/* ============================================================
   ICTEXPANSION — Main Stylesheet
   ============================================================ */

/* ---------- Reset & Base ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:         #0a0a0f;
  --bg-2:       #0f0f1a;
  --bg-3:       #12121f;
  --surface:    #16162a;
  --surface-2:  #1e1e38;
  --border:     rgba(255,255,255,.07);
  --border-2:   rgba(255,255,255,.12);

  --primary:    #6366f1;
  --primary-2:  #4f46e5;
  --primary-glow: rgba(99,102,241,.35);
  --accent:     #8b5cf6;
  --pink:       #ec4899;

  --text:       #f0f0ff;
  --text-2:     #a8a8c8;
  --text-3:     #6b6b8d;

  --grad: linear-gradient(135deg, #6366f1, #8b5cf6, #ec4899);
  --grad-subtle: linear-gradient(135deg, rgba(99,102,241,.15), rgba(139,92,246,.15));

  --radius:     12px;
  --radius-lg:  20px;
  --radius-xl:  28px;

  --nav-h:      72px;
  --trans:      .3s cubic-bezier(.4,0,.2,1);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

h1,h2,h3,h4 { font-family: 'Space Grotesk', sans-serif; line-height: 1.2; }
a { text-decoration: none; color: inherit; }
img { display: block; max-width: 100%; }
button { cursor: pointer; font: inherit; border: none; background: none; }
ul { list-style: none; }

/* ---------- Utilities ---------- */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--primary);
  background: rgba(99,102,241,.12);
  border: 1px solid rgba(99,102,241,.25);
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 20px;
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text);
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-2);
  max-width: 580px;
  margin: 0 auto;
}

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

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: .95rem;
  transition: var(--trans);
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,.08);
  opacity: 0;
  transition: opacity var(--trans);
}
.btn:hover::after { opacity: 1; }

.btn--primary {
  background: var(--grad);
  color: #fff;
  box-shadow: 0 4px 24px var(--primary-glow);
}
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 8px 32px var(--primary-glow); }

.btn--ghost {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border-2);
}
.btn--ghost:hover { border-color: var(--primary); color: var(--primary); transform: translateY(-2px); }

.btn--lg { padding: 16px 32px; font-size: 1rem; border-radius: var(--radius-lg); }
.btn--full { width: 100%; justify-content: center; }

/* ============================================================
   NAVIGATION
   ============================================================ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--nav-h);
  transition: var(--trans);
}

.nav.scrolled {
  background: rgba(10,10,15,.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 4px 32px rgba(0,0,0,.4);
}

.nav__container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  gap: 40px;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: -.01em;
  flex-shrink: 0;
}

.nav__logo-icon {
  font-size: 1.5rem;
  background: var(--grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

.nav__links {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
}

.nav__link {
  padding: 8px 16px;
  border-radius: 8px;
  font-size: .9rem;
  font-weight: 500;
  color: var(--text-2);
  transition: var(--trans);
  position: relative;
}

.nav__link:hover,
.nav__link.active {
  color: var(--text);
  background: var(--surface);
}

.nav__link.active::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 50%;
  transform: translateX(-50%);
  width: 18px;
  height: 2px;
  background: var(--grad);
  border-radius: 2px;
}

.nav__cta {
  flex-shrink: 0;
  padding: 10px 20px;
  font-size: .88rem;
}

.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  margin-left: auto;
}
.nav__hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: var(--trans);
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  min-height: 100vh;
  padding: calc(var(--nav-h) + 80px) 24px 80px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero__orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: .5;
}
.hero__orb--1 {
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(99,102,241,.4), transparent 70%);
  top: -200px; left: -100px;
  animation: orbFloat 8s ease-in-out infinite;
}
.hero__orb--2 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(236,72,153,.3), transparent 70%);
  top: -100px; right: -150px;
  animation: orbFloat 10s ease-in-out infinite reverse;
}
.hero__orb--3 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(139,92,246,.3), transparent 70%);
  bottom: -100px; left: 40%;
  animation: orbFloat 12s ease-in-out infinite;
}

.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 40%, transparent 100%);
}

@keyframes orbFloat {
  0%,100% { transform: translate(0,0) scale(1); }
  33% { transform: translate(30px,-20px) scale(1.05); }
  66% { transform: translate(-20px,30px) scale(.95); }
}

