:root {
  --ink: #0b1f1c;
  --mist: #e8f2ef;
  --teal: #0f766e;
  --teal-deep: #115e59;
  --paper: #f4f7f6;
  --sand: #d7e6e1;
  --accent: #5eead4;
  --font-display: Syne, ui-sans-serif, system-ui, sans-serif;
  --font-body: Figtree, ui-sans-serif, system-ui, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
}

code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.92em;
  background: rgba(11, 31, 28, 0.06);
  padding: 0.1em 0.35em;
  border-radius: 0.3em;
}

.skip {
  position: absolute;
  left: -999px;
  top: 0;
  z-index: 100;
  background: #fff;
  color: var(--ink);
  padding: 0.75rem 1rem;
}

.skip:focus {
  left: 1rem;
  top: 1rem;
}

.site {
  min-height: 100vh;
}

/* —— Nav —— */
.nav {
  position: absolute;
  inset: 0 0 auto;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem clamp(1.25rem, 4vw, 2.5rem);
}

.nav-brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  color: rgba(255, 255, 255, 0.72);
  text-decoration: none;
}

.nav-links {
  display: none;
  gap: 1.25rem;
}

.nav-links a {
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.85rem;
  font-weight: 500;
  text-decoration: none;
}

.nav-links a:hover {
  color: #fff;
}

.nav-cta {
  margin-left: auto;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  padding: 0.5rem 1.1rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: #fff;
  text-decoration: none;
  backdrop-filter: blur(8px);
  transition: background 0.2s ease, border-color 0.2s ease;
}

.nav-cta:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.55);
}

@media (min-width: 720px) {
  .nav-links {
    display: flex;
  }
}

/* —— Hero —— */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

.hero-media {
  position: absolute;
  inset: 0;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
  transform: scale(1.05);
  transition: transform 1.5s cubic-bezier(0.22, 1, 0.36, 1);
}

.hero.is-ready .hero-media img {
  transform: scale(1);
}

.hero-veil {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(11, 31, 28, 0.38) 0%, rgba(11, 31, 28, 0.18) 38%, rgba(11, 31, 28, 0.88) 100%),
    linear-gradient(90deg, rgba(11, 31, 28, 0.55) 0%, transparent 58%);
}

.hero-content {
  position: relative;
  z-index: 10;
  width: min(42rem, 100%);
  padding: 5.5rem clamp(1.25rem, 4vw, 2.5rem) 3.5rem;
}

.brand {
  font-family: var(--font-display);
  font-size: clamp(2.85rem, 10vw, 5rem);
  font-weight: 800;
  line-height: 0.92;
  letter-spacing: -0.03em;
  color: #fff;
  margin: 0;
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}

.headline {
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 3.4vw, 1.85rem);
  font-weight: 600;
  line-height: 1.25;
  color: rgba(255, 255, 255, 0.92);
  margin: 1rem 0 0;
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s ease 0.12s, transform 0.7s cubic-bezier(0.22, 1, 0.36, 1) 0.12s;
}

.lede {
  margin: 0.85rem 0 0;
  max-width: 30rem;
  font-size: 1.05rem;
  line-height: 1.55;
  color: rgba(232, 242, 239, 0.9);
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s ease 0.22s, transform 0.7s cubic-bezier(0.22, 1, 0.36, 1) 0.22s;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.75rem;
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.7s ease 0.34s, transform 0.7s cubic-bezier(0.22, 1, 0.36, 1) 0.34s;
}

.hero.is-ready .brand,
.hero.is-ready .headline,
.hero.is-ready .lede,
.hero.is-ready .actions {
  opacity: 1;
  transform: translateY(0);
}

.btn-primary,
.btn-ghost,
.btn-ink,
.btn-line,
.panel-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.95rem;
  padding: 0.85rem 1.4rem;
  text-decoration: none;
  transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.btn-primary {
  background: #fff;
  color: var(--ink);
}

.btn-primary:hover {
  background: var(--mist);
  transform: translateY(-1px);
}

.btn-ghost {
  border: 1px solid rgba(255, 255, 255, 0.4);
  color: #fff;
  font-weight: 600;
}

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

.btn-ink {
  background: var(--ink);
  color: #fff;
}

.btn-ink:hover {
  background: var(--teal-deep);
  transform: translateY(-1px);
}

.btn-line {
  border: 1px solid rgba(11, 31, 28, 0.22);
  color: var(--ink);
  font-weight: 600;
  background: transparent;
}

.btn-line:hover {
  border-color: var(--teal);
  color: var(--teal-deep);
}

/* —— Sections —— */
.band,
.feature,
.closing {
  padding: clamp(3.5rem, 8vw, 5.5rem) 0;
}

.band-inner,
.feature-inner {
  width: min(68rem, calc(100% - 2.5rem));
  margin: 0 auto;
}

.kicker {
  margin: 0;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--teal);
}

.kicker-live {
  color: var(--teal-deep);
}

.kicker-live::before {
  content: "";
  display: inline-block;
  width: 0.45rem;
  height: 0.45rem;
  margin-right: 0.45rem;
  border-radius: 50%;
  background: #14b8a6;
  box-shadow: 0 0 0 0 rgba(20, 184, 166, 0.55);
  animation: pulse 1.8s ease-out infinite;
  vertical-align: middle;
}

