/* ============================================================
   LANDING KIT — CSS público · 5 temas vía data-theme
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
img { max-width: 100%; display: block; }
a { color: inherit; }

/* ---------- Variables base + TEMAS ---------- */
:root {
  --maxw: 1140px;
  --shadow: 0 8px 30px rgba(0,0,0,.08);
}

/* 1 · AURORA — tech/SaaS claro */
[data-theme="aurora"] {
  --bg: #F7F8FE; --surface: #FFFFFF; --text: #171A2B; --muted: #5B6178;
  --primary: #4F46E5; --primary-ink: #ffffff; --accent: #06B6D4;
  --border: #E5E7F5; --radius: 18px; --radius-sm: 12px;
  --font-display: 'Sora', sans-serif; --font-body: 'Inter', sans-serif;
  --hero-bg: radial-gradient(60rem 30rem at 80% -10%, rgba(79,70,229,.14), transparent),
             radial-gradient(40rem 24rem at 10% 110%, rgba(6,182,212,.12), transparent);
  --btn-shadow: 0 10px 24px rgba(79,70,229,.28);
}

/* 2 · CLINIC — salud/profesional */
[data-theme="clinic"] {
  --bg: #FFFFFF; --surface: #F4FAFA; --text: #10282E; --muted: #4E6A70;
  --primary: #0E7490; --primary-ink: #ffffff; --accent: #10B981;
  --border: #DCEBEC; --radius: 12px; --radius-sm: 8px;
  --font-display: 'Manrope', sans-serif; --font-body: 'Manrope', sans-serif;
  --hero-bg: linear-gradient(180deg, #EDF7F8 0%, #FFFFFF 100%);
  --btn-shadow: 0 8px 20px rgba(14,116,144,.25);
}

/* 3 · NOIR — elegante oscuro */
[data-theme="noir"] {
  --bg: #0E0E10; --surface: #17171C; --text: #F5F2EA; --muted: #A8A497;
  --primary: #D4AF37; --primary-ink: #16130A; --accent: #8C7A3F;
  --border: #2A2A31; --radius: 6px; --radius-sm: 4px;
  --font-display: 'Fraunces', serif; --font-body: 'Inter', sans-serif;
  --hero-bg: radial-gradient(50rem 26rem at 50% -20%, rgba(212,175,55,.10), transparent);
  --btn-shadow: 0 8px 22px rgba(212,175,55,.22);
  --shadow: 0 8px 30px rgba(0,0,0,.5);
}

/* 4 · TERRA — orgánico */
[data-theme="terra"] {
  --bg: #F2EFE6; --surface: #FBFAF4; --text: #22301F; --muted: #5C6653;
  --primary: #2F5D46; --primary-ink: #F6F4E9; --accent: #8A9A5B;
  --border: #E0DCCB; --radius: 22px; --radius-sm: 14px;
  --font-display: 'Lora', serif; --font-body: 'Public Sans', sans-serif;
  --hero-bg: radial-gradient(46rem 26rem at 90% 0%, rgba(138,154,91,.18), transparent);
  --btn-shadow: 0 8px 20px rgba(47,93,70,.28);
}

/* 5 · POP — creativo audaz */
[data-theme="pop"] {
  --bg: #FFFDF5; --surface: #FFFFFF; --text: #1B1B1F; --muted: #55555E;
  --primary: #FF4D6D; --primary-ink: #ffffff; --accent: #FFC300;
  --border: #1B1B1F; --radius: 24px; --radius-sm: 16px;
  --font-display: 'Space Grotesk', sans-serif; --font-body: 'Work Sans', sans-serif;
  --hero-bg: radial-gradient(36rem 22rem at 15% 10%, rgba(255,195,0,.25), transparent),
             radial-gradient(40rem 24rem at 90% 90%, rgba(255,77,109,.16), transparent);
  --btn-shadow: 5px 5px 0 var(--accent);
}
[data-theme="pop"] .card, [data-theme="pop"] .product-card, [data-theme="pop"] .testimonial,
[data-theme="pop"] .faq-item, [data-theme="pop"] .contact-form, [data-theme="pop"] .stat {
  border-width: 2px;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16.5px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

