/* ============================================
   FisioVida — Design System
   Paleta: Azul turquesa + Naranja vibrante
   ============================================ */
:root {
  --primary: hsl(187, 85%, 38%);
  --primary-deep: hsl(195, 70%, 18%);
  --primary-glow: hsl(180, 75%, 60%);
  --secondary: hsl(20, 95%, 58%);
  --secondary-glow: hsl(28, 100%, 70%);
  --accent: hsl(45, 100%, 65%);

  --bg: hsl(180, 30%, 98%);
  --card: hsl(0, 0%, 100%);
  --foreground: hsl(195, 50%, 15%);
  --muted: hsl(195, 15%, 45%);
  --border: hsl(190, 30%, 90%);
  --success: hsl(160, 70%, 42%);
  --destructive: hsl(0, 78%, 55%);

  --gradient-brand: linear-gradient(135deg, var(--primary) 0%, var(--primary-glow) 100%);
  --gradient-orange: linear-gradient(135deg, var(--secondary) 0%, var(--secondary-glow) 100%);
  --gradient-hero: linear-gradient(135deg, hsl(187, 85%, 38%) 0%, hsl(195, 70%, 28%) 50%, hsl(20, 95%, 58%) 100%);
  --gradient-soft: linear-gradient(180deg, hsl(180, 40%, 97%) 0%, hsl(190, 30%, 95%) 100%);
  --gradient-success: linear-gradient(135deg, hsl(160, 70%, 42%) 0%, hsl(180, 70%, 50%) 100%);

  --shadow-soft: 0 4px 20px -4px hsla(195, 50%, 15%, 0.08);
  --shadow-glow: 0 12px 40px -8px hsla(187, 85%, 38%, 0.35);
  --shadow-elevated: 0 20px 60px -12px hsla(195, 50%, 15%, 0.18);

  --radius: 1.25rem;
}

/* ============================================ RESET */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Inter', system-ui, sans-serif;
  color: var(--foreground);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; padding: 0; margin: 0; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
h1, h2, h3, h4 { font-family: 'Fraunces', Georgia, serif; color: var(--primary-deep); margin: 0; line-height: 1.15; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 1.25rem; }
.muted { color: var(--muted); }
.lead { font-size: 1.125rem; color: var(--muted); }
.text-gradient {
  background: var(--gradient-orange);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.chip {
  display: inline-block;
  padding: 0.4rem 1rem;
  border-radius: 999px;
  background: var(--card);
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  box-shadow: var(--shadow-soft);
}

/* ============================================ BUTTONS */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.95rem 1.6rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: transform 0.3s ease, box-shadow 0.3s ease, background 0.3s ease;
  white-space: nowrap;
}
.btn-sm { padding: 0.55rem 1.1rem; font-size: 0.85rem; }
.btn-block { width: 100%; }
.btn-hero {
  background: var(--gradient-orange);
  color: white;
  box-shadow: var(--shadow-glow);
}
.btn-hero:hover { transform: translateY(-2px); box-shadow: 0 16px 50px -10px hsla(20, 95%, 58%, 0.5); }
.btn-soft {
  background: var(--card);
  color: var(--primary);
  box-shadow: var(--shadow-soft);
}
.btn-soft:hover { transform: translateY(-2px); }
.btn:disabled { opacity: 0.6; cursor: not-allowed; transform: none !important; }

/* ============================================ NAVBAR */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  background: hsla(0, 0%, 100%, 0.85);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s, box-shadow 0.3s;
}
.navbar.scrolled { border-bottom-color: var(--border); box-shadow: var(--shadow-soft); }
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 1.25rem;
}
.logo {
  display: flex; align-items: center; gap: 0.6rem;
  font-family: 'Fraunces', serif; font-weight: 700; font-size: 1.35rem;
  color: var(--primary-deep);
}
.logo img { transition: transform 0.5s; }
.logo:hover img { transform: rotate(8deg); }
.logo-accent { color: var(--secondary); }
.nav-links { display: flex; align-items: center; gap: 1.75rem; }
.nav-links a { font-weight: 500; font-size: 0.95rem; transition: color 0.2s; }
.nav-links a:hover { color: var(--primary); }
.nav-toggle {
  display: none; flex-direction: column; gap: 5px; padding: 0.5rem;
}
.nav-toggle span { width: 24px; height: 2px; background: var(--primary-deep); border-radius: 2px; }

