@import url("https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@400;500;600;700;800&display=swap");

:root {
    --primary: #005ca8;
    --primary-dark: #003e72;
    --navy: #071d2e;
    --text: #141414;
    --gray: #6c7177;
    --light-gray: #f4f6f8;
    --white: #ffffff;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: "Noto Sans KR", Arial, sans-serif;
    color: var(--text);
    background: var(--white);
    word-break: keep-all;
}

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

button {
    font: inherit;
}

/* =========================
   헤더
========================= */

.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 92px;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.96);
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    transition:
        height 0.3s ease,
        box-shadow 0.3s ease;
}

.header.scrolled {
    height: 74px;
    box-shadow: 0 6px 25px rgba(0, 0, 0, 0.08);
}

.header-inner {
    width: min(1420px, calc(100% - 80px));
    height: 100%;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: baseline;
    gap: 8px;
}

.logo-main {
    color: var(--primary);
    font-size: 34px;
    font-weight: 800;
    letter-spacing: -2px;
}

.logo-sub {
    color: var(--primary);
    font-size: 18px;
    font-weight: 700;
}

.navigation {
    display: flex;
    align-items: center;
    gap: 54px;
}

.navigation a {
    position: relative;
    font-size: 17px;
    font-weight: 500;
    transition: color 0.25s ease;
}

.navigation a::after {
    position: absolute;
    content: "";
    left: 0;
    bottom: -10px;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width 0.25s ease;
}

.navigation a:hover {
    color: var(--primary);
}

.navigation a:hover::after {
    width: 100%;
}

.menu-button {
    display: none;
    border: 0;
    background: transparent;
    cursor: pointer;
}

.menu-button span {
    display: block;
    width: 26px;
    height: 2px;
    margin: 6px 0;
    background: var(--text);
    transition: 0.3s ease;
}

/* =========================
   메인 배너
========================= */

.hero {
    position: relative;
    height: 100vh;
    min-height: 720px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;

    background:
        linear-gradient(
            120deg,
            rgba(0, 24, 45, 0.66),
            rgba(0, 62, 103, 0.3)
        ),
        url("images/참치사진1.jpg") center center / cover no-repeat;
}

.hero::before {
    position: absolute;
    content: "";
    inset: 0;
    background: rgba(0, 22, 38, 0.18);
    z-index: 0;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(
            to bottom,
            rgba(0, 0, 0, 0.08),
            rgba(0, 0, 0, 0.18)
        );
}

.hero-content {
    position: relative;
    z-index: 2;
    width: min(1200px, calc(100% - 80px));
    margin-top: 90px;
    color: var(--white);
    text-align: center;
    animation: heroFadeUp 1.1s ease both;
}

.hero-label {
    margin-bottom: 24px;
    font-size: 15px;
    font-weight: 600;
    letter-spacing: 5px;
    opacity: 0.88;
}

.hero h1 {
    font-size: clamp(52px, 6.4vw, 96px);
    line-height: 1.13;
    letter-spacing: -4px;
    font-weight: 800;
}

.hero-description {
    margin-top: 32px;
    font-size: 20px;
    line-height: 1.8;
    font-weight: 400;
    opacity: 0.92;
}

.hero-buttons {
    margin-top: 42px;
    display: flex;
    justify-content: center;
    gap: 14px;
}

.button {
    min-width: 150px;
    height: 54px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--white);
    font-size: 16px;
    font-weight: 600;
    transition:
        background 0.25s ease,
        color 0.25s ease,
        transform 0.25s ease;
}

.button:hover {
    transform: translateY(-3px);
}

.button-white {
    color: var(--primary-dark);
    background: var(--white);
}

.button-outline {
    color: var(--white);
    background: transparent;
}

.button-outline:hover {
    color: var(--primary-dark);
    background: var(--white);
}

.scroll-guide {
    position: absolute;
    z-index: 3;
    bottom: 36px;
    left: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    color: var(--white);
    font-size: 12px;
    letter-spacing: 2px;
    transform: translateX(-50%);
}

.scroll-line {
    position: relative;
    width: 1px;
    height: 60px;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.4);
}

.scroll-line::after {
    position: absolute;
    content: "";
    left: 0;
    top: -100%;
    width: 100%;
    height: 100%;
    background: var(--white);
    animation: scrollLine 1.8s infinite;
}

@keyframes scrollLine {
    0% {
        top: -100%;
    }

    60%,
    100% {
        top: 100%;
    }
}

@keyframes heroFadeUp {
    from {
        opacity: 0;
        transform: translateY(35px);
    }

