/* ============================================================
   Nimbus — SaaS oscuro con gradientes neón (azul/violeta/cian)
   ============================================================ */

:root {
  --color-bg: #05060d;
  --color-bg-alt: #0a0c1a;
  --color-card: #10132a;
  --color-line: #23264a;
  --color-text: #eef0ff;
  --color-muted: #9599c2;
  --color-blue: #5b8cff;
  --color-violet: #a56bff;
  --color-cyan: #4ee6d6;

  --font-sans: 'Sora', sans-serif;
  --max-width: 1180px;
  --radius: 14px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: var(--font-sans); background: var(--color-bg); color: var(--color-text); line-height: 1.6; position: relative; overflow-x: hidden; }
h1, h2, h3 { font-weight: 700; line-height: 1.15; margin: 0 0 0.5em; }
p { color: var(--color-muted); margin: 0 0 1em; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; position: relative; z-index: 1; }
.eyebrow { text-transform: uppercase; letter-spacing: 0.14em; font-size: 0.76rem; font-weight: 700; color: var(--color-cyan); margin-bottom: 0.75em; }
.gradient-text { background: linear-gradient(90deg, var(--color-blue), var(--color-violet), var(--color-cyan)); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* animated background blobs */
.bg-blobs { position: fixed; inset: 0; z-index: 0; overflow: hidden; pointer-events: none; }
.blob { position: absolute; border-radius: 50%; filter: blur(90px); opacity: 0.45; }
.blob-1 { width: 500px; height: 500px; background: var(--color-blue); top: -120px; left: -100px; animation: float1 16s ease-in-out infinite; }
.blob-2 { width: 460px; height: 460px; background: var(--color-violet); top: 40%; right: -140px; animation: float2 20s ease-in-out infinite; }
.blob-3 { width: 380px; height: 380px; background: var(--color-cyan); bottom: -160px; left: 30%; animation: float1 18s ease-in-out infinite reverse; }
@keyframes float1 { 0%, 100% { transform: translate(0, 0); } 50% { transform: translate(60px, 40px); } }
@keyframes float2 { 0%, 100% { transform: translate(0, 0); } 50% { transform: translate(-50px, 60px); } }

.pill { display: inline-block; padding: 6px 16px; border-radius: 999px; border: 1px solid var(--color-line); background: rgba(255,255,255,0.03); font-size: 0.82rem; color: var(--color-cyan); margin-bottom: 20px; }

.btn { display: inline-flex; align-items: center; justify-content: center; padding: 0.85em 1.7em; border-radius: 10px; font-weight: 700; font-size: 0.95rem; border: 1px solid transparent; cursor: pointer; transition: all 0.15s ease; }
.btn-primary { background: linear-gradient(90deg, var(--color-blue), var(--color-violet)); color: #fff; }
.btn-primary:hover { filter: brightness(1.1); }
.btn-ghost { background: transparent; border-color: var(--color-line); color: var(--color-text); }
.btn-ghost:hover { border-color: var(--color-blue); }
.btn-block { width: 100%; }

/* header */
.site-header { position: sticky; top: 0; z-index: 100; background: rgba(5, 6, 13, 0.8); backdrop-filter: blur(10px); border-bottom: 1px solid var(--color-line); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 74px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.05rem; }
.brand-mark { display: inline-flex; align-items: center; justify-content: center; width: 32px; height: 32px; border-radius: 8px; background: linear-gradient(135deg, var(--color-blue), var(--color-violet)); font-weight: 800; }
.main-nav { display: flex; align-items: center; gap: 26px; font-size: 0.92rem; font-weight: 600; }
.main-nav > a:hover { color: var(--color-cyan); }
.nav-cta { background: linear-gradient(90deg, var(--color-blue), var(--color-violet)); color: #fff !important; padding: 0.6em 1.3em; border-radius: 10px; }
.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 8px; }
.nav-toggle span { width: 24px; height: 2px; background: var(--color-text); border-radius: 2px; }

