:root {
    --color-bg: #0a0a0a;
    --color-surface: #11100f;
    --color-surface-2: #171513;
    --color-text: #f4f1ea;
    --color-text-muted: #aaa39a;
    --color-accent: #ffffff;
    --color-warm: #c9a86e;
    --color-green: #7d9275;
    --color-border: rgba(255, 255, 255, 0.14);
    --font-heading: 'Cinzel', serif;
    --font-body: 'Noto Sans KR', sans-serif;
    --transition-speed: 0.6s;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
}

body::selection {
    background: var(--color-warm);
    color: var(--color-bg);
}

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

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

button {
    font: inherit;
}

h1,
h2,
h3 {
    font-family: var(--font-heading);
    font-weight: 400;
}

.center {
    text-align: center;
}

.section-head {
    margin: 0 auto 3.5rem;
    max-width: 44rem;
}

.section-kicker {
    margin-bottom: 0.75rem;
    color: var(--color-warm);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.18em;
    text-transform: uppercase;
}

.section-title {
    position: relative;
    margin-bottom: 1.4rem;
    padding-bottom: 0.9rem;
    font-size: 2.6rem;
    letter-spacing: 0.08em;
    line-height: 1.1;
    text-transform: uppercase;
}

.section-title::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 4rem;
    height: 1px;
    background-color: var(--color-accent);
}

.section-title.center::after {
    left: 50%;
    transform: translateX(-50%);
}

.section-desc {
    color: var(--color-text-muted);
    font-weight: 300;
}

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 100;
    width: 100%;
    padding: 1.35rem 5%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    background: rgba(10, 10, 10, 0.72);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    backdrop-filter: blur(14px);
    transition: padding 0.3s ease, background 0.3s ease;
}

.navbar.is-scrolled {
    padding-top: 0.9rem;
    padding-bottom: 0.9rem;
    background: rgba(10, 10, 10, 0.94);
}

.logo {
    color: var(--color-text);
    font-family: var(--font-heading);
    font-size: 1.02rem;
    font-weight: 600;
    letter-spacing: 0.16em;
    white-space: nowrap;
}

.navbar nav ul {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 2rem;
}

.navbar nav a {
    color: var(--color-text);
    font-size: 0.82rem;
    letter-spacing: 0.12em;
    opacity: 0.78;
    text-transform: uppercase;
    transition: color 0.3s ease, opacity 0.3s ease;
}

.navbar nav a:hover,
.navbar nav a:focus-visible {
    color: var(--color-warm);
    opacity: 1;
}

.hero-section {
    position: relative;
    min-height: 100svh;
    padding: 8rem 5% 6rem;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-media {
    position: absolute;
    inset: -2rem 0;
    z-index: -3;
    transform: translate3d(0, var(--hero-offset, 0), 0);
    will-change: transform;
}

.hero-bg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    filter: grayscale(32%) brightness(0.68) saturate(0.94);
    transform: scale(1.04);
    transition: opacity 1.2s ease, transform 7s ease;
}

.hero-bg.is-active {
    opacity: 1;
    transform: scale(1);
}

.hero-overlay {
    position: absolute;
    inset: 0;
    z-index: -2;
    background:
        linear-gradient(90deg, rgba(10, 10, 10, 0.84) 0%, rgba(10, 10, 10, 0.48) 44%, rgba(10, 10, 10, 0.18) 100%),
        linear-gradient(180deg, rgba(10, 10, 10, 0.08) 0%, rgba(10, 10, 10, 0.92) 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 52rem;
}

.hero-kicker {
    margin-bottom: 1.2rem;
    color: var(--color-warm);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.24em;
    text-transform: uppercase;
}

.hero-title {
    margin-bottom: 1.25rem;
    color: var(--color-text);
    font-size: 4.9rem;
    letter-spacing: 0.12em;
    line-height: 1.05;
}

.hero-subtitle {
    max-width: 34rem;
    color: rgba(244, 241, 234, 0.78);
    font-size: 1.12rem;
    font-weight: 300;
    letter-spacing: 0.08em;
}

.hero-actions {
    margin-top: 2.4rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.85rem;
}

.btn-primary,
.btn-ghost {
    min-height: 3.2rem;
    padding: 0.95rem 1.5rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 2px;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    transition: background 0.3s ease, border-color 0.3s ease, color 0.3s ease, transform 0.3s ease;
}