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

/* =========================
   공통 섹션
========================= */

.section {
    padding: 150px 0;
}

.section-inner {
    width: min(1280px, calc(100% - 80px));
    margin: 0 auto;
}

.section-label {
    margin-bottom: 22px;
    color: var(--primary);
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 3px;
}

.section h2,
.contact-section h2 {
    font-size: clamp(40px, 4.5vw, 66px);
    line-height: 1.25;
    letter-spacing: -3px;
}

/* =========================
   회사소개
========================= */

.about-section {
    position: relative;
    overflow: hidden;
    background: var(--white);
}

.about-section .section-inner {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(420px, 0.92fr);
    column-gap: 42px;
    row-gap: 34px;
    align-items: center;
}

.section-heading {
    grid-column: 1 / -1;
    max-width: 1180px;
}

.about-section .section-heading h2 {
    max-width: 1180px;
}

.about-content {
    position: relative;
    z-index: 2;
    min-height: 290px;
    padding: 44px 48px 42px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    background: rgba(255, 255, 255, 0.96);
    border-left: 4px solid var(--primary);
    box-shadow: 0 24px 60px rgba(7, 29, 46, 0.12);
}

.about-content p {
    margin-bottom: 22px;
    color: var(--gray);
    font-size: 18px;
    line-height: 1.9;
}

.text-link {
    display: inline-flex;
    align-items: center;
    gap: 15px;
    margin-top: 22px;
    color: var(--text);
    font-size: 17px;
    font-weight: 700;
}

.text-link span {
    color: var(--primary);
    font-size: 24px;
    transition: transform 0.25s ease;
}

.text-link:hover span {
    transform: translateX(8px);
}

.about-visual {
    position: relative;
    z-index: 1;
    height: 410px;
    overflow: hidden;
    background: #e7edf2;
    box-shadow: 0 22px 54px rgba(7, 29, 46, 0.13);
}

.about-visual img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
    object-position: center;
    filter: saturate(0.95) contrast(1.02) brightness(1.02);
    transform: scale(1.01);
}

.about-visual::before {
    position: absolute;
    content: "";
    inset: 0;
    pointer-events: none;
}

.about-visual::before {
    z-index: 1;
    background:
        linear-gradient(
            to bottom,
            rgba(255, 255, 255, 0.08),
            rgba(7, 29, 46, 0.14)
        );
}

/* =========================
   핵심 가치
========================= */

.value-section {
    background: var(--light-gray);
}

.value-grid {
    width: min(1280px, calc(100% - 80px));
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
}

.value-card {
    min-height: 340px;
    padding: 70px 50px;
    border-right: 1px solid #dce0e4;
    transition:
        background 0.3s ease,
        transform 0.3s ease;
}

.card-top {
    margin-bottom: 46px;
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 20px;
}

.value-card:first-child {
    border-left: 1px solid #dce0e4;
}

.value-card:hover {
    background: var(--white);
    transform: translateY(-6px);
}

.value-number {
    display: block;
    color: var(--primary);
    font-size: 14px;
    font-weight: 700;
}

.card-icon {
    width: 76px;
    height: 76px;
    flex: 0 0 auto;
    opacity: 0.9;
    transition:
        opacity 0.3s ease,
        transform 0.3s ease;
}

.value-card:hover .card-icon {
    opacity: 1;
    transform: translateY(-4px);
}

.value-card h3 {
    margin-bottom: 18px;
    font-size: 26px;
    letter-spacing: -1px;
}

.value-card p {
    color: var(--gray);
    font-size: 16px;
    line-height: 1.8;
}

/* =========================
   제품
========================= */

.product-section {
    width: min(1500px, calc(100% - 80px));
    margin: 0 auto;
}

.product-header {
    margin-bottom: 60px;
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
}

.product-header > p {
    color: var(--gray);
    font-size: 16px;
    line-height: 1.8;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

.product-card {
    position: relative;
    height: 580px;
    overflow: hidden;
    background-color: #061523;
    transition:
        transform 0.4s ease,
        box-shadow 0.4s ease;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 24px 50px rgba(0, 0, 0, 0.18);
}

.product-card-1 {
    background-color: #061523;
}

.product-card-2 {
    background-color: #1f4db5;
}

.product-card-3 {
    background-color: #061523;
}

.product-image {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    display: block;
    transition: transform 0.65s ease;
}

