:root {
      --bg: #fff7f7;
      --bg-soft: #fff1f1;
      --card: #ffffff;
      --card-2: #fff5f5;
      --text: #2d1111;
      --muted: #7a4a4a;
      --line: rgba(183, 35, 35, 0.12);
      --red: #c82127;
      --red-dark: #a9171c;
      --red-soft: #ffe4e4;
      --accent: #f04b4b;
      --shadow: 0 20px 60px rgba(144, 23, 23, 0.12);
      --radius: 24px;
      --radius-sm: 16px;
      --max: 1180px;
    }

    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      font-family: 'Inter', sans-serif;
      color: var(--text);
      background:
        radial-gradient(circle at top left, rgba(200,33,39,0.10), transparent 22%),
        radial-gradient(circle at 90% 10%, rgba(240,75,75,0.08), transparent 24%),
        linear-gradient(180deg, #fff9f9 0%, #fff3f3 100%);
      min-height: 100vh;
      overflow-x: hidden;
    }

    img { max-width: 100%; display: block; }
    a { color: inherit; text-decoration: none; }

    .container {
      width: min(var(--max), calc(100% - 32px));
      margin: 0 auto;
    }

    header {
      position: sticky;
      top: 0;
      z-index: 50;
      backdrop-filter: blur(12px);
      background: rgba(255, 251, 251, 0.88);
      border-bottom: 1px solid var(--line);
    }
 

    .nav-wrap {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
      min-height: 82px;
      position: relative;
    }

    .brand {
      display: flex;
      align-items: center;
      gap: 14px;
      min-width: 0;
    }

    .brand-mark {
      width: 46px;
      height: 46px;
      border-radius: 14px;
      background: linear-gradient(135deg, var(--red), #ef5353);
      color: #fff;
      display: grid;
      place-items: center;
      font-weight: 800;
      box-shadow: 0 10px 25px rgba(200,33,39,0.22);
      flex-shrink: 0;
    }

    .brand-text strong {
      display: block;
      font-size: 15px;
      line-height: 1.2;
    }

    .brand-text span {
      display: block;
      color: var(--muted);
      font-size: 12px;
      margin-top: 2px;
    }

    .menu-toggle {
      display: none;
      width: 48px;
      height: 48px;
      border-radius: 14px;
      border: 1px solid var(--line);
      background: #fff;
      color: var(--red);
      font-size: 22px;
      cursor: pointer;
    }

    .nav {
      display: flex;
      align-items: center;
      gap: 10px;
      flex-wrap: wrap;
    }

    .nav a {
      color: var(--muted);
      font-weight: 700;
      font-size: 14px;
      padding: 12px 14px;
      border-radius: 999px;
      transition: .25s ease;
    }

    .nav a:hover,
    .nav a.active {
      color: var(--red);
      background: var(--red-soft);
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      border: 0;
      cursor: pointer;
      padding: 14px 20px;
      border-radius: 999px;
      font-weight: 700;
      font-size: 15px;
      transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
    }

    .btn:hover { transform: translateY(-2px); }

    .btn-primary {
      background: linear-gradient(135deg, var(--red), #ef5353);
      color: #fff;
      box-shadow: 0 12px 30px rgba(200,33,39,0.22);
    }

    .btn-secondary {
      background: #fff;
      color: var(--red);
      border: 1px solid var(--line);
    }

    .hero {
      padding: 56px 0 36px;
    }

    .hero-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.05fr) minmax(360px, .95fr);
      gap: 36px;
      align-items: center;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      border: 1px solid rgba(200,33,39,0.15);
      color: var(--red);
      background: var(--red-soft);
      padding: 10px 14px;
      border-radius: 999px;
      font-size: 13px;
      font-weight: 800;
      margin-bottom: 18px;
    }

    .hero h1 {
      margin: 0;
      font-family: 'Playfair Display', serif;
      font-size: clamp(38px, 6vw, 72px);
      line-height: .98;
      letter-spacing: -.03em;
      max-width: 11ch;
      color: #2b1010;
    }

    .hero h1 span { color: var(--red); }

    .hero p {
      margin: 20px 0 0;
      max-width: 58ch;
      color: var(--muted);
      font-size: 17px;
      line-height: 1.8;
    }

