:root {
  --nav-bg: rgba(12,14,19,0.97); 
  --dark: #0c0e13; --dark-2: #141720; --dark-3: #1c2030;
  --orange: #ff5c1a; --orange-light: #ff7a40;
  --amber: #ffb330; --yellow: #ffe066;
  --white: #ffffff;
  --gray-50: #f8f9fc; --gray-100: #eef0f5; --gray-200: #d8dce8;
  --gray-400: #8a94ae; --gray-600: #4a5272;
  --green-ok: #22c55e; --red-bad: #ef4444;
  --text-dark: #0c0e13; --text-body: #2c3247;
  --radius: 12px; --radius-lg: 20px;
  --shadow-hover: 0 12px 48px rgba(255,92,26,0.2);
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: 'Space Grotesk', sans-serif; color: var(--text-body); background: var(--white); line-height: 1.6; overflow-x: hidden; }
h1,h2,h3,h4 { font-family: 'Manrope', sans-serif; color: var(--text-dark); }

/* UTILIDADES */
.container { max-width: 1140px; margin: 0 auto; }
.anim { opacity: 0; transform: translateY(18px); transition: opacity 0.5s ease, transform 0.5s ease; }
.anim.visible { opacity: 1; transform: translateY(0); }
.section-label { font-size: 0.75rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--orange); margin-bottom: 10px; }
.section-title { font-size: clamp(1.7rem, 3.5vw, 2.4rem); font-weight: 800; letter-spacing: -0.03em; line-height: 1.2; margin-bottom: 14px; }
.section-sub { font-size: 1rem; color: var(--gray-600); max-width: 520px; line-height: 1.65; }
.btn-primary { background: var(--orange); color: var(--white); padding: 16px 36px; border-radius: var(--radius); font-family: 'Manrope', sans-serif; font-weight: 800; font-size: 1rem; text-decoration: none; border: none; box-shadow: 0 8px 32px rgba(255,92,26,0.45); transition: all 0.2s; display: inline-flex; align-items: center; gap: 10px; cursor: pointer; }
.btn-primary:hover { background: var(--orange-light); transform: translateY(-2px); box-shadow: 0 14px 44px rgba(255,92,26,0.6); }
.btn-ghost { background: transparent; color: var(--orange-light); padding: 16px 28px; border-radius: var(--radius); font-family: 'Manrope', sans-serif; font-weight: 600; font-size: 0.95rem; text-decoration: none; border: 1.5px solid rgba(255,92,26,0.3); transition: all 0.2s; }
.btn-ghost:hover { border-color: var(--orange-light); background: rgba(255,92,26,0.08); }

/* NAV */
.nav { 
  position: fixed; top: 0; left: 0; right: 0; z-index: 100; 
  background: var(--nav-bg); /* <--- AHORA USA LA VARIABLE */
  backdrop-filter: blur(14px); display: flex; align-items: center; justify-content: space-between; padding: 0 5vw; height: 64px; border-bottom: 1px solid rgba(255,92,26,0.15); 
}
.nav-logo { display: flex; align-items: center; gap: 10px; font-family: 'Manrope', sans-serif; font-weight: 800; font-size: 1rem; color: var(--white); text-decoration: none; }
.nav-logo span { color: var(--orange); }
.nav-cta { background: var(--orange); color: var(--white); padding: 9px 22px; border-radius: 8px; font-family: 'Manrope', sans-serif; font-weight: 700; font-size: 0.82rem; text-decoration: none; transition: all 0.2s; }
.nav-cta:hover { background: var(--orange-light); transform: translateY(-1px); }

