/* ═══════════════════════════════════════════════════════════════
   NEXA TECH — Unified Stylesheet
   Covers: Home Page + About Page
   Design System: Black & White / Grayscale
   Fonts: Montserrat (display) + Roboto (body)

   TABLE OF CONTENTS
   ─────────────────────────────────────────────────────────────
   1. BASIC STYLES
      1.1  CSS Custom Properties (Tokens)
      1.2  Reset & Base
      1.3  Grain Overlay
      1.4  Typography Utilities
      1.5  Section Utilities
      1.6  Labels
      1.7  Navigation
      1.8  Buttons & Ripple
      1.9  Scroll Reveal Animations
      1.10 Footer
      1.11 Global Responsive Rules

   2. HOME PAGE STYLES
      2.1  Hero Section
      2.2  Hero Visual (Abstract 3D Composition)
      2.3  Marquee Strip
      2.4  Value Statement
      2.5  Services Section
      2.6  Impact / Stats Section
      2.7  Portfolio Section
      2.8  Tech Stack Section
      2.9  CTA Section (Home)
      2.10 Home-Specific Responsive Rules

   3. ABOUT PAGE STYLES
      3.1  Page Banner
      3.2  Company Overview
      3.3  Vision & Mission
      3.4  Values / Approach
      3.5  Why Nexa Tech
      3.6  Team / Culture
      3.7  Closing CTA Strip (About)
      3.8  About-Specific Responsive Rules
═══════════════════════════════════════════════════════════════ */


/* ═══════════════════════════════════════════════════════════════
   1. BASIC STYLES
   Shared across Home and About pages.
═══════════════════════════════════════════════════════════════ */

/* ─── 1.1  CSS Custom Properties (Tokens) ─────────────────── */
:root {
  /* Dark surfaces */
  --d0: #03080f;
  --d1: #0a0a0a;
  --d2: #111111;
  --d3: #1a1a1a;
  --d-glass: rgba(255,255,255,.04);
  --d-border: rgba(255,255,255,.09);
  --d-border-hi: rgba(255,255,255,.18);

  /* Light surfaces */
  --l0: #ffffff;
  --l1: #f8fafc;
  --l2: #f1f5f9;
  --l-border: rgba(15,23,42,.09);
  --l-border-hi: rgba(15,23,42,.18);

  /* B&W accent tokens */
  --bw-accent:    #ffffff;
  --bw-mid:       rgba(255,255,255,.55);
  --bw-dim:       rgba(255,255,255,.22);
  --bw-dim-lt:    rgba(15,23,42,.22);
  --bw-border:    rgba(255,255,255,.12);
  --bw-border-lt: rgba(15,23,42,.12);

  /* Typography */
  --ff-display: 'Montserrat', sans-serif;
  --ff-body:    'Roboto', sans-serif;

  /* Spacing & Radii */
  --section-gap: 8rem;
  --r-sm: 10px;
  --r-md: 16px;
  --r-lg: 22px;
  --r-xl: 32px;
}


/* ─── 1.2  Reset & Base ────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
  font-size: 16px;
}
body {
  font-family: 'Roboto', sans-serif;
  background: #03080f;
  color: #fff;
  overflow-x: hidden;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img  { display: block; max-width: 100%; }
a    { text-decoration: none; }
h1, h2, h3, h4, h5, h6 { font-family: 'Montserrat', sans-serif; }
p    { font-family: 'Roboto', sans-serif; }


/* ─── 1.3  Grain Overlay ───────────────────────────────────── */
.grain {
  position: fixed; inset: 0; z-index: -1; opacity: .022; pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='400' height='400'%3E%3Cfilter id='g'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='400' height='400' filter='url(%23g)'/%3E%3C/svg%3E");
}


/* ─── 1.4  Typography Utilities ────────────────────────────── */
.t-serif { font-family: var(--ff-display); font-style: italic; }

/* Text gradient utilities (kept per spec — do not remove) */
.t-tri   { background: linear-gradient(135deg,#10b981,#0ea5e9,#6366f1); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.t-cool  { background: linear-gradient(135deg,#10b981,#0ea5e9);         -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.t-warm  { background: linear-gradient(135deg,#10b981,#0ea5e9);         -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.t-brand { background: linear-gradient(135deg,#0ea5e9,#6366f1);         -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }


/* ─── 1.5  Section Utilities ───────────────────────────────── */
.section-pad { padding: var(--section-gap) 0; }
.s-dark  { background: #03080f; }
.s-dark2 { background: #0a0a0a; }
.s-light { background: #f8fafc; }
.s-white { background: #ffffff; }

.sec-h    { font-size: clamp(2rem, 4vw, 4.5rem); font-weight: 800; line-height: 1.1; letter-spacing: -.03em; margin-bottom: 1rem; }
.sec-p-dk { font-size: 1.25rem; color: rgba(255,255,255,.52); line-height: 1.82; }
.sec-p-lt { font-size: 1.25rem; color: #64748b; line-height: 1.82; }
.h-dk { color: #fff; }
.h-lt { color: #03080f; }


/* ─── 1.6  Labels ──────────────────────────────────────────── */
/* Dark-background variant */
.label-bw {
  display: inline-flex; align-items: center; gap: .45rem;
  font-size: .72rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase;
  color: rgba(255,255,255,.65);
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 50px; padding: .32rem .95rem; margin-bottom: 1.1rem;
}
/* Light-background variant */
.label-bw-lt {
  display: inline-flex; align-items: center; gap: .45rem;
  font-size: .72rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase;
  color: rgba(15,23,42,.5);
  background: rgba(15,23,42,.05);
  border: 1px solid rgba(15,23,42,.12);
  border-radius: 50px; padding: .32rem .95rem; margin-bottom: 1.1rem;
}


/* ─── 1.7  Navigation ──────────────────────────────────────── */
#topnav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 999;
  padding: 0;
  background: rgba(3,8,15,.55);
  backdrop-filter: blur(28px) saturate(160%);
  -webkit-backdrop-filter: blur(28px) saturate(160%);
  border-bottom: 1px solid var(--d-border);
  transition: background .35s ease, box-shadow .35s ease;
}
#topnav.solid {
  background: rgba(3,8,15,.97);
  box-shadow: 0 2px 32px rgba(0,0,0,.6), inset 0 -1px 0 rgba(255,255,255,.06);
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  max-width: 1280px; margin: 0 auto; padding: 0 2rem;
  height: 68px;
}
.nav-logo { font-family: 'Montserrat', sans-serif; font-weight: 800; font-size: 1.25rem; color: #fff; letter-spacing: -.02em; }
.nav-logo span { color: rgba(255,255,255,.45); }
.nav-links {
  display: flex; align-items: center; gap: .15rem;
  list-style: none; margin-bottom: 0;
}
.nav-links a {
  font-size: .875rem; font-weight: 500; color: rgba(255,255,255,.55);
  padding: .5rem .75rem; border-radius: 8px;
  display: block; transition: color .22s, background .22s;
  text-transform: uppercase; letter-spacing: .04em;
}
.nav-links a:hover,
.nav-links a.active { color: #fff; }
.nav-links a.active { background: rgba(255,255,255,.07); }
.nav-cta {
  display: inline-flex; align-items: center; gap: .4rem;
  background: #fff; color: #03080f; font-weight: 700; font-size: .875rem;
  padding: .6rem 1.5rem; border-radius: 50px; border: none;
  transition: transform .25s ease, box-shadow .25s ease, background .25s;
  cursor: pointer;
}
.nav-cta:hover { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(255,255,255,.18); color: #03080f; background: #e8e8e8; }
.nav-burger { display: none; background: none; border: none; color: #fff; font-size: 1.3rem; cursor: pointer; padding: .5rem; }