    .hero-actions {
      display: flex;
      gap: 14px;
      flex-wrap: wrap;
      margin-top: 28px;
    }

    .hero-stats {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 14px;
      margin-top: 28px;
    }

    .stat {
      background: rgba(255,255,255,0.8);
      border: 1px solid var(--line);
      border-radius: var(--radius-sm);
      padding: 16px;
      box-shadow: var(--shadow);
    }

    .stat strong {
      display: block;
      font-size: 22px;
      margin-bottom: 6px;
      color: var(--red);
    }

    .stat span {
      color: var(--muted);
      font-size: 13px;
    }

    .visual {
      position: relative;
      min-height: 640px;
      display: grid;
      place-items: center;
    }

    .visual::before,
    .visual::after {
      content: "";
      position: absolute;
      border-radius: 999px;
      filter: blur(28px);
      opacity: .6;
      pointer-events: none;
    }

    .visual::before {
      width: 320px;
      height: 320px;
      background: rgba(200,33,39,0.12);
      top: 30px;
      left: 10px;
    }

    .visual::after {
      width: 260px;
      height: 260px;
      background: rgba(240,75,75,0.10);
      right: 0;
      bottom: 60px;
    }

    .book-stack {
      position: relative;
      width: min(100%, 470px);
      min-height: 620px;
    }

    .back-card,
    .back-card-2 {
      position: absolute;
      inset: 42px 18px 16px 42px;
      border-radius: 32px;
      border: 1px solid rgba(200,33,39,0.08);
      background: linear-gradient(180deg, rgba(255,255,255,0.9), rgba(255,246,246,0.8));
      transform: rotate(-7deg);
    }

    .back-card-2 {
      inset: 20px 32px 34px 12px;
      transform: rotate(7deg);
      background: linear-gradient(180deg, rgba(255,238,238,0.95), rgba(255,255,255,0.82));
    }

    .book {
      position: relative;
      z-index: 2;
      margin: 0 auto;
      width: min(100%, 400px);
      min-height: 600px;
      border-radius: 28px;
      overflow: hidden;
      box-shadow: var(--shadow);
      border: 1px solid rgba(200,33,39,0.12);
      background:
        linear-gradient(160deg, rgba(255,255,255,0.72), transparent 30%),
        radial-gradient(circle at top left, rgba(200,33,39,0.08), transparent 34%),
        linear-gradient(180deg, #ffffff 0%, #fff2f2 100%);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      padding: 34px 28px;
    }

    .book-top {
      display: flex;
      justify-content: space-between;
      align-items: flex-start;
      gap: 12px;
    }

    .book-chip {
      font-size: 12px;
      font-weight: 700;
      color: var(--red);
      border: 1px solid rgba(200,33,39,0.15);
      background: rgba(200,33,39,0.06);
      padding: 8px 10px;
      border-radius: 999px;
    }

    .book-cover-title {
      font-family: 'Playfair Display', serif;
      font-size: clamp(28px, 4vw, 44px);
      line-height: 1.04;
      margin: 28px 0 0;
      max-width: 8ch;
      color: #271010;
    }

    .book-cover-title span {
      color: var(--red);
      display: block;
    }

    .book-cover-sub {
      color: var(--muted);
      margin-top: 14px;
      font-size: 14px;
      line-height: 1.7;
      max-width: 24ch;
    }

    .book-bottom {
      display: flex;
      justify-content: space-between;
      align-items: flex-end;
      gap: 16px;
      padding-top: 26px;
      border-top: 1px solid rgba(200,33,39,0.10);
    }

    .book-bottom strong {
      display: block;
      font-size: 16px;
      color: var(--red);
    }

    .book-bottom span {
      display: block;
      color: var(--muted);
      margin-top: 4px;
      font-size: 13px;
    }

    .book-badge {
      width: 74px;
      height: 74px;
      border-radius: 999px;
      display: grid;
      place-items: center;
      background: linear-gradient(135deg, var(--red), #ef5353);
      color: #fff;
      font-weight: 800;
      text-align: center;
      font-size: 12px;
      line-height: 1.2;
      padding: 10px;
      flex-shrink: 0;
    }

    .section {
      padding: 42px 0;
    }

    .section-head {
      text-align: center;
      max-width: 760px;
      margin: 0 auto 28px;
    }

