/* ===================================================================
   APF Technologys — clean luxury technology
   Dual theme: refined light (default) + dark luxury.
   Accent: electric blue. All surfaces driven by semantic tokens.
   =================================================================== */

/* ---------- Design tokens ---------- */
:root {
  color-scheme: light;

  /* Surfaces / ink */
  --bg:        #FFFFFF;
  --bg-1:      #F6F8FB;
  --surface:   #FFFFFF;
  --surface-2: #FBFCFE;
  --ink:       #0B1220;
  --ink-2:     #475264;
  --ink-3:     #717C8C;
  --border:    rgba(11, 18, 32, .09);
  --border-2:  rgba(11, 18, 32, .14);

  /* Glass */
  --glass:        rgba(255, 255, 255, .68);
  --glass-strong: rgba(255, 255, 255, .82);
  --glass-border: rgba(255, 255, 255, .85);

  /* Liquid glass (frosted boxes) — real refraction via SVG displacement */
  --lg-fill:   rgba(255, 255, 255, .42);
  --lg-edge:   rgba(255, 255, 255, .85);
  --lg-blur:      url(#lg-frost) blur(7px) saturate(165%);
  --lg-blur-soft: blur(18px) saturate(165%);
  --lg-shadow: inset 0 1px 1px rgba(255, 255, 255, .9),
               inset 0 0 0 1px rgba(255, 255, 255, .35),
               0 0 0 1px rgba(15, 23, 42, .08),
               0 18px 46px -22px rgba(15, 23, 42, .38);

  /* Accent — electric blue */
  --accent:       #2563EB;
  --accent-2:     #1D4ED8;
  --accent-3:     #3B82F6;
  --accent-tint:  rgba(37, 99, 235, .08);
  --accent-tint-2:rgba(37, 99, 235, .16);
  --accent-glow:  rgba(37, 99, 235, .28);
  --on-accent:    #FFFFFF;
  --grad-accent:  linear-gradient(135deg, #3B82F6 0%, #1D4ED8 100%);
  --grad-text:    linear-gradient(100deg, #1D4ED8 0%, #3B82F6 55%, #60A5FA 100%);

  /* Hero aura */
  --aura-1: #DCEBFF;
  --aura-2: #EEF4FF;
  --aura-3: #F0F6FF;

  /* Robot */
  --robot-shadow: drop-shadow(0 38px 50px rgba(15, 23, 42, .22));

  /* Type */
  --font-display: "Inter Tight", -apple-system, "SF Pro Display", BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --font-body:    "Inter", -apple-system, "SF Pro Text", BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;

  /* Motion */
  --ease: cubic-bezier(.16, 1, .3, 1);
  --ease-out: cubic-bezier(.22, 1, .36, 1);
  --dur:  .6s;

  /* Shape */
  --r-xs: 10px;
  --r-sm: 14px;
  --r:    18px;
  --r-lg: 24px;
  --r-xl: 30px;
  --pill: 999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(11,18,32,.04), 0 4px 12px rgba(11,18,32,.05);
  --shadow:    0 2px 6px rgba(11,18,32,.05), 0 18px 44px rgba(11,18,32,.09);
  --shadow-lg: 0 4px 14px rgba(11,18,32,.06), 0 44px 90px rgba(11,18,32,.14);

  /* Layout */
  --container: 1200px;
  --pad: clamp(20px, 5vw, 44px);
  --nav-h: 64px;
}

[data-theme="dark"] {
  color-scheme: dark;

  --bg:        #07090E;
  --bg-1:      #0A0E16;
  --surface:   #0E121A;
  --surface-2: #11161F;
  --ink:       #F4F6FA;
  --ink-2:     #A6B0C0;
  --ink-3:     #6F7A8A;
  --border:    rgba(255, 255, 255, .09);
  --border-2:  rgba(255, 255, 255, .16);

  --glass:        rgba(255, 255, 255, .045);
  --glass-strong: rgba(20, 26, 38, .72);
  --glass-border: rgba(255, 255, 255, .10);

  --lg-fill:   rgba(24, 32, 48, .42);
  --lg-edge:   rgba(255, 255, 255, .24);
  --lg-blur:      url(#lg-frost) blur(7px) saturate(150%);
  --lg-blur-soft: blur(18px) saturate(150%);
  --lg-shadow: inset 0 1px 1px rgba(255, 255, 255, .22),
               inset 0 0 0 1px rgba(255, 255, 255, .08),
               0 0 0 1px rgba(0, 0, 0, .4),
               0 18px 46px -22px rgba(0, 0, 0, .62);

  --accent:       #3B82F6;
  --accent-2:     #2563EB;
  --accent-3:     #60A5FA;
  --accent-tint:  rgba(59, 130, 246, .12);
  --accent-tint-2:rgba(59, 130, 246, .22);
  --accent-glow:  rgba(59, 130, 246, .45);
  --grad-accent:  linear-gradient(135deg, #60A5FA 0%, #2563EB 100%);
  --grad-text:    linear-gradient(100deg, #93C5FD 0%, #60A5FA 50%, #3B82F6 100%);