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

h1,h2,h3 { font-family: var(--font-display); line-height: 1.15; letter-spacing: -0.01em; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 68px; gap: 16px; }
.logo { display: flex; align-items: center; gap: 10px; text-decoration: none; font-family: var(--font-display); font-weight: 700; font-size: 1.25rem; }
.logo img { height: 40px; width: auto; }
.nav { display: flex; align-items: center; gap: 26px; }
.nav a { text-decoration: none; font-size: .92rem; font-weight: 500; color: var(--muted); transition: color .2s; }
.nav a:hover { color: var(--primary); }
.header-actions { display: flex; align-items: center; gap: 12px; }

.lang-toggle {
  display: inline-flex; border: 1px solid var(--border); border-radius: 999px; overflow: hidden;
  background: var(--surface); font-size: .8rem; font-weight: 600;
}
.lang-toggle button {
  border: 0; background: transparent; color: var(--muted); padding: 6px 12px; cursor: pointer;
  font: inherit; transition: all .2s;
}
.lang-toggle button.active { background: var(--primary); color: var(--primary-ink); }

.menu-btn { display: none; border: 1px solid var(--border); background: var(--surface); border-radius: var(--radius-sm); padding: 8px 10px; cursor: pointer; font-size: 1.1rem; color: var(--text); }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px; text-decoration: none; cursor: pointer;
  font-family: var(--font-body); font-weight: 600; font-size: .95rem;
  padding: 13px 26px; border-radius: var(--radius-sm); border: 1px solid transparent;
  transition: transform .18s, box-shadow .18s, background .2s;
}
.btn-primary { background: var(--primary); color: var(--primary-ink); box-shadow: var(--btn-shadow); }
.btn-primary:hover { transform: translateY(-2px); }
.btn-ghost { border-color: var(--border); background: var(--surface); color: var(--text); }
.btn-ghost:hover { border-color: var(--primary); color: var(--primary); }

/* ---------- Secciones ---------- */
.section { padding: 88px 0; }
.section-alt { background: var(--surface); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.eyebrow {
  display: inline-block; font-size: .78rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase;
  color: var(--primary); margin-bottom: 14px;
}
.section-title { font-size: clamp(1.7rem, 3.4vw, 2.4rem); margin-bottom: 14px; }
.section-sub { color: var(--muted); max-width: 620px; margin-bottom: 40px; }
.section-head-center { text-align: center; }
.section-head-center .section-sub { margin-left: auto; margin-right: auto; }

/* ---------- Hero ---------- */
.hero { background: var(--hero-bg); padding: 96px 0 100px; overflow: hidden; position: relative; }
.hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 56px; align-items: center; }
.hero-badge {
  display: inline-block; font-size: .8rem; font-weight: 600; color: var(--primary);
  border: 1px solid color-mix(in srgb, var(--primary) 35%, transparent);
  background: color-mix(in srgb, var(--primary) 8%, transparent);
  padding: 6px 14px; border-radius: 999px; margin-bottom: 22px;
}
.hero h1 { font-size: clamp(2.2rem, 5vw, 3.5rem); margin-bottom: 20px; }
.hero p { font-size: 1.12rem; color: var(--muted); max-width: 540px; margin-bottom: 32px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-media { position: relative; }
.hero-media img { border-radius: var(--radius); box-shadow: var(--shadow); }
.hero-placeholder {
  aspect-ratio: 4/3; border-radius: var(--radius); border: 1px dashed var(--border);
  background: color-mix(in srgb, var(--primary) 6%, var(--surface));
  display: grid; place-items: center; color: var(--muted); font-size: .9rem;
}
.hero-blob {
  position: absolute; inset: auto -60px -60px auto; width: 220px; height: 220px; border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, color-mix(in srgb, var(--accent) 45%, transparent), transparent 70%);
  filter: blur(6px); pointer-events: none; animation: float 7s ease-in-out infinite;
}
@keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-16px); } }

