/* =====================================================================
   CORPORATE INTELLECT SOLUTIONS — Design System
   "Simplifying Complex"
   Deep midnight-navy canvas · platinum type · electric-azure accent
   Author: CIS Digital Platform (Phase 1 Foundation)
   ---------------------------------------------------------------------
   Table of contents
   01. Design tokens (color, type, space, motion, elevation)
   02. Reset & base
   03. Typography
   04. Layout primitives (container, grid, section)
   05. Buttons & links
   06. Navigation
   07. Components (cards, pills, stats, marquee, etc.)
   08. Motion / reveal utilities
   09. Footer
   10. Responsive
   11. Accessibility & reduced motion
   ===================================================================== */

/* ============ 01. DESIGN TOKENS ============ */
:root {
  /* Core canvas */
  --ink:        #070A14;   /* deepest background */
  --ink-1:      #0A0E1C;   /* base background */
  --ink-2:      #0E1428;   /* elevated surface */
  --ink-3:      #131B36;   /* card surface */
  --line:       #1E2946;   /* hairline borders */
  --line-soft:  #172038;

  /* Text */
  --platinum:   #EEF2FB;   /* primary text */
  --silver:     #C3CCE0;   /* secondary text */
  --muted:      #9BA7C2;   /* tertiary / captions (WCAG AA on dark) */
  --faint:      #6E7A9B;   /* disabled / fine print */

  /* Accent — electric azure + cyan */
  --azure:      #2FB457;
  --azure-600:  #249A46;
  --cyan:       #17C0C6;
  --accent:     var(--azure);

  /* Signal / premium warm (used sparingly) */
  --champagne:  #E7C88B;

  /* Semantic */
  --success:    #34D399;

  /* Gradients */
  --grad-accent: linear-gradient(135deg, #2FB457 0%, #17C0C6 100%);
  --grad-text:   linear-gradient(180deg, #FFFFFF 0%, #B9C6E6 100%);
  --grad-veil:   radial-gradient(1200px 600px at 50% -10%, rgba(47,180,87,0.16), transparent 60%);
  --grad-card:   linear-gradient(180deg, rgba(255,255,255,0.05), rgba(255,255,255,0.015));

  /* Typography */
  --font-sans:  "Inter Tight", "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-body:  "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-serif: "Fraunces", "Newsreader", Georgia, "Times New Roman", serif;

  /* Fluid type scale (clamp: min, preferred, max) */
  --fs-display: clamp(2.9rem, 1.6rem + 5.6vw, 6rem);
  --fs-h1:      clamp(2.3rem, 1.5rem + 3.4vw, 4rem);
  --fs-h2:      clamp(1.9rem, 1.4rem + 2.1vw, 3rem);
  --fs-h3:      clamp(1.35rem, 1.1rem + 1vw, 1.75rem);
  --fs-lead:    clamp(1.05rem, 0.98rem + 0.5vw, 1.3rem);
  --fs-body:    1.0625rem;
  --fs-sm:      0.9rem;
  --fs-xs:      0.78rem;

  /* Spacing */
  --space-1: 0.5rem;  --space-2: 0.75rem; --space-3: 1rem;   --space-4: 1.5rem;
  --space-5: 2rem;    --space-6: 3rem;    --space-7: 4.5rem;  --space-8: 6.5rem;
  --space-9: 9rem;

  /* Radius */
  --r-sm: 8px; --r-md: 14px; --r-lg: 22px; --r-xl: 30px; --r-pill: 999px;

  /* Elevation */
  --shadow-sm: 0 2px 10px rgba(0,0,0,0.25);
  --shadow-md: 0 18px 50px -18px rgba(0,0,0,0.55);
  --shadow-glow: 0 0 0 1px rgba(47,180,87,0.35), 0 20px 60px -20px rgba(47,180,87,0.45);

  /* Motion */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --dur-1: 0.2s; --dur-2: 0.45s; --dur-3: 0.8s;

  /* Layout */
  --maxw: 1240px;
  --maxw-narrow: 820px;
  --nav-h: 74px;
}

/* ============ 02. RESET & BASE ============ */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.65;
  color: var(--silver);
  background: var(--ink-1);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  position: relative;
}

/* Ambient background wash */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  background: var(--grad-veil);
  pointer-events: none;
  z-index: 0;
}

img, svg, video { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
:focus-visible { outline: 2px solid var(--azure); outline-offset: 3px; border-radius: 4px; }

::selection { background: rgba(47,180,87,0.32); color: #fff; }

/* ============ 03. TYPOGRAPHY ============ */
h1, h2, h3, h4 {
  font-family: var(--font-sans);
  color: var(--platinum);
  line-height: 1.08;
  letter-spacing: -0.02em;
  font-weight: 600;
}
h1 { font-size: var(--fs-h1); }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); letter-spacing: -0.01em; }
p { color: var(--silver); }

.serif { font-family: var(--font-serif); font-weight: 300; font-style: italic; letter-spacing: -0.01em; }

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

.eyebrow {
  display: inline-flex; align-items: center; gap: 0.55rem;
  font-family: var(--font-sans);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
}
.eyebrow::before {
  content: ""; width: 22px; height: 1px;
  background: linear-gradient(90deg, var(--cyan), transparent);
}

.lead { font-size: var(--fs-lead); color: var(--silver); line-height: 1.6; }
.fine { font-size: var(--fs-xs); color: var(--faint); letter-spacing: 0.02em; }

