/* ============================================
   Fonts
   ============================================ */
@font-face {
    font-family: 'Freesentation';
    src: url('../assets/fonts/Freesentation-1Thin.woff2') format('woff2');
    font-weight: 100;
    font-display: swap;
}
@font-face {
    font-family: 'Freesentation';
    src: url('../assets/fonts/Freesentation-2ExtraLight.woff2') format('woff2');
    font-weight: 200;
    font-display: swap;
}
@font-face {
    font-family: 'Freesentation';
    src: url('../assets/fonts/Freesentation-3Light.woff2') format('woff2');
    font-weight: 300;
    font-display: swap;
}
@font-face {
    font-family: 'Freesentation';
    src: url('../assets/fonts/Freesentation-4Regular.woff2') format('woff2');
    font-weight: 400;
    font-display: swap;
}
@font-face {
    font-family: 'Freesentation';
    src: url('../assets/fonts/Freesentation-5Medium.woff2') format('woff2');
    font-weight: 500;
    font-display: swap;
}
@font-face {
    font-family: 'Freesentation';
    src: url('../assets/fonts/Freesentation-6SemiBold.woff2') format('woff2');
    font-weight: 600;
    font-display: swap;
}
@font-face {
    font-family: 'Freesentation';
    src: url('../assets/fonts/Freesentation-7Bold.woff2') format('woff2');
    font-weight: 700;
    font-display: swap;
}
@font-face {
    font-family: 'Freesentation';
    src: url('../assets/fonts/Freesentation-8ExtraBold.woff2') format('woff2');
    font-weight: 800;
    font-display: swap;
}
@font-face {
    font-family: 'Freesentation';
    src: url('../assets/fonts/Freesentation-9Black.woff2') format('woff2');
    font-weight: 900;
    font-display: swap;
}

/* ============================================
   Tokens
   ============================================ */
:root {
    --color-bg: #ffffff;
    --color-text: #32404f;
    --color-text-muted: rgba(50, 64, 79, 0.584);
    --color-text-gray: #878f98;
    --color-nav-active: #1b1c7a;
    --color-headline: #000000;
    --color-card-bg: rgba(0, 0, 0, 0.05);
    --color-border: rgba(135, 143, 152, 0.2);
    --font-en: 'IBM Plex Sans Condensed', sans-serif;
    --font-kr: 'Freesentation', 'IBM Plex Sans Condensed', sans-serif;
    --page-padding: 64px;
}

/* ============================================
   Reset / Base
   ============================================ */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    background: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-en);
    font-size: 15px;
    line-height: 22px;
    word-break: keep-all; /* 한국어 단어 단위 줄바꿈 */
}

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

a:hover {
    text-decoration: underline;
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    display: block;
}

.container {
    max-width: 1920px;
    margin: 0 auto;
    padding-left: var(--page-padding);
    padding-right: var(--page-padding);
}

/* ============================================
   Nav
   ============================================ */
.site-header {
    border-bottom: 1px solid var(--color-border);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 25px;
    padding-bottom: 25px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 16px;
    font-weight: 500;
}

.nav-brand .nav-role {
    color: var(--color-text-muted);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 32px;
    font-weight: 500;
}

.nav-menu a {
    color: var(--color-text-muted);
}

.nav-menu a.active {
    color: var(--color-nav-active);
}

.nav-menu .nav-globe {
    display: inline-flex;
    width: 24px;
    height: 24px;
    color: var(--color-text-muted);
}

/* ============================================
   Home: Hero
   ============================================ */
.hero {
    padding-top: 200px;
    padding-bottom: 60px;
}

.hero-headline {
    font-family: var(--font-kr);
    font-weight: 700;
    font-size: 46px;
    line-height: 1.2;
    color: var(--color-headline);
}

.hero-headline .br-mobile {
    display: none;
}

.career {
    margin-top: 20px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.career-row {
    display: flex;
    align-items: flex-start;
}

.career-year {
    flex: 0 0 112px;
    color: var(--color-text-muted);
}

.career-detail {
    display: flex;
    flex: 1;
}

.career-company {
    flex: 0 0 226px;
    color: var(--color-text);
}

.career-role {
    color: var(--color-text-muted);
}

/* ============================================
   Home: Projects grid
   ============================================ */
.projects {
    padding-bottom: 60px;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 32px;
    row-gap: 64px;
    align-items: start;
}

.card {
    display: block;
    min-width: 0;
}

.card:hover {
    text-decoration: none;
}

.card-text {
    padding-top: 20px;
}

.card-title {
    font-family: var(--font-kr);
    font-weight: 600;
    font-size: 22px;
    line-height: 1.4;
    letter-spacing: -0.02em;
    color: #000000;
    /* white-space: pre-line; */
}

