/* ─────────────────────────────────────────────
   INFINIXENSE — Global Styles
   Dark, minimalist, enterprise AI aesthetic
   ───────────────────────────────────────────── */

/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --clr-bg:        #050507;
  --clr-bg-card:   #0e0e12;
  --clr-bg-card2:  #13131a;
  --clr-border:    rgba(255,255,255,0.08);
  --clr-white:     #ffffff;
  --clr-muted:     rgba(255,255,255,0.5);
  --clr-accent:    #e63c2a;
  --clr-accent-h:  #ff4e3a;
  --clr-accent-dim:rgba(230,60,42,0.15);
  --ff:            'Inter', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', sans-serif;
  --radius:        12px;
  --radius-lg:     20px;
  --transition:    0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --nav-h:         68px;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--ff);
  background: var(--clr-bg);
  color: var(--clr-white);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
input, select, button { font-family: var(--ff); }

.container {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: 24px;
}

/* ── Typography helpers ── */
.section-eyebrow {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--clr-accent);
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(2rem, 4vw, 3.25rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 40px;
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  white-space: nowrap;
}
.btn--accent {
  background: var(--clr-accent);
  color: var(--clr-white);
}
.btn--accent:hover {
  background: var(--clr-accent-h);
  transform: translateY(-1px);
  box-shadow: 0 8px 30px rgba(230,60,42,0.35);
}
.btn--ghost {
  background: transparent;
  color: var(--clr-white);
  border: 1px solid var(--clr-border);
}
.btn--ghost:hover {
  border-color: rgba(255,255,255,0.3);
  background: rgba(255,255,255,0.06);
}
.btn--outline {
  background: transparent;
  color: var(--clr-white);
  border: 1px solid var(--clr-border);
  padding: 8px 16px;
}
.btn--outline:hover {
  border-color: var(--clr-accent);
  color: var(--clr-accent);
}
.btn--lg { padding: 16px 32px; font-size: 1rem; }
.btn--sm { padding: 8px 14px; font-size: 0.8rem; }
.btn--full { width: 100%; justify-content: center; }

.link-arrow {
  color: var(--clr-muted);
  font-size: 0.875rem;
  font-weight: 500;
  transition: var(--transition);
}
.link-arrow:hover { color: var(--clr-white); }

/* ── Animate on scroll ── */
[data-animate] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
[data-animate].is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ─────────────────────────────────────────────
   NAV
   ───────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  transition: background 0.4s ease, box-shadow 0.4s ease;
}
.nav.scrolled {
  background: rgba(5,5,7,0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 var(--clr-border);
}
.nav__inner {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: 24px;
  display: flex;
  align-items: center;
  gap: 40px;
}
.nav__logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
  white-space: nowrap;
  margin-right: auto;
}
.logo-icon {
  color: var(--clr-accent);
  font-size: 0.9em;
  line-height: 1;
}
.nav__links {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav__links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--clr-muted);
  transition: color var(--transition);
}
.nav__links a:hover { color: var(--clr-white); }
.nav__cta { margin-left: 8px; }
.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  margin-left: auto;
}
.nav__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--clr-white);
  border-radius: 2px;
  transition: var(--transition);
}

/* ─────────────────────────────────────────────
   HERO
   ───────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: var(--nav-h);
}
.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
#heroCanvas {
  width: 100%;
  height: 100%;
  display: block;
}
.hero__content {
  position: relative;
  z-index: 1;
  padding-top: 80px;
  padding-bottom: 120px;
  text-align: center;
}
.hero__badge {
  display: inline-block;
  padding: 6px 16px;
  border: 1px solid var(--clr-border);
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--clr-muted);
  margin-bottom: 32px;
}
.hero__title {
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 28px;
}
.hero__title--accent { color: var(--clr-accent); }
.hero__subtitle {
  max-width: 560px;
  margin-inline: auto;
  font-size: 1.15rem;
  color: var(--clr-muted);
  line-height: 1.7;
  margin-bottom: 48px;
}
.hero__actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}
.hero__scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clr-muted);
  animation: scrollBounce 2s ease-in-out infinite;
}
.scroll-arrow {
  width: 1px;
  height: 36px;
  background: linear-gradient(to bottom, rgba(255,255,255,0.4), transparent);
}
@keyframes scrollBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(6px); }
}

