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

:root {
  --cream:       #F5F0E8;
  --cream-dark:  #EDE7D6;
  --cream-card:  #FAF7F0;
  --green:       #1E3D2F;
  --green-mid:   #2D5C42;
  --green-light: #4A8562;
  --green-muted: #6B9E7E;
  --gold:        #C8A96E;
  --gold-light:  #DEC08A;
  --text-main:   #1A2E22;
  --text-sub:    #4A5E52;
  --text-muted:  #7A8E82;
  --border:      rgba(30,61,47,0.12);

  --font-display: 'Cormorant Garamond', 'Noto Serif KR', Georgia, serif;
  --font-body:    'DM Sans', 'Noto Serif KR', sans-serif;
  --font-kr:      'Noto Serif KR', serif;

  --radius: 4px;
  --radius-lg: 12px;
  --shadow: 0 4px 32px rgba(30,61,47,0.08);
  --shadow-lg: 0 16px 64px rgba(30,61,47,0.14);
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--cream);
  color: var(--text-main);
  line-height: 1.7;
  overflow-x: hidden;
}

/* ─── TYPOGRAPHY ─────────────────────────────────────── */
h1,h2,h3,h4 { font-family: var(--font-display); line-height: 1.25; }
em { font-style: italic; color: var(--green-mid); }
strong { font-weight: 600; color: var(--green); }
a { color: inherit; text-decoration: none; }

/* ─── LAYOUT ─────────────────────────────────────────── */
.container { max-width: 1100px; margin: 0 auto; padding: 0 32px; }
.section { padding: 100px 0; }
.section-label {
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--green-muted);
  margin-bottom: 20px;
}
.section-title {
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 300;
  color: var(--green);
  margin-bottom: 24px;
}
.section-title.centered { text-align: center; }
.section-desc {
  font-size: 1.05rem;
  color: var(--text-sub);
  line-height: 1.8;
  max-width: 640px;
}
.section-desc.centered { margin: 0 auto 56px; text-align: center; }

/* ─── NAV ────────────────────────────────────────────── */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(245,240,232,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: all 0.3s ease;
}
.nav-inner {
  max-width: 1100px; margin: 0 auto;
  padding: 0 32px;
  height: 68px;
  display: flex; align-items: center; justify-content: space-between;
}
.logo { display: flex; align-items: baseline; gap: 10px; }
.logo-raph {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--green);
  letter-spacing: 0.02em;
}
.logo-kr {
  font-family: var(--font-kr);
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 300;
}
.nav-links {
  display: flex; align-items: center; gap: 36px;
  list-style: none;
}
.nav-links a {
  font-size: 0.85rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  color: var(--text-sub);
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--green); }
.nav-cta {
  padding: 8px 20px;
  background: var(--green) !important;
  color: var(--cream) !important;
  border-radius: 2px;
  transition: background 0.2s !important;
}
.nav-cta:hover { background: var(--green-mid) !important; }
.hamburger {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 4px;
}
.hamburger span {
  display: block; width: 22px; height: 1.5px;
  background: var(--green); transition: all 0.3s;
}

/* ─── HERO ───────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  padding: 120px 0 80px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 60px;
  max-width: 1100px;
  margin: 0 auto;
  padding-left: 32px;
  padding-right: 32px;
  position: relative;
}
.hero-bg-grid {
  position: fixed; inset: 0; z-index: -1;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 60px 60px;
  opacity: 0.5;
}
.hero-inner { animation: fadeUp 0.9s ease both; }
.hero-eyebrow {
  display: flex; align-items: center; gap: 10px;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--green-muted);
  margin-bottom: 24px;
  font-weight: 400;
}
.dot {
  width: 6px; height: 6px;
  background: var(--gold);
  border-radius: 50%;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%,100% { opacity:1; transform: scale(1); }
  50% { opacity:0.5; transform: scale(1.4); }
}
.hero-title {
  font-size: clamp(2.4rem, 5vw, 4rem);
  font-weight: 300;
  line-height: 1.2;
  color: var(--green);
  margin-bottom: 24px;
}
.hero-title em {
  font-style: italic;
  font-weight: 400;
  color: var(--green-mid);
}
.hero-sub {
  font-size: 1rem;
  color: var(--text-sub);
  line-height: 1.8;
  margin-bottom: 40px;
  max-width: 480px;
}
.hero-actions {
  display: flex; gap: 16px; flex-wrap: wrap;
  margin-bottom: 56px;
}
.btn-primary {
  display: inline-block;
  padding: 14px 28px;
  background: var(--green);
  color: var(--cream);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  border-radius: var(--radius);
  transition: background 0.2s, transform 0.15s;
}
.btn-primary:hover { background: var(--green-mid); transform: translateY(-1px); }
.btn-primary.large { padding: 18px 40px; font-size: 0.95rem; }
.btn-ghost {
  display: inline-block;
  padding: 14px 28px;
  border: 1px solid var(--green-light);
  color: var(--green);
  font-size: 0.85rem;
  font-weight: 400;
  letter-spacing: 0.06em;
  border-radius: var(--radius);
  transition: all 0.2s;
}
.btn-ghost:hover {
  background: var(--green);
  color: var(--cream);
}
.hero-scroll-hint {
  display: flex; align-items: center; gap: 12px;
  font-size: 0.7rem; letter-spacing: 0.14em;
  color: var(--text-muted); text-transform: uppercase;
}
.scroll-line {
  width: 40px; height: 1px; background: var(--gold);
  animation: extend 2s ease-in-out infinite;
}
@keyframes extend {
  0%,100% { width: 24px; opacity:0.4; }
  50% { width: 48px; opacity:1; }
}