/* ─── 1.8  Buttons & Ripple ────────────────────────────────── */
.btn-pri {
  display: inline-flex; align-items: center; gap: .5rem;
  background: #fff; color: #03080f;
  font-family: var(--ff-display); font-weight: 700; font-size: 1rem;
  padding: .9rem 2.1rem; border-radius: 50px; border: none;
  box-shadow: 0 6px 22px rgba(255,255,255,.18);
  transition: transform .28s cubic-bezier(.34,1.56,.64,1), box-shadow .28s ease;
  cursor: pointer; position: relative; overflow: hidden;
}
.btn-pri:hover { transform: translateY(-3px); box-shadow: 0 12px 34px rgba(255,255,255,.28); color: #03080f; }

.btn-ghost {
  display: inline-flex; align-items: center; gap: .5rem;
  background: transparent; color: rgba(255,255,255,.8);
  font-family: var(--ff-display); font-weight: 600; font-size: .95rem;
  padding: .9rem 2.1rem; border-radius: 50px;
  border: 1.5px solid rgba(255,255,255,.18);
  transition: all .28s ease; cursor: pointer;
}
.btn-ghost:hover { border-color: #fff; color: #fff; background: rgba(255,255,255,.07); transform: translateY(-2px); }

/* Ripple effect helper */
.ripple-host { position: relative; overflow: hidden; }
.ripple {
  position: absolute; border-radius: 50%; pointer-events: none;
  background: rgba(0,0,0,.18);
  transform: scale(0); animation: rippleAnim .55s ease-out forwards;
}
@keyframes rippleAnim { to { transform: scale(4.5); opacity: 0; } }


/* ─── 1.9  Scroll Reveal Animations ───────────────────────── */
[data-anim] {
  opacity: 0;
  transition-property: opacity, transform, filter;
  transition-timing-function: cubic-bezier(.22, 1, .36, 1);
  transition-duration: .85s;
  will-change: opacity, transform;
}
[data-anim].is-visible { opacity: 1; transform: none; filter: none; }
[data-anim="fade-up"]    { transform: translateY(40px); }
[data-anim="fade-down"]  { transform: translateY(-30px); }
[data-anim="fade-left"]  { transform: translateX(50px); }
[data-anim="fade-right"] { transform: translateX(-50px); }
[data-anim="scale-in"]   { transform: scale(.94); }
[data-anim="scale-up"]   { transform: scale(.88); filter: blur(4px); }
[data-anim="blur-in"]    { transform: translateY(20px); filter: blur(8px); }

/* Animation delay modifiers */
[data-delay="100"] { transition-delay: .1s; }
[data-delay="150"] { transition-delay: .15s; }
[data-delay="200"] { transition-delay: .2s; }
[data-delay="250"] { transition-delay: .25s; }
[data-delay="300"] { transition-delay: .3s; }
[data-delay="350"] { transition-delay: .35s; }
[data-delay="400"] { transition-delay: .4s; }
[data-delay="500"] { transition-delay: .5s; }


/* ─── 1.10  Footer ─────────────────────────────────────────── */
.site-footer { background: #0a0a0a; padding: 5.5rem 0 2rem; border-top: 1px solid var(--d-border); }
.footer-logo { font-family: 'Montserrat', sans-serif; font-weight: 800; font-size: 1.35rem; color: #fff; letter-spacing: -.02em; margin-bottom: 1.1rem; display: block; }
.footer-logo span { color: rgba(255,255,255,.3); }
.footer-desc { font-size: .9rem; color: rgba(255,255,255,.38); max-width: 300px; line-height: 1.75; margin-bottom: 1.8rem; }
.footer-heading { font-size: .72rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: rgba(255,255,255,.45); margin-bottom: 1.1rem; }
.footer-list { list-style: none; padding: 0; }
.footer-list li { margin-bottom: .6rem; }
.footer-list a { font-size: 1rem; color: rgba(255,255,255,.38); display: inline-block; transition: color .22s, transform .22s; }
.footer-list a:hover { color: #fff; transform: translateX(4px); }
.soc-icon {
  width: 37px; height: 37px; border-radius: 50%;
  background: var(--d-glass); border: 1px solid var(--d-border);
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,.4); font-size: .9rem;
  transition: all .28s ease; text-decoration: none;
}
.soc-icon:hover { background: rgba(255,255,255,.12); color: #fff; border-color: rgba(255,255,255,.35); transform: translateY(-3px); }
.footer-bar {
  border-top: 1px solid var(--d-border); margin-top: 4rem; padding-top: 2rem;
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem;
  font-size: .83rem; color: rgba(255,255,255,.28);
}
.footer-bar a { color: rgba(255,255,255,.28); transition: color .22s; }
.footer-bar a:hover { color: rgba(255,255,255,.65); }


/* ─── 1.11  Global Responsive Rules ───────────────────────── */
/* Shared mobile nav breakpoint */
@media (max-width: 767px) {
  #topnav .nav-links,
  #topnav .nav-cta { display: none; }
  .nav-burger { display: flex; }
  .mobile-nav-open .nav-links {
    display: flex; flex-direction: column;
    position: absolute; top: 68px; left: 0; right: 0;
    background: rgba(3,8,15,.98); padding: 1.5rem;
    border-bottom: 1px solid var(--d-border); gap: .3rem; z-index: 999;
  }
  .mobile-nav-open .nav-cta { display: inline-flex; margin: 1rem 1.5rem 1.5rem; }
  .btn-pri, .btn-ghost { width: 100%; justify-content: center; }
}

/* Shared reduced-motion override */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .001ms !important;
    transition-duration: .001ms !important;
  }
}


/* ═══════════════════════════════════════════════════════════════
   2. HOME PAGE STYLES
   Styles exclusive to index.html / the Home page.
═══════════════════════════════════════════════════════════════ */

/* ─── 2.1  Hero Section ────────────────────────────────────── */
.hero {
  min-height: 100vh; display: flex; align-items: center;
  padding: 10rem 0 5rem; position: relative; overflow: hidden;
  background: #03080f;
}
/* Top accent line */
.hero::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, transparent 0%, rgba(255,255,255,.55) 40%, rgba(255,255,255,.25) 70%, transparent 100%);
}
/* Dot grid overlay */
.hero-dots {
  position: absolute; inset: 0; pointer-events: none;
  background-image: radial-gradient(rgba(255,255,255,.055) 1px, transparent 1px);
  background-size: 30px 30px;
  mask-image: radial-gradient(ellipse 85% 85% at 50% 50%, black 0%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 85% 85% at 50% 50%, black 0%, transparent 80%);
}
/* Ghost BG numeral */
.hero-bg-text {
  position: absolute; right: -2rem; top: 50%; transform: translateY(-50%);
  font-family: 'Montserrat', sans-serif; font-weight: 900;
  font-size: clamp(9rem, 18vw, 18rem);
  color: rgba(255,255,255,.018); line-height: 1;
  pointer-events: none; user-select: none; letter-spacing: -.06em;
}
.hero-content { position: relative; z-index: 2; }

