/* ====================== TOKENS ====================== */
:root {
  --ink: #07110c;
  --paper: #f4f5ef;
  --mist: #e9ece5;
  --acid: #bbff44;
  --acid-rgb: 183, 255, 74;
  --emerald: #11bb77;
  --white: #ffffff;
  --dark-1: #08120d;
  --dark-2: #101b15;

  --font-sans: "Onest", sans-serif;
  --font-mono: "JetBrains Mono", monospace;
  --font-serif: "Instrument Serif", serif;

  --r-xs: 4px;
  --r-sm: 16px;
  --r-md: 20px;
  --r-lg: 24px;
  --r-xl: 28px;
  --r-2xl: 34px;
  --r-3xl: 42px;
  --r-full: 9999px;
}

* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  background: var(--ink);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  * {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

a {
  color: inherit;
  text-decoration: none;
}
h1,
h2,
h3,
h4 {
  font-family: var(--font-sans);
  margin: 0;
  text-wrap: balance;
  font-weight: 600;
}
p {
  margin: 0;
}
ul {
  margin: 0;
  padding: 0;
  list-style: none;
}
button {
  font-family: var(--font-sans);
}
code,
.mono {
  font-family: var(--font-mono);
}
.em {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
}
img,
svg {
  display: block;
  max-width: 100%;
}

.wrap {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}
@media (max-width: 640px) {
  .wrap {
    padding: 0 18px;
  }
}

section {
  padding: 96px 0;
}
@media (max-width: 760px) {
  section {
    padding: 64px 0;
  }
}

.logo-header{
  max-width: 30px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
.eyebrow::before {
  content: "";
  width: 16px;
  height: 1px;
  background: currentColor;
  opacity: 0.6;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 0;
  cursor: pointer;
  border-radius: var(--r-full);
  font-family: var(--font-sans);
  transition:
    transform 0.15s ease,
    background 0.15s ease,
    border-color 0.15s ease,
    color 0.15s ease;
  text-decoration: none;
}
.btn:focus-visible {
  outline: 2px solid var(--acid);
  outline-offset: 2px;
}
.btn-primary {
  background: var(--acid);
  color: var(--ink);
  font-weight: 600;
  font-size: 14px;
  padding: 16px 24px;
}
.btn-primary:hover {
  transform: scale(1.03);
  background: #fff;
}
.btn-primary:active {
  transform: scale(0.98);
}
.btn-ghost {
  background: rgba(255, 255, 255, 0.04);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.15);
  font-weight: 500;
  font-size: 14px;
  padding: 16px 24px;
}
.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.25);
}
.btn-outline {
  background: transparent;
  color: var(--ink);
  border: 1px solid rgba(7, 17, 12, 0.15);
  font-weight: 600;
  font-size: 13px;
  padding: 14px 20px;
}
.btn-outline:hover {
  background: var(--ink);
  color: #fff;
}
.btn-sm {
  background: #fff;
  color: var(--ink);
  font-weight: 600;
  font-size: 13px;
  padding: 10px 20px;
}
.btn-sm:hover {
  background: var(--acid);
}
.btn-icon {
  width: 40px;
  height: 40px;
  padding: 0;
  justify-content: center;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.14);
  color: #fff;
  flex-shrink: 0;
}
.btn-icon:hover {
  background: rgba(255, 255, 255, 0.08);
}
.btn-icon:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}
.btn-icon.on-light {
  border-color: rgba(7, 17, 12, 0.15);
  color: var(--ink);
}
.btn-icon.on-light:hover {
  background: rgba(7, 17, 12, 0.06);
}
.btn-icon svg {
  width: 16px;
  height: 16px;
}

.mark {
  width: 30px;
  height: 30px;
  border-radius: 9px;
  background: var(--acid);
  color: var(--ink);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 12px;
  flex-shrink: 0;
}

.check-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.check-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 13.5px;
}
.check-item svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  margin-top: 3px;
  color: var(--acid);
}
.check-item.on-light svg {
  color: var(--emerald);
}

