/* /ai/ 「AI活用」と「カスハラ対策」セミナー */
.sp { display: none; }
@media (max-width: 560px) { .sp { display: inline; } }
.ai-wrap { max-width: 1120px; margin: 0 auto; padding: 0 var(--gutter); position: relative; }

/* buttons */
.ai-btn {
  display: inline-flex; align-items: center; gap: 12px;
  font-weight: 500; font-size: 15px; letter-spacing: .08em;
  padding: 16px 30px; border-radius: 999px;
  background: var(--fg); color: #fff;
  transition: background .25s, transform .25s, color .25s;
}
.ai-btn:hover { background: var(--blue); transform: translateY(-2px); }
.ai-btn-ghost { background: transparent; color: var(--fg); border: 1px solid var(--fg); font-family: var(--font-en); }
.ai-btn-ghost:hover { background: var(--fg); color: #fff; }

/* hero */
.ai-hero { position: relative; overflow: hidden; padding: clamp(64px, 10vw, 128px) 0 clamp(72px, 10vw, 120px); }
.ai-pill { display: inline-block; font-size: 13px; font-weight: 500; letter-spacing: .08em; padding: 6px 18px; border-radius: 999px; background: var(--blue-200); color: var(--blue-900); }
.ai-hero-title { margin: 28px 0 24px; line-height: 1.25; letter-spacing: .02em; }
.ai-hero-title > span { display: block; }
.ai-hero-pre { font-size: clamp(22px, 3vw, 34px); font-weight: 500; }
.ai-hero-main { font-size: clamp(32px, 5.8vw, 72px); font-weight: 700; color: var(--blue); margin: 6px 0 8px -.45em; letter-spacing: 0; }
.ai-hero-and { font-size: .6em; color: var(--fg); margin: 0 -.1em; }
@media (max-width: 560px) { .ai-hero-main { margin-left: -.4em; } }
.ai-hero-sub { font-size: clamp(26px, 4vw, 52px); font-weight: 700; }
.ai-hero-lead { font-size: clamp(15px, 1.6vw, 18px); line-height: 2; color: #3a3a3a; }
.ai-hero-cta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 36px; }
.ai-hero .ai-wrap { z-index: 1; }
.ai-hero-deco { z-index: 0; position: absolute; right: -40px; top: 18%; width: min(36vw, 420px); aspect-ratio: 1; pointer-events: none; }
.ai-hero-deco i { position: absolute; border-radius: 50%; }
.ai-hero-deco i:first-child { inset: 0; background: var(--blue-200); opacity: .55; }
.ai-hero-deco i:last-child { width: 32%; height: 32%; right: 12%; bottom: 4%; background: var(--blue-500); }
@media (max-width: 820px) { .ai-hero-deco { opacity: .45; right: -30%; top: 6%; width: 70vw; } }

/* sections */
.ai-sec { padding: clamp(64px, 9vw, 112px) 0; }
.ai-sec-alt { background: #e9ecee; }
.ai-num { font-family: var(--font-en); font-size: 13px; font-weight: 600; letter-spacing: .2em; color: var(--blue); }
.ai-num::after { content: ""; display: inline-block; width: 40px; height: 1px; background: currentColor; vertical-align: middle; margin-left: 12px; }
.ai-h2 { font-size: clamp(24px, 3vw, 36px); font-weight: 500; line-height: 1.5; margin: 10px 0 clamp(32px, 4vw, 48px); letter-spacing: .04em; }
.ai-h3 { font-size: 18px; font-weight: 500; margin-bottom: 12px; }
.ai-small { font-size: 12px; line-height: 1.9; color: var(--muted); margin-top: 16px; }
.ai-note-bar { margin-top: 28px; padding: 18px 24px; border-radius: 12px; background: var(--blue-200); color: var(--blue-900); font-size: 15px; font-weight: 500; line-height: 1.9; text-align: center; }
.ai-note-dark { background: var(--blue-900); color: #fff; }

/* 01 */
.ai-worry { display: grid; grid-template-columns: 1.15fr 1fr 1fr; gap: 16px; }
.ai-checks { background: #fff; border-radius: 16px; padding: 28px; display: grid; gap: 14px; align-content: center; }
.ai-checks li { display: grid; grid-template-columns: 26px 1fr; gap: 12px; font-size: 15px; line-height: 1.7; font-weight: 400; }
.ai-checks svg { width: 26px; height: 26px; padding: 4px; border-radius: 6px; background: var(--blue); color: #fff; }
.ai-stat { background: #fff; border-radius: 16px; padding: 28px; display: flex; flex-direction: column; gap: 10px; }
.ai-stat-num { font-family: var(--font-en); font-weight: 600; font-size: clamp(48px, 5.5vw, 68px); line-height: 1; color: var(--blue); letter-spacing: -.02em; }
.ai-stat-num small { font-size: .45em; margin-left: 4px; font-family: var(--font-jp); font-weight: 700; letter-spacing: 0; }
.ai-stat-date { font-size: clamp(32px, 3.6vw, 44px); }
.ai-stat-date small { display: block; font-size: 16px; margin: 8px 0 0; color: var(--fg); }
.ai-stat-text { font-size: 14px; line-height: 1.9; }
.ai-src { margin-top: auto; font-size: 11px; color: var(--muted); line-height: 1.6; }
@media (max-width: 900px) { .ai-worry { grid-template-columns: 1fr; } }

