@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700;800&family=Inter:wght@300;400;500;600&display=swap');

:root {
  --color-bg-dark: #0a0a0f;
  --color-bg-mid: #0f0f1a;
  --color-glass: rgba(255, 255, 255, 0.07);
  --color-glass-border: rgba(255, 255, 255, 0.12);
  --color-accent-blue: #A8D8EA;
  --color-accent-purple: #7B5EA7;
  --color-accent-lime: #C8F560;
  --color-text-primary: #F0F0F5;
  --color-text-muted: #8A8A9A;
  --blur-glass: blur(20px);
  --radius-card: 20px;
  --shadow-glow: 0 0 40px rgba(168, 216, 234, 0.15);
  --shadow-glow-strong: 0 0 60px rgba(168, 216, 234, 0.25);
  --shadow-glow-lime: 0 0 40px rgba(200, 245, 96, 0.2);
  --shadow-glow-pain: 0 0 40px rgba(255, 100, 100, 0.1);
  --transition-smooth: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --max-width: 1400px;
  --header-height: 80px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background-color: var(--color-bg-dark);
  color: var(--color-text-primary);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
}

::selection {
  background: var(--color-accent-blue);
  color: var(--color-bg-dark);
}

img, svg {
  max-width: 100%;
  height: auto;
}

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

ul {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

input, textarea, select {
  font-family: inherit;
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: 24px;
}

.section {
  padding-block: 100px;
}

.section--sm {
  padding-block: 60px;
}

.section--lg {
  padding-block: 140px;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Space Grotesk', sans-serif;
  line-height: 1.15;
  font-weight: 700;
}

h1 { font-size: clamp(2.4rem, 5vw, 4.5rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 3rem); }
h3 { font-size: clamp(1.3rem, 2.5vw, 1.9rem); }
h4 { font-size: 1.25rem; }

p {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  line-height: 1.75;
}

.text-gradient {
  background: linear-gradient(135deg, var(--color-accent-blue), var(--color-accent-purple), var(--color-accent-lime));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-center { text-align: center; }
.text-primary { color: var(--color-text-primary); }
.text-muted { color: var(--color-text-muted); }

.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent-blue);
  margin-bottom: 1rem;
}

.section-title {
  margin-bottom: 1rem;
}

.section-sub {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  max-width: 600px;
}

.section-header {
  margin-bottom: 60px;
}

.section-header--center {
  text-align: center;
}

.section-header--center .section-sub {
  margin-inline: auto;
}

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.grid-5 { display: grid; grid-template-columns: repeat(5, 1fr); gap: 24px; }

.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.flex-col { flex-direction: column; }
.gap-8 { gap: 8px; }
.gap-16 { gap: 16px; }
.gap-24 { gap: 24px; }
.gap-32 { gap: 32px; }
.gap-48 { gap: 48px; }

/* ─── BACKGROUND MESH ─── */
.bg-mesh {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
}

.bg-mesh__blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.18;
  animation: blobFloat 20s ease-in-out infinite;
}

.bg-mesh__blob--1 {
  width: 700px;
  height: 700px;
  background: var(--color-accent-blue);
  top: -200px;
  left: -200px;
  animation-delay: 0s;
  animation-duration: 25s;
}

.bg-mesh__blob--2 {
  width: 600px;
  height: 600px;
  background: var(--color-accent-purple);
  top: 40%;
  right: -150px;
  animation-delay: -8s;
  animation-duration: 20s;
}

.bg-mesh__blob--3 {
  width: 500px;
  height: 500px;
  background: #1a1a2e;
  bottom: -100px;
  left: 30%;
  animation-delay: -15s;
  animation-duration: 30s;
}

.bg-mesh__blob--4 {
  width: 400px;
  height: 400px;
  background: var(--color-accent-blue);
  top: 60%;
  left: -100px;
  animation-delay: -5s;
  animation-duration: 22s;
}

