/* ═══════════════════════════════════════════════
   PRONET AI — Landing Kit 4.0
   Hoja autónoma (no depende de styles.css)
   ═══════════════════════════════════════════════ */

:root {
  --dark-bg: #07040F;
  --dark-surface: #110B24;
  --dark-surface-2: #1C1235;
  --brand-purple: #3B1F8E;
  --brand-purple-light: #6C3CE0;
  --brand-purple-glow: #8B5CF6;
  --accent-cyan: #00E5FF;
  --accent-magenta: #FF2DAA;
  --accent-lime: #B8FF57;
  --light-bg: #F7F5FC;
  --light-surface: #EEEAF8;
  --white: #FFFFFF;
  --text-primary: #0F0822;
  --text-body: #3D3554;
  --text-muted: #6B5E8A;
  --text-on-dark: #F5F2FF;
  --text-muted-dark: #A599C7;
  --border-dark: #2A1F4A;
  --border-light: #DDD4EF;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--light-bg);
  color: var(--text-body);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
section[id] { scroll-margin-top: 80px; }

/* ─── Nav mínima ─── */
.k-nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 28px;
  background: rgba(7, 4, 15, 0.88);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(139, 92, 246, 0.22);
}
.k-nav__logo img { height: 32px; display: block; }
.k-nav__cta {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 9px 18px; border-radius: 100px;
  background: #25D36618; border: 1px solid #25D36650;
  color: #25D366; font-size: 14px; font-weight: 600; text-decoration: none;
  transition: background .2s ease;
}
.k-nav__cta:hover { background: #25D36630; }

/* ─── Hero ─── */
.k-hero {
  position: relative; overflow: hidden;
  background: var(--dark-bg);
  padding: 150px 24px 90px;
  text-align: center;
}
.k-hero__orb {
  position: absolute; border-radius: 50%; filter: blur(90px); pointer-events: none;
}
.k-hero__orb--p { width: 560px; height: 560px; top: -180px; right: -140px; background: radial-gradient(circle, #6C3CE038 0%, transparent 70%); }
.k-hero__orb--c { width: 460px; height: 460px; bottom: -200px; left: -120px; background: radial-gradient(circle, #00E5FF20 0%, transparent 70%); }
.k-hero__inner { position: relative; z-index: 2; max-width: 860px; margin: 0 auto; display: flex; flex-direction: column; align-items: center; gap: 26px; }
.k-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 20px; border-radius: 100px;
  background: #6C3CE020; border: 1px solid #6C3CE060;
  color: var(--accent-lime); font-size: 13px; font-weight: 600; letter-spacing: .3px;
}
.k-badge::before { content: ''; width: 8px; height: 8px; border-radius: 50%; background: var(--accent-lime); }
.k-hero h1 {
  font-size: clamp(34px, 6vw, 58px); font-weight: 700; color: var(--white);
  letter-spacing: -1.8px; line-height: 1.05;
}
.k-hero h1 em { font-style: normal; color: var(--accent-cyan); }
.k-hero__sub { font-size: clamp(16px, 2.4vw, 20px); color: var(--text-muted-dark); max-width: 640px; }
.k-hero__proveedor {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 10px 22px; border-radius: 12px;
  background: rgba(184, 255, 87, 0.08); border: 1px solid rgba(184, 255, 87, 0.35);
  color: var(--text-on-dark); font-size: 14px; font-weight: 500;
}
.k-hero__proveedor svg { flex-shrink: 0; }
.k-hero__ctas { display: flex; gap: 14px; flex-wrap: wrap; justify-content: center; }

.k-btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 15px 30px; border-radius: 100px; border: none; cursor: pointer;
  font-family: inherit; font-size: 16px; font-weight: 600; text-decoration: none;
  transition: transform .15s ease, box-shadow .2s ease;
}
.k-btn--primary {
  background: linear-gradient(120deg, var(--brand-purple-light), var(--brand-purple-glow));
  color: var(--white); box-shadow: 0 8px 30px rgba(108, 60, 224, 0.45);
}
.k-btn--primary:hover { transform: translateY(-2px); box-shadow: 0 12px 36px rgba(108, 60, 224, 0.6); }
.k-btn--ghost {
  background: transparent; color: var(--text-on-dark);
  border: 1px solid var(--border-dark);
}
.k-btn--ghost:hover { border-color: var(--brand-purple-glow); }

