/* ==========================================================================
   LeinImage v2.5 (/lein-image) — Design 1
   Haute-Couture Burgundy Wine (#2A0813) & Warm Champagne Gold (#FDF8F0 / #D97706)
   Photo Atelier + 5-Photo Reference Synthesis Diagram
   ========================================================================== */

:root {
  --li-bg: #2A0813;
  --li-bg-deep: #1B040B;
  --li-panel: #380C1B;
  --li-cream: #FDF8F0;
  --li-cream-soft: #F5ECE0;
  --li-gold: #D97706;
  --li-gold-light: #F59E0B;
  --li-gold-btn: #DDA14B;
  --li-gold-btn-hover: #C88A32;
  --li-ink: #1C0D12;
  --li-text: #FDF8F0;
  --li-muted: #DFC8CE;
  --li-border: rgba(221, 161, 75, 0.36);
  --li-border-strong: 2px solid #DDA14B;
  --li-font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --li-font-mono: 'IBM Plex Mono', 'JetBrains Mono', monospace;
}

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

.li-atelier-body {
  margin: 0;
  padding: 0;
  background-color: var(--li-bg);
  color: var(--li-text);
  font-family: var(--li-font-sans);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

.li-container {
  width: 100%;
  max-width: 1260px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
.li-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(42, 8, 19, 0.94);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--li-border);
}

.li-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 66px;
  gap: 16px;
}

.li-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--li-cream);
  font-family: var(--li-font-sans);
  font-weight: 800;
  font-size: 0.95rem;
}

.li-brand__sub {
  color: var(--li-gold-btn);
  font-weight: 600;
}

.li-nav {
  display: flex;
  align-items: center;
  gap: 22px;
}

.li-nav a {
  color: var(--li-muted);
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 700;
  transition: color 0.15s ease;
}

.li-nav a:hover {
  color: var(--li-gold-btn);
}

.li-header__actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.li-lang-select {
  appearance: none;
  background: var(--li-panel);
  color: var(--li-cream);
  border: 1.5px solid var(--li-border);
  border-radius: 6px;
  padding: 7px 12px;
  font-family: var(--li-font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  cursor: pointer;
}

/* Buttons */
.li-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: var(--li-gold-btn);
  color: var(--li-ink);
  font-family: var(--li-font-sans);
  font-weight: 900;
  font-size: 0.94rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 15px 28px;
  border-radius: 8px;
  border: 2px solid var(--li-gold-btn);
  box-shadow: 0 10px 26px rgba(0, 0, 0, 0.35);
  transition: transform 0.15s ease, background 0.15s ease;
  cursor: pointer;
}

.li-btn:hover {
  background: var(--li-gold-btn-hover);
  border-color: var(--li-gold-btn-hover);
  transform: translateY(-2px);
}

.li-btn--sm {
  padding: 9px 16px;
  font-size: 0.78rem;
  border-radius: 6px;
}

.li-btn--outline {
  background: transparent;
  color: var(--li-cream);
  border-color: var(--li-gold-btn);
}

.li-btn--outline:hover {
  background: rgba(221, 161, 75, 0.15);
}

/* HERO: BURGUNDY WINE & CHAMPAGNE GOLD ATELIER + 5-PHOTO REFERENCE SYNTHESIS */
.li-hero {
  padding: 48px 0 60px;
  border-bottom: 1.5px solid var(--li-border);
}

.li-hero__grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 40px;
  align-items: center;
}

.li-hero__kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--li-font-mono);
  font-size: 0.76rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--li-gold-btn);
  background: rgba(221, 161, 75, 0.14);
  border: 1px solid var(--li-border);
  padding: 6px 13px;
  border-radius: 999px;
  margin-bottom: 18px;
}

.li-hero__title {
  margin: 0 0 16px;
  font-size: clamp(2rem, 3.9vw, 3.25rem);
  font-weight: 900;
  line-height: 1.06;
  letter-spacing: -0.03em;
  text-transform: uppercase;
  color: #FFFFFF;
}

.li-hero__lead {
  margin: 0 0 22px;
  font-size: 1.04rem;
  color: var(--li-muted);
  font-weight: 500;
  max-width: 600px;
}

.li-pills-stack {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 26px;
}

.li-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--li-font-sans);
  font-size: 0.88rem;
  font-weight: 700;
  padding: 8px 16px;
  border-radius: 999px;
  background: rgba(253, 248, 240, 0.06);
  border: 1.5px solid var(--li-gold-btn);
  color: var(--li-cream);
}

/* Right Side: 5-Photo Reference Synthesis Diagram (Matching Design 1 Mockup) */
.li-synthesis-stage {
  background: var(--li-panel);
  border: 1.5px solid var(--li-border);
  border-radius: 16px;
  padding: 22px;
  box-shadow: 0 24px 52px rgba(0, 0, 0, 0.42);
}

.li-synthesis-layout {
  display: grid;
  grid-template-columns: 1fr auto 1.05fr;
  gap: 14px;
  align-items: center;
}

.li-ref-fan {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.li-ref-card {
  background: var(--li-cream);
  color: var(--li-ink);
  border-radius: 10px;
  padding: 10px 12px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.14s ease, border-color 0.14s ease;
  text-align: left;
}

.li-ref-card:hover,
.li-ref-card.is-active {
  border-color: var(--li-gold-btn);
  transform: translateY(-2px);
}

.li-ref-card__num {
  display: block;
  font-family: var(--li-font-mono);
  font-size: 0.68rem;
  font-weight: 800;
  color: #7F1D1D;
  text-transform: uppercase;
}

.li-ref-card__title {
  display: block;
  font-size: 0.84rem;
  font-weight: 900;
  color: var(--li-ink);
  margin-top: 2px;
}

