@charset "UTF-8";

/* =========================================================
   カレッジ文化祭 2026「まぜまぜ。」
   色や余白はこのファイル冒頭の変数でまとめて調整できます。
   ========================================================= */

:root {
  /* ブランドカラー（キービジュアル確定後に調整してください） */
  --c-pink:   #ff5d8f;
  --c-orange: #ff9245;
  --c-yellow: #ffc93c;
  --c-green:  #3fc79a;
  --c-blue:   #3d9df5;
  --c-purple: #8b6cf0;

  --ink:       #1c1a2b;
  --ink-soft:  #55516d;
  --ink-faint: #8c88a3;
  --paper:     #fbf8f4;
  --paper-alt: #f3eee8;
  --line:      #e4ded6;
  --white:     #ffffff;

  --grad-mix: linear-gradient(100deg, var(--c-pink), var(--c-orange) 28%, var(--c-yellow) 46%, var(--c-green) 66%, var(--c-blue) 84%, var(--c-purple));

  --font-ja: "Zen Kaku Gothic New", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", Meiryo, sans-serif;
  --font-en: "Outfit", "Zen Kaku Gothic New", sans-serif;

  --radius:    20px;
  --radius-sm: 12px;
  --shadow:    0 18px 40px -24px rgba(28, 26, 43, .45);
  --shadow-lg: 0 32px 64px -32px rgba(28, 26, 43, .5);

  --header-h: 68px;
  --section-pad: clamp(72px, 10vw, 136px);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font-ja);
  font-weight: 500;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.9;
  letter-spacing: .02em;
  overflow-x: hidden;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
h1, h2, h3, h4 { line-height: 1.35; letter-spacing: .01em; margin: 0; }
p { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }
ul, ol, dl, dd { margin: 0; padding: 0; }
li { list-style: none; }

.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

.skip-link {
  position: absolute; left: 16px; top: -100px; z-index: 200;
  background: var(--ink); color: var(--white);
  padding: 10px 18px; border-radius: 0 0 10px 10px;
  text-decoration: none; transition: top .2s;
}
.skip-link:focus { top: 0; }

:focus-visible {
  outline: 3px solid var(--c-blue);
  outline-offset: 3px;
  border-radius: 4px;
}

.container {
  width: min(100% - 40px, 1120px);
  margin-inline: auto;
}
.container--narrow { width: min(100% - 40px, 780px); }

/* ---------- header ---------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  height: var(--header-h);
  transition: background .3s, box-shadow .3s, backdrop-filter .3s;
}
.site-header.is-scrolled {
  background: rgba(251, 248, 244, .86);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 1px 0 var(--line);
}

.site-header__inner {
  width: min(100% - 40px, 1240px);
  margin-inline: auto;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}
.brand__mark {
  width: 26px; height: 26px;
  border-radius: 50%;
  background: var(--grad-mix);
  background-size: 300% 300%;
  animation: mix 9s ease-in-out infinite;
  flex: none;
}
.brand__text { display: flex; flex-direction: column; line-height: 1.2; }
.brand__text strong { font-size: 1.05rem; font-weight: 900; letter-spacing: .04em; }
.brand__text small { font-size: .66rem; color: var(--ink-faint); letter-spacing: .08em; }

.nav__list { display: flex; align-items: center; gap: 4px; }
.nav__list a {
  display: block;
  padding: 8px 12px;
  font-size: .84rem;
  font-weight: 700;
  text-decoration: none;
  border-radius: 999px;
  color: var(--ink-soft);
  transition: color .2s, background .2s;
}
.nav__list a:hover { color: var(--ink); background: rgba(28, 26, 43, .06); }
.nav__cta {
  color: var(--white) !important;
  background: var(--ink);
  padding: 8px 18px !important;
}
.nav__cta:hover { background: var(--c-purple) !important; }

