:root {
  --teal: #0E7490;
  --teal-dark: #0B5769;
  --teal-light: #14879F;
  --teal-border: #3FA9C9;
  --green: #7CB82F;
  --green-dark: #173818;
  --orange: #F4901E;
  --amber: #FFC773;
  --cream: #F7F5F0;
  --ink: #0E7490;
  --text: #3d4a5c;
  --text-muted: #5b6673;
  --text-faint: #8a8878;
  --line: #e4e0d5;
  --sky-text: #D8F1F7;
  --sky-text-2: #dce6f0;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--cream);
  font-family: 'Noto Sans JP', sans-serif;
  color: var(--text);
}

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

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

.mono {
  font-family: 'Space Grotesk', sans-serif;
}

.page {
  background: var(--cream);
  border-radius: 6px;
  overflow: hidden;
}

/* NAV */
.nav {
  background: var(--teal);
  padding: 0 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 84px;
}

.nav__brand {
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.nav__logo {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 24px;
  color: #fff;
  letter-spacing: .02em;
  text-decoration: none;
}

.nav__sub {
  font-size: 11px;
  color: #BFE7F2;
  letter-spacing: .1em;
}

.nav__links {
  display: flex;
  gap: 8px;
}

.nav__link {
  background: transparent;
  color: #fff;
  border: none;
  padding: 10px 20px;
  border-radius: 100px;
  font-size: 14px;
  font-family: 'Noto Sans JP', sans-serif;
  cursor: pointer;
  transition: background .15s ease;
}

.nav__link:hover { background: rgba(255,255,255,.12); }

.nav__link.is-active { background: rgba(255,255,255,.18); }

.nav__cta {
  background: var(--green);
  color: var(--green-dark);
  font-weight: 700;
  font-size: 14px;
  padding: 11px 22px;
  border-radius: 100px;
  border: none;
  cursor: pointer;
  white-space: nowrap;
}

.nav__toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav__toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: #fff;
  margin: 5px 0;
}

/* HERO */
.hero {
  position: relative;
  background: linear-gradient(160deg, #0E7490 0%, #14879F 60%, #0E7490 100%);
  padding: 100px 56px 90px;
  overflow: hidden;
}

.hero canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  pointer-events: none;
}

.hero__inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 28px;
  align-items: flex-start;
}

.badge {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 13px;
  letter-spacing: .15em;
  color: var(--amber);
  border: 1px solid var(--teal-border);
  padding: 6px 16px;
  border-radius: 100px;
}

.hero h1 {
  margin: 0;
  font-size: 52px;
  line-height: 1.35;
  color: #fff;
  font-weight: 700;
  max-width: 820px;
}

.hero p {
  margin: 0;
  font-size: 17px;
  line-height: 2;
  color: var(--sky-text);
  max-width: 640px;
}

.btn-row { display: flex; gap: 16px; margin-top: 8px; flex-wrap: wrap; }

.btn {
  font-size: 15px;
  padding: 15px 30px;
  border-radius: 100px;
  display: inline-block;
  cursor: pointer;
  border: none;
  font-family: inherit;
}

.btn-primary { background: var(--green); color: var(--green-dark); font-weight: 700; }
.btn-outline { border: 1px solid var(--teal-border); color: var(--sky-text-2); background: transparent; }
.btn-dark { background: #2A2620; color: #FBF8F1; }
.btn-secondary { border: 1px solid var(--line); color: var(--text); background: #fff; }

/* SECTION HEADER */
.eyebrow {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: .12em;
  color: var(--orange);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.eyebrow::before {
  content: "";
  display: inline-block;
  width: 20px;
  height: 2px;
  background: var(--orange);
  flex-shrink: 0;
}

.section {
  padding: 80px 56px;
  display: flex;
  flex-direction: column;
  gap: 36px;
}

.section--narrow {
  max-width: 860px;
  margin: 0 auto;
  width: 100%;
}

.page-block {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.page-block:not(:first-child) {
  padding-top: 64px;
  border-top: 1px solid var(--line);
}

