/* ─────────────────────────────────────────────
   DIGITIUM — Professional Light Theme
   Palette: Navy · Royal Blue · Cyan · Light BG
   ───────────────────────────────────────────── */

/* ── TOKENS ── */
:root {
  /* Brand */
  --clr-navy:      #0A2540;
  --clr-blue:      #2F80ED;
  --clr-cyan:      #06B6D4;
  --clr-text:      #111827;
  --clr-muted:     #6B7280;
  --clr-subtle:    #9CA3AF;
  --clr-white:     #FFFFFF;

  /* Backgrounds */
  --clr-bg:        #F5F7FA;
  --clr-bg2:       #FFFFFF;
  --clr-surface:   #FFFFFF;
  --clr-surface2:  #EEF2F7;

  /* Borders */
  --clr-border:    #E2E8F0;
  --clr-border2:   rgba(47,128,237,.25);

  /* Gradients */
  --grad-main:     linear-gradient(135deg, #0A2540 0%, #2F80ED 60%, #06B6D4 100%);
  --grad-blue:     linear-gradient(135deg, #2F80ED 0%, #06B6D4 100%);
  --grad-navy:     linear-gradient(160deg, #071A30 0%, #0A2540 50%, #0E3060 100%);
  --grad-card:     linear-gradient(145deg, rgba(47,128,237,.04) 0%, rgba(6,182,212,.02) 100%);
  --grad-hero-overlay: linear-gradient(160deg, rgba(6,182,212,.15) 0%, transparent 60%);

  /* Shadows */
  --shadow-sm:     0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.04);
  --shadow-card:   0 4px 24px rgba(10,37,64,.08), 0 0 0 1px rgba(10,37,64,.05);
  --shadow-hover:  0 8px 40px rgba(47,128,237,.15), 0 0 0 1px rgba(47,128,237,.1);
  --shadow-glow:   0 0 40px rgba(47,128,237,.2);

  /* Radii */
  --radius-sm:     8px;
  --radius:        14px;
  --radius-lg:     22px;
  --radius-xl:     32px;

  /* Easing */
  --ease-out:      cubic-bezier(.16,1,.3,1);
  --ease-spring:   cubic-bezier(.34,1.56,.64,1);

  --nav-h:         72px;
  --container:     1200px;
}

/* ── RESET ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'DM Sans', system-ui, sans-serif;
  background: var(--clr-bg);
  color: var(--clr-text);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, select, textarea { font-family: inherit; font-size: 1rem; }
ul { list-style: none; }

/* ── UTILS ── */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 clamp(1rem, 5vw, 3rem);
}

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

.section {
  padding: clamp(5rem, 10vw, 8rem) 0;
  position: relative;
}

/* Section header */
.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto clamp(3rem, 6vw, 4.5rem);
}
.section-tag {
  display: inline-block;
  padding: .35rem 1.1rem;
  border-radius: 999px;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--clr-blue);
  background: rgba(47,128,237,.08);
  border: 1px solid rgba(47,128,237,.2);
  margin-bottom: 1.1rem;
}
.section-title {
  font-family: 'Manrope', 'DM Sans', sans-serif;
  font-size: clamp(1.8rem, 3.2vw, 2.6rem);
  font-weight: 800;
  line-height: 1.2;
  color: var(--clr-navy);
  margin-bottom: 1rem;
  letter-spacing: -.025em;
}
.section-desc {
  color: var(--clr-muted);
  font-size: 1.05rem;
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.75;
}

/* ── BUTTONS ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .75rem 1.75rem;
  border-radius: var(--radius);
  font-size: .95rem;
  font-weight: 600;
  transition: all .25s var(--ease-out);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}
.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,.12);
  opacity: 0;
  transition: opacity .25s;
}
.btn:hover::before { opacity: 1; }

