:root {
  --bg: #07070b;
  --bg-2: #0d0d14;
  --surface: #12121a;
  --card: #16161f;
  --line: rgba(255, 255, 255, 0.08);
  --text: #f4f4f7;
  --muted: #9a9aa8;
  --accent: #8b7dff;
  --accent-2: #5aa7ff;
  --accent-soft: rgba(139, 125, 255, 0.14);
  --danger: #f07178;
  --ok: #6ecf9b;
  --radius: 18px;
  --header: 76px;
  --font: "Outfit", system-ui, sans-serif;
  --display: "Syne", "Outfit", sans-serif;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.35);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header) + 12px);
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

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

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

[hidden] {
  display: none !important;
}

h1,
h2,
h3 {
  font-family: var(--display);
  line-height: 1.12;
  letter-spacing: -0.03em;
  margin: 0 0 0.6em;
  font-weight: 700;
}

p {
  margin: 0 0 1em;
  color: var(--muted);
}

p:last-child {
  margin-bottom: 0;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -4rem;
  background: var(--text);
  color: var(--bg);
  padding: 0.6rem 1rem;
  z-index: 100;
  border-radius: 8px;
}

.skip-link:focus {
  top: 1rem;
}

.container {
  width: min(1120px, calc(100% - 2.4rem));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(18px);
  background: rgba(7, 7, 11, 0.78);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  width: min(1120px, calc(100% - 2.4rem));
  margin-inline: auto;
  min-height: var(--header);
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-family: var(--display);
  font-weight: 700;
  letter-spacing: -0.03em;
}

.brand img {
  width: 40px;
  height: 40px;
}

.nav-desktop {
  display: none;
  gap: 1.35rem;
  margin-left: auto;
  font-size: 0.92rem;
  color: var(--muted);
}

.nav-desktop a {
  position: relative;
}

.nav-desktop a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease;
}

.nav-desktop a:hover,
.nav-desktop a:focus-visible {
  color: var(--text);
}

.nav-desktop a:hover::after,
.nav-desktop a:focus-visible::after {
  transform: scaleX(1);
}

[hidden] {
  display: none !important;
}

.btn.header-cta {
  display: none;
  flex-shrink: 0;
}

.nav-toggle {
  margin-left: auto;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  background: transparent;
  border-radius: 10px;
  display: grid;
  place-content: center;
  gap: 5px;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 1.5px;
  background: var(--text);
  transition: 0.2s ease;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

.nav-mobile {
  border-top: 1px solid var(--line);
  padding: 1rem 1.2rem 1.4rem;
  background: rgba(7, 7, 11, 0.96);
}

.nav-mobile nav {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.nav-mobile a {
  color: var(--text);
  font-size: 1.05rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 48px;
  padding: 0.75rem 1.25rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-family: var(--font);
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

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

.btn-primary {
  background: linear-gradient(120deg, var(--accent), #6f8dff 55%, var(--accent-2));
  color: #0b0b12;
  box-shadow: 0 10px 30px rgba(90, 167, 255, 0.18);
}

.btn-primary:hover {
  box-shadow: 0 14px 36px rgba(139, 125, 255, 0.28);
}

.btn-ghost {
  background: transparent;
  border-color: var(--line);
  color: var(--text);
}

.btn-ghost:hover {
  border-color: rgba(139, 125, 255, 0.45);
  background: var(--accent-soft);
}

.btn-sm {
  min-height: 42px;
  padding: 0.5rem 1rem;
  font-size: 0.88rem;
}

.hero {
  position: relative;
  overflow: hidden;
  padding: 4.5rem 0 5.5rem;
  min-height: calc(100vh - var(--header));
  display: flex;
  align-items: center;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at 30% 20%, black 20%, transparent 72%);
  pointer-events: none;
}

.hero-glow {
  position: absolute;
  width: 42rem;
  height: 42rem;
  right: -10%;
  top: -20%;
  background: radial-gradient(circle, rgba(139, 125, 255, 0.22), transparent 62%);
  pointer-events: none;
}

.hero-layout {
  position: relative;
  display: grid;
  gap: 3rem;
}

.eyebrow {
  color: var(--accent);
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 600;
  margin-bottom: 1.1rem;
}

.hero h1 {
  font-size: clamp(2.4rem, 6vw, 4.6rem);
  max-width: 14ch;
  margin-bottom: 1rem;
}

.lead {
  max-width: 38rem;
  font-size: 1.08rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 2rem;
}

.device {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 20px;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.device-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--line);
  background: #0c0c12;
}

