:root {
  --canvas: #050a14;
  --surface-glass: rgba(186, 214, 247, 0.03);
  --surface-modal: rgba(5, 10, 20, 0.97);
  --surface-elevated: #1a2740;

  --text-headline: #d8ecf8;
  --text-body: #d1e4fa;
  --text-muted: #c7d3ea;
  --text-helper: #9da7ba;
  --text-max: #ffffff;

  --border-hairline: rgba(186, 215, 247, 0.12);
  --border-glass-edge: rgba(186, 215, 247, 0.12);

  --accent-primary: #2563eb;
  --accent-blueprint: #b6d9fc;

  --radius-card: 16px;
  --radius-badge: 6px;
  --radius-input: 6px;
  --radius-button: 999px;
  --radius-icon: 9999px;

  --gap-section: 120px;
  --pad-card: 24px;
  --max-width: 1200px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--canvas);
  color: var(--text-body);
  font-family: Inter, "Untitled Sans", -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  letter-spacing: -0.16px;
  overflow-x: hidden;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
}

/* ambient background */
.bg-grid {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(186, 215, 247, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(186, 215, 247, 0.06) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse at center, black 40%, transparent 90%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 40%, transparent 90%);
}

.bg-spotlight {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 900px;
  z-index: 0;
  pointer-events: none;
  background: conic-gradient(at 50% -5%, transparent 45%, rgba(124, 145, 182, 0.3) 49%, rgba(124, 145, 182, 0.5) 50%, rgba(124, 145, 182, 0.3) 51%, transparent 55%);
  opacity: 0.6;
  mask-image: linear-gradient(180deg, black 0%, black 35%, transparent 85%);
  -webkit-mask-image: linear-gradient(180deg, black 0%, black 35%, transparent 85%);
}

.bg-stars {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.5;
  background-image:
    radial-gradient(1px 1px at 10% 20%, rgba(216, 236, 248, 0.9), transparent 60%),
    radial-gradient(1px 1px at 32% 68%, rgba(216, 236, 248, 0.7), transparent 60%),
    radial-gradient(1.5px 1.5px at 58% 15%, rgba(216, 236, 248, 0.8), transparent 60%),
    radial-gradient(1px 1px at 78% 42%, rgba(216, 236, 248, 0.6), transparent 60%),
    radial-gradient(1px 1px at 92% 78%, rgba(216, 236, 248, 0.7), transparent 60%),
    radial-gradient(1.5px 1.5px at 15% 85%, rgba(216, 236, 248, 0.6), transparent 60%),
    radial-gradient(1px 1px at 46% 38%, rgba(216, 236, 248, 0.5), transparent 60%),
    radial-gradient(1px 1px at 66% 90%, rgba(216, 236, 248, 0.5), transparent 60%);
  background-repeat: repeat;
  background-size: 600px 600px;
  mask-image: radial-gradient(ellipse at center, black 0%, black 45%, transparent 85%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 0%, black 45%, transparent 85%);
}

main, header, footer { position: relative; z-index: 1; }

/* header */
.header {
  border-bottom: 1px solid var(--border-hairline);
  padding: 16px 0;
}

.header-inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  justify-self: start;
}

.brand-name {
  color: var(--text-muted);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: -0.01em;
}

.brand-mark {
  display: flex;
  align-items: center;
  justify-self: center;
}

.brand-mark-icon {
  height: 26px;
  width: auto;
  display: block;
  filter: invert(1) brightness(1.6);
  opacity: 0.55;
}

.footer-brand .brand-logo-wrap {
  display: inline-flex;
  align-items: center;
  background: #ffffff;
  border-radius: 10px;
  padding: 6px 10px;
  margin-bottom: 12px;
}
.brand-logo-sm { height: 26px; width: auto; display: block; }

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  justify-self: end;
}

.icon-btn {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-icon);
  background: rgba(186, 214, 247, 0.06);
  border: 1px solid var(--border-glass-edge);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-body);
  text-decoration: none;
  font-size: 14px;
}
.icon-btn:hover { background: rgba(186, 214, 247, 0.12); }

.subnav {
  border-bottom: 1px solid var(--border-hairline);
  overflow-x: auto;
}

.nav {
  display: flex;
  gap: 24px;
  justify-content: center;
  padding: 10px 24px;
  white-space: nowrap;
}

.nav-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 13px;
  font-weight: 500;
}
.nav-link:hover { color: var(--text-max); }

/* buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-button);
  padding: 8px 16px;
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease;
}

.btn-ghost {
  background: rgba(186, 214, 247, 0.06);
  color: var(--text-max);
  border-color: var(--border-glass-edge);
}
.btn-ghost:hover { background: rgba(186, 214, 247, 0.12); }