  --aura-1: rgba(59,130,246,.22);
  --aura-2: rgba(37,99,235,.16);
  --aura-3: rgba(99,102,241,.14);

  --robot-shadow: drop-shadow(0 30px 60px rgba(0,0,0,.6)) drop-shadow(0 0 38px rgba(59,130,246,.28));

  --shadow-sm: 0 1px 2px rgba(0,0,0,.5);
  --shadow:    0 10px 34px rgba(0,0,0,.55);
  --shadow-lg: 0 30px 80px rgba(0,0,0,.66);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html {
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
  -webkit-text-size-adjust: 100%;
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  font-family: var(--font-body);
  font-weight: 400;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  transition: background .4s var(--ease), color .4s var(--ease);
}

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

::selection { background: var(--accent-tint-2); color: var(--ink); }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 200;
  background: var(--ink); color: var(--bg); padding: 12px 18px; border-radius: 0 0 10px 0;
}
.skip-link:focus { left: 0; }

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--pad);
}

/* ---------- Film grain overlay ---------- */
.grain {
  position: fixed; inset: 0; z-index: 60; pointer-events: none;
  opacity: .035;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  mix-blend-mode: multiply;
}
[data-theme="dark"] .grain { opacity: .07; mix-blend-mode: overlay; }

/* Liquid-glass filter defs — kept out of layout */
.lg-defs { position: absolute; width: 0; height: 0; overflow: hidden; pointer-events: none; }

/* ---------- Typography ---------- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.022em;
  line-height: 1.06;
  color: var(--ink);
}

.eyebrow {
  display: inline-flex; align-items: center; gap: .5em;
  font-size: .76rem;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--accent);
}
.eyebrow--pill {
  padding: 7px 14px 7px 11px;
  border-radius: var(--pill);
  background: var(--accent-tint);
  border: 1px solid var(--accent-tint-2);
  color: var(--accent);
  letter-spacing: .1em;
  font-size: .74rem;
}
.eyebrow--pill .dot {
  width: 7px; height: 7px; border-radius: 50%; background: var(--accent);
  box-shadow: 0 0 0 0 var(--accent-glow);
  animation: pulse 2.4s var(--ease) infinite;
}

.grad {
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.muted { color: var(--ink-3); }

/* ---------- Buttons ---------- */
.btn {
  --bh: 48px;
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .55rem;
  height: var(--bh);
  padding-inline: 24px;
  border: 1px solid transparent;
  border-radius: var(--pill);
  font-family: var(--font-display);
  font-weight: 500;
  font-size: .95rem;
  letter-spacing: -0.01em;
  white-space: nowrap;
  overflow: hidden;
  transition: transform .3s var(--ease), background .3s var(--ease),
              border-color .3s var(--ease), box-shadow .3s var(--ease), color .3s var(--ease);
}
.btn--sm  { --bh: 42px; padding-inline: 18px; font-size: .9rem; }
.btn--lg  { --bh: 56px; padding-inline: 32px; font-size: 1.02rem; }
.btn--block { width: 100%; }

.btn--primary {
  background: var(--grad-accent);
  color: #fff;
  box-shadow: 0 1px 2px rgba(11,18,32,.16), 0 10px 26px var(--accent-glow);
}
/* sheen */
.btn--primary::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(120deg, transparent 30%, rgba(255,255,255,.35) 50%, transparent 70%);
  transform: translateX(-120%);
  transition: transform .7s var(--ease);
}
.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 2px 6px rgba(11,18,32,.2), 0 18px 40px var(--accent-glow);
}
.btn--primary:hover::after { transform: translateX(120%); }
.btn--primary:active { transform: translateY(0); }

.btn--ghost {
  background: var(--glass);
  color: var(--ink);
  border-color: var(--border-2);
  backdrop-filter: blur(8px);
}
.btn--ghost:hover {
  background: var(--surface);
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

/* ---------- Nav (floating glass pill) ---------- */
.nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  padding: 14px var(--pad) 0;
  transition: padding .35s var(--ease);
}
.nav__inner {
  max-width: var(--container);
  margin-inline: auto;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 8px 0 18px;
  border-radius: var(--pill);
  border: 1px solid transparent;
  transition: background .35s var(--ease), border-color .35s var(--ease),
              box-shadow .35s var(--ease), backdrop-filter .35s var(--ease);
}
.nav.is-scrolled { padding-top: 10px; }
.nav.is-scrolled .nav__inner {
  background: var(--glass);
  -webkit-backdrop-filter: saturate(180%) blur(18px);
          backdrop-filter: saturate(180%) blur(18px);
  border-color: var(--glass-border);
  box-shadow: var(--shadow-sm);
}

