/* =============================================================
   Panicollo — Landing site
   Aesthetic: "Quiet Sanctuary" — calm, refined, breathing.
   Brand motif: a hand cradling a heart (そっと寄り添う).
   ============================================================= */

/* ---------- Design tokens ---------- */
:root {
  /* Brand */
  --brand:        #5DADE2;
  --brand-deep:   #3A88BE;
  --brand-deeper: #2C6F9E;
  --brand-soft:   #A9D6F0;
  --brand-mist:   #E6F2FB;
  --brand-haze:   #F1F8FD;

  /* Warmth (used sparingly for the "family / human" note) */
  --warm:         #E8A984;
  --warm-soft:    #F6D9C7;

  /* Neutrals — warm off-white base, deep calm-navy ink (never pure black) */
  --paper:        #F7FAFC;
  --paper-warm:   #FBF9F4;
  --surface:      #FFFFFF;
  --surface-2:    #F2F7FB;

  --ink:          #1E3A52;
  --ink-soft:     #4C647A;
  --ink-faint:    #5A7082;
  --hairline:     rgba(30, 58, 82, 0.10);
  --hairline-2:   rgba(30, 58, 82, 0.06);

  /* Typography */
  --font-display: "Zen Old Mincho", "Hiragino Mincho ProN", serif;
  --font-body:    "Zen Kaku Gothic New", "Hiragino Sans", system-ui, sans-serif;

  /* Elevation — 面の高さの段階。hover では 1 段上がる、という規則で使う。
     M3 の elevation に倣って段階にしてあるが、影そのものは
     panicollo の「静けさ」を保つため拡散が広く低コントラストなまま。 */
  --elevation-1: 0 1px 2px rgba(30,58,82,.04), 0 2px 8px rgba(30,58,82,.05);
  --elevation-2: 0 4px 12px rgba(30,58,82,.06), 0 12px 32px rgba(30,58,82,.08);
  --elevation-3: 0 8px 24px rgba(30,58,82,.08), 0 24px 60px rgba(46,111,158,.14);
  /* ブランド色の発光。高さではなく差し色なので段階には入れない。 */
  --shadow-brand: 0 20px 60px -20px rgba(58,136,190,.55);

  /* Shape — 角の丸みの段階。要素の大きさに応じてこの中から選ぶ。
     M3 の「段階から選ぶ」構造を借りつつ、値は panicollo の
     ゆりかごを思わせる大きな丸みを保っている。 */
  --shape-xs:   8px;
  --shape-sm:  12px;
  --shape-md:  20px;
  --shape-lg:  32px;
  --shape-xl:  44px;
  --shape-full: 999px;

  /* 端末モックの丸み。UI の選択ではなく実機の見た目の再現なので段階の外に置く。 */
  --device-frame-radius:  46px;
  --device-screen-radius: 36px;

  /* State layer — M3 に倣い、操作の状態を「前景色を決まった不透明度で重ねた膜」で示す。
     inset の box-shadow は背景の上・文字の下に載るので、文字の色を濁さずに済む。 */
  --elevation-rest: 0 0 0 0 transparent; /* 各要素が自分の静止時の影で上書きする */
  --state-hover:   8%;
  --state-focus:   10%;
  --state-pressed: 12%;
  --state-layer-hover:   inset 0 0 0 100vmax color-mix(in srgb, currentColor var(--state-hover), transparent);
  --state-layer-focus:   inset 0 0 0 100vmax color-mix(in srgb, currentColor var(--state-focus), transparent);
  --state-layer-pressed: inset 0 0 0 100vmax color-mix(in srgb, currentColor var(--state-pressed), transparent);

  /* Type scale — M3 の Display / Headline / Title / Body / Label の 5 系統。
     「どの製品も全部は使わない」ので、この LP に要る 15 段だけを置く。
     値は現状の見た目を保ち、0.01rem 差で散らばっていたものを段に畳んだ。 */
  --text-display-lg:  clamp(2.2rem, 5vw, 3.5rem);
  --text-display-md:  clamp(1.9rem, 4vw, 3rem);
  --text-display-sm:  clamp(1.7rem, 3.6vw, 2.7rem);
  --text-headline-lg: clamp(1.3rem, 3vw, 2rem);
  --text-headline-md: 1.5rem;
  --text-headline-sm: 1.28rem;
  --text-title-lg:    1.24rem;
  --text-title-md:    1.14rem;
  --text-title-sm:    1.06rem;
  --text-body-lg:     clamp(1.02rem, 1.5vw, 1.18rem);
  --text-body-md:     1rem;
  --text-body-sm:     .95rem;
  --text-label-lg:    .92rem;
  --text-label-md:    .9rem;
  --text-label-sm:    .875rem; /* DADS の下限 14px */