.li-ref-card__role {
  display: block;
  font-size: 0.72rem;
  color: #57534E;
  margin-top: 2px;
}

.li-synthesis-arrows {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--li-gold-btn);
  font-family: var(--li-font-mono);
  font-weight: 900;
  font-size: 1.2rem;
}

.li-output-card {
  background: var(--li-cream);
  color: var(--li-ink);
  border-radius: 12px;
  padding: 14px;
  border: 2.5px solid var(--li-gold-btn);
  box-shadow: 0 14px 32px rgba(0, 0, 0, 0.3);
}

.li-output-card__img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 8px;
  margin-bottom: 10px;
}

.li-output-card__meta {
  font-family: var(--li-font-mono);
  font-size: 0.78rem;
  font-weight: 900;
  text-transform: uppercase;
  color: var(--li-ink);
}

.li-output-card__role-desc {
  margin: 6px 0 0;
  font-size: 0.8rem;
  font-weight: 600;
  color: #44403C;
}

/* SECTIONS */
.li-section {
  padding: 68px 0;
  border-bottom: 1.5px solid var(--li-border);
}

.li-section--deep {
  background: var(--li-bg-deep);
}

.li-section__header {
  max-width: 820px;
  margin-bottom: 38px;
}

.li-section__eyebrow {
  display: inline-block;
  font-family: var(--li-font-mono);
  font-size: 0.76rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--li-gold-btn);
  margin-bottom: 10px;
}

.li-section__title {
  margin: 0 0 12px;
  font-size: clamp(1.7rem, 2.9vw, 2.4rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  color: #FFFFFF;
}

.li-section__desc {
  margin: 0;
  color: var(--li-muted);
  font-size: 1rem;
}

/* 4-CARD ATELIER CAPABILITIES MATRIX (Champagne Cream Cards on Burgundy) */
.li-cards-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}

.li-card {
  background: var(--li-cream);
  color: var(--li-ink);
  border: 2px solid var(--li-gold-btn);
  border-radius: 12px;
  padding: 26px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.28);
}

.li-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.li-card__tag {
  font-family: var(--li-font-mono);
  font-size: 0.74rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 4px;
  background: var(--li-bg);
  color: var(--li-cream);
}

.li-card__price {
  font-family: var(--li-font-mono);
  font-size: 1rem;
  font-weight: 900;
  color: #9A3412;
}

.li-card__title {
  margin: 0 0 10px;
  font-size: 1.28rem;
  font-weight: 900;
  color: var(--li-ink);
}

.li-card__summary {
  margin: 0 0 16px;
  color: #44403C;
  font-size: 0.94rem;
}

.li-card__bullets {
  margin: 0 0 20px;
  padding-left: 18px;
  color: var(--li-ink);
  font-size: 0.89rem;
  font-weight: 600;
}

.li-card__bullets li {
  margin-bottom: 6px;
}

/* INTERACTIVE 5-REF WORKBENCH */
.li-workbench {
  background: var(--li-panel);
  border: 2px solid var(--li-gold-btn);
  border-radius: 14px;
  padding: 28px;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 28px;
  align-items: center;
}

.li-wb-seg {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}

.li-wb-btn {
  background: rgba(253, 248, 240, 0.08);
  color: var(--li-cream);
  border: 1.5px solid var(--li-border);
  border-radius: 6px;
  padding: 8px 14px;
  font-family: var(--li-font-mono);
  font-size: 0.82rem;
  font-weight: 700;
  cursor: pointer;
}

.li-wb-btn.is-active,
.li-wb-btn:hover {
  background: var(--li-gold-btn);
  color: var(--li-ink);
  border-color: var(--li-gold-btn);
}

.li-wb-summary {
  background: var(--li-cream);
  color: var(--li-ink);
  border-radius: 10px;
  padding: 24px;
}

/* COMPARISON TABLE */
.li-table-wrap {
  overflow-x: auto;
  border: 2px solid var(--li-gold-btn);
  border-radius: 12px;
  background: var(--li-cream);
  color: var(--li-ink);
}

.li-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.92rem;
}

.li-table th,
.li-table td {
  padding: 15px 18px;
  border-bottom: 1px solid #E7D8C9;
}

.li-table th {
  background: var(--li-bg-deep);
  color: var(--li-cream);
  font-family: var(--li-font-mono);
  font-size: 0.78rem;
  text-transform: uppercase;
}

.li-table td.is-win {
  font-weight: 800;
  color: #7C2D12;
  background: #FEF3C7;
}

/* FAQ */
.li-faq-list {
  display: grid;
  gap: 12px;
  max-width: 920px;
}

.li-faq-item {
  background: var(--li-panel);
  border: 1.5px solid var(--li-border);
  border-radius: 10px;
  padding: 18px 22px;
}

.li-faq-item summary {
  font-weight: 800;
  font-size: 1.02rem;
  cursor: pointer;
  color: var(--li-cream);
}

.li-faq-item p {
  margin: 12px 0 0;
  color: var(--li-muted);
  font-size: 0.94rem;
}

/* FOOTER */
.li-footer {
  background: var(--li-bg-deep);
  color: var(--li-muted);
  padding: 36px 0;
  font-size: 0.88rem;
}

.li-footer__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.li-footer__nav {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

.li-footer__nav a {
  color: var(--li-cream);
  text-decoration: none;
  font-weight: 600;
}

.li-footer__nav a:hover {
  color: var(--li-gold-btn);
}

@media (max-width: 980px) {
  .li-hero__grid,
  .li-synthesis-layout,
  .li-cards-grid,
  .li-workbench {
    grid-template-columns: 1fr;
  }
  .li-nav {
    display: none;
  }
}