.how-to-hero { min-height: 540px; background: linear-gradient(135deg, #f6f4eb 0 72%, #e2eef5 72% 100%); }
.how-to-hero h1 { max-width: 980px; }
.how-to-hero > p { max-width: 740px; }
.system-map-section { padding: 90px clamp(24px, 7vw, 110px) 100px; background: #edf5fa; border-bottom: 1px solid #b9d8ea; }
.system-map-heading { display: grid; grid-template-columns: 1fr 1fr; gap: 8vw; align-items: end; margin-bottom: 54px; }
.system-map-heading h2 { margin: 16px 0 0; color: #0b2540; font-size: clamp(38px, 5vw, 66px); font-weight: 500; line-height: 1.03; letter-spacing: -.055em; }
.system-map-heading > p { max-width: 590px; margin: 0 0 6px; color: #405d70; font-size: 14px; line-height: 1.8; }
.system-map { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); border-top: 1px solid #93bed5; border-left: 1px solid #93bed5; }
.system-map article { position: relative; min-height: 290px; padding: 20px; border-right: 1px solid #93bed5; border-bottom: 1px solid #93bed5; background: #f9fcfe; }
.system-map article:not(:last-child)::after { content: "→"; position: absolute; z-index: 2; top: 73px; right: -13px; display: grid; width: 25px; height: 25px; place-items: center; border-radius: 50%; background: #ef9503; color: #171a50; font-size: 13px; font-weight: 700; }
.map-number { color: #087bb8; font: 600 9px DM Mono, monospace; }
.map-symbol { display: grid; width: 54px; height: 54px; margin-top: 25px; place-items: center; border: 2px solid #087bb8; border-radius: 50%; color: #087bb8; font: 600 18px DM Mono, monospace; }
.system-map h3 { margin: 28px 0 10px; color: #0b2540; font-size: 15px; line-height: 1.35; }
.system-map p { margin: 0 0 36px; color: #587185; font-size: 11px; line-height: 1.65; }
.system-map small { position: absolute; bottom: 19px; left: 20px; color: #087bb8; font: 600 8px DM Mono, monospace; letter-spacing: .1em; }
.system-map .map-primary { border-top: 5px solid #ef9503; background: #171a50; color: #fff; }
.system-map .map-primary .map-number, .system-map .map-primary small { color: #ef9503; }
.system-map .map-primary .map-symbol { border-color: #ef9503; color: #ef9503; }
.system-map .map-primary h3 { color: #fff; }
.system-map .map-primary p { color: #bfd0dd; }
.system-loop { display: flex; align-items: center; gap: 15px; padding: 24px 26px; background: #0b3155; color: #fff; font: 500 9px DM Mono, monospace; letter-spacing: .08em; }
.system-loop i { color: #ef9503; font-size: 17px; font-style: normal; }
.system-loop strong { margin-left: auto; color: #b9d8ea; font-family: Manrope, sans-serif; font-weight: 500; letter-spacing: 0; }
.workflow-phases { background: #f6f4eb; }
.workflow-phase { display: grid; grid-template-columns: 145px minmax(0, 1.25fr) minmax(300px, .75fr); gap: clamp(28px, 5vw, 78px); padding: 100px clamp(24px, 7vw, 110px); border-bottom: 1px solid #d6d4c8; }
.workflow-phase > header { align-self: start; border-top: 4px solid #ef9503; padding-top: 14px; }
.workflow-phase > header span, .workflow-phase > header strong { display: block; font: 600 9px DM Mono, monospace; letter-spacing: .12em; }
.workflow-phase > header span { color: #087bb8; }
.workflow-phase > header strong { margin-top: 9px; color: #0b2540; font-size: 12px; }
.phase-copy h2 { max-width: 720px; margin: 13px 0 22px; color: #0b2540; font-size: clamp(35px, 4vw, 55px); font-weight: 500; line-height: 1.07; letter-spacing: -.05em; }
.phase-copy > p:not(.step-label) { max-width: 720px; color: #405d70; font-size: 14px; line-height: 1.8; }
.phase-mini-flow { display: flex; align-items: center; gap: 13px; margin-top: 34px; padding: 18px; border: 1px solid #b9d8ea; background: #fff; color: #087bb8; font: 600 9px DM Mono, monospace; }