.product-card-1 .product-image {
    object-fit: contain;
    object-position: 46% 32%;
    transform: scale(0.82);
}

.product-card-2 .product-image {
    inset: auto;
    left: 48%;
    top: 28%;
    width: 132%;
    height: auto;
    transform: translate(-48%, -28%);
}

.product-card-3 .product-image {
    object-fit: cover;
    object-position: center;
}

.product-card:hover .product-image {
    transform: scale(1.08);
}

.product-card-1:hover .product-image {
    transform: scale(0.88);
}

.product-card-2:hover .product-image {
    transform: translate(-48%, -28%) scale(1.08);
}

.product-overlay {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(
            to top,
            rgba(0, 0, 0, 0.78),
            rgba(0, 0, 0, 0.05) 70%
        );
}

.product-content {
    position: absolute;
    z-index: 2;
    left: 42px;
    right: 42px;
    bottom: 42px;
    color: var(--white);
    transition: transform 0.35s ease;
}

.product-card:hover .product-content {
    transform: translateY(-8px);
}

.product-content span {
    display: block;
    margin-bottom: 15px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 3px;
    opacity: 0.75;
}

.product-content h3 {
    margin-bottom: 12px;
    font-size: 32px;
}

.product-content p {
    font-size: 15px;
    opacity: 0.82;
}

/* =========================
   유통 과정
========================= */

.distribution-section {
    padding-left: max(40px, calc((100% - 1280px) / 2));
    padding-right: max(40px, calc((100% - 1280px) / 2));
    display: grid;
    grid-template-columns: 0.9fr 1.4fr;
    gap: 100px;
    background: var(--navy);
    color: var(--white);
}

.distribution-process {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
}

.process-item {
    min-height: 260px;
    padding: 35px;
    border-top: 1px solid rgba(255, 255, 255, 0.18);
    transition: background 0.3s ease;
}

.process-top {
    margin-bottom: 42px;
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 20px;
}

.process-item:hover {
    background: rgba(255, 255, 255, 0.04);
}

.process-item:nth-child(odd) {
    border-right: 1px solid rgba(255, 255, 255, 0.18);
}

.process-item span {
    display: block;
    color: #60bced;
    font-size: 13px;
    font-weight: 700;
}

.process-icon {
    width: 70px;
    height: 70px;
    flex: 0 0 auto;
    opacity: 0.88;
    filter: brightness(1.2);
    transition:
        opacity 0.3s ease,
        transform 0.3s ease;
}

.process-item:hover .process-icon {
    opacity: 1;
    transform: translateY(-4px);
}

.process-item h3 {
    margin-bottom: 12px;
    font-size: 23px;
}

.process-item p {
    color: rgba(255, 255, 255, 0.64);
    font-size: 15px;
    line-height: 1.8;
}

/* =========================
   문의
========================= */

.contact-section {
    min-height: 650px;
    padding: 120px 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--white);
    background:
        linear-gradient(
            rgba(0, 66, 111, 0.9),
            rgba(0, 34, 58, 0.95)
        );
}

.white-label {
    color: rgba(255, 255, 255, 0.75);
}

.contact-content > p:not(.section-label) {
    margin-top: 26px;
    font-size: 18px;
    opacity: 0.8;
}

.contact-button {
    height: 58px;
    min-width: 190px;
    margin-top: 42px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-dark);
    background: var(--white);
    font-size: 16px;
    font-weight: 700;
    transition:
        transform 0.25s ease,
        box-shadow 0.25s ease;
}

.contact-button:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 30px rgba(0, 0, 0, 0.2);
}

/* =========================
   푸터
========================= */

.footer {
    padding: 55px 0;
    background: #07141f;
    color: rgba(255, 255, 255, 0.65);
}

.footer-inner {
    width: min(1280px, calc(100% - 80px));
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
}

.footer strong {
    display: block;
    margin-bottom: 16px;
    color: var(--white);
    font-size: 23px;
}

.footer p {
    margin-top: 7px;
    font-size: 13px;
}

.copyright {
    text-align: right;
}

/* =========================
   모바일
========================= */

@media (max-width: 1200px) {
    .about-section .section-inner {
        grid-template-columns: 1fr;
    }

    .section-heading {
        max-width: 100%;
    }

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

@media (max-width: 900px) {
    .header {
        height: 72px;
    }

    .header-inner {
        width: calc(100% - 40px);
    }

    .logo-main {
        font-size: 28px;
    }

    .logo-sub {
        font-size: 15px;
    }

    .menu-button {
        display: block;
        position: relative;
        z-index: 1002;
    }

