/* ==================================================
   URANTIR.IA — Landing Page Styles
   Paleta: azul rey / azul oscuro / matices de azul + blanco
   ================================================== */

:root {
  --navy-950: #060b1f;
  --navy-900: #0a1330;
  --navy-800: #0f1c45;
  --blue-royal: #1b3fd6;
  --blue-royal-2: #2a4cf0;
  --blue-mid: #2f5fe0;
  --blue-light: #6ea8ff;
  --blue-pale: #a9c7ff;
  --ice: #eaf2ff;
  --white: #ffffff;

  --text-main: #eaf2ff;
  --text-muted: #9db3dd;
  --text-dim: #7387b3;

  --border-soft: rgba(126, 168, 255, 0.16);
  --card-bg: rgba(255, 255, 255, 0.035);
  --card-bg-strong: rgba(255, 255, 255, 0.055);

  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 10px;

  --shadow-glow: 0 0 60px rgba(42, 76, 240, 0.25);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

body {
  margin: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: linear-gradient(180deg, var(--navy-950) 0%, var(--navy-900) 100%);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3 {
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  font-weight: 600;
  line-height: 1.15;
  margin: 0;
  color: var(--white);
}

p { margin: 0; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; margin: 0; padding: 0; }
button { font-family: inherit; cursor: pointer; }

.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

.grad-text {
  background: linear-gradient(90deg, var(--blue-light), var(--blue-pale));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blue-light);
  background: rgba(46, 95, 224, 0.14);
  border: 1px solid var(--border-soft);
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 18px;
}

/* Background glow */
.bg-glow {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(600px circle at 15% 10%, rgba(42, 76, 240, 0.22), transparent 60%),
    radial-gradient(700px circle at 85% 25%, rgba(110, 168, 255, 0.14), transparent 55%),
    radial-gradient(800px circle at 50% 90%, rgba(27, 63, 214, 0.18), transparent 60%);
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease), background 0.25s var(--ease);
  border: 1px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--blue-royal-2), var(--blue-royal));
  color: var(--white);
  box-shadow: 0 8px 24px rgba(42, 76, 240, 0.35);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(42, 76, 240, 0.5);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--border-soft);
  color: var(--text-main);
}
.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--blue-light);
}

.btn-full { width: 100%; }

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(16px);
  background: rgba(6, 11, 31, 0.7);
  border-bottom: 1px solid var(--border-soft);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-logo {
  height: 34px;
  width: auto;
  display: block;
  filter: drop-shadow(0 4px 14px rgba(42, 76, 240, 0.35));
}

.nav {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav a:not(.nav-cta) {
  font-size: 0.94rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color 0.2s var(--ease);
}
.nav a:not(.nav-cta):hover { color: var(--white); }

.nav-cta {
  background: linear-gradient(135deg, var(--blue-royal-2), var(--blue-royal));
  padding: 10px 22px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--white) !important;
  box-shadow: 0 6px 18px rgba(42, 76, 240, 0.3);
  transition: transform 0.2s var(--ease);
}
.nav-cta:hover { transform: translateY(-2px); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 8px;
}
.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all 0.25s var(--ease);
}

/* ===== Hero ===== */
.hero {
  padding: 100px 0 80px;
  position: relative;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
}

.hero h1 {
  font-size: clamp(2.2rem, 4.2vw, 3.4rem);
  margin-bottom: 22px;
}

.hero-sub {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 520px;
  margin-bottom: 34px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.hero-stats {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
}
.stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.stat strong {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.6rem;
  color: var(--white);
}
.stat span {
  font-size: 0.85rem;
  color: var(--text-dim);
}

/* Hero visual */
.hero-visual {
  position: relative;
  height: 460px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.core-orb {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, var(--blue-light), var(--blue-royal) 60%, var(--navy-800) 100%);
  box-shadow: 0 0 80px rgba(46, 95, 224, 0.55), inset 0 0 40px rgba(255,255,255,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.8rem;
  color: var(--white);
  animation: pulse 4s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

