/* Kinapse LP — 色・形はブランドブックと Kinapse_ロゴ/制作手順.md に合わせる */
:root {
  --mint: #38C1A5;
  --mint-600: #2AA58B;
  --mint-50: #F0FAF7;
  --mint-100: #E3F6F1;
  --mint-200: #C8EEE4;
  --lemon: #FFD84D;
  --lemon-deep: #F2B705;
  --ink: #1E3A36;
  --ink-70: #4A625E;
  --ink-50: #7A8D8A;
  --line: #E3ECEA;
  --bg: #FFFFFF;
  --radius: 20px;
  --shadow: 0 18px 50px rgba(30, 58, 54, .08);
  --font-round: 'M PLUS Rounded 1c', 'Hiragino Maru Gothic ProN', sans-serif;
  --font-body: 'Noto Sans JP', 'Hiragino Kaku Gothic ProN', 'Yu Gothic', sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.8;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
h1, h2, h3 { font-family: var(--font-round); font-weight: 800; line-height: 1.4; margin: 0; letter-spacing: .01em; }
p { margin: 0; }
.container { width: min(1120px, 100% - 40px); margin-inline: auto; }
.narrow { width: min(860px, 100% - 40px); }
.u-mint { color: var(--mint); }
.sp { display: none; }
.todo { background: #FFF6CC; border: 1px dashed var(--lemon-deep); border-radius: 10px; padding: 10px 14px; font-size: 14px; margin: 12px 0; }

/* ---------- ボタン ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-round); font-weight: 800; text-decoration: none;
  border-radius: 999px; transition: transform .2s, box-shadow .2s, background .2s;
}
.btn:hover { transform: translateY(-2px); }
.btn-sm { padding: 9px 18px; font-size: 14px; }
.btn-lg { padding: 16px 30px; font-size: 17px; }
.btn-primary { background: var(--mint); color: #fff; box-shadow: 0 10px 24px rgba(56, 193, 165, .35); }
.btn-primary:hover { background: var(--mint-600); }
.btn-ghost { color: var(--ink); border: 1.5px solid var(--line); background: #fff; }
.btn-lemon { background: var(--lemon); color: var(--ink); box-shadow: 0 10px 24px rgba(0, 0, 0, .12); }
.btn-arrow { transition: transform .2s; }
.btn:hover .btn-arrow { transform: translateX(4px); }

/* ---------- ヘッダー ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, .86); backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent; transition: border-color .3s;
}
.site-header.is-scrolled { border-bottom-color: var(--line); }
.header-inner { display: flex; align-items: center; gap: 28px; height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.brand-text { display: flex; flex-direction: column; line-height: 1.05; }
.brand-name { font-family: var(--font-round); font-weight: 800; font-size: 22px; }
.brand-kana { font-size: 10px; letter-spacing: .35em; color: var(--ink-50); margin-top: 2px; }
.nav { display: flex; gap: 22px; margin-left: auto; font-size: 14px; }
.nav a { text-decoration: none; color: var(--ink-70); }
.nav a:hover { color: var(--mint-600); }

/* ---------- ファーストビュー ---------- */
.hero {
  position: relative; overflow: hidden;
  background: radial-gradient(1200px 600px at 85% 30%, var(--mint-100), transparent 60%), linear-gradient(180deg, #fff, var(--mint-50));
  padding: 64px 0 96px;
}
.hero-net { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero-inner { position: relative; display: grid; grid-template-columns: 1.05fr 1fr; gap: 40px; align-items: center; min-height: 560px; }
.eyebrow, .sec-en {
  font-family: var(--font-round); font-weight: 700; font-size: 13px; letter-spacing: .22em; color: var(--mint-600);
  display: inline-flex; align-items: center; gap: 10px; margin-bottom: 14px;
}
.eyebrow::before, .sec-en::before { content: ""; width: 10px; height: 10px; border-radius: 50%; background: var(--lemon-deep); }
.hero h1 { font-size: clamp(34px, 5vw, 58px); margin-bottom: 22px; }
.lead { font-size: 17px; color: var(--ink-70); margin-bottom: 32px; }
.lead strong { color: var(--ink); }
.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 22px; }
.hero-trust { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 8px 20px; font-size: 13px; color: var(--ink-70); }
.hero-trust li::before { content: "✓"; color: var(--mint); font-weight: 700; margin-right: 6px; }

.hero-visual { position: relative; aspect-ratio: 1; max-width: 520px; justify-self: center; width: 100%; }
.mark-halo { position: absolute; inset: 8%; border-radius: 50%; background: radial-gradient(circle, rgba(56, 193, 165, .18), transparent 65%); }
.hero-mark { position: relative; width: 100%; height: 100%; filter: drop-shadow(0 20px 40px rgba(56, 193, 165, .25)); animation: float 6s ease-in-out infinite; }
.fingertip-ring { transform-origin: 99px 43px; animation: ring 2.4s ease-out infinite; }
@keyframes ring { 0% { transform: scale(1); opacity: .9; } 100% { transform: scale(2.2); opacity: 0; } }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }

.chip {
  position: absolute; display: flex; align-items: center; gap: 8px;
  background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 10px 14px;
  font-size: 13px; box-shadow: var(--shadow); white-space: nowrap;
  animation: chipIn .8s both, float 7s ease-in-out infinite;
}
.chip-q { top: 4%; left: -6%; animation-delay: .2s, 0s; }
.chip-link { bottom: 16%; right: -4%; animation-delay: .5s, 1s; }
.chip-ref { bottom: 2%; left: 4%; animation-delay: .8s, 2s; }
.chip-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--lemon-deep); box-shadow: 0 0 0 4px rgba(255, 216, 77, .35); }
@keyframes chipIn { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }
.chip-tag { display: inline-block; font-size: 11px; font-weight: 700; border-radius: 6px; padding: 2px 8px; }
.tag-you { background: var(--mint-100); color: var(--mint-600); }
.tag-ai { background: #EEF2F1; color: var(--ink-70); }
.tag-ref { background: #FFF3C4; color: #8A6A00; }
.tag-link { background: var(--ink); color: #fff; }

/* ---------- セクション共通 ---------- */
.section { position: relative; padding: 110px 0; overflow: hidden; }
.sec-head { text-align: center; margin-bottom: 56px; }
.sec-head h2, .story-copy h2, .founder h2 { font-size: clamp(26px, 3.4vw, 38px); }
.sec-lead { color: var(--ink-70); margin-top: 14px; }
.watermark { position: absolute; pointer-events: none; opacity: .07; width: 520px; z-index: 0; }
.wm-right { right: -140px; top: 40px; }
.wm-left { left: -160px; top: 120px; transform: scaleX(-1); }
.section .container { position: relative; z-index: 1; }

.card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 30px 28px; box-shadow: var(--shadow); }
.card h3 { font-size: 19px; margin: 8px 0 10px; }
.card p { color: var(--ink-70); font-size: 15px; }
.card-num { font-family: var(--font-round); font-weight: 800; font-size: 14px; color: var(--mint); letter-spacing: .1em; }
.cards-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.cards-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.card-sm { padding: 24px 22px; }
.card-sm h3 { font-size: 17px; margin-top: 0; }
.card-sm h3::before { content: ""; display: block; width: 28px; height: 4px; border-radius: 4px; background: var(--mint); margin-bottom: 14px; }

/* 共感 */
.affinity { background: var(--mint-50); padding: 90px 0; }
.affinity-quote { margin: 0; text-align: center; font-family: var(--font-round); font-weight: 700; font-size: clamp(20px, 2.6vw, 26px); line-height: 1.8; }
.affinity-sub { margin-top: 26px !important; font-size: clamp(17px, 2vw, 20px); color: var(--ink-70); }

/* 解決策 */
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; margin-bottom: 64px; }
.feature { padding: 8px 6px; }
.feature h3 { font-size: 21px; margin: 18px 0 10px; }
.feature p { color: var(--ink-70); font-size: 15px; }
.feature strong { color: var(--ink); background: linear-gradient(transparent 62%, rgba(255, 216, 77, .55) 62%); }
.feature-icon {
  width: 56px; height: 56px; border-radius: 18px; background: var(--mint); color: #fff;
  display: grid; place-items: center; font-family: var(--font-round); font-weight: 800; font-size: 22px; position: relative;
}
.feature-icon::after { content: ""; position: absolute; right: -5px; top: -5px; width: 14px; height: 14px; border-radius: 50%; background: var(--lemon); border: 3px solid #fff; }

.app-mock { max-width: 760px; margin: 0 auto; background: #fff; border: 1px solid var(--line); border-radius: 24px; box-shadow: 0 30px 80px rgba(30, 58, 54, .12); overflow: hidden; }
.mock-bar { display: flex; align-items: center; gap: 6px; padding: 12px 16px; background: var(--mint-50); border-bottom: 1px solid var(--line); }
.mock-bar span { width: 10px; height: 10px; border-radius: 50%; background: var(--mint-200); }
.mock-bar em { font-style: normal; font-family: var(--font-round); font-weight: 800; font-size: 13px; margin-left: 10px; color: var(--ink-70); }
.mock-body { padding: 26px; display: grid; gap: 16px; }
.msg { border-radius: 18px; padding: 14px 18px; font-size: 14.5px; max-width: 88%; }
.msg-user { justify-self: end; background: var(--mint); color: #fff; border-bottom-right-radius: 6px; }
.msg-ai { background: #F6F8F7; border-bottom-left-radius: 6px; display: grid; gap: 8px; }
.msg-q { font-weight: 700; color: var(--ink); border-top: 1px dashed var(--line); padding-top: 8px; }
.mock-note { font-size: 12px; color: var(--ink-50); text-align: right; padding: 0 20px 14px; }

