/* ==========================================================================
   Kinestudio · Silvia Díaz — sitio final
   Base blanca luminosa + morado como color principal (glassmorphism suave)
   ========================================================================== */

:root {
  --white: #ffffff;
  --white-soft: #f7f4fd;
  --paper: #fbfaff;

  --violet-deep: #3b1e78;
  --violet: #7c3aed;
  --violet-light: #a78bfa;
  --violet-pale: #ede9fe;

  --ink: #1f1330;
  --ink-soft: #675a78;
  --ink-dim: #9d92ab;

  --gradient-aurora: linear-gradient(135deg, var(--violet-deep) 0%, var(--violet) 60%, var(--violet-light) 100%);
  --gradient-aurora-btn: linear-gradient(120deg, var(--violet) 0%, var(--violet-deep) 100%);
  --gradient-text: linear-gradient(120deg, var(--violet-deep) 0%, var(--violet) 100%);
  --gradient-orb: radial-gradient(circle at 50% 45%, #efe6ff 0%, var(--violet-light) 30%, var(--violet) 62%, var(--violet-deep) 88%, transparent 92%);

  --font-display: "Fraunces", serif;
  --font-body: "Inter", sans-serif;

  --container: 1180px;
  --radius: 20px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--white);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.skip-link {
  position: absolute; left: -999px; top: 0;
  background: var(--ink); color: var(--white);
  padding: 10px 16px; z-index: 999;
}
.skip-link:focus { left: 12px; top: 12px; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.15;
  margin: 0 0 0.5em;
  color: var(--ink);
}

h1 { font-size: clamp(2.4rem, 5vw, 3.8rem); font-weight: 400; }
h2 { font-size: clamp(1.9rem, 3.4vw, 2.7rem); }
h3 { font-size: 1.25rem; }

p { margin: 0 0 1em; }
.lead { font-size: 1.12rem; color: var(--ink-soft); max-width: 640px; }

.eyebrow {
  font-family: var(--font-body);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.75rem;
  font-weight: 700;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 1em;
  display: inline-block;
}

.section { padding: clamp(70px, 10vw, 130px) 0; position: relative; background: var(--white); }
.section-alt { background: var(--white-soft); }
.section-head { max-width: 760px; margin: 0 auto 56px; text-align: center; }
.section-head .lead { margin-left: auto; margin-right: auto; }
.section-head h2 { margin-bottom: 0.4em; }

/* ---------- Bold purple sections ---------- */
.section-bold {
  background: var(--gradient-aurora);
  color: #fff;
}
.section-bold h2, .section-bold h3 { color: #fff; }
.section-bold .lead { color: rgba(255,255,255,0.86); }
.section-bold .eyebrow {
  background: none;
  -webkit-text-fill-color: initial;
  color: #e4d9ff;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 15px 30px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
  white-space: nowrap;
}
.btn-primary {
  background: var(--gradient-aurora-btn);
  color: #fff;
  box-shadow: 0 12px 28px -10px rgba(124,58,237,0.55);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 16px 34px -8px rgba(124,58,237,0.6); }
.btn-ghost {
  background: transparent;
  border-color: rgba(31,19,48,0.22);
  color: var(--ink);
}
.btn-ghost:hover { border-color: var(--violet); background: rgba(124,58,237,0.08); }
.section-bold .btn-ghost { border-color: rgba(255,255,255,0.5); color: #fff; }
.section-bold .btn-ghost:hover { background: rgba(255,255,255,0.14); border-color: #fff; }
.btn-small { padding: 11px 22px; font-size: 0.85rem; }
.btn-large { padding: 18px 40px; font-size: 1.05rem; }

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 20px 0;
  background: rgba(255,255,255,0.8);
  backdrop-filter: blur(14px);
  transition: padding 0.3s ease, box-shadow 0.3s ease, background 0.3s ease;
  border-bottom: 1px solid rgba(124,58,237,0.08);
}
.site-header.scrolled {
  padding: 12px 0;
  background: rgba(255,255,255,0.95);
  box-shadow: 0 8px 30px -14px rgba(59,30,120,0.25);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; }

.brand { display: flex; align-items: center; gap: 10px; }
.brand-icon { height: 20px; width: auto; }
.brand-word { font-family: var(--font-display); font-size: 1.35rem; letter-spacing: 0.01em; color: var(--ink); }

.main-nav ul { display: flex; gap: 30px; }
.main-nav a {
  font-size: 0.92rem; font-weight: 500; color: var(--ink-soft);
  position: relative; padding: 4px 0;
  transition: color 0.2s ease;
}
.main-nav a::after {
  content: ""; position: absolute; left: 0; bottom: -2px;
  width: 0; height: 2px; background: var(--gradient-aurora-btn);
  transition: width 0.25s ease;
}
.main-nav a:hover { color: var(--ink); }
.main-nav a:hover::after { width: 100%; }

