/* ============================================================
   ATEN BİLİŞİM - COMPLETE STYLE SYSTEM v2
   Premium Web Tasarım Ajansı
   ============================================================ */

/* ===================== CUSTOM PROPERTIES ===================== */
:root {
  --bg-primary: #0a0e1a;
  --bg-secondary: #0f1729;
  --bg-tertiary: #141c30;
  --bg-card: rgba(15, 23, 41, 0.7);
  --bg-card-hover: rgba(20, 28, 48, 0.9);
  --text-primary: #ffffff;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --accent: #2563eb;
  --accent-hover: #1d4ed8;
  --accent-light: #3b82f6;
  --accent-glow: rgba(37, 99, 235, 0.25);
  --accent-glow-strong: rgba(37, 99, 235, 0.5);
  --border: rgba(255, 255, 255, 0.06);
  --border-hover: rgba(255, 255, 255, 0.12);
  --section-padding: 120px;
  --container-max: 1200px;
  --container-padding: 24px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --ease-out: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --ease-smooth: cubic-bezier(0.22, 1, 0.36, 1);
  --duration: 0.35s;
  --duration-slow: 0.6s;
  --duration-slower: 0.9s;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

/* ===================== RESET & BASE ===================== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
body.loading { overflow: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; transition: color var(--duration) var(--ease-out); }
ul { list-style: none; }
button { border: none; background: none; cursor: pointer; font-family: inherit; color: inherit; }
input, textarea { font-family: inherit; border: none; outline: none; }

/* ===================== UTILITY ===================== */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

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

.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent-light);
  margin-bottom: 12px;
  padding: 6px 16px;
  background: rgba(37, 99, 235, 0.1);
  border: 1px solid rgba(37, 99, 235, 0.2);
  border-radius: 50px;
}

.section-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: clamp(0.95rem, 1.5vw, 1.1rem);
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.7;
}

.text-accent {
  background: linear-gradient(135deg, var(--accent-light), #06b6d4);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-style: normal;
}

/* ===================== BUTTONS ===================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 12px 28px;
  border-radius: 50px;
  transition: background var(--duration) var(--ease-out),
              color var(--duration) var(--ease-out),
              transform var(--duration) var(--ease-out),
              box-shadow var(--duration) var(--ease-out),
              border-color var(--duration) var(--ease-out);
  position: relative;
  overflow: hidden;
}

.btn--primary {
  background: var(--accent);
  color: #fff;
}

.btn--primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent 0%, rgba(255,255,255,0.15) 50%, transparent 100%);
  transform: translateX(-100%);
  transition: transform 0.6s var(--ease-out);
}

.btn--primary:hover::before { transform: translateX(100%); }

.btn--primary:hover {
  background: var(--accent-hover);
  box-shadow: 0 0 30px var(--accent-glow), 0 8px 24px rgba(0,0,0,0.3);
  transform: translateY(-2px);
}

.btn--primary:active { transform: translateY(0); }

.btn--outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-hover);
}

.btn--outline:hover {
  border-color: var(--accent);
  color: var(--accent-light);
  background: rgba(37, 99, 235, 0.05);
}

.btn--lg { padding: 16px 36px; font-size: 1rem; }

/* ===================== CUSTOM CURSOR ===================== */
.cursor {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 10000;
  pointer-events: none;
  mix-blend-mode: difference;
}

@media (pointer: fine) {
  .cursor { display: block; }
  body { cursor: none; }
  a, button, input, textarea, [data-magnetic] { cursor: none; }
}

.cursor__dot {
  position: fixed;
  top: 0; left: 0;
  width: 8px;
  height: 8px;
  background: #fff;
  border-radius: 50%;
  transform: translate3d(var(--x, 0), var(--y, 0), 0) translate(-50%, -50%);
  transition: width 0.2s var(--ease-out), height 0.2s var(--ease-out);
  will-change: transform;
}

.cursor__ring {
  position: fixed;
  top: 0; left: 0;
  width: 40px;
  height: 40px;
  border: 1.5px solid rgba(255, 255, 255, 0.5);
  border-radius: 50%;
  transform: translate3d(var(--rx, 0), var(--ry, 0), 0) translate(-50%, -50%);
  transition: width 0.3s var(--ease-out), height 0.3s var(--ease-out), border-color 0.3s;
  will-change: transform;
}

