/* =========================================================
   지역상생AX협회 — main.css
   Korea Association for Regional AX Cooperation
   ========================================================= */

/* ---------- Reset ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
}

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

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

ul, ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

/* ---------- Design Tokens ---------- */
:root {
  /* Color */
  --c-primary: #0B4D8C;
  --c-primary-light: #3E7CB1;
  --c-primary-dark: #073460;
  --c-accent: #F2A900;
  --c-accent-soft: #FDF1D0;

  --c-n100: #F8FAFC;
  --c-n200: #E2E8F0;
  --c-n300: #CBD5E1;
  --c-n400: #94A3B8;
  --c-n500: #64748B;
  --c-n700: #334155;
  --c-n900: #0F172A;

  --c-success: #16A34A;
  --c-bg: #FFFFFF;

  /* Radius */
  --r-sm: 8px;
  --r-md: 12px;
  --r-lg: 16px;
  --r-xl: 24px;
  --r-full: 9999px;

  /* Shadow */
  --sh-sm: 0 1px 2px rgba(15, 23, 42, 0.05);
  --sh-md: 0 1px 3px rgba(15, 23, 42, 0.06), 0 1px 2px rgba(15, 23, 42, 0.04);
  --sh-lg: 0 10px 20px rgba(15, 23, 42, 0.08), 0 4px 8px rgba(15, 23, 42, 0.04);
  --sh-xl: 0 25px 50px -12px rgba(11, 77, 140, 0.18);

  /* Container */
  --container: 1200px;
  --container-padding: clamp(1.25rem, 4vw, 2.5rem);

  /* Section padding */
  --section-y: clamp(4rem, 8vw, 8rem);

  /* Transitions */
  --t-fast: 0.15s ease;
  --t-base: 0.2s ease;
  --t-slow: 0.3s ease;

  /* Z-index */
  --z-header: 100;
  --z-overlay: 200;
}

/* ---------- Base ---------- */
body {
  font-family: 'Pretendard', -apple-system, BlinkMacSystemFont, 'Apple SD Gothic Neo', 'Segoe UI', sans-serif;
  font-size: 16px;
  line-height: 1.65;
  color: var(--c-n900);
  background: var(--c-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  word-break: keep-all;
}

h1, h2, h3, h4, h5, h6 {
  margin: 0 0 1rem;
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: var(--c-n900);
}

h1 {
  font-size: clamp(2.25rem, 5vw, 3.75rem);
  font-weight: 800;
  line-height: 1.15;
}

h2 {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 700;
}

h3 {
  font-size: clamp(1.25rem, 2vw, 1.5rem);
  font-weight: 600;
}

h4 {
  font-size: 1.125rem;
  font-weight: 600;
}

p {
  margin: 0 0 1rem;
  color: var(--c-n700);
}

p:last-child {
  margin-bottom: 0;
}

strong, b {
  font-weight: 700;
  color: var(--c-n900);
}

small {
  font-size: 0.875rem;
  color: var(--c-n500);
}

/* ---------- Container ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--container-padding);
}

.container-narrow {
  width: 100%;
  max-width: 900px;
  margin-inline: auto;
  padding-inline: var(--container-padding);
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--c-n200);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 800;
  font-size: 1.125rem;
  color: var(--c-primary);
  letter-spacing: -0.02em;
}

.site-logo__mark {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.site-nav a {
  display: inline-block;
  padding: 0.5rem 1rem;
  border-radius: var(--r-md);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--c-n700);
  transition: background var(--t-base), color var(--t-base);
}

.site-nav a:hover {
  background: var(--c-n100);
  color: var(--c-primary);
}

.site-nav a[aria-current="page"] {
  color: var(--c-primary);
  background: rgba(11, 77, 140, 0.08);
  font-weight: 600;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border-radius: var(--r-md);
  color: var(--c-n900);
}

.nav-toggle:hover {
  background: var(--c-n100);
}

.nav-toggle svg {
  width: 24px;
  height: 24px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  border-radius: var(--r-md);
  font-weight: 600;
  font-size: 1rem;
  transition: all var(--t-base);
  white-space: nowrap;
  cursor: pointer;
}

.btn-primary {
  background: var(--c-primary);
  color: #fff;
  box-shadow: var(--sh-md);
}

.btn-primary:hover {
  background: var(--c-primary-dark);
  transform: translateY(-1px);
  box-shadow: var(--sh-lg);
}

.btn-secondary {
  background: #fff;
  color: var(--c-primary);
  border: 1.5px solid var(--c-n200);
}

.btn-secondary:hover {
  border-color: var(--c-primary);
  background: var(--c-n100);
}