.btn--primary {
  background: var(--grad-main);
  color: #fff;
  box-shadow: 0 4px 20px rgba(47,128,237,.3);
}
.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(47,128,237,.45);
}
.btn--ghost {
  background: rgba(255,255,255,.1);
  color: #fff;
  border: 1.5px solid rgba(255,255,255,.3);
  backdrop-filter: blur(8px);
}
.btn--ghost:hover {
  background: rgba(255,255,255,.18);
  border-color: rgba(255,255,255,.5);
  transform: translateY(-2px);
}
.btn--outline {
  background: transparent;
  color: var(--clr-blue);
  border: 1.5px solid var(--clr-blue);
}
.btn--outline:hover {
  background: var(--clr-blue);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(47,128,237,.3);
}
.btn--lg { padding: .9rem 2.2rem; font-size: 1.02rem; border-radius: var(--radius-lg); }
.btn--sm { padding: .5rem 1.3rem; font-size: .85rem; }
.btn--full { width: 100%; justify-content: center; }

/* ── LOGO ── */
.navbar__logo-img {
  height: 40px;
  width: auto;
  display: block;
  object-fit: contain;
  transition: opacity .2s;
  /* Show colored version on light bg after scroll */
}
.footer__logo-img {
  height: 36px;
  width: auto;
  display: block;
  object-fit: contain;
  filter: brightness(0) invert(1);
}

/* ── NAVBAR ── */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 999;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  transition: background .3s, backdrop-filter .3s, box-shadow .3s;
}
/* On hero (dark): transparent */
.navbar .nav-link { color: rgba(255,255,255,.8); }
.navbar .logo-text { color: #fff; }
.navbar__logo-img { filter: brightness(0) invert(1); }

/* Scrolled: white navbar */
.navbar.scrolled {
  background: rgba(255,255,255,.97);
  backdrop-filter: blur(20px) saturate(180%);
  box-shadow: 0 1px 0 var(--clr-border);
}
.navbar.scrolled .nav-link { color: var(--clr-muted); }
.navbar.scrolled .nav-link:hover { color: var(--clr-navy); }
.navbar.scrolled .logo-text { color: var(--clr-navy); }
.navbar.scrolled .navbar__logo-img { filter: none; }
.navbar.scrolled .lang-btn { color: var(--clr-muted); }
.navbar.scrolled .lang-btn.active { color: #fff; }
.navbar.scrolled .hamburger span { background: var(--clr-navy); }

.navbar__inner {
  display: flex;
  align-items: center;
  gap: 2rem;
}
.navbar__logo {
  display: flex;
  align-items: center;
  gap: .65rem;
  flex-shrink: 0;
}
.logo-text {
  font-family: 'Manrope', sans-serif;
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -.02em;
}
.navbar__nav {
  display: flex;
  align-items: center;
  gap: .15rem;
  margin-left: auto;
}
.nav-link {
  padding: .45rem .85rem;
  border-radius: var(--radius-sm);
  font-size: .88rem;
  font-weight: 500;
  transition: color .2s, background .2s;
}
.nav-link:hover { background: rgba(255,255,255,.1); }
.navbar.scrolled .nav-link:hover { background: rgba(10,37,64,.06); color: var(--clr-navy); }
.nav-link.active { color: var(--clr-blue) !important; }

