:root {
  --color-bg: #fbfaf8;
  --color-bg-alt: #f2efe9;
  --color-text: #1a1a18;
  --color-text-muted: #6b6862;
  --color-primary: #9c7a3e;
  --color-primary-dark: #7f6431;
  --color-ink: #14140f;
  --color-border: #e3ded4;
  --color-card: #ffffff;
  --shadow-sm: 0 1px 3px rgba(20,20,15,0.05);
  --shadow-md: 0 20px 48px rgba(20,20,15,0.10);
  --radius: 4px;
  --radius-lg: 6px;
  --max-width: 1140px;
  --font-serif: "Cormorant Garamond", Georgia, "Times New Roman", serif;
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-family: var(--font-serif);
  font-weight: 600;
  line-height: 1.15;
  margin: 0 0 0.5em;
  letter-spacing: -0.01em;
}
p { margin: 0 0 1em; color: var(--color-text-muted); }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 32px;
}

/* Header */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(251,250,248,0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: 84px;
}

.logo {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--color-ink);
  text-decoration: none;
  white-space: nowrap;
  letter-spacing: 0.01em;
}
.logo span { color: var(--color-primary); font-style: italic; }

.nav {
  display: flex;
  gap: 36px;
  flex: 1;
  justify-content: center;
}
.nav a {
  color: var(--color-text);
  text-decoration: none;
  font-size: 0.86rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}
.nav a:hover { color: var(--color-primary); }

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.menu-toggle span {
  width: 22px;
  height: 1.5px;
  background: var(--color-ink);
  display: block;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 15px 30px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: center;
}
.btn--small { padding: 10px 20px; font-size: 0.75rem; white-space: nowrap; }
.btn--primary {
  background: var(--color-ink);
  color: #fff;
}
.btn--primary:hover { background: var(--color-primary-dark); }
.btn--ghost {
  background: transparent;
  color: var(--color-ink);
  border-color: var(--color-border);
}
.btn--ghost:hover { border-color: var(--color-ink); }
.btn--outline {
  background: transparent;
  color: var(--color-ink);
  border-color: var(--color-ink);
}
.btn--outline:hover { background: var(--color-ink); color: #fff; }
.btn--full { width: 100%; border: none; }

/* Hero */
.hero {
  padding: 128px 0 96px;
  text-align: center;
  background: var(--color-bg);
}
.hero__inner { max-width: 720px; margin: 0 auto; }
.eyebrow, .section__eyebrow {
  color: var(--color-primary);
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin: 0 0 18px;
}
.hero h1 {
  font-size: clamp(2.4rem, 5.5vw, 3.8rem);
  color: var(--color-ink);
}
.hero__lead {
  font-size: 1.15rem;
  max-width: 540px;
  margin: 0 auto 40px;
}
.hero__cta {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 64px;
}
.hero__stats {
  display: flex;
  justify-content: center;
  gap: 56px;
  list-style: none;
  padding: 32px 0 0;
  margin: 0;
  flex-wrap: wrap;
  border-top: 1px solid var(--color-border);
}
.hero__stats li { display: flex; flex-direction: column; }
.hero__stats strong {
  font-family: var(--font-serif);
  font-size: 1.9rem;
  color: var(--color-ink);
  font-weight: 600;
}
.hero__stats span {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  letter-spacing: 0.03em;
  text-transform: uppercase;
  margin-top: 2px;
}

/* Sections */
.section { padding: 108px 0; }
.section--alt { background: var(--color-bg-alt); }
.section__title {
  font-size: clamp(1.9rem, 3.2vw, 2.6rem);
  max-width: 640px;
  color: var(--color-ink);
}
.section__lead {
  max-width: 560px;
  font-size: 1.08rem;
  margin-bottom: 48px;
}

/* Cards / Services */
.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin-top: 48px;
  background: var(--color-border);
  border: 1px solid var(--color-border);
}
.card {
  background: var(--color-card);
  padding: 40px 36px;
  position: relative;
}
.card--featured {
  background: var(--color-ink);
}
.card--featured h3,
.card--featured p,
.card--featured .card__list li { color: #f2efe9; }
.card--featured .card__list li { color: #d8d4c9; }
.card--featured .card__icon { color: var(--color-primary); }
.card__badge {
  position: absolute;
  top: 24px;
  right: 24px;
  background: var(--color-primary);
  color: #fff;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 5px 12px;
  border-radius: 999px;
}
.card__icon {
  color: var(--color-primary);
  font-size: 1.1rem;
  margin-bottom: 16px;
}
.card h3 { font-size: 1.5rem; }
.card__list {
  list-style: none;
  padding: 0;
  margin: 20px 0 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.card__list li {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  padding-left: 20px;
  position: relative;
}
.card__list li::before {
  content: "—";
  color: var(--color-primary);
  position: absolute;
  left: 0;
  font-weight: 700;
}