/* ============ 04. LAYOUT PRIMITIVES ============ */
.container { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: clamp(1.15rem, 4vw, 2.5rem); }
.narrow { max-width: var(--maxw-narrow); margin-inline: auto; }
.section { position: relative; z-index: 1; padding-block: clamp(4rem, 9vw, var(--space-8)); }
.section--tight { padding-block: clamp(3rem, 6vw, var(--space-7)); }

.section-head { max-width: 760px; margin-bottom: clamp(2.2rem, 5vw, 3.5rem); }
.section-head h2 { margin-top: 0.9rem; }
.section-head p { margin-top: 1.1rem; }
.section-head--center { margin-inline: auto; text-align: center; }
.section-head--center .eyebrow::before { display: none; }

.grid { display: grid; gap: clamp(1rem, 2.4vw, 1.75rem); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.divider { height: 1px; background: linear-gradient(90deg, transparent, var(--line), transparent); border: 0; }

/* ============ 05. BUTTONS & LINKS ============ */
.btn {
  --btn-bg: var(--grad-accent);
  display: inline-flex; align-items: center; justify-content: center; gap: 0.6rem;
  font-family: var(--font-sans); font-weight: 600; font-size: 0.98rem;
  letter-spacing: -0.01em;
  padding: 0.92rem 1.6rem;
  border-radius: var(--r-pill);
  color: #fff;
  background: var(--btn-bg);
  position: relative;
  transition: transform var(--dur-1) var(--ease), box-shadow var(--dur-2) var(--ease), filter var(--dur-1) var(--ease);
  box-shadow: 0 10px 30px -12px rgba(47,180,87,0.6);
  will-change: transform;
}
.btn:hover { transform: translateY(-2px); filter: brightness(1.06); box-shadow: 0 18px 44px -14px rgba(47,180,87,0.7); }
.btn:active { transform: translateY(0); }
.btn .arrow { transition: transform var(--dur-1) var(--ease); }
.btn:hover .arrow { transform: translateX(4px); }

.btn--ghost {
  background: rgba(255,255,255,0.03);
  color: var(--platinum);
  box-shadow: inset 0 0 0 1px var(--line);
}
.btn--ghost:hover { background: rgba(255,255,255,0.06); box-shadow: inset 0 0 0 1px var(--azure); filter: none; }

.btn--sm { padding: 0.62rem 1.15rem; font-size: 0.9rem; }

.link-arrow {
  display: inline-flex; align-items: center; gap: 0.45rem;
  font-family: var(--font-sans); font-weight: 600; font-size: 0.95rem;
  color: var(--platinum);
  transition: gap var(--dur-1) var(--ease), color var(--dur-1) var(--ease);
}
.link-arrow svg { transition: transform var(--dur-1) var(--ease); }
.link-arrow:hover { color: var(--cyan); }
.link-arrow:hover svg { transform: translateX(4px); }

/* ============ 06. NAVIGATION ============ */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  height: var(--nav-h);
  display: flex; align-items: center;
  transition: background var(--dur-2) var(--ease), backdrop-filter var(--dur-2) var(--ease), border-color var(--dur-2) var(--ease);
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: rgba(8,11,22,0.72);
  backdrop-filter: saturate(160%) blur(16px);
  -webkit-backdrop-filter: saturate(160%) blur(16px);
  border-bottom-color: var(--line-soft);
}
.nav__inner { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: clamp(1.15rem, 4vw, 2.5rem);
  display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; }

.brand { display: flex; align-items: center; gap: 0.7rem; font-family: var(--font-sans); font-weight: 700; letter-spacing: -0.02em; color: var(--platinum); font-size: 1.06rem; }
.brand__mark { width: 34px; height: 34px; flex: none; }
.brand small { display: block; font-size: 0.62rem; letter-spacing: 0.22em; text-transform: uppercase; color: var(--muted); font-weight: 600; margin-top: 1px; }

.nav__menu { display: flex; align-items: center; gap: 0.35rem; }
.nav__link {
  font-family: var(--font-sans); font-weight: 500; font-size: 0.95rem; color: var(--silver);
  padding: 0.5rem 0.85rem; border-radius: var(--r-pill);
  transition: color var(--dur-1) var(--ease), background var(--dur-1) var(--ease);
}
.nav__link:hover { color: var(--platinum); background: rgba(255,255,255,0.05); }
.nav__actions { display: flex; align-items: center; gap: 0.75rem; }

.nav__toggle { display: none; width: 44px; height: 44px; border-radius: var(--r-sm); align-items: center; justify-content: center; }
.nav__toggle span { display: block; width: 20px; height: 2px; background: var(--platinum); position: relative; transition: transform var(--dur-1) var(--ease); }
.nav__toggle span::before, .nav__toggle span::after { content: ""; position: absolute; left: 0; width: 20px; height: 2px; background: var(--platinum); transition: transform var(--dur-1) var(--ease), top var(--dur-1) var(--ease); }
.nav__toggle span::before { top: -6px; } .nav__toggle span::after { top: 6px; }

/* ============ 07. COMPONENTS ============ */
.badge {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.4rem 0.85rem; border-radius: var(--r-pill);
  font-family: var(--font-sans); font-size: var(--fs-xs); font-weight: 500; letter-spacing: 0.02em;
  color: var(--silver);
  background: rgba(255,255,255,0.04);
  box-shadow: inset 0 0 0 1px var(--line);
}
.badge .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--success); box-shadow: 0 0 10px var(--success); }