/* Eyebrow */
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: .55rem;
  font-size: .75rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase;
  color: rgba(255,255,255,.5); margin-bottom: 1.5rem;
  animation: fadeUp .65s ease both;
}
.hero-eyebrow-line { width: 26px; height: 1px; background: rgba(255,255,255,.4); }

/* Hero heading */
.hero-h1 {
  font-size: clamp(3rem, 6vw, 4.75rem);
  font-weight: 800; line-height: 1.04; letter-spacing: -.04em;
  margin-bottom: 1.5rem; color: #fff;
  animation: fadeUp .65s ease .1s both;
}
/* Italic light-weight sub-word (text gradient kept per spec) */
.hero-h1-serif {
  font-family: 'Montserrat', sans-serif; font-style: normal; font-weight: 300;
  font-size: clamp(3rem, 5.5vw, 5rem);
  background: linear-gradient(135deg, #0ea5e9 0%, #6366f1 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}

/* Hero body copy */
.hero-sub {
  font-size: 1.12rem; color: rgba(255,255,255,.45);
  max-width: 500px; line-height: 1.85; margin-bottom: 2.6rem;
  animation: fadeUp .65s ease .2s both;
}
.hero-actions {
  display: flex; gap: 1rem; flex-wrap: wrap;
  margin-bottom: 3.5rem;
  animation: fadeUp .65s ease .3s both;
}

/* Trust / stats bar */
.trust-bar {
  display: flex; gap: 0; flex-wrap: wrap;
  animation: fadeUp .65s ease .42s both;
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--r-lg);
  background: rgba(255,255,255,.03); backdrop-filter: blur(12px);
  padding: 1.1rem 1.6rem; width: fit-content;
}
.trust-stat { display: flex; flex-direction: column; padding: 0 1.5rem; border-right: 1px solid rgba(255,255,255,.09); }
.trust-stat:first-child { padding-left: 0; }
.trust-stat:last-child  { border-right: none; }
.trust-num { font-size: 1.8rem; font-weight: 800; line-height: 1; letter-spacing: -.03em; margin-bottom: .2rem; color: #fff; }
.trust-lbl { font-size: .72rem; font-weight: 500; letter-spacing: .04em; text-transform: uppercase; color: rgba(255,255,255,.32); }

/* Entry animations */
@keyframes fadeUp    { from { opacity: 0; transform: translateY(22px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeRight { from { opacity: 0; transform: translateX(38px); } to { opacity: 1; transform: translateX(0); } }


/* ─── 2.2  Hero Visual (Abstract 3D Composition) ──────────── */
.hero-vis {
  position: relative; height: 560px;
  display: flex; align-items: center; justify-content: center;
  animation: fadeRight .85s ease .25s both;
}

/* Floating stage */
.vis-stage {
  position: relative; width: 420px; height: 420px;
  animation: stageFloat 9s ease-in-out infinite;
}
@keyframes stageFloat { 0%,100% { transform: translateY(0) rotate(0deg); } 50% { transform: translateY(-18px) rotate(.5deg); } }

/* Outer rotating rings */
.vis-ring {
  position: absolute; border-radius: 50%;
  border: 1px solid rgba(255,255,255,.1);
  animation: ringRotSlow linear infinite;
}
.vis-ring-1 { inset: 0;   animation-duration: 22s; }
.vis-ring-2 { inset: 30px; border-color: rgba(255,255,255,.07); animation-duration: 16s; animation-direction: reverse; }
.vis-ring-3 { inset: 60px; border-color: rgba(255,255,255,.05); animation-duration: 28s; }
@keyframes ringRotSlow { from { transform: rotate(0); } to { transform: rotate(360deg); } }

/* Tick marks on outer ring */
.vis-ring-1::before,
.vis-ring-1::after { content: ''; position: absolute; background: rgba(255,255,255,.35); border-radius: 2px; }
.vis-ring-1::before { width: 2px; height: 14px; top: -1px; left: 50%; transform: translateX(-50%); }
.vis-ring-1::after  { width: 14px; height: 2px; top: 50%; right: -1px; transform: translateY(-50%); }

/* Central card */
.vis-card {
  position: absolute; inset: 90px;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 28px;
  backdrop-filter: blur(24px);
  box-shadow: 0 40px 100px rgba(0,0,0,.6), 0 0 0 1px rgba(255,255,255,.06) inset;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 1rem; padding: 2rem;
}
/* Window chrome dots */
.vis-card-bar { position: absolute; top: 1rem; left: 1.2rem; display: flex; gap: 5px; }
.vis-card-dot { width: 7px; height: 7px; border-radius: 50%; background: rgba(255,255,255,.15); }
.vis-card-dot:first-child { background: rgba(255,255,255,.35); }

/* Animated code lines */
.vis-code-lines { width: 100%; }
.vis-code-line {
  height: 2px; border-radius: 1px;
  background: rgba(255,255,255,.12);
  margin-bottom: .6rem;
  animation: codeLineGrow 1.8s ease both;
}
@keyframes codeLineGrow { from { width: 0; } to { width: var(--w, 100%); } }
.vis-code-line:nth-child(1) { --w: 85%; animation-delay: .3s; }
.vis-code-line:nth-child(2) { --w: 62%; animation-delay: .5s; }
.vis-code-line:nth-child(3) { --w: 75%; animation-delay: .7s; }
.vis-code-line:nth-child(4) { --w: 40%; animation-delay: .9s; }
.vis-code-line:nth-child(5) { --w: 90%; animation-delay: 1.1s; }
.vis-code-line:nth-child(6) { --w: 55%; animation-delay: 1.3s; }
.vis-code-line.hl  { background: rgba(255,255,255,.32); height: 3px; }
.vis-code-line.hl2 { background: rgba(255,255,255,.22); }

/* Uptime indicator */
.vis-status {
  display: flex; align-items: center; gap: .5rem;
  font-family: 'Roboto', sans-serif; font-size: .7rem; font-weight: 700;
  color: rgba(255,255,255,.45); letter-spacing: .06em; text-transform: uppercase;
}
.vis-status-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: rgba(255,255,255,.6);
  animation: blink 2s ease-in-out infinite;
}
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: .25; } }

/* Floating mini metric chips */
.vis-chip {
  position: absolute; z-index: 8;
  background: rgba(0,0,0,.94);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--r-md);
  padding: .9rem 1.1rem;
  backdrop-filter: blur(18px);
  box-shadow: 0 16px 48px rgba(0,0,0,.5), 0 0 0 1px rgba(255,255,255,.04) inset;
}
.vis-chip-a { top: 2%;   right: -2%; width: 148px; animation: chipFloatA 7s ease-in-out infinite; }
.vis-chip-b { bottom: 14%; left: -4%; width: 155px; animation: chipFloatB 9s ease-in-out infinite; }
.vis-chip-c { bottom: 1%;  right:  8%; width: 148px; animation: chipFloatC 8s ease-in-out infinite; }
@keyframes chipFloatA { 0%,100% { transform: translateY(0) rotate(-1.5deg); } 50% { transform: translateY(-14px) rotate(-1.5deg); } }
@keyframes chipFloatB { 0%,100% { transform: translateY(0) rotate(1.2deg);  } 50% { transform: translateY(-18px) rotate(1.2deg);  } }
@keyframes chipFloatC { 0%,100% { transform: translateY(0) rotate(-.7deg);  } 50% { transform: translateY(-11px) rotate(-.7deg);  } }