/* ─── Franja: qué es Kit 4.0 ─── */
.k-que-es { background: var(--dark-surface); border-top: 1px solid var(--border-dark); padding: 54px 24px; }
.k-que-es__grid { max-width: 1000px; margin: 0 auto; display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.k-stat { text-align: center; padding: 0 10px; }
.k-stat__num { font-size: clamp(30px, 4.5vw, 44px); font-weight: 800; letter-spacing: -1px; background: linear-gradient(120deg, var(--accent-cyan), var(--brand-purple-glow)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.k-stat__label { font-size: 14px; color: var(--text-muted-dark); margin-top: 6px; }
.k-que-es__note { max-width: 1000px; margin: 30px auto 0; text-align: center; font-size: 13px; color: var(--text-muted-dark); }

/* ─── Secciones claras ─── */
.k-section { padding: 84px 24px; }
.k-section--alt { background: var(--light-surface); }
.k-section__inner { max-width: 1060px; margin: 0 auto; }
.k-kicker { display: block; font-size: 12px; font-weight: 700; letter-spacing: 1.6px; text-transform: uppercase; color: var(--brand-purple-light); margin-bottom: 12px; }
.k-section h2 { font-size: clamp(26px, 4vw, 38px); font-weight: 700; color: var(--text-primary); letter-spacing: -1px; line-height: 1.15; margin-bottom: 14px; }
.k-section__sub { font-size: 17px; color: var(--text-body); max-width: 700px; margin-bottom: 40px; }

/* Problema */
.k-dolores { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 14px; }
.k-dolor {
  display: flex; align-items: flex-start; gap: 12px;
  background: var(--white); border: 1px solid var(--border-light); border-radius: 12px;
  padding: 18px 20px; font-size: 15px;
}
.k-dolor svg { flex-shrink: 0; margin-top: 2px; color: var(--accent-magenta); }

/* Áreas / kits */
.k-areas { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.k-area {
  background: var(--white); border: 1px solid var(--border-light); border-radius: 16px;
  padding: 30px 30px 26px; transition: box-shadow .25s ease, transform .25s ease;
}
.k-area:hover { box-shadow: 0 14px 44px rgba(60, 30, 110, 0.12); transform: translateY(-3px); }
.k-area--wide { grid-column: 1 / -1; border: 1px solid #6C3CE055; background: linear-gradient(135deg, #FFFFFF 55%, #F3EEFF); }
.k-area__chip {
  display: inline-block; padding: 4px 12px; border-radius: 100px;
  background: var(--light-surface); color: var(--brand-purple-light);
  font-size: 12px; font-weight: 700; letter-spacing: .6px; margin-bottom: 14px;
}
.k-area--wide .k-area__chip { background: var(--brand-purple-light); color: var(--white); }
.k-area h3 { font-size: 20px; font-weight: 700; color: var(--text-primary); letter-spacing: -0.4px; margin-bottom: 8px; }
.k-area > p { font-size: 15px; margin-bottom: 14px; }
.k-area ul { list-style: none; display: flex; flex-direction: column; gap: 7px; }
.k-area li { font-size: 14px; color: var(--text-muted); padding-left: 20px; position: relative; }
.k-area li::before { content: ''; position: absolute; left: 0; top: 8px; width: 8px; height: 8px; border-radius: 2px; background: linear-gradient(120deg, var(--accent-cyan), var(--brand-purple-glow)); }

/* Proceso */
.k-pasos { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 16px; counter-reset: paso; }
.k-paso {
  background: var(--white); border: 1px solid var(--border-light); border-radius: 14px;
  padding: 22px; counter-increment: paso; position: relative;
}
.k-paso::before {
  content: counter(paso, decimal-leading-zero);
  display: block; font-size: 13px; font-weight: 800; letter-spacing: 1px;
  color: var(--brand-purple-glow); margin-bottom: 10px;
}
.k-paso h3 { font-size: 15.5px; font-weight: 700; color: var(--text-primary); margin-bottom: 6px; }
.k-paso p { font-size: 13.5px; color: var(--text-muted); }

/* Rubros */
.k-rubros { display: flex; flex-wrap: wrap; gap: 10px; }
.k-rubro {
  padding: 9px 18px; border-radius: 100px; font-size: 14px; font-weight: 500;
  background: var(--white); border: 1px solid var(--border-light); color: var(--text-body);
}