.card-meta,
.meta-row {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--color-text-muted);
}

.card-meta {
    margin-top: 8px;
}

.card-image {
    width: 100%;
    overflow: hidden;
    border-radius: 16px;
    background: var(--color-card-bg);
}

.card-image img,
.card-image video {
    display: block;
    width: 100%;
    height: auto;
}

.card-image:empty {
    aspect-ratio: 16 / 9;
}

/* ============================================
   Project page (/portfolio 템플릿)
   ============================================ */
.page-body {
    border-bottom: 1px solid var(--color-border);
}

.project-layout {
    display: flex;
    gap: 60px;
}

/* --- Aside --- */
.project-aside {
    flex: 0 0 200px;
    padding-top: 40px;
    position: sticky;
    top: 0;
    align-self: flex-start;
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-kr);
    font-weight: 500;
    font-size: 16px;
    line-height: 22px;
    color: var(--color-text-muted);
    white-space: nowrap;
    flex: none;
}

.back-link svg {
    width: 24px;
    height: 24px;
    flex: none;
}

.aside-list {
    margin-top: 32px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.aside-list a {
    font-family: var(--font-kr);
    font-weight: 400;
    font-size: 16px;
    line-height: 24px;
    color: var(--color-text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.aside-list a.active {
    color: var(--color-text);
}

/* --- Main column --- */
.project-main {
    display: flex;
    flex: 1;
    justify-content: center;
    min-width: 0;
    padding-top: 40px;
    padding-bottom: 60px;
}

.project-wrapper{
    width: 100%;
    max-width: 892px;
    min-width: 0;
}

.project-title {
    font-family: var(--font-kr);
    font-weight: 700;
    font-size: 64px;
    line-height: 1.2;
    letter-spacing: -0.02em;
    color: var(--color-headline);
    margin-top: 12px;
    white-space: pre-line;
}

.project-hero {
    margin-top: 48px;
    border-radius: 13px;
    overflow: hidden;
    aspect-ratio: 892 / 500;
    background:
        radial-gradient(60% 90% at 55% 50%, rgba(244, 114, 182, 0.75) 0%, rgba(232, 190, 224, 0.55) 55%, rgba(226, 214, 240, 0.5) 100%),
        linear-gradient(90deg, #efd9ec 0%, #e8d5ef 100%);
}

.project-hero img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.project-meta {
    margin-top: 20px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 48px;
}

.meta-item dt {
    font-family: var(--font-kr);
    font-weight: 400;
    font-size: 16px;
    line-height: 22px;
    color: var(--color-text-muted);
}

.meta-item dd {
    margin-top: 8px;
    font-family: var(--font-kr);
    font-weight: 600;
    font-size: 16px;
    line-height: 22px;
    color: var(--color-text-muted);
}

/* --- Body blocks --- */
.project-body {
    margin-top: 80px;
    display: flex;
    flex-direction: column;
    min-width: 0;
    gap: 120px; /* 기본 섹션 사이 간격. 프로젝트별 sectionGap으로 덮어쓸 수 있음 */
}

.block-section {
    scroll-margin-top: 40px;
    display: flex;
    flex-direction: column;
    min-width: 0;
    gap: 40px; /* 섹션 내부 블록 간격 */
}

.section-subtitle {
    font-family: var(--font-en);
    font-weight: 500;
    font-size: 18px;
    line-height: 22px;
    text-transform: uppercase;
    color: var(--color-text);
}

.section-title {
    margin-top: 6px;
    font-family: var(--font-kr);
    font-weight: 600;
    font-size: 36px;
    line-height: 1.6;
    color: var(--color-headline);
    white-space: pre-line;
}

.section-head .body-text {
    margin-top: 24px;
}

.body-text {
    font-family: var(--font-kr);
    font-weight: 400;
    font-size: 18px;
    line-height: 1.8;
    color: var(--color-text-muted);
    white-space: pre-line; /* 데이터의 \n을 줄바꿈으로 표시 */
}

.img-block {
    background: var(--color-card-bg);
    border-radius: 16px;
    overflow: hidden;
}

.img-block .img-area {
    background: var(--color-card-bg);
}

.img-block .img-area img {
    width: 100%;
}

.img-caption {
    padding: 20px;
    font-family: var(--font-kr);
    font-weight: 400;
    font-size: 16px;
    line-height: 22px;
    color: var(--color-text-muted);
}

