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

:root {
    --bg: #05070b;
    --bg-secondary: #080c12;
    --panel: rgba(14, 20, 29, 0.72);
    --text: #f3f7fb;
    --muted: #8d9aaa;
    --accent: #38f2a5;
    --accent-dark: #18b879;
    --blue: #4da3ff;
    --border: rgba(255, 255, 255, 0.09);
}

html {
    scroll-behavior: smooth;
}

body {
    min-height: 100vh;
    background:
        radial-gradient(
            circle at 50% 25%,
            rgba(56, 242, 165, 0.08),
            transparent 30%
        ),
        radial-gradient(
            circle at 80% 80%,
            rgba(77, 163, 255, 0.06),
            transparent 30%
        ),
        var(--bg);

    color: var(--text);

    font-family:
        Inter,
        ui-sans-serif,
        system-ui,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;

    overflow-x: hidden;
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    opacity: 0.22;

    background-image:
        linear-gradient(
            rgba(255,255,255,0.025) 1px,
            transparent 1px
        ),
        linear-gradient(
            90deg,
            rgba(255,255,255,0.025) 1px,
            transparent 1px
        );

    background-size: 45px 45px;

    mask-image:
        linear-gradient(
            to bottom,
            black,
            transparent 80%
        );
}


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

header {
    position: relative;
    z-index: 10;

    width: min(1180px, calc(100% - 40px));

    margin: 0 auto;
    padding: 22px 0;

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

    gap: 25px;
}

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

    text-decoration: none;
    color: var(--text);

    flex-shrink: 0;
}

.logo-mark {
    width: 38px;
    height: 38px;

    border: 1px solid rgba(56, 242, 165, 0.5);
    border-radius: 10px;

    display: grid;
    place-items: center;

    background: rgba(56, 242, 165, 0.05);

    box-shadow:
        0 0 25px rgba(56, 242, 165, 0.08),
        inset 0 0 20px rgba(56, 242, 165, 0.04);
}

.logo-mark::before {
    content: "S";

    color: var(--accent);

    font-size: 18px;
    font-weight: 800;
}

.logo-text {
    font-size: 15px;
    font-weight: 700;

    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.logo-subtitle {
    color: var(--muted);

    font-size: 10px;
    letter-spacing: 0.13em;

    margin-top: 2px;
}


/* =========================
   NAVIGATION
========================= */

.main-nav {
    display: flex;
    align-items: center;
    gap: 6px;

    margin-left: auto;
}

.main-nav > a,
.dropdown-button {
    display: inline-flex;
    align-items: center;
    gap: 6px;

    padding: 10px 13px;

    color: #aeb9c7;

    text-decoration: none;

    font-size: 12px;
    font-weight: 650;

    border-radius: 8px;

    transition:
        color 0.2s ease,
        background 0.2s ease;
}

.main-nav > a:hover,
.dropdown-button:hover,
.main-nav .active {
    color: var(--accent);
    background: rgba(56, 242, 165, 0.05);
}

.nav-dropdown {
    position: relative;
}

.dropdown-button span {
    font-size: 10px;
    opacity: 0.7;
}

.dropdown-menu {
    position: absolute;

    top: calc(100% + 8px);
    left: 0;

    min-width: 150px;

    padding: 7px;

    background: rgba(9, 14, 21, 0.97);

    border: 1px solid var(--border);
    border-radius: 10px;

    box-shadow:
        0 15px 40px rgba(0,0,0,0.35);

    opacity: 0;
    visibility: hidden;

    transform: translateY(-5px);

    transition:
        opacity 0.2s ease,
        transform 0.2s ease,
        visibility 0.2s ease;
}

.nav-dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu a {
    display: block;

    padding: 10px 12px;

    color: var(--muted);

    text-decoration: none;

    font-size: 12px;
    font-weight: 650;

    border-radius: 7px;
}

.dropdown-menu a:hover {
    color: var(--accent);
    background: rgba(56, 242, 165, 0.06);
}


/* =========================
   STATUS
========================= */

.status {
    display: flex;
    align-items: center;
    gap: 8px;

    color: var(--muted);

    font-size: 11px;
    letter-spacing: 0.05em;

    white-space: nowrap;
}

.status-dot {
    width: 7px;
    height: 7px;

    background: var(--accent);

    border-radius: 50%;

    box-shadow: 0 0 12px var(--accent);

    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
        box-shadow: 0 0 12px var(--accent);
    }

    50% {
        opacity: 0.45;
        box-shadow: 0 0 5px var(--accent);
    }
}


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

.mobile-menu-button {
    display: none;

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

    background: rgba(255,255,255,0.04);

    color: var(--text);

    border-radius: 8px;

    padding: 8px 11px;

    font-size: 18px;

    cursor: pointer;
}

.mobile-nav {
    display: none;
}


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

main {
    position: relative;
    z-index: 1;
}


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

.hero {
    min-height: calc(100vh - 100px);

    width: min(1050px, calc(100% - 40px));

    margin: 0 auto;