/* ─── HERO VISUAL ────────────────────────────────────── */
.hero-visual {
  display: flex; flex-direction: column; gap: 20px;
  animation: fadeUp 0.9s 0.2s ease both;
}
.waveform-container {
  background: var(--green);
  border-radius: var(--radius-lg);
  padding: 24px 28px;
  position: relative;
  overflow: hidden;
}
.waveform-container::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at 80% 50%, rgba(200,169,110,0.15) 0%, transparent 60%);
}
.waveform {
  display: flex; align-items: center; justify-content: center;
  gap: 3px; height: 60px;
}
.waveform-label {
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: rgba(245,240,232,0.4);
  text-transform: uppercase;
  margin-top: 12px;
}
.bar {
  width: 3px;
  background: var(--gold-light);
  border-radius: 2px;
  animation: wave var(--duration, 1.2s) var(--delay, 0s) ease-in-out infinite alternate;
}
@keyframes wave {
  from { height: 4px; opacity:0.3; }
  to   { height: var(--max-h, 40px); opacity:1; }
}

.soap-preview {
  background: var(--cream-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  box-shadow: var(--shadow);
}
.soap-header {
  display: flex; align-items: center; gap: 8px;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}
.soap-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--green-muted);
  animation: blink 1.5s infinite;
}
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0.2} }
.soap-lines { display: flex; flex-direction: column; gap: 10px; }
.soap-line {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: 0.8rem;
}
.soap-line .tag {
  width: 20px; height: 20px;
  border-radius: 3px;
  background: var(--green);
  color: var(--cream);
  font-size: 0.65rem;
  font-weight: 600;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  font-family: var(--font-body);
}
.soap-line .text { color: var(--text-sub); line-height: 1.5; }

/* ─── ABOUT ──────────────────────────────────────────── */
.about { background: var(--cream-dark); }
.about-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center;
}
.about-text p {
  font-size: 0.95rem; color: var(--text-sub); line-height: 1.85;
  margin-bottom: 16px;
}
.about-stats {
  display: flex; gap: 32px; margin-top: 40px; flex-wrap: wrap;
}
.stat { display: flex; flex-direction: column; gap: 4px; }
.stat-num {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 600;
  color: var(--green);
}
.stat-desc {
  font-size: 0.72rem; color: var(--text-muted); line-height: 1.5;
}
.about-image { display: flex; justify-content: center; }
.image-frame {
  width: 300px; height: 300px;
  border: 1px solid var(--border);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: radial-gradient(ellipse at center, var(--cream) 0%, var(--cream-dark) 100%);
  box-shadow: var(--shadow-lg), inset 0 0 60px rgba(200,169,110,0.08);
  position: relative;
}
.image-frame::before {
  content: '';
  position: absolute; inset: 12px;
  border: 1px solid rgba(200,169,110,0.3);
  border-radius: 50%;
}
.frame-inner { text-align: center; }
.raphae-symbol {
  font-family: var(--font-display);
  font-size: 5rem;
  font-style: italic;
  color: var(--green);
  line-height: 1;
  margin-bottom: 8px;
}
.raphae-tagline {
  font-size: 0.7rem; letter-spacing: 0.15em;
  color: var(--text-muted); text-transform: uppercase;
}

/* ─── PRODUCT ────────────────────────────────────────── */
.product { background: var(--cream); }
.product-flow {
  display: flex; align-items: stretch; gap: 0;
  margin-bottom: 56px;
  flex-wrap: wrap;
}
.flow-step {
  flex: 1; min-width: 160px;
  padding: 28px 24px;
  background: var(--cream-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-align: center;
  transition: transform 0.2s, box-shadow 0.2s;
}
.flow-step:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.flow-icon { font-size: 2rem; margin-bottom: 12px; }
.flow-title {
  font-family: var(--font-kr);
  font-size: 1rem; font-weight: 600;
  color: var(--green); margin-bottom: 2px;
}
.flow-desc {
  font-size: 0.72rem; color: var(--text-muted);
  letter-spacing: 0.06em; margin-bottom: 10px;
}
.flow-step p { font-size: 0.82rem; color: var(--text-sub); }
.flow-arrow {
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem; color: var(--gold);
  padding: 0 4px;
  flex-shrink: 0;
}