.btn-accent {
  background: var(--c-accent);
  color: var(--c-n900);
  box-shadow: var(--sh-md);
}

.btn-accent:hover {
  background: #d99500;
  transform: translateY(-1px);
}

.btn-arrow::after {
  content: "→";
  transition: transform var(--t-base);
}

.btn-arrow:hover::after {
  transform: translateX(4px);
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: clamp(5rem, 10vw, 9rem) 0 clamp(4rem, 8vw, 7rem);
  background: linear-gradient(135deg, var(--c-primary-dark) 0%, var(--c-primary) 55%, var(--c-primary-light) 100%);
  color: #fff;
  overflow: hidden;
  isolation: isolate;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    radial-gradient(at 20% 30%, rgba(242, 169, 0, 0.18), transparent 40%),
    radial-gradient(at 80% 70%, rgba(255, 255, 255, 0.08), transparent 50%);
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 50%, #000 0%, transparent 80%);
}

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.9rem;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: var(--r-full);
  font-size: 0.875rem;
  font-weight: 500;
  color: #fff;
  margin-bottom: 1.75rem;
}

.hero__eyebrow .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--c-accent);
  box-shadow: 0 0 12px var(--c-accent);
}

.hero h1 {
  color: #fff;
  margin-bottom: 1.5rem;
}

.hero__subtitle {
  font-size: clamp(1rem, 1.4vw, 1.2rem);
  color: rgba(255, 255, 255, 0.88);
  max-width: 720px;
  margin-bottom: 2.5rem;
}

.hero__subtitle strong {
  color: var(--c-accent);
  font-weight: 600;
}

.hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.hero .btn-secondary {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(8px);
}

.hero .btn-secondary:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.5);
}

.scroll-cue {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  width: 28px;
  height: 44px;
  border: 2px solid rgba(255, 255, 255, 0.4);
  border-radius: var(--r-full);
  display: flex;
  justify-content: center;
  padding-top: 8px;
}

.scroll-cue::before {
  content: "";
  width: 4px;
  height: 8px;
  background: rgba(255, 255, 255, 0.6);
  border-radius: 2px;
  animation: scroll-bounce 1.8s ease-in-out infinite;
}

@keyframes scroll-bounce {
  0%, 100% { transform: translateY(0); opacity: 0.6; }
  50% { transform: translateY(8px); opacity: 1; }
}

/* ---------- Sections ---------- */
section {
  padding: var(--section-y) 0;
}

.section-head {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 3.5rem;
}

.section-head__eyebrow {
  display: inline-block;
  padding: 0.35rem 0.85rem;
  background: var(--c-accent-soft);
  color: var(--c-primary-dark);
  border-radius: var(--r-full);
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.section-head h2 {
  margin-bottom: 1rem;
}

.section-head__caption {
  font-size: 1.05rem;
  color: var(--c-n500);
}

.section-light {
  background: var(--c-n100);
}

/* ---------- Stats ---------- */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
}

.stat-card {
  background: #fff;
  border: 1px solid var(--c-n200);
  border-radius: var(--r-lg);
  padding: 2rem 1.5rem;
  text-align: left;
  transition: all var(--t-base);
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--c-primary), var(--c-accent));
}

.stat-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--sh-lg);
  border-color: var(--c-primary-light);
}

.stat-card__num {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: var(--c-primary);
  line-height: 1;
  margin-bottom: 0.75rem;
  letter-spacing: -0.03em;
}

.stat-card__label {
  font-size: 0.95rem;
  line-height: 1.5;
  color: var(--c-n700);
  margin-bottom: 0.875rem;
}

.stat-card__source {
  font-size: 0.75rem;
  color: var(--c-n500);
  border-top: 1px solid var(--c-n200);
  padding-top: 0.875rem;
  line-height: 1.4;
}

.stats-footer {
  text-align: center;
  margin-top: 3rem;
  font-size: 1.125rem;
  color: var(--c-n700);
}

.stats-footer strong {
  color: var(--c-primary);
}

/* ---------- Value Cards ---------- */
.cards-grid {
  display: grid;
  gap: 1.75rem;
}

.cards-grid--3 {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.cards-grid--4 {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.cards-grid--2 {
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
}

.card {
  background: #fff;
  border: 1px solid var(--c-n200);
  border-radius: var(--r-lg);
  padding: 2rem;
  transition: all var(--t-base);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.card:hover {
  transform: translateY(-3px);
  box-shadow: var(--sh-lg);
  border-color: var(--c-primary-light);
}

.card__icon {
  width: 56px;
  height: 56px;
  border-radius: var(--r-md);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--c-accent-soft);
  color: var(--c-primary);
  margin-bottom: 0.5rem;
}

