/* web-design-control · mode: direction→build · ds: provisional（コンセプト作品 02 ことりの森こども歯科）
 * read: 小児歯科の医院サイト / 小さな子の親 / やわらかく安心できる / 行動: WEB予約
 * core: 約束=はじめての歯医者さんを、たのしい思い出に / 人格=やさしい・ていねい・ほめ上手 / 印=ことり（乳歯の形の小鳥）と葉っぱ / 見せ場=歯の育ちの地図
 * refs: shiki-kodomo-dc.com（丸ゴシック・大きな角丸・小鳥・診療時間の表）/ kodomo-sankaku.jp（キャラクター・角ごとの丸め・端の予約タブ）
 * site: / · /first/ · /treatment/ · /about/ · /access/
 * dials: V5 M4 D4
 */
/* design-lint: allow-file J-02 — 1.1 未満の行送りは数字・記号だけの表示（年齢・枠の記号） */

/* ============ トークン ============ */
:root {
  /* 色（WCAG 2.x の相対輝度で計算） */
  --mint:   #F4F8F1; /* 地（森の朝の空気）。ink 11.54 / soft 6.39 / green 5.36 */
  --white:  #FFFFFF; /* カード・表。soft 6.87 */
  --leaf:   #D6EACE; /* 若葉の面。ink 9.76 / green 4.53 */
  --ink:    #27382F; /* 文字（深い森の色） */
  --soft:   #4E5E55; /* 補助の文字 */
  --green:  #2D7254; /* 主色。上の白 5.76 */
  --deep:   #1F4A39; /* 深い面（フッター）。上の白 10.02 / yellow 6.18 */
  --yellow: #F4C551; /* ことりのくちばし・主ボタン。上の ink 7.65 */
  --coral:  #F1A38E; /* ほっぺ（装飾だけ） */
  --line:   #DCE6D8; /* 罫線（装飾） */
  --field-line: #7E8B84; /* 入力欄の枠。white 3.6 */
  --btn-sh: #9CC8A8; /* ボタンの影（やわらかい緑） */
  --shadow: 0 2px 4px rgba(39, 56, 47, .05), 0 18px 36px -20px rgba(39, 56, 47, .28);

  --jp: "Zen Maru Gothic", "Hiragino Maru Gothic ProN", "Yu Gothic", sans-serif;
  --en: "Fredoka", "Zen Maru Gothic", sans-serif;

  --shell: 72rem;
  --gutter: clamp(1.25rem, 5vw, 4rem);
  --sec-y: clamp(4.5rem, 3rem + 5vw, 8rem);
  --header-h: 5rem;

  /* 形: 葉っぱ（対角の2つの角だけ大きく）/ カード = r-m / ボタン = pill */
  --leaf-r: clamp(2.5rem, 1rem + 6vw, 6rem);
  --r-m: 22px; --r-s: 12px; --pill: 999px;

  --ease: cubic-bezier(.34, 1.3, .64, 1); /* 少しはずむ */
  --ease-out: cubic-bezier(.22, .61, .36, 1);
  --t-fast: .2s;
  --t-reveal: .8s;
}

/* ============ 基本 ============ */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: calc(var(--header-h) + 1rem); }
body { margin: 0; background: var(--mint); color: var(--ink); font-family: var(--jp); font-weight: 500; font-size: 1rem; line-height: 2; letter-spacing: .06em;
  -webkit-font-smoothing: antialiased; overflow-wrap: anywhere; overflow-x: clip; word-break: auto-phrase; }
img { display: block; max-width: 100%; height: auto; }
a { color: var(--green); text-underline-offset: .25em; }
:focus-visible { outline: 3px solid var(--green); outline-offset: 3px; border-radius: 6px; }
.site-footer :focus-visible { outline-color: var(--yellow); }
h1, h2, h3, p, ul, ol, dl, dd, figure, table, fieldset { margin: 0; }
ul[class], ol[class] { list-style: none; padding: 0; }
p, li, dd, td { text-wrap: pretty; }
h1, h2 { text-wrap: balance; }
.shell { width: min(100% - 2 * var(--gutter), var(--shell)); margin-inline: auto; }
.skip { position: absolute; left: 1rem; top: -4rem; z-index: 100; background: var(--ink); color: var(--white); padding: .5rem 1rem; border-radius: var(--r-s); }
.skip:focus { top: 1rem; }
.num { font-family: var(--en); letter-spacing: .02em; font-feature-settings: "tnum" 1; }
.note { font-size: .8125rem; color: var(--soft); line-height: 1.9; }
.nw { white-space: nowrap; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.ico { width: 1.15em; height: 1.15em; flex: none; }
.leaf { width: 1em; height: 1em; color: var(--green); flex: none; }
.kotori { display: block; }