    .section-head .mini {
      color: var(--red);
      text-transform: uppercase;
      letter-spacing: .18em;
      font-size: 12px;
      font-weight: 800;
      margin-bottom: 14px;
    }

    .section-head h2 {
      margin: 0;
      font-family: 'Playfair Display', serif;
      font-size: clamp(30px, 4vw, 52px);
      line-height: 1.08;
      color: #2b1010;
    }

    .section-head p {
      color: var(--muted);
      font-size: 16px;
      line-height: 1.8;
      margin: 16px 0 0;
    }

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

    .feature {
      background: linear-gradient(180deg, #ffffff, #fff8f8);
      border: 1px solid var(--line);
      border-radius: var(--radius);
      padding: 24px;
      box-shadow: var(--shadow);
    }

    .feature-icon {
      width: 56px;
      height: 56px;
      border-radius: 16px;
      display: grid;
      place-items: center;
      background: rgba(200,33,39,0.08);
      color: var(--red);
      font-size: 24px;
      margin-bottom: 18px;
    }

    .feature h3 {
      margin: 0 0 10px;
      font-size: 20px;
      color: #2f1111;
    }

    .feature p {
      margin: 0;
      color: var(--muted);
      line-height: 1.8;
    }

    .split {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 24px;
      align-items: stretch;
    }

    .panel {
      background: linear-gradient(180deg, #ffffff, #fff8f8);
      border: 1px solid var(--line);
      border-radius: 28px;
      padding: 30px;
      min-height: 100%;
      box-shadow: var(--shadow);
    }

    .panel h3 {
      margin: 0 0 14px;
      font-size: 24px;
      font-family: 'Playfair Display', serif;
      color: #2b1010;
    }

    .panel p,
    .panel li {
      color: var(--muted);
      line-height: 1.85;
      font-size: 15px;
    }

    .panel ul {
      margin: 0;
      padding-left: 18px;
    }

    .quote {
      position: relative;
      overflow: hidden;
    }

    .quote::before {
      content: '“';
      position: absolute;
      top: 16px;
      right: 24px;
      font-family: 'Playfair Display', serif;
      font-size: 120px;
      color: rgba(200,33,39,0.06);
      line-height: 1;
    }

    .author-section {
      position: relative;
      background: linear-gradient(180deg, #d92a2f 0%, #bf1d24 100%);
      color: #fff;
      overflow: hidden;
      padding: 120px 0 90px;
      margin-top: 20px;
    }

    .author-section::before {
      content: "";
      position: absolute;
      top: -120px;
      left: -5%;
      width: 110%;
      height: 220px;
      background: #fff9f9;
      border-bottom-left-radius: 50% 100%;
      border-bottom-right-radius: 50% 100%;
    }

    .author-inner {
      position: relative;
      z-index: 2;
      max-width: 900px;
      margin: 0 auto;
      text-align: center;
    }

    .author-avatar {
      width: 190px;
      height: 190px;
      margin: 0 auto 28px;
      border-radius: 999px;
      padding: 8px;
      background: rgba(255,255,255,0.12);
      box-shadow: 0 18px 40px rgba(0,0,0,0.18);
    }

    .author-avatar img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      border-radius: 999px;
      border: 4px solid rgba(255,255,255,0.18);
    }

    .author-title {
      font-family: 'Playfair Display', serif;
      font-size: clamp(34px, 5vw, 58px);
      margin: 0 0 18px;
      color: #fff;
    }

    .author-text {
      max-width: 860px;
      margin: 0 auto;
      font-size: 20px;
      line-height: 1.9;
      color: rgba(255,255,255,0.92);
    }

    .author-text p {
      margin: 0 0 18px;
    }

    .author-follow {
      margin-top: 34px;
    }

    .author-follow h3 {
      margin: 0 0 16px;
      font-size: 34px;
      font-family: 'Playfair Display', serif;
      color: #fff;
    }

    .socials {
      display: flex;
      justify-content: center;
      gap: 14px;
      flex-wrap: wrap;
    }

    .socials a {
      width: 54px;
      height: 54px;
      border-radius: 999px;
      display: grid;
      place-items: center;
      background: rgba(255,255,255,0.13);
      border: 1px solid rgba(255,255,255,0.16);
      color: #fff;
      font-weight: 800;
      font-size: 18px;
      transition: .25s ease;
    }

