:root {
  --bg: #fafbfc;
  --bg-deep: #f1f5f4;
  --bg-card: #ffffff;
  --bg-card-hover: #f6fbf9;
  --bg-input: #ffffff;
  --text-main: #0f172a;
  --text-sub: #334155;
  --text-mute: #64748b;
  --accent: #0fa67e;
  --accent-strong: #0d8c6b;
  --accent-soft: rgba(15, 166, 126, 0.10);
  --border: #e2e8f0;
  --border-strong: #cbd5e1;
  --footer-bg: #1a2332;
  --footer-text: #e2e8f0;
  --footer-mute: #94a3b8;
  --radius: 6px;
  --maxw: 1160px;
  --form-maxw: 600px;
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --shadow-card: 0 1px 2px rgba(15, 23, 42, 0.04), 0 4px 14px rgba(15, 23, 42, 0.06);
  --shadow-card-hover: 0 4px 8px rgba(15, 166, 126, 0.08), 0 8px 22px rgba(15, 166, 126, 0.10);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

html, body {
  margin: 0;
  padding: 0;
}

body {
  font-family: "Yu Gothic", "游ゴシック", "YuGothic", "Hiragino Sans", "ヒラギノ角ゴシック", "Meiryo", sans-serif;
  font-size: 17px;
  font-weight: 400;
  line-height: 1.75;
  color: var(--text-main);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  letter-spacing: 0.02em;
}

a {
  color: var(--text-main);
  text-decoration: none;
  transition: color 0.2s var(--ease);
}

a:hover {
  color: var(--accent-strong);
}

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

.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(250, 251, 252, 0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: "Helvetica Neue", Arial, sans-serif;
  font-weight: 800;
  font-size: 18px;
  letter-spacing: 0.04em;
  color: var(--text-main);
  text-decoration: none;
}

.logo:hover {
  color: var(--accent-strong);
}

.logo-mark {
  display: inline-grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 9px;
  background: var(--accent);
  color: #ffffff;
  font-weight: 800;
  font-size: 18px;
  letter-spacing: 0;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.06), 0 4px 12px rgba(15, 166, 126, 0.18);
  flex-shrink: 0;
}

.nav {
  display: flex;
  gap: 28px;
}

.nav a {
  font-size: 15px;
  font-weight: 500;
  color: var(--text-sub);
  letter-spacing: 0.06em;
}

.nav a:hover {
  color: var(--accent-strong);
}

/* Hamburger button (hidden on desktop) */
.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  margin: 0;
  background: transparent;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  cursor: pointer;
  position: relative;
  flex: 0 0 44px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.nav-toggle:hover,
.nav-toggle:focus-visible {
  border-color: var(--accent);
  background: var(--accent-soft);
  outline: none;
}

.nav-toggle__bar {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-main);
  border-radius: 2px;
  transition: transform 0.25s var(--ease), opacity 0.2s var(--ease);
}

.nav-toggle.is-active .nav-toggle__bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle.is-active .nav-toggle__bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle.is-active .nav-toggle__bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.hero {
  position: relative;
  overflow: hidden;
  padding: 110px 0 120px;
  text-align: center;
  background: linear-gradient(135deg, #e6f7f1 0%, #d1ece3 50%, #cfeae6 100%);
  border-bottom: 1px solid var(--border);
}

.stars {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    radial-gradient(circle at 18% 28%, rgba(15, 166, 126, 0.10), transparent 45%),
    radial-gradient(circle at 78% 18%, rgba(20, 184, 166, 0.10), transparent 50%),
    radial-gradient(circle at 50% 88%, rgba(15, 166, 126, 0.08), transparent 50%);
  opacity: 0.9;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, transparent 0%, rgba(255, 255, 255, 0.25) 100%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 1;
}

.hero-kicker {
  font-family: "Helvetica Neue", Arial, sans-serif;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.4em;
  color: var(--accent-strong);
  margin: 0 0 26px;
  text-transform: uppercase;
}