/* ============ ヘッダー ============ */
.site-header { position: sticky; top: 0; z-index: 50; background: color-mix(in srgb, var(--mint) 92%, transparent); backdrop-filter: blur(8px); border-bottom: 1px solid transparent; transition: border-color var(--t-fast) var(--ease-out); }
.site-header.is-scrolled { border-bottom-color: var(--line); }
.site-header__inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; height: var(--header-h); }
.logo { display: inline-flex; align-items: center; gap: .55rem; color: var(--ink); text-decoration: none; flex: none; }
.logo__mark { width: 3rem; height: 3rem; }
.logo__type { display: grid; line-height: 1.25; }
.logo__name { font-weight: 700; font-size: 1.0625rem; letter-spacing: .08em; }
.logo__en { font-family: var(--en); font-size: .6875rem; letter-spacing: .1em; color: var(--green); }
.logo--light { color: var(--white); } .logo--light .logo__en { color: var(--yellow); }
.gnav__list { display: flex; align-items: center; gap: clamp(.75rem, 1.6vw, 1.5rem); }
.gnav__link { color: var(--ink); text-decoration: none; font-size: .9375rem; font-weight: 700; padding: .5rem .2rem; position: relative; white-space: nowrap; }
.gnav__link::after { content: ""; position: absolute; left: 50%; bottom: -.1rem; width: .5rem; height: .5rem; border-radius: 50% 0 50% 0; background: var(--green); translate: -50% 0; transform: scale(0); transition: transform var(--t-fast) var(--ease); }
.gnav__link[aria-current="page"]::after { transform: none; }
.gnav__tel a { display: inline-flex; align-items: center; gap: .3rem; color: var(--ink); text-decoration: none; font-size: 1.125rem; white-space: nowrap; }
.gnav__tel .ico { color: var(--green); }
.menu-btn { display: none; }
@media (max-width: 1120px) {
  .menu-btn { display: inline-flex; align-items: center; gap: .5rem; min-height: 44px; padding: 0 1.1rem; border: 2px solid var(--ink); border-radius: var(--pill); background: var(--white); color: var(--ink); font: 700 .875rem/1 var(--jp); cursor: pointer; white-space: nowrap; flex: none; }
  .menu-btn__bars { width: 16px; height: 8px; position: relative; }
  .menu-btn__bars::before, .menu-btn__bars::after { content: ""; position: absolute; left: 0; right: 0; height: 2px; border-radius: 2px; background: currentColor; transition: transform var(--t-fast) var(--ease-out); }
  .menu-btn__bars::before { top: 0; } .menu-btn__bars::after { bottom: 0; }
  .menu-btn[aria-expanded="true"] .menu-btn__bars::before { transform: translateY(3px) rotate(45deg); }
  .menu-btn[aria-expanded="true"] .menu-btn__bars::after { transform: translateY(-3px) rotate(-45deg); }
  .gnav { position: fixed; inset: var(--header-h) 0 auto 0; background: var(--mint); border-bottom: 1px solid var(--line); padding: 1rem var(--gutter) 2rem; display: none; }
  .gnav.is-open { display: block; }
  .gnav__list { flex-direction: column; align-items: stretch; gap: 0; }
  .gnav__link { display: block; padding: 1rem 0; border-bottom: 1px solid var(--line); font-size: 1.0625rem; }
  .gnav__link::after { display: none; }
  .gnav__tel { margin-top: 1rem; } .gnav__cta { margin-top: .75rem; } .gnav__cta .btn { width: 100%; }
}
@media (max-width: 360px) { .menu-btn__label { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); } .menu-btn { width: 44px; padding: 0; justify-content: center; } }
@media (max-width: 420px) { .logo__en { display: none; } .logo__mark { width: 2.5rem; height: 2.5rem; } .logo__name { font-size: .875rem; letter-spacing: .02em; } .menu-btn { padding: 0 .8rem; } }

/* ============ ボタン ============ */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: .55rem; min-height: 3.5rem; padding: 0 1.75rem; border-radius: var(--pill); border: 2px solid var(--ink); background: var(--yellow); color: var(--ink); font: 700 1.0625rem/1 var(--jp); letter-spacing: .08em; text-decoration: none; cursor: pointer; white-space: nowrap; box-shadow: 0 4px 0 var(--btn-sh);
  transition: transform var(--t-fast) var(--ease-out), box-shadow var(--t-fast) var(--ease-out), background-color var(--t-fast) var(--ease-out); }
.btn:active { transform: translateY(3px); box-shadow: 0 1px 0 var(--btn-sh); }
.btn--small { min-height: 2.75rem; padding: 0 1.2rem; font-size: .9375rem; box-shadow: 0 3px 0 var(--btn-sh); }
.btn--ghost { background: var(--white); }
.btn--deep { background: var(--yellow); }
.btn--wide { width: 100%; }
.btn__arrow { width: 1rem; height: .7rem; flex: none; transition: transform var(--t-fast) var(--ease-out); }
.more { display: inline-flex; align-items: center; gap: .5rem; color: var(--green); font-weight: 700; text-decoration: none; padding: .3rem 0; border-bottom: 2px dotted currentColor; }

/* ============ 節と見出し ============ */
.sec { padding-block: var(--sec-y); position: relative; }
.sec--white { background: var(--white); }
.sec--leaf { background: var(--leaf); }
.sec--top0 { padding-top: clamp(2rem, 1.5rem + 2vw, 3.5rem); }
.sec-head { display: grid; justify-items: start; gap: .55rem; margin-bottom: clamp(2.25rem, 1.5rem + 2.5vw, 3.75rem); max-width: 40rem; position: relative; }
.sec-head--center { justify-items: center; text-align: center; margin-inline: auto; }
.sec-head__en { display: inline-flex; align-items: center; gap: .45rem; font-family: var(--en); font-weight: 600; font-size: .9375rem; letter-spacing: .08em; color: var(--green); }
.kotori--head { width: 3.5rem; margin-bottom: .25rem; }
.h2 { font-size: clamp(1.625rem, 1.2rem + 1.5vw, 2.25rem); font-weight: 700; line-height: 1.55; letter-spacing: .08em; }
.h3 { font-size: clamp(1.125rem, 1.05rem + .3vw, 1.3125rem); font-weight: 700; line-height: 1.6; letter-spacing: .06em; }
.lead { font-size: clamp(1rem, .96rem + .2vw, 1.0625rem); color: var(--soft); line-height: 2.05; max-width: 38em; }
.twocol { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.25fr); gap: clamp(2rem, 1rem + 5vw, 5.5rem); align-items: start; }
@media (max-width: 860px) { .twocol { grid-template-columns: minmax(0, 1fr); } }