/* ─────────────────────────────────────────────
   TRUSTED
   ───────────────────────────────────────────── */
.trusted {
  padding: 64px 0;
  border-top: 1px solid var(--clr-border);
  border-bottom: 1px solid var(--clr-border);
}
.trusted .container { text-align: center; }
.trusted__label {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--clr-muted);
  margin-bottom: 32px;
}
.trusted__track-wrapper {
  overflow: hidden;
  -webkit-mask-image: linear-gradient(to right, transparent, black 15%, black 85%, transparent);
  mask-image: linear-gradient(to right, transparent, black 15%, black 85%, transparent);
}
.trusted__track {
  display: flex;
  gap: 64px;
  width: max-content;
  animation: scrollLeft 22s linear infinite;
}
.trusted__track span {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: rgba(255,255,255,0.25);
  white-space: nowrap;
  transition: color 0.3s;
}
.trusted__track span:hover { color: rgba(255,255,255,0.7); }
@keyframes scrollLeft {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ─────────────────────────────────────────────
   METRICS
   ───────────────────────────────────────────── */
.metrics {
  padding: 120px 0;
}
.metrics__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}
.metric-card {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  transition: border-color var(--transition), transform var(--transition);
}
.metric-card:hover {
  border-color: rgba(255,255,255,0.16);
  transform: translateY(-4px);
}
.metric-card__value {
  font-size: 3rem;
  font-weight: 900;
  letter-spacing: -0.04em;
  color: var(--clr-accent);
  margin-bottom: 8px;
  line-height: 1;
}
.metric-card__label {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 12px;
}
.metric-card__desc {
  font-size: 0.85rem;
  color: var(--clr-muted);
  line-height: 1.6;
}

/* ─────────────────────────────────────────────
   PRODUCTS
   ───────────────────────────────────────────── */
.products {
  padding: 0 0 120px;
}
.products__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}
.product-card {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: border-color var(--transition), transform var(--transition), background var(--transition);
}
.product-card:hover {
  border-color: var(--clr-accent);
  background: var(--clr-bg-card2);
  transform: translateY(-4px);
}
.product-card__icon {
  width: 48px;
  height: 48px;
  color: var(--clr-accent);
}
.product-card__icon svg { width: 100%; height: 100%; }
.product-card__title {
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}
.product-card__desc {
  font-size: 0.875rem;
  color: var(--clr-muted);
  line-height: 1.65;
  flex: 1;
}
.product-card__actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 8px;
}

/* Sixth "what's next" card */
.product-card--cta {
  background: linear-gradient(135deg, rgba(230,60,42,0.12), rgba(14,14,18,0));
  border-color: rgba(230,60,42,0.25);
  justify-content: space-between;
}
.product-card--cta:hover { border-color: var(--clr-accent); }

/* ─────────────────────────────────────────────
   SOLUTIONS / INTEGRATIONS
   ───────────────────────────────────────────── */
.solutions {
  padding: 0 0 120px;
}
.solutions__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.solutions__desc {
  font-size: 0.975rem;
  color: var(--clr-muted);
  line-height: 1.75;
  margin-bottom: 28px;
}
.solutions__list {
  margin-bottom: 36px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.solutions__list li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.75);
}
.check {
  color: var(--clr-accent);
  font-weight: 700;
  flex-shrink: 0;
}

/* Integration Grid */
.integration-grid {
  position: relative;
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 48px 36px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  align-items: center;
  justify-items: center;
}
.int-node {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 12px 16px;
  border: 1px solid var(--clr-border);
  border-radius: 10px;
  font-size: 0.8rem;
  font-weight: 600;
  background: var(--clr-bg);
  color: var(--clr-muted);
  width: 100%;
  text-align: center;
  transition: var(--transition);
}
.int-node:hover {
  border-color: rgba(255,255,255,0.2);
  color: var(--clr-white);
}
.int-node--center {
  grid-column: 2;
  grid-row: 2;
  border-color: var(--clr-accent);
  color: var(--clr-white);
  background: var(--clr-accent-dim);
  font-weight: 700;
}

/* ─────────────────────────────────────────────
   CASE STUDIES
   ───────────────────────────────────────────── */
.cases {
  padding: 0 0 120px;
}
.cases__coming-soon {
  color: var(--clr-muted);
  font-size: 0.95rem;
}
.cases__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
}
.case-card {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 44px 40px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: var(--transition);
}
.case-card:hover { border-color: rgba(255,255,255,0.16); transform: translateY(-4px); }
.case-card--accent {
  background: linear-gradient(135deg, rgba(230,60,42,0.12), rgba(5,5,7,0));
  border-color: rgba(230,60,42,0.25);
}
.case-card__tag {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 100px;
  border: 1px solid var(--clr-border);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clr-muted);
  width: fit-content;
}
.case-card__title {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.3;
}
.case-card__desc {
  font-size: 0.875rem;
  color: var(--clr-muted);
  line-height: 1.65;
  flex: 1;
}

