/* ===== Variables ===== */
:root {
  --bg: #0a0e14;
  --bg-elevated: #111820;
  --bg-card: #151d28;
  --bg-card-hover: #1a2433;
  --border: rgba(0, 212, 170, 0.12);
  --border-strong: rgba(0, 212, 170, 0.25);
  --text: #e8edf4;
  --text-muted: #8b9cb3;
  --accent: #00d4aa;
  --accent-dim: #00a888;
  --accent-glow: rgba(0, 212, 170, 0.35);
  --accent-secondary: #3d8bff;
  --gradient: linear-gradient(135deg, #00d4aa 0%, #3d8bff 100%);
  --gradient-text: linear-gradient(135deg, #00d4aa 20%, #5eead4 50%, #3d8bff 100%);
  --radius: 12px;
  --radius-lg: 20px;
  --shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 40px var(--accent-glow);
  --font-display: 'Unbounded', sans-serif;
  --font-body: 'Onest', sans-serif;
  --header-h: 72px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-h);
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img, svg {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

button, input, select, textarea {
  font: inherit;
  color: inherit;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 100px 0;
  position: relative;
}

.section__tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}

.section__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 16px;
}

.section__desc {
  color: var(--text-muted);
  font-size: 1.1rem;
  max-width: 520px;
}

.section__header {
  margin-bottom: 56px;
}

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

/* ===== Background Effects ===== */
.bg-grid {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 212, 170, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 212, 170, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  z-index: 0;
}

.bg-glow {
  position: fixed;
  border-radius: 50%;
  filter: blur(120px);
  pointer-events: none;
  z-index: 0;
}

.bg-glow--1 {
  width: 500px;
  height: 500px;
  background: rgba(0, 212, 170, 0.08);
  top: -100px;
  right: -100px;
}

.bg-glow--2 {
  width: 400px;
  height: 400px;
  background: rgba(61, 139, 255, 0.06);
  bottom: 20%;
  left: -150px;
}

/* ===== Header ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--header-h);
  transition: background var(--transition), backdrop-filter var(--transition), box-shadow var(--transition);
}

.header.scrolled {
  background: rgba(10, 14, 20, 0.85);
  backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 var(--border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
}

.logo__icon {
  width: 32px;
  height: 32px;
  color: var(--accent);
}

.logo__accent {
  color: var(--accent);
}

.logo--sm {
  font-size: 1rem;
}

.logo--sm .logo__icon {
  width: 28px;
  height: 28px;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav__links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color var(--transition);
}

.nav__links a:hover {
  color: var(--text);
}

.nav__cta {
  padding: 10px 20px !important;
  background: var(--gradient);
  color: var(--bg) !important;
  border-radius: 8px;
  font-weight: 600 !important;
}

.nav__cta:hover {
  opacity: 0.9;
  color: var(--bg) !important;
}

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

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

.nav__burger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav__burger.active span:nth-child(2) {
  opacity: 0;
}

.nav__burger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: 10px;
  border: none;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition), opacity var(--transition);
}

.btn--primary {
  background: var(--gradient);
  color: var(--bg);
  box-shadow: 0 4px 20px var(--accent-glow);
}

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

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

.btn--ghost:hover {
  background: rgba(0, 212, 170, 0.08);
  border-color: var(--accent);
}

.btn--lg {
  padding: 18px 36px;
  font-size: 1.05rem;
}

.btn--full {
  width: 100%;
}

/* ===== Hero ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--header-h);
  position: relative;
  z-index: 1;
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  padding: 60px 0 80px;
}

.hero__badge {
  display: inline-block;
  padding: 8px 16px;
  background: rgba(0, 212, 170, 0.1);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--accent);
  margin-bottom: 24px;
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 24px;
}

.hero__desc {
  color: var(--text-muted);
  font-size: 1.15rem;
  max-width: 480px;
  margin-bottom: 36px;
}

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

.hero__stats {
  display: flex;
  gap: 40px;
}

.stat {
  display: flex;
  flex-direction: column;
}

.stat__num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}

.stat__plus,
.stat__suffix {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
}

.stat__label {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 4px;
}

/* Hero 3D Cube */
.hero__visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 400px;
}

.cube-scene {
  perspective: 800px;
  width: 200px;
  height: 200px;
  position: relative;
}

.cube {
  width: 100%;
  height: 100%;
  position: relative;
  transform-style: preserve-3d;
  animation: cubeRotate 20s linear infinite;
}