.btn-outline {
  background: transparent;
  color: var(--text-body);
  border-color: var(--border-glass-edge);
}
.btn-outline:hover { background: rgba(186, 214, 247, 0.06); }

.btn-primary {
  background: var(--accent-primary);
  color: #ffffff;
  border-radius: var(--radius-input);
  padding: 12px 24px;
}
.btn-primary:hover { filter: brightness(1.1); }

.btn-lg { padding: 12px 24px; font-size: 15px; }

/* eyebrow */
.eyebrow {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 24px;
}

.eyebrow-text {
  font-family: "JetBrains Mono", monospace;
  font-size: 15px;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: var(--text-muted);
  white-space: nowrap;
}

.eyebrow-line {
  height: 1px;
  width: 64px;
  background: linear-gradient(90deg, transparent, var(--border-hairline), transparent);
}

/* hero */
.hero {
  padding-top: 96px;
  text-align: center;
}

.hero-frame {
  position: relative;
  max-width: 720px;
  margin: 0 auto 40px;
  padding: 48px 32px 40px;
  border: 1px solid var(--border-hairline);
  border-radius: 4px;
}

.hero-frame::before,
.hero-frame::after,
.hero-frame-line-v {
  pointer-events: none;
}

/* corner + and edge-dot marks */
.hero-frame-mark {
  position: absolute;
  color: var(--text-helper);
  font-size: 14px;
  line-height: 1;
  opacity: 0.6;
}
.hero-frame-mark.tl { top: -7px; left: -7px; }
.hero-frame-mark.tr { top: -7px; right: -7px; }
.hero-frame-mark.bl { bottom: -7px; left: -7px; }
.hero-frame-mark.br { bottom: -7px; right: -7px; }

.hero-frame-dot {
  position: absolute;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--border-hairline);
}
.hero-frame-dot.top { top: -2px; left: 50%; transform: translateX(-50%); }
.hero-frame-dot.bottom { bottom: -2px; left: 50%; transform: translateX(-50%); }
.hero-frame-dot.left { left: -2px; top: 50%; transform: translateY(-50%); }
.hero-frame-dot.right { right: -2px; top: 50%; transform: translateY(-50%); }

.hero-frame-line-v {
  position: absolute;
  left: 50%;
  width: 1px;
  height: 64px;
}
.hero-frame-line-v.up {
  bottom: 100%;
  background: linear-gradient(0deg, var(--border-hairline), transparent);
}
.hero-frame-line-v.down {
  top: 100%;
  background: linear-gradient(180deg, var(--border-hairline), transparent);
}

.wordmark {
  font-family: "Space Grotesk", sans-serif;
  font-weight: 500;
  font-size: clamp(56px, 10vw, 112px);
  line-height: 1;
  letter-spacing: -0.01em;
  margin: 0 0 24px;
  background: linear-gradient(0deg, #d8ecf8 0%, #5b9bf5 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-tagline {
  font-family: "Space Grotesk", sans-serif;
  font-weight: 500;
  font-size: 24px;
  line-height: 1.25;
  color: var(--text-headline);
  margin: 0 0 16px;
}

.hero-subtitle {
  font-size: 16px;
  color: var(--text-muted);
  max-width: 520px;
  margin: 0 auto;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  margin-bottom: 96px;
}

.hero-cards {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  height: 480px;
  margin-bottom: var(--gap-section);
}

.hero-cards .hero-card {
  width: 300px;
  height: 380px;
  position: absolute;
  top: 0;
  left: 50%;
  margin-left: -150px;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 40px;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.hero-card-left { transform: translateX(-150px) rotate(-5deg) scale(0.92); z-index: 1; }
.hero-card-center {
  transform: scale(1.06);
  z-index: 2;
}

.hero-cards .hero-card-center {
  background: var(--surface-modal);
}

.hero-cards .hero-card-left,
.hero-cards .hero-card-right {
  background: var(--surface-elevated);
}
.hero-card-right { transform: translateX(150px) rotate(5deg) scale(0.92); z-index: 1; }

.hero-card:hover {
  z-index: 3;
}

.hero-card-left:hover { transform: translateX(-160px) rotate(-2deg) scale(1); }
.hero-card-center:hover { transform: scale(1.12); }
.hero-card-right:hover { transform: translateX(160px) rotate(2deg) scale(1); }

.hero-card-center::before,
.hero-card-center::after {
  content: "";
  position: absolute;
  top: -64px;
  width: 1px;
  height: 64px;
  background: linear-gradient(0deg, var(--border-hairline), transparent);
}
.hero-card-center::before { left: 10px; }
.hero-card-center::after { right: 10px; }