/* Card */
.card {
  position: relative;
  background: var(--grad-card);
  border-radius: var(--r-lg);
  padding: clamp(1.5rem, 2.5vw, 2.1rem);
  box-shadow: inset 0 0 0 1px var(--line-soft);
  overflow: hidden;
  transition: transform var(--dur-2) var(--ease), box-shadow var(--dur-2) var(--ease);
  height: 100%;
}
.card::after {
  content: ""; position: absolute; inset: 0; border-radius: inherit;
  background: radial-gradient(400px 200px at var(--mx,50%) var(--my,0%), rgba(47,180,87,0.14), transparent 70%);
  opacity: 0; transition: opacity var(--dur-2) var(--ease); pointer-events: none;
}
.card:hover { transform: translateY(-4px); box-shadow: inset 0 0 0 1px var(--azure), var(--shadow-md); }
.card:hover::after { opacity: 1; }
.card__icon {
  width: 52px; height: 52px; border-radius: var(--r-md); margin-bottom: 1.3rem;
  display: grid; place-items: center;
  background: rgba(47,180,87,0.1); box-shadow: inset 0 0 0 1px var(--line);
  color: var(--cyan);
}
.card__icon svg { width: 26px; height: 26px; }
.card h3 { margin-bottom: 0.6rem; }
.card p { font-size: var(--fs-sm); color: var(--muted); }
.card__meta { margin-top: 1.3rem; display: flex; flex-wrap: wrap; gap: 0.45rem; }
.tag {
  font-family: var(--font-sans); font-size: 0.72rem; font-weight: 500; letter-spacing: 0.01em;
  padding: 0.28rem 0.62rem; border-radius: var(--r-pill);
  color: var(--silver); background: rgba(255,255,255,0.035); box-shadow: inset 0 0 0 1px var(--line);
}

.card--feature { padding: clamp(1.8rem, 3vw, 2.6rem); }
.card--glass {
  background: linear-gradient(180deg, rgba(47,180,87,0.09), rgba(23,192,198,0.03));
  box-shadow: inset 0 0 0 1px rgba(47,180,87,0.25);
}

/* Stat */
.stat__num {
  font-family: var(--font-sans); font-weight: 600; letter-spacing: -0.03em; line-height: 1;
  font-size: clamp(2.4rem, 1.6rem + 3vw, 3.6rem);
  color: var(--platinum);
}
.stat__num .unit { color: var(--cyan); }
.stat__label { margin-top: 0.55rem; font-size: var(--fs-sm); color: var(--muted); }

/* Pill row / marquee */
.marquee { overflow: hidden; -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.marquee__track { display: flex; gap: 3rem; width: max-content; animation: marquee 38s linear infinite; }
.marquee:hover .marquee__track { animation-play-state: paused; }
.marquee__item { font-family: var(--font-sans); font-weight: 600; font-size: 1.05rem; color: var(--muted); letter-spacing: 0.01em; white-space: nowrap; display: flex; align-items: center; gap: 0.6rem; }
.marquee__item::before { content: ""; width: 5px; height: 5px; border-radius: 50%; background: var(--line); }
@keyframes marquee { to { transform: translateX(-50%); } }

/* Numbered list / process */
.steps { display: grid; gap: 1px; background: var(--line-soft); border-radius: var(--r-lg); overflow: hidden; box-shadow: inset 0 0 0 1px var(--line-soft); }
.step { background: var(--ink-1); padding: clamp(1.5rem, 3vw, 2.2rem); display: grid; grid-template-columns: auto 1fr; gap: 1.4rem; align-items: start; transition: background var(--dur-2) var(--ease); }
.step:hover { background: var(--ink-2); }
.step__n { font-family: var(--font-sans); font-weight: 600; font-size: 1.1rem; color: var(--cyan); width: 46px; height: 46px; border-radius: 50%; display: grid; place-items: center; box-shadow: inset 0 0 0 1px var(--line); background: rgba(23,192,198,0.06); }
.step h3 { font-size: 1.25rem; margin-bottom: 0.5rem; }
.step p { font-size: var(--fs-sm); color: var(--muted); max-width: 62ch; }

/* Split feature */
.split { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: clamp(2rem, 5vw, 4.5rem); align-items: center; }
.split--reverse .split__media { order: -1; }

/* Bitrix panel visual */
.panel {
  position: relative; border-radius: var(--r-xl); padding: 1.4rem;
  background: linear-gradient(180deg, var(--ink-2), var(--ink-1));
  box-shadow: inset 0 0 0 1px var(--line), var(--shadow-md);
}
.panel__bar { display: flex; align-items: center; gap: 0.5rem; padding: 0.4rem 0.5rem 1rem; }
.panel__bar i { width: 10px; height: 10px; border-radius: 50%; background: var(--line); display: block; }
.panel__grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.85rem; }
.panel__cell { background: var(--grad-card); border-radius: var(--r-md); padding: 1rem 1.1rem; box-shadow: inset 0 0 0 1px var(--line-soft); }
.panel__cell .k { font-size: 0.72rem; color: var(--muted); letter-spacing: 0.08em; text-transform: uppercase; }
.panel__cell .v { font-family: var(--font-sans); font-weight: 600; font-size: 1.5rem; color: var(--platinum); margin-top: 0.35rem; }
.panel__cell .v small { font-size: 0.8rem; color: var(--success); font-weight: 600; margin-left: 0.35rem; }
.bar-track { height: 6px; border-radius: 999px; background: var(--line-soft); margin-top: 0.9rem; overflow: hidden; }
.bar-fill { height: 100%; border-radius: 999px; background: var(--grad-accent); width: 0; transition: width 1.4s var(--ease); }

