/* Mirara サービスページ。ロゴの紺と青を基調に、公共向けの読みやすい 1 ページ */
:root {
  --bg: #FFFFFF; --bg-2: #F4F6F9; --ink: #111111; --ink-2: #3F3F3C; --mute: #6B6B67;
  --navy: #1F2D4D; --blue: #1E8BFF; --blue-soft: #E8F2FF; --green: #1E8E5A; --green-soft: #E6F4EC;
  --line: rgba(31, 45, 77, 0.14); --shadow: 0 24px 60px -32px rgba(31, 45, 77, 0.35);
  --font-body: 'BIZ UDPGothic', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', sans-serif;
  --font-mono: 'DM Mono', ui-monospace, 'SF Mono', Menlo, monospace;
  --gutter: clamp(20px, 5vw, 72px); --maxw: 1120px; --nav-h: 68px;
  --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-h) + 16px); }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body.mirara { margin: 0; background: var(--bg); color: var(--ink); font-family: var(--font-body); font-size: 16px; line-height: 1.9; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
p { margin: 0; }
h1, h2, h3, h4 { margin: 0; font-weight: 700; letter-spacing: 0.01em; color: var(--navy); }
img, svg { display: block; max-width: 100%; height: auto; }
figure { margin: 0; }
.skip { position: absolute; left: 12px; top: -48px; padding: 8px 14px; background: var(--navy); color: #fff; border-radius: 6px; z-index: 1000; }
.skip:focus { top: 12px; }
:focus-visible { outline: 2px solid var(--blue); outline-offset: 3px; }

.m-wrap { width: min(var(--maxw), 100% - var(--gutter) * 2); margin-inline: auto; }

/* アイコン */
.m-ic { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; color: var(--navy); flex: none; }
.m-ic--lg { width: 44px; height: 44px; padding: 10px; border-radius: 12px; background: var(--blue-soft); color: var(--navy); }

/* ナビ */
.m-nav { position: sticky; top: 0; z-index: 100; background: color-mix(in srgb, var(--bg) 90%, transparent); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); border-bottom: 1px solid transparent; transition: border-color 0.3s; }
.m-nav.is-scrolled { border-color: var(--line); }
.m-nav-in { width: min(var(--maxw), 100% - var(--gutter) * 2); margin-inline: auto; height: var(--nav-h); display: flex; align-items: center; gap: 28px; }
.m-brand img { height: 30px; width: auto; }
.m-links { display: flex; gap: 22px; margin-left: auto; font-size: 14px; font-weight: 700; color: var(--navy); }
.m-links a { padding: 6px 0; border-bottom: 2px solid transparent; transition: border-color 0.3s; }
.m-links a:hover { border-color: var(--blue); }

/* ボタン */
.m-btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 50px; padding: 0 24px; border-radius: 8px; background: var(--navy); color: #fff; font-weight: 700; font-size: 15px; border: 1.5px solid var(--navy); cursor: pointer; font-family: inherit; transition: transform 0.3s var(--ease), background-color 0.3s, color 0.3s, border-color 0.3s; }
.m-btn:hover { transform: translateY(-1px); background: #2A3D66; border-color: #2A3D66; }
.m-btn--ghost { background: transparent; color: var(--navy); }
.m-btn--ghost:hover { background: var(--blue-soft); }
.m-btn--small { min-height: 40px; padding: 0 16px; font-size: 14px; }
.m-btn:disabled { opacity: 0.6; cursor: default; transform: none; }
.m-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }

/* 見出し */
.m-eyebrow { display: inline-block; font-size: 13px; font-weight: 700; color: var(--blue); letter-spacing: 0.06em; padding-left: 12px; border-left: 3px solid var(--blue); line-height: 1.3; }
.m-h1 { font-size: clamp(30px, 3.4vw, 46px); line-height: 1.45; margin-top: 18px; }
.m-h2 { font-size: clamp(26px, 2.6vw, 36px); line-height: 1.45; margin-top: 12px; }
.m-h3 { font-size: clamp(20px, 1.8vw, 24px); margin-top: 60px; }
.m-note { margin-top: 20px; padding: 12px 16px; border-radius: 8px; background: var(--blue-soft); color: var(--navy); font-size: 14.5px; }

