/* =================================================================
   poster-system-section.css
   §4b 점두 브리핑 시스템

   원칙:
     - main.css 토큰 100% 재사용 (--green-ink/--green-600/--line/--radius-lg ...)
     - Bloomberg / 금융 브리핑 톤. 전단지 / 알록달록 / Canva 금지.
     - 우측 A4 미리보기는 종이 질감(보더 + 매우 옅은 그림자 + 미세 회전).
   ================================================================= */

.poster-system {
  position: relative;
  padding: 104px 0;
  background: #fff;
  color: var(--ink);
  overflow: hidden;
}
.poster-system::before,
.poster-system::after {
  content: '';
  position: absolute;
  left: 0; right: 0; height: 1px;
  background: var(--line);
  pointer-events: none;
}
.poster-system::before { top: 0; }
.poster-system::after  { bottom: 0; }
.poster-system-inner { position: relative; z-index: 1; }

/* ── 2-col grid ──────────────────────────────────── */
.poster-system-grid {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: 72px;
  align-items: center;
}

/* ── Left: copy ──────────────────────────────────── */
.poster-system-copy { min-width: 0; }
.poster-system-copy .section-title {
  margin: 18px 0 22px;
  text-align: left;
  font-size: 38px;
  font-weight: 800;
  letter-spacing: -0.03em;   /* main.css 기본 .section-title 과 통일 */
  line-height: 1.22;
  color: var(--green-ink);
  word-break: keep-all;
}
.poster-system-copy .section-title em {
  font-style: normal;
  position: relative;
  display: inline-block;
  color: var(--green-ink);
}
.poster-system-copy .section-title em::after {
  content: '';
  position: absolute;
  left: -2px; right: -2px; bottom: 4px;
  height: 12px;
  background: var(--green-100);
  z-index: -1;
  border-radius: 2px;
}
.poster-system-sub {
  margin: 0 0 28px;
  font-size: 16px;
  line-height: 1.75;
  color: var(--muted);
  letter-spacing: -0.005em;
  word-break: keep-all;
  text-wrap: pretty;
  max-width: 520px;
}

/* ── Points ──────────────────────────────────────── */
.poster-system-points {
  list-style: none;
  margin: 0 0 32px;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.poster-system-point {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 16px;
  align-items: start;
  padding: 14px 16px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color .2s var(--ease), background .2s var(--ease);
}
.poster-system-point:hover {
  border-color: var(--green-100);
  background: var(--green-50);
}
.poster-system-point-tag {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.10em;
  color: var(--green-700);
  background: #fff;
  border: 1px solid var(--green-100);
  padding: 4px 8px;
  border-radius: 4px;
  text-align: center;
  white-space: nowrap;
  align-self: center;
}
.poster-system-point p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.55;
  color: var(--ink-2);
  letter-spacing: -0.005em;
  word-break: keep-all;
}

/* ── Actions: CTA + small meta ──────────────────── */
.poster-system-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 14px;
}
.poster-system-meta {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11px;
  color: var(--muted-2);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.poster-system-meta li {
  position: relative;
  padding-left: 12px;
}
.poster-system-meta li::before {
  content: '';
  position: absolute;
  left: 0; top: 50%;
  width: 4px; height: 1px;
  background: var(--green-600);
  transform: translateY(-50%);
}

/* =================================================================
   Right: A4 paper preview
   ================================================================= */
.poster-system-preview {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 480px;
}
/* 미세한 윈도우 글래스 hint (선택적, 매우 옅게) */
.poster-system-window {
  position: absolute;
  inset: 18px;
  border: 1px solid var(--line);
  border-radius: calc(var(--radius-lg) + 2px);
  background:
    linear-gradient(135deg, rgba(0,155,98,0.025) 0%, transparent 35%),
    repeating-linear-gradient(
      45deg,
      transparent 0,
      transparent 6px,
      rgba(11,61,46,0.018) 6px,
      rgba(11,61,46,0.018) 7px
    );
  pointer-events: none;
}

/* ── A4 종이 ─────────────────────────────────────── */
.poster-system-paper {
  position: relative;
  width: 100%;
  max-width: 360px;
  aspect-ratio: 210 / 297;
  background: #fff;
  border: 1px solid var(--line-2);
  border-radius: 4px;
  padding: 26px 26px 22px;
  box-shadow:
    0 1px 2px rgba(11,61,46,.06),
    0 18px 36px rgba(11,61,46,.10),
    0 32px 64px -16px rgba(11,61,46,.14);
  transform: rotate(-1.6deg);
  display: flex;
  flex-direction: column;
  gap: 14px;
  font-family: 'Pretendard Variable', Pretendard, -apple-system, sans-serif;
  color: var(--ink);
}
/* 종이 결 — 매우 미세 */
.poster-system-paper::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background:
    linear-gradient(180deg, rgba(11,61,46,0.012) 0%, transparent 60%);
  pointer-events: none;
}