.header-actions { display: flex; align-items: center; gap: 18px; }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 38px; height: 38px;
  background: transparent; border: none; cursor: pointer;
}
.nav-toggle span { width: 100%; height: 2px; background: var(--ink); border-radius: 2px; transition: transform 0.3s ease, opacity 0.3s ease; }
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- WhatsApp floating button ---------- */
.whatsapp-float {
  position: fixed;
  bottom: 26px; right: 26px;
  width: 58px; height: 58px;
  background: #25D366;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 10px 26px -6px rgba(37,211,102,0.65);
  z-index: 200;
  animation: float-pulse 3s ease-in-out infinite;
}
.whatsapp-float svg { width: 30px; height: 30px; fill: #fff; }
.whatsapp-float:hover { animation-play-state: paused; transform: scale(1.08); }

@keyframes float-pulse {
  0%, 100% { box-shadow: 0 10px 26px -6px rgba(37,211,102,0.65); }
  50% { box-shadow: 0 10px 34px -2px rgba(37,211,102,0.9); }
}

/* ---------- Hero (foto real de la sala como fondo) ---------- */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  flex-direction: column;
  padding-top: 170px;
  overflow: hidden;
  isolation: isolate;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -2;
}
.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
}
.hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(31,19,48,0.55) 0%, rgba(46,20,90,0.72) 55%, rgba(31,19,48,0.92) 100%),
    linear-gradient(100deg, rgba(59,30,120,0.55) 0%, rgba(124,58,237,0.25) 45%, transparent 75%);
}
.hero-glow {
  position: absolute;
  background: var(--gradient-orb);
  opacity: 0.55;
  filter: blur(80px);
  top: -20%; right: -10%;
  width: 60%; height: 60%;
  border-radius: 50%;
  pointer-events: none;
  z-index: -1;
}
.hero-inner {
  position: relative;
  z-index: 2;
  flex: 1;
  display: flex;
  align-items: center;
  padding-bottom: 60px;
}
.hero-copy { max-width: 680px; }
.hero .eyebrow { background: none; -webkit-text-fill-color: initial; color: #d9c8ff; }
.hero h1 { color: #fff; }
.hero-lead { font-size: 1.15rem; color: rgba(255,255,255,0.88); }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin: 32px 0 22px; }
.hero .btn-ghost { border-color: rgba(255,255,255,0.55); color: #fff; }
.hero .btn-ghost:hover { background: rgba(255,255,255,0.14); border-color: #fff; }
.hero-note { font-size: 0.85rem; color: rgba(255,255,255,0.75); }
.hero-note a { color: #d9c8ff; font-weight: 600; }

.marquee {
  border-top: 1px solid rgba(255,255,255,0.18);
  background: rgba(31,19,48,0.25);
  overflow: hidden;
  padding: 18px 0;
  position: relative;
  z-index: 2;
}
.marquee-track {
  display: flex;
  gap: 48px;
  white-space: nowrap;
  width: max-content;
  animation: marquee 26s linear infinite;
}
.marquee-track span {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.1rem;
  color: rgba(255,255,255,0.85);
}
@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ---------- About / Formación (shared grid) ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 60px;
  align-items: center;
}
.about-grid-reverse { grid-template-columns: 1.15fr 0.85fr; }
.about-grid-reverse .about-copy { order: 1; }
.about-grid-reverse .about-visual { order: 2; }

.about-frame {
  border-radius: var(--radius);
  overflow: hidden;
  position: relative;
  box-shadow: 0 26px 54px -24px rgba(59,30,120,0.35);
}
.about-frame img { width: 100%; height: 100%; object-fit: cover; }
.about-frame::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(160deg, rgba(124,58,237,0.22), rgba(59,30,120,0.12) 55%, transparent);
  mix-blend-mode: multiply;
}
.about-frame-alt::after {
  background: linear-gradient(200deg, rgba(59,30,120,0.55), rgba(124,58,237,0.4) 55%, rgba(167,139,250,0.3) 100%);
  mix-blend-mode: color;
}
.about-frame-alt img { filter: grayscale(0.9) contrast(1.1) brightness(1.05); }

.about-copy .quote {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.3rem;
  color: var(--ink);
  border-left: 3px solid;
  border-image: var(--gradient-aurora-btn) 1;
  padding-left: 20px;
  margin-top: 28px;
}

.check-list { display: flex; flex-direction: column; gap: 12px; margin-top: 24px; }
.check-list li {
  position: relative;
  padding-left: 28px;
  color: var(--ink-soft);
}
.check-list li::before {
  content: "";
  position: absolute; left: 0; top: 7px;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--gradient-aurora-btn);
}

