/* Palette seed: КІ ПОІНТС → hue 103 */
:root {
  --bg: hsl(323, 35%, 9%);
  --text: hsl(323, 20%, 96%);
  --accent: hsl(103, 83%, 54%);
  --accent-two: hsl(211, 81%, 56%);
  --panel: color-mix(in srgb, var(--bg) 72%, hsl(323, 22%, 18%));
  --muted: color-mix(in srgb, var(--text) 62%, transparent);
  --line: color-mix(in srgb, var(--text) 14%, transparent);
  --radius: 16px;
  --header-h: 64px;
  --max-w: 1180px;
  --font: "Manrope", system-ui, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body.grid {
  font-family: var(--font);
  background-color: var(--bg);
  background-image:
    radial-gradient(circle at 21% 15%, color-mix(in srgb, var(--accent) 20%, transparent), transparent 55%),
    radial-gradient(circle at 79% 7%, color-mix(in srgb, var(--accent-two) 18%, transparent), transparent 50%);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
}

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

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

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

ol {
  list-style: none;
}

/* Header — full-width bar */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg) 75%, transparent);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  max-width: var(--max-w);
  width: 100%;
  margin: 0 auto;
  padding: 14px 16px;
  min-height: var(--header-h);
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  white-space: nowrap;
}

.logo-mark {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--accent), var(--accent-two));
  color: var(--bg);
  font-weight: 900;
  font-size: 1.1rem;
}

.logo-name {
  font-size: 0.95rem;
  letter-spacing: 0.02em;
}

.nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--muted);
  transition: color 0.2s;
}

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

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.lang-toggle {
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: transparent;
  font-size: 0.8rem;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s;
}

.lang-toggle:hover {
  background: color-mix(in srgb, var(--text) 8%, transparent);
  border-color: color-mix(in srgb, var(--text) 24%, transparent);
}

.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 40px;
  height: 40px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: transparent;
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.25s, opacity 0.25s;
}

.menu-toggle[aria-expanded="true"] span:first-child {
  transform: translateY(4px) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] span:last-child {
  transform: translateY(-4px) rotate(-45deg);
}

/* Main */
main {
  max-width: var(--max-w);
  width: 100%;
  margin: 0 auto;
  padding: 0 16px 80px;
}

section {
  padding: 72px 0;
}

.section-head {
  margin-bottom: 36px;
}

.section-head--row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
}

.section-head h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 800;
  letter-spacing: -0.02em;
}

.section-head p {
  margin-top: 12px;
  max-width: 520px;
  color: var(--muted);
}

.section-note {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--accent);
  margin-top: 0 !important;
}

/* Hero — centered shell + inline card bar */
.hero {
  padding-top: 48px;
}

.hero-shell {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 56px 32px 0;
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 8px);
  background: color-mix(in srgb, var(--panel) 50%, transparent);
  overflow: hidden;
}

.tag {
  display: inline-block;
  margin-bottom: 20px;
  padding: 6px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}

.hero h1 {
  font-size: clamp(2rem, 4.5vw, 3rem);
  font-weight: 900;
  line-height: 1.14;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
  max-width: 780px;
}

.hero-text {
  color: var(--muted);
  font-size: 1.05rem;
  max-width: 640px;
  margin-bottom: 32px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
  margin-bottom: 48px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.92rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn.primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-two));
  color: var(--bg);
  box-shadow: 0 8px 32px color-mix(in srgb, var(--accent) 30%, transparent);
}

.btn.primary:hover {
  box-shadow: 0 12px 40px color-mix(in srgb, var(--accent-two) 35%, transparent);
}

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

.btn.secondary:hover {
  background: color-mix(in srgb, var(--text) 6%, transparent);
}

.hero-card {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  width: 100%;
  padding: 28px 32px;
  border-top: 1px solid var(--line);
  background: linear-gradient(
    90deg,
    color-mix(in srgb, var(--accent) 12%, var(--panel)),
    color-mix(in srgb, var(--accent-two) 12%, var(--panel))
  );
}

.hero-card-letter {
  font-size: 2.8rem;
  font-weight: 900;
  line-height: 1;
  background: linear-gradient(135deg, var(--accent), var(--accent-two));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-card-words {
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

/* Profile — card with aside stats */
.profile-card {
  display: grid;
  grid-template-columns: 280px 1fr;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--panel);
}

.profile-aside {
  padding: 36px 28px;
  border-right: 1px solid var(--line);
  background: color-mix(in srgb, var(--accent) 6%, var(--panel));
}

.profile-aside h2 {
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 28px;
}

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

.profile-stats li {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
}

.profile-stats li:last-child {
  padding-bottom: 0;
  border-bottom: none;
}

.profile-stats strong {
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--accent-two);
  line-height: 1.1;
}

.profile-stats span {
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.profile-body {
  padding: 36px 40px;
  display: flex;
  align-items: center;
}

.profile-body p {
  color: var(--muted);
  font-size: 1.05rem;
}

/* Areas — bento grid */
.areas-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.area-card {
  padding: 24px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--panel) 60%, transparent);
  transition: transform 0.2s, border-color 0.2s;
}

