/* =========================================================
   SERRANO CAFÉ — estilos
   Paleta:
     --color-espresso : #2B1B12  (marrón espresso, casi negro)
     --color-terracota : #C97A4A  (techo de tejas / acento cálido)
     --color-paper     : #F2E8D8  (papel crema, fondo principal)
     --color-rio       : #5C7A89  (azul grisáceo del Río de la Plata)
     --color-cuero     : #8A6E4B  (madera / cuero, tono secundario)
   Tipografía:
     Display : 'Fraunces' (serif con carácter, para titulares)
     Cuerpo  : 'Work Sans' (sans humanista, legible)
     Utility : 'Space Mono' (datos, etiquetas, precios)
   ========================================================= */

:root {
  --color-espresso: #2B1B12;
  --color-espresso-soft: #4A3526;
  --color-terracota: #C97A4A;
  --color-terracota-dark: #A85F35;
  --color-paper: #F2E8D8;
  --color-paper-warm: #EAD9BE;
  --color-rio: #5C7A89;
  --color-cuero: #8A6E4B;
  --color-white: #FFFDF9;

  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'Work Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'Space Mono', 'Courier New', monospace;

  --max-width: 1180px;
  --radius-sm: 6px;
  --radius-md: 14px;
  --shadow-soft: 0 18px 40px -22px rgba(43, 27, 18, 0.35);

  --transition: 220ms ease;
}

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

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-espresso);
  background: var(--color-paper);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul { list-style: none; margin: 0; padding: 0; }

h1, h2, h3 {
  font-family: var(--font-display);
  margin: 0;
  font-weight: 650;
  letter-spacing: -0.01em;
  color: var(--color-espresso);
}

p { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }

/* Foco visible para accesibilidad de teclado */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--color-rio);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Utilidades de texto ---------- */
.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-terracota-dark);
  margin: 0 0 10px;
}

.eyebrow.center,
.section-title.center { text-align: center; }

.section-title {
  font-size: clamp(1.7rem, 1.3rem + 1.6vw, 2.5rem);
  margin-bottom: 0.6em;
}

/* ---------- Botones ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 26px;
  border-radius: 999px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: transform var(--transition), background var(--transition), color var(--transition), border-color var(--transition);
}

.btn-primary {
  background: var(--color-terracota);
  color: var(--color-white);
}
.btn-primary:hover { background: var(--color-terracota-dark); transform: translateY(-1px); }

.btn-ghost {
  background: transparent;
  border-color: var(--color-espresso);
  color: var(--color-espresso);
}
.btn-ghost:hover { background: var(--color-espresso); color: var(--color-paper); }

.btn-small { padding: 10px 20px; font-size: 0.85rem; }

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(242, 232, 216, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(43, 27, 18, 0.08);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 24px;
  padding-top: 14px;
  padding-bottom: 14px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-right: auto;
}

.brand-mark { color: var(--color-terracota-dark); display: flex; }

.brand-text {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 650;
  color: var(--color-espresso);
}
.brand-text em { font-style: normal; color: var(--color-terracota-dark); }
.brand-text.light { color: var(--color-paper); }
.brand-text.light em { color: var(--color-terracota); }

.main-nav {
  display: flex;
  gap: 28px;
}

.main-nav a {
  font-size: 0.95rem;
  font-weight: 500;
  position: relative;
  padding-bottom: 4px;
}

.main-nav a::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 2px;
  background: var(--color-terracota);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}
.main-nav a:hover::after { transform: scaleX(1); }

.header-cta { white-space: nowrap; }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 38px;
  height: 38px;
  background: none;
  border: none;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  height: 2px;
  background: var(--color-espresso);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  overflow: hidden;
   background: 
    linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), 
    url('https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcSdGverLSJzJSZmSAXWvDzhd_EfbL1bVvBwxkNfdWuxJA&s=10');

  color: var(--color-white);
  padding: 96px 0 0;
}

.hero-river {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(60% 50% at 80% 10%, rgba(201,122,74,0.35), transparent 60%),
    repeating-linear-gradient(100deg, rgba(255,255,255,0.05) 0px, rgba(255,255,255,0.05) 2px, transparent 2px, transparent 40px);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 1;
  padding-bottom: 120px;
  max-width: 760px;
}

.hero-title {
  font-size: clamp(2.4rem, 1.7rem + 3vw, 4rem);
  line-height: 1.04;
  color: var(--color-white);
  margin-bottom: 0.45em;
}

