/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --clr-bg: #050508;
  --clr-surface: #0d0d12;
  --clr-surface-2: #141419;
  --clr-border: rgba(0, 170, 230, 0.12);
  --clr-primary: #009EE0;
  --clr-primary-light: #33B8ED;
  --clr-accent: #00CFFF;
  --clr-accent-2: #ffffff;
  --clr-text: #eef2f6;
  --clr-text-muted: #7a90a8;
  --clr-white: #ffffff;
  --radius: 16px;
  --radius-sm: 8px;
  --radius-lg: 24px;
  --shadow: 0 4px 24px rgba(0,0,0,0.5);
  --shadow-lg: 0 16px 64px rgba(0,0,0,0.7);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font: 'Inter', system-ui, sans-serif;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--clr-bg);
  color: var(--clr-text);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ===== UTILITIES ===== */
.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

.gradient-text {
  background: linear-gradient(135deg, var(--clr-primary-light), var(--clr-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.accent { color: var(--clr-primary-light); }

.section-header {
  text-align: center;
  margin-bottom: 56px;
}

.section-badge {
  display: inline-block;
  padding: 6px 16px;
  border-radius: 100px;
  background: rgba(0, 158, 224, 0.12);
  border: 1px solid rgba(0, 158, 224, 0.3);
  color: var(--clr-primary-light);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 16px;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--clr-text-muted);
  max-width: 560px;
  margin: 0 auto;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: var(--transition);
}

.btn--primary {
  background: linear-gradient(135deg, var(--clr-primary), var(--clr-accent));
  color: #000;
  box-shadow: 0 4px 20px rgba(0, 158, 224, 0.4);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(0, 158, 224, 0.6);
}

.btn--ghost {
  background: transparent;
  color: var(--clr-text);
  border: 1px solid var(--clr-border);
}

.btn--ghost:hover {
  border-color: var(--clr-primary-light);
  color: var(--clr-primary-light);
  transform: translateY(-2px);
}

.btn--sm {
  padding: 10px 20px;
  font-size: 0.85rem;
}

.btn--full { width: 100%; justify-content: center; }

/* ===== HEADER ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  padding: 16px 0;
  transition: var(--transition);
}

.header.scrolled {
  background: rgba(5, 5, 8, 0.92);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--clr-border);
  padding: 12px 0;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__logo {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--clr-white);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav__logo-icon {
  width: 34px;
  height: 34px;
  background: linear-gradient(135deg, var(--clr-primary), var(--clr-accent));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  font-weight: 900;
  color: #000;
}

.nav__menu {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
}

.nav__link {
  text-decoration: none;
  color: var(--clr-text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.nav__link:hover { color: var(--clr-text); }

.nav__link--cta {
  background: linear-gradient(135deg, var(--clr-primary), var(--clr-accent));
  color: #000 !important;
  padding: 8px 20px;
}

.nav__link--cta:hover { transform: translateY(-1px); box-shadow: 0 4px 16px rgba(0,158,224,0.4); }

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--clr-text);
  border-radius: 2px;
  transition: var(--transition);
}

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: 120px 0 80px;
}

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

.hero__orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.18;
}

.hero__orb--1 {
  width: 600px; height: 600px;
  background: var(--clr-primary);
  top: -200px; right: -100px;
  animation: float 8s ease-in-out infinite;
}

.hero__orb--2 {
  width: 400px; height: 400px;
  background: var(--clr-accent);
  bottom: -100px; left: -100px;
  animation: float 10s ease-in-out infinite reverse;
}

.hero__orb--3 {
  width: 300px; height: 300px;
  background: #ffffff;
  top: 50%; left: 40%;
  opacity: 0.04;
  animation: float 12s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(20px, -30px); }
}

.hero__content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero__badge {
  display: inline-block;
  padding: 6px 16px;
  border-radius: 100px;
  background: rgba(0, 158, 224, 0.1);
  border: 1px solid rgba(0, 158, 224, 0.3);
  color: var(--clr-accent);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.hero__title {
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.hero__desc {
  font-size: 1.1rem;
  color: var(--clr-text-muted);
  margin-bottom: 36px;
  max-width: 480px;
}

.hero__actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 48px; }

.hero__stats {
  display: flex;
  align-items: center;
  gap: 24px;
}

.stat { text-align: center; }
.stat strong { display: block; font-size: 1.8rem; font-weight: 900; color: var(--clr-white); }
.stat span { font-size: 0.8rem; color: var(--clr-text-muted); }
.stat__divider { width: 1px; height: 40px; background: var(--clr-border); }

