/* =====================================================
   CC Allcare Care Association - Static Site Styles
   ===================================================== */

/* --- Reset & Base ----------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Noto Sans KR', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: #2d3748;
  background-color: #fff;
}

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

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

ul {
  list-style: none;
}

/* --- CSS Variables ---------------------------------- */
:root {
  --color-primary:    #1a6b8a;
  --color-primary-dk: #14556e;
  --color-primary-lt: #e8f4f8;
  --color-accent:     #d97706;
  --color-text:       #2d3748;
  --color-text-light: #718096;
  --color-bg:         #ffffff;
  --color-bg-gray:    #f7f9fb;
  --color-border:     #e2e8f0;
  --color-footer-bg:  #1a2e3b;
  --color-footer-txt: #a0aec0;

  --max-width: 1120px;
  --section-pad: 5rem 1.5rem;
  --radius: 10px;
  --shadow: 0 2px 12px rgba(0,0,0,.08);
  --shadow-md: 0 4px 24px rgba(0,0,0,.12);
  --transition: 0.2s ease;
}

/* --- Typography ------------------------------------- */
h1, h2, h3, h4, h5 {
  font-weight: 700;
  line-height: 1.3;
  color: var(--color-text);
}

h1 { font-size: clamp(1.85rem, 4vw, 2.85rem); }
h2 { font-size: clamp(1.45rem, 3vw, 2.05rem); }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.05rem; }

p { margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }

.section-title {
  text-align: center;
  margin-bottom: 0.75rem;
  color: var(--color-primary);
}

.section-subtitle {
  text-align: center;
  color: var(--color-text-light);
  max-width: 620px;
  margin: 0 auto 3rem;
  font-size: 1.05rem;
}

/* --- Layout ---------------------------------------- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

section {
  padding: var(--section-pad);
}

section.bg-gray {
  background-color: var(--color-bg-gray);
}

/* --- Buttons --------------------------------------- */
.btn {
  display: inline-block;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), transform var(--transition);
  border: 2px solid transparent;
}

.btn-primary {
  background-color: var(--color-primary);
  color: #fff;
}

.btn-primary:hover {
  background-color: var(--color-primary-dk);
  transform: translateY(-1px);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn-outline:hover {
  background-color: var(--color-primary);
  color: #fff;
  transform: translateY(-1px);
}

.btn-white {
  background-color: #fff;
  color: var(--color-primary);
}

.btn-white:hover {
  background-color: var(--color-primary-lt);
  transform: translateY(-1px);
}

/* --- Header / Navigation --------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: #fff;
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 1px 6px rgba(0,0,0,.06);
}

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--color-primary);
  white-space: nowrap;
}

.site-logo img {
  width: 40px;
  height: 40px;
  object-fit: contain;
  border-radius: 8px;
  display: block;
}

.brand-text-wrap {
  display: inline-flex;
  flex-direction: column;
  line-height: 1.1;
  gap: 0.12rem;
}

.brand-title {
  font-size: 1.05rem;
  font-weight: 800;
}

.brand-sub {
  font-size: 0.78rem;
  color: var(--color-text-light);
  font-weight: 500;
}

.site-logo-phone {
  margin-left: 0.9rem;
  padding: 0.25rem 0.65rem;
  border-left: 1px solid var(--color-border);
  border-right: 1px solid var(--color-border);
  border-radius: 999px;
  font-weight: 700;
  color: var(--color-primary-dk);
  white-space: nowrap;
  font-size: 0.93rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-links a {
  display: block;
  padding: 0.45rem 0.8rem;
  border-radius: 6px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text);
  transition: background var(--transition), color var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
  background-color: var(--color-primary-lt);
  color: var(--color-primary);
}

.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 26px;
  height: 20px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

.menu-toggle span {
  display: block;
  height: 2px;
  background-color: var(--color-text);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.menu-toggle.open span:nth-child(1) { transform: translateY(9px) rotate(45deg); }
.menu-toggle.open span:nth-child(2) { opacity: 0; }
.menu-toggle.open span:nth-child(3) { transform: translateY(-9px) rotate(-45deg); }

