/*
Theme Name: ナザシ（NAZASHI）
Theme URI: https://aio-check.net/
Description: AIO（AI最適化）支援サービス ナザシ（NAZASHI）のLP・コラム用テーマ。AIの回答と引用を見せ方の軸にした v5 デザイン。
Author: ナザシ（NAZASHI）
Version: 2.0.0
Requires at least: 6.4
Requires PHP: 8.0
License: Proprietary
Text Domain: aio-lab
*/

/* ==========================================================
   ナザシ テーマ — style.css（v5：AIの回答と引用を見せ方の軸にする）
   色は4つだけ。Marker（黄）は「AIに選ばれた箇所」にしか使わない
   ========================================================== */

:root {
  --ink: #101a33;
  --ink-2: #1b2747;
  --paper: #f3f5f8;
  --surface: #ffffff;
  --signal: #2648e8;
  --signal-deep: #1a36c4;
  --signal-on-ink: #8ea3ff;
  --marker: #ffe14d;
  --rule: #d5dbe6;
  --rule-strong: #b8c1d3;
  --muted: #56617c;
  --on-ink: #e9edf5;
  --on-ink-muted: #a3adc4;
  --rule-on-ink: rgba(233, 237, 245, 0.16);
  --danger: #c4283a;

  --font-jp: "Zen Kaku Gothic New", "Hiragino Sans", "Noto Sans JP", sans-serif;
  --font-latin: "Instrument Sans", "Zen Kaku Gothic New", sans-serif;

  --step--1: 13px;
  --step-0: 16px;
  --step-1: 19px;
  --step-2: 24px;
  --step-3: clamp(26px, 3.2vw, 40px);
  --step-4: clamp(30px, 4.4vw, 56px);

  --container: 1240px;
  --gutter: 40px;
  --rail: 200px;
  --radius-s: 8px;
  --radius-m: 14px;
  --radius-l: 22px;
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---------- リセット・基本 ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 88px;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font-jp);
  font-size: var(--step-0);
  font-weight: 500;
  line-height: 1.9;
  letter-spacing: 0.04em;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  font-feature-settings: "palt" 1;
  line-break: strict;
  text-wrap: pretty;
  text-rendering: optimizeLegibility;
}

/* 見出しと短いラベルは文節で折り返す（長い本文は通常の折り返しのまま） */
h1, h2, h3,
.hero-lead,
.figure-label,
.compare-panel-foot,
.compare-ai-text,
.middle-cta-text,
.diagnosis-result-text {
  word-break: auto-phrase;
  text-wrap: balance;
}

h1, h2, h3, p, ul, ol, dl, dd, fieldset, legend, figure {
  margin: 0;
  padding: 0;
}

fieldset {
  border: 0;
  min-width: 0;
}

ul, ol {
  list-style: none;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
  color: inherit;
  cursor: pointer;
}

mark {
  color: inherit;
  background: none;
}

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

.skip-link {
  position: absolute;
  left: 16px;
  top: -60px;
  z-index: 100;
  padding: 10px 16px;
  background: var(--ink);
  color: var(--on-ink);
  border-radius: var(--radius-s);
  font-weight: 700;
}

.skip-link:focus {
  top: 12px;
}

.container {
  max-width: calc(var(--container) + var(--gutter) * 2);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.only-narrow {
  display: none;
}

/* ---------- マーカー（AIに選ばれた箇所の印） ---------- */
.marker {
  background-image: linear-gradient(var(--marker), var(--marker));
  background-repeat: no-repeat;
  background-position: 0 88%;
  background-size: 100% 0.42em;
  padding-inline: 0.04em;
  -webkit-box-decoration-break: clone;
  box-decoration-break: clone;
  white-space: nowrap;
}

/* ---------- ボタン・リンク ---------- */
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 56px;
  padding: 14px 30px;
  border-radius: var(--radius-s);
  border: 1.5px solid transparent;
  font-weight: 700;
  font-size: var(--step-0);
  line-height: 1.3;
  letter-spacing: 0.04em;
  text-align: center;
  transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.2s var(--ease-out);
}

.button:active {
  transform: translateY(1px);
}

.button-signal {
  background: var(--signal);
  color: #fff;
}

.button-signal:hover {
  background: var(--signal-deep);
}

.button-ink {
  background: var(--ink);
  color: var(--on-ink);
}

.button-ink:hover {
  background: var(--signal);
  color: #fff;
}

.button-outline {
  border-color: var(--rule-strong);
  color: var(--ink);
}

.button-outline:hover {
  border-color: var(--ink);
  background: var(--ink);
  color: var(--on-ink);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  padding-block: 6px;
  background-image: linear-gradient(currentColor, currentColor);
  background-repeat: no-repeat;
  background-position: 0 100%;
  background-size: 100% 1.5px;
  transition: background-size 0.3s var(--ease-out), color 0.2s ease;
}

.text-link:hover {
  color: var(--signal);
  background-size: 0 1.5px;
  background-position: 100% 100%;
}

.text-link-light:hover {
  color: var(--signal-on-ink);
}

/* ---------- ヘッダー ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(243, 245, 248, 0.86);
  -webkit-backdrop-filter: blur(14px) saturate(1.4);
  backdrop-filter: blur(14px) saturate(1.4);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s ease, background-color 0.3s ease, color 0.3s ease;
}

.site-header.is-scrolled {
  border-bottom-color: var(--rule);
}

.site-header.is-on-ink {
  background: rgba(16, 26, 51, 0.88);
  border-bottom-color: var(--rule-on-ink);
  color: var(--on-ink);
}

.site-header.is-on-ink .site-nav-list a {
  color: var(--on-ink-muted);
}

.site-header.is-on-ink .site-nav-list a:hover {
  color: var(--on-ink);
}

.site-header.is-on-ink .button-header {
  background: var(--on-ink);
  color: var(--ink);
}

.site-header.is-on-ink .site-logo-image-dark {
  display: none;
}

.site-header.is-on-ink .site-logo-image-light {
  display: block;
}

.site-header.is-on-ink .site-logo-tagline {
  color: var(--on-ink-muted);
  border-left-color: var(--rule-on-ink);
}

.site-header.is-on-ink .nav-toggle span {
  background: var(--on-ink);
}

.site-header-inner {
  max-width: calc(var(--container) + var(--gutter) * 2);
  margin-inline: auto;
  padding-inline: var(--gutter);
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.site-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.site-logo-image {
  height: 36px;
  width: auto;
}

.site-logo-image-light {
  display: none;
}

.site-logo-tagline {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--muted);
  white-space: nowrap;
  padding-left: 12px;
  border-left: 1px solid var(--rule-strong);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 36px;
}

.site-nav-list {
  display: flex;
  gap: 28px;
  font-size: 14px;
  font-weight: 700;
}

.site-nav-list a {
  padding-block: 6px;
  color: var(--muted);
  transition: color 0.2s ease;
}