.phase-mini-flow i { color: #ef9503; font-size: 16px; font-style: normal; }
.phase-mini-flow strong { margin-left: auto; color: #171a50; }
.workflow-phase > aside { align-self: start; padding: 28px; border: 1px solid #b9d8ea; background: #fff; }
.workflow-phase > aside h3 { margin: 0 0 18px; color: #0b2540; font-size: 20px; }
.question-checklist { counter-reset: checklist; display: grid; gap: 0; margin: 0; padding: 0; list-style: none; }
.question-checklist li { counter-increment: checklist; position: relative; padding: 14px 0 14px 36px; border-bottom: 1px solid #d6e4ec; color: #405d70; font-size: 12px; line-height: 1.6; }
.question-checklist li::before { content: counter(checklist); position: absolute; top: 14px; left: 0; display: grid; width: 23px; height: 23px; place-items: center; border-radius: 50%; background: #171a50; color: #fff; font: 600 9px DM Mono, monospace; }
.coach-note { margin: 20px 0 0; padding: 16px; border-left: 4px solid #ef9503; background: #edf5fa; color: #405d70; font-size: 11px; line-height: 1.65; }
.coach-note strong { display: block; color: #0b2540; }
.workflow-phase-dark { background: #171a50; color: #fff; border-color: rgba(255,255,255,.18); }
.workflow-phase-dark > header strong, .workflow-phase-dark .phase-copy h2 { color: #fff; }
.workflow-phase-dark .phase-copy > p:not(.step-label) { color: #bfd0dd; }
.answer-map { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: 35px; border-top: 1px solid rgba(255,255,255,.25); border-left: 1px solid rgba(255,255,255,.25); }
.answer-map span { min-height: 72px; display: grid; place-items: center; padding: 12px; border-right: 1px solid rgba(255,255,255,.25); border-bottom: 1px solid rgba(255,255,255,.25); color: #8fd3f4; font: 600 8px DM Mono, monospace; letter-spacing: .08em; text-align: center; }
.verification-list { margin: 0; padding: 0; list-style: none; }
.verification-list li { padding: 11px 0 11px 26px; position: relative; border-bottom: 1px solid #d6e4ec; color: #405d70; font-size: 12px; }
.verification-list li::before { content: "✓"; position: absolute; left: 0; color: #ef9503; font-weight: 700; }
.follow-up-example { margin-top: 22px; padding: 18px; background: #edf5fa; }
.follow-up-example small { color: #087bb8; font: 600 8px DM Mono, monospace; }
.follow-up-example q { display: block; margin-top: 10px; color: #0b2540; font-size: 13px; font-weight: 600; line-height: 1.55; }
.develop-grid { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: 35px; border-top: 1px solid #b9d8ea; border-left: 1px solid #b9d8ea; }
.develop-grid > div { min-height: 190px; padding: 20px; border-right: 1px solid #b9d8ea; border-bottom: 1px solid #b9d8ea; background: #edf5fa; }
.develop-grid span { display: block; color: #087bb8; font: 600 8px DM Mono, monospace; }
.develop-grid strong { display: block; margin: 35px 0 9px; color: #0b2540; font-size: 17px; }
.develop-grid p { margin: 0; color: #587185; font-size: 11px; line-height: 1.65; }
.student-output { border-top: 5px solid #ef9503 !important; background: #171a50 !important; color: #fff; }
.student-output > span { color: #ef9503; font: 600 8px DM Mono, monospace; letter-spacing: .1em; }
.student-output h3 { color: #fff !important; font-size: 27px !important; }
.student-output > p { color: #bfd0dd; font-size: 12px; line-height: 1.7; }
.student-output > div { display: grid; gap: 4px; padding: 16px 0; border-top: 1px solid rgba(255,255,255,.18); }
.student-output > div strong { color: #8fd3f4; }
.student-output > div small { color: #bfd0dd; }