  /* Layout */
  --maxw: 1120px;
  --gutter: clamp(20px, 5vw, 48px);

  /* On-brand surfaces — 白文字を載せるブランド面。白が 4.5:1 を満たすには
     深い青が要るので、ページのテーマに依らず固定する（明るい側の #26618A が最悪値）。 */
  --on-brand-from:      #245C84;
  --on-brand-to:        #1A4763;
  --on-brand-ink:       #FFFFFF;
  --on-brand-ink-soft:  rgba(255, 255, 255, .95);
  --on-brand-ink-faint: rgba(255, 255, 255, .88);
  --on-brand-veil:      rgba(255, 255, 255, .08); /* 面に重ねるガラス調の膜 */
  --on-brand-warm:      rgba(232, 169, 132, .16); /* 右上にかける暖色の差し色 */

  /* Primary button — 面はページ地と 3:1 以上（1.4.11）、文字は面と 4.5:1 以上。
     ライトは深い青に白文字。ダークは地が暗いので明るい面 + 濃い文字へ反転させる。 */
  --btn-primary-from: var(--on-brand-from);
  --btn-primary-to:   var(--on-brand-to);
  --btn-primary-ink:  var(--on-brand-ink);

  /* Line height — DADS: 見出し 140% / 本文 170-175%（心理的負荷の軽減を考慮）
     ディスプレイ級の大見出しだけは詰めた方が読みやすいので別トークンにする。 */
  --lh-heading: 1.4;
  --lh-display: 1.26;

  /* Focus — キーボード操作時のリング。両テーマで下地と 3:1 以上を満たす
     --brand-deeper を参照する（ダーク側は同トークンが明るい値に差し替わる）。 */
  --focus-ring: var(--brand-deeper);
  --focus-ring-width: 2px;
  --focus-ring-offset: 2px;

  /* Motion */
  --ease-calm: cubic-bezier(.22, .61, .36, 1);
  --breath: 11s; /* one full inhale-hold-exhale cycle */
}

:root[data-theme="dark"] {
  --brand:        #7FC2EA;
  --brand-deep:   #5DADE2;
  --brand-deeper: #9AD1F0;
  --brand-soft:   #2E5C7C;
  --brand-mist:   #16303F;
  --brand-haze:   #132836;

  --warm:         #E6B394;
  --warm-soft:    #4A3529;

  --paper:        #0E1D28;
  --paper-warm:   #101F2A;
  --surface:      #16293689;
  --surface-2:    #16293633;

  --ink:          #E7EFF5;
  --ink-soft:     #A9BECD;
  --ink-faint:    #8499AA;
  --hairline:     rgba(231, 239, 245, 0.12);
  --hairline-2:   rgba(231, 239, 245, 0.07);

  --elevation-1: 0 1px 2px rgba(0,0,0,.25), 0 2px 10px rgba(0,0,0,.28);
  --elevation-2: 0 6px 18px rgba(0,0,0,.32), 0 16px 40px rgba(0,0,0,.38);
  --elevation-3: 0 10px 30px rgba(0,0,0,.4), 0 30px 70px rgba(0,0,0,.5);
  --shadow-brand: 0 24px 70px -22px rgba(93,173,226,.5);

  /* 暗い地の上では、深い青のボタンは輪郭が地に溶ける（2.58:1）。
     明るい面 + 濃い文字に反転させると、文字も輪郭も余裕をもって基準を満たす。 */
  --btn-primary-from: var(--brand);
  --btn-primary-to:   var(--brand-deep);
  --btn-primary-ink:  var(--paper);
}

/* ---------- Reset / base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

/* 韓国語だけ書体を差し替える。既定の Zen Old Mincho / Zen Kaku Gothic New には
   ハングルの字形が無く、そのままだと OS のフォールバックで表示が崩れるため。
   ラテン文字の言語（en/es/de/pt-BR）は Zen 系にラテン字形があるので据え置き。
   読み込む <link> は src/templates/home.html 側で言語ごとに出し分けている。 */
html[lang="ko"] {
  --font-display: "Noto Serif KR", serif;
  --font-body:    "Noto Sans KR", system-ui, sans-serif;
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.75;
  font-size: 17px;
  letter-spacing: .01em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 600; line-height: var(--lh-heading); letter-spacing: .01em; margin: 0; color: var(--ink); }
p { margin: 0; }
a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }
ul { margin: 0; padding: 0; list-style: none; }