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

    text-align: center;

    padding: 70px 0 110px;
}

.hero-content {
    width: 100%;
}

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

    padding: 8px 13px;

    border: 1px solid rgba(56, 242, 165, 0.18);

    background: rgba(56, 242, 165, 0.045);

    border-radius: 999px;

    color: var(--accent);

    font-size: 11px;
    font-weight: 700;

    letter-spacing: 0.15em;
    text-transform: uppercase;

    margin-bottom: 28px;
}

.eyebrow span {
    width: 5px;
    height: 5px;

    background: var(--accent);

    border-radius: 50%;
}

h1 {
    max-width: 850px;

    margin: 0 auto;

    font-size: clamp(48px, 8vw, 94px);

    line-height: 0.98;

    letter-spacing: -0.055em;

    font-weight: 800;
}

h1 .green,
.green {
    color: var(--accent);

    text-shadow:
        0 0 45px rgba(56, 242, 165, 0.13);
}

.hero-description {
    max-width: 660px;

    margin: 30px auto 0;

    color: var(--muted);

    font-size: clamp(16px, 2vw, 19px);

    line-height: 1.75;
}


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

.page-hero {
    width: min(900px, calc(100% - 40px));

    margin: 0 auto;

    padding: 100px 0 75px;

    text-align: center;
}

.page-hero h1 {
    font-size: clamp(45px, 7vw, 78px);
}

.page-hero p {
    max-width: 650px;

    margin: 25px auto 0;

    color: var(--muted);

    font-size: 17px;

    line-height: 1.75;
}


/* =========================
   COUNTDOWN
========================= */

.countdown {
    margin: 45px auto 0;

    display: flex;
    justify-content: center;

    gap: 12px;
}

.time-box {
    min-width: 92px;

    padding: 17px 12px;

    background: var(--panel);

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

    border-radius: 12px;

    backdrop-filter: blur(14px);
}

.time-number {
    font-size: 29px;

    font-weight: 750;

    letter-spacing: -0.03em;
}

.time-label {
    margin-top: 5px;

    color: #657384;

    font-size: 9px;
    font-weight: 700;

    letter-spacing: 0.15em;

    text-transform: uppercase;
}


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

.actions {
    margin-top: 42px;

    display: flex;
    justify-content: center;

    gap: 12px;

    flex-wrap: wrap;
}

.button {
    border: 0;

    border-radius: 9px;

    padding: 14px 21px;

    font: inherit;

    font-size: 13px;
    font-weight: 750;

    text-decoration: none;

    cursor: pointer;

    transition:
        transform 0.2s ease,
        box-shadow 0.2s ease,
        background 0.2s ease;
}

.button-primary {
    background: var(--accent);

    color: #03120c;

    box-shadow:
        0 0 30px rgba(56, 242, 165, 0.12);
}

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

    background: #55ffb2;

    box-shadow:
        0 0 35px rgba(56, 242, 165, 0.22);
}

.button-secondary {
    background: rgba(255,255,255,0.035);

    color: var(--text);

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

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

    background: rgba(255,255,255,0.07);
}


/* =========================
   SERVICES
========================= */

.services {
    width: min(1050px, calc(100% - 40px));

    margin: 0 auto;

    padding: 0 0 110px;
}

.section-heading {
    text-align: center;

    margin-bottom: 35px;
}

.section-heading h2 {
    font-size: 29px;

    letter-spacing: -0.03em;
}

.section-heading p {
    margin-top: 10px;

    color: var(--muted);

    font-size: 14px;
}

.service-grid {
    display: grid;

    grid-template-columns: repeat(3, 1fr);

    gap: 14px;
}

.service-card {
    padding: 27px;

    min-height: 190px;

    background:
        linear-gradient(
            145deg,
            rgba(255,255,255,0.045),
            rgba(255,255,255,0.015)
        );

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

    border-radius: 14px;

    transition:
        transform 0.25s ease,
        border-color 0.25s ease;
}

.service-card:hover {
    transform: translateY(-4px);

    border-color:
        rgba(56, 242, 165, 0.25);
}

.service-icon {
    width: 40px;
    height: 40px;

    display: grid;
    place-items: center;

    margin-bottom: 20px;

    border-radius: 9px;

    background: rgba(56, 242, 165, 0.06);

    border: 1px solid rgba(56, 242, 165, 0.13);

    color: var(--accent);

    font-size: 17px;
    font-weight: 800;
}

.service-card h3 {
    font-size: 16px;

    margin-bottom: 9px;
}

.service-card p {
    color: var(--muted);

    font-size: 13px;

    line-height: 1.7;
}


/* =========================
   BMS
========================= */

.bms-section {
    width: min(1050px, calc(100% - 40px));

    margin: 0 auto;

    padding: 0 0 120px;
}

.bms-header {
    display: flex;

    flex-wrap: wrap;

    align-items: center;

    gap: 28px;

    margin-bottom: 46px;
}

.bms-photo {
    flex: 1 1 380px;

    min-width: 300px;

    aspect-ratio: 16 / 10;

    border-radius: 16px;

    overflow: hidden;