/* Phone Mockup */
.hero__visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.phone-mockup {
  width: 260px;
  height: 520px;
  background: linear-gradient(145deg, #0d1a22, #0d0d12);
  border-radius: 40px;
  border: 2px solid rgba(0,158,224,0.2);
  box-shadow: var(--shadow-lg), inset 0 1px 0 rgba(0,207,255,0.05);
  overflow: hidden;
  position: relative;
  animation: float 6s ease-in-out infinite;
}

.phone-mockup::before {
  content: '';
  position: absolute;
  top: 14px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: rgba(255,255,255,0.15);
  border-radius: 2px;
  z-index: 2;
}

.phone-mockup__screen {
  position: absolute;
  inset: 28px 10px 10px;
  background: var(--clr-surface);
  border-radius: 28px;
  overflow: hidden;
  padding: 16px;
}

.app-ui { display: flex; flex-direction: column; gap: 12px; }

.app-ui__bar {
  height: 32px;
  background: linear-gradient(90deg, var(--clr-primary), var(--clr-accent));
  border-radius: var(--radius-sm);
  opacity: 0.9;
}

.app-ui__card {
  border-radius: var(--radius-sm);
  animation: pulse 2s ease-in-out infinite;
}

.app-ui__card--1 { height: 100px; background: linear-gradient(135deg, rgba(0,158,224,0.15), rgba(0,207,255,0.08)); border: 1px solid rgba(0,158,224,0.2); }
.app-ui__row { display: flex; gap: 10px; }
.app-ui__card--2 { flex: 1; height: 70px; background: rgba(0,158,224,0.12); border: 1px solid rgba(0,158,224,0.15); animation-delay: 0.3s; }
.app-ui__card--3 { flex: 1; height: 70px; background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.1); animation-delay: 0.6s; }
.app-ui__card--4 { height: 55px; background: rgba(0,207,255,0.08); border: 1px solid rgba(0,207,255,0.12); animation-delay: 0.9s; }

.app-ui__nav {
  display: flex;
  justify-content: center;
  gap: 6px;
  margin-top: 4px;
}

.app-ui__dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--clr-border);
}
.app-ui__dot--active { background: var(--clr-primary); width: 18px; border-radius: 3px; }

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}

.float-card {
  position: absolute;
  background: rgba(0,158,224,0.08);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(0,158,224,0.2);
  border-radius: var(--radius);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.85rem;
  font-weight: 600;
  white-space: nowrap;
  box-shadow: var(--shadow);
}

.float-card__icon { font-size: 1.2rem; }
.float-card--1 { top: 60px; right: -20px; animation: float 7s ease-in-out infinite; }
.float-card--2 { bottom: 80px; left: -30px; animation: float 9s ease-in-out infinite reverse; }

.hero__scroll-hint {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
}

.scroll-indicator {
  width: 24px;
  height: 40px;
  border: 2px solid var(--clr-border);
  border-radius: 12px;
  position: relative;
}

.scroll-indicator::after {
  content: '';
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 8px;
  background: var(--clr-primary-light);
  border-radius: 2px;
  animation: scroll-dot 2s ease-in-out infinite;
}

@keyframes scroll-dot {
  0% { opacity: 1; top: 6px; }
  100% { opacity: 0; top: 22px; }
}

/* ===== SERVICES ===== */
.services {
  padding: 100px 0;
  background: var(--clr-surface);
}

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

.service-card {
  background: var(--clr-surface-2);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0,158,224,0.06), transparent);
  opacity: 0;
  transition: var(--transition);
}

.service-card:hover {
  border-color: rgba(0,158,224,0.45);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,158,224,0.12);
}

.service-card:hover::before { opacity: 1; }

.service-card--featured {
  background: linear-gradient(135deg, rgba(0,158,224,0.1), rgba(0,207,255,0.04));
  border-color: rgba(0,158,224,0.3);
}

.service-card__icon {
  font-size: 2.4rem;
  margin-bottom: 20px;
  display: block;
}

.service-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.service-card p {
  color: var(--clr-text-muted);
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: 20px;
}

.service-card__tags {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.service-card__tags li {
  padding: 4px 12px;
  border-radius: 100px;
  background: rgba(0,158,224,0.1);
  border: 1px solid rgba(0,158,224,0.2);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--clr-primary-light);
}

/* ===== PROJECTS ===== */
.projects { padding: 100px 0; }

.projects__filters {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 40px;
}

.filter-btn {
  padding: 8px 20px;
  border-radius: 100px;
  border: 1px solid var(--clr-border);
  background: transparent;
  color: var(--clr-text-muted);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
}

.filter-btn:hover,
.filter-btn--active {
  background: linear-gradient(135deg, var(--clr-primary), var(--clr-accent));
  color: #000;
  border-color: transparent;
}