@media (max-width: 860px) {
  .nav-toggle { display: flex; }
  .nav-links {
    position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: white; padding: 1rem; box-shadow: var(--shadow-soft);
    transform: translateY(-10px); opacity: 0; pointer-events: none;
    transition: all 0.25s;
  }
  .nav-links.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .nav-links a { padding: 0.85rem 1rem; border-radius: 0.75rem; }
  .nav-links .btn { margin-top: 0.5rem; }
}

/* ============================================ HERO */
.hero {
  position: relative;
  padding: 9rem 0 5rem;
  background: var(--gradient-soft);
  overflow: hidden;
}
.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.4;
  animation: float-slow 8s ease-in-out infinite;
  pointer-events: none;
}
.blob-primary { width: 500px; height: 500px; background: var(--primary-glow); top: -100px; left: -150px; }
.blob-secondary { width: 450px; height: 450px; background: var(--secondary-glow); bottom: -100px; right: -100px; animation-delay: 2s; }
.blob.small { width: 350px; height: 350px; }

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 3rem;
  align-items: center;
}
.display { font-size: clamp(2.5rem, 5vw, 4rem); font-weight: 900; margin-top: 1.25rem; }
.display-2 { font-size: clamp(2rem, 4vw, 3rem); font-weight: 700; margin-top: 1rem; }
.hero-text .lead { margin: 1.5rem 0 2rem; max-width: 520px; }
.hero-cta { display: flex; gap: 1rem; flex-wrap: wrap; }
.hero-stats {
  display: flex; gap: 2.5rem; margin-top: 3rem; flex-wrap: wrap;
}
.hero-stats div { display: flex; flex-direction: column; }
.hero-stats strong { font-family: 'Fraunces', serif; font-size: 2rem; color: var(--primary-deep); }
.hero-stats span { font-size: 0.85rem; color: var(--muted); }

.hero-image { position: relative; }
.hero-image img {
  width: 100%; border-radius: 2rem; box-shadow: var(--shadow-elevated);
  aspect-ratio: 4/5; object-fit: cover;
}
.floating-card {
  position: absolute;
  background: white; padding: 0.85rem 1.25rem;
  border-radius: 1rem; box-shadow: var(--shadow-elevated);
  font-size: 0.9rem; font-weight: 600;
  animation: float-slow 4s ease-in-out infinite;
}
.card-1 { top: 10%; left: -1rem; }
.card-2 { bottom: 12%; right: -1rem; animation-delay: 1.5s; }

@media (max-width: 860px) {
  .hero { padding: 7rem 0 3rem; }
  .hero-grid { grid-template-columns: 1fr; }
}

/* ============================================ SECTIONS */
.section { padding: 6rem 0; position: relative; overflow: hidden; }
.section-light { background: var(--bg); }
.section-soft { background: var(--gradient-soft); }
.section-head { text-align: center; max-width: 640px; margin: 0 auto 3.5rem; }
.section-head .muted { margin-top: 1rem; font-size: 1.1rem; }

/* SERVICES */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}
.service-card {
  background: white;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  transition: transform 0.4s, box-shadow 0.4s;
}
.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-glow); }
.service-card .img-wrap { height: 180px; overflow: hidden; }
.service-card img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s; }
.service-card:hover img { transform: scale(1.08); }
.service-card .body { padding: 1.5rem; }
.service-card h3 { font-size: 1.25rem; margin-bottom: 0.5rem; }
.service-card p { color: var(--muted); font-size: 0.95rem; margin: 0; }

/* ABOUT */
.about-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center;
  position: relative;
}
.stats-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
.stat-card {
  background: white; border-radius: var(--radius); padding: 1.5rem;
  box-shadow: var(--shadow-soft); transition: transform 0.4s, box-shadow 0.4s;
}
.stat-card:nth-child(even) { transform: translateY(1.5rem); }
.stat-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-glow); }
.stat-card:nth-child(even):hover { transform: translateY(calc(1.5rem - 4px)); }
.stat-icon {
  width: 48px; height: 48px; border-radius: 1rem;
  display: grid; place-items: center; margin-bottom: 1rem;
  font-size: 1.4rem; color: white;
}
.stat-icon.brand { background: var(--gradient-brand); }
.stat-icon.orange { background: var(--gradient-orange); }
.stat-card strong { display: block; font-family: 'Fraunces', serif; font-size: 2.25rem; color: var(--primary-deep); }
.stat-card span { font-size: 0.9rem; color: var(--muted); }