/* --- Hero ------------------------------------------ */
.hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, #0e4d65 100%);
  color: #fff;
  padding: 6rem 1.5rem 5rem;
  text-align: center;
}

.hero-badge {
  display: inline-block;
  background-color: rgba(255,255,255,.15);
  color: rgba(255,255,255,.9);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.3rem 0.9rem;
  border-radius: 999px;
  letter-spacing: 0.05em;
  margin-bottom: 1.25rem;
}

.hero h1 {
  color: #fff;
  margin-bottom: 1.25rem;
}

.hero p {
  font-size: 1.08rem;
  color: rgba(255,255,255,.86);
  max-width: 680px;
  margin: 0 auto 2.25rem;
}

.hero-buttons {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

/* --- Cards ----------------------------------------- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
}

.card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 2rem 1.7rem;
  box-shadow: var(--shadow);
  transition: box-shadow var(--transition), transform var(--transition);
}

.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.card h3 {
  margin-bottom: 0.5rem;
  color: var(--color-primary);
}

.card p {
  font-size: 0.95rem;
  color: var(--color-text-light);
}

/* --- Page hero ------------------------------------- */
.page-hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, #0e4d65 100%);
  color: #fff;
  padding: 4rem 1.5rem 3.5rem;
  text-align: center;
}

.page-hero h1 { color: #fff; margin-bottom: 0.5rem; }
.page-hero p  { color: rgba(255,255,255,.8); margin: 0; font-size: 1.05rem; }

.breadcrumb {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  font-size: 0.82rem;
  color: rgba(255,255,255,.65);
  margin-bottom: 1rem;
}

.breadcrumb a { color: rgba(255,255,255,.8); }
.breadcrumb a:hover { color: #fff; }
.breadcrumb span { color: rgba(255,255,255,.45); }

/* --- Two column layout ----------------------------- */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.two-col.reverse { direction: rtl; }
.two-col.reverse > * { direction: ltr; }

.feature-image {
  width: 100%;
  object-fit: contain;
  border-radius: var(--radius);
  display: block;
}

/* --- Check list ------------------------------------ */
.check-list {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.check-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.97rem;
}

.check-list li::before {
  content: '✓';
  color: var(--color-primary);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 0.1em;
}

/* --- Steps ----------------------------------------- */
.steps {
  counter-reset: step;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.step {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
}

.step-num {
  flex-shrink: 0;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  background-color: var(--color-primary);
  color: #fff;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
}

.step-body h4 { margin-bottom: 0.3rem; }
.step-body p  { font-size: 0.93rem; color: var(--color-text-light); margin: 0; }

/* --- Info box -------------------------------------- */
.info-box {
  background-color: var(--color-primary-lt);
  border-left: 4px solid var(--color-primary);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 1.25rem 1.5rem;
  margin: 1.5rem 0;
  font-size: 0.95rem;
}

.info-box strong { color: var(--color-primary); }

/* --- Table ----------------------------------------- */
.styled-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.93rem;
}

.styled-table th,
.styled-table td {
  text-align: left;
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--color-border);
}

.styled-table th {
  background-color: var(--color-primary);
  color: #fff;
  font-weight: 600;
}

.styled-table tbody tr:last-child td { border-bottom: none; }
.styled-table tbody tr:nth-child(even) td { background-color: var(--color-bg-gray); }

/* --- Contact --------------------------------------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.35fr;
  gap: 3rem;
  align-items: center;
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 0.9rem;
  margin-bottom: 1.5rem;
}

.contact-icon {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  background-color: var(--color-primary-lt);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.contact-info-item h4 {
  margin-bottom: 0.2rem;
  font-size: 0.9rem;
}

.contact-info-item p  {
  font-size: 0.9rem;
  color: var(--color-text-light);
  margin: 0;
}

.contact-image-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
}

.contact-image-grid img {
  width: 100%;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.contact-image-grid--compact {
  grid-template-columns: repeat(1, minmax(0, 1fr));
  justify-items: center;
}

.contact-image-grid--compact img {
  width: min(100%, 380px);
  max-height: 250px;
  height: auto;
  object-fit: contain;
}