.cube__face {
  position: absolute;
  width: 200px;
  height: 200px;
  border: 2px solid var(--accent);
  background: rgba(0, 212, 170, 0.05);
  backdrop-filter: blur(4px);
}

.cube__face--front  { transform: rotateY(0deg) translateZ(100px); }
.cube__face--back   { transform: rotateY(180deg) translateZ(100px); }
.cube__face--right  { transform: rotateY(90deg) translateZ(100px); }
.cube__face--left   { transform: rotateY(-90deg) translateZ(100px); }
.cube__face--top    { transform: rotateX(90deg) translateZ(100px); }
.cube__face--bottom { transform: rotateX(-90deg) translateZ(100px); }

@keyframes cubeRotate {
  from { transform: rotateX(-15deg) rotateY(0deg); }
  to   { transform: rotateX(-15deg) rotateY(360deg); }
}

.scan-line {
  position: absolute;
  left: -20%;
  right: -20%;
  height: 3px;
  background: var(--gradient);
  box-shadow: 0 0 20px var(--accent-glow);
  animation: scanMove 3s ease-in-out infinite;
  opacity: 0.8;
}

@keyframes scanMove {
  0%, 100% { top: 10%; opacity: 0.3; }
  50%      { top: 90%; opacity: 1; }
}

.hero__cards {
  position: absolute;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.mini-card {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 18px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.85rem;
  font-weight: 500;
  box-shadow: var(--shadow);
  animation: float 4s ease-in-out infinite;
}

.mini-card--1 {
  top: 10%;
  right: 0;
  animation-delay: 0s;
}

.mini-card--2 {
  bottom: 15%;
  left: -10%;
  animation-delay: 2s;
}

.mini-card__icon {
  font-size: 1.2rem;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-10px); }
}

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

.service-card {
  position: relative;
  padding: 36px 28px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.service-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow);
}

.service-card--featured {
  background: linear-gradient(160deg, rgba(0, 212, 170, 0.12) 0%, var(--bg-card) 60%);
  border-color: var(--border-strong);
}

.service-card__badge {
  position: absolute;
  top: 20px;
  right: 20px;
  padding: 4px 12px;
  background: var(--accent);
  color: var(--bg);
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: 100px;
}

.service-card__icon {
  width: 56px;
  height: 56px;
  color: var(--accent);
  margin-bottom: 20px;
}

.service-card h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.service-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 20px;
}

.service-card__list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.service-card__list li {
  font-size: 0.85rem;
  color: var(--text-muted);
  padding-left: 16px;
  position: relative;
}

.service-card__list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
}

/* ===== Materials ===== */
.materials {
  padding: 60px 0;
}

.materials__inner {
  text-align: center;
  padding: 48px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}

.materials__title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 600;
  margin-bottom: 32px;
}

.materials__tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

.material-tag {
  padding: 10px 20px;
  background: rgba(0, 212, 170, 0.08);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text);
  transition: background var(--transition), border-color var(--transition);
}

.material-tag:hover {
  background: rgba(0, 212, 170, 0.15);
  border-color: var(--accent);
}

/* ===== Process ===== */
.process__steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
}

.process__steps::before {
  content: '';
  position: absolute;
  top: 36px;
  left: 12.5%;
  right: 12.5%;
  height: 2px;
  background: linear-gradient(90deg, var(--accent) 0%, var(--accent-secondary) 100%);
  opacity: 0.3;
}

.process-step {
  text-align: center;
  position: relative;
  z-index: 1;
}

.process-step__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 72px;
  height: 72px;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--accent);
  background: var(--bg);
  border: 2px solid var(--border-strong);
  border-radius: 50%;
  margin-bottom: 20px;
}

.process-step h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.process-step p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* ===== Portfolio ===== */
.portfolio-video {
  margin-bottom: 40px;
}

.portfolio-video__frame {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-strong);
  background: var(--bg-card);
  box-shadow: var(--shadow);
}

.portfolio-video__player {
  display: block;
  width: 100%;
  max-height: 520px;
  object-fit: cover;
  background: #000;
}

.portfolio-video__caption {
  margin-top: 12px;
  text-align: center;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.portfolio-gallery {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.gallery-item {
  position: relative;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg-card);
  cursor: pointer;
  aspect-ratio: 4 / 3;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.gallery-item--wide {
  grid-column: span 2;
  aspect-ratio: 2 / 1;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease;
}