/* ====================== NAV ====================== */
.nav-outer {
  position: sticky;
  top: 16px;
  z-index: 100;
  padding: 0 16px;
}
.nav {
  max-width: 1080px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: rgba(8, 18, 13, 0.72);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--r-full);
  padding: 8px 8px 8px 16px;
  color: #fff;
}
.nav-brand {
  display: flex;
  align-items: center;
  gap: 9px;
  font-weight: 600;
  font-size: 13.5px;
  flex-shrink: 0;
}
.nav-links {
  display: flex;
  gap: 24px;
  font-size: 13px;
}
.nav-links a {
  color: rgba(255, 255, 255, 0.62);
  transition: color 0.15s;
  padding-bottom: 3px;
  border-bottom: 1px solid transparent;
}
.nav-links a:hover {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.4);
}
.nav-right {
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-burger {
  display: none;
  background: none;
  border: 0;
  color: #fff;
  width: 36px;
  height: 36px;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}
.nav-mobile {
  display: none;
  flex-direction: column;
  gap: 2px;
  background: rgba(8, 18, 13, 0.96);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  padding: 10px;
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  right: 0;
  max-width: 1080px;
  margin-left: auto;
  margin-right: auto;
  z-index: 99;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.4);
}
.nav-mobile a {
  color: rgba(255, 255, 255, 0.75);
  font-size: 14px;
  padding: 11px 12px;
  border-radius: 10px;
}
.nav-mobile a:hover {
  background: rgba(255, 255, 255, 0.06);
  color: #fff;
}
.nav-mobile.open {
  display: flex;
}
@media (max-width: 860px) {
  .nav-links {
    display: none;
  }
  .nav-burger {
    display: flex;
  }
}

/* ====================== HERO ====================== */
.hero {
  background: var(--ink);
  color: #fff;
  padding-top: 8px;
  padding-bottom: 88px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(
      circle at 18% 8%,
      rgba(var(--acid-rgb), 0.1),
      transparent 40%
    ),
    radial-gradient(circle at 82%14%, rgba(21, 184, 120, 0.14), transparent 38%);
  pointer-events: none;
}
.hero-inner {
  text-align: center;
  position: relative;
  padding-top: 56px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  max-width: 760px;
}
.hero .eyebrow {
  color: var(--emerald);
  display: inline-block;
}
.hero h1 {
  font-size: clamp(28px, 6.2vw, 58px);
  letter-spacing: -0.035em;
  line-height: 1.02;
}
.hero h1 .em {
  color: var(--acid);
  font-size: 1.05em;
}
.hero .lede {
  font-size: 17px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.6);
  max-width: 56ch;
}
.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 6px;
  justify-content: center;
}
.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
  justify-content: center;
}
.hero-stat {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.03em;
  color: rgba(255, 255, 255, 0.55);
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 8px 14px;
  border-radius: var(--r-full);
}
.hero-stat b {
  color: #fff;
  font-weight: 600;
}

/* ====================== PROBLEMS ====================== */
.problems {
  background: var(--ink);
  color: #fff;
  padding-top: 0;
  padding-bottom: 110px;
}
.problems-head {
  display: grid;
  grid-template-columns: 2fr 1fr;
  align-items: end;
  gap: 40px;
  margin-bottom: 36px;
}
.problems-head .eyebrow {
  color: var(--emerald);
  margin-bottom: 14px;
  grid-column: span 1;
}
.problems-head h2 {
  font-size: clamp(26px, 3.6vw, 38px);
  letter-spacing: -0.02em;
  line-height: normal;
}
.problems-head .side-note {
  max-width: 38ch;
  color: rgba(255, 255, 255, 0.55);
  font-size: 15px;
  line-height: 1.65;
  padding-top: 8px;
  bottom: 0;
}
.problem-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}
@media (max-width: 700px) {
  .problem-grid {
    grid-template-columns: 1fr;
  }
  .problems-head {
    grid-template-columns: 1fr;
    gap: .5rem ;
  }
}
.problem-card {
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--r-xl);
  padding: 26px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.problem-card .ic {
  width: 36px;
  height: 36px;
  border-radius: 11px;
  background: rgba(255, 255, 255, 0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--acid);
}
.problem-card .ic svg {
  width: 17px;
  height: 17px;
}
.problem-card h3 {
  font-size: 16px;
}
.problem-card p {
  font-size: 13.5px;
  color: rgba(255, 255, 255, 0.5);
  line-height: 1.6;
}

