/* =============================================
   Hanung Lee Portfolio — Cargo 3313802 스타일
   오프화이트 에디토리얼 미니멀리즘
   ============================================= */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,600;1,300;1,400&family=DM+Mono:ital,wght@0,300;0,400;1,300&family=Neue+Haas+Grotesk+Display+Pro:wght@400;500&display=swap');

/* ─── 변수 ─── */
:root {
    --bg:        #f4f3ef;
    --bg-warm:   #eeece5;
    --ink:       #1a1917;
    --ink-soft:  #6b6860;
    --ink-faint: #b0ae a8;
    --accent:    #c8392b;
    --border:    rgba(26, 25, 23, 0.12);
    --font-display: 'Cormorant Garamond', Georgia, serif;
    --font-mono:    'DM Mono', 'Courier New', monospace;
    --font-sans:    'Helvetica Neue', Arial, sans-serif;
    --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-in-out:   cubic-bezier(0.76, 0, 0.24, 1);
}

/* ─── 리셋 ─── */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    background-color: var(--bg);
    color: var(--ink);
    line-height: 1.6;
    overflow-x: hidden;
    cursor: none; /* 커스텀 커서 사용 */
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

/* ─── 커스텀 커서 ─── */
#cursor-dot {
    position: fixed;
    top: 0; left: 0;
    width: 6px; height: 6px;
    background: var(--ink);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    transform: translate(-50%, -50%);
    transition: transform 0.08s ease, background 0.2s ease;
}

#cursor-ring {
    position: fixed;
    top: 0; left: 0;
    width: 36px; height: 36px;
    border: 1px solid var(--ink);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9998;
    transform: translate(-50%, -50%);
    transition: width 0.4s var(--ease-out-expo),
                height 0.4s var(--ease-out-expo),
                border-color 0.3s ease,
                opacity 0.3s ease;
    opacity: 0.6;
}

body.cursor-hover #cursor-ring {
    width: 64px; height: 64px;
    opacity: 1;
    border-color: var(--ink);
}

body.cursor-project #cursor-dot {
    width: 80px; height: 80px;
    background: var(--ink);
    opacity: 0.08;
}

/* ─── 로딩 오버레이 ─── */
#loader {
    position: fixed;
    inset: 0;
    background: var(--ink);
    z-index: 9990;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.6s ease, visibility 0.6s ease;
}

#loader.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.loader-text {
    font-family: var(--font-display);
    font-size: clamp(2rem, 6vw, 5rem);
    font-weight: 300;
    color: var(--bg);
    letter-spacing: -0.02em;
    overflow: hidden;
}

.loader-text span {
    display: inline-block;
    animation: loaderReveal 0.9s var(--ease-out-expo) forwards;
    transform: translateY(110%);
    opacity: 0;
}

@keyframes loaderReveal {
    to { transform: translateY(0); opacity: 1; }
}

/* ─── 헤더 ─── */
.header {
    position: fixed;
    top: 0; left: 0;
    width: 100%;
    padding: 28px 5%;
    z-index: 100;
    display: flex;
    justify-content: space-between;
    align-items: center;
    mix-blend-mode: multiply;
}

.logo {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 400;
    letter-spacing: 0.05em;
    color: var(--ink);
    text-transform: uppercase;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 36px;
}

.nav-links a {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    font-weight: 400;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--ink-soft);
    position: relative;
    transition: color 0.3s ease;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -2px; left: 0;
    width: 0; height: 1px;
    background: var(--ink);
    transition: width 0.4s var(--ease-out-expo);
}

.nav-links a:hover { color: var(--ink); }
.nav-links a:hover::after { width: 100%; }

/* ─── 히어로 ─── */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 0 5% 8vh;
    position: relative;
    overflow: hidden;
}

.hero-eyebrow {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--ink-soft);
    margin-bottom: 20px;
    opacity: 0;
    animation: revealUp 0.9s var(--ease-out-expo) 0.8s forwards;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(4.5rem, 11vw, 13rem);
    font-weight: 300;
    line-height: 0.92;
    letter-spacing: -0.03em;
    color: var(--ink);
    margin-bottom: 0;
    overflow: hidden;
}

.hero-title-line {
    display: block;
    overflow: hidden;
}

.hero-title-line span {
    display: block;
    transform: translateY(105%);
    opacity: 0;
    animation: revealLine 1.1s var(--ease-out-expo) forwards;
}

.hero-title-line:nth-child(1) span { animation-delay: 0.9s; }
.hero-title-line:nth-child(2) span { animation-delay: 1.05s; }

.hero-meta {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-top: 48px;
    border-top: 1px solid var(--border);
    padding-top: 28px;
    opacity: 0;
    animation: revealUp 0.9s var(--ease-out-expo) 1.3s forwards;
}