@media (max-width: 860px) { .about-grid { grid-template-columns: 1fr; } }

/* PRICING */
.pricing-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem; max-width: 1000px; margin: 0 auto;
}
.price-card {
  background: white; border-radius: var(--radius); padding: 2rem;
  box-shadow: var(--shadow-soft); position: relative;
  display: flex; flex-direction: column; transition: transform 0.4s, box-shadow 0.4s;
}
.price-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-elevated); }
.price-card.featured {
  background: var(--gradient-hero); color: white;
  box-shadow: var(--shadow-glow); transform: scale(1.03);
}
.price-card.featured:hover { transform: scale(1.03) translateY(-6px); }
.price-card.featured h3, .price-card.featured .price strong { color: white; }
.price-badge {
  position: absolute; top: -0.75rem; left: 50%; transform: translateX(-50%);
  background: var(--secondary); color: white; padding: 0.35rem 1rem;
  border-radius: 999px; font-size: 0.75rem; font-weight: 600;
}
.price-card h3 { font-size: 1.4rem; margin-bottom: 0.4rem; }
.price-card .price { margin: 1rem 0 1.5rem; }
.price-card .price strong { font-family: 'Fraunces', serif; font-size: 2.75rem; color: var(--primary-deep); }
.price-card .price span { color: var(--muted); }
.price-card.featured .price span { color: hsla(0, 0%, 100%, 0.8); }
.price-features { flex: 1; margin-bottom: 1.5rem; }
.price-features li { padding: 0.5rem 0; font-size: 0.95rem; display: flex; gap: 0.5rem; }
.price-features li::before { content: "✓"; color: var(--secondary); font-weight: 700; }
.price-card.featured .price-features li::before { color: var(--accent); }

/* CONTACT */
.contact-grid {
  display: grid; grid-template-columns: 2fr 3fr; gap: 2rem;
  max-width: 1100px; margin: 0 auto;
}
@media (max-width: 860px) { .contact-grid { grid-template-columns: 1fr; } }

.info-card {
  background: white; border-radius: var(--radius); padding: 1.25rem;
  box-shadow: var(--shadow-soft); display: flex; gap: 1rem; align-items: flex-start;
  margin-bottom: 1rem;
}
.info-icon {
  width: 48px; height: 48px; border-radius: 1rem;
  display: grid; place-items: center; flex-shrink: 0;
  font-size: 1.3rem; color: white;
}
.info-icon.brand { background: var(--gradient-brand); }
.info-icon.orange { background: var(--gradient-orange); }
.info-title { font-weight: 600; color: var(--primary-deep); margin: 0 0 0.25rem; }
.info-card p { margin: 0; font-size: 0.9rem; }

.promo-card {
  background: var(--gradient-brand); color: white;
  border-radius: var(--radius); padding: 1.5rem;
  box-shadow: var(--shadow-glow);
}
.promo-icon { font-size: 2rem; }
.promo-title { font-family: 'Fraunces', serif; font-size: 1.25rem; font-weight: 700; margin: 0.5rem 0 0.25rem; }
.promo-text { font-size: 0.9rem; opacity: 0.9; margin: 0; }

.contact-form-wrap { position: relative; }
.contact-form {
  background: white; border-radius: var(--radius); padding: 2.5rem;
  box-shadow: var(--shadow-elevated);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 540px) { .form-row { grid-template-columns: 1fr; } }
.form-field { margin-bottom: 1.25rem; }
.form-field label {
  display: block; font-weight: 600; color: var(--primary-deep);
  font-size: 0.9rem; margin-bottom: 0.5rem;
}
.form-field input, .form-field textarea {
  width: 100%; padding: 0.85rem 1rem; border: 1px solid var(--border);
  border-radius: 0.85rem; font-family: inherit; font-size: 0.95rem;
  transition: border-color 0.2s, box-shadow 0.2s; background: var(--bg);
}
.form-field input:focus, .form-field textarea:focus {
  outline: none; border-color: var(--primary);
  box-shadow: 0 0 0 3px hsla(187, 85%, 38%, 0.15);
}
.form-field textarea { resize: vertical; }
.error { color: var(--destructive); font-size: 0.8rem; display: block; min-height: 1rem; margin-top: 0.25rem; }
.form-note { text-align: center; font-size: 0.8rem; color: var(--muted); margin-top: 1rem; }