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

    position: relative;
}

.bms-photo img {
    width: 100%;
    height: 100%;

    object-fit: cover;

    display: block;

    filter:
        grayscale(35%)
        contrast(1.05)
        brightness(0.85);
}

.bms-photo::after {
    content: "";

    position: absolute;

    inset: 0;

    background:
        linear-gradient(
            160deg,
            rgba(5,7,11,0.15),
            rgba(5,7,11,0.65)
        );
}

.bms-intro {
    flex: 1 1 380px;

    min-width: 300px;
}

.bms-tag {
    display: inline-flex;

    align-items: center;

    gap: 9px;

    padding: 7px 13px;

    border:
        1px solid rgba(77, 163, 255, 0.28);

    background:
        rgba(77, 163, 255, 0.06);

    border-radius: 999px;

    color: var(--blue);

    font-size: 11px;
    font-weight: 700;

    letter-spacing: 0.13em;

    text-transform: uppercase;

    margin-bottom: 18px;
}

.bms-tag span {
    width: 5px;
    height: 5px;

    background: var(--blue);

    border-radius: 50%;
}

.bms-intro h2 {
    font-size: clamp(26px, 3.2vw, 34px);

    letter-spacing: -0.03em;

    line-height: 1.15;

    margin-bottom: 8px;
}

.bms-fullname {
    display: block;

    color: var(--muted);

    font-size: 13px;
    font-weight: 500;

    letter-spacing: 0.02em;

    margin-bottom: 16px;
}

.bms-tagline {
    color: var(--accent);

    font-size: 15px;
    font-weight: 700;

    margin-bottom: 16px;
}

.bms-intro p {
    color: var(--muted);

    font-size: 14.5px;

    line-height: 1.8;
}

.bms-intro p + p {
    margin-top: 14px;
}

.bms-list-heading {
    font-size: 13px;

    font-weight: 700;

    letter-spacing: 0.1em;

    text-transform: uppercase;

    color: var(--muted);

    margin-bottom: 18px;
}

.bms-list {
    list-style: none;

    display: grid;

    grid-template-columns: repeat(3, 1fr);

    gap: 12px;

    margin-bottom: 60px;
}

.bms-list li {
    padding: 18px 20px;

    background: rgba(255,255,255,0.025);

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

    border-radius: 12px;

    font-size: 13.5px;

    line-height: 1.65;

    color: var(--text);

    transition:
        border-color 0.25s ease,
        transform 0.25s ease;
}

.bms-list li:hover {
    border-color:
        rgba(56, 242, 165, 0.25);

    transform: translateY(-3px);
}

.bms-list li strong {
    display: block;

    color: var(--accent);

    font-size: 13.5px;

    font-weight: 700;

    margin-bottom: 5px;
}

.bms-audience {
    display: grid;

    grid-template-columns: 1fr 1fr;

    gap: 16px;

    margin-bottom: 60px;
}

.audience-card {
    padding: 26px;

    border-radius: 14px;

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

    background:
        linear-gradient(
            160deg,
            rgba(255,255,255,0.04),
            rgba(255,255,255,0.01)
        );
}

.audience-photo {
    width: 100%;

    aspect-ratio: 16 / 9;

    border-radius: 10px;

    overflow: hidden;

    margin-bottom: 18px;

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

.audience-photo img {
    width: 100%;
    height: 100%;

    object-fit: cover;

    filter:
        grayscale(30%)
        brightness(0.88);
}

.audience-card h4 {
    font-size: 15px;

    margin-bottom: 8px;

    color: var(--blue);
}

.audience-card p {
    color: var(--muted);

    font-size: 13.5px;

    line-height: 1.75;
}

.bms-approach {
    padding: 34px 30px;

    border-radius: 16px;

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

    background:
        rgba(56, 242, 165, 0.03);

    text-align: center;
}

.bms-approach h4 {
    font-size: 13px;

    font-weight: 700;

    letter-spacing: 0.1em;

    text-transform: uppercase;

    color: var(--muted);

    margin-bottom: 22px;
}

.approach-flow {
    display: flex;

    flex-wrap: wrap;

    align-items: center;

    justify-content: center;

    gap: 6px;

    margin-bottom: 22px;
}

.approach-step {
    padding: 9px 14px;

    font-size: 12px;

    font-weight: 700;

    letter-spacing: 0.02em;

    color: var(--text);

    background:
        rgba(255,255,255,0.04);