.features-4 { grid-template-columns: repeat(4, 1fr); gap: 22px; }
.center { text-align: center !important; }

/* 会話 → ノート */
.convert { display: grid; grid-template-columns: 1fr auto 1fr; gap: 22px; align-items: center; }
.convert .app-mock { margin: 0; }
.convert-arrow { display: grid; place-items: center; width: 88px; height: 88px; border-radius: 50%; background: var(--lemon); font: 800 13px/1.4 var(--font-round); text-align: center; box-shadow: 0 10px 24px rgba(242, 183, 5, .35); }
.note-card { background: #fff; border: 1px solid var(--line); border-radius: 24px; padding: 26px 26px 22px; box-shadow: 0 30px 80px rgba(30, 58, 54, .12); position: relative; }
.note-card::before { content: ""; position: absolute; left: 0; top: 24px; bottom: 24px; width: 4px; border-radius: 4px; background: var(--mint); }
.note-path { font-size: 12px; color: var(--ink-50); letter-spacing: .05em; }
.note-card h3 { font-size: 19px; margin: 6px 0 10px; }
.note-tags { list-style: none; padding: 0; margin: 0 0 14px; display: flex; flex-wrap: wrap; gap: 6px; }
.note-tags li { font-size: 12px; color: var(--mint-600); background: var(--mint-100); border-radius: 6px; padding: 2px 8px; }
.note-line { font-size: 14px; color: var(--ink-70); margin-bottom: 6px !important; }
.note-links { font-size: 13px; color: var(--ink-50); border-top: 1px dashed var(--line); padding-top: 10px; margin-top: 10px !important; }
.note-links a { color: var(--mint-600); font-weight: 700; margin-right: 4px; }

/* 学びマップ */
.graph { background: var(--mint-50); }
.graph-inner { display: grid; grid-template-columns: 1fr 1.15fr; gap: 50px; align-items: center; }
.graph-copy h2 { font-size: clamp(26px, 3.4vw, 38px); margin-bottom: 18px; }
.graph-copy p { color: var(--ink-70); margin-top: 12px; }
.graph-copy strong { color: var(--ink); }
.graph-visual { background: #fff; border-radius: 28px; padding: 18px; box-shadow: 0 30px 80px rgba(30, 58, 54, .12); }
.kgraph { width: 100%; height: auto; }
.kgraph .n circle { fill: var(--mint); }
.kgraph .n.s circle { fill: var(--mint-200); }
.kgraph .n-hub circle { fill: var(--mint-600); }
.kgraph .n-hot circle { fill: var(--lemon-deep); }
.kgraph text { fill: #fff; font: 700 13px var(--font-round); text-anchor: middle; }
.kgraph .n-hub text { font-size: 15px; }
.kgraph text.sub { font: 500 10px var(--font-body); fill: rgba(255,255,255,.75); }
.kgraph .n { transform-box: fill-box; transform-origin: center; animation: breathe 5s ease-in-out infinite; }
.kgraph .n:nth-child(2n) { animation-delay: 1.2s; }
.kgraph .n:nth-child(3n) { animation-delay: 2.4s; }
.edge-signal line { stroke: var(--lemon-deep); stroke-width: 3; stroke-dasharray: 10 200; animation: travel 2.6s linear infinite; }
@keyframes breathe { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.06); } }
@keyframes travel { from { stroke-dashoffset: 210; } to { stroke-dashoffset: 0; } }

/* 根拠の正確さ */
.accuracy-inner { display: grid; grid-template-columns: 1fr 1.1fr; gap: 50px; align-items: center; }
.accuracy-copy h2 { font-size: clamp(26px, 3.4vw, 38px); margin-bottom: 18px; }
.accuracy-copy p { color: var(--ink-70); margin-top: 12px; }
.accuracy-copy strong { color: var(--ink); background: linear-gradient(transparent 62%, rgba(255, 216, 77, .55) 62%); }
.accuracy-chart { position: relative; background: #fff; border: 1px solid var(--line); border-radius: 24px; padding: 28px; box-shadow: var(--shadow); }
.chart-title { font-family: var(--font-round); font-weight: 800; margin-bottom: 18px; }
.bars { display: grid; gap: 14px; }
.bar-row { display: grid; grid-template-columns: 140px 1fr 56px; gap: 12px; align-items: center; font-size: 14px; }
.bar { height: 22px; background: #F1F4F3; border-radius: 999px; overflow: hidden; }
.bar i { display: block; height: 100%; background: var(--ink-50); border-radius: 999px; }
.bar-k .bar i { background: var(--mint); }
.chart-pending { position: absolute; left: 50%; top: 92px; transform: translateX(-50%); background: var(--ink); color: #fff; border-radius: 14px; padding: 12px 20px; text-align: center; display: grid; gap: 2px; box-shadow: var(--shadow); white-space: nowrap; }
.chart-pending b { font-family: var(--font-round); }
.chart-pending span { font-size: 12px; opacity: .8; }
.chart-method { margin: 26px 0 0; padding-left: 1.2em; font-size: 14px; color: var(--ink-70); display: grid; gap: 4px; }

