:root {
    --chocolate: #2C1810;
    --caramel: #C4773B;
    --gold: #D4A853;
    --cream: #FDF6EC;
    --dark-cream: #F5E8D0;
    --truffle: #4A2C2A;
    --blush: #E8B4A0;
    --white: #FFFDF9;
  }

  * { margin: 0; padding: 0; box-sizing: border-box; }

  html { scroll-behavior: smooth; }

  body {
    background: var(--cream);
    color: var(--chocolate);
    font-family: 'DM Sans', sans-serif;
    overflow-x: hidden;
  }

  /* HERO */
  .hero {
    min-height: 100vh;
    background: var(--chocolate);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
  }

  .hero-bg-circles {
    position: absolute;
    inset: 0;
    pointer-events: none;
  }

  .hero-bg-circles span {
    position: absolute;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(196,119,59,0.18) 0%, transparent 70%);
    animation: float 8s ease-in-out infinite;
  }

  .hero-bg-circles span:nth-child(1) { width: 600px; height: 600px; top: -150px; right: -100px; animation-delay: 0s; }
  .hero-bg-circles span:nth-child(2) { width: 400px; height: 400px; bottom: -80px; left: -80px; animation-delay: 3s; }
  .hero-bg-circles span:nth-child(3) { width: 250px; height: 250px; top: 40%; left: 20%; animation-delay: 1.5s; }

  @keyframes float {
    0%, 100% { transform: translateY(0) scale(1); }
    50% { transform: translateY(-30px) scale(1.04); }
  }

  .hero-content {
    text-align: center;
    padding: 80px 24px;
    max-width: 860px;
    position: relative;
    z-index: 2;
    animation: heroIn 1.2s cubic-bezier(.16,1,.3,1) both;
  }

  @keyframes heroIn {
    from { opacity: 0; transform: translateY(48px); }
    to { opacity: 1; transform: translateY(0); }
  }

  .hero-eyebrow {
    font-family: 'DM Sans', sans-serif;
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 14px;
  }

  .hero-eyebrow::before, .hero-eyebrow::after {
    content: '';
    display: block;
    width: 40px;
    height: 1px;
    background: var(--caramel);
    opacity: 0.6;
  }

  .hero-title {
    font-family: 'Playfair Display', serif;
    font-size: clamp(52px, 8vw, 96px);
    font-weight: 900;
    line-height: 0.95;
    color: var(--white);
    margin-bottom: 16px;
    letter-spacing: -2px;
  }

  .hero-title em {
    font-style: italic;
    color: var(--gold);
  }

  .hero-subtitle {
    font-family: 'Playfair Display', serif;
    font-size: clamp(18px, 2.5vw, 26px);
    font-style: italic;
    color: var(--blush);
    margin-bottom: 36px;
    font-weight: 400;
  }

  .hero-desc {
    font-size: 16px;
    line-height: 1.7;
    color: rgba(253,246,236,0.72);
    max-width: 560px;
    margin: 0 auto 52px;
    font-weight: 300;
  }

  .btn-primary {
    display: inline-block;
    background: var(--caramel);
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    font-size: 14px;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    padding: 18px 48px;
    border-radius: 2px;
    transition: background 0.3s, transform 0.2s;
    border: none;
    cursor: pointer;
  }

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

  .hero-scroll {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: rgba(253,246,236,0.4);
    font-size: 11px;
    letter-spacing: 2px;
    text-transform: uppercase;
    animation: scrollBounce 2s ease-in-out infinite;
  }

  .hero-scroll svg { opacity: 0.5; }

  @keyframes scrollBounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(8px); }
  }

  /* NUMBERS */
  .numbers {
    background: var(--caramel);
    padding: 64px 24px;
    display: flex;
    justify-content: center;
    gap: 0;
    flex-wrap: wrap;
  }

  .number-item {
    text-align: center;
    padding: 16px 52px;
    border-right: 1px solid rgba(255,255,255,0.25);
    animation: fadeUp 0.8s ease both;
  }

  .number-item:last-child { border-right: none; }

  .number-item strong {
    display: block;
    font-family: 'Playfair Display', serif;
    font-size: 48px;
    font-weight: 900;
    color: var(--white);
    line-height: 1;
  }

  .number-item span {
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: rgba(255,255,255,0.72);
    margin-top: 6px;
    display: block;
  }

  /* WHY */
  .why {
    background: var(--cream);
    padding: 120px 24px;
    max-width: 1100px;
    margin: 0 auto;
  }

  .section-header {
    text-align: center;
    margin-bottom: 80px;
  }

  .section-eyebrow {
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: var(--caramel);
    margin-bottom: 16px;
  }

  .section-title {
    font-family: 'Playfair Display', serif;
    font-size: clamp(36px, 5vw, 58px);
    font-weight: 700;
    line-height: 1.08;
    color: var(--chocolate);
    letter-spacing: -1px;
  }

  .section-title em {
    font-style: italic;
    color: var(--caramel);
  }

  .cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 28px;
  }

  .card {
    background: var(--white);
    border-radius: 4px;
    padding: 48px 36px;
    border: 1px solid rgba(196,119,59,0.12);
    position: relative;
    overflow: hidden;
    transition: transform 0.3s, box-shadow 0.3s;
  }

  .card:hover {
    transform: translateY(-6px);
    box-shadow: 0 24px 60px rgba(44,24,16,0.12);
  }

  .card::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--caramel), var(--gold));
    transform: scaleX(0);
    transition: transform 0.3s;
    transform-origin: left;
  }

