/* ===========================================================
   CAMBALACHE TECHNOLOGIES — Global Stylesheet
   Paleta: Salesforce Blue + Celestes
   =========================================================== */

:root {
  /* Colors */
  --c-primary: #0176D3;
  --c-primary-dark: #032D60;
  --c-primary-deep: #021A40;
  --c-accent: #1AB9FF;
  --c-accent-soft: #7DD3FC;
  --c-accent-glow: #BAE6FD;
  --c-bg: #F8FAFC;
  --c-bg-alt: #EEF4FB;
  --c-white: #FFFFFF;
  --c-text: #0B1F3A;
  --c-text-soft: #475569;
  --c-text-mute: #64748B;
  --c-border: #E2E8F0;
  --c-success: #10B981;
  --c-shadow-sm: 0 1px 2px rgba(2, 26, 64, .06);
  --c-shadow-md: 0 8px 24px rgba(2, 26, 64, .08);
  --c-shadow-lg: 0 20px 60px rgba(2, 26, 64, .12);
  --c-shadow-glow: 0 12px 48px rgba(1, 118, 211, .25);

  /* Type */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* Layout */
  --container: 1240px;
  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 22px;
  --radius-xl: 32px;

  /* Transitions */
  --ease: cubic-bezier(.2, .8, .2, 1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  font-feature-settings: "cv11", "ss01", "ss03";
  color: var(--c-text);
  background: var(--c-bg);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* ============ TYPOGRAPHY ============ */
h1, h2, h3, h4 {
  font-weight: 700;
  letter-spacing: -.02em;
  line-height: 1.1;
  color: var(--c-text);
}
h1 { font-size: clamp(2.2rem, 5.2vw, 4rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); letter-spacing: -.025em; }
h3 { font-size: clamp(1.2rem, 2vw, 1.45rem); }
h4 { font-size: 1.05rem; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: .78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--c-primary);
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(1, 118, 211, .08);
  border: 1px solid rgba(1, 118, 211, .15);
}
.eyebrow::before {
  content: '';
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--c-accent);
  box-shadow: 0 0 0 4px rgba(26, 185, 255, .2);
}

.lede {
  font-size: clamp(1.05rem, 1.4vw, 1.18rem);
  color: var(--c-text-soft);
  max-width: 620px;
}

/* ============ BUTTONS ============ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 22px;
  border-radius: 999px;
  font-weight: 600;
  font-size: .95rem;
  letter-spacing: -.01em;
  transition: all .25s var(--ease);
  white-space: nowrap;
}
.btn svg { width: 16px; height: 16px; transition: transform .25s var(--ease); }
.btn:hover svg { transform: translateX(3px); }

.btn-primary {
  background: var(--c-primary);
  color: var(--c-white);
  box-shadow: 0 8px 24px rgba(1, 118, 211, .35);
}
.btn-primary:hover {
  background: #0066BB;
  transform: translateY(-2px);
  box-shadow: 0 14px 32px rgba(1, 118, 211, .45);
}
.btn-ghost {
  background: transparent;
  color: var(--c-text);
  border: 1px solid var(--c-border);
}
.btn-ghost:hover {
  border-color: var(--c-primary);
  color: var(--c-primary);
  background: rgba(1, 118, 211, .04);
}
.btn-light {
  background: rgba(255,255,255,.12);
  color: var(--c-white);
  border: 1px solid rgba(255,255,255,.2);
  backdrop-filter: blur(10px);
}
.btn-light:hover { background: rgba(255,255,255,.2); }

/* ============ NAVBAR ============ */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(248, 250, 252, .82);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s var(--ease), background .3s var(--ease);
}
.nav.scrolled {
  border-bottom-color: rgba(2, 26, 64, .08);
  background: rgba(248, 250, 252, .92);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.nav-logo {
  display: flex; align-items: center; gap: 10px;
  font-weight: 700;
  font-size: 1.05rem;
}
.nav-logo img { height: 34px; width: auto; }

.nav-links {
  display: flex; gap: 6px;
  list-style: none;
}
.nav-links a {
  display: block;
  padding: 9px 16px;
  border-radius: 999px;
  font-size: .92rem;
  font-weight: 500;
  color: var(--c-text-soft);
  transition: all .2s var(--ease);
  position: relative;
}
.nav-links a:hover { color: var(--c-primary); background: rgba(1, 118, 211, .06); }
.nav-links a.active { color: var(--c-primary); background: rgba(1, 118, 211, .08); }

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

.nav-toggle {
  display: none;
  width: 40px; height: 40px;
  border-radius: 10px;
  align-items: center; justify-content: center;
  background: var(--c-white);
  border: 1px solid var(--c-border);
}
.nav-toggle span {
  width: 18px; height: 2px;
  background: var(--c-text);
  position: relative;
}
.nav-toggle span::before,
.nav-toggle span::after {
  content: ''; position: absolute;
  width: 18px; height: 2px;
  background: var(--c-text);
  left: 0;
}
.nav-toggle span::before { top: -6px; }
.nav-toggle span::after  { top: 6px; }

@media (max-width: 1100px) {
  .nav-links { display: none; }
  .nav-cta .btn-ghost { display: none; }
  .nav-cta .btn-primary { display: none; }
  .nav-toggle { display: flex; }
  .nav.open .nav-links {
    display: flex;
    position: absolute;
    top: 72px; left: 0; right: 0;
    flex-direction: column;
    background: var(--c-white);
    padding: 16px;
    border-bottom: 1px solid var(--c-border);
    box-shadow: var(--c-shadow-md);
  }
  .nav.open .nav-links a {
    padding: 14px 18px;
    border-radius: 10px;
  }
  .nav.open .nav-links::after {
    content: '';
    display: block;
    margin: 12px 18px 4px;
  }
}