.site-nav-list a:hover {
  color: var(--ink);
}

.button-header {
  min-height: 44px;
  padding: 10px 20px;
  font-size: 14px;
}

.nav-toggle {
  display: none;
}

/* ---------- ヒーロー ---------- */
.hero {
  padding-block: clamp(40px, 6vw, 88px) 0;
  overflow: hidden;
  /* 方眼とノイズを、ほとんど見えない濃さで敷く。下に向かって Paper に溶かす */
  background-color: var(--paper);
  background-image:
    linear-gradient(180deg, var(--paper) 0, rgba(243, 245, 248, 0) 14%, rgba(243, 245, 248, 0) 48%, var(--paper) 96%),
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .06 0 0 0 0 .1 0 0 0 0 .2 .1 0 0 0 -.03'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E"),
    linear-gradient(rgba(16, 26, 51, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(16, 26, 51, 0.045) 1px, transparent 1px);
  background-size: 100% 100%, 180px 180px, 40px 40px, 40px 40px;
  background-position: 0 0, 0 0, center -1px, center 0;
}

.hero-inner {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  column-gap: 0;
}

/* 利用者の質問：チャットの右側の吹き出し */
.hero-prompt {
  grid-column: 1 / -1;
  justify-self: end;
  display: flex;
  align-items: center;
  gap: 14px;
  max-width: 100%;
  margin-bottom: clamp(28px, 4vw, 48px);
}

.hero-prompt-text {
  background: var(--surface);
  border: 1px solid var(--rule);
  border-radius: var(--radius-l) var(--radius-l) 6px var(--radius-l);
  padding: 15px 26px;
  font-size: var(--step-1);
  font-weight: 700;
  line-height: 1.6;
  letter-spacing: 0.03em;
  box-shadow: 0 1px 2px rgba(16, 26, 51, 0.04), 0 14px 32px -18px rgba(16, 26, 51, 0.22);
}

.hero-prompt-avatar {
  order: 2;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--rule);
  flex-shrink: 0;
  background-image: radial-gradient(circle at 50% 38%, var(--rule-strong) 0 6px, transparent 6.5px),
    radial-gradient(ellipse at 50% 100%, var(--rule-strong) 0 12px, transparent 12.5px);
}

.hero-answer-block {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  align-items: start;
}

.hero-answer-avatar {
  width: 40px;
  height: 40px;
  margin-top: 0.3em;
  border-radius: 11px;
  background:
    linear-gradient(var(--marker), var(--marker)) 8px 23px / 24px 7px no-repeat,
    linear-gradient(var(--on-ink), var(--on-ink)) 8px 12px / 15px 4px no-repeat,
    var(--ink);
}

.hero-answer {
  font-size: clamp(34px, 8.1vw, 120px);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.04em;
  font-feature-settings: "palt" 1;
}

.hero-answer-line {
  display: block;
  white-space: nowrap;
}

.hero-answer.is-long .hero-answer-line,
.hero-answer.is-long .marker {
  white-space: normal;
}

.hero-answer .marker {
  background-size: 100% 0.3em;
  background-position: 0 86%;
}

.hero-meta {
  grid-column: 2;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px 32px;
  margin-top: clamp(20px, 2.4vw, 32px);
}

.hero-citations {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

/* 回答の社名を自分の会社名に差し替えてみる入力欄 */
.hero-try {
  display: flex;
  align-items: center;
  gap: 12px;
  white-space: nowrap;
  font-size: var(--step--1);
  font-weight: 700;
  color: var(--muted);
}

.hero-try-input {
  width: 13em;
  min-height: 40px;
  padding: 6px 14px;
  border: 0;
  border-bottom: 1.5px solid var(--rule-strong);
  border-radius: 0;
  background: transparent;
  font: inherit;
  font-size: 15px;
  color: var(--ink);
  transition: border-color 0.2s ease, background-color 0.2s ease;
}

.hero-try-input::placeholder {
  color: #8a93a8;
}

.hero-try-input:hover {
  border-bottom-color: var(--ink);
}

.hero-try-input:focus {
  outline: none;
  border-bottom-color: var(--signal);
  background: rgba(255, 225, 77, 0.28);
}

.citation-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px 6px 8px;
  border-radius: 999px;
  background: var(--surface);
  border: 1px solid var(--rule);
  font-size: var(--step--1);
  font-weight: 700;
  line-height: 1.5;
  font-family: var(--font-latin), var(--font-jp);
}

.citation-chip-favicon {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--signal);
}

.citation-chip-quiet {
  padding-left: 14px;
  color: var(--muted);
  font-weight: 500;
  background: transparent;
}

.hero-foot {
  grid-column: 2;
  display: grid;
  grid-template-columns: minmax(0, 31em) auto;
  justify-content: space-between;
  align-items: center;
  gap: 12px 48px;
  margin-top: clamp(40px, 5vw, 64px);
  padding-top: clamp(28px, 3vw, 40px);
  border-top: 1px solid var(--rule);
}

.hero-lead {
  grid-row: span 2;
  font-size: 17px;
  line-height: 2;
  color: var(--ink);
}

.hero-action {
  display: flex;
  align-items: center;
  gap: 28px;
  flex-wrap: wrap;
}

.hero-note {
  grid-column: 2;
  font-size: var(--step--1);
  color: var(--muted);
}

.hero-facts {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: clamp(48px, 6vw, 80px);
  border-top: 1px solid var(--rule-strong);
}

.hero-fact {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 28px 26px 0;
}

.hero-fact + .hero-fact {
  padding-left: 28px;
  border-left: 1px solid var(--rule);
}

.hero-fact dt {
  font-size: 14px;
  font-weight: 700;
  color: var(--muted);
}

.hero-fact dd {
  font-size: 15px;
  font-weight: 700;
  white-space: nowrap;
}

.figure {
  font-family: var(--font-latin);
  font-weight: 600;
  font-size: 40px;
  line-height: 1;
  letter-spacing: -0.03em;
  margin-inline: 0.06em 0.12em;
}

/* 回答のストリーミング（JSが文字を分割して1度だけ再生する） */
.is-streaming .hero-answer {
  visibility: hidden;
}

.is-streaming .hero-answer.is-ready {
  visibility: visible;
}

.stream-char {
  opacity: 0;
  transition: opacity 0.12s linear;
}

.stream-char.is-shown {
  opacity: 1;
}

.stream-caret {
  display: inline-block;
  width: 0.08em;
  height: 0.86em;
  margin-left: 0.04em;
  vertical-align: -0.06em;
  background: var(--signal);
  animation: caret-blink 1s steps(1) infinite;
}

@keyframes caret-blink {
  50% { opacity: 0; }
}

.is-streaming .hero-answer .marker {
  background-size: 0 0.3em;
  transition: background-size 0.7s var(--ease-out);
}

.is-streaming .hero-answer .marker.is-marked {
  background-size: 100% 0.3em;
}

.is-streaming .hero-prompt,
.is-streaming .hero-citations .citation-chip {
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.5s ease, transform 0.5s var(--ease-out);
}

.is-streaming .hero-prompt.is-shown,
.is-streaming .hero-citations .citation-chip.is-shown {
  opacity: 1;
  transform: none;
}

/* ---------- セクション共通 ---------- */
.section {
  padding-block: clamp(88px, 11vw, 160px);
}