.nav-toggle {
  display: none;
  width: 44px; height: 44px;
  border: 0; border-radius: 12px;
  background: var(--ink);
  cursor: pointer;
  position: relative;
}
.nav-toggle__bars,
.nav-toggle__bars::before,
.nav-toggle__bars::after {
  position: absolute;
  left: 50%; translate: -50% 0;
  width: 18px; height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: transform .25s, opacity .2s;
}
.nav-toggle__bars { top: 50%; margin-top: -1px; }
.nav-toggle__bars::before { content: ""; top: -6px; }
.nav-toggle__bars::after  { content: ""; top: 6px; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars { background: transparent; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::before { top: 0; transform: rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::after  { top: 0; transform: rotate(-45deg); }

/* ---------- hero ---------- */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: calc(var(--header-h) + 48px) 0 96px;
  overflow: hidden;
}

.hero__bg { position: absolute; inset: 0; z-index: 0; }
.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(70px);
  opacity: .5;
  will-change: transform;
}
.blob--1 { width: 46vmax; height: 46vmax; background: var(--c-pink);   top: -14vmax; left: -10vmax; animation: float1 22s ease-in-out infinite; }
.blob--2 { width: 40vmax; height: 40vmax; background: var(--c-blue);   top: 6vmax;  right: -12vmax; animation: float2 26s ease-in-out infinite; }
.blob--3 { width: 36vmax; height: 36vmax; background: var(--c-yellow); bottom: -14vmax; left: 18vmax; animation: float3 20s ease-in-out infinite; }
.blob--4 { width: 30vmax; height: 30vmax; background: var(--c-green);  bottom: -8vmax; right: 8vmax; animation: float1 28s ease-in-out infinite reverse; }

@keyframes float1 { 0%,100% { transform: translate(0,0) scale(1); } 50% { transform: translate(6vmax,4vmax) scale(1.12); } }
@keyframes float2 { 0%,100% { transform: translate(0,0) scale(1.05); } 50% { transform: translate(-5vmax,6vmax) scale(.92); } }
@keyframes float3 { 0%,100% { transform: translate(0,0) scale(.95); } 50% { transform: translate(4vmax,-5vmax) scale(1.1); } }
@keyframes mix { 0%,100% { background-position: 0% 50%; } 50% { background-position: 100% 50%; } }

.hero__inner {
  position: relative;
  z-index: 1;
  width: min(100% - 40px, 1120px);
  margin-inline: auto;
}

.hero__eyebrow {
  font-family: var(--font-en);
  font-size: clamp(.72rem, 1.6vw, .86rem);
  font-weight: 700;
  letter-spacing: .22em;
  color: var(--ink-soft);
  margin-bottom: clamp(12px, 3vw, 24px);
}

.hero__title { margin: 0 0 clamp(20px, 4vw, 32px); }
.hero__title-main {
  display: block;
  font-size: clamp(4rem, 17vw, 11rem);
  font-weight: 900;
  line-height: .95;
  letter-spacing: -.02em;
  background: var(--grad-mix);
  background-size: 250% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: mix 12s ease-in-out infinite;
}
.hero__dot { -webkit-text-fill-color: var(--ink); color: var(--ink); }

.hero__lead {
  font-size: clamp(.98rem, 2.2vw, 1.22rem);
  font-weight: 700;
  color: var(--ink);
  margin-bottom: clamp(28px, 5vw, 44px);
}

.hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(20px, 4vw, 48px);
  padding: 24px 0;
  border-top: 1px solid rgba(28, 26, 43, .16);
  border-bottom: 1px solid rgba(28, 26, 43, .16);
}
.hero__meta dt {
  font-family: var(--font-en);
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .16em;
  color: var(--ink-faint);
  margin-bottom: 4px;
}
.hero__meta dd {
  font-size: clamp(.95rem, 2vw, 1.12rem);
  font-weight: 700;
  line-height: 1.5;
}
.hero__meta time { font-family: var(--font-en); font-weight: 900; }
.hero__meta dd span { font-family: var(--font-en); font-size: .78em; color: var(--ink-soft); }

.countdown {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  margin-top: 28px;
  padding: 10px 22px;
  border-radius: 999px;
  background: var(--ink);
  color: var(--white);
}
.countdown__label { font-size: .76rem; font-weight: 700; letter-spacing: .1em; }
.countdown__num { font-family: var(--font-en); font-size: 1.6rem; font-weight: 900; line-height: 1; }
.countdown__unit { font-size: .82rem; font-weight: 700; }

