/* =============================================
   CAMTALK LANDING PAGE — STYLE.CSS
   심플하고 전문적인 디자인 (그라디언트 없음)
   ============================================= */

/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --black:       #0d0d0d;
  --dark:        #1a1a2e;
  --dark-mid:    #2c2c44;
  --text:        #2d2d2d;
  --text-mid:    #555;
  --text-light:  #888;
  --border:      #e0e0e0;
  --soft-bg:     #f7f7f9;
  --white:       #ffffff;

  --accent:      #c8704a;     /* 따뜻한 테라코타 포인트 */
  --accent-dark: #a85d39;
  --accent-light:#f2e0d8;

  --font-base:   'Noto Sans KR', sans-serif;
  --radius:      10px;
  --radius-lg:   18px;
  --shadow:      0 4px 20px rgba(0,0,0,0.08);
  --shadow-md:   0 8px 32px rgba(0,0,0,0.12);
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-base);
  color: var(--text);
  background: var(--white);
  font-size: 16px;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  display: block;
  border-radius: var(--radius);
}

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

/* ===== CONTAINER ===== */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3 {
  line-height: 1.35;
  letter-spacing: -0.02em;
  color: var(--dark);
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-base);
  font-weight: 600;
  border-radius: 50px;
  cursor: pointer;
  transition: all 0.22s ease;
  white-space: nowrap;
  border: 2px solid transparent;
}
.btn-primary {
  background: var(--dark);
  color: var(--white);
  border-color: var(--dark);
}
.btn-primary:hover {
  background: var(--accent);
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(200,112,74,0.3);
}
.btn-outline {
  background: transparent;
  color: var(--dark);
  border-color: var(--dark);
}
.btn-outline:hover {
  background: var(--dark);
  color: var(--white);
  transform: translateY(-2px);
}
.btn-sm  { padding: 8px 20px; font-size: 14px; }
.btn-lg  { padding: 14px 32px; font-size: 16px; }
.btn-xl  { padding: 18px 44px; font-size: 18px; }

/* ===== BADGE ===== */
.badge {
  display: inline-block;
  background: var(--accent);
  color: var(--white);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 5px 14px;
  border-radius: 50px;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.badge-sm {
  background: var(--accent);
  color: var(--white);
  font-size: 11px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 50px;
  margin-left: 6px;
  vertical-align: middle;
}

/* ===== HEADER ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--white);
  border-bottom: 1px solid var(--border);
  padding: 0;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: 20px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 18px;
  color: var(--dark);
  flex-shrink: 0;
}
.logo-icon {
  width: 36px; height: 36px;
  background: var(--dark);
  color: var(--white);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 16px;
}
.header-nav {
  display: flex;
  gap: 28px;
}
.header-nav a {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-mid);
  transition: color 0.18s;
}
.header-nav a:hover { color: var(--accent); }
.header-cta { flex-shrink: 0; }

/* ===== HERO ===== */
.hero {
  padding: 80px 0 72px;
  border-bottom: 1px solid var(--border);
}
.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.hero-content { max-width: 520px; }
.hero-title {
  font-size: clamp(32px, 4.5vw, 50px);
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 20px;
  line-height: 1.25;
}
.hero-title em {
  font-style: normal;
  border-bottom: 3px solid var(--accent);
  padding-bottom: 2px;
}
.hero-title strong { color: var(--accent); }
.hero-title .highlight {
  background: var(--dark);
  color: var(--white);
  padding: 0 8px;
  border-radius: 6px;
}
.hero-desc {
  font-size: 17px;
  color: var(--text-mid);
  margin-bottom: 32px;
  line-height: 1.8;
}
.hero-stats {
  display: flex;
  align-items: center;
  gap: 0;
  background: var(--soft-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px 28px;
  margin-bottom: 32px;
}
.stat-item {
  flex: 1;
  text-align: center;
}
.stat-number {
  display: block;
  font-size: 26px;
  font-weight: 800;
  color: var(--dark);
  letter-spacing: -0.03em;
}
.stat-label {
  font-size: 12px;
  color: var(--text-light);
  font-weight: 400;
  line-height: 1.4;
}
.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
  margin: 0 10px;
}
.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.hero-image img {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  object-fit: cover;
  max-height: 520px;
}

