/* =========================================================
   Lucía Calacuayo — Nutrición oportuna y especializada
   Paleta basada en el logotipo: vino/magenta y olivo
   ========================================================= */

:root {
  --color-primary: #7A1E59;
  --color-primary-dark: #5C1643;
  --color-primary-light: #9C3D7C;
  --color-secondary: #6B6F4E;
  --color-secondary-light: #9A9D74;
  --color-secondary-dark: #52553B;
  --color-text: #3B3937;
  --color-text-soft: #6B6864;
  --color-bg: #FFFFFF;
  --color-bg-soft: #FBF9F6;
  --color-bg-tint: #F4F1EA;
  --color-border: #E7E2D8;

  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body: 'Montserrat', Arial, sans-serif;

  --max-width: 1180px;
  --radius: 14px;
  --shadow-soft: 0 10px 30px -12px rgba(60, 30, 50, 0.18);
  --transition: 0.25s ease;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

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

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

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

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  color: var(--color-primary);
  margin: 0 0 0.5em;
  line-height: 1.2;
  font-weight: 600;
}

p { margin: 0 0 1em; }

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

.skip-link {
  position: absolute;
  left: -999px;
  top: auto;
}
.skip-link:focus {
  left: 12px;
  top: 12px;
  background: var(--color-primary);
  color: #fff;
  padding: 10px 16px;
  border-radius: 8px;
  z-index: 1000;
}

/* =========================== BUTTONS =========================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: var(--color-primary);
  color: #fff;
  box-shadow: var(--shadow-soft);
}
.btn-primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
}
.btn-ghost {
  background: transparent;
  border-color: var(--color-primary);
  color: var(--color-primary);
}
.btn-ghost:hover {
  background: var(--color-primary);
  color: #fff;
  transform: translateY(-2px);
}
.btn-large {
  padding: 18px 36px;
  font-size: 1.05rem;
}

/* =========================== HEADER =========================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 500;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 24px;
  padding-top: 12px;
  padding-bottom: 12px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-right: auto;
}
.brand-mark { flex-shrink: 0; }
.brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.brand-name {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--color-primary);
}
.brand-tagline {
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--color-secondary);
  font-weight: 600;
}

.main-nav ul {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
}
.main-nav a {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--color-text);
  position: relative;
  padding: 6px 0;
  transition: color var(--transition);
}
.main-nav a:hover,
.main-nav a.active { color: var(--color-primary); }
.main-nav a.active::after { width: 100%; }
.main-nav a::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 0;
  height: 2px;
  background: var(--color-secondary);
  transition: width var(--transition);
}
.main-nav a:hover::after { width: 100%; }

.header-cta { flex-shrink: 0; }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}
.nav-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* =========================== HERO =========================== */
.hero {
  position: relative;
  padding: 72px 0 40px;
  overflow: hidden;
  background: linear-gradient(180deg, #FFFFFF 0%, var(--color-bg-soft) 100%);
}
.hero-decor {
  position: absolute;
  top: -200px;
  right: -220px;
  width: 620px;
  height: 620px;
  border-radius: 50%;
  border: 70px solid var(--color-primary);
  opacity: 0.06;
  pointer-events: none;
}
.hero-inner {
  display: flex;
  align-items: center;
  gap: 48px;
}
.hero-mark {
  flex-shrink: 0;
  width: 240px;
}
.hero-mark img { width: 100%; }
.hero-content { max-width: 640px; }

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--color-secondary);
  margin-bottom: 14px;
}

.hero h1 {
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  margin-bottom: 0.3em;
}
.hero-lead {
  font-family: var(--font-heading);
  font-style: italic;
  font-size: 1.25rem;
  color: var(--color-secondary-dark);
  margin-bottom: 0.6em;
}
.hero-text {
  color: var(--color-text-soft);
  font-size: 1.02rem;
  max-width: 540px;
}
.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.hero-features { margin-top: 56px; }
.feature-pills {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  border-top: 1px solid var(--color-border);
  padding-top: 32px;
}
.feature-pills li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--color-text);
}
.feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-bg-tint);
  color: var(--color-primary);
  flex-shrink: 0;
}
.feature-icon svg { width: 22px; height: 22px; }

/* =========================== SECTIONS =========================== */
.section { padding: 96px 0; }
.section-tint { background: var(--color-bg-tint); }
.section-contact { background: var(--color-bg-soft); }

.section-eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--color-secondary);
  margin-bottom: 10px;
}
.section-title {
  font-size: clamp(1.8rem, 3.4vw, 2.4rem);
  margin-bottom: 0.6em;
}
.section-intro {
  max-width: 720px;
  color: var(--color-text-soft);
  font-size: 1.02rem;
}
.lead-paragraph {
  max-width: 820px;
  font-size: 1.08rem;
  color: var(--color-text);
}