/* 冒頭 */
.m-hero { padding: clamp(32px, 5vw, 72px) 0 clamp(40px, 6vw, 80px); }
.m-hero-grid { display: grid; grid-template-columns: minmax(0, 6fr) minmax(0, 7fr); gap: clamp(32px, 5vw, 64px); align-items: center; }
.m-logo { width: min(100%, 300px); margin-top: 22px; }
.m-lead { margin-top: 22px; font-weight: 700; font-size: clamp(16px, 1.25vw, 18px); line-height: 2; color: var(--ink); }
.m-body { margin-top: 16px; color: var(--ink-2); max-width: 38em; }
.m-br { display: none; }
.m-frame { border-radius: 14px; border: 1px solid var(--line); background: #fff; box-shadow: var(--shadow); overflow: hidden; }
.m-frame-bar { display: flex; gap: 6px; padding: 10px 12px; background: var(--bg-2); border-bottom: 1px solid var(--line); }
.m-frame-bar i { width: 9px; height: 9px; border-radius: 50%; background: #D4D8E0; display: block; }
.m-cap { margin-top: 10px; font-size: 13px; color: var(--mute); line-height: 1.7; }
.m-quick { list-style: none; margin: clamp(32px, 4vw, 56px) 0 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.m-quick a { display: grid; grid-template-columns: 24px 1fr; grid-template-rows: auto auto; column-gap: 12px; align-items: center; padding: 16px 18px; border: 1.5px solid var(--line); border-radius: 12px; background: #fff; transition: border-color 0.3s, transform 0.3s var(--ease); }
.m-quick a:hover { border-color: var(--blue); transform: translateY(-2px); }
.m-quick .m-ic { grid-row: 1 / span 2; }
.m-quick span { font-weight: 700; color: var(--navy); line-height: 1.5; }
.m-quick small { font-size: 12.5px; color: var(--mute); line-height: 1.5; }

/* 区切り */
.m-sec { padding: clamp(56px, 8vw, 104px) 0; }
.m-sec--tint { background: var(--bg-2); }
.m-sec-head { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 32px; align-items: end; }
.m-illust { width: 100%; }

/* 困りごと */
.m-issues { list-style: none; margin: 36px 0 0; padding: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.m-issues li { display: grid; grid-template-columns: 44px 1fr; gap: 18px; padding: 22px 24px; border: 1.5px solid var(--line); border-radius: 12px; background: #fff; }
.m-issues h3 { font-size: 17.5px; line-height: 1.6; }
.m-issues p { margin-top: 8px; color: var(--ink-2); font-size: 15px; }

/* できること */
.m-feature { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(24px, 4vw, 56px); align-items: center; margin-top: clamp(36px, 5vw, 64px); }
.m-feature--rev .m-feature-text { order: 2; }
.m-feature h3 { display: flex; align-items: center; gap: 12px; font-size: clamp(21px, 1.9vw, 26px); }
.m-feature h3 .m-ic { width: 30px; height: 30px; }
.m-feature p { margin-top: 14px; color: var(--ink-2); }
.m-shot img { border-radius: 12px; border: 1px solid var(--line); background: #fff; box-shadow: var(--shadow); }
.m-shot--paper img { border: 0; box-shadow: none; }
/* 2 枚組: 重ねずに横に並べ、2 枚目を少し下げる（文字と重ならない） */
.m-shot--duo { display: grid; grid-template-columns: 56% 1fr; gap: 14px; align-items: start; }
.m-shot--duo .m-shot-sub { margin-top: 14%; }
.m-shot--duo-b { grid-template-columns: 52% 1fr; }
.m-shot--duo-b .m-shot-sub { margin-top: 48%; }
.m-shot--duo .m-cap { grid-column: 1 / -1; }
.m-vr { margin-top: clamp(40px, 6vw, 72px); padding: clamp(22px, 3vw, 36px); border-radius: 16px; background: #fff; border: 1.5px solid var(--line); display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(24px, 4vw, 48px); align-items: center; }
.m-vr h3 { display: flex; align-items: center; gap: 12px; font-size: clamp(20px, 1.8vw, 24px); }
.m-vr h3 .m-ic { width: 30px; height: 30px; }
.m-vr p { margin-top: 12px; color: var(--ink-2); }
.m-vr-fig { display: grid; grid-template-columns: 1fr 30%; gap: 14px; align-items: end; }
.m-vr-scene { border-radius: 12px; border: 1px solid var(--line); box-shadow: var(--shadow); }
.m-vr-tile { padding: 10px 10px 12px; border-radius: 12px; border: 1.5px solid var(--line); background: #fff; }
.m-vr-tile figcaption { margin-top: 6px; font-size: 12.5px; font-weight: 700; color: var(--navy); line-height: 1.5; }
.m-vr-tile figcaption small { display: block; font-weight: 400; color: var(--mute); font-size: 11px; }

