:root {
      --ch-green:        #2a6e45;
      --ch-green-dark:   #1d4f31;
      --ch-green-light:  #e8f4ed;
      --ch-green-mid:    #4a9966;
      --ch-cream:        #faf8f4;
      --ch-text:         #1e2d24;
      --ch-muted:        #5a7265;
      --ch-border:       #d4e6da;
    }

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

    html, body {
      height: 100%;
      margin: 0;
      padding: 0;
      font-family: 'Nunito', sans-serif;
      background-color: var(--ch-cream);
      color: var(--ch-text);
    }

    /* ── Layout ── */
    .ch-wrapper {
      min-height: 100vh;
      display: grid;
      grid-template-columns: 1fr 1fr;
    }

    @media (max-width: 768px) {
      .ch-wrapper { grid-template-columns: 1fr; }
      .ch-image-col { display: none; }
    }

    /* ── Left column ── */
    .ch-content-col {
      display: flex;
      flex-direction: column;
      justify-content: center;
      padding: 4rem 3.5rem;
      background-color: var(--ch-cream);
    }

    @media (max-width: 992px) {
      .ch-content-col { padding: 3rem 2rem; }
    }

    /* ── Logo ── */
    .ch-logo {
      display: flex;
      align-items: center;
      gap: 0.6rem;
      margin-bottom: 3rem;
      text-decoration: none;
    }

    .ch-logo-icon {
      width: 40px;
      height: 40px;
      background-color: var(--ch-green);
      border-radius: 10px;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .ch-logo-icon svg {
      width: 22px;
      height: 22px;
      fill: #fff;
    }

    .ch-logo-text {
      font-family: 'Lora', serif;
      font-weight: 700;
      font-size: 1.35rem;
      color: var(--ch-green-dark);
      letter-spacing: -0.01em;
    }

    /* ── Badge ── */
    .ch-badge {
      display: inline-flex;
      align-items: center;
      gap: 0.4rem;
      background-color: var(--ch-green-light);
      color: var(--ch-green-dark);
      font-size: 0.78rem;
      font-weight: 700;
      letter-spacing: 0.08em;
      text-transform: uppercase;
      padding: 0.35rem 0.85rem;
      border-radius: 100px;
      margin-bottom: 1.5rem;
      border: 1px solid var(--ch-border);
    }

    .ch-badge-dot {
      width: 6px;
      height: 6px;
      background-color: var(--ch-green-mid);
      border-radius: 50%;
      animation: pulse 2s infinite;
    }

    @keyframes pulse {
      0%, 100% { opacity: 1; }
      50% { opacity: 0.4; }
    }

    /* ── Headline ── */
    .ch-headline {
      font-family: 'Lora', serif;
      font-weight: 700;
      font-size: clamp(2rem, 4vw, 2.85rem);
      line-height: 1.15;
      color: var(--ch-text);
      letter-spacing: -0.02em;
      margin-bottom: 0.75rem;
    }

    .ch-headline span {
      color: var(--ch-green);
    }

    .ch-slogan {
      font-size: 1rem;
      font-weight: 600;
      color: var(--ch-muted);
      margin-bottom: 1.5rem;
      font-style: italic;
    }

    .ch-description {
      font-size: 1.05rem;
      color: var(--ch-muted);
      line-height: 1.7;
      margin-bottom: 2.5rem;
      max-width: 420px;
    }

    /* ── Features pills ── */
    .ch-features {
      display: flex;
      flex-wrap: wrap;
      gap: 0.5rem;
      margin-bottom: 2.5rem;
    }

    .ch-feature-pill {
      display: inline-flex;
      align-items: center;
      gap: 0.35rem;
      background-color: #fff;
      border: 1px solid var(--ch-border);
      border-radius: 100px;
      padding: 0.3rem 0.8rem;
      font-size: 0.82rem;
      font-weight: 600;
      color: var(--ch-text);
    }

    .ch-feature-pill svg {
      width: 14px;
      height: 14px;
      stroke: var(--ch-green);
      fill: none;
      stroke-width: 2.5;
      stroke-linecap: round;
      stroke-linejoin: round;
      flex-shrink: 0;
    }