.navbar__actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-shrink: 0;
}

/* Lang switcher */
.lang-switcher {
  display: flex;
  align-items: center;
  gap: .3rem;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 999px;
  padding: .3rem .6rem;
  transition: background .3s, border-color .3s;
}
.navbar.scrolled .lang-switcher {
  background: rgba(10,37,64,.06);
  border-color: var(--clr-border);
}
.lang-btn {
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .04em;
  color: rgba(255,255,255,.7);
  padding: .15rem .3rem;
  border-radius: 999px;
  transition: color .2s, background .2s;
}
.lang-btn.active {
  color: #fff;
  background: var(--grad-blue);
  padding: .15rem .5rem;
}
.lang-sep { color: rgba(255,255,255,.2); font-size: .7rem; }
.navbar.scrolled .lang-sep { color: var(--clr-border); }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 36px;
  padding: 6px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.2);
}
.hamburger span {
  display: block;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: all .3s var(--ease-out);
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile menu */
.mobile-menu {
  display: none;
  position: absolute;
  top: var(--nav-h);
  left: 0; right: 0;
  background: rgba(255,255,255,.98);
  backdrop-filter: blur(24px);
  border-top: 1px solid var(--clr-border);
  padding: 1.5rem clamp(1rem,5vw,3rem) 2rem;
  flex-direction: column;
  gap: .5rem;
  box-shadow: 0 8px 32px rgba(10,37,64,.12);
}
.mobile-menu.open { display: flex; }
.mobile-nav-link {
  padding: .75rem 1rem;
  border-radius: var(--radius-sm);
  color: var(--clr-muted);
  font-weight: 500;
  font-size: .95rem;
  transition: all .2s;
}
.mobile-nav-link:hover { color: var(--clr-navy); background: var(--clr-bg); }

/* ── HERO (dark navy) ── */
.hero {
  min-height: 100svh;
  display: flex;
  align-items: center;
  position: relative;
  padding: calc(var(--nav-h) + 3rem) 0 5rem;
  overflow: hidden;
  background: var(--clr-navy);
}
.hero__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 100% 80% at 0% 0%, rgba(47,128,237,.25) 0%, transparent 55%),
    radial-gradient(ellipse 80% 80% at 100% 100%, rgba(6,182,212,.15) 0%, transparent 55%),
    var(--clr-navy);
}
#particleCanvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: .5;
}
.hero__gradient-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}
.orb-1 { width: 700px; height: 700px; background: radial-gradient(circle, rgba(47,128,237,.22) 0%, transparent 70%); top: -250px; left: -150px; }
.orb-2 { width: 500px; height: 500px; background: radial-gradient(circle, rgba(6,182,212,.14) 0%, transparent 70%); bottom: -150px; right: 5%; }
.orb-3 { width: 350px; height: 350px; background: radial-gradient(circle, rgba(10,37,64,.3) 0%, transparent 70%); top: 30%; right: -80px; }

.hero__content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 1.6rem;
}
.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .4rem 1.2rem;
  border-radius: 999px;
  font-size: .82rem;
  font-weight: 600;
  color: var(--clr-cyan);
  background: rgba(6,182,212,.12);
  border: 1px solid rgba(6,182,212,.3);
  letter-spacing: .04em;
}
.hero__title {
  font-family: 'Manrope', 'DM Sans', sans-serif;
  font-size: clamp(2.3rem, 6.5vw, 5rem);
  font-weight: 900;
  line-height: 1.08;
  color: #fff;
  letter-spacing: -.04em;
  max-width: 850px;
}
.hero__title .gradient-text {
  background: linear-gradient(135deg, #2F80ED 0%, #06B6D4 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero__subtitle {
  font-size: clamp(1rem, 2vw, 1.18rem);
  color: rgba(255,255,255,.72);
  max-width: 580px;
  line-height: 1.75;
}
.hero__cta {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
}

/* Stats bar */
.hero__stats {
  display: flex;
  align-items: center;
  gap: 0;
  flex-wrap: wrap;
  justify-content: center;
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius-lg);
  padding: 1.5rem 2.5rem;
  backdrop-filter: blur(10px);
  margin-top: .5rem;
}
.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: .5rem 2.5rem;
  gap: .1rem;
}
.stat-item > :first-child { display: flex; align-items: baseline; }
.stat-number {
  font-family: 'Manrope', sans-serif;
  font-size: 2.4rem;
  font-weight: 800;
  color: #fff;
  line-height: 1;
}
.stat-plus {
  font-size: 1.4rem;
  font-weight: 900;
  color: var(--clr-cyan);
  line-height: 1;
  margin-left: 2px;
}
.stat-label {
  font-size: .78rem;
  color: rgba(255,255,255,.6);
  text-align: center;
  font-weight: 500;
  letter-spacing: .02em;
  margin-top: .25rem;
}
.stat-divider {
  width: 1px;
  height: 44px;
  background: rgba(255,255,255,.15);
}