.brand { display: inline-flex; align-items: center; gap: .6rem; }
.brand__mark {
  display: grid; place-items: center;
  width: 38px; height: 38px;
  color: #fff; background: var(--grad-accent);
  border-radius: 12px;
  box-shadow: var(--shadow-sm), inset 0 1px 0 rgba(255,255,255,.25);
}
.brand__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.06rem;
  letter-spacing: -0.02em;
}
.brand__name span { font-weight: 400; color: var(--ink-3); }

.nav__links { display: flex; gap: 4px; }
.nav__links a {
  padding: 9px 15px;
  border-radius: var(--pill);
  font-size: .92rem;
  color: var(--ink-2);
  transition: color .2s var(--ease), background .2s var(--ease);
}
.nav__links a:hover { color: var(--ink); background: var(--accent-tint); }

.nav__actions { display: flex; align-items: center; gap: 8px; }

/* Theme toggle */
.theme-toggle {
  display: grid; place-items: center;
  width: 42px; height: 42px;
  border-radius: var(--pill);
  border: 1px solid var(--border-2);
  background: var(--glass);
  color: var(--ink-2);
  transition: color .25s var(--ease), border-color .25s var(--ease), background .25s var(--ease), transform .25s var(--ease);
}
.theme-toggle:hover { color: var(--accent); border-color: var(--accent); transform: translateY(-1px); }
.theme-toggle svg { width: 19px; height: 19px; }
.theme-toggle .icon-sun { display: none; }
.theme-toggle .icon-moon { display: block; }
[data-theme="dark"] .theme-toggle .icon-sun { display: block; }
[data-theme="dark"] .theme-toggle .icon-moon { display: none; }

.nav__toggle {
  display: none;
  width: 44px; height: 44px;
  border: 1px solid var(--border-2);
  border-radius: var(--pill);
  background: var(--glass);
  position: relative;
}
.nav__toggle span {
  position: absolute; left: 12px; right: 12px; height: 1.6px;
  background: var(--ink); border-radius: 2px;
  transition: transform .3s var(--ease), opacity .3s var(--ease);
}
.nav__toggle span:nth-child(1) { top: 17px; }
.nav__toggle span:nth-child(2) { bottom: 17px; }
.nav__toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(5px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] span:nth-child(2) { transform: translateY(-5px) rotate(-45deg); }

/* ---------- Mobile drawer ---------- */
.drawer {
  position: fixed; inset: 86px var(--pad) auto; z-index: 99;
  background: var(--glass-strong);
  -webkit-backdrop-filter: blur(20px); backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-lg);
  padding: 14px;
  transform: translateY(-12px);
  opacity: 0;
  transition: transform .3s var(--ease), opacity .3s var(--ease);
}
.drawer.is-open { transform: translateY(0); opacity: 1; }
.drawer__nav { display: flex; flex-direction: column; gap: 2px; }
.drawer__nav a {
  padding: 14px 16px;
  border-radius: var(--r-sm);
  font-family: var(--font-display);
  font-size: 1.05rem;
  color: var(--ink);
}
.drawer__nav a:not(.btn):hover { background: var(--accent-tint); }
.drawer__nav a.btn { margin-top: 10px; justify-content: center; }
.drawer__scrim {
  position: fixed; inset: 0; z-index: 98;
  background: rgba(7,9,14,.42);
  -webkit-backdrop-filter: blur(2px); backdrop-filter: blur(2px);
  opacity: 0; transition: opacity .3s var(--ease);
}
.drawer__scrim.is-open { opacity: 1; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: clamp(128px, 17vh, 200px) 0 clamp(56px, 8vw, 96px);
  overflow: hidden;
}
.hero__aura {
  position: absolute; inset: -10% 0 auto 0; height: 120%; z-index: 0;
  background:
    radial-gradient(58% 48% at 50% -6%, var(--aura-1) 0%, transparent 62%),
    radial-gradient(40% 40% at 84% 8%, var(--aura-2) 0%, transparent 58%),
    radial-gradient(46% 46% at 12% 26%, var(--aura-3) 0%, transparent 58%);
  filter: saturate(108%);
}
[data-theme="dark"] .hero__aura { filter: blur(20px) saturate(120%); }

.hero__inner {
  position: relative; z-index: 2;
  display: flex; flex-direction: column; align-items: center; text-align: center;
}
/* Legibility scrim — softly fades the robot right behind the headline */
.hero__inner::before {
  content: "";
  position: absolute; left: 50%; top: -24px; transform: translateX(-50%);
  width: min(820px, 96%); height: 440px; z-index: -1;
  background: radial-gradient(58% 58% at 50% 40%, var(--bg) 0%, transparent 72%);
  pointer-events: none;
}
[data-theme="dark"] .hero__inner::before {
  background: radial-gradient(58% 58% at 50% 40%, var(--bg) 18%, transparent 74%);
  opacity: .82;
}

