@import url("https://hangeul.pstatic.net/hangeul_static/css/nanum-square-neo.css");

:root {
    --ink: #000000;
    --muted: #000000;
    --orange: #ff7300;
    --green: #0b9531;
    --blue: #007ddb;
    --soft: #f4faec;
    --paper: #ffffff;
    --line: #dce8d4;
    --shadow: 14px 18px 30px rgba(21, 45, 16, 0.12);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: "NanumSquareNeoVariable", "NanumSquareNeo", "Noto Sans KR", Arial, sans-serif;
    color: var(--ink);
    background: var(--paper);
    word-break: keep-all;
    text-align: center;
    font-weight: 500;
}

button,
input,
select,
textarea {
    font: inherit;
}

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

button,
a {
    -webkit-tap-highlight-color: rgba(255, 115, 0, 0.2);
}

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

.container {
    width: min(1120px, calc(100% - 32px));
    margin: 0 auto;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255, 255, 255, 0.94);
    border-bottom: 1px solid var(--line);
    backdrop-filter: blur(12px);
}

.header-inner {
    min-height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
}

.logo img {
    width: 150px;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 30px;
    font-size: 0.98rem;
    font-weight: 700;
    color: #000;
}

.main-nav a:hover,
.main-nav a:focus-visible {
    color: var(--orange);
}

.nav-toggle {
    display: none;
    width: 42px;
    height: 42px;
    border: 0;
    background: transparent;
    padding: 9px;
}

.nav-toggle span {
    display: block;
    height: 2px;
    margin: 6px 0;
    background: var(--ink);
}

.hero {
    position: relative;
    min-height: 760px;
    display: grid;
    align-items: center;
    overflow: hidden;
    color: #fff;
}

.hero-bg,
.hero-shade {
    position: absolute;
    inset: 0;
}

.hero-bg {
    background:
        linear-gradient(90deg, rgba(23, 55, 21, 0.84), rgba(255, 115, 0, 0.18)),
        url("assets/hero-study.png") center / cover no-repeat;
    transform: scale(1.02);
}

.hero-shade {
    background: linear-gradient(180deg, rgba(15, 25, 13, 0.05), rgba(15, 25, 13, 0.78));
}

.hero-inner {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 96px 0 170px;
}

.eyebrow,
.section-label {
    margin: 0 0 14px;
    color: var(--orange);
    font-size: 0.86rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.hero h1 {
    margin: 0;
    font-size: clamp(3rem, 7vw, 5.6rem);
    line-height: 1.08;
    font-weight: 900;
}

.hero h1 span {
    font-size: 0.65em;
}

.hero-copy {
    max-width: 680px;
    margin: 26px auto 0;
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.16rem;
    line-height: 1.75;
}

.primary-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 210px;
    height: 48px;
    margin-top: 30px;
    padding: 0 30px;
    border-radius: 999px;
    color: #fff;
    background: var(--orange);
    font-weight: 800;
    box-shadow: 10px 14px 24px rgba(255, 115, 0, 0.26);
    transition: transform 180ms ease, background-color 180ms ease;
}

.primary-btn:hover,
.primary-btn:focus-visible {
    background: #ff7300;
    transform: translateY(-3px);
}

.hero-cards {
    position: absolute;
    left: 50%;
    bottom: 24px;
    z-index: 2;
    transform: translateX(-50%);
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    background: rgba(255, 255, 255, 0.96);
    border-radius: 8px;
    box-shadow: var(--shadow);
    overflow: hidden;
    color: var(--ink);
}

.hero-cards div {
    padding: 24px 24px;
    text-align: center;
    border-right: 1px solid var(--line);
}

.hero-cards div:last-child {
    border-right: 0;
}

.hero-cards strong {
    display: block;
    color: var(--green);
    font-size: 1.5rem;
    font-weight: 900;
}

.hero-cards span {
    display: block;
    margin-top: 8px;
    color: var(--muted);
    font-size: 0.92rem;
}

.section {
    padding: 94px 0;
}

.academy-section {
    background: #f4faec;
}

.program-section {
    background: #fff;
}

.exam-section {
    background: #f4faec;
}

.guide-section {
    background: #fff;
}

.region-links-section {
    background: #fff7ef;
}

.region-links-toggle {
    padding: 0;
    border: 0;
    background: transparent;
}