/* mega menu */
.mega { position: relative; }
.mega-trigger { background: none; border: none; color: inherit; font: inherit; font-weight: 600; cursor: pointer; display: flex; align-items: center; gap: 4px; }
.caret { font-size: 0.7rem; transition: transform 0.15s ease; }
.mega.open .caret { transform: rotate(180deg); }
.mega-panel {
  position: absolute; top: calc(100% + 18px); left: 50%; transform: translateX(-50%);
  display: none; grid-template-columns: repeat(3, 180px); gap: 28px;
  background: var(--color-card); border: 1px solid var(--color-line); border-radius: var(--radius);
  padding: 26px; box-shadow: 0 20px 50px rgba(0,0,0,0.5);
}
.mega.open .mega-panel { display: grid; }
.mega-col h4 { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--color-cyan); margin-bottom: 12px; }
.mega-col a { display: block; font-size: 0.9rem; color: var(--color-muted); padding: 6px 0; }
.mega-col a:hover { color: var(--color-text); }

/* hero */
.hero { padding: 110px 0 80px; text-align: center; }
.hero-inner { max-width: 780px; margin: 0 auto; }
.hero h1 { font-size: clamp(2.2rem, 4.5vw, 3.3rem); }
.hero-lead { font-size: 1.08rem; max-width: 56ch; margin: 0 auto 2em; }
.hero-actions { display: flex; gap: 16px; justify-content: center; margin-bottom: 56px; }

.hero-terminal { max-width: 640px; margin: 0 auto; background: var(--color-card); border: 1px solid var(--color-line); border-radius: var(--radius); overflow: hidden; text-align: left; box-shadow: 0 30px 80px rgba(0,0,0,0.5); }
.terminal-bar { display: flex; gap: 8px; padding: 12px 16px; background: rgba(255,255,255,0.03); border-bottom: 1px solid var(--color-line); }
.terminal-bar span { width: 10px; height: 10px; border-radius: 50%; background: var(--color-line); }
.terminal-bar span:nth-child(1) { background: #ff5f57; }
.terminal-bar span:nth-child(2) { background: #febc2e; }
.terminal-bar span:nth-child(3) { background: #28c840; }
.terminal-body { margin: 0; padding: 22px 20px; font-family: 'Courier New', monospace; font-size: 0.9rem; color: var(--color-cyan); min-height: 90px; white-space: pre-wrap; }

/* logos */
.logos { padding: 44px 0; border-top: 1px solid var(--color-line); border-bottom: 1px solid var(--color-line); }
.logos p { text-align: center; font-size: 0.82rem; margin-bottom: 20px; }
.logos-row { display: flex; justify-content: center; flex-wrap: wrap; gap: 40px; font-weight: 700; color: var(--color-muted); }

/* sections */
section { padding: 100px 0; }
.section-head { max-width: 640px; margin: 0 auto 52px; text-align: center; }
.section-head h2 { font-size: clamp(1.7rem, 2.6vw, 2.3rem); }

/* product */
.product-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.product-card { background: var(--color-card); border: 1px solid var(--color-line); border-radius: var(--radius); padding: 28px; transition: transform 0.2s ease, border-color 0.2s ease; }
.product-card:hover { transform: translateY(-4px); border-color: var(--color-blue); }
.product-icon { font-size: 1.8rem; margin-bottom: 12px; }
.product-card h3 { font-size: 1.05rem; }
.product-card p { font-size: 0.9rem; margin: 0; }

/* pricing */
.pricing { background: var(--color-bg-alt); }
.plan-toggle { display: flex; align-items: center; justify-content: center; gap: 14px; margin-top: 20px; font-size: 0.9rem; font-weight: 600; color: var(--color-muted); }
.toggle-label.active { color: var(--color-text); }
.toggle-label em { color: var(--color-cyan); font-style: normal; font-size: 0.78rem; }
.switch { width: 50px; height: 26px; border-radius: 999px; background: var(--color-line); border: none; position: relative; cursor: pointer; padding: 0; }
.switch-knob { position: absolute; top: 3px; left: 3px; width: 20px; height: 20px; border-radius: 50%; background: var(--color-cyan); transition: transform 0.2s ease; }
.switch[aria-checked="true"] .switch-knob { transform: translateX(24px); }