/* FAQ */
.k-faq { max-width: 780px; }
.k-faq details {
  background: var(--white); border: 1px solid var(--border-light); border-radius: 12px;
  padding: 18px 22px; margin-bottom: 12px;
}
.k-faq summary { font-size: 16px; font-weight: 600; color: var(--text-primary); cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.k-faq summary::-webkit-details-marker { display: none; }
.k-faq summary::after { content: '+'; font-size: 22px; font-weight: 400; color: var(--brand-purple-light); transition: transform .2s ease; }
.k-faq details[open] summary::after { transform: rotate(45deg); }
.k-faq details p { margin-top: 12px; font-size: 15px; }

/* ─── Form / CTA final ─── */
.k-form-section {
  background: var(--dark-bg); position: relative; overflow: hidden;
  padding: 90px 24px;
}
.k-form-section__orb { position: absolute; width: 600px; height: 600px; border-radius: 50%; filter: blur(110px); background: radial-gradient(circle, #6C3CE030 0%, transparent 70%); top: -160px; right: -160px; pointer-events: none; }
.k-form-section__inner { position: relative; z-index: 2; max-width: 640px; margin: 0 auto; text-align: center; }
.k-form-section h2 { font-size: clamp(26px, 4vw, 38px); font-weight: 700; color: var(--white); letter-spacing: -1px; margin-bottom: 12px; }
.k-form-section__sub { color: var(--text-muted-dark); font-size: 16.5px; margin-bottom: 38px; }
.k-form { display: flex; flex-direction: column; gap: 14px; text-align: left; }
.k-form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.k-field {
  width: 100%; padding: 15px 18px; border-radius: 12px;
  background: var(--dark-surface); border: 1px solid var(--border-dark);
  color: var(--text-on-dark); font-family: inherit; font-size: 15px;
  outline: none; transition: border-color .2s ease;
}
.k-field::placeholder { color: #7A6F99; }
.k-field:focus { border-color: var(--brand-purple-glow); }
.k-field--textarea { min-height: 110px; resize: vertical; }
.k-form__submit {
  margin-top: 6px; padding: 16px; border: none; border-radius: 100px; cursor: pointer;
  background: linear-gradient(120deg, var(--brand-purple-light), var(--brand-purple-glow));
  color: var(--white); font-family: inherit; font-size: 16px; font-weight: 700;
  box-shadow: 0 8px 30px rgba(108, 60, 224, 0.45); transition: transform .15s ease;
}
.k-form__submit:hover { transform: translateY(-2px); }
.k-form__submit:disabled { opacity: .6; cursor: default; transform: none; }
.k-form__ok { text-align: center; padding: 30px 10px; display: flex; flex-direction: column; align-items: center; gap: 14px; }
.k-form__ok h3 { color: var(--white); font-size: 22px; }
.k-form__ok p { color: var(--text-muted-dark); }
.k-form__disclaimer { margin-top: 16px; font-size: 12.5px; color: #7A6F99; text-align: center; }
.k-form__disclaimer a { color: var(--text-muted-dark); }

/* ─── Footer ─── */
.k-footer {
  background: var(--dark-bg); border-top: 1px solid var(--border-dark);
  padding: 34px 24px; text-align: center;
}
.k-footer img { height: 28px; margin-bottom: 14px; }
.k-footer__links { display: flex; gap: 20px; justify-content: center; flex-wrap: wrap; margin-bottom: 12px; }
.k-footer__links a { color: var(--text-muted-dark); font-size: 13px; text-decoration: none; }
.k-footer__links a:hover { color: var(--accent-cyan); }
.k-footer__copy { font-size: 12px; color: #6B5E8A; }

/* Reveal on scroll */
.k-reveal { opacity: 0; transform: translateY(22px); transition: opacity .6s ease, transform .6s ease; }
.k-reveal.is-in { opacity: 1; transform: none; }

/* ─── Responsive ─── */
@media (max-width: 860px) {
  .k-areas { grid-template-columns: 1fr; }
  .k-que-es__grid { grid-template-columns: 1fr; gap: 22px; }
}
@media (max-width: 620px) {
  .k-hero { padding: 120px 18px 64px; }
  .k-section { padding: 60px 18px; }
  .k-form__row { grid-template-columns: 1fr; }
  .k-nav { padding: 12px 16px; }
  .k-nav__cta span { display: none; }
}