/* FORMULARIO COMPARTIDO */
.form-section { background: linear-gradient(160deg, var(--dark-2), var(--dark)); padding: 96px 5vw; position: relative; overflow: hidden; }
.form-section::before { content: ''; position: absolute; left: -100px; bottom: -100px; width: 500px; height: 500px; background: radial-gradient(circle, rgba(255,92,26,0.1) 0%, transparent 65%); pointer-events: none; }
.form-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: start; position: relative; z-index: 2; max-width: 1100px; margin: 0 auto; }
@media(max-width:768px){ .form-inner { grid-template-columns: 1fr; gap: 48px; } }
.form-left h2 { color: var(--white); font-size: clamp(1.8rem, 3.5vw, 2.4rem); font-weight: 800; letter-spacing: -0.03em; line-height: 1.2; margin-bottom: 16px; }
.form-left h2 span { color: var(--orange); }
.form-left p { color: rgba(255,255,255,0.5); font-size: 0.92rem; line-height: 1.65; margin-bottom: 28px; }
.diag-steps { display: flex; flex-direction: column; gap: 12px; }
.diag-step { display: flex; gap: 14px; align-items: flex-start; }
.diag-icon { width: 34px; height: 34px; background: rgba(255,92,26,0.15); border: 1px solid rgba(255,92,26,0.25); border-radius: 8px; display: flex; align-items: center; justify-content: center; font-size: 0.95rem; flex-shrink: 0; }
.diag-step h5 { font-size: 0.88rem; font-weight: 700; color: var(--white); margin-bottom: 2px; }
.diag-step p { font-size: 0.78rem; color: rgba(255,255,255,0.45); line-height: 1.5; }
.form-card { background: var(--white); border-radius: var(--radius-lg); padding: 40px 36px; box-shadow: 0 24px 64px rgba(0,0,0,0.4); }
.form-title { font-family: 'Manrope', sans-serif; font-size: 1.25rem; font-weight: 800; color: var(--text-dark); margin-bottom: 4px; }
.form-sub { font-size: 0.83rem; color: var(--gray-600); margin-bottom: 26px; }
.form-group { display: flex; flex-direction: column; gap: 5px; margin-bottom: 14px; }
.form-group label { font-size: 0.76rem; font-weight: 700; color: var(--text-dark); }
.form-group input, .form-group select { padding: 13px 15px; border: 1.5px solid var(--gray-200); border-radius: 8px; font-family: 'Space Grotesk', sans-serif; font-size: 0.88rem; color: var(--text-dark); background: var(--white); outline: none; transition: border-color 0.2s; -webkit-appearance: none; }
.form-group input:focus, .form-group select:focus { border-color: var(--orange); box-shadow: 0 0 0 3px rgba(255,92,26,0.1); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.submit-btn { width: 100%; background: var(--orange); color: var(--white); padding: 16px; border: none; border-radius: 10px; font-family: 'Manrope', sans-serif; font-weight: 800; font-size: 1rem; cursor: pointer; box-shadow: 0 8px 24px rgba(255,92,26,0.45); transition: all 0.2s; display: flex; align-items: center; justify-content: center; gap: 8px; margin-top: 8px; }
.submit-btn:hover { background: var(--orange-light); transform: translateY(-2px); }
.form-disclaimer { text-align: center; font-size: 0.72rem; color: var(--gray-400); margin-top: 12px; line-height: 1.5; }

/* FAQ COMPARTIDO */
.faq { background: var(--white); padding: 80px 5vw; }
.faq-inner { max-width: 740px; margin: 0 auto; }
.faq-list { display: flex; flex-direction: column; gap: 0; margin-top: 44px; }
.faq-item { border-bottom: 1px solid var(--gray-200); }
.faq-q { width: 100%; background: none; border: none; text-align: left; padding: 20px 0; font-family: 'Manrope', sans-serif; font-size: 0.95rem; font-weight: 700; color: var(--text-dark); cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.faq-q .ch { color: var(--orange); transition: transform 0.25s; }
.faq-item.open .faq-q .ch { transform: rotate(180deg); }
.faq-a { font-size: 0.87rem; color: var(--gray-600); line-height: 1.7; padding-bottom: 18px; display: none; }
.faq-item.open .faq-a { display: block; }

/* FOOTER & CTAS */
.footer { background: var(--dark); padding: 40px 5vw; border-top: 1px solid rgba(255,92,26,0.1); display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px; }
.footer-brand { font-family: 'Manrope', sans-serif; font-weight: 800; color: var(--white); font-size: 0.95rem; }
.footer-brand span { color: var(--orange); }
.footer-links { display: flex; gap: 24px; }
.footer-links a { font-size: 0.8rem; color: var(--gray-400); text-decoration: none; transition: color 0.2s; }
.footer-links a:hover { color: var(--white); }
.whatsapp-float { position: fixed; bottom: 24px; right: 24px; z-index: 98; width: 56px; height: 56px; background: #25d366; border-radius: 50%; display: flex; align-items: center; justify-content: center; box-shadow: 0 8px 24px rgba(37,211,102,0.4); text-decoration: none; transition: transform 0.2s; }
.whatsapp-float:hover { transform: scale(1.08); }
.sticky-cta { position: fixed; bottom: 0; left: 0; right: 0; background: var(--white); border-top: 1px solid var(--gray-200); padding: 14px 20px; display: none; z-index: 99; }
@media(max-width:640px){ .sticky-cta { display: block; } .form-row { grid-template-columns: 1fr; } .form-card { padding: 28px 22px; } }
.sticky-cta-btn { display: block; width: 100%; background: var(--orange); color: var(--white); padding: 16px; border-radius: 10px; font-family: 'Manrope', sans-serif; font-weight: 700; font-size: 1rem; text-decoration: none; text-align: center; }