.region-links-toggle summary {
    padding: 30px;
    border: 1px solid #f0decf;
    border-radius: 8px;
    background: #fff;
    box-shadow: 8px 12px 22px rgba(43, 72, 34, 0.07);
}

.region-links-toggle summary .section-label {
    display: block;
    margin-bottom: 12px;
}

.region-links-toggle summary strong {
    display: block;
    font-size: clamp(1.65rem, 4vw, 2.5rem);
}

.region-links-toggle[open] summary {
    margin-bottom: 28px;
}

.split-layout,
.exam-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(320px, 0.78fr);
    gap: 54px;
    align-items: center;
}

.exam-layout {
    grid-template-columns: 1fr;
    gap: 44px;
}

.section-header {
    text-align: center;
    margin-bottom: 44px;
}

.section-copy h2,
.section-header h2 {
    margin: 0;
    font-size: clamp(2rem, 4vw, 3.1rem);
    line-height: 1.22;
}

.section-copy p:not(.section-label) {
    margin: 20px 0 0;
    color: var(--muted);
    font-size: 1.06rem;
    line-height: 1.85;
}

.feature-panel {
    padding: 34px;
    border: 2px solid rgba(255, 115, 0, 0.2);
    border-radius: 8px;
    background: #fff;
    box-shadow: var(--shadow);
}

.feature-panel h3 {
    margin: 0 0 20px;
    color: var(--orange);
    font-size: 1.4rem;
}

.feature-panel ul {
    margin: 0;
    padding: 0;
    list-style: none;
}

.feature-panel li {
    padding: 14px 0;
    border-bottom: 1px solid #f0decf;
    color: #000;
    font-weight: 700;
}

.feature-panel li:last-child {
    border-bottom: 0;
}

.program-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
}

.program-guide-image {
    width: min(100%, 694px);
    margin: 0 auto 52px;
}

.program-guide-image img {
    width: 100%;
    height: auto;
}

.program-slider {
    width: min(100%, 696px);
    margin: 0 auto 56px;
}

.program-slider-track {
    display: flex;
    overflow-x: auto;
    overscroll-behavior-x: contain;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
    scrollbar-width: none;
    border-radius: 8px;
}

.program-slider-track::-webkit-scrollbar {
    display: none;
}

.program-slide {
    flex: 0 0 100%;
    min-width: 0;
    scroll-snap-align: center;
    scroll-snap-stop: always;
}

.program-slide img {
    width: 100%;
    height: auto;
}

.program-slider-dots {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 18px;
}

.slider-dot {
    width: 10px;
    height: 10px;
    padding: 0;
    border: 0;
    border-radius: 50%;
    background: #c8cec5;
    cursor: pointer;
    transition: width 180ms ease, background-color 180ms ease;
}

.slider-dot.is-active {
    width: 28px;
    border-radius: 999px;
    background: var(--orange);
}

.program-card {
    min-height: 300px;
    padding: 28px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #fff;
    box-shadow: 10px 14px 26px rgba(43, 72, 34, 0.08);
}

.program-card span {
    color: var(--orange);
    font-size: 0.9rem;
    font-weight: 900;
}

.program-card h3 {
    margin: 18px 0 14px;
    color: var(--green);
    font-size: 1.45rem;
}

.program-card p {
    margin: 0;
    color: var(--muted);
    line-height: 1.75;
}

.program-card.highlight {
    background: var(--orange);
    color: #fff;
    border-color: var(--orange);
}

.program-card.highlight span,
.program-card.highlight h3,
.program-card.highlight p {
    color: #fff;
}

.academy-image {
    margin-top: 52px;
}

.academy-image img {
    width: min(100%, 706px);
    margin: 0 auto;
    border-radius: 8px;
}

.exam-list {
    display: grid;
    gap: 12px;
    margin-top: 30px;
}

.exam-list div {
    display: grid;
    grid-template-columns: 112px 1fr;
    gap: 16px;
    align-items: center;
    padding: 18px;
    border-radius: 8px;
    background: #fff;
    border: 1px solid var(--line);
}

