/* =====================================================================
   LucyMax Landing — component styles
   (임시 디자인 — 확정 시 교체 가능. 클래스명은 제공 마크업 기준)
   ===================================================================== */

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--color-border);
}
.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.header-logo-link { display: inline-flex; align-items: center; gap: 10px; }
.header-logo-img { height: 40px; width: auto; }
.header-logo-text { font-size: 1.15rem; font-weight: 800; color: var(--color-primary); letter-spacing: -0.01em; white-space: nowrap; }
.header-logo-accent { color: #FFB300; }
@media (max-width: 600px) {
  .header-logo-text { font-size: 0.95rem; white-space: normal; line-height: 1.1; }
}
.header-nav ul { display: flex; gap: 30px; }
.header-nav a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-muted);
  transition: color 0.15s ease;
}
.header-nav a:hover { color: var(--color-primary); }

/* ===== Buttons ===== */
.cta-btn-group { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 32px; }
.btn-download img { height: 54px; width: auto; border-radius: 9px; transition: transform 0.15s ease; }
.btn-download:hover img { transform: translateY(-2px); }

/* ===== Hero ===== */
.hero-section {
  background: linear-gradient(160deg, var(--color-primary-light) 0%, #ffffff 60%);
  padding-top: 72px;
}
.hero-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.hero-title {
  margin-top: 22px;
  font-size: clamp(2rem, 4.2vw, 3.25rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
}
.hero-subtitle { margin-top: 22px; font-size: 1.075rem; color: var(--color-muted); }
.hero-subtitle strong { color: var(--color-text); }
.hero-visual { display: flex; justify-content: center; }
.hero-img {
  width: 100%;
  max-width: 560px;
  height: auto;                 /* 원본 비율 그대로(크롭 없음) */
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
}

/* ===== Social Proof ===== */
.social-proof-section { background: var(--color-bg-alt); }
.social-proof-section .section-title { margin-bottom: 48px; }
.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  max-width: 760px;
  margin: 0 auto;
}
.stat-card {
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 36px 28px;
  text-align: center;
  box-shadow: var(--shadow-sm);
}
.stat-icon { display: flex; justify-content: center; margin-bottom: 16px; }
/* YouTube 채널 카드 (이미지 자체 스타일 사용 — 패딩/보더 제거) */
.youtube-card { padding: 0; border: none; background: transparent; box-shadow: none; align-self: center; transition: transform 0.15s ease; }
.youtube-card:hover { transform: translateY(-3px); }
.youtube-card-img { display: block; width: 100%; height: auto; border-radius: var(--radius); }
.stat-number { font-size: 1.4rem; font-weight: 800; color: var(--color-primary); }
.stat-label { margin-top: 6px; font-size: 1.1rem; font-weight: 700; }
.stat-desc { margin-top: 10px; color: var(--color-muted); font-size: 0.95rem; }

/* ===== Features ===== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.feature-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}
.feature-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.feature-visual {
  border-radius: 12px;
  overflow: hidden;
  margin-bottom: 20px;
  background: var(--color-primary-light);
}
.feature-visual img {
  width: 100%;
  height: auto;                 /* 원본 비율 그대로(크롭 없음) */
  display: block;
}
.feature-title { font-size: 1.2rem; font-weight: 700; }
.feature-desc { margin-top: 12px; color: var(--color-muted); font-size: 0.96rem; }

/* ===== Curriculum ===== */
.curriculum-section { background: var(--color-bg-alt); }
.curriculum-roadmap {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.curriculum-card {
  position: relative;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}
.curriculum-thumb { border-radius: 12px; overflow: hidden; margin-bottom: 18px; }
.curriculum-thumb img {
  width: 100%;
  height: auto;                 /* 원본 비율 그대로(크롭 없음) */
  display: block;
}
.level-badge {
  display: inline-block;
  padding: 5px 14px;
  border-radius: 999px;
  background: var(--color-primary);
  color: #fff;
  font-size: 0.8rem;
  font-weight: 700;
}
.curriculum-title { margin-top: 12px; font-size: 1.25rem; font-weight: 700; }
.curriculum-target { margin-top: 10px; color: var(--color-muted); }
.curriculum-list { margin-top: 14px; display: grid; gap: 10px; }
.curriculum-list li {
  position: relative;
  padding-left: 22px;
  color: var(--color-muted);
  font-size: 0.95rem;
}
.curriculum-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: 800;
}
.curriculum-list strong { color: var(--color-text); }