/* ============ FOOTER ============ */
.footer {
  background: var(--c-primary-deep);
  color: rgba(255,255,255,.78);
  padding: 80px 0 32px;
  position: relative;
  overflow: hidden;
}
.footer::before {
  content: '';
  position: absolute;
  top: -120px; left: 50%;
  transform: translateX(-50%);
  width: 800px; height: 800px;
  background: radial-gradient(circle, rgba(26, 185, 255, .15), transparent 60%);
  pointer-events: none;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 60px;
  position: relative;
}
@media (max-width: 860px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
}
@media (max-width: 520px) {
  .footer-grid { grid-template-columns: 1fr; }
}

.footer h4 {
  color: var(--c-white);
  font-size: .85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .12em;
  margin-bottom: 18px;
}
.footer-brand img { height: 38px; margin-bottom: 18px; filter: brightness(0) invert(1); }
.footer-brand p { font-size: .95rem; max-width: 320px; }

.footer ul { list-style: none; }
.footer ul li { margin-bottom: 10px; }
.footer ul a {
  font-size: .92rem;
  color: rgba(255,255,255,.7);
  transition: color .2s var(--ease);
}
.footer ul a:hover { color: var(--c-accent); }

.footer-social {
  display: flex; gap: 10px;
  margin-top: 16px;
}
.footer-social a {
  width: 38px; height: 38px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  transition: all .25s var(--ease);
}
.footer-social a:hover {
  background: var(--c-accent);
  border-color: var(--c-accent);
  transform: translateY(-2px);
}
.footer-social svg { width: 16px; height: 16px; fill: var(--c-white); }

.footer-bottom {
  margin-top: 64px;
  padding-top: 28px;
  border-top: 1px solid rgba(255,255,255,.1);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  font-size: .85rem;
  color: rgba(255,255,255,.55);
  position: relative;
}
.footer-bottom img { height: 28px; opacity: .85; }

/* ============ SECTIONS ============ */
section { padding: 96px 0; position: relative; }
@media (max-width: 720px) { section { padding: 72px 0; } }

.section-head {
  max-width: 720px;
  margin-bottom: 56px;
}
.section-head .eyebrow { margin-bottom: 18px; }
.section-head h2 { margin-bottom: 16px; }

/* Backgrounds */
.bg-mesh {
  background:
    radial-gradient(60% 80% at 80% 0%, rgba(26, 185, 255, .12), transparent 60%),
    radial-gradient(50% 60% at 0% 100%, rgba(1, 118, 211, .08), transparent 60%),
    var(--c-bg);
}
.bg-dark {
  background: linear-gradient(180deg, var(--c-primary-dark), var(--c-primary-deep));
  color: var(--c-white);
}
.bg-dark h2, .bg-dark h3 { color: var(--c-white); }
.bg-dark .lede { color: rgba(255,255,255,.75); }
.bg-dark .eyebrow {
  background: rgba(26, 185, 255, .15);
  border-color: rgba(26, 185, 255, .3);
  color: var(--c-accent-glow);
}

/* ============ CARDS ============ */
.card {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all .3s var(--ease);
  position: relative;
  overflow: hidden;
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--c-shadow-lg);
  border-color: rgba(1, 118, 211, .25);
}

.card-icon {
  width: 52px; height: 52px;
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--c-primary), var(--c-accent));
  margin-bottom: 20px;
  color: var(--c-white);
  box-shadow: 0 8px 24px rgba(1, 118, 211, .3);
}
.card-icon svg { width: 26px; height: 26px; stroke-width: 1.6; }

.card h3 { margin-bottom: 10px; }
.card p { color: var(--c-text-soft); font-size: .96rem; }

/* ============ FADE-IN ANIMATION ============ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .8s var(--ease), transform .8s var(--ease);
}
.reveal.in {
  opacity: 1;
  transform: translateY(0);
}
.reveal.delay-1 { transition-delay: .08s; }
.reveal.delay-2 { transition-delay: .16s; }
.reveal.delay-3 { transition-delay: .24s; }
.reveal.delay-4 { transition-delay: .32s; }
.reveal.delay-5 { transition-delay: .4s; }

/* ============ HERO (shared base) ============ */
.hero {
  position: relative;
  padding: 100px 0 120px;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(50% 60% at 85% 20%, rgba(26, 185, 255, .18), transparent 70%),
    radial-gradient(40% 50% at 15% 80%, rgba(1, 118, 211, .12), transparent 70%);
  pointer-events: none;
}
.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(1, 118, 211, .04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(1, 118, 211, .04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 40%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 40%, transparent 80%);
  pointer-events: none;
}
.hero-inner { position: relative; z-index: 2; }

/* ============ UTILS ============ */
.grid-2 { display: grid; grid-template-columns: 1.1fr .9fr; gap: 60px; align-items: center; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

@media (max-width: 920px) {
  .grid-2 { grid-template-columns: 1fr; gap: 40px; }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); gap: 18px; }
}
@media (max-width: 560px) {
  .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

.text-center { text-align: center; }
.mx-auto { margin-left: auto; margin-right: auto; }
.mt-32 { margin-top: 32px; }
.mt-48 { margin-top: 48px; }

/* ============ BADGE / TAG ============ */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  border-radius: 999px;
  font-size: .78rem;
  font-weight: 500;
  background: rgba(1, 118, 211, .08);
  color: var(--c-primary);
}

/* ============ STATS ============ */
.stat {
  padding: 28px 0;
}
.stat-num {
  font-size: clamp(2.2rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: -.03em;
  background: linear-gradient(135deg, var(--c-primary), var(--c-accent));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  line-height: 1;
}
.stat-label {
  font-size: .9rem;
  color: var(--c-text-soft);
  margin-top: 8px;
}