/* ==========================================================
   ZEN SPA FACATATIVÁ · Salud, Belleza & Bienestar
   Zen Minimal | Sage + Ivory | Ambient Particles Canvas
   ========================================================== */

:root {
  --color-bg: #141820;
  --color-surface: #1a202b;
  --color-surface-light: #222a38;
  --color-primary: #7a9a9a;
  --color-primary-dark: #5a7a7a;
  --color-primary-glow: rgba(122, 154, 154, 0.15);
  --color-accent: #d4c4b0;
  --color-text: #f0ece6;
  --color-text-muted: #7a8a8a;
  --radius-sm: 8px;
  --radius-md: 16px;
  --wa-number: "573213344556";
  --font-display: 'Cinzel', Georgia, serif, 'Apple Color Emoji', 'Segoe UI Emoji', 'Noto Color Emoji';
  --font-body: 'Lato', system-ui, sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji', 'Noto Color Emoji';
  --transition: 0.35s ease;
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: var(--font-body); background: var(--color-bg); color: var(--color-text); line-height: 1.7; overflow-x: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
.container { width: 100%; max-width: 1120px; margin: 0 auto; padding: 0 20px; }
.section { padding: 72px 0; }
.section--sage { background: var(--color-surface); }
.section--cta { text-align: center; background: linear-gradient(135deg, #141820, #1a202b); border-top: 1px solid rgba(122,154,154,0.04); }
.text-accent { color: var(--color-accent); }
.section__header { text-align: center; margin-bottom: 40px; }
.section__tag { display: inline-block; font-size: 0.6rem; font-weight: 400; letter-spacing: 5px; text-transform: uppercase; color: var(--color-primary); margin-bottom: 12px; border: 1px solid rgba(122,154,154,0.1); padding: 5px 18px; border-radius: 50px; }
.section__title { font-family: var(--font-display); font-size: 2rem; font-weight: 600; line-height: 1.2; margin-bottom: 12px; letter-spacing: 1px; }
.section__desc { color: var(--color-text-muted); font-size: 0.95rem; }

.btn { display: inline-flex; align-items: center; gap: 10px; padding: 14px 32px; border-radius: 50px; font-family: var(--font-body); font-size: 0.85rem; font-weight: 400; cursor: pointer; transition: var(--transition); border: 1px solid transparent; letter-spacing: 1px; }
.btn--primary { background: var(--color-primary); color: #141820; border-color: var(--color-primary); }
.btn--primary:hover { background: var(--color-primary-dark); transform: translateY(-2px); box-shadow: 0 8px 30px rgba(122,154,154,0.15); }
.btn--ghost { background: transparent; color: var(--color-accent); border-color: var(--color-accent); }
.btn--ghost:hover { background: rgba(212,196,176,0.04); transform: translateY(-2px); }
.btn--large { padding: 16px 42px; font-size: 0.9rem; }

.header { position: fixed; top: 0; left: 0; width: 100%; z-index: 1000; background: rgba(20,24,32,0.8); backdrop-filter: blur(20px); border-bottom: 1px solid rgba(122,154,154,0.04); }
.header__inner { display: flex; align-items: center; justify-content: space-between; padding: 14px 20px; }
.header__logo { display: flex; align-items: center; gap: 6px; font-family: var(--font-display); font-size: 1.3rem; font-weight: 600; letter-spacing: 2px; }
.header__logo-accent { color: var(--color-accent); font-style: italic; }
.logo__icon { margin-right: 8px; flex-shrink: 0; transition: transform 0.3s ease; }
a:hover .logo__icon { transform: scale(1.1) rotate(-5deg); }