/* HOME - WHY */
.why-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: start;
}

.why-grid h2 {
  font-size: 30px;
  color: var(--teal);
  margin: 14px 0 0;
  line-height: 1.5;
}

.why-grid p {
  font-size: 15.5px;
  line-height: 2;
  color: var(--text);
  margin: 0;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
  margin-top: 20px;
}

.feature-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.feature-card .num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 22px;
  color: var(--orange);
}

.feature-card h3 {
  font-size: 16px;
  margin: 0;
  color: var(--teal);
}

.feature-card p {
  font-size: 13.5px;
  line-height: 1.9;
  color: var(--text-muted);
  margin: 0;
}

/* HOME - STRENGTH */
.strengths {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 20px;
}

.strengths__title {
  font-size: 30px;
  color: var(--teal);
  margin: 14px 0 0;
  line-height: 1.5;
}

.strengths-body {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 48px;
  align-items: center;
  margin-top: 16px;
}

.strength-list {
  display: flex;
  flex-direction: column;
}

.stop-diagram-wrap {
  display: flex;
  flex-direction: column;
}

.stop-diagram {
  position: relative;
  width: 100%;
  max-width: 340px;
  aspect-ratio: 1 / 1;
  margin: 0 auto;
}

.stop-diagram__lines {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.stop-diagram__lines line {
  stroke: var(--teal-border);
  stroke-width: 2;
  stroke-dasharray: 4 5;
}

.stop-diagram__hub {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 34%;
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  background: var(--teal);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  font-weight: 700;
  font-size: 15px;
  line-height: 1.4;
  box-shadow: 0 8px 24px rgba(14, 116, 144, 0.28);
}

.stop-diagram__node {
  position: absolute;
  transform: translate(-50%, -50%);
  width: 30%;
  padding: 10px 6px;
  border-radius: 12px;
  background: #fff;
  border: 1px solid var(--line);
  color: var(--teal-dark);
  font-size: 12.5px;
  font-weight: 600;
  text-align: center;
  line-height: 1.4;
  box-shadow: 0 4px 12px rgba(14, 116, 144, 0.08);
}

.stop-diagram__caption {
  max-width: 560px;
  margin: 20px auto 0;
  color: var(--text-muted);
  font-size: 14px;
  text-align: center;
  line-height: 1.7;
}

.strength-row {
  padding: 32px 0;
  border-bottom: 1px solid var(--line);
}

.strength-row:last-child { border-bottom: none; }

.strength-row h3 {
  margin: 0 0 10px;
  font-size: 19px;
  color: var(--teal);
}

.strength-row p {
  margin: 0;
  font-size: 14.5px;
  line-height: 2;
  color: var(--text);
}

.cta-banner {
  background: var(--teal);
  border-radius: 14px;
  padding: 48px 56px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 24px;
  gap: 24px;
  flex-wrap: wrap;
}

.cta-banner__text {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.cta-banner__label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--amber);
}

.cta-banner h3 { margin: 0; font-size: 24px; color: #fff; }
.cta-banner p { margin: 0; font-size: 14px; color: var(--sky-text); }

.cta-banner__btn {
  background: var(--green);
  color: var(--green-dark);
  font-weight: 700;
  font-size: 14px;
  padding: 13px 26px;
  border-radius: 100px;
  white-space: nowrap;
  cursor: pointer;
  border: none;
  font-family: inherit;
}

/* SERVICE */
.page-title {
  font-size: 34px;
  color: var(--teal);
  margin: 14px 0 0;
}

.page-lead {
  font-size: 15px;
  color: var(--text-muted);
  max-width: 680px;
  margin: 16px 0 0;
  line-height: 2;
}

.block-title {
  font-size: 28px;
  color: var(--teal);
  margin: 14px 0 0;
  line-height: 1.5;
}

.block-lead {
  font-size: 14.5px;
  color: var(--text-muted);
  max-width: 640px;
  margin: 14px 0 0;
  line-height: 2;
}

