:root {
      --ink: #101820;
      --muted: #66717c;
      --line: #dce3e8;
      --paper: #ffffff;
      --wash: #f3f6f8;
      --dark: #111a22;
      --red: #e2231a;
      --red-soft: #fff0ef;
      --blue: #1c5d8f;
      --blue-soft: #edf6fc;
      --shadow: 0 20px 60px rgba(16, 24, 32, 0.12);
      --radius-lg: 28px;
      --radius-md: 18px;
    }

    * { box-sizing: border-box; }

    html { scroll-behavior: smooth; }

    body {
      margin: 0;
      color: var(--ink);
      background: var(--wash);
      font-family: Pretendard, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
      line-height: 1.65;
      word-break: keep-all;
    }

    a { color: inherit; }

    img {
      display: block;
      max-width: 100%;
    }

    .shell {
      width: min(1180px, calc(100% - 32px));
      margin: 0 auto;
    }

    .topbar {
      position: sticky;
      top: 0;
      z-index: 10;
      border-bottom: 1px solid rgba(220, 227, 232, 0.82);
      background: rgba(255, 255, 255, 0.9);
      backdrop-filter: blur(16px);
    }

    .topbar-inner {
      min-height: 66px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
    }

    .brand {
      display: flex;
      align-items: center;
      gap: 10px;
      font-weight: 800;
      letter-spacing: -0.02em;
    }

    .brand-mark {
      width: 32px;
      height: 32px;
      display: grid;
      place-items: center;
      border-radius: 10px;
      color: #fff;
      background: var(--dark);
      font-size: 12px;
      letter-spacing: 0;
    }

    .topbar-note {
      color: var(--muted);
      font-size: 13px;
    }

    .hero {
      overflow: hidden;
      margin-top: 24px;
      border-radius: 34px;
      color: #fff;
      background: var(--dark);
      box-shadow: var(--shadow);
    }

    .hero-grid {
      min-height: 650px;
      display: grid;
      grid-template-columns: 0.92fr 1.08fr;
    }

    .hero-copy {
      padding: clamp(38px, 6vw, 78px);
      display: flex;
      flex-direction: column;
      justify-content: center;
    }

    .eyebrow {
      width: fit-content;
      margin: 0 0 22px;
      padding: 7px 12px;
      border: 1px solid rgba(255, 255, 255, 0.22);
      border-radius: 999px;
      color: rgba(255, 255, 255, 0.82);
      font-size: 12px;
      font-weight: 800;
      letter-spacing: 0.08em;
      text-transform: uppercase;
    }

    h1, h2, h3, p { margin-top: 0; }

    h1 {
      margin-bottom: 22px;
      font-size: clamp(40px, 5.8vw, 72px);
      line-height: 1.06;
      letter-spacing: -0.055em;
    }

    .hero-copy > p {
      margin-bottom: 30px;
      color: rgba(255, 255, 255, 0.72);
      font-size: clamp(16px, 1.6vw, 20px);
    }

    .hero-copy strong { color: #fff; }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }

    .button {
      min-height: 48px;
      padding: 0 18px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      border: 1px solid transparent;
      border-radius: 12px;
      text-decoration: none;
      font-size: 14px;
      font-weight: 800;
      transition: transform 0.18s ease, background 0.18s ease;
    }

    .button:hover { transform: translateY(-1px); }

    .button-primary {
      color: #fff;
      background: var(--red);
    }

    .button-ghost {
      color: #fff;
      border-color: rgba(255, 255, 255, 0.28);
      background: rgba(255, 255, 255, 0.07);
    }

    .hero-product {
      position: relative;
      min-height: 650px;
      display: flex;
      align-items: center;
      justify-content: center;
      padding: 50px 28px 34px;
      background: #e7ebed;
    }

    .hero-product::before {
      content: "UHR125";
      position: absolute;
      top: 7%;
      right: 4%;
      color: rgba(17, 26, 34, 0.08);
      font-size: clamp(72px, 11vw, 150px);
      font-weight: 900;
      line-height: 1;
      letter-spacing: -0.06em;
    }

    .hero-product img {
      position: relative;
      z-index: 1;
      width: 100%;
      filter: drop-shadow(0 30px 28px rgba(17, 26, 34, 0.22));
    }

    .product-caption {
      position: absolute;
      right: 24px;
      bottom: 22px;
      z-index: 2;
      padding: 9px 12px;
      border-radius: 10px;
      color: #fff;
      background: rgba(17, 26, 34, 0.86);
      font-size: 12px;
    }

    main { padding: 22px 0 70px; }

    .metrics {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 14px;
    }

    .metric,
    .panel {
      border: 1px solid var(--line);
      background: var(--paper);
    }