.gallery-item:hover {
  transform: translateY(-4px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow);
}

.gallery-item:hover img {
  transform: scale(1.06);
}

.gallery-item__overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: flex-end;
  padding: 14px;
  background: linear-gradient(to top, rgba(10, 14, 20, 0.85) 0%, transparent 55%);
  opacity: 0;
  transition: opacity var(--transition);
}

.gallery-item:hover .gallery-item__overlay,
.gallery-item:focus-visible .gallery-item__overlay {
  opacity: 1;
}

.gallery-item__tag {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  padding: 4px 10px;
  background: rgba(0, 212, 170, 0.15);
  border: 1px solid var(--border-strong);
  border-radius: 100px;
}

/* ===== Lightbox ===== */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px 72px;
  background: rgba(10, 14, 20, 0.92);
  backdrop-filter: blur(12px);
}

.lightbox[hidden] {
  display: none;
}

.lightbox__content {
  max-width: 1100px;
  width: 100%;
  margin: 0;
}

.lightbox__img {
  width: 100%;
  max-height: calc(100vh - 140px);
  object-fit: contain;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.lightbox__caption {
  margin-top: 14px;
  text-align: center;
  font-size: 0.95rem;
  color: var(--text-muted);
}

.lightbox__close {
  position: absolute;
  top: 20px;
  right: 24px;
  width: 44px;
  height: 44px;
  border: 1px solid var(--border);
  border-radius: 50%;
  background: var(--bg-card);
  color: var(--text);
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  transition: border-color var(--transition), color var(--transition);
}

.lightbox__close:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.lightbox__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  border: 1px solid var(--border);
  border-radius: 50%;
  background: var(--bg-card);
  color: var(--text);
  font-size: 1.75rem;
  line-height: 1;
  cursor: pointer;
  transition: border-color var(--transition), color var(--transition), background var(--transition);
}

.lightbox__nav:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(0, 212, 170, 0.1);
}

.lightbox__nav--prev { left: 16px; }
.lightbox__nav--next { right: 16px; }

/* ===== About ===== */
.about__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about__content p {
  color: var(--text-muted);
  margin-bottom: 16px;
}

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

.about__feature {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 500;
}

.about__feature svg {
  width: 24px;
  height: 24px;
  color: var(--accent);
  flex-shrink: 0;
}

.about__frame {
  aspect-ratio: 1;
  max-width: 400px;
  margin: 0 auto;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.printer-animation {
  width: 160px;
  height: 200px;
  position: relative;
}

.printer-bed {
  position: absolute;
  bottom: 20px;
  left: 10px;
  right: 10px;
  height: 8px;
  background: var(--border-strong);
  border-radius: 4px;
}

.printer-nozzle {
  position: absolute;
  top: 30px;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 30px;
  background: var(--accent);
  border-radius: 4px 4px 0 0;
  animation: nozzleMove 4s ease-in-out infinite;
}

.printer-nozzle::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 8px;
  background: var(--accent);
  opacity: 0.6;
}

@keyframes nozzleMove {
  0%, 100% { left: 30%; }
  50%      { left: 70%; }
}

.printer-layer {
  position: absolute;
  bottom: 28px;
  left: 20px;
  right: 20px;
  height: 0;
  background: rgba(0, 212, 170, 0.3);
  border: 1px solid var(--accent);
  border-radius: 2px;
  animation: layerGrow 4s ease-in-out infinite;
}

.printer-layer--1 { animation-delay: 0s; }
.printer-layer--2 { animation-delay: 0.5s; }
.printer-layer--3 { animation-delay: 1s; }
.printer-layer--4 { animation-delay: 1.5s; }

@keyframes layerGrow {
  0%, 20%   { height: 0; opacity: 0; }
  30%, 80%  { height: 12px; opacity: 1; }
  90%, 100% { height: 12px; opacity: 0.5; }
}

.printer-layer--1 { bottom: 28px; }
.printer-layer--2 { bottom: 42px; }
.printer-layer--3 { bottom: 56px; }
.printer-layer--4 { bottom: 70px; }

/* ===== CTA Banner ===== */
.cta-banner {
  padding: 60px 0;
}

.cta-banner__inner {
  text-align: center;
  padding: 64px 48px;
  background: linear-gradient(135deg, rgba(0, 212, 170, 0.15) 0%, rgba(61, 139, 255, 0.1) 100%);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
}

.cta-banner__inner h2 {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  margin-bottom: 12px;
}