.hero-role {
    font-family: var(--font-sans);
    font-size: clamp(0.85rem, 1.2vw, 1rem);
    color: var(--ink-soft);
    font-weight: 400;
}

.hero-scroll-hint {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--ink-soft);
    display: flex;
    align-items: center;
    gap: 10px;
}

.hero-scroll-hint::before {
    content: '';
    display: block;
    width: 32px;
    height: 1px;
    background: var(--ink-soft);
    animation: lineGrow 1.5s var(--ease-out-expo) 2s both;
}

@keyframes lineGrow {
    from { transform: scaleX(0); transform-origin: left; }
    to   { transform: scaleX(1); }
}

/* ─── 마퀴 배너 ─── */
.marquee-section {
    overflow: hidden;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    padding: 18px 0;
    background: var(--bg-warm);
}

.marquee-track {
    display: flex;
    gap: 0;
    animation: marquee 24s linear infinite;
    white-space: nowrap;
}

.marquee-track:hover { animation-play-state: paused; }

.marquee-item {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--ink-soft);
    padding: 0 40px;
    flex-shrink: 0;
}

.marquee-sep {
    color: var(--accent);
    padding: 0 6px;
}

@keyframes marquee {
    from { transform: translateX(0); }
    to   { transform: translateX(-50%); }
}

/* ─── 공통 섹션 ─── */
.section-padding { padding: 120px 5%; }

.section-label {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--ink-soft);
    margin-bottom: 60px;
    display: flex;
    align-items: center;
    gap: 16px;
}

.section-label::before {
    content: '';
    display: block;
    width: 24px;
    height: 1px;
    background: var(--ink-soft);
}

/* ─── 어바웃 ─── */
.about {
    border-top: 1px solid var(--border);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

.about-quote {
    font-family: var(--font-display);
    font-size: clamp(2rem, 3.5vw, 3.4rem);
    font-weight: 300;
    line-height: 1.15;
    letter-spacing: -0.02em;
    color: var(--ink);
}

.about-quote em {
    font-style: italic;
    color: var(--ink-soft);
}

.about-details-col {
    padding-top: 4px;
}

.about-persona-block {
    margin-bottom: 48px;
}

.persona-tag {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 8px;
}

.persona-desc {
    font-size: 0.95rem;
    color: var(--ink-soft);
    line-height: 1.7;
}

/* ─── 타임라인 ─── */
.timeline-block {
    margin-bottom: 48px;
}

.timeline-heading {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--ink-soft);
    margin-bottom: 24px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}

.timeline { list-style: none; }

.timeline > li {
    display: grid;
    grid-template-columns: 140px 1fr;
    gap: 16px;
    padding: 16px 0;
    border-bottom: 1px solid var(--border);
    transition: background 0.3s ease;
}

.timeline > li:last-child { border-bottom: none; }

.timeline-date {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--ink-soft);
    padding-top: 2px;
    line-height: 1.4;
}

.timeline-content h4 {
    font-family: var(--font-sans);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--ink);
    margin-bottom: 3px;
    letter-spacing: -0.01em;
}

.timeline-content p {
    font-size: 0.82rem;
    color: var(--ink-soft);
}

.education-block {
    padding-top: 28px;
}

.edu-school {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--ink);
    margin-bottom: 4px;
}

.edu-detail {
    font-size: 0.82rem;
    color: var(--ink-soft);
    line-height: 1.6;
}

/* ─── 프로젝트 리스트 (Cargo-style hover reveal) ─── */
.projects {
    border-top: 1px solid var(--border);
}

.project-list {
    list-style: none;
}

.project-list-item {
    border-bottom: 1px solid var(--border);
    position: relative;
}

.project-list-link {
    display: grid;
    grid-template-columns: 60px 1fr auto auto;
    align-items: center;
    gap: 24px;
    padding: 28px 0;
    transition: padding-left 0.5s var(--ease-out-expo);
    position: relative;
    z-index: 2;
}

.project-list-item:hover .project-list-link {
    padding-left: 12px;
}

.project-num {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--ink-soft);
    letter-spacing: 0.05em;
    transition: color 0.3s ease;
}

.project-list-item:hover .project-num {
    color: var(--accent);
}

.project-list-name {
    font-family: var(--font-display);
    font-size: clamp(1.6rem, 3vw, 2.8rem);
    font-weight: 300;
    letter-spacing: -0.02em;
    color: var(--ink);
    transition: transform 0.5s var(--ease-out-expo);
}

.project-list-item:hover .project-list-name {
    transform: translateX(8px);
}

.project-list-cat {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--ink-soft);
    text-align: right;
    max-width: 180px;
}