.btn-primary {
    border: 1px solid var(--color-accent);
    background: var(--color-accent);
    color: var(--color-bg);
}

.btn-ghost {
    border: 1px solid rgba(255, 255, 255, 0.34);
    background: rgba(10, 10, 10, 0.18);
    color: var(--color-text);
}

.btn-primary:hover,
.btn-primary:focus-visible,
.btn-ghost:hover,
.btn-ghost:focus-visible {
    transform: translateY(-2px);
}

.btn-primary:hover,
.btn-primary:focus-visible {
    background: var(--color-warm);
    border-color: var(--color-warm);
}

.btn-ghost:hover,
.btn-ghost:focus-visible {
    border-color: var(--color-warm);
    color: var(--color-warm);
}

.hero-status {
    position: absolute;
    right: 5%;
    bottom: 3.5rem;
    z-index: 2;
    display: flex;
    align-items: center;
    gap: 1.2rem;
    color: var(--color-text);
}

.hero-number {
    color: rgba(244, 241, 234, 0.78);
    font-family: var(--font-heading);
    font-size: 0.86rem;
    letter-spacing: 0.16em;
}

.hero-dots {
    display: flex;
    align-items: center;
    gap: 0.55rem;
}

.hero-dot {
    width: 2.8rem;
    height: 0.18rem;
    border: 0;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.32);
    cursor: pointer;
    transition: background 0.3s ease, width 0.3s ease;
}

.hero-dot.is-active {
    width: 4.5rem;
    background: var(--color-warm);
}

.scroll-down {
    position: absolute;
    left: 5%;
    bottom: 3.5rem;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.7rem;
    color: rgba(244, 241, 234, 0.58);
}

.scroll-down span {
    font-size: 0.68rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    writing-mode: vertical-rl;
}

.scroll-down .line {
    width: 1px;
    height: 3.5rem;
    background-color: rgba(244, 241, 234, 0.7);
    animation: scrollLine 2s infinite cubic-bezier(0.77, 0, 0.175, 1);
    transform-origin: top;
}

@keyframes scrollLine {
    0% {
        transform: scaleY(0);
        transform-origin: top;
    }
    50% {
        transform: scaleY(1);
        transform-origin: top;
    }
    50.1% {
        transform: scaleY(1);
        transform-origin: bottom;
    }
    100% {
        transform: scaleY(0);
        transform-origin: bottom;
    }
}

section {
    padding: 7.5rem 5%;
}

.about-section {
    background: var(--color-bg);
}

.about-container {
    max-width: 1180px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(20rem, 0.9fr);
    gap: 5rem;
    align-items: center;
}

.about-text p:not(.section-kicker) {
    color: var(--color-text-muted);
    font-size: 1.05rem;
    font-weight: 300;
    line-height: 1.85;
}

.about-text strong {
    color: var(--color-accent);
    font-weight: 500;
}

.producer-note {
    margin-top: 1.8rem;
    padding: 1.1rem 0 0;
    border-top: 1px solid var(--color-border);
}

.producer-note span {
    display: block;
    margin-bottom: 0.45rem;
    color: var(--color-warm);
    font-size: 0.74rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.about-stats {
    margin-top: 3rem;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.4rem;
}

.stat-item {
    padding-top: 1.1rem;
    border-top: 1px solid var(--color-border);
}

.stat-item h3 {
    margin-bottom: 0.4rem;
    color: var(--color-text);
    font-size: 2.6rem;
    line-height: 1;
}

.stat-item p {
    color: var(--color-text-muted);
    font-size: 0.78rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.about-media {
    position: relative;
    min-height: 31rem;
}

.about-img-main,
.about-img-floating {
    border-radius: 6px;
    object-fit: cover;
    box-shadow: 0 2rem 5rem rgba(0, 0, 0, 0.36);
}

.about-img-main {
    width: 84%;
    height: 30rem;
    margin-left: auto;
}

.about-img-floating {
    position: absolute;
    left: 0;
    bottom: -2rem;
    width: 48%;
    aspect-ratio: 1 / 1;
    border: 1px solid rgba(255, 255, 255, 0.12);
}

.villages-section {
    background: var(--color-surface);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.villages-grid {
    max-width: 1220px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1rem;
}

.village-card {
    position: relative;
    min-height: 28rem;
    overflow: hidden;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    isolation: isolate;
}

.village-card::before,
.village-card::after {
    content: '';
    position: absolute;
    inset: 0;
}