.product-features {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.feature-card {
  padding: 32px 28px;
  background: var(--green);
  border-radius: var(--radius-lg);
  transition: transform 0.2s;
}
.feature-card:hover { transform: translateY(-4px); }
.feature-card h3 {
  font-family: var(--font-kr);
  font-size: 1.05rem; color: var(--cream);
  font-weight: 600; margin-bottom: 4px;
}
.feature-card > p {
  font-size: 0.7rem; color: rgba(245,240,232,0.5);
  letter-spacing: 0.08em; margin-bottom: 16px;
}
.feature-detail {
  font-size: 0.83rem; color: rgba(245,240,232,0.75); line-height: 1.7;
}

/* ─── VISION ─────────────────────────────────────────── */
.vision {
  background: var(--green);
  color: var(--cream);
}
.vision .section-label { color: rgba(245,240,232,0.4); }
.vision .section-title { color: var(--cream); }
.vision-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center;
}
blockquote {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  font-weight: 300;
  font-style: italic;
  line-height: 1.6;
  color: var(--cream);
  margin-bottom: 24px;
  border-left: 3px solid var(--gold);
  padding-left: 28px;
}
.vision-translation {
  font-size: 0.85rem; color: rgba(245,240,232,0.5);
  line-height: 1.8; padding-left: 31px;
  font-style: italic;
}
.vision-phases { display: flex; flex-direction: column; gap: 0; }
.phase {
  display: flex; gap: 20px; align-items: flex-start;
  padding: 20px 0;
  border-bottom: 1px solid rgba(245,240,232,0.1);
  opacity: 0.4;
  transition: opacity 0.2s;
}
.phase.active { opacity: 1; }
.phase:hover { opacity: 0.85; }
.phase-num {
  font-family: var(--font-display);
  font-size: 2rem; font-weight: 300;
  color: var(--gold); flex-shrink: 0;
  line-height: 1;
}
.phase-content h4 {
  font-family: var(--font-kr);
  font-size: 0.95rem; font-weight: 600;
  color: var(--cream); margin-bottom: 4px;
}
.phase-content p { font-size: 0.78rem; color: rgba(245,240,232,0.5); }

/* ─── CONTACT ────────────────────────────────────────── */
.contact { background: var(--cream-dark); text-align: center; }
.contact-box {
  max-width: 600px; margin: 0 auto 40px;
  background: var(--cream-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.contact-item {
  display: flex; align-items: center;
  padding: 18px 28px;
  border-bottom: 1px solid var(--border);
  gap: 20px;
}
.contact-item:last-child { border-bottom: none; }
.contact-label {
  width: 80px; flex-shrink: 0;
  font-size: 0.72rem; letter-spacing: 0.1em;
  color: var(--text-muted); text-transform: uppercase;
}
.contact-value {
  font-size: 0.9rem; color: var(--text-main);
}
.contact-value a {
  color: var(--green-mid);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ─── FOOTER ─────────────────────────────────────────── */
.footer {
  background: var(--green);
  padding: 28px 0;
  border-top: 1px solid rgba(245,240,232,0.08);
}
.footer-inner {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 12px;
}
.footer-brand { display: flex; align-items: baseline; gap: 12px; }
.footer .logo-raph { color: var(--cream); font-size: 1.1rem; }
.footer-tagline { font-size: 0.72rem; color: rgba(245,240,232,0.4); letter-spacing: 0.1em; }
.footer-copy { font-size: 0.72rem; color: rgba(245,240,232,0.3); }

/* ─── ANIMATIONS ─────────────────────────────────────── */
@keyframes fadeUp {
  from { opacity:0; transform: translateY(28px); }
  to   { opacity:1; transform: translateY(0); }
}
.reveal {
  opacity: 0; transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible { opacity:1; transform: translateY(0); }

/* ─── RESPONSIVE ─────────────────────────────────────── */
@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding: 100px 32px 60px;
  }
  .hero-visual { display: none; }
  .about-grid, .vision-grid { grid-template-columns: 1fr; gap: 40px; }
  .about-image { display: none; }
  .product-features { grid-template-columns: 1fr; }
  .product-flow { gap: 8px; flex-direction: column; }
  .flow-arrow { transform: rotate(90deg); }
  .nav-links { display: none; }
  .hamburger { display: flex; }
}
@media (max-width: 600px) {
  .container { padding: 0 20px; }
  .section { padding: 72px 0; }
  .hero { padding: 96px 20px 56px; }
  .btn-primary, .btn-ghost { font-size: 0.8rem; padding: 12px 20px; }
}

/* ─── MOBILE MENU ────────────────────────────────────── */
.mobile-menu {
  position: fixed; top: 68px; left: 0; right: 0; z-index: 99;
  background: var(--cream);
  border-bottom: 1px solid var(--border);
  padding: 20px 32px;
  display: none; flex-direction: column; gap: 16px;
  box-shadow: var(--shadow);
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  font-size: 0.95rem; color: var(--text-sub);
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
}

.br-desktop { display: block; }
@media (max-width: 768px) { .br-desktop { display: none; } }