    /* ── Form ── */
    .ch-form-label {
      font-size: 0.85rem;
      font-weight: 700;
      color: var(--ch-text);
      margin-bottom: 0.6rem;
      display: block;
    }

    .ch-form-group {
      display: flex;
      gap: 0.5rem;
      max-width: 440px;
    }

    @media (max-width: 480px) {
      .ch-form-group { flex-direction: column; }
    }

    .ch-input {
      flex: 1;
      padding: 0.7rem 1rem;
      border: 1.5px solid var(--ch-border);
      border-radius: 10px;
      font-family: 'Nunito', sans-serif;
      font-size: 0.95rem;
      color: var(--ch-text);
      background: #fff;
      outline: none;
      transition: border-color 0.2s;
    }

    .ch-input:focus {
      border-color: var(--ch-green);
      box-shadow: 0 0 0 3px rgba(42, 110, 69, 0.1);
    }

    .ch-input::placeholder { color: #9db5a5; }

    .ch-btn {
      padding: 0.7rem 1.4rem;
      background-color: var(--ch-green);
      color: #fff;
      border: none;
      border-radius: 10px;
      font-family: 'Nunito', sans-serif;
      font-size: 0.95rem;
      font-weight: 700;
      cursor: pointer;
      white-space: nowrap;
      transition: background-color 0.2s, transform 0.1s;
    }

    .ch-btn:hover { background-color: var(--ch-green-dark); }
    .ch-btn:active { transform: scale(0.98); }

    .ch-form-note {
      font-size: 0.78rem;
      color: var(--ch-muted);
      margin-top: 0.6rem;
    }

    /* ── Divider ── */
    .ch-divider {
      border: none;
      border-top: 1px solid var(--ch-border);
      margin: 2.5rem 0;
      max-width: 440px;
    }

    /* ── Contact ── */
    .ch-contact {
      font-size: 0.9rem;
      color: var(--ch-muted);
    }

    .ch-contact a {
      color: var(--ch-green);
      font-weight: 700;
      text-decoration: none;
    }

    .ch-contact a:hover { text-decoration: underline; }

    /* ── Footer note ── */
    .ch-footer {
      margin-top: 3rem;
      font-size: 0.75rem;
      color: #9db5a5;
    }

    /* ── Right image column ── */
    .ch-image-col {
      position: relative;
      overflow: hidden;
      background-color: var(--ch-green-dark);
    }

    .ch-image-col img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      opacity: 0.55;
      display: block;
    }

    .ch-image-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(
        160deg,
        rgba(29, 79, 49, 0.45) 0%,
        rgba(29, 79, 49, 0.2) 100%
      );
    }

    .ch-image-quote {
      position: absolute;
      bottom: 3rem;
      left: 2.5rem;
      right: 2.5rem;
      color: #fff;
    }

    .ch-image-quote blockquote {
      font-family: 'Lora', serif;
      font-size: 1.35rem;
      font-weight: 600;
      line-height: 1.4;
      margin: 0 0 0.75rem 0;
      opacity: 0.95;
    }

    .ch-image-quote cite {
      font-size: 0.82rem;
      font-style: normal;
      opacity: 0.7;
      font-weight: 600;
      letter-spacing: 0.05em;
      text-transform: uppercase;
    }

    /* ── Success state ── */
    .ch-success {
      display: none;
      align-items: center;
      gap: 0.6rem;
      background-color: var(--ch-green-light);
      border: 1px solid var(--ch-border);
      border-radius: 10px;
      padding: 0.75rem 1rem;
      font-size: 0.9rem;
      font-weight: 600;
      color: var(--ch-green-dark);
      max-width: 440px;
      margin-top: 0.5rem;
    }

    .ch-success svg {
      width: 18px;
      height: 18px;
      stroke: var(--ch-green);
      fill: none;
      stroke-width: 2.5;
      stroke-linecap: round;
      stroke-linejoin: round;
      flex-shrink: 0;
    }