:root {
    --dc-bg: #07131f;
    --dc-bg2: #0b1d2d;
    --dc-bg3: #10283b;

    --dc-blue: #0b66b3;
    --dc-blue-light: #2f9be8;

    --dc-text: #f5f7fa;
    --dc-muted: #aab8c5;

    --dc-border: rgba(255, 255, 255, 0.08);
}


html {
    scroll-behavior: smooth;
}


body {
    margin: 0;

    background-color: var(--dc-bg);

    color: var(--dc-text);

    font-family:
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        "Noto Sans KR",
        Arial,
        sans-serif;
}



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

.navbar {
    background: rgba(7, 19, 31, 0.95);

    backdrop-filter: blur(10px);

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


.navbar-brand {
    font-size: 1.5rem;

    letter-spacing: -0.03rem;
}


.nav-link {
    font-size: 0.85rem;

    letter-spacing: 0.05rem;

    margin-left: 15px;
}



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

.hero {
    min-height: 100vh;

    display: flex;

    align-items: center;

    padding-top: 100px;

    background:

        radial-gradient(
            circle at 80% 30%,
            rgba(47, 155, 232, 0.16),
            transparent 35%
        ),

        linear-gradient(
            135deg,
            #07131f,
            #0b1d2d
        );
}


.hero-title {
    font-size:
        clamp(3rem, 7vw, 6rem);

    font-weight: 700;

    line-height: 1;

    letter-spacing: -0.15rem;
}


.hero-subtitle {
    font-size: 1.3rem;

    color:
        var(--dc-blue-light);

    letter-spacing: 0.08rem;
}


.hero-description {
    color:
        var(--dc-muted);

    max-width: 700px;

    font-size: 1.15rem;

    line-height: 1.7;
}



/* ==================================================
   COMMON SECTION
================================================== */

.section {
    padding: 110px 0;
}


.section-alt {
    background-color:
        var(--dc-bg2);
}


.section-label {
    color:
        var(--dc-blue-light);

    font-size: 0.75rem;

    font-weight: 700;

    letter-spacing: 0.15rem;

    margin-bottom: 15px;
}


.section-title {
    font-size:
        clamp(2rem, 4vw, 2.7rem);

    font-weight: 700;

    margin-bottom: 50px;

    letter-spacing: -0.05rem;
}


.content-title {
    font-size:
        clamp(2rem, 4vw, 3rem);

    font-weight: 700;

    margin-bottom: 30px;

    letter-spacing: -0.06rem;
}


.content-lead {
    font-size: 1.2rem;

    line-height: 1.8;

    margin-bottom: 25px;
}


.content-text {
    color:
        var(--dc-muted);

    line-height: 1.9;

    margin-bottom: 20px;
}



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

.page-header {
    padding: 180px 0 100px;

    background:

        radial-gradient(
            circle at 80% 20%,
            rgba(47, 155, 232, 0.18),
            transparent 35%
        ),

        linear-gradient(
            135deg,
            #07131f,
            #0b1d2d
        );

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


.page-label {
    color:
        var(--dc-blue-light);

    font-size: 0.8rem;

    font-weight: 700;

    letter-spacing: 0.15rem;

    margin-bottom: 15px;
}


.page-title {
    font-size:
        clamp(2.8rem, 6vw, 5rem);

    font-weight: 700;

    margin-bottom: 25px;

    letter-spacing: -0.12rem;
}


.page-description {
    max-width: 780px;

    color:
        var(--dc-muted);

    font-size: 1.15rem;

    line-height: 1.8;
}



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

.btn-dimocore {
    background-color:
        var(--dc-blue);

    color: white;

    border: none;

    padding:
        12px 24px;
}


.btn-dimocore:hover {
    background-color:
        var(--dc-blue-light);

    color: white;
}


.btn-outline-dimocore {
    border:
        1px solid var(--dc-blue-light);

    color:
        var(--dc-blue-light);

    padding:
        12px 24px;
}


.btn-outline-dimocore:hover {
    background:
        var(--dc-blue-light);

    color:
        white;
}



/* ==================================================
   HOME TECHNOLOGY CARD
================================================== */

.tech-card {
    height: 100%;

    padding: 32px;

    border-radius: 12px;

    background:
        rgba(255, 255, 255, 0.035);