.hero-title {
  font-size: clamp(32px, 6.8vw, 60px);
  line-height: 1.4;
  font-weight: 800;
  margin: 0 0 28px;
  letter-spacing: 0.04em;
  color: var(--text-main);
}

.hero-sub {
  font-size: clamp(16px, 2vw, 19px);
  font-weight: 400;
  color: var(--text-sub);
  margin: 0 auto 42px;
  max-width: 680px;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  gap: 18px;
  justify-content: center;
  flex-wrap: wrap;
}

.section {
  padding: 100px 0;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}

.section-alt {
  background: var(--bg-deep);
}

.feature-banner {
  background: linear-gradient(135deg, #0fa67e 0%, #14b8a6 100%);
  padding: 56px 0;
  border-bottom: 1px solid var(--border);
  color: #ffffff;
}

.feature-banner-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 18px;
}

.feature-banner-eyebrow {
  display: inline-flex;
  align-items: center;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.24em;
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.18);
  color: #ffffff;
  text-transform: uppercase;
  margin: 0;
}

.feature-banner-title {
  font-size: clamp(22px, 3.6vw, 32px);
  font-weight: 800;
  margin: 0;
  letter-spacing: 0.04em;
  line-height: 1.4;
  color: #ffffff;
}

.feature-banner-sub {
  font-size: clamp(15px, 2vw, 17px);
  font-weight: 400;
  color: rgba(255, 255, 255, 0.94);
  max-width: 720px;
  line-height: 1.85;
  margin: 0;
}

.feature-banner-cta {
  display: inline-flex;
  align-items: center;
  padding: 13px 30px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--accent-strong);
  background: #ffffff;
  border: 2px solid #ffffff;
  border-radius: var(--radius);
  text-decoration: none;
  transition: background 0.25s var(--ease), color 0.25s var(--ease), transform 0.25s var(--ease);
  margin-top: 6px;
}

.feature-banner-cta:hover {
  background: var(--accent-strong);
  color: #ffffff;
  transform: translateY(-1px);
}

@media (max-width: 520px) {
  .feature-banner {
    padding: 44px 0;
  }
}

.section:last-of-type {
  border-bottom: none;
}

.section-title {
  font-size: clamp(28px, 4.5vw, 42px);
  font-weight: 700;
  margin: 0 0 22px;
  letter-spacing: 0.06em;
  text-align: center;
  position: relative;
  padding-bottom: 22px;
  color: var(--text-main);
  line-height: 1.3;
}

.section-title::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 56px;
  height: 3px;
  background: var(--accent);
  border-radius: 2px;
}

.section-lead {
  text-align: center;
  color: var(--text-sub);
  font-size: 17px;
  font-weight: 400;
  margin: 0 auto 56px;
  max-width: 720px;
  line-height: 1.8;
}

.cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
}

.card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 30px 32px;
  height: 100%;
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease), background 0.3s var(--ease), box-shadow 0.3s var(--ease);
  box-shadow: var(--shadow-card);
}

.card > .btn {
  margin-top: auto;
  align-self: flex-start;
}

.card:hover {
  border-color: var(--accent);
  background: var(--bg-card-hover);
  transform: translateY(-3px);
  box-shadow: var(--shadow-card-hover);
}

.card-muted {
  opacity: 0.85;
  background: var(--bg-deep);
}

.card-status {
  display: inline-flex;
  align-items: center;
  width: auto;
  max-width: max-content;
  align-self: flex-start;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  line-height: 1;
  padding: 6px 11px;
  border: 1.5px solid var(--border-strong);
  border-radius: 999px;
  color: var(--text-mute);
  background: #ffffff;
  margin-bottom: 22px;
  white-space: nowrap;
}

.card-status-live {
  color: #ffffff;
  border-color: var(--accent);
  background: var(--accent);
}

.card-status-paused {
  color: var(--text-mute);
  border-color: var(--border-strong);
  background: var(--bg-deep);
}

.card-title {
  font-family: "Helvetica Neue", Arial, sans-serif;
  font-size: clamp(22px, 3vw, 28px);
  font-weight: 600;
  letter-spacing: 0.06em;
  margin: 0 0 18px;
  color: var(--text-main);
  line-height: 1.3;
}