/* 左の余白に章の名前を置き、本文は右の列から始める */
.section-head {
  display: grid;
  grid-template-columns: var(--rail) minmax(0, 1fr);
  column-gap: 0;
  align-items: baseline;
  margin-bottom: clamp(48px, 6vw, 80px);
}

.section-kicker {
  grid-column: 1;
  grid-row: 1;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 700;
  color: var(--muted);
  padding-top: 0.5em;
}

.section-kicker::before {
  content: "";
  width: 14px;
  height: 1.5px;
  background: currentColor;
}

.section-title {
  grid-column: 2;
  grid-row: 1;
  font-size: var(--step-4);
  font-weight: 900;
  line-height: 1.32;
  letter-spacing: -0.02em;
  font-feature-settings: "palt" 1;
  max-width: 18em;
}

.section-lead {
  grid-column: 2;
  max-width: 36em;
  margin-top: 24px;
  color: var(--muted);
}

/* ---------- PROBLEM ---------- */
.section-problem {
  background: var(--surface);
}

.figure-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1.5px solid var(--ink);
}

.figure-item {
  padding: 32px 32px 8px 0;
}

.figure-item + .figure-item {
  padding-left: 32px;
  border-left: 1px solid var(--rule);
}

.figure-number {
  font-family: var(--font-latin);
  font-weight: 600;
  font-size: clamp(64px, 8vw, 112px);
  line-height: 1;
  letter-spacing: -0.05em;
  display: flex;
  align-items: baseline;
}

.figure-unit {
  font-family: var(--font-jp);
  font-weight: 900;
  font-size: 0.26em;
  letter-spacing: 0;
  margin-left: 0.2em;
}

.cite {
  margin-left: 6px;
  font-size: 12px;
  line-height: 1;
  letter-spacing: 0;
  vertical-align: 0.35em;
}

.cite a {
  display: inline-grid;
  place-items: center;
  min-width: 20px;
  height: 20px;
  padding-inline: 5px;
  border-radius: 6px;
  background: var(--paper);
  border: 1px solid var(--rule);
  color: var(--signal);
  font-family: var(--font-latin);
  font-weight: 700;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.cite a:hover {
  background: var(--signal);
  border-color: var(--signal);
  color: #fff;
}

.figure-label {
  margin-top: 20px;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.6;
}

.figure-text {
  margin-top: 10px;
  font-size: 15px;
  color: var(--muted);
  max-width: 24em;
}

.source-list {
  counter-reset: source;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 28px;
  margin-top: 40px;
  padding-top: 16px;
  border-top: 1px solid var(--rule);
  font-size: var(--step--1);
  color: var(--muted);
}

.source-list li {
  counter-increment: source;
  display: flex;
  gap: 8px;
}

.source-list li::before {
  content: counter(source);
  font-family: var(--font-latin);
  font-weight: 700;
  color: var(--signal);
}

.source-list li:target {
  color: var(--ink);
  background: linear-gradient(transparent 60%, var(--marker) 60%);
}

.compare {
  display: grid;
  grid-template-columns: var(--rail) minmax(0, 1fr) minmax(0, 1.25fr);
  gap: 48px;
  align-items: center;
  margin-top: clamp(96px, 12vw, 168px);
}

.compare-text {
  grid-column: 2;
}

.compare-title {
  font-size: clamp(24px, 2.5vw, 34px);
  font-weight: 900;
  line-height: 1.45;
  letter-spacing: -0.02em;
  font-feature-settings: "palt" 1;
}

.compare-lead {
  margin-top: 24px;
  color: var(--muted);
}

.compare-visual {
  grid-column: 3;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
  gap: 16px;
  align-items: stretch;
}

.compare-panel {
  border-radius: var(--radius-m);
  padding: 22px 22px 20px;
  display: flex;
  flex-direction: column;
}

.compare-panel-label {
  font-size: var(--step--1);
  font-weight: 700;
  margin-bottom: 18px;
}

.compare-panel-foot {
  margin-top: auto;
  padding-top: 18px;
  font-size: var(--step--1);
  line-height: 1.6;
}

.compare-panel-serp {
  background: var(--paper);
  color: var(--muted);
}

.serp-list {
  display: grid;
  gap: 14px;
}

.serp-list li {
  display: grid;
  gap: 6px;
}

.serp-list li span {
  display: block;
  height: 7px;
  border-radius: 4px;
  background: var(--rule);
}

.serp-list li span:first-child {
  width: 72%;
  background: var(--rule-strong);
}

.serp-list li span:last-child {
  width: 92%;
}

.serp-list li:nth-child(even) span:first-child {
  width: 58%;
}

.serp-list .serp-you span:first-child {
  height: auto;
  width: auto;
  background: none;
  font-size: var(--step--1);
  font-weight: 700;
  line-height: 1.4;
  color: var(--ink);
}

.compare-panel-ai {
  background: var(--ink);
  color: var(--on-ink);
}

.compare-panel-ai .compare-panel-label {
  color: var(--on-ink-muted);
}

.compare-ai-text {
  font-size: var(--step-1);
  font-weight: 700;
  line-height: 1.8;
}

.compare-ai-text .marker {
  color: var(--ink);
  background-size: 100% 100%;
  background-position: 0 0;
  padding-inline: 0.2em;
  border-radius: 3px;
}

.compare-panel-ai .compare-panel-foot {
  color: var(--on-ink-muted);
}

/* ---------- SERVICE ---------- */
.section-service {
  background: var(--ink);
  color: var(--on-ink);
}

.service-inner {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: 64px;
  align-items: start;
}

.section-head-sticky {
  position: sticky;
  top: 120px;
  grid-template-columns: minmax(0, 1fr);
  margin-bottom: 0;
}

.section-head-sticky .section-kicker,
.section-head-sticky .section-title,
.section-head-sticky .section-lead {
  grid-column: 1;
  grid-row: auto;
}

.section-head-sticky .section-title,
.faq-inner .section-title {
  font-size: clamp(30px, 3.4vw, 48px);
}

.section-head-sticky .section-kicker {
  padding-top: 0;
  margin-bottom: 20px;
}

.section-service .section-kicker,
.section-service .section-lead {
  color: var(--on-ink-muted);
}

/* 5つの土台を積み上げた図。表示中の土台が光る */
.stack-figure {
  display: flex;
  flex-direction: column-reverse;
  gap: 6px;
  margin-top: 48px;
  width: min(100%, 300px);
}

.stack-figure span {
  height: 14px;
  border-radius: 4px;
  background: var(--rule-on-ink);
  transition: background-color 0.4s ease;
}

.stack-figure span:nth-child(1) { width: 100%; }
.stack-figure span:nth-child(2) { width: 88%; }
.stack-figure span:nth-child(3) { width: 76%; }
.stack-figure span:nth-child(4) { width: 64%; }
.stack-figure span:nth-child(5) { width: 52%; }

.stack-figure span.is-done {
  background: var(--signal);
}

.stack-figure span.is-current {
  background: var(--marker);
}

.pillar-list {
  border-top: 1px solid var(--rule-on-ink);
}

.pillar {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr);
  gap: 24px;
  padding-block: 40px 44px;
  border-bottom: 1px solid var(--rule-on-ink);
}