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

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

.project-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
  border-color: rgba(0,158,224,0.35);
}

.project-card__img {
  height: 200px;
  position: relative;
  overflow: hidden;
}

.project-card__img--1 { background: linear-gradient(135deg, #009EE0, #00CFFF); }
.project-card__img--2 { background: linear-gradient(135deg, #050508, #009EE0); }
.project-card__img--3 { background: linear-gradient(135deg, #004e70, #009EE0); }
.project-card__img--4 { background: linear-gradient(135deg, #003d5c, #33B8ED); }
.project-card__img--5 { background: linear-gradient(135deg, #0d0d12, #009EE0); }
.project-card__img--6 { background: linear-gradient(135deg, #001a26, #00CFFF); }

.project-card__img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    45deg,
    transparent,
    transparent 20px,
    rgba(255,255,255,0.03) 20px,
    rgba(255,255,255,0.03) 40px
  );
}

.project-card__overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.65);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition);
  z-index: 1;
}

.project-card:hover .project-card__overlay { opacity: 1; }

.project-card__body { padding: 24px; }

.project-tag {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 100px;
  background: rgba(0,158,224,0.1);
  color: var(--clr-primary-light);
  font-size: 0.75rem;
  font-weight: 600;
  margin-bottom: 10px;
}

.project-card__body h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.project-card__body p {
  color: var(--clr-text-muted);
  font-size: 0.85rem;
  line-height: 1.6;
}

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

/* ===== ABOUT ===== */
.about {
  padding: 100px 0;
  background: var(--clr-surface);
}

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

.about__visual { position: relative; }

.about__img-wrap {
  position: relative;
  height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.about__blob {
  position: absolute;
  width: 380px;
  height: 380px;
  background: linear-gradient(135deg, rgba(0,158,224,0.14), rgba(0,207,255,0.07));
  border-radius: 40% 60% 70% 30% / 40% 50% 60% 50%;
  animation: morph 8s ease-in-out infinite;
}

@keyframes morph {
  0%, 100% { border-radius: 40% 60% 70% 30% / 40% 50% 60% 50%; }
  25% { border-radius: 60% 40% 30% 70% / 60% 30% 70% 40%; }
  50% { border-radius: 30% 70% 50% 50% / 30% 60% 40% 70%; }
  75% { border-radius: 70% 30% 60% 40% / 50% 70% 30% 60%; }
}

.about__img-card {
  position: relative;
  z-index: 1;
  background: var(--clr-surface-2);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  text-align: center;
  box-shadow: var(--shadow-lg);
}

.about__img-card p {
  color: var(--clr-text-muted);
  font-size: 0.85rem;
  margin-top: 12px;
}

.team-avatars {
  display: flex;
  justify-content: center;
  gap: -8px;
}

.avatar {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  border: 3px solid var(--clr-surface-2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1rem;
  color: #000;
  margin-left: -12px;
}

.avatar:first-child { margin-left: 0; }
.avatar--1 { background: linear-gradient(135deg, #009EE0, #33B8ED); }
.avatar--2 { background: linear-gradient(135deg, #00CFFF, #009EE0); }
.avatar--3 { background: linear-gradient(135deg, #33B8ED, #00CFFF); }
.avatar--4 { background: linear-gradient(135deg, #ffffff, #33B8ED); }

.about__text p {
  color: var(--clr-text-muted);
  margin-bottom: 16px;
  line-height: 1.8;
}

.about__features { display: flex; flex-direction: column; gap: 16px; margin: 28px 0 32px; }

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

.feature__icon { font-size: 1.2rem; flex-shrink: 0; margin-top: 2px; }
.feature strong { display: block; font-size: 0.95rem; margin-bottom: 2px; }
.feature span { color: var(--clr-text-muted); font-size: 0.85rem; }

/* ===== TESTIMONIALS ===== */
.testimonials { padding: 100px 0; }

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

.testimonial-card {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: var(--transition);
}

.testimonial-card:hover { border-color: rgba(0,158,224,0.35); transform: translateY(-4px); }

.testimonial-card--featured {
  background: linear-gradient(135deg, rgba(0,158,224,0.08), rgba(0,207,255,0.03));
  border-color: rgba(0,158,224,0.25);
}

.testimonial-card__stars { color: #ffd200; font-size: 1rem; margin-bottom: 16px; letter-spacing: 2px; }

.testimonial-card > p {
  color: var(--clr-text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: 24px;
  font-style: italic;
}

.testimonial-card__author { display: flex; gap: 14px; align-items: center; }

.author-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--clr-primary), var(--clr-accent));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.8rem;
  color: #000;
  flex-shrink: 0;
}