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

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


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

    border-color:
        rgba(47, 155, 232, 0.7);
}


.tech-card h3 {
    font-size: 1.25rem;

    margin-bottom: 15px;
}


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

    margin: 0;

    line-height: 1.7;
}



/* ==================================================
   SERVICE CARD
================================================== */

.service-card {
    padding: 30px;

    height: 100%;

    border-radius: 12px;

    background:
        linear-gradient(
            145deg,
            #10283b,
            #091825
        );

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


.service-type {
    color:
        var(--dc-blue-light);

    font-size: 0.8rem;

    font-weight: bold;

    letter-spacing: 0.08rem;
}



/* ==================================================
   PROJECT CARD
================================================== */

.project-card {
    height: 100%;

    padding: 38px;

    border-radius: 14px;

    background:
        linear-gradient(
            145deg,
            rgba(17, 42, 61, 0.95),
            rgba(8, 23, 35, 0.95)
        );

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

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


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

    border-color:
        rgba(47, 155, 232, 0.6);
}


.project-category {
    color:
        var(--dc-blue-light);

    font-size: 0.75rem;

    font-weight: 700;

    letter-spacing: 0.12rem;

    margin-bottom: 18px;
}


.project-card h2 {
    font-size: 1.65rem;

    margin-bottom: 5px;
}


.project-subtitle {
    color:
        var(--dc-muted);

    margin-bottom: 22px;
}


.project-card p {
    line-height: 1.75;
}


.project-tags {
    margin-top: 25px;
}


.project-tags span {
    display: inline-block;

    padding: 6px 10px;

    margin:
        3px 3px 3px 0;

    font-size: 0.75rem;

    color: #b9ddf7;

    border-radius: 5px;

    background:
        rgba(47, 155, 232, 0.10);

    border:
        1px solid
        rgba(47, 155, 232, 0.20);
}



/* ==================================================
   COMPANY
================================================== */

.company-info-card {
    padding: 10px 30px;

    border-radius: 14px;

    background:
        rgba(255, 255, 255, 0.03);

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


.company-info-row {
    display: flex;

    justify-content:
        space-between;

    align-items:
        flex-start;

    gap: 25px;

    padding: 20px 0;

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


.company-info-row:last-child {
    border-bottom: none;
}


.company-info-label {
    color:
        var(--dc-muted);

    font-size: 0.85rem;

    flex-shrink: 0;
}


.company-info-row strong {
    text-align: right;

    font-size: 0.95rem;

    font-weight: 500;
}



/* ==================================================
   BUSINESS CARD
================================================== */

.business-card {
    position: relative;

    height: 100%;

    min-height: 250px;

    padding: 35px;

    overflow: hidden;

    border-radius: 14px;

    background:
        rgba(255, 255, 255, 0.035);

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

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


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

    border-color:
        rgba(47, 155, 232, 0.6);
}


.business-number {
    color:
        rgba(47, 155, 232, 0.35);

    font-size: 2.5rem;

    font-weight: 700;

    margin-bottom: 25px;
}


.business-card h3 {
    font-size: 1.25rem;

    margin-bottom: 15px;
}


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

    line-height: 1.75;

    margin: 0;
}



/* ==================================================
   FIELD CARD
================================================== */

.field-card {
    display: flex;

    align-items:
        flex-start;

    gap: 25px;

    height: 100%;

    padding: 30px;

    border-radius: 14px;

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

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


.field-index {
    width: 55px;

    min-width: 55px;

    height: 55px;

    display: flex;

    align-items: center;

    justify-content: center;

    border-radius: 10px;

    color:
        var(--dc-blue-light);

    background:
        rgba(47, 155, 232, 0.10);

    border:
        1px solid
        rgba(47, 155, 232, 0.25);

    font-weight: 700;
}


.field-card h3 {
    font-size: 1.25rem;

    margin-bottom: 10px;
}


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

    line-height: 1.7;

    margin: 0;
}



/* ==================================================
   VERIFICATION
================================================== */

.verification-list {
    border-top:
        1px solid var(--dc-border);
}


.verification-item {
    padding: 18px 10px;

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

    font-size: 1rem;
}



/* ==================================================
   TECHNOLOGY
================================================== */