/* AI の機能 */
.card-ai { border-top: 4px solid var(--mint); }
.card-label { font-family: var(--font-round); font-weight: 700; font-size: 11px; letter-spacing: .2em; color: var(--mint-600) !important; }

/* 使い方 */
.how { background: linear-gradient(180deg, #fff, var(--mint-50)); }
.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; counter-reset: s; position: relative; }
.steps::before { content: ""; position: absolute; top: 34px; left: 8%; right: 8%; height: 2px; background: repeating-linear-gradient(90deg, var(--mint-200) 0 8px, transparent 8px 14px); }
.step { position: relative; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px 22px; text-align: center; box-shadow: var(--shadow); }
.step-no { display: inline-block; font-family: var(--font-round); font-weight: 800; font-size: 12px; letter-spacing: .14em; color: #fff; background: var(--mint); border-radius: 999px; padding: 4px 12px; }
.step-accent .step-no { background: var(--lemon); color: var(--ink); }
.step h3 { font-size: 19px; margin: 14px 0 8px; }
.step p { font-size: 14px; color: var(--ink-70); }

/* ファーストビュー：1行目を小さく */
.h1-small { display: block; font-size: .5em; color: var(--ink-70); margin-bottom: 10px; letter-spacing: .02em; }

/* CTA ボタンの動き（CSS だけ・軽量）：光が流れる＋黄色い波紋 */
.btn-lg.btn-primary, .btn-lemon { position: relative; overflow: hidden; isolation: isolate; }
.btn-lg.btn-primary::before, .btn-lemon::before {
  content: ""; position: absolute; top: 0; left: -60%; width: 40%; height: 100%; z-index: -1;
  background: linear-gradient(100deg, transparent, rgba(255, 255, 255, .45), transparent);
  transform: skewX(-20deg); animation: shine 3.6s ease-in-out infinite;
}
.btn-lg.btn-primary { animation: ripple 2.8s ease-out infinite; }
.btn-lemon { animation: rippleW 2.8s ease-out infinite; }
.btn-lg.btn-primary:hover, .btn-lemon:hover { transform: translateY(-3px) scale(1.02); }
.btn-lg .btn-arrow { display: inline-block; animation: nudge 1.8s ease-in-out infinite; }
@keyframes shine { 0%, 55% { left: -60%; } 85%, 100% { left: 130%; } }
@keyframes ripple { 0% { box-shadow: 0 10px 24px rgba(56, 193, 165, .35), 0 0 0 0 rgba(255, 216, 77, .55); } 70%, 100% { box-shadow: 0 10px 24px rgba(56, 193, 165, .35), 0 0 0 14px rgba(255, 216, 77, 0); } }
@keyframes rippleW { 0% { box-shadow: 0 10px 24px rgba(0, 0, 0, .12), 0 0 0 0 rgba(255, 255, 255, .6); } 70%, 100% { box-shadow: 0 10px 24px rgba(0, 0, 0, .12), 0 0 0 14px rgba(255, 255, 255, 0); } }
@keyframes nudge { 0%, 100% { transform: translateX(0); } 50% { transform: translateX(4px); } }