.card-placeholder {
  color: var(--text-helper);
  font-size: 14px;
  text-align: center;
}

/* hero card mockups */
.mock-panel {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.mock-panel-center {
  align-items: center;
  text-align: center;
  gap: 16px;
}

.mock-note {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.4;
  max-width: 220px;
  margin: 4px 0 0;
}

.mock-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-headline);
  letter-spacing: 0.02em;
}

.mock-icon {
  height: 26px;
  width: auto;
  filter: invert(1) brightness(1.6);
  opacity: 0.7;
}

.mock-title-lg {
  font-family: "Space Grotesk", sans-serif;
  font-size: 30px;
  font-weight: 500;
}

.mock-sub {
  font-size: 14px;
  color: var(--text-helper);
  margin-bottom: 4px;
}

.mock-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.mock-list-compact {
  gap: 11px;
}

.mock-list-compact .mock-list-item {
  font-size: 13px;
}

.mock-list-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 14px;
  color: var(--text-muted);
}

.mock-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  border: 1.5px solid rgba(199, 211, 234, 0.5);
  flex-shrink: 0;
}

.mock-dot.done {
  background: #3b82f6;
  border-color: #3b82f6;
  box-shadow: 0 0 4px rgba(59, 130, 246, 0.7);
}

.mock-field {
  width: 100%;
  max-width: 240px;
  padding: 12px 16px;
  border-radius: var(--radius-input);
  background: rgba(199, 211, 234, 0.06);
  border: 1px solid var(--border-glass-edge);
  color: var(--text-muted);
  font-size: 14px;
  text-align: left;
}

.mock-btn {
  width: 100%;
  max-width: 240px;
  padding: 13px 16px;
  border-radius: var(--radius-input);
  background: var(--accent-primary);
  color: #ffffff;
  font-size: 14px;
  font-weight: 500;
  text-align: center;
}

.mock-chart {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  align-self: stretch;
  gap: 10px;
  height: 130px;
  padding-top: 8px;
}

.mock-bar {
  flex: 1;
  border-radius: 3px 3px 0 0;
  background: linear-gradient(180deg, rgba(37, 99, 235, 0.9), rgba(37, 99, 235, 0.15));
}

.mock-stat {
  font-size: 14px;
  color: var(--text-helper);
}

.hero-caption {
  text-align: center;
  color: var(--text-helper);
  font-size: 14px;
  margin: -72px auto 0;
  position: relative;
  z-index: 3;
}

/* glass card */
.glass-card {
  position: relative;
  background: var(--surface-glass);
  border-radius: var(--radius-card);
  padding: var(--pad-card);
  box-shadow:
    inset 0 1px 1px rgba(199, 211, 234, 0.12),
    inset 0 24px 48px rgba(199, 211, 234, 0.05),
    0 24px 32px rgba(6, 6, 14, 0.7);
}

.glass-card::before {
  content: "";
  position: absolute;
  inset: 10px;
  pointer-events: none;
  background-image:
    radial-gradient(circle, rgba(199, 211, 234, 0.4) 1.4px, transparent 1.6px),
    radial-gradient(circle, rgba(199, 211, 234, 0.4) 1.4px, transparent 1.6px),
    radial-gradient(circle, rgba(199, 211, 234, 0.4) 1.4px, transparent 1.6px),
    radial-gradient(circle, rgba(199, 211, 234, 0.4) 1.4px, transparent 1.6px);
  background-repeat: no-repeat;
  background-position: top left, top right, bottom left, bottom right;
  background-size: 3px 3px;
}

/* section */
.section {
  padding: var(--gap-section) 24px;
}

.section-head {
  text-align: center;
  margin-bottom: 64px;
}

.section-title {
  font-family: "Space Grotesk", sans-serif;
  font-weight: 500;
  font-size: 44px;
  line-height: 1.16;
  color: var(--text-headline);
  margin: 0 0 16px;
}

.section-subtitle {
  font-size: 16px;
  color: var(--text-muted);
  max-width: 640px;
  margin: 0 auto;
}

/* feature row */
.feature-row {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.feature-tile {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  flex: 1;
  min-width: 120px;
}

.icon-circle {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-icon);
  background: rgba(186, 214, 247, 0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-body);
  border: 1px solid var(--border-hairline);
}

.feature-label {
  font-size: 14px;
  color: var(--text-muted);
  text-align: center;
}

/* cards grid */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.feature-card-title {
  font-size: 18px;
  color: var(--text-headline);
  margin: 12px 0 8px;
}