  .card:hover::after { transform: scaleX(1); }

  .card-icon {
    font-size: 40px;
    margin-bottom: 20px;
    display: block;
  }

  .card h3 {
    font-family: 'Playfair Display', serif;
    font-size: 22px;
    font-weight: 700;
    color: var(--chocolate);
    margin-bottom: 12px;
  }

  .card p {
    font-size: 15px;
    line-height: 1.65;
    color: var(--truffle);
    opacity: 0.8;
    font-weight: 300;
  }

  /* REQUIREMENTS */
  .requirements {
    background: var(--dark-cream);
    padding: 120px 24px;
  }

  .req-inner {
    max-width: 1100px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
  }

  .req-list {
    list-style: none;
    margin-top: 40px;
  }

  .req-list li {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 20px 0;
    border-bottom: 1px solid rgba(196,119,59,0.15);
    font-size: 15px;
    line-height: 1.5;
    color: var(--truffle);
  }

  .req-list li:last-child { border-bottom: none; }

  .req-check {
    width: 24px;
    height: 24px;
    background: var(--caramel);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-top: 2px;
    color: white;
    font-size: 13px;
  }

  .tier-cards { margin-top: 40px; display: flex; flex-direction: column; gap: 16px; }

  .tier-card {
    padding: 24px 28px;
    border-radius: 4px;
    background: var(--white);
    border: 1px solid rgba(196,119,59,0.18);
    display: flex;
    align-items: center;
    gap: 20px;
    transition: box-shadow 0.2s;
  }

  .tier-card:hover { box-shadow: 0 8px 30px rgba(44,24,16,0.08); }

  .tier-dot {
    width: 12px; height: 12px;
    border-radius: 50%;
    flex-shrink: 0;
  }

  .tier-dot.nano { background: var(--blush); }
  .tier-dot.micro { background: var(--caramel); }
  .tier-dot.macro { background: var(--gold); }

  .tier-card strong { font-weight: 500; font-size: 15px; color: var(--chocolate); display: block; }
  .tier-card span { font-size: 13px; color: var(--truffle); opacity: 0.7; }

  /* FORM */
  .form-section {
    background: var(--chocolate);
    padding: 120px 24px;
    position: relative;
    overflow: hidden;
  }

  .form-section::before {
    content: '';
    position: absolute;
    top: -200px; right: -200px;
    width: 600px; height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(196,119,59,0.12) 0%, transparent 70%);
  }

  .form-inner {
    max-width: 680px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
  }

  .form-section .section-title { color: var(--white); }

  .form-section .section-eyebrow { color: var(--gold); }

  .form-desc {
    text-align: center;
    color: rgba(253,246,236,0.65);
    font-size: 16px;
    line-height: 1.65;
    margin-bottom: 56px;
    font-weight: 300;
  }

  .form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
  }

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

  .form-group.full { grid-column: 1 / -1; }

  label {
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--gold);
  }

  input, select, textarea {
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 2px;
    padding: 14px 18px;
    font-family: 'DM Sans', sans-serif;
    font-size: 15px;
    color: var(--white);
    outline: none;
    transition: border-color 0.3s, background 0.3s;
    width: 100%;
  }

  input::placeholder, textarea::placeholder { color: rgba(255,255,255,0.3); }

  input:focus, select:focus, textarea:focus {
    border-color: var(--caramel);
    background: rgba(255,255,255,0.1);
  }

  select { appearance: none; cursor: pointer; }
  select option { background: var(--chocolate); color: var(--white); }

  textarea { resize: vertical; min-height: 100px; }

  .form-submit {
    grid-column: 1 / -1;
    margin-top: 16px;
    text-align: center;
  }

  .btn-submit {
    background: var(--caramel);
    color: var(--white);
    border: none;
    padding: 18px 64px;
    font-family: 'DM Sans', sans-serif;
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 2px;
    text-transform: uppercase;
    cursor: pointer;
    border-radius: 2px;
    transition: background 0.3s, transform 0.2s;
  }

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

  /* FOOTER */
  footer {
    background: #1a0f0a;
    padding: 40px 24px;
    text-align: center;
  }

  .footer-logo {
    font-family: 'Playfair Display', serif;
    font-size: 28px;
    font-weight: 900;
    color: var(--gold);
    letter-spacing: -1px;
    margin-bottom: 8px;
  }

  footer p {
    font-size: 13px;
    color: rgba(253,246,236,0.35);
  }

  /* SCROLL ANIMATIONS */
  .fade-in {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity 0.7s ease, transform 0.7s ease;
  }

  .fade-in.visible {
    opacity: 1;
    transform: none;
  }

  @media (max-width: 768px) {
    .req-inner { grid-template-columns: 1fr; gap: 48px; }
    .form-grid { grid-template-columns: 1fr; }
    .number-item { border-right: none; border-bottom: 1px solid rgba(255,255,255,0.2); padding: 24px 40px; }
    .number-item:last-child { border-bottom: none; }
  }

  .form-submit {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    align-items: center;
  }
  .btn-whatsapp {
    display: inline-flex;
    align-items: center;
    padding: 16px 32px;
    background: #25D366;
    color: #fff;
    font-family: 'DM Sans', sans-serif;
    font-size: 1rem;
    font-weight: 500;
    border-radius: 50px;
    text-decoration: none;
    transition: background 0.2s, transform 0.2s;
    white-space: nowrap;
  }
  .btn-whatsapp:hover {
    background: #1ebe5d;
    transform: translateY(-2px);
  }