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

:root {
  --color-bg:        #0a0a0f;
  --color-surface:   #111118;
  --color-card:      #16161f;
  --color-border:    rgba(255,255,255,0.08);
  --color-accent:    #7c5cfc;
  --color-accent-2:  #c471ed;
  --color-text:      #e8e8f0;
  --color-muted:     #8888a0;
  --color-label:     #c471ed;

  --radius-sm:  8px;
  --radius-md:  16px;
  --radius-lg:  24px;

  --font: 'Inter', system-ui, sans-serif;
  --transition: 0.22s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

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

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

/* =====================
   UTILITIES
   ===================== */
.container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}

.section { padding: 100px 0; }

.section__header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 64px;
}

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

.section__title {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: #fff;
  margin-bottom: 16px;
}

.section__sub {
  color: var(--color-muted);
  font-size: 1.05rem;
}

/* =====================
   BUTTONS
   ===================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  white-space: nowrap;
}

.btn--primary {
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-2));
  color: #fff;
  box-shadow: 0 4px 24px rgba(124,92,252,0.35);
}
.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(124,92,252,0.5);
}

.btn--outline {
  background: transparent;
  color: var(--color-text);
  border: 1.5px solid var(--color-border);
}
.btn--outline:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.btn--ghost {
  background: rgba(255,255,255,0.06);
  color: var(--color-text);
}
.btn--ghost:hover {
  background: rgba(255,255,255,0.1);
}

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

/* =====================
   LOGO
   ===================== */
.logo {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.03em;
}
.logo__di    { color: #fff; }
.logo__vizion { color: var(--color-accent); }

/* =====================
   HEADER
   ===================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 18px 0;
  transition: background var(--transition), box-shadow var(--transition);
}

.header.scrolled {
  background: rgba(10,10,15,0.9);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 var(--color-border);
}

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

.nav {
  display: flex;
  gap: 32px;
  margin-left: auto;
}

.nav__link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-muted);
  transition: color var(--transition);
}
.nav__link:hover { color: #fff; }

.header__cta { margin-left: 12px; }

.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  margin-left: auto;
}
.burger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: var(--transition);
}

/* =====================
   HERO
   ===================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 120px 0 80px;
}

.hero__inner {
  position: relative;
  z-index: 2;
  max-width: 760px;
}

.hero__tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  background: rgba(124,92,252,0.12);
  border: 1px solid rgba(124,92,252,0.3);
  border-radius: 100px;
  padding: 6px 16px;
  margin-bottom: 28px;
}
.hero__tag::before {
  content: '';
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-accent);
}

.hero__title {
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: #fff;
  margin-bottom: 24px;
}
.hero__title em {
  font-style: normal;
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__sub {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--color-muted);
  max-width: 540px;
  margin-bottom: 40px;
  line-height: 1.75;
}

.hero__actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* Blobs */
.hero__bg { position: absolute; inset: 0; z-index: 1; pointer-events: none; }

.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.18;
}
.blob--1 {
  width: 600px;
  height: 600px;
  background: var(--color-accent);
  top: -150px;
  right: -100px;
}
.blob--2 {
  width: 400px;
  height: 400px;
  background: var(--color-accent-2);
  bottom: 0;
  right: 200px;
}

/* =====================
   SERVICES
   ===================== */
.services { background: var(--color-surface); }

.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.service-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 36px 30px;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}
.service-card:hover {
  border-color: rgba(124,92,252,0.4);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(124,92,252,0.12);
}

.service-card__icon {
  width: 52px;
  height: 52px;
  color: var(--color-accent);
  margin-bottom: 20px;
}
.service-card__icon svg { width: 100%; height: 100%; }

.service-card__title {
  font-size: 1.1rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

.service-card__text {
  font-size: 0.9rem;
  color: var(--color-muted);
  line-height: 1.7;
}

/* =====================
   ABOUT
   ===================== */
.about__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about__visual {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: auto auto;
  gap: 16px;
}

.about__card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 32px 24px;
  text-align: center;
  transition: border-color var(--transition);
}
.about__card:hover { border-color: rgba(124,92,252,0.4); }

.about__card--1 { grid-column: 1; }
.about__card--2 { grid-column: 2; }
.about__card--3 { grid-column: 1 / -1; }

.about__stat {
  font-size: 2.8rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 6px;
}

.about__stat-label {
  font-size: 0.82rem;
  color: var(--color-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.about__content .section__label { display: block; margin-bottom: 12px; }
.about__content .section__title { text-align: left; margin-bottom: 20px; }

.about__text {
  color: var(--color-muted);
  margin-bottom: 16px;
  font-size: 1rem;
  line-height: 1.8;
}

.about__content .btn { margin-top: 8px; }

/* =====================
   CONTACT
   ===================== */
.contact { background: var(--color-surface); }