/* Robot — simple image that levitates behind the headline */
.hero__robot {
  position: absolute;
  top: clamp(95px, 12vh, 158px);
  left: 50%;
  transform: translateX(-50%);
  width: clamp(263px, 37vw, 457px);
  z-index: 1;
  pointer-events: none;
  filter: var(--robot-shadow);
}
.hero__robot img {
  width: 100%; height: auto; display: block;
  animation: robotFloat 6s ease-in-out infinite;
}
@keyframes robotFloat {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-22px); }
}

.hero__title {
  font-size: clamp(2.6rem, 6.4vw, 5rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  max-width: 17ch;
  margin: 20px 0 0;
}
.hero__lead {
  font-size: clamp(1.06rem, 1.7vw, 1.32rem);
  color: var(--ink);
  font-weight: 500;
  max-width: 60ch;
  margin: 24px auto 0;
  padding: 18px 26px;
  border-radius: var(--r-lg);
  background: var(--lg-fill);
  border: 1px solid var(--lg-edge);
  box-shadow: var(--lg-shadow);
  -webkit-backdrop-filter: var(--lg-blur-soft);
  backdrop-filter: var(--lg-blur);
}
[data-theme="dark"] .hero__lead { color: #F4F7FC; }
.hero__cta { display: flex; flex-wrap: wrap; justify-content: center; gap: 14px; margin-top: 36px; }

/* Live AI console mockup */
.hero__panel { width: 100%; max-width: 780px; margin: clamp(54px, 7vw, 86px) auto 0; }
.panel {
  position: relative;
  border-radius: var(--r-xl);
  padding: 14px;
  background: var(--glass-strong);
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-lg), inset 0 1px 0 rgba(255,255,255,.35);
  -webkit-backdrop-filter: blur(16px); backdrop-filter: blur(16px);
  text-align: left;
}
.panel::after {
  content: ""; position: absolute; inset: 0; border-radius: var(--r-xl);
  border: 1px solid var(--border); pointer-events: none;
}
.panel__top { display: flex; align-items: center; justify-content: space-between; padding: 4px 8px 14px; }
.panel__dots { display: flex; gap: 7px; }
.panel__dots i { width: 11px; height: 11px; border-radius: 50%; background: var(--accent-3); opacity: .9; }
.panel__dots i:nth-child(2) { background: var(--accent); opacity: .55; }
.panel__dots i:nth-child(3) { background: var(--ink-3); opacity: .4; }
.panel__live { display: inline-flex; align-items: center; gap: 8px; font-size: .82rem; font-weight: 500; color: var(--ink-2); }
.panel__live-dot {
  width: 9px; height: 9px; border-radius: 50%; background: #22C55E; flex: none;
  box-shadow: 0 0 0 0 rgba(34,197,94,.5); animation: pulse 2s var(--ease) infinite;
}
@keyframes pulse { 0%{box-shadow:0 0 0 0 rgba(34,197,94,.45)} 70%{box-shadow:0 0 0 8px rgba(34,197,94,0)} 100%{box-shadow:0 0 0 0 rgba(34,197,94,0)} }

.panel__body { display: grid; gap: 14px; }
.chat {
  background: var(--surface-2); border: 1px solid var(--border);
  border-radius: var(--r); padding: 18px; display: grid; gap: 12px;
}
.chat__row { display: flex; align-items: flex-end; gap: 10px; }
.chat__row--user { justify-content: flex-end; }
.chat__avatar {
  display: grid; place-items: center; width: 32px; height: 32px; flex: none;
  border-radius: 10px; color: #fff; background: var(--grad-accent);
}
.chat__bubble { max-width: 80%; padding: 11px 15px; border-radius: 16px; font-size: .94rem; line-height: 1.5; }
.chat__row--user .chat__bubble { background: var(--grad-accent); color: #fff; border-bottom-right-radius: 6px; }
.chat__bubble--ai { background: var(--surface); color: var(--ink); border: 1px solid var(--border); border-bottom-left-radius: 6px; }
.chat__typing { display: flex; gap: 5px; padding: 15px 16px; background: var(--surface); border: 1px solid var(--border); border-radius: 16px; border-bottom-left-radius: 6px; }
.chat__typing span { width: 7px; height: 7px; border-radius: 50%; background: var(--accent-3); animation: typing 1.4s var(--ease) infinite; }
.chat__typing span:nth-child(2) { animation-delay: .2s; }
.chat__typing span:nth-child(3) { animation-delay: .4s; }
@keyframes typing { 0%,60%,100%{ transform: translateY(0); opacity: .5; } 30%{ transform: translateY(-5px); opacity: 1; } }