.hero__container {
  max-width: 900px;
  width: 100%;
  text-align: center;
  position: relative;
  z-index: 1;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--text-2);
  background: var(--surface);
  border: 1px solid var(--border-2);
  padding: 8px 20px;
  border-radius: 100px;
  margin-bottom: 32px;
}

.hero__badge-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 8px #22c55e;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%,100% { box-shadow: 0 0 6px #22c55e; }
  50% { box-shadow: 0 0 18px #22c55e; }
}

.hero__title {
  font-size: clamp(2.4rem, 6vw, 4.5rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 24px;
  letter-spacing: -.02em;
}

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

.hero__desc {
  font-size: 1.1rem;
  color: var(--text-2);
  max-width: 620px;
  margin: 0 auto 40px;
  line-height: 1.7;
}

.hero__actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 60px;
}

.hero__stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  flex-wrap: wrap;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 28px 48px;
  backdrop-filter: blur(10px);
}

.hero__stat { text-align: center; }

.hero__stat-num {
  display: block;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2rem;
  font-weight: 700;
  background: var(--grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__stat-label {
  font-size: .8rem;
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: .08em;
  font-weight: 500;
}

.hero__stat-divider {
  width: 1px;
  height: 48px;
  background: var(--border-2);
}

.hero__scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-size: .7rem;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--text-3);
  cursor: pointer;
}

.hero__scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, var(--text-3), transparent);
  animation: scrollDrop 2s ease-in-out infinite;
}

@keyframes scrollDrop {
  0% { opacity: 0; transform: scaleY(0); transform-origin: top; }
  50% { opacity: 1; transform: scaleY(1); transform-origin: top; }
  100% { opacity: 0; transform: scaleY(1); transform-origin: bottom; }
}

/* ============================================================
   MARQUEE
   ============================================================ */
.marquee {
  overflow: hidden;
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 18px 0;
}

.marquee__track {
  display: flex;
  gap: 40px;
  width: max-content;
  animation: marquee 25s linear infinite;
  white-space: nowrap;
  font-size: .85rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--text-3);
}

.marquee__dot {
  color: var(--primary);
  font-size: .5rem;
  align-self: center;
}

@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ============================================================
   SERVICES
   ============================================================ */
.services {
  padding: 120px 0;
  position: relative;
}

.services::before {
  content: '';
  position: absolute;
  top: 0; left: 50%;
  transform: translateX(-50%);
  width: 600px; height: 1px;
  background: linear-gradient(to right, transparent, var(--border-2), transparent);
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  position: relative;
  overflow: hidden;
  transition: var(--trans);
  cursor: default;
}

.service-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--grad-subtle);
  opacity: 0;
  transition: opacity var(--trans);
}

.service-card:hover {
  border-color: var(--border-2);
  transform: translateY(-6px);
  box-shadow: 0 20px 60px rgba(0,0,0,.4);
}
.service-card:hover::before { opacity: 1; }

.service-card__icon {
  width: 52px; height: 52px;
  border-radius: var(--radius);
  background: rgba(var(--icon-color-rgb, 99,102,241), .12);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--icon-color, var(--primary));
  position: relative;
  z-index: 1;
}

.service-card__icon svg { width: 24px; height: 24px; }

.service-card__title {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 12px;
  position: relative;
  z-index: 1;
}

.service-card__desc {
  font-size: .9rem;
  color: var(--text-2);
  line-height: 1.65;
  margin-bottom: 20px;
  position: relative;
  z-index: 1;
}

.service-card__list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 24px;
  position: relative;
  z-index: 1;
}

.service-card__list li {
  font-size: .82rem;
  color: var(--text-3);
  padding-left: 16px;
  position: relative;
}
.service-card__list li::before {
  content: '';
  position: absolute;
  left: 0; top: 50%;
  transform: translateY(-50%);
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--icon-color, var(--primary));
  opacity: .7;
}

.service-card__arrow {
  font-size: 1.1rem;
  color: var(--text-3);
  transition: var(--trans);
  position: relative;
  z-index: 1;
}
.service-card:hover .service-card__arrow {
  color: var(--primary);
  transform: translateX(4px);
}

/* ============================================================
   WHY US
   ============================================================ */
.whyus {
  padding: 100px 0;
  background: var(--bg-2);
  position: relative;
  overflow: hidden;
}