.card-desc {
  font-size: 17px;
  font-weight: 400;
  color: var(--text-sub);
  margin: 0 0 24px;
  line-height: 1.8;
}

.card-meta {
  list-style: none;
  padding: 0;
  margin: 0 0 30px;
  border-top: 1px solid var(--border);
}

.card-meta li {
  display: flex;
  align-items: baseline;
  gap: 18px;
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
  font-size: 16px;
  font-weight: 400;
}

.plan-label {
  flex: 0 0 96px;
  color: var(--text-main);
  font-family: "Helvetica Neue", Arial, sans-serif;
  letter-spacing: 0.08em;
  font-weight: 700;
  font-size: 16px;
}

.plan-desc {
  color: var(--text-sub);
  font-size: 16px;
}

.btn {
  display: inline-block;
  padding: 13px 32px;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: #ffffff;
  background: var(--accent);
  border: 2px solid var(--accent);
  border-radius: var(--radius);
  cursor: pointer;
  transition: background 0.25s var(--ease), color 0.25s var(--ease), transform 0.25s var(--ease), border-color 0.25s var(--ease);
  font-family: inherit;
  text-align: center;
  line-height: 1.5;
}

.btn:hover {
  background: var(--accent-strong);
  border-color: var(--accent-strong);
  color: #ffffff;
  transform: translateY(-1px);
}

.btn-ghost {
  color: var(--accent-strong);
  background: transparent;
  border-color: var(--accent);
}

.btn-ghost:hover {
  background: var(--accent-soft);
  color: var(--accent-strong);
  border-color: var(--accent);
  transform: translateY(-1px);
}

.btn-lg {
  padding: 16px 48px;
  font-size: 16px;
}

.concepts {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
}

.concept {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
  box-shadow: var(--shadow-card);
  transition: border-color 0.3s var(--ease), background 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.concept:hover {
  border-color: var(--accent);
  background: var(--bg-card-hover);
  box-shadow: var(--shadow-card-hover);
}

.concept-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  border: 2px solid var(--accent);
  color: var(--accent-strong);
  font-size: 24px;
  font-weight: 700;
  margin: 0 auto 20px;
  background: var(--accent-soft);
  font-family: "Yu Gothic", "游ゴシック", sans-serif;
}

.concept-title {
  font-size: 21px;
  font-weight: 700;
  margin: 0 0 14px;
  letter-spacing: 0.06em;
  color: var(--text-main);
  line-height: 1.4;
}

.concept-desc {
  font-size: 16px;
  font-weight: 400;
  color: var(--text-sub);
  margin: 0;
  line-height: 1.8;
}

.sister {
  max-width: 680px;
  margin: 0 auto;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px 32px;
  text-align: center;
  box-shadow: var(--shadow-card);
}

.sister-title {
  font-family: "Helvetica Neue", Arial, sans-serif;
  font-size: clamp(24px, 3.2vw, 30px);
  font-weight: 700;
  letter-spacing: 0.08em;
  margin: 0 0 18px;
  color: var(--text-main);
}

.sister-desc {
  font-size: 17px;
  font-weight: 400;
  color: var(--text-sub);
  margin: 0 0 28px;
  line-height: 1.85;
}

.contact-inner {
  text-align: center;
}

.contact-form {
  max-width: var(--form-maxw);
  width: 100%;
  margin: 0 auto;
  text-align: left;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 32px 32px;
  box-shadow: var(--shadow-card);
}

.form-row {
  margin-bottom: 22px;
  text-align: left;
  width: 100%;
}

.form-row label {
  display: block;
  text-align: left;
  font-size: 15px;
  font-weight: 600;
  color: var(--text-main);
  margin: 0 0 10px;
  letter-spacing: 0.04em;
  line-height: 1.5;
}

.req {
  display: inline-block;
  font-size: 11px;
  color: #ffffff;
  background: var(--accent);
  padding: 2px 8px;
  border-radius: 3px;
  margin-left: 8px;
  font-weight: 700;
  letter-spacing: 0.08em;
  vertical-align: middle;
  line-height: 1.4;
}