.card__icon svg {
  width: 28px;
  height: 28px;
}

.card__eyebrow {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--c-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.card h3 {
  margin: 0;
}

.card__sub {
  font-size: 0.95rem;
  color: var(--c-primary);
  font-weight: 500;
}

.card__body {
  color: var(--c-n700);
  font-size: 0.95rem;
}

.card__big-number {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--c-primary);
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin: 0.5rem 0;
}

.card__solution {
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid var(--c-n200);
  font-size: 0.9rem;
  color: var(--c-n700);
}

.card__solution strong {
  color: var(--c-primary-dark);
}

/* ---------- QA Cards ---------- */
.qa-card {
  background: #fff;
  border: 1px solid var(--c-n200);
  border-radius: var(--r-lg);
  padding: 1.75rem;
  transition: all var(--t-base);
}

.qa-card:hover {
  border-color: var(--c-primary-light);
  box-shadow: var(--sh-md);
}

.qa-card__q {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.qa-card__qmark {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  background: var(--c-primary);
  color: #fff;
  border-radius: var(--r-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
}

.qa-card__q h4 {
  margin: 0;
  font-size: 1.075rem;
  color: var(--c-n900);
  line-height: 1.4;
}

.qa-card__a {
  font-size: 0.95rem;
  color: var(--c-n700);
  padding-left: 2.75rem;
}

/* ---------- Chairman mini ---------- */
.chairman-mini {
  display: grid;
  grid-template-columns: minmax(180px, 220px) 1fr;
  gap: 2.5rem;
  align-items: center;
  background: linear-gradient(135deg, var(--c-n100) 0%, #fff 100%);
  border-radius: var(--r-xl);
  padding: clamp(2rem, 4vw, 3rem);
  border: 1px solid var(--c-n200);
}

.chairman-mini__avatar {
  width: 100%;
  aspect-ratio: 1;
  background: linear-gradient(135deg, var(--c-primary) 0%, var(--c-primary-light) 100%);
  border-radius: var(--r-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  box-shadow: var(--sh-xl);
  position: relative;
}

.chairman-mini__avatar::after {
  content: "";
  position: absolute;
  inset: -6px;
  border-radius: var(--r-full);
  border: 2px solid var(--c-accent);
  opacity: 0.4;
}

.chairman-mini__quote {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--c-n700);
  border-left: 4px solid var(--c-accent);
  padding-left: 1.5rem;
  margin-bottom: 1.5rem;
  font-style: italic;
}

.chairman-mini__byline {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--c-primary);
  margin-bottom: 1rem;
}

/* ---------- CTA Section ---------- */
.cta-section {
  background: linear-gradient(135deg, var(--c-primary-dark) 0%, var(--c-primary) 100%);
  color: #fff;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(at 70% 30%, rgba(242, 169, 0, 0.2), transparent 50%);
}

.cta-section .container {
  position: relative;
}

.cta-section h2 {
  color: #fff;
  margin-bottom: 1.25rem;
}

.cta-section p {
  color: rgba(255, 255, 255, 0.88);
  font-size: 1.075rem;
  max-width: 640px;
  margin: 0 auto 2.5rem;
}

.cta-section .btn-secondary {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.3);
}

.cta-section .btn-secondary:hover {
  background: rgba(255, 255, 255, 0.22);
}

.cta-section__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
}

/* ---------- Page Header (sub pages) ---------- */
.page-header {
  background: linear-gradient(135deg, var(--c-n100) 0%, #fff 100%);
  padding: clamp(3rem, 6vw, 5rem) 0 clamp(2.5rem, 5vw, 4rem);
  border-bottom: 1px solid var(--c-n200);
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--c-n500);
  margin-bottom: 1rem;
}

.breadcrumb a {
  color: var(--c-n500);
  transition: color var(--t-base);
}

.breadcrumb a:hover {
  color: var(--c-primary);
}

.breadcrumb__sep {
  opacity: 0.5;
}

.page-header h1 {
  margin-bottom: 1rem;
}

.page-header__sub {
  font-size: clamp(1rem, 1.4vw, 1.2rem);
  color: var(--c-n500);
  max-width: 680px;
}

/* ---------- MVCV (Mission/Vision/Values) ---------- */
.mvcv {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.mvcv__card {
  padding: 2rem;
  border-radius: var(--r-lg);
  border: 1px solid var(--c-n200);
  background: #fff;
}

.mvcv__card--mission {
  border-top: 4px solid var(--c-primary);
}

.mvcv__card--vision {
  border-top: 4px solid var(--c-accent);
}

.mvcv__card--values {
  border-top: 4px solid var(--c-success);
}

.mvcv__label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--c-primary);
  margin-bottom: 0.75rem;
}

