/* ==============================
   PATAGONIK — style.css
   ============================== */

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

:root {
  --c-bg:        #09090b;
  --c-surface:   #111113;
  --c-surface2:  #18181b;
  --c-border:    #27272a;
  --c-text:      #fafafa;
  --c-muted:     #a1a1aa;
  --c-accent:    #6366f1;
  --c-accent2:   #8b5cf6;
  --c-green:     #22c55e;
  --radius:      14px;
  --nav-h:       68px;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--c-bg);
  color: var(--c-text);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ---- Utils ---- */
.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

.gradient-text {
  background: linear-gradient(135deg, var(--c-accent), var(--c-accent2), #ec4899);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 15px;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: all .2s ease;
}
.btn--primary {
  background: linear-gradient(135deg, var(--c-accent), var(--c-accent2));
  color: #fff;
  box-shadow: 0 0 24px rgba(99,102,241,.35);
}
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 0 36px rgba(99,102,241,.5); }
.btn--ghost {
  background: transparent;
  color: var(--c-muted);
  border: 1px solid var(--c-border);
}
.btn--ghost:hover { color: var(--c-text); border-color: var(--c-accent); }
.btn--outline-sm {
  background: transparent;
  color: var(--c-text);
  border: 1px solid var(--c-border);
  padding: 8px 18px;
  font-size: 14px;
}
.btn--outline-sm:hover { border-color: var(--c-accent); color: var(--c-accent); }
.btn--lg { padding: 16px 32px; font-size: 16px; }
.btn--full { width: 100%; justify-content: center; }

/* ---- NAV ---- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  border-bottom: 1px solid transparent;
  transition: all .3s ease;
}
.nav.scrolled {
  background: rgba(9,9,11,.85);
  backdrop-filter: blur(16px);
  border-bottom-color: var(--c-border);
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}
.nav__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}
.logo-mark {
  width: 34px;
  height: 34px;
  background: linear-gradient(135deg, var(--c-accent), var(--c-accent2));
  border-radius: 8px;
  display: grid;
  place-items: center;
  font-weight: 900;
  font-size: 18px;
  color: #fff;
}
.logo-text {
  font-size: 20px;
  font-weight: 700;
  color: var(--c-text);
  letter-spacing: -0.5px;
}
.nav__links {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav__links a {
  color: var(--c-muted);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: color .2s;
}
.nav__links a:hover { color: var(--c-text); }

.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(--c-muted);
  border-radius: 2px;
  transition: all .3s;
}

/* ---- HERO ---- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--nav-h);
  overflow: hidden;
}
.hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--c-border) 1px, transparent 1px),
    linear-gradient(90deg, var(--c-border) 1px, transparent 1px);
  background-size: 60px 60px;
  opacity: .3;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 40%, transparent 100%);
}
.hero__orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: .25;
}
.hero__orb--1 {
  width: 600px; height: 600px;
  background: var(--c-accent);
  top: -100px; left: -100px;
}
.hero__orb--2 {
  width: 500px; height: 500px;
  background: var(--c-accent2);
  bottom: -100px; right: -50px;
}
.hero__content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 80px 24px;
}
.hero__badge {
  display: inline-block;
  background: var(--c-surface2);
  border: 1px solid var(--c-border);
  border-radius: 100px;
  padding: 6px 16px;
  font-size: 13px;
  color: var(--c-muted);
  margin-bottom: 32px;
}
.hero__title {
  font-size: clamp(40px, 7vw, 80px);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -2px;
  margin-bottom: 24px;
}
.hero__sub {
  max-width: 560px;
  margin: 0 auto 40px;
  font-size: 18px;
  color: var(--c-muted);
  line-height: 1.7;
}
.hero__cta {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 72px;
}
.hero__stats {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0;
  flex-wrap: wrap;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 24px 48px;
  gap: 0;
  display: inline-flex;
}
.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0 36px;
}
.stat__num {
  font-size: 32px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--c-accent), var(--c-accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stat__label {
  font-size: 12px;
  color: var(--c-muted);
  margin-top: 2px;
}
.stat__divider {
  width: 1px;
  height: 40px;
  background: var(--c-border);
}