/* Logo tile grid (integrations) */
.tiles { display: grid; grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); gap: 0.75rem; }
.tile { display: grid; place-items: center; padding: 1.1rem 0.75rem; border-radius: var(--r-md); background: rgba(255,255,255,0.02); box-shadow: inset 0 0 0 1px var(--line-soft); font-family: var(--font-sans); font-weight: 600; font-size: 0.9rem; color: var(--silver); text-align: center; transition: background var(--dur-1) var(--ease), color var(--dur-1) var(--ease), box-shadow var(--dur-1) var(--ease); }
.tile:hover { background: rgba(47,180,87,0.06); color: var(--platinum); box-shadow: inset 0 0 0 1px var(--azure); }

/* Article / KB cards */
.article { display: flex; flex-direction: column; height: 100%; }
.article__cat { font-family: var(--font-sans); font-size: var(--fs-xs); font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; color: var(--cyan); }
.article h3 { font-size: 1.15rem; margin: 0.7rem 0; }
.article p { font-size: var(--fs-sm); color: var(--muted); }
.article__foot { margin-top: auto; padding-top: 1.2rem; display: flex; align-items: center; justify-content: space-between; font-size: var(--fs-xs); color: var(--faint); }

/* Accordion (FAQ) */
.faq { border-top: 1px solid var(--line-soft); }
.faq__item { border-bottom: 1px solid var(--line-soft); }
.faq__q { width: 100%; text-align: left; display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; padding: 1.35rem 0; font-family: var(--font-sans); font-weight: 600; font-size: 1.08rem; color: var(--platinum); }
.faq__q .plus { flex: none; width: 26px; height: 26px; position: relative; }
.faq__q .plus::before, .faq__q .plus::after { content: ""; position: absolute; inset: 50% 0 auto; height: 2px; background: var(--cyan); transform: translateY(-50%); transition: transform var(--dur-2) var(--ease); }
.faq__q .plus::after { transform: translateY(-50%) rotate(90deg); }
.faq__item.open .plus::after { transform: translateY(-50%) rotate(0deg); }
.faq__a { max-height: 0; overflow: hidden; transition: max-height var(--dur-3) var(--ease); }
.faq__a p { padding: 0 0 1.4rem; color: var(--muted); font-size: var(--fs-sm); max-width: 74ch; }

/* CTA band */
.cta {
  position: relative; overflow: hidden;
  border-radius: var(--r-xl);
  padding: clamp(2.5rem, 6vw, 5rem);
  background: linear-gradient(135deg, rgba(47,180,87,0.14), rgba(23,192,198,0.05));
  box-shadow: inset 0 0 0 1px rgba(47,180,87,0.28);
  text-align: center;
}
.cta::before { content: ""; position: absolute; inset: 0; background: radial-gradient(600px 300px at 50% 0%, rgba(47,180,87,0.22), transparent 70%); pointer-events: none; }
.cta h2 { max-width: 18ch; margin-inline: auto; }
.cta .actions { margin-top: 2rem; display: flex; gap: 0.9rem; justify-content: center; flex-wrap: wrap; }

/* ============ 08. MOTION / REVEAL ============ */
[data-reveal] { opacity: 0; transform: translateY(26px); transition: opacity var(--dur-3) var(--ease), transform var(--dur-3) var(--ease); }
[data-reveal].in { opacity: 1; transform: none; }
[data-reveal][data-delay="1"] { transition-delay: 0.08s; }
[data-reveal][data-delay="2"] { transition-delay: 0.16s; }
[data-reveal][data-delay="3"] { transition-delay: 0.24s; }
[data-reveal][data-delay="4"] { transition-delay: 0.32s; }
[data-reveal][data-delay="5"] { transition-delay: 0.40s; }

/* Hero float orbs */
.orb { position: absolute; border-radius: 50%; filter: blur(60px); opacity: 0.5; pointer-events: none; z-index: 0; }
.orb--1 { width: 460px; height: 460px; background: radial-gradient(circle, rgba(47,180,87,0.55), transparent 65%); top: -140px; right: -120px; animation: float 16s var(--ease-in-out) infinite; }
.orb--2 { width: 380px; height: 380px; background: radial-gradient(circle, rgba(23,192,198,0.4), transparent 65%); bottom: -160px; left: -100px; animation: float 20s var(--ease-in-out) infinite reverse; }
@keyframes float { 0%,100% { transform: translate(0,0) scale(1); } 50% { transform: translate(20px,30px) scale(1.06); } }

/* Grid mesh backdrop */
.mesh { position: absolute; inset: 0; z-index: 0; pointer-events: none; opacity: 0.5;
  background-image: linear-gradient(var(--line-soft) 1px, transparent 1px), linear-gradient(90deg, var(--line-soft) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 30%, #000 0%, transparent 75%);
  mask-image: radial-gradient(ellipse 70% 60% at 50% 30%, #000 0%, transparent 75%);
}