/* CONTACT FORM */
.contact-form {
  display: flex;
  flex-direction: column;
  max-width: 720px;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  padding-bottom: 24px;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-field--full {
  grid-column: 1 / -1;
}

.form-field label {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 8px;
}

.form-field input,
.form-field textarea {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px 14px;
  font-size: 14px;
  font-family: inherit;
  color: var(--text);
  background: #fff;
}

.form-field textarea {
  resize: vertical;
  min-height: 140px;
}

.form-field input:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--teal);
}

.checkbox-group {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.checkbox-option {
  border: 1px solid var(--line);
  border-radius: 100px;
  padding: 9px 16px;
  font-size: 13.5px;
  font-weight: 400;
  cursor: pointer;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
  background: #fff;
  transition: border-color .15s ease, color .15s ease, background .15s ease;
}

.checkbox-option input { accent-color: var(--teal); }

.checkbox-option:has(input:checked) {
  border-color: var(--teal);
  color: var(--teal);
  background: #EAF4F6;
  font-weight: 600;
}

.form-submit-row {
  margin-top: 4px;
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.form-status {
  font-size: 13px;
  color: var(--text-faint);
  margin: 0;
}

.form-status[data-state="error"] { color: #C0392B; }
.form-status[data-state="sent"] { color: var(--green); }

.contact-confirm {
  max-width: 720px;
}

.contact-confirm__list {
  display: grid;
  grid-template-columns: 180px 1fr;
  border-top: 1px solid var(--line);
}

.contact-confirm__list dt,
.contact-confirm__list dd {
  padding: 16px 4px;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
}

.contact-confirm__list dt {
  font-weight: 600;
  color: var(--text-muted);
}

.contact-confirm__list dd {
  margin: 0;
  color: var(--text);
}

.contact-confirm__message {
  white-space: pre-wrap;
}

.contact-complete {
  max-width: 560px;
  padding: 40px 0;
}

.contact-complete__text {
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 28px;
}

/* DIAGNOSIS */
.diag-form {
  display: flex;
  flex-direction: column;
}

.diag-contact {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 20px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--line);
}

.diag-field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.diag-field label {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 8px;
}

.diag-field input {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px 14px;
  font-size: 14px;
  font-family: inherit;
  color: var(--text);
  background: #fff;
}

.diag-field input:focus {
  outline: none;
  border-color: var(--teal);
}

.diag-tag {
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: .05em;
  padding: 2px 8px;
  border-radius: 100px;
}

.diag-tag--required { background: #FDEAE6; color: #C0392B; }
.diag-tag--optional { background: var(--line); color: var(--text-faint); }

.diag-question {
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.diag-question__text {
  font-size: 15.5px;
  color: var(--text);
  font-weight: 600;
  margin: 0;
}

.diag-options {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.diag-options label {
  border: 1px solid var(--line);
  border-radius: 100px;
  padding: 9px 18px;
  font-size: 13.5px;
  cursor: pointer;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
  background: #fff;
  transition: border-color .15s ease, color .15s ease, background .15s ease;
}

.diag-options input { accent-color: var(--teal); }

.diag-options label:has(input:checked) {
  border-color: var(--teal);
  color: var(--teal);
  background: #EAF4F6;
  font-weight: 600;
}

.diag-submit-row { margin-top: 32px; display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }

.diag-submit-row .btn { border: none; font-family: inherit; }

.diag-send-status {
  font-size: 13px;
  color: var(--text-faint);
  margin: 0;
}

.diag-send-status[data-state="error"] { color: #C0392B; }
.diag-send-status[data-state="sent"] { color: var(--green); }

.diag-result {
  margin-top: 48px;
  padding: 40px;
  background: #EAF4F6;
  border-radius: 14px;
  flex-direction: column;
  align-items: flex-start;
  gap: 28px;
}

.diag-result:not([hidden]) {
  display: flex;
}

.diag-result__top {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 32px;
  flex-wrap: wrap;
}