.vis-chip-icon {
  width: 26px; height: 26px; border-radius: 7px;
  background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.1);
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,.55); font-size: .72rem; margin-bottom: .5rem;
}
.vis-chip-val { font-size: 1.1rem; font-weight: 800; color: #fff; letter-spacing: -.02em; margin-bottom: .1rem; }
.vis-chip-lbl { font-size: .6rem; color: rgba(255,255,255,.38); margin-bottom: .4rem; }
.vis-chip-bar { height: 3px; border-radius: 1.5px; background: rgba(255,255,255,.08); overflow: hidden; }
.vis-chip-fill { height: 100%; border-radius: 1.5px; background: rgba(255,255,255,.35); animation: chipFill 1.4s ease .5s both; }
@keyframes chipFill { from { width: 0; } to { width: var(--w); } }
.vis-chip-a .vis-chip-fill { --w: 74%; }
.vis-chip-b .vis-chip-fill { --w: 58%; }
.vis-chip-badge {
  display: inline-flex; align-items: center; gap: .2rem;
  font-size: .56rem; font-weight: 700; border-radius: 50px; padding: .12rem .45rem;
  background: rgba(255,255,255,.1); color: rgba(255,255,255,.65);
}


/* ─── 2.3  Marquee Strip ───────────────────────────────────── */
.marquee-wrap {
  overflow: hidden;
  background: #0a0a0a;
  border-top: 1px solid rgba(255,255,255,.08);
  border-bottom: 1px solid rgba(255,255,255,.08);
  padding: 1rem 0;
}
.marquee-track {
  display: flex; width: max-content;
  animation: marqueeScroll 28s linear infinite;
}
.marquee-track:hover { animation-play-state: paused; }
@keyframes marqueeScroll { from { transform: translateX(0); } to { transform: translateX(-50%); } }
.mq-item {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: 0 2rem; font-size: .82rem; font-weight: 600;
  color: rgba(255,255,255,.28); white-space: nowrap; transition: color .25s;
}
.mq-item:hover { color: rgba(255,255,255,.65); }
.mq-sep { color: rgba(255,255,255,.15); font-size: .55rem; }


/* ─── 2.4  Value Statement ─────────────────────────────────── */
.value-sec {
  padding: 6.5rem 0; background: #03080f; position: relative; text-align: center;
}
.value-sec::before {
  content: ''; position: absolute; left: 50%; top: 0; transform: translateX(-50%);
  width: 1px; height: 100%;
  background: linear-gradient(to bottom, transparent, rgba(255,255,255,.12), transparent);
}
.value-quote {
  font-size: clamp(1.25rem, 2.1vw, 1.45rem);
  font-weight: 400; color: rgba(255,255,255,.48);
  max-width: 800px; margin: 0 auto; line-height: 1.9;
}
/* Text gradient kept per spec */
.value-quote strong {
  font-weight: 700;
  background: linear-gradient(135deg, #0ea5e9 0%, #6366f1 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.value-quote em { font-family: 'Roboto', sans-serif; font-style: italic; color: rgba(255,255,255,.72); }


/* ─── 2.5  Services Section ────────────────────────────────── */
.services-sec {
  background: #f8fafc; padding: var(--section-gap) 0; position: relative;
}
.services-sec::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: rgba(15,23,42,.1);
}
/* Two-column framed grid */
.svc-layout {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 0; border: 1px solid rgba(15,23,42,.1);
  border-radius: var(--r-xl); overflow: hidden;
  box-shadow: 0 4px 40px rgba(0,0,0,.07);
}
@media (max-width: 991px) { .svc-layout { grid-template-columns: 1fr; } }

/* Left: stacked feature rows */
.svc-list { background: #ffffff; }
.svc-row {
  display: flex; align-items: flex-start; gap: 1.4rem;
  padding: 2rem 2.4rem; border-bottom: 1px solid #f1f5f9;
  cursor: pointer; position: relative; transition: background .25s;
}
.svc-row:last-child { border-bottom: none; }
/* Monochrome left accent bar */
.svc-row::before {
  content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 3px;
  background: transparent; transition: background .25s; border-radius: 0 2px 2px 0;
}
.svc-row:hover              { background: #f8fafc; }
.svc-row:hover::before      { background: #03080f; }
.svc-row.active             { background: #f1f5f9; }
.svc-row.active::before     { background: #03080f; }

.svc-num {
  font-family: 'Montserrat', sans-serif; font-size: 1.1rem; font-weight: 700;
  color: #cbd5e1; min-width: 28px; line-height: 1; padding-top: .2rem; transition: color .25s;
}
.svc-row:hover .svc-num,
.svc-row.active .svc-num { color: #03080f; }

/* Monochrome icon boxes */
.svc-ico-sm {
  width: 44px; height: 44px; border-radius: 11px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem; flex-shrink: 0; transition: transform .35s cubic-bezier(.34,1.56,.64,1);
  border: 1px solid rgba(15,23,42,.12); background: rgba(15,23,42,.05); color: #334155;
}
.svc-row:hover .svc-ico-sm  { transform: scale(1.1) rotate(6deg); background: #03080f; color: #fff; border-color: #03080f; }
.svc-row.active .svc-ico-sm { background: #03080f; color: #fff; border-color: #03080f; }

.svc-text-wrap  { flex: 1; }
.svc-row-title  {
  font-family: 'Montserrat', sans-serif; font-size: 1.15rem; font-weight: 600;
  color: #03080f; margin-bottom: .3rem; letter-spacing: .01em; line-height: 1.3; transition: color .25s;
}
.svc-row-desc   { font-family: 'Roboto', sans-serif; font-size: 1rem; color: #64748b; line-height: 1.65; }
.svc-row-link {
  display: inline-flex; align-items: center; gap: .35rem;
  font-family: 'Roboto', sans-serif; font-size: .8rem; font-weight: 700; color: #334155;
  margin-top: .5rem; opacity: 0; transform: translateX(-6px);
  transition: opacity .25s, transform .25s, gap .25s;
}
.svc-row:hover .svc-row-link,
.svc-row.active .svc-row-link { opacity: 1; transform: translateX(0); }
.svc-row-link:hover { gap: .65rem; color: #03080f; }

