@charset "utf-8";

/* ==========================================================
   intro_detail.css
   - 기업부문 공모 아이템 상세 페이지
   - intro.css 의 --intro-* 토큰을 재사용
   ========================================================== */

body { background: #f3f5f8; }

.intro-detail-wrap {
    color: var(--intro-color-text);
    font-family: inherit;
}

/* ---------------- 상단 네비게이션 ---------------- */
.detail-topbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--intro-color-border);
}
.detail-topbar__inner {
    max-width: var(--intro-container-max);
    margin: 0 auto;
    padding: 14px 48px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}
.detail-back {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--intro-color-text);
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    padding: 8px 14px 8px 10px;
    border-radius: 999px;
    transition: background 0.25s, color 0.25s;
}
.detail-back:hover { background: var(--intro-color-text); color: #fff; }
.detail-back .material-symbols-outlined { font-size: 20px; }

.detail-topbar__crumb {
    margin: 0;
    color: #6c7280;
    letter-spacing: -0.01em;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}
.detail-topbar__crumb em { font-style: normal; opacity: 0.4; }
.detail-topbar__crumb strong { color: var(--intro-color-text); font-weight: 700; }

/* ---------------- HERO ---------------- */
.detail-hero {
    position: relative;
    overflow: hidden;
    padding: 120px 0 96px;
    color: #fff;
    background: #0a1830;
}
.detail-hero__bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 80% 20%, rgba(255, 92, 0, 0.35) 0%, transparent 55%),
        radial-gradient(ellipse at 20% 80%, rgba(0, 65, 130, 0.6) 0%, transparent 60%),
        linear-gradient(135deg, #0a1830 0%, #1a2c4e 100%);
}
.detail-hero__overlay {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
    background-size: 56px 56px;
    pointer-events: none;
}
.detail-hero__inner {
    position: relative;
    z-index: 2;
    max-width: var(--intro-container-max);
    margin: 0 auto;
    padding: 0 48px;
}
.detail-hero__eyebrow {
    margin: 0 0 24px;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: #ff5c00;
}
.detail-hero__title {
    margin: 0 0 36px;
    font-size: clamp(34px, 2.8vw, 46px);
    font-weight: 700;
    letter-spacing: -0.03em;
    line-height: 1.18;
    color: #fff;
}
.detail-hero__tags {
    display: inline-flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 48px;
}
.detail-tag {
    display: inline-flex;
    align-items: center;
    padding: 6px 14px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.2);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: -0.01em;
    color: rgba(255, 255, 255, 0.92);
}
.detail-hero__meta {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0;
    padding-top: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
}
.detail-hero__meta-item {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding-right: 32px;
}
.detail-hero__meta-item + .detail-hero__meta-item {
    padding-left: 32px;
    border-left: 1px solid rgba(255, 255, 255, 0.12);
}
.detail-hero__meta-label {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.55);
}
.detail-hero__meta-item strong,
.detail-hero__meta-item a {
    font-size: clamp(17px, 1.6vw, 21px);
    font-weight: 600;
    color: #fff;
    letter-spacing: -0.02em;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    line-height: 1.2;
}
.detail-hero__meta-item strong.st_size{
    font-size: 30px;
    font-weight: 700;
}
.detail-hero__meta-item a:hover { color: #ff8a3d; }
.detail-hero__meta-item a .material-symbols-outlined { font-size: 16px; flex-shrink: 0; }
.detail-link-url {
    word-break: break-all;
    overflow-wrap: anywhere;
    min-width: 0;
}

/* ---------------- 본문 ---------------- */
.detail-section { padding: 80px 0 120px; }
.detail-section__inner {
    max-width: var(--intro-container-max);
    margin: 0 auto;
    padding: 0 48px;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.detail-card {
    background: #fff;
    border: 1px solid var(--intro-color-border);
    border-radius: 20px;
    padding: 40px 44px;
    box-shadow: 0 8px 28px rgba(10, 24, 48, 0.04);
}
.detail-card__head {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 24px;
    padding-bottom: 18px;
    border-bottom: 1px solid var(--intro-color-border);
}
.detail-card__step {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--intro-color-text);
    color: #fff;
    font-size: 13px;
    font-weight: 800;
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.02em;
}
.detail-card__icon {
    font-size: 28px;
    color: #ff5c00;
}
.detail-card__title {
    margin: 0;
    font-size: 24px;
    font-weight: 800;
    letter-spacing: -0.025em;
    color: var(--intro-color-text);
}
.detail-card__body { font-size: 17px; line-height: 1.5; color: #2a313d; }