.how-to-principle { display: grid; grid-template-columns: 70px minmax(280px, 1fr) minmax(300px, .8fr); gap: 38px; align-items: center; padding: 85px clamp(24px, 7vw, 110px); background: #fff; }
.how-to-principle h2 { margin: 13px 0 0; color: #0b2540; font-size: clamp(31px, 4vw, 50px); font-weight: 500; line-height: 1.08; letter-spacing: -.05em; }
.how-to-principle > p { color: #405d70; font-size: 13px; line-height: 1.8; }
.how-to-finish { display: flex; align-items: end; justify-content: space-between; gap: 50px; padding: 82px clamp(24px, 8vw, 130px); background: #0b3155; color: #fff; }
.how-to-finish h2 { max-width: 760px; margin: 13px 0 14px; font-size: clamp(34px, 4vw, 54px); line-height: 1.08; }
.how-to-finish p { margin: 0; color: #c7dbe7; }
.how-to-finish .hero-actions { flex: 0 0 auto; margin: 0; }
.how-to-finish .underlined-link { color: #fff; }
@media (max-width: 1100px) {
  .system-map { grid-template-columns: repeat(3, 1fr); }
  .system-map article:nth-child(3)::after { content: none; }
  .workflow-phase { grid-template-columns: 100px minmax(0, 1fr); }
  .workflow-phase > aside { grid-column: 2; }
}
@media (max-width: 760px) {
  .how-to-hero { min-height: 0; background: #f6f4eb; }
  .system-map-section { padding: 64px 22px; }
  .system-map-heading { grid-template-columns: 1fr; gap: 24px; }
  .system-map { grid-template-columns: 1fr; }
  .system-map article { min-height: 220px; }
  .system-map article:not(:last-child)::after, .system-map article:nth-child(3)::after { content: "↓"; top: auto; right: 24px; bottom: -13px; }
  .system-loop { align-items: flex-start; flex-direction: column; }
  .system-loop i { transform: rotate(90deg); }
  .system-loop strong { margin: 8px 0 0; }
  .workflow-phase { grid-template-columns: 1fr; padding: 65px 22px; }
  .workflow-phase > aside { grid-column: auto; }
  .workflow-phase > header { display: flex; justify-content: space-between; }
  .phase-mini-flow { align-items: flex-start; flex-direction: column; }
  .phase-mini-flow i { transform: rotate(90deg); }
  .phase-mini-flow strong { margin: 0; }
  .answer-map, .develop-grid { grid-template-columns: 1fr; }
  .develop-grid > div { min-height: 160px; }
  .how-to-principle { grid-template-columns: 1fr; padding: 65px 22px; }
  .how-to-finish { align-items: flex-start; flex-direction: column; padding: 58px 22px; }
  .how-to-finish .hero-actions { align-items: flex-start; flex-direction: column; }
}

/* Online manual */
.manual-hero { min-height:500px; }
.manual-contents { display:grid; grid-template-columns:minmax(250px,.75fr) minmax(0,1.5fr); gap:clamp(35px,7vw,100px); padding:75px clamp(24px,7vw,110px); border-top:1px solid #b9d8ea; border-bottom:1px solid #b9d8ea; background:#edf5fa; }
.manual-contents h2 { max-width:480px; margin:14px 0 0; color:#0b2540; font-size:clamp(32px,4vw,50px); font-weight:500; line-height:1.08; letter-spacing:-.05em; }
.manual-contents ol { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:10px; margin:0; padding:0; list-style:none; }
.manual-contents a { display:grid; grid-template-columns:38px 1fr; align-items:center; min-height:68px; padding:13px 16px; border:1px solid #b9d8ea; background:#fff; color:#0b2540; text-decoration:none; }
.manual-contents a:hover { border-color:#087bb8; background:#f9fcfe; }
.manual-contents b { color:#ef9503; font:600 10px DM Mono,monospace; }
.manual-contents span { font-size:13px; font-weight:650; }
.manual-sections { background:#f6f4eb; }
.manual-tutorial { scroll-margin-top:20px; padding:90px clamp(24px,7vw,110px); border-bottom:1px solid #d6d4c8; }
.manual-tutorial > header { display:grid; grid-template-columns:80px minmax(0,850px); gap:28px; margin-bottom:50px; }