/* Right: dark visual panel */
.svc-panel {
  background: #03080f;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 3rem 2.5rem; min-height: 480px; position: relative; overflow: hidden;
}
/* Dot grid background */
.svc-panel-dots {
  position: absolute; inset: 0;
  background-image: radial-gradient(rgba(255,255,255,.055) 1px, transparent 1px);
  background-size: 24px 24px; pointer-events: none;
  mask-image: radial-gradient(ellipse at 50% 50%, black 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at 50% 50%, black 30%, transparent 80%);
}
.svc-panel-icon {
  width: 100px; height: 100px; border-radius: 26px;
  display: flex; align-items: center; justify-content: center;
  font-size: 2.8rem; margin-bottom: 2rem;
  background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.15);
  color: rgba(255,255,255,.7);
  transition: all .4s cubic-bezier(.34,1.56,.64,1); position: relative; z-index: 1;
}
.svc-panel-title {
  font-family: 'Montserrat', sans-serif; font-size: 1.6rem; font-weight: 600;
  color: #fff; text-align: center; margin-bottom: .8rem;
  position: relative; z-index: 1; letter-spacing: .02em;
}
.svc-panel-desc {
  font-family: 'Roboto', sans-serif; font-size: .97rem;
  color: rgba(255,255,255,.45); text-align: center; line-height: 1.8; max-width: 280px;
  position: relative; z-index: 1;
}


/* ─── 2.6  Impact / Stats Section ─────────────────────────── */
.impact-sec {
  background: #0a0a0a; padding: var(--section-gap) 0; position: relative; overflow: hidden;
}
.impact-sec::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.12), transparent);
}
/* Efficiency pill label */
.eff-pill {
  display: inline-flex; align-items: center; gap: .55rem;
  background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.18);
  border-radius: 50px; padding: .65rem 1.4rem;
  font-size: .95rem; font-weight: 700; color: rgba(255,255,255,.75);
}
/* 2×2 stat widget grid */
.stat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 575px) { .stat-grid { grid-template-columns: 1fr; } }

.stat-widget {
  background: rgba(255,255,255,.03); border: 1px solid rgba(255,255,255,.09);
  border-radius: var(--r-lg); padding: 1.6rem 1.5rem;
  position: relative; overflow: hidden;
  transition: transform .38s ease, box-shadow .38s ease, border-color .38s;
}
.stat-widget:hover { transform: translateY(-5px); border-color: rgba(255,255,255,.25); box-shadow: 0 16px 44px rgba(255,255,255,.06); }
.sw-top { display: flex; align-items: flex-start; justify-content: space-between; margin-bottom: 1rem; }

/* Monochrome icon box */
.sw-icon {
  width: 42px; height: 42px; border-radius: 11px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; flex-shrink: 0;
  background: rgba(255,255,255,.07); color: rgba(255,255,255,.7); border: 1px solid rgba(255,255,255,.1);
}
/* Trend badges */
.sw-trend {
  display: inline-flex; align-items: center; gap: .25rem;
  font-family: 'Roboto', sans-serif; font-size: .65rem; font-weight: 700;
  border-radius: 50px; padding: .22rem .6rem;
}
.sw-trend-up   { background: rgba(255,255,255,.08); color: rgba(255,255,255,.65); }
.sw-trend-down { background: rgba(255,255,255,.06); color: rgba(255,255,255,.45); }
.sw-trend-flat { background: rgba(255,255,255,.08); color: rgba(255,255,255,.55); }

/* Stat numbers and labels */
.sw-num   { font-family: 'Montserrat', sans-serif; font-size: 2.6rem; font-weight: 700; line-height: 1; letter-spacing: -.02em; margin-bottom: .25rem; color: #fff; }
.sw-label { font-family: 'Montserrat', sans-serif; font-size: 1rem; font-weight: 500; color: #fff; letter-spacing: .04em; text-transform: uppercase; margin-bottom: .18rem; }
.sw-desc  { font-family: 'Roboto', sans-serif; font-size: .78rem; color: rgba(255,255,255,.38); line-height: 1.5; margin-bottom: .9rem; }

/* Progress bars */
.sw-bar-wrap { height: 4px; background: rgba(255,255,255,.07); border-radius: 2px; overflow: hidden; }
.sw-bar { height: 100%; border-radius: 2px; background: rgba(255,255,255,.35); animation: swBarGrow 1.6s cubic-bezier(.22,1,.36,1) .5s both; }
.stat-widget:nth-child(1) .sw-bar { --p: 72%; }
.stat-widget:nth-child(2) .sw-bar { --p: 98%; }
.stat-widget:nth-child(3) .sw-bar { --p: 60%; }
.stat-widget:nth-child(4) .sw-bar { --p: 85%; }
@keyframes swBarGrow { from { width: 0; } to { width: var(--p, 80%); } }

/* Sparkline micro-chart */
.sw-spark   { display: flex; align-items: flex-end; gap: 2px; height: 20px; margin-top: .8rem; }
.sw-spark-b { flex: 1; border-radius: 1.5px 1.5px 0 0; background: rgba(255,255,255,.2); animation: swSparkGrow .9s ease both; }
@keyframes swSparkGrow { from { transform: scaleY(0); transform-origin: bottom; } to { transform: scaleY(1); transform-origin: bottom; } }
.sw-spark-b:nth-child(1) { height: 35%; animation-delay: .06s; }
.sw-spark-b:nth-child(2) { height: 55%; animation-delay: .1s; }
.sw-spark-b:nth-child(3) { height: 42%; animation-delay: .14s; }
.sw-spark-b:nth-child(4) { height: 70%; animation-delay: .18s; }
.sw-spark-b:nth-child(5) { height: 52%; animation-delay: .22s; }
.sw-spark-b:nth-child(6) { height: 85%; animation-delay: .26s; }
.sw-spark-b:nth-child(7) { height: 65%; animation-delay: .30s; }
.sw-spark-b:nth-child(8) { height: 95%; animation-delay: .34s; background: rgba(255,255,255,.5); }


/* ─── 2.7  Portfolio Section ───────────────────────────────── */
.portfolio-sec {
  background: #ffffff; padding: var(--section-gap) 0; position: relative;
}
.portfolio-sec::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: rgba(15,23,42,.1);
}
.port-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.6rem; }
@media (max-width: 991px) { .port-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 575px) { .port-grid { grid-template-columns: 1fr; } }

.port-item {
  background: #fff; border: 1px solid rgba(15,23,42,.1);
  border-radius: var(--r-xl); overflow: hidden; position: relative;
  transition: transform .38s ease, box-shadow .38s ease;
  cursor: pointer; display: flex; flex-direction: column;
}
/* Monochrome top-border reveal */
.port-item::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: #03080f; transform: scaleX(0); transform-origin: left;
  transition: transform .35s cubic-bezier(.34,1.56,.64,1); z-index: 2;
}
.port-item:hover::before { transform: scaleX(1); }
.port-item:hover { transform: translateY(-6px); box-shadow: 0 22px 58px rgba(15,23,42,.12); }

/* Greyscale image panel */
.port-img { position: relative; overflow: hidden; height: 220px; background: #f1f5f9; }
.port-img img {
  width: 100%; height: 100%; object-fit: cover;
  filter: grayscale(100%) brightness(.88);
  transition: filter .5s ease, transform .5s ease;
}
.port-item:hover .port-img img { filter: grayscale(60%) brightness(.95); transform: scale(1.05); }