/* ---------- Sobre mí ---------- */
.about-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 56px; align-items: center; }
.about-media img { border-radius: var(--radius); box-shadow: var(--shadow); }
.about-placeholder { aspect-ratio: 1; border-radius: var(--radius); border: 1px dashed var(--border); background: var(--surface); display: grid; place-items: center; color: var(--muted); }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 34px; }
.stat { border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--surface); padding: 18px 14px; text-align: center; }
.stat b { display: block; font-family: var(--font-display); font-size: 1.6rem; color: var(--primary); }
.stat span { font-size: .82rem; color: var(--muted); }

/* ---------- Servicios ---------- */
.cards-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.card {
  border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface);
  padding: 30px 26px; transition: transform .22s, box-shadow .22s;
}
.card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.card-icon { font-size: 1.9rem; margin-bottom: 16px; display: inline-block; }
.card h3 { font-size: 1.15rem; margin-bottom: 10px; }
.card p { color: var(--muted); font-size: .95rem; }

/* ---------- Productos ---------- */
.product-card { border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); overflow: hidden; display: flex; flex-direction: column; transition: transform .22s, box-shadow .22s; }
.product-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.product-img { aspect-ratio: 4/3; background: color-mix(in srgb, var(--primary) 6%, var(--surface)); display: grid; place-items: center; color: var(--muted); font-size: .85rem; overflow: hidden; }
.product-img img { width: 100%; height: 100%; object-fit: cover; }
.product-body { padding: 22px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.product-body h3 { font-size: 1.1rem; }
.product-body p { color: var(--muted); font-size: .92rem; flex: 1; }
.product-foot { display: flex; align-items: center; justify-content: space-between; margin-top: 8px; }
.price { font-family: var(--font-display); font-weight: 700; font-size: 1.2rem; color: var(--primary); }

/* ---------- CTA ---------- */
.cta-band {
  background: var(--primary); color: var(--primary-ink);
  border-radius: var(--radius); padding: 56px 40px; text-align: center;
  position: relative; overflow: hidden;
}
.cta-band::after {
  content: ''; position: absolute; inset: -40% -20% auto auto; width: 340px; height: 340px; border-radius: 50%;
  background: radial-gradient(circle, color-mix(in srgb, var(--accent) 55%, transparent), transparent 70%);
  pointer-events: none;
}
.cta-band h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); margin-bottom: 12px; position: relative; z-index: 1; }
.cta-band p { opacity: .9; margin-bottom: 26px; position: relative; z-index: 1; }
.cta-band .btn { background: var(--bg); color: var(--text); position: relative; z-index: 1; }

/* ---------- Testimonios ---------- */
.testimonial { border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); padding: 28px 24px; }
.testimonial p { color: var(--text); font-size: .97rem; margin-bottom: 18px; }
.testimonial p::before { content: '“'; font-family: var(--font-display); font-size: 1.6rem; color: var(--primary); line-height: 0; margin-right: 4px; }
.t-author { display: flex; align-items: center; gap: 12px; }
.t-avatar { width: 44px; height: 44px; border-radius: 50%; background: var(--primary); color: var(--primary-ink); display: grid; place-items: center; font-weight: 700; overflow: hidden; flex-shrink: 0; }
.t-avatar img { width: 100%; height: 100%; object-fit: cover; }
.t-author b { display: block; font-size: .93rem; }
.t-author span { font-size: .8rem; color: var(--muted); }