    .metric {
      min-height: 170px;
      padding: 28px;
      border-radius: var(--radius-md);
    }

    .metric-label {
      color: var(--muted);
      font-size: 13px;
      font-weight: 700;
    }

    .metric-value {
      display: block;
      margin: 10px 0 6px;
      font-size: clamp(36px, 5vw, 58px);
      line-height: 1;
      letter-spacing: -0.05em;
    }

    .metric p {
      margin: 0;
      color: var(--muted);
      font-size: 13px;
    }

    .app-dau-section .section-head { max-width: 860px; }

    .dau-panel {
      overflow: hidden;
      padding: 0;
    }

    .dau-panel-head {
      padding: 24px 28px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 24px;
      color: #fff;
      background: var(--dark);
    }

    .dau-panel-head > div:first-child {
      display: grid;
      gap: 3px;
    }

    .dau-panel-label {
      color: rgba(255, 255, 255, 0.62);
      font-size: 12px;
      font-weight: 800;
      letter-spacing: 0.08em;
      text-transform: uppercase;
    }

    .dau-panel-head strong { font-size: 22px; }

    .dau-total {
      display: grid;
      text-align: right;
    }

    .dau-total span {
      color: rgba(255, 255, 255, 0.62);
      font-size: 12px;
    }

    .dau-total strong {
      color: #fff;
      font-size: 30px;
      line-height: 1.1;
      letter-spacing: -0.04em;
    }

    .dau-grid {
      padding: 18px;
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 9px;
    }

    .dau-app {
      min-width: 0;
      min-height: 84px;
      padding: 14px 15px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      border: 1px solid var(--line);
      border-radius: 13px;
      background: #f8fafb;
    }

    .dau-app--core {
      border-color: rgba(226, 35, 26, 0.28);
      background: var(--red-soft);
    }

    .dau-app-copy {
      min-width: 0;
      display: grid;
      gap: 4px;
    }

    .dau-app-title {
      min-width: 0;
      display: flex;
      align-items: center;
      gap: 7px;
    }

    .dau-app-name {
      overflow: hidden;
      font-size: 14px;
      font-weight: 800;
      text-overflow: ellipsis;
      white-space: nowrap;
    }

    .dau-app-audience {
      margin: 0;
      color: var(--muted);
      font-size: 11px;
      line-height: 1.4;
      word-break: keep-all;
    }

    .dau-app--core .dau-app-audience { color: #82534f; }

    .dau-app-badge {
      flex: 0 0 auto;
      padding: 3px 6px;
      border-radius: 999px;
      color: #b51b14;
      background: #fff;
      font-size: 9px;
      font-weight: 900;
    }

    .dau-app > strong {
      flex: 0 0 auto;
      font-size: 17px;
      letter-spacing: -0.03em;
    }

    .dau-method {
      margin: 0;
      padding: 0 24px 22px;
      color: var(--muted);
      font-size: 12px;
    }

    .section {
      margin-top: 64px;
    }

    .section-head {
      max-width: 760px;
      margin-bottom: 24px;
    }

    .section-kicker {
      margin-bottom: 10px;
      color: var(--red);
      font-size: 12px;
      font-weight: 900;
      letter-spacing: 0.1em;
      text-transform: uppercase;
    }

    h2 {
      margin-bottom: 10px;
      font-size: clamp(30px, 4.3vw, 50px);
      line-height: 1.16;
      letter-spacing: -0.045em;
    }

    .section-head p {
      margin: 0;
      color: var(--muted);
      font-size: 17px;
    }

    .fit-grid {
      display: grid;
      grid-template-columns: 1.05fr 0.95fr;
      gap: 16px;
    }

    .panel {
      padding: 30px;
      border-radius: var(--radius-lg);
    }

    .audience-card {
      min-height: 420px;
      color: #fff;
      border-color: transparent;
      background: var(--blue);
    }

    .audience-card h3 {
      max-width: 520px;
      margin-bottom: 14px;
      font-size: clamp(28px, 4vw, 46px);
      line-height: 1.15;
      letter-spacing: -0.04em;
    }

    .audience-card > p { color: rgba(255, 255, 255, 0.76); }

    .signal-list {
      margin-top: 34px;
      display: grid;
      gap: 10px;
    }

    .signal-item {
      padding: 15px 16px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      border-radius: 14px;
      background: rgba(255, 255, 255, 0.1);
    }

