@charset "UTF-8";
/* =========================================================
   UGO学院 ルートトップページ（ugo.xtu.jp/）
   デザイントークンは高等部サイト（/academie/hs/css/style.css）と共通。
   高等部側を改修する際はトーンがずれないよう両方を確認すること。
   ========================================================= */

:root {
    --paper: #F7F2E9;
    --paper-deep: #EEE6D4;
    --white: #FFFDF9;
    --ink: #23283B;
    --ink-soft: #4E5468;
    --ink-faint: #8A8A7E;
    --navy: #000B3D;
    --clay: #BD5B34;
    --clay-deep: #9C4726;
    --clay-tint: #F1DCC9;
    --sage: #5F7A5A;
    --sage-tint: #E1E8DA;
    --line: #DCD2BB;
    --font-serif: 'Shippori Mincho', serif;
    --font-sans: 'Noto Sans JP', sans-serif;
    --ease: cubic-bezier(0.16, 1, 0.3, 1);
    --shadow-off: 6px 6px 0 var(--ink);
    --shadow-off-sm: 4px 4px 0 var(--ink);
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: var(--font-sans);
    background-color: var(--paper);
    color: var(--ink);
    line-height: 1.9;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { margin: 0; font-weight: 700; }
p { margin: 0; }
ul { margin: 0; padding: 0; list-style: none; }

.serif { font-family: var(--font-serif); }

.container {
    width: 100%;
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 32px;
}

/* ---------- ヘッダー ---------- */

#header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(247, 242, 233, 0.94);
    backdrop-filter: blur(6px);
    border-bottom: 2px solid var(--ink);
}

.header-topbar {
    background: var(--ink);
    color: var(--paper);
    font-size: 0.78rem;
    letter-spacing: 0.04em;
}
.header-topbar .container {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 18px;
    padding-top: 6px;
    padding-bottom: 6px;
}
.header-topbar .tel { font-weight: 700; }
.header-topbar .tel .num { letter-spacing: 0.06em; }

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 14px;
    padding-bottom: 14px;
    gap: 20px;
}

.logo { display: flex; align-items: center; gap: 12px; }
.logo img { height: 46px; width: auto; flex-shrink: 0; }
.logo-text { display: flex; flex-direction: column; line-height: 1.3; }
.logo-main { font-family: var(--font-serif); font-size: 1.35rem; font-weight: 700; letter-spacing: 0.03em; }
.logo-sub { font-size: 0.68rem; letter-spacing: 0.12em; color: var(--ink-soft); font-weight: 500; }

.header-nav { display: flex; align-items: center; gap: 26px; }
.header-nav a { font-size: 0.9rem; font-weight: 500; }
.header-nav a:hover { color: var(--clay); }

.btn-nav {
    background: var(--clay);
    color: var(--white);
    padding: 9px 20px;
    border: 2px solid var(--ink);
    box-shadow: 3px 3px 0 var(--ink);
    font-weight: 700;
    transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.btn-nav:hover {
    color: var(--white);
    transform: translate(-2px, -2px);
    box-shadow: 5px 5px 0 var(--ink);
}

/* ---------- 見出し共通 ---------- */

.sec-eyebrow {
    font-size: 0.95rem;
    color: var(--clay);
    letter-spacing: 0.14em;
    margin-bottom: 10px;
}
.sec-title {
    font-size: clamp(1.55rem, 3.2vw, 2.25rem);
    line-height: 1.55;
    letter-spacing: 0.02em;
    margin-bottom: 52px;
}

/* ---------- ヒーロー ---------- */

.hero {
    padding: 84px 0 96px;
    background:
        linear-gradient(180deg, var(--paper) 0%, var(--paper-deep) 100%);
    border-bottom: 2px solid var(--ink);
}
.hero-inner {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 56px;
    align-items: center;
}
.hero-eyebrow {
    font-size: 0.95rem;
    letter-spacing: 0.18em;
    color: var(--clay);
    margin-bottom: 16px;
}
.hero-title {
    font-size: clamp(2rem, 4.6vw, 3.1rem);
    line-height: 1.5;
    letter-spacing: 0.02em;
}
.hero-lead {
    margin-top: 28px;
    font-size: 1.05rem;
    color: var(--ink-soft);
}
.hero-note {
    display: inline-block;
    margin-top: 26px;
    padding: 8px 18px;
    background: var(--sage-tint);
    border: 2px solid var(--sage);
    color: var(--sage);
    font-size: 0.9rem;
    font-weight: 700;
}
.hero-photo img {
    width: 100%;
    border: 2px solid var(--ink);
    box-shadow: var(--shadow-off);
}

/* ---------- 2部門カード ---------- */

.depts { padding: 96px 0; }

.dept-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.dept-card {
    display: flex;
    flex-direction: column;
    background: var(--white);
    border: 2px solid var(--ink);
    box-shadow: var(--shadow-off);
}
.dept-photo { border-bottom: 2px solid var(--ink); }
.dept-photo img { width: 100%; height: 260px; object-fit: cover; }

.dept-body {
    display: flex;
    flex-direction: column;
    flex: 1;
    padding: 32px 30px 34px;
}
.dept-age {
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    color: var(--clay);
    margin-bottom: 8px;
}
.dept-name {
    font-size: 1.75rem;
    letter-spacing: 0.03em;
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 12px;
}
.dept-en {
    font-family: var(--font-sans);
    font-size: 0.82rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    color: var(--ink-faint);
}
.dept-desc {
    margin-top: 18px;
    font-size: 0.97rem;
    color: var(--ink-soft);
}