.hero__note {
  margin-top: 24px;
  font-size: .78rem;
  color: var(--ink-soft);
}

.hero__scroll {
  position: absolute;
  bottom: 22px; left: 50%;
  translate: -50% 0;
  z-index: 1;
  font-family: var(--font-en);
  font-size: .62rem;
  font-weight: 700;
  letter-spacing: .2em;
  color: var(--ink-soft);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}
.hero__scroll span {
  width: 1px; height: 36px;
  background: linear-gradient(var(--ink-faint), transparent);
  animation: scrollLine 2.2s ease-in-out infinite;
}
@keyframes scrollLine { 0%,100% { opacity: .3; transform: scaleY(.6); } 50% { opacity: 1; transform: scaleY(1); } }

/* ---------- ticker ---------- */
.ticker {
  background: var(--ink);
  color: var(--paper);
  padding: 14px 0;
  overflow: hidden;
}
.ticker__track {
  display: flex;
  width: max-content;
  gap: 40px;
  animation: ticker 34s linear infinite;
}
.ticker__track span {
  font-family: var(--font-en);
  font-size: .92rem;
  font-weight: 700;
  letter-spacing: .14em;
  white-space: nowrap;
  opacity: .85;
}
.ticker__track span:nth-child(4n+1) { font-family: var(--font-ja); font-weight: 900; }
@keyframes ticker { to { transform: translateX(-33.333%); } }

/* ---------- section ---------- */
.section { padding: var(--section-pad) 0; position: relative; }
.section--about    { background: var(--paper); }
.section--contents { background: var(--paper-alt); }
.section--floor    { background: var(--paper); }
.section--schedule { background: var(--paper-alt); }
.section--college  { background: var(--ink); color: var(--paper); }
.section--access   { background: var(--paper); }
.section--support  { background: var(--paper-alt); }
.section--faq      { background: var(--paper); }

.section__head { margin-bottom: clamp(40px, 6vw, 64px); max-width: 720px; }
.section__label {
  font-family: var(--font-en);
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .24em;
  color: var(--c-purple);
  margin-bottom: 10px;
}
.section--college .section__label { color: var(--c-yellow); }
.section__title {
  font-size: clamp(1.7rem, 4.4vw, 2.7rem);
  font-weight: 900;
  letter-spacing: .005em;
  margin-bottom: .5em;
}
.section__desc {
  font-size: clamp(.9rem, 1.9vw, 1rem);
  color: var(--ink-soft);
  margin: 0;
}

/* ---------- tag ---------- */
.tag {
  display: inline-block;
  padding: 3px 11px;
  border-radius: 999px;
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .04em;
  line-height: 1.7;
  white-space: nowrap;
  background: rgba(63, 199, 154, .18);
  color: #1f7e5e;
}
.tag--tbd   { background: rgba(255, 201, 60, .24); color: #94670a; }
.tag--inner { background: rgba(139, 108, 240, .18); color: #5a3fc0; }

/* ---------- about ---------- */
.about__body {
  display: grid;
  grid-template-columns: 1.25fr .85fr;
  gap: clamp(32px, 5vw, 64px);
  align-items: start;
}
.about__text .lead {
  font-size: clamp(1.05rem, 2.4vw, 1.3rem);
  font-weight: 700;
  margin-bottom: 1.2em;
}
.about__text p { color: var(--ink-soft); }
.about__text strong { color: var(--ink); }

.about__quote {
  margin: 0;
  padding: clamp(28px, 4vw, 40px);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}
.about__quote::before {
  content: "";
  position: absolute; inset: 0 auto 0 0;
  width: 6px;
  background: var(--grad-mix);
  background-size: 100% 300%;
  animation: mix 10s ease-in-out infinite;
}
.about__quote blockquote { margin: 0 0 16px; }
.about__quote blockquote p {
  font-size: clamp(1.2rem, 2.8vw, 1.6rem);
  font-weight: 900;
  line-height: 1.55;
}
.about__quote em {
  font-style: normal;
  background: linear-gradient(transparent 62%, rgba(255, 201, 60, .55) 0);
}
.about__quote figcaption {
  font-size: .86rem;
  color: var(--ink-soft);
  line-height: 1.8;
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: clamp(40px, 6vw, 64px);
}
.stats li {
  padding: 28px 24px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--white);
  text-align: center;
}
.stats__num {
  font-family: var(--font-en);
  font-size: clamp(2.4rem, 6vw, 3.4rem);
  font-weight: 900;
  line-height: 1;
  background: var(--grad-mix);
  background-size: 200% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.stats__unit { font-size: .9rem; font-weight: 700; margin-left: 4px; }
.stats__label {
  display: block;
  margin-top: 10px;
  font-size: .8rem;
  color: var(--ink-soft);
}

