/* ホーム（2026-11-04 リニューアル：子どもから大人まで。大きな字・えらべる扉・ふくろうが案内） */
.hero { position: relative; min-height: min(calc(100vh - 66px), 860px); display: flex; flex-direction: column; justify-content: center; padding: 40px 0 40px; overflow: hidden; }
.hero-bg { position: absolute; inset: -40px 0 0; z-index: -1; }
.hero-bg img { width: 100%; height: 100%; object-fit: cover; object-position: 60% 50%; mask-image: linear-gradient(180deg, #000 75%, transparent); -webkit-mask-image: linear-gradient(180deg, #000 75%, transparent); }
.hero-bg::after { content: ''; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(4, 6, 15, 0.9) 0%, rgba(4, 6, 15, 0.55) 48%, rgba(4, 6, 15, 0.1) 78%); }
.hero-orbits { position: absolute; right: -10vw; top: 50%; width: 70vw; aspect-ratio: 1; transform: translateY(-50%); pointer-events: none; z-index: -1; }
.hero-orbits i { position: absolute; inset: 0; border: 1px solid rgba(140, 180, 255, 0.12); border-radius: 50%; animation: spin 60s linear infinite; }
.hero-orbits i::after { content: ''; position: absolute; top: 50%; left: -5px; width: 10px; height: 10px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 20px var(--cyan); }
.hero-orbits i:nth-child(2) { inset: 12%; animation-duration: 40s; animation-direction: reverse; }
.hero-orbits i:nth-child(2)::after { background: var(--gold); box-shadow: 0 0 20px var(--gold); }
.hero-orbits i:nth-child(3) { inset: 26%; animation-duration: 25s; }
.hero-orbits i:nth-child(3)::after { background: var(--pink); box-shadow: 0 0 20px var(--pink); }
@keyframes spin { to { transform: rotate(360deg); } }
.hero-in { display: grid; grid-template-columns: 1.15fr 1fr; gap: 44px; align-items: center; }
.hero-badges { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 6px; }
.hero-badges span { font-size: 15px; font-weight: 900; padding: 5px 14px; border-radius: 999px; background: rgba(255, 255, 255, 0.1); box-shadow: inset 0 0 0 1.5px rgba(255, 255, 255, 0.22); backdrop-filter: blur(6px); }
.hero-h { font-family: var(--ff-m); font-size: clamp(36px, 4.6vw, 64px); line-height: 1.2; margin: 14px 0 10px; font-weight: 900; letter-spacing: 0.02em; text-shadow: 0 4px 30px rgba(0, 0, 0, 0.6); }
.hero-h .hl { display: block; word-break: auto-phrase; }
.hero-h em { font-style: normal; }
@media (max-width: 480px) { .hero-h { font-size: 9vw; } }
.hero-en { font-family: var(--ff-x); font-size: clamp(13px, 1.3vw, 16px); letter-spacing: 0.08em; color: var(--cyan); margin-bottom: 14px; }
.hero-lead { font-size: clamp(19px, 2vw, 23px); line-height: 1.75; font-weight: 700; max-width: 22em; text-shadow: 0 2px 16px rgba(0, 0, 0, 0.7); }
.hero-lead b { color: var(--gold); }
.hero-count { display: inline-flex; align-items: center; gap: 12px; padding: 10px 20px 10px 16px; border-radius: 20px; background: rgba(6, 10, 26, 0.55); box-shadow: inset 0 0 0 1.5px rgba(255, 210, 122, 0.35); }
.hero-count b { font-family: var(--ff-x); font-size: clamp(30px, 3.4vw, 42px); color: var(--gold); line-height: 1; text-shadow: 0 0 24px rgba(255, 210, 122, 0.5); }
.hero-count span { font-size: 14.5px; line-height: 1.5; color: var(--tx2); font-weight: 700; }
.hero-form { padding: 30px; border-radius: 28px; box-shadow: 0 0 0 2px rgba(255, 210, 122, 0.35), 0 24px 70px rgba(0, 0, 0, 0.5); }
@media (max-width: 960px) { .hero-in { grid-template-columns: 1fr; gap: 26px; } .hero { min-height: 0; } .hero-bg::after { background: linear-gradient(180deg, rgba(4,6,15,.45), rgba(4,6,15,.85)); } }

/* いまの宇宙（リアルタイム） */
.now-strip { margin-top: 10px; }
.strip-h { font-size: clamp(21px, 2.4vw, 26px); margin-bottom: 14px; }
.hero-hud { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.hh { display: grid; grid-template-columns: auto 1fr; grid-template-rows: auto auto; column-gap: 12px; align-items: center; padding: 16px 18px; border-radius: 22px; background: rgba(14, 22, 50, 0.7); box-shadow: inset 0 0 0 2px color-mix(in srgb, var(--c) 40%, transparent); color: var(--tx); text-decoration: none !important; transition: transform 0.25s cubic-bezier(0.3, 1.6, 0.5, 1), box-shadow 0.2s; }
.hh:hover { transform: translateY(-4px); box-shadow: inset 0 0 0 2px var(--c), 0 14px 40px rgba(0, 0, 0, 0.4); }
.hh img { grid-row: span 2; width: 52px; height: 52px; }
.hh span { font-size: 14.5px; color: var(--tx2); font-weight: 700; line-height: 1.4; }
.hh b { font-family: var(--ff-m); font-size: 19px; font-weight: 900; color: var(--c); line-height: 1.35; overflow: hidden; text-overflow: ellipsis; display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 2; }
@media (max-width: 960px) { .hero-hud { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .hh { padding: 12px 12px; column-gap: 8px; } .hh img { width: 40px; height: 40px; } .hh span { font-size: 13px; } .hh b { font-size: 16px; } }