.cursor.hovering .cursor__dot { width: 0; height: 0; }
.cursor.hovering .cursor__ring {
  width: 64px;
  height: 64px;
  border-color: var(--accent-light);
}

/* ===================== LOADING SCREEN ===================== */
.loader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--bg-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.6s var(--ease-out), visibility 0.6s var(--ease-out);
}

.loader.hidden { opacity: 0; visibility: hidden; pointer-events: none; }

.loader__content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 28px;
}

.loader__logo {
  display: flex;
  align-items: center;
  gap: 14px;
  animation: loaderPulse 1.5s ease-in-out infinite;
}

.loader__icon { animation: loaderSpin 2s linear infinite; }
.loader__text { font-size: 1.6rem; font-weight: 800; letter-spacing: -0.02em; }

.loader__bar {
  width: 220px;
  height: 3px;
  background: var(--border);
  border-radius: 4px;
  overflow: hidden;
}

.loader__bar-fill {
  width: 0%;
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent-light));
  border-radius: 4px;
  animation: loaderBar 2s var(--ease-out) forwards;
}

.loader__hint {
  font-size: 0.8rem;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

@keyframes loaderPulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.5; } }
@keyframes loaderSpin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
@keyframes loaderBar { 0% { width: 0%; } 40% { width: 60%; } 100% { width: 100%; } }

/* ===================== NAVBAR ===================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 18px 0;
  transition: all var(--duration) var(--ease-out);
}

.navbar.scrolled {
  background: rgba(10, 14, 26, 0.88);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom: 1px solid var(--border);
  padding: 12px 0;
}

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

.navbar__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.15rem;
  z-index: 1001;
}

.navbar__logo-text { letter-spacing: -0.02em; }

.navbar__nav { display: flex; align-items: center; gap: 36px; }

.navbar__link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  position: relative;
  padding: 4px 0;
}

.navbar__link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width var(--duration) var(--ease-out);
  border-radius: 2px;
}

.navbar__link:hover, .navbar__link.active { color: var(--text-primary); }
.navbar__link:hover::after, .navbar__link.active::after { width: 100%; }

.navbar__cta { font-size: 0.875rem; padding: 10px 24px; }

.navbar__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  z-index: 1001;
  padding: 4px;
}

.navbar__toggle span {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--duration) var(--ease-out);
  transform-origin: center;
}

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

.nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transition: all var(--duration) var(--ease-out);
}

.nav-overlay.visible { opacity: 1; visibility: visible; }

/* ===================== HERO ===================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero__bg { position: absolute; inset: 0; z-index: 0; }

.hero__wave {
  position: absolute;
  width: 200%;
  height: 100%;
  opacity: 0.15;
  border-radius: 40%;
}

.hero__wave--1 {
  background: linear-gradient(135deg, #2563eb, #06b6d4, #2563eb);
  top: -60%;
  left: -50%;
  animation: heroWave1 18s ease-in-out infinite;
}

.hero__wave--2 {
  background: linear-gradient(135deg, #7c3aed, #2563eb, #06b6d4);
  top: -50%;
  left: -30%;
  animation: heroWave2 22s ease-in-out infinite;
  opacity: 0.1;
}

.hero__wave--3 {
  background: linear-gradient(135deg, #06b6d4, #3b82f6, #7c3aed);
  top: -70%;
  left: -40%;
  animation: heroWave3 25s ease-in-out infinite;
  opacity: 0.08;
}

@keyframes heroWave1 {
  0%, 100% { transform: rotate(0deg) translate(0, 0); }
  25% { transform: rotate(3deg) translate(20px, -10px); }
  50% { transform: rotate(-2deg) translate(-10px, 15px); }
  75% { transform: rotate(4deg) translate(15px, -5px); }
}

@keyframes heroWave2 {
  0%, 100% { transform: rotate(0deg) translate(0, 0); }
  33% { transform: rotate(-4deg) translate(-15px, 10px); }
  66% { transform: rotate(3deg) translate(10px, -15px); }
}

@keyframes heroWave3 {
  0%, 100% { transform: rotate(0deg); }
  50% { transform: rotate(-5deg) translate(-20px, 10px); }
}

.hero__particles { position: absolute; inset: 0; overflow: hidden; }

.hero__content {
  position: relative;
  z-index: 1;
  padding: 160px 0 100px;
  max-width: 720px;
}

/* Text reveal animation */
.reveal-text__line {
  display: block;
  overflow: hidden;
}