.pillar-number {
  font-family: var(--font-latin);
  font-weight: 500;
  font-size: 64px;
  line-height: 0.9;
  letter-spacing: -0.04em;
  color: var(--signal-on-ink);
}

.pillar-title {
  font-size: var(--step-2);
  font-weight: 900;
  line-height: 1.4;
  letter-spacing: 0.01em;
}

.pillar-text {
  margin-top: 12px;
  color: var(--on-ink-muted);
  max-width: 30em;
}

/* ---------- SELF CHECK ---------- */
.diagnosis-box {
  margin-left: var(--rail);
  background: var(--surface);
  border-radius: var(--radius-l);
  border: 1px solid var(--rule);
  overflow: hidden;
}

.diagnosis-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 16px 40px;
  padding: 28px 36px;
}

.diagnosis-row + .diagnosis-row {
  border-top: 1px solid var(--rule);
}

.diagnosis-question {
  float: left;
  width: 100%;
  display: flex;
  gap: 18px;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.7;
}

.diagnosis-number {
  font-family: var(--font-latin);
  font-weight: 600;
  font-size: 22px;
  line-height: 1.3;
  color: var(--signal);
  flex-shrink: 0;
  min-width: 18px;
}

.diagnosis-options {
  display: inline-flex;
  padding: 4px;
  gap: 4px;
  border-radius: 12px;
  background: var(--paper);
  border: 1px solid var(--rule);
}

.diagnosis-option {
  min-height: 44px;
  padding: 8px 20px;
  border: 0;
  border-radius: 9px;
  background: transparent;
  font-size: 15px;
  font-weight: 700;
  white-space: nowrap;
  color: var(--muted);
  transition: background-color 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
}

.diagnosis-option:hover {
  color: var(--ink);
}

.diagnosis-option.is-selected {
  background: var(--ink);
  color: var(--on-ink);
}

.diagnosis-result {
  background: var(--ink);
  color: var(--on-ink);
  padding: 32px 36px 36px;
  display: grid;
  gap: 12px;
  justify-items: start;
  animation: result-in 0.5s var(--ease-out);
}

.diagnosis-result[hidden] {
  display: none;
}

@keyframes result-in {
  from { opacity: 0; transform: translateY(-6px); }
}

.diagnosis-result-meter {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 14px;
  font-weight: 700;
  color: var(--on-ink-muted);
}

.diagnosis-result-meter .meter {
  display: inline-flex;
  gap: 4px;
}

.diagnosis-result-meter .meter i {
  width: 28px;
  height: 8px;
  border-radius: 3px;
  background: var(--rule-on-ink);
}

.diagnosis-result-meter .meter i.is-on {
  background: var(--marker);
}

.diagnosis-result-text {
  font-size: var(--step-1);
  font-weight: 700;
  line-height: 1.8;
  max-width: 36em;
  margin-bottom: 4px;
}

.url-check {
  margin-left: var(--rail);
  margin-top: 24px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 32px 56px;
  align-items: center;
  padding: 40px 36px;
  border-radius: var(--radius-l);
  border: 1.5px dashed var(--rule-strong);
}

.url-check-title {
  font-size: var(--step-2);
  font-weight: 900;
  line-height: 1.5;
}

.url-check-lead {
  margin-top: 10px;
  font-size: 15px;
  color: var(--muted);
}

/* URLを入れて送ると、診断ページに ?url= 付きで移り、そのまま診断が始まる */
.url-check-field {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 8px 8px 22px;
  border-radius: 14px;
  background: var(--surface);
  border: 1.5px solid var(--rule-strong);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.url-check-field:hover {
  border-color: var(--ink);
}

.url-check-field:focus-within {
  border-color: var(--signal);
  box-shadow: 0 0 0 4px rgba(38, 72, 232, 0.14);
}

.url-check-input {
  flex: 1;
  min-width: 0;
  min-height: 44px;
  padding: 0;
  border: 0;
  background: transparent;
  font-family: var(--font-latin), var(--font-jp);
  font-size: 17px;
  font-weight: 500;
  letter-spacing: 0;
  color: var(--ink);
}

.url-check-input::placeholder {
  color: #8a93a8;
}

.url-check-input:focus {
  outline: none;
}

.url-check-button {
  min-height: 48px;
  padding: 10px 24px;
  flex-shrink: 0;
}

.url-check-button {
  border: 0;
  cursor: pointer;
}

/* ---------- FLOW ---------- */
.section-flow {
  background: var(--surface);
}

.flow-list {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  margin-left: var(--rail);
}

.flow-step {
  padding-right: 24px;
}

.flow-number {
  display: flex;
  align-items: center;
  font-family: var(--font-latin);
  font-weight: 600;
  font-size: 15px;
  margin-bottom: 28px;
}

.flow-number::before {
  content: "";
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 2px solid var(--ink);
  background: var(--surface);
  margin-right: 12px;
  flex-shrink: 0;
}

.flow-number::after {
  content: "";
  flex: 1;
  height: 1.5px;
  margin-left: 12px;
  margin-right: -24px;
  background: var(--rule-strong);
}

.flow-step:last-child .flow-number::after {
  background: linear-gradient(90deg, var(--rule-strong), transparent);
}

.flow-step:last-child .flow-number::before {
  background: var(--marker);
}

.flow-title {
  font-size: var(--step-1);
  font-weight: 900;
  line-height: 1.5;
}

.flow-text {
  margin-top: 10px;
  font-size: 15px;
  color: var(--muted);
}

/* ---------- 中間CTA ---------- */
.middle-cta {
  background: var(--paper);
  border-block: 1px solid var(--rule);
}

.middle-cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px 40px;
  padding-block: 40px;
}

.middle-cta-text {
  font-size: var(--step-1);
  font-weight: 700;
  line-height: 1.6;
}

/* ---------- PRICING ---------- */
.plan-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  margin-left: var(--rail);
  align-items: stretch;
}

.plan {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 36px 32px 32px;
  background: var(--surface);
  border: 1px solid var(--rule);
  border-radius: var(--radius-l);
}

.plan-featured {
  background: var(--ink);
  color: var(--on-ink);
  border-color: var(--ink);
}

.plan-badge {
  position: absolute;
  top: -14px;
  left: 32px;
  padding: 3px 12px;
  border-radius: 6px;
  background: var(--marker);
  color: var(--ink);
  font-size: var(--step--1);
  font-weight: 700;
}

.plan-name {
  font-size: var(--step-1);
  font-weight: 900;
}

.plan-price {
  margin-top: 20px;
  font-family: var(--font-latin);
  font-weight: 600;
  font-size: clamp(36px, 3.6vw, 48px);
  line-height: 1;
  letter-spacing: -0.035em;
  display: flex;
  align-items: baseline;
}

.plan-yen {
  font-size: 0.55em;
  margin-right: 0.08em;
  letter-spacing: 0;
}

.plan-per {
  font-family: var(--font-jp);
  font-size: 0.36em;
  font-weight: 700;
  letter-spacing: 0;
  margin-left: 0.2em;
}

