/* =========================================================
   0) Root & Base
========================================================= */
:root {
    --bg: #fcfcfc;
    --fg: #111111;
    --muted: #6b7280;
    --brand: #111111;
    --card: #ffffff;
    --card-h-lg: 180px;
    --card-h-md: 180px;
    --card-h-sm: 160px;
    --hero-image: url('background image.png');
    /* Press accent */
    --press-border: #111111;
    --press-shadow: 0 10px 26px rgba(15,23,42,0.12);
    --press-shadow-hover: 0 16px 42px rgba(15,23,42,0.18);
}

* {
    box-sizing: border-box;
}

html, body {
    margin: 0;
    padding: 0;
    background: var(--bg);
    color: var(--fg);
    font-family: system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,"Noto Sans KR","Apple SD Gothic Neo","Malgun Gothic",sans-serif;
}

a {
    color: inherit;
    text-decoration: none;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 16px;
}

/* Global paragraph (site default) */
p {
    font-family: system-ui,-apple-system,"Segoe UI",Roboto,"Noto Sans KR","Apple SD Gothic Neo","Malgun Gothic","Helvetica Neue",Arial,sans-serif;
}

/* =========================================================
   1) Header / Nav (기존 CSS 네비 버전 유지)
========================================================= */
.site-header {
    position: sticky;
    top: 0;
    background: rgba(252,252,252,.9);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid #e2e5eb;
    z-index: 10;
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 64px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
}

.logo {
    width: 28px;
    height: 28px;
}

/* top-level menu */
.menu > ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: 22px;
    align-items: center;
}

.menu a {
    opacity: .95;
}

    .menu a:hover {
        opacity: 1;
    }

/* Dropdowns (click-to-open only) */
.dropdown {
    position: relative;
}

.dropbtn {
    background: none;
    border: 0;
    color: var(--fg);
    font: inherit;
    cursor: pointer;
}

.dropbtn, .menu a {
    color: var(--fg);
}

.dropdown-menu {
    position: absolute;
    top: 120%;
    left: 0;
    background: #ffffff;
    border: 1px solid #e2e5eb;
    border-radius: 10px;
    min-width: 220px;
    box-shadow: 0 10px 30px rgba(15,23,42,.12);
    padding: 0;
    margin: 0;
    display: block; /* vertical stack */
}

    .dropdown-menu[hidden] {
        display: none !important;
    }

    .dropdown-menu li {
        list-style: none;
        display: block;
    }

    .dropdown-menu a {
        display: block;
        padding: 10px 14px;
        border-bottom: 1px solid #e2e5eb;
        white-space: nowrap;
    }

        .dropdown-menu a:last-child {
            border-bottom: 0;
        }

/* Mobile nav */
.nav-toggle {
    display: none;
    background: none;
    border: 1px solid #cbd5e1;
    border-radius: 8px;
    padding: 6px 10px;
    color: var(--fg);
}

@media (max-width:820px) {
    .nav-toggle {
        display: inline-block;
    }

    .menu {
        display: none;
        position: absolute;
        right: 16px;
        top: 64px;
        background: #ffffff;
        padding: 12px;
        border: 1px solid #e2e5eb;
        border-radius: 12px;
    }

        .menu > ul {
            flex-direction: column;
            align-items: stretch;
            gap: 6px;
        }

    .dropdown .dropdown-menu {
        position: relative;
        top: auto;
        left: auto;
        margin-top: 6px;
    }
}

/* =========================================================
   2) Hero
========================================================= */
.hero {
    height: 90vh;
    min-height: 480px;
    background-image: var(--hero-image);
    background-size: cover;
    background-position: center;
    position: relative;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg,rgba(0,0,0,.35),rgba(0,0,0,.55));
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 0 16px;
}

.hero h1 {
    font-family: "Montserrat","Noto Sans KR",sans-serif;
    font-weight: 700;
    font-size: clamp(36px,6vw,68px);
    color: #ffffff;
    text-shadow: 0 4px 16px rgba(0,0,0,0.4);
    letter-spacing: .5px;
}

.hero-sub {
    font-family: "Inter","Noto Sans KR",sans-serif;
    font-size: clamp(15px,1.2vw,18px);
    line-height: 1.7;
    color: #c9c7c7;
    text-align: center;
    max-width: 850px;
    margin: 0 auto;
    text-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

/* =========================================================
   3) Projects & Events
========================================================= */
.projects-section {
    text-align: center;
    margin-top: 3rem;
    margin-bottom: 1.5rem;
}

