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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 76px;
}

body {
    margin: 0;
    background: #080c13;
    color: #ffffff;

    font-family: "Apple SD Gothic Neo", "Malgun Gothic", Arial, sans-serif;
}






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

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 9999;

    width: 100%;

    background: rgba(8, 12, 19, 0.97);
    border-bottom: 1px solid rgba(255,255,255,0.07);
}

.header-wrap {
    position: relative;
    z-index: 2;

    width: 100%;
    max-width: 1180px;
    height: 76px;

    margin: 0 auto;
    padding: 0 10px;

    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
}

.header-logo {
    justify-self: start;

    color: #ffffff;

    font-size: 19px;
    font-weight: 800;
    letter-spacing: -0.7px;

    text-decoration: none;
}

.header-logo span {
    margin-left: 7px;

    color: #c5ff2f;

    font-size: 10px;
    font-weight: 800;
    letter-spacing: 1.5px;
}

.header-nav {
    display: flex;
    align-items: center;

    gap: 38px;
}

.header-nav a {
    position: relative;

    padding: 28px 0;

    color: rgba(255,255,255,0.58);

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

    text-decoration: none;

    transition: color 0.25s ease;
}

.header-nav a::after {
    content: "";

    position: absolute;
    left: 0;
    bottom: 20px;

    width: 0;
    height: 1px;

    background: #c5ff2f;

    transition: width 0.25s ease;
}

.header-nav a:hover {
    color: #ffffff;
}

.header-nav a:hover::after {
    width: 100%;
}

.header-main-button {
    justify-self: end;

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

    gap: 13px;

    padding: 11px 17px;

    border: 1px solid rgba(197,255,47,0.35);
    border-radius: 7px;

    background: rgba(197,255,47,0.05);

    color: #c5ff2f;

    font-size: 12px;
    font-weight: 800;

    text-decoration: none;

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

.header-main-button:hover {
    background: #c5ff2f;
    border-color: #c5ff2f;

    color: #080c13;
}

.header-menu-button {
    display: none;

    position: relative;
    z-index: 10002;

    width: 38px;
    height: 38px;

    padding: 10px 8px;

    border: 0;
    background: transparent;

    cursor: pointer;
}

.header-menu-button span {
    display: block;

    width: 100%;
    height: 1px;

    margin: 6px 0;

    background: #ffffff;

    transition: 0.25s ease;
}

.header-mobile-nav {
    display: none;
}

@media (max-width: 768px) {

    .site-header {
        z-index: 9999;
    }

    .header-wrap {
        height: 68px;

        padding: 0 20px;

        display: flex;
        justify-content: space-between;
    }

    .header-nav,
    .header-main-button {
        display: none;
    }

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

    .header-mobile-nav {
        position: absolute;

        top: 68px;
        left: 0;
        z-index: 10001;

        width: 100%;

        padding: 10px 20px 22px;

        background: #080c13;
        border-bottom: 1px solid rgba(255,255,255,0.08);

        pointer-events: auto;
    }

    .header-mobile-nav.active {
        display: block;
    }

    .header-mobile-nav a {
        display: flex;
        align-items: center;
        justify-content: space-between;

        width: 100%;

        padding: 17px 4px;

        border-bottom: 1px solid rgba(255,255,255,0.07);

        color: rgba(255,255,255,0.68);

        font-size: 14px;
        font-weight: 600;

        text-decoration: none;

        pointer-events: auto;
    }

    .header-mobile-nav .mobile-main-link {
        margin-top: 12px;
        padding: 16px 17px;

        border: 1px solid #c5ff2f;
        border-radius: 7px;

        background: #c5ff2f;

        color: #080c13;

        font-weight: 800;
    }

}



/* ========== 01. HERO ========== */

.intro-hero {
    contain: paint;
    position: relative;

    min-height: calc(100vh - 76px);

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

    padding: 120px 24px 100px;

    overflow: hidden;

    background:
        radial-gradient(
            circle at 50% 15%,
            rgba(197, 255, 47, 0.08),
            transparent 32%
        ),
        #080c13;
}

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

    position: absolute;
    inset: 0;

    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: 50px 50px;

    pointer-events: none;
}

.intro-container {
    position: relative;
    z-index: 2;

    width: 100%;
    max-width: 1100px;

    margin: 0 auto;

    text-align: center;
}

.hero-label {
    display: inline-block;

    margin-bottom: 28px;
    padding: 9px 18px;

    border: 1px solid rgba(197,255,47,0.38);
    border-radius: 100px;

    background: rgba(197,255,47,0.05);

    color: #c5ff2f;

    font-size: 12px;
    font-weight: 800;
    letter-spacing: 2px;
}

.hero-title {
    max-width: 900px;

    margin: 0 auto;

    color: #ffffff;

    font-size: clamp(44px, 5.5vw, 72px);
    font-weight: 800;

    line-height: 1.12;
    letter-spacing: -3px;
}

.hero-title span {
    display: block;

    margin-top: 14px;

    color: #c5ff2f;
}

.hero-description {
    max-width: 720px;

    margin: 35px auto 0;

    color: rgba(255,255,255,0.62);

    font-size: 18px;
    line-height: 1.9;
    letter-spacing: -0.3px;
}

.hero-buttons {
    margin-top: 42px;

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

    gap: 14px;
}

.hero-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;

    gap: 14px;

    min-width: 210px;

    padding: 16px 24px;

    border-radius: 9px;

    font-size: 14px;
    font-weight: 800;

    text-decoration: none;

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

.hero-button.primary {
    background: #c5ff2f;
    border: 1px solid #c5ff2f;

    color: #080c13;
}

.hero-button.primary:hover {
    background: #d4ff59;

    transform: translateY(-3px);
}

.hero-button.secondary {
    background: rgba(255,255,255,0.025);
    border: 1px solid rgba(255,255,255,0.15);

    color: #ffffff;
}

.hero-button.secondary:hover {
    border-color: rgba(255,255,255,0.35);
    background: rgba(255,255,255,0.06);

    transform: translateY(-3px);
}

.hero-meta {
    margin-top: 55px;