/* SUCCESS */
.success-message {
  position: relative;
  background: var(--gradient-success); color: white;
  border-radius: var(--radius); padding: 3rem 2rem;
  box-shadow: var(--shadow-elevated); overflow: hidden;
  animation: confetti-pop 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
  text-align: center;
}
.success-icon {
  width: 80px; height: 80px; border-radius: 50%;
  background: white; color: var(--secondary);
  display: grid; place-items: center; font-size: 2.5rem;
  margin: 0 auto 1.5rem; box-shadow: var(--shadow-glow);
  animation: float-slow 3s ease-in-out infinite;
}
.success-message h3 { color: white; font-size: 2rem; margin-bottom: 0.75rem; }
.success-message p { font-size: 1.05rem; opacity: 0.95; max-width: 420px; margin: 0 auto 1.5rem; }
.success-pill {
  display: inline-block; padding: 0.6rem 1.25rem; border-radius: 999px;
  background: hsla(0, 0%, 100%, 0.2); backdrop-filter: blur(8px);
  font-size: 0.9rem; margin-bottom: 1.5rem;
}
.confetti {
  position: absolute; inset: 0; pointer-events: none;
  background-image:
    radial-gradient(circle at 10% 20%, var(--accent) 4px, transparent 5px),
    radial-gradient(circle at 80% 30%, var(--primary-glow) 5px, transparent 6px),
    radial-gradient(circle at 30% 70%, var(--secondary-glow) 4px, transparent 5px),
    radial-gradient(circle at 70% 80%, white 3px, transparent 4px),
    radial-gradient(circle at 50% 10%, var(--accent) 3px, transparent 4px),
    radial-gradient(circle at 20% 50%, white 4px, transparent 5px);
  opacity: 0.6;
}
.success-inner { position: relative; }
.success-message .btn { background: white; color: var(--primary); }

/* FOOTER */
.footer {
  background: var(--primary-deep); color: white;
  padding: 4rem 0 2rem;
}
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 2.5rem;
  padding-bottom: 2.5rem; border-bottom: 1px solid hsla(0, 0%, 100%, 0.1);
}
@media (max-width: 720px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-brand p { color: hsla(0, 0%, 100%, 0.7); margin-top: 1rem; max-width: 380px; }
.logo-light, .logo-light .logo-accent { color: white; }
.logo-light .logo-accent { color: var(--secondary-glow); }
.footer h4 { color: white; margin-bottom: 1rem; }
.footer ul li { padding: 0.35rem 0; color: hsla(0, 0%, 100%, 0.7); font-size: 0.9rem; }
.footer ul li a:hover { color: var(--secondary-glow); }
.copy { text-align: center; color: hsla(0, 0%, 100%, 0.5); font-size: 0.8rem; margin-top: 2rem; }

/* WHATSAPP */
.whatsapp-btn {
  position: fixed; bottom: 1.5rem; right: 1.5rem; z-index: 40;
  width: 60px; height: 60px; border-radius: 50%;
  background: hsl(142, 70%, 45%); color: white;
  display: grid; place-items: center;
  box-shadow: 0 10px 30px -5px hsla(142, 70%, 45%, 0.5);
  transition: transform 0.3s;
}
.whatsapp-btn:hover { transform: scale(1.1); }
.whatsapp-pulse {
  position: absolute; inset: 0; border-radius: 50%;
  background: hsl(142, 70%, 45%);
  animation: pulse-ring 2s cubic-bezier(0.215, 0.61, 0.355, 1) infinite;
  z-index: -1;
}

/* SCROLL TOP */
.scroll-top {
  position: fixed; bottom: 1.5rem; left: 1.5rem; z-index: 40;
  width: 48px; height: 48px; border-radius: 50%;
  background: var(--gradient-brand); color: white;
  font-size: 1.4rem; font-weight: 700;
  box-shadow: var(--shadow-glow);
  opacity: 0; pointer-events: none;
  transition: all 0.3s;
}
.scroll-top.visible { opacity: 1; pointer-events: auto; }
.scroll-top:hover { transform: translateY(-3px); }

/* ANIMATIONS */
@keyframes float-slow {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}
@keyframes pulse-ring {
  0% { transform: scale(1); opacity: 0.6; }
  100% { transform: scale(1.6); opacity: 0; }
}
@keyframes confetti-pop {
  0% { transform: scale(0.8); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}
@keyframes fade-up {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
.reveal { opacity: 0; }
.reveal.in { animation: fade-up 0.7s ease-out forwards; }