.diag-gauge {
  position: relative;
  width: 160px;
  height: 160px;
  flex-shrink: 0;
}

.diag-gauge__ring {
  width: 100%;
  height: 100%;
  display: block;
  transform: rotate(-90deg);
  filter: drop-shadow(0 6px 16px rgba(11, 87, 105, .18));
}

.diag-gauge__track {
  fill: none;
  stroke: #fff;
  stroke-width: 14;
}

.diag-gauge__fill {
  fill: none;
  stroke: var(--teal);
  stroke-width: 14;
  stroke-linecap: round;
  stroke-dasharray: 427.3;
  stroke-dashoffset: 427.3;
  transition: stroke-dashoffset 1s cubic-bezier(.4,0,.2,1), stroke .3s ease;
}

.diag-gauge__fill[data-tier="A"] { stroke: var(--green); }
.diag-gauge__fill[data-tier="B"] { stroke: var(--teal); }
.diag-gauge__fill[data-tier="C"] { stroke: var(--orange); }
.diag-gauge__fill[data-tier="D"] { stroke: #C0392B; }

.diag-gauge__center {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.diag-gauge__num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 36px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1;
}

.diag-gauge__num small {
  font-size: 13px;
  color: var(--text-faint);
  font-weight: 400;
  margin-left: 2px;
}

.diag-gauge__grade {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 11.5px;
  font-weight: 700;
  color: #fff;
  background: var(--teal);
  padding: 4px 14px;
  border-radius: 100px;
  letter-spacing: .05em;
}

.diag-gauge__grade[data-tier="A"] { background: var(--green); }
.diag-gauge__grade[data-tier="B"] { background: var(--teal); }
.diag-gauge__grade[data-tier="C"] { background: var(--orange); }
.diag-gauge__grade[data-tier="D"] { background: #C0392B; }

.diag-result__label {
  flex: 1;
  min-width: 220px;
  font-size: 21px;
  color: var(--teal);
  font-weight: 700;
  line-height: 1.5;
}

.diag-comment {
  width: 100%;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  background: #fff;
  border-radius: 12px;
  padding: 22px 24px;
  border-left: 5px solid var(--teal);
  box-shadow: 0 8px 20px -12px rgba(11, 87, 105, .25);
}

.diag-comment[data-tier="A"] { border-left-color: var(--green); }
.diag-comment[data-tier="B"] { border-left-color: var(--teal); }
.diag-comment[data-tier="C"] { border-left-color: var(--orange); }
.diag-comment[data-tier="D"] { border-left-color: #C0392B; }

.diag-comment__icon {
  flex-shrink: 0;
  width: 30px;
  height: 30px;
  border-radius: 100px;
  background: var(--teal);
  color: #fff;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.diag-comment[data-tier="A"] .diag-comment__icon { background: var(--green); }
.diag-comment[data-tier="B"] .diag-comment__icon { background: var(--teal); }
.diag-comment[data-tier="C"] .diag-comment__icon { background: var(--orange); }
.diag-comment[data-tier="D"] .diag-comment__icon { background: #C0392B; }

.diag-result__message {
  font-size: 15px;
  line-height: 1.9;
  color: var(--text);
  margin: 0;
  font-weight: 500;
}

.diag-result__breakdown,
.diag-result__actions {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.diag-result__breakdown h3,
.diag-result__actions h3 {
  margin: 0;
  font-size: 15px;
  color: var(--teal);
}

.diag-checklist,
.diag-tips {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.diag-checklist li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 13.5px;
  color: var(--text);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 14px;
}

.diag-checklist .diag-checklist__icon {
  flex-shrink: 0;
  font-weight: 700;
  width: 20px;
  height: 20px;
  border-radius: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  color: #fff;
  margin-top: 1px;
}

.diag-checklist__icon.is-good { background: var(--green); }
.diag-checklist__icon.is-mid { background: var(--orange); }
.diag-checklist__icon.is-bad { background: #C0392B; }

.diag-checklist .diag-checklist__answer {
  color: var(--text-faint);
  font-weight: 600;
}