/* ============ 09. FOOTER ============ */
.footer { position: relative; z-index: 1; padding-block: clamp(3.5rem, 6vw, 5.5rem) 2.5rem; border-top: 1px solid var(--line-soft); margin-top: 2rem; }
.footer__top { display: grid; grid-template-columns: 1.6fr repeat(3, 1fr); gap: 2.5rem; }
.footer__brand p { margin-top: 1.1rem; font-size: var(--fs-sm); color: var(--muted); max-width: 34ch; }
.footer h4 { font-family: var(--font-sans); font-size: 0.78rem; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); margin-bottom: 1.1rem; }
.footer__col a { display: block; font-size: var(--fs-sm); color: var(--silver); padding: 0.32rem 0; transition: color var(--dur-1) var(--ease); }
.footer__col a:hover { color: var(--cyan); }
.footer__bottom { margin-top: 3rem; padding-top: 1.8rem; border-top: 1px solid var(--line-soft); display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
.footer__bottom p { font-size: var(--fs-xs); color: var(--faint); }
.social { display: flex; gap: 0.6rem; }
.social a { width: 38px; height: 38px; border-radius: var(--r-sm); display: grid; place-items: center; box-shadow: inset 0 0 0 1px var(--line); color: var(--silver); transition: color var(--dur-1) var(--ease), box-shadow var(--dur-1) var(--ease); }
.social a:hover { color: var(--cyan); box-shadow: inset 0 0 0 1px var(--azure); }

/* ============ 10. RESPONSIVE ============ */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer__top { grid-template-columns: 1fr 1fr; }
  .footer__brand { grid-column: 1 / -1; }
}
@media (max-width: 860px) {
  .nav__menu, .nav__actions .btn { display: none; }
  .nav__toggle { display: flex; }
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .split { grid-template-columns: 1fr; }
  .split--reverse .split__media { order: 0; }

  /* Mobile menu */
  .nav__menu.mobile-open {
    display: flex; flex-direction: column; align-items: stretch; gap: 0.2rem;
    position: fixed; top: var(--nav-h); left: 0; right: 0;
    background: rgba(8,11,22,0.97); backdrop-filter: blur(20px);
    padding: 1rem clamp(1.15rem,4vw,2.5rem) 1.6rem;
    border-bottom: 1px solid var(--line-soft);
  }
  .nav__menu.mobile-open .nav__link { padding: 0.85rem 0.5rem; font-size: 1.05rem; }
}
@media (max-width: 560px) {
  .grid-4 { grid-template-columns: 1fr 1fr; }
  .footer__top { grid-template-columns: 1fr; }
  .cta .actions { flex-direction: column; }
  .cta .actions .btn { width: 100%; }
}

/* ============ 11. REDUCED MOTION ============ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
  [data-reveal] { opacity: 1; transform: none; }
  .marquee__track { animation: none; }
}

/* =====================================================================
   12. MULTIPAGE ADD-ONS (logo, inner-page hero, breadcrumb, forms,
       feature lists, Bitrix24 release cards, timeline, testimonials)
   ===================================================================== */

/* Brand logo image in nav/footer — real logo on a subtle light chip for legibility on the dark canvas */
.brand__logo { height: 40px; width: auto; background: #F5F7FC; border-radius: 9px; padding: 5px 9px; box-shadow: 0 4px 14px -6px rgba(0,0,0,0.5), inset 0 0 0 1px rgba(0,0,0,0.06); }
.brand__word { font-family: var(--font-sans); font-weight: 700; letter-spacing: -0.02em; color: var(--platinum); font-size: 1.04rem; line-height: 1.05; }
.brand__word small { display: block; font-size: 0.6rem; letter-spacing: 0.24em; text-transform: uppercase; color: var(--muted); font-weight: 600; margin-top: 2px; }
.brand__word small .scriptword { font-family: var(--font-serif); font-style: italic; font-weight: 400; text-transform: none; letter-spacing: 0.01em; font-size: 1.55em; color: var(--silver); }

/* Active nav link */
.nav__link.active { color: var(--platinum); }
.nav__link.active::after { content: ""; display:block; height:2px; margin-top:3px; border-radius:2px; background: var(--grad-accent); }

/* Inner-page hero (compact) */
.page-hero { position: relative; overflow: hidden; padding-top: calc(var(--nav-h) + clamp(2.5rem,6vw,4.5rem)); padding-bottom: clamp(2.5rem,6vw,4rem); }
.page-hero .container { position: relative; z-index: 2; }
.page-hero h1 { margin-top: 1.1rem; max-width: 18ch; }
.page-hero p { margin-top: 1.2rem; max-width: 62ch; }
.page-hero--center h1, .page-hero--center p { margin-inline: auto; }
.page-hero--center { text-align: center; }

/* Breadcrumb */
.breadcrumb { display: flex; flex-wrap: wrap; gap: 0.4rem; align-items: center; font-family: var(--font-sans); font-size: var(--fs-xs); color: var(--muted); letter-spacing: 0.02em; }
.breadcrumb a { color: var(--muted); transition: color var(--dur-1) var(--ease); }
.breadcrumb a:hover { color: var(--cyan); }
.breadcrumb span { color: var(--faint); }

/* Check / feature list */
.check-list { display: grid; gap: 0.85rem; }
.check-list li { display: grid; grid-template-columns: auto 1fr; gap: 0.75rem; align-items: start; font-size: var(--fs-sm); color: var(--silver); }
.check-list .ic { flex: none; width: 22px; height: 22px; margin-top: 1px; border-radius: 50%; display: grid; place-items: center; background: rgba(47,180,87,0.12); color: var(--azure); box-shadow: inset 0 0 0 1px var(--line); }
.check-list .ic svg { width: 13px; height: 13px; }
.check-list strong { color: var(--platinum); font-weight: 600; }