/* ---------- Método cards (bold section) ---------- */
.method-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}
.method-card {
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.28);
  backdrop-filter: blur(6px);
  border-radius: var(--radius);
  padding: 32px 26px;
  transition: transform 0.3s ease, background 0.3s ease;
}
.method-card:hover { transform: translateY(-6px); background: rgba(255,255,255,0.18); }
.method-card h3 { font-size: 1.1rem; color: #fff; }
.method-card p { color: rgba(255,255,255,0.82); margin: 0; font-size: 0.95rem; }

/* ---------- Recursos ---------- */
.resource-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 22px;
}
.resource-card {
  background: var(--paper);
  border-radius: var(--radius);
  padding: 30px 26px;
  border: 1px solid rgba(31,19,48,0.08);
  position: relative;
  overflow: hidden;
  box-shadow: 0 16px 34px -22px rgba(31,19,48,0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.resource-card:hover { transform: translateY(-6px); box-shadow: 0 22px 42px -20px rgba(124,58,237,0.3); }
.resource-num {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 2.2rem;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  display: block;
  margin-bottom: 6px;
}
.resource-card p { color: var(--ink-soft); font-size: 0.94rem; margin: 0; }
.resource-card-feature {
  background: linear-gradient(160deg, rgba(124,58,237,0.08), rgba(167,139,250,0.1));
  border-color: rgba(124,58,237,0.3);
}

.resource-card-kinesio::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(165deg, rgba(255,255,255,0.94) 25%, rgba(255,255,255,0.55) 60%, rgba(124,58,237,0.28)), url("../assets/img/kinesiologia-textura.jpg");
  background-size: cover, 220%;
  background-position: center, center 20%;
  background-blend-mode: normal, normal;
  filter: saturate(0.6);
  opacity: 0.7;
  z-index: 0;
}
.resource-card-kinesio > * { position: relative; z-index: 1; }

/* ---------- Pasos ---------- */
.steps { display: flex; flex-direction: column; gap: 6px; max-width: 820px; margin: 0 auto; }
.step {
  display: flex;
  gap: 26px;
  padding: 28px 0;
  border-bottom: 1px solid rgba(31,19,48,0.1);
}
.step:last-child { border-bottom: none; }
.step-num {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.8rem;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  flex-shrink: 0;
  width: 44px;
}
.step h3 { margin-bottom: 0.35em; display: flex; align-items: center; gap: 10px; }
.step p { color: var(--ink-soft); margin: 0; }
.tag {
  font-family: var(--font-body);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  background: var(--violet-pale);
  color: var(--violet-deep);
  padding: 3px 10px;
  border-radius: 999px;
  font-weight: 600;
}

/* ---------- Tarifas (bold section) ---------- */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 24px;
}
.price-card {
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.28);
  backdrop-filter: blur(6px);
  border-radius: var(--radius);
  padding: 34px 28px;
  display: flex;
  flex-direction: column;
  position: relative;
  color: #fff;
}
.price-card ul { margin: 18px 0 26px; display: flex; flex-direction: column; gap: 10px; flex-grow: 1; }
.price-card li {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.85);
  padding-left: 18px;
  position: relative;
}
.price-card li::before {
  content: "—";
  position: absolute; left: 0; color: #d9c8ff;
}
.price { font-family: var(--font-display); font-size: 2.6rem; margin: 6px 0 0; color: #fff; }
.price-duration { font-size: 0.8rem; color: rgba(255,255,255,0.7); text-transform: uppercase; letter-spacing: 0.06em; }
.price-card-feature {
  background: rgba(255,255,255,0.22);
  border-color: rgba(255,255,255,0.6);
  transform: scale(1.03);
}
.price-badge {
  position: absolute; top: -13px; left: 28px;
  background: #fff;
  color: var(--violet-deep);
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 5px 14px;
  border-radius: 999px;
}
.price-card .btn-primary { background: #fff; color: var(--violet-deep); box-shadow: none; }
.price-card .btn-ghost { border-color: rgba(255,255,255,0.55); color: #fff; }

/* ---------- FAQ ---------- */
.faq-list { max-width: 780px; margin: 0 auto; display: flex; flex-direction: column; gap: 14px; }
.faq-item { border: 1px solid rgba(31,19,48,0.1); border-radius: 14px; overflow: hidden; background: var(--paper); }
.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  background: transparent;
  border: none;
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 500;
  text-align: left;
  padding: 22px 26px;
  cursor: pointer;
}
.faq-icon {
  flex-shrink: 0;
  width: 26px; height: 26px;
  border-radius: 50%;
  background: rgba(124,58,237,0.12);
  color: var(--violet);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
  transition: transform 0.3s ease, background 0.3s ease;
}
.faq-item.open .faq-icon { transform: rotate(45deg); background: var(--gradient-aurora-btn); color: #fff; }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
  padding: 0 26px;
}
.faq-answer p { color: var(--ink-soft); margin: 0 0 22px; font-size: 0.95rem; }
.faq-item.open .faq-answer { max-height: 260px; }

