/* ===== Kontto · Sub-landings (sistema de diseño compartido) ===== */
:root {
  --primary: #3758f9; --primary-dark: #1b44c8; --primary-light: #eef2ff;
  --secondary: #13c296; --secondary-dark: #0bb489;
  --navy: #0b1437; --dark: #111928; --dark-2: #1f2a37; --body-color: #5b6675;
  --gray-1: #f7f9fc; --gray-2: #eef1f6; --gray-border: #e6e9f0; --white: #ffffff;
  --shadow-sm: 0 2px 8px rgba(16,24,40,0.04);
  --shadow-md: 0 8px 28px rgba(16,24,40,0.08);
  --shadow-lg: 0 20px 50px rgba(16,24,40,0.12);
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--dark); line-height: 1.6; background: var(--white);
  -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
.container { max-width: 1140px; margin: 0 auto; padding: 0 24px; }
.container-narrow { max-width: 820px; margin: 0 auto; padding: 0 24px; }

/* Navbar */
.sl-nav { position: sticky; top: 0; z-index: 1000; background: rgba(255,255,255,0.9); backdrop-filter: blur(14px); box-shadow: 0 1px 0 rgba(16,24,40,0.06); }
.sl-nav .container { display: flex; align-items: center; justify-content: space-between; padding-top: 14px; padding-bottom: 14px; }
.sl-nav .logo img { height: 32px; width: auto; }
.sl-nav-links { display: flex; align-items: center; gap: 16px; }
.sl-nav-links a.ghost { font-size: 14px; font-weight: 600; color: var(--dark); }
.sl-nav-links a.ghost:hover { color: var(--primary); }
.btn-nav { font-size: 14px; font-weight: 600; color: #fff; background: var(--primary); padding: 10px 20px; border-radius: 9px; transition: background 0.2s; }
.btn-nav:hover { background: var(--primary-dark); }

/* Buttons */
.btn { display: inline-flex; align-items: center; gap: 8px; font-weight: 700; border-radius: 11px; transition: all 0.25s ease; cursor: pointer; }
.btn svg { width: 20px; height: 20px; }
.btn-primary { background: var(--primary); color: #fff; padding: 15px 30px; font-size: 16px; box-shadow: 0 8px 24px rgba(55,88,249,0.28); }
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 14px 34px rgba(55,88,249,0.34); }
.btn-light { background: #fff; color: var(--primary); padding: 15px 30px; font-size: 16px; box-shadow: 0 8px 24px rgba(0,0,0,0.16); }
.btn-light:hover { transform: translateY(-2px); }
.btn-ghost { background: transparent; color: var(--dark); padding: 15px 26px; font-size: 16px; border: 1px solid var(--gray-border); }
.btn-ghost:hover { border-color: var(--primary); color: var(--primary); }
.btn-ghost-light { background: rgba(255,255,255,0.08); color: #fff; padding: 15px 26px; font-size: 16px; border: 1px solid rgba(255,255,255,0.25); }
.btn-ghost-light:hover { background: rgba(255,255,255,0.16); }

/* Breadcrumb */
.breadcrumb { font-size: 13px; color: rgba(255,255,255,0.6); margin-bottom: 22px; display: flex; gap: 8px; align-items: center; }
.breadcrumb a { color: rgba(255,255,255,0.8); }
.breadcrumb a:hover { color: #fff; }