/* ---------- Galería ---------- */
.gallery-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.gallery-item { position: relative; border-radius: var(--radius-sm); overflow: hidden; aspect-ratio: 4/3; border: 1px solid var(--border); background: var(--surface); }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.gallery-item:hover img { transform: scale(1.06); }
.gallery-item figcaption {
  position: absolute; inset: auto 0 0 0; padding: 24px 14px 12px; font-size: .82rem; color: #fff;
  background: linear-gradient(transparent, rgba(0,0,0,.65));
}
.gallery-empty { display: grid; place-items: center; color: var(--muted); font-size: .85rem; }

/* ---------- FAQs ---------- */
.faq-list { max-width: 760px; margin: 0 auto; display: grid; gap: 12px; }
.faq-item { border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--surface); overflow: hidden; }
.faq-q {
  width: 100%; text-align: left; background: none; border: 0; cursor: pointer; color: var(--text);
  font: 600 1rem var(--font-body); padding: 18px 20px; display: flex; justify-content: space-between; align-items: center; gap: 14px;
}
.faq-q .chev { transition: transform .25s; color: var(--primary); flex-shrink: 0; }
.faq-item.open .chev { transform: rotate(180deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .3s ease; }
.faq-a > div { padding: 0 20px 18px; color: var(--muted); font-size: .95rem; }

/* ---------- Redes ---------- */
.social-row { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }
.social-link {
  display: inline-flex; align-items: center; gap: 10px; text-decoration: none;
  border: 1px solid var(--border); border-radius: 999px; background: var(--surface);
  padding: 12px 22px; font-weight: 600; font-size: .92rem; transition: all .2s;
}
.social-link:hover { border-color: var(--primary); color: var(--primary); transform: translateY(-3px); }
.social-link svg { width: 18px; height: 18px; fill: currentColor; }

/* ---------- Contacto ---------- */
.contact-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 48px; align-items: start; }
.contact-info { display: grid; gap: 16px; }
.contact-line { display: flex; gap: 12px; align-items: flex-start; color: var(--muted); font-size: .95rem; }
.contact-line b { color: var(--text); display: block; font-size: .85rem; }
.contact-line .ico { color: var(--primary); font-size: 1.1rem; }
.contact-form {
  border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); padding: 30px; display: grid; gap: 16px;
}
.field label { display: block; font-size: .82rem; font-weight: 600; margin-bottom: 6px; }
.field input, .field textarea {
  width: 100%; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--bg);
  color: var(--text); padding: 12px 14px; font: inherit; font-size: .95rem;
}
.field input:focus, .field textarea:focus { outline: 2px solid color-mix(in srgb, var(--primary) 50%, transparent); border-color: var(--primary); }
.form-msg { font-size: .9rem; display: none; padding: 10px 14px; border-radius: var(--radius-sm); }
.form-msg.ok { display: block; background: color-mix(in srgb, #10B981 14%, transparent); color: #0a7a55; }
[data-theme="noir"] .form-msg.ok { color: #58d6a8; }
.form-msg.err { display: block; background: color-mix(in srgb, #EF4444 12%, transparent); color: #b42323; }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--border); padding: 34px 0; }
.footer-inner { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; color: var(--muted); font-size: .88rem; }

/* ---------- Animaciones scroll ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: none; }
.reveal-d1 { transition-delay: .1s; } .reveal-d2 { transition-delay: .2s; } .reveal-d3 { transition-delay: .3s; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .hero-blob { animation: none; }
  * { transition-duration: .01ms !important; }
}

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .hero-grid, .about-grid, .contact-grid { grid-template-columns: 1fr; gap: 36px; }
  .cards-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .section { padding: 66px 0; }
}
@media (max-width: 720px) {
  .nav {
    position: fixed; inset: 68px 0 auto 0; background: var(--bg); border-bottom: 1px solid var(--border);
    flex-direction: column; padding: 18px 24px; gap: 16px; display: none; z-index: 99;
  }
  .nav.open { display: flex; }
  .menu-btn { display: block; }
  .cards-grid { grid-template-columns: 1fr; }
  .stats { grid-template-columns: 1fr 1fr 1fr; gap: 10px; }
  .cta-band { padding: 40px 22px; }
  .gallery-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
}