    .socials a:hover {
      transform: translateY(-3px);
      background: rgba(255,255,255,0.2);
    }

    .form-wrap {
      max-width: 920px;
      margin: 0 auto;
      background: linear-gradient(180deg, #ffffff, #fff8f8);
      border: 1px solid var(--line);
      border-radius: 28px;
      padding: 28px;
      box-shadow: var(--shadow);
    }

    .form-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
    }

    .field {
      display: flex;
      flex-direction: column;
      gap: 8px;
    }

    .field.full {
      grid-column: 1 / -1;
    }

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

    .field input,
    .field textarea,
    .field select {
      width: 100%;
      border: 1px solid rgba(200,33,39,0.12);
      background: #fff;
      color: var(--text);
      padding: 15px 16px;
      border-radius: 16px;
      outline: none;
      font: inherit;
      transition: border-color .2s ease, box-shadow .2s ease;
    }

    .field input:focus,
    .field textarea:focus,
    .field select:focus {
      border-color: rgba(200,33,39,0.42);
      box-shadow: 0 0 0 4px rgba(200,33,39,0.10);
    }

    .field textarea {
      min-height: 130px;
      resize: vertical;
    }

    .form-note {
      color: var(--muted);
      font-size: 13px;
      line-height: 1.7;
      margin-top: 14px;
    }

    .success {
      display: none;
      margin-top: 16px;
      border-radius: 16px;
      padding: 16px 18px;
      background: rgba(200,33,39,0.08);
      border: 1px solid rgba(200,33,39,0.15);
      color: var(--red-dark);
      font-weight: 600;
    }

    footer {
      padding: 24px 0 40px;
      text-align: center;
      color: var(--muted);
      font-size: 13px;
    }

    @media (max-width: 980px) {
      .hero-grid,
      .split,
      .features,
      .form-grid {
        grid-template-columns: 1fr;
      }

      .hero-grid {
        gap: 26px;
      }

      .visual {
        min-height: auto;
      }

      .book-stack {
        width: 100%;
        min-height: auto;
      }

      .hero h1 {
        max-width: none;
      }

      .hero-stats {
        grid-template-columns: 1fr;
      }

      .author-text {
        font-size: 18px;
      }
    }

    @media (max-width: 820px) {
      .menu-toggle { display: inline-grid; place-items: center; }

      .nav {
        position: absolute;
        top: calc(100% + 10px);
        left: 16px;
        right: 16px;
        display: none;
        flex-direction: column;
        align-items: stretch;
        background: rgba(255,255,255,0.98);
        border: 1px solid var(--line);
        border-radius: 22px;
        padding: 14px;
        box-shadow: var(--shadow);
      }

      .nav.active { display: flex; }

      .nav a {
        padding: 14px 16px;
        border-radius: 14px;
      }

      .nav .btn {
        width: 100%;
        margin-top: 4px;
      }
    }

    @media (max-width: 680px) {
      .container {
        width: min(var(--max), calc(100% - 20px));
      }

      .nav-wrap {
        min-height: 74px;
      }

      .hero {
        padding-top: 30px;
      }

      .hero-grid {
        gap: 20px;
      }

      .hero .copy { order: 2; }
      .hero .visual { order: 1; }

      .visual,
      .book-stack,
      .book {
        width: 100%;
      }

      .visual {
        min-height: auto;
      }

      .book-stack {
        min-height: 0;
      }

      .back-card,
      .back-card-2 {
        display: none;
      }

      .book {
        min-height: 84vh;
        border-radius: 22px;
        padding: 28px 22px;
      }

      .section {
        padding: 28px 0;
      }

      .panel,
      .feature,
      .form-wrap {
        padding: 20px;
        border-radius: 20px;
      }

      .brand-text span {
        display: none;
      }

      .hero-actions {
        flex-direction: column;
      }

      .hero-actions .btn,
      .form-wrap .btn {
        width: 100%;
      }

      .author-section {
        padding: 90px 0 70px;
      }

      .author-section::before {
        top: -80px;
        height: 150px;
      }

      .author-avatar {
        width: 140px;
        height: 140px;
      }

      .author-text {
        font-size: 16px;
        line-height: 1.8;
      }

      .author-follow h3 {
        font-size: 28px;
      }
    }