/* ---------- Focus ---------- */
/* キーボード操作のときだけリングを出す。:focus-visible なのでマウスのクリックでは
   出ず、画面の静けさを保ったまま「いま どこにいるか」だけを示せる。
   outline は要素自身の border-radius に追従するので、角丸の指定は要らない。 */
:focus-visible {
  outline: var(--focus-ring-width) solid var(--focus-ring);
  outline-offset: var(--focus-ring-offset);
}
/* 言語メニューは開いた状態でリングが隠れないよう、リストより前面に出す。 */
.lang-menu > summary:focus-visible { position: relative; z-index: 41; }

/* ---------- Atmospheric background ---------- */
.bg-atmos {
  position: fixed; inset: 0; z-index: -2; pointer-events: none;
  background:
    radial-gradient(120% 90% at 82% -8%, var(--brand-mist) 0%, transparent 46%),
    radial-gradient(100% 80% at 8% 4%, var(--brand-haze) 0%, transparent 40%),
    linear-gradient(180deg, var(--paper) 0%, var(--paper) 60%, var(--paper-warm) 100%);
}
.bg-grain {
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  opacity: .5; mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.035'/%3E%3C/svg%3E");
}
:root[data-theme="dark"] .bg-grain { mix-blend-mode: screen; opacity: .35; }

/* ---------- Layout helpers ---------- */
.wrap { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: clamp(72px, 11vw, 140px); position: relative; }
.section--tight { padding-block: clamp(48px, 7vw, 88px); }
.center { text-align: center; }

.eyebrow {
  font-family: var(--font-body);
  font-size: var(--text-label-sm); font-weight: 600; letter-spacing: .22em; text-transform: uppercase;
  color: var(--brand-deeper); display: inline-flex; align-items: center; gap: .6em;
}
.eyebrow::before { content: ""; width: 26px; height: 1px; background: currentColor; opacity: .5; }
.center .eyebrow::after,
.privacy-band .eyebrow::after { content: ""; width: 26px; height: 1px; background: currentColor; opacity: .5; }

.section-title { font-size: var(--text-display-sm); line-height: var(--lh-display); margin-top: 18px; word-break: keep-all; line-break: strict; }
.section-lead { color: var(--ink-soft); font-size: var(--text-title-sm); max-width: 40ch; margin-top: 16px; }
.center .section-lead { margin-inline: auto; }

/* ---------- State layers ---------- */
/* 操作の状態を、前景色を決まった不透明度で重ねた膜で示す（M3 の state layer）。
   inset の box-shadow は「背景の上・文字の下」に描かれるので、文字の色を濁さずに済む。
   各要素は静止時の影を --elevation-rest に持ち、膜はその上に重なるだけでよい。
   hover では影が 1 段上がり、押している間は元の高さへ戻る。 */
.btn,
.card,
.theme-toggle,
.lang-menu > summary,
.lang-menu > ul a {
  transition: box-shadow .3s var(--ease-calm), transform .35s var(--ease-calm), color .25s;
}
.btn:hover,
.card:hover,
.theme-toggle:hover,
.lang-menu > summary:hover,
.lang-menu > ul a:hover { box-shadow: var(--state-layer-hover), var(--elevation-rest); }

.btn:focus-visible,
.theme-toggle:focus-visible,
.lang-menu > summary:focus-visible,
.lang-menu > ul a:focus-visible { box-shadow: var(--state-layer-focus), var(--elevation-rest); }

.btn:active,
.card:active,
.theme-toggle:active,
.lang-menu > summary:active,
.lang-menu > ul a:active { box-shadow: var(--state-layer-pressed), var(--elevation-rest); transform: none; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .55em;
  font-family: var(--font-body); font-weight: 600; font-size: var(--text-body-md);
  padding: .62em 1.55em; border-radius: var(--shape-full); border: 1px solid transparent;
  cursor: pointer; transition: transform .35s var(--ease-calm), box-shadow .35s var(--ease-calm), background .3s;
  will-change: transform;
}
.btn--primary { background: linear-gradient(135deg, var(--btn-primary-from) 0%, var(--btn-primary-to) 100%); color: var(--btn-primary-ink); box-shadow: var(--shadow-brand); }
.btn--primary { --elevation-rest: var(--shadow-brand); }
.btn--primary:hover { transform: translateY(-2px); }
.btn--ghost { background: var(--surface); color: var(--ink); border-color: var(--hairline); box-shadow: var(--elevation-1); }
.btn--ghost { --elevation-rest: var(--elevation-1); }
.btn--ghost:hover { transform: translateY(-2px); --elevation-rest: var(--elevation-2); }