    .signal-item span { color: rgba(255, 255, 255, 0.72); }

    .campaign-card h3 {
      margin-bottom: 22px;
      font-size: 25px;
      letter-spacing: -0.03em;
    }

    .steps {
      display: grid;
      gap: 18px;
    }

    .step {
      display: grid;
      grid-template-columns: 42px 1fr;
      gap: 14px;
    }

    .step-num {
      width: 42px;
      height: 42px;
      display: grid;
      place-items: center;
      border-radius: 12px;
      color: var(--red);
      background: var(--red-soft);
      font-weight: 900;
    }

    .step strong { display: block; }

    .step p {
      margin: 3px 0 0;
      color: var(--muted);
      font-size: 14px;
    }

    .placement-grid {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 22px;
    }

    .placement-card {
      min-width: 0;
      text-align: center;
    }

    .placement-device {
      position: relative;
      overflow: hidden;
      aspect-ratio: 590 / 1279;
      border: 6px solid #17212a;
      border-radius: 34px;
      background: #fff;
      box-shadow: 0 24px 44px rgba(16, 24, 32, 0.14);
    }

    .placement-screen {
      width: 100%;
      height: 100%;
      object-fit: contain;
    }

    .mock-creative {
      position: absolute;
      z-index: 2;
      overflow: hidden;
      display: flex;
      color: #14202a;
      border: 1px solid rgba(16, 24, 32, 0.12);
      background: #fff;
      box-shadow: 0 8px 20px rgba(16, 24, 32, 0.16);
    }

    .mock-creative img {
      width: 100%;
      height: 100%;
      object-fit: contain;
    }

    .mock-kicker {
      color: #171b20;
      font-weight: 900;
      letter-spacing: -0.02em;
    }

    .mock-brand {
      color: #66717c;
      font-weight: 800;
    }

    .mock-ad-badge {
      display: inline-grid;
      place-items: center;
      min-width: 18px;
      height: 13px;
      padding: 0 4px;
      border-radius: 4px;
      color: #fff;
      background: #666;
      font-size: 7px;
      font-weight: 900;
      line-height: 1;
    }

    .mock-creative--splash {
      left: 7%;
      top: 62.2%;
      width: 86%;
      height: 31.5%;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      gap: 1.5%;
      border-radius: 7%;
      font-size: clamp(7px, 0.72vw, 11px);
    }

    .mock-creative--splash img {
      width: 78%;
      height: 62%;
    }

    .mock-creative--splash .mock-kicker { color: #173ea2; }

    .mock-creative--sheet {
      left: 0;
      top: 52%;
      width: 100%;
      height: 44%;
      flex-direction: column;
      align-items: center;
      justify-content: flex-end;
      padding: 7% 8% 3%;
      border-radius: 8% 8% 0 0;
      font-size: clamp(7px, 0.75vw, 11px);
    }

    .mock-sheet-head {
      width: 100%;
      display: flex;
      justify-content: space-between;
      gap: 4%;
      margin-bottom: 2%;
    }

    .mock-creative--sheet img {
      height: 76%;
    }

    .mock-creative--banner {
      left: 2.5%;
      top: 67.3%;
      width: 95%;
      height: 9.8%;
      align-items: center;
      gap: 4%;
      padding: 3% 5%;
      border-radius: 12%;
      text-align: left;
      font-size: clamp(6px, 0.62vw, 9px);
    }

    .mock-creative--banner img {
      width: 31%;
      height: 118%;
      flex: 0 0 auto;
    }

    .mock-banner-copy {
      min-width: 0;
      display: grid;
      line-height: 1.25;
    }

    .mock-creative--card {
      left: 51.1%;
      top: 20.9%;
      width: 46.8%;
      height: 30.7%;
      flex-direction: column;
      padding: 3% 4% 5%;
      border-radius: 5%;
      text-align: left;
      font-size: clamp(6px, 0.61vw, 9px);
      line-height: 1.3;
    }

    .mock-card-media {
      position: relative;
      height: 70%;
      margin-bottom: 3%;
    }

    .mock-card-media img {
      height: 100%;
      margin: 0;
    }

    .mock-card-media .mock-ad-badge {
      position: absolute;
      top: 2%;
      left: 1%;
    }

    .mock-creative--card .mock-kicker {
      overflow: hidden;
      text-overflow: ellipsis;
      white-space: nowrap;
    }

    .placement-copy { padding: 18px 4px 0; }

    .placement-tag {
      display: inline-flex;
      margin-bottom: 8px;
      padding: 5px 9px;
      border-radius: 999px;
      color: #117661;
      background: #e9f8f3;
      font-size: 11px;
      font-weight: 900;
    }

