/* =====================================================
   RESET
===================================================== */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: "Inter", "Noto Sans KR", sans-serif;
    background: #f5f1e9;
    color: #252824;
    line-height: 1.7;
    overflow-x: hidden;
}

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

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

button,
a {
    -webkit-tap-highlight-color: transparent;
}


/* =====================================================
   VARIABLES
===================================================== */

:root {

    --cream: #f5f1e9;
    --cream-dark: #ebe4d8;

    --warm-white: #faf8f3;

    --green: #26352d;
    --green-light: #53665a;

    --brown: #765a42;
    --brown-light: #a98b6e;

    --text: #252824;
    --muted: #74766f;

    --line: rgba(37, 40, 36, 0.13);

    --max-width: 1240px;
}


/* =====================================================
   INTRO SCREEN
===================================================== */

.intro-screen {

    position: fixed;

    inset: 0;

    z-index: 9999;

    display: flex;

    align-items: center;

    justify-content: center;

    background: #1d2721;

    color: #f7f3ea;

    transition:
        opacity 1s ease,
        visibility 1s ease;
}

.intro-screen.hide {

    opacity: 0;

    visibility: hidden;

    pointer-events: none;
}

.intro-content {

    width: min(90%, 700px);

    text-align: center;
}

.intro-logo {

    font-size: clamp(2.5rem, 7vw, 5.8rem);

    font-weight: 600;

    letter-spacing: 0.24em;

    margin-left: 0.24em;

    opacity: 0;

    transform: translateY(15px);

    animation:
        introLogo 1.2s ease forwards;
}

.intro-line {

    width: 0;

    height: 1px;

    margin: 30px auto;

    background: rgba(247, 243, 234, 0.5);

    animation:
        introLine 1s ease 0.9s forwards;
}

.intro-motto {

    font-size: clamp(0.9rem, 2vw, 1.25rem);

    font-weight: 300;

    letter-spacing: 0.08em;

    line-height: 1.9;

    opacity: 0;

    transform: translateY(10px);

    animation:
        introMotto 1s ease 1.5s forwards;
}

@keyframes introLogo {

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

}

@keyframes introLine {

    to {
        width: 90px;
    }

}

@keyframes introMotto {

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

}


/* =====================================================
   HEADER
===================================================== */

.header {

    position: fixed;

    top: 0;

    left: 0;

    right: 0;

    z-index: 100;

    background: rgba(245, 241, 233, 0.78);

    backdrop-filter: blur(18px);

    border-bottom: 1px solid rgba(37, 40, 36, 0.06);
}

.header-inner {

    width: min(92%, var(--max-width));

    height: 78px;

    margin: auto;

    display: flex;

    align-items: center;

    justify-content: space-between;
}

.logo {

    font-size: 1rem;

    font-weight: 600;

    letter-spacing: 0.22em;
}

.navigation {

    display: flex;

    gap: 36px;

    font-size: 0.68rem;

    letter-spacing: 0.14em;

    color: #555951;
}

.navigation a {

    transition: opacity 0.25s ease;
}

.navigation a:hover {

    opacity: 0.45;
}

.header-contact {

    font-size: 0.68rem;

    letter-spacing: 0.13em;

    border-bottom: 1px solid currentColor;

    padding-bottom: 3px;
}


/* =====================================================
   COMMON
===================================================== */

.section {

    width: min(90%, var(--max-width));

    margin: auto;

    padding: 120px 0;
}

.section-label {

    margin-bottom: 70px;

    font-size: 0.68rem;

    letter-spacing: 0.18em;

    color: var(--muted);

    border-bottom: 1px solid var(--line);

    padding-bottom: 16px;
}

.eyebrow {

    margin-bottom: 20px;

    font-size: 0.68rem;

    font-weight: 600;

    letter-spacing: 0.18em;

    color: var(--brown);
}

.reveal {

    opacity: 0;

    transform: translateY(35px);

    transition:
        opacity 0.9s ease,
        transform 0.9s ease;
}

.reveal.visible {

    opacity: 1;

    transform: translateY(0);
}


/* =====================================================
   HERO
===================================================== */

.hero {

    min-height: 100vh;

    position: relative;

    display: flex;

    align-items: center;

    overflow: hidden;
}

.hero-background {

    position: absolute;

    inset: 0;

    background:
        radial-gradient(
            circle at 70% 30%,
            rgba(161, 137, 106, 0.20),
            transparent 35%
        ),
        linear-gradient(
            120deg,
            #f5f1e9,
            #e9e1d3
        );
}

.hero-background::after {

    content: "";

    position: absolute;

    inset: 0;

    background:
        radial-gradient(
            ellipse at 20% 80%,
            rgba(68, 91, 76, 0.10),
            transparent 40%
        );
}