/* App Store badge */
.badge-store { display: inline-block; transition: transform .35s var(--ease-calm), filter .35s; }
.badge-store:hover { transform: translateY(-2px); filter: drop-shadow(0 12px 24px rgba(30,58,82,.22)); }
.badge-store svg { height: 56px; width: auto; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  background: color-mix(in srgb, var(--paper) 72%, transparent);
  border-bottom: 1px solid transparent;
  transition: border-color .4s, background .4s;
}
.site-header.is-scrolled { border-bottom-color: var(--hairline-2); }
.nav { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.brand { display: inline-flex; align-items: center; gap: .6em; font-family: var(--font-display); font-weight: 600; font-size: var(--text-title-lg); color: var(--ink); }
.brand .brand-mark { width: 34px; height: 34px; }
.nav-links { display: flex; align-items: center; gap: clamp(14px, 2.4vw, 30px); }
.nav-links a.nav-link { font-size: var(--text-body-sm); color: var(--ink-soft); transition: color .25s; position: relative; }
.nav-links a.nav-link:hover { color: var(--ink); }
.nav-tools { display: flex; align-items: center; gap: 12px; }

/* Language menu — 6 言語はピル型のトグルに収まらないので開閉式にする。
   <details> だけで開閉が成立するので、JS が無い環境でも選べる。 */
.lang-menu { position: relative; }
.lang-menu > summary {
  display: inline-flex; align-items: center; gap: .4em;
  height: 40px; padding: 0 .8em;
  background: var(--surface-2); border: 1px solid var(--hairline-2); border-radius: var(--shape-full);
  color: var(--ink-soft); font-size: var(--text-label-sm); font-weight: 600;
  cursor: pointer; list-style: none; transition: color .25s;
}
.lang-menu > summary::-webkit-details-marker { display: none; }
.lang-menu > summary:hover,
.lang-menu[open] > summary { color: var(--brand-deeper); }
.lang-menu-icon { width: 16px; height: 16px; }
.lang-menu > ul {
  position: absolute; top: calc(100% + 8px); right: 0; z-index: 40;
  min-width: 172px; padding: 6px; margin: 0; list-style: none;
  background: var(--surface); border: 1px solid var(--hairline); border-radius: var(--shape-sm);
  box-shadow: var(--elevation-2);
}
.lang-menu > ul a {
  display: block; padding: .5em .75em; border-radius: var(--shape-xs);
  color: var(--ink-soft); font-size: var(--text-label-md); transition: background .2s, color .2s;
}
.lang-menu > ul a:hover { color: var(--brand-deeper); }
.lang-menu > ul a[aria-current="true"] { background: var(--surface-2); color: var(--brand-deeper); font-weight: 600; }

/* Theme toggle */
.theme-toggle { width: 40px; height: 40px; display: inline-grid; place-items: center; border-radius: var(--shape-full); border: 1px solid var(--hairline-2); background: var(--surface-2); color: var(--ink-soft); cursor: pointer; transition: color .25s, transform .5s var(--ease-calm); }
.theme-toggle:hover { color: var(--brand-deep); }
.theme-toggle svg { width: 18px; height: 18px; }
.theme-toggle .icon-sun { display: none; }
:root[data-theme="dark"] .theme-toggle .icon-sun { display: block; }
:root[data-theme="dark"] .theme-toggle .icon-moon { display: none; }

.nav-cta { display: inline-flex; }
@media (max-width: 760px) {
  .nav-links .nav-link { display: none; }
  .nav-cta { display: none; }
}

/* ---------- Hero ---------- */
.hero { position: relative; padding-top: clamp(40px, 8vw, 88px); padding-bottom: clamp(60px, 10vw, 120px); overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(24px, 5vw, 72px); align-items: center; }
@media (max-width: 900px) { .hero-grid { grid-template-columns: 1fr; text-align: center; } }