.exam-list strong {
    color: var(--orange);
    font-size: 1.05rem;
}

.exam-list span {
    color: var(--muted);
    line-height: 1.5;
}

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

.tuition-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
    margin-top: 34px;
    margin-bottom: 18px;
}

.tuition-card {
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #fff;
    box-shadow: 10px 14px 26px rgba(43, 72, 34, 0.08);
}

.tuition-card h3 {
    margin: 0;
    padding: 18px 22px;
    color: #fff;
    background: var(--green);
    font-size: 1.25rem;
}

.tuition-table-wrap {
    overflow-x: auto;
}

.tuition-table {
    width: 100%;
    min-width: 430px;
    border-collapse: collapse;
    text-align: center;
}

.tuition-table th,
.tuition-table td {
    padding: 16px 12px;
    border-bottom: 1px solid var(--line);
    white-space: nowrap;
}

.tuition-table thead th {
    color: var(--green);
    background: #f7fbf2;
    font-weight: 800;
}

.tuition-table tbody th {
    color: var(--ink);
}

.tuition-table tbody tr:last-child th,
.tuition-table tbody tr:last-child td {
    border-bottom: 0;
}

.tuition-note {
    margin: 0 0 34px;
    color: var(--muted);
    text-align: center;
    line-height: 1.7;
}

.region-link-grid {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 14px;
}

.region-link-card {
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-height: 150px;
    padding: 22px 16px;
    border: 1px solid #f0decf;
    border-radius: 8px;
    background: #fff;
    box-shadow: 8px 12px 22px rgba(43, 72, 34, 0.07);
    transition: transform 180ms ease, border-color 180ms ease;
}

.region-link-card:hover,
.region-link-card:focus-visible {
    transform: translateY(-5px);
    border-color: var(--orange);
}

.region-link-card span {
    margin-bottom: 10px;
    color: var(--orange);
    font-size: 0.88rem;
    font-weight: 700;
}

.region-link-card strong {
    color: var(--ink);
    line-height: 1.5;
}

details {
    padding: 26px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #fff;
}

summary {
    cursor: pointer;
    color: var(--ink);
    font-size: 1.12rem;
    font-weight: 800;
    text-align: center;
    list-style-position: inside;
}

summary:hover,
summary:focus-visible {
    color: var(--orange);
}

details p {
    margin: 18px 0 0;
    color: var(--muted);
    line-height: 1.7;
}

.floating-contact {
    position: fixed;
    right: 18px;
    bottom: 18px;
    z-index: 80;
    display: grid;
    gap: 10px;
}

.floating-item {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-width: 118px;
    min-height: 44px;
    padding: 9px 16px;
    border-radius: 999px;
    color: #fff;
    font-size: 0.88rem;
    font-weight: 400;
    letter-spacing: 0.03em;
    box-shadow: 8px 10px 18px rgba(22, 34, 18, 0.18);
    transition: transform 180ms ease, filter 180ms ease;
}

.floating-item:hover,
.floating-item:focus-visible {
    transform: translateY(-4px);
    filter: brightness(1.04);
}

.floating-item.phone {
    background: var(--orange);
}

.floating-item.sms {
    background: #30394b;
}

.floating-item.consult {
    background: #164090;
}

.site-footer {
    padding: 32px 0;
    background: #152013;
    color: #fff;
}

.site-footer .container {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    text-align: center;
}

.site-footer span {
    color: rgba(255, 255, 255, 0.72);
}

/* Region pages */
.region-hero {
    padding: 110px 0;
    background: linear-gradient(135deg, #f4faec 0%, #fff 52%, #fff2e7 100%);
}

.region-hero h1 {
    margin: 0;
    font-size: clamp(2.7rem, 7vw, 5.2rem);
    line-height: 1.12;
}

.region-hero h1 span {
    display: block;
    margin-top: 12px;
    color: var(--green);
    font-size: 0.58em;
}

.region-hero p:not(.section-label) {
    max-width: 760px;
    margin: 24px auto 0;
    font-size: 1.08rem;
    line-height: 1.8;
}

.region-detail-section,
.region-map-section {
    padding: 90px 0;
}

.region-detail-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px;
}

.region-info-panel {
    padding: 34px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #fff;
    box-shadow: 10px 14px 26px rgba(43, 72, 34, 0.08);
}