/* Simple 2-col list */
.dl { display: grid; grid-template-columns: repeat(2,1fr); gap: 0.6rem 1.5rem; }
.dl div { display: flex; align-items: center; gap: 0.6rem; font-size: var(--fs-sm); color: var(--silver); }
.dl div::before { content: ""; width: 6px; height: 6px; border-radius: 2px; background: var(--grad-accent); flex: none; }

/* Bitrix24 "Vibe" release cards */
.vibe { display: grid; gap: 1px; background: var(--line-soft); border-radius: var(--r-lg); overflow: hidden; box-shadow: inset 0 0 0 1px var(--line-soft); }
.vibe__row { background: var(--ink-1); padding: clamp(1.4rem,2.6vw,2rem); transition: background var(--dur-2) var(--ease); }
.vibe__row:hover { background: var(--ink-2); }
.vibe__row .k { font-family: var(--font-sans); font-size: var(--fs-xs); font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: var(--cyan); }
.vibe__row h3 { font-size: 1.2rem; margin: 0.5rem 0 0.5rem; }
.vibe__row p { font-size: var(--fs-sm); color: var(--muted); }
.status-pill { display:inline-flex; align-items:center; gap:0.4rem; font-family: var(--font-sans); font-size:0.68rem; font-weight:600; letter-spacing:0.06em; text-transform:uppercase; padding:0.24rem 0.6rem; border-radius: var(--r-pill); }
.status-pill.new { color:#0A0E1C; background: var(--grad-accent); }
.status-pill.soon { color: var(--cyan); background: rgba(23,192,198,0.1); box-shadow: inset 0 0 0 1px rgba(23,192,198,0.35); }

/* Edition / pricing-ish cards highlight */
.card--pop { box-shadow: inset 0 0 0 1px var(--azure), 0 24px 60px -28px rgba(47,180,87,0.5); }
.ribbon { position:absolute; top:1rem; right:1rem; font-family:var(--font-sans); font-size:0.66rem; font-weight:700; letter-spacing:0.08em; text-transform:uppercase; color:#0A0E1C; background:var(--grad-accent); padding:0.28rem 0.6rem; border-radius:var(--r-pill); }

/* Testimonial / quote */
.quote { font-family: var(--font-serif); font-style: italic; font-weight: 300; font-size: clamp(1.3rem,1rem+1.4vw,1.9rem); line-height: 1.4; color: var(--platinum); letter-spacing: -0.01em; }
.quote__by { margin-top: 1.4rem; font-family: var(--font-sans); font-size: var(--fs-sm); color: var(--muted); }
.quote__by strong { color: var(--platinum); font-weight: 600; }

/* Contact form */
.form { display: grid; gap: 1.1rem; }
.field { display: grid; gap: 0.45rem; }
.field label { font-family: var(--font-sans); font-size: var(--fs-xs); font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); }
.field input, .field select, .field textarea {
  font-family: var(--font-body); font-size: 1rem; color: var(--platinum);
  background: rgba(255,255,255,0.03); border: 0; box-shadow: inset 0 0 0 1px var(--line);
  border-radius: var(--r-md); padding: 0.85rem 1rem; width: 100%; transition: box-shadow var(--dur-1) var(--ease), background var(--dur-1) var(--ease);
}
.field textarea { min-height: 130px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; box-shadow: inset 0 0 0 1px var(--azure); background: rgba(255,255,255,0.05); }
.field input::placeholder, .field textarea::placeholder { color: var(--faint); }
.form-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }

/* Two-col content wrap for pages */
.wrap-2 { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem,5vw,4rem); align-items: start; }
.sticky { position: sticky; top: calc(var(--nav-h) + 1.5rem); }

/* Small utility */
.mt-2{margin-top:0.75rem}.mt-4{margin-top:1.5rem}.mt-6{margin-top:3rem}
.center{text-align:center}.mx-auto{margin-inline:auto}

@media (max-width: 860px) {
  .dl, .form-2, .wrap-2 { grid-template-columns: 1fr; }
  .sticky { position: static; }
}

/* =====================================================================
   13. MODAL (module pop-ups) + clickable tiles
   ===================================================================== */
.tile.is-clickable { cursor: pointer; position: relative; }
.tile.is-clickable::after { content: "↗"; position: absolute; top: 8px; right: 10px; font-size: 0.75rem; color: var(--muted); opacity: 0; transition: opacity var(--dur-1) var(--ease); }
.tile.is-clickable:hover::after { opacity: 1; }