/* ===== SECTION BASE ===== */
.section { padding: 90px 0; }
.bg-soft { background: var(--soft-bg); }
.section-label {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}
.section-title {
  font-size: clamp(26px, 3.5vw, 38px);
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 40px;
  line-height: 1.3;
}
.section-subtitle {
  font-size: 16px;
  color: var(--text-mid);
  margin-top: -28px;
  margin-bottom: 44px;
  font-style: italic;
}

/* ===== TWO COL LAYOUT ===== */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.two-col.reverse .col-text { order: 1; }
.two-col.reverse .col-image { order: 2; }

.col-image img {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  object-fit: cover;
  aspect-ratio: 4/3;
}
.col-text p {
  font-size: 16px;
  color: var(--text);
  margin-bottom: 18px;
  line-height: 1.85;
}

/* ===== INTRO ===== */
.intro-quote-wrap {
  border-left: 4px solid var(--accent);
  padding: 8px 0 8px 28px;
  margin-bottom: 40px;
}
.intro-quote p {
  font-size: 18px;
  font-style: italic;
  color: var(--dark-mid);
  line-height: 1.7;
  margin-bottom: 6px;
}

/* ===== BENEFIT CARDS ===== */
.benefit-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin: 24px 0;
}
.benefit-card {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 18px;
  transition: box-shadow 0.2s, transform 0.2s;
}
.benefit-card:hover {
  box-shadow: var(--shadow);
  transform: translateY(-2px);
}
.benefit-card i {
  font-size: 22px;
  color: var(--accent);
  flex-shrink: 0;
  margin-top: 2px;
}
.benefit-card div {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.benefit-card strong {
  font-size: 14px;
  font-weight: 700;
  color: var(--dark);
}
.benefit-card span {
  font-size: 12px;
  color: var(--text-light);
}
.highlight-text {
  background: var(--accent-light);
  border-radius: var(--radius);
  padding: 16px 20px;
  font-size: 15px;
  color: var(--dark);
  border-left: 3px solid var(--accent);
}

/* ===== INCOME COMPARE ===== */
.income-compare {
  margin: 24px 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.compare-item {
  display: flex;
  align-items: center;
  gap: 16px;
}
.compare-label {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-mid);
  min-width: 90px;
}
.highlight-compare {
  font-weight: 700;
  color: var(--dark);
}
.compare-bar {
  flex: 1;
  height: 10px;
  background: var(--border);
  border-radius: 50px;
  overflow: hidden;
}
.bar-fill {
  height: 100%;
  border-radius: 50px;
  transition: width 1.2s ease;
}
.bar-low  { background: #ccc; }
.bar-mid  { background: #aaa; }
.bar-high { background: var(--dark); }
.compare-value {
  font-size: 14px;
  font-weight: 700;
  min-width: 76px;
  text-align: right;
}
.compare-value.low  { color: var(--text-light); }
.compare-value.mid  { color: var(--text-mid); }
.compare-value.high { color: var(--dark); font-size: 16px; }

/* ===== AGE TAGS ===== */
.age-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 20px 0 24px;
}
.age-tag {
  background: var(--dark);
  color: var(--white);
  font-size: 13px;
  font-weight: 600;
  padding: 6px 16px;
  border-radius: 50px;
}
.age-tag-desc {
  background: var(--accent-light);
  color: var(--accent-dark);
  font-size: 13px;
  font-weight: 600;
  padding: 6px 16px;
  border-radius: 50px;
}
.brand-quote {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 22px;
}
.brand-quote i {
  color: var(--accent);
  font-size: 22px;
  flex-shrink: 0;
  margin-top: 2px;
}
.brand-quote p {
  font-size: 15px;
  color: var(--text-mid);
  line-height: 1.75;
  margin-bottom: 0;
}

/* ===== GALLERY ROW ===== */
.gallery-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 56px;
}
.gallery-item img {
  width: 100%;
  aspect-ratio: 16/10;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  transition: transform 0.25s, box-shadow 0.25s;
}
.gallery-item img:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.gallery-caption {
  text-align: center;
  font-size: 13px;
  color: var(--text-light);
  margin-top: 10px;
  font-weight: 500;
}