/* Scroll indicator */
.hero__scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
}
.hero__scroll-indicator span {
  display: block;
  width: 22px;
  height: 36px;
  border: 2px solid rgba(255,255,255,.25);
  border-radius: 999px;
  position: relative;
}
.hero__scroll-indicator span::after {
  content: '';
  position: absolute;
  top: 5px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 8px;
  border-radius: 2px;
  background: var(--clr-cyan);
  animation: scrollDot 2s var(--ease-out) infinite;
}
@keyframes scrollDot {
  0% { opacity: 1; transform: translateX(-50%) translateY(0); }
  80% { opacity: 0; transform: translateX(-50%) translateY(12px); }
  100% { opacity: 0; transform: translateX(-50%) translateY(0); }
}

/* ── EXPERTISE ── */
.expertise { background: var(--clr-bg); }

.expertise__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.expertise-card {
  background: var(--clr-white);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  position: relative;
  overflow: hidden;
  transition: all .35s var(--ease-out);
  cursor: default;
  box-shadow: var(--shadow-sm);
}
.expertise-card::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--grad-blue);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .4s var(--ease-out);
}
.expertise-card:hover {
  border-color: rgba(47,128,237,.2);
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
}
.expertise-card:hover::after { transform: scaleX(1); }

.expertise-card__icon {
  width: 52px; height: 52px;
  border-radius: var(--radius);
  background: rgba(47,128,237,.08);
  border: 1px solid rgba(47,128,237,.15);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  transition: background .3s;
}
.expertise-card:hover .expertise-card__icon { background: rgba(47,128,237,.14); }
.expertise-card__title {
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--clr-navy);
  margin-bottom: .65rem;
  line-height: 1.35;
}
.expertise-card__desc {
  font-size: .88rem;
  color: var(--clr-muted);
  line-height: 1.7;
}
.expertise-card__arrow {
  margin-top: 1.5rem;
  font-size: 1.1rem;
  color: var(--clr-blue);
  opacity: 0;
  transform: translateX(-8px);
  transition: all .3s var(--ease-out);
}
.expertise-card:hover .expertise-card__arrow { opacity: 1; transform: translateX(0); }

/* ── ABOUT ── */
.about { background: var(--clr-bg2); overflow: hidden; }
.about__bg-shape {
  position: absolute;
  top: -200px; right: -200px;
  width: 600px; height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(47,128,237,.05) 0%, transparent 70%);
  pointer-events: none;
}
.about__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(3rem, 6vw, 5rem);
  align-items: center;
}
.about__visual { position: relative; }
.about__dashboard {
  position: relative;
  background: linear-gradient(160deg, #0A2540 0%, #0E3060 100%);
  border-radius: var(--radius-xl);
  padding: 2rem;
  height: 420px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  overflow: hidden;
  box-shadow: 0 24px 64px rgba(10,37,64,.25);
}
.about__dashboard::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 0%, rgba(47,128,237,.2) 0%, transparent 65%);
}
.dashboard-card {
  position: absolute;
  display: flex;
  align-items: center;
  gap: .75rem;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius);
  padding: .85rem 1.25rem;
  backdrop-filter: blur(12px);
  animation: floatCard 6s ease-in-out infinite;
}
.dashboard-card--top { top: 1.5rem; right: 1.5rem; animation-delay: 0s; }
.dashboard-card--bottom { bottom: 1.5rem; left: 1.5rem; animation-delay: -3s; }
@keyframes floatCard {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}
.dashboard-card__icon { font-size: 1.5rem; }
.dashboard-card__label { font-size: .72rem; color: rgba(255,255,255,.6); text-transform: uppercase; letter-spacing: .06em; }
.dashboard-card__value { font-size: 1.3rem; font-weight: 800; color: #fff; }