.hero-copy { position: relative; z-index: 2; }
.hero h1 { font-size: var(--text-display-lg); line-height: var(--lh-display); letter-spacing: .01em; word-break: keep-all; line-break: strict; }
.hero h1 .soft { color: var(--brand-deep); }
.hero-sub { margin-top: 26px; font-size: var(--text-body-lg); color: var(--ink-soft); max-width: 34ch; }
@media (max-width: 900px) { .hero-sub { margin-inline: auto; } }
.hero-actions { margin-top: 38px; display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
@media (max-width: 900px) { .hero-actions { justify-content: center; } }
.hero-trust { margin-top: 22px; display: inline-flex; align-items: center; gap: 10px; color: var(--ink-faint); font-size: var(--text-label-md); }
.hero-trust .dot { width: 4px; height: 4px; border-radius: 50%; background: currentColor; opacity: .5; }

/* Breathing visual (signature) */
.breath-stage { position: relative; display: grid; place-items: center; min-height: 440px; z-index: 1; }
.breath-aura { position: absolute; width: min(78%, 380px); aspect-ratio: 1; border-radius: 50%;
  background: radial-gradient(circle, var(--brand-soft) 0%, transparent 68%); filter: blur(18px); opacity: .55;
  animation: breathe var(--breath) var(--ease-calm) infinite; }
.breath-ring { position: absolute; border-radius: 50%; border: 1px solid var(--brand-soft); opacity: .5; }
.breath-ring.r1 { width: min(72%, 340px); aspect-ratio: 1; animation: breathe var(--breath) var(--ease-calm) infinite; }
.breath-ring.r2 { width: min(88%, 420px); aspect-ratio: 1; opacity: .28; animation: breathe var(--breath) var(--ease-calm) infinite reverse; }
.breath-core {
  position: relative; width: min(52%, 240px); aspect-ratio: 1; border-radius: 50%;
  background: radial-gradient(circle at 38% 32%, #fff 0%, var(--brand) 46%, var(--brand-deep) 100%);
  box-shadow: var(--shadow-brand), inset 0 6px 20px rgba(255,255,255,.5);
  display: grid; place-items: center; color: #fff;
  animation: breathe var(--breath) var(--ease-calm) infinite;
}
.breath-core .breath-word { font-family: var(--font-display); font-size: var(--text-title-md); letter-spacing: .18em; opacity: .95; animation: breathword var(--breath) var(--ease-calm) infinite; text-shadow: 0 1px 8px rgba(44,111,158,.4); }
.breath-core .brand-mark { width: 46%; opacity: .95; filter: drop-shadow(0 2px 6px rgba(44,111,158,.35)); }

@keyframes breathe {
  0%   { transform: scale(.72); }
  36%  { transform: scale(1.06); }   /* inhale ~4s */
  55%  { transform: scale(1.06); }   /* hold ~2s */
  100% { transform: scale(.72); }    /* exhale ~5s */
}
@keyframes breathword {
  0%,100% { opacity: 0; }
  8%, 30% { opacity: .95; }
  36%,52% { opacity: .95; }
  62%,96% { opacity: .35; }
}
@media (prefers-reduced-motion: reduce) {
  .breath-aura, .breath-ring, .breath-core { animation: none !important; transform: scale(.95); }
  .breath-core .breath-word { animation: none !important; opacity: .95; }
}

/* soft cradle arc under hero */
.hero-cradle { position: absolute; left: 50%; bottom: -2px; transform: translateX(-50%); width: 140%; height: 120px; z-index: 0; opacity: .8; }

/* ---------- Empathy strip ---------- */
.empathy { text-align: center; }
.empathy p { font-family: var(--font-display); font-size: var(--text-headline-lg); line-height: 1.8; color: var(--ink); max-width: 27ch; margin-inline: auto; word-break: keep-all; line-break: strict; }
.empathy .accent { color: var(--brand-deeper); }