.img-group {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.quote-block {
    border-left: 2px solid var(--color-border);
    padding: 20px 32px;
}

.quote-head {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-kr);
    font-weight: 600;
    font-size: 16px;
    line-height: 24px;
    letter-spacing: -0.005em;
}

.quote-head .quote-name {
    color: #000000;
}

.quote-head .quote-role {
    color: var(--color-text-gray);
}

.quote-text {
    margin-top: 12px;
    font-family: var(--font-kr);
    font-weight: 400;
    font-size: 18px;
    line-height: 1.8;
    color: var(--color-text-muted);
}

/* --- 타이틀 아래 요약 --- */
.project-summary {
    margin-top: 12px;
    font-family: var(--font-kr);
    font-weight: 500;
    font-size: 16px;
    line-height: 22px;
    color: var(--color-text-muted);
}

/* --- 캡션 없는 이미지 (라운드 패널) --- */
.img-block--plain {
    background: none;
    border-radius: 24px;
}

.img-block--plain .img-area {
    background: none;
}

.img-block--plain .img-area img {
    display: block;
    width: 100%;
}

/* --- 화면 진입 시 재생되는 프로젝트 영상 --- */
.video-block {
    width: 100%;
    border-radius: 24px;
    overflow: hidden;
    background: #eeeff0;
}

.viewport-video {
    display: block;
    width: 100%;
    height: auto;
    border-radius: inherit;
    background: #eeeff0;
}

.video-caption {
    padding: 20px 24px;
    font-family: var(--font-kr);
    font-size: 16px;
    line-height: 24px;
    color: var(--color-text-muted);
    background: #ffffff;
}

/* --- 소제목 블록 --- */
.block-heading .heading-title,
.criteria-block .heading-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-kr);
    font-weight: 600;
    font-size: 20px;
    line-height: 30px;
    color: var(--color-text);}

.block-icon {
    display: inline-flex;
    align-items: center;
    color: var(--color-text);
    flex: none;
}

.block-heading .body-text {
    margin-top: 12px;
}

/* --- 통계 밴드 (다크 패널) --- */
.stats-block {
    background: #333333;
    border-radius: 24px;
    padding: 60px 96px;
}

.stats-row {
    display: flex;
}

.stat-item {
    flex: 1;
    border-left: 1px solid rgba(215, 215, 215, 0.4);
    padding-left: 21px;
}

.stat-value {
    font-family: var(--font-kr);
    font-weight: 400;
    font-size: 36px;
    line-height: 44px;
    color: #ffffff;
}

.stat-label {
    margin-top: 12px;
    font-family: var(--font-kr);
    font-weight: 400;
    font-size: 16px;
    line-height: 24px;
    color: #ffffff;
}

.stats-feedback {
    margin-top: 40px;
    background: #eeeff0;
    border-radius: 12px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

/* --- AS-IS / TO-BE 지표 비교표 --- */
.metric-table {
    width: 100%;
    max-width: 100%;
    overflow-x: auto;
    border-radius: 24px;
    background: #333333;
    padding: 40px 76px;
    color: #ffffff;
}

.metric-row {
    min-width: 680px;
    display: grid;
    grid-template-columns: minmax(150px, 1fr) 150px 150px 100px;
    align-items: center;
}

.metric-row + .metric-row {
    border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.metric-cell {
    min-height: 56px;
    padding: 10px 20px;
    display: flex;
    align-items: center;
    font-family: var(--font-kr);
    font-size: 16px;
    line-height: 24px;
}

.metric-row--header .metric-cell {
    min-height: 44px;
    padding-top: 0;
    color: rgba(255, 255, 255, 0.72);
}

.metric-value {
    font-size: 32px;
    line-height: 44px;
}

.metric-row .metric-cell:nth-child(2) {
    color: rgba(255, 255, 255, 0.42);
}

.metric-delta {
    min-width: 80px;
    padding: 10px 8px;
    border-radius: 8px;
    text-align: center;
    color: #1b58ff;
    background: #adcfff;
    font-size: 18px;
    line-height: 20px;
}

.metric-delta--neutral {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.1);
}

.metric-delta--negative {
    color: #ff2e00;
    background: #ffcfc4;
}

.feedback-row {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
}

.feedback-text {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-family: var(--font-kr);
    font-weight: 400;
    font-size: 16px;
    line-height: 24px;
    color: #1a1a1a;
}

.feedback-text .block-icon {
    color: #1a1a1a;
    margin-top: 2px;
}

.feedback-who {
    flex: none;
    font-family: var(--font-kr);
    font-weight: 400;
    font-size: 16px;
    line-height: 24px;
    color: #1a1a1a;
}