.whyus::before {
  content: '';
  position: absolute;
  top: -200px; right: -200px;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(99,102,241,.1), transparent 70%);
  pointer-events: none;
}

.whyus__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.whyus__content .section-badge { margin-bottom: 16px; }
.whyus__content .section-title { text-align: left; }
.whyus__content .section-desc { text-align: left; margin: 0 0 40px; max-width: 100%; }

.whyus__features {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.whyus__feature {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.whyus__feature-icon {
  flex-shrink: 0;
  width: 36px; height: 36px;
  border-radius: 8px;
  background: var(--grad);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .8rem;
  color: #fff;
  margin-top: 2px;
}

.whyus__feature h4 {
  font-size: .95rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.whyus__feature p {
  font-size: .85rem;
  color: var(--text-2);
}

.whyus__visual {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.whyus__card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
}

.whyus__card--sm { width: 80%; }
.whyus__card--offset { align-self: flex-end; }

.whyus__card-label {
  font-size: .78rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--text-3);
  margin-bottom: 10px;
  font-weight: 600;
}

.whyus__card-value {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2.4rem;
  font-weight: 700;
  background: var(--grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 14px;
}

.whyus__card-value span {
  font-size: 1.2rem;
}

.whyus__card-bar {
  height: 6px;
  background: var(--bg);
  border-radius: 6px;
  overflow: hidden;
}

.whyus__card-bar-fill {
  height: 100%;
  background: var(--grad);
  border-radius: 6px;
  animation: barGrow 1.5s ease-out forwards;
  transform-origin: left;
}

@keyframes barGrow {
  from { transform: scaleX(0); }
  to   { transform: scaleX(1); }
}

/* ============================================================
   PORTFOLIO
   ============================================================ */
.portfolio {
  padding: 120px 0;
  position: relative;
}

.portfolio__filters {
  display: flex;
  gap: 10px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.portfolio__filter {
  padding: 9px 22px;
  border-radius: 100px;
  font-size: .85rem;
  font-weight: 600;
  color: var(--text-2);
  background: var(--surface);
  border: 1px solid var(--border);
  transition: var(--trans);
}

.portfolio__filter:hover,
.portfolio__filter.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  box-shadow: 0 4px 16px var(--primary-glow);
}

.portfolio__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.portfolio-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--trans);
}

.portfolio-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 24px 70px rgba(0,0,0,.5);
  border-color: var(--border-2);
}

.portfolio-card__img {
  height: 220px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.portfolio-card__mockup {
  position: relative;
  z-index: 1;
  animation: floatMock 4s ease-in-out infinite;
}

@keyframes floatMock {
  0%,100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

/* Browser mockup */
.portfolio-card__mockup--browser {
  width: 200px;
  background: #1e1e2e;
  border-radius: 8px 8px 6px 6px;
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(0,0,0,.6);
}

.browser-bar {
  background: #2a2a40;
  padding: 8px 12px;
  display: flex;
  gap: 6px;
  align-items: center;
}
.browser-bar span {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,.2);
}
.browser-bar span:first-child { background: #ff5f57; }
.browser-bar span:nth-child(2) { background: #febc2e; }
.browser-bar span:nth-child(3) { background: #28c840; }

.browser-content { padding: 10px; }
.mock-hero { height: 60px; border-radius: 4px; margin-bottom: 8px; }
.mock-lines { display: flex; flex-direction: column; gap: 5px; }
.mock-lines div { height: 6px; background: rgba(255,255,255,.1); border-radius: 3px; }
.mock-lines div:nth-child(2) { width: 70%; }

.mock-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5px;
  margin-top: 8px;
}
.mock-grid div { height: 30px; background: rgba(255,255,255,.08); border-radius: 4px; }

/* Phone mockup */
.portfolio-card__mockup--phone {
  width: 90px;
  background: #1e1e2e;
  border-radius: 16px;
  padding: 6px;
  box-shadow: 0 20px 50px rgba(0,0,0,.6);
  border: 1.5px solid rgba(255,255,255,.1);
}

.phone-notch {
  width: 30px; height: 5px;
  background: rgba(255,255,255,.15);
  border-radius: 3px;
  margin: 0 auto 5px;
}