/* なにしてあそぶ？ の扉 */
.sec-hd { margin-bottom: 30px; }
.sec-owl { display: block; width: 110px; height: 110px; margin: 0 auto 4px; filter: drop-shadow(0 10px 24px rgba(0, 0, 0, 0.5)); animation: bob 4s ease-in-out infinite; }
.doors { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; margin-bottom: 30px; }
.door { position: relative; display: flex; align-items: center; gap: 14px; padding: 18px 22px 18px 14px; border-radius: 28px; color: var(--tx); text-decoration: none !important; overflow: hidden; background: linear-gradient(135deg, color-mix(in srgb, var(--c) 30%, #0d1430) 0%, #0d1430 75%); box-shadow: inset 0 0 0 2px color-mix(in srgb, var(--c) 55%, transparent), 0 14px 40px rgba(0, 0, 0, 0.35); transition: transform 0.3s cubic-bezier(0.3, 1.6, 0.5, 1), box-shadow 0.25s; }
.door:hover { transform: translateY(-6px) rotate(-0.6deg); box-shadow: inset 0 0 0 3px var(--c), 0 22px 50px rgba(0, 0, 0, 0.45); }
.door img { width: 104px; height: 104px; flex: none; filter: drop-shadow(0 8px 16px rgba(0, 0, 0, 0.5)); transition: transform 0.4s cubic-bezier(0.3, 1.6, 0.5, 1); }
.door:hover img { transform: scale(1.12) rotate(-6deg); }
.door-t { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.door-t small { font-family: var(--ff-x); font-size: 11px; letter-spacing: 0.16em; color: var(--c); }
.door-t b { font-size: clamp(20px, 1.9vw, 25px); line-height: 1.3; word-break: auto-phrase; }
.door-t span { font-size: 15.5px; color: var(--tx2); line-height: 1.5; }
.door-go { margin-left: auto; flex: none; width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center; font-style: normal; font-weight: 900; font-size: 20px; color: #0b1020; background: var(--c); }
@media (max-width: 960px) { .doors { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .doors { grid-template-columns: 1fr; gap: 12px; } .door img { width: 80px; height: 80px; } .door { padding: 12px 16px 12px 10px; } }

/* コーナーのグループ */
.cg { margin-top: 64px; scroll-margin-top: 120px; }
.cg-hd { display: flex; align-items: center; gap: 14px; margin-bottom: 18px; padding: 10px 26px 10px 10px; border-radius: 999px; background: linear-gradient(90deg, color-mix(in srgb, var(--c) 26%, transparent), transparent 85%); }
.cg-hd img { width: 72px; height: 72px; flex: none; filter: drop-shadow(0 6px 14px rgba(0, 0, 0, 0.5)); }
.cg-hd h3 { font-size: clamp(25px, 3vw, 34px); margin: 0; }
.cg-en { font-family: var(--ff-x); font-size: 12px; letter-spacing: 0.2em; color: var(--c); margin: 0; }
.cg .grid > .card { --c: var(--cg-c); }
.cg { --cg-c: var(--c); }

/* 今日は何の日 */
.today-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 18px; }
.today-grid .tg { padding: 24px; border-radius: 24px; background: var(--panel); box-shadow: var(--glow); color: var(--tx); text-decoration: none !important; }
.today-grid .tg h3 { font-size: 21px; }
.today-grid .tg b.x { color: var(--gold); font-size: 30px; display: block; }
.today-grid .tg-pic { grid-column: span 2; padding: 0; overflow: hidden; display: grid; grid-template-columns: 1.2fr 1fr; }
.today-grid .tg-pic img { width: 100%; height: 100%; object-fit: cover; min-height: 260px; }
.today-grid .tg-pic > div { padding: 24px; }
@media (max-width: 700px) { .today-grid .tg-pic { grid-column: auto; grid-template-columns: 1fr; } }

/* ホント？ウソ？ */
.split { display: grid; grid-template-columns: 1.1fr 1fr; gap: 40px; align-items: center; }
@media (max-width: 860px) { .split { grid-template-columns: 1fr; } }
.split .ph { aspect-ratio: 4/3; }
.fun-box { padding: 34px; border-radius: 32px; background: linear-gradient(135deg, color-mix(in srgb, var(--c) 22%, #0d1430), #0d1430 70%); box-shadow: inset 0 0 0 2px color-mix(in srgb, var(--c) 45%, transparent); }
.fun-tag { display: inline-block; font-size: 16px; font-weight: 900; padding: 5px 16px; border-radius: 999px; background: var(--c); color: #1b0d00; }
.fun-box .lead b { color: var(--gold); }
@media (max-width: 600px) { .fun-box { padding: 22px 18px; } }