.values-list {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
}

.values-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.875rem;
  align-items: baseline;
}

.values-list .v-key {
  font-weight: 700;
  color: var(--c-primary-dark);
  font-size: 0.95rem;
  white-space: nowrap;
}

.values-list .v-desc {
  font-size: 0.9rem;
  color: var(--c-n700);
}

/* ---------- Need Section (about.html) ---------- */
.need-block {
  display: grid;
  grid-template-columns: minmax(240px, 320px) 1fr;
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: start;
  padding: clamp(2rem, 4vw, 3rem) 0;
  border-bottom: 1px solid var(--c-n200);
}

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

.need-block__num {
  font-size: clamp(2.5rem, 5vw, 3.75rem);
  font-weight: 800;
  color: var(--c-primary);
  line-height: 1;
  letter-spacing: -0.03em;
  margin-bottom: 0.75rem;
}

.need-block__label {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--c-n900);
  margin-bottom: 0.5rem;
}

.need-block__source {
  font-size: 0.75rem;
  color: var(--c-n500);
  line-height: 1.5;
}

.need-block h3 {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  margin-bottom: 1rem;
}

.need-block h3::before {
  content: "";
  width: 8px;
  height: 28px;
  background: var(--c-accent);
  border-radius: 4px;
}

.need-block__solution {
  background: var(--c-n100);
  border-left: 3px solid var(--c-primary);
  padding: 1rem 1.25rem;
  border-radius: 0 var(--r-md) var(--r-md) 0;
  margin-top: 1.25rem;
  font-size: 0.95rem;
}

.need-block__solution strong {
  color: var(--c-primary-dark);
}

/* ---------- Comparison Table ---------- */
.compare-table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--c-n200);
}

.compare-table thead th {
  padding: 1.25rem 1.5rem;
  text-align: left;
  background: var(--c-n100);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--c-n900);
}

.compare-table thead th:last-child {
  color: var(--c-primary);
  background: rgba(11, 77, 140, 0.05);
}

.compare-table tbody td {
  padding: 1.125rem 1.5rem;
  border-top: 1px solid var(--c-n200);
  font-size: 0.95rem;
  color: var(--c-n700);
  vertical-align: top;
}

.compare-table tbody td:first-child {
  color: var(--c-n500);
  font-size: 0.9rem;
}

.compare-table tbody td:last-child {
  color: var(--c-n900);
  font-weight: 500;
  background: rgba(11, 77, 140, 0.02);
}

/* ---------- Structure / Org diagram ---------- */
.org-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
  margin-top: 2rem;
}

.org-card {
  padding: 1.5rem;
  background: #fff;
  border-radius: var(--r-lg);
  border: 1px solid var(--c-n200);
}

.org-card h4 {
  color: var(--c-primary);
  margin-bottom: 0.5rem;
  font-size: 1.05rem;
}

.org-card p {
  font-size: 0.9rem;
  margin: 0;
}

.member-tracks {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
  margin-top: 2.5rem;
}

.member-tracks .pill {
  padding: 0.5rem 1.125rem;
  background: var(--c-accent-soft);
  color: var(--c-primary-dark);
  border-radius: var(--r-full);
  font-size: 0.9rem;
  font-weight: 600;
}

/* ---------- Business Page ---------- */
.biz-anchor-nav {
  position: sticky;
  top: 72px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--c-n200);
  padding: 1rem 0;
  z-index: 50;
}

.biz-anchor-nav__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
}

.biz-anchor-nav a {
  padding: 0.5rem 1.125rem;
  border-radius: var(--r-full);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--c-n700);
  border: 1px solid var(--c-n200);
  transition: all var(--t-base);
}

.biz-anchor-nav a:hover {
  border-color: var(--c-primary);
  color: var(--c-primary);
  background: rgba(11, 77, 140, 0.04);
}

.biz-block {
  padding: clamp(3rem, 6vw, 5rem) 0;
  border-bottom: 1px solid var(--c-n200);
  scroll-margin-top: 140px;
}

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

.biz-block__num {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--c-accent);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.biz-block h2 {
  margin-bottom: 1rem;
}

.biz-block__def {
  font-size: 1.125rem;
  color: var(--c-n700);
  border-left: 4px solid var(--c-primary);
  padding-left: 1.25rem;
  margin: 0 0 2rem;
}

.biz-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr);
  gap: 2rem;
  margin-top: 2rem;
}

.biz-targets {
  background: var(--c-n100);
  border-radius: var(--r-lg);
  padding: 1.5rem;
}