.detail-card--accent {
    background: #fff7f0;
    border-color: #ffd9bd;
}

.detail-lead {
    margin: 0 0 20px;
    font-size: 17px;
    line-height: 1.35;
    color: #2a313d;
}
.detail-lead strong { color: var(--intro-color-primary); font-weight: 700; }

.detail-bullet {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 11px;
}
.detail-bullet > li {
    position: relative;
    padding-left: 22px;
    color: #2a313d;
    line-height: 1.25;
}
.detail-bullet > li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.45em;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: #ff5c00;
}
.detail-bullet_s {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 5px;
    margin-top: 10px;
}
.detail-bullet_s > li {
    position: relative;
    padding-left: 18px;
    color: #2a313d;
    line-height: 1.15;
}

.detail-bullet_s > li::before {
    content: "-";
    position: absolute;
    left: 0;
    top: 0.11em;
}

/* ---------------- 테이블 ---------------- */
.detail-table {
    width: 100%;
    border-collapse: collapse;
    border-spacing: 0;
    font-size: 15px;
    color: #2a313d;
    background: #fff;
    border: 1px solid var(--intro-color-border);
    overflow: hidden;
}
.detail-table caption {
    caption-side: top;
    text-align: left;
    padding: 0 0 10px;
    font-size: 13px;
    font-weight: 700;
    color: #6c7280;
    letter-spacing: -0.01em;
}
.detail-table thead th {
    background: #f3f5f8;
    color: var(--intro-color-text);
    font-weight: 700;
    font-size: 15px;
    letter-spacing: -0.01em;
}
.detail-table th,
.detail-table td {
    padding: 10px 12px;
    border: 1px solid var(--intro-color-border);
    text-align: center;
    vertical-align: middle;
    font-variant-numeric: tabular-nums;
}
.detail-table tbody th {
    background: #fafbfc;
    text-align: left;
    font-weight: 600;
    color: var(--intro-color-text);
}
.detail-table td .detail-bullet_s {
    margin-top: 0;
    text-align: left;
}
.detail-table td:has(ul) {
    text-align: left;
    vertical-align: top;
    padding: 14px 16px;
}

/* ---------------- 이미지 프레임 ---------------- */
.detail-image-frame {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 32px;
    border-radius: 16px;
    background:
        radial-gradient(circle at 20% 20%, rgb(199 199 199 / 20%) 0%, transparent 55%), 
        radial-gradient(circle at 80% 80%, rgb(129 129 129 / 8%) 0%, transparent 55%), 
        linear-gradient(135deg, #ffffff 0%, #f5f5f5 100%);
    overflow: hidden;
}
.detail-image-frame img {
    position: relative;
    z-index: 1;
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow:
        0 12px 32px rgba(10, 24, 48, 0.12),
        0 2px 6px rgba(10, 24, 48, 0.06);
    background: #fff;
}
@media (max-width: 768px) {
    .detail-image-frame { padding: 28px 18px; }
}

/* ---------------- 디자인 그리드 ---------------- */
.detail-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}
.detail-grid__item {
    padding: 24px 24px 26px;
    border: 1px solid var(--intro-color-border);
    border-radius: 14px;
    background: #fafbfc;
    transition: background 0.25s, border-color 0.25s, transform 0.25s;
}
.detail-grid__item:hover {
    background: #fff;
    border-color: var(--intro-color-text);
    transform: translateY(-2px);
}
.detail-grid__label {
    margin: 0 0 10px;
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 0.15em;
    color: #ff5c00;
}
.detail-grid__title {
    margin: 0 0 8px;
    font-size: 18px;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--intro-color-text);
}
.detail-grid__desc {
    margin: 0;
    font-size: 14px;
    line-height: 1.55;
    color: #6c7280;
}

/* ---------------- 2단 ---------------- */
.detail-twocol {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 36px;
}
.detail-subtitle {
    margin: 0 0 14px;
    font-size: 15px;
    font-weight: 700;
    color: var(--intro-color-text);
    letter-spacing: -0.01em;
}
.detail-checklist {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.detail-checklist li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 15px;
    color: #2a313d;
}
.detail-checklist .material-symbols-outlined {
    color: #ff5c00;
    font-size: 20px;
    flex-shrink: 0;
    margin-top: 1px;
}