/* ---------- CTA / Reserva ---------- */
.section-cta {
  background: var(--gradient-aurora);
  text-align: center;
  position: relative;
  color: #fff;
}
.section-cta h2 { color: #fff; }
.section-cta .eyebrow { background: none; -webkit-text-fill-color: initial; color: #e4d9ff; }
.cta-inner { max-width: 640px; margin: 0 auto; }
.cta-inner .eyebrow, .cta-inner .lead { margin-left: auto; margin-right: auto; }
.cta-inner .lead { text-align: center; color: rgba(255,255,255,0.88); }
.cta-inner .btn-large { margin-top: 10px; background: #fff; color: var(--violet-deep); box-shadow: 0 14px 30px -10px rgba(31,19,48,0.4); }
.cta-inner .hero-note { margin-top: 20px; color: rgba(255,255,255,0.8); }
.cta-inner .hero-note a { color: #e4d9ff; }

/* ---------- Contacto ---------- */
.contact-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 40px; align-items: center; }
.contact-list { display: flex; flex-direction: column; gap: 20px; margin-top: 30px; }
.contact-list li { display: flex; flex-direction: column; gap: 4px; border-bottom: 1px solid rgba(31,19,48,0.1); padding-bottom: 16px; }
.contact-label { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--ink-dim); }
.contact-list a { font-size: 1.05rem; font-weight: 500; transition: color 0.2s ease; }
.contact-list a:hover { color: var(--violet); }

.contact-visual {
  position: relative;
  display: flex; align-items: center; justify-content: center;
  height: 320px;
  border-radius: var(--radius);
  background: var(--gradient-aurora);
  overflow: hidden;
}
.contact-orb {
  position: absolute;
  width: 280px; height: 280px;
  background: var(--gradient-orb);
  border-radius: 50%;
  filter: blur(20px);
  opacity: 0.7;
  animation: orb-drift 9s ease-in-out infinite;
}
@keyframes orb-drift {
  0%, 100% { transform: translate(0,0) scale(1); }
  50% { transform: translate(10px,-14px) scale(1.05); }
}
.contact-icon { position: relative; width: 110px; opacity: 0.95; }

/* ---------- Footer ---------- */
.site-footer { background: var(--violet-deep); padding: 50px 0 30px; }
.footer-inner { display: flex; flex-direction: column; align-items: center; gap: 24px; text-align: center; }
.brand-footer img { width: 64px; height: 64px; }
.footer-nav { display: flex; gap: 26px; flex-wrap: wrap; justify-content: center; }
.footer-nav a { color: rgba(255,255,255,0.75); font-size: 0.9rem; }
.footer-nav a:hover { color: #fff; }
.footer-legal { font-size: 0.78rem; color: rgba(255,255,255,0.5); line-height: 1.7; }

/* ---------- Scroll reveal ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.8s ease, transform 0.8s ease; }
.reveal.in-view { opacity: 1; transform: translateY(0); }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .about-grid, .about-grid-reverse { grid-template-columns: 1fr; }
  .about-grid .about-visual, .about-grid-reverse .about-visual { order: -1; }
  .about-grid-reverse .about-copy { order: 2; }
  .about-frame { max-width: 420px; margin: 0 auto; }
  .contact-grid { grid-template-columns: 1fr; }
  .contact-visual { height: 220px; }
}

@media (max-width: 800px) {
  .main-nav { position: fixed; top: 0; right: 0; height: 100vh; width: min(300px, 80%);
    background: rgba(255,255,255,0.98); backdrop-filter: blur(16px);
    padding: 110px 32px 40px; transform: translateX(100%); transition: transform 0.35s ease; z-index: 90;
    box-shadow: -10px 0 40px -20px rgba(31,19,48,0.3); }
  .main-nav.open { transform: translateX(0); }
  .main-nav ul { flex-direction: column; gap: 22px; }
  .main-nav a { font-size: 1.05rem; color: var(--ink); }
  .nav-toggle { display: flex; }
  .header-actions .btn-small { display: none; }
  .price-card-feature { transform: none; }
}

@media (max-width: 560px) {
  .hero { padding-top: 130px; min-height: unset; }
  .step { flex-direction: column; gap: 10px; }
  .step-num { width: auto; }
  .whatsapp-float { width: 52px; height: 52px; bottom: 18px; right: 18px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
  html { scroll-behavior: auto; }
}