.nav-toggle { display: flex; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; z-index: 1001; }
.nav-toggle span { display: block; width: 26px; height: 1.5px; background: var(--color-text); border-radius: 1px; transition: var(--transition); }
.nav-toggle--active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-toggle--active span:nth-child(2) { opacity: 0; }
.nav-toggle--active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }
.nav { position: fixed; top: 0; right: -100%; width: 75%; max-width: 320px; height: 100vh; background: rgba(20,24,32,0.98); backdrop-filter: blur(24px); display: flex; align-items: center; justify-content: center; transition: right 0.4s ease; z-index: 999; border-left: 1px solid rgba(122,154,154,0.04); }
.nav--open { right: 0; }
.nav__list { display: flex; flex-direction: column; align-items: center; gap: 4px; }
.nav__link { display: block; padding: 14px 44px; font-size: 0.95rem; color: var(--color-text-muted); transition: var(--transition); letter-spacing: 1px; }
.nav__link:hover { color: var(--color-accent); }
.nav__link--active { color: var(--color-accent); font-weight: 500; }

.hero { position: relative; min-height: 100vh; display: flex; align-items: center; overflow: hidden; }
.hero__bg { position: absolute; inset: 0; z-index: 0; }
.hero__img { width: 100%; height: 100%; object-fit: cover; }
.hero__overlay { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(20,24,32,0.7) 0%, rgba(20,24,32,0.3) 50%, rgba(20,24,32,0.8) 100%); }
.hero__canvas { position: absolute; inset: 0; z-index: 1; pointer-events: none; }
.hero__content { position: relative; z-index: 2; text-align: center; max-width: 600px; margin: 0 auto; padding: 100px 20px 60px; }
.hero__tag { font-size: 0.65rem; letter-spacing: 6px; text-transform: uppercase; color: var(--color-primary); margin-bottom: 16px; display: block; }
.hero__title { font-family: var(--font-display); font-size: 3rem; font-weight: 600; line-height: 1.1; }
.hero__title-line { display: block; }
.hero__title-line--sub { color: var(--color-accent); font-size: 2.2rem; font-style: italic; font-weight: 400; }
.hero__desc { color: var(--color-text-muted); font-size: 0.95rem; margin-top: 20px; margin-bottom: 32px; max-width: 440px; margin-left: auto; margin-right: auto; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }

.about { display: grid; gap: 36px; align-items: center; }
.about__img { border-radius: var(--radius-md); overflow: hidden; box-shadow: 0 20px 60px rgba(0,0,0,0.3); }
.about__img img { width: 100%; height: 300px; object-fit: cover; transition: transform 0.6s ease; }
.about__img:hover img { transform: scale(1.03); }
.about__text { color: var(--color-text-muted); margin-bottom: 14px; font-size: 0.95rem; }
.about__stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 24px; }
.stat { text-align: center; padding: 16px 8px; background: var(--color-surface); border: 1px solid rgba(122,154,154,0.04); border-radius: var(--radius-sm); }
.stat__num { display: block; font-family: var(--font-display); font-size: 2rem; font-weight: 600; color: var(--color-accent); }
.stat__label { font-size: 0.65rem; color: var(--color-text-muted); margin-top: 6px; text-transform: uppercase; letter-spacing: 3px; }

.srv-grid { display: grid; grid-template-columns: 1fr; gap: 16px; }
.srv-card { padding: 28px 24px; text-align: center; background: var(--color-surface-light); border: 1px solid rgba(122,154,154,0.04); border-radius: var(--radius-sm); transition: var(--transition); }
.srv-card:hover { transform: translateY(-4px); border-color: rgba(122,154,154,0.1); }
.srv-card__icon { font-size: 2rem; margin-bottom: 12px; }
.srv-card h3 { font-family: var(--font-display); font-size: 1.2rem; font-weight: 600; margin-bottom: 8px; }
.srv-card p { font-size: 0.85rem; color: var(--color-text-muted); }

.test-grid { display: grid; grid-template-columns: 1fr; gap: 16px; }
.test-card { padding: 24px 20px; background: var(--color-surface); border: 1px solid rgba(122,154,154,0.04); border-radius: var(--radius-sm); }
.test-card__text { font-size: 0.9rem; line-height: 1.7; font-style: italic; color: var(--color-text-muted); }
.test-card__author { display: block; margin-top: 12px; color: var(--color-accent); font-weight: 400; }

.cta__title { font-family: var(--font-display); font-size: 2.2rem; font-weight: 600; margin-bottom: 12px; }
.cta__desc { color: var(--color-text-muted); margin-bottom: 28px; }