.diag-tips li {
  font-size: 13.5px;
  color: var(--text);
  line-height: 1.8;
  padding-left: 20px;
  position: relative;
}

.diag-tips li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--orange);
  font-weight: 700;
}

.diag-note {
  font-size: 12.5px;
  color: var(--text-faint);
}

.service-list { display: flex; flex-direction: column; }

.service-row {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 40px;
  padding: 36px 0;
  border-bottom: 1px solid var(--line);
}

.service-row:last-child { border-bottom: none; }

.service-row h3 {
  margin: 0;
  font-size: 20px;
  color: var(--teal);
}

.service-row h3 small {
  font-size: 12px;
  color: var(--text-faint);
  font-weight: 400;
}

.service-row p {
  margin: 0;
  font-size: 14.5px;
  line-height: 2;
  color: var(--text);
}

.service-row ul {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.service-row li { font-size: 13px; color: var(--text-muted); }

/* PRICE */
.price-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.price-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 36px 32px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  position: relative;
}

.price-card h3 { margin: 0; font-size: 17px; color: var(--teal); }
.price-card p { font-size: 13px; color: var(--text-muted); line-height: 1.9; margin: 0; }

.price-card .amount {
  font-size: 34px;
  font-weight: 700;
  color: var(--teal);
  font-family: 'Space Grotesk', sans-serif;
}

.price-card .unit { font-size: 13px; color: var(--text-faint); }

.price-card--featured {
  background: var(--teal);
}

.price-card--featured h3 { color: #fff; }
.price-card--featured .amount { color: #fff; }
.price-card--featured .unit { color: #C7E9F1; }
.price-card--featured p { color: var(--sky-text); }

.price-card__badge {
  position: absolute;
  top: -12px;
  right: 28px;
  background: var(--green);
  color: var(--green-dark);
  font-size: 11px;
  font-weight: 700;
  padding: 5px 14px;
  border-radius: 100px;
}

.price-note { font-size: 12.5px; color: var(--text-faint); }

/* PROCESS FLOW */
.process-list {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 28px;
}

.process-step {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.process-step:not(:last-child)::after {
  content: "→";
  position: absolute;
  top: 2px;
  right: -20px;
  color: var(--orange);
  font-weight: 700;
  font-size: 15px;
}

.process-step h3 {
  margin: 0;
  font-size: 15.5px;
  color: var(--teal);
}

.process-step p {
  margin: 0;
  font-size: 12.5px;
  line-height: 1.85;
  color: var(--text-muted);
}

/* PRICING COMPARE TABLE */
.compare-scroll {
  width: 100%;
  overflow-x: auto;
}

.compare-table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  font-size: 13.5px;
}

.compare-table th,
.compare-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
  text-align: center;
}

.compare-table th:first-child,
.compare-table td:first-child {
  text-align: left;
  color: var(--text);
  font-weight: 600;
  width: 38%;
}

.compare-table thead th {
  color: var(--teal);
  font-weight: 700;
  font-size: 13px;
}

.compare-table td.is-yes { color: var(--green); font-weight: 700; }
.compare-table td.is-no { color: var(--line); }
.compare-table td.is-note { color: var(--text-muted); font-size: 12.5px; }

/* FAQ */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.faq-item {
  border-bottom: 1px solid var(--line);
  padding: 20px 0;
}

.faq-item summary {
  cursor: pointer;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-item summary::after {
  content: "+";
  flex-shrink: 0;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 20px;
  color: var(--orange);
  transition: transform .2s ease;
}

.faq-item[open] summary::after { transform: rotate(45deg); }

.faq-item summary .faq-q {
  color: var(--teal);
  font-family: 'Space Grotesk', sans-serif;
  margin-right: 6px;
}

.faq-item p {
  margin: 14px 0 0;
  font-size: 13.5px;
  line-height: 2;
  color: var(--text-muted);
}

/* COMPANY */
.story-block {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 40px;
  align-items: start;
}