/* ─── HEADER ─── */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  display: flex;
  align-items: center;
  transition: var(--transition-smooth);
}

.header--scrolled {
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-glass-border);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.header__nav {
  display: flex;
  align-items: center;
  gap: 40px;
}

.header__logo {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 800;
  font-size: 1.3rem;
  background: linear-gradient(135deg, var(--color-accent-blue), var(--color-accent-purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  white-space: nowrap;
  flex-shrink: 0;
}

.header__menu {
  flex: 1;
  display: flex;
  justify-content: center;
}

.header__nav-list {
  display: flex;
  align-items: center;
  gap: 8px;
}

.header__nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text-muted);
  padding: 8px 16px;
  border-radius: 10px;
  transition: var(--transition-smooth);
  display: flex;
  align-items: center;
  gap: 6px;
  background: none;
  border: none;
  cursor: pointer;
}

.header__nav-link:hover,
.header__nav-link--active {
  color: var(--color-text-primary);
  background: var(--color-glass);
}

.header__nav-item {
  position: relative;
}

.header__dropdown {
  position: absolute;
  top: calc(100% + 12px);
  left: 50%;
  transform: translateX(-50%) translateY(-8px);
  background: rgba(15, 15, 26, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--color-glass-border);
  border-radius: 16px;
  padding: 12px;
  min-width: 260px;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition-smooth);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.header__nav-item:hover .header__dropdown,
.header__nav-item--open .header__dropdown {
  opacity: 1;
  pointer-events: all;
  transform: translateX(-50%) translateY(0);
}

.header__dropdown-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-radius: 10px;
  transition: var(--transition-smooth);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-muted);
}

.header__dropdown-item:hover {
  background: var(--color-glass);
  color: var(--color-text-primary);
}

.header__dropdown-mini {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
}

.header__dropdown-arrow {
  width: 14px;
  height: 14px;
  transition: transform 0.2s ease;
}

.header__nav-item:hover .header__dropdown-arrow,
.header__nav-item--open .header__dropdown-arrow {
  transform: rotate(180deg);
}

.header__actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-shrink: 0;
}

.header__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  cursor: pointer;
  background: none;
  border: none;
}

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

.header__hamburger--open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.header__hamburger--open span:nth-child(2) {
  opacity: 0;
}

.header__hamburger--open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.header__mobile-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(10, 10, 15, 0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 24px;
  opacity: 0;
  transition: opacity 0.35s ease;
}

.header__mobile-overlay--open {
  display: flex;
  opacity: 1;
}

.header__mobile-nav {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 24px;
}

.header__mobile-link {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text-primary);
  padding: 12px 24px;
  border-radius: 12px;
  transition: var(--transition-smooth);
  text-align: center;
  width: 100%;
  max-width: 300px;
}

.header__mobile-link:hover {
  background: var(--color-glass);
  color: var(--color-accent-blue);
}

/* ─── LANG TOGGLE ─── */
.lang-toggle {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  background: var(--color-glass);
  border: 1px solid var(--color-glass-border);
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-primary);
  cursor: pointer;
  transition: var(--transition-smooth);
}

.lang-toggle:hover {
  background: rgba(168, 216, 234, 0.15);
  border-color: var(--color-accent-blue);
}

/* ─── HERO ─── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: var(--header-height);
}

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

.hero__text {
  z-index: 1;
}

.hero__label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent-blue);
  margin-bottom: 24px;
  padding: 8px 16px;
  background: rgba(168, 216, 234, 0.1);
  border: 1px solid rgba(168, 216, 234, 0.2);
  border-radius: 20px;
}

.hero__h1 {
  font-size: clamp(2.8rem, 5.5vw, 5rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 24px;
}

.hero__sub {
  font-size: 1.15rem;
  color: var(--color-text-muted);
  max-width: 520px;
  margin-bottom: 40px;
  line-height: 1.8;
}