.biz-targets h4 {
  color: var(--c-primary);
  margin-bottom: 0.875rem;
  font-size: 0.95rem;
}

.biz-targets ul {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.biz-targets li {
  padding-left: 1.25rem;
  position: relative;
  font-size: 0.95rem;
  color: var(--c-n700);
}

.biz-targets li::before {
  content: "▸";
  position: absolute;
  left: 0;
  color: var(--c-accent);
}

.biz-values h4 {
  color: var(--c-primary);
  margin-bottom: 0.875rem;
  font-size: 0.95rem;
}

.biz-values ol {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  counter-reset: bv;
}

.biz-values li {
  counter-increment: bv;
  padding-left: 2.25rem;
  position: relative;
  font-size: 0.95rem;
  color: var(--c-n700);
  line-height: 1.5;
}

.biz-values li::before {
  content: counter(bv);
  position: absolute;
  left: 0;
  top: 0;
  width: 28px;
  height: 28px;
  background: var(--c-primary);
  color: #fff;
  border-radius: var(--r-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 700;
}

.biz-values li strong {
  display: block;
  margin-bottom: 0.2rem;
}

.biz-impact {
  background: linear-gradient(135deg, var(--c-accent-soft) 0%, #fff 100%);
  border-left: 4px solid var(--c-accent);
  padding: 1.25rem 1.5rem;
  border-radius: 0 var(--r-md) var(--r-md) 0;
  margin-top: 2rem;
}

.biz-impact h5 {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--c-primary-dark);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: 0 0 0.625rem;
}

.biz-impact p {
  font-size: 0.95rem;
  margin: 0 0 0.5rem;
}

.biz-impact p:last-child {
  margin-bottom: 0;
}

/* ---------- Roadmap ---------- */
.roadmap {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 2.5rem;
  position: relative;
}

.roadmap-step {
  background: #fff;
  border: 1px solid var(--c-n200);
  border-radius: var(--r-lg);
  padding: 2rem 1.75rem;
  position: relative;
}

.roadmap-step::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 64px;
  height: 4px;
  background: var(--c-accent);
  border-radius: 0 0 4px 0;
}

.roadmap-step__phase {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--c-accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.roadmap-step h4 {
  color: var(--c-primary);
  margin-bottom: 1rem;
  font-size: 1.05rem;
}

.roadmap-step ul {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.roadmap-step li {
  font-size: 0.9rem;
  color: var(--c-n700);
  padding-left: 1.25rem;
  position: relative;
  line-height: 1.5;
}

.roadmap-step li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--c-success);
  font-weight: 700;
}

/* ---------- Education ---------- */
.edu-philosophy {
  text-align: center;
  background: var(--c-n100);
  padding: 2.5rem 1.5rem;
  border-radius: var(--r-xl);
  margin-bottom: 3rem;
  border: 1px solid var(--c-n200);
}

.edu-philosophy blockquote {
  font-size: clamp(1.125rem, 1.6vw, 1.375rem);
  color: var(--c-n900);
  margin: 0;
  font-weight: 500;
  font-style: italic;
  position: relative;
  padding: 0 1rem;
}

.edu-philosophy blockquote::before,
.edu-philosophy blockquote::after {
  content: """;
  color: var(--c-accent);
  font-size: 2rem;
  font-weight: 700;
  vertical-align: -0.4rem;
}

.edu-philosophy blockquote::after {
  content: """;
}

.edu-program {
  background: #fff;
  border: 1px solid var(--c-n200);
  border-radius: var(--r-xl);
  margin-bottom: 2rem;
  overflow: hidden;
  transition: box-shadow var(--t-base);
}

.edu-program:hover {
  box-shadow: var(--sh-lg);
}

.edu-program--main {
  border: 2px solid var(--c-primary);
  box-shadow: var(--sh-md);
}

.edu-program__head {
  padding: 2rem 2rem 1.5rem;
  background: linear-gradient(135deg, var(--c-n100) 0%, #fff 100%);
  border-bottom: 1px solid var(--c-n200);
}

.edu-program--main .edu-program__head {
  background: linear-gradient(135deg, var(--c-primary-dark) 0%, var(--c-primary) 100%);
  color: #fff;
}

.edu-program--main .edu-program__head h3 {
  color: #fff;
}

.edu-program--main .edu-program__head .edu-tag {
  background: var(--c-accent);
  color: var(--c-n900);
}

.edu-tag {
  display: inline-block;
  padding: 0.3rem 0.75rem;
  background: var(--c-accent-soft);
  color: var(--c-primary-dark);
  border-radius: var(--r-full);
  font-size: 0.75rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.edu-program__head h3 {
  margin: 0 0 0.75rem;
  font-size: 1.5rem;
}