/* 問題：スマホ1台＋番号つきリスト（画面が自動で切り替わる） */
.problem-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; max-width: 920px; margin: 0 auto; }
.pb-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 14px; }
.pb-list li { position: relative; border-radius: 18px; background: #fff; border: 1px solid var(--line); overflow: hidden; transition: border-color .3s, box-shadow .3s, transform .3s; }
.pb-list li.is-on { border-color: var(--mint); box-shadow: var(--shadow); transform: translateX(6px); }
.pb-list button { all: unset; box-sizing: border-box; cursor: pointer; display: flex; align-items: center; gap: 16px; width: 100%; padding: 18px 20px; }
.pb-no { flex: none; width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center; font: 800 18px var(--font-round); background: var(--mint-100); color: var(--mint-600); transition: background .3s, color .3s; }
.pb-list li.is-on .pb-no { background: var(--mint); color: #fff; }
.pb-txt { display: grid; gap: 2px; }
.pb-txt b { font: 800 17px/1.4 var(--font-round); }
.pb-txt small { font-size: 13px; color: var(--ink-50); }
.pb-bar { position: absolute; left: 0; bottom: 0; height: 3px; width: 0; background: var(--lemon-deep); }
.pb-list li.is-on .pb-bar { animation: pbFill var(--pb-dur, 3.6s) linear forwards; }
@keyframes pbFill { to { width: 100%; } }
.pb-phone { position: relative; justify-self: center; }
.pb-phone .screen { position: absolute; inset: 18px 12px 12px; opacity: 0; transform: translateY(10px); transition: opacity .45s, transform .45s; }
.pb-phone .screen.is-on { opacity: 1; transform: none; }
.pb-phone .bubble { opacity: 0; transform: rotate(4deg) scale(.85); transition: opacity .35s .15s, transform .35s .15s; pointer-events: none; }
.pb-phone .bubble.is-on { opacity: 1; transform: rotate(4deg) scale(1); }
.phone { width: 220px; height: 360px; border-radius: 30px; background: #fff; border: 7px solid #2E3432; box-shadow: var(--shadow); padding: 18px 12px 12px; position: relative; overflow: hidden; }
.phone-top { position: absolute; top: 6px; left: 50%; transform: translateX(-50%); width: 56px; height: 8px; border-radius: 6px; background: #2E3432; }
.ph-search { font-size: 11px; background: #F1F4F3; border-radius: 8px; padding: 6px 10px; color: var(--ink-50); margin: 8px 0 10px; }
.ph-list, .ph-memo { list-style: none; padding: 0; margin: 0; display: grid; gap: 6px; }
.ph-list li, .ph-memo li { font-size: 11.5px; padding: 7px 10px; border-radius: 8px; background: #F7F9F8; color: var(--ink-70); }
.ph-list li.faded { opacity: .35; text-decoration: line-through; }
.ph-memo li:nth-child(odd) { color: var(--ink-50); }
.ph-title { font: 800 15px var(--font-round); margin: 10px 4px 10px !important; }
.ph-msg { height: 26px; width: 70%; margin: 10px 0 10px auto; border-radius: 12px 12px 4px 12px; background: var(--mint); }
.ph-answer { display: grid; gap: 7px; background: #F6F8F7; border-radius: 12px; padding: 12px; }
.ph-answer i { display: block; height: 6px; border-radius: 3px; background: #DCE4E2; }
.ph-answer i.short { width: 60%; }
.ph-like { margin-top: 12px; font-size: 12px; text-align: right; color: var(--ink-70); }
.bubble { position: absolute; top: 38%; right: -70px; white-space: nowrap; transform: rotate(4deg); background: var(--lemon); color: var(--ink); font: 800 14px/1.5 var(--font-round); padding: 12px 16px; border-radius: 18px; box-shadow: 0 10px 24px rgba(242, 183, 5, .3); }
.bubble::after { content: ""; position: absolute; left: 18px; bottom: -8px; border: 8px solid transparent; border-top-color: var(--lemon); border-bottom: 0; }

/* 共感＋ブランド紹介 */
.affinity-brand { margin-top: 40px; display: grid; justify-items: center; gap: 18px; text-align: center; background: #fff; border-radius: 28px; padding: 34px 26px; box-shadow: var(--shadow); }
.affinity-brand img { width: 240px; height: auto; }
.affinity-brand p { font-size: 17px; color: var(--ink-70); line-height: 1.9; }

/* 機能のイラスト */
.feat-ill { width: 100%; height: auto; background: var(--mint-50); border-radius: 18px; padding: 10px; display: block; }

/* モード */
.modes { background: #fff; }
.mode-ui { background: #fff; border-radius: 28px; box-shadow: 0 30px 80px rgba(30, 58, 54, .10); padding: 14px; }
.mode-tabs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; background: #F1F4F3; border-radius: 18px; padding: 6px; }
.mode-tabs button { border: 0; background: transparent; border-radius: 14px; padding: 12px 6px; font: 800 14px var(--font-round); color: var(--ink-70); cursor: pointer; transition: background .2s, color .2s; }
.mode-tabs button.is-on { background: var(--mint); color: #fff; box-shadow: 0 6px 16px rgba(56, 193, 165, .3); }
.mode-panel { padding: 28px 22px 16px; }
.mode-en { font: 700 11px var(--font-round); letter-spacing: .2em; color: var(--mint-600); }
.mode-panel h3 { font-size: 22px; margin: 6px 0 10px; }
.mode-panel p { color: var(--ink-70); }
.mode-panel strong { color: var(--ink); }
.mode-ex { margin-top: 14px !important; background: var(--mint-50); border-left: 4px solid var(--lemon-deep); border-radius: 0 12px 12px 0; padding: 10px 14px; font-size: 14px; }

/* 利用者の声 */
.voice-todo { border-style: dashed; background: #FFFCEB; }
.voice-text { color: var(--ink-50) !important; }
.voice-who { margin-top: 14px !important; font-size: 13px; color: var(--ink-50) !important; }
.maker-note { text-align: center; margin-top: 30px !important; font-size: 14px; color: var(--ink-70); }

/* 問題の締め */
.problem-punch { text-align: center; margin-top: 48px; font-family: var(--font-round); font-weight: 800; font-size: clamp(19px, 2.4vw, 24px); }
.problem-punch::after { content: ""; display: block; width: 60px; height: 4px; border-radius: 4px; background: var(--lemon); margin: 18px auto 0; }