/* ---------------- 타임라인 ---------------- */
.detail-timeline {
    list-style: none;
    padding: 0;
    margin: 0;
    position: relative;
}
.detail-timeline::before {
    content: "";
    position: absolute;
    top: 8px;
    bottom: 8px;
    left: 108px;
    width: 2px;
    background: var(--intro-color-border);
}
.detail-timeline li {
    position: relative;
    display: grid;
    grid-template-columns: 100px 1fr;
    gap: 28px;
    padding: 14px 0;
}
.detail-timeline li::before {
    content: "";
    position: absolute;
    top: 22px;
    left: 102px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: #fff;
    border: 3px solid #ff5c00;
    box-shadow: 0 0 0 4px rgba(255, 92, 0, 0.12);
}
.detail-timeline__date {
    text-align: right;
    font-size: 13px;
    font-weight: 700;
    color: #6c7280;
    letter-spacing: -0.01em;
    padding-top: 4px;
    font-variant-numeric: tabular-nums;
}
.detail-timeline li strong {
    display: block;
    font-size: 17px;
    font-weight: 700;
    color: var(--intro-color-text);
    letter-spacing: -0.02em;
    margin-bottom: 4px;
}
.detail-timeline li p {
    margin: 0;
    font-size: 14px;
    color: #6c7280;
    line-height: 1.55;
}

/* ---------------- 다운로드 ---------------- */
.detail-download {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 22px 26px;
    background: #fff;
    border: 1px solid #ffc8a3;
    border-radius: 14px;
    text-decoration: none;
    color: var(--intro-color-text);
    transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
}
.detail-download:hover {
    transform: translateY(-2px);
    border-color: #ff5c00;
    box-shadow: 0 10px 24px rgba(255, 92, 0, 0.12);
}
.detail-download strong {
    display: block;
    font-size: 16px;
    font-weight: 700;
    color: var(--intro-color-text);
    letter-spacing: -0.02em;
}
.detail-download p {
    margin: 4px 0 0;
    font-size: 13px;
    color: #6c7280;
}
.detail-download .material-symbols-outlined {
    font-size: 36px;
    color: #ff5c00;
}

/* ---------------- 하단 네비 ---------------- */
.detail-nav {
    display: flex;
    justify-content: center;
    margin-top: 16px;
}
.detail-nav__btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 16px 28px;
    background: var(--intro-color-text);
    color: #fff;
    border-radius: 999px;
    text-decoration: none;
    font-size: 15px;
    font-weight: 700;
    letter-spacing: -0.01em;
    transition: background 0.25s, transform 0.25s;
}
.detail-nav__btn .material-symbols-outlined {
    font-size: 1.2rem;
    font-variation-settings: 'FILL' 1, 'wght' 700, 'GRAD' 100;
}
.detail-nav__btn:hover { background: #ff5c00 ; transform: translateY(-2px); color: #fff;}
.detail-nav__btn .material-symbols-outlined { font-size: 20px; }

/* ---------------- 푸터 ---------------- */
.detail-footer {
    background: #fff;
    border-top: 1px solid var(--intro-color-border);
    padding: 32px 48px;
}
.detail-footer .footer-copy {
    max-width: var(--intro-container-max);
    margin: 0 auto;
    color: #6c7280;
}

/* ---------------- 반응형 ---------------- */
@media (max-width: 1024px) {
    .detail-topbar__inner { padding: 12px 24px; }
    .detail-hero { padding: 96px 0 72px; }
    .detail-hero__inner { padding: 0 24px; }
    .detail-section { padding: 56px 0 96px; }
    .detail-section__inner { padding: 0 24px; }
    .detail-card { padding: 32px 28px; }
}
@media (max-width: 768px) {
    .detail-topbar__crumb { display: none; }
    .detail-hero__meta {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    .detail-hero__meta-item { padding: 0; }
    .detail-hero__meta-item + .detail-hero__meta-item {
        padding: 20px 0 0;
        border-left: 0;
        border-top: 1px solid rgba(255, 255, 255, 0.12);
    }
    .detail-grid,
    .detail-twocol { grid-template-columns: 1fr; }
    .detail-timeline::before { left: 6px; }
    .detail-timeline li {
        grid-template-columns: 1fr;
        gap: 6px;
        padding-left: 28px;
    }
    .detail-timeline li::before { left: 0; top: 18px; }
    .detail-timeline__date { text-align: left; }
    .detail-card__title { font-size: 20px; }
    .detail-hero__title { font-size: clamp(28px, 6vw, 38px); }
}