.page-hero { padding: 120px 0 50px; text-align: center; background: var(--color-surface); }
.page-hero__title { font-family: var(--font-display); font-size: 2.4rem; font-weight: 600; }
.page-hero__desc { color: var(--color-text-muted); max-width: 480px; margin: 0 auto; }

.svc-group { margin-bottom: 40px; }
.svc-group__title { font-family: var(--font-display); font-size: 1.4rem; font-weight: 600; margin-bottom: 16px; color: var(--color-accent); border-bottom: 1px solid rgba(122,154,154,0.04); padding-bottom: 8px; }
.svc-list { display: flex; flex-direction: column; gap: 8px; }
.svc-item { display: flex; justify-content: space-between; align-items: center; padding: 14px 18px; gap: 12px; background: var(--color-surface); border: 1px solid rgba(122,154,154,0.04); border-radius: var(--radius-sm); transition: var(--transition); }
.svc-item:hover { border-color: rgba(122,154,154,0.08); transform: translateX(4px); }
.svc-item--feat { border-color: var(--color-accent) !important; background: rgba(212,196,176,0.015); }
.svc-item__name { font-weight: 500; margin-bottom: 2px; }
.svc-item__desc { font-size: 0.8rem; color: var(--color-text-muted); }
.svc-item__price { font-family: var(--font-display); font-size: 1.1rem; color: var(--color-accent); white-space: nowrap; }

.gallery-filters { display: flex; flex-wrap: wrap; gap: 6px; justify-content: center; margin-bottom: 28px; }
.gallery-filter { padding: 8px 20px; border-radius: 50px; border: 1px solid rgba(122,154,154,0.08); background: transparent; color: var(--color-text-muted); font-family: var(--font-body); font-size: 0.75rem; cursor: pointer; transition: var(--transition); text-transform: uppercase; letter-spacing: 2px; }
.gallery-filter:hover { border-color: var(--color-accent); color: var(--color-accent); }
.gallery-filter--active { background: var(--color-primary); color: #141820; border-color: var(--color-primary); }
.gallery-grid { display: grid; grid-template-columns: 1fr; gap: 12px; }
.gallery-item { position: relative; border-radius: var(--radius-sm); overflow: hidden; cursor: pointer; aspect-ratio: 4/3; box-shadow: 0 4px 20px rgba(0,0,0,0.2); }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.gallery-item:hover img { transform: scale(1.06); }
.gallery-item__overlay { position: absolute; bottom: 0; left: 0; right: 0; padding: 14px; background: linear-gradient(transparent, rgba(20,24,32,0.7)); opacity: 0; transition: opacity 0.3s ease; }
.gallery-item:hover .gallery-item__overlay { opacity: 1; }
.gallery-item__label { font-size: 0.85rem; }

.contact-grid { display: grid; gap: 28px; }
.contact-info { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.contact-card { padding: 20px; text-align: center; background: var(--color-surface); border: 1px solid rgba(122,154,154,0.04); border-radius: var(--radius-sm); transition: var(--transition); }
.contact-card:hover { transform: translateY(-3px); }
.contact-card__icon { font-size: 1.4rem; margin-bottom: 8px; color: var(--color-primary); }
.contact-card__title { font-family: var(--font-display); font-size: 0.95rem; font-weight: 600; }
.contact-card__text { font-size: 0.85rem; color: var(--color-text-muted); }
.contact-card__link { color: var(--color-accent); }
.contact-form-wrap { padding: 28px 20px; background: var(--color-surface); border: 1px solid rgba(122,154,154,0.04); border-radius: var(--radius-sm); }
.contact-form__title { font-family: var(--font-display); font-size: 1.3rem; font-weight: 600; }
.contact-form__desc { color: var(--color-text-muted); font-size: 0.9rem; margin-bottom: 20px; }
.form-group { margin-bottom: 14px; }
.form-label { display: block; font-size: 0.7rem; color: var(--color-text-muted); margin-bottom: 6px; text-transform: uppercase; letter-spacing: 3px; }
.form-input { width: 100%; padding: 12px 14px; border-radius: var(--radius-sm); border: 1px solid rgba(122,154,154,0.06); background: rgba(255,255,255,0.01); color: var(--color-text); font-size: 0.95rem; outline: none; transition: var(--transition); }
.form-input:focus { border-color: var(--color-primary); }