.cta-panel {
  margin-top: 14px;
  background: var(--dark-1);
  border: 1px solid rgba(var(--acid-rgb), 0.18);
  border-radius: var(--r-xl);
  padding: 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}
.cta-panel h4 {
  font-size: 17px;
  margin-bottom: 6px;
}
.cta-panel p {
  font-size: 13.5px;
  color: rgba(255, 255, 255, 0.5);
  max-width: 46ch;
  line-height: 1.6;
}

/* ====================== PROJECTS ====================== */
.projects {
  background: var(--paper);
  overflow: hidden;
}
.projects-head {
  max-width: 640px;
  margin: 0 auto 32px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}
.projects-head .eyebrow {
  color: var(--emerald);
}
.projects-head h2 {
  font-size: clamp(26px, 3.6vw, 36px);
  letter-spacing: -0.02em;
  line-height: normal;
}
.projects-head p {
  color: rgba(7, 17, 12, 0.55);
  font-size: 15px;
  line-height: 1.65;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  align-content: center;
  gap: 16px;
  justify-self: center;
}
@media (max-width: 900px) {
  .projects-grid {
    grid-template-columns: 1fr;
    max-width: 460px;
    margin: 0 auto;
  }
}
.project-card {
  max-width: 340px;
  background: #fff;
  border: 1px solid rgba(7, 17, 12, 0.1);
  border-radius: var(--r-sm);
  overflow: hidden;
  display: flex;

  flex-direction: column;
  box-shadow: 0 20px 50px rgba(7, 17, 12, 0.08);
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease;
}
.project-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 30px 70px rgba(7, 17, 12, 0.14);
}
.project-thumb {
  display: block;
  aspect-ratio: 3 / 2;
  background: var(--mist);
}
.project-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.project-body {
  padding: 22px 24px 26px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.project-body h3 {
  font-size: 18px;
}
.project-body h3 a {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  transition: color 0.15s;
}
.project-body h3 a:hover {
  color: var(--emerald);
}
.project-body h3 a svg {
  width: 14px;
  height: 14px;
  opacity: 0.45;
}
.project-body p {
  font-size: 13.5px;
  color: rgba(7, 17, 12, 0.55);
  line-height: 1.6;
}

/* ====================== FORMATOS ====================== */
.formats {
  background: var(--paper);
}
.formats-top {
  display: grid;
  grid-template-columns: 2fr 1fr;
  align-items: end;
  gap: 40px;
  margin-bottom: 40px;
}
.formats-top .eyebrow {
  color: var(--emerald);
}
.formats-top h2 {
  font-size: clamp(26px, 3.8vw, 40px);
  letter-spacing: -0.02em;
  line-height: normal;
}
.formats-top p {
  max-width: 38ch;
  color: rgba(7, 17, 12, 0.55);
  font-size: 15px;
  line-height: 1.65;
  padding-top: 8px;
}
@media (max-width: 700px) {
  .formats-top {
    grid-template-columns: 1fr;
    gap: .5rem ;
  }
}

.plan-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
@media (max-width: 900px) {
  .plan-grid {
    grid-template-columns: 1fr;
  }
}
.plan {
  border-radius: var(--r-xl);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  background: #fff;
  border: 1px solid rgba(7, 17, 12, 0.1);
}
.plan.hl {
  background: var(--ink);
  color: #fff;
  border-color: rgba(var(--acid-rgb), 0.25);
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.3);
}
.plan .num {
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: rgba(7, 17, 12, 0.35);
}
.plan.hl .num {
  color: rgba(255, 255, 255, 0.35);
}
.plan h3 {
  font-size: 19px;
}
.plan .desc {
  font-size: 13px;
  color: rgba(7, 17, 12, 0.5);
  line-height: 1.55;
}
.plan.hl .desc {
  color: rgba(255, 255, 255, 0.55);
}
.plan hr {
  border: 0;
  border-top: 1px solid rgba(7, 17, 12, 0.08);
  margin: 2px 0;
}
.plan.hl hr {
  border-color: rgba(255, 255, 255, 0.1);
}
.plan .timeline {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(7, 17, 12, 0.4);
}
.plan.hl .timeline {
  color: rgba(255, 255, 255, 0.4);
}
.plan .timeline svg {
  width: 13px;
  height: 13px;
}
.plan-btn-svg {
  max-width: 24px;
}
.plan .plan-btn {
  margin-top: auto;
  justify-content: space-between;
  width: 100%;
}