.plan-term {
  margin-top: 8px;
  font-size: var(--step--1);
  color: var(--muted);
}

.plan-featured .plan-term {
  color: var(--on-ink-muted);
}

.plan-list {
  margin-block: 28px 32px;
  padding-top: 24px;
  border-top: 1px solid var(--rule);
  display: grid;
  gap: 10px;
  font-size: 15px;
  line-height: 1.7;
}

.plan-featured .plan-list {
  border-top-color: var(--rule-on-ink);
}

.plan-list li {
  display: grid;
  grid-template-columns: 16px minmax(0, 1fr);
  gap: 10px;
}

.plan-list li::before {
  content: "";
  width: 10px;
  height: 6px;
  margin-top: 0.62em;
  border-left: 2px solid var(--signal);
  border-bottom: 2px solid var(--signal);
  transform: rotate(-45deg);
}

.plan-featured .plan-list li::before {
  border-color: var(--marker);
}

.plan-button {
  margin-top: auto;
  width: 100%;
}

.plan-note {
  margin: 24px 0 0 var(--rail);
  font-size: var(--step--1);
  color: var(--muted);
}

/* ---------- COLUMN ---------- */
.section-column {
  background: var(--surface);
}

.section-head-row {
  grid-template-columns: var(--rail) minmax(0, 1fr) auto;
  align-items: end;
}

.section-head-row > div {
  display: contents;
}

.section-head-row .section-lead {
  grid-column: 3;
  grid-row: 1;
  margin-top: 0;
  font-size: 14px;
  max-width: 22em;
}

.news-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 32px;
  margin-left: var(--rail);
}

.news-card {
  display: grid;
  align-content: start;
  gap: 14px;
}

.news-image-frame {
  display: block;
  overflow: hidden;
  border-radius: var(--radius-m);
  aspect-ratio: 3 / 2;
  background: var(--paper);
}

.news-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease-out);
}

.news-card:hover .news-image {
  transform: scale(1.04);
}

.news-meta {
  display: flex;
  gap: 14px;
  align-items: center;
  font-size: var(--step--1);
  color: var(--muted);
  font-family: var(--font-latin), var(--font-jp);
  font-weight: 500;
}

.news-tag {
  padding: 0 8px;
  border-radius: 4px;
  border: 1px solid var(--rule);
  font-weight: 700;
}

.news-title {
  font-size: 17px;
  font-weight: 700;
  line-height: 1.7;
  transition: color 0.2s ease;
}

.news-card:hover .news-title {
  color: var(--signal);
}

/* ---------- FAQ ---------- */
.faq-inner {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: 64px;
  align-items: start;
}

.faq-inner .section-head {
  grid-template-columns: minmax(0, 1fr);
  margin-bottom: 0;
}

.faq-inner .section-kicker,
.faq-inner .section-title {
  grid-column: 1;
  grid-row: auto;
}

.faq-inner .section-kicker {
  padding-top: 0;
  margin-bottom: 20px;
}

.faq-list {
  border-top: 1.5px solid var(--ink);
}

.faq-item {
  border-bottom: 1px solid var(--rule-strong);
}

.faq-heading {
  font-size: inherit;
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 28px 0;
  border: 0;
  background: none;
  text-align: left;
  font-size: var(--step-1);
  font-weight: 700;
  line-height: 1.6;
  transition: color 0.2s ease;
}

.faq-question:hover {
  color: var(--signal);
}

.faq-question-text {
  flex: 1;
}

.faq-toggle {
  position: relative;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 1.5px solid var(--rule-strong);
  flex-shrink: 0;
  transition: background-color 0.25s ease, border-color 0.25s ease, transform 0.35s var(--ease-out);
}

.faq-toggle::before,
.faq-toggle::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 12px;
  height: 1.5px;
  margin: -0.75px 0 0 -6px;
  background: currentColor;
}

.faq-toggle::after {
  transform: rotate(90deg);
}

.faq-item.is-open .faq-toggle {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--on-ink);
  transform: rotate(45deg);
}

.faq-answer {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.4s var(--ease-out);
}

.faq-answer > p {
  overflow: hidden;
  color: var(--muted);
  max-width: 36em;
}

.faq-item.is-open .faq-answer {
  grid-template-rows: 1fr;
}

.faq-item.is-open .faq-answer > p {
  padding-bottom: 32px;
}

/* ---------- CONTACT ---------- */
.section-cta {
  background: var(--ink);
  color: var(--on-ink);
}

.cta-inner {
  display: grid;
  grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
  gap: 64px;
  align-items: start;
}

.section-cta .section-kicker {
  color: var(--on-ink-muted);
  padding-top: 0;
  margin-bottom: 20px;
}

.cta-title {
  font-size: var(--step-4);
  font-weight: 900;
  line-height: 1.36;
  letter-spacing: -0.02em;
  font-feature-settings: "palt" 1;
}

.cta-lead {
  margin-top: 28px;
  color: var(--on-ink-muted);
  max-width: 30em;
}

.cta-points {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  margin-top: 28px;
  font-size: 15px;
  font-weight: 700;
}

.cta-points li {
  display: flex;
  align-items: center;
  gap: 10px;
}

.cta-points li::before {
  content: "";
  width: 10px;
  height: 6px;
  margin-top: -3px;
  border-left: 2px solid var(--marker);
  border-bottom: 2px solid var(--marker);
  transform: rotate(-45deg);
}

.contact-form {
  background: var(--surface);
  color: var(--ink);
  border-radius: var(--radius-l);
  padding: 36px;
}

.contact-form-fields {
  display: grid;
  gap: 20px;
}

.form-row {
  display: grid;
  gap: 8px;
  font-size: 14px;
  font-weight: 700;
}

.form-label {
  display: flex;
  align-items: center;
  gap: 8px;
}

.form-optional {
  font-size: 12px;
  font-weight: 500;
  color: var(--muted);
}

.form-row input {
  width: 100%;
  min-height: 52px;
  padding: 12px 16px;
  border: 1.5px solid var(--rule);
  border-radius: 10px;
  background: var(--paper);
  font: inherit;
  font-size: 16px;
  font-weight: 500;
  color: var(--ink);
  transition: border-color 0.2s ease, background-color 0.2s ease, box-shadow 0.2s ease;
}

.form-row input::placeholder {
  color: #8a93a8;
}

.form-row input:hover {
  border-color: var(--rule-strong);
}

.form-row input:focus {
  outline: none;
  border-color: var(--signal);
  background: var(--surface);
  box-shadow: 0 0 0 4px rgba(38, 72, 232, 0.14);
}

.form-row input.is-invalid {
  border-color: var(--danger);
  background: #fff6f7;
}

.contact-form-error {
  margin-top: 16px;
  font-size: 14px;
  font-weight: 700;
  color: var(--danger);
}

.contact-form-submit {
  width: 100%;
  margin-top: 28px;
  border: 0;
}

.contact-form-submit:disabled {
  background: var(--rule-strong);
  cursor: default;
}

.contact-form-done {
  margin-top: 20px;
  padding: 20px;
  border-radius: 12px;
  background: var(--paper);
  font-size: 14px;
  line-height: 1.8;
}