.projects-title {
    font-family: "Poppins","Noto Sans KR",sans-serif;
    font-size: clamp(28px,3.5vw,40px);
    font-weight: 700;
    color: #111111;
    letter-spacing: .5px;
    text-shadow: 0 3px 10px rgba(0,0,0,0.3);
}

.update-section .projects-title {
    margin-bottom: 24px;
    text-align: center;
}

.project-meta {
    margin: 6px 0 0;
    font-size: 0.82rem;
    color: rgba(15,23,42,0.58);
    letter-spacing: 0.02em;
}

/* Projects 카드 제목 – Inter 적용 */
.projects-section .card h3 {
    font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
    font-weight: 600;
    font-size: 1.15rem;
    letter-spacing: -0.01em;
}


/* Cards grid */
.cards {
    display: grid;
    grid-template-columns: repeat(4,1fr);
    gap: 24px;
    margin: 34px auto 4rem; /* 아래 여백 여유 */
    align-items: stretch;
}

.cards-2 {
    display: grid;
    grid-template-columns: repeat(2,1fr);
    gap: 24px;
    margin: 34px auto 4rem; /* 아래 여백 여유 */
    align-items: stretch;
}

.card {
    background: var(--card);
    border: 1px solid #e2e8f0;
    border-radius: 18px;
    padding: 24px;
    box-shadow: 0 6px 18px rgba(15,23,42,0.08);
    display: flex;
    flex-direction: column;
    gap: 10px;
    justify-content: space-between;
    min-height: var(--card-h-lg);
}

.card-hover {
    transition: transform .4s cubic-bezier(0.4, 0, 0.2, 1), box-shadow .4s cubic-bezier(0.4, 0, 0.2, 1), border-color .3s ease;
}

    .card-hover:hover {
        transform: translateY(-8px);
        border-color: rgba(15,23,42,0.12);
        box-shadow: 0 20px 25px -5px rgba(0,0,0,0.12), 0 12px 16px -6px rgba(15,23,42,0.12);
    }

.card-link {
    text-decoration: none;
    color: inherit;
}

.card-cta {
    margin-top: auto;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-weight: 600;
    color: var(--brand);
}

    .card-cta::after {
        content: "→";
        font-size: 1rem;
    }

.card h3 {
    margin: 0;
}

.card p {
    color: var(--muted);
    line-height: 1.5;
}

@media (max-width:1100px) {
    .cards {
        grid-template-columns: repeat(2,1fr);
    }
}

@media (max-width:600px) {
    .cards {
        grid-template-columns: 1fr;
    }

    .cards-2 {
        grid-template-columns: 1fr;
    }
}

/* =========================================================
   4) Buttons (공통)
========================================================= */
.btn {
    display: inline-block;
    padding: .5rem .8rem;
    border-radius: 10px;
    border: 1px solid rgba(127,127,127,.35);
    background: #e2e8f0;
    color: #111111;
    font-weight: 600;
    text-decoration: none;
    white-space: nowrap;
    transition: background .2s ease, transform .2s ease, border-color .2s ease, box-shadow .2s ease, filter .2s ease;
}

    .btn:hover {
        filter: brightness(1.03);
    }

    .btn.small {
        padding: 6px 10px;
        border-radius: 8px;
        font-size: 14px;
    }

.btn-ghost {
    background: transparent;
}

/* View more button */
.press-more {
    text-align: center;
    margin-top: 2rem;
}

    .press-more .btn.view-more {
        background: rgba(255,255,255,0.1);
        border: 1px solid rgba(0,0,0,0.15);
        border-radius: 12px;
        padding: 0.7rem 1.2rem;
        font-weight: 600;
    }

        .press-more .btn.view-more:hover {
            background: rgba(0,0,0,0.05);
            transform: translateY(-2px);
        }

/* =========================================================
   5) Home: UAII in the Press (index slider only)
========================================================= */
.press {
    margin: 3rem auto;
    padding: 0 1.2rem;
    max-width: 1100px;
}

    .press h2 {
        text-align: center;
        font-family: "Poppins","Noto Sans KR",sans-serif;
        font-size: clamp(28px,3.5vw,38px);
        font-weight: 800;
        letter-spacing: .5px;
        margin: 0 0 2rem 0;
        color: #111111;
        text-shadow: 0 3px 10px rgba(0,0,0,0.3);
    }

    /* Slider shell */
    .press .press-slider {
        position: relative;
        overflow: hidden;
    }