/* Hero */
.sl-hero { position: relative; overflow: hidden; padding: 70px 0 90px;
  background:
    radial-gradient(900px 500px at 88% -10%, rgba(91,124,250,0.5), transparent 60%),
    radial-gradient(700px 500px at 8% 0%, rgba(19,194,150,0.16), transparent 55%),
    linear-gradient(160deg, #0b1437 0%, #16307a 50%, #2447c8 100%);
}
.sl-hero .container { position: relative; z-index: 1; display: grid; grid-template-columns: 0.82fr 1.18fr; gap: 36px; align-items: center; }
.sl-eyebrow { display: inline-flex; align-items: center; gap: 8px; background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.16); color: #fff; font-size: 13px; font-weight: 600; padding: 7px 16px; border-radius: 50px; margin-bottom: 20px; }
.sl-eyebrow .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--secondary); box-shadow: 0 0 0 4px rgba(19,194,150,0.25); }
.sl-hero h1 { font-size: clamp(30px, 4.4vw, 50px); font-weight: 800; color: #fff; line-height: 1.12; letter-spacing: -0.02em; margin-bottom: 18px; }
.sl-hero h1 .grad { background: linear-gradient(90deg, #8fd6ff, #c6f7e2); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.sl-hero p.lead { font-size: clamp(16px, 1.8vw, 18.5px); color: rgba(255,255,255,0.8); line-height: 1.6; margin-bottom: 30px; max-width: 540px; }
.sl-hero-actions { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }
.sl-hero-note { font-size: 13px; color: rgba(255,255,255,0.55); margin-top: 16px; }
.sl-hero-visual { position: relative; margin-right: calc((100% - 100vw) / 2 + 20px); }
.sl-hero-visual .shot { border-radius: 16px; overflow: hidden; border: 1px solid rgba(255,255,255,0.16); box-shadow: 0 40px 90px -20px rgba(4,9,28,0.6); }
.sl-hero-visual .browser-bar { display: flex; align-items: center; gap: 7px; padding: 12px 16px; background: #f3f5fa; }
.sl-hero-visual .browser-bar span { width: 11px; height: 11px; border-radius: 50%; background: #d4d9e6; }
.sl-hero-visual .browser-bar span:nth-child(1){background:#ff5f57}.sl-hero-visual .browser-bar span:nth-child(2){background:#febc2e}.sl-hero-visual .browser-bar span:nth-child(3){background:#28c840}
.sl-hero-visual .browser-url { margin-left: 12px; flex: 1; height: 22px; border-radius: 6px; background: #e7ebf4; display: flex; align-items: center; padding: 0 12px; font-size: 11px; color: #9aa3b8; font-weight: 500; }

/* Sections */
.section { padding: 90px 0; }
.section-sm { padding: 64px 0; }
.section-gray { background: var(--gray-1); }
.section-navy { background: linear-gradient(135deg, var(--navy) 0%, #16307a 100%); color: #fff; }
.section-head { max-width: 680px; margin: 0 auto 56px; text-align: center; }
.section-label { display: inline-block; font-size: 13px; font-weight: 700; color: var(--primary); text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 14px; background: var(--primary-light); padding: 5px 14px; border-radius: 50px; }
.section-navy .section-label { color: #c6f7e2; background: rgba(19,194,150,0.16); }
.section-title { font-size: clamp(26px, 3.4vw, 40px); font-weight: 800; color: var(--dark); line-height: 1.16; letter-spacing: -0.02em; margin-bottom: 16px; }
.section-navy .section-title { color: #fff; }
.section-desc { font-size: 17px; color: var(--body-color); line-height: 1.6; }
.section-navy .section-desc { color: rgba(255,255,255,0.78); }

/* Prose two-column (problema/solución) */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.split h2 { font-size: clamp(24px, 3vw, 34px); font-weight: 800; color: var(--dark); line-height: 1.2; letter-spacing: -0.02em; margin-bottom: 18px; }
.split p { font-size: 16px; color: var(--body-color); line-height: 1.7; margin-bottom: 16px; }
.check-list { display: grid; gap: 14px; margin-top: 8px; }
.check-list li { display: flex; gap: 12px; align-items: flex-start; font-size: 15.5px; color: var(--dark); font-weight: 500; }
.check-list svg { width: 20px; height: 20px; color: var(--secondary); flex-shrink: 0; margin-top: 2px; }
.pain-card { background: var(--white); border: 1px solid var(--gray-border); border-radius: 18px; padding: 30px; box-shadow: var(--shadow-sm); }
.pain-card h3 { font-size: 15px; font-weight: 700; color: var(--dark); margin-bottom: 16px; }
.pain-list { display: grid; gap: 12px; }
.pain-list li { display: flex; gap: 11px; align-items: flex-start; font-size: 14.5px; color: var(--body-color); }
.pain-list svg { width: 18px; height: 18px; color: #e3506a; flex-shrink: 0; margin-top: 2px; }