/* 英語 */
.eng { display: flex; flex-direction: column; gap: 6px; padding: 28px 24px; border-radius: 28px; background: rgba(14, 22, 50, 0.72); box-shadow: inset 0 0 0 2px color-mix(in srgb, var(--c) 45%, transparent); color: var(--tx); text-decoration: none !important; transition: transform 0.3s cubic-bezier(0.3, 1.6, 0.5, 1); }
a.eng:hover { transform: translateY(-5px); }
.eng-ic { font-size: 46px; line-height: 1; }
.eng h3 { font-size: 23px; margin: 6px 0 4px; color: var(--c); }
.eng-en { font-family: 'Zen Kaku Gothic New', var(--ff); font-size: 19px; font-weight: 700; color: #fff; margin: 0; }
.eng-ja { color: var(--tx2); margin: 0; }
.eng-who { margin: 8px 0 0; font-weight: 900; font-size: 15px; color: var(--c); }

.policy-mini { font-size: 14.5px; color: var(--mut); text-align: center; margin: 0 auto; max-width: 52em; line-height: 1.8; }

/* アルテミスの今（コーナー一覧の上） */
.home-art { display: grid; grid-template-columns: 1fr 1.2fr; gap: 34px; align-items: center; padding: 30px; border-radius: 32px; background: linear-gradient(135deg, rgba(180, 155, 255, 0.22), #0d1430 70%); box-shadow: inset 0 0 0 2px rgba(180, 155, 255, 0.45); }
.home-art-ph { aspect-ratio: 4/5; max-height: 520px; }
.home-art-steps { list-style: none; padding: 0; margin: 10px 0 24px; display: grid; gap: 12px; }
.home-art-steps li { display: grid; grid-template-columns: auto auto 1fr; grid-template-rows: auto auto; column-gap: 12px; align-items: center; padding: 14px 18px; border-radius: 20px; background: rgba(6, 10, 26, 0.55); box-shadow: inset 4px 0 0 var(--c); }
.home-art-steps .x { grid-row: span 2; font-size: 26px; color: var(--c); }
.home-art-steps .st { font-size: 13.5px; font-weight: 900; color: var(--c); white-space: nowrap; }
.home-art-steps strong { font-size: 18px; }
.home-art-steps .ez { grid-column: 2 / -1; font-size: 15.5px; color: var(--tx2); line-height: 1.6; }
@media (max-width: 860px) { .home-art { grid-template-columns: 1fr; padding: 20px 16px; } .home-art-ph { aspect-ratio: 16/10; } }
@media (max-width: 520px) { .home-art-steps li { grid-template-columns: auto 1fr; } .home-art-steps .x { grid-row: auto; } .home-art-steps .st { justify-self: end; } .home-art-steps strong, .home-art-steps .ez { grid-column: 1 / -1; } }

/* 今日の宇宙（毎日更新）への入口 */
.today-banner { display: flex; align-items: center; gap: 16px; margin-top: 14px; padding: 12px 20px 12px 12px; border-radius: 24px; background: linear-gradient(90deg, rgba(255, 143, 208, 0.22), rgba(13, 20, 48, 0.85) 70%); box-shadow: inset 0 0 0 2px rgba(255, 143, 208, 0.45); color: var(--tx); text-decoration: none !important; transition: transform 0.25s cubic-bezier(0.3, 1.6, 0.5, 1); }
.today-banner:hover { transform: translateY(-3px); }
.today-banner img { width: 120px; height: 76px; object-fit: cover; border-radius: 16px; flex: none; }
.today-banner > span { display: flex; flex-direction: column; min-width: 0; }
.today-banner small { font-size: 14px; font-weight: 900; color: #ff8fd0; }
.today-banner b { font-size: clamp(20px, 2.2vw, 25px); line-height: 1.35; }
.today-banner > span > span { font-size: 15.5px; color: var(--tx2); }
.today-banner i { margin-left: auto; flex: none; width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center; font-style: normal; font-weight: 900; font-size: 20px; color: #2a0a1c; background: #ff8fd0; }
@media (max-width: 520px) { .today-banner img { width: 84px; height: 64px; } .today-banner i { display: none; } }
.hero-start { display: inline-flex; align-items: center; gap: 6px; font-size: 15px; font-weight: 900; padding: 5px 16px 5px 10px; border-radius: 999px; background: #fff; color: #0a3b1f; text-decoration: none !important; box-shadow: 0 6px 18px rgba(0, 0, 0, 0.35); transition: transform 0.25s cubic-bezier(0.3, 1.6, 0.5, 1); }
.hero-start:hover { transform: translateY(-2px) scale(1.04); }
.hero-start img { width: 18px; height: 22px; }