30, 160, 255, 0.6);
    background: #0b1b35;
}

.brand-icon img {
    width: 100%;
    height: 100%;

    object-fit: cover;
    display: block;
}

.brand-name {
    display: flex;
    flex-direction: column;
    line-height: 1.15;
}

.brand-name span:first-child {
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.16em;
}

.brand-name span:last-child {
    margin-top: 3px;

    color: #7f8a99;
    font-size: 8px;
    letter-spacing: 0.15em;
}

.page-title {
    position: absolute;
    left: 50%;

    transform: translateX(-50%);

    color: #7f8a99;

    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.2em;
}

.admin-link {
    color: #58b0ff;

    text-decoration: none;

    font-size: 9px;
    font-weight: 600;
    letter-spacing: 0.12em;

    transition: color 0.2s ease;
}

.admin-link:hover {
    color: #ffffff;
}


/* =========================
   MAIN
========================= */

.about {
    width: 100%;
    max-width: 1500px;

    margin: 0 auto;
}


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

.about-hero {
    position: relative;

    min-height: 500px;

    padding: 90px 8vw;

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

    overflow: hidden;

    background:
        linear-gradient(
            90deg,
            rgba(7, 11, 18, 0.98) 0%,
            rgba(7, 11, 18, 0.85) 50%,
            rgba(7, 11, 18, 0.65) 100%
        ),
        radial-gradient(
            circle at 80% 50%,
            rgba(88, 176, 255, 0.12),
            transparent 40%
        );
}

.about-hero::after {
    content: "";

    position: absolute;

    right: -180px;
    top: -180px;

    width: 600px;
    height: 600px;

    border: 1px solid rgba(88, 176, 255, 0.08);

    border-radius: 50%;
}

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

    max-width: 700px;
}

.section-label {
    margin-bottom: 12px;

    color: #58b0ff;

    font-size: 9px;
    font-weight: 600;
    letter-spacing: 0.18em;
}

.about-hero h1 {
    font-size: clamp(42px, 6vw, 78px);

    font-weight: 600;

    line-height: 0.98;

    letter-spacing: -0.045em;
}

.about-hero h1 span {
    display: block;

    color: #58b0ff;
}

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

    margin-top: 28px;

    color: #7f8a99;

    font-size: 12px;
    line-height: 1.8;
}

.hero-mark {
    position: relative;
    z-index: 2;

    display: flex;

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

    width: 190px;
    height: 190px;

    border: 1px solid rgba(88, 176, 255, 0.2);

    border-radius: 50%;

    color: rgba(88, 176, 255, 0.35);

    font-size: 42px;
    font-weight: 700;
    letter-spacing: 0.08em;

    box-shadow:
        0 0 60px rgba(88, 176, 255, 0.04);
}

.hero-mark::before {
    content: "";

    position: absolute;

    width: 155px;
    height: 155px;

    border: 1px dashed rgba(88, 176, 255, 0.15);

    border-radius: 50%;
}


/* =========================
   GENERAL SECTIONS
========================= */

.about-section {
    padding: 90px 8vw;

    border-top:
        1px solid rgba(88, 176, 255, 0.1);
}

.section-heading h2 {
    margin-top: 8px;

    font-size: clamp(28px, 3vw, 42px);

    font-weight: 500;

    letter-spacing: -0.03em;
}

.section-text {
    max-width: 680px;

    margin-left: auto;

    margin-top: -45px;
}

.section-text p {
    margin-bottom: 18px;

    color: #7f8a99;

    font-size: 11px;
    line-height: 1.9;
}


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

.mission-panel {
    padding: 80px 8vw;

    border-top:
        1px solid rgba(88, 176, 255, 0.1);

    border-bottom:
        1px solid rgba(88, 176, 255, 0.1);

    background:
        linear-gradient(
            135deg,
            rgba(18, 48, 82, 0.35),
            rgba(7, 16, 29, 0.7)
        );
}

.mission-label {
    color: #58b0ff;

    font-size: 9px;
    font-weight: 600;

    letter-spacing: 0.18em;
}

.mission-panel h2 {
    max-width: 850px;

    margin-top: 20px;

    font-size: clamp(32px, 4vw, 58px);

    font-weight: 500;

    line-height: 1.05;

    letter-spacing: -0.04em;
}

.mission-panel h2 span {
    color: #58b0ff;
}

.mission-panel p {
    max-width: 620px;

    margin-top: 25px;

    color: #7f8a99;

    font-size: 11px;
    line-height: 1.8;
}


/* =========================
   ACTIVITY GRID
========================= */

.activity-grid {
    display: grid;