.modal-overlay {
  position: fixed; inset: 0; z-index: 200; display: none;
  align-items: center; justify-content: center; padding: 1.25rem;
  background: rgba(4,6,12,0.72); backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
  opacity: 0; transition: opacity var(--dur-2) var(--ease);
}
.modal-overlay.open { display: flex; opacity: 1; }
.modal {
  width: 100%; max-width: 640px; max-height: 88vh; overflow: auto;
  background: linear-gradient(180deg, var(--ink-2), var(--ink-1));
  border-radius: var(--r-xl); box-shadow: inset 0 0 0 1px var(--line), var(--shadow-md);
  transform: translateY(16px) scale(0.98); transition: transform var(--dur-2) var(--ease);
  padding: clamp(1.4rem, 3vw, 2rem);
}
.modal-overlay.open .modal { transform: none; }
.modal__close { position: absolute; top: 1rem; right: 1.15rem; width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center; color: var(--silver); box-shadow: inset 0 0 0 1px var(--line); background: rgba(255,255,255,0.03); transition: color var(--dur-1) var(--ease), box-shadow var(--dur-1) var(--ease); }
.modal__close:hover { color: var(--platinum); box-shadow: inset 0 0 0 1px var(--azure); }
.modal .k { font-family: var(--font-sans); font-size: var(--fs-xs); font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: var(--cyan); }
.modal h3 { font-size: 1.5rem; margin: 0.5rem 0 0.7rem; }
.modal p { font-size: var(--fs-sm); color: var(--silver); }
/* Mock "screen" inside modal */
.mock { margin-top: 1.3rem; border-radius: var(--r-lg); overflow: hidden; box-shadow: inset 0 0 0 1px var(--line-soft); background: var(--ink-1); }
.mock__bar { display: flex; align-items: center; gap: 0.4rem; padding: 0.7rem 0.9rem; border-bottom: 1px solid var(--line-soft); background: rgba(255,255,255,0.02); }
.mock__bar i { width: 9px; height: 9px; border-radius: 50%; background: var(--line); display: block; }
.mock__bar b { margin-left: auto; font-family: var(--font-sans); font-size: 0.68rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); font-weight: 600; }
.mock__body { padding: 1rem; display: grid; gap: 0.6rem; }
.mock__row { display: grid; grid-template-columns: auto 1fr auto; gap: 0.7rem; align-items: center; background: var(--grad-card); border-radius: var(--r-sm); padding: 0.7rem 0.85rem; box-shadow: inset 0 0 0 1px var(--line-soft); }
.mock__row .dot2 { width: 26px; height: 26px; border-radius: 7px; background: rgba(47,180,87,0.14); box-shadow: inset 0 0 0 1px var(--line); }
.mock__row .ln { height: 8px; border-radius: 4px; background: var(--line-soft); }
.mock__row .ln.s { width: 60%; }
.mock__row .pill2 { font-family: var(--font-sans); font-size: 0.66rem; font-weight: 600; color: var(--cyan); padding: 0.2rem 0.5rem; border-radius: var(--r-pill); background: rgba(23,192,198,0.1); }
.modal__actions { margin-top: 1.4rem; display: flex; gap: 0.7rem; flex-wrap: wrap; }

/* =====================================================================
   14. COOKIE CONSENT · PROSE (articles) · WHATSAPP · LEGAL
   ===================================================================== */
.cookie {
  position: fixed; left: 50%; transform: translateX(-50%) translateY(140%);
  bottom: 1rem; z-index: 180; width: min(680px, calc(100% - 2rem));
  background: linear-gradient(180deg, var(--ink-2), var(--ink-1));
  box-shadow: inset 0 0 0 1px var(--line), var(--shadow-md);
  border-radius: var(--r-lg); padding: 1.1rem 1.3rem;
  display: flex; align-items: center; gap: 1rem; flex-wrap: wrap;
  transition: transform var(--dur-3) var(--ease); opacity: 0;
}
.cookie.show { transform: translateX(-50%) translateY(0); opacity: 1; }
.cookie p { font-size: var(--fs-sm); color: var(--silver); flex: 1 1 240px; margin: 0; }
.cookie p a { color: var(--cyan); }
.cookie .actions { display: flex; gap: 0.5rem; }

/* WhatsApp floating button */
.wa-float { position: fixed; right: 1.1rem; bottom: 1.1rem; z-index: 170; width: 54px; height: 54px; border-radius: 50%; display: grid; place-items: center; background: #25D366; color: #05341a; box-shadow: 0 12px 30px -10px rgba(37,211,102,0.6); transition: transform var(--dur-1) var(--ease); }
.wa-float:hover { transform: translateY(-3px) scale(1.05); }
.wa-float svg { width: 30px; height: 30px; }

/* Article / prose */
.prose { max-width: 760px; }
.prose > * + * { margin-top: 1.15rem; }
.prose h2 { font-size: clamp(1.5rem,1.2rem+1.2vw,2rem); margin-top: 2.6rem; }
.prose h3 { font-size: 1.3rem; margin-top: 1.8rem; }
.prose p, .prose li { color: var(--silver); font-size: 1.06rem; line-height: 1.75; }
.prose strong { color: var(--platinum); font-weight: 600; }
.prose a { color: var(--cyan); text-decoration: underline; text-underline-offset: 3px; }
.prose ul, .prose ol { padding-left: 1.3rem; display: grid; gap: 0.6rem; }
.prose ul li { list-style: disc; } .prose ol li { list-style: decimal; }
.prose blockquote { border-left: 3px solid var(--azure); padding: 0.3rem 0 0.3rem 1.2rem; color: var(--platinum); font-family: var(--font-serif); font-style: italic; font-size: 1.25rem; }
.prose table { width: 100%; border-collapse: collapse; font-size: var(--fs-sm); }
.prose th, .prose td { text-align: left; padding: 0.7rem 0.8rem; border-bottom: 1px solid var(--line-soft); }
.prose th { color: var(--platinum); font-family: var(--font-sans); font-weight: 600; }
.prose .callout { background: var(--grad-card); border-radius: var(--r-md); padding: 1.1rem 1.3rem; box-shadow: inset 0 0 0 1px var(--line-soft); }
.article-meta { display: flex; gap: 0.8rem; flex-wrap: wrap; align-items: center; font-size: var(--fs-xs); color: var(--muted); }
.article-toc { position: sticky; top: calc(var(--nav-h) + 1.5rem); }
.article-toc a { display: block; padding: 0.35rem 0; font-size: var(--fs-sm); color: var(--muted); transition: color var(--dur-1) var(--ease); }
.article-toc a:hover { color: var(--cyan); }