.panel__kpis { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.kpi { background: var(--surface-2); border: 1px solid var(--border); border-radius: var(--r); padding: 14px 16px; }
.kpi__label { font-size: .78rem; color: var(--ink-3); }
.kpi__value { display: block; font-family: var(--font-display); font-size: 1.5rem; font-weight: 700; letter-spacing: -0.03em; margin: 4px 0 6px; }
.kpi__trend { font-size: .75rem; font-weight: 500; color: #16A34A; }
[data-theme="dark"] .kpi__trend { color: #4ADE80; }

/* ---------- Integrations marquee ---------- */
.logos { padding: clamp(40px, 6vw, 64px) 0 0; }
.logos__label {
  text-align: center; color: var(--ink-3);
  font-size: .82rem; letter-spacing: .04em; margin-bottom: 26px;
}
.marquee {
  position: relative;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
          mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
  overflow: hidden;
}
.marquee__track {
  display: flex; gap: 18px; width: max-content;
  animation: marquee 38s linear infinite;
}
.marquee:hover .marquee__track { animation-play-state: paused; }
@keyframes marquee { to { transform: translateX(-50%); } }
.chip {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 11px 20px;
  border: 1px solid var(--border);
  border-radius: var(--pill);
  background: var(--surface);
  color: var(--ink-2);
  font-family: var(--font-display);
  font-weight: 500; font-size: .95rem;
  white-space: nowrap;
}
.chip svg { width: 18px; height: 18px; color: var(--accent); flex: none; }

/* ---------- Stat band ---------- */
.stats { padding: clamp(56px, 8vw, 90px) 0; }
.stats__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; text-align: center; }
.stat { position: relative; padding: 0 12px; }
.stat + .stat::before {
  content: ""; position: absolute; left: 0; top: 12%; height: 76%; width: 1px;
  background: var(--border);
}
.stat strong { display: block; font-family: var(--font-display); font-weight: 700; font-size: clamp(2.4rem, 5vw, 3.6rem); letter-spacing: -0.04em; background: var(--grad-text); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat span { color: var(--ink-3); font-size: .98rem; max-width: 28ch; margin: 10px auto 0; display: block; }

/* ---------- Sections ---------- */
.section { padding: clamp(80px, 11vw, 150px) 0; }
.section--soft { background: var(--bg-1); }
.section__head { max-width: 64ch; margin: 0 auto clamp(44px, 6vw, 70px); text-align: center; }
.section__title { font-size: clamp(2rem, 4vw, 3.2rem); margin-top: 16px; }
.section__lead { color: var(--ink-2); font-size: clamp(1.04rem, 1.5vw, 1.2rem); margin-top: 18px; }

/* ---------- Cards (benefits) ---------- */
.cards { display: grid; gap: 22px; }
.cards--3 { grid-template-columns: repeat(3, 1fr); }
.card, .svc {
  position: relative;
  background: var(--lg-fill);
  border: 1px solid var(--lg-edge);
  border-radius: var(--r-lg);
  box-shadow: var(--lg-shadow);
  -webkit-backdrop-filter: var(--lg-blur-soft);
  backdrop-filter: var(--lg-blur);
  transition: transform .4s var(--ease), box-shadow .4s var(--ease), border-color .4s var(--ease);
}
.card { padding: 36px 32px; }
/* cursor spotlight */
.card::after, .svc::after {
  content: ""; position: absolute; inset: 0; border-radius: inherit;
  background: radial-gradient(260px circle at var(--mx, 50%) var(--my, 50%), var(--accent-tint), transparent 62%);
  opacity: 0; transition: opacity .4s var(--ease); pointer-events: none;
}
.card:hover, .svc:hover { transform: translateY(-5px); box-shadow: var(--lg-shadow), 0 22px 50px -26px var(--accent-glow); border-color: var(--accent); }
.card:hover::after, .svc:hover::after { opacity: 1; }
.card__icon, .svc__icon {
  position: relative; z-index: 1;
  display: grid; place-items: center;
  width: 52px; height: 52px;
  border-radius: 15px;
  color: var(--accent);
  background: var(--accent-tint);
  border: 1px solid var(--accent-tint-2);
}
.card h3, .svc h3, .card p, .svc p, .svc__metric { position: relative; z-index: 1; }
.card h3 { font-size: 1.26rem; margin: 22px 0 10px; }
.card p { color: var(--ink-2); }

/* ---------- Bento (services) ---------- */
.bento { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.svc {
  padding: 32px 30px;
  display: flex; flex-direction: column;
}
.svc h3 { font-size: 1.2rem; margin: 18px 0 9px; }
.svc p { color: var(--ink-2); font-size: .97rem; flex: 1; }
.svc__metric {
  margin-top: 20px;
  align-self: flex-start;
  font-size: .82rem; font-weight: 500;
  color: var(--accent);
  background: var(--accent-tint);
  border: 1px solid var(--accent-tint-2);
  padding: 6px 13px; border-radius: var(--pill);
}
a.svc { color: inherit; }
.svc__more {
  position: relative; z-index: 1;
  display: inline-flex; align-items: center; gap: 7px;
  margin-top: 14px;
  font-family: var(--font-display); font-weight: 500; font-size: .9rem;
  color: var(--accent);
}
.svc__more svg { width: 16px; height: 16px; transition: transform .3s var(--ease); }
.svc:hover .svc__more svg { transform: translateX(4px); }