.reveal-text__word {
  display: inline-block;
  transform: translateY(110%);
  transition: transform var(--duration-slower) var(--ease-smooth);
}

.reveal-text.visible .reveal-text__word { transform: translateY(0); }

.reveal-text__line:nth-child(2) .reveal-text__word {
  transition-delay: 0.15s;
}

.hero__title {
  font-size: clamp(2.2rem, 5.5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}

.hero__title-accent {
  background: linear-gradient(135deg, var(--accent-light), #06b6d4);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-style: normal;
}

.hero__subtitle {
  font-size: clamp(1rem, 1.5vw, 1.15rem);
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 40px;
  max-width: 520px;
}

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

.hero__scroll {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.hero__scroll-mouse {
  width: 26px;
  height: 40px;
  border: 2px solid var(--text-muted);
  border-radius: 14px;
  position: relative;
}

.hero__scroll-wheel {
  width: 4px;
  height: 8px;
  background: var(--accent-light);
  border-radius: 4px;
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  animation: scrollWheel 2s ease-in-out infinite;
}

@keyframes scrollWheel {
  0%, 100% { opacity: 1; transform: translateX(-50%) translateY(0); }
  50% { opacity: 0.3; transform: translateX(-50%) translateY(14px); }
}

.hero__scroll-text {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--text-muted);
}

/* ===================== MARQUEE ===================== */
.marquee {
  padding: 24px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
  background: var(--bg-secondary);
}

.marquee__track {
  display: flex;
  gap: 32px;
  white-space: nowrap;
  animation: marqueeScroll 30s linear infinite;
  width: max-content;
  padding-right: 32px;
}

.marquee__item {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.marquee__sep {
  color: var(--accent);
  font-size: 0.7rem;
}

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

/* ===================== WORKS / PROJECTS ===================== */
.works { padding: var(--section-padding) 0; }

.works__filters {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.works__filter {
  font-size: 0.85rem;
  font-weight: 500;
  padding: 10px 24px;
  border-radius: 50px;
  color: var(--text-secondary);
  border: 1px solid var(--border);
  transition: all var(--duration) var(--ease-out);
}

.works__filter:hover {
  color: var(--text-primary);
  border-color: var(--border-hover);
}

.works__filter.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.works__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.works__card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
  background: var(--bg-card);
  border: 1px solid var(--border);
  transition: transform 0.5s var(--ease-out),
              opacity 0.4s var(--ease-out),
              border-color 0.5s var(--ease-out),
              box-shadow 0.5s var(--ease-out);
}

.works__card:hover {
  border-color: var(--border-hover);
  transform: translateY(-6px);
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.4);
}

.works__card.filter-hide {
  display: none;
}

.works__card-img {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16/10;
}

.works__card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s var(--ease-out);
}

.works__card:hover .works__card-img img { transform: scale(1.08); }

.works__card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10, 14, 26, 0.95) 0%, rgba(10, 14, 26, 0.4) 40%, transparent 70%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 28px;
  opacity: 0;
  transition: opacity 0.5s var(--ease-out);
}

.works__card:hover .works__card-overlay { opacity: 1; }

.works__card-tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 5px 12px;
  background: var(--accent);
  border-radius: 50px;
  margin-bottom: 10px;
  width: fit-content;
}

.works__card-overlay-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
  transform: translateY(12px);
  transition: transform 0.5s var(--ease-out) 0.1s;
}

.works__card:hover .works__card-overlay-desc { transform: translateY(0); }

.works__card-info { padding: 20px; }
.works__card-title { font-size: 1.05rem; font-weight: 600; margin-bottom: 4px; }
.works__card-desc { font-size: 0.85rem; color: var(--text-secondary); }

/* ===================== SERVICES ===================== */
.services {
  padding: var(--section-padding) 0;
  background: var(--bg-secondary);
}

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

.services__card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  transition: all var(--duration) var(--ease-out);
  position: relative;
  overflow: hidden;
  transform-style: preserve-3d;
}

.services__card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-light));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--duration-slow) var(--ease-out);
}

.services__card:hover {
  border-color: var(--accent-glow);
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.3), 0 0 48px var(--accent-glow);
}

.services__card:hover::before { transform: scaleX(1); }

.services__card-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(37, 99, 235, 0.1);
  border: 1px solid rgba(37, 99, 235, 0.2);
  border-radius: var(--radius-md);
  margin-bottom: 24px;
  color: var(--accent-light);
  transition: all var(--duration) var(--ease-out);
}