/* ============ トップ: ファーストビュー（葉っぱの写真枠に、ことり） ============ */
.hero { padding-block: clamp(1.5rem, 1rem + 2vw, 3rem) clamp(2.5rem, 2rem + 2vw, 4rem); overflow: clip; position: relative; }
.hero::before { content: ""; position: absolute; right: -10%; top: -20%; width: 55%; aspect-ratio: 1; background: var(--leaf); border-radius: 0 50% 0 50%; opacity: .7; z-index: -1; }
.hero__grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.08fr); gap: clamp(2rem, 1rem + 3vw, 4rem); align-items: center; }
.hero__copy { display: grid; gap: 1.25rem; justify-items: start; }
.hero__eyebrow { display: inline-flex; align-items: center; gap: .45rem; font-size: .9375rem; font-weight: 700; color: var(--green); }
.hero__title { font-size: clamp(1.875rem, 1.2rem + 2.4vw, 3.125rem); font-weight: 700; line-height: 1.55; letter-spacing: .06em; }
.hero__accent { background: linear-gradient(transparent 62%, var(--yellow) 62%, var(--yellow) 92%, transparent 92%); padding: 0 .1em; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: .25rem; }
.hero__visual { --kh: clamp(6rem, 4rem + 5vw, 9.5rem); position: relative; padding: calc(var(--kh) * .8) 0 0 2.5rem; margin-right: calc(-1 * max(var(--gutter), (100vw - var(--shell)) / 2)); }
.hero__photo { border-radius: var(--leaf-r) 0 0 var(--r-m); overflow: hidden; aspect-ratio: 4 / 3.2; }
.hero__photo img { width: 100%; height: 100%; object-fit: cover; }
.hero__inset { position: absolute; left: 0; bottom: -1.5rem; width: clamp(7.5rem, 5rem + 6vw, 11rem); aspect-ratio: 1; border-radius: 50%; overflow: hidden; box-shadow: 0 0 0 .5rem var(--mint); }
.hero__inset img { width: 100%; height: 100%; object-fit: cover; }
.kotori--hero { position: absolute; right: 18%; top: 0; width: var(--kh); z-index: 2; }
.hero__bubble { position: absolute; right: calc(18% + var(--kh)); top: calc(var(--kh) * .1); padding: .5rem .9rem; background: var(--white); border-radius: 1.2rem 1.2rem 0 1.2rem; box-shadow: inset 0 0 0 2px var(--ink); font-size: .8125rem; font-weight: 700; line-height: 1.5; }
.today { position: absolute; right: clamp(1rem, 4vw, 4rem); bottom: -1.75rem; z-index: 2; display: grid; gap: .1rem; min-width: 12.5rem; padding: .9rem 1.4rem 1rem; background: var(--yellow); border-radius: 2rem 0 2rem 0; box-shadow: inset 0 0 0 2px var(--ink); }
.today__label { font-size: .8125rem; font-weight: 700; }
.today__time { font-size: clamp(1.5rem, 1.2rem + 1vw, 2rem); font-weight: 600; line-height: 1.2; }
.today__sub { font-size: .75rem; }
.hero__trail { position: relative; display: block; margin-top: clamp(2.5rem, 2rem + 2vw, 3.5rem); height: 3.25rem; color: var(--ink); text-decoration: none; }
.hero__trail svg { position: absolute; inset: 0; width: 100%; height: 2.5rem; }
.hero__trail path { fill: none; stroke: var(--green); stroke-width: 3; stroke-dasharray: 2 10; stroke-linecap: round; vector-effect: non-scaling-stroke; }
.hero__trail span { position: absolute; left: 50%; top: 50%; translate: -50% -50%; display: inline-flex; align-items: center; gap: .6rem; padding: .3rem 1.25rem .3rem 1rem; box-shadow: 0 0 0 1rem var(--mint); border-radius: var(--pill); background: var(--mint); font-weight: 700; font-size: .9375rem; white-space: nowrap; }
.hero__trail .kotori { width: 2rem; height: 2rem; flex: none; }
@media (max-width: 900px) { .hero__grid { grid-template-columns: minmax(0, 1fr); } .hero__visual { order: -1; padding-left: 1.5rem; } .hero::before { width: 90%; top: -10%; } }
@media (max-width: 520px) { .today { min-width: 0; padding: .6rem 1rem .7rem; right: 1rem; } .hero__trail span { font-size: .8125rem; } }

/* ============ 診療時間（FV の直後） ============ */
.hours-sec { padding-bottom: clamp(1rem, .5rem + 2vw, 2rem); }
.hours-sec--page { padding-block: clamp(2.5rem, 2rem + 2vw, 4rem); }
.hours-card { display: grid; grid-template-columns: minmax(0, 15rem) minmax(0, 1fr) auto; align-items: center; gap: 1.25rem clamp(1.5rem, 1rem + 2vw, 3rem); padding: clamp(1.25rem, 1rem + 1.5vw, 2rem) clamp(1.25rem, 1rem + 2vw, 2.5rem); background: var(--white); border-radius: var(--r-m); box-shadow: var(--shadow); }
.hours-card .h3 { display: flex; align-items: center; gap: .45rem; } .hours-card .h3 .ico { color: var(--green); }
.hours-card__sub { font-size: .875rem; color: var(--soft); line-height: 1.8; margin-top: .25rem; }
.hours-card__actions { display: grid; gap: .75rem; justify-items: center; grid-column: 3; grid-row: 1 / span 2; }
.hours { width: 100%; border-collapse: collapse; text-align: center; font-size: .9375rem; }
.hours th, .hours td { padding: .55rem .2rem; border-bottom: 1px solid var(--line); }
.hours thead th { font-weight: 700; color: var(--soft); }
.hours tbody th { text-align: left; font-family: var(--en); font-weight: 500; white-space: nowrap; padding-right: .75rem; }
.hours .is-today { background: color-mix(in srgb, var(--leaf) 60%, transparent); }
.hours thead th.is-today { color: var(--green); }
.mark { display: inline-grid; place-items: center; width: 1.9rem; height: 1.9rem; border-radius: 50%; font-weight: 700; line-height: 1; }
.mark--ok { color: var(--green); background: color-mix(in srgb, var(--leaf) 55%, transparent); }
.mark--sat { color: var(--ink); background: color-mix(in srgb, var(--yellow) 40%, transparent); }
.mark--off { color: var(--soft); font-size: .75rem; }
.hours__note { grid-column: 2; grid-row: 2; font-size: .8125rem; color: var(--soft); line-height: 1.8; margin-top: .5rem; }
.hours-card > .hours__note { margin-top: -0.5rem; }
@media (max-width: 520px) {
  .hours { font-size: .8125rem; }
  .hours th, .hours td { padding: .45rem 0; }
  .hours tbody th { white-space: normal; padding-right: .3rem; font-size: .75rem; line-height: 1.3; width: 3.4rem; }
  .mark { width: 1.55rem; height: 1.55rem; font-size: .8125rem; }
}
@media (max-width: 960px) { .hours-card { grid-template-columns: minmax(0, 1fr); } .hours__note { grid-column: 1; grid-row: auto; } .hours-card__actions { grid-column: 1; grid-row: auto; display: flex; justify-content: flex-start; align-items: center; gap: 1.25rem; } }