.plan-all {
  margin-top: 14px;
  background: #fff;
  border: 1px solid rgba(7, 17, 12, 0.1);
  border-radius: var(--r-lg);
  padding: 26px 28px;
}
.plan-all-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 16px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--emerald);
  margin-bottom: 16px;
  font-weight: bold;
}
.plan-all-title svg {
  width: 14px;
  height: 14px;
}
.plan-all-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px 32px;
}
@media (max-width: 700px) {
  .plan-all-grid {
    grid-template-columns: 1fr;
  }
}

/* ====================== MAINTENANCE ====================== */
.maint {
  background: var(--ink);
  color: #fff;
}
.maint-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px 40px;
  align-items: start;
}
@media (max-width: 760px) {
  .maint-grid {
    grid-template-columns: 1fr;
  }
}
.maint-lead {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.maint-lead .eyebrow {
  color: var(--acid);
}
.maint-lead h2 {
  font-size: clamp(26px, 3.6vw, 36px);
  letter-spacing: -0.02em;
  line-height: normal;
}
.maint-col h4 {
  font-size: 15.5px;
  margin-bottom: 8px;
}
.maint-col p {
  font-size: 13.5px;
  color: rgba(255, 255, 255, 0.5);
  line-height: 1.65;
}
.maint-cols {
  display: flex;
  flex-direction: column;
  gap: 22px;
}

/* ====================== PROCESS ====================== */
.process {
  background: var(--ink);
  color: #fff;
}
.process-head {
  max-width: 720px;
  margin-bottom: 36px;
}
.process-head .eyebrow {
  color: var(--emerald);
  margin-bottom: 14px;
}
.process-head h2 {
  font-size: clamp(26px, 3.6vw, 38px);
  letter-spacing: -0.02em;
  margin-bottom: 10px;
  line-height: normal;
}
.process-head p {
  color: rgba(255, 255, 255, 0.5);
  font-size: 15px;
  line-height: 1.6;
}

.tabs {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 4px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--r-full);
  padding: 6px;
  margin-bottom: 28px;
}
.tab-btn {
  border: 0;
  cursor: pointer;
  background: transparent;
  color: rgba(255, 255, 255, 0.42);
  font-size: 13px;
  font-weight: 600;
  padding: 10px 18px;
  border-radius: var(--r-full);
  transition:
    background 0.15s,
    color 0.15s;
}
.tab-btn:hover {
  color: rgba(255, 255, 255, 0.8);
}
.tab-btn.active {
  background: #fff;
  color: var(--ink);
}
@media (max-width: 640px) {
  .tabs {
    display: flex;
    flex-wrap: nowrap;
    max-width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scroll-snap-type: x proximity;
    scrollbar-width: none;
  }
  .tabs::-webkit-scrollbar {
    display: none;
  }
  .tab-btn {
    flex-shrink: 0;
    white-space: nowrap;
    scroll-snap-align: start;
  }
}