.edu-program__head p {
  margin: 0;
  font-size: 0.95rem;
  color: inherit;
  opacity: 0.92;
}

.edu-program--main .edu-program__head p {
  color: rgba(255, 255, 255, 0.92);
}

.edu-program__body {
  padding: 2rem;
}

.edu-meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1rem;
  margin-bottom: 1.75rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--c-n200);
}

.edu-meta__item h5 {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--c-n500);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: 0 0 0.35rem;
}

.edu-meta__item p {
  font-size: 0.95rem;
  margin: 0;
  color: var(--c-n900);
}

.curriculum-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0;
  font-size: 0.9rem;
}

.curriculum-table th,
.curriculum-table td {
  padding: 0.75rem 0.875rem;
  text-align: left;
  border-bottom: 1px solid var(--c-n200);
  vertical-align: top;
}

.curriculum-table thead th {
  background: var(--c-n100);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--c-n700);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.curriculum-table tbody td:first-child {
  font-weight: 600;
  color: var(--c-primary);
  white-space: nowrap;
  width: 110px;
}

.curriculum-table tbody td:nth-child(2) {
  font-weight: 600;
  color: var(--c-n900);
}

.curriculum-table tbody td:last-child {
  color: var(--c-n700);
}

.cert-box {
  background: linear-gradient(135deg, var(--c-primary-dark) 0%, var(--c-primary) 100%);
  color: #fff;
  border-radius: var(--r-xl);
  padding: clamp(2rem, 4vw, 3rem);
  margin: 3rem 0;
}

.cert-box h2 {
  color: #fff;
  margin-bottom: 0.75rem;
}

.cert-box__intro {
  color: rgba(255, 255, 255, 0.88);
  margin-bottom: 2rem;
}

.cert-levels {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
}

.cert-level {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.18);
  padding: 1.5rem;
  border-radius: var(--r-lg);
  backdrop-filter: blur(8px);
}

.cert-level__lvl {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--c-accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.cert-level h4 {
  color: #fff;
  margin-bottom: 0.5rem;
}

.cert-level p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.875rem;
  margin: 0;
}

/* ---------- Chairman Page ---------- */
.chairman-letter {
  background: linear-gradient(135deg, var(--c-n100) 0%, #fff 100%);
  border-radius: var(--r-xl);
  padding: clamp(2.5rem, 5vw, 4rem);
  margin-bottom: 4rem;
  border: 1px solid var(--c-n200);
  position: relative;
}

.chairman-letter::before {
  content: """;
  position: absolute;
  top: 1rem;
  left: 2rem;
  font-size: 6rem;
  color: var(--c-accent);
  opacity: 0.3;
  line-height: 1;
  font-family: Georgia, serif;
}

.chairman-letter__intro {
  display: grid;
  grid-template-columns: minmax(120px, 160px) 1fr;
  gap: 2rem;
  align-items: center;
  margin-bottom: 2.5rem;
  position: relative;
}

.chairman-letter__avatar {
  width: 100%;
  aspect-ratio: 1;
  background: linear-gradient(135deg, var(--c-primary) 0%, var(--c-primary-light) 100%);
  border-radius: var(--r-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  box-shadow: var(--sh-xl);
}

.chairman-letter__name h2 {
  margin-bottom: 0.25rem;
}

.chairman-letter__name .role {
  color: var(--c-primary);
  font-weight: 500;
}

.chairman-letter__body {
  font-size: 1.05rem;
  line-height: 1.85;
  color: var(--c-n700);
}

.chairman-letter__body p {
  margin-bottom: 1.5rem;
}

.chairman-letter__body p.lead {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--c-n900);
  border-left: 4px solid var(--c-accent);
  padding-left: 1.25rem;
  margin: 1.75rem 0;
}

.chairman-letter__close {
  margin-top: 2rem;
  font-size: 1rem;
  color: var(--c-primary);
  font-weight: 600;
}

.bio-section {
  margin-bottom: 4rem;
}

.bio-section > h2 {
  margin-bottom: 2rem;
  display: flex;
  align-items: center;
  gap: 0.875rem;
}

.bio-section > h2::before {
  content: "";
  width: 8px;
  height: 28px;
  background: var(--c-accent);
  border-radius: 4px;
}

.bio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
}

.bio-card {
  padding: 1.75rem;
  background: #fff;
  border: 1px solid var(--c-n200);
  border-radius: var(--r-lg);
}

.bio-card h4 {
  color: var(--c-primary);
  font-size: 0.95rem;
  margin-bottom: 1rem;
  padding-bottom: 0.625rem;
  border-bottom: 1px solid var(--c-n200);
}