/* ============ 3つのやくそく ============ */
.promise { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: clamp(2rem, 1rem + 5vw, 6rem); align-items: center; }
.promise__list { display: grid; gap: 1.5rem; }
.promise__list li { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 1.1rem; align-items: start; }
.promise__list p { color: var(--soft); }
.promise__no { display: grid; place-items: center; width: 2.75rem; height: 2.75rem; border-radius: 50% 0 50% 50%; background: var(--yellow); box-shadow: inset 0 0 0 2px var(--ink); font-size: 1.25rem; font-weight: 600; line-height: 1; }
.promise__photo { border-radius: 0 var(--leaf-r) 0 var(--leaf-r); overflow: hidden; }
.promise__photo img { width: 100%; }
@media (max-width: 860px) { .promise { grid-template-columns: minmax(0, 1fr); } }

/* ============ 見せ場: 歯の育ちの地図（森の小道） ============ */
.grow { position: relative; padding-top: 1rem; }
.grow__path { position: absolute; left: 0; right: 0; top: 1rem; width: 100%; height: 6rem; overflow: visible; }
.grow__path path { fill: none; stroke: var(--green); stroke-width: 3; stroke-dasharray: 2 10; stroke-linecap: round; vector-effect: non-scaling-stroke; }
.kotori--grow { position: absolute; left: -.5rem; top: -2.25rem; width: 3.25rem; z-index: 2; }
.grow__list { position: relative; display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: clamp(.75rem, .4rem + 1vw, 1.5rem); }
.stop { display: grid; align-content: start; gap: .5rem; }
.stop:nth-child(even) { margin-top: 2.4rem; }
.stop__age { display: grid; place-items: center; align-content: center; width: 3.5rem; height: 3.5rem; border-radius: 50%; background: var(--white); box-shadow: inset 0 0 0 3px var(--green); line-height: 1.05; margin-bottom: .5rem; }
.stop__age .num { font-size: 1rem; font-weight: 600; color: var(--green); }
.stop__age small { font-size: .5625rem; color: var(--soft); letter-spacing: 0; }
.stop__title { font-size: 1.0625rem; font-weight: 700; line-height: 1.5; }
.stop__text { font-size: .875rem; color: var(--soft); line-height: 1.85; }
.teeth { display: grid; gap: .3rem; padding: .7rem .75rem; background: var(--white); border-radius: var(--r-s); }
.teeth__row { display: flex; flex-wrap: wrap; gap: 3px; }
.t { width: 9px; height: 11px; border-radius: 3px 3px 5px 5px; }
.t--baby { background: var(--yellow); }
.t--adult { background: var(--green); }
.teeth__label { font-size: .75rem; font-weight: 700; line-height: 1.5; }
.teeth__label .key { display: inline-block; width: .6rem; height: .6rem; border-radius: 2px; margin-right: .25rem; vertical-align: -.05em; font-style: normal; }
.teeth__label .k-baby { background: var(--yellow); } .teeth__label .k-adult { background: var(--green); }
.teeth__label small { font-weight: 500; color: var(--soft); }
.stop__do { font-size: .8125rem; line-height: 1.8; padding-top: .5rem; border-top: 2px dotted color-mix(in srgb, var(--green) 45%, transparent); }
.stop__do span { display: block; font-weight: 700; color: var(--green); }
.grow__note { text-align: center; margin-top: 2rem; }
@media (max-width: 1000px) {
  .grow__path { display: none; }
  .grow__list { grid-template-columns: minmax(0, 1fr); gap: 0; border-left: 3px dotted var(--green); margin-left: 1.75rem; }
  .stop:nth-child(even) { margin-top: 0; }
  .stop { grid-template-columns: minmax(0, 1fr); padding: 0 0 2rem 2.25rem; position: relative; }
  .stop__age { position: absolute; left: -1.85rem; top: 0; }
  .stop__title { padding-top: .6rem; }
  .kotori--grow { left: -.25rem; top: -3rem; }
}

/* ============ 診療メニュー（ことりのカード） ============ */
.tcards { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: clamp(1rem, .5rem + 1.5vw, 1.75rem); }
.tcard { display: grid; align-content: start; gap: .5rem; padding: 1.5rem 1.4rem 1.6rem; background: var(--white); border-radius: var(--r-m) var(--r-m) var(--r-m) 4px; box-shadow: var(--shadow); }
.tcard__icon { display: grid; place-items: center; width: 7.5rem; height: 7.5rem; border-radius: 50% 0 50% 50%; background: var(--leaf); margin-bottom: .5rem; }
.tcard__icon .kotori { width: 6rem; }
.tcard__en { font-family: var(--en); font-weight: 600; font-size: .8125rem; color: var(--green); letter-spacing: .06em; }
.tcard p:not(.tcard__en) { font-size: .9375rem; color: var(--soft); line-height: 1.9; }
.tcard .more { justify-self: start; margin-top: .25rem; }
@media (max-width: 1000px) { .tcards { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 560px) { .tcards { grid-template-columns: minmax(0, 1fr); } }