.village-card::before {
    z-index: -2;
    background-image: var(--village-image);
    background-position: center;
    background-size: cover;
    filter: grayscale(38%) brightness(0.62);
    transform: scale(1.05);
    transition: filter 0.6s ease, transform 0.8s ease;
}

.village-card::after {
    z-index: -1;
    background:
        linear-gradient(180deg, rgba(10, 10, 10, 0.12) 0%, rgba(10, 10, 10, 0.86) 100%),
        linear-gradient(45deg, rgba(201, 168, 110, 0.18), transparent 58%);
}

.village-card:hover::before,
.village-card:focus-within::before {
    filter: grayscale(8%) brightness(0.76);
    transform: scale(1.13);
}

.v-card-inner {
    position: absolute;
    left: 1.3rem;
    right: 1.3rem;
    bottom: 1.45rem;
}

.village-index {
    display: inline-block;
    margin-bottom: 1rem;
    color: var(--color-warm);
    font-family: var(--font-heading);
    font-size: 0.86rem;
    letter-spacing: 0.18em;
}

.village-card h3 {
    margin-bottom: 0.8rem;
    font-size: 2.1rem;
    letter-spacing: 0.1em;
}

.village-card p {
    color: rgba(244, 241, 234, 0.78);
    font-size: 0.95rem;
    font-weight: 300;
}

.image-river {
    padding: 1.1rem 0;
    overflow: hidden;
    background: #080808;
    border-bottom: 1px solid var(--color-border);
}

.image-river-track {
    display: flex;
    gap: 1.1rem;
    width: max-content;
    animation: riverMove 46s linear infinite;
}

.image-river img {
    width: 18rem;
    height: 13rem;
    flex: 0 0 auto;
    border-radius: 6px;
    object-fit: cover;
    filter: grayscale(22%) brightness(0.82);
}

@keyframes riverMove {
    from {
        transform: translateX(0);
    }
    to {
        transform: translateX(calc(-50% - 0.55rem));
    }
}

.portfolio-section {
    background: var(--color-bg);
}

.portfolio-mosaic {
    max-width: 1220px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    grid-auto-rows: 14rem;
    gap: 1rem;
}

.portfolio-item {
    position: relative;
    min-height: 14rem;
    overflow: hidden;
    border-radius: 6px;
    background: var(--color-surface-2);
}

.portfolio-wide {
    grid-column: span 2;
}

.portfolio-tall {
    grid-row: span 2;
}

.portfolio-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(30%) brightness(0.82);
    transform: scale(1.01);
    transition: filter 0.7s ease, transform 0.9s ease;
}

.portfolio-item:hover img,
.portfolio-item:focus-within img {
    filter: grayscale(0%) brightness(0.98);
    transform: scale(1.08);
}

.portfolio-item::after {
    content: '';
    position: absolute;
    inset: 35% 0 0;
    background: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.84));
    pointer-events: none;
}

.portfolio-copy {
    position: absolute;
    left: 1.1rem;
    right: 1.1rem;
    bottom: 1rem;
    z-index: 1;
    transform: translateY(0.45rem);
    transition: transform 0.4s ease;
}

.portfolio-item:hover .portfolio-copy,
.portfolio-item:focus-within .portfolio-copy {
    transform: translateY(0);
}

.portfolio-copy span {
    display: block;
    margin-bottom: 0.35rem;
    color: var(--color-warm);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

.portfolio-copy h3 {
    color: var(--color-text);
    font-size: 1.35rem;
    letter-spacing: 0.08em;
    line-height: 1.2;
}

.portfolio-cta {
    margin-top: 2.5rem;
}

.contact-section {
    background: var(--color-surface);
    border-top: 1px solid var(--color-border);
    padding-bottom: 5rem;
}

.contact-container {
    max-width: 1080px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: minmax(0, 0.9fr) minmax(20rem, 1fr);
    gap: 5rem;
    align-items: start;
}

.contact-copy p:not(.section-kicker) {
    color: var(--color-text-muted);
    font-weight: 300;
}

.contact-info {
    list-style: none;
    border-top: 1px solid var(--color-border);
}

.contact-info li {
    min-height: 4rem;
    padding: 1rem 0;
    display: grid;
    grid-template-columns: 8.5rem minmax(0, 1fr);
    gap: 1rem;
    align-items: center;
    border-bottom: 1px solid var(--color-border);
}