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

    gap: 14px;

    color: rgba(255,255,255,0.4);

    font-size: 13px;
}

.hero-meta i {
    display: block;

    width: 4px;
    height: 4px;

    background: #c5ff2f;

    border-radius: 50%;
}

@media (max-width: 768px) {

    .intro-hero {
        min-height: calc(100vh - 68px);

        padding: 100px 20px 80px;
    }

    .hero-title {
        font-size: 42px;
        letter-spacing: -2px;
    }

    .hero-title span {
        margin-top: 10px;
    }

    .hero-description {
        margin-top: 28px;

        font-size: 15px;
    }

    .hero-description br {
        display: none;
    }

    .hero-buttons {
        flex-direction: column;

        width: 100%;
    }

    .hero-button {
        width: 100%;
        max-width: 330px;
    }

    .hero-meta {
        flex-wrap: wrap;

        margin-top: 45px;
    }

}

/* ========== 02. WHAT WE PROVIDE ========== */

.info-section {
    contain: paint;

    position: relative;

    padding: 130px 24px 140px;

    background: #0c1119;

    color: #ffffff;
}


.info-section::before {
    content: "";

    position: absolute;

    top: 0;
    left: 50%;

    width: min(1180px, calc(100% - 48px));
    height: 1px;

    transform: translateX(-50%);

    background: rgba(255,255,255,0.08);
}


.info-wrap {
    width: 100%;
    max-width: 1180px;

    margin: 0 auto;
}


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

.info-head {
    display: grid;

    grid-template-columns: 1fr 0.9fr;

    gap: 100px;

    align-items: end;

    margin-bottom: 75px;
}


.section-eyebrow {
    display: inline-flex;

    align-items: center;

    gap: 12px;

    margin-bottom: 24px;

    color: #c5ff2f;

    font-size: 12px;
    font-weight: 800;

    letter-spacing: 2px;
}


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

    display: block;

    width: 34px;
    height: 1px;

    background: #c5ff2f;
}


.info-title {
    margin: 0;

    color: #ffffff;

    font-size: clamp(42px, 4.2vw, 60px);
    font-weight: 800;

    line-height: 1.16;

    letter-spacing: -2.5px;
}


.info-title span {
    display: inline-block;

    margin-top: 8px;

    color: #c5ff2f;
}


.info-head-right {
    padding-bottom: 5px;
}


.info-head-right p {
    max-width: 500px;

    margin: 0 0 0 auto;

    color: rgba(255,255,255,0.56);

    font-size: 16px;

    line-height: 1.9;

    letter-spacing: -0.2px;
}


/* =========================
   LIST
========================= */

.info-list {
    width: 100%;

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


.info-row {
    width: 100%;

    display: grid;

    grid-template-columns:
        70px
        240px
        minmax(0, 1fr)
        48px;

    column-gap: 35px;

    align-items: center;

    min-height: 140px;

    padding: 30px 10px;

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

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


.info-row:hover {
    background: rgba(197,255,47,0.03);
}


.info-number {
    color: #c5ff2f;

    font-size: 13px;
    font-weight: 800;

    letter-spacing: 1px;
}


.info-name {
    color: #ffffff;

    font-size: 22px;
    font-weight: 700;

    line-height: 1.35;

    letter-spacing: -0.7px;
}


.info-text {
    max-width: 520px;

    color: rgba(255,255,255,0.5);

    font-size: 14px;

    line-height: 1.8;

    letter-spacing: -0.15px;
}


/* =========================
   ARROW BUTTON
========================= */

.info-arrow {
    display: flex;

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

    width: 42px;
    height: 42px;

    border: 1px solid rgba(255,255,255,0.16);

    border-radius: 50%;

    color: rgba(255,255,255,0.58);

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


.info-arrow svg {
    display: block;

    width: 18px;
    height: 18px;

    fill: none;

    stroke: currentColor;

    stroke-width: 2;

    stroke-linecap: round;
    stroke-linejoin: round;

    shape-rendering: geometricPrecision;
}


.info-row:hover .info-arrow {
    border-color: #c5ff2f;

    background: rgba(197,255,47,0.04);

    color: #c5ff2f;

    transform: translateX(5px);
}


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

.info-cta {
    display: flex;

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

    gap: 40px;

    margin-top: 65px;

    padding: 38px 42px;

    border: 1px solid rgba(255,255,255,0.1);

    border-radius: 16px;

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


.info-cta-copy span {
    display: block;

    margin-bottom: 8px;

    color: rgba(255,255,255,0.4);

    font-size: 11px;
    font-weight: 800;

    letter-spacing: 1.7px;
}


.info-cta-copy strong {
    display: block;

    color: #ffffff;

    font-size: 22px;
    font-weight: 700;

    letter-spacing: -0.6px;
}


.info-cta-button {
    display: inline-flex;

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

    gap: 14px;

    min-width: 220px;

    padding: 16px 24px;

    background: #c5ff2f;

    border: 1px solid #c5ff2f;

    border-radius: 9px;

    color: #080c13;

    font-size: 14px;
    font-weight: 800;

    text-decoration: none;

    transition:
        background 0.25s ease,
        transform 0.25s ease;
}


.info-cta-button svg {
    width: 17px;
    height: 17px;

    fill: none;

    stroke: currentColor;

    stroke-width: 2.1;

    stroke-linecap: round;
    stroke-linejoin: round;

    shape-rendering: geometricPrecision;

    transition: transform 0.25s ease;
}


.info-cta-button:hover {
    background: #d4ff59;

    transform: translateY(-3px);
}


.info-cta-button:hover svg {
    transform: translateX(3px);
}


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

@media (max-width: 900px) {

    .info-head {
        grid-template-columns: 1fr;

        gap: 30px;
    }


    .info-head-right p {
        margin: 0;
    }


    .info-row {
        grid-template-columns:
            55px
            210px
            minmax(0, 1fr)
            42px;

        column-gap: 22px;
    }

}


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

@media (max-width: 768px) {

    .info-section {
        padding: 90px 20px;
    }


    .info-head {
        margin-bottom: 55px;
    }


    .info-title {
        font-size: 40px;

        letter-spacing: -1.8px;
    }


    .info-head-right p {
        font-size: 15px;
    }


    .info-row {
        grid-template-columns:
            38px
            minmax(0, 1fr)
            36px;

        grid-template-areas:
            "number name arrow"
            ". text text";

        gap: 10px 14px;

        min-height: auto;

        padding: 28px 4px;
    }


    .info-number {
        grid-area: number;
    }


    .info-name {
        grid-area: name;

        font-size: 18px;
    }


    .info-text {
        grid-area: text;

        max-width: none;

        padding-top: 3px;
        padding-right: 5px;