.dept-points {
    margin-top: 22px;
    padding-top: 20px;
    border-top: 1px solid var(--line);
    display: grid;
    gap: 9px;
}
.dept-points li {
    position: relative;
    padding-left: 26px;
    font-size: 0.93rem;
}
.dept-points li::before {
    content: "";
    position: absolute;
    left: 4px;
    top: 0.78em;
    width: 11px;
    height: 11px;
    background: var(--clay);
}

/* カード高さが揃うよう、margin-top:auto でボタンを下端に固定する */
.btn-dept {
    display: block;
    margin-top: auto;
    padding: 15px 24px;
    text-align: center;
    background: var(--ink);
    color: var(--paper);
    border: 2px solid var(--ink);
    box-shadow: 5px 5px 0 var(--clay);
    font-weight: 700;
    letter-spacing: 0.04em;
    transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.btn-dept::after { content: " →"; }
.btn-dept:hover {
    transform: translate(-2px, -2px);
    box-shadow: 7px 7px 0 var(--clay);
}

/* ---------- 特徴 ---------- */

.features {
    padding: 96px 0;
    background: var(--paper-deep);
    border-top: 2px solid var(--ink);
    border-bottom: 2px solid var(--ink);
}
.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 38px;
}
.feature-num {
    display: block;
    font-size: 2.1rem;
    color: var(--clay);
    line-height: 1;
    margin-bottom: 14px;
}
.feature-title {
    font-size: 1.2rem;
    letter-spacing: 0.03em;
    padding-bottom: 14px;
    margin-bottom: 14px;
    border-bottom: 2px solid var(--ink);
}
.feature p {
    font-size: 0.95rem;
    color: var(--ink-soft);
}

/* ---------- CTA ---------- */

.cta { padding: 90px 0; }
.cta-inner {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 48px;
    align-items: center;
    background: var(--ink);
    color: var(--paper);
    border: 2px solid var(--ink);
    box-shadow: var(--shadow-off);
    padding: 52px 48px;
    max-width: 1100px;
}
.cta-title {
    font-size: clamp(1.5rem, 3vw, 2.05rem);
    line-height: 1.55;
    margin-bottom: 18px;
}
.cta-copy p { font-size: 0.97rem; color: #C9CBD6; }

.cta-actions { display: grid; gap: 18px; }

.btn-primary {
    display: block;
    text-align: center;
    padding: 17px 28px;
    background: var(--clay);
    color: var(--white);
    border: 2px solid var(--paper);
    box-shadow: 5px 5px 0 rgba(247, 242, 233, 0.45);
    font-weight: 700;
    letter-spacing: 0.04em;
    transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.btn-primary:hover {
    background: var(--clay-deep);
    transform: translate(-2px, -2px);
    box-shadow: 7px 7px 0 rgba(247, 242, 233, 0.45);
}

.btn-tel {
    display: block;
    text-align: center;
    padding: 15px 28px;
    background: transparent;
    border: 2px solid var(--paper);
    color: var(--paper);
    line-height: 1.5;
}
.btn-tel:hover { background: rgba(247, 242, 233, 0.1); }
.btn-tel-label { display: block; font-size: 0.76rem; letter-spacing: 0.1em; color: #C9CBD6; }
.btn-tel-num {
    display: block;
    font-family: var(--font-serif);
    font-size: 1.6rem;
    font-weight: 700;
    letter-spacing: 0.05em;
}
.btn-tel-time { display: block; font-size: 0.74rem; color: #C9CBD6; }

/* ---------- フッター ---------- */

#footer {
    background: var(--navy);
    color: var(--paper);
    border-top: 2px solid var(--ink);
    padding: 58px 0 26px;
}
.footer-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    padding-bottom: 34px;
    border-bottom: 1px solid rgba(247, 242, 233, 0.22);
}
.footer-name { font-size: 1.5rem; letter-spacing: 0.05em; margin-bottom: 12px; }
.footer-addr { font-size: 0.88rem; color: #B9BED2; }

.footer-nav {
    display: grid;
    gap: 10px;
    align-content: start;
}
.footer-nav a { font-size: 0.9rem; color: #D8DBE6; }
.footer-nav a:hover { color: var(--white); text-decoration: underline; }

.copyright {
    text-align: center;
    margin-top: 22px;
    font-size: 0.76rem;
    color: #8E95AE;
    letter-spacing: 0.08em;
}

/* ---------- レスポンシブ ---------- */

@media (max-width: 900px) {
    .hero-inner { grid-template-columns: 1fr; gap: 42px; }
    .dept-grid { grid-template-columns: 1fr; gap: 34px; }
    .feature-grid { grid-template-columns: 1fr; gap: 30px; }
    .cta-inner { grid-template-columns: 1fr; padding: 40px 32px; }
    .footer-inner { grid-template-columns: 1fr; gap: 28px; }
}

@media (max-width: 640px) {
    .container { padding: 0 22px; }

    .header-topbar .label-desk { display: none; }
    .header-inner { flex-wrap: wrap; gap: 14px; }
    .header-nav { gap: 18px; width: 100%; justify-content: space-between; }
    .logo img { height: 38px; }
    .logo-main { font-size: 1.15rem; }

    .hero { padding: 56px 0 64px; }
    .depts, .features { padding: 68px 0; }
    .cta { padding: 62px 0; }
    .sec-title { margin-bottom: 38px; }

    .dept-photo img { height: 210px; }
    .dept-body { padding: 26px 22px 28px; }
    .dept-name { font-size: 1.5rem; }
}