/* ============ 院内のようす（大きさの違う写真） ============ */
.inside { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.3fr) minmax(0, .8fr); grid-template-rows: auto auto; gap: clamp(1rem, .5rem + 2vw, 2rem); align-items: start; }
.inside__text { grid-column: 1; grid-row: 1 / span 2; align-self: start; padding-top: 2rem; position: sticky; top: calc(var(--header-h) + 2rem); }
.inside__a { grid-column: 2 / span 2; grid-row: 1; border-radius: var(--leaf-r) 0 var(--leaf-r) 0; overflow: hidden; }
.inside__b { grid-column: 3; grid-row: 2; border-radius: 50% 50% var(--r-m) var(--r-m); overflow: hidden; margin-top: -4rem; box-shadow: 0 0 0 .5rem var(--white); }
.inside__c { grid-column: 2; grid-row: 2; border-radius: var(--r-m); overflow: hidden; }
.inside img { width: 100%; }
@media (max-width: 860px) {
  .inside { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .inside__text { grid-column: 1 / -1; grid-row: 1; padding-top: 0; position: static; }
  .inside__a { grid-column: 1 / -1; grid-row: 2; } .inside__b { grid-column: 2; grid-row: 3; margin-top: 0; box-shadow: none; } .inside__c { grid-column: 1; grid-row: 3; }
  .inside__b img, .inside__c img { aspect-ratio: 4 / 5; object-fit: cover; }
}

/* ============ 院長からの一言 ============ */
.voice { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(2rem, 1rem + 5vw, 6rem); align-items: center; }
.voice__photo { border-radius: 0 var(--leaf-r) 0 var(--leaf-r); overflow: hidden; }
.voice__photo img { width: 100%; }
.voice__text { display: grid; gap: 1rem; justify-items: start; }
.voice__quote { font-size: clamp(1.375rem, 1.1rem + 1.1vw, 1.875rem); font-weight: 700; line-height: 1.7; letter-spacing: .06em; }
.voice__body { color: var(--soft); }
.voice__name { font-weight: 700; } .voice__name small { font-weight: 500; color: var(--soft); margin-left: .5rem; }
@media (max-width: 860px) { .voice { grid-template-columns: minmax(0, 1fr); } }

/* ============ 左の列を固定し、空きにことりのひとこと ============ */
@media (min-width: 861px) { .sticky-side { position: sticky; top: calc(var(--header-h) + 2rem); } }
.aside-bird { display: flex; align-items: center; gap: .9rem; margin-top: -1rem; }
.aside-bird .kotori { width: 4rem; flex: none; }
.aside-bird span { position: relative; padding: .75rem 1rem; background: var(--white); border-radius: 1.2rem 1.2rem 1.2rem 0; box-shadow: inset 0 0 0 2px var(--line); font-weight: 700; font-size: .9375rem; line-height: 1.7; }
.sec--white .aside-bird span { background: var(--mint); }
.after { display: grid; gap: .6rem; margin: -1rem 0 1.5rem; }
.after li { display: flex; align-items: center; gap: .75rem; font-weight: 700; font-size: .9375rem; }
.after .num { display: grid; place-items: center; width: 1.75rem; height: 1.75rem; border-radius: 50%; background: var(--green); color: var(--white); flex: none; line-height: 1; }
.phone-box { padding: 1.25rem; background: var(--white); border-radius: var(--r-m); box-shadow: inset 0 0 0 2px var(--line); display: grid; gap: .4rem; }
.phone-box__h { display: flex; align-items: center; gap: .4rem; font-weight: 700; color: var(--green); }
.phone-box p:not(.phone-box__h) { font-size: .9375rem; color: var(--soft); line-height: 1.8; }
.phone-box__tel { font-size: 1.5rem; font-weight: 600; color: var(--ink); text-decoration: none; }
.pcard__icon { display: flex; gap: .25rem; margin-bottom: .25rem; }
.pcard__icon .kotori { width: 4.5rem; }
.split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(2rem, 1rem + 5vw, 5.5rem); align-items: center; }
.split__img { border-radius: var(--leaf-r) 0 var(--leaf-r) 0; overflow: hidden; }
.split__img img { width: 100%; }
.split .sec-head { margin-bottom: 1.5rem; }
@media (max-width: 860px) { .split { grid-template-columns: minmax(0, 1fr); } }

/* ============ お知らせ・よくある質問 ============ */
.news { border-top: 2px dotted var(--line); margin-bottom: .75rem; }
.news li { display: grid; grid-template-columns: 6.5rem minmax(0, 1fr); gap: 1rem; padding: 1rem 0; border-bottom: 2px dotted var(--line); }
.news time { color: var(--soft); font-size: .9375rem; }
.news a { color: var(--ink); text-decoration: none; font-weight: 700; }
@media (max-width: 480px) { .news li { grid-template-columns: minmax(0, 1fr); gap: 0; } }
.faq { display: grid; gap: .75rem; }
.faq__item { background: var(--white); border-radius: var(--r-m); box-shadow: inset 0 0 0 2px var(--line); }
.faq__item summary { cursor: pointer; list-style: none; padding: 1rem 3rem 1rem 1.25rem; position: relative; font-weight: 700; line-height: 1.7; }
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary::before { content: "Q"; font-family: var(--en); color: var(--green); margin-right: .6rem; }
.faq__item summary::after { content: ""; position: absolute; right: 1.25rem; top: 50%; width: .7rem; height: .7rem; border-right: 2.5px solid var(--green); border-bottom: 2.5px solid var(--green); translate: 0 -70%; rotate: 45deg; transition: rotate var(--t-fast) var(--ease-out); }
.faq__item[open] summary::after { rotate: 225deg; translate: 0 -20%; }
.faq__item p { padding: 0 1.25rem 1.25rem 2.6rem; color: var(--soft); }

/* ============ 予約の帯 ============ */
.cta { background: var(--yellow); padding-block: clamp(3.5rem, 2.5rem + 3vw, 5.5rem); border-radius: var(--leaf-r) var(--leaf-r) 0 0; }
.cta__inner { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; gap: clamp(1.25rem, 1rem + 2vw, 3rem); align-items: center; }
.kotori--cta { width: clamp(4.5rem, 3.5rem + 3vw, 7rem); }
.cta__title { font-size: clamp(1.5rem, 1.15rem + 1.3vw, 2.125rem); font-weight: 700; line-height: 1.5; }
.cta__text p { margin-top: .5rem; }
.cta__actions { display: grid; gap: .9rem; justify-items: start; }
.cta .btn { background: var(--white); }
.tel-big { display: grid; grid-template-columns: auto auto; align-items: center; column-gap: .4rem; color: var(--ink); text-decoration: none; }
.tel-big .num { font-size: clamp(1.5rem, 1.2rem + 1vw, 2rem); font-weight: 600; }
.tel-big small { grid-column: 1 / -1; font-size: .8125rem; }
@media (max-width: 860px) { .cta__inner { grid-template-columns: auto minmax(0, 1fr); } .cta__actions { grid-column: 1 / -1; } }