.badge-soon {
  display: inline-block;
  background: var(--color-secondary);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 5px 14px;
  border-radius: 999px;
  margin-bottom: 18px;
}

/* =========================== SOBRE MI =========================== */
.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 56px;
  margin-top: 48px;
}
.about-block h3 {
  font-size: 1.3rem;
  margin-bottom: 1.1em;
}
.about-block-intro {
  color: var(--color-text-soft);
}

.timeline { display: flex; flex-direction: column; gap: 26px; }
.timeline li {
  display: flex;
  gap: 16px;
  position: relative;
  padding-left: 4px;
}
.timeline-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-primary);
  flex-shrink: 0;
  margin-top: 6px;
}
.timeline-title {
  font-weight: 700;
  margin-bottom: 2px;
  color: var(--color-text);
}
.timeline-sub {
  color: var(--color-text-soft);
  font-size: 0.92rem;
  margin-bottom: 0;
}

.check-list { display: flex; flex-direction: column; gap: 12px; }
.check-list li {
  position: relative;
  padding-left: 28px;
  color: var(--color-text);
}
.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 7px;
  width: 14px;
  height: 14px;
  border: 2px solid var(--color-secondary);
  border-radius: 50%;
}

/* =========================== SERVICIOS =========================== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin: 48px 0 64px;
}
.service-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: transform var(--transition), box-shadow var(--transition);
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-soft);
}
.service-card h3 {
  font-size: 1.08rem;
  color: var(--color-primary);
  border-bottom: 2px solid var(--color-bg-tint);
  padding-bottom: 12px;
  margin-bottom: 14px;
}
.service-card ul { display: flex; flex-direction: column; gap: 10px; }
.service-card li {
  font-size: 0.92rem;
  color: var(--color-text-soft);
  position: relative;
  padding-left: 16px;
}
.service-card li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--color-secondary);
}

.consult-block { margin-bottom: 56px; }
.consult-heading { font-size: 1.4rem; margin-bottom: 24px; }
.consult-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}
.consult-card {
  background: var(--color-bg);
  border-radius: var(--radius);
  padding: 28px;
  border: 1px solid var(--color-border);
}
.consult-card h4 {
  color: var(--color-secondary-dark);
  font-size: 1.05rem;
  margin-bottom: 14px;
}
.consult-hours {
  margin-top: 20px;
  font-size: 0.9rem;
  color: var(--color-text-soft);
  font-style: italic;
}

.modalities { margin-bottom: 56px; }
.modalities-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.modality-card {
  background: var(--color-bg);
  border-radius: var(--radius);
  padding: 26px;
  border: 1px solid var(--color-border);
  border-top: 4px solid var(--color-primary);
}
.modality-card h4 {
  color: var(--color-text);
  font-size: 1.05rem;
  margin-bottom: 8px;
}
.modality-card p {
  color: var(--color-text-soft);
  font-size: 0.92rem;
  margin-bottom: 0;
}

.costs-cta {
  text-align: center;
  background: var(--color-primary);
  border-radius: var(--radius);
  padding: 44px 32px;
  color: #fff;
}
.costs-cta p {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  margin-bottom: 20px;
}
.costs-cta .btn-primary {
  background: #fff;
  color: var(--color-primary);
}
.costs-cta .btn-primary:hover {
  background: var(--color-bg-tint);
}

/* =========================== RECURSOS =========================== */
.resources-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 36px;
}
.resource-card {
  background: var(--color-bg-tint);
  border-radius: var(--radius);
  padding: 32px;
  border: 1px dashed var(--color-secondary-light);
}
.resource-card h3 {
  font-size: 1.1rem;
  color: var(--color-secondary-dark);
}
.resource-card p { color: var(--color-text-soft); margin-bottom: 0; }

/* =========================== PROYECTOS =========================== */
.cairos-card {
  display: flex;
  align-items: center;
  gap: 40px;
  background: var(--color-bg);
  border-radius: var(--radius);
  padding: 40px;
  margin: 40px 0 64px;
  box-shadow: var(--shadow-soft);
}
.cairos-logo { width: 220px; flex-shrink: 0; }
.cairos-text h3 { font-size: 1.4rem; }
.cairos-text p { color: var(--color-text-soft); }
.cairos-volunteer a {
  color: var(--color-primary);
  font-weight: 600;
  text-decoration: underline;
}