/* ---------- Mobile peek-carousel (benefits + services) ---------- */
.carousel { position: relative; }
.carousel__bar { display: none; }

/* ---------- Split (about) ---------- */
.split { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(44px, 6vw, 86px); align-items: center; }
.split__text .section__title { margin-top: 16px; }
.split__text .section__lead { margin-top: 20px; }
.split__text .muted { margin-top: 18px; }

.values { list-style: none; padding: 0; display: grid; gap: 14px; }
.values li {
  display: flex; gap: 18px; align-items: flex-start;
  background: var(--lg-fill);
  border: 1px solid var(--lg-edge);
  box-shadow: var(--lg-shadow);
  -webkit-backdrop-filter: var(--lg-blur-soft);
  backdrop-filter: var(--lg-blur);
  border-radius: var(--r); padding: 24px 26px;
  transition: border-color .3s var(--ease), transform .3s var(--ease), box-shadow .3s var(--ease);
}
.values li:hover { border-color: var(--accent); transform: translateX(5px); box-shadow: var(--lg-shadow), 0 18px 40px -26px var(--accent-glow); }
.values__k { font-family: var(--font-display); font-weight: 700; color: var(--accent); font-size: 1.1rem; }
.values strong { font-family: var(--font-display); font-size: 1.08rem; }
.values p { color: var(--ink-3); font-size: .95rem; margin-top: 4px; }

/* ---------- CTA band (dark drama in light theme) ---------- */
.cta-band {
  position: relative; overflow: hidden;
  background: radial-gradient(120% 140% at 50% -20%, #15315E 0%, #0B1220 55%, #07090E 100%);
  color: #F4F6FA;
  border-radius: clamp(24px, 4vw, 40px);
  padding: clamp(48px, 7vw, 84px) clamp(28px, 5vw, 72px);
  text-align: center;
  box-shadow: var(--shadow-lg);
}
.cta-band::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(40% 60% at 18% 20%, rgba(59,130,246,.4), transparent 60%),
    radial-gradient(40% 60% at 82% 90%, rgba(99,102,241,.32), transparent 60%);
  pointer-events: none;
}
.cta-band > * { position: relative; z-index: 1; }
.cta-band h2 { color: #fff; font-size: clamp(1.9rem, 3.6vw, 2.9rem); }
.cta-band p { color: rgba(244,246,250,.82); max-width: 56ch; margin: 18px auto 0; font-size: clamp(1.02rem,1.4vw,1.18rem); }
.cta-band .hero__cta { margin-top: 32px; }
.cta-band .btn--ghost { background: rgba(255,255,255,.08); color: #fff; border-color: rgba(255,255,255,.22); }
.cta-band .btn--ghost:hover { background: rgba(255,255,255,.16); border-color: rgba(255,255,255,.5); color: #fff; }

/* ---------- Trial / form ---------- */
.trial { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(44px, 6vw, 78px); align-items: center; }
.trial__text .section__lead { margin-top: 18px; }
.ticks { list-style: none; padding: 0; margin-top: 26px; display: grid; gap: 13px; }
.ticks li { position: relative; padding-left: 34px; color: var(--ink-2); }
.ticks li::before {
  content: ""; position: absolute; left: 0; top: 1px;
  width: 22px; height: 22px; border-radius: 50%;
  background: var(--grad-accent);
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='22' height='22' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='11' fill='black' stroke='none'/%3E%3C/svg%3E") center/22px no-repeat;
          mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='22' height='22' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='11' fill='black' stroke='none'/%3E%3C/svg%3E") center/22px no-repeat;
}
.ticks li::after {
  content: ""; position: absolute; left: 5px; top: 6px;
  width: 12px; height: 12px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E") center/12px no-repeat;
}