.form-row input[type="text"],
.form-row input[type="email"],
.form-row textarea {
  display: block;
  width: 100%;
  padding: 13px 16px;
  font-size: 16px;
  font-weight: 400;
  line-height: 1.6;
  color: var(--text-main);
  background: var(--bg-input);
  border: 1.5px solid var(--border-strong);
  border-radius: var(--radius);
  font-family: inherit;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease), box-shadow 0.2s var(--ease);
  appearance: none;
  -webkit-appearance: none;
  margin: 0;
}

.form-row input[type="text"]::placeholder,
.form-row input[type="email"]::placeholder,
.form-row textarea::placeholder {
  color: var(--text-mute);
}

.form-row input[type="text"]:focus,
.form-row input[type="email"]:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--accent);
  background: #ffffff;
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.form-row textarea {
  resize: vertical;
  min-height: 170px;
}

.form-hp {
  display: none !important;
  visibility: hidden !important;
  position: absolute !important;
  left: -10000px !important;
  top: auto !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
  opacity: 0 !important;
  pointer-events: none !important;
}

.form-turnstile {
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 0;
  min-height: 0;
}

.form-turnstile .cf-turnstile {
  display: inline-block;
}

.form-submit {
  text-align: center;
  margin-top: 24px;
}

.btn:disabled,
.btn[disabled] {
  opacity: 0.4;
  cursor: not-allowed;
  pointer-events: none;
  color: var(--text-mute);
  border-color: var(--border-strong);
  background: transparent;
}

.form-notice {
  max-width: var(--form-maxw);
  margin: 0 auto 26px;
  padding: 18px 22px;
  border-radius: var(--radius);
  font-size: 15px;
  font-weight: 500;
  line-height: 1.7;
  text-align: left;
  opacity: 1;
  transition: opacity 1.2s ease;
}

.form-notice.form-notice-fade {
  opacity: 0;
  pointer-events: none;
}

.form-notice-success {
  background: rgba(15, 166, 126, 0.10);
  border: 1.5px solid rgba(15, 166, 126, 0.4);
  color: #065f46;
}

.form-notice-error {
  background: rgba(220, 90, 90, 0.10);
  border: 1.5px solid rgba(220, 90, 90, 0.4);
  color: #b91c1c;
}

.back-to-top {
  position: fixed;
  right: 20px;
  bottom: 20px;
  width: 48px;
  height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  background: #ffffff;
  color: var(--accent);
  border: 2px solid var(--accent);
  border-radius: 50%;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity 0.25s var(--ease), transform 0.25s var(--ease), background 0.2s var(--ease), color 0.2s var(--ease), visibility 0s linear 0.25s;
  z-index: 60;
  font-family: inherit;
  box-shadow: 0 4px 16px rgba(15, 23, 42, 0.12);
}

.back-to-top[hidden] {
  display: none;
}

.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  transition: opacity 0.25s var(--ease), transform 0.25s var(--ease), background 0.2s var(--ease), color 0.2s var(--ease);
}

.back-to-top:hover,
.back-to-top:focus-visible {
  background: var(--accent);
  color: #ffffff;
  outline: none;
}

.back-to-top svg {
  display: block;
}

@media (max-width: 520px) {
  .back-to-top {
    width: 44px;
    height: 44px;
    right: 14px;
    bottom: 14px;
  }
}

.faq {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  transition: border-color 0.25s var(--ease), background 0.25s var(--ease), box-shadow 0.25s var(--ease);
  overflow: hidden;
}

.faq-item[open] {
  border-color: var(--accent);
  background: var(--bg-card-hover);
  box-shadow: var(--shadow-card-hover);
}

.faq-q {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 20px 24px;
  cursor: pointer;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.55;
  color: var(--text-main);
  letter-spacing: 0.02em;
  position: relative;
  list-style: none;
  outline: none;
}