.manual-tutorial > header > span { display:grid; width:58px; height:58px; place-items:center; border:2px solid #087bb8; border-radius:50%; color:#087bb8; font:600 15px DM Mono,monospace; }
.manual-tutorial header small { color:#087bb8; font:600 9px DM Mono,monospace; letter-spacing:.13em; }
.manual-tutorial header h2 { margin:10px 0 13px; color:#0b2540; font-size:clamp(37px,5vw,62px); font-weight:500; line-height:1.04; letter-spacing:-.055em; }
.manual-tutorial header p { max-width:790px; margin:0; color:#405d70; font-size:14px; line-height:1.8; }
.manual-instructions { display:grid; grid-template-columns:minmax(0,1.35fr) minmax(290px,.65fr); gap:clamp(30px,6vw,80px); margin-left:108px; }
.manual-instructions > ol { counter-reset:manual-step; margin:0; padding:0; list-style:none; }
.manual-instructions > ol > li { counter-increment:manual-step; position:relative; min-height:78px; padding:0 0 24px 56px; border-left:1px solid #b9d8ea; }
.manual-instructions > ol > li:last-child { border-left-color:transparent; padding-bottom:0; }
.manual-instructions > ol > li::before { content:counter(manual-step); position:absolute; top:-3px; left:-17px; display:grid; width:33px; height:33px; place-items:center; border-radius:50%; background:#171a50; color:#fff; font:600 10px DM Mono,monospace; }
.manual-instructions li strong { display:block; color:#0b2540; font-size:15px; }
.manual-instructions li p { margin:7px 0 0; color:#4d687a; font-size:12px; line-height:1.7; }
.manual-instructions > aside { align-self:start; padding:28px; border:1px solid #b9d8ea; border-top:5px solid #ef9503; background:#fff; box-shadow:9px 9px 0 #e2eef5; }
.manual-instructions > aside > span { color:#087bb8; font:600 8px DM Mono,monospace; letter-spacing:.12em; }
.manual-instructions aside h3 { margin:12px 0 13px; color:#0b2540; font-size:22px; }
.manual-instructions aside > p,.manual-instructions aside li { color:#4d687a; font-size:11px; line-height:1.7; }
.manual-instructions aside ul { margin:15px 0 0; padding-left:18px; }
.manual-example { padding:16px; border-left:4px solid #087bb8; background:#edf5fa; color:#0b2540!important; font-size:13px!important; font-weight:600; }
.manual-tip { margin:20px 0 0!important; padding:15px; border-left:4px solid #ef9503; background:#fff7e9; }
.manual-tip strong { margin-bottom:5px; }
.manual-tutorial-dark { background:#171a50; color:#fff; border-color:rgba(255,255,255,.18); }
.manual-tutorial-dark > header > span { border-color:#ef9503; color:#ef9503; }
.manual-tutorial-dark header small { color:#61c5f5; }
.manual-tutorial-dark header h2,.manual-tutorial-dark .manual-instructions li strong { color:#fff; }
.manual-tutorial-dark header p,.manual-tutorial-dark .manual-instructions li p { color:#bfd0dd; }
.manual-tutorial-dark .manual-instructions > ol > li { border-left-color:rgba(255,255,255,.28); }
.manual-tutorial-dark .manual-instructions > ol > li:last-child { border-left-color:transparent; }
.manual-tutorial-dark .manual-instructions > ol > li::before { background:#ef9503; color:#171a50; }
@media(max-width:900px) {
  .manual-contents { grid-template-columns:1fr; }
  .manual-instructions { grid-template-columns:1fr; margin-left:0; }
}
@media(max-width:600px) {
  .manual-contents { padding:55px 22px; }
  .manual-contents ol { grid-template-columns:1fr; }
  .manual-tutorial { padding:60px 22px; }
  .manual-tutorial > header { grid-template-columns:52px minmax(0,1fr); gap:16px; margin-bottom:38px; }
  .manual-tutorial > header > span { width:44px; height:44px; font-size:12px; }
  .manual-tutorial header h2 { font-size:36px; }
  .manual-instructions > aside { box-shadow:6px 6px 0 #e2eef5; }
}