.phone-screen { background: #12121f; border-radius: 10px; overflow: hidden; padding-bottom: 6px; }
.phone-header { height: 40px; }
.phone-content { padding: 6px; display: flex; flex-direction: column; gap: 4px; }
.phone-card { height: 24px; background: rgba(255,255,255,.08); border-radius: 4px; }
.phone-card--sm { height: 16px; }

/* Tablet mockup */
.portfolio-card__mockup--tablet {
  width: 160px;
  background: #1e1e2e;
  border-radius: 10px;
  padding: 6px;
  box-shadow: 0 20px 50px rgba(0,0,0,.6);
  border: 1.5px solid rgba(255,255,255,.1);
}

.tablet-screen { background: #12121f; border-radius: 6px; overflow: hidden; }
.tablet-nav { height: 18px; background: rgba(255,255,255,.06); }
.tablet-hero { height: 55px; }
.tablet-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 4px; padding: 5px; }
.tablet-cards div { height: 30px; background: rgba(255,255,255,.08); border-radius: 3px; }

.portfolio-card__body { padding: 24px; }

.portfolio-card__tag {
  display: inline-block;
  font-size: .72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--primary);
  background: rgba(99,102,241,.12);
  border: 1px solid rgba(99,102,241,.2);
  padding: 4px 12px;
  border-radius: 100px;
  margin-bottom: 12px;
}

.portfolio-card__title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.portfolio-card__desc {
  font-size: .85rem;
  color: var(--text-2);
  line-height: 1.6;
  margin-bottom: 16px;
}

.portfolio-card__tech {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.portfolio-card__tech span {
  font-size: .72rem;
  font-weight: 600;
  color: var(--text-3);
  background: var(--bg);
  border: 1px solid var(--border);
  padding: 3px 10px;
  border-radius: 6px;
}

.portfolio-card.hidden {
  display: none;
}

/* ============================================================
   CONTACT
   ============================================================ */
.contact {
  padding: 120px 0;
  background: var(--bg-2);
  position: relative;
  overflow: hidden;
}

.contact::before {
  content: '';
  position: absolute;
  bottom: -200px; left: -200px;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(99,102,241,.08), transparent 70%);
  pointer-events: none;
}

.contact__inner {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 60px;
  align-items: flex-start;
}

.contact__info {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact__info-card {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px;
  transition: var(--trans);
}
.contact__info-card:hover {
  border-color: var(--primary);
  transform: translateX(4px);
}

.contact__info-icon {
  flex-shrink: 0;
  width: 44px; height: 44px;
  border-radius: var(--radius);
  background: rgba(99,102,241,.12);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
}
.contact__info-icon svg { width: 20px; height: 20px; }

.contact__info-label {
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--text-3);
  font-weight: 600;
  margin-bottom: 4px;
}

.contact__info-value {
  font-size: .95rem;
  font-weight: 600;
  color: var(--text);
  display: block;
  margin-bottom: 2px;
  transition: color var(--trans);
}
a.contact__info-value:hover { color: var(--primary); }

.contact__info-sub {
  font-size: .82rem;
  color: var(--primary);
  transition: var(--trans);
}
.contact__info-sub:hover { color: var(--accent); }

.contact__social {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 8px;
}

.contact__social-btn {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 20px;
  border-radius: var(--radius);
  font-size: .88rem;
  font-weight: 600;
  background: var(--surface);
  border: 1px solid var(--border-2);
  color: var(--text);
  transition: var(--trans);
}
.contact__social-btn svg { width: 18px; height: 18px; flex-shrink: 0; }
.contact__social-btn:hover { border-color: var(--primary); color: var(--primary); transform: translateY(-2px); }

.contact__social-btn--wa {
  background: rgba(37,211,102,.1);
  border-color: rgba(37,211,102,.3);
  color: #25d366;
}
.contact__social-btn--wa:hover {
  background: #25d366;
  color: #fff;
  border-color: #25d366;
}

/* Contact Form */
.contact__form {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 40px;
}

.contact__form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: .82rem;
  font-weight: 600;
  color: var(--text-2);
  margin-bottom: 8px;
  letter-spacing: .02em;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border-2);
  border-radius: var(--radius);
  padding: 13px 16px;
  color: var(--text);
  font: inherit;
  font-size: .9rem;
  transition: var(--trans);
  outline: none;
  resize: vertical;
}