.collab-heading { font-size: 1.4rem; margin-bottom: 28px; }
.collab-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.collab-card {
  background: var(--color-bg);
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
  border: 1px solid var(--color-border);
}
.collab-card img {
  max-height: 90px;
  width: auto;
  margin: 0 auto 20px;
}
.collab-card p {
  font-size: 0.88rem;
  color: var(--color-text-soft);
  margin-bottom: 0;
}

/* =========================== FAQ =========================== */
.faq-list {
  margin-top: 40px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  max-width: 840px;
}
.faq-item {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 6px 24px;
}
.faq-item summary {
  cursor: pointer;
  font-weight: 600;
  font-size: 1.02rem;
  padding: 18px 0;
  color: var(--color-text);
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-size: 1.4rem;
  color: var(--color-primary);
  flex-shrink: 0;
  transition: transform var(--transition);
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-content { padding-bottom: 20px; color: var(--color-text-soft); }
.faq-content ul { margin: 12px 0; display: flex; flex-direction: column; gap: 8px; }
.faq-content li { padding-left: 18px; position: relative; }
.faq-content li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--color-secondary);
}

/* =========================== CONTACTO =========================== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 48px;
}
.contact-card {
  background: var(--color-bg);
  border-radius: var(--radius);
  padding: 32px;
  border: 1px solid var(--color-border);
}
.contact-card h3 { font-size: 1.15rem; }
.locations-list, .social-list { display: flex; flex-direction: column; gap: 24px; }
.location-name { font-weight: 700; color: var(--color-text); margin-bottom: 2px; }
.locations-list p { color: var(--color-text-soft); margin-bottom: 6px; }
.locations-list a, .social-list a {
  color: var(--color-primary);
  font-weight: 600;
  font-size: 0.9rem;
}
.social-list a {
  display: flex;
  align-items: center;
  gap: 10px;
}
.social-list svg { color: var(--color-secondary); }

/* =========================== FOOTER =========================== */
.site-footer {
  background: var(--color-secondary-dark);
  color: #E9E7DE;
  padding: 48px 0 28px;
}
.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 24px;
}
.brand-footer .brand-name { color: #fff; }
.brand-footer .brand-tagline { color: var(--color-secondary-light); }
.footer-nav {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  justify-content: center;
  font-size: 0.86rem;
}
.footer-nav a { opacity: 0.85; transition: opacity var(--transition); }
.footer-nav a:hover { opacity: 1; text-decoration: underline; }
.footer-copy {
  font-size: 0.78rem;
  opacity: 0.65;
  margin: 0;
}

/* =========================== WHATSAPP FLOAT =========================== */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 58px;
  height: 58px;
  background: #25D366;
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(0,0,0,0.25);
  z-index: 400;
  transition: transform var(--transition);
}
.whatsapp-float:hover { transform: scale(1.08); }

/* =========================== RESPONSIVE =========================== */
@media (max-width: 980px) {
  .about-grid { grid-template-columns: 1fr; gap: 48px; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .modalities-grid { grid-template-columns: 1fr; }
  .collab-grid { grid-template-columns: 1fr; max-width: 420px; margin: 0 auto; }
  .contact-grid { grid-template-columns: 1fr; }
  .cairos-card { flex-direction: column; text-align: center; }
}

@media (max-width: 860px) {
  .main-nav {
    position: fixed;
    top: 0; right: 0;
    width: min(320px, 80vw);
    height: 100vh;
    background: var(--color-bg);
    box-shadow: -10px 0 30px rgba(0,0,0,0.12);
    padding: 100px 32px 32px;
    transform: translateX(100%);
    transition: transform var(--transition);
    z-index: 600;
  }
  .main-nav.is-open { transform: translateX(0); }
  .main-nav ul { flex-direction: column; gap: 22px; }
  .main-nav a { font-size: 1.05rem; }

  .header-cta { display: none; }
  .nav-toggle { display: flex; }

  .hero-inner { flex-direction: column; text-align: center; }
  .hero-mark { width: 170px; }
  .hero-content { max-width: 100%; }
  .hero-actions { justify-content: center; }
  .hero-text { margin-left: auto; margin-right: auto; }

  .feature-pills { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .section { padding: 64px 0; }
  .services-grid { grid-template-columns: 1fr; }
  .consult-grid { grid-template-columns: 1fr; }
  .resources-grid { grid-template-columns: 1fr; }
  .feature-pills { grid-template-columns: 1fr 1fr; gap: 22px; }
  .brand-name { font-size: 1.05rem; }
  .hero { padding-top: 48px; }
  .cairos-card { padding: 28px; }
  .cairos-logo { width: 160px; }
}