.contact-form-done-title {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 4px;
}

.contact-form-done-title::before {
  content: "";
  display: inline-block;
  width: 12px;
  height: 7px;
  margin: 0 12px 0 2px;
  vertical-align: 0.25em;
  border-left: 2px solid var(--signal);
  border-bottom: 2px solid var(--signal);
  transform: rotate(-45deg);
}

/* ==========================================================
   タブレット
   ========================================================== */
@media (max-width: 1080px) {
  :root {
    --rail: 0px;
  }

  .section-kicker {
    grid-column: 1 / -1;
    grid-row: auto;
    padding-top: 0;
    margin-bottom: 16px;
  }

  .section-title,
  .section-lead {
    grid-column: 1 / -1;
    grid-row: auto;
  }

  .section-head-row {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .section-head-row .section-lead {
    grid-column: 2;
    grid-row: 2;
  }

  .compare {
    grid-template-columns: minmax(0, 1fr);
  }

  .compare-text,
  .compare-visual {
    grid-column: 1;
  }

  .compare-text {
    max-width: 40em;
  }

  .site-nav-list {
    gap: 18px;
    font-size: 13px;
  }

  .site-logo-tagline {
    display: none;
  }

  .flow-list {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}

@media (max-width: 960px) {
  .site-nav-list {
    display: none;
  }

  .service-inner,
  .faq-inner,
  .cta-inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 48px;
  }

  .section-head-sticky {
    position: static;
  }

  .plan-grid,
  .news-grid {
    grid-template-columns: minmax(0, 1fr);
    max-width: 560px;
  }

  .news-grid {
    max-width: none;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .flow-list {
    grid-template-columns: minmax(0, 1fr);
    gap: 0;
  }

  .flow-step {
    display: grid;
    grid-template-columns: 28px minmax(0, 1fr);
    column-gap: 16px;
    padding: 0 0 32px;
    position: relative;
  }

  .flow-step::before {
    content: "";
    grid-column: 1;
    grid-row: 1 / span 3;
    justify-self: center;
    width: 1.5px;
    margin-top: 22px;
    background: var(--rule-strong);
  }

  .flow-step:last-child::before {
    display: none;
  }

  .flow-number {
    grid-column: 1;
    grid-row: 1;
    justify-content: center;
    width: 28px;
    height: 28px;
    margin: 0;
    border-radius: 50%;
    border: 2px solid var(--ink);
    background: var(--surface);
    font-size: 13px;
    line-height: 1;
  }

  .flow-number::before,
  .flow-number::after {
    display: none;
  }

  .flow-step:last-child .flow-number {
    background: var(--marker);
  }

  .flow-title,
  .flow-text {
    grid-column: 2;
  }

  .url-check {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* ==========================================================
   SP（767px 以下）
   ========================================================== */
@media (max-width: 767px) {
  :root {
    --gutter: 20px;
  }

  body {
    font-size: 15px;
    line-height: 1.85;
  }

  .only-wide {
    display: none;
  }

  .only-narrow {
    display: inline;
  }

  .site-header-inner {
    height: 60px;
  }

  .site-nav {
    display: none;
  }

  .nav-toggle {
    display: grid;
    place-content: center;
    gap: 6px;
    width: 44px;
    height: 44px;
    margin-right: -10px;
    border: 0;
    background: none;
  }

  .nav-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--ink);
    transition: transform 0.3s var(--ease-out);
  }

  .site-header.is-open {
    background: var(--paper);
    border-bottom-color: var(--rule);
  }

  .site-header.is-open.is-on-ink {
    color: var(--ink);
  }

  .site-header.is-open.is-on-ink .site-logo-image-dark {
    display: block;
  }

  .site-header.is-open.is-on-ink .site-logo-image-light {
    display: none;
  }

  .site-header.is-open.is-on-ink .nav-toggle span {
    background: var(--ink);
  }

  .site-header.is-open.is-on-ink .button-header {
    background: var(--ink);
    color: var(--on-ink);
  }

  .site-header.is-open .nav-toggle span:nth-child(1) {
    transform: translateY(4px) rotate(45deg);
  }

  .site-header.is-open .nav-toggle span:nth-child(2) {
    transform: translateY(-4px) rotate(-45deg);
  }

  .site-header.is-open .site-nav {
    display: grid;
    gap: 20px;
    position: absolute;
    left: 0;
    right: 0;
    top: 60px;
    padding: 8px var(--gutter) 28px;
    background: var(--paper);
    border-bottom: 1px solid var(--rule);
  }

  .site-header.is-open .site-nav-list {
    display: grid;
    gap: 0;
    font-size: 17px;
  }

  .site-header.is-open .site-nav-list a {
    display: block;
    padding-block: 14px;
    border-bottom: 1px solid var(--rule);
    color: var(--ink);
  }

  .button-header {
    min-height: 52px;
    font-size: 16px;
  }

  .hero {
    padding-top: 32px;
    background-size: 100% 100%, 180px 180px, 28px 28px, 28px 28px;
  }

  .hero-lead {
    grid-row: auto;
  }

  .hero-inner,
  .hero-answer-block {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero-prompt {
    gap: 10px;
    margin-bottom: 28px;
  }

  .hero-prompt-avatar {
    display: none;
  }

  .hero-prompt-text {
    font-size: 15px;
    padding: 12px 18px;
  }

  .hero-answer-avatar {
    width: 32px;
    height: 32px;
    border-radius: 9px;
    margin: 0 0 16px;
    background:
      linear-gradient(var(--marker), var(--marker)) 6px 18px / 19px 6px no-repeat,
      linear-gradient(var(--on-ink), var(--on-ink)) 6px 9px / 12px 3px no-repeat,
      var(--ink);
  }

  .hero-answer {
    font-size: clamp(28px, 9.3vw, 64px);
    line-height: 1.22;
  }

  .hero-meta,
  .hero-foot,
  .hero-note {
    grid-column: 1;
  }

  .hero-meta {
    display: grid;
    gap: 20px;
  }

  .hero-try {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    gap: 12px;
  }

  .hero-try-input {
    width: 100%;
    min-width: 0;
    font-size: 16px;
  }

  .citation-chip-quiet:last-child {
    display: none;
  }

  .citation-chip {
    font-size: 12px;
  }

  .hero-foot {
    grid-template-columns: minmax(0, 1fr);
    gap: 24px;
    margin-top: 28px;
    padding-top: 28px;
  }

  .hero-lead {
    font-size: 15px;
  }

  .hero-action {
    display: grid;
    gap: 14px;
    justify-items: center;
  }

  .hero-action .button {
    width: 100%;
  }

  .hero-note {
    margin-top: 12px;
    text-align: center;
  }

  .hero-facts {
    grid-template-columns: minmax(0, 1fr);
    margin-top: 48px;
  }

  .hero-fact,
  .hero-fact + .hero-fact {
    padding: 14px 0;
    border-left: 0;
  }