.device-bar span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #3a3a48;
}

.device-bar span:nth-child(1) { background: #5a5470; }
.device-bar span:nth-child(2) { background: #6b6288; }
.device-bar span:nth-child(3) { background: #7a89b8; }

.device-bar em {
  margin-left: 0.6rem;
  font-style: normal;
  font-size: 0.75rem;
  color: var(--muted);
  letter-spacing: 0.04em;
}

.device-body {
  padding: 1.2rem;
}

.ui-row {
  display: flex;
  gap: 0.45rem;
  margin-bottom: 1rem;
}

.ui-chip {
  font-size: 0.72rem;
  padding: 0.28rem 0.6rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--muted);
}

.ui-chip.accent {
  color: var(--text);
  border-color: transparent;
  background: linear-gradient(120deg, var(--accent-soft), rgba(90, 167, 255, 0.16));
}

.ui-canvas {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1rem;
  background:
    linear-gradient(180deg, rgba(139, 125, 255, 0.08), transparent 40%),
    #101018;
}

.ui-line {
  height: 8px;
  border-radius: 99px;
  background: rgba(255, 255, 255, 0.08);
  margin-bottom: 0.55rem;
}

.w-80 { width: 80%; }
.w-55 { width: 55%; }

.ui-blocks {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 0.55rem;
  margin-top: 1rem;
}

.ui-blocks div {
  height: 64px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line);
}

.ui-blocks div:first-child {
  background: linear-gradient(160deg, rgba(139, 125, 255, 0.28), rgba(90, 167, 255, 0.08));
}

.ui-code {
  margin: 1rem 0 0;
  padding: 1rem;
  background: #0a0a10;
  border-radius: 12px;
  border: 1px solid var(--line);
  font-size: 0.78rem;
  line-height: 1.55;
  overflow: auto;
  color: #c9c9d6;
}

.ui-code .cmt { color: #6e6e80; }
.ui-code .kw { color: #8b7dff; }
.ui-code .str { color: #7eb8ff; }

.section {
  padding: 5.5rem 0;
}

.section-alt {
  background: linear-gradient(180deg, var(--bg-2), var(--bg));
  border-block: 1px solid var(--line);
}

.section-head {
  margin-bottom: 2.6rem;
  max-width: 40rem;
}

.section-index {
  font-family: var(--display);
  color: var(--accent);
  letter-spacing: 0.18em;
  font-size: 0.78rem;
  margin-bottom: 0.7rem;
}

.section h2 {
  font-size: clamp(1.9rem, 4vw, 2.8rem);
}

.section-lead {
  margin-top: 0.8rem;
}

.about-grid,
.contact-grid {
  display: grid;
  gap: 2.4rem;
}

.about-copy p {
  font-size: 1.06rem;
}

.about-points {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1rem;
}

.about-points li {
  padding: 1.1rem 1.15rem;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.about-points strong {
  display: block;
  font-family: var(--display);
  margin-bottom: 0.25rem;
}

.about-points span {
  color: var(--muted);
  font-size: 0.95rem;
}

.services-grid,
.diff-grid,
.portfolio-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1rem;
}

.service-card,
.diff-grid li,
.portfolio-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.35rem 1.3rem 1.45rem;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.service-card:hover,
.diff-grid li:hover,
.portfolio-card:hover {
  transform: translateY(-4px);
  border-color: rgba(139, 125, 255, 0.38);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.28);
}

.service-card h3,
.diff-grid h3,
.portfolio-card h3 {
  font-size: 1.15rem;
  margin-bottom: 0.45rem;
}

.icon {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  margin-bottom: 1rem;
  color: var(--accent);
  background: var(--accent-soft);
}

.icon svg {
  width: 22px;
  height: 22px;
}

.portfolio-card {
  display: flex;
  flex-direction: column;
  min-height: 100%;
  padding: 0;
  overflow: hidden;
}

.portfolio-media {
  aspect-ratio: 16 / 10;
  background:
    linear-gradient(145deg, rgba(139, 125, 255, 0.18), rgba(90, 167, 255, 0.05) 40%, #12121a),
    repeating-linear-gradient(-45deg, transparent, transparent 10px, rgba(255, 255, 255, 0.02) 10px, rgba(255, 255, 255, 0.02) 11px);
  display: grid;
  place-items: center;
  color: var(--muted);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.portfolio-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.portfolio-body {
  padding: 1.15rem 1.2rem 1.3rem;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  flex: 1;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.tags span {
  font-size: 0.72rem;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.2rem 0.55rem;
}