.hero-lede {
  font-size: clamp(1.02rem, 0.95rem + 0.3vw, 1.18rem);
  color: rgba(255, 253, 249, 0.86);
  max-width: 52ch;
  margin-bottom: 1.6em;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: rgba(255,253,249,0.85);
  margin-bottom: 2em;
}

.rating-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,253,249,0.1);
  border: 1px solid rgba(255,253,249,0.25);
  padding: 6px 12px;
  border-radius: 999px;
}
.rating-number { font-weight: 700; color: var(--color-paper); }
.stars { display: inline-flex; gap: 2px; color: var(--color-terracota); }
.meta-divider { opacity: 0.5; }

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}
.hero .btn-ghost {
  border-color: rgba(255,253,249,0.6);
  color: var(--color-white);
}
.hero .btn-ghost:hover {
  background: var(--color-white);
  color: var(--color-espresso);
}

/* Línea de techos planos — firma visual del sitio */
.roofline {
  display: block;
  width: 100%;
  height: 64px;
  position: relative;
  margin-top: -1px;
}
.roofline-footer { transform: scaleY(-1); }

/* ============================================================
   SERVICIOS / CARACTERÍSTICAS
   ============================================================ */
.features { padding: 88px 0; }

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-top: 48px;
}

.feature-card {
  background: var(--color-white);
  border: 1px solid rgba(43,27,18,0.08);
  border-radius: var(--radius-md);
  padding: 32px 26px;
  text-align: left;
  transition: transform var(--transition), box-shadow var(--transition);
}
.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-soft);
}

.feature-icon {
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--color-paper-warm);
  color: var(--color-terracota-dark);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 18px;
}

.feature-card h3 {
  font-size: 1.2rem;
  margin-bottom: 0.4em;
}
.feature-card p { color: var(--color-espresso-soft); font-size: 0.95rem; }

/* ============================================================
   MENÚ
   ============================================================ */
.menu-section {
  padding: 88px 0;
  background: var(--color-paper-warm);
  position: relative;
}

.menu-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-top: 48px;
}

.menu-item {
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: 26px 24px;
  border-left: 3px solid var(--color-terracota);
}

.menu-item-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 0.5em;
}

.menu-item h3 {
  font-size: 1.08rem;
}

.menu-item p {
  color: var(--color-espresso-soft);
  font-size: 0.92rem;
}

.badge {
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 4px 9px;
  border-radius: 999px;
  background: var(--color-terracota);
  color: var(--color-white);
}
.badge-secondary {
  background: transparent;
  color: var(--color-rio);
  border: 1px solid var(--color-rio);
}

.menu-note {
  text-align: center;
  margin-top: 40px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-espresso-soft);
}

/* ============================================================
   SOBRE NOSOTROS
   ============================================================ */
.about { padding: 96px 0; }

.about-inner {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 56px;
  align-items: start;
}

.about-text p { color: var(--color-espresso-soft); }

.about-stats {
  display: flex;
  gap: 32px;
  margin-top: 32px;
  flex-wrap: wrap;
}
.about-stats li { display: flex; flex-direction: column; }
.stat-num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 650;
  color: var(--color-terracota-dark);
}
.stat-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-espresso-soft);
}

.about-card {
  background: var(--color-espresso);
  border-radius: var(--radius-md);
  overflow: hidden;
  color: var(--color-paper);
  box-shadow: var(--shadow-soft);
}
.about-card-roof {
  height: 64px;
  background: linear-gradient(135deg, var(--color-terracota) 0%, var(--color-terracota-dark) 100%);
}
.about-card-body { padding: 28px 26px 32px; }
.about-card-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-terracota);
  margin: 1.2em 0 0.5em;
}
.about-card-eyebrow:first-child { margin-top: 0; }
.about-card-text { color: rgba(242,232,216,0.85); font-size: 0.92rem; }

.schedule { margin: 0; }
.schedule div {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  border-bottom: 1px dashed rgba(242,232,216,0.18);
  font-size: 0.9rem;
}
.schedule div:last-child { border-bottom: none; }
.schedule dt { color: rgba(242,232,216,0.7); font-weight: 400; }
.schedule dd { margin: 0; font-weight: 600; }

/* ============================================================
   RESEÑAS
   ============================================================ */
.reviews { padding: 88px 0; background: var(--color-paper-warm); }