.contact__inner {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 64px;
  align-items: start;
}

/* Form */
.contact-form { display: flex; flex-direction: column; gap: 20px; }

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

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

.form-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text);
}
.req { color: var(--color-accent); }

.form-input {
  background: var(--color-card);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 13px 16px;
  font-family: var(--font);
  font-size: 0.95rem;
  color: var(--color-text);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
  width: 100%;
}

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

.form-input:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(124,92,252,0.15);
}

.form-select {
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%238888a0' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 42px;
}

.form-select option { background: var(--color-card); color: var(--color-text); }

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

.form-success {
  display: none;
  background: rgba(34,197,94,0.1);
  border: 1px solid rgba(34,197,94,0.3);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  color: #4ade80;
  font-size: 0.9rem;
  font-weight: 500;
}
.form-success.visible { display: block; }

/* Contact Info */
.contact-info {
  display: flex;
  flex-direction: column;
  gap: 28px;
  padding-top: 8px;
}

.contact-info__item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.contact-info__icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  background: rgba(124,92,252,0.1);
  border: 1px solid rgba(124,92,252,0.2);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
}
.contact-info__icon svg { width: 20px; height: 20px; }

.contact-info__label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-muted);
  margin-bottom: 3px;
}

.contact-info__value {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text);
}

.contact-info__socials {
  display: flex;
  gap: 12px;
  margin-top: 8px;
}

.social-link {
  width: 44px;
  height: 44px;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-muted);
  transition: color var(--transition), border-color var(--transition), transform var(--transition);
}
.social-link:hover {
  color: var(--color-accent);
  border-color: rgba(124,92,252,0.4);
  transform: translateY(-2px);
}
.social-link svg { width: 18px; height: 18px; }

/* =====================
   FOOTER
   ===================== */
.footer {
  border-top: 1px solid var(--color-border);
  padding: 36px 0;
}

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

.footer__nav {
  display: flex;
  gap: 28px;
  margin-left: auto;
}

.footer__link {
  font-size: 0.85rem;
  color: var(--color-muted);
  transition: color var(--transition);
}
.footer__link:hover { color: #fff; }

.footer__copy {
  font-size: 0.8rem;
  color: var(--color-muted);
  width: 100%;
}

/* =====================
   LEGAL PAGES
   ===================== */
.legal-page {
  padding: 140px 0 100px;
  min-height: 100vh;
}

.legal-page__header {
  margin-bottom: 56px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--color-border);
}

.legal-page__header .section__label { display: block; margin-bottom: 12px; }

.legal-page__header h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: #fff;
  margin-bottom: 12px;
}

.legal-page__header .last-updated {
  font-size: 0.85rem;
  color: var(--color-muted);
}

.legal-body {
  max-width: 780px;
}

.legal-body h2 {
  font-size: 1.25rem;
  font-weight: 700;
  color: #fff;
  margin: 40px 0 12px;
  letter-spacing: -0.01em;
}

.legal-body h2:first-child { margin-top: 0; }

.legal-body p {
  color: var(--color-muted);
  font-size: 0.95rem;
  line-height: 1.85;
  margin-bottom: 14px;
}

.legal-body ul, .legal-body ol {
  color: var(--color-muted);
  font-size: 0.95rem;
  line-height: 1.85;
  padding-left: 20px;
  margin-bottom: 14px;
}

.legal-body li { margin-bottom: 6px; }

.legal-body a {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.legal-body a:hover { color: var(--color-accent-2); }

.legal-body strong { color: var(--color-text); font-weight: 600; }

.legal-back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-muted);
  margin-bottom: 40px;
  transition: color var(--transition);
}
.legal-back:hover { color: var(--color-accent); }
.legal-back svg { width: 16px; height: 16px; }

/* =====================
   RESPONSIVE
   ===================== */
@media (max-width: 960px) {
  .services__grid { grid-template-columns: repeat(2, 1fr); }
  .about__inner { grid-template-columns: 1fr; gap: 48px; }
  .about__visual { max-width: 480px; }
  .contact__inner { grid-template-columns: 1fr; gap: 48px; }
}

@media (max-width: 700px) {
  .section { padding: 72px 0; }
  .services__grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }

  .nav { display: none; flex-direction: column; position: fixed; inset: 0; background: rgba(10,10,15,0.97); align-items: center; justify-content: center; gap: 36px; z-index: 99; }
  .nav.open { display: flex; }
  .nav__link { font-size: 1.4rem; color: var(--color-text); }
  .header__cta { display: none; }
  .burger { display: flex; z-index: 101; }

  .footer__nav { margin-left: 0; }
  .footer__copy { margin-top: 8px; }

  .about__visual { grid-template-columns: 1fr 1fr; }
  .about__card--3 { grid-column: 1 / -1; }
}