.hero-content {

    position: relative;

    width: min(90%, 1000px);

    margin: 0 auto;

    padding-top: 80px;
}

.hero h1 {

    max-width: 850px;

    font-size: clamp(2.7rem, 6vw, 6.3rem);

    line-height: 1.12;

    font-weight: 500;

    letter-spacing: -0.055em;
}

.hero h1 em {

    font-style: normal;

    color: var(--green);
}

.hero-description {

    max-width: 620px;

    margin-top: 38px;

    color: #676a62;

    font-size: 0.98rem;

    line-height: 2;
}

.hero-button {

    display: inline-flex;

    align-items: center;

    gap: 18px;

    margin-top: 40px;

    padding-bottom: 7px;

    border-bottom: 1px solid var(--text);

    font-size: 0.78rem;

    letter-spacing: 0.08em;
}

.hero-button span {

    transition: transform 0.3s ease;
}

.hero-button:hover span {

    transform: translateY(4px);
}


/* =====================================================
   ABOUT
===================================================== */

.about-grid {

    display: grid;

    grid-template-columns: 0.9fr 1.1fr;

    gap: 120px;
}

.about-title h2 {

    font-size: clamp(2.8rem, 5vw, 5.4rem);

    line-height: 1.08;

    letter-spacing: -0.06em;

    font-weight: 500;
}

.about-text {

    padding-top: 10px;
}

.about-text p {

    max-width: 620px;

    margin-bottom: 28px;

    color: #676a62;
}

.about-text .large-text {

    font-size: 1.4rem;

    line-height: 1.6;

    color: var(--text);
}


/* =====================================================
   VALUE
===================================================== */

.value-section {

    background: #ebe5d9;

    width: 100%;

    padding-left: 5%;

    padding-right: 5%;
}

.value-intro {

    width: min(100%, var(--max-width));

    margin: auto;
}

.value-intro h2 {

    font-size: clamp(2.5rem, 5vw, 5rem);

    line-height: 1.12;

    font-weight: 500;

    letter-spacing: -0.05em;
}

.value-intro h2 span {

    color: var(--green);
}

.value-grid {

    width: min(100%, var(--max-width));

    margin: 90px auto 0;

    display: grid;

    grid-template-columns:
        repeat(3, 1fr);

    gap: 25px;
}

.value-card {

    padding: 35px 30px;

    border-top: 1px solid var(--line);
}

.value-number {

    color: var(--brown);

    font-size: 0.7rem;

    letter-spacing: 0.12em;
}

.value-card h3 {

    margin: 20px 0 20px;

    font-size: 2.0rem;

    font-weight: 500;
}

.value-card p {

    color: #6e706a;

    font-size: 0.9rem;
}


/* =====================================================
   MOTTO
===================================================== */

.motto-section {

    padding: 160px 20px;

    text-align: center;

    background: var(--green);

    color: #f4f0e7;
}

.motto-section .eyebrow {

    color: #b9a488;
}

.motto-section h2 {

    font-size: clamp(2.5rem, 6vw, 6rem);

    font-weight: 400;

    letter-spacing: -0.045em;

    line-height: 1.15;
}

.motto-section p:last-child {

    margin-top: 35px;

    color: rgba(244, 240, 231, 0.65);

    font-size: 0.95rem;
}


/* =====================================================
   DESK FOREST
===================================================== */

.product-intro {

    max-width: 850px;
}

.product-intro h2 {

    font-size: clamp(4rem, 9vw, 9rem);

    line-height: 0.95;

    letter-spacing: -0.07em;

    font-weight: 500;
}

.product-subtitle {

    margin-top: 35px;

    font-size: 1.5rem;

    color: var(--green);
}

.product-description {

    max-width: 600px;

    margin-top: 25px;

    color: var(--muted);
}

.forest-image {

    margin-top: 90px;

    width: 100%;

    height: min(72vw, 680px);

    overflow: hidden;

    background: #ddd;
}

.forest-image img {

    width: 100%;

    height: 100%;

    object-fit: cover;

    object-position: center;
}

.forest-story {

    display: grid;

    grid-template-columns: 1fr 1fr;

    gap: 100px;

    margin-top: 100px;
}

.forest-story h3 {

    font-size: clamp(2rem, 4vw, 4rem);

    line-height: 1.2;

    font-weight: 500;

    letter-spacing: -0.05em;
}

.forest-story > div:last-child p {

    margin-bottom: 25px;

    color: var(--muted);
}


/* =====================================================
   MODELS
===================================================== */

