/* ============================================
   TOKENS — Paleta inspirada en drsumiphd.com
   ============================================ */
:root {
  --lavender-deep:   #7B6BA8;
  --lavender-mid:    #9B8EC4;
  --lavender-soft:   #BEB3D8;
  --lavender-pale:   #EDE8F5;
  --lavender-ghost:  #F7F4FC;

  --warm-brown:      #A8896A;
  --warm-beige:      #C4A882;
  --warm-sand:       #E8D9C4;
  --warm-cream:      #FAF7F2;

  --gold:            #C8BC78;
  --gold-hover:      #B5A962;
  --gold-text:       #3D3820;

  --text-dark:       #1E1A2E;
  --text-body:       #4A4560;
  --text-muted:      #8B85A0;
  --text-light:      #B8B4CC;

  --white:           #FFFFFF;
  --border:          #E8E4F0;

  --font-serif:      'Playfair Display', Georgia, serif;
  --font-sans:       'Inter', system-ui, sans-serif;

  --radius-sm:       8px;
  --radius-md:       16px;
  --radius-lg:       24px;
  --radius-full:     9999px;

  --shadow-sm:       0 1px 3px rgba(123,107,168,0.08), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md:       0 4px 16px rgba(123,107,168,0.12), 0 2px 6px rgba(0,0,0,0.06);
  --shadow-lg:       0 16px 48px rgba(123,107,168,0.16), 0 4px 16px rgba(0,0,0,0.08);

  --transition:      0.25s cubic-bezier(0.4,0,0.2,1);
}

/* ============================================
   RESET & BASE
   ============================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  color: var(--text-body);
  background: var(--white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

.container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}

.section { padding: 96px 0; }

/* ============================================
   TYPOGRAPHY
   ============================================ */
h1, h2, h3 {
  font-family: var(--font-serif);
  color: var(--text-dark);
  line-height: 1.2;
}

h1 { font-size: clamp(2.2rem, 5vw, 3.4rem); font-weight: 500; }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); font-weight: 500; }
h3 { font-size: 1.25rem; font-weight: 500; }

em { font-style: italic; color: var(--lavender-deep); }

.section-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--lavender-mid);
  margin-bottom: 12px;
}

.section-header {
  text-align: center;
  max-width: 620px;
  margin: 0 auto 64px;
}

.section-header h2 { margin-bottom: 16px; }
.section-header p { color: var(--text-muted); font-size: 1.05rem; }

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-full);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--lavender-deep);
  color: var(--white);
  box-shadow: 0 4px 14px rgba(123,107,168,0.35);
}
.btn-primary:hover {
  background: #6A5A97;
  box-shadow: 0 6px 20px rgba(123,107,168,0.45);
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  color: var(--lavender-deep);
  border: 1.5px solid var(--lavender-soft);
}
.btn-ghost:hover {
  background: var(--lavender-ghost);
  border-color: var(--lavender-mid);
}

.btn-gold {
  background: var(--gold);
  color: var(--gold-text);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-size: 0.8rem;
}
.btn-gold:hover {
  background: var(--gold-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(200,188,120,0.4);
}

.btn-full { width: 100%; justify-content: center; }

/* ============================================
   NAVBAR
   ============================================ */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 300;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: var(--transition);
}

#navbar.scrolled {
  border-bottom-color: var(--border);
  box-shadow: var(--shadow-sm);
}

.nav-inner {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--text-dark);
  letter-spacing: -0.01em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-links a {
  font-family: 'Josefin Sans', sans-serif;
  font-size: 0.72rem;
  font-weight: 400;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #3D3B55;
  transition: color var(--transition);
}
.nav-links a:hover { color: var(--lavender-mid); }

.nav-cta {
  background: var(--lavender-pale);
  color: var(--lavender-deep) !important;
  padding: 10px 20px;
  border-radius: var(--radius-full);
  font-weight: 500;
  transition: background var(--transition) !important;
}
.nav-cta:hover { background: var(--lavender-soft) !important; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--text-dark);
  border-radius: 2px;
  transition: transform 0.35s cubic-bezier(0.4,0,0.2,1);
  transform-origin: center;
}
/* 2-line hamburger: hide 3rd span */
.nav-toggle span:nth-child(3) { display: none; }