/* ---------- Feature cards ---------- */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(16px, 2.4vw, 26px); margin-top: 56px; }
@media (max-width: 860px) { .cards { grid-template-columns: 1fr; max-width: 460px; margin-inline: auto; } }
.card {
  position: relative; background: var(--surface); border: 1px solid var(--hairline-2);
  border-radius: var(--shape-lg); padding: 34px 30px; box-shadow: var(--elevation-1);
  transition: transform .5s var(--ease-calm), box-shadow .5s var(--ease-calm), border-color .5s;
  overflow: hidden;
}
.card::after { content:""; position:absolute; inset:0; border-radius:inherit; padding:1px;
  background: linear-gradient(160deg, rgba(255,255,255,.5), transparent 40%); -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask-composite: exclude; pointer-events:none; opacity:.6; }
.card { --elevation-rest: var(--elevation-1); }
.card:hover { transform: translateY(-6px); --elevation-rest: var(--elevation-3); border-color: var(--hairline); }
.card-icon { width: 60px; height: 60px; border-radius: var(--shape-md); display: grid; place-items: center; margin-bottom: 22px;
  background: linear-gradient(150deg, var(--brand-mist), var(--brand-haze)); color: var(--brand-deep); box-shadow: inset 0 1px 0 rgba(255,255,255,.6); }
.card-icon svg { width: 28px; height: 28px; }
.card h3 { font-size: var(--text-headline-sm); margin-bottom: 12px; }
.card p { color: var(--ink-soft); font-size: var(--text-body-md); }
.card .step-index { position: absolute; top: 26px; right: 28px; font-family: var(--font-display); font-size: var(--text-body-sm); color: var(--ink-faint); }

/* ---------- Split feature (phone mockup) ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(30px, 6vw, 80px); align-items: center; }
.split.reverse .split-media { order: 2; }
@media (max-width: 880px) { .split { grid-template-columns: 1fr; } .split.reverse .split-media { order: 0; } .split-copy { text-align: center; } .split .section-lead { margin-inline: auto; } }
.split-copy .feature-list { margin-top: 26px; display: grid; gap: 16px; }
.split-copy .feature-list li { display: flex; gap: 14px; align-items: flex-start; color: var(--ink-soft); }
.split-copy .feature-list .tick { flex: none; width: 26px; height: 26px; border-radius: 50%; background: var(--brand-mist); color: var(--brand-deep); display: grid; place-items: center; margin-top: 2px; }
.split-copy .feature-list .tick svg { width: 14px; height: 14px; }
.split-copy .feature-list b { color: var(--ink); font-weight: 600; }

/* Phone mockup */
.phone { position: relative; width: min(300px, 78%); margin-inline: auto; aspect-ratio: 300 / 620; }
.phone-frame { position: absolute; inset: 0; border-radius: var(--device-frame-radius); background: linear-gradient(160deg, #22384b, #12222f); padding: 12px; box-shadow: var(--elevation-3); }
.phone-screen { position: relative; width: 100%; height: 100%; border-radius: var(--device-screen-radius); overflow: hidden; background: linear-gradient(180deg, var(--brand-haze), #fff 40%); }
.phone-notch { position: absolute; top: 12px; left: 50%; transform: translateX(-50%); width: 90px; height: 26px; background: #12222f; border-radius: var(--shape-full); z-index: 3; }
.phone-glow { position: absolute; inset: -12% -18% auto; height: 60%; background: radial-gradient(60% 60% at 50% 0, var(--brand-soft), transparent 70%); opacity: .5; filter: blur(6px); }

/* ---------- Screenshot gallery (real screens) ---------- */
.shots-wrap { position: relative; }
.shots {
  display: flex; gap: clamp(16px, 2.4vw, 26px);
  overflow-x: auto; scroll-snap-type: x mandatory;
  padding: 40px calc(50vw - var(--maxw) / 2 + var(--gutter)) 28px;
  margin-inline: calc(-50vw + 50%); /* full-bleed scroller */
  scrollbar-width: none;
}
.shots::-webkit-scrollbar { display: none; }
@media (max-width: 1180px) { .shots { padding-inline: var(--gutter); } }
.shot {
  flex: 0 0 auto; width: min(72vw, 264px); scroll-snap-align: center;
  border-radius: var(--shape-lg); overflow: hidden; background: var(--surface);
  box-shadow: var(--elevation-3); border: 1px solid var(--hairline-2);
  transition: transform .5s var(--ease-calm), box-shadow .5s var(--ease-calm);
}
/* 画像が全面を覆うので inset の膜は見えない。持ち上がりと影の段でだけ示す。 */
.shot:hover { transform: translateY(-6px); box-shadow: var(--elevation-3); }
.shot img { width: 100%; height: auto; display: block; }
.shots-hint { text-align: center; color: var(--ink-faint); font-size: var(--text-label-sm); margin-top: 4px; display: inline-flex; gap: 8px; align-items: center; }