.services__card:hover .services__card-icon {
  background: rgba(37, 99, 235, 0.2);
  border-color: rgba(37, 99, 235, 0.4);
  transform: scale(1.1);
}

.services__card-title { font-size: 1.2rem; font-weight: 600; margin-bottom: 12px; }
.services__card-desc { font-size: 0.9rem; color: var(--text-secondary); line-height: 1.7; }

/* ===================== ABOUT (EXPANDED) ===================== */
.about { padding: var(--section-padding) 0; }

.about__grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 80px;
  align-items: start;
}

.about__title { margin-bottom: 24px; text-align: left; }

.about__desc {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 16px;
  font-size: 0.95rem;
}

.about__values {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-top: 40px;
}

.about__value {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: all var(--duration) var(--ease-out);
}

.about__value:hover {
  border-color: var(--accent-glow);
  transform: translateX(6px);
}

.about__value-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(37, 99, 235, 0.1);
  border-radius: var(--radius-sm);
  color: var(--accent-light);
  flex-shrink: 0;
}

.about__value-title { font-size: 0.95rem; font-weight: 600; margin-bottom: 4px; }
.about__value-desc { font-size: 0.85rem; color: var(--text-secondary); line-height: 1.6; }

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

.about__stat {
  text-align: center;
  padding: 36px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: all var(--duration) var(--ease-out);
  transform-style: preserve-3d;
}

.about__stat:hover {
  border-color: var(--accent-glow);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.25);
}

.about__stat-number {
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 800;
  color: var(--accent-light);
  display: inline;
}

.about__stat-suffix {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  color: var(--accent-light);
}

.about__stat-label { font-size: 0.85rem; color: var(--text-secondary); margin-top: 8px; }

/* ===================== CLIENTS / TESTIMONIAL CAROUSEL ===================== */
.clients {
  padding: var(--section-padding) 0;
  background: var(--bg-secondary);
}

.carousel { position: relative; }

.carousel__viewport {
  overflow: hidden;
  border-radius: var(--radius-lg);
}

.carousel__track {
  display: flex;
  transition: transform 0.6s var(--ease-smooth);
}

.carousel__slide {
  flex: 0 0 100%;
  max-width: 100%;
  padding: 0 12px;
  display: flex;
}

.carousel:focus-visible {
  outline: 2px solid var(--accent-light);
  outline-offset: 4px;
  border-radius: var(--radius-lg);
}

.testimonial-card {
  flex: 1;
  display: flex;
  flex-direction: column;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  transition: transform 0.5s var(--ease-out),
              border-color 0.5s var(--ease-out),
              box-shadow 0.5s var(--ease-out);
  max-width: 680px;
  margin: 0 auto;
  width: 100%;
}

.testimonial-card:hover {
  border-color: var(--accent-glow);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.2);
}

.testimonial-card__stars {
  color: #f59e0b;
  font-size: 1.1rem;
  letter-spacing: 4px;
  margin-bottom: 24px;
}

.testimonial-card__quote p {
  font-size: 1.05rem;
  font-style: italic;
  line-height: 1.8;
  color: var(--text-primary);
  margin-bottom: 28px;
  opacity: 0.95;
}

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

.testimonial-card__avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
  color: #fff;
  flex-shrink: 0;
}

.testimonial-card__name { font-size: 0.95rem; font-weight: 600; }
.testimonial-card__role { font-size: 0.8rem; color: var(--text-muted); margin-top: 2px; }

/* Carousel Navigation */
.carousel__nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  margin-top: 40px;
}

.carousel__btn {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  transition: all var(--duration) var(--ease-out);
}

.carousel__btn:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  transform: scale(1.08);
}

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

.carousel__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--border-hover);
  border: none;
  cursor: pointer;
  transition: all var(--duration) var(--ease-out);
  padding: 0;
}

.carousel__dot.active {
  background: var(--accent);
  width: 32px;
  border-radius: 5px;
}

/* ===================== CTA ===================== */
.cta { padding: 80px 0; }

.cta__content {
  background: linear-gradient(135deg, var(--bg-tertiary), var(--bg-secondary));
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  position: relative;
  overflow: hidden;
}

.cta__content::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
  animation: ctaGlow 6s ease-in-out infinite;
}