/* paper head */
.poster-system-paper-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding-bottom: 10px;
  border-bottom: 1.5px solid var(--green-ink);
  gap: 12px;
}
.poster-system-paper-brand {
  display: flex;
  flex-direction: column;
  gap: 1px;
}
.poster-system-paper-brand-ko {
  font-size: 16px;
  font-weight: 800;
  color: var(--green-ink);
  letter-spacing: -0.015em;
  line-height: 1.1;
}
.poster-system-paper-brand-en {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.22em;
  color: var(--green-700);
  text-transform: uppercase;
}
.poster-system-paper-office {
  font-size: 9.5px;
  font-weight: 600;
  color: var(--muted);
  letter-spacing: 0.02em;
  padding-top: 3px;
}

/* headline */
.poster-system-paper-headline {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-top: 6px;
}
.poster-system-paper-eyebrow {
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: -0.005em;
  color: var(--muted);
}
.poster-system-paper-headline h3 {
  margin: 0;
  font-size: 22px;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.025em;
  color: var(--green-ink);
  word-break: keep-all;
}

/* price */
.poster-system-paper-price {
  display: flex;
  flex-direction: column;
  gap: 0;
  padding: 6px 0 4px;
  border-bottom: 1px solid var(--line);
}
.poster-system-paper-price-lbl {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--green-700);
  text-transform: uppercase;
}
.poster-system-paper-price-val {
  font-size: 52px;
  font-weight: 900;
  line-height: 1;
  letter-spacing: -0.035em;
  color: var(--green-ink);
  font-variant-numeric: tabular-nums;
}
.poster-system-paper-price-val em {
  font-style: normal;
  font-weight: 800;
  letter-spacing: -0.03em;
}

/* specs */
.poster-system-paper-specs {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding-top: 6px;
}
.poster-system-paper-specs-main {
  margin: 0;
  font-size: 17px;
  font-weight: 800;
  color: var(--ink);
  letter-spacing: -0.018em;
}
.poster-system-paper-specs-sub {
  margin: 0;
  font-size: 11px;
  color: var(--muted);
  letter-spacing: -0.005em;
}

/* tags pills */
.poster-system-paper-tags {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.poster-system-paper-tags li {
  font-size: 10px;
  font-weight: 700;
  color: var(--green-ink);
  letter-spacing: -0.005em;
  padding: 5px 11px;
  border: 1px solid var(--green-600);
  border-radius: 999px;
  background: #fff;
  white-space: nowrap;
}

/* foot */
.poster-system-paper-foot {
  margin-top: auto;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}
.poster-system-paper-contact {
  display: flex;
  flex-direction: column;
  gap: 1px;
}
.poster-system-paper-contact-lbl {
  font-size: 9.5px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--green-700);
}
.poster-system-paper-contact-num {
  font-size: 22px;
  font-weight: 900;
  letter-spacing: -0.025em;
  color: var(--green-ink);
  font-variant-numeric: tabular-nums;
  line-height: 1.05;
}
.poster-system-paper-agent {
  display: flex;
  flex-direction: column;
  gap: 1px;
  text-align: right;
  min-width: 0;
}
.poster-system-paper-agent-row {
  display: flex;
  align-items: baseline;
  gap: 4px;
  justify-content: flex-end;
}
.poster-system-paper-agent-name {
  font-size: 11px;
  font-weight: 800;
  color: var(--green-ink);
  letter-spacing: -0.005em;
}
.poster-system-paper-agent-firm {
  font-size: 9.5px;
  font-weight: 600;
  color: var(--muted);
  letter-spacing: -0.005em;
}
.poster-system-paper-agent-addr {
  font-size: 8.5px;
  color: var(--muted);
  letter-spacing: -0.005em;
}
.poster-system-paper-agent-date {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 9px;
  font-weight: 700;
  color: var(--green-700);
  letter-spacing: 0.04em;
  font-variant-numeric: tabular-nums;
}

.poster-system-paper-disclaimer {
  margin: 6px 0 0;
  font-size: 8px;
  color: var(--muted-2);
  letter-spacing: -0.005em;
  line-height: 1.5;
}

/* =================================================================
   Responsive
   ================================================================= */
@media (max-width: 1024px) {
  .poster-system-grid { gap: 48px; }
  .poster-system-copy .section-title { font-size: 32px; }
}

@media (max-width: 880px) {
  .poster-system { padding: 80px 0; }
  .poster-system-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .poster-system-preview {
    order: 2;
    min-height: 0;
  }
  .poster-system-paper {
    transform: rotate(-1deg);
    max-width: 340px;
  }
  .poster-system-window {
    inset: 8px;
  }
}

@media (max-width: 560px) {
  .poster-system-copy .section-title { font-size: 26px; }
  .poster-system-point {
    grid-template-columns: 1fr;
    gap: 8px;
  }
  .poster-system-point-tag { justify-self: flex-start; }
  .poster-system-paper { padding: 22px 20px 18px; transform: rotate(0); }
  .poster-system-paper-headline h3 { font-size: 19px; }
  .poster-system-paper-price-val { font-size: 44px; }
  .poster-system-paper-contact-num { font-size: 18px; }
  .poster-system-paper-specs-main { font-size: 15px; }
}

@media (prefers-reduced-motion: reduce) {
  .poster-system-paper { transform: none; }
}