.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.price-card { position: relative; background: var(--color-card); border: 1px solid var(--color-line); border-radius: var(--radius); padding: 32px; display: flex; flex-direction: column; }
.price-card.featured { border-color: var(--color-blue); box-shadow: 0 0 0 1px var(--color-blue), 0 20px 60px rgba(91,140,255,0.15); }
.price-badge { position: absolute; top: -12px; right: 24px; background: linear-gradient(90deg, var(--color-blue), var(--color-violet)); font-size: 0.72rem; font-weight: 700; padding: 4px 10px; border-radius: 999px; }
.price { font-size: 2rem; font-weight: 800; margin-bottom: 1.2em; }
.price small { font-size: 0.9rem; font-weight: 500; color: var(--color-muted); }
.price .price-annual { display: none; }
body.annual .price .price-monthly { display: none; }
body.annual .price .price-annual { display: inline; }
.price-card ul { flex: 1; margin-bottom: 1.6em; }
.price-card li { font-size: 0.9rem; padding: 8px 0; border-bottom: 1px solid var(--color-line); color: var(--color-muted); }
.price-card li:last-child { border-bottom: none; }

/* faq accordion */
.faq-list { max-width: 720px; margin: 0 auto; }
.faq-item { border-bottom: 1px solid var(--color-line); }
.faq-trigger { width: 100%; display: flex; justify-content: space-between; align-items: center; background: none; border: none; cursor: pointer; padding: 20px 4px; color: var(--color-text); font-size: 1rem; font-weight: 600; }
.faq-icon { color: var(--color-cyan); transition: transform 0.2s ease; }
.faq-item.open .faq-icon { transform: rotate(45deg); }
.faq-panel { max-height: 0; overflow: hidden; transition: max-height 0.3s ease; }
.faq-item.open .faq-panel { max-height: 200px; }
.faq-panel p { padding-bottom: 20px; font-size: 0.92rem; }

/* contact */
.contact-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.contact-form { background: var(--color-card); border: 1px solid var(--color-line); border-radius: var(--radius); padding: 32px; }
.form-row { margin-bottom: 18px; }
label { display: block; font-size: 0.85rem; font-weight: 600; margin-bottom: 6px; }
input { width: 100%; padding: 0.75em 0.9em; border: 1px solid var(--color-line); border-radius: 8px; background: var(--color-bg); color: var(--color-text); font-family: inherit; }
input:focus { outline: none; border-color: var(--color-blue); }
.form-status { margin-top: 14px; font-size: 0.9rem; font-weight: 600; color: var(--color-cyan); }

/* footer */
.site-footer { border-top: 1px solid var(--color-line); padding: 56px 0 0; }
.footer-inner { display: grid; grid-template-columns: 1.2fr 2fr; gap: 40px; padding-bottom: 40px; }
.footer-brand p { max-width: 32ch; font-size: 0.88rem; margin-top: 10px; }
.footer-links { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.footer-links h4 { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 14px; color: var(--color-cyan); }
.footer-links a { display: block; font-size: 0.9rem; color: var(--color-muted); margin-bottom: 10px; }
.footer-links a:hover { color: var(--color-text); }
.footer-bottom { padding: 20px 0; font-size: 0.8rem; color: var(--color-muted); text-align: center; border-top: 1px solid var(--color-line); }

/* responsive */
@media (max-width: 960px) {
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid { grid-template-columns: 1fr; }
  .contact-inner { grid-template-columns: 1fr; }
  .mega-panel { grid-template-columns: repeat(2, 160px); }
}
@media (max-width: 720px) {
  .main-nav { position: absolute; top: 74px; left: 0; right: 0; background: var(--color-bg); border-bottom: 1px solid var(--color-line); flex-direction: column; align-items: flex-start; gap: 0; padding: 12px 24px 20px; display: none; }
  .main-nav.open { display: flex; }
  .main-nav a, .mega { width: 100%; padding: 12px 0; border-bottom: 1px solid var(--color-line); }
  .mega-panel { position: static; transform: none; grid-template-columns: 1fr; margin-top: 12px; box-shadow: none; }
  .nav-toggle { display: flex; }
  .product-grid { grid-template-columns: 1fr; }
  section { padding: 64px 0; }
  .hero { padding: 80px 0 48px; }
}