/* 流れ */
/* 流れ: 大きな番号 → アイコン → ラベル。カードの間に小さな山形で向きを示す */
.m-steps { list-style: none; margin: 36px 0 0; padding: 0; display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 14px; counter-reset: none; }
.m-steps li { position: relative; display: grid; grid-template-rows: auto 1fr; gap: 14px; padding: 18px 16px 20px; border: 1.5px solid var(--line); border-radius: 14px; background: #fff; transition: border-color 0.3s, transform 0.3s var(--ease); }
.m-steps li:hover { border-color: var(--blue); transform: translateY(-2px); }
.m-steps li:not(:last-child)::after { content: ''; position: absolute; right: -11px; top: 50%; width: 8px; height: 8px; border-top: 1.5px solid #B8C3D6; border-right: 1.5px solid #B8C3D6; transform: translateY(-50%) rotate(45deg); }
.m-step-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 8px; }
.m-step-n { font-family: var(--font-body); font-weight: 700; font-variant-numeric: tabular-nums; font-size: 40px; line-height: 0.9; letter-spacing: -0.02em; color: var(--blue); }
.m-step-ic { width: 42px; height: 42px; border-radius: 12px; background: var(--blue-soft); display: grid; place-items: center; flex: none; }
.m-step-ic .m-ic { width: 22px; height: 22px; }
.m-step-label { font-weight: 700; font-size: 15px; line-height: 1.6; color: var(--navy); align-self: end; }
.m-promises { list-style: none; margin: 20px 0 0; padding: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.m-promises li { display: grid; grid-template-columns: 44px 1fr; gap: 18px; padding: 22px 24px; border-radius: 12px; background: var(--bg-2); }
.m-promises h4 { font-size: 17.5px; }
.m-promises p { margin-top: 8px; color: var(--ink-2); font-size: 15px; }

/* 実証 */
.m-trial-grid { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: clamp(32px, 5vw, 64px); align-items: start; }
.m-trial-fig { position: sticky; top: calc(var(--nav-h) + 24px); padding: 20px; background: #fff; border-radius: 16px; border: 1.5px solid var(--line); }
.m-dl { margin: 28px 0 0; display: grid; gap: 0; border-top: 1px solid var(--line); }
.m-dl > div { display: grid; grid-template-columns: 160px minmax(0, 1fr); gap: 20px; padding: 16px 0; border-bottom: 1px solid var(--line); }
.m-dl dt { font-weight: 700; color: var(--navy); }
.m-dl dd { margin: 0; color: var(--ink-2); }

/* 締め・フォーム */
.m-close-grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: clamp(32px, 5vw, 72px); align-items: start; }
.m-contact-alt { margin-top: 16px; font-size: 15px; color: var(--ink-2); }
.m-contact-alt a { border-bottom: 1.5px solid var(--navy); color: var(--navy); }
.m-form-card { background: #fff; border: 1.5px solid var(--line); border-radius: 16px; padding: clamp(18px, 2.4vw, 30px); position: relative; box-shadow: var(--shadow); }
.m-field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 14px; min-width: 0; }
.m-field-row { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 0 16px; }
.m-field label { font-size: 13.5px; font-weight: 700; color: var(--navy); }
.m-req { color: var(--blue); margin-left: 4px; }
.m-field input, .m-field select, .m-field textarea { width: 100%; min-width: 0; font: inherit; font-size: 16px; padding: 10px 12px; border: 1.5px solid var(--line); border-radius: 8px; background: #fff; color: var(--ink); transition: border-color 0.3s; }
.m-field input:focus, .m-field select:focus, .m-field textarea:focus { outline: none; border-color: var(--blue); }
.m-field select { -webkit-appearance: none; appearance: none; background: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'><path d='M4 6l4 4 4-4' fill='none' stroke='%231F2D4D' stroke-width='1.6'/></svg>") right 12px center / 16px no-repeat; padding-right: 36px; }
.m-field textarea { resize: vertical; min-height: 96px; }
.m-hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.m-form-foot { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-top: 6px; }
.m-form-foot small { font-size: 12.5px; color: var(--mute); }
.m-form-foot small a { border-bottom: 1px solid var(--line); }
.m-status { margin-top: 12px; font-size: 14px; color: var(--ink-2); min-height: 1.4em; }
.m-thanks h3 { font-size: 22px; }
.m-thanks p { margin-top: 10px; color: var(--ink-2); }
form.is-sent { display: none; }