.about-brand-mark {
  width: min(80%, 220px);
  max-width: 220px;
  margin: 0 auto;
}

/* --- Membership ------------------------------------ */
.tier-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
  align-items: start;
}

.tier-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 2rem 1.75rem;
  text-align: center;
  box-shadow: var(--shadow);
  position: relative;
  background: #fff;
}

.tier-card.featured {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px var(--color-primary), var(--shadow-md);
}

.tier-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--color-primary);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.25rem 0.85rem;
  border-radius: 999px;
  white-space: nowrap;
}

.tier-name {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.4rem;
}

.tier-fee {
  font-size: 1.7rem;
  font-weight: 800;
  margin-bottom: 0.2rem;
}

.tier-period {
  font-size: 0.8rem;
  color: var(--color-text-light);
  margin-bottom: 1.25rem;
}

.tier-features {
  text-align: left;
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.tier-features li {
  font-size: 0.88rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.tier-features li::before {
  content: '✓';
  color: var(--color-primary);
  font-weight: 700;
}

/* --- Resource card --------------------------------- */
.resource-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  display: block;
  box-shadow: var(--shadow);
  transition: box-shadow var(--transition);
}

.resource-card:hover {
  box-shadow: var(--shadow-md);
}

.resource-card h4 { margin-bottom: 0.25rem; }
.resource-card p  { font-size: 0.88rem; color: var(--color-text-light); margin-bottom: 0; }

.resource-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

@media (max-width: 900px) {
  .resource-grid { grid-template-columns: 1fr; }
}

/* --- Footer ---------------------------------------- */
.site-footer {
  background-color: var(--color-footer-bg);
  color: var(--color-footer-txt);
}

.footer-main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 3.5rem 1.5rem 2.5rem;
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr;
  gap: 3rem;
}

.footer-brand-name {
  font-size: 1.1rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 0.75rem;
}

.footer-brand p {
  font-size: 0.88rem;
  line-height: 1.8;
  margin: 0;
}

.footer-col h4 {
  color: #fff;
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.footer-col ul li {
  margin-bottom: 0.5rem;
}

.footer-col ul li a {
  font-size: 0.86rem;
  color: var(--color-footer-txt);
  transition: color var(--transition);
}

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

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  text-align: center;
  padding: 1.25rem 1.5rem;
  font-size: 0.8rem;
  color: rgba(255,255,255,.35);
}

/* --- Details / Accordion --------------------------- */
details summary {
  list-style: none;
  cursor: pointer;
  font-weight: 600;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
}

details summary::-webkit-details-marker { display: none; }

details summary::after {
  content: '▾';
  font-size: 0.75rem;
  color: var(--color-primary);
  margin-left: auto;
  transition: transform var(--transition);
  flex-shrink: 0;
}

details[open] summary::after {
  transform: rotate(180deg);
}

details p {
  margin-top: 0.75rem;
  color: var(--color-text-light);
  font-size: 0.93rem;
}

/* --- Utility --------------------------------------- */
.text-center { text-align: center; }
.text-primary { color: var(--color-primary); }
.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }

/* --- Responsive ------------------------------------ */
@media (max-width: 960px) {
  .two-col { grid-template-columns: 1fr; }
  .two-col.reverse { direction: ltr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-main { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 760px) {
  :root { --section-pad: 3.5rem 1.25rem; }

  .menu-toggle { display: flex; }

  .site-logo-phone {
    display: none;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    background: #fff;
    flex-direction: column;
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--color-border);
    box-shadow: 0 4px 16px rgba(0,0,0,.08);
    gap: 0.1rem;
  }

  .nav-links.open { display: flex; }
  .nav-links a { padding: 0.65rem 0.75rem; }

  .hero { padding: 4rem 1.25rem 3rem; }
  .footer-main {
    grid-template-columns: 1fr;
    gap: 2rem;
    padding: 2.5rem 1.25rem 2rem;
  }
}

@media (max-width: 520px) {
  .hero-buttons { flex-direction: column; align-items: center; }
  .tier-grid { grid-template-columns: 1fr; }
  .feature-image { max-height: 280px; object-fit: cover; }
}