        font-size: 13px;

        line-height: 1.8;
    }


    .info-arrow {
        grid-area: arrow;

        width: 34px;
        height: 34px;
    }


    .info-arrow svg {
        width: 15px;
        height: 15px;

        stroke-width: 2.1;
    }


    .info-row:hover {
        padding-left: 4px;
        padding-right: 4px;
    }


    .info-row:hover .info-arrow {
        transform: none;
    }


    .info-cta {
        flex-direction: column;

        align-items: flex-start;

        gap: 26px;

        margin-top: 45px;

        padding: 30px 25px;
    }


    .info-cta-copy strong {
        font-size: 19px;

        line-height: 1.55;
    }


    .info-cta-button {
        width: 100%;

        min-width: 0;
    }

}

/* ========== 03. HOW IT WORKS ========== */

.how-section {
    contain: paint;
    position: relative;

    padding: 140px 24px 150px;

    background: #080c13;
    color: #ffffff;
}


/* 상단 구분선 */
.how-section::before {
    content: "";

    position: absolute;

    top: 0;
    left: 50%;

    width: min(1180px, calc(100% - 48px));
    height: 1px;

    transform: translateX(-50%);

    background: rgba(255,255,255,0.08);
}


.how-wrap {
    width: 100%;
    max-width: 1180px;

    margin: 0 auto;
}


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

.how-head {
    display: grid;

    grid-template-columns:
        minmax(650px, 1.35fr)
        minmax(360px, 0.65fr);

    gap: 70px;

    align-items: end;

    margin-bottom: 75px;
}


.how-eyebrow {
    display: inline-flex;

    align-items: center;

    gap: 12px;

    margin-bottom: 24px;

    color: #c5ff2f;

    font-size: 12px;
    font-weight: 800;

    letter-spacing: 2px;
}


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

    display: block;

    width: 34px;
    height: 1px;

    background: #c5ff2f;
}


.how-title {
    margin: 0;

    color: #ffffff;

    font-size: clamp(42px, 4.2vw, 60px);
    font-weight: 800;

    line-height: 1.16;

    letter-spacing: -2.5px;
}


.how-title span {
    display: block;

    margin-top: 8px;

    color: #c5ff2f;

    white-space: nowrap;
}


.how-description {
    max-width: 470px;

    margin: 0 0 5px auto;

    color: rgba(255,255,255,0.56);

    font-size: 16px;

    line-height: 1.9;

    letter-spacing: -0.2px;
}


/* ========================================
   STEPS GRID
======================================== */

.how-steps {
    display: grid;

    grid-template-columns:
        minmax(0, 1fr)
        70px
        minmax(0, 1fr)
        70px
        minmax(0, 1fr);

    align-items: stretch;
}


/* ========================================
   STEP CARD
======================================== */

.how-step {
    position: relative;

    min-height: 350px;

    padding: 36px 34px 32px;

    overflow: hidden;

    border: 1px solid rgba(255,255,255,0.1);

    border-radius: 14px;

    background: rgba(255,255,255,0.02);

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


/* 우측 상단 원형 장식 */
.how-step::before {
    content: "";

    position: absolute;

    top: -100px;
    right: -100px;

    width: 220px;
    height: 220px;

    border-radius: 50%;

    background: rgba(197,255,47,0.045);

    pointer-events: none;
}


.how-step:hover {
    border-color: rgba(197,255,47,0.30);

    background: rgba(197,255,47,0.025);
}


/* ========================================
   STEP TOP
======================================== */

.how-step-top {
    position: relative;
    z-index: 2;

    display: flex;

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

    margin-bottom: 62px;
}


.how-step-number {
    color: #c5ff2f;

    font-size: 13px;
    font-weight: 800;

    letter-spacing: 1px;
}


.how-step-label {
    color: rgba(255,255,255,0.28);

    font-size: 10px;
    font-weight: 800;

    letter-spacing: 1.6px;
}


/* ========================================
   STEP CONTENT
======================================== */

.how-step h3 {
    position: relative;
    z-index: 2;

    margin: 0 0 18px;

    color: #ffffff;

    font-size: 26px;
    font-weight: 750;

    line-height: 1.35;

    letter-spacing: -0.8px;
}


.how-step p {
    position: relative;
    z-index: 2;

    max-width: 310px;

    margin: 0;

    color: rgba(255,255,255,0.52);

    font-size: 15px;

    line-height: 1.85;

    letter-spacing: -0.15px;
}


.how-step-bottom {
    position: absolute;

    left: 34px;
    bottom: 30px;

    z-index: 2;

    color: rgba(255,255,255,0.24);

    font-size: 10px;
    font-weight: 800;

    letter-spacing: 1.5px;
}


/* ========================================
   CONNECTOR
======================================== */

.how-connector {
    display: flex;

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

    width: 70px;
}


.how-connector span {
    display: flex;

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

    width: 40px;
    height: 40px;

    flex: 0 0 40px;

    box-sizing: border-box;

    border: 1.5px solid rgba(255,255,255,0.18);

    border-radius: 50%;

    background: #080c13;

    color: #c5ff2f;

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


/* SVG 화살표 */
.how-connector svg {
    display: block;

    width: 17px;
    height: 17px;

    overflow: visible;

    fill: none;

    stroke: currentColor;

    stroke-width: 2.2;

    stroke-linecap: round;
    stroke-linejoin: round;

    shape-rendering: geometricPrecision;

    vector-effect: non-scaling-stroke;
}


.how-connector:hover span {
    border-color: #c5ff2f;

    background: rgba(197,255,47,0.05);

    transform: translateX(3px);
}


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

@media (max-width: 1100px) {

    .how-head {
        grid-template-columns: 1fr;

        gap: 30px;
    }


    .how-title span {
        white-space: normal;
    }


    .how-description {
        margin: 0;
    }

}


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

@media (max-width: 900px) {

    .how-steps {
        grid-template-columns: 1fr;
    }


    .how-step {
        min-height: 320px;
    }


    .how-connector {
        width: 100%;
        height: 70px;
    }


    .how-connector span {
        transform: rotate(90deg);
    }


    .how-connector:hover span {
        transform:
            rotate(90deg)
            translateX(3px);
    }