/* ===== STEPS ===== */
.steps {
  display: flex;
  flex-direction: column;
  gap: 28px;
  margin-bottom: 28px;
}
.step-item {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}
.step-num {
  width: 48px; height: 48px;
  background: var(--dark);
  color: var(--white);
  font-size: 16px;
  font-weight: 800;
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  letter-spacing: -0.02em;
}
.step-body h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 6px;
}
.step-body p {
  font-size: 15px;
  color: var(--text-mid);
  line-height: 1.75;
}
.guide-tip {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  background: var(--accent-light);
  border: 1px solid #e8c0a8;
  border-radius: var(--radius);
  padding: 18px 20px;
}
.guide-tip i {
  color: var(--accent);
  font-size: 20px;
  flex-shrink: 0;
  margin-top: 2px;
}
.guide-tip p {
  font-size: 14px;
  color: var(--dark);
  line-height: 1.7;
}

/* ===== APP IMG COMBO ===== */
.app-guide-img-wrap {
  margin-top: 16px;
}
.app-img {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  object-fit: cover;
  aspect-ratio: 16/9;
}

/* ===== CTA SECTION ===== */
.section-cta {
  background: var(--dark);
  padding: 90px 0;
}
.cta-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.cta-image img {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: 0 16px 48px rgba(0,0,0,0.35);
  object-fit: cover;
  aspect-ratio: 4/3;
}
.cta-content .badge {
  background: var(--accent);
}
.cta-content h2 {
  font-size: clamp(26px, 3.2vw, 36px);
  font-weight: 800;
  color: var(--white);
  margin-bottom: 20px;
  line-height: 1.35;
}
.cta-content p {
  font-size: 16px;
  color: rgba(255,255,255,0.78);
  margin-bottom: 16px;
  line-height: 1.85;
}
.cta-content strong { color: var(--white); }
.cta-sub {
  font-size: 15px;
  color: rgba(255,255,255,0.6);
}
.cta-actions { margin: 32px 0 16px; }
.cta-actions .btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  font-size: 17px;
  padding: 18px 44px;
}
.cta-actions .btn-primary:hover {
  background: var(--white);
  border-color: var(--white);
  color: var(--dark);
  transform: translateY(-2px);
}
.cta-note {
  font-size: 13px;
  color: rgba(255,255,255,0.45);
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 0;
}
.cta-note i { color: var(--accent); }

/* ===== FOOTER ===== */
.site-footer {
  background: var(--black);
  color: rgba(255,255,255,0.55);
  padding: 48px 0 32px;
  border-top: 1px solid rgba(255,255,255,0.08);
}
.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 16px;
  color: var(--white);
}
.footer-logo .logo-icon {
  background: var(--accent);
}
.footer-meta p {
  font-size: 13px;
  line-height: 1.7;
  margin-bottom: 6px;
}
.footer-meta strong { color: rgba(255,255,255,0.75); }
.footer-desc { color: rgba(255,255,255,0.4); }
.footer-copy {
  font-size: 12px;
  color: rgba(255,255,255,0.25);
  padding-top: 16px;
  border-top: 1px solid rgba(255,255,255,0.08);
}

/* ===== SCROLL ANIMATION ===== */
.fade-in {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 960px) {
  .hero-inner,
  .two-col,
  .cta-wrap { grid-template-columns: 1fr; gap: 40px; }
  .two-col.reverse .col-text { order: unset; }
  .two-col.reverse .col-image { order: unset; }
  .gallery-row { grid-template-columns: 1fr 1fr; }
  .hero-content { max-width: 100%; }
  .hero-image img { max-height: 380px; object-fit: cover; }
}

@media (max-width: 768px) {
  .section { padding: 64px 0; }
  .hero { padding: 56px 0 48px; }
  .header-nav { display: none; }
  .hero-stats { flex-direction: column; gap: 16px; padding: 18px 20px; }
  .stat-divider { width: 48px; height: 1px; }
  .hero-actions { flex-direction: column; }
  .btn-lg, .btn-xl { width: 100%; justify-content: center; }
  .benefit-cards { grid-template-columns: 1fr; }
  .gallery-row { grid-template-columns: 1fr; }
  .section-title { font-size: 26px; }
  .hero-title { font-size: 30px; }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .hero-stats { padding: 14px 16px; }
  .stat-number { font-size: 22px; }
  .steps { gap: 20px; }
  .age-tags { gap: 6px; }
}