.testimonial-card__author strong { display: block; font-size: 0.9rem; }
.testimonial-card__author span { color: var(--clr-text-muted); font-size: 0.8rem; }

/* ===== CONTACT ===== */
.contact {
  padding: 100px 0;
  background: var(--clr-surface);
}

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

.contact__info p {
  color: var(--clr-text-muted);
  line-height: 1.8;
  margin-bottom: 32px;
}

.contact__details { display: flex; flex-direction: column; gap: 20px; }

.contact-item { display: flex; gap: 16px; align-items: flex-start; }
.contact-item__icon { font-size: 1.4rem; }
.contact-item strong { display: block; font-size: 0.85rem; margin-bottom: 2px; }
.contact-item span { color: var(--clr-text-muted); font-size: 0.9rem; }

/* Form */
.contact-form {
  background: var(--clr-surface-2);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 40px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group { display: flex; flex-direction: column; gap: 6px; }

.form-group label {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--clr-text);
}

.form-group input,
.form-group select,
.form-group textarea {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  color: var(--clr-text);
  font-family: var(--font);
  font-size: 0.9rem;
  transition: var(--transition);
  outline: none;
  resize: vertical;
}

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

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--clr-primary);
  box-shadow: 0 0 0 3px rgba(0,158,224,0.12);
}

.form-group select option { background: var(--clr-surface-2); }

.form-group.error input,
.form-group.error textarea {
  border-color: #ff4d4d;
}

.form-success {
  text-align: center;
  color: var(--clr-accent);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 12px;
  background: rgba(0,207,255,0.08);
  border-radius: var(--radius-sm);
  border: 1px solid rgba(0,207,255,0.2);
}

/* ===== FOOTER ===== */
.footer { background: var(--clr-surface); border-top: 1px solid var(--clr-border); }

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  padding: 64px 0 40px;
}

.footer__brand p {
  color: var(--clr-text-muted);
  font-size: 0.9rem;
  margin-top: 12px;
  margin-bottom: 20px;
  max-width: 280px;
}

.footer__social { display: flex; gap: 10px; }

.social-link {
  width: 36px;
  height: 36px;
  background: var(--clr-surface-2);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--clr-text-muted);
  text-decoration: none;
  text-transform: uppercase;
  transition: var(--transition);
}

.social-link:hover {
  border-color: var(--clr-primary);
  color: var(--clr-primary-light);
}

.footer__links h4 {
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--clr-text);
}

.footer__links ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }

.footer__links a {
  color: var(--clr-text-muted);
  text-decoration: none;
  font-size: 0.875rem;
  transition: var(--transition);
}

.footer__links a:hover { color: var(--clr-primary-light); }

.footer__bottom {
  border-top: 1px solid var(--clr-border);
  padding: 20px 0;
}

.footer__bottom p {
  color: var(--clr-text-muted);
  font-size: 0.8rem;
  text-align: center;
}

/* ===== AOS ANIMATIONS ===== */
[data-aos] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-aos].aos-visible {
  opacity: 1;
  transform: none;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .hero__content { gap: 40px; }
  .services__grid { grid-template-columns: repeat(2, 1fr); }
  .projects__grid { grid-template-columns: repeat(2, 1fr); }
  .footer__grid { grid-template-columns: 1fr 1fr 1fr; }
}

@media (max-width: 768px) {
  .nav__menu {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(5,5,8,0.98);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 24px;
    z-index: 99;
  }

  .nav__menu.open { display: flex; }
  .nav__link { font-size: 1.2rem; }
  .nav__toggle { display: flex; z-index: 100; }

  .nav__toggle.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
  .nav__toggle.open span:nth-child(2) { opacity: 0; }
  .nav__toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

  .hero__content { grid-template-columns: 1fr; text-align: center; }
  .hero__desc { margin: 0 auto 36px; }
  .hero__actions { justify-content: center; }
  .hero__stats { justify-content: center; }
  .hero__visual { order: -1; }
  .phone-mockup { width: 200px; height: 400px; }

  .services__grid { grid-template-columns: 1fr; }
  .projects__grid { grid-template-columns: 1fr; }
  .about__grid { grid-template-columns: 1fr; }
  .about__visual { order: -1; }
  .about__img-wrap { height: 280px; }
  .testimonials__grid { grid-template-columns: 1fr; }
  .contact__grid { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; gap: 32px; }

  .float-card--1, .float-card--2 { display: none; }
}

@media (max-width: 480px) {
  .section-title { font-size: 1.6rem; }
  .contact-form { padding: 24px; }
  .hero__stats { flex-direction: column; gap: 12px; }
  .stat__divider { display: none; }
}