}


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

@media (max-width: 768px) {

    .how-section {
        padding: 90px 20px 100px;
    }


    .how-head {
        margin-bottom: 55px;
    }


    .how-title {
        font-size: 40px;

        line-height: 1.18;

        letter-spacing: -1.8px;
    }


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

        line-height: 1.85;
    }


    .how-step {
        min-height: 300px;

        padding: 30px 26px 28px;
    }


    .how-step-top {
        margin-bottom: 48px;
    }


    .how-step-number {
        font-size: 12px;
    }


    .how-step-label {
        font-size: 9px;
    }


    .how-step h3 {
        font-size: 22px;

        line-height: 1.4;
    }


    .how-step p {
        max-width: none;

        font-size: 14px;

        line-height: 1.85;
    }


    .how-step-bottom {
        left: 26px;
        bottom: 25px;

        font-size: 9px;
    }


    .how-connector {
        height: 60px;
    }


    .how-connector span {
        width: 36px;
        height: 36px;

        flex-basis: 36px;
    }


    .how-connector svg {
        width: 15px;
        height: 15px;

        stroke-width: 2.3;
    }

}


/* ========== 04. CHECK POINT ========== */

.check-section {
    contain: paint;
    position: relative;
    padding: 140px 24px 145px;
    background: #0c1119;
    color: #ffffff;
}

.check-section::before {
    content: "";
    position: absolute;
    top: 0;
    left: 50%;
    width: min(1180px, calc(100% - 48px));
    height: 1px;
    transform: translateX(-50%);
    background: rgba(255,255,255,0.08);
}

.check-wrap {
    width: 100%;
    max-width: 1180px;
    margin: 0 auto;

    display: grid;
    grid-template-columns: minmax(500px, 0.95fr) minmax(0, 1.05fr);
    gap: 90px;
    align-items: start;
}

.check-left {
    padding-top: 4px;
}

.check-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 12px;

    margin-bottom: 24px;

    color: #c5ff2f;

    font-size: 12px;
    font-weight: 800;
    letter-spacing: 2px;
}

.check-eyebrow::before {
    content: "";
    display: block;

    width: 34px;
    height: 1px;

    background: #c5ff2f;
}

.check-title {
    max-width: 620px;
    margin: 0;

    color: #ffffff;

    font-size: clamp(42px, 4.2vw, 60px);
    font-weight: 800;

    line-height: 1.16;
    letter-spacing: -2.5px;
}

.check-title span {
    display: block;

    margin-top: 8px;

    color: #c5ff2f;

    white-space: nowrap;
}

.check-intro {
    max-width: 430px;

    margin: 34px 0 0;

    color: rgba(255,255,255,0.5);

    font-size: 15px;
    line-height: 1.9;
    letter-spacing: -0.2px;
}

.check-list {
    width: 100%;

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

.check-item {
    display: grid;
    grid-template-columns: 58px minmax(0, 1fr) 48px;
    gap: 24px;
    align-items: center;

    min-height: 155px;

    padding: 30px 8px;

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

    background: transparent;

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

.check-item:hover {
    background: rgba(197,255,47,0.025);
    border-bottom-color: rgba(197,255,47,0.16);
}

.check-number {
    align-self: start;

    padding-top: 4px;

    color: #c5ff2f;

    font-size: 13px;
    font-weight: 800;
    letter-spacing: 1px;
}

.check-content {
    min-width: 0;
}

.check-content h3 {
    margin: 0 0 12px;

    color: #ffffff;

    font-size: 23px;
    font-weight: 700;

    line-height: 1.35;
    letter-spacing: -0.7px;
}

.check-content p {
    max-width: 470px;

    margin: 0;

    color: rgba(255,255,255,0.48);

    font-size: 15px;
    line-height: 1.8;
    letter-spacing: -0.15px;
}

.check-mark {
    display: flex;
    align-items: center;
    justify-content: center;

    width: 44px;
    height: 44px;

    border: 1px solid rgba(197,255,47,0.32);
    border-radius: 50%;

    color: #c5ff2f;

    font-size: 20px;
    font-weight: 700;
    line-height: 1;

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

.check-item:hover .check-mark {
    border-color: #c5ff2f;
    background: rgba(197,255,47,0.05);
}

.check-notice {
    width: 100%;
    max-width: 1180px;

    margin: 75px auto 0;

    display: flex;
    align-items: center;
    gap: 18px;

    padding: 24px 28px;

    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 12px;

    background: rgba(255,255,255,0.02);
}

.check-notice-icon {
    display: flex;
    flex: 0 0 auto;
    align-items: center;
    justify-content: center;

    width: 30px;
    height: 30px;

    border: 1px solid rgba(197,255,47,0.32);
    border-radius: 50%;

    color: #c5ff2f;

    font-size: 13px;
    font-weight: 800;
}

.check-notice p {
    margin: 0;

    color: rgba(255,255,255,0.46);

    font-size: 13px;
    line-height: 1.8;
}

@media (max-width: 1050px) {

    .check-wrap {
        grid-template-columns: 1fr;
        gap: 60px;
    }

    .check-title span {
        white-space: normal;
    }

    .check-intro {
        max-width: 560px;
    }

}

@media (max-width: 768px) {

    .check-section {
        padding: 90px 20px 100px;
    }

    .check-wrap {
        gap: 50px;
    }

    .check-title {
        font-size: 40px;
        line-height: 1.18;
        letter-spacing: -1.8px;
    }

    .check-intro {
        margin-top: 28px;

        font-size: 14px;
    }

    .check-item {
        grid-template-columns: 38px minmax(0, 1fr) 38px;
        gap: 14px;

        min-height: auto;

        padding: 26px 4px;
    }

    .check-number {
        font-size: 12px;
    }

    .check-content h3 {
        margin-bottom: 10px;

        font-size: 19px;
    }

    .check-content p {
        font-size: 13px;
        line-height: 1.8;
    }

    .check-mark {
        width: 36px;
        height: 36px;

        font-size: 17px;
    }

    .check-item:hover .check-mark {
        transform: none;
    }

    .check-notice {
        align-items: flex-start;

        gap: 14px;

        margin-top: 50px;

        padding: 20px;
    }

    .check-notice p {
        font-size: 12px;
        line-height: 1.75;
    }

}



/* ========== 05. Q&A ========== */

.qa-section {
    contain: paint;
    position: relative;
    padding: 140px 24px 150px;
    background: #080c13;
    color: #ffffff;
}