/* ============ 下層: ページの頭 ============ */
.crumbs { display: flex; flex-wrap: wrap; gap: .5rem; font-size: .8125rem; color: var(--soft); margin-bottom: 1.25rem; }
.crumbs li + li::before { content: "›"; margin-right: .5rem; color: var(--green); }
.crumbs a { color: inherit; }
.page-head { padding-block: clamp(1.5rem, 1rem + 2vw, 3rem) clamp(2.5rem, 2rem + 3vw, 4.5rem); position: relative; overflow: clip; }
.page-head__en { font-family: var(--en); font-weight: 600; color: var(--green); letter-spacing: .06em; margin-bottom: .25rem; }
.page-head__title { font-size: clamp(1.875rem, 1.3rem + 2.2vw, 2.875rem); font-weight: 700; letter-spacing: .08em; line-height: 1.45; margin-bottom: 1rem; }
.page-head__grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); gap: clamp(2rem, 1rem + 4vw, 4.5rem); align-items: center; }
.page-head__photo { border-radius: var(--leaf-r) 0 var(--leaf-r) 0; overflow: hidden; }
.page-head__photo img { width: 100%; }
@media (max-width: 860px) { .page-head__grid { grid-template-columns: minmax(0, 1fr); } }
/* ことりの頭（診療案内）: 中央に、メニューへのタブ */
.page-head--bird { background: var(--leaf); border-radius: 0 0 var(--leaf-r) var(--leaf-r); }
.page-head__center { display: grid; justify-items: center; text-align: center; }
.page-head__center .crumbs { justify-content: center; }
.kotori--pagehead { width: 5rem; margin-bottom: .5rem; }
.tabs ul { list-style: none; padding: 0; display: flex; flex-wrap: wrap; justify-content: center; gap: .6rem; margin-top: 1.5rem; }
.tabs a { display: inline-flex; align-items: center; min-height: 2.75rem; padding: 0 1.2rem; border-radius: var(--pill); background: var(--white); color: var(--ink); text-decoration: none; font-weight: 700; box-shadow: inset 0 0 0 2px var(--ink); }
/* 横長の写真に札を重ねる頭（医院紹介） */
.page-head--wide { padding: 0 0 clamp(2rem, 1.5rem + 2vw, 3.5rem); }
.head-chips { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: .25rem; }
.head-chips li { padding: .3rem .9rem; border-radius: var(--pill); background: var(--white); box-shadow: inset 0 0 0 2px var(--line); font-size: .875rem; font-weight: 700; }
.page-head__wideimg { height: clamp(14rem, 9rem + 20vw, 28rem); overflow: hidden; border-radius: 0 0 var(--leaf-r) 0; }
.page-head__card > :not(.kotori--headcard) { grid-column: 1; }
.kotori--headcard { grid-column: 2; grid-row: 1 / span 5; width: clamp(5rem, 3rem + 5vw, 8rem); align-self: end; }
@media (max-width: 640px) { .kotori--headcard { display: none; } }
.page-head__wideimg img { width: 100%; height: 100%; object-fit: cover; }
.page-head__card { position: relative; margin-top: clamp(-6rem, -2.5rem - 5vw, -2.5rem); background: var(--mint); border-radius: var(--r-m) var(--leaf-r) 0 0; padding: clamp(1.25rem, 1rem + 1.5vw, 2.5rem) clamp(1.25rem, 1rem + 1.5vw, 2.5rem) 0; max-width: 60rem; display: grid; grid-template-columns: minmax(0, 1fr) auto; column-gap: 2rem; align-items: end; margin-left: max(var(--gutter), (100% - var(--shell)) / 2); margin-right: var(--gutter); width: auto; }
/* 地図の頭（アクセス） */
.page-head__grid--map { align-items: start; }
.map svg { width: 100%; height: auto; display: block; }
.map__bg { fill: var(--leaf); }
.map__road { fill: none; stroke: var(--white); stroke-width: 18; stroke-linecap: round; }
.map__park { fill: #B9DDB0; }
.map__station { fill: var(--ink); }
.map__route { fill: none; stroke: var(--green); stroke-width: 4; stroke-dasharray: 2 9; stroke-linecap: round; }
.map__label { font: 700 14px var(--jp); fill: var(--ink); text-anchor: middle; }
.map__label--w { fill: var(--white); }
.info { display: grid; margin-top: 1.5rem; border-top: 2px dotted var(--line); }
.info div { display: grid; grid-template-columns: 5.5rem minmax(0, 1fr); gap: 1rem; padding: .75rem 0; border-bottom: 2px dotted var(--line); }
.info dt { color: var(--soft); font-size: .875rem; }
.info a { color: var(--ink); text-decoration: none; font-size: 1.25rem; }