.dashboard-circles { position: relative; width: 200px; height: 200px; display: flex; align-items: center; justify-content: center; }
.ring { position: absolute; border-radius: 50%; border: 2px solid transparent; }
.ring-1 { inset: 0; border-color: rgba(47,128,237,.4); animation: spinRing 12s linear infinite; border-top-color: #2F80ED; }
.ring-2 { inset: 20px; border-color: rgba(6,182,212,.3); animation: spinRing 8s linear infinite reverse; border-right-color: #06B6D4; }
.ring-3 { inset: 40px; border-color: rgba(255,255,255,.15); animation: spinRing 5s linear infinite; border-bottom-color: rgba(255,255,255,.5); }
@keyframes spinRing { to { transform: rotate(360deg); } }
.ring-center { z-index: 2; text-align: center; font-family: 'Manrope', sans-serif; }
.ring-center span { display: block; font-size: 2.2rem; font-weight: 900; color: #fff; line-height: 1; }
.ring-center small { font-size: .75rem; color: rgba(255,255,255,.6); text-transform: uppercase; letter-spacing: .1em; }

.about__text { display: flex; flex-direction: column; gap: 1.25rem; }
.about__text .section-title { text-align: left; }
.about__text .section-tag { align-self: flex-start; }
.about__lead { font-size: 1.08rem; color: var(--clr-text); font-weight: 500; line-height: 1.7; }
.about__body { color: var(--clr-muted); line-height: 1.8; }

.values-grid { display: grid; grid-template-columns: 1fr 1fr; gap: .85rem; margin-top: .5rem; }
.value-item {
  display: flex;
  align-items: flex-start;
  gap: .75rem;
  background: var(--clr-bg);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  padding: .9rem 1rem;
  transition: border-color .2s, background .2s, box-shadow .2s;
}
.value-item:hover { border-color: rgba(47,128,237,.25); box-shadow: var(--shadow-sm); }
.value-icon { font-size: 1.3rem; flex-shrink: 0; }
.value-item strong { display: block; font-size: .88rem; color: var(--clr-navy); margin-bottom: .15rem; }
.value-item span { font-size: .78rem; color: var(--clr-muted); }

/* ── SECTORS SLIDER ── */
.sectors { background: var(--clr-bg); }

.sectors-slider {
  position: relative;
  padding: 0 2.5rem;
}
.sectors-slider__track-wrap {
  overflow: hidden;
  border-radius: var(--radius-xl);
}
.sectors-slider__track {
  display: flex;
  gap: 1.5rem;
  transition: transform .5s var(--ease-out);
  will-change: transform;
}
.im_portfolio {
  flex: 0 0 calc((100% - 3rem) / 3);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--clr-border);
  background: var(--clr-white);
  position: relative;
  transition: all .35s var(--ease-out);
  cursor: default;
  box-shadow: var(--shadow-sm);
}
.im_portfolio:hover {
  border-color: rgba(47,128,237,.2);
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
}
.thumbnail_inner { overflow: hidden; height: 220px; }
.thumbnail_inner img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease-out); display: block; }
.im_portfolio:hover .thumbnail_inner img { transform: scale(1.06); }
.im_portfolio .content { padding: 1.35rem 1.5rem 1.5rem; }
.im_portfolio .inner h4.title { font-size: 1.02rem; font-weight: 700; color: var(--clr-navy); margin-bottom: .5rem; font-family: 'Manrope', 'DM Sans', sans-serif; }
.im_portfolio .inner p.desc { font-size: .86rem; color: var(--clr-muted); line-height: 1.65; }