.qa-section::before {
    content: "";
    position: absolute;
    top: 0;
    left: 50%;
    width: min(1180px, calc(100% - 48px));
    height: 1px;
    transform: translateX(-50%);
    background: rgba(255,255,255,0.08);
}

.qa-wrap {
    width: 100%;
    max-width: 1180px;
    margin: 0 auto;
}

.qa-head {
    display: grid;
    grid-template-columns: 1fr 1fr;
    column-gap: 80px;
    margin-bottom: 75px;
}

.qa-eyebrow {
    grid-column: 1 / -1;
    display: inline-flex;
    align-items: center;
    width: fit-content;
    gap: 12px;
    margin-bottom: 25px;
    color: #c5ff2f;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 2px;
}

.qa-eyebrow::before {
    content: "";
    display: block;
    width: 34px;
    height: 1px;
    background: #c5ff2f;
}

.qa-title {
    margin: 0;
    color: #ffffff;
    font-size: clamp(42px, 4.2vw, 60px);
    font-weight: 800;
    line-height: 1.17;
    letter-spacing: -2.5px;
}

.qa-title span {
    display: inline-block;
    margin-top: 8px;
    color: #c5ff2f;
}

.qa-description {
    align-self: end;
    max-width: 460px;
    margin: 0 0 7px auto;
    color: rgba(255,255,255,0.5);
    font-size: 15px;
    line-height: 1.9;
}

.qa-list {
    border-top: 1px solid rgba(255,255,255,0.11);
}

.qa-item {
    border-bottom: 1px solid rgba(255,255,255,0.11);
}

.qa-question {
    width: 100%;
    min-height: 105px;
    padding: 0 10px;
    display: grid;
    grid-template-columns: 70px 1fr 48px;
    gap: 25px;
    align-items: center;
    border: 0;
    background: transparent;
    color: #ffffff;
    font-family: inherit;
    text-align: left;
    cursor: pointer;
    transition: background 0.2s ease, color 0.2s ease;
}

.qa-question:hover {
    background: rgba(197,255,47,0.025);
}

.qa-number {
    color: #c5ff2f;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 1px;
}

.qa-question-text {
    font-size: 20px;
    font-weight: 700;
    letter-spacing: -0.6px;
}

.qa-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border: 1px solid rgba(255,255,255,0.14);
    border-radius: 50%;
    color: #c5ff2f;
    font-size: 22px;
    font-weight: 300;
    transition:
        transform 0.3s ease,
        border-color 0.3s ease,
        background 0.3s ease;
}

.qa-answer {
    display: grid;
    grid-template-rows: 0fr;
    opacity: 0;
    transition:
        grid-template-rows 0.4s ease,
        opacity 0.3s ease;
}

.qa-answer-inner {
    overflow: hidden;
    padding-left: 105px;
    padding-right: 80px;
}

.qa-answer-inner p {
    max-width: 850px;
    margin: 0 0 18px;
    color: rgba(255,255,255,0.53);
    font-size: 14px;
    line-height: 1.95;
    letter-spacing: -0.15px;
}

.qa-answer-inner p:last-child {
    margin-bottom: 0;
}

.qa-item.active .qa-answer {
    grid-template-rows: 1fr;
    opacity: 1;
}

.qa-item.active .qa-answer-inner {
    padding-top: 5px;
    padding-bottom: 38px;
}

.qa-item.active .qa-icon {
    transform: rotate(45deg);
    border-color: #c5ff2f;
    background: rgba(197,255,47,0.06);
}

.qa-item.active .qa-question-text {
    color: #c5ff2f;
}

@media (max-width: 768px) {

    .qa-section {
        padding: 90px 20px 100px;
    }

    .qa-head {
        grid-template-columns: 1fr;
        gap: 25px;
        margin-bottom: 50px;
    }

    .qa-eyebrow {
        grid-column: auto;
        margin-bottom: 0;
    }

    .qa-title {
        font-size: 40px;
        letter-spacing: -1.8px;
    }

    .qa-description {
        margin: 0;
    }

    .qa-question {
        min-height: 90px;
        padding: 0 3px;
        grid-template-columns: 38px 1fr 36px;
        gap: 12px;
    }

    .qa-question:hover {
        padding-left: 3px;
        padding-right: 3px;
    }

    .qa-question-text {
        font-size: 17px;
        line-height: 1.5;
    }

    .qa-icon {
        width: 34px;
        height: 34px;
        font-size: 19px;
    }

    .qa-answer-inner {
        padding-left: 50px;
        padding-right: 10px;
    }

    .qa-answer-inner p {
        font-size: 13px;
        line-height: 1.9;
    }

    .qa-item.active .qa-answer-inner {
        padding-top: 0;
        padding-bottom: 30px;
    }

}





/* ========== 06. MAIN CTA ========== */

.main-cta-section {
    contain: paint;
    position: relative;

    min-height: 720px;

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

    padding: 140px 24px;

    background: #070b11;

    color: #ffffff;

    overflow: hidden;
}

.main-cta-section::before {
    content: "";

    position: absolute;

    top: 0;
    left: 50%;

    width: min(1180px, calc(100% - 48px));
    height: 1px;

    transform: translateX(-50%);

    background: linear-gradient(
        90deg,
        transparent,
        rgba(197,255,47,0.25),
        transparent
    );
}

.main-cta-section::after {
    content: "";

    position: absolute;

    inset: 0;

    background-image:
        linear-gradient(
            rgba(255,255,255,0.018) 1px,
            transparent 1px
        ),
        linear-gradient(
            90deg,
            rgba(255,255,255,0.018) 1px,
            transparent 1px
        );

    background-size: 55px 55px;

    pointer-events: none;
}

.main-cta-glow {
    position: absolute;

    top: 50%;
    left: 50%;

    width: 760px;
    height: 500px;

    transform: translate(-50%, -50%);

    background: radial-gradient(
        circle,
        rgba(197,255,47,0.075) 0%,
        rgba(197,255,47,0.025) 35%,
        transparent 70%
    );

    pointer-events: none;
}

.main-cta-wrap {
    position: relative;

    z-index: 2;

    width: 100%;
    max-width: 1180px;

    margin: 0 auto;

    text-align: center;
}

.main-cta-eyebrow {
    display: inline-flex;
    align-items: center;

    gap: 12px;

    margin-bottom: 32px;

    color: #c5ff2f;

    font-size: 12px;
    font-weight: 800;

    letter-spacing: 2px;
}

.main-cta-eyebrow::before,
.main-cta-eyebrow::after {
    content: "";