/* ============ はじめての方へ ============ */
.path { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: clamp(1rem, .5rem + 1.5vw, 2rem); counter-reset: step; position: relative; }
.path::before { content: ""; position: absolute; left: 6%; right: 6%; top: 2.75rem; border-top: 3px dotted var(--green); }
.path__step { position: relative; display: grid; justify-items: center; align-content: start; text-align: center; gap: .4rem; }
.kotori--step { width: 5.5rem; padding: .5rem; background: var(--mint); }
.path__no { display: grid; place-items: center; width: 2rem; height: 2rem; border-radius: 50%; background: var(--green); color: var(--white); font-weight: 600; line-height: 1; }
.path__step p:last-child { font-size: .9375rem; color: var(--soft); line-height: 1.85; }
@media (max-width: 900px) {
  .path { grid-template-columns: minmax(0, 1fr); gap: 1.5rem; }
  .path::before { left: 2.75rem; right: auto; top: 1rem; bottom: 1rem; border-top: 0; border-left: 3px dotted var(--green); }
  .path__step { grid-template-columns: 5.5rem minmax(0, 1fr); justify-items: start; text-align: left; column-gap: 1rem; }
  .kotori--step { grid-row: 1 / span 3; }
}
.checklist { display: grid; gap: .75rem; }
.checklist li { display: flex; align-items: center; gap: .85rem; padding: 1rem 1.25rem; background: var(--mint); border-radius: var(--r-s); font-weight: 700; }
.check { width: 1.5rem; height: 1.5rem; border-radius: 50% 0 50% 50%; background: var(--yellow); box-shadow: inset 0 0 0 2px var(--ink); flex: none; position: relative; }
.check::after { content: ""; position: absolute; left: .45rem; top: .25rem; width: .45rem; height: .75rem; border-right: 2.5px solid var(--ink); border-bottom: 2.5px solid var(--ink); rotate: 45deg; }
.pcards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(1rem, .5rem + 1.5vw, 1.75rem); }
.pcard { padding: 1.5rem; background: var(--white); border-radius: var(--r-m); box-shadow: var(--shadow); display: grid; gap: .5rem; }
.pcard p { color: var(--soft); font-size: .9375rem; }
@media (max-width: 860px) { .pcards { grid-template-columns: minmax(0, 1fr); } }

/* ============ 診療案内 ============ */
.tblocks { display: grid; gap: clamp(3.5rem, 2.5rem + 4vw, 6rem); }
.tblock { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); gap: clamp(2rem, 1rem + 4vw, 5rem); align-items: center; }
.tblock--rev > .tblock__img { order: 2; }
.tblock__img { border-radius: var(--leaf-r) 0 var(--leaf-r) 0; overflow: hidden; }
.tblock--rev .tblock__img { border-radius: 0 var(--leaf-r) 0 var(--leaf-r); }
.tblock__img img { width: 100%; aspect-ratio: 4 / 3.4; object-fit: cover; }
.tblock__text { display: grid; gap: .75rem; }
.tblock__text > p:not(.tblock__en) { color: var(--soft); }
.tblock__en { font-family: var(--en); font-weight: 600; color: var(--green); }
.dots { display: grid; gap: .4rem; }
.dots li { position: relative; padding-left: 1.4rem; font-weight: 700; }
.dots li::before { content: ""; position: absolute; left: 0; top: .7em; width: .7rem; height: .7rem; border-radius: 50% 0 50% 0; background: var(--green); }
@media (max-width: 860px) { .tblock { grid-template-columns: minmax(0, 1fr); } .tblock--rev > .tblock__img { order: 0; } }
.table { width: 100%; border-collapse: collapse; background: var(--mint); border-radius: var(--r-m); overflow: hidden; }
.table th, .table td { text-align: left; padding: .9rem 1.1rem; border-bottom: 2px solid var(--white); line-height: 1.7; vertical-align: top; }
.table thead th { background: var(--green); color: var(--white); font-size: .875rem; }
.table tbody th { font-weight: 700; width: 46%; }

/* ============ 医院紹介 ============ */
.director { display: grid; grid-template-columns: minmax(0, 24rem) minmax(0, 1fr); gap: clamp(2rem, 1rem + 5vw, 5.5rem); align-items: center; }
.director__photo { border-radius: 50% 50% var(--r-m) var(--r-m); overflow: hidden; }
.director__photo img { width: 100%; }
.director__body { color: var(--soft); max-width: 36em; }
.director__name { margin-top: 1.25rem; font-weight: 700; }
.director__name small { font-weight: 500; color: var(--soft); margin-left: .5rem; }
@media (max-width: 860px) { .director { grid-template-columns: minmax(0, 1fr); } .director__photo { max-width: 22rem; } }
.care { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(1rem, .5rem + 2vw, 2.25rem); }
.care__item { display: grid; gap: .6rem; align-content: start; }
.care__item figure { border-radius: var(--r-m); overflow: hidden; aspect-ratio: 3 / 2; }
.care__item figure img { width: 100%; height: 100%; object-fit: cover; }
.care__bird { display: grid; place-items: center; background: var(--leaf); }
.kotori--care { width: 7rem; }
.care__item p { color: var(--soft); font-size: .9375rem; }
@media (max-width: 860px) { .care { grid-template-columns: minmax(0, 1fr); } }

/* ============ WEB予約 ============ */
.reserve { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.8fr); gap: clamp(2rem, 1rem + 4vw, 4.5rem); align-items: start; }
@media (min-width: 961px) { .reserve > .sec-head { position: sticky; top: calc(var(--header-h) + 2rem); } }
.reserve__form { display: grid; gap: 2rem; padding: clamp(1.25rem, 1rem + 2vw, 2.5rem); background: var(--white); border-radius: var(--r-m); box-shadow: var(--shadow); min-width: 0; }
.reserve__set { border: 0; padding: 0; margin: 0; min-width: 0; display: grid; gap: .9rem; }
.reserve__set legend { padding: 0; font-weight: 700; font-size: 1.125rem; margin-bottom: .9rem; }
.slots-wrap { overflow-x: auto; position: relative; }
.slots { width: 100%; min-width: 30rem; border-collapse: separate; border-spacing: 6px; text-align: center; }
.slots thead th { font-size: .875rem; font-weight: 700; line-height: 1.4; }
.slots thead small { display: block; font-size: .75rem; color: var(--soft); font-weight: 500; }
.slots tbody th { font-weight: 500; font-size: .9375rem; }
.slot { display: grid; place-items: center; width: 100%; min-height: 2.75rem; border-radius: var(--r-s); border: 2px solid transparent; font: 700 1.0625rem/1 var(--jp); }
button.slot { cursor: pointer; background: var(--mint); color: var(--green); border-color: var(--line); }
button.slot--few { color: var(--ink); background: color-mix(in srgb, var(--yellow) 30%, var(--white)); }
button.slot[aria-pressed="true"] { background: var(--green); color: var(--white); border-color: var(--ink); }
.slot--full, .slot--closed { color: var(--soft); background: transparent; }
.slots__legend { display: flex; flex-wrap: wrap; gap: .5rem 1.25rem; font-size: .8125rem; color: var(--soft); }
.reserve__picked { font-weight: 700; padding: .7rem 1rem; border-radius: var(--r-s); background: var(--mint); }
.reserve__picked.is-set { background: var(--leaf); color: var(--ink); }
.fields { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 1rem; }
.field { display: grid; gap: .35rem; }
.field--wide { grid-column: 1 / -1; }
.field__label { font-size: .9375rem; font-weight: 700; }
.field__input { min-height: 3rem; padding: .6rem .9rem; border: 2px solid var(--field-line); border-radius: var(--r-s); background: var(--white); color: var(--ink); font: inherit; width: 100%; }
.field__input:focus-visible { outline: 3px solid var(--green); outline-offset: 1px; border-color: var(--green); }
.reserve__msg { padding: 1rem 1.25rem; border-radius: var(--r-s); background: var(--leaf); font-weight: 700; }
@media (max-width: 960px) { .reserve { grid-template-columns: minmax(0, 1fr); } }
@media (max-width: 560px) { .fields { grid-template-columns: minmax(0, 1fr); } }