/* Category tag overlay */
.port-cat {
  position: absolute; top: .9rem; left: .9rem; z-index: 2;
  display: inline-flex; align-items: center; gap: .4rem;
  background: rgba(255,255,255,.92); border: 1px solid rgba(15,23,42,.12);
  border-radius: 50px; padding: .3rem 1rem;
  font-family: 'Roboto', sans-serif; font-size: .72rem; font-weight: 700;
  letter-spacing: .06em; text-transform: uppercase; color: #334155;
  backdrop-filter: blur(8px);
}
.port-cat-dot { width: 7px; height: 7px; border-radius: 50%; background: #334155; }

/* Arrow button (revealed on hover) */
.port-arrow {
  position: absolute; bottom: 1rem; right: 1rem; z-index: 3;
  width: 38px; height: 38px; border-radius: 50%;
  background: #03080f; color: #fff;
  display: flex; align-items: center; justify-content: center; font-size: .85rem;
  opacity: 0; transform: translate(6px, 6px) scale(.8);
  transition: all .35s cubic-bezier(.34,1.56,.64,1);
}
.port-item:hover .port-arrow { opacity: 1; transform: translate(0,0) scale(1); }

/* Card text content */
.port-content { padding: 1.5rem 1.6rem; flex: 1; display: flex; flex-direction: column; }
.port-label { display: inline-block; font-family: 'Roboto', sans-serif; font-size: .8rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: #94a3b8; margin-bottom: .5rem; }
.port-h { font-family: 'Montserrat', sans-serif; font-size: 1.25rem; font-weight: 600; color: #03080f; margin-bottom: .5rem; line-height: 1.25; }
.port-p { font-family: 'Roboto', sans-serif; font-size: 1rem; color: #64748b; line-height: 1.7; flex: 1; }
.port-tags { display: flex; flex-wrap: wrap; gap: .4rem; margin-top: 1rem; }
.port-tag {
  display: inline-flex; align-items: center;
  font-family: 'Roboto', sans-serif; font-size: .8rem; font-weight: 700; letter-spacing: .04em;
  background: #f1f5f9; border: 1px solid #e2e8f0; border-radius: 6px;
  padding: .2rem .65rem; color: #475569; transition: all .22s;
}
.port-tag:hover { background: #03080f; border-color: #03080f; color: #fff; }


/* ─── 2.8  Tech Stack Section ──────────────────────────────── */
.tech-sec {
  background: #111111; padding: var(--section-gap) 0;
  text-align: center; position: relative;
}
.tech-sec::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.1), transparent);
}
/* Monochrome tech cards */
.tech-card {
  background: rgba(255,255,255,.03); border: 1px solid rgba(255,255,255,.09);
  border-radius: var(--r-lg); padding: 2.1rem 1.4rem;
  transition: transform .38s ease, border-color .38s, box-shadow .38s;
  position: relative; overflow: hidden;
}
/* Dot grid on hover */
.tech-card::after {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background-image: radial-gradient(rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 20px 20px; opacity: 0; transition: opacity .4s;
}
.tech-card:hover::after { opacity: 1; }
.tech-card:hover { transform: translateY(-9px); border-color: rgba(255,255,255,.25); box-shadow: 0 18px 52px rgba(255,255,255,.06); }

.tech-icon-wrap {
  width: 72px; height: 72px; border-radius: 18px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.95rem; margin: 0 auto 1.25rem;
  background: rgba(255,255,255,.07); color: rgba(255,255,255,.7); border: 1px solid rgba(255,255,255,.1);
  transition: transform .55s cubic-bezier(.34,1.56,.64,1), background .3s, color .3s;
}
.tech-card:hover .tech-icon-wrap { transform: scale(1.12) rotate(360deg); background: rgba(255,255,255,.14); color: #fff; }
.tech-card h4 { font-size: 1.5rem; font-weight: 700; color: #fff; margin-bottom: .3rem; letter-spacing: -.02em; }
.tech-card p  { font-size: .875rem; color: rgba(255,255,255,.42); margin: 0; }


/* ─── 2.9  CTA Section (Home) ──────────────────────────────── */
.cta-sec {
  padding: var(--section-gap) 0; background: #03080f;
  text-align: center; position: relative; overflow: hidden;
  border-top: 1px solid rgba(255,255,255,.07);
}
/* Shared ring elements — used by both .cta-sec and .about-cta-sec */
.cta-ring-a, .cta-ring-b {
  position: absolute; top: 50%; left: 50%;
  border-radius: 50%; border: 1px solid; pointer-events: none;
  animation: ringRot linear infinite;
}
.cta-ring-a { width: 560px; height: 560px; margin: -280px 0 0 -280px; border-color: rgba(255,255,255,.04); animation-duration: 14s; }
.cta-ring-b { width: 760px; height: 760px; margin: -380px 0 0 -380px; border-color: rgba(255,255,255,.025); animation-direction: reverse; animation-duration: 20s; }
@keyframes ringRot { from { transform: rotate(0); } to { transform: rotate(360deg); } }

.cta-sec .container,
.about-cta-sec .container { position: relative; z-index: 2; }

.cta-headline {
  font-size: clamp(2rem, 4.2vw, 3.4rem); font-weight: 800; line-height: 1.18;
  max-width: 700px; margin: 0 auto 2.5rem; letter-spacing: -.03em; color: #fff;
}


/* ─── 2.10  Home-Specific Responsive Rules ─────────────────── */
@media (max-width: 1200px) {
  .vis-stage  { width: 360px; height: 360px; }
  .vis-chip-a { right: -5%; }
}
@media (max-width: 991px) {
  :root { --section-gap: 5.5rem; }
  .hero { text-align: center; padding: 8.5rem 0 4rem; }
  .hero-sub, .trust-bar { margin-left: auto; margin-right: auto; }
  .hero-actions { justify-content: center; }
  .hero-vis { height: 380px; margin-top: 3rem; }
  .vis-stage { width: 280px; height: 280px; }
  .vis-chip-a, .vis-chip-b, .vis-chip-c { display: none; }
  .hero-bg-text { font-size: 10rem; }
}
@media (max-width: 767px) {
  .trust-bar { flex-wrap: wrap; justify-content: center; }
  .trust-stat { padding: .75rem 1rem; border-right: none; border-bottom: 1px solid rgba(255,255,255,.09); }
  .trust-stat:last-child { border-bottom: none; }
  .hero-actions { flex-direction: column; align-items: center; }
  .hero-bg-text { display: none; }
  .port-grid { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .stat-grid { grid-template-columns: 1fr; }
}


/* ═══════════════════════════════════════════════════════════════
   3. ABOUT PAGE STYLES
   Styles exclusive to about.html / the About page.
═══════════════════════════════════════════════════════════════ */

/* ─── 3.1  Page Banner ─────────────────────────────────────── */
.about-banner {
  min-height: 72vh; display: flex; align-items: center;
  padding: 10rem 0 5rem; position: relative; overflow: hidden;
  background: #03080f;
}
/* Top accent line */
.about-banner::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, transparent 0%, rgba(255,255,255,.55) 40%, rgba(255,255,255,.25) 70%, transparent 100%);
}
/* Dot grid overlay */
.about-banner-dots {
  position: absolute; inset: 0; pointer-events: none;
  background-image: radial-gradient(rgba(255,255,255,.055) 1px, transparent 1px);
  background-size: 30px 30px;
  mask-image: radial-gradient(ellipse 85% 85% at 50% 50%, black 0%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 85% 85% at 50% 50%, black 0%, transparent 80%);
}
/* Ghost BG watermark */
.about-banner-bg-text {
  position: absolute; right: -2rem; top: 50%; transform: translateY(-50%);
  font-family: 'Montserrat', sans-serif; font-weight: 900;
  font-size: clamp(9rem, 18vw, 18rem);
  color: rgba(255,255,255,.025); line-height: 1;
  pointer-events: none; user-select: none; letter-spacing: -.06em;
}
.about-banner-content { position: relative; z-index: 2; }