/* ---- SECTIONS ---- */
.section {
  padding: 100px 0;
}
.section--dark {
  background: var(--c-surface);
}
.section__header {
  text-align: center;
  margin-bottom: 64px;
}
.section__tag {
  display: inline-block;
  background: rgba(99,102,241,.12);
  color: var(--c-accent);
  border: 1px solid rgba(99,102,241,.25);
  border-radius: 100px;
  padding: 4px 14px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .5px;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.section__title {
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 800;
  letter-spacing: -1px;
  line-height: 1.15;
  margin-bottom: 16px;
}
.section__sub {
  color: var(--c-muted);
  font-size: 17px;
  max-width: 520px;
  margin: 0 auto;
}

/* ---- SERVICES GRID ---- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.service-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 32px;
  transition: all .25s ease;
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--c-accent), var(--c-accent2));
  opacity: 0;
  transition: opacity .25s;
}
.service-card:hover { border-color: rgba(99,102,241,.4); transform: translateY(-4px); }
.service-card:hover::before { opacity: 1; }
.service-card--featured {
  grid-column: span 1;
  background: linear-gradient(135deg, rgba(99,102,241,.08), rgba(139,92,246,.08));
  border-color: rgba(99,102,241,.3);
}
.service-card__icon {
  font-size: 32px;
  margin-bottom: 16px;
}
.service-card h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 12px;
}
.service-card p {
  color: var(--c-muted);
  font-size: 14px;
  line-height: 1.7;
  margin-bottom: 20px;
}
.service-card__list {
  list-style: none;
  margin-bottom: 24px;
}
.service-card__list li {
  font-size: 13px;
  color: var(--c-muted);
  padding: 4px 0;
  padding-left: 20px;
  position: relative;
}
.service-card__list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--c-green);
  font-weight: 700;
}
.service-card__link {
  color: var(--c-accent);
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  transition: gap .2s;
}
.service-card__link:hover { text-decoration: underline; }

/* ---- PROCESS ---- */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
}
.process-step {
  background: var(--c-surface2);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 36px 28px;
  position: relative;
}
.process-step__num {
  font-size: 48px;
  font-weight: 900;
  color: rgba(99,102,241,.2);
  line-height: 1;
  margin-bottom: 16px;
}
.process-step h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
}
.process-step p {
  color: var(--c-muted);
  font-size: 14px;
  line-height: 1.7;
}

/* ---- ABOUT ---- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.about__text p {
  color: var(--c-muted);
  margin-bottom: 16px;
  font-size: 16px;
  line-height: 1.75;
}
.about__text strong { color: var(--c-text); }
.about__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 24px;
}
.tag {
  background: var(--c-surface2);
  border: 1px solid var(--c-border);
  border-radius: 6px;
  padding: 4px 12px;
  font-size: 12px;
  font-weight: 500;
  color: var(--c-muted);
}
.about__visual {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.about__card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  transition: border-color .2s;
}
.about__card:hover { border-color: rgba(99,102,241,.4); }
.about__card--wide { flex: 1; }
.about__card-icon { font-size: 28px; }
.about__card strong {
  display: block;
  font-size: 16px;
  margin-bottom: 2px;
}
.about__card span {
  font-size: 13px;
  color: var(--c-muted);
}