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

.faq-q::after {
  content: "";
  margin-left: auto;
  flex: 0 0 14px;
  width: 14px;
  height: 14px;
  border-right: 2px solid var(--accent);
  border-bottom: 2px solid var(--accent);
  transform: rotate(45deg);
  transition: transform 0.25s var(--ease);
  margin-top: 6px;
}

.faq-item[open] .faq-q::after {
  transform: rotate(-135deg);
  margin-top: 10px;
}

.faq-q:hover,
.faq-q:focus-visible {
  color: var(--accent-strong);
}

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

.faq-a {
  padding: 0 24px 22px 58px;
  color: var(--text-sub);
  font-size: 16px;
  line-height: 1.85;
}

.faq-a p {
  margin: 0;
}

.faq-a a {
  color: var(--accent-strong);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.faq-a a:hover {
  color: var(--accent);
}

.faq-q-mark {
  flex: 0 0 auto;
  color: var(--accent);
  font-family: "Helvetica Neue", Arial, sans-serif;
  font-weight: 700;
  font-size: 18px;
  letter-spacing: 0.05em;
}

@media (max-width: 520px) {
  .faq-q {
    padding: 16px 18px;
    font-size: 16px;
    gap: 10px;
  }
  .faq-a {
    padding: 0 18px 18px 46px;
    font-size: 15px;
  }
  .faq-q-mark {
    font-size: 16px;
  }
}

.site-footer {
  padding: 56px 0 32px;
  background: var(--footer-bg);
  color: var(--footer-text);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 36px;
}

.footer-brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: "Helvetica Neue", Arial, sans-serif;
  font-weight: 800;
  font-size: 18px;
  letter-spacing: 0.06em;
  color: #ffffff;
  margin-bottom: 14px;
  text-decoration: none;
}

.footer-brand-logo:hover {
  color: #ffffff;
  opacity: 0.9;
}

.footer-logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 6px;
  background: var(--accent);
  color: #ffffff;
  font-weight: 800;
  font-size: 16px;
  letter-spacing: 0;
}

.footer-tagline {
  font-size: 13px;
  color: var(--footer-mute);
  line-height: 1.85;
  margin: 0;
}

.footer-col h5 {
  font-size: 13px;
  font-weight: 700;
  color: #ffffff;
  margin: 0 0 14px;
  letter-spacing: 0.04em;
}

.footer-col ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-col ul li {
  margin-bottom: 8px;
}

.footer-col ul li a {
  font-size: 13px;
  color: var(--footer-text);
  text-decoration: none;
  transition: color 0.2s var(--ease);
}

.footer-col ul li a:hover {
  color: #5eead4;
}

.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 12px;
  color: var(--footer-mute);
  letter-spacing: 0.04em;
}

.footer-bottom small {
  font-size: inherit;
}

@media (max-width: 860px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 28px 24px;
  }
  .footer-brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 480px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}

.legal-main {
  min-height: 60vh;
}

.legal-page {
  padding-top: 80px;
}

.legal-container {
  max-width: 820px;
}

.legal-breadcrumb {
  font-size: 13px;
  color: var(--text-mute);
  margin: 0 0 20px;
  letter-spacing: 0.04em;
}

.legal-breadcrumb a {
  color: var(--text-sub);
}

.legal-breadcrumb a:hover {
  color: var(--accent-strong);
}

.legal-title {
  font-size: clamp(28px, 4.5vw, 40px);
  font-weight: 800;
  color: var(--text-main);
  margin: 0 0 22px;
  padding-bottom: 22px;
  letter-spacing: 0.04em;
  line-height: 1.35;
  position: relative;
}

.legal-title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 56px;
  height: 3px;
  background: var(--accent);
  border-radius: 2px;
}

.legal-lead {
  color: var(--text-sub);
  font-size: 16px;
  line-height: 1.9;
  margin: 0 0 36px;
}

.legal-section {
  margin: 0 0 36px;
}

.legal-h2 {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-main);
  margin: 0 0 14px;
  padding-left: 14px;
  border-left: 3px solid var(--accent);
  letter-spacing: 0.04em;
  line-height: 1.5;
}

.legal-section p {
  color: var(--text-sub);
  font-size: 16px;
  line-height: 1.9;
  margin: 0 0 12px;
}