/* ---------- concept ---------- */
.concept {
  margin-top: clamp(40px, 6vw, 64px);
  padding: clamp(28px, 4.5vw, 44px) clamp(24px, 4vw, 48px);
  border-radius: var(--radius);
  background: var(--ink);
  color: var(--paper);
  text-align: center;
}
.concept__label {
  font-family: var(--font-en);
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .24em;
  color: var(--c-yellow);
  margin-bottom: 8px;
}
.concept__title {
  font-size: clamp(1.5rem, 4.5vw, 2.3rem);
  font-weight: 900;
  line-height: 1.3;
  margin-bottom: .5em;
  background: var(--grad-mix);
  background-size: 250% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: mix 11s ease-in-out infinite;
}
.concept__text {
  font-size: clamp(.88rem, 1.9vw, .98rem);
  color: rgba(251, 248, 244, .78);
  margin: 0;
}

/* ---------- マイプロ・アワプロ ---------- */
.section--project { background: var(--paper-alt); }

.project {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
}
.project__card {
  position: relative;
  padding: clamp(30px, 4vw, 42px);
  border-radius: var(--radius);
  background: var(--white);
  border: 1px solid var(--line);
  border-top: 5px solid var(--card-accent, var(--c-blue));
}
.project__card--accent {
  background: linear-gradient(170deg, var(--white), #fff4f7);
}
.project__en {
  font-family: var(--font-en);
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .2em;
  color: var(--card-accent, var(--c-blue));
  margin-bottom: 6px;
}
.project__card h3 {
  font-size: clamp(1.3rem, 3.2vw, 1.7rem);
  font-weight: 900;
  margin-bottom: .6em;
}
.project__card p:not(.project__en) {
  font-size: .9rem;
  color: var(--ink-soft);
  margin: 0;
}
.project__note {
  margin: 28px 0 0;
  padding: 20px 24px;
  border-radius: var(--radius-sm);
  background: rgba(139, 108, 240, .08);
  font-size: .88rem;
  color: var(--ink-soft);
}
.project__note .tag { margin-left: 4px; }

/* 昨年の企画 */
.past { margin-top: clamp(44px, 7vw, 72px); }
.past__title { font-size: 1.15rem; font-weight: 900; margin-bottom: .4em; }
.past__desc { font-size: .88rem; color: var(--ink-soft); margin-bottom: 22px; }
.past__list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 2px;
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.past__list li {
  padding: 16px 20px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  transition: border-color .25s, transform .25s;
}
.past__list li:hover { border-color: var(--c-purple); transform: translateY(-2px); }
.past__list strong { display: block; font-size: .92rem; font-weight: 900; margin-bottom: 2px; }
.past__list span { font-size: .78rem; color: var(--ink-soft); line-height: 1.7; }

/* ---------- cards ---------- */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(268px, 1fr));
  gap: 20px;
}
.card {
  position: relative;
  padding: 30px 26px 26px;
  border-radius: var(--radius);
  background: var(--white);
  border: 1px solid var(--line);
  overflow: hidden;
  transition: transform .3s cubic-bezier(.2,.8,.3,1), box-shadow .3s, border-color .3s;
}
.card::before {
  content: "";
  position: absolute; inset: 0 0 auto 0;
  height: 4px;
  background: var(--card-accent, var(--c-pink));
  opacity: 0;
  transition: opacity .3s;
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: transparent; }
.card:hover::before { opacity: 1; }
.card__icon {
  display: grid;
  place-items: center;
  width: 48px; height: 48px;
  border-radius: 14px;
  font-size: 1.4rem;
  margin-bottom: 18px;
  background: color-mix(in srgb, var(--card-accent, var(--c-pink)) 16%, transparent);
}
.card h3 { font-size: 1.08rem; font-weight: 900; margin-bottom: .6em; }
.card p { font-size: .87rem; color: var(--ink-soft); }
.card__meta { margin-top: 14px; }
.card__meta a {
  font-size: .82rem;
  font-weight: 700;
  text-decoration: none;
  color: var(--card-accent, var(--c-pink));
}
.card__meta a:hover { text-decoration: underline; }
.card--inner { background: linear-gradient(180deg, var(--white), #f6f3ff); }