/* Slider buttons */
.slider-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  width: 46px; height: 46px;
  border-radius: 50%;
  background: #fff;
  border: 1.5px solid var(--clr-border);
  color: var(--clr-navy);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-card);
  transition: all .25s var(--ease-out);
  cursor: pointer;
}
.slider-btn:hover {
  background: var(--grad-blue);
  border-color: transparent;
  color: #fff;
  transform: translateY(-50%) scale(1.08);
  box-shadow: 0 4px 20px rgba(47,128,237,.35);
}
.slider-btn--prev { left: 0; }
.slider-btn--next { right: 0; }

.slider-dots {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  margin-top: 2rem;
}
.slider-dot {
  width: 8px; height: 8px;
  border-radius: 999px;
  background: rgba(10,37,64,.15);
  border: none;
  cursor: pointer;
  transition: all .3s var(--ease-out);
  padding: 0;
}
.slider-dot.active { background: var(--grad-blue); width: 24px; }

@media (max-width: 1024px) { .im_portfolio { flex: 0 0 calc((100% - 1.5rem) / 2); } }
@media (max-width: 600px) {
  .im_portfolio { flex: 0 0 100%; }
  .slider-btn--prev { left: .25rem; }
  .slider-btn--next { right: .25rem; }
}

/* ── TECHNOLOGIES ── */
.technologies { background: var(--clr-navy); }

/* Override section-title for dark bg */
.technologies .section-title { color: #fff; }
.technologies .section-desc { color: rgba(255,255,255,.6); }
.technologies .section-tag {
  color: var(--clr-cyan);
  background: rgba(6,182,212,.12);
  border-color: rgba(6,182,212,.25);
}

.tech__track-wrapper {
  mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
  -webkit-mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
  overflow: hidden;
  padding: 1rem 0;
}
.tech__track {
  display: flex;
  gap: .85rem;
  width: max-content;
  animation: scrollTrack 35s linear infinite;
}
.tech__track:hover { animation-play-state: paused; }
@keyframes scrollTrack { from { transform: translateX(0); } to { transform: translateX(-50%); } }
.tech-pill {
  display: flex;
  align-items: center;
  padding: .65rem 1.4rem;
  border-radius: 999px;
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.1);
  font-size: .88rem;
  font-weight: 600;
  color: rgba(255,255,255,.8);
  white-space: nowrap;
  transition: all .25s;
  cursor: default;
}
.tech-pill:hover {
  background: rgba(47,128,237,.2);
  border-color: rgba(47,128,237,.4);
  color: #fff;
  transform: scale(1.05);
}

/* ── CLIENTS ── */
.clients { background: var(--clr-bg2); }

.clients__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}
.client-logo-box {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem 1.5rem;
  background: var(--clr-white);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: all .3s var(--ease-out);
  min-height: 100px;
}
.client-logo-box:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(47,128,237,.15);
}
.client-logo-box img {
  max-height: 52px;
  max-width: 140px;
  width: auto;
  height: auto;
  object-fit: contain;
  filter: grayscale(1) opacity(.7);
  transition: filter .3s;
}
.client-logo-box:hover img { filter: grayscale(0) opacity(1); }

/* ── BLOG ── */
.blog { background: var(--clr-bg); }

.blog__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.blog-card {
  background: var(--clr-white);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: .9rem;
  transition: all .35s var(--ease-out);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.blog-card::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--grad-blue);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .4s var(--ease-out);
}
.blog-card:hover {
  border-color: rgba(47,128,237,.2);
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
}
.blog-card:hover::after { transform: scaleX(1); }
.blog-card__tag {
  display: inline-block;
  font-size: .73rem;
  font-weight: 700;
  letter-spacing: .07em;
  text-transform: uppercase;
  color: var(--clr-blue);
  background: rgba(47,128,237,.08);
  border: 1px solid rgba(47,128,237,.18);
  padding: .25rem .75rem;
  border-radius: 999px;
  width: fit-content;
}
.blog-card__title { font-size: .98rem; font-weight: 700; color: var(--clr-navy); line-height: 1.45; flex: 1; }
.blog-card__excerpt { font-size: .84rem; color: var(--clr-muted); line-height: 1.65; }
.blog-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  padding-top: .75rem;
  border-top: 1px solid var(--clr-border);
}
.blog-card__date { font-size: .78rem; color: var(--clr-subtle); }
.blog-card__link { font-size: .82rem; font-weight: 700; color: var(--clr-blue); letter-spacing: .02em; }
.blog-card__link:hover { color: var(--clr-navy); }