/* Feature grid */
.feat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.feat-card { background: var(--white); border: 1px solid var(--gray-border); border-radius: 18px; padding: 30px; transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease; }
.feat-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); border-color: transparent; }
.feat-ico { width: 52px; height: 52px; border-radius: 14px; background: var(--primary-light); display: flex; align-items: center; justify-content: center; margin-bottom: 18px; }
.feat-ico svg { width: 26px; height: 26px; color: var(--primary); }
.feat-ico.green { background: rgba(19,194,150,0.12); } .feat-ico.green svg { color: var(--secondary-dark); }
.feat-card h3 { font-size: 18px; font-weight: 700; color: var(--dark); margin-bottom: 8px; }
.feat-card p { font-size: 14.5px; color: var(--body-color); line-height: 1.6; }

/* Steps */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; counter-reset: step; }
.step { position: relative; padding-top: 8px; }
.step .num { width: 40px; height: 40px; border-radius: 11px; background: linear-gradient(135deg, var(--primary), #5b7cfa); color: #fff; font-weight: 800; display: flex; align-items: center; justify-content: center; margin-bottom: 16px; }
.step h3 { font-size: 18px; font-weight: 700; color: var(--dark); margin-bottom: 8px; }
.step p { font-size: 14.5px; color: var(--body-color); line-height: 1.6; }

/* CTA band */
.cta-band { background: linear-gradient(135deg, var(--primary) 0%, #5b7cfa 100%); border-radius: 24px; padding: 56px; text-align: center; color: #fff; position: relative; overflow: hidden; }
.cta-band h2 { font-size: clamp(24px, 3vw, 34px); font-weight: 800; margin-bottom: 14px; letter-spacing: -0.02em; }
.cta-band p { font-size: 17px; color: rgba(255,255,255,0.9); max-width: 560px; margin: 0 auto 28px; }
.cta-band .sl-hero-actions { justify-content: center; }

/* FAQ */
.faq { display: grid; gap: 14px; max-width: 820px; margin: 0 auto; }
.faq-item { background: var(--white); border: 1px solid var(--gray-border); border-radius: 14px; padding: 22px 24px; }
.faq-item summary { font-size: 16px; font-weight: 700; color: var(--dark); cursor: pointer; list-style: none; display: flex; justify-content: space-between; gap: 16px; align-items: center; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: '+'; font-size: 22px; color: var(--primary); font-weight: 400; transition: transform 0.2s; }
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p { font-size: 15px; color: var(--body-color); line-height: 1.65; margin-top: 14px; }

/* Footer */
.sl-footer { background: var(--navy); color: #8890A4; padding: 48px 0 28px; }
.sl-footer .container { display: flex; flex-wrap: wrap; gap: 24px; justify-content: space-between; align-items: center; }
.sl-footer img { height: 30px; width: auto; }
.sl-footer p { font-size: 13px; }
.sl-footer-links { display: flex; gap: 22px; flex-wrap: wrap; }
.sl-footer-links a { font-size: 13.5px; color: #b5bccb; }
.sl-footer-links a:hover { color: #fff; }

/* Anim */
.anim { opacity: 0; transform: translateY(22px); }
.anim.visible { animation: slUp 0.5s ease forwards; }
@keyframes slUp { to { opacity: 1; transform: translateY(0); } }
@media (prefers-reduced-motion: reduce) { .anim { opacity: 1; transform: none; animation: none; } }

/* Responsive */
@media (max-width: 980px) {
  .sl-hero .container { grid-template-columns: 1fr; gap: 44px; text-align: center; }
  .sl-hero p.lead { margin-left: auto; margin-right: auto; }
  .sl-hero-actions { justify-content: center; }
  .sl-hero-visual { max-width: 720px; margin: 0 auto; margin-right: auto; }
  .breadcrumb { justify-content: center; }
  .split { grid-template-columns: 1fr; gap: 32px; }
  .feat-grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: 1fr; max-width: 460px; margin: 0 auto; }
}
@media (max-width: 600px) {
  .sl-nav-links a.ghost { display: none; }
  .feat-grid { grid-template-columns: 1fr; }
  .cta-band { padding: 40px 24px; }
  .section { padding: 64px 0; }
}