/* ---------- floor ---------- */
.building {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: 880px;
}
.floor {
  display: flex;
  align-items: center;
  gap: clamp(16px, 3vw, 32px);
  padding: clamp(18px, 3vw, 26px) clamp(20px, 3vw, 32px);
  border-radius: var(--radius);
  background: var(--white);
  border: 1px solid var(--line);
  border-left: 5px solid var(--floor-accent, var(--c-pink));
  transition: transform .3s cubic-bezier(.2,.8,.3,1), box-shadow .3s;
}
.floor:hover { transform: translateX(8px); box-shadow: var(--shadow); }
.floor__no {
  flex: none;
  width: 68px;
  font-family: var(--font-en);
  font-weight: 900;
  font-size: 1rem;
  color: var(--floor-accent, var(--c-pink));
  line-height: 1;
}
.floor__no span { font-size: 2.6rem; }
.floor__body h3 { font-size: clamp(.98rem, 2.2vw, 1.12rem); font-weight: 900; margin-bottom: .35em; }
.floor__body p { font-size: .85rem; color: var(--ink-soft); }

/* ---------- timeline ---------- */
.timeline {
  position: relative;
  max-width: 800px;
  padding-left: 12px;
}
.timeline::before {
  content: "";
  position: absolute;
  left: 46px; top: 12px; bottom: 12px;
  width: 2px;
  background: linear-gradient(var(--c-pink), var(--c-yellow), var(--c-blue));
  opacity: .35;
}
.timeline__item {
  position: relative;
  display: flex;
  gap: clamp(20px, 4vw, 40px);
  padding: 18px 0;
}
.timeline__date {
  flex: none;
  width: 68px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 10px 0;
  border-radius: 16px;
  background: var(--white);
  border: 1px solid var(--line);
  position: relative;
  z-index: 1;
  line-height: 1.1;
}
.timeline__month { font-family: var(--font-en); font-size: .66rem; font-weight: 700; color: var(--ink-faint); }
.timeline__day   { font-family: var(--font-en); font-size: 1.7rem; font-weight: 900; }
.timeline__dow   { font-family: var(--font-en); font-size: .6rem; font-weight: 700; letter-spacing: .1em; color: var(--ink-faint); }
.timeline__body h3 { font-size: clamp(1rem, 2.4vw, 1.2rem); font-weight: 900; margin-bottom: .5em; }
.timeline__body h3 .tag { vertical-align: middle; margin-left: 6px; }
.timeline__body p { font-size: .88rem; color: var(--ink-soft); }
.timeline__note { margin-top: 10px; }

.timeline__item--main .timeline__date {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--paper);
}
.timeline__item--main .timeline__month,
.timeline__item--main .timeline__dow { color: rgba(251, 248, 244, .72); }

/* ---------- college ---------- */
.college {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: clamp(32px, 6vw, 72px);
  align-items: center;
}
.section--college .section__title { color: var(--paper); }
.college__text p { color: rgba(251, 248, 244, .78); font-size: .95rem; }
.college__link a {
  display: inline-block;
  margin-top: 8px;
  font-weight: 700;
  font-size: .9rem;
  color: var(--c-yellow);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
}
.college__link a:hover { color: var(--white); }