/* ── CONTACT ── */
.contact { background: var(--clr-navy); }
.contact .section-tag { color: var(--clr-cyan); background: rgba(6,182,212,.1); border-color: rgba(6,182,212,.25); }
.contact .section-title { color: #fff; }
.contact__wrapper {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: clamp(3rem, 5vw, 5rem);
}
.contact__info { display: flex; flex-direction: column; gap: 1.25rem; }
.contact__info > p { color: rgba(255,255,255,.65); line-height: 1.75; font-size: 1.02rem; }

.contact__details { display: flex; flex-direction: column; gap: .85rem; margin-top: .5rem; }
.contact-detail { display: flex; align-items: center; gap: 1rem; }
.contact-detail__icon {
  width: 42px; height: 42px;
  border-radius: var(--radius);
  background: rgba(47,128,237,.15);
  border: 1px solid rgba(47,128,237,.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  flex-shrink: 0;
}
.contact-detail strong { display: block; font-size: .78rem; color: rgba(255,255,255,.5); text-transform: uppercase; letter-spacing: .06em; margin-bottom: .15rem; }
.contact-detail a, .contact-detail span { font-size: .92rem; color: rgba(255,255,255,.85); transition: color .2s; }
.contact-detail a:hover { color: var(--clr-cyan); }

.social-links { display: flex; gap: .6rem; flex-wrap: wrap; margin-top: .5rem; }
.social-link {
  width: 40px; height: 40px;
  border-radius: var(--radius);
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.12);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,.6);
  transition: all .25s;
}
.social-link:hover {
  background: rgba(47,128,237,.25);
  border-color: rgba(47,128,237,.4);
  color: #fff;
  transform: translateY(-3px);
}

/* Contact Form */
.contact__form {
  background: var(--clr-white);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
  box-shadow: 0 24px 64px rgba(0,0,0,.2);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }
.form-group { display: flex; flex-direction: column; gap: .4rem; }
.form-group label {
  font-size: .78rem;
  font-weight: 700;
  color: var(--clr-muted);
  text-transform: uppercase;
  letter-spacing: .07em;
}
.form-group input,
.form-group select,
.form-group textarea {
  background: var(--clr-bg);
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius);
  padding: .75rem 1rem;
  color: var(--clr-text);
  transition: border-color .25s, box-shadow .25s, background .25s;
  outline: none;
  resize: vertical;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--clr-blue);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(47,128,237,.12);
}
.form-group select { appearance: none; cursor: pointer; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236B7280' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 1rem center; padding-right: 2.5rem; }
.form-group input::placeholder, .form-group textarea::placeholder { color: var(--clr-subtle); }

.form-success {
  display: none;
  color: #065F46;
  font-size: .9rem;
  text-align: center;
  padding: .75rem;
  background: #D1FAE5;
  border: 1px solid #6EE7B7;
  border-radius: var(--radius);
}
.form-success.show { display: block; }
.form-error {
  display: none;
  color: #991B1B;
  font-size: .9rem;
  text-align: center;
  padding: .75rem;
  background: #FEE2E2;
  border: 1px solid #FCA5A5;
  border-radius: var(--radius);
}
.form-error.show { display: block; }