/* Eyebrow */
.about-eyebrow {
  display: inline-flex; align-items: center; gap: .55rem;
  font-size: .75rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase;
  color: rgba(255,255,255,.5); margin-bottom: 1.5rem;
  animation: fadeUp .65s ease both;
}
.about-eyebrow-line { width: 26px; height: 1px; background: rgba(255,255,255,.4); }

/* Banner heading */
.about-h1 {
  font-size: clamp(3rem, 6vw, 4.75rem);
  font-weight: 800; line-height: 1.04; letter-spacing: -.04em;
  margin-bottom: 1.5rem; color: #fff;
  animation: fadeUp .65s ease .1s both;
}
.about-h1 em { font-family: 'Montserrat', sans-serif; font-style: normal; font-weight: 300; color: rgba(255,255,255,.45); }

/* Banner sub-copy */
.about-banner-sub {
  font-size: 1.12rem; color: rgba(255,255,255,.45);
  max-width: 520px; line-height: 1.85; margin-bottom: 2.8rem;
  animation: fadeUp .65s ease .2s both;
}

/* Stat strip */
.about-stat-strip {
  display: flex; gap: 0; flex-wrap: wrap;
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--r-lg);
  background: rgba(255,255,255,.03); backdrop-filter: blur(12px);
  padding: 1.1rem 1.6rem; width: fit-content;
  animation: fadeUp .65s ease .32s both;
}
.about-stat { display: flex; flex-direction: column; padding: 0 1.5rem; border-right: 1px solid rgba(255,255,255,.09); }
.about-stat:first-child { padding-left: 0; }
.about-stat:last-child  { border-right: none; }
.about-stat-num { font-size: 1.8rem; font-weight: 800; letter-spacing: -.03em; margin-bottom: .2rem; color: #fff; line-height: 1; }
.about-stat-lbl { font-size: .72rem; font-weight: 500; letter-spacing: .04em; text-transform: uppercase; color: rgba(255,255,255,.32); }


/* ─── 3.2  Company Overview ────────────────────────────────── */
.overview-sec {
  padding: var(--section-gap) 0; background: #f8fafc; position: relative;
}
.overview-sec::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: rgba(15,23,42,.1);
}
.overview-lead {
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(1.45rem, 2.5vw, 2rem); font-weight: 700;
  line-height: 1.45; letter-spacing: -.025em; color: #0f172a; margin-bottom: 2rem;
}
.overview-lead span { color: rgba(15,23,42,.3); font-weight: 400; }
.overview-body { font-size: 1.08rem; color: #475569; line-height: 1.9; }
/* Vertical rule column divider */
.overview-divider { width: 1px; background: rgba(15,23,42,.1); margin: 0 auto; height: 100%; min-height: 220px; }
/* KPI number blocks */
.overview-kpi { padding: 2rem 0; border-bottom: 1px solid rgba(15,23,42,.1); }
.overview-kpi:last-child { border-bottom: none; }
.overview-kpi-num {
  font-family: 'Montserrat', sans-serif;
  font-size: 3rem; font-weight: 800; letter-spacing: -.04em; color: #0f172a; line-height: 1; margin-bottom: .3rem;
}
.overview-kpi-label { font-size: .8rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: #94a3b8; }


/* ─── 3.3  Vision & Mission ────────────────────────────────── */
.vm-sec {
  padding: var(--section-gap) 0; background: #03080f; position: relative;
}
.vm-sec::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent 0%, rgba(255,255,255,.12) 30%, rgba(255,255,255,.12) 70%, transparent 100%);
}
.vm-grid { display: grid; grid-template-columns: 1fr 1px 1fr; gap: 0; align-items: start; }
.vm-divider { background: rgba(255,255,255,.1); width: 1px; }
.vm-col { padding: 0 3.5rem; }
.vm-col:first-child { padding-left: 0; }
.vm-col:last-child  { padding-right: 0; }
.vm-label {
  font-size: .7rem; font-weight: 700; letter-spacing: .16em; text-transform: uppercase;
  color: rgba(255,255,255,.3); margin-bottom: 1.2rem;
  display: flex; align-items: center; gap: .6rem;
}
.vm-label::after { content: ''; flex: 1; height: 1px; background: rgba(255,255,255,.08); }
.vm-title  { font-size: clamp(1.5rem, 2.8vw, 2.2rem); font-weight: 800; letter-spacing: -.03em; color: #fff; line-height: 1.2; margin-bottom: 1.2rem; }
.vm-body   { font-size: 1.05rem; color: rgba(255,255,255,.45); line-height: 1.88; }
.vm-frame  {
  margin-top: 2.5rem; padding: 1.5rem;
  border: 1px solid rgba(255,255,255,.1); border-radius: var(--r-md);
  background: rgba(255,255,255,.03);
}
.vm-frame-line {
  font-size: .88rem; font-weight: 500; color: rgba(255,255,255,.6);
  display: flex; align-items: flex-start; gap: .7rem; line-height: 1.6; margin-bottom: .8rem;
}
.vm-frame-line:last-child { margin-bottom: 0; }
.vm-frame-line::before { content: '—'; color: rgba(255,255,255,.2); flex-shrink: 0; margin-top: .05em; }


/* ─── 3.4  Values / Approach ───────────────────────────────── */
.values-sec {
  padding: var(--section-gap) 0; background: #ffffff; position: relative;
}
.values-sec::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: rgba(15,23,42,.1);
}
.values-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 0;
  border: 1px solid rgba(15,23,42,.1); border-radius: var(--r-xl); overflow: hidden;
}
.value-card {
  padding: 2.5rem 2.2rem;
  border-right: 1px solid rgba(15,23,42,.1);
  border-bottom: 1px solid rgba(15,23,42,.1);
  transition: background .3s ease; position: relative;
}
.value-card:hover { background: #f8fafc; }
.value-card:nth-child(3n)        { border-right: none; }
.value-card:nth-last-child(-n+3) { border-bottom: none; }
/* Top accent line on hover */
.value-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: #0f172a; transform: scaleX(0); transform-origin: left;
  transition: transform .35s cubic-bezier(.34,1.56,.64,1);
}
.value-card:hover::before  { transform: scaleX(1); }
.value-card-num   { font-family: 'Montserrat', sans-serif; font-size: 2rem; font-weight: 900; color: rgba(15,23,42,.08); line-height: 1; margin-bottom: 1rem; letter-spacing: -.04em; }
.value-card-title { font-family: 'Montserrat', sans-serif; font-size: 1.15rem; font-weight: 700; color: #0f172a; margin-bottom: .8rem; letter-spacing: -.01em; }
.value-card-body  { font-size: .95rem; color: #64748b; line-height: 1.75; }