    width: 30px;
    height: 1px;

    background: rgba(197,255,47,0.6);
}

.main-cta-title {
    width: 100%;
    max-width: 1180px;

    margin: 0 auto;

    color: #ffffff;

    font-size: clamp(46px, 4.3vw, 66px);
    font-weight: 800;

    line-height: 1.15;
    letter-spacing: -3px;
}

.main-cta-title span {
    display: block;

    margin-top: 12px;

    color: #c5ff2f;

    white-space: nowrap;
}

.main-cta-description {
    max-width: 620px;

    margin: 35px auto 0;

    color: rgba(255,255,255,0.52);

    font-size: 16px;
    line-height: 1.9;

    letter-spacing: -0.2px;
}

.main-cta-button {
    display: inline-flex;
    align-items: center;
    justify-content: space-between;

    gap: 30px;

    min-width: 285px;

    margin-top: 45px;

    padding: 10px 10px 10px 25px;

    background: #c5ff2f;

    border: 1px solid #c5ff2f;
    border-radius: 12px;

    color: #080c13;

    text-decoration: none;

    transition:
        transform 0.25s ease,
        box-shadow 0.25s ease,
        background 0.25s ease;
}

.main-cta-button-text {
    font-size: 14px;
    font-weight: 800;
}

.main-cta-arrow {
    display: flex;
    align-items: center;
    justify-content: center;

    width: 46px;
    height: 46px;

    border-radius: 8px;

    background: #080c13;

    color: #c5ff2f;

    font-size: 19px;

    transition: transform 0.25s ease;
}

.main-cta-button:hover {
    transform: translateY(-2px);
    background: #d4ff59;
}

.main-cta-button:hover .main-cta-arrow {
    transform: translateX(3px);
}

.main-cta-bottom {
    display: flex;
    justify-content: center;
    align-items: center;

    flex-wrap: wrap;

    gap: 15px;

    margin-top: 60px;

    color: rgba(255,255,255,0.3);

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

    letter-spacing: 1.5px;
}

.main-cta-bottom i {
    display: block;

    width: 3px;
    height: 3px;

    background: #c5ff2f;

    border-radius: 50%;
}

@media (max-width: 1100px) {

    .main-cta-title {
        font-size: clamp(44px, 5.5vw, 60px);
    }

    .main-cta-title span {
        white-space: normal;
    }

}

@media (max-width: 768px) {

    .main-cta-section {
        min-height: 650px;

        padding: 100px 20px;
    }

    .main-cta-eyebrow {
        font-size: 10px;

        letter-spacing: 1.5px;
    }

    .main-cta-eyebrow::before,
    .main-cta-eyebrow::after {
        width: 20px;
    }

    .main-cta-title {
        max-width: 500px;

        font-size: 41px;
        line-height: 1.17;

        letter-spacing: -2px;
    }

    .main-cta-title span {
        margin-top: 10px;

        white-space: normal;
    }

    .main-cta-description {
        margin-top: 28px;

        font-size: 15px;
    }

    .main-cta-button {
        width: 100%;
        max-width: 330px;

        margin-top: 38px;
    }

    .main-cta-bottom {
        margin-top: 48px;

        gap: 10px;

        font-size: 9px;
    }

}





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

.site-footer {
    contain: paint;
    position: relative;
    padding: 70px 24px 35px;
    background: #05080d;
    color: #ffffff;
}

.site-footer::before {
    content: "";
    position: absolute;
    top: 0;
    left: 50%;
    width: min(1180px, calc(100% - 48px));
    height: 1px;
    transform: translateX(-50%);
    background: rgba(255,255,255,0.08);
}

.footer-wrap {
    width: 100%;
    max-width: 1180px;
    margin: 0 auto;
}

.footer-top {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 60px;
    padding-bottom: 60px;
}

.footer-brand {
    max-width: 390px;
}

.footer-logo {
    display: inline-block;
    margin-bottom: 20px;
    color: #ffffff;
    font-size: 21px;
    font-weight: 800;
    letter-spacing: -0.7px;
    text-decoration: none;
}

.footer-logo span {
    margin-left: 7px;
    color: #c5ff2f;
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 1.5px;
}

.footer-brand p {
    margin: 0;
    color: rgba(255,255,255,0.38);
    font-size: 13px;
    line-height: 1.8;
}

.footer-nav {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 30px;
    padding-top: 5px;
}

.footer-nav a {
    position: relative;
    color: rgba(255,255,255,0.52);
    font-size: 13px;
    font-weight: 600;
    text-decoration: none;
    transition: color 0.25s ease;
}

.footer-nav a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -7px;
    width: 0;
    height: 1px;
    background: #c5ff2f;
    transition: width 0.25s ease;
}

.footer-nav a:hover {
    color: #ffffff;
}

.footer-nav a:hover::after {
    width: 100%;
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
    padding-top: 28px;
    border-top: 1px solid rgba(255,255,255,0.07);
}

.footer-bottom p {
    margin: 0;
    color: rgba(255,255,255,0.27);
    font-size: 11px;
}

.footer-bottom span {
    color: rgba(255,255,255,0.22);
    font-size: 9px;
    font-weight: 700;
    letter-spacing: 1.6px;
}

@media (max-width: 768px) {

    .site-footer {
        padding: 55px 20px 30px;
    }

    .footer-top {
        flex-direction: column;
        gap: 40px;
        padding-bottom: 45px;
    }

    .footer-nav {
        gap: 20px 25px;
        padding-top: 0;
    }

    .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
        padding-top: 24px;
    }

}
/* =========================================================
   FINAL REFINEMENTS · SVG ARROWS / PREVIEW / MOBILE
========================================================= */

.ui-arrow {
    display: block;
    width: 17px;
    height: 17px;
    flex: 0 0 auto;
    overflow: visible;
    fill: none;
    stroke: currentColor;
    stroke-width: 2.2;
    stroke-linecap: round;
    stroke-linejoin: round;
    shape-rendering: geometricPrecision;
    vector-effect: non-scaling-stroke;
}

.header-main-button .ui-arrow,
.mobile-main-link .ui-arrow {
    width: 15px;
    height: 15px;
}

.hero-button.primary .ui-arrow,
.info-cta-button .ui-arrow {
    transition: transform 0.25s ease;
}

.hero-button.primary:hover .ui-arrow,
.info-cta-button:hover .ui-arrow {
    transform: translateX(3px);
}