/* 違い：流れの比較 */
.flow-compare { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-bottom: 36px; }
.flow { border-radius: var(--radius); padding: 24px 26px; border: 1px solid var(--line); background: #fff; }
.flow-k { border: 2px solid var(--mint); background: var(--mint-50); }
.flow-title { font-family: var(--font-round); font-weight: 800; margin-bottom: 12px; }
.flow-k .flow-title { color: var(--mint-600); }
.flow ol { list-style: none; padding: 0; margin: 0; display: grid; gap: 6px; }
.flow li { position: relative; padding: 8px 14px; background: #F6F8F7; border-radius: 10px; font-size: 15px; }
.flow-k li { background: #fff; }
.flow li:not(:last-child)::after { content: "↓"; position: absolute; left: 50%; bottom: -16px; transform: translateX(-50%); font-size: 12px; color: var(--ink-50); z-index: 1; }
.flow-gpt .flow-end { color: var(--ink-50); text-decoration: line-through; text-decoration-color: rgba(0,0,0,.2); }
.flow-k .flow-end { background: var(--mint); color: #fff; font-weight: 700; }

/* 違い */
.table-wrap { overflow-x: auto; border-radius: var(--radius); border: 1px solid var(--line); box-shadow: var(--shadow); }
.compare { width: 100%; border-collapse: collapse; background: #fff; font-size: 15px; min-width: 560px; }
.compare th, .compare td { padding: 16px 18px; border-bottom: 1px solid var(--line); text-align: left; }
.compare thead th { font-family: var(--font-round); font-size: 15px; background: #F6F8F7; }
.compare tbody th { font-weight: 700; width: 30%; }
.compare td { color: var(--ink-70); }
.compare .col-k { background: var(--mint-50); color: var(--ink); font-weight: 500; }
.compare thead .col-k { background: var(--mint); color: #fff; }
.compare tr:last-child th, .compare tr:last-child td { border-bottom: 0; }

/* 名前とロゴ */
.story { background: var(--mint-50); }
.story-inner { display: grid; grid-template-columns: 1fr 1.1fr; gap: 60px; align-items: center; }
.story-copy h2 { margin-bottom: 18px; }
.story-copy p { color: var(--ink-70); margin-top: 14px; }
.story-copy strong { color: var(--ink); }
.formula { font-family: var(--font-round); font-size: 22px !important; color: var(--ink) !important; }
.formula b { color: var(--mint-600); }
.formula span { color: var(--lemon-deep); margin: 0 8px; }
.story-visual { display: grid; justify-items: center; gap: 22px; }
.story-mark { position: relative; width: min(380px, 100%); aspect-ratio: 1; background: #fff; border-radius: 50%; padding: 30px; box-shadow: 0 30px 80px rgba(30, 58, 54, .10); }
.lbl { position: absolute; font-size: 12px; font-weight: 700; color: var(--ink); background: #fff; border: 1px solid var(--line); border-radius: 999px; padding: 3px 10px; white-space: nowrap; box-shadow: 0 6px 14px rgba(30, 58, 54, .08); }
.lbl::after { content: attr(data-neuron); }
.story-mark[data-mode="person"] .lbl::after { content: attr(data-person); }
.l-head { top: 6%; left: 48%; }
.l-hand { top: 22%; right: -2%; background: var(--lemon); border-color: var(--lemon); }
.l-core { top: 52%; left: 2%; }
.l-leg { bottom: 6%; right: 8%; }
.toggle { display: inline-flex; background: #fff; border: 1px solid var(--line); border-radius: 999px; padding: 4px; }
.toggle button { border: 0; background: transparent; color: var(--ink-70); font: 700 13px var(--font-body); padding: 8px 16px; border-radius: 999px; cursor: pointer; }
.toggle button.is-on { background: var(--mint); color: #fff; }

/* 創業者 */
.founder-inner { display: grid; grid-template-columns: 180px 1fr; gap: 40px; align-items: center; }
.founder-photo { width: 180px; height: 180px; border-radius: 50%; background: var(--mint); display: grid; place-items: center; padding: 34px; box-shadow: 0 0 0 10px var(--mint-100); }
.founder h2 { margin-bottom: 8px; }
.founder p { color: var(--ink-70); }

/* 提案 */
.offer { background: var(--mint-50); }
.offer-card { position: relative; overflow: hidden; max-width: 520px; margin: 0 auto; text-align: center; background: #fff; border-radius: 28px; padding: 44px 36px; box-shadow: 0 30px 80px rgba(30, 58, 54, .12); border: 2px solid var(--mint); }
.offer-card > *:not(.watermark) { position: relative; }
.wm-offer { width: 300px; right: -90px; bottom: -80px; opacity: .08; }
.offer-plan { font-family: var(--font-round); font-weight: 800; color: var(--mint-600); letter-spacing: .1em; }
.offer-price { font-family: var(--font-round); font-weight: 800; font-size: 56px; line-height: 1.2; margin: 6px 0 18px; }
.offer-list { list-style: none; padding: 0; margin: 0 0 18px; text-align: left; display: inline-grid; gap: 8px; }
.offer-list li::before { content: ""; display: inline-block; width: 10px; height: 10px; border-radius: 50%; background: var(--mint); margin-right: 10px; }
.offer-note { font-size: 13px; color: var(--ink-50); margin-bottom: 22px; }
.offer-small { font-size: 12px; color: var(--ink-50); margin-top: 12px; }