/* --- 관찰/측정/기준 카드 --- */
.criteria-card {
    margin-top: 12px;
    background: #eeeff0;
    border-radius: 24px;
    padding: 6px;
}

.criteria-inner {
    background: #ffffff;
    border-radius: 18px;
    padding: 40px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.criteria-label {
    font-family: var(--font-kr);
    font-weight: 500;
    font-size: 16px;
    line-height: 24px;
    color: #262424;
}

.criteria-text {
    margin-top: 8px;
    font-family: var(--font-kr);
    font-weight: 400;
    font-size: 16px;
    line-height: 26px;
    color: #666666;
}

/* --- CTA 버튼 --- */
.cta-row {
    display: flex;
    justify-content: flex-end;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: #005cfb;
    color: #ffffff;
    border-radius: 12px;
    padding: 23px 40px;
    font-family: var(--font-kr);
    font-weight: 500;
    font-size: 24px;
    line-height: 32px;
}

.cta-button:hover {
    text-decoration: none;
    background: #0050df;
}

.cta-arrow {
    font-size: 28px;
    line-height: 32px;
    font-weight: 300;
}

/* ============================================
   Tablet (641px ~ 1279px)
   ============================================ */
@media (max-width: 1279px) {
    :root {
        --page-padding: 32px;
    }

    .site-header .container {
        padding-left: 24px;
        padding-right: 24px;
    }

    .hero-headline {
        font-size: 38px;
    }

    .career {
        margin-top: 16px;
    }

    .hero,
    .projects {
        padding-bottom: 40px;
    }

    .projects {
        padding-left: 24px;
        padding-right: 24px;
    }

    .projects-grid {
        grid-template-columns: 1fr;
        row-gap: 48px;
    }

    /* --- Project page --- */
    .page-body .container {
        padding-left: 24px;
        padding-right: 24px;
    }

    .project-layout {
        flex-direction: column;
        gap: 0;
    }

    .project-aside {
        flex: none;
        position: static;
        display: flex;
        align-items: center;
        gap: 32px;
        width: 100%;
        min-width: 0;
    }

    .aside-list {
        margin-top: 0;
        flex-direction: row;
        gap: 8px;
        overflow-x: auto;
        scrollbar-width: none;
    }

    .aside-list::-webkit-scrollbar {
        display: none;
    }

    .aside-list a {
        flex: none;
        overflow: visible;
    }

    .project-main {
        max-width: none;
        margin-top: 60px;
        padding-top: 0;
    }

    .project-title {
        font-size: 48px;
    }

    .project-hero {
        aspect-ratio: 752 / 322;
    }

    .project-meta {
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: repeat(2, auto);
        grid-auto-flow: column;
        row-gap: 20px;
        column-gap: 48px;
    }

    .stats-block {
        padding: 40px 48px;
    }

    .metric-table {
        padding: 32px 24px;
    }
}

/* ============================================
   Mobile (≤ 640px)
   ============================================ */
@media (max-width: 640px) {
    :root {
        --page-padding: 24px;
    }

    .nav {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
        padding-top: 24px;
        padding-bottom: 24px;
    }

    .hero {
        padding-top: 120px;
    }

    .hero-headline {
        font-size: 28px;
    }

    .hero-headline .br-mobile {
        display: inline;
    }

    .career {
        gap: 12px;
    }

    .career-detail {
        flex-direction: column;
        gap: 3px;
    }

    .career-company {
        flex: none;
    }

    /* --- Project page --- */
    .project-aside {
        padding-top: 20px;
    }

    .aside-list {
        display: none;
    }

    .project-main {
        margin-top: 20px;
    }

    .project-title {
        font-size: 40px;
    }

    .project-hero {
        aspect-ratio: 327 / 184;
    }

    .project-meta {
        display: flex;
        flex-direction: column;
        gap: 20px;
    }

    .img-group {
        grid-template-columns: 1fr;
    }

    .stats-block {
        padding: 32px 24px;
    }

    .stats-row {
        flex-direction: column;
        gap: 24px;
    }

    .metric-table {
        margin-left: 0;
        margin-right: 0;
        padding: 24px 12px;
        border-radius: 16px;
    }

    .feedback-row {
        flex-direction: column;
        gap: 4px;
    }

    .feedback-who {
        padding-left: 32px;
    }

    .criteria-inner {
        padding: 24px;
    }

    .cta-button {
        width: 100%;
        justify-content: center;
        font-size: 20px;
        padding: 18px 24px;
    }
}