    /* Moving track */
    .press .press-track {
        display: flex;
        width: 100%;
        will-change: transform;
        transition: transform 600ms cubic-bezier(0.22, 1, 0.36, 1);
    }

        /* Slide */
        .press .press-track .press-item {
            flex: 0 0 100%;
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 1rem;
            align-items: start;
            /* 강조된 테두리 */
            border: 1px solid #e2e8f0;
            border-radius: 22px;
            padding: 1.25rem;
            background: #ffffff;
            box-shadow: 0 10px 24px rgba(15,23,42,0.08);
            transition: transform .35s cubic-bezier(0.4, 0, 0.2, 1), box-shadow .35s cubic-bezier(0.4, 0, 0.2, 1), border-color .3s ease;
        }

            .press .press-track .press-item:hover {
                transform: translateY(-6px);
                border-color: rgba(15,23,42,0.12);
                box-shadow: 0 20px 25px -5px rgba(0,0,0,0.12), 0 12px 16px -6px rgba(15,23,42,0.12);
            }

    .press .press-media {
        position: relative;
        display: block;
        border-radius: 12px;
        overflow: hidden;
        width: 100%;
        aspect-ratio: 16 / 9;
    }

        .press .press-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
        }

.press-media::after {
    content: "↗";
    position: absolute;
    top: 12px;
    left: 12px;
    background: rgba(0,0,0,.6);
    color: white;
    font-size: 12px;
    padding: 4px 6px;
    border-radius: 6px;
}

.press .press-overlay-title {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    padding: .85rem 1rem;
    color: #ffffff;
    font-weight: 800;
    letter-spacing: .2px;
    background: linear-gradient(to top, rgba(0,0,0,.62), rgba(0,0,0,0));
    text-shadow: 0 1px 2px rgba(0,0,0,.4);
}

.press .press-body {
    display: flex;
    flex-direction: column;
    gap: .65rem;
}

.press-card-link {
    text-decoration: none;
    color: inherit;
}

/* Press 카드 내부 텍스트 기본 색 */
.press .press-body,
.press .press-body p,
.press .press-meta,
.press .press-links a {
    color: #111;
}

/* 설명 텍스트 폰트 변경(원하는 폰트가 로드돼있으면 적용됨)
   - serif 느낌으로 가려면 "Playfair Display"를 head에 추가해줘
   - Inter는 이미 hero-sub에서 쓰고 있으니 head에 있으면 더 좋음 */
.press .press-summary {
    margin: 0;
    line-height: 1.75;
    /* 기본은 Inter 계열로(없으면 system으로 fallback) */
    font-family: "Inter","Noto Sans KR",system-ui,sans-serif;
    font-size: .95rem;
    display: -webkit-box;
    -webkit-line-clamp: 8;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.press .press-meta {
    margin: 0;
    color: rgba(107,114,128,.95);
    font-size: .9rem;
}

.press .press-sep {
    margin: 0 .35rem;
    opacity: .7;
}

.press-cta {
    margin-top: .2rem;
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    font-weight: 600;
    color: #1e3a8a;
}

.press-cta-icon {
    width: 18px;
    height: 18px;
}

/* Controls */
.press-controls {
    margin-top: 1rem;
    display: flex;
    justify-content: center;
    gap: .75rem;
}

.press-control {
    width: 48px;
    height: 48px;
    border: 1px solid rgba(15,23,42,0.15);
    background: #ffffff;
    color: #1e3a8a;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background .2s ease, border-color .2s ease, transform .2s ease, box-shadow .2s ease;
}

    .press-control:hover {
        background: #eff6ff;
        border-color: rgba(30,58,138,0.35);
        transform: translateY(-2px);
        box-shadow: 0 10px 20px rgba(15,23,42,0.12);
    }

    .press-control svg {
        width: 20px;
        height: 20px;
    }

    .press-control:focus-visible {
        outline: 2px solid #111111;
        outline-offset: 3px;
    }

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .press .press-track {
        transition: none;
    }
}

/* Responsive */
@media (max-width:900px) {
    .press .press-track .press-item {
        grid-template-columns: 1fr;
    }

    .press .press-overlay-title {
        font-size: 1rem;
    }

    .press .press-summary {
        -webkit-line-clamp: 5;
    }
}

.press-media {
    position: relative;
    display: block;
    overflow: hidden;
    cursor: pointer;
}

    .press-media img {
        transition: transform 0.5s ease;
    }

    .press-media::before {
        content: '';
        position: absolute;
        inset: 0;
        background: rgba(0, 0, 0, 0);
        transition: background 0.3s ease;
        z-index: 1;
    }

