/* ============================================
   TOKENS
   ============================================ */
:root {
  --black:    #0D0D0D;
  --cream:    #F5F0E8;
  --gold:     #fcb000;
  --orange:   #fcb000;
  --night:    #1A1A2E;
  --gray:     #8C8C8C;
  --gray-lt:  #D4CFC7;

  --font-display: 'DM Serif Display', Georgia, serif;
  --font-body:    'Inter', system-ui, sans-serif;
  --font-mono:    'DM Mono', 'Courier New', monospace;

  --space-xs:  0.5rem;
  --space-sm:  1rem;
  --space-md:  2rem;
  --space-lg:  4rem;
  --space-xl:  8rem;

  --radius:    4px;
  --max-w:     1200px;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--cream);
  color: var(--black);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

/* ============================================
   UTILITIES
   ============================================ */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.mono {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.05em;
}

.eyebrow {
  display: block;
  color: var(--orange);
  text-transform: uppercase;
  margin-bottom: var(--space-sm);
}

.accent { color: var(--orange); }

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.15;
  margin-bottom: var(--space-md);
}

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

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.75rem;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  border: 2px solid transparent;
}

.btn--primary {
  background: var(--orange);
  color: #fff;
  border-color: var(--orange);
}
.btn--primary:hover {
  background: #c93615;
  border-color: #c93615;
}

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

.btn--large {
  padding: 1.1rem 2.2rem;
  font-size: 1.05rem;
}

.link-arrow {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--orange);
  transition: gap 0.2s;
}
.link-arrow:hover { text-decoration: underline; }

/* ============================================
   DIAGONAL DIVIDER
   ============================================ */
.diagonal-divider {
  width: 100%;
  height: 60px;
  background: var(--night);
  clip-path: polygon(0 0, 100% 40%, 100% 100%, 0 100%);
  margin-top: -1px;
}

.diagonal-divider--dark {
  background: var(--cream);
  clip-path: polygon(0 40%, 100% 0, 100% 100%, 0 100%);
}

/* ============================================
   NAV
   ============================================ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.2rem var(--space-md);
  background: rgba(245, 240, 232, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gray-lt);
}

.nav__logo {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.nav__links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--gray);
  transition: color 0.2s;
}
.nav__links a:hover { color: var(--black); }

.nav__cta {
  color: var(--orange) !important;
  font-weight: 600 !important;
}

.nav__right {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.lang-switcher {
  display: flex;
  align-items: center;
  gap: 4px;
}

.lang-btn {
  background: none;
  border: none;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  color: var(--gray);
  cursor: pointer;
  padding: 3px 5px;
  border-radius: 3px;
  transition: all 0.15s;
}
.lang-btn:hover { color: var(--black); }
.lang-btn.active {
  color: var(--gold);
  font-weight: 500;
}

.lang-sep {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--gray-lt);
}

.nav__burger {
  display: none;
  background: none;
  border: none;
  font-size: 1.4rem;
  cursor: pointer;
}

/* ============================================
   HERO
   ============================================ */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: calc(var(--space-xl) + 4rem) var(--space-md) var(--space-xl);
  max-width: var(--max-w);
  margin: 0 auto;
}

.hero__eyebrow {
  display: block;
  color: var(--orange);
  text-transform: uppercase;
  margin-bottom: var(--space-md);
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  line-height: 1.08;
  margin-bottom: var(--space-md);
  max-width: 16ch;
}

.hero__title em {
  font-style: italic;
  color: var(--orange);
}

.hero__sub {
  font-size: 1.15rem;
  color: var(--gray);
  max-width: 52ch;
  margin-bottom: var(--space-lg);
  line-height: 1.7;
}

.hero__actions {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  margin-bottom: var(--space-xl);
}

.hero__stat-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px solid var(--gray-lt);
  max-width: 760px;
}

.hero__stat {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.hero__stat-num {
  font-size: 2rem;
  font-weight: 500;
  color: var(--orange);
}

.hero__stat-label {
  font-size: 0.82rem;
  color: var(--gray);
  line-height: 1.4;
}

/* ============================================
   DIFERENCIAL
   ============================================ */
.diferencial {
  background: var(--night);
  color: var(--cream);
  padding: var(--space-xl) 0;
}

.diferencial .section-title { color: var(--cream); }

.diferencial__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: start;
}

.diferencial__left .eyebrow { color: var(--orange); }

.diferencial__item {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-md) 0;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.diferencial__item:last-child { border-bottom: none; }

.diferencial__num {
  color: var(--orange);
  font-size: 0.75rem;
  padding-top: 0.3rem;
  flex-shrink: 0;
  width: 2rem;
}

.diferencial__item h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
  color: var(--cream);
}

.diferencial__item p {
  font-size: 0.95rem;
  color: rgba(245,240,232,0.65);
  line-height: 1.65;
}

/* ============================================
   SERVICIOS
   ============================================ */
.servicios {
  background: var(--cream);
  padding: var(--space-xl) 0;
}

.servicios__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}

.servicio-card {
  background: #fff;
  border: 1px solid var(--gray-lt);
  border-radius: var(--radius);
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  transition: transform 0.2s, box-shadow 0.2s;
}