.college__building {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 28px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, .05);
  border: 1px solid rgba(255, 255, 255, .1);
}
.college__building span {
  display: block;
  height: 26px;
  border-radius: 8px;
  background: var(--grad-mix);
  background-size: 300% 100%;
  animation: mix 8s ease-in-out infinite;
  opacity: .8;
}
.college__building span:nth-child(1) { width: 56%; animation-delay: -.4s; }
.college__building span:nth-child(2) { width: 74%; animation-delay: -.8s; }
.college__building span:nth-child(3) { width: 88%; animation-delay: -1.2s; }
.college__building span:nth-child(4) { width: 96%; animation-delay: -1.6s; }
.college__building span:nth-child(5) { width: 100%; animation-delay: -2s; }

/* ---------- access ---------- */
.access {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(24px, 4vw, 48px);
  align-items: start;
}
.access__info > div {
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}
.access__info > div:first-child { padding-top: 0; }
.access__info dt {
  font-size: .78rem;
  font-weight: 700;
  color: var(--ink-faint);
  letter-spacing: .06em;
}
.access__info dd { font-size: .92rem; font-weight: 500; }

.access__map {
  aspect-ratio: 4 / 3;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--paper-alt);
}
.access__map iframe { width: 100%; height: 100%; border: 0; display: block; }
.access__map-placeholder {
  height: 100%;
  display: grid;
  place-content: center;
  justify-items: center;
  gap: 10px;
  color: var(--ink-faint);
}
.access__map-placeholder span { font-size: 2rem; }
.access__map-placeholder p { font-size: .84rem; }
.access__map-note {
  margin: 10px 0 0;
  text-align: right;
  font-size: .8rem;
}
.access__map-note a {
  font-weight: 700;
  color: var(--ink-soft);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  padding-bottom: 2px;
}
.access__map-note a:hover { color: var(--c-purple); border-color: currentColor; }

/* ---------- support ---------- */
.support {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}
.support__card {
  padding: clamp(28px, 4vw, 38px);
  border-radius: var(--radius);
  background: var(--white);
  border: 1px solid var(--line);
}
.support__card h3 { font-size: 1.15rem; font-weight: 900; margin-bottom: .7em; }
.support__card p { font-size: .9rem; color: var(--ink-soft); }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 26px;
  border-radius: 999px;
  font-size: .88rem;
  font-weight: 700;
  text-decoration: none;
  transition: transform .2s, background .2s, color .2s, border-color .2s;
}
.btn:hover { transform: translateY(-2px); }
.btn--primary { background: var(--ink); color: var(--white); }
.btn--primary:hover { background: var(--c-purple); }
.btn--ghost { border: 1.5px solid currentColor; color: var(--ink); }
.btn--ghost:hover { background: var(--ink); color: var(--white); border-color: var(--ink); }
.btn[aria-disabled="true"] { opacity: .45; pointer-events: none; }

/* ---------- faq ---------- */
.faq__item {
  border-bottom: 1px solid var(--line);
}
.faq__item summary {
  list-style: none;
  cursor: pointer;
  padding: 22px 44px 22px 0;
  font-size: clamp(.95rem, 2.1vw, 1.05rem);
  font-weight: 700;
  position: relative;
}
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary::after {
  content: "";
  position: absolute;
  right: 8px; top: 50%;
  width: 12px; height: 12px;
  margin-top: -8px;
  border-right: 2px solid var(--ink-faint);
  border-bottom: 2px solid var(--ink-faint);
  transform: rotate(45deg);
  transition: transform .25s;
}
.faq__item[open] summary::after { transform: rotate(-135deg); margin-top: -2px; }
.faq__item summary:hover { color: var(--c-purple); }
.faq__body {
  padding: 0 0 24px;
  font-size: .9rem;
  color: var(--ink-soft);
}

/* ---------- cta ---------- */
.cta {
  padding: var(--section-pad) 0;
  background: var(--grad-mix);
  background-size: 250% 100%;
  animation: mix 14s ease-in-out infinite;
}
.cta__inner {
  text-align: center;
  background: var(--paper);
  border-radius: clamp(20px, 4vw, 36px);
  padding: clamp(40px, 7vw, 76px) clamp(24px, 5vw, 64px);
  box-shadow: var(--shadow-lg);
}
.cta__inner h2 {
  font-size: clamp(1.4rem, 4vw, 2.1rem);
  font-weight: 900;
  margin-bottom: .6em;
}
.cta__inner > p { font-size: .94rem; color: var(--ink-soft); }
.cta__links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-top: 28px;
}
.cta__note { margin-top: 18px; font-size: .76rem; color: var(--ink-faint); }