/* 02 */
.ai-themes { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.ai-theme { background: #fff; border-radius: 18px; padding: clamp(24px, 3vw, 36px); display: flex; flex-direction: column; }
.ai-theme-tag { display: inline-block; align-self: flex-start; font-size: 12px; font-weight: 500; letter-spacing: .1em; color: #fff; background: var(--blue); padding: 3px 12px; border-radius: 4px; }
.ai-theme h3 { font-size: clamp(22px, 2.4vw, 28px); font-weight: 700; color: var(--blue); margin: 12px 0 4px; line-height: 1.4; }
.ai-theme-catch { font-size: 16px; font-weight: 500; margin-bottom: 20px; }
.ai-levels { display: grid; gap: 10px; }
.ai-levels li { display: grid; grid-template-columns: 56px 1fr; gap: 14px; align-items: start; padding: 12px; border-radius: 10px; background: #f3f6f8; }
.ai-levels b { display: grid; place-items: center; height: 56px; border-radius: 8px; background: var(--blue-700); color: #fff; font-weight: 500; font-size: 15px; letter-spacing: .1em; }
.ai-levels li:nth-child(2) b { background: var(--blue-900); }
.ai-levels li:nth-child(3) b { background: var(--blue-500); }
.ai-levels span { font-size: 13px; line-height: 1.8; }
.ai-levels em { display: block; font-style: normal; font-weight: 500; font-size: 14px; color: var(--blue); }
.ai-points { display: grid; gap: 10px; counter-reset: pt; }
.ai-points li { counter-increment: pt; display: grid; grid-template-columns: 32px 1fr; column-gap: 12px; padding: 12px; border-radius: 10px; background: #f3f6f8; }
.ai-points li::before { content: counter(pt); grid-row: span 2; display: grid; place-items: center; width: 32px; height: 32px; border-radius: 50%; background: var(--blue); color: #fff; font-family: var(--font-en); font-weight: 600; font-size: 14px; }
.ai-points b { font-weight: 500; font-size: 15px; line-height: 1.6; color: var(--blue-900); }
.ai-points span { font-size: 13px; line-height: 1.7; }
.ai-theme-for { margin-top: 18px; font-size: 13px; color: var(--muted); }
.ai-theme-link { margin-top: auto; padding-top: 16px; align-self: flex-start; font-size: 14px; font-weight: 500; color: var(--blue); border-bottom: 1px solid currentColor; }
.ai-theme-link:hover { color: var(--fg); }
.ai-meta { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px 40px; margin-top: 24px; padding: 18px 24px; border-radius: 12px; background: #fff; font-size: 14px; }
.ai-meta b { font-weight: 700; margin-right: 6px; }
@media (max-width: 860px) { .ai-themes { grid-template-columns: 1fr; } .ai-meta { justify-content: flex-start; flex-direction: column; } }

/* 03 */
.ai-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; counter-reset: st; }
.ai-steps li { position: relative; background: #fff; border-radius: 16px; padding: 26px 22px; }
.ai-steps li:not(:last-child)::after { content: ""; position: absolute; right: -11px; top: 50%; width: 8px; height: 8px; border-top: 2px solid var(--blue-500); border-right: 2px solid var(--blue-500); transform: translateY(-50%) rotate(45deg); z-index: 1; }
.ai-step-no { font-family: var(--font-en); font-size: 12px; font-weight: 600; letter-spacing: .14em; color: var(--blue-500); }
.ai-steps h3 { font-size: 24px; font-weight: 700; margin: 6px 0 2px; }
.ai-step-sub { font-size: 13px; font-weight: 500; color: var(--blue); margin-bottom: 12px; }
.ai-steps p:last-child { font-size: 13px; line-height: 1.9; }
@media (max-width: 900px) { .ai-steps { grid-template-columns: 1fr 1fr; } .ai-steps li::after { display: none; } }
@media (max-width: 520px) { .ai-steps { grid-template-columns: 1fr; } }