.form-group select {
  cursor: pointer;
  -webkit-appearance: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236b6b8d' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  background-size: 16px;
  padding-right: 40px;
}

.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-3); }

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

.contact__form .btn--primary svg {
  width: 18px; height: 18px;
}

.contact__form-note {
  text-align: center;
  font-size: .78rem;
  color: var(--text-3);
  margin-top: 14px;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--bg-3);
  border-top: 1px solid var(--border);
  padding: 80px 0 32px;
}

.footer__top {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 80px;
  margin-bottom: 64px;
}

.footer__logo {
  margin-bottom: 16px;
}

.footer__tagline {
  font-size: .88rem;
  color: var(--text-3);
  line-height: 1.7;
  margin-bottom: 24px;
  max-width: 320px;
}

.footer__wa {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: .88rem;
  font-weight: 600;
  color: #25d366;
  background: rgba(37,211,102,.08);
  border: 1px solid rgba(37,211,102,.2);
  padding: 10px 20px;
  border-radius: var(--radius);
  transition: var(--trans);
}
.footer__wa:hover {
  background: #25d366;
  color: #fff;
  border-color: #25d366;
}

.footer__links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.footer__col h4 {
  font-size: .78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--text);
  margin-bottom: 20px;
}

.footer__col ul { display: flex; flex-direction: column; gap: 12px; }

.footer__col ul li a,
.footer__col ul li {
  font-size: .85rem;
  color: var(--text-3);
  transition: color var(--trans);
}
.footer__col ul li a:hover { color: var(--primary); }

.footer__bottom {
  border-top: 1px solid var(--border);
  padding-top: 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.footer__copy,
.footer__made {
  font-size: .8rem;
  color: var(--text-3);
}

/* ============================================================
   FLOATING WHATSAPP
   ============================================================ */
.whatsapp-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 999;
  width: 58px; height: 58px;
  border-radius: 50%;
  background: #25d366;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 24px rgba(37,211,102,.5);
  transition: var(--trans);
  animation: waBounce 3s ease-in-out infinite;
}

.whatsapp-float svg { width: 28px; height: 28px; }

.whatsapp-float:hover {
  transform: scale(1.12) translateY(-3px);
  box-shadow: 0 12px 36px rgba(37,211,102,.7);
  animation: none;
}

@keyframes waBounce {
  0%,100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

/* ============================================================
   SCROLL ANIMATIONS
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .6s ease, transform .6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .services__grid { grid-template-columns: repeat(2, 1fr); }
  .portfolio__grid { grid-template-columns: repeat(2, 1fr); }
  .whyus__inner { grid-template-columns: 1fr; gap: 48px; }
  .whyus__visual { flex-direction: row; flex-wrap: wrap; }
  .whyus__card--sm { width: auto; flex: 1; min-width: 180px; }
  .whyus__card--offset { align-self: auto; }
  .contact__inner { grid-template-columns: 1fr; }
  .footer__top { grid-template-columns: 1fr; gap: 48px; }
}

@media (max-width: 768px) {
  .nav__links, .nav__cta { display: none; }
  .nav__hamburger { display: flex; }

  .nav__links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: var(--nav-h);
    left: 0; right: 0;
    background: rgba(10,10,15,.96);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    padding: 24px;
    gap: 8px;
    z-index: 999;
  }

  .nav__link { font-size: 1rem; padding: 12px 16px; }
  .nav__cta.open {
    display: flex;
    margin: 8px 24px 24px;
    fixed-position: fixed;
  }

  .services__grid { grid-template-columns: 1fr; }
  .portfolio__grid { grid-template-columns: 1fr; }
  .contact__form-row { grid-template-columns: 1fr; }
  .contact__form { padding: 28px 20px; }
  .footer__links { grid-template-columns: repeat(2, 1fr); }
  .hero__stats { padding: 20px 24px; gap: 20px; }
  .hero__stat-divider { width: 40px; height: 1px; }
  .whyus__visual { flex-direction: column; }
  .whyus__card--sm { width: 100%; }
}

@media (max-width: 480px) {
  .footer__links { grid-template-columns: 1fr; }
  .hero__actions { flex-direction: column; align-items: center; }
  .hero__stats { flex-direction: column; }
  .hero__stat-divider { display: none; }
}