.orbit-card {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--card-bg-strong);
  border: 1px solid var(--border-soft);
  backdrop-filter: blur(12px);
  padding: 12px 16px;
  border-radius: var(--radius-md);
  font-size: 0.8rem;
  animation: float 6s ease-in-out infinite;
  box-shadow: 0 12px 30px rgba(0,0,0,0.25);
}
.orbit-card strong { display: block; font-size: 0.85rem; color: var(--white); }
.orbit-card small { color: var(--text-dim); font-size: 0.72rem; }
.chip-icon { font-size: 1.3rem; display: inline-flex; align-items: center; }
.chip-icon svg { display: block; }
.chip-whatsapp { color: #25d366; }
.chip-sms { color: #30d158; }
.chip-voice { color: #30d158; }

.card-1 { top: 6%; left: 2%; animation-delay: 0s; }
.card-2 { top: 12%; right: 0%; animation-delay: 1.5s; }
.card-3 { bottom: 14%; left: 0%; animation-delay: 3s; }
.card-4 { bottom: 6%; right: 6%; animation-delay: 4.5s; }

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-14px); }
}

/* ===== Trust bar ===== */
.trust-bar {
  border-top: 1px solid var(--border-soft);
  border-bottom: 1px solid var(--border-soft);
  padding: 22px 0;
  background: rgba(255,255,255,0.02);
}
.trust-inner p {
  text-align: center;
  color: var(--text-dim);
  font-size: 0.9rem;
  letter-spacing: 0.02em;
}

/* ===== Section head ===== */
.section-head {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 56px;
}
.section-head h2 {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  margin-bottom: 16px;
}
.section-sub {
  color: var(--text-muted);
  font-size: 1.02rem;
}

/* ===== Services ===== */
.services { padding: 110px 0; }

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--card-bg);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: 36px;
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease), background 0.3s var(--ease);
}
.service-card:hover {
  transform: translateY(-6px);
  border-color: rgba(110, 168, 255, 0.4);
  background: var(--card-bg-strong);
}

.service-icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 22px;
  background: linear-gradient(135deg, var(--blue-royal-2), var(--blue-royal));
  box-shadow: 0 8px 20px rgba(42, 76, 240, 0.3);
}

.service-icon.icon-whatsapp {
  background: linear-gradient(135deg, #25d366, #128c7e);
  box-shadow: 0 8px 20px rgba(37, 211, 102, 0.35);
}

.service-icon.icon-voice {
  background: linear-gradient(135deg, #6fe86a, #21ba45);
  box-shadow: 0 8px 20px rgba(48, 209, 88, 0.35);
}

.service-icon.icon-sms {
  background: linear-gradient(135deg, #6fe86a, #21ba45);
  box-shadow: 0 8px 20px rgba(48, 209, 88, 0.35);
}

.service-icon.icon-email {
  background: #ffffff;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.service-card h3 {
  font-size: 1.3rem;
  margin-bottom: 12px;
}
.service-card > p {
  color: var(--text-muted);
  margin-bottom: 20px;
  font-size: 0.96rem;
}

.service-list li {
  position: relative;
  padding-left: 22px;
  margin-bottom: 10px;
  font-size: 0.9rem;
  color: var(--text-muted);
}
.service-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--blue-light);
}

/* ===== How it works ===== */
.how-it-works {
  padding: 90px 0;
  background: linear-gradient(180deg, transparent, rgba(27, 63, 214, 0.06), transparent);
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.step {
  background: var(--card-bg);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: 32px;
  position: relative;
}

.step-num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2.2rem;
  font-weight: 700;
  color: transparent;
  -webkit-text-stroke: 1.5px var(--blue-light);
  margin-bottom: 18px;
  opacity: 0.8;
}

.step h3 {
  font-size: 1.15rem;
  margin-bottom: 10px;
}
.step p {
  color: var(--text-muted);
  font-size: 0.92rem;
}

/* ===== Benefits ===== */
.benefits { padding: 110px 0; }

.benefits-inner {
  display: grid;
  grid-template-columns: 1fr 0.85fr;
  gap: 60px;
  align-items: center;
}