/* FAQ */
.faq details { border-bottom: 1px solid var(--line); padding: 20px 4px; }
.faq summary { cursor: pointer; font-family: var(--font-round); font-weight: 700; font-size: 17px; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--mint); font-size: 24px; line-height: 1; transition: transform .2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { color: var(--ink-70); margin-top: 12px; font-size: 15px; }

/* 最後の CTA */
.final-cta { position: relative; overflow: hidden; background: var(--mint); color: #fff; text-align: center; padding: 100px 0; }
.final-cta h2 { font-size: clamp(26px, 3.6vw, 40px); margin-bottom: 14px; }
.final-cta p { margin-bottom: 32px; opacity: .92; }
.wm-final { width: 620px; left: 50%; top: 50%; transform: translate(-50%, -50%); opacity: .12; }
.final-cta .container { position: relative; }

/* フッター */
.site-footer { background: #fff; border-top: 1px solid var(--line); padding: 44px 0; }
.footer-inner { display: grid; grid-template-columns: auto 1fr; gap: 10px 30px; align-items: center; }
.footer-tag { font-size: 13px; color: var(--ink-50); }
.footer-nav { grid-column: 1 / -1; display: flex; flex-wrap: wrap; gap: 18px; font-size: 13px; }
.footer-nav a { color: var(--ink-70); text-decoration: none; }
.copy { grid-column: 1 / -1; font-size: 12px; color: var(--ink-50); }

/* 表示アニメーション */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .8s ease, transform .8s ease; }
.reveal.is-in { opacity: 1; transform: none; }

/* ---------- スマホ ---------- */
@media (max-width: 900px) {
  .nav { display: none; }
  .header-inner { justify-content: space-between; }
  .hero { padding: 36px 0 70px; }
  .hero-inner { grid-template-columns: 1fr; min-height: 0; }
  .hero-visual { max-width: 380px; order: -1; }
  .chip { font-size: 12px; padding: 8px 10px; }
  .chip-q { left: 0; top: 0; }
  .chip-link { right: 0; }
  .cards-3, .features, .story-inner, .graph-inner, .flow-compare, .accuracy-inner, .problem-grid { grid-template-columns: 1fr; }
  .problem-grid { gap: 30px; }
  .pb-phone { order: -1; }
  .bubble { right: -40px; font-size: 13px; }
  .pb-list li.is-on { transform: none; }
  .mode-tabs { grid-template-columns: 1fr 1fr; }
  .affinity-quote { font-size: 19px; }
  .bar-row { grid-template-columns: 110px 1fr 48px; font-size: 12px; }
  .features-4 { grid-template-columns: 1fr 1fr; }
  .feature { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; box-shadow: var(--shadow); }
  .feature h3 { font-size: 18px; margin-top: 14px; }
  .convert { grid-template-columns: 1fr; justify-items: center; }
  .convert-arrow { transform: rotate(90deg); }
  .convert-arrow span { display: inline-block; transform: rotate(-90deg); }
  .cards-4, .steps { grid-template-columns: 1fr 1fr; }
  .steps::before { display: none; }
  .section { padding: 80px 0; }
  .story-copy { order: -1; }
  .founder-inner { grid-template-columns: 1fr; justify-items: center; text-align: center; }
  .pc { display: none; }
}
@media (max-width: 560px) {
  .sp { display: inline; }
  .cards-4, .steps, .features-4 { grid-template-columns: 1fr; }
  .compare { min-width: 0; font-size: 13px; }
  .compare th, .compare td { padding: 12px 10px; }
  .compare tbody th { width: 26%; }
  .sec-head h2 { font-size: 24px; }
  .btn-lg { width: 100%; justify-content: center; }
  .hero-trust { justify-content: center; }
  .hero-copy { text-align: center; }
  .eyebrow { justify-content: center; }
  .chip-ref { display: none; }
  .watermark { width: 340px; }
}