.bio-card ul {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.bio-card li {
  font-size: 0.95rem;
  color: var(--c-n700);
  padding-left: 1.125rem;
  position: relative;
  line-height: 1.5;
}

.bio-card li::before {
  content: "·";
  position: absolute;
  left: 0.25rem;
  top: 0;
  color: var(--c-accent);
  font-weight: 700;
}

.bio-card li strong {
  color: var(--c-n900);
}

.media-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
}

.media-card {
  background: #fff;
  border: 1px solid var(--c-n200);
  border-radius: var(--r-lg);
  padding: 1.5rem;
  text-align: center;
  transition: all var(--t-base);
}

.media-card:hover {
  border-color: var(--c-primary);
  transform: translateY(-2px);
}

.media-card__net {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--c-primary);
  margin-bottom: 0.5rem;
}

.media-card__prog {
  font-size: 1rem;
  color: var(--c-n900);
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.media-card__type {
  font-size: 0.8rem;
  color: var(--c-n500);
}

.keyword-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 0.625rem;
  justify-content: center;
  padding: 2rem;
  background: var(--c-n100);
  border-radius: var(--r-xl);
  border: 1px solid var(--c-n200);
}

.keyword {
  padding: 0.625rem 1.25rem;
  background: #fff;
  border: 1px solid var(--c-n200);
  border-radius: var(--r-full);
  font-size: 0.95rem;
  color: var(--c-n700);
  transition: all var(--t-base);
  cursor: default;
}

.keyword:hover {
  border-color: var(--c-primary);
  color: var(--c-primary);
  background: var(--c-accent-soft);
  transform: scale(1.04);
}

.keyword--primary {
  background: var(--c-primary);
  color: #fff;
  border-color: var(--c-primary);
  font-weight: 600;
}

.keyword--accent {
  background: var(--c-accent);
  color: var(--c-n900);
  border-color: var(--c-accent);
  font-weight: 600;
}

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.5fr);
  gap: 2rem;
  margin-bottom: 4rem;
}

.contact-info {
  background: linear-gradient(135deg, var(--c-primary-dark) 0%, var(--c-primary) 100%);
  color: #fff;
  border-radius: var(--r-xl);
  padding: 2.5rem 2rem;
}

.contact-info h2 {
  color: #fff;
  margin-bottom: 1.25rem;
  font-size: 1.5rem;
}

.contact-info__list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-info__row h5 {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--c-accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin: 0 0 0.35rem;
}

.contact-info__row p {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.92);
  margin: 0;
}

.contact-info__note {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.6;
}

.contact-form {
  background: #fff;
  border: 1px solid var(--c-n200);
  border-radius: var(--r-xl);
  padding: 2.5rem 2rem;
}

.contact-form h2 {
  margin-bottom: 0.5rem;
  font-size: 1.5rem;
}

.contact-form__intro {
  font-size: 0.95rem;
  margin-bottom: 1.75rem;
}

.form-row {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}

.form-row label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--c-n900);
}

.form-row label .req {
  color: #ef4444;
  margin-left: 0.25rem;
}

.form-row input,
.form-row select,
.form-row textarea {
  padding: 0.75rem 0.875rem;
  border: 1px solid var(--c-n300);
  border-radius: var(--r-md);
  background: #fff;
  color: var(--c-n900);
  font-family: inherit;
  font-size: 1rem;
  transition: border var(--t-base), box-shadow var(--t-base);
}

.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--c-primary);
  box-shadow: 0 0 0 3px rgba(11, 77, 140, 0.15);
}

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

.form-check {
  display: flex;
  gap: 0.5rem;
  align-items: flex-start;
  margin: 0.5rem 0 1.5rem;
  font-size: 0.875rem;
  color: var(--c-n700);
}

.form-check input {
  margin-top: 0.2rem;
}

.member-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-bottom: 4rem;
}

.member-card {
  background: #fff;
  border: 1px solid var(--c-n200);
  border-radius: var(--r-lg);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  transition: all var(--t-base);
}

.member-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--sh-lg);
  border-color: var(--c-primary-light);
}

.member-card__num {
  width: 40px;
  height: 40px;
  border-radius: var(--r-md);
  background: var(--c-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  margin-bottom: 1rem;
}

.member-card h3 {
  margin-bottom: 0.625rem;
  font-size: 1.2rem;
}

.member-card__target {
  font-size: 0.875rem;
  color: var(--c-primary);
  font-weight: 600;
  margin-bottom: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--c-n200);
}

.member-card__benefits {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  flex-grow: 1;
  margin-bottom: 1.25rem;
}