/* ===== Reports ===== */
.reports-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}
.report-card {
  display: flex;
  align-items: center;
  gap: 24px;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}
.report-preview {
  flex: 0 0 auto;
  width: 180px;
  border-radius: 16px;
  overflow: hidden;             /* 둥근 모서리용 (height:auto 라 클립되지 않음) */
  background: var(--color-primary-light);
  box-shadow: var(--shadow-sm);
}
/* 리포트 이미지는 원본 비율 그대로 전체 노출(크롭 없음) */
.report-preview img {
  width: 100%;
  height: auto;
  display: block;
}
.report-body { flex: 1 1 auto; }
.report-title { font-size: 1.2rem; font-weight: 800; color: var(--color-primary-dark); }
.report-subtitle { margin-top: 6px; font-size: 1rem; font-weight: 600; color: var(--color-text); }
.report-desc { margin-top: 12px; color: var(--color-muted); font-size: 0.95rem; }

/* ===== Advantages ===== */
.advantages-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.advantage-card {
  background: linear-gradient(160deg, #fff 0%, var(--color-primary-light) 100%);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 30px 26px;
  box-shadow: var(--shadow-sm);
}
.advantage-title { font-size: 1.15rem; font-weight: 800; color: var(--color-primary-dark); }
.advantage-subtitle { margin-top: 10px; font-size: 1rem; font-weight: 600; color: var(--color-text); }
.advantage-desc { margin-top: 14px; color: var(--color-muted); font-size: 0.96rem; }

/* ===== FAQ + Final CTA ===== */
.faq-container { max-width: 800px; margin: 0 auto 72px; }
.faq-container .section-title { margin-bottom: 36px; }
.faq-list { display: grid; gap: 14px; }
.faq-item {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 14px;
  overflow: hidden;
}
.faq-item.open { border-color: var(--color-primary); box-shadow: var(--shadow-sm); }
.faq-question button {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 22px;
  text-align: left;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-text);
}
.faq-toggle { font-size: 1.5rem; color: var(--color-primary); line-height: 1; }
.faq-answer { padding: 0 22px 22px; color: var(--color-muted); }

.final-cta-banner {
  max-width: 860px;
  margin: 0 auto;
  padding: 56px 40px;
  border-radius: 26px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #fff;
}
.cta-banner-title { font-size: clamp(1.6rem, 3vw, 2.25rem); font-weight: 800; }
.cta-banner-desc { margin: 16px auto 8px; max-width: 620px; opacity: 0.92; }

/* ===== Footer ===== */
.site-footer {
  background: #0f1b2d;
  color: #c7d2e0;
  padding: 64px 0 32px;
}
.footer-container { display: grid; grid-template-columns: 1.4fr 2fr; gap: 48px; }
.footer-logo-img { height: 36px; width: auto; filter: brightness(0) invert(1); }
.footer-tagline { margin-top: 14px; color: #8ea0b6; font-size: 0.95rem; }
.footer-nav-group { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.footer-heading { color: #fff; font-size: 1rem; font-weight: 700; margin-bottom: 14px; }
.footer-col ul { display: grid; gap: 10px; }
.footer-col a { color: #a9b8cc; font-size: 0.92rem; transition: color 0.15s ease; }
.footer-col a:hover { color: #fff; }
.footer-bottom {
  grid-column: 1 / -1;
  margin-top: 36px;
  padding-top: 26px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}
.footer-social { display: flex; flex-wrap: wrap; gap: 22px; margin-bottom: 20px; }
.footer-social a { color: #a9b8cc; font-weight: 500; }
.footer-social a:hover { color: #fff; }
.disclaimer-text { font-size: 0.78rem; color: #718399; line-height: 1.6; }
.copyright { margin-top: 16px; font-size: 0.85rem; color: #8ea0b6; }