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

.hero__mascot {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  animation: floatSVG 6s ease-in-out infinite;
}

.hero__mascot svg {
  filter: drop-shadow(0 0 40px rgba(168, 216, 234, 0.4));
  width: min(100%, 480px);
  height: auto;
}

.hero__particles {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

/* ─── TICKER ─── */
.ticker {
  overflow: hidden;
  background: rgba(168, 216, 234, 0.06);
  border-top: 1px solid rgba(168, 216, 234, 0.12);
  border-bottom: 1px solid rgba(168, 216, 234, 0.12);
  padding-block: 14px;
  white-space: nowrap;
}

.ticker__track {
  display: inline-flex;
  animation: ticker 30s linear infinite;
}

.ticker__item {
  display: inline-flex;
  align-items: center;
  gap: 24px;
  padding-right: 60px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-accent-blue);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.ticker__item::after {
  content: '•';
  color: var(--color-accent-purple);
  font-size: 1.2rem;
}

/* ─── FOOTER ─── */
.footer {
  background: var(--color-bg-mid);
  border-top: 1px solid var(--color-glass-border);
  padding-top: 80px;
  padding-bottom: 40px;
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 60px;
  margin-bottom: 60px;
}

.footer__logo {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 800;
  font-size: 1.2rem;
  background: linear-gradient(135deg, var(--color-accent-blue), var(--color-accent-purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: inline-block;
  margin-bottom: 16px;
}

.footer__tagline {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  margin-bottom: 24px;
}

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

.footer__social-link {
  width: 40px;
  height: 40px;
  background: var(--color-glass);
  border: 1px solid var(--color-glass-border);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-smooth);
  color: var(--color-text-muted);
  font-size: 1rem;
}

.footer__social-link:hover {
  background: rgba(168, 216, 234, 0.15);
  border-color: var(--color-accent-blue);
  color: var(--color-accent-blue);
}

.footer__col h4 {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-primary);
  margin-bottom: 20px;
}

.footer__col ul {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer__col ul a {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  transition: var(--transition-smooth);
}

.footer__col ul a:hover {
  color: var(--color-accent-blue);
}

.footer__bottom {
  border-top: 1px solid var(--color-glass-border);
  padding-top: 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

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

/* ─── PAGE HERO (service pages etc) ─── */
.page-hero {
  padding-top: calc(var(--header-height) + 80px);
  padding-bottom: 80px;
  text-align: center;
  position: relative;
}

.page-hero__mascot {
  width: 200px;
  height: auto;
  margin: 0 auto 32px;
  display: block;
  filter: drop-shadow(0 0 30px rgba(168, 216, 234, 0.35));
  animation: floatSVG 5s ease-in-out infinite;
}

/* ─── RESPONSIVE ─── */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-5 { grid-template-columns: repeat(3, 1fr); }
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 40px; }
}

@media (max-width: 768px) {
  .section { padding-block: 64px; }
  .section--lg { padding-block: 80px; }

  h1 { font-size: 2.2rem; }
  h2 { font-size: 1.6rem; }

  .header__menu { display: none; }
  .header__actions .btn--cta { display: none; }
  .header__hamburger { display: flex; }

  .hero__content {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 40px;
  }

  .hero__h1 { font-size: 2.4rem; }
  .hero__sub { margin-inline: auto; }
  .hero__ctas { justify-content: center; }
  .hero__mascot { order: -1; }
  .hero__mascot svg { width: min(100%, 300px); }

  .grid-2, .grid-3, .grid-5 { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; gap: 32px; }

  .container { padding-inline: 16px; }
}

@media (max-width: 480px) {
  .hero__h1 { font-size: 2rem; }
  .hero__ctas { flex-direction: column; }
  .hero__ctas .btn { width: 100%; text-align: center; }
}

@media (min-width: 1440px) {
  .hero__h1 { font-size: 5rem; }
}