.benefits-copy h2 {
  font-size: clamp(1.8rem, 3vw, 2.3rem);
  margin-bottom: 32px;
}

.benefit-item {
  display: flex;
  gap: 16px;
  margin-bottom: 26px;
}
.benefit-check {
  flex-shrink: 0;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--blue-royal-2), var(--blue-royal));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  color: var(--white);
  font-weight: 700;
}
.benefit-item strong {
  display: block;
  color: var(--white);
  margin-bottom: 4px;
  font-size: 1.02rem;
}
.benefit-item p {
  color: var(--text-muted);
  font-size: 0.92rem;
}

.benefits-visual {
  display: flex;
  justify-content: center;
}
.glow-panel {
  width: 100%;
  max-width: 380px;
  background: var(--card-bg-strong);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-glow);
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.panel-row {
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border-soft);
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  color: var(--text-main);
}
.panel-row span { font-size: 1.2rem; }
.panel-icon { display: inline-flex; align-items: center; }
.panel-icon svg { display: block; }
.panel-icon-whatsapp { color: #25d366; }
.panel-icon-sms { color: #30d158; }
.panel-icon-voice { color: #30d158; }

/* ===== FAQ ===== */
.faq { padding: 90px 0; }

.faq-list {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  background: var(--card-bg);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  padding: 20px 24px;
}
.faq-item summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--white);
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.faq-item summary::after {
  content: "+";
  font-size: 1.4rem;
  color: var(--blue-light);
  margin-left: 16px;
  transition: transform 0.25s var(--ease);
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item p {
  margin-top: 14px;
  color: var(--text-muted);
  font-size: 0.92rem;
}

/* ===== CTA / Contact ===== */
.cta-section {
  padding: 110px 0;
  background: radial-gradient(900px circle at 50% 0%, rgba(42, 76, 240, 0.18), transparent 60%);
}

.cta-inner {
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
}
.cta-inner h2 {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  margin-bottom: 14px;
}
.cta-inner > p {
  color: var(--text-muted);
  margin-bottom: 40px;
}

.contact-form {
  background: var(--card-bg-strong);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: 36px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  text-align: left;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  color: var(--text-main);
  font-family: inherit;
  font-size: 0.95rem;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease);
}
.contact-form input::placeholder,
.contact-form textarea::placeholder { color: var(--text-dim); }
.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--blue-light);
  background: rgba(255,255,255,0.07);
}
.contact-form textarea { min-height: 110px; resize: vertical; }

.form-note {
  text-align: center;
  font-size: 0.88rem;
  color: var(--blue-light);
  min-height: 1.2em;
}

/* ===== Footer ===== */
.site-footer {
  border-top: 1px solid var(--border-soft);
  padding: 40px 0;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
}
.footer-logo { height: 100px; }
.footer-copy {
  color: var(--text-dim);
  font-size: 0.85rem;
}
.footer-links {
  display: flex;
  gap: 24px;
}
.footer-links a {
  color: var(--text-muted);
  font-size: 0.88rem;
  transition: color 0.2s var(--ease);
}
.footer-links a:hover { color: var(--white); }

/* ===== Responsive ===== */
@media (max-width: 960px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { height: 340px; margin-top: 20px; }
  .services-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .benefits-inner { grid-template-columns: 1fr; }
  .benefits-visual { order: -1; }
}

@media (max-width: 720px) {
  .nav { position: fixed; top: 76px; left: 0; right: 0; background: var(--navy-950); flex-direction: column; align-items: flex-start; padding: 24px; gap: 20px; border-bottom: 1px solid var(--border-soft); transform: translateY(-140%); opacity: 0; transition: all 0.3s var(--ease); }
  .nav.open { transform: translateY(0); opacity: 1; }
  .nav-cta { width: 100%; text-align: center; }
  .nav-toggle { display: flex; }
  .form-row { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; text-align: center; }
  .hero { padding: 60px 0 60px; }
}