.technology-main-card {
    height: 100%;

    min-height: 260px;

    padding: 35px;

    border-radius: 14px;

    background:
        linear-gradient(
            145deg,
            rgba(17, 42, 61, 0.95),
            rgba(8, 23, 35, 0.95)
        );

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

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


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

    border-color:
        rgba(47, 155, 232, 0.65);
}


.technology-icon {
    display: inline-flex;

    align-items: center;

    justify-content: center;

    min-width: 65px;

    height: 40px;

    padding: 0 13px;

    margin-bottom: 25px;

    border-radius: 7px;

    color:
        var(--dc-blue-light);

    background:
        rgba(47, 155, 232, 0.10);

    border:
        1px solid
        rgba(47, 155, 232, 0.25);

    font-size: 0.8rem;

    font-weight: 700;

    letter-spacing: 0.06rem;
}


.technology-main-card h3 {
    margin-bottom: 15px;

    font-size: 1.35rem;
}


.technology-main-card p {
    color:
        var(--dc-muted);

    line-height: 1.75;

    margin: 0;
}



/* ==================================================
   TECHNOLOGY GROUP
================================================== */

.technology-group {
    padding: 35px 0;

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


.technology-group:first-of-type {
    padding-top: 0;
}


.technology-group:last-child {
    border-bottom: none;
}


.technology-group-title {
    display: flex;

    align-items: center;

    gap: 20px;

    margin-bottom: 25px;
}


.technology-group-title h3 {
    margin: 0;

    font-size: 1.35rem;
}


.technology-group-code {
    display: inline-flex;

    align-items: center;

    justify-content: center;

    min-width: 55px;

    padding: 7px 10px;

    border-radius: 5px;

    color:
        var(--dc-blue-light);

    background:
        rgba(47, 155, 232, 0.10);

    border:
        1px solid
        rgba(47, 155, 232, 0.25);

    font-size: 0.75rem;

    font-weight: 700;
}


.tech-chip-list {
    display: flex;

    flex-wrap: wrap;

    gap: 9px;
}


.tech-chip-list span {
    display: inline-block;

    padding: 8px 13px;

    border-radius: 6px;

    color: #c9d9e5;

    background:
        rgba(255, 255, 255, 0.035);

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

    font-size: 0.82rem;
}



/* ==================================================
   CAPABILITY FLOW
================================================== */

.capability-flow {
    padding: 30px;

    border-radius: 14px;

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

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


.capability-step {
    padding: 17px 20px;

    border-radius: 8px;

    background:
        rgba(47, 155, 232, 0.08);

    border:
        1px solid
        rgba(47, 155, 232, 0.16);
}


.capability-step span {
    color:
        var(--dc-blue-light);

    font-size: 0.75rem;

    font-weight: 700;

    margin-right: 15px;
}


.capability-arrow {
    color:
        var(--dc-muted);

    text-align: center;

    padding: 7px 0;
}



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

.footer {
    padding: 60px 0 35px;

    color:
        var(--dc-muted);

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


.footer strong {
    color:
        var(--dc-text);
}


.footer hr {
    border-color:
        var(--dc-border);
}

.footer a {
    color: inherit;
    text-decoration: none;
    transition: color 0.2s ease;
}

.footer a:hover {
    color: #6fa8ff;
}    

.footer-brand {
    font-size: 1.25rem;
    font-weight: 700;
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}
.footer-links li {
    margin-bottom: 12pix;
}    
.footer-links a {
    display: inline-block;
}      
.footer-links span {
    opacity: 0.65;
}    


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

@media (max-width: 991px) {

    .navbar-collapse {
        padding:
            20px 0;
    }


    .nav-link {
        margin-left: 0;

        padding:
            10px 0;
    }


    .hero {
        min-height: 85vh;
    }


    .section {
        padding:
            80px 0;
    }


    .page-header {
        padding:
            140px 0 75px;
    }

}


@media (max-width: 767px) {

    .hero-title {
        letter-spacing:
            -0.08rem;
    }


    .page-title {
        letter-spacing:
            -0.06rem;
    }


    .company-info-row {
        display: block;
    }


    .company-info-row strong {
        display: block;

        text-align: left;

        margin-top: 8px;
    }


    .field-card {
        display: block;
    }


    .field-index {
        margin-bottom: 20px;
    }
  
}