.servicio-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 32px rgba(0,0,0,0.08);
}

.servicio-card--featured {
  border-color: var(--orange);
  position: relative;
}

.servicio-card--featured::before {
  content: 'Más solicitado';
  position: absolute;
  top: -12px; left: 50%;
  transform: translateX(-50%);
  background: var(--orange);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 3px 12px;
  border-radius: 20px;
  white-space: nowrap;
}

.servicio-card__tag {
  color: var(--orange);
  text-transform: uppercase;
}

.servicio-card__sector {
  font-size: 0.8rem;
  color: var(--gray);
  font-weight: 500;
}

.servicio-card h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  line-height: 1.25;
}

.servicio-card p {
  font-size: 0.92rem;
  color: var(--gray);
  line-height: 1.65;
  flex: 1;
}

.servicio-card__features {
  font-size: 0.85rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.servicio-card__features li::before {
  content: '→ ';
  color: var(--orange);
}

.servicio-card__footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-sm);
  border-top: 1px solid var(--gray-lt);
  margin-top: auto;
}

.servicio-card__footer .mono {
  font-size: 0.95rem;
  font-weight: 500;
}

/* TIERS */
.tiers {
  background: var(--black);
  color: var(--cream);
  padding: var(--space-lg);
  border-radius: var(--radius);
}

.tiers__title {
  font-family: var(--font-display);
  font-size: 1.4rem;
  margin-bottom: var(--space-md);
  text-align: center;
}

.tiers__row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.tier {
  padding: var(--space-md);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.tier--mid {
  border-color: var(--orange);
}

.tier__name {
  color: var(--orange);
  text-transform: uppercase;
}

.tier__price {
  font-family: var(--font-display);
  font-size: 1.5rem;
}

.tier__time {
  font-size: 0.8rem;
  color: var(--gray);
}

.tier p {
  font-size: 0.88rem;
  color: rgba(245,240,232,0.6);
  line-height: 1.5;
}

/* ============================================
   CASOS
   ============================================ */
.casos {
  background: var(--night);
  color: var(--cream);
  padding: var(--space-xl) 0;
}

.casos .section-title { color: var(--cream); }
.casos .eyebrow { color: var(--orange); }

.casos__grid {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.caso {
  display: grid;
  grid-template-columns: 1fr 40px 1fr;
  gap: var(--space-md);
  align-items: center;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius);
  padding: var(--space-md);
}

.caso__label {
  display: block;
  color: var(--gray);
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.caso__sintoma p {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-style: italic;
  color: rgba(245,240,232,0.7);
}

.caso__arrow {
  text-align: center;
  font-size: 1.4rem;
  color: var(--orange);
}

.caso__causa p {
  font-size: 0.93rem;
  color: rgba(245,240,232,0.75);
  line-height: 1.65;
  margin-bottom: 0.75rem;
}

.caso__resultado {
  color: var(--orange);
  display: block;
}

/* ============================================
   QUIZ CTA
   ============================================ */
.quiz-cta {
  background: var(--cream);
  padding: var(--space-xl) 0;
}

.quiz-cta__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.quiz-cta__text .eyebrow { color: var(--orange); }

.quiz-cta__text h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  line-height: 1.15;
  margin-bottom: var(--space-sm);
}

.quiz-cta__text h2 em {
  font-style: italic;
  color: var(--orange);
}

.quiz-cta__text p {
  font-size: 0.97rem;
  color: var(--gray);
  line-height: 1.7;
  max-width: 44ch;
}

.quiz-cta__action {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  align-items: flex-start;
}

.quiz-cta__note {
  color: var(--gray);
}

/* ============================================
   CONTACTO
   ============================================ */
.contacto {
  background: var(--black);
  color: var(--cream);
  padding: var(--space-lg) 0;
}

.contacto__inner {
  text-align: center;
}

.contacto .section-title {
  color: var(--cream);
  margin-bottom: var(--space-sm);
}

.contacto p {
  color: var(--gray);
  margin-bottom: var(--space-md);
}

.contacto .btn--ghost {
  color: var(--cream);
  border-color: rgba(255,255,255,0.3);
}

.contacto .btn--ghost:hover {
  background: var(--cream);
  color: var(--black);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--black);
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: var(--space-sm) 0;
}

.footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--gray);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 900px) {
  .diferencial__grid { grid-template-columns: 1fr; gap: var(--space-lg); }
  .servicios__grid { grid-template-columns: 1fr; }
  .tiers__row { grid-template-columns: 1fr; }
  .quiz-cta__inner { grid-template-columns: 1fr; }
  .caso { grid-template-columns: 1fr; }
  .caso__arrow { display: none; }
  .hero__stat-row { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .nav__links { display: none; }
  .nav__burger { display: block; }
  .nav__links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 64px; left: 0; right: 0;
    background: var(--cream);
    padding: var(--space-md);
    border-bottom: 1px solid var(--gray-lt);
    gap: var(--space-sm);
  }
  .hero { padding-top: 8rem; }
  .footer__inner { flex-direction: column; gap: 0.5rem; text-align: center; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; }
}