/* フッター */
.m-footer { border-top: 1px solid var(--line); padding: 40px 0 48px; font-size: 13px; color: var(--mute); }
.m-footer-in { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 24px 48px; align-items: start; }
.m-footer-mirara { height: 26px; width: auto; margin-bottom: 14px; }
.m-footer-links { list-style: none; margin: 0; padding: 0; display: flex; gap: 20px; }
.m-footer-links a { color: var(--navy); border-bottom: 1px solid transparent; }
.m-footer-links a:hover { border-color: var(--navy); }
.m-copy { grid-column: 1 / -1; font-family: var(--font-mono); font-size: 11.5px; }

/* タブレット */
@media (max-width: 960px) {
  .m-hero-grid, .m-close-grid, .m-trial-grid, .m-vr { grid-template-columns: 1fr; }
  .m-feature { grid-template-columns: 1fr; gap: 20px; }
  .m-feature--rev .m-feature-text { order: 0; }
  .m-steps { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .m-steps li:nth-child(3n)::after { display: none; }
  .m-quick { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .m-sec-head { grid-template-columns: 1fr; }
  .m-illust { max-width: 640px; }
  .m-trial-fig { position: static; }
}
/* スマホ */
@media (max-width: 640px) {
  :root { --nav-h: 60px; }
  body.mirara { font-size: 15.5px; line-height: 1.85; }
  .m-links { display: none; }
  .m-brand img { height: 26px; }
  .m-btn--small { margin-left: auto; }
  .m-h1 { font-size: 27px; }
  .m-logo { width: 220px; }
  .m-br { display: inline; }
  .m-lead { font-size: 16px; }
  .m-actions .m-btn { width: 100%; }
  .m-quick { grid-template-columns: 1fr 1fr; gap: 8px; }
  .m-quick a { padding: 12px 12px; column-gap: 10px; }
  .m-quick small { display: none; }
  .m-issues, .m-promises { grid-template-columns: 1fr; }
  .m-issues li, .m-promises li { grid-template-columns: 40px 1fr; gap: 14px; padding: 18px; }
  .m-ic--lg { width: 40px; height: 40px; padding: 9px; }
  .m-steps { grid-template-columns: 1fr; gap: 10px; }
  .m-steps li { grid-template-rows: none; grid-template-columns: 56px 1fr; grid-template-areas: 'top label'; align-items: center; gap: 14px; padding: 14px 16px; }
  .m-steps li::after { display: none; }
  .m-step-top { grid-area: top; flex-direction: column; align-items: flex-start; gap: 6px; }
  .m-step-n { font-size: 30px; }
  .m-step-ic { width: 34px; height: 34px; border-radius: 9px; }
  .m-step-ic .m-ic { width: 18px; height: 18px; }
  .m-step-label { grid-area: label; align-self: center; }
  .m-dl > div { grid-template-columns: 1fr; gap: 4px; padding: 14px 0; }
  .m-field-row { grid-template-columns: 1fr; }
  .m-footer-in { grid-template-columns: 1fr; }
  .m-footer-links { flex-wrap: wrap; gap: 12px 18px; }
  .m-vr-fig { grid-template-columns: 1fr; justify-items: end; }
  .m-vr-tile { width: 60%; }
  .m-shot--duo { grid-template-columns: 58% 1fr; gap: 10px; }
  .m-shot--duo .m-shot-sub { margin-top: 10%; }
  .m-shot--duo-b .m-shot-sub { margin-top: 36%; }
}