    .placement-copy h3 {
      margin-bottom: 6px;
      font-size: 19px;
    }

    .placement-copy p {
      margin: 0;
      color: var(--muted);
      font-size: 13px;
    }

    .proof-note {
      margin-top: 14px;
      padding: 14px 16px;
      border-radius: 14px;
      color: #4c5964;
      background: #e9eef1;
      font-size: 13px;
    }

    .brand-proof {
      overflow: hidden;
      display: grid;
      grid-template-columns: 1fr 1fr;
      min-height: 360px;
      padding: 0;
    }

    .brand-proof-image {
      min-height: 330px;
    }

    .brand-proof-image img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    .brand-proof-copy {
      padding: clamp(28px, 5vw, 54px);
      display: flex;
      flex-direction: column;
      justify-content: center;
    }

    .brand-proof-copy h3 {
      margin-bottom: 12px;
      font-size: 30px;
      letter-spacing: -0.04em;
    }

    .brand-proof-copy p { color: var(--muted); }

    .pilot-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 14px;
    }

    .pilot-card h3 {
      margin-bottom: 8px;
      font-size: 20px;
    }

    .pilot-card p {
      margin: 0;
      color: var(--muted);
      font-size: 14px;
    }

    .plan-label {
      display: inline-flex;
      margin-bottom: 14px;
      padding: 5px 9px;
      border-radius: 999px;
      color: #0d7d5a;
      background: #e4f6ef;
      font-size: 10px;
      font-weight: 800;
      letter-spacing: 0.08em;
    }

    .plan-price {
      display: block;
      margin: -2px 0 12px;
      color: #0d7d5a;
      font-size: 15px;
    }

    .pilot-card--recommended {
      border-color: rgba(13, 125, 90, 0.34);
      box-shadow: 0 18px 46px rgba(13, 125, 90, 0.12);
    }

    .closing {
      margin-top: 64px;
      padding: clamp(34px, 6vw, 72px);
      border-radius: 32px;
      color: #fff;
      background: var(--dark);
      text-align: center;
    }

    .closing h2 { margin-bottom: 12px; }

    .closing p {
      max-width: 720px;
      margin: 0 auto 26px;
      color: rgba(255, 255, 255, 0.7);
    }

    .closing .hero-actions { justify-content: center; }

    .footnotes {
      margin-top: 24px;
      padding: 0 4px;
      color: #71808b;
      font-size: 12px;
    }

    .footnotes p {
      margin-bottom: 6px;
      overflow-wrap: anywhere;
      word-break: break-word;
    }

    @media (max-width: 900px) {
      .hero-grid,
      .fit-grid,
      .brand-proof { grid-template-columns: 1fr; }

      .hero-product { min-height: 440px; }

      .metrics,
      .pilot-grid { grid-template-columns: 1fr; }

      .dau-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }

      .placement-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }

      .metric { min-height: 0; }
    }

    @media (max-width: 560px) {
      .shell { width: min(100% - 20px, 1180px); }
      .topbar-note { display: none; }
      .hero { margin-top: 10px; border-radius: 24px; }
      .hero-copy { padding: 38px 24px; }
      .hero-product { min-height: 350px; padding: 28px 12px 50px; }
      .section { margin-top: 46px; }
      .panel { padding: 22px; border-radius: 22px; }
      .dau-panel { padding: 0; }
      .dau-panel-head { align-items: flex-start; padding: 20px; }
      .dau-total { text-align: right; }
      .dau-grid { grid-template-columns: 1fr; padding: 12px; }
      .dau-method { padding: 0 16px 18px; }
      .placement-grid {
        grid-template-columns: none;
        grid-auto-flow: column;
        grid-auto-columns: min(78vw, 320px);
        overflow-x: auto;
        padding: 2px 2px 14px;
        scroll-snap-type: x mandatory;
      }
      .placement-card { scroll-snap-align: start; }
      .brand-proof-copy { padding: 28px 22px; }
    }