@keyframes ctaGlow {
  0%, 100% { opacity: 0.4; transform: scale(1); }
  50% { opacity: 0.7; transform: scale(1.2); }
}

.cta__title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  position: relative;
}

.cta__subtitle { font-size: 1rem; color: var(--text-secondary); margin-top: 8px; position: relative; }
.cta__btn { position: relative; flex-shrink: 0; }

/* ===================== CONTACT ===================== */
.contact {
  padding: var(--section-padding) 0;
  background: var(--bg-primary);
}

.contact__wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.contact__desc { color: var(--text-secondary); line-height: 1.8; margin: 20px 0 32px; }

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

.contact__detail {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-secondary);
}

.contact__detail svg { color: var(--accent-light); flex-shrink: 0; }
.contact__detail a:hover { color: var(--accent-light); }

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

.form-group { position: relative; }

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 20px 20px 8px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.95rem;
  transition: all var(--duration) var(--ease-out);
}

.form-group textarea { resize: vertical; min-height: 120px; }

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

.form-group label {
  position: absolute;
  top: 50%;
  left: 20px;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 0.9rem;
  pointer-events: none;
  transition: all var(--duration) var(--ease-out);
}

.form-group textarea ~ label { top: 20px; transform: none; }

.form-group input:focus ~ label,
.form-group input:not(:placeholder-shown) ~ label {
  top: 8px;
  transform: none;
  font-size: 0.7rem;
  color: var(--accent-light);
}

.form-group textarea:focus ~ label,
.form-group textarea:not(:placeholder-shown) ~ label {
  top: 4px;
  font-size: 0.7rem;
  color: var(--accent-light);
}

.contact__submit { align-self: flex-start; }

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

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  padding-bottom: 48px;
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.1rem;
  margin-bottom: 16px;
}

.footer__tagline { color: var(--text-secondary); font-size: 0.875rem; line-height: 1.7; margin-bottom: 24px; }

.footer__social { display: flex; gap: 12px; }

.footer__social-link {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 50%;
  color: var(--text-secondary);
  transition: all var(--duration) var(--ease-out);
}

.footer__social-link:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  transform: translateY(-3px);
}

.footer__heading {
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 20px;
}

.footer__links ul,
.footer__contact-col ul {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer__links a,
.footer__contact-col a {
  font-size: 0.875rem;
  color: var(--text-secondary);
  transition: color var(--duration) var(--ease-out), transform var(--duration) var(--ease-out);
  display: inline-block;
}

.footer__links a:hover,
.footer__contact-col a:hover {
  color: var(--accent-light);
  transform: translateX(4px);
}

.footer__newsletter p { font-size: 0.875rem; color: var(--text-secondary); margin-bottom: 16px; line-height: 1.6; }

.footer__newsletter-form {
  display: flex;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 50px;
  overflow: hidden;
  transition: border-color var(--duration) var(--ease-out);
}

.footer__newsletter-form:focus-within { border-color: var(--accent); }

.footer__newsletter-form input {
  flex: 1;
  padding: 12px 20px;
  background: transparent;
  color: var(--text-primary);
  font-size: 0.875rem;
  min-width: 0;
}

.footer__newsletter-form input::placeholder { color: var(--text-muted); }

.footer__newsletter-form button {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent);
  color: #fff;
  border-radius: 50%;
  margin: 3px;
  transition: all var(--duration) var(--ease-out);
  flex-shrink: 0;
}

.footer__newsletter-form button:hover { background: var(--accent-hover); }

.footer__bottom {
  padding: 24px 0;
  border-top: 1px solid var(--border);
  text-align: center;
}

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

/* ===================== SCROLL TO TOP ===================== */
.scroll-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 50%;
  color: var(--text-secondary);
  z-index: 900;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all var(--duration) var(--ease-out);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.scroll-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.scroll-top:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  transform: translateY(-4px);
  box-shadow: 0 8px 24px var(--accent-glow);
}

.scroll-top__progress {
  position: absolute;
  inset: -1px;
  width: 50px;
  height: 50px;
  transform: rotate(-90deg);
}

.scroll-top__progress circle {
  stroke: var(--accent);
  stroke-dasharray: 125.66;
  stroke-dashoffset: 125.66;
  transition: stroke-dashoffset 0.1s linear;
}

/* ===================== SCROLL REVEAL ===================== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--duration-slow) var(--ease-out),
              transform var(--duration-slow) var(--ease-out);
}