    .press-media:hover::before {
        background: rgba(0, 0, 0, 0.45);
    }

    .press-media:hover img {
        transform: scale(1.05);
    }

/* Hover CTA */
.press-hover-cta {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, calc(-50% + 8px));
    color: #fff;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    opacity: 0;
    z-index: 2;
    transition: opacity 0.3s ease, transform 0.3s ease;
    pointer-events: none;
}

.press-media:hover .press-hover-cta {
    opacity: 1;
    transform: translate(-50%, -50%);
}

/* =========================================================
   6) Press Page (press.html) — scoped to .press-page only
   (홈 슬라이더와 절대 충돌하지 않게 분리)
========================================================= */
.press-page {
    max-width: 1100px;
    margin: 2rem auto;
    padding: 0 1.2rem;
}

    .press-page h1 {
        text-align: center;
        margin-bottom: 1.5rem;
    }

.press-toolbar {
    display: flex;
    gap: .5rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}

    .press-toolbar input[type="search"] {
        padding: .5rem .7rem;
        border: 1px solid #ddd;
        border-radius: 10px;
        min-width: 220px;
    }

    .press-toolbar .view-toggle {
        border: 1px solid #ddd;
        border-radius: 10px;
        padding: .45rem .7rem;
        background: #fff;
        cursor: pointer;
    }

        .press-toolbar .view-toggle[aria-pressed="true"] {
            background: #f5f5f5;
        }

.press-list {
    display: grid;
    gap: 1rem;
}

/* Press page item (scoped) */
.press-page .press-item {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 1rem;
    border: 1px solid #eee;
    border-radius: 14px;
    padding: .8rem;
    background: #fff;
}

.press-page .press-media {
    position: relative;
    display: block;
    border-radius: 10px;
    overflow: hidden;
    min-height: 180px;
}

    .press-page .press-media img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        display: block;
    }

.press-page .press-overlay-title {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    padding: .8rem 1rem;
    color: #fff;
    font-weight: 700;
    background: linear-gradient(to top, rgba(0,0,0,.6), rgba(0,0,0,0));
    text-shadow: 0 1px 2px rgba(0,0,0,.4);
}

.press-page .press-body {
    display: flex;
    flex-direction: column;
    gap: .5rem;
}

.press-page .press-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin: 0;
}

.press-page .press-summary {
    margin: 0;
    line-height: 1.55;
    display: -webkit-box;
    -webkit-line-clamp: 8;
    -webkit-box-orient: vertical;
    overflow: hidden;
    color: #374151;
}

.press-page .press-meta {
    margin: 0;
    color: #666;
    font-size: .92rem;
}

.press-page .press-links {
    display: flex;
    gap: .5rem;
    flex-wrap: wrap;
}

.press-page .btn {
    background: #fff;
    border: 1px solid #ddd;
}

    .press-page .btn:hover {
        background: #f5f5f5;
    }

.press-list.compact .press-item {
    grid-template-columns: 1fr;
}

.press-list.compact .press-media {
    min-height: 140px;
}

@media (max-width:900px) {
    .press-page .press-item {
        grid-template-columns: 1fr;
    }
}

/* =========================================================
   7) Contact (index.html 현재 구조 기준: 밝은 버전)
========================================================= */
.contact {
    background: #f3f4f6;
    padding: 4rem 0 4.5rem;
}

    .contact h2 {
        text-align: center;
        margin-bottom: 2.5rem;
        font-size: clamp(24px, 3vw, 34px);
        font-family: "Poppins", sans-serif;
        font-weight: 700;
    }

.contact-card {
    max-width: 640px;
    margin: 0 auto;
    background: #ffffff;
    border: 1px solid rgba(0,0,0,0.08);
    border-radius: 16px;
    padding: 2rem 2.2rem;
    box-shadow: 0 14px 40px rgba(0,0,0,0.08);
}

.contact-org {
    font-size: 1.2rem;
    font-weight: 700;
    margin: 0;
}

.contact-director {
    margin: 0.4rem 0 1.4rem;
    color: #555;
}

.contact-divider {
    height: 1px;
    background: rgba(0,0,0,0.08);
    margin: 1.4rem 0;
}

.contact-item {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin: 0.6rem 0;
    font-size: 0.95rem;
}

.contact-label {
    min-width: 70px;
    font-weight: 600;
    color: #888;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.75rem;
}

.contact-email {
    font-weight: 600;
    color: #1e3a8a;
    text-decoration: none;
}