.member-card__benefits li {
  font-size: 0.875rem;
  color: var(--c-n700);
  padding-left: 1.125rem;
  position: relative;
  line-height: 1.5;
}

.member-card__benefits li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--c-success);
  font-weight: 700;
}

.member-card a {
  display: inline-block;
  text-align: center;
  padding: 0.75rem 1.5rem;
  border-radius: var(--r-md);
  background: var(--c-n100);
  color: var(--c-primary);
  font-size: 0.875rem;
  font-weight: 600;
  transition: all var(--t-base);
}

.member-card a:hover {
  background: var(--c-primary);
  color: #fff;
}

.contact-bottom-note {
  background: var(--c-accent-soft);
  border-left: 4px solid var(--c-accent);
  padding: 1.5rem;
  border-radius: 0 var(--r-md) var(--r-md) 0;
  font-size: 1rem;
  color: var(--c-n700);
  line-height: 1.7;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--c-n900);
  color: #cbd5e1;
  padding: 4rem 0 2rem;
}

.site-footer__top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.site-footer__brand h4 {
  color: #fff;
  font-size: 1.125rem;
  margin-bottom: 0.5rem;
}

.site-footer__brand p {
  color: #94a3b8;
  font-size: 0.875rem;
  margin: 0.25rem 0;
  line-height: 1.6;
}

.site-footer__brand .tagline {
  color: var(--c-accent);
  font-weight: 500;
  margin-top: 0.75rem;
  font-size: 0.95rem;
}

.site-footer__col h5 {
  color: #fff;
  font-size: 0.875rem;
  font-weight: 700;
  margin-bottom: 1rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.site-footer__col ul {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.site-footer__col a {
  color: #94a3b8;
  font-size: 0.875rem;
  transition: color var(--t-base);
}

.site-footer__col a:hover {
  color: #fff;
}

.site-footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
  font-size: 0.8rem;
  color: #64748b;
}

.site-footer__bottom .badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background: rgba(242, 169, 0, 0.12);
  color: var(--c-accent);
  border-radius: var(--r-full);
  font-size: 0.75rem;
  font-weight: 600;
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .chairman-mini {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .chairman-mini__avatar {
    max-width: 160px;
    margin: 0 auto;
  }

  .chairman-mini__quote {
    text-align: left;
  }

  .need-block {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

  .biz-grid {
    grid-template-columns: 1fr;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }

  .chairman-letter__intro {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .chairman-letter__avatar {
    max-width: 120px;
    margin: 0 auto;
  }

  .site-footer__top {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }

  .site-footer__brand {
    grid-column: 1 / -1;
  }

  .site-footer__bottom {
    flex-direction: column;
    gap: 0.875rem;
    text-align: center;
  }
}

@media (max-width: 720px) {
  .nav-toggle {
    display: flex;
  }

  .site-nav {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: #fff;
    border-bottom: 1px solid var(--c-n200);
    flex-direction: column;
    align-items: stretch;
    padding: 1rem;
    gap: 0.25rem;
    transform: translateY(-120%);
    opacity: 0;
    transition: transform var(--t-slow), opacity var(--t-slow);
    box-shadow: var(--sh-lg);
  }

  .site-nav[data-open="true"] {
    transform: translateY(0);
    opacity: 1;
  }

  .site-nav a {
    padding: 0.875rem 1rem;
    font-size: 1rem;
  }

  .compare-table thead {
    display: none;
  }

  .compare-table tbody tr {
    display: block;
    margin-bottom: 1rem;
    border: 1px solid var(--c-n200);
    border-radius: var(--r-md);
    padding: 0.5rem 0;
  }

  .compare-table tbody td {
    display: block;
    border: none;
    padding: 0.5rem 1.25rem;
  }

  .compare-table tbody td:first-child {
    font-weight: 700;
    color: var(--c-primary);
    padding-bottom: 0;
  }

  .curriculum-table {
    font-size: 0.85rem;
  }

  .curriculum-table thead {
    display: none;
  }

  .curriculum-table tbody tr {
    display: block;
    border: 1px solid var(--c-n200);
    border-radius: var(--r-md);
    margin-bottom: 0.75rem;
    padding: 0.75rem;
  }

  .curriculum-table tbody td {
    display: block;
    padding: 0.25rem 0;
    border: none;
  }

  .curriculum-table tbody td:first-child {
    font-size: 0.75rem;
    color: var(--c-accent);
    text-transform: uppercase;
    letter-spacing: 0.05em;
  }
}

/* ---------- Animations ---------- */
@keyframes fade-up {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in-up {
  animation: fade-up 0.7s ease forwards;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}