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

    gap: 12px;

    margin-top: 50px;
}

.activity-card {
    position: relative;

    min-height: 190px;

    padding: 26px;

    border: 1px solid rgba(88, 176, 255, 0.15);

    background:
        linear-gradient(
            145deg,
            rgba(18, 48, 82, 0.25),
            rgba(7, 16, 29, 0.65)
        );

    transition:
        transform 0.3s ease,
        border-color 0.3s ease;
}

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

    border-color:
        rgba(88, 176, 255, 0.45);
}

.activity-number {
    color: #58b0ff;

    font-size: 9px;
    font-weight: 600;

    letter-spacing: 0.12em;
}

.activity-card h3 {
    margin-top: 30px;

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

    letter-spacing: 0.12em;
}

.activity-card p {
    max-width: 520px;

    margin-top: 12px;

    color: #7f8a99;

    font-size: 10px;
    line-height: 1.75;
}


/* =========================
   VALUES
========================= */

.values-section {
    padding: 90px 8vw;

    border-top:
        1px solid rgba(88, 176, 255, 0.1);
}

.values-grid {
    display: grid;

    grid-template-columns: repeat(5, 1fr);

    gap: 10px;

    margin-top: 50px;
}

.value {
    min-height: 160px;

    padding: 22px;

    border: 1px solid rgba(88, 176, 255, 0.12);

    background: rgba(88, 176, 255, 0.025);
}

.value span {
    color: #58b0ff;

    font-size: 8px;
    font-weight: 600;
}

.value strong {
    display: block;

    margin-top: 35px;

    font-size: 10px;
    font-weight: 600;

    letter-spacing: 0.1em;
}

.value p {
    margin-top: 8px;

    color: #667281;

    font-size: 9px;
    line-height: 1.5;
}


/* =========================
   CLOSING
========================= */

.about-closing {
    position: relative;

    padding: 110px 8vw;

    text-align: center;

    overflow: hidden;

    border-top:
        1px solid rgba(88, 176, 255, 0.1);

    background:
        radial-gradient(
            circle at center,
            rgba(30, 110, 180, 0.12),
            transparent 55%
        );
}

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

.about-closing h2 {
    font-size: clamp(38px, 5vw, 65px);

    font-weight: 600;

    line-height: 0.98;

    letter-spacing: -0.04em;
}

.about-closing h2 span {
    display: block;

    color: #58b0ff;
}

.about-closing p {
    max-width: 560px;

    margin: 25px auto 0;

    color: #7f8a99;

    font-size: 11px;
    line-height: 1.8;
}

.closing-button {
    display: inline-flex;

    margin-top: 30px;

    padding: 12px 18px;

    color: #07101d;

    background: #58b0ff;

    border: 1px solid #58b0ff;

    text-decoration: none;

    font-size: 8px;
    font-weight: 600;

    letter-spacing: 0.12em;

    transition:
        background 0.2s ease,
        border-color 0.2s ease,
        transform 0.2s ease;
}

.closing-button:hover {
    background: #ffffff;

    border-color: #ffffff;

    transform: translateY(-2px);
}


/* =========================
   FOOTER
========================= */

footer {
    display: flex;

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

    padding: 25px 5vw;

    border-top:
        1px solid rgba(88, 176, 255, 0.1);

    color: #46515f;

    font-size: 8px;

    letter-spacing: 0.12em;
}


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

@media (max-width: 1000px) {

    .hero-mark {
        width: 150px;
        height: 150px;

        font-size: 32px;
    }

    .hero-mark::before {
        width: 120px;
        height: 120px;
    }

    .values-grid {
        grid-template-columns: repeat(3, 1fr);
    }

}


@media (max-width: 800px) {

    .about-hero {
        min-height: 440px;

        padding: 70px 6vw;
    }

    .hero-mark {
        display: none;
    }

    .about-section,
    .values-section {
        padding: 70px 6vw;
    }

    .section-text {
        margin-left: 0;
        margin-top: 30px;
    }

    .mission-panel {
        padding: 70px 6vw;
    }

    .activity-grid {
        grid-template-columns: 1fr;
    }

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

    .about-closing {
        padding: 90px 6vw;
    }

}


@media (max-width: 650px) {

    .navbar {
        height: 68px;

        padding: 0 20px;
    }

    .brand-name {
        display: none;
    }

    .page-title {
        position: static;

        transform: none;

        margin-left: auto;
        margin-right: 20px;
    }

    .about-hero {
        padding: 60px 20px;
    }

    .about-hero h1 {
        font-size: 42px;
    }

    .about-section,
    .values-section {
        padding: 60px 20px;
    }

    .mission-panel {
        padding: 60px 20px;
    }

    .values-grid {
        grid-template-columns: 1fr;
    }

    .value {
        min-height: 130px;
    }

    .about-closing {
        padding: 80px 20px;
    }

    footer {
        flex-direction: column;

        gap: 10px;

        text-align: center;
    }

}