/* ─────────────────────────────────────────────
   CONTACT / CTA
   ───────────────────────────────────────────── */
.contact {
  padding: 0 0 120px;
}
.contact__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
.contact__benefits {
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.contact__benefits li {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}
.benefit-icon {
  color: var(--clr-accent);
  font-size: 0.75rem;
  margin-top: 4px;
  flex-shrink: 0;
}
.contact__benefits strong {
  display: block;
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 4px;
}
.contact__benefits span {
  font-size: 0.875rem;
  color: var(--clr-muted);
}

/* Contact Form */
.contact__form-wrap {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 40px 36px;
}
.contact__form h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 28px;
  letter-spacing: -0.02em;
}
.contact__form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.contact__form input,
.contact__form select {
  width: 100%;
  padding: 14px 16px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--clr-border);
  border-radius: 8px;
  color: var(--clr-white);
  font-size: 0.9rem;
  transition: border-color var(--transition);
  appearance: none;
}
.contact__form input::placeholder { color: var(--clr-muted); }
.contact__form input:focus,
.contact__form select:focus {
  outline: none;
  border-color: var(--clr-accent);
}
.contact__form select option { background: var(--clr-bg-card); color: var(--clr-white); }
.form-note {
  font-size: 0.75rem;
  color: var(--clr-muted);
  text-align: center;
  margin-top: 4px;
}

/* ─────────────────────────────────────────────
   NEWSLETTER
   ───────────────────────────────────────────── */
.newsletter {
  padding: 80px 0;
  border-top: 1px solid var(--clr-border);
  border-bottom: 1px solid var(--clr-border);
  background: radial-gradient(ellipse 70% 100% at 50% 0%, rgba(230,60,42,0.08), transparent);
}
.newsletter__inner {
  text-align: center;
}
.newsletter__inner h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 12px;
}
.newsletter__inner p {
  color: var(--clr-muted);
  font-size: 1rem;
  margin-bottom: 32px;
}
.newsletter__form {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}
.newsletter__form input {
  padding: 14px 20px;
  border-radius: 8px;
  border: 1px solid var(--clr-border);
  background: rgba(255,255,255,0.05);
  color: var(--clr-white);
  font-size: 0.9rem;
  width: 320px;
  max-width: 100%;
  transition: border-color var(--transition);
}
.newsletter__form input::placeholder { color: var(--clr-muted); }
.newsletter__form input:focus { outline: none; border-color: var(--clr-accent); }

/* ─────────────────────────────────────────────
   FOOTER
   ───────────────────────────────────────────── */
.footer {
  padding: 72px 0 32px;
}
.footer__top {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 80px;
  margin-bottom: 60px;
}
.footer__brand p {
  margin-top: 16px;
  font-size: 0.875rem;
  color: var(--clr-muted);
  line-height: 1.7;
}
.footer__social {
  display: flex;
  gap: 16px;
  margin-top: 24px;
}
.footer__social a {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--clr-border);
  border-radius: 8px;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--clr-muted);
  transition: var(--transition);
}
.footer__social a:hover {
  border-color: rgba(255,255,255,0.2);
  color: var(--clr-white);
}
.footer__cols {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}
.footer__col h4 {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--clr-muted);
  margin-bottom: 20px;
}
.footer__col a {
  display: block;
  font-size: 0.875rem;
  color: rgba(255,255,255,0.6);
  margin-bottom: 12px;
  transition: color var(--transition);
}
.footer__col a:hover { color: var(--clr-white); }
.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 32px;
  border-top: 1px solid var(--clr-border);
  font-size: 0.8rem;
  color: var(--clr-muted);
  flex-wrap: wrap;
  gap: 12px;
}

/* ─────────────────────────────────────────────
   RESPONSIVE
   ───────────────────────────────────────────── */
@media (max-width: 900px) {
  .solutions__inner,
  .contact__inner,
  .footer__top {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .footer__cols { grid-template-columns: repeat(2, 1fr); }
  .nav__links { display: none; }
  .nav__links.open {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 20px;
    position: fixed;
    top: var(--nav-h);
    left: 0; right: 0;
    background: rgba(5,5,7,0.98);
    padding: 32px 24px;
    border-bottom: 1px solid var(--clr-border);
    z-index: 999;
  }
  .nav__cta { display: none; }
  .nav__toggle { display: flex; }
}
@media (max-width: 600px) {
  .metrics__grid { grid-template-columns: 1fr 1fr; }
  .products__grid { grid-template-columns: 1fr; }
  .cases__grid { grid-template-columns: 1fr; }
  .footer__cols { grid-template-columns: 1fr 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .integration-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    padding: 24px;
  }
  .int-node--center { grid-column: auto; grid-row: auto; }
}
@media (max-width: 420px) {
  .metrics__grid { grid-template-columns: 1fr; }
  .footer__cols { grid-template-columns: 1fr; }
}