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

    border-radius: 8px;

    white-space: nowrap;
}

.approach-arrow {
    color: var(--accent);

    font-size: 13px;

    opacity: 0.6;
}

.closing-line {
    color: var(--muted);

    font-size: 14px;

    max-width: 560px;

    margin: 0 auto;

    line-height: 1.7;
}

.closing-line strong {
    color: var(--text);
}


/* =========================
   CONTENT / ABOUT / CONTACT
========================= */

.content-section {
    width: min(900px, calc(100% - 40px));

    margin: 0 auto;

    padding: 0 0 120px;

    display: grid;

    grid-template-columns: 1fr 1fr;

    gap: 18px;
}

.content-card {
    padding: 32px;

    border-radius: 16px;

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

    background:
        linear-gradient(
            145deg,
            rgba(255,255,255,0.045),
            rgba(255,255,255,0.012)
        );
}

.content-card h2 {
    font-size: 22px;

    margin-bottom: 20px;

    letter-spacing: -0.03em;
}

.content-card p {
    color: var(--muted);

    font-size: 14px;

    line-height: 1.8;

    margin-bottom: 15px;
}

.contact-section {
    align-items: start;
}

.contact-card {
    min-height: 300px;
}

.contact-button {
    display: inline-block;

    margin-top: 15px;
}


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

footer {
    width: min(1050px, calc(100% - 40px));

    margin: 0 auto;

    padding: 28px 0 35px;

    border-top: 1px solid var(--border);

    display: flex;

    align-items: center;

    justify-content: space-between;

    gap: 20px;

    color: #586575;

    font-size: 11px;
}

footer strong {
    color: #8b98a7;
}

.security-line {
    display: flex;

    align-items: center;

    gap: 7px;
}

.security-line::before {
    content: "";

    width: 5px;
    height: 5px;

    background: var(--accent);

    border-radius: 50%;
}


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

@media (max-width: 900px) {

    .main-nav {
        gap: 0;
    }

    .status {
        display: none;
    }

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

    .bms-list {
        grid-template-columns: 1fr 1fr;
    }

    .bms-audience {
        grid-template-columns: 1fr;
    }

    .content-section {
        grid-template-columns: 1fr;
    }
}


@media (max-width: 700px) {

    header {
        width: min(100% - 28px, 1180px);
        padding: 20px 0;
    }

    .main-nav {
        display: none;
    }

    .mobile-menu-button {
        display: block;
    }

    .mobile-nav {
        position: relative;

        z-index: 20;

        width: min(100% - 28px, 500px);

        margin: 0 auto;

        padding: 10px;

        background:
            rgba(9,14,21,0.98);

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

        border-radius: 12px;

        display: none;
    }

    .mobile-nav.show {
        display: block;
    }

    .mobile-nav > a,
    .mobile-services > span {
        display: block;

        padding: 13px;

        color: var(--text);

        text-decoration: none;

        font-size: 13px;
        font-weight: 650;

        border-radius: 8px;
    }

    .mobile-nav > a:hover,
    .mobile-services > span:hover {
        color: var(--accent);

        background:
            rgba(56, 242, 165, 0.05);
    }

    .mobile-services {
        padding: 3px 0;
    }

    .mobile-services > span {
        color: var(--muted);
    }

    .mobile-services a {
        display: block;

        padding: 11px 13px;

        color: var(--accent);

        text-decoration: none;

        font-size: 13px;
    }

    .hero {
        width: min(100% - 28px, 1050px);

        padding: 55px 0 80px;
    }

    h1 {
        font-size: clamp(45px, 14vw, 72px);
    }

    .hero-description {
        font-size: 15px;

        line-height: 1.65;
    }

    .countdown {
        gap: 7px;
    }

    .time-box {
        min-width: 69px;

        padding: 13px 7px;
    }

    .time-number {
        font-size: 23px;
    }

    .time-label {
        font-size: 8px;
    }

    .page-hero {
        padding: 65px 0 55px;
    }

    .services,
    .bms-section,
    .content-section,
    footer {
        width: min(100% - 28px, 1050px);
    }

    .bms-list {
        grid-template-columns: 1fr;
    }

    footer {
        flex-direction: column;

        text-align: center;
    }

    .approach-flow {
        gap: 4px;
    }

    .approach-step {
        font-size: 10.5px;

        padding: 7px 10px;
    }
}


@media (max-width: 450px) {

    .logo-text {
        font-size: 12px;
    }

    .logo-subtitle {
        font-size: 8px;
    }

    .logo-mark {
        width: 34px;
        height: 34px;
    }

    .time-box {
        min-width: 62px;
    }

    .time-number {
        font-size: 20px;
    }

    .content-card {
        padding: 24px;
    }

}