.portfolio-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: auto;
}

.slot-card .portfolio-media {
  color: rgba(255, 255, 255, 0.35);
}

.diff-mark {
  display: block;
  font-family: var(--display);
  font-size: 0.78rem;
  color: var(--accent);
  letter-spacing: 0.12em;
  margin-bottom: 0.7rem;
}

.cta-band {
  position: relative;
  padding: 5.5rem 0;
  background:
    radial-gradient(ellipse at 20% 0%, rgba(139, 125, 255, 0.22), transparent 50%),
    radial-gradient(ellipse at 90% 100%, rgba(90, 167, 255, 0.16), transparent 46%),
    #0b0b12;
  border-block: 1px solid var(--line);
  text-align: center;
}

.cta-inner {
  max-width: 44rem;
}

.cta-band h2 {
  font-size: clamp(2rem, 5vw, 3.3rem);
}

.cta-band p {
  margin-bottom: 1.8rem;
}

.contact-form,
.contact-aside {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 1.5rem;
}

.field {
  margin-bottom: 1rem;
}

.field label {
  display: block;
  font-size: 0.88rem;
  margin-bottom: 0.4rem;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  border: 1px solid var(--line);
  background: #0e0e16;
  color: var(--text);
  border-radius: 12px;
  padding: 0.85rem 0.95rem;
  font: inherit;
}

.field textarea {
  resize: vertical;
  min-height: 140px;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: 2px solid rgba(139, 125, 255, 0.55);
  outline-offset: 1px;
}

.field.is-invalid input,
.field.is-invalid select,
.field.is-invalid textarea {
  border-color: var(--danger);
}

.field-error {
  color: var(--danger);
  font-size: 0.82rem;
  margin-top: 0.35rem;
}

.hp {
  position: absolute;
  left: -9999px;
  height: 0;
  overflow: hidden;
}

.form-status {
  min-height: 1.4em;
  font-size: 0.92rem;
  margin-bottom: 0.8rem;
}

.form-status.is-ok { color: var(--ok); }
.form-status.is-error { color: var(--danger); }

.form-note {
  margin-top: 0.9rem;
  font-size: 0.82rem;
}

.contact-block + .contact-block {
  margin-top: 1.6rem;
  padding-top: 1.6rem;
  border-top: 1px solid var(--line);
}

.contact-block h3 {
  font-size: 1.05rem;
}

.contact-mail {
  display: inline-block;
  margin-top: 0.4rem;
  color: var(--accent-2);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.social-list {
  list-style: none;
  margin: 0.4rem 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.social-list a {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.45rem 0.85rem;
  font-size: 0.9rem;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.social-list a:hover {
  border-color: rgba(90, 167, 255, 0.5);
  background: rgba(90, 167, 255, 0.08);
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 2.4rem 0 2.8rem;
}

.footer-inner p {
  max-width: 28rem;
  margin: 0.8rem 0;
}

.copyright {
  color: #6c6c7a;
  font-size: 0.85rem;
}

.project-dialog {
  border: none;
  padding: 0;
  background: transparent;
  max-width: min(560px, calc(100% - 2rem));
}

.project-dialog::backdrop {
  background: rgba(4, 4, 8, 0.72);
}

.dialog-panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 1.2rem;
  position: relative;
}

.dialog-panel img {
  width: 100%;
  border-radius: 12px;
  margin-bottom: 1rem;
  max-height: 220px;
  object-fit: cover;
  background: #101018;
}

.dialog-close {
  position: absolute;
  top: 0.7rem;
  right: 0.8rem;
  width: 36px;
  height: 36px;
  border: 0;
  background: rgba(0, 0, 0, 0.45);
  color: var(--text);
  border-radius: 50%;
  font-size: 1.4rem;
  cursor: pointer;
}

code {
  font-size: 0.85em;
  color: #c5c5d6;
}

@media (min-width: 860px) {
  .nav-desktop {
    display: flex;
  }

  .btn.header-cta {
    display: inline-flex;
  }

  .nav-toggle,
  .nav-mobile {
    display: none !important;
  }

  .hero-layout {
    grid-template-columns: 1.15fr 0.85fr;
    align-items: center;
  }

  .about-grid {
    grid-template-columns: 1.1fr 0.9fr;
  }

  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .service-card-wide {
    grid-column: span 3;
  }

  .portfolio-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

  .diff-wide {
    grid-column: span 2;
  }

  .contact-grid {
    grid-template-columns: 1.15fr 0.85fr;
    align-items: start;
  }
}

@media (max-width: 859px) {
  .service-card-wide,
  .diff-wide {
    grid-column: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .btn,
  .service-card,
  .diff-grid li,
  .portfolio-card,
  .nav-desktop a::after {
    transition: none;
  }
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}