  .hero-fact + .hero-fact {
    border-top: 1px solid var(--rule);
  }

  .figure {
    font-size: 32px;
  }

  .section {
    padding-block: 80px;
  }

  .section-head {
    margin-bottom: 40px;
  }

  .section-title {
    font-size: clamp(26px, 7.4vw, 34px);
    line-height: 1.42;
  }

  .figure-row {
    grid-template-columns: minmax(0, 1fr);
  }

  .figure-item,
  .figure-item + .figure-item {
    padding: 28px 0;
    border-left: 0;
  }

  .figure-item + .figure-item {
    border-top: 1px solid var(--rule);
  }

  .figure-number {
    font-size: 72px;
  }

  .source-list {
    display: grid;
    margin-top: 8px;
  }

  .compare {
    margin-top: 80px;
    gap: 32px;
  }

  .compare-title {
    font-size: 22px;
  }

  .compare-visual {
    grid-template-columns: minmax(0, 1fr);
  }

  .serp-list {
    gap: 10px;
  }

  .pillar {
    grid-template-columns: 52px minmax(0, 1fr);
    gap: 12px;
    padding-block: 28px 32px;
  }

  .pillar-number {
    font-size: 40px;
  }

  .pillar-title {
    font-size: 20px;
  }

  .stack-figure {
    margin-top: 32px;
    width: 200px;
  }

  .stack-figure span {
    height: 10px;
  }

  .diagnosis-row {
    grid-template-columns: minmax(0, 1fr);
    padding: 24px 20px;
  }

  .diagnosis-question {
    font-size: 16px;
    gap: 12px;
  }

  .diagnosis-options {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .diagnosis-option {
    padding-inline: 8px;
  }

  .diagnosis-result {
    padding: 28px 20px;
  }

  .diagnosis-result-text {
    font-size: 16px;
  }

  .url-check {
    padding: 28px 20px;
    gap: 24px;
  }

  .url-check-title {
    font-size: 20px;
  }

  .url-check-input {
    font-size: 16px;
  }

  .url-check-field {
    padding-left: 16px;
  }

  .url-check-button {
    padding-inline: 18px;
  }

  .middle-cta-inner {
    display: grid;
    padding-block: 32px;
  }

  .middle-cta-text {
    font-size: 16px;
  }

  .middle-cta .button {
    width: 100%;
  }

  .plan {
    padding: 28px 24px 24px;
  }

  .section-head-row {
    grid-template-columns: minmax(0, 1fr);
  }

  .section-head-row .section-lead {
    grid-column: 1;
    grid-row: auto;
    margin-top: 16px;
  }

  .news-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 36px;
  }

  .faq-question {
    font-size: 16px;
    gap: 16px;
    padding: 22px 0;
  }

  .cta-title {
    font-size: clamp(26px, 7.4vw, 34px);
  }

  .contact-form {
    padding: 24px 20px;
    margin-inline: -4px;
  }

}

/* ---------- 動きを減らす設定 ---------- */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ==========================================================
   WordPress 用の追加：フッター・記事ページ・一覧・フォーム（CF7）
   ========================================================== */

.container-narrow {
  max-width: calc(800px + var(--gutter) * 2);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.screen-reader-text {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(1px, 1px, 1px, 1px);
  white-space: nowrap;
}

/* ---------- フッター（運営者情報つき） ---------- */
.site-footer {
  background: var(--ink);
  color: var(--on-ink-muted);
  border-top: 1px solid var(--rule-on-ink);
}

.site-footer-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr) minmax(0, 1fr);
  gap: 40px 56px;
  align-items: start;
  padding-block: 56px 48px;
}

.site-footer-logo-image {
  height: 34px;
  width: auto;
}

.site-footer-description {
  margin-top: 14px;
  font-size: 13px;
}

.site-footer-operator {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 6px 18px;
  font-size: 13px;
  line-height: 1.8;
}

.site-footer-operator dt {
  font-weight: 700;
  color: var(--on-ink);
}

.site-footer-operator a:hover,
.site-footer-nav a:hover {
  color: var(--on-ink);
}

.site-footer-nav {
  display: grid;
  gap: 8px;
  font-size: 13px;
  font-weight: 700;
}

.site-footer-nav a {
  transition: color 0.2s ease;
}

.site-footer-copyright {
  padding: 18px var(--gutter);
  border-top: 1px solid var(--rule-on-ink);
  text-align: center;
  font-family: var(--font-latin);
  font-size: 12px;
  letter-spacing: 0.04em;
}

/* ---------- 記事ページ・固定ページ ---------- */
.article {
  background: var(--surface);
}

.article-header {
  background: var(--paper);
  border-bottom: 1px solid var(--rule);
}

.article-header-inner {
  padding-block: 64px 48px;
}

.article-breadcrumb {
  font-size: var(--step--1);
  color: var(--muted);
  margin-bottom: 20px;
}

.article-breadcrumb a {
  transition: color 0.2s ease;
}

.article-breadcrumb a:hover {
  color: var(--signal);
}

.article-header .news-meta {
  flex-wrap: wrap;
}

.article-updated {
  font-family: var(--font-jp);
}

.article-title {
  margin-top: 16px;
  font-size: clamp(26px, 3.4vw, 40px);
  font-weight: 900;
  line-height: 1.45;
  letter-spacing: -0.01em;
}

.article-excerpt {
  margin-top: 20px;
  color: var(--muted);
}

.article-thumbnail {
  margin-top: 40px;
}

.article-thumbnail img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: var(--radius-m);
}

.article-body {
  padding-block: 48px 96px;
}

.entry-content {
  font-size: 16px;
  line-height: 2.05;
}

.entry-content > * + * {
  margin-top: 1.4em;
}

.entry-content h2 {
  margin-top: 2.6em;
  padding-top: 0.9em;
  border-top: 1.5px solid var(--ink);
  font-size: clamp(21px, 2.4vw, 26px);
  font-weight: 900;
  line-height: 1.6;
}

.entry-content h3 {
  margin-top: 2em;
  font-size: 19px;
  font-weight: 900;
  line-height: 1.6;
}

.entry-content p.article-lead {
  padding: 22px 26px;
  border-radius: var(--radius-m);
  background: var(--paper);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.95;
}

.entry-content ul,
.entry-content ol {
  padding-left: 1.4em;
}

.entry-content ul {
  list-style: disc;
}

.entry-content ol {
  list-style: decimal;
}

.entry-content li + li {
  margin-top: 0.4em;
}

.entry-content a {
  color: var(--signal);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
}

.entry-content a:hover {
  text-decoration-thickness: 2px;
}

.entry-content strong {
  background: linear-gradient(transparent 62%, rgba(255, 225, 77, 0.7) 62%);
}

.entry-content table {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
  line-height: 1.8;
}

.entry-content th,
.entry-content td {
  padding: 12px 16px;
  border: 1px solid var(--rule);
  text-align: left;
  vertical-align: top;
}

.entry-content th {
  background: var(--paper);
  font-weight: 700;
}

.entry-content img {
  border-radius: var(--radius-s);
}

.entry-content blockquote {
  margin: 1.6em 0;
  padding: 4px 0 4px 22px;
  border-left: 3px solid var(--rule-strong);
  color: var(--muted);
}