.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal--delay-1 { transition-delay: 0.15s; }
.reveal--delay-2 { transition-delay: 0.3s; }
.reveal--delay-3 { transition-delay: 0.45s; }

/* Stagger animation for grid children */
.works__card.reveal:nth-child(1) { transition-delay: 0.05s; }
.works__card.reveal:nth-child(2) { transition-delay: 0.1s; }
.works__card.reveal:nth-child(3) { transition-delay: 0.15s; }
.works__card.reveal:nth-child(4) { transition-delay: 0.2s; }
.works__card.reveal:nth-child(5) { transition-delay: 0.25s; }
.works__card.reveal:nth-child(6) { transition-delay: 0.3s; }
.works__card.reveal:nth-child(7) { transition-delay: 0.35s; }
.works__card.reveal:nth-child(8) { transition-delay: 0.4s; }

/* ===================== PARTICLES ===================== */
.particle {
  position: absolute;
  width: 4px;
  height: 4px;
  background: var(--accent-light);
  border-radius: 50%;
  opacity: 0;
  animation: particleFloat linear infinite;
  pointer-events: none;
}

@keyframes particleFloat {
  0% { opacity: 0; transform: translateY(0) scale(0); }
  10% { opacity: 0.6; transform: scale(1); }
  90% { opacity: 0.2; }
  100% { opacity: 0; transform: translateY(-100vh) scale(0); }
}

/* ===================== RESPONSIVE ===================== */
@media (max-width: 992px) {
  :root { --section-padding: 80px; }

  .navbar__nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 360px;
    height: 100vh;
    height: 100dvh;
    background: rgba(10, 14, 26, 0.98);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    flex-direction: column;
    justify-content: center;
    gap: 28px;
    padding: 40px;
    transition: right var(--duration) var(--ease-out);
    border-left: 1px solid var(--border);
    z-index: 1000;
  }

  .navbar__nav.open { right: 0; }
  .navbar__link { font-size: 1.2rem; }
  .navbar__cta { display: none; }
  .navbar__toggle { display: flex; }

  .hero__content { padding: 140px 0 80px; }
  .works__grid { gap: 16px; }

  .services__grid { grid-template-columns: repeat(2, 1fr); }
  .services__card:last-child { grid-column: 1 / -1; max-width: 400px; justify-self: center; }

  .about__grid { grid-template-columns: 1fr; gap: 48px; }
  .about__title { text-align: center; }
  .about__stats { grid-template-columns: repeat(2, 1fr); }

  .cta__content { flex-direction: column; text-align: center; padding: 48px 32px; }
  .contact__wrapper { grid-template-columns: 1fr; gap: 48px; }
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 36px; }
}

@media (max-width: 576px) {
  :root { --section-padding: 64px; --container-padding: 16px; }

  .hero__title { font-size: 2rem; }
  .hero__content { padding: 120px 0 60px; }
  .hero__actions { flex-direction: column; align-items: stretch; }
  .hero__actions .btn { justify-content: center; }

  .carousel__btn { width: 40px; height: 40px; }
  .carousel__nav { gap: 16px; margin-top: 28px; }

  .works__grid { grid-template-columns: 1fr; }
  .works__filters { gap: 6px; }
  .works__filter { padding: 8px 16px; font-size: 0.8rem; }

  .services__grid { grid-template-columns: 1fr; }
  .services__card:last-child { grid-column: span 1; max-width: 100%; }

  .about__stats { grid-template-columns: 1fr 1fr; }
  .about__stat { padding: 24px 16px; }

  .testimonial-card { padding: 28px 20px; }
  .testimonial-card__quote p { font-size: 0.95rem; margin-bottom: 20px; }

  .cta__content { padding: 40px 24px; }

  .footer__grid { grid-template-columns: 1fr; gap: 32px; }
  .footer__brand { text-align: center; }
  .footer__social { justify-content: center; }

  .btn--lg { padding: 14px 28px; font-size: 0.9rem; }

  .scroll-top { bottom: 20px; right: 20px; }
}

/* ===================== REDUCED MOTION ===================== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
  .reveal, .reveal-text__word { opacity: 1; transform: none; }
  .hero__wave { animation: none; }
  .loader__bar-fill { animation: none; width: 100%; }
  .marquee__track { animation: none; }
  .cursor { display: none !important; }
}