/* Process */
.steps {
  list-style: none;
  padding: 0;
  margin: 48px 0 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
}
.step { border-top: 1px solid var(--color-border); padding-top: 24px; }
.step__num {
  display: block;
  font-family: var(--font-serif);
  font-size: 1.6rem;
  color: var(--color-primary);
  margin-bottom: 14px;
}
.step h3 { font-size: 1.15rem; }
.step p { font-size: 0.92rem; }

/* Portfolio */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 16px;
}
.portfolio-item {
  background: var(--color-card);
  border: 1px solid var(--color-border);
}
.portfolio-item__preview {
  height: 180px;
  background: linear-gradient(160deg, #efece5, #e2ddd0);
  position: relative;
}
.portfolio-item__preview::after {
  content: "Vista previa";
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.portfolio-item__preview--2 { background: linear-gradient(160deg, #ece2d3, #ddccb2); }
.portfolio-item__preview--3 { background: linear-gradient(160deg, #e5e8e2, #cdd6cb); }
.portfolio-item__info { padding: 22px 24px; }
.portfolio-item__info h3 { font-size: 1.1rem; margin-bottom: 4px; }
.portfolio-item__info p { font-size: 0.88rem; margin: 0; }

/* Pricing */
.pricing {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 48px;
}
.price-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  padding: 40px 32px;
  text-align: center;
  display: flex;
  flex-direction: column;
}
.price-card--featured {
  border-color: var(--color-ink);
  box-shadow: var(--shadow-md);
}
.price-card h3 { font-size: 1.3rem; }
.price-card__price {
  font-family: var(--font-serif);
  font-size: 2.4rem;
  font-weight: 600;
  color: var(--color-ink);
  margin: 8px 0 20px;
}
.price-card__list {
  list-style: none;
  padding: 0;
  margin: 0 0 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  text-align: left;
}
.price-card__list li {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  padding-left: 20px;
  position: relative;
}
.price-card__list li::before {
  content: "—";
  color: var(--color-primary);
  position: absolute;
  left: 0;
  font-weight: 700;
}
.price-card .btn { margin-top: auto; }
.pricing__note {
  text-align: center;
  margin-top: 36px;
  font-size: 0.9rem;
}

/* Contact */
.cta-section { text-align: center; }
.cta-section .section__lead { margin-left: auto; margin-right: auto; }
.contact-form {
  max-width: 560px;
  margin: 0 auto;
  text-align: left;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  padding: 40px;
}
.form-row { margin-bottom: 20px; }
.form-row label {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 8px;
}
.form-row input,
.form-row select,
.form-row textarea {
  width: 100%;
  padding: 13px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-family: inherit;
  background: var(--color-bg);
  color: var(--color-text);
}
.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--color-primary);
}
.form-note {
  font-size: 0.8rem;
  text-align: center;
  margin: 16px 0 0;
}

/* Footer */
.footer {
  border-top: 1px solid var(--color-border);
  padding: 36px 0;
}
.footer__inner {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 0.84rem;
}
.footer p { margin: 0; color: var(--color-text-muted); }
.footer code {
  background: var(--color-bg-alt);
  padding: 2px 6px;
  border-radius: 3px;
}

/* Responsive */
@media (max-width: 900px) {
  .cards, .steps, .portfolio-grid, .pricing {
    grid-template-columns: 1fr;
  }
  .cards { gap: 1px; }
  .price-card--featured { box-shadow: none; }
}

@media (max-width: 720px) {
  .nav { display: none; }
  .menu-toggle { display: flex; }
  .header .btn--small { display: none; }
  .header.nav-open .nav {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 84px;
    left: 0;
    right: 0;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    padding: 24px 32px;
    gap: 20px;
  }
}

/* Dark mode */
@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #141310;
    --color-bg-alt: #1b1a15;
    --color-text: #f1efe8;
    --color-text-muted: #a8a396;
    --color-ink: #f1efe8;
    --color-border: #322f27;
    --color-card: #1b1a15;
    --color-primary: #c9a463;
  }
  .header { background: rgba(20,19,16,0.92); }
  .header.nav-open .nav { background: var(--color-bg); }
  .logo { color: var(--color-text); }
  .menu-toggle span { background: var(--color-text); }
  .btn--primary { background: var(--color-primary); color: #14140f; }
  .btn--primary:hover { background: #b0904f; }
  .btn--ghost { color: var(--color-text); }
  .btn--outline { color: var(--color-text); border-color: var(--color-text); }
  .btn--outline:hover { background: var(--color-text); color: #14140f; }
  .card--featured { background: #24221b; }
  .card--featured h3, .card--featured p, .card--featured .card__list li { color: #f1efe8; }
  .card--featured .card__list li { color: #beb8a6; }
  .price-card--featured { border-color: var(--color-primary); }
  .portfolio-item__preview { background: linear-gradient(160deg, #262319, #1c1a13); }
  .portfolio-item__preview--2 { background: linear-gradient(160deg, #2b2418, #201a10); }
  .portfolio-item__preview--3 { background: linear-gradient(160deg, #1e2119, #171a13); }
  .form-row input, .form-row select, .form-row textarea { background: #14140f; color: var(--color-text); }
}