/* ---------- footer ---------- */
.site-footer {
  background: var(--ink);
  color: var(--paper);
  padding: clamp(48px, 7vw, 76px) 0 32px;
}
.site-footer__top {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 40px;
  padding-bottom: 36px;
  border-bottom: 1px solid rgba(255, 255, 255, .12);
}
.site-footer__logo {
  font-size: 1.8rem;
  font-weight: 900;
  margin-bottom: 10px;
  background: var(--grad-mix);
  background-size: 250% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: mix 12s ease-in-out infinite;
}
.site-footer__logo span { -webkit-text-fill-color: var(--paper); color: var(--paper); }
.site-footer__tagline {
  font-family: var(--font-en);
  font-size: .8rem;
  letter-spacing: .08em;
  color: rgba(251, 248, 244, .6);
  line-height: 1.8;
}
.site-footer__nav ul {
  display: grid;
  grid-template-columns: repeat(2, minmax(140px, auto));
  gap: 8px 32px;
}
.site-footer__nav a {
  font-size: .85rem;
  font-weight: 500;
  text-decoration: none;
  color: rgba(251, 248, 244, .78);
  transition: color .2s;
}
.site-footer__nav a:hover { color: var(--c-yellow); }
.site-footer__copy {
  margin-top: 28px;
  font-family: var(--font-en);
  font-size: .72rem;
  letter-spacing: .06em;
  color: rgba(251, 248, 244, .45);
}

/* ---------- reveal ---------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .7s cubic-bezier(.2,.8,.3,1), transform .7s cubic-bezier(.2,.8,.3,1);
}
.reveal.is-visible { opacity: 1; transform: none; }

/* =========================================================
   レスポンシブ
   ========================================================= */
@media (max-width: 960px) {
  .about__body,
  .college,
  .access { grid-template-columns: 1fr; }
  .college__visual { order: -1; max-width: 420px; }
}

@media (max-width: 1080px) {
  .nav {
    position: fixed;
    inset: var(--header-h) 0 auto 0;
    background: rgba(251, 248, 244, .97);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--line);
    padding: 12px 20px 24px;
    transform: translateY(-120%);
    transition: transform .32s cubic-bezier(.2,.8,.3,1);
    max-height: calc(100svh - var(--header-h));
    overflow-y: auto;
  }
  .nav.is-open { transform: none; }
  .nav__list { flex-direction: column; align-items: stretch; gap: 2px; }
  .nav__list a { padding: 14px 12px; font-size: .95rem; border-radius: 12px; }
  .nav__cta { text-align: center; margin-top: 10px; }
  .nav-toggle { display: block; }

  .site-header:has(.nav.is-open) {
    background: rgba(251, 248, 244, .97);
    box-shadow: 0 1px 0 var(--line);
  }
}

@media (max-width: 680px) {
  body { line-height: 1.85; }
  .hero { min-height: auto; padding-bottom: 72px; }
  .hero__meta { flex-direction: column; gap: 18px; }
  .hero__scroll { display: none; }
  .stats { grid-template-columns: 1fr; }
  .stats li { display: flex; align-items: baseline; gap: 10px; text-align: left; padding: 20px 22px; }
  .stats__label { margin-top: 0; margin-left: auto; }
  .floor { flex-direction: row; align-items: flex-start; }
  .floor__no { width: 52px; }
  .floor__no span { font-size: 2rem; }
  .timeline { padding-left: 0; }
  .timeline::before { left: 32px; }
  .timeline__date { width: 64px; }
  .access__info > div { grid-template-columns: 1fr; gap: 4px; }
  .site-footer__nav ul { grid-template-columns: 1fr; }
}

/* =========================================================
   アクセシビリティ / 印刷
   ========================================================= */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}

@media print {
  .site-header, .hero__bg, .hero__scroll, .ticker, .cta { display: none !important; }
  body { background: #fff; color: #000; }
  .reveal { opacity: 1; transform: none; }
}