.contact-info strong {
    color: var(--color-warm);
    font-size: 0.78rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.contact-info a,
.contact-info span {
    color: var(--color-text);
    font-size: 1.04rem;
    font-weight: 300;
    overflow-wrap: anywhere;
}

.contact-info a:hover,
.contact-info a:focus-visible {
    color: var(--color-warm);
}

footer {
    background-color: #050505;
    padding: 2rem 5%;
    text-align: center;
    color: var(--color-text-muted);
    font-size: 0.78rem;
    border-top: 1px solid var(--color-border);
}

.fade-in {
    opacity: 0;
    animation: fadeIn 1.4s 0.15s forwards;
}

@keyframes fadeIn {
    to {
        opacity: 1;
    }
}

.slide-up {
    opacity: 0;
    transform: translateY(2.5rem);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.slide-up.visible {
    opacity: 1;
    transform: translateY(0);
}

@media (max-width: 1080px) {
    .hero-title {
        font-size: 3.9rem;
    }

    .about-container,
    .contact-container {
        grid-template-columns: 1fr;
        gap: 3.5rem;
    }

    .about-media {
        max-width: 42rem;
        min-height: 28rem;
    }

    .about-img-main {
        height: 27rem;
    }

    .villages-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .portfolio-mosaic {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 760px) {
    .navbar {
        padding: 0.9rem 5%;
        flex-direction: column;
        align-items: flex-start;
        gap: 0.85rem;
    }

    .navbar.is-scrolled {
        padding-top: 0.7rem;
        padding-bottom: 0.7rem;
    }

    .logo {
        font-size: 0.88rem;
        white-space: normal;
    }

    .navbar nav {
        width: 100%;
        overflow-x: auto;
        padding-bottom: 0.1rem;
    }

    .navbar nav ul {
        gap: 1.2rem;
        min-width: max-content;
    }

    .navbar nav a {
        font-size: 0.74rem;
    }

    .hero-section {
        min-height: 43rem;
        padding-top: 9.5rem;
        padding-bottom: 7rem;
    }

    .hero-overlay {
        background:
            linear-gradient(180deg, rgba(10, 10, 10, 0.5) 0%, rgba(10, 10, 10, 0.94) 100%),
            linear-gradient(90deg, rgba(10, 10, 10, 0.78), rgba(10, 10, 10, 0.24));
    }

    .hero-title {
        font-size: 2.35rem;
        letter-spacing: 0.04em;
    }

    .hero-subtitle {
        max-width: 21rem;
        font-size: 1rem;
        letter-spacing: 0.04em;
        line-height: 1.75;
    }

    .hero-actions {
        gap: 0.65rem;
    }

    .btn-primary,
    .btn-ghost {
        width: 100%;
        min-height: 3rem;
        padding: 0.85rem 1rem;
    }

    .hero-status {
        left: 5%;
        right: auto;
        bottom: 2.2rem;
    }

    .hero-dot {
        width: 1.9rem;
    }

    .hero-dot.is-active {
        width: 3rem;
    }

    .scroll-down {
        display: none;
    }

    section {
        padding: 5.5rem 5%;
    }

    .section-title {
        font-size: 2rem;
        letter-spacing: 0.06em;
    }

    .about-stats {
        grid-template-columns: 1fr;
    }

    .stat-item h3 {
        font-size: 2.25rem;
    }

    .about-media {
        min-height: auto;
    }

    .about-img-main {
        width: 100%;
        height: 23rem;
    }

    .about-img-floating {
        position: relative;
        left: auto;
        bottom: auto;
        width: 58%;
        margin-top: -5rem;
        margin-left: 1rem;
    }

    .villages-grid,
    .portfolio-mosaic {
        grid-template-columns: 1fr;
    }

    .village-card {
        min-height: 22rem;
    }

    .portfolio-mosaic {
        grid-auto-rows: 18rem;
    }

    .portfolio-wide,
    .portfolio-tall {
        grid-column: auto;
        grid-row: auto;
    }

    .image-river img {
        width: 14rem;
        height: 10rem;
    }

    .contact-info li {
        grid-template-columns: 1fr;
        gap: 0.35rem;
    }
}

@media (max-width: 420px) {
    .hero-title {
        font-size: 2.08rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .hero-status {
        align-items: flex-start;
        flex-direction: column;
        gap: 0.8rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
    }

    .image-river-track {
        animation: none;
    }
}