@keyframes pulse {
  70% {
    box-shadow: 0 0 0 0.55rem rgba(20, 184, 166, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(20, 184, 166, 0);
  }
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 3.5vw, 2.4rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin: 0.65rem 0 0;
  max-width: 22ch;
}

.section-text {
  margin: 1rem 0 0;
  max-width: 38rem;
  font-size: 1.05rem;
  line-height: 1.6;
  color: rgba(11, 31, 28, 0.78);
}

.pillars {
  list-style: none;
  margin: 2.5rem 0 0;
  padding: 0;
  display: grid;
  gap: 1.5rem 2rem;
  grid-template-columns: 1fr;
  border-top: 1px solid rgba(11, 31, 28, 0.1);
  padding-top: 2rem;
}

.pillars li {
  display: grid;
  gap: 0.35rem;
}

.pillars strong {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
}

.pillars span {
  color: rgba(11, 31, 28, 0.68);
  line-height: 1.5;
  font-size: 0.98rem;
}

@media (min-width: 720px) {
  .pillars {
    grid-template-columns: 1fr 1fr;
  }
}

/* —— NFS-e feature —— */
.feature {
  background:
    radial-gradient(120% 80% at 100% 0%, rgba(15, 118, 110, 0.12), transparent 55%),
    linear-gradient(180deg, #eef6f3 0%, var(--paper) 100%);
  border-top: 1px solid rgba(11, 31, 28, 0.06);
  border-bottom: 1px solid rgba(11, 31, 28, 0.06);
}

.feature-inner {
  display: grid;
  gap: 2.5rem;
  align-items: end;
}

.feature-list {
  margin: 1.4rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.65rem;
}

.feature-list li {
  position: relative;
  padding-left: 1.15rem;
  color: rgba(11, 31, 28, 0.8);
  line-height: 1.45;
}

.feature-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: var(--teal);
}

.feature-copy .actions {
  opacity: 1;
  transform: none;
}

.feature-panel {
  background: var(--ink);
  color: #fff;
  padding: clamp(1.6rem, 3vw, 2.1rem);
  border-radius: 1.25rem;
  box-shadow: 0 24px 60px rgba(11, 31, 28, 0.18);
  position: relative;
  overflow: hidden;
}

.feature-panel::after {
  content: "";
  position: absolute;
  inset: auto -20% -40% 30%;
  height: 70%;
  background: radial-gradient(circle, rgba(94, 234, 212, 0.22), transparent 65%);
  pointer-events: none;
}

.panel-eyebrow {
  margin: 0;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}

.panel-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.2rem);
  font-weight: 800;
  margin: 0.55rem 0 0;
  letter-spacing: -0.02em;
}

.panel-host {
  margin: 0.35rem 0 0;
  color: rgba(232, 242, 239, 0.72);
  font-weight: 500;
}

.panel-meta {
  margin: 1.6rem 0 0;
  display: grid;
  gap: 0.9rem;
  position: relative;
  z-index: 1;
}

.panel-meta div {
  display: grid;
  gap: 0.15rem;
  padding-top: 0.85rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.panel-meta dt {
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(232, 242, 239, 0.55);
}

.panel-meta dd {
  margin: 0;
  font-weight: 600;
  font-size: 0.98rem;
}

.panel-cta {
  margin-top: 1.6rem;
  background: #fff;
  color: var(--ink);
  width: fit-content;
  position: relative;
  z-index: 1;
}

.panel-cta:hover {
  background: var(--mist);
  transform: translateY(-1px);
}

@media (min-width: 900px) {
  .feature-inner {
    grid-template-columns: 1.2fr 0.8fr;
    gap: 3.5rem;
  }
}

/* —— Closing —— */
.closing {
  background:
    linear-gradient(180deg, transparent, rgba(15, 118, 110, 0.05)),
    var(--paper);
}

.closing-inner {
  text-align: left;
}

.closing .section-title {
  max-width: 18ch;
}

.closing .btn-ink {
  margin-top: 1.6rem;
}

/* —— Footer —— */
.footer {
  border-top: 1px solid rgba(11, 31, 28, 0.1);
  padding: 1.75rem clamp(1.25rem, 4vw, 2.5rem) 2.25rem;
  background: #fff;
}

.footer-inner {
  width: min(68rem, 100%);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  align-items: baseline;
  justify-content: space-between;
}

.footer-brand {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
}

.footer-meta {
  margin: 0;
  font-size: 0.88rem;
  color: rgba(11, 31, 28, 0.62);
}

.footer-meta a {
  color: var(--teal-deep);
  font-weight: 600;
  text-decoration: none;
}

.footer-meta a:hover {
  text-decoration: underline;
}

/* —— Reveal —— */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.75s ease, transform 0.75s cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .hero-media img,
  .brand,
  .headline,
  .lede,
  .actions,
  .reveal,
  .kicker-live::before {
    transition: none !important;
    animation: none !important;
    opacity: 1 !important;
    transform: none !important;
  }
}