/* Animate to × : lines rotate around their center meeting point */
.nav-toggle.open span:nth-child(1) {
  transform: translateY(3.75px) rotate(45deg);
}
.nav-toggle.open span:nth-child(2) {
  transform: translateY(-3.75px) rotate(-45deg);
}

/* Full-screen mobile nav overlay */
.nav-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: var(--lavender-pale);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.nav-overlay.open {
  opacity: 1;
  pointer-events: all;
}

.nav-overlay a {
  font-family: var(--font-serif);
  font-size: 2.2rem;
  font-weight: 400;
  color: var(--text-dark);
  text-align: center;
  padding: 10px 0;
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.3s ease, transform 0.3s ease, color var(--transition);
}

.nav-overlay.open a { opacity: 1; transform: translateY(0); }
.nav-overlay.open a:nth-child(1) { transition-delay: 0.06s; }
.nav-overlay.open a:nth-child(2) { transition-delay: 0.12s; }
.nav-overlay.open a:nth-child(3) { transition-delay: 0.18s; }
.nav-overlay.open a:nth-child(4) { transition-delay: 0.24s; }
.nav-overlay.open a:nth-child(5) { transition-delay: 0.30s; }

.nav-overlay a:hover { color: var(--lavender-deep); }

/* ============================================
   HERO
   ============================================ */
.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 64px;
  padding: 120px 24px 80px;
  max-width: 1160px;
  margin: 0 auto;
}

.hero-tag {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--lavender-mid);
  background: var(--lavender-pale);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 24px;
}

.hero-content h1 { margin-bottom: 20px; }

.hero-sub {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 480px;
  margin-bottom: 36px;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.hero-trust {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 20px 0;
  border-top: 1px solid var(--border);
}

.trust-item { display: flex; flex-direction: column; }
.trust-item strong { font-size: 0.95rem; color: var(--text-dark); font-weight: 600; }
.trust-item span { font-size: 0.78rem; color: var(--text-muted); }

.trust-divider {
  width: 1px;
  height: 32px;
  background: var(--border);
}

/* Hero Image */
.hero-image { display: flex; justify-content: center; }

.hero-img-wrap {
  position: relative;
  width: 100%;
  max-width: 440px;
}

.hero-img-wrap::after {
  content: '';
  position: absolute;
  bottom: -28px;
  right: -28px;
  width: 72%;
  height: 55%;
  background: var(--lavender-soft);
  border-radius: var(--radius-lg);
  z-index: -1;
}

.hero-img-wrap img {
  width: 100%;
  height: 580px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.hero-img-badge {
  position: absolute;
  bottom: 28px;
  left: -24px;
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  display: flex;
  align-items: center;
  gap: 10px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border);
}

.hero-img-badge svg {
  width: 22px;
  height: 22px;
  color: var(--lavender-deep);
  flex-shrink: 0;
}

.hero-img-badge span {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-dark);
  line-height: 1.3;
}

/* ============================================
   SERVICIOS
   ============================================ */
.servicios { background: var(--warm-cream); }

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

.card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  position: relative;
  transition: var(--transition);
  text-align: center;
}

.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
  border-color: var(--lavender-soft);
}

.card-featured {
  border-color: var(--lavender-mid);
  background: linear-gradient(160deg, var(--lavender-ghost) 0%, var(--white) 100%);
}

.card-icon {
  width: 48px;
  height: 48px;
  background: var(--lavender-pale);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.card-icon svg {
  width: 22px;
  height: 22px;
  color: var(--lavender-deep);
}

.card-icon-circle {
  width: 130px;
  height: 130px;
  background: var(--lavender-pale);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  transition: background var(--transition);
}

.card-icon-circle svg {
  width: 72px;
  height: 72px;
}

.card:hover .card-icon-circle {
  background: var(--lavender-soft);
}

.card-featured .card-icon-circle {
  background: var(--lavender-soft);
}

.card-badge {
  position: absolute;
  top: 20px;
  right: 20px;
  font-size: 0.72rem;
  font-weight: 600;
  background: var(--lavender-deep);
  color: var(--white);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  letter-spacing: 0.04em;
}

.card h3 { margin-bottom: 10px; }
.card p { color: var(--text-muted); font-size: 0.92rem; margin-bottom: 20px; line-height: 1.7; }