.area-card--featured {
  grid-column: span 2;
  grid-row: span 2;
  padding: 36px 32px;
  background: color-mix(in srgb, var(--panel) 45%, var(--accent) 10%);
  border-color: color-mix(in srgb, var(--accent) 22%, var(--line));
}

.area-card--featured h3 {
  font-size: 1.15rem;
}

.area-card--wide {
  grid-column: span 3;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 8px 20px;
  align-items: start;
  background: color-mix(in srgb, var(--panel) 50%, var(--accent-two) 8%);
}

.area-card--wide .area-num {
  grid-row: span 2;
  margin-bottom: 0;
  align-self: center;
}

.area-card:nth-child(3),
.area-card:nth-child(5) {
  background: color-mix(in srgb, var(--panel) 55%, var(--accent-two) 6%);
}

.area-card:hover {
  transform: translateY(-3px);
  border-color: color-mix(in srgb, var(--accent) 28%, var(--line));
}

.area-num {
  display: block;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 12px;
}

.area-card h3 {
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1.35;
  margin-bottom: 8px;
}

.area-card p {
  font-size: 0.85rem;
  color: var(--muted);
  line-height: 1.5;
}

/* Process — vertical timeline */
.timeline {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0;
  padding-left: 8px;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 27px;
  top: 24px;
  bottom: 24px;
  width: 2px;
  background: linear-gradient(to bottom, var(--accent), var(--accent-two));
  opacity: 0.45;
}

.step {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 24px;
  padding: 24px 0;
}

.step-marker {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  border: 2px solid color-mix(in srgb, var(--accent) 50%, var(--line));
  background: var(--panel);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  color: var(--accent-two);
}

.step-body {
  padding: 12px 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--panel) 70%, transparent);
  transition: border-color 0.2s, transform 0.2s;
}

.step-body:hover {
  border-color: color-mix(in srgb, var(--accent-two) 30%, var(--line));
  transform: translateX(4px);
}

.step-body h3 {
  font-size: 1.1rem;
  font-weight: 800;
  margin-bottom: 8px;
}

.step-body p {
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.55;
}

/* Contact — sidebar + form */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 40px;
  align-items: start;
}

.contact-cards {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.contact-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 20px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  transition: border-color 0.2s;
}

.contact-item:hover {
  border-color: color-mix(in srgb, var(--accent) 30%, var(--line));
}

.contact-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.contact-item a,
.contact-item span:last-child {
  font-size: 0.95rem;
  font-weight: 500;
}

.contact-item a:hover {
  color: var(--accent);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 32px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--panel) 80%, var(--accent-two) 4%);
}

.contact-form label {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--muted);
}

.contact-form input,
.contact-form textarea {
  padding: 12px 16px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: color-mix(in srgb, var(--bg) 60%, transparent);
  outline: none;
  transition: border-color 0.2s;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: color-mix(in srgb, var(--accent) 50%, var(--line));
}

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

.contact-form .btn {
  align-self: flex-start;
  border: none;
}

/* Footer */
.footer {
  max-width: var(--max-w);
  width: 100%;
  margin: 0 auto;
  padding: 24px 16px 40px;
  border-top: 1px solid var(--line);
  text-align: center;
}

.footer p {
  font-size: 0.85rem;
  color: var(--muted);
}

/* Responsive */
@media (max-width: 980px) {
  .nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 12px 16px;
    background: color-mix(in srgb, var(--panel) 97%, transparent);
    border-bottom: 1px solid var(--line);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s, transform 0.25s;
  }

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

  .nav a {
    padding: 14px 16px;
    border-radius: 10px;
  }

  .nav a:hover {
    background: color-mix(in srgb, var(--text) 6%, transparent);
  }

  .menu-toggle {
    display: flex;
  }

  .profile-card {
    grid-template-columns: 1fr;
  }

  .profile-aside {
    border-right: none;
    border-bottom: 1px solid var(--line);
  }

  .profile-stats {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .profile-stats li {
    flex: 1;
    min-width: 100px;
    padding-bottom: 0;
    border-bottom: none;
  }

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

  .area-card--featured {
    grid-column: span 2;
    grid-row: span 1;
  }

  .area-card--wide {
    grid-column: span 2;
    display: block;
  }

  .contact-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 620px) {
  section {
    padding: 52px 0;
  }

  .hero-shell {
    padding: 40px 20px 0;
  }

  .hero-card {
    flex-direction: column;
    gap: 12px;
    padding: 24px 20px;
  }

  .hero-actions {
    flex-direction: column;
    width: 100%;
    max-width: 320px;
  }

  .hero-actions .btn {
    width: 100%;
  }

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

  .area-card--featured,
  .area-card--wide {
    grid-column: span 1;
  }

  .timeline::before {
    left: 23px;
  }

  .step {
    grid-template-columns: 48px 1fr;
    gap: 16px;
  }

  .step-marker {
    width: 48px;
    height: 48px;
    font-size: 0.65rem;
  }

  .step-body {
    padding: 16px 18px;
  }

  .profile-body {
    padding: 28px 24px;
  }
}