/* 04 */
.ai-profile { display: grid; grid-template-columns: 260px 1fr; gap: 32px; align-items: start; background: #fff; border-radius: 18px; padding: clamp(24px, 3vw, 36px); }
.ai-profile-name { font-size: 34px; font-weight: 700; line-height: 1.3; }
.ai-profile-role { font-size: 13px; line-height: 1.9; color: var(--blue); margin-top: 6px; }
.ai-profile-text { font-size: 14px; line-height: 2.1; }
.ai-results { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-top: 16px; }
.ai-results li { background: #fff; border-radius: 16px; padding: 22px 20px; font-size: 13px; line-height: 1.8; }
.ai-results span { color: var(--muted); font-size: 12px; }
.ai-result-num { font-family: var(--font-en); font-weight: 600; font-size: clamp(24px, 2.4vw, 32px); line-height: 1.3; color: var(--blue-900); margin-bottom: 8px; letter-spacing: -.01em; }
.ai-result-num small { font-family: var(--font-jp); font-size: 13px; font-weight: 500; margin-left: 4px; letter-spacing: 0; }
@media (max-width: 900px) { .ai-profile { grid-template-columns: 1fr; gap: 16px; } .ai-results { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .ai-results { grid-template-columns: 1fr; } }

/* 05 */
.ai-flow { display: grid; grid-template-columns: repeat(5, 1fr); gap: 10px; counter-reset: fl; }
.ai-flow li { counter-increment: fl; background: #fff; border-radius: 12px; padding: 18px 16px; display: flex; flex-direction: column; gap: 2px; }
.ai-flow li::before { content: "STEP " counter(fl); font-family: var(--font-en); font-size: 11px; font-weight: 600; letter-spacing: .12em; color: var(--blue-500); }
.ai-flow b { font-size: 16px; font-weight: 700; }
.ai-flow span { font-size: 12px; color: var(--muted); line-height: 1.7; }
@media (max-width: 860px) { .ai-flow { grid-template-columns: 1fr 1fr; } }

/* form */
.ai-form-sec { background: var(--bg-dark); color: var(--fg-dark); padding: clamp(72px, 9vw, 120px) var(--gutter); scroll-margin-top: 60px; }
.ai-form-inner { max-width: 820px; margin: 0 auto; }
.ai-form-title { font-size: clamp(26px, 3.2vw, 38px); font-weight: 500; margin: 8px 0 18px; letter-spacing: .04em; }
.ai-form-lead { font-size: 14px; line-height: 2; color: rgba(242,242,242,.8); margin-bottom: 32px; }
.ai-form-lead a { color: var(--cyan); }
.ai-form-sec .choice-group legend small { font-size: 11px; color: rgba(242,242,242,.55); margin-left: 6px; }
.ai-form-sec .form-done .arrow-link { margin-top: 24px; }

/* company */
.ai-company { background: #fff; }
.ai-company-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; font-size: 14px; line-height: 2; }
.ai-codl > div { display: grid; grid-template-columns: 110px 1fr; gap: 12px; padding: 10px 0; border-bottom: 1px solid #e3e3e3; }
.ai-codl dt { color: var(--muted); }
@media (max-width: 760px) { .ai-company-inner { grid-template-columns: 1fr; } }

/* AI活用診断への導線（01 の下） */
.ai-shindan-banner { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 20px; margin-top: 16px; padding: 22px 28px; border-radius: 16px; background: #fff; border: 2px solid var(--blue); transition: background .25s, transform .25s; }
.ai-shindan-banner:hover { background: #f3fafd; transform: translateY(-2px); }
.ai-shindan-banner-tag { font-size: 12px; font-weight: 500; letter-spacing: .08em; color: #fff; background: var(--blue); padding: 4px 12px; border-radius: 999px; white-space: nowrap; }
.ai-shindan-banner-body { display: grid; gap: 4px; }
.ai-shindan-banner-body b { font-size: clamp(17px, 2vw, 20px); font-weight: 700; color: var(--blue-900); }
.ai-shindan-banner-body span { font-size: 13px; line-height: 1.8; color: #3a3a3a; }
.ai-shindan-banner-go { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 50%; background: var(--blue); color: #fff; font-size: 18px; }
@media (max-width: 640px) { .ai-shindan-banner { grid-template-columns: 1fr auto; padding: 18px 20px; } .ai-shindan-banner-tag { grid-column: 1 / -1; justify-self: start; } }
.ai-shindan-banners { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 16px; }
.ai-shindan-banners .ai-shindan-banner { margin-top: 0; grid-template-columns: 1fr auto; align-content: start; }
.ai-shindan-banners .ai-shindan-banner-tag { grid-column: 1 / -1; justify-self: start; }
.ai-shindan-banner-k { border-color: var(--blue-900); }
.ai-shindan-banner-k .ai-shindan-banner-tag, .ai-shindan-banner-k .ai-shindan-banner-go { background: var(--blue-900); }
@media (max-width: 760px) { .ai-shindan-banners { grid-template-columns: 1fr; } }
.ai-theme-link + .ai-theme-link-sub { margin-top: 10px; padding-top: 0; color: var(--blue-900); }