.card-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  align-items: center;
}

.card-list li {
  font-size: 0.84rem;
  color: var(--text-body);
  padding-left: 16px;
  position: relative;
}

.card-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 5px;
  height: 5px;
  background: var(--lavender-soft);
  border-radius: 50%;
}

/* ============================================
   SOBRE MÍ
   ============================================ */
.sobre-mi { background: var(--white); }

.sobre-mi-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 80px;
  align-items: center;
}

.sobre-img-wrap { position: relative; }

.sobre-img-wrap img {
  width: 100%;
  height: 520px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.sobre-stats {
  position: absolute;
  bottom: -24px;
  right: -20px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  display: flex;
  gap: 24px;
  box-shadow: var(--shadow-md);
}

.stat { display: flex; flex-direction: column; align-items: center; text-align: center; }
.stat strong {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  color: var(--lavender-deep);
  line-height: 1;
}
.stat span { font-size: 0.75rem; color: var(--text-muted); margin-top: 4px; max-width: 80px; line-height: 1.3; }

.sobre-content { padding-right: 16px; }
.sobre-content h2 { margin-bottom: 8px; }

.sobre-lead {
  font-size: 1.08rem;
  color: var(--text-dark);
  font-weight: 400;
  margin-bottom: 16px;
  line-height: 1.7;
}

.sobre-content p {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 14px;
  line-height: 1.8;
}

.sobre-credenciales {
  margin-top: 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.credencial {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 14px 16px;
  background: var(--lavender-ghost);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--lavender-mid);
}

.credencial svg {
  width: 20px;
  height: 20px;
  color: var(--lavender-deep);
  flex-shrink: 0;
  margin-top: 2px;
}

.credencial div { display: flex; flex-direction: column; }
.credencial strong { font-size: 0.88rem; color: var(--text-dark); font-weight: 600; }
.credencial span { font-size: 0.8rem; color: var(--text-muted); margin-top: 2px; }

/* ============================================
   ENFOQUE / PASOS
   ============================================ */
.enfoque { background: var(--lavender-ghost); }

.pasos-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  position: relative;
}

.pasos-grid::before {
  content: '';
  position: absolute;
  top: 32px;
  left: calc(12.5% + 16px);
  right: calc(12.5% + 16px);
  height: 1px;
  background: var(--lavender-soft);
}

.paso { text-align: center; padding: 0 8px; }

.paso-num {
  width: 56px;
  height: 56px;
  background: var(--white);
  border: 2px solid var(--lavender-mid);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 1.1rem;
  color: var(--lavender-deep);
  font-weight: 500;
  margin: 0 auto 20px;
  position: relative;
  z-index: 1;
  background: var(--white);
}

.paso h3 { margin-bottom: 10px; font-size: 1.05rem; }
.paso p { font-size: 0.88rem; color: var(--text-muted); line-height: 1.7; }

/* ============================================
   TESTIMONIOS
   ============================================ */
.testimonios { background: var(--white); }

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

.testimonio {
  background: var(--warm-cream);
  border: 1px solid var(--warm-sand);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  transition: var(--transition);
}

.testimonio:hover { box-shadow: var(--shadow-md); }

.testimonio-featured {
  background: var(--lavender-pale);
  border-color: var(--lavender-soft);
}

.testimonio-stars {
  color: var(--warm-brown);
  font-size: 0.85rem;
  letter-spacing: 2px;
  margin-bottom: 16px;
}

.testimonio p {
  font-style: italic;
  color: var(--text-body);
  font-size: 0.93rem;
  line-height: 1.8;
  margin-bottom: 24px;
}

.testimonio-autor {
  display: flex;
  align-items: center;
  gap: 12px;
}

.autor-avatar {
  width: 40px;
  height: 40px;
  background: var(--lavender-mid);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.78rem;
  font-weight: 600;
  flex-shrink: 0;
}

.testimonio-featured .autor-avatar { background: var(--lavender-deep); }

.testimonio-autor div { display: flex; flex-direction: column; }
.testimonio-autor strong { font-size: 0.88rem; color: var(--text-dark); }
.testimonio-autor span { font-size: 0.78rem; color: var(--text-muted); margin-top: 1px; }