.form {
  background: var(--lg-fill);
  border: 1px solid var(--lg-edge);
  border-radius: var(--r-xl);
  padding: clamp(28px, 4vw, 42px);
  box-shadow: var(--lg-shadow);
  -webkit-backdrop-filter: var(--lg-blur-soft);
  backdrop-filter: var(--lg-blur);
  display: grid; gap: 18px;
}
.field { display: grid; gap: 8px; }
.field label { font-size: .9rem; font-weight: 500; color: var(--ink-2); }
.field input,
.field select {
  height: 52px; padding: 0 16px;
  border: 1px solid var(--lg-edge); border-radius: var(--r-sm);
  background-color: rgba(255, 255, 255, .45); font: inherit; color: var(--ink);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .6), 0 0 0 1px rgba(15, 23, 42, .04);
  -webkit-backdrop-filter: blur(12px) saturate(150%); backdrop-filter: blur(12px) saturate(150%);
  transition: border-color .2s var(--ease), background .2s var(--ease), box-shadow .2s var(--ease);
}
[data-theme="dark"] .field input,
[data-theme="dark"] .field select {
  background-color: rgba(24, 32, 48, .5);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .1), 0 0 0 1px rgba(0, 0, 0, .3);
  color: #F4F7FC;
}
.field input::placeholder { color: var(--ink-3); }
.field select {
  -webkit-appearance: none; appearance: none; cursor: pointer;
  padding-right: 42px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%23717C8C' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
}
.field select:invalid { color: var(--ink-3); }
.field input:focus,
.field select:focus {
  outline: none; background-color: var(--surface);
  border-color: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-tint-2);
}
.consent { display: flex; gap: 11px; align-items: flex-start; font-size: .88rem; color: var(--ink-3); }
.consent input { margin-top: 3px; accent-color: var(--accent); width: 16px; height: 16px; flex: none; }
.form__note { font-size: .9rem; color: var(--accent); min-height: 1.2em; }
.form__note.is-error { color: #DC2626; }
[data-theme="dark"] .form__note.is-error { color: #F87171; }

/* ---------- Footer ---------- */
.footer { border-top: 1px solid var(--border); padding: clamp(60px, 7vw, 88px) 0 0; background: var(--bg-1); position: relative; overflow: hidden; }
.footer__grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.4fr; gap: 40px; }
.footer__tagline { color: var(--ink-3); margin-top: 16px; max-width: 30ch; font-size: .95rem; }
.footer__col { display: flex; flex-direction: column; gap: 12px; }
.footer__col h4 { font-size: .8rem; letter-spacing: .12em; text-transform: uppercase; color: var(--ink); margin-bottom: 4px; }
.footer__col a { color: var(--ink-2); font-size: .95rem; transition: color .2s var(--ease); width: fit-content; }
.footer__col a:hover { color: var(--accent); }
.footer__loc { color: var(--ink-3); font-size: .95rem; }
.footer__bottom {
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  margin-top: clamp(44px, 6vw, 64px); padding: 26px 0 32px;
  border-top: 1px solid var(--border); color: var(--ink-3); font-size: .88rem;
}
.footer__legal a:hover { color: var(--accent); }
.footer__watermark {
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(3rem, 16vw, 13rem); letter-spacing: -0.05em;
  line-height: .8; text-align: center;
  color: transparent;
  -webkit-text-stroke: 1px var(--border-2);
  margin-top: 28px; -webkit-user-select: none; user-select: none; pointer-events: none;
  opacity: .8;
}

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.is-in { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: .08s; }
.reveal[data-delay="2"] { transition-delay: .16s; }
.reveal[data-delay="3"] { transition-delay: .24s; }
.reveal[data-delay="4"] { transition-delay: .32s; }

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .cards--3, .bento { grid-template-columns: repeat(2, 1fr); }
  .split, .trial { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}

@media (max-width: 820px) {
  .nav__links { display: none; }
  .nav__toggle { display: block; }
  .nav .nav__actions .btn--primary { display: none; }
}

@media (max-width: 680px) {
  .panel__kpis { grid-template-columns: 1fr; }
  .chat__bubble { max-width: 88%; }
  .stats__grid { grid-template-columns: 1fr; gap: 36px; }
  .stat + .stat::before { display: none; }
  .footer__grid { grid-template-columns: 1fr; }
  .footer__bottom { flex-direction: column; }

  /* ---- Benefits + Services become a modern peek carousel ---- */
  .carousel__track {
    position: relative;
    display: flex;
    grid-template-columns: none;        /* drop the grid */
    gap: 16px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
    padding: 12px 0 18px;
    margin: 0 calc(var(--pad) * -1);     /* bleed to the screen edges */
    padding-inline: var(--pad);
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }
  .carousel__track::-webkit-scrollbar { width: 0; height: 0; display: none; }
  .carousel__track > * {
    flex: 0 0 84%;
    scroll-snap-align: center;
    scroll-snap-stop: always;
    opacity: .55;
    transform: scale(.94);
    transition: opacity .45s var(--ease), transform .45s var(--ease),
                border-color .35s var(--ease), box-shadow .35s var(--ease);
  }
  .carousel__track > *.is-active {
    opacity: 1;
    transform: scale(1);
    border-color: var(--accent);
    box-shadow: var(--shadow);
  }
  /* keep reveal from hiding carousel cards (they scroll horizontally) */
  .carousel__track > *.reveal { opacity: .55; transform: scale(.94); }
  .carousel__track > *.reveal.is-in.is-active { opacity: 1; transform: scale(1); }