.legal-list {
  color: var(--text-sub);
  font-size: 16px;
  line-height: 1.9;
  margin: 0 0 12px;
  padding-left: 22px;
}

.legal-list li {
  margin-bottom: 6px;
}

.legal-list strong {
  color: var(--text-main);
  font-weight: 700;
}

.legal-dl {
  margin: 0 0 12px;
}

.legal-dl dt {
  font-weight: 700;
  color: var(--text-main);
  margin: 0 0 4px;
  font-size: 16px;
}

.legal-dl dd {
  color: var(--text-sub);
  font-size: 15px;
  line-height: 1.85;
  margin: 0 0 16px;
}

.legal-table {
  width: 100%;
  border-collapse: collapse;
  margin: 12px 0;
  font-size: 15px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.legal-table th,
.legal-table td {
  padding: 14px 18px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
  line-height: 1.7;
}

.legal-table tr:last-child th,
.legal-table tr:last-child td {
  border-bottom: none;
}

.legal-table th {
  width: 34%;
  color: var(--text-main);
  font-weight: 700;
  background: rgba(15, 166, 126, 0.04);
  letter-spacing: 0.04em;
}

.legal-table td {
  color: var(--text-sub);
}

.legal-table a {
  color: var(--accent-strong);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.legal-note {
  color: var(--text-mute);
  font-size: 13px;
  line-height: 1.7;
  margin: 10px 0 0;
  padding: 12px 14px;
  background: var(--bg-deep);
  border-left: 3px solid var(--accent);
  border-radius: 2px;
}

.legal-meta {
  color: var(--text-mute);
  font-size: 13px;
  text-align: right;
  margin: 24px 0 36px;
  letter-spacing: 0.04em;
}

@media (max-width: 520px) {
  .legal-table th {
    width: 40%;
    font-size: 14px;
    padding: 12px 14px;
  }
  .legal-table td {
    font-size: 14px;
    padding: 12px 14px;
  }
  .legal-h2 {
    font-size: 18px;
  }
}

@media (min-width: 640px) {
  .hero {
    padding: 150px 0 160px;
  }
  .section {
    padding: 120px 0;
  }
  .cards {
    grid-template-columns: 1fr 1fr;
    gap: 30px;
  }
  .concepts {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }
  .section-lead {
    font-size: 18px;
  }
}

@media (min-width: 960px) {
  .concepts {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* Mobile: hamburger drawer (≤ 768px) */
@media (max-width: 768px) {
  .nav-toggle {
    display: inline-flex;
  }
  .nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: rgba(255, 255, 255, 0.98);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 12px 24px rgba(15, 23, 42, 0.10);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s var(--ease), opacity 0.2s var(--ease);
    opacity: 0;
    pointer-events: none;
  }
  .nav.is-open {
    max-height: 70vh;
    opacity: 1;
    pointer-events: auto;
  }
  .nav a {
    display: block;
    padding: 18px 24px;
    border-bottom: 1px solid var(--border);
    font-size: 15px;
    letter-spacing: 0.08em;
  }
  .nav a:last-child {
    border-bottom: none;
  }
  .nav a:hover,
  .nav a:focus-visible {
    background: var(--bg-card);
  }
}

@media (max-width: 520px) {
  body {
    font-size: 16px;
  }
  .logo {
    font-size: 17px;
  }
  .header-inner {
    height: 62px;
  }
  .hero {
    padding: 90px 0 100px;
  }
  .hero-actions {
    gap: 14px;
  }
  .card {
    padding: 30px 22px 26px;
  }
  .card-desc {
    font-size: 16px;
  }
  .section-lead {
    font-size: 16px;
    margin-bottom: 44px;
  }
  .contact-form {
    padding: 28px 22px 24px;
  }
  .btn-lg {
    padding: 14px 36px;
    font-size: 15px;
  }
  .faq-q {
    padding: 16px 18px;
    font-size: 15px;
    gap: 10px;
  }
  .faq-a {
    padding: 0 18px 18px 44px;
    font-size: 15px;
  }
}