/* ヒーロー下の動画（クリックで再生） */
.hero-video { position: relative; grid-column: 1 / -1; width: 100%; max-width: 880px; margin: 40px auto 0; justify-self: center; }
.hero-video .hv-play, .hero-video video { display: block; width: 100%; aspect-ratio: 16 / 9; border: 0; border-radius: 22px; background: var(--mint-50); }
.hero-video .hv-play { position: relative; padding: 0; cursor: pointer; overflow: hidden; border: 2px solid var(--mint-100); }
.hero-video .hv-play img { width: 100%; height: 100%; object-fit: cover; display: block; }
.hero-video .hv-btn { position: absolute; left: 77%; top: 56%; /* サムネの文字にかぶらないよう、スマホの上に置く */ width: 84px; height: 84px; margin: -42px 0 0 -42px; border-radius: 50%; background: var(--mint); border: 4px solid #fff; box-shadow: 0 8px 24px rgba(30, 58, 54, .3); display: flex; align-items: center; justify-content: center; transition: transform .2s; }
.hero-video .hv-btn svg { width: 36px; height: 36px; fill: #fff; margin-left: 5px; }
.hero-video .hv-play:hover .hv-btn, .hero-video .hv-play:focus-visible .hv-btn { transform: scale(1.08); }
.hero-video .hv-play:focus-visible { outline: 3px solid var(--mint-600); outline-offset: 3px; }
.hero-video .hv-label { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; } /* サムネに「1分でわかる」が入っているので画面には出さない */
@media (max-width: 720px) { .hero-video { margin-top: 28px; } .hero-video .hv-btn { width: 64px; height: 64px; margin: -32px 0 0 -32px; } .hero-video .hv-btn svg { width: 28px; height: 28px; } }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}

/* 学びマップ（canvas） */
.kmap { width: 100%; aspect-ratio: 5 / 4; display: block; cursor: pointer; touch-action: manipulation; }
.kmap-legend { list-style: none; padding: 0; margin: 6px 0 0; display: flex; justify-content: center; gap: 18px; font-size: 12px; color: var(--ink-50); }
.kmap-legend i { display: inline-block; width: 10px; height: 10px; border-radius: 50%; margin-right: 6px; vertical-align: -1px; }
.lg-hub { background: var(--mint-600); } .lg-note { background: var(--mint); } .lg-paper { background: var(--lemon-deep); }

/* ---------- フラット化（v0.4）：ぼかした大きな影・光彩・波紋を使わない ---------- */
.btn-primary, .btn-lemon, .btn-lg.btn-primary, .btn-lemon:hover, .btn-lg.btn-primary:hover { box-shadow: none; animation: none; }
.hero-mark { filter: none; }
.mark-halo { display: none; }
.chip, .chip-dot, .card, .app-mock, .convert-arrow, .note-card, .graph-visual, .accuracy-chart, .chart-pending,
.step, .pb-list li.is-on, .phone, .bubble, .affinity-brand, .mode-ui, .mode-tabs button.is-on, .table-wrap,
.story-mark, .lbl, .founder-photo, .offer-card, .feature { box-shadow: none !important; }
.chip, .app-mock, .note-card, .graph-visual, .affinity-brand, .mode-ui, .story-mark, .step, .card { border: 1px solid var(--line); }
.bubble::after { filter: none; }
.hero-mark { overflow: visible; }

/* モード：説明＋スマホのチャット例 */
.mode-panel:not([hidden]) { display: grid; grid-template-columns: 1fr auto; gap: 28px; align-items: center; }
.mode-phone .phone { width: 240px; height: 420px; padding: 22px 12px 12px; }
.mchat-mode { font: 700 11px var(--font-round); color: var(--mint-600); background: var(--mint-50); border-radius: 999px; padding: 3px 10px; display: inline-block; margin: 6px 0 10px !important; }
.mchat { display: grid; gap: 8px; }
.mc { font-size: 12px; line-height: 1.55; padding: 8px 11px; border-radius: 14px; margin: 0 !important; max-width: 92%; }
.mc-me { justify-self: end; background: var(--mint); color: #fff; border-bottom-right-radius: 4px; }
.mc-ai { background: #F3F6F5; color: var(--ink) !important; border-bottom-left-radius: 4px; }
.mc-q { background: #FFF6CC; }
.mc-list { margin: 0; padding: 8px 10px 8px 26px; background: #F3F6F5; border-radius: 12px; font-size: 12px; color: var(--ink); display: grid; gap: 2px; }
.mc-paper { display: grid; gap: 1px; border: 1px solid var(--line); border-left: 3px solid var(--lemon-deep); border-radius: 10px; padding: 7px 10px; font-size: 11px; }
.mc-paper b { font-size: 10px; color: var(--mint-600); }
.mc-paper span { color: var(--ink); }
@media (max-width: 900px) {
  .mode-panel:not([hidden]) { grid-template-columns: 1fr; justify-items: center; }
  .mode-text { justify-self: stretch; }
}
.mode-panel .mc-me { color: #fff !important; }
.mode-panel .mc-paper span { color: var(--ink); }

/* こんな方に（職種別） */
.who-tag { font: 700 10.5px var(--font-round); letter-spacing: .16em; color: var(--mint-600) !important; }
.who h3 { margin-top: 6px; }
.who strong { color: var(--ink); }
.btn-sm { white-space: nowrap; }