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.review-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: 28px 24px;
}

.review-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.avatar {
  width: 42px; height: 42px;
  border-radius: 50%;
  background: var(--color-rio);
  color: var(--color-white);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  flex-shrink: 0;
}

.review-author { font-weight: 600; font-size: 0.95rem; margin: 0; }
.review-meta { font-size: 0.78rem; color: var(--color-espresso-soft); margin: 0; }

.review-card .stars {
  color: var(--color-terracota);
  font-size: 0.85rem;
  margin: 8px 0 12px;
  letter-spacing: 2px;
}

.review-text {
  font-size: 0.92rem;
  color: var(--color-espresso-soft);
}

/* ============================================================
   CONTACTO
   ============================================================ */
.contact { padding: 96px 0; }

.contact-inner {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 56px;
}

.contact-info p { color: var(--color-espresso-soft); }

.contact-list {
  margin-top: 28px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.contact-list li {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(43,27,18,0.1);
}
.contact-list li:last-child { border-bottom: none; }
.contact-list strong {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--color-terracota-dark);
}
.contact-list span { font-size: 0.98rem; }

.contact-form {
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: 36px;
  box-shadow: var(--shadow-soft);
}

.form-title { font-size: 1.3rem; margin-bottom: 0.8em; }

.form-row {
  margin-bottom: 18px;
  display: flex;
  flex-direction: column;
}

.form-row label {
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 6px;
}
.optional { font-weight: 400; color: var(--color-espresso-soft); }

.form-row input,
.form-row select,
.form-row textarea {
  font-family: var(--font-body);
  font-size: 0.96rem;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  border: 1.5px solid rgba(43,27,18,0.18);
  background: var(--color-paper);
  color: var(--color-espresso);
  transition: border-color var(--transition);
  resize: vertical;
}
.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  border-color: var(--color-rio);
}

.form-row.error input,
.form-row.error select,
.form-row.error textarea {
  border-color: #B3403A;
}

.form-error {
  font-size: 0.78rem;
  color: #B3403A;
  min-height: 1.1em;
  margin-top: 4px;
}

.char-count {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--color-espresso-soft);
  align-self: flex-end;
  margin-top: 4px;
}

.form-submit { width: 100%; margin-top: 6px; }

.form-status {
  margin-top: 14px;
  font-size: 0.9rem;
  font-weight: 600;
  text-align: center;
  min-height: 1.2em;
}
.form-status.success { color: #3D7A4F; }
.form-status.error { color: #B3403A; }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: var(--color-espresso);
  color: var(--color-paper);
  margin-top: 0;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 40px;
  padding: 12px 0 48px;
}

.footer-brand p {
  color: rgba(242,232,216,0.7);
  font-size: 0.9rem;
  margin-top: 10px;
  max-width: 32ch;
}

.footer-nav {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-nav a {
  font-size: 0.92rem;
  color: rgba(242,232,216,0.85);
  transition: color var(--transition);
}
.footer-nav a:hover { color: var(--color-terracota); }

.footer-contact p {
  font-size: 0.9rem;
  color: rgba(242,232,216,0.75);
  margin: 0 0 8px;
}

.footer-bottom {
  border-top: 1px solid rgba(242,232,216,0.12);
  padding: 18px 0;
  font-size: 0.8rem;
  color: rgba(242,232,216,0.55);
  text-align: center;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 960px) {
  .feature-grid,
  .menu-grid,
  .reviews-grid { grid-template-columns: repeat(2, 1fr); }

  .about-inner,
  .contact-inner { grid-template-columns: 1fr; }

  .footer-inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 760px) {
  .main-nav { display: none; }
  .header-cta { display: none; }
  .nav-toggle { display: flex; }

  .site-header.nav-open .main-nav {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0; right: 0;
    background: var(--color-paper);
    padding: 18px 24px 24px;
    gap: 16px;
    border-bottom: 1px solid rgba(43,27,18,0.1);
  }

  .site-header.nav-open .nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .site-header.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
  .site-header.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  .hero { padding-top: 64px; }
  .hero-inner { padding-bottom: 90px; }

  .feature-grid,
  .menu-grid,
  .reviews-grid { grid-template-columns: 1fr; }

  .footer-inner { grid-template-columns: 1fr; gap: 28px; }

  .contact-form { padding: 26px; }
}

@media (max-width: 420px) {
  .hero-actions { flex-direction: column; align-items: stretch; }
}