.region-detail-grid > .region-info-panel:first-child {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: clamp(44px, 6vw, 76px) clamp(34px, 4vw, 58px);
}

.region-detail-grid > .region-info-panel:first-child .section-label {
    margin-bottom: 22px;
}

.region-detail-grid > .region-info-panel:first-child h2 {
    margin-bottom: 28px;
    line-height: 1.45;
}

.region-detail-grid > .region-info-panel:first-child p:not(.section-label) {
    margin: 0;
    line-height: 2.05;
}

.region-detail-grid > .region-info-panel:first-child .region-tags {
    gap: 14px;
    margin-top: 34px;
}

.region-info-panel h2 {
    margin: 0;
    font-size: clamp(1.7rem, 3vw, 2.3rem);
}

.region-info-panel p:not(.section-label) {
    line-height: 1.8;
}

.region-tags,
.school-list {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    margin: 24px 0 0;
    padding: 0;
    list-style: none;
}

.region-tags span,
.school-list li {
    padding: 9px 14px;
    border-radius: 999px;
    background: var(--soft);
    color: var(--green);
    font-weight: 700;
}

.school-exam-content {
    margin-top: 34px;
}

.school-exam-content h2 {
    margin: 0;
}

.school-exam-content > p:not(.section-label) {
    margin-top: 20px;
}

.region-map-section {
    background: #fff7ef;
}

.region-map-image {
    width: min(100%, 900px);
    margin: 0 auto;
    border-radius: 8px;
}

.region-home-link {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    min-height: 46px;
    margin-top: 28px;
    padding: 0 24px;
    border-radius: 999px;
    background: var(--orange);
    color: #fff;
    font-weight: 800;
}

@media (max-width: 920px) {
    .header-inner {
        min-height: 68px;
    }

    .nav-toggle {
        display: block;
    }

    .main-nav {
        position: absolute;
        left: 0;
        right: 0;
        top: 68px;
        display: none;
        grid-template-columns: 1fr;
        gap: 0;
        padding: 10px 16px 16px;
        background: #fff;
        border-bottom: 1px solid var(--line);
    }

    .main-nav.is-open {
        display: grid;
    }

    .main-nav a {
        padding: 13px 4px;
        text-align: center;
    }

    .hero {
        display: block;
        min-height: 0;
        padding-bottom: 28px;
    }

    .hero-inner {
        padding: 78px 0 40px;
    }

    .hero-cards,
    .program-grid,
    .guide-grid,
    .tuition-grid,
    .region-detail-grid,
    .region-link-grid,
    .split-layout,
    .exam-layout {
        grid-template-columns: 1fr;
    }

    .hero-cards {
        position: relative;
        left: auto;
        bottom: auto;
        transform: none;
        width: min(92%, 680px);
        margin: 0 auto;
    }

    .hero-cards div {
        padding: 17px 14px;
        border-right: 0;
        border-bottom: 1px solid var(--line);
    }

    .hero-cards div:last-child {
        border-bottom: 0;
    }

    .section {
        padding: 72px 0;
    }

    .region-hero,
    .region-detail-section,
    .region-map-section {
        padding: 72px 0;
    }

    .region-detail-grid > .region-info-panel:first-child {
        padding: 34px;
    }
}

@media (max-width: 560px) {
    body {
        padding-bottom: 68px;
    }

    .container {
        width: min(100% - 28px, 1120px);
    }

    .logo img {
        width: 132px;
    }

    .hero {
        min-height: 0;
    }

    .hero-bg {
        background-position: center center;
    }

    .hero h1 {
        font-size: 2.55rem;
    }

    .hero-copy {
        font-size: 1rem;
        line-height: 1.65;
    }

    .hero-cards strong {
        font-size: 1.25rem;
    }

    .section-copy h2,
    .section-header h2 {
        font-size: 2rem;
    }

    .program-card {
        min-height: auto;
        padding: 24px;
    }

    .exam-list div {
        grid-template-columns: 1fr;
        gap: 8px;
    }

    .floating-contact {
        left: 10px;
        right: 10px;
        bottom: 10px;
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 6px;
    }

    .floating-item {
        width: 100%;
        min-width: 0;
        min-height: 46px;
        padding: 7px 6px;
        font-size: 0.78rem;
        white-space: nowrap;
    }
}