/* ── FOOTER ── */
.footer {
  background: #071525;
  border-top: 1px solid rgba(255,255,255,.06);
  padding-top: 4rem;
}
.footer__inner {
  display: grid;
  grid-template-columns: 1.5fr 2fr;
  gap: 4rem;
  padding-bottom: 3rem;
}
.footer__brand { display: flex; flex-direction: column; gap: 1.1rem; }
.footer__brand p { font-size: .9rem; color: rgba(255,255,255,.5); max-width: 280px; line-height: 1.65; }
.footer__links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.footer__col { display: flex; flex-direction: column; gap: .7rem; }
.footer__col h4 { font-size: .78rem; font-weight: 700; color: rgba(255,255,255,.7); text-transform: uppercase; letter-spacing: .08em; margin-bottom: .5rem; }
.footer__col a, .footer__col span { font-size: .88rem; color: rgba(255,255,255,.45); transition: color .2s; }
.footer__col a:hover { color: rgba(255,255,255,.85); }
.footer__bottom { border-top: 1px solid rgba(255,255,255,.06); padding: 1.5rem 0; }
.footer__bottom .container { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: .5rem; }
.footer__bottom span { font-size: .82rem; color: rgba(255,255,255,.35); }

/* ── BACK TO TOP ── */
.back-to-top {
  position: fixed;
  bottom: 2rem; right: 2rem;
  width: 46px; height: 46px;
  border-radius: var(--radius);
  background: var(--grad-main);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  box-shadow: 0 4px 20px rgba(47,128,237,.4);
  opacity: 0;
  transform: translateY(20px);
  transition: all .3s var(--ease-out);
  pointer-events: none;
  z-index: 100;
}
.back-to-top.show { opacity: 1; transform: translateY(0); pointer-events: all; }
.back-to-top:hover { transform: translateY(-4px); }

/* ── REVEAL ANIMATIONS ── */
.reveal-up, .reveal-left, .reveal-right {
  opacity: 0;
  transition: opacity .7s var(--ease-out), transform .7s var(--ease-out);
}
.reveal-up { transform: translateY(32px); }
.reveal-left { transform: translateX(-40px); }
.reveal-right { transform: translateX(40px); }
.revealed { opacity: 1; transform: translate(0); }

/* ── RESPONSIVE ── */
@media (max-width: 1024px) {
  .expertise__grid { grid-template-columns: repeat(2, 1fr); }
  .about__inner { grid-template-columns: 1fr; }
  .about__visual { max-width: 420px; margin: 0 auto; }
  .about__text .section-title { text-align: center; }
  .about__text .section-tag { align-self: center; }
  .clients__grid { grid-template-columns: repeat(3, 1fr); }
  .contact__wrapper { grid-template-columns: 1fr; }
  .footer__inner { grid-template-columns: 1fr; gap: 2.5rem; }
  .footer__links { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 768px) {
  .navbar__nav { display: none; }
  .hamburger { display: flex; }
  .expertise__grid { grid-template-columns: 1fr; }
  .blog__grid { grid-template-columns: 1fr; }
  .clients__grid { grid-template-columns: repeat(2, 1fr); }
  .hero__stats { flex-direction: column; gap: 1rem; padding: 1.25rem; }
  .stat-divider { width: 80px; height: 1px; background: rgba(255,255,255,.15); }
  .stat-item { padding: .5rem 1.5rem; }
  .values-grid { grid-template-columns: 1fr; }
  .about__dashboard { height: 320px; }
  .footer__links { grid-template-columns: repeat(2, 1fr); }
  .form-row { grid-template-columns: 1fr; }
  .lang-switcher { display: none; }
  .contact__form { padding: 1.5rem; }
  .sectors-slider { padding: 0 2rem; }
}
@media (max-width: 480px) {
  .clients__grid { grid-template-columns: repeat(2, 1fr); }
  .footer__links { grid-template-columns: 1fr; }
  .hero__cta { flex-direction: column; width: 100%; }
  .hero__cta .btn { width: 100%; justify-content: center; }
  .navbar__logo-img { height: 32px; }
}