.main-cta-arrow {
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.main-cta-arrow .ui-arrow {
    width: 18px;
    height: 18px;
    stroke-width: 2.3;
}

/* ========== 05. WHAT YOU CAN FIND ========== */

.preview-section {
    contain: paint;
    position: relative;
    padding: 140px 24px 145px;
    background: #0c1119;
    color: #ffffff;
}

.preview-section::before {
    content: "";
    position: absolute;
    top: 0;
    left: 50%;
    width: min(1180px, calc(100% - 48px));
    height: 1px;
    transform: translateX(-50%);
    background: rgba(255,255,255,0.08);
}

.preview-wrap {
    width: 100%;
    max-width: 1180px;
    margin: 0 auto;
}

.preview-head {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 80px;
    align-items: end;
    margin-bottom: 65px;
}

.preview-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 24px;
    color: #c5ff2f;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 2px;
}

.preview-eyebrow::before {
    content: "";
    display: block;
    width: 34px;
    height: 1px;
    background: #c5ff2f;
}

.preview-title {
    margin: 0;
    color: #ffffff;
    font-size: clamp(42px, 4.2vw, 60px);
    font-weight: 800;
    line-height: 1.16;
    letter-spacing: -2.5px;
}

.preview-title span {
    display: inline-block;
    margin-top: 8px;
    color: #c5ff2f;
}

.preview-description {
    max-width: 470px;
    margin: 0 0 5px auto;
    color: rgba(255,255,255,0.56);
    font-size: 16px;
    line-height: 1.9;
    letter-spacing: -0.2px;
}

.preview-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
}

.preview-card {
    position: relative;
    min-height: 250px;
    padding: 30px 28px;
    overflow: hidden;
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 14px;
    background: rgba(255,255,255,0.02);
    transition: border-color 0.25s ease, background 0.25s ease, transform 0.25s ease;
}

.preview-card::after {
    content: "";
    position: absolute;
    right: -55px;
    bottom: -70px;
    width: 150px;
    height: 150px;
    border-radius: 50%;
    background: rgba(197,255,47,0.035);
    pointer-events: none;
}

.preview-card:hover {
    transform: translateY(-4px);
    border-color: rgba(197,255,47,0.28);
    background: rgba(197,255,47,0.025);
}

.preview-card-top {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 58px;
}

.preview-number {
    color: #c5ff2f;
    font-size: 13px;
    font-weight: 800;
    letter-spacing: 1px;
}

.preview-label {
    color: rgba(255,255,255,0.28);
    font-size: 9px;
    font-weight: 800;
    letter-spacing: 1.4px;
}

.preview-card h3 {
    position: relative;
    z-index: 1;
    margin: 0 0 14px;
    color: #ffffff;
    font-size: 21px;
    font-weight: 750;
    letter-spacing: -0.6px;
}

.preview-card p {
    position: relative;
    z-index: 1;
    margin: 0;
    color: rgba(255,255,255,0.5);
    font-size: 14px;
    line-height: 1.8;
    letter-spacing: -0.15px;
}

.update-status {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
    margin-top: 22px;
    padding: 24px 28px;
    border: 1px solid rgba(255,255,255,0.09);
    border-radius: 12px;
    background: rgba(255,255,255,0.018);
}

.update-status-main {
    display: flex;
    align-items: center;
    gap: 15px;
    min-width: 0;
}

.update-status-dot {
    width: 9px;
    height: 9px;
    flex: 0 0 9px;
    border-radius: 50%;
    background: #c5ff2f;
    box-shadow: 0 0 0 5px rgba(197,255,47,0.07);
}

.update-status-label {
    display: block;
    margin-bottom: 5px;
    color: rgba(255,255,255,0.34);
    font-size: 9px;
    font-weight: 800;
    letter-spacing: 1.5px;
}

.update-status strong {
    display: block;
    color: rgba(255,255,255,0.78);
    font-size: 14px;
    font-weight: 650;
    letter-spacing: -0.2px;
}

.update-status-items {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    flex-wrap: wrap;
    gap: 8px;
}

.update-status-items span {
    padding: 8px 11px;
    border: 1px solid rgba(255,255,255,0.09);
    border-radius: 999px;
    color: rgba(255,255,255,0.46);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: -0.1px;
}

/* ========== RESPONSIVE FINAL PASS ========== */

@media (max-width: 1100px) {
    .preview-head {
        grid-template-columns: 1fr;
        gap: 28px;
    }

    .preview-description {
        margin: 0;
    }

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

@media (max-width: 768px) {
    html {
        scroll-padding-top: 68px;
    }

    .intro-hero,
    .info-section,
    .how-section,
    .check-section,
    .preview-section,
    .qa-section,
    .main-cta-section {
        overflow-x: clip;
    }

    .hero-title,
    .info-title,
    .how-title,
    .check-title,
    .preview-title,
    .qa-title,
    .main-cta-title {
        overflow-wrap: keep-all;
        word-break: keep-all;
    }

    .preview-section {
        padding: 90px 20px 100px;
    }

    .preview-head {
        margin-bottom: 48px;
    }

    .preview-title {
        font-size: 40px;
        line-height: 1.18;
        letter-spacing: -1.8px;
    }

    .preview-description {
        font-size: 15px;
        line-height: 1.85;
    }

    .preview-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .preview-card {
        min-height: 210px;
        padding: 27px 24px;
    }

    .preview-card-top {
        margin-bottom: 42px;
    }

    .preview-card h3 {
        font-size: 20px;
    }

    .preview-card p {
        font-size: 13px;
        line-height: 1.8;
    }

    .update-status {
        flex-direction: column;
        align-items: flex-start;
        gap: 18px;
        margin-top: 14px;
        padding: 22px 21px;
    }

    .update-status-items {
        justify-content: flex-start;
    }

    .header-main-button .ui-arrow,
    .mobile-main-link .ui-arrow {
        width: 14px;
        height: 14px;
    }

    .hero-button.primary .ui-arrow,
    .info-cta-button .ui-arrow,
    .main-cta-arrow .ui-arrow {
        width: 16px;
        height: 16px;
    }
}

@media (max-width: 480px) {
    .hero-title,
    .info-title,
    .how-title,
    .check-title,
    .preview-title,
    .qa-title,
    .main-cta-title {
        font-size: 34px;
        letter-spacing: -1.4px;
    }