.tab-panels {
  position: relative;
}
.tab-panel {
  display: none;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
  align-items: start;
}
.tab-panel.active {
  display: grid;
}
@media (max-width: 760px) {
  .tab-panel.active {
    grid-template-columns: 1fr;
  }
}
.step-badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: rgba(var(--acid-rgb), 0.1);
  border: 1px solid rgba(var(--acid-rgb), 0.25);
  color: var(--acid);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 7px 14px;
  border-radius: var(--r-full);
  margin-bottom: 16px;
}
.step-badge .dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: currentColor;
}
.tab-panel h3 {
  font-size: clamp(22px, 3vw, 28px);
  letter-spacing: -0.01em;
  margin-bottom: 12px;
}
.tab-panel .desc {
  font-size: 14.5px;
  color: rgba(255, 255, 255, 0.55);
  line-height: 1.65;
  max-width: 44ch;
  margin-bottom: 18px;
}
.tab-panel .link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  font-size: 13.5px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.3);
  padding-bottom: 2px;
}
.tab-panel .link:hover {
  border-color: var(--acid);
  color: var(--acid);
}
.tab-panel .link svg {
  width: 13px;
  height: 13px;
}

.mini-list {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--r-lg);
  padding: 10px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.mini-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  border-radius: 14px;
  font-size: 13.5px;
  background: transparent;
  border: 1px solid transparent;
}
.mini-row.hl {
  background: rgba(var(--acid-rgb), 0.06);
  border-color: rgba(var(--acid-rgb), 0.3);
}
.mini-row .n {
  font-family: var(--font-mono);
  font-size: 10px;
  color: rgba(255, 255, 255, 0.35);
}

/* ====================== MARQUEE ====================== */
.stack {
  background: var(--dark-1);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  padding: 20px 0;
  overflow: hidden;
}
.stack-track {
  display: flex;
  gap: 32px;
  width: max-content;
  animation: marquee 26s linear infinite;
}
.stack:hover .stack-track {
  animation-play-state: paused;
}
@keyframes marquee {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-50%);
  }
}
.stack-track span {
  display: flex;
  align-items: center;
  gap: 32px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.4);
  white-space: nowrap;
}
.stack-track span::after {
  content: "•";
  color: var(--acid);
}

/* ====================== ABOUT ====================== */
.about {
  background: var(--paper);
}
.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 56px;
  align-items: start;
}
@media (max-width: 820px) {
  .about-grid {
    grid-template-columns: 1fr;
  }
}
.about-text .eyebrow {
  color: var(--emerald);
  margin-bottom: 14px;
}
.about-text h2 {
  font-size: clamp(28px, 4vw, 32px);
  letter-spacing: -0.02em;
  margin-bottom: 16px;
  line-height: normal;
}
.about-text .lede {
  font-size: 15.5px;
  color: rgba(7, 17, 12, 0.55);
  line-height: 1.7;
  max-width: 52ch;
  margin-bottom: 32px;
}
.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px 28px;
}
@media (max-width: 520px) {
  .about-features {
    grid-template-columns: 1fr;
  }
}
.about-feat .n {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--emerald);
  margin-bottom: 6px;
}
.about-feat h4 {
  font-size: 14.5px;
  margin-bottom: 5px;
}
.about-feat p {
  font-size: 12.5px;
  color: rgba(7, 17, 12, 0.5);
  line-height: 1.55;
}

.about-photo {
  position: relative;
  border-radius: var(--r-2xl);
  overflow: hidden;
  border: 1px solid rgba(7, 17, 12, 0.1);
  aspect-ratio: 4/5;
  background: linear-gradient(160deg, #26362b, var(--ink));
  box-shadow: 0 30px 80px rgba(7, 17, 12, 0.18);
}
.about-photo .ph {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.3);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-align: center;
  padding: 20px;
}
.about-photo .grad {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.85), transparent 55%);
}
.about-photo .content {
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 16px;
  color: #fff;
}
.about-photo .status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-mono);
  font-size: 9.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--acid);
  margin-bottom: 8px;
}
.about-photo .status .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--acid);
  box-shadow: 0 0 0 3px rgba(var(--acid-rgb), 0.2);
}
.about-photo .name {
  font-weight: 600;
  font-size: 16px;
}
.about-photo .role {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.55);
  margin-top: 2px;
}

.social-row {
  display: flex;
  gap: 10px;
  margin-top: 20px;
}
.social-row a {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid rgba(7, 17, 12, 0.14);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ink);
  transition:
    background 0.15s,
    color 0.15s;
}
.social-row a:hover {
  background: var(--ink);
  color: #fff;
}
.social-row svg {
  width: 16px;
  height: 16px;
}