/* ===== Legal / Static document pages ===== */
.legal-container { max-width: 820px; }
.legal-title { font-size: 2rem; font-weight: 800; color: var(--color-primary); }
.legal-updated { margin-top: 8px; color: var(--color-muted); font-size: 0.9rem; }
.legal-body { margin-top: 28px; line-height: 1.75; color: var(--color-text, #2a3441); }
.legal-body h2 { margin-top: 34px; margin-bottom: 12px; font-size: 1.25rem; font-weight: 700; }
.legal-body p { margin-top: 12px; }
.legal-body ul { margin-top: 12px; padding-left: 22px; list-style: disc; }
.legal-body li { margin-top: 8px; }
.legal-body a { color: var(--color-primary); text-decoration: underline; }

/* ===== Account deletion request page ===== */
.deletion-langbar { display: flex; gap: 8px; justify-content: flex-end; margin-top: -8px; margin-bottom: 8px; }
.deletion-lang-btn { padding: 6px 14px; font-size: 0.85rem; font-weight: 600; border: 1px solid var(--color-border, #cbd5e1); border-radius: 999px; background: #fff; color: var(--color-muted, #64748b); cursor: pointer; }
.deletion-lang-btn.is-active { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }
.deletion-form { margin-top: 18px; padding: 22px; border: 1px solid var(--color-border, #e4e8ef); border-radius: 14px; background: var(--color-surface, #f8fafc); max-width: 480px; }
.deletion-field { display: flex; flex-direction: column; gap: 8px; }
.deletion-field + .deletion-field { margin-top: 16px; }
.deletion-label { font-weight: 600; font-size: 0.95rem; }
.deletion-input { width: 100%; padding: 12px 14px; font-size: 1rem; border: 1px solid var(--color-border, #cbd5e1); border-radius: 10px; background: #fff; color: #1f2937; box-sizing: border-box; }
.deletion-input:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15); }
.deletion-input:disabled { background: #eef2f7; color: #94a3b8; }
.deletion-btn { margin-top: 18px; width: 100%; padding: 13px 16px; font-size: 1rem; font-weight: 700; color: #fff; background: var(--color-primary); border: none; border-radius: 10px; cursor: pointer; transition: opacity 0.15s ease; }
.deletion-btn:hover { opacity: 0.9; }
.deletion-btn:disabled { opacity: 0.55; cursor: not-allowed; }
.deletion-btn.is-danger { background: #dc2626; }
.deletion-btn.is-link { margin-top: 12px; background: transparent; color: var(--color-primary); text-decoration: underline; font-weight: 500; padding: 6px; }
.deletion-note { margin-top: 12px; font-size: 0.9rem; color: var(--color-muted, #64748b); }
.deletion-msg { margin-top: 14px; padding: 12px 14px; border-radius: 10px; font-size: 0.92rem; line-height: 1.5; }
.deletion-msg.is-info { background: #eff6ff; color: #1e40af; border: 1px solid #bfdbfe; }
.deletion-msg.is-error { background: #fef2f2; color: #b91c1c; border: 1px solid #fecaca; }
.deletion-msg.is-success { background: #ecfdf5; color: #047857; border: 1px solid #a7f3d0; }

/* ===== Responsive ===== */
@media (max-width: 960px) {
  :root { --section-py: 64px; }
  .hero-container { grid-template-columns: 1fr; text-align: center; }
  .hero-content .cta-btn-group { justify-content: center; }
  .hero-visual { order: -1; }
  .stats-grid,
  .features-grid,
  .curriculum-roadmap,
  .advantages-grid { grid-template-columns: 1fr; max-width: 460px; margin-inline: auto; }
  .reports-grid { grid-template-columns: 1fr; }
  .footer-container { grid-template-columns: 1fr; gap: 36px; }
}
@media (max-width: 640px) {
  .header-nav { display: none; }
  .final-cta-banner { padding: 40px 22px; }
}