    .hero-description,
    .info-head-right p,
    .how-description,
    .check-intro,
    .preview-description,
    .qa-description,
    .main-cta-description {
        font-size: 14px;
    }

    .info-cta,
    .update-status {
        border-radius: 12px;
    }

    .preview-card {
        min-height: 195px;
    }
}

/* =========================================================
   04. EXPLORE CONTENT
========================================================= */
.explore-section {
    position: relative;
    padding: 150px 40px;
    background: #080c13;
    color: #ffffff;
    overflow: hidden;
}
.explore-section::before {
    content: "";
    position: absolute;
    top: 0;
    left: 50%;
    width: min(1180px, calc(100% - 80px));
    height: 1px;
    transform: translateX(-50%);
    background: linear-gradient(90deg, transparent, rgba(255,255,255,.12), transparent);
}
.explore-inner { position: relative; width: 100%; max-width: 1180px; margin: 0 auto; }
.explore-head {
    display: flex; align-items: flex-end; justify-content: space-between;
    gap: 70px; margin-bottom: 68px;
}
.explore-head-left { flex: 1; }
.explore-eyebrow {
    display: block; margin-bottom: 22px; color: #c5ff2f;
    font-size: 12px; font-weight: 700; letter-spacing: .16em;
}
.explore-head h2 {
    margin: 0; font-size: clamp(42px,5vw,68px); line-height: 1.12;
    letter-spacing: -.045em; font-weight: 700; word-break: keep-all;
}
.explore-description {
    width: 100%; max-width: 380px; margin: 0 0 8px;
    color: rgba(255,255,255,.52); font-size: 15px; line-height: 1.85; word-break: keep-all;
}
.explore-grid { display: grid; grid-template-columns: repeat(12,1fr); gap: 16px; }
.explore-card {
    position: relative; display: flex; flex-direction: column; min-height: 320px;
    padding: 30px; border: 1px solid rgba(255,255,255,.09);
    background: linear-gradient(145deg,rgba(255,255,255,.035),rgba(255,255,255,.012));
    color: #fff; text-decoration: none; overflow: hidden;
    transition: border-color .3s ease, transform .3s ease, background .3s ease;
}
.explore-card::before {
    content: ""; position: absolute; left: 0; top: 0; width: 100%; height: 2px;
    background: #c5ff2f; transform: scaleX(0); transform-origin: left; transition: transform .35s ease;
}
.explore-card::after {
    content: ""; position: absolute; right: -100px; bottom: -130px; width: 260px; height: 260px;
    border-radius: 50%; background: rgba(197,255,47,.045); filter: blur(5px); opacity: 0;
    transition: opacity .3s ease;
}
.explore-card:hover {
    border-color: rgba(197,255,47,.35);
    background: linear-gradient(145deg,rgba(197,255,47,.045),rgba(255,255,255,.018));
    transform: translateY(-4px);
}
.explore-card:hover::before { transform: scaleX(1); }
.explore-card:hover::after { opacity: 1; }
.explore-card-guide { grid-column: span 7; min-height: 365px; }
.explore-card-check { grid-column: span 5; min-height: 365px; }
.explore-card-info { grid-column: span 5; }
.explore-card-update { grid-column: span 7; }
.explore-card-top {
    position: relative; z-index: 2; display: flex; align-items: center;
    justify-content: space-between; margin-bottom: 70px;
}
.explore-number { color: rgba(255,255,255,.32); font-size: 13px; font-weight: 600; letter-spacing: .08em; }
.explore-tag {
    padding: 7px 10px; border: 1px solid rgba(255,255,255,.1);
    color: rgba(255,255,255,.44); font-size: 10px; font-weight: 700; letter-spacing: .14em;
}
.explore-card-content { position: relative; z-index: 2; max-width: 480px; }
.explore-card-content h3 {
    margin: 0 0 18px; font-size: clamp(25px,2.4vw,34px); line-height: 1.28;
    letter-spacing: -.035em; font-weight: 700; word-break: keep-all;
}
.explore-card-content p {
    max-width: 390px; margin: 0; color: rgba(255,255,255,.45);
    font-size: 14px; line-height: 1.8; word-break: keep-all;
}
.explore-card-bottom {
    position: relative; z-index: 2; display: flex; align-items: center; justify-content: space-between;
    margin-top: auto; padding-top: 45px; color: rgba(255,255,255,.72); font-size: 13px; font-weight: 600;
}
.explore-arrow {
    display: flex; align-items: center; justify-content: center; width: 42px; height: 42px;
    border: 1px solid rgba(255,255,255,.14); border-radius: 50%; color: rgba(255,255,255,.55);
    transition: color .25s ease,border-color .25s ease,background .25s ease,transform .25s ease;
}
.explore-arrow svg {
    display: block; width: 17px; height: 17px; fill: none; stroke: currentColor;
    stroke-width: 2.1; stroke-linecap: round; stroke-linejoin: round;
}
.explore-card:hover .explore-arrow {
    color: #c5ff2f; border-color: #c5ff2f; background: rgba(197,255,47,.05); transform: translateX(3px);
}
@media (max-width:900px) {
    .explore-section { padding: 110px 24px; }
    .explore-head { display: block; margin-bottom: 48px; }
    .explore-description { max-width: 540px; margin-top: 28px; }
    .explore-grid { grid-template-columns: 1fr 1fr; }
    .explore-card-guide,.explore-card-check,.explore-card-info,.explore-card-update {
        grid-column: span 1; min-height: 330px;
    }
}
@media (max-width:640px) {
    .explore-section { padding: 90px 20px; }
    .explore-section::before { width: calc(100% - 40px); }
    .explore-head { margin-bottom: 38px; }
    .explore-eyebrow { margin-bottom: 18px; font-size: 11px; }
    .explore-head h2 { font-size: 36px; line-height: 1.16; }
    .explore-description { margin-top: 22px; font-size: 14px; line-height: 1.75; }
    .explore-grid { grid-template-columns: 1fr; gap: 12px; }
    .explore-card-guide,.explore-card-check,.explore-card-info,.explore-card-update {
        grid-column: 1; min-height: 290px;
    }
    .explore-card { padding: 24px; }
    .explore-card-top { margin-bottom: 55px; }
    .explore-card-content h3 { font-size: 27px; }
    .explore-card-bottom { padding-top: 36px; }
    .explore-arrow { width: 38px; height: 38px; }
}