/* ---- CTA BAND ---- */
.cta-band {
  background: linear-gradient(135deg, rgba(99,102,241,.15), rgba(139,92,246,.15));
  border-top: 1px solid rgba(99,102,241,.2);
  border-bottom: 1px solid rgba(99,102,241,.2);
  padding: 72px 0;
  position: relative;
  overflow: hidden;
}
.cta-band__orb {
  position: absolute;
  width: 400px; height: 400px;
  background: var(--c-accent);
  border-radius: 50%;
  filter: blur(120px);
  opacity: .1;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
}
.cta-band__inner {
  position: relative;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 32px;
  flex-wrap: wrap;
}
.cta-band h2 {
  font-size: 32px;
  font-weight: 800;
  margin-bottom: 8px;
}
.cta-band p { color: var(--c-muted); font-size: 16px; }

/* ---- CONTACT ---- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 80px;
  align-items: start;
}
.contact__info p {
  color: var(--c-muted);
  margin-bottom: 32px;
  font-size: 16px;
  line-height: 1.7;
}
.contact__items {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.contact__item {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--c-muted);
  text-decoration: none;
  font-size: 15px;
  padding: 14px 16px;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: 10px;
  transition: all .2s;
}
.contact__item:hover { border-color: var(--c-accent); color: var(--c-text); }
.contact__item-icon { font-size: 20px; }

.contact__form {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 40px;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}
.form-group label {
  font-size: 13px;
  font-weight: 600;
  color: var(--c-muted);
}
.form-group input,
.form-group select,
.form-group textarea {
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  border-radius: 8px;
  padding: 12px 14px;
  color: var(--c-text);
  font-family: inherit;
  font-size: 14px;
  transition: border-color .2s;
  outline: none;
  resize: vertical;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--c-accent); }
.form-group select option { background: var(--c-surface2); }

/* ---- FOOTER ---- */
.footer {
  background: var(--c-surface);
  border-top: 1px solid var(--c-border);
  padding-top: 64px;
}
.footer__inner {
  display: flex;
  justify-content: space-between;
  gap: 48px;
  flex-wrap: wrap;
  padding-bottom: 48px;
}
.footer__brand p {
  color: var(--c-muted);
  font-size: 14px;
  margin-top: 12px;
  max-width: 220px;
}
.footer__domain {
  margin-top: 6px !important;
  color: var(--c-accent) !important;
  font-weight: 600;
}
.footer__links {
  display: flex;
  gap: 64px;
}
.footer__links > div {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.footer__links strong {
  font-size: 13px;
  font-weight: 700;
  color: var(--c-text);
  margin-bottom: 4px;
}
.footer__links a {
  color: var(--c-muted);
  text-decoration: none;
  font-size: 14px;
  transition: color .2s;
}
.footer__links a:hover { color: var(--c-text); }
.footer__bottom {
  border-top: 1px solid var(--c-border);
  padding: 20px 0;
}
.footer__bottom .container {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  color: var(--c-muted);
  flex-wrap: wrap;
  gap: 8px;
}

/* ---- RESPONSIVE ---- */
@media (max-width: 900px) {
  .services-grid { grid-template-columns: 1fr 1fr; }
  .process-grid { grid-template-columns: 1fr 1fr; }
  .about-grid { grid-template-columns: 1fr; gap: 48px; }
  .contact-grid { grid-template-columns: 1fr; gap: 48px; }
}

@media (max-width: 640px) {
  .nav__links { display: none; gap: 24px; flex-direction: column; }
  .nav__links.open {
    display: flex;
    position: fixed;
    top: var(--nav-h); left: 0; right: 0;
    background: rgba(9,9,11,.97);
    border-bottom: 1px solid var(--c-border);
    padding: 32px 24px;
    z-index: 99;
  }
  .nav__burger { display: flex; }
  .services-grid { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: 1fr; }
  .hero__stats { flex-direction: column; padding: 24px; width: 100%; }
  .stat { padding: 16px 0; }
  .stat__divider { width: 100%; height: 1px; }
  .cta-band__inner { flex-direction: column; text-align: center; }
  .form-row { grid-template-columns: 1fr; }
  .contact__form { padding: 24px; }
  .footer__links { flex-direction: column; gap: 32px; }
  .footer__inner { flex-direction: column; }
}