  /* fluid progress rail */
  .carousel__bar {
    display: block; position: relative;
    height: 5px; width: clamp(120px, 46%, 220px);
    margin: 4px auto 0;
    border-radius: var(--pill);
    background: var(--border-2);
    overflow: hidden; cursor: pointer;
  }
  .carousel__bar span {
    position: absolute; left: 0; top: 0; height: 100%;
    border-radius: var(--pill);
    background: var(--grad-accent);
    transform: translateX(0);
    transition: transform .12s linear;
  }
}

@media (max-width: 600px) {
  .hero__robot {
    width: clamp(160px, 48vw, 240px);
    top: clamp(78px, 12vh, 130px);
  }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1 !important; transform: none !important; transition: none; }
  .panel__live-dot, .chat__typing span, .eyebrow--pill .dot { animation: none; }
  .btn, .card, .svc, .values li { transition: none; }
  .btn--primary::after { display: none; }
  .marquee__track { animation: none; transform: none; flex-wrap: wrap; justify-content: center; }
  .marquee { -webkit-mask-image: none; mask-image: none; }
  .hero__robot img { animation: none; }
  .carousel__track > * { opacity: 1 !important; transform: none !important; transition: none; }
}

/* ===================================================================
   Solution subpages (soluciones/*.html)
   =================================================================== */
.subhero {
  position: relative; overflow: hidden;
  padding: clamp(116px, 16vh, 184px) 0 clamp(40px, 6vw, 72px);
}
.subhero__aura {
  position: absolute; inset: -20% 0 auto 0; height: 130%; z-index: 0;
  background:
    radial-gradient(48% 50% at 80% -4%, var(--aura-1) 0%, transparent 60%),
    radial-gradient(40% 46% at 6% 14%, var(--aura-3) 0%, transparent 60%);
  filter: saturate(108%); pointer-events: none;
}
[data-theme="dark"] .subhero__aura { filter: blur(22px) saturate(120%); }
.subhero .container { position: relative; z-index: 1; max-width: 940px; }
.sub-back {
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--ink-2); font-weight: 500; font-size: .92rem;
  transition: color .2s var(--ease), gap .2s var(--ease);
}
.sub-back svg { width: 18px; height: 18px; }
.sub-back:hover { color: var(--accent); gap: 12px; }
.subhero__icon {
  display: grid; place-items: center;
  width: 60px; height: 60px; border-radius: 18px;
  color: var(--accent); background: var(--accent-tint);
  border: 1px solid var(--accent-tint-2);
  margin: 28px 0 22px;
}
.subhero__icon svg { width: 28px; height: 28px; }
.subhero__title { font-size: clamp(2.3rem, 5.2vw, 3.9rem); max-width: 18ch; }
.subhero__lead { color: var(--ink-2); font-size: clamp(1.08rem, 1.6vw, 1.32rem); max-width: 60ch; margin-top: 20px; }
.subhero__foot { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; margin-top: 32px; }
.subhero__metric {
  font-size: .9rem; font-weight: 500; color: var(--accent);
  background: var(--accent-tint); border: 1px solid var(--accent-tint-2);
  padding: 9px 16px; border-radius: var(--pill);
}

.subsection { padding: clamp(46px, 7vw, 84px) 0; }
.subsection--soft { background: var(--bg-1); }
.subsection__title { font-size: clamp(1.7rem, 3.2vw, 2.5rem); }
.prose { max-width: 70ch; }
.prose p { color: var(--ink-2); font-size: clamp(1.04rem, 1.4vw, 1.18rem); margin-top: 16px; }

.feature-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; margin-top: 30px; }
.feature {
  display: flex; gap: 15px; align-items: flex-start;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-lg); padding: 24px 24px;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s var(--ease);
}
.feature:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: var(--border-2); }
.feature__check {
  display: grid; place-items: center; flex: none;
  width: 30px; height: 30px; border-radius: 9px;
  color: #fff; background: var(--grad-accent);
}
.feature__check svg { width: 17px; height: 17px; }
.feature h3 { font-size: 1.08rem; }
.feature p { color: var(--ink-2); font-size: .96rem; margin-top: 6px; }

.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 30px; }
.step {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-lg); padding: 28px 26px;
}
.step__n {
  display: inline-grid; place-items: center;
  width: 38px; height: 38px; border-radius: 11px;
  font-family: var(--font-display); font-weight: 700; font-size: 1.05rem;
  color: var(--accent); background: var(--accent-tint); border: 1px solid var(--accent-tint-2);
  margin-bottom: 16px;
}
.step h3 { font-size: 1.12rem; }
.step p { color: var(--ink-2); font-size: .96rem; margin-top: 8px; }

@media (max-width: 720px) {
  .feature-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
}