/* ====================== FAQ ====================== */
.faq {
  background: var(--paper);
}
.faq-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 56px;
  align-items: start;
}
@media (max-width: 820px) {
  .faq-grid {
    grid-template-columns: 1fr;
  }
}
.faq-head .eyebrow {
  color: var(--emerald);
  margin-bottom: 14px;
}
.faq-head h2 {
  font-size: clamp(28px, 4vw, 40px);
  letter-spacing: -0.02em;
  margin-bottom: 14px;
}
.faq-head p {
  font-size: 14.5px;
  color: rgba(7, 17, 12, 0.55);
  line-height: 1.65;
  max-width: 40ch;
  margin-bottom: 22px;
}
.faq-head .link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-weight: 600;
  font-size: 14px;
  border-bottom: 1px solid rgba(7, 17, 12, 0.25);
  padding-bottom: 2px;
}
.faq-head .link:hover {
  border-color: var(--ink);
}
.faq-head .link svg {
  width: 14px;
  height: 14px;
}

.accordion {
  display: flex;
  flex-direction: column;
}
.acc-item {
  border-top: 1px solid rgba(7, 17, 12, 0.1);
}
.acc-item:last-child {
  border-bottom: 1px solid rgba(7, 17, 12, 0.1);
}
.acc-trigger {
  width: 100%;
  background: none;
  border: 0;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 20px 2px;
  text-align: left;
  color: var(--ink);
}
.acc-trigger .n {
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: var(--emerald);
  width: 20px;
  flex-shrink: 0;
}
.acc-trigger .q {
  flex: 1;
  font-size: 15px;
  font-weight: 600;
}
.acc-trigger .chev {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  color: rgba(7, 17, 12, 0.4);
  transition: transform 0.25s ease;
}
.acc-item.open .chev {
  transform: rotate(180deg);
}
.acc-panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}
.acc-item.open .acc-panel {
  max-height: 260px;
}
.acc-panel p {
  padding: 0 2px 22px 34px;
  font-size: 13.5px;
  color: rgba(7, 17, 12, 0.55);
  line-height: 1.65;
  max-width: 56ch;
}

/* ====================== FINAL CTA ====================== */
.final {
  background: var(--ink);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.final::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
    circle at 75% 25%,
    rgba(var(--acid-rgb), 0.1),
    transparent 42%
  );
  pointer-events: none;
}
.final-top {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
  margin-bottom: 36px;
}
@media (max-width: 760px) {
  .final-top {
    grid-template-columns: 1fr;
  }
}
.final-top .eyebrow {
  color: var(--acid);
  margin-bottom: 14px;
}
.final-top h2 {
  font-size: clamp(28px, 4.2vw, 42px);
  letter-spacing: -0.02em;
  line-height: normal;
}
.final-right p {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.7;
  margin-bottom: 18px;
}
.final-note {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.4);
  margin-top: 12px;
}
.final-note svg {
  width: 13px;
  height: 13px;
}

.final-steps {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
@media (max-width: 700px) {
  .final-steps {
    grid-template-columns: 1fr;
  }
}
.final-step {
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--r-lg);
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.final-step .num-circle {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--acid);
  color: var(--ink);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 10.5px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.final-step p {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.55;
}

/* ====================== FOOTER ====================== */
footer {
  background: var(--ink);
  color: #fff;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 64px 0 28px;
}
.foot-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  margin-bottom: 48px;
}
@media (max-width: 760px) {
  .foot-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 460px) {
  .foot-grid {
    grid-template-columns: 1fr;
  }
}
.foot-col .head {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.35);
  margin-bottom: 14px;
}
.foot-col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.foot-col a,
.foot-col span {
  font-size: 13.5px;
  color: rgba(255, 255, 255, 0.6);
}
.foot-col a:hover {
  color: #fff;
}
.foot-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 22px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: rgba(255, 255, 255, 0.35);
}

/* reveal-on-scroll */
.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition:
    opacity 0.5s ease,
    transform 0.5s ease;
}
.reveal.in {
  opacity: 1;
  transform: none;
}
@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
  }
}