/* ============================================
   FAQ
   ============================================ */
.faq { background: var(--warm-cream); }

.faq-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  max-width: 900px;
  margin: 0 auto;
}

.faq-item {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
}

.faq-item[open] { border-color: var(--lavender-soft); }

.faq-item summary {
  padding: 20px 24px;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-dark);
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  user-select: none;
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-item summary::after {
  content: '+';
  font-size: 1.3rem;
  color: var(--lavender-mid);
  flex-shrink: 0;
  line-height: 1;
  transition: transform var(--transition);
}

.faq-item[open] summary::after {
  content: '×';
  color: var(--lavender-deep);
}

.faq-item p {
  padding: 0 24px 20px;
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.8;
  border-top: 1px solid var(--border);
  padding-top: 16px;
}

/* ============================================
   CONTACTO
   ============================================ */
.contacto {
  background: linear-gradient(160deg, var(--lavender-ghost) 0%, var(--white) 60%);
}

.contacto-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 80px;
  align-items: start;
}

.contacto-info h2 { margin-bottom: 16px; }

.contacto-info > p {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 36px;
  line-height: 1.8;
}

.contacto-datos { display: flex; flex-direction: column; gap: 20px; }

.contacto-dato {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.contacto-dato svg {
  width: 20px;
  height: 20px;
  color: var(--lavender-deep);
  flex-shrink: 0;
  margin-top: 3px;
}

.contacto-dato div { display: flex; flex-direction: column; }
.contacto-dato strong { font-size: 0.88rem; color: var(--text-dark); font-weight: 600; }
.contacto-dato span { font-size: 0.84rem; color: var(--text-muted); margin-top: 2px; line-height: 1.5; }

/* Form */
.contacto-form {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px 36px;
  box-shadow: var(--shadow-md);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group { display: flex; flex-direction: column; gap: 6px; margin-bottom: 18px; }

.form-group label {
  font-size: 0.84rem;
  font-weight: 500;
  color: var(--text-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 12px 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  color: var(--text-dark);
  background: var(--white);
  transition: border-color var(--transition);
  outline: none;
  resize: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--lavender-mid);
  box-shadow: 0 0 0 3px rgba(155,142,196,0.12);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-light);
}

.form-check {
  flex-direction: row;
  align-items: flex-start;
  gap: 10px;
}

.form-check input[type="checkbox"] {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  margin-top: 2px;
  accent-color: var(--lavender-deep);
}

.form-check label {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 400;
  cursor: pointer;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--text-dark);
  color: rgba(255,255,255,0.6);
  padding: 48px 0;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  text-align: center;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.footer-brand strong {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  color: var(--white);
  font-weight: 400;
}

.footer-brand span { font-size: 0.82rem; }

.footer-nav {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
  justify-content: center;
}

.footer-nav a {
  font-size: 0.84rem;
  transition: color var(--transition);
}
.footer-nav a:hover { color: var(--lavender-soft); }

.footer-copy { font-size: 0.78rem; }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
  .pasos-grid { grid-template-columns: repeat(2, 1fr); }
  .pasos-grid::before { display: none; }
  .cards-grid { grid-template-columns: 1fr 1fr; }
  .sobre-mi-grid { grid-template-columns: 1fr; gap: 80px; }
  .sobre-img-wrap { max-width: 500px; margin: 0 auto; }
  .sobre-stats { bottom: -20px; right: 0; }
  .contacto-grid { grid-template-columns: 1fr; gap: 48px; }
}

@media (max-width: 768px) {
  .hero {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 48px;
    padding-top: 100px;
    min-height: auto;
  }

  .hero-sub { margin: 0 auto 36px; }
  .hero-actions { justify-content: center; }
  .hero-trust { justify-content: center; }
  .hero-image { display: none; }

  .nav-links { display: none; }

  .nav-toggle { display: flex; }

  .cards-grid { grid-template-columns: 1fr; }
  .testimonios-grid { grid-template-columns: 1fr; }
  .faq-grid { grid-template-columns: 1fr; }
  .pasos-grid { grid-template-columns: 1fr; }

  .form-row { grid-template-columns: 1fr; }
  .contacto-form { padding: 28px 20px; }
  .sobre-stats { position: static; margin-top: 20px; justify-content: center; }
}