    .navigation {
        position: fixed;
        top: 0;
        right: -100%;
        width: min(82%, 360px);
        height: 100vh;
        padding: 120px 45px;
        display: flex;
        flex-direction: column;
        align-items: flex-start;
        gap: 32px;
        background: var(--white);
        box-shadow: -10px 0 40px rgba(0, 0, 0, 0.15);
        transition: right 0.35s ease;
    }

    .navigation.open {
        right: 0;
    }

    .navigation a {
        font-size: 21px;
    }

    .menu-button.open span:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .menu-button.open span:nth-child(2) {
        opacity: 0;
    }

    .menu-button.open span:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .hero {
        min-height: 680px;
        background-position: center;
    }

    .hero-content {
        width: calc(100% - 40px);
        margin-top: 70px;
    }

    .hero h1 {
        font-size: clamp(45px, 12vw, 68px);
        letter-spacing: -3px;
    }

    .hero-description {
        font-size: 17px;
    }

    .section {
        padding: 100px 0;
    }

    .section-inner,
    .value-grid,
    .product-section,
    .footer-inner {
        width: calc(100% - 40px);
    }

    .about-section .section-inner {
        grid-template-columns: 1fr;
        gap: 28px;
    }

    .about-content {
        min-height: auto;
        margin-left: 0;
        padding: 34px 28px 32px;
    }

    .about-visual {
        height: 320px;
    }

    .about-visual img {
        object-position: center;
    }

    .about-visual::before {
        background:
            linear-gradient(
                to bottom,
                rgba(255, 255, 255, 0.04),
                rgba(7, 29, 46, 0.12)
            );
    }

    .value-grid {
        grid-template-columns: 1fr;
    }

    .value-card {
        min-height: auto;
        padding: 50px 25px;
        border-right: 0;
        border-bottom: 1px solid #dce0e4;
    }

    .value-card:first-child {
        border-left: 0;
    }

    .card-top {
        margin-bottom: 30px;
    }

    .card-icon {
        width: 64px;
        height: 64px;
    }

    .product-header {
        align-items: flex-start;
        flex-direction: column;
        gap: 22px;
    }

    .product-grid {
        grid-template-columns: 1fr;
    }

    .product-card {
        height: 450px;
    }

    .product-card-1 .product-image {
        object-position: 46% 26%;
        transform: scale(0.78);
    }

    .product-card-1:hover .product-image {
        transform: scale(0.84);
    }

    .product-card-2 .product-image {
        left: 50%;
        top: 24%;
        width: 112%;
        transform: translate(-50%, -24%);
    }

    .product-card-2:hover .product-image {
        transform: translate(-50%, -24%) scale(1.08);
    }

    .distribution-section {
        padding: 100px 20px;
        grid-template-columns: 1fr;
        gap: 60px;
    }

    .footer-inner {
        align-items: flex-start;
        flex-direction: column;
        gap: 30px;
    }

    .copyright {
        text-align: left;
    }
}

@media (max-width: 560px) {
    .hero-label {
        font-size: 11px;
        letter-spacing: 3px;
    }

    .hero h1 {
        font-size: 42px;
        letter-spacing: -2px;
    }

    .hero-buttons {
        align-items: stretch;
        flex-direction: column;
    }

    .button {
        width: 100%;
    }

    .section h2,
    .contact-section h2 {
        font-size: 38px;
        letter-spacing: -2px;
    }

    .distribution-process {
        grid-template-columns: 1fr;
    }

    .process-item,
    .process-item:nth-child(odd) {
        border-right: 0;
    }

    .process-top {
        margin-bottom: 34px;
    }

    .process-icon {
        width: 62px;
        height: 62px;
    }

    .product-content {
        left: 28px;
        right: 28px;
        bottom: 30px;
    }

    .about-visual {
        height: 240px;
    }

    .about-content {
        padding: 28px 22px 26px;
    }

    .product-card-1 .product-image {
        object-position: 46% 22%;
        transform: scale(0.72);
    }

    .product-card-1:hover .product-image {
        transform: scale(0.78);
    }

    .product-card-2 .product-image {
        left: 50%;
        top: 22%;
        width: 105%;
        transform: translate(-50%, -22%);
    }

    .product-card-2:hover .product-image {
        transform: translate(-50%, -22%) scale(1.08);
    }
}