.models-section {

    padding-bottom: 150px;
}

.model {

    display: grid;

    grid-template-columns: 1fr 1fr;

    gap: 90px;

    align-items: start;

    margin-bottom: 170px;
}

.model-image {

    width: 100%;

    height: 680px;

    overflow: hidden;

    background: #e8e3da;
}

.model-image img {

    width: 100%;

    height: 100%;

    object-fit: cover;

    object-position: center;
}

.model-content {

    padding-top: 15px;
}

.model-heading {

    position: relative;
}

.model-heading h2 {

    font-size: clamp(2.8rem, 5vw, 5rem);

    line-height: 1.08;

    letter-spacing: -0.06em;

    font-weight: 500;
}

.development-badge {

    display: inline-block;

    margin-top: 25px;

    padding: 6px 11px;

    border: 1px solid var(--line);

    font-size: 0.62rem;

    letter-spacing: 0.13em;

    color: var(--brown);
}

.model-lead {

    margin-top: 45px;

    font-size: 1.25rem;

    color: var(--green);
}

.model-description {

    margin-top: 22px;

    color: var(--muted);

    font-size: 0.92rem;
}

.feature-list {

    margin-top: 55px;
}

.feature {

    display: grid;

    grid-template-columns: 40px 1fr;

    gap: 20px;

    padding: 25px 0;

    border-top: 1px solid var(--line);
}

.feature > span {

    font-size: 0.68rem;

    color: var(--brown);
}

.feature h4 {

    font-size: 0.95rem;

    font-weight: 600;

    margin-bottom: 5px;
}

.feature p {

    color: var(--muted);

    font-size: 0.82rem;
}

.model-target {

    margin-top: 45px;

    padding: 25px 0;

    border-top: 1px solid var(--line);

    border-bottom: 1px solid var(--line);
}

.model-target span {

    font-size: 0.62rem;

    letter-spacing: 0.15em;

    color: var(--brown);
}

.model-target p {

    margin-top: 7px;

    font-size: 0.86rem;
}

.price {

    margin-top: 40px;
}

.price span {

    display: block;

    font-size: 0.62rem;

    letter-spacing: 0.14em;

    color: var(--muted);
}

.price strong {

    display: block;

    margin-top: 8px;

    font-size: 1.25rem;

    font-weight: 500;
}


/* =====================================================
   PRO EXPERIENCE
===================================================== */

.experience-box {

    margin-top: 55px;

    padding: 35px;

    background: #e9e3d8;
}

.experience-box h3 {

    margin-bottom: 35px;

    font-size: 1.8rem;

    line-height: 1.3;

    font-weight: 500;
}

.experience-item {

    padding: 20px 0;

    border-top: 1px solid var(--line);
}

.experience-item strong {

    font-size: 0.7rem;

    letter-spacing: 0.15em;

    color: var(--brown);
}

.experience-item p {

    margin-top: 8px;

    color: #686b64;

    font-size: 0.84rem;
}


/* =====================================================
   PHILOSOPHY
===================================================== */

.philosophy-section {

    padding-top: 150px;
}

.philosophy-heading h2 {

    font-size: clamp(3rem, 7vw, 7rem);

    line-height: 1.05;

    letter-spacing: -0.065em;

    font-weight: 500;
}

.philosophy-heading h2 span {

    color: var(--green);
}

.philosophy-grid {

    display: grid;

    grid-template-columns: 1fr 1fr;

    gap: 120px;

    margin-top: 100px;
}

.philosophy-text p {

    max-width: 580px;

    margin-bottom: 25px;

    color: var(--muted);
}

.philosophy-text .large-text {

    font-size: 1.7rem;

    line-height: 1.55;

    color: var(--text);
}

.philosophy-points > div {

    padding: 30px 0;

    border-top: 1px solid var(--line);
}

.philosophy-points span {

    font-size: 0.65rem;

    color: var(--brown);
}

.philosophy-points h3 {

    margin: 15px 0 5px;

    font-size: 1.5rem;

    font-weight: 500;
}

.philosophy-points p {

    color: var(--muted);

    font-size: 0.85rem;
}


/* =====================================================
   FUTURE
===================================================== */

.future-section {

    position: relative;

    min-height: 680px;

    display: flex;

    align-items: center;

    padding: 100px 8%;

    overflow: hidden;

    background:
        linear-gradient(
            120deg,
            #28352e,
            #4c5c4f
        );

    color: #f5f1e9;
}

.future-overlay {

    position: absolute;

    inset: 0;

    opacity: 0.15;

    background:
        radial-gradient(
            circle at 70% 40%,
            #b29a7b,
            transparent 30%
        );
}