/* ============ 固定の予約（PC は右端の葉っぱのタブ、スマホは下の帯） ============ */
.fixed-tab { position: fixed; right: 0; top: 50%; translate: 0 -50%; z-index: 40; display: grid; justify-items: center; gap: .4rem; padding: 1rem .7rem 1.2rem; background: var(--yellow); color: var(--ink); text-decoration: none; border-radius: 2rem 0 0 2rem; box-shadow: inset 2px 0 0 var(--ink), inset 0 2px 0 var(--ink), inset 0 -2px 0 var(--ink);
  transition: opacity var(--t-fast) var(--ease-out), visibility var(--t-fast); }
.kotori--tab { width: 2.75rem; }
.fixed-tab__text { writing-mode: vertical-rl; font-weight: 700; letter-spacing: .2em; }
.fixed-tab.is-hidden { opacity: 0; visibility: hidden; pointer-events: none; }
.fixed-bar { display: none; }
@media (max-width: 760px) {
  .fixed-tab { display: none; }
  .fixed-bar { position: fixed; left: 0; right: 0; bottom: 0; z-index: 40; display: grid; grid-template-columns: 1fr 1.4fr; gap: .5rem; padding: .6rem .75rem calc(.6rem + env(safe-area-inset-bottom)); background: color-mix(in srgb, var(--white) 96%, transparent); box-shadow: 0 -2px 12px rgba(39, 56, 47, .12); transition: transform var(--t-fast) var(--ease-out); }
  .fixed-bar.is-hidden { transform: translateY(110%); }
  .fixed-bar__btn { display: inline-flex; align-items: center; justify-content: center; gap: .4rem; min-height: 3rem; border-radius: var(--pill); background: var(--yellow); color: var(--ink); text-decoration: none; font-weight: 700; box-shadow: inset 0 0 0 2px var(--ink); }
  .fixed-bar__btn--tel { background: var(--white); }
  body { padding-bottom: 4.5rem; }
}

/* ============ フッター（丘の形） ============ */
.site-footer { color: var(--white); }
.footer__hill { height: clamp(3rem, 2rem + 4vw, 6rem); background: var(--deep); -webkit-mask: radial-gradient(120% 100% at 30% 100%, #000 70%, transparent 71%); mask: radial-gradient(120% 100% at 30% 100%, #000 70%, transparent 71%); margin-top: -1px; }
.cta + .site-footer .footer__hill { background: var(--deep); }
.footer__body { background: var(--deep); padding-block: 1.5rem 2rem; }
.footer__grid { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1.2fr) minmax(0, .8fr); gap: 2.5rem; padding-bottom: 2.5rem; }
.footer__addr { font-style: normal; font-size: .875rem; margin-top: 1rem; line-height: 1.9; }
.footer__h { font-weight: 700; color: var(--yellow); margin-bottom: .5rem; }
.footer__text { font-size: .875rem; line-height: 1.95; }
.footer__list { display: grid; gap: .3rem; font-size: .9375rem; }
.site-footer a { color: var(--white); }
.footer__legal { padding-top: 1.5rem; border-top: 1px solid rgba(255, 255, 255, .2); font-size: .75rem; color: #C9DACF; }
@media (max-width: 760px) { .footer__grid { grid-template-columns: minmax(0, 1fr); } }

/* ============ hover（マウスなどの端末だけ） ============ */
@media (hover: hover) and (pointer: fine) {
  .btn:hover { transform: translateY(-2px); box-shadow: 0 6px 0 var(--btn-sh); }
  .btn:hover .btn__arrow, .more:hover .btn__arrow { transform: translateX(3px); }
  .gnav__link:hover::after { transform: none; }
  .tabs a:hover { background: var(--yellow); }
  button.slot:hover { border-color: var(--green); }
  .tcard:hover .kotori { transform: rotate(-8deg); }
  .tcard .kotori { transition: transform .3s var(--ease); }
  .news a:hover { color: var(--green); }
  .fixed-tab:hover { padding-right: 1rem; }
}

/* ============ 動き（JS が使えるときだけ） ============ */
@media (prefers-reduced-motion: no-preference) {
  .js-motion [data-reveal] { opacity: 0; transform: translateY(20px) scale(.98); transition: opacity var(--t-reveal) var(--ease-out), transform var(--t-reveal) var(--ease); }
  .js-motion [data-reveal].is-in { opacity: 1; transform: none; }
  .kotori--hero { animation: hop 3.2s var(--ease-out) 1s infinite; transform-origin: 50% 100%; }
  @keyframes hop { 0%, 76%, 100% { transform: none; } 82% { transform: translateY(-10px) rotate(-4deg); } 88% { transform: none; } 92% { transform: translateY(-5px); } }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition-duration: .01ms !important; animation: none !important; }
}