/* =====================================================================
   15. NAV DROPDOWN (Contact → Reach us / Join us / Partner with us)
   ===================================================================== */
.nav__dd { position: relative; }
.nav__dd-toggle { display: inline-flex; align-items: center; gap: 0.3rem; cursor: pointer; }
.nav__dd-toggle .chev { width: 12px; height: 12px; transition: transform var(--dur-2) var(--ease); }
.nav__dd:hover .nav__dd-toggle .chev,
.nav__dd.open .nav__dd-toggle .chev { transform: rotate(180deg); }
.nav__dd-menu {
  position: absolute; top: calc(100% + 0.5rem); right: 0; min-width: 230px;
  background: rgba(9,12,24,0.98);
  backdrop-filter: saturate(160%) blur(18px); -webkit-backdrop-filter: saturate(160%) blur(18px);
  border-radius: var(--r-md); box-shadow: inset 0 0 0 1px var(--line-soft), var(--shadow-md);
  padding: 0.5rem; display: grid; gap: 0.1rem;
  opacity: 0; visibility: hidden; transform: translateY(8px);
  transition: opacity var(--dur-2) var(--ease), transform var(--dur-2) var(--ease), visibility var(--dur-2);
  z-index: 130;
}
.nav__dd:hover .nav__dd-menu,
.nav__dd:focus-within .nav__dd-menu,
.nav__dd.open .nav__dd-menu { opacity: 1; visibility: visible; transform: none; }
.nav__dd-menu a { display: flex; align-items: center; gap: 0.7rem; padding: 0.7rem 0.85rem; border-radius: var(--r-sm); font-family: var(--font-sans); font-weight: 500; font-size: 0.94rem; color: var(--silver); transition: background var(--dur-1) var(--ease), color var(--dur-1) var(--ease); }
.nav__dd-menu a:hover { background: rgba(255,255,255,0.05); color: var(--platinum); }
.nav__dd-menu a b { display: block; }
.nav__dd-menu a small { display: block; font-size: 0.74rem; color: var(--muted); font-weight: 400; }
.nav__dd-menu a .ic-dd { flex: none; width: 30px; height: 30px; border-radius: 8px; display: grid; place-items: center; background: rgba(47,180,87,0.12); box-shadow: inset 0 0 0 1px var(--line); color: var(--cyan); }
.nav__dd-menu a .ic-dd svg { width: 16px; height: 16px; }

/* Left-aligned dropdown (for left-side nav items like Capabilities) */
.nav__dd--left .nav__dd-menu { left: 0; right: auto; }
/* Wide two-column menu (Capabilities mega-menu) */
.nav__dd-menu--wide { min-width: 480px; grid-template-columns: 1fr 1fr; gap: 0.1rem 0.35rem; }

@media (max-width: 860px) {
  .nav__dd { width: 100%; }
  .nav__dd-menu { position: static; opacity: 1; visibility: visible; transform: none; box-shadow: none; background: transparent; backdrop-filter: none; padding: 0.2rem 0 0.4rem 0.6rem; min-width: 0; }
  .nav__dd-menu--wide { grid-template-columns: 1fr; min-width: 0; }
  .nav__dd--left .nav__dd-menu { left: auto; }
  .nav__dd-menu a small { display: none; }
  .nav__dd-menu a .ic-dd { display: none; }
  .nav__dd-toggle .chev { display: none; }
}


/* ============ 16 · BLOG ============ */
.tile--filter{
  cursor:pointer; border:1px solid var(--line); background:var(--ink-2);
  color:var(--muted); font-family:var(--font-sans); font-weight:600;
  font-size:var(--fs-sm); letter-spacing:.01em; transition:all .2s ease;
  -webkit-appearance:none; appearance:none;
}
.tile--filter:hover{ color:var(--platinum); border-color:var(--azure); }
.tile--filter.is-active{
  color:#06121B; border-color:transparent;
  background:linear-gradient(120deg, var(--azure), var(--cyan));
}
.feature-post{ transition:transform .3s ease, border-color .3s ease; overflow:hidden; }
.feature-post:hover{ transform:translateY(-3px); border-color:var(--azure); }
.feature-post .article__cat{ color:var(--cyan); }
.feature-post__art{
  position:relative; min-height:180px; border-radius:var(--r-lg);
  background:
    radial-gradient(120% 120% at 80% 15%, rgba(47,180,87,.28), transparent 60%),
    radial-gradient(120% 120% at 15% 85%, rgba(23,192,198,.30), transparent 60%),
    var(--ink-3);
  border:1px solid var(--line);
  display:flex; align-items:flex-end; justify-content:flex-start; padding:1.2rem;
}
.vibe-badge{
  display:inline-flex; align-items:center; gap:.5rem;
  background:rgba(6,18,27,.55); backdrop-filter:blur(6px);
  border:1px solid var(--line); border-radius:999px;
  padding:.4rem .85rem; font-family:var(--font-sans); font-weight:600;
  font-size:var(--fs-xs); letter-spacing:.06em; color:var(--platinum);
}
.vibe-dot{ width:8px; height:8px; border-radius:50%;
  background:var(--cyan); box-shadow:0 0 10px var(--cyan); }
@media (max-width:760px){ .feature-post__art{ min-height:120px; } }