.entry-content .article-sources {
  font-size: 14px;
}

.entry-content .article-meta {
  font-size: var(--step--1);
  color: var(--muted);
  text-align: right;
}

.entry-content .info-table th {
  width: 11em;
  white-space: nowrap;
}

.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 40px;
}

.article-tags a {
  display: inline-block;
  padding: 4px 14px;
  border-radius: 999px;
  border: 1px solid var(--rule-strong);
  font-size: var(--step--1);
  font-weight: 700;
  color: var(--muted);
  transition: border-color 0.2s ease, color 0.2s ease;
}

.article-tags a:hover {
  border-color: var(--signal);
  color: var(--signal);
}

.article-share {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--rule);
}

.article-share-label {
  margin-right: 8px;
  font-size: 14px;
  font-weight: 700;
  color: var(--muted);
}

.article-share-button {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 6px 18px;
  border-radius: var(--radius-s);
  background: var(--ink);
  color: var(--on-ink);
  font-size: 14px;
  font-weight: 700;
  transition: background-color 0.2s ease;
}

.article-share-button:hover {
  background: var(--signal);
  color: #fff;
}

.article-author {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  margin-top: 40px;
  padding: 26px 28px;
  border-radius: var(--radius-m);
  background: var(--paper);
}

.article-author-mark {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
}

.article-author-name {
  font-weight: 900;
}

.article-author-text {
  margin-top: 4px;
  font-size: 14px;
  line-height: 1.9;
  color: var(--muted);
}

/* ---------- 一覧・関連記事 ---------- */
.section-archive .news-grid {
  gap: 48px 32px;
}

.section-related {
  background: var(--paper);
}

.archive-empty {
  margin-left: var(--rail);
  color: var(--muted);
}

.archive-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 20px 32px;
  margin-left: var(--rail);
}

.news-link {
  margin: 40px 0 0 var(--rail);
}

.pagination {
  display: flex;
  justify-content: center;
  margin-top: 64px;
}

.pagination .nav-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.pagination .page-numbers {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  height: 44px;
  padding: 0 14px;
  border-radius: var(--radius-s);
  border: 1px solid var(--rule-strong);
  font-family: var(--font-latin), var(--font-jp);
  font-weight: 600;
  font-size: 15px;
  transition: border-color 0.2s ease, color 0.2s ease;
}

.pagination .page-numbers.current {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--on-ink);
}

.pagination a.page-numbers:hover {
  border-color: var(--signal);
  color: var(--signal);
}

.pagination .dots {
  border: 0;
}

/* WordPress 標準の画像・整列クラス */
.alignleft { float: left; margin: 0 1.5em 1em 0; }
.alignright { float: right; margin: 0 0 1em 1.5em; }
.aligncenter { display: block; margin-inline: auto; }
.wp-caption { max-width: 100%; }
.wp-caption-text { margin-top: 6px; font-size: var(--step--1); color: var(--muted); text-align: center; }

/* 資料請求フォームのハニーポット（人には見せない） */
.contact-form-honeypot {
  display: none;
}

/* ---------- Contact Form 7（テーマのフォームデザインを当てる） ---------- */
.contact-form-cf7 .wpcf7-form-control-wrap {
  display: block;
  width: 100%;
}

.contact-form-cf7 .form-row input.wpcf7-not-valid {
  border-color: var(--danger);
  background: #fff6f7;
}

.contact-form-cf7 .wpcf7-not-valid-tip {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  font-weight: 700;
  color: var(--danger);
}

/* 送信ボタンは CF7 の input に class:contact-form-submit が付く想定 */
.contact-form-cf7 .contact-form-submit {
  display: block;
  width: 100%;
  min-height: 56px;
  margin-top: 28px;
  padding: 14px 30px;
  border: 0;
  border-radius: var(--radius-s);
  background: var(--signal);
  color: #fff;
  font: inherit;
  font-size: var(--step-0);
  font-weight: 700;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: background-color 0.2s ease;
}

.contact-form-cf7 .contact-form-submit:hover {
  background: var(--signal-deep);
}

.contact-form-note {
  margin-top: 14px;
  font-size: var(--step--1);
  color: var(--muted);
  text-align: center;
}

.contact-form-cf7 .wpcf7-response-output {
  margin: 16px 0 0;
  padding: 14px 18px;
  border: 1px solid var(--rule-strong);
  border-radius: 12px;
  font-size: 14px;
  line-height: 1.8;
  text-align: center;
}

.contact-form-cf7 .wpcf7-form.sent .wpcf7-response-output {
  border-color: var(--signal);
  background: var(--paper);
  font-weight: 700;
}

.contact-form-cf7 .wpcf7-form.invalid .wpcf7-response-output,
.contact-form-cf7 .wpcf7-form.failed .wpcf7-response-output {
  border-color: var(--danger);
  color: var(--danger);
}

.contact-form-cf7 .wpcf7-form.sent .contact-form-fields,
.contact-form-cf7 .wpcf7-form.sent .contact-form-submit {
  display: none;
}

/* CF7 の補助要素（標準 CSS を切っているためテーマ側で制御） */
.contact-form-cf7 .hidden-fields-container,
.contact-form-cf7 .wpcf7-form.init .wpcf7-response-output,
.contact-form-cf7 .wpcf7-response-output:empty,
.contact-form-cf7 .wpcf7-spinner {
  display: none;
}

.contact-form-cf7 .screen-reader-response {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(1px, 1px, 1px, 1px);
  white-space: nowrap;
}

.contact-form-cf7 .wpcf7-form.submitting .wpcf7-spinner {
  display: block;
  width: 24px;
  height: 24px;
  margin: 12px auto 0;
  border: 3px solid var(--rule);
  border-top-color: var(--signal);
  border-radius: 50%;
  animation: cf7-spin 0.8s linear infinite;
}

.contact-form-cf7 .wpcf7-form.submitting .contact-form-submit {
  opacity: 0.6;
  pointer-events: none;
}

@keyframes cf7-spin {
  to { transform: rotate(360deg); }
}

/* reCAPTCHA のバッジは隠し、フォームの下に Google 指定の表記を出す（Google が認める方法） */
.grecaptcha-badge {
  visibility: hidden;
}

.recaptcha-note {
  margin-top: 16px;
  font-size: 12px;
  line-height: 1.7;
  color: var(--muted);
}

.recaptcha-note a {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.recaptcha-note a:hover {
  color: var(--signal);
}

@media (max-width: 960px) {
  .site-footer-inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }

  .site-footer-brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 767px) {
  .site-logo-image {
    height: 30px;
  }

  .site-footer-inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 28px;
    padding-block: 44px 36px;
  }

  .article-header-inner {
    padding-block: 40px 32px;
  }

  .article-thumbnail {
    margin-top: 28px;
  }

  .article-body {
    padding-block: 36px 72px;
  }

  .entry-content {
    font-size: 15.5px;
  }

  .entry-content .info-table th {
    width: 7em;
    white-space: normal;
  }

  .article-author {
    padding: 20px;
    gap: 14px;
  }

  .section-archive .news-grid {
    gap: 40px;
  }

  .archive-actions .button {
    width: 100%;
  }
}