.project-arrow {
    font-size: 1.2rem;
    color: var(--ink-soft);
    transition: transform 0.4s var(--ease-out-expo), color 0.3s ease;
    flex-shrink: 0;
}

.project-list-item:hover .project-arrow {
    transform: translate(4px, -4px);
    color: var(--ink);
}

/* 호버 이미지 (마우스 따라다니는 플로팅 이미지) */
.project-hover-img {
    position: fixed;
    width: 280px;
    height: 200px;
    pointer-events: none;
    z-index: 50;
    opacity: 0;
    transform: scale(0.88) rotate(-2deg);
    transition: opacity 0.35s var(--ease-out-expo),
                transform 0.5s var(--ease-out-expo);
    border-radius: 4px;
    overflow: hidden;
    border: 1px solid var(--border);
    box-shadow: 0 24px 60px rgba(26,25,23,0.18);
    top: 0; left: 0;
}

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

.project-list-item:hover .project-hover-img {
    opacity: 1;
    transform: scale(1) rotate(0deg);
}

/* ─── 어워드 ─── */
.awards {
    border-top: 1px solid var(--border);
    background: var(--bg-warm);
}

.awards-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 80px;
    align-items: start;
}

.awards-heading {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 4vw, 4rem);
    font-weight: 300;
    letter-spacing: -0.03em;
    line-height: 1.1;
}

.awards-list {
    list-style: none;
}

.award-item {
    display: grid;
    grid-template-columns: 56px 1fr;
    gap: 20px;
    align-items: baseline;
    padding: 20px 0;
    border-bottom: 1px solid var(--border);
    transition: background 0.3s;
}

.award-item:first-child { border-top: 1px solid var(--border); }

.award-year {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--ink-soft);
    letter-spacing: 0.05em;
}

.award-name {
    font-size: 0.92rem;
    color: var(--ink);
    line-height: 1.4;
}

.award-badge {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--accent);
    border: 1px solid currentColor;
    border-radius: 2px;
    padding: 2px 6px;
    margin-left: 10px;
    vertical-align: middle;
    line-height: 1.4;
}

/* ─── 푸터 / 컨택 ─── */
.footer {
    border-top: 1px solid var(--border);
    padding: 100px 5% 60px;
}

.footer-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 80px;
}

.footer-heading {
    font-family: var(--font-display);
    font-size: clamp(3rem, 7vw, 8rem);
    font-weight: 300;
    letter-spacing: -0.04em;
    line-height: 0.95;
    color: var(--ink);
}

.footer-heading em {
    font-style: italic;
    color: var(--ink-soft);
}

.footer-links {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 16px;
}

.footer-link {
    font-family: var(--font-mono);
    font-size: 0.82rem;
    letter-spacing: 0.06em;
    color: var(--ink-soft);
    text-transform: uppercase;
    position: relative;
    transition: color 0.3s ease;
}

.footer-link::after {
    content: '';
    position: absolute;
    bottom: -2px; right: 0;
    width: 0; height: 1px;
    background: var(--ink);
    transition: width 0.4s var(--ease-out-expo);
}

.footer-link:hover { color: var(--ink); }
.footer-link:hover::after { width: 100%; }

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 32px;
    border-top: 1px solid var(--border);
}

.footer-copy {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--ink-soft);
    letter-spacing: 0.05em;
}

.footer-loc {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--ink-soft);
    letter-spacing: 0.05em;
}

/* ─── 스크롤 리빌 애니메이션 ─── */
.reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.9s var(--ease-out-expo),
                transform 0.9s var(--ease-out-expo);
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

/* ─── 키프레임 ─── */
@keyframes revealUp {
    to { opacity: 1; transform: translateY(0); }
}

@keyframes revealLine {
    to { transform: translateY(0); opacity: 1; }
}

/* ─── 미디어 쿼리 ─── */
@media (max-width: 900px) {
    .about-grid { grid-template-columns: 1fr; gap: 48px; }
    .awards-grid { grid-template-columns: 1fr; gap: 40px; }
    .footer-top { flex-direction: column; align-items: flex-start; gap: 48px; }
    .footer-links { align-items: flex-start; }
}

@media (max-width: 680px) {
    .header { padding: 20px 5%; }
    .nav-links { gap: 20px; }
    .hero-meta { flex-direction: column; align-items: flex-start; gap: 16px; }
    .project-list-link {
        grid-template-columns: 40px 1fr;
        gap: 12px;
    }
    .project-list-cat { display: none; }
    .project-arrow { display: none; }
    .project-hover-img { display: none; }
    .footer-bottom { flex-direction: column; gap: 10px; align-items: flex-start; }
    #cursor-dot, #cursor-ring { display: none; }
    body { cursor: auto; }
    .timeline > li { grid-template-columns: 1fr; }
}