.cta-banner__inner p {
  color: var(--text-muted);
  font-size: 1.1rem;
  margin-bottom: 28px;
}

/* ===== Contact ===== */
.contact__inner {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 60px;
  align-items: start;
}

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

.contact__link {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-muted);
  transition: color var(--transition);
}

.contact__link:hover {
  color: var(--accent);
}

.contact__link--placeholder {
  cursor: default;
  opacity: 0.55;
}

.contact__link--placeholder:hover {
  color: var(--text-muted);
}

.contact__link svg {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
  color: var(--accent);
}

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

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text-muted);
  transition: color var(--transition), border-color var(--transition), background var(--transition);
}

.social-link:hover {
  color: var(--accent);
  border-color: var(--accent);
  background: rgba(0, 212, 170, 0.08);
}

.social-link--placeholder {
  cursor: default;
  opacity: 0.45;
}

.social-link--placeholder:hover {
  color: var(--text-muted);
  border-color: var(--border);
  background: var(--bg-card);
}

.social-link svg {
  width: 20px;
  height: 20px;
}

.contact__form {
  padding: 36px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

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

.form-group--full {
  grid-column: 1 / -1;
}

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

.form-group input,
.form-group select,
.form-group textarea {
  padding: 14px 16px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  transition: border-color var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.form-note {
  grid-column: 1 / -1;
  font-size: 0.75rem;
  color: var(--text-muted);
  text-align: center;
}

.form-group--hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
}

.btn:disabled {
  opacity: 0.65;
  cursor: not-allowed;
  transform: none;
}

/* ===== Footer ===== */
.footer {
  padding: 40px 0;
  border-top: 1px solid var(--border);
  position: relative;
  z-index: 1;
}

.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.footer__copy {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.footer__tagline {
  font-size: 0.85rem;
  color: var(--accent);
  font-style: italic;
}

/* ===== Toast ===== */
.toast {
  position: fixed;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  padding: 16px 28px;
  background: var(--bg-card);
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  font-weight: 500;
  box-shadow: var(--shadow-glow);
  opacity: 0;
  transition: transform 0.4s ease, opacity 0.4s ease;
  z-index: 200;
  pointer-events: none;
}

.toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

/* ===== Reveal Animation ===== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .hero__inner,
  .about__inner {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero__desc,
  .section__desc {
    margin-left: auto;
    margin-right: auto;
  }

  .hero__actions,
  .hero__stats {
    justify-content: center;
  }

  .hero__visual {
    order: -1;
    min-height: 320px;
  }

  .services__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .portfolio-gallery {
    grid-template-columns: repeat(2, 1fr);
  }

  .gallery-item--wide {
    grid-column: span 2;
  }

  .process__steps {
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
  }

  .process__steps::before {
    display: none;
  }

  .contact__inner {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .section {
    padding: 72px 0;
  }

  .nav__burger {
    display: flex;
  }

  .nav__links {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: rgba(10, 14, 20, 0.98);
    backdrop-filter: blur(16px);
    padding: 24px;
    border-bottom: 1px solid var(--border);
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition), opacity var(--transition);
  }

  .nav__links.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
  }

  .nav__links li {
    width: 100%;
  }

  .nav__links a {
    display: block;
    padding: 14px 0;
    border-bottom: 1px solid var(--border);
  }

  .nav__cta {
    margin-top: 8px;
    text-align: center;
  }

  .services__grid {
    grid-template-columns: 1fr;
  }

  .portfolio-gallery {
    grid-template-columns: 1fr;
  }

  .gallery-item--wide {
    grid-column: span 1;
    aspect-ratio: 4 / 3;
  }

  .lightbox {
    padding: 16px 48px;
  }

  .lightbox__nav--prev { left: 8px; }
  .lightbox__nav--next { right: 8px; }

  .process__steps {
    grid-template-columns: 1fr;
  }

  .contact__form {
    grid-template-columns: 1fr;
    padding: 24px;
  }

  .hero__stats {
    gap: 24px;
  }

  .footer__inner {
    flex-direction: column;
    text-align: center;
  }

  .mini-card--2 {
    left: 0;
  }
}

@media (max-width: 480px) {
  .hero__actions {
    flex-direction: column;
  }

  .hero__actions .btn {
    width: 100%;
  }

  .materials__inner {
    padding: 32px 20px;
  }

  .cta-banner__inner {
    padding: 40px 24px;
  }
}