/* ─── 3.5  Why Nexa Tech ───────────────────────────────────── */
.why-sec {
  padding: var(--section-gap) 0; background: #03080f; position: relative; overflow: hidden;
}
.why-sec::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent 0%, rgba(255,255,255,.12) 30%, rgba(255,255,255,.12) 70%, transparent 100%);
}
/* Large BG watermark text */
.why-bg-text {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%);
  font-family: 'Montserrat', sans-serif; font-weight: 900;
  font-size: clamp(8rem, 20vw, 20rem);
  color: rgba(255,255,255,.015); line-height: 1;
  pointer-events: none; user-select: none; white-space: nowrap; letter-spacing: -.08em;
}
.why-headline { font-size: clamp(2.2rem, 4.5vw, 4rem); font-weight: 800; letter-spacing: -.035em; line-height: 1.1; color: #fff; margin-bottom: 1.5rem; }
.why-headline em { font-style: normal; color: rgba(255,255,255,.25); font-weight: 300; }
.why-lead  { font-size: 1.15rem; color: rgba(255,255,255,.45); line-height: 1.85; max-width: 520px; margin-bottom: 3.5rem; }
.why-list  { list-style: none; padding: 0; }
.why-list li {
  display: flex; align-items: flex-start; gap: 1.2rem;
  padding: 1.5rem 0; border-bottom: 1px solid rgba(255,255,255,.07);
  font-size: 1rem; color: rgba(255,255,255,.6); line-height: 1.7;
}
.why-list li:last-child { border-bottom: none; }
.why-list-num {
  font-family: 'Montserrat', sans-serif; font-weight: 800; font-size: .78rem;
  color: rgba(255,255,255,.2); letter-spacing: .06em; min-width: 28px; padding-top: .15em;
}
.why-list-text strong { display: block; font-family: 'Montserrat', sans-serif; font-size: 1.05rem; font-weight: 700; color: #fff; margin-bottom: .35rem; }
/* Right framed quote block */
.why-frame {
  border: 1px solid rgba(255,255,255,.12); border-radius: var(--r-xl);
  padding: 3rem 2.5rem; background: rgba(255,255,255,.025); height: 100%;
}
.why-frame-quote {
  font-family: 'Montserrat', sans-serif; font-size: clamp(1.1rem, 2vw, 1.4rem);
  font-weight: 700; line-height: 1.55; letter-spacing: -.02em;
  color: rgba(255,255,255,.75); margin-bottom: 2.5rem;
}
.why-frame-quote span { color: #fff; }
.why-frame-divider { height: 1px; background: rgba(255,255,255,.1); margin-bottom: 2rem; }
.why-frame-row  { display: flex; align-items: center; gap: 1rem; margin-bottom: 1.4rem; }
.why-frame-row:last-child { margin-bottom: 0; }
.why-frame-icon {
  width: 40px; height: 40px; border-radius: 10px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.1);
  color: rgba(255,255,255,.5); font-size: .95rem;
}
.why-frame-row-title { font-family: 'Montserrat', sans-serif; font-weight: 700; font-size: .95rem; color: #fff; margin-bottom: .15rem; }
.why-frame-row-sub   { font-size: .82rem; color: rgba(255,255,255,.35); }


/* ─── 3.6  Team / Culture ──────────────────────────────────── */
.team-sec {
  padding: var(--section-gap) 0; background: #f1f5f9; position: relative;
}
.team-sec::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: rgba(15,23,42,.1);
}
.culture-statement {
  font-size: clamp(1.3rem, 2.5vw, 1.7rem); font-weight: 700;
  letter-spacing: -.02em; line-height: 1.55; color: #0f172a;
  max-width: 720px; margin: 0 auto 4.5rem; text-align: center;
}
.culture-statement em { font-style: italic; color: rgba(15,23,42,.35); font-weight: 400; }
.culture-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }
.culture-card {
  background: #fff; border: 1px solid rgba(15,23,42,.1);
  border-radius: var(--r-lg); padding: 2rem 1.6rem;
  transition: transform .3s ease, box-shadow .3s ease; text-align: center;
}
.culture-card:hover { transform: translateY(-6px); box-shadow: 0 16px 40px rgba(15,23,42,.1); }
.culture-card-icon {
  width: 50px; height: 50px; border-radius: 14px;
  background: #f1f5f9; border: 1px solid rgba(15,23,42,.1);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem; color: #334155; margin: 0 auto 1.2rem;
}
.culture-card-title { font-family: 'Montserrat', sans-serif; font-weight: 700; font-size: 1rem; color: #0f172a; margin-bottom: .6rem; }
.culture-card-body  { font-size: .9rem; color: #64748b; line-height: 1.7; }


/* ─── 3.7  Closing CTA Strip (About) ──────────────────────── */
.about-cta-sec {
  padding: 6rem 0; background: #03080f;
  text-align: center; border-top: 1px solid rgba(255,255,255,.07);
  position: relative; overflow: hidden;
}
/* .cta-ring-a, .cta-ring-b, @keyframes ringRot, and .cta-headline
   are already declared in section 2.9 and shared with the home CTA. */
.cta-headline em { font-style: normal; color: rgba(255,255,255,.3); }


/* ─── 3.8  About-Specific Responsive Rules ─────────────────── */
@media (max-width: 1200px) {
  .vm-col { padding: 0 2.5rem; }
}
@media (max-width: 991px) {
  /* :root --section-gap override already declared in home rules */
  .about-banner { text-align: center; min-height: auto; padding: 8.5rem 0 4rem; }
  .about-banner-sub { margin-left: auto; margin-right: auto; }
  .about-stat-strip { margin: 0 auto; flex-wrap: wrap; justify-content: center; }
  .about-stat { padding: .75rem 1rem; border-right: none; border-bottom: 1px solid rgba(255,255,255,.09); }
  .about-stat:last-child { border-bottom: none; }
  .about-banner-bg-text { font-size: 10rem; opacity: .015; }
  .vm-grid { grid-template-columns: 1fr; }
  .vm-divider { display: none; }
  .vm-col { padding: 0; margin-bottom: 3.5rem; }
  .vm-col:last-child { margin-bottom: 0; }
  .values-grid { grid-template-columns: repeat(2, 1fr); }
  .value-card:nth-child(3n) { border-right: 1px solid rgba(15,23,42,.1); }
  .value-card:nth-child(2n) { border-right: none; }
  .culture-grid { grid-template-columns: repeat(2, 1fr); }
  .overview-divider { display: none; }
}
@media (max-width: 767px) {
  .values-grid { grid-template-columns: 1fr; }
  .value-card { border-right: none; }
  .value-card:nth-child(3n)      { border-right: none; }
  .value-card:nth-last-child(-n+3) { border-bottom: 1px solid rgba(15,23,42,.1); }
  .value-card:last-child          { border-bottom: none; }
  .culture-grid { grid-template-columns: 1fr 1fr; }
  .why-list li { flex-direction: column; gap: .5rem; }
  .about-banner-bg-text { display: none; }
}
@media (max-width: 480px) {
  .culture-grid { grid-template-columns: 1fr; }
}