/* ---------- Premium / family section ---------- */
.premium { position: relative; }
.premium-card {
  position: relative; border-radius: var(--shape-xl); padding: clamp(40px, 6vw, 76px) var(--gutter);
  background:
    radial-gradient(90% 120% at 92% 8%, var(--on-brand-warm), transparent 55%),
    linear-gradient(150deg, var(--on-brand-to) 0%, var(--on-brand-from) 100%);
  color: var(--on-brand-ink); overflow: hidden; box-shadow: var(--elevation-3);
}
.premium-card .eyebrow { color: var(--on-brand-ink-faint); }
.premium-card .eyebrow::before, .premium-card .eyebrow::after { background: rgba(255,255,255,.6); }
.premium-card h2 { color: var(--on-brand-ink); }
.premium-card .section-lead { color: var(--on-brand-ink-soft); }
.premium-badge { display: inline-flex; align-items: center; gap: .5em; font-size: var(--text-label-sm); font-weight: 700; letter-spacing: .06em; padding: .4em 1em; border-radius: var(--shape-full); background: var(--on-brand-veil); color: var(--on-brand-ink); margin-bottom: 20px; }
.premium-features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 44px; }
@media (max-width: 820px) { .premium-features { grid-template-columns: 1fr; } }
.premium-feature { background: var(--on-brand-veil); border: 1px solid rgba(255,255,255,.14); border-radius: var(--shape-md); padding: 26px 24px; backdrop-filter: blur(4px); }
.premium-feature .pf-icon { width: 46px; height: 46px; border-radius: var(--shape-sm); background: rgba(255,255,255,.16); display: grid; place-items: center; margin-bottom: 16px; }
.premium-feature .pf-icon svg { width: 24px; height: 24px; color: var(--on-brand-ink); }
.premium-feature h4 { color: var(--on-brand-ink); font-size: var(--text-title-md); margin-bottom: 8px; }
.premium-feature p { color: var(--on-brand-ink-soft); font-size: var(--text-body-md); }
.premium-e2e { margin-top: 40px; display: inline-flex; align-items: center; gap: 12px; padding: 14px 22px; border-radius: var(--shape-full); background: var(--on-brand-veil); border: 1px solid rgba(255,255,255,.18); font-size: var(--text-body-sm); }
.premium-e2e svg { width: 20px; height: 20px; flex: none; }

/* ---------- Privacy band ---------- */
.privacy-band { text-align: center; }
.privacy-band .section-lead { margin-inline: auto; }
.privacy-points { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 48px; }
@media (max-width: 820px) { .privacy-points { grid-template-columns: 1fr; max-width: 420px; margin-inline: auto; } }
.privacy-point { padding: 28px 24px; }
.privacy-point .pp-icon { width: 54px; height: 54px; margin: 0 auto 18px; border-radius: 50%; display: grid; place-items: center; background: var(--brand-mist); color: var(--brand-deep); }
.privacy-point .pp-icon svg { width: 26px; height: 26px; }
.privacy-point h4 { font-size: var(--text-title-md); margin-bottom: 10px; }
.privacy-point p { color: var(--ink-soft); font-size: var(--text-body-md); }

/* ---------- Pricing ---------- */
.plans { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin-top: 52px; max-width: 720px; margin-inline: auto; }
@media (max-width: 640px) { .plans { grid-template-columns: 1fr; } }
.plan { background: var(--surface); border: 1px solid var(--hairline); border-radius: var(--shape-lg); padding: 36px 32px; text-align: center; box-shadow: var(--elevation-1); position: relative; }
.plan.is-featured { border-color: var(--brand-soft); box-shadow: var(--elevation-2); }
.plan .plan-tag { position: absolute; top: -13px; left: 50%; transform: translateX(-50%); font-size: var(--text-label-sm); font-weight: 700; letter-spacing: .08em; padding: .35em 1em; border-radius: var(--shape-full); background: linear-gradient(135deg, var(--brand), var(--brand-deep)); color: #fff; box-shadow: var(--elevation-1); }
.plan h4 { font-size: var(--text-title-lg); margin-bottom: 6px; }
.plan .plan-note { color: var(--ink-faint); font-size: var(--text-label-md); }
.plan .trial { margin-top: 20px; font-family: var(--font-display); font-size: var(--text-headline-md); color: var(--brand-deep); }
.plan .trial small { display: block; font-family: var(--font-body); font-size: var(--text-label-sm); color: var(--ink-faint); margin-top: 4px; letter-spacing: normal; }
.pricing-fineprint { text-align: center; color: var(--ink-faint); font-size: var(--text-body-md); margin-top: 28px; max-width: 52ch; margin-inline: auto; }
/* 文章に混じるリンクは色だけで区別しない（WCAG 1.4.1）。DADS の「リンクテキスト」
   でも色と下線などで視覚的に区別することを求めている。 */
.pricing-fineprint a { color: var(--brand-deeper); text-decoration: underline; text-underline-offset: 3px; }