.future-content {

    position: relative;

    width: min(100%, 850px);

    margin: auto;
}

.future-content .eyebrow {

    color: #bba789;
}

.future-content h2 {

    font-size: clamp(3rem, 7vw, 7rem);

    line-height: 1.05;

    font-weight: 400;

    letter-spacing: -0.06em;
}

.future-content p:not(.eyebrow) {

    max-width: 650px;

    margin-top: 30px;

    color: rgba(245, 241, 233, 0.7);
}


/* =====================================================
   DEVELOPMENT
===================================================== */

.development-section {

    padding-top: 100px;

    padding-bottom: 100px;
}

.development-card {

    max-width: 850px;

    margin: auto;

    text-align: center;

    padding: 80px 30px;

    border-top: 1px solid var(--line);

    border-bottom: 1px solid var(--line);
}

.development-card h2 {

    font-size: clamp(2.5rem, 5vw, 5rem);

    line-height: 1.15;

    letter-spacing: -0.055em;

    font-weight: 500;
}

.development-card p:not(.eyebrow) {

    max-width: 650px;

    margin: 30px auto;

    color: var(--muted);
}

.development-card span {

    display: inline-block;

    margin-top: 15px;

    padding: 8px 16px;

    border: 1px solid var(--line);

    font-size: 0.65rem;

    letter-spacing: 0.16em;

    color: var(--brown);
}


/* =====================================================
   CONTACT
===================================================== */

.contact-section {

    padding-bottom: 120px;
}

.contact-grid {

    display: grid;

    grid-template-columns: 1fr 1fr;

    gap: 120px;
}

.contact-heading h2 {

    font-size: clamp(3rem, 6vw, 6rem);

    line-height: 1.08;

    font-weight: 500;

    letter-spacing: -0.06em;
}

.contact-heading > p:last-child {

    max-width: 400px;

    margin-top: 30px;

    color: var(--muted);
}

.business-info {

    padding-top: 10px;
}

.business-info h3 {

    margin-bottom: 30px;

    font-size: 1rem;

    font-weight: 600;
}

.business-info dl {

    border-top: 1px solid var(--line);
}

.business-info dl > div {

    display: grid;

    grid-template-columns: 130px 1fr;

    gap: 20px;

    padding: 17px 0;

    border-bottom: 1px solid var(--line);
}

.business-info dt {

    font-size: 0.72rem;

    color: var(--muted);
}

.business-info dd {

    font-size: 0.82rem;
}


/* =====================================================
   FOOTER
===================================================== */

.footer {

    background: #1d2721;

    color: #e9e4da;

    padding: 45px 0;
}

.footer-inner {

    width: min(90%, var(--max-width));

    margin: auto;

    display: grid;

    grid-template-columns: 1fr 1fr 1fr;

    align-items: center;
}

.footer-brand {

    font-weight: 600;

    letter-spacing: 0.2em;
}

.footer-motto {

    text-align: center;

    color: rgba(233, 228, 218, 0.55);

    font-size: 0.72rem;
}

.footer-copy {

    text-align: right;

    color: rgba(233, 228, 218, 0.4);

    font-size: 0.65rem;
}


/* =====================================================
   MOBILE
===================================================== */

@media (max-width: 900px) {

    .navigation {

        display: none;
    }

    .header-contact {

        display: none;
    }

    .section {

        padding: 85px 0;
    }

    .section-label {

        margin-bottom: 45px;
    }

    .about-grid,
    .forest-story,
    .philosophy-grid,
    .contact-grid {

        grid-template-columns: 1fr;

        gap: 55px;
    }

    .value-grid {

        grid-template-columns: 1fr;

        gap: 0;
    }

    .value-card {

        padding: 30px 0;
    }

    .model {

        grid-template-columns: 1fr;

        gap: 50px;

        margin-bottom: 110px;
    }

    .model-pro .model-image {

        order: -1;
    }

    .model-image {

        height: 520px;
    }

    .footer-inner {

        grid-template-columns: 1fr;

        gap: 18px;

        text-align: center;
    }

    .footer-motto,
    .footer-copy {

        text-align: center;
    }

}


@media (max-width: 600px) {

    .header-inner {

        height: 68px;
    }

    .hero {

        min-height: 90vh;
    }

    .hero-content {

        padding-top: 60px;
    }

    .hero-description {

        font-size: 0.86rem;

        line-height: 1.9;
    }

    .section {

        width: 88%;

        padding: 75px 0;
    }

    .value-section {

        padding-left: 6%;

        padding-right: 6%;
    }

    .forest-image {

        height: 105vw;

        max-height: 500px;
    }

    .model-image {

        height: 115vw;

        max-height: 560px;
    }

    .experience-box {

        padding: 25px;
    }

    .business-info dl > div {

        grid-template-columns: 100px 1fr;
    }

    .future-section {

        min-height: 580px;

        padding: 80px 8%;
    }

}