.wa-float { position: fixed; bottom: 24px; right: 24px; width: 56px; height: 56px; border-radius: 50%; background: #25D366; display: flex; align-items: center; justify-content: center; box-shadow: 0 6px 24px rgba(37,211,102,0.4); z-index: 999; transition: var(--transition); animation: waBounce 2s ease-in-out infinite; }
.wa-float:hover { transform: scale(1.1); }
@keyframes waBounce { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-6px); } }

.footer { background: #0e1118; padding: 40px 0 20px; border-top: 1px solid rgba(122,154,154,0.03); }
.footer__inner { display: flex; flex-direction: column; gap: 28px; }
.footer__grid { display: grid; grid-template-columns: 1fr; gap: 20px; }
.footer__brand { font-family: var(--font-display); font-size: 1.2rem; font-weight: 600; }
.footer__accent { color: var(--color-accent); }
.footer__heading { font-family: var(--font-display); font-size: 0.85rem; font-weight: 600; text-transform: uppercase; letter-spacing: 3px; color: var(--color-primary); margin-bottom: 8px; }
.footer__text { font-size: 0.85rem; color: rgba(255,255,255,0.15); }
.footer__link { color: var(--color-accent); }
.footer__bottom { display: flex; flex-direction: column; gap: 4px; text-align: center; padding-top: 20px; border-top: 1px solid rgba(122,154,154,0.03); font-size: 0.8rem; color: rgba(255,255,255,0.08); }
.footer__presentto { color: var(--color-primary); font-size: 0.78rem; opacity: 0.4; }

@media (min-width: 768px) {
  .container { padding: 0 32px; }
  .section { padding: 100px 0; }
  .section__title { font-size: 2.4rem; }
  .nav-toggle { display: none; }
  .nav { position: static; width: auto; height: auto; background: none; backdrop-filter: none; border: none; }
  .nav__list { flex-direction: row; }
  .nav__link { padding: 8px 18px; font-size: 0.85rem; }
  .hero__title { font-size: 4rem; }
  .hero__title-line--sub { font-size: 2.8rem; }
  .about { grid-template-columns: 1fr 1fr; gap: 48px; }
  .about__img img { height: 400px; }
  .srv-grid { grid-template-columns: repeat(2, 1fr); }
  .test-grid { grid-template-columns: repeat(3, 1fr); }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr 1fr; }
  .contact-info { grid-template-columns: 1fr 1fr; }
  .footer__grid { grid-template-columns: repeat(3, 1fr); }
  .footer__bottom { flex-direction: row; justify-content: space-between; }
}

@media (min-width: 1024px) {
  .hero__title { font-size: 5rem; }
  .hero__title-line--sub { font-size: 3.5rem; }
  .srv-grid { grid-template-columns: repeat(4, 1fr); }
  .gallery-grid { grid-template-columns: repeat(3, 1fr); }
}

@keyframes fadeInUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }
.hero__content { animation: fadeInUp 0.8s ease-out; }

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--color-bg); }
::-webkit-scrollbar-thumb { background: rgba(122,154,154,0.1); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(122,154,154,0.2); }
::selection { background: var(--color-primary); color: #141820; }

/* ===== SCROLL REVEAL ===== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal--left { transform: translateX(-30px); }
.reveal--left.is-visible { transform: translateX(0); }
.reveal--right { transform: translateX(30px); }
.reveal--right.is-visible { transform: translateX(0); }
.reveal--scale { transform: scale(0.9); }
.reveal--scale.is-visible { transform: scale(1); }
/* Stagger delays */
.reveal--d1 { transition-delay: 0.1s; }
.reveal--d2 { transition-delay: 0.2s; }
.reveal--d3 { transition-delay: 0.3s; }
.reveal--d4 { transition-delay: 0.4s; }
@media (prefers-reduced-motion: reduce) {
  .reveal, .reveal--left, .reveal--right, .reveal--scale {
    opacity: 1;
    transform: none;
  }
}