    .contact-email:hover {
        text-decoration: underline;
    }

@media (max-width:900px) {
    .contact-grid {
        grid-template-columns: repeat(2, minmax(0,1fr));
    }
}

@media (max-width:600px) {
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

/* =========================================================
   8) People page (기존 유지: people.html에서만 의미 있음)
========================================================= */
.people-hero {
    background: linear-gradient(180deg, #111827 0%, #1b2b44 100%);
    color: #f5f7fa;
    text-align: center;
    padding: 4rem 1rem 3rem;
}

    .people-hero h1 {
        font-family: "Poppins",sans-serif;
        font-size: clamp(32px,5vw,48px);
        margin: 0 0 .6rem;
    }

    .people-hero .people-sub {
        max-width: 700px;
        margin: 0 auto;
        color: #cdd6e8;
        font-family: "Inter",sans-serif;
        font-size: 1rem;
        line-height: 1.6;
    }

.people-section {
    background: linear-gradient(180deg, #1b2b44 0%, #223b5e 100%);
    color: #f5f7fa;
    padding: 3rem 1rem;
}

    .people-section.alt {
        background: linear-gradient(180deg, #223b5e 0%, #2f4e74 100%);
    }

    .people-section h2 {
        text-align: center;
        font-family: "Poppins",sans-serif;
        font-weight: 700;
        color: #4fd1c5;
        margin-bottom: 2rem;
    }

.people-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px,1fr));
    gap: 20px;
}

.person-card {
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 14px;
    text-align: center;
    padding: 16px;
    color: #f5f7fa;
}

    .person-card img {
        width: 100%;
        height: 240px;
        object-fit: cover;
        border-radius: 10px;
    }

    .person-card h3 {
        margin: .8rem 0 .3rem;
        font-size: 1.1rem;
        font-weight: 600;
    }

    .person-card .role {
        margin: 0;
        font-size: .95rem;
        color: #cbd3e2;
    }

    .person-card .links {
        margin-top: .8rem;
        display: flex;
        justify-content: center;
        gap: .6rem;
    }

        .person-card .links a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 10px;
            text-decoration: none;
            background: rgba(255,255,255,0.08);
            border: 1px solid rgba(255,255,255,0.18);
            color: #f5f7fa;
            font-size: 18px;
        }

            .person-card .links a:hover {
                background: #4fd1c5;
                color: #0b0c10;
                border-color: #4fd1c5;
            }

/* =========================================================
   9) Page / Footer
========================================================= */
.page {
    margin: 34px auto;
}

    .page .meta {
        color: var(--muted);
    }

.list {
    line-height: 1.9;
}

.site-footer {
    border-top: 1px solid #222;
    margin-top: 28px;
}

    .site-footer .container {
        padding: 18px 16px;
        text-align: center;
        color: var(--muted);
    }

/* =========================================================
   10) OPTIONAL: Dark contact section with map (원하면 사용)
   - index.html에서 class="contact-section" 구조로 바꿀 때만 의미 있음
========================================================= */
/*
.contact-section{
  background:linear-gradient(180deg, #0e1522 0%, #0b0f17 100%);
  color:#f5f7fa;
  padding:3.2rem 0 3.6rem;
}

.contact-title{
  font-family:"Poppins",sans-serif;
  font-weight:700;
  font-size:clamp(26px,3vw,36px);
  color:#4fd1c5;
  margin:0 0 1.6rem 0;
  text-align:left;
}

.contact-grid{
  display:grid;
  grid-template-columns:1.05fr 1.4fr;
  gap:24px;
  align-items:start;
}

.contact-info{
  font-family:"Inter",sans-serif;
  line-height:1.75;
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.08);
  border-radius:14px;
  padding:18px 20px;
}

.contact-info .org{ margin:0 0 .4rem; }
.contact-info .addr{ margin:.1rem 0 1rem; color:#cfd6e6; }
.contact-info .item{ margin:.35rem 0; }
.contact-info a{ color:#4fd1c5; text-decoration:none; }
.contact-info a:hover{ color:#6be5dc; }

.contact-map iframe{
  display:block;
  width:100%;
  aspect-ratio:16 / 9;
  border:0;
}
@supports not (aspect-ratio: 16 / 9){
  .contact-map{ position:relative; padding-top:56.25%; }
  .contact-map iframe{ position:absolute; inset:0; width:100%; height:100%; }
}
@media (max-width:900px){
  .contact-grid{ grid-template-columns:1fr; }
  .contact-title{ text-align:center; }
}
*/