/* Shared target proposal additions */
.hero-product::before { content: none; }
.hero-watermark { position: absolute; top: 7%; right: 4%; max-width: 92%; overflow: hidden; color: rgba(17, 26, 34, 0.08); font-size: clamp(54px, 8vw, 120px); font-weight: 900; line-height: 1; letter-spacing: -0.06em; white-space: nowrap; }
.hero-product-image { position: relative; z-index: 1; width: min(92%, 760px) !important; max-height: 520px; object-fit: contain; }
.product-fallback { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px; color: #101820; background: linear-gradient(145deg, #ffffff, #dfe7ec); text-align: center; }
.product-fallback strong { font-size: clamp(16px, 2vw, 26px); letter-spacing: -0.04em; }
.product-fallback span { max-width: 88%; color: #66717c; font-size: 12px; }
.hero-product > .product-fallback { position: relative; z-index: 1; width: 82%; aspect-ratio: 1.35; padding: 24px; border: 1px solid rgba(16, 24, 32, 0.1); border-radius: 26px; box-shadow: 0 28px 44px rgba(16, 24, 32, 0.14); }
.mock-creative .product-fallback { width: 100%; height: 100%; min-height: 0; gap: 1px; padding: 4%; border-radius: 5%; }
.mock-creative .product-fallback strong { font-size: clamp(6px, 0.65vw, 9px); }
.mock-creative .product-fallback span { font-size: clamp(4px, 0.48vw, 7px); line-height: 1.15; }
.mock-product-image { object-fit: contain !important; }
.brand-proof-image { display: flex; align-items: center; justify-content: center; padding: 26px; background: #e7ebed; }
.brand-proof-product { width: 100%; height: 100%; max-height: 390px; object-fit: contain; }
.brand-proof-image .product-fallback { width: 100%; height: 100%; min-height: 300px; padding: 28px; border-radius: 18px; }
.audience-card h3 { white-space: pre-line; }
#placements { scroll-margin-top: 86px; }
.proposal-loading { min-height: 100vh; display: grid; place-items: center; color: #66717c; }

/* Worket and future proposals: live app access and single long-term offer */
.access-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.access-card {
  min-height: 330px;
  display: flex;
  flex-direction: column;
}

.access-card h3 {
  margin: 10px 0;
  font-size: clamp(26px, 3vw, 34px);
  letter-spacing: -0.04em;
}

.access-card > p {
  margin: 0;
  color: var(--muted);
}

.access-label {
  color: #0d7d5a;
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.1em;
}

.store-links {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: auto;
  padding-top: 24px;
}

.store-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 11px 15px;
  border-radius: 12px;
  color: #fff;
  background: var(--dark);
  font-size: 13px;
  font-weight: 800;
  text-decoration: none;
}

.access-card--dark {
  color: #fff;
  border-color: transparent;
  background: var(--dark);
}

.access-card--dark .access-label { color: #8ce0c4; }
.access-card--dark > p { color: rgba(255, 255, 255, 0.7); }

.management-features {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0 6px;
}

.management-features span {
  padding: 7px 10px;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.82);
  font-size: 12px;
}

.store-link--light {
  width: fit-content;
  margin-top: auto;
  color: var(--dark);
  background: #fff;
}

.monthly-offer {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  overflow: hidden;
  padding: 0;
}

.monthly-offer-price {
  grid-row: span 2;
  padding: clamp(30px, 5vw, 50px);
  color: #fff;
  background: var(--dark);
}

.monthly-offer-price h3 {
  margin: 0 0 18px;
  font-size: clamp(38px, 5.2vw, 62px);
  line-height: 1.05;
  letter-spacing: -0.055em;
}

.monthly-offer-price h3 small {
  display: block;
  margin-top: 12px;
  color: #8ce0c4;
  font-size: 16px;
  letter-spacing: -0.02em;
}

.monthly-offer-price p {
  max-width: 560px;
  margin: 0;
  color: rgba(255, 255, 255, 0.72);
}

.impression-estimate {
  padding: clamp(26px, 4vw, 38px);
  border-bottom: 1px solid var(--line);
  background: #fff;
}

.impression-estimate span {
  color: #0d7d5a;
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.04em;
}

.impression-estimate strong {
  display: block;
  margin: 8px 0 10px;
  font-size: clamp(32px, 4.2vw, 50px);
  line-height: 1;
  letter-spacing: -0.055em;
}

.impression-estimate p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.monthly-feature-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 9px;
  padding: 26px;
}

.monthly-feature-grid div {
  display: flex;
  gap: 8px;
  align-items: center;
  padding: 12px;
  border-radius: 12px;
  background: #f3f6f7;
  font-size: 12px;
}

.monthly-feature-grid span { color: #0d7d5a; }

@media (max-width: 900px) {
  .access-grid,
  .monthly-offer { grid-template-columns: 1fr; }
  .monthly-offer-price { grid-row: auto; }
}

@media (max-width: 560px) {
  .store-links { display: grid; }
  .store-link { width: 100%; }
  .store-link--light { margin-top: auto; }
  .monthly-feature-grid { grid-template-columns: 1fr; padding: 18px; }
}