/* ---------- Disclaimer ---------- */
.disclaimer-box { display: flex; gap: 18px; align-items: flex-start; max-width: 760px; margin-inline: auto;
  background: var(--surface-2); border: 1px solid var(--hairline-2); border-radius: var(--shape-md); padding: 26px 30px; }
.disclaimer-box .d-icon { flex: none; width: 40px; height: 40px; border-radius: var(--shape-sm); background: var(--brand-mist); color: var(--brand-deep); display: grid; place-items: center; }
.disclaimer-box .d-icon svg { width: 22px; height: 22px; }
.disclaimer-box p { color: var(--ink-soft); font-size: var(--text-body-md); line-height: 1.7; }

/* ---------- Final CTA ---------- */
.final-cta { text-align: center; position: relative; }
.final-cta .cradle-wrap { position: relative; display: inline-grid; place-items: center; padding: 20px; }
.final-cta h2 { font-size: var(--text-display-md); }
.final-cta .section-lead { margin: 18px auto 34px; word-break: keep-all; line-break: strict; }
.final-cta .hero-actions { justify-content: center; }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--hairline-2); background: color-mix(in srgb, var(--paper-warm) 80%, transparent); }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; padding-block: 64px 40px; }
@media (max-width: 760px) { .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; } }
.footer-brand .brand { margin-bottom: 14px; }
.footer-brand p { color: var(--ink-faint); font-size: var(--text-body-md); max-width: 30ch; }
.footer-langs { display: flex; align-items: flex-start; gap: .5em; margin-top: 14px; font-size: var(--text-label-sm); }
.footer-langs-icon { width: 15px; height: 15px; flex: none; margin-top: .35em; color: var(--ink-faint); }
.footer-col h5 { font-family: var(--font-body); font-size: var(--text-label-sm); letter-spacing: .16em; text-transform: uppercase; color: var(--ink-faint); margin-bottom: 16px; }
.footer-col a { display: block; color: var(--ink-soft); font-size: var(--text-body-md); padding-block: 6px; transition: color .2s; }
.footer-col a:hover { color: var(--brand-deeper); }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; padding-block: 24px; border-top: 1px solid var(--hairline-2); color: var(--ink-faint); font-size: var(--text-label-sm); }

/* ---------- Reveal on scroll ---------- */
/* Content is visible by default; only hidden when JS is present (has-js),
   so a JS failure never leaves the page permanently blank. */
.has-js .reveal { opacity: 0; transform: translateY(26px); transition: opacity .9s var(--ease-calm), transform .9s var(--ease-calm); }
.has-js .reveal.is-in { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: .08s; } .reveal.d2 { transition-delay: .16s; } .reveal.d3 { transition-delay: .24s; }
@media (prefers-reduced-motion: reduce) { .has-js .reveal { opacity: 1; transform: none; transition: none; } }

/* ---------- Simple content pages (privacy / support / terms) ---------- */
.doc { max-width: 760px; margin-inline: auto; padding-block: clamp(48px, 8vw, 96px); }
.doc h1 { font-size: var(--text-display-md); margin-bottom: 10px; }
.doc .doc-meta { color: var(--ink-faint); font-size: var(--text-label-md); margin-bottom: 40px; }
.doc h2 { font-size: var(--text-headline-sm); margin-top: 44px; margin-bottom: 14px; }
.doc h3 { font-size: var(--text-title-md); margin-top: 28px; margin-bottom: 10px; }
.doc p, .doc li { color: var(--ink-soft); margin-bottom: 12px; }
.doc ul { list-style: disc; padding-left: 1.4em; margin-bottom: 16px; }
.doc a { color: var(--brand-deeper); text-decoration: underline; text-underline-offset: 3px; }
.doc .back-link { display: inline-flex; align-items: center; gap: 8px; color: var(--ink-soft); margin-bottom: 32px; font-size: var(--text-label-lg); }