.story-text {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.story-text p {
  margin: 0;
  font-size: 14.5px;
  line-height: 2.1;
  color: var(--text);
}

.story-media {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.story-media img {
  width: 100%;
  height: 170px;
  object-fit: cover;
  border-radius: 12px;
}

.company-table {
  display: grid;
  grid-template-columns: 160px 1fr;
  width: 100%;
  font-size: 14.5px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
}

.company-table dt,
.company-table dd {
  padding: 20px 24px;
  border-bottom: 1px solid var(--line);
}

.company-table dt {
  color: var(--text-faint);
  font-weight: 600;
  background: #FAF7F0;
  border-right: 1px solid var(--line);
}

.company-table dd { margin: 0; color: var(--text); }
.company-table dd.strong { color: var(--teal); font-weight: 700; }

.company-table dt:last-of-type,
.company-table dd:last-of-type {
  border-bottom: none;
}

.company-map {
  width: 100%;
  margin-top: 24px;
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
}

.company-map iframe {
  display: block;
  filter: grayscale(1);
}

/* FOOTER */
.footer {
  background: var(--teal-dark);
  padding: 32px 56px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.footer span { font-size: 12px; color: #5f7692; }

/* RESPONSIVE */
@media (max-width: 900px) {
  .nav { padding: 0 20px; height: 68px; }
  .nav__links { display: none; }
  .nav__links.is-open {
    display: flex;
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    background: var(--teal);
    flex-direction: column;
    padding: 8px 20px 16px;
    gap: 4px;
    z-index: 10;
  }
  .nav__toggle { display: block; }
  .nav__cta { display: none; }
  .hero { padding: 56px 20px 56px; }
  .hero h1 { font-size: 34px; }
  .section { padding: 48px 20px; }
  .why-grid { grid-template-columns: 1fr; gap: 24px; }
  .strengths-body { grid-template-columns: 1fr; gap: 32px; }
  .stop-diagram { max-width: 300px; }
  .feature-grid { grid-template-columns: 1fr 1fr; }
  .cta-banner { padding: 32px; flex-direction: column; align-items: flex-start; }
  .service-row { grid-template-columns: 1fr; gap: 12px; }
  .diag-contact { grid-template-columns: 1fr; gap: 16px; }
  .form-grid { grid-template-columns: 1fr; gap: 16px; }
  .contact-confirm__list { grid-template-columns: 1fr; }
  .contact-confirm__list dt { border-bottom: none; padding-bottom: 4px; }
  .contact-confirm__list dd { padding-top: 0; }
  .diag-result { padding: 28px; }
  .diag-result__top { justify-content: center; text-align: center; }
  .diag-gauge { width: 130px; height: 130px; }
  .diag-result__label { min-width: 100%; text-align: center; }
  .diag-comment { padding: 18px; }
  .price-grid { grid-template-columns: 1fr; }
  .process-list { grid-template-columns: 1fr; gap: 20px; }
  .process-step { padding-bottom: 20px; border-bottom: 1px solid var(--line); }
  .process-step:not(:last-child)::after { content: none; }
  .page-block:not(:first-child) { padding-top: 44px; }
  .story-block { grid-template-columns: 1fr; gap: 24px; }
  .story-media { flex-direction: row; }
  .story-media img { height: 140px; }
  .company-table { grid-template-columns: 120px 1fr; }
  .company-table dt, .company-table dd { padding: 16px; }
  .footer { padding: 24px 20px; }
}

@media (max-width: 520px) {
  .feature-grid { grid-template-columns: 1fr; }
}

.back-to-top {
  position: fixed;
  right: 24px;
  bottom: 24px;
  width: 46px;
  height: 46px;
  border: none;
  border-radius: 50%;
  background: var(--teal);
  color: #fff;
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
  box-shadow: 0 8px 20px -8px rgba(11, 87, 105, .5);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity .2s ease, transform .2s ease, visibility .2s ease;
  z-index: 100;
}

.back-to-top:hover {
  background: var(--teal-dark);
}

.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}