.feature-card-text {
  font-size: 14px;
  color: var(--text-muted);
  margin: 0;
}

.badge {
  display: inline-block;
  background: rgba(199, 211, 234, 0.12);
  color: var(--text-body);
  border-radius: var(--radius-badge);
  padding: 4px 8px;
  font-size: 12px;
  font-weight: 500;
}

/* cta */
.cta-card {
  text-align: center;
  padding: 64px 24px;
}

.cta-title {
  font-family: "Space Grotesk", sans-serif;
  font-weight: 500;
  font-size: 32px;
  color: var(--text-headline);
  margin: 0 0 16px;
}

.cta-text {
  color: var(--text-muted);
  margin: 0 0 32px;
}

/* footer */
.footer {
  border-top: 1px solid var(--border-hairline);
  padding: 64px 0 24px;
}

.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 48px;
}

.footer-text {
  color: var(--text-helper);
  font-size: 14px;
  max-width: 280px;
}

.footer-col {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-col-title {
  color: var(--text-headline);
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 4px;
}

.footer-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 14px;
}
.footer-link:hover { color: var(--text-max); }

.footer-bottom {
  border-top: 1px solid var(--border-hairline);
  padding-top: 24px;
  color: var(--text-helper);
  font-size: 13px;
}

/* extra components */
.solutions-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.solutions-grid .glass-card {
  text-align: left;
}

.solution-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-icon);
  background: rgba(186, 214, 247, 0.06);
  border: 1px solid var(--border-hairline);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  color: var(--text-body);
  font-size: 18px;
}

.secondary-note {
  margin-top: 32px;
  text-align: center;
  color: var(--text-helper);
  font-size: 14px;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

.nexo-card {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 40px;
  align-items: center;
  border: 1px solid rgba(37, 99, 235, 0.35);
  box-shadow:
    inset 0 1px 1px rgba(199, 211, 234, 0.12),
    inset 0 24px 48px rgba(37, 99, 235, 0.08),
    0 24px 32px rgba(6, 6, 14, 0.7);
}

.nexo-eyebrow {
  color: var(--accent-primary);
  font-family: "JetBrains Mono", monospace;
  font-size: 13px;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  margin-bottom: 12px;
  display: block;
}

.nexo-title {
  font-size: 32px;
  color: var(--text-headline);
  margin: 0 0 16px;
  font-family: "Space Grotesk", sans-serif;
  font-weight: 500;
}

.nexo-text {
  color: var(--text-muted);
  margin: 0 0 24px;
}

.nexo-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.nexo-list li {
  color: var(--text-body);
  font-size: 14px;
  padding-left: 20px;
  position: relative;
}

.nexo-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-primary);
}

.nexo-visual {
  height: 220px;
  border-radius: var(--radius-card);
  background: linear-gradient(160deg, rgba(37, 99, 235, 0.18), rgba(5, 10, 20, 0.4));
  border: 1px solid var(--border-hairline);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-helper);
  font-size: 13px;
  text-align: center;
  padding: 24px;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.project-card {
  text-align: left;
}

.project-tag {
  color: var(--text-helper);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 8px;
  display: block;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.contact-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.contact-label {
  color: var(--text-helper);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.contact-value {
  color: var(--text-headline);
  font-size: 18px;
}

.contact-value a {
  color: inherit;
  text-decoration: none;
}
.contact-value a:hover { color: var(--accent-primary); }

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 24px;
  align-items: start;
}

.btn-whatsapp {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 24px;
  background: #25d366;
  color: #05170f;
  border-radius: var(--radius-button);
  padding: 10px 18px;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
}
.btn-whatsapp:hover { filter: brightness(1.05); }

.whatsapp-icon {
  display: inline-flex;
  flex-shrink: 0;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

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

.form-label {
  font-size: 12px;
  color: var(--text-helper);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.form-input {
  max-width: none;
  width: 100%;
  font-family: inherit;
}

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

.form-input:focus {
  outline: none;
  border-color: rgba(186, 215, 247, 0.35);
}

.form-textarea {
  resize: vertical;
  min-height: 96px;
}

.form-submit {
  align-self: flex-start;
}

.form-honeypot {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.form-status {
  font-size: 14px;
  margin: 0;
  min-height: 20px;
}

.form-status-ok { color: #4ade80; }
.form-status-error { color: #f87171; }

/* responsive */
@media (max-width: 900px) {
  .subnav { display: none; }
  .hero-frame { padding: 32px 20px 28px; }
  .eyebrow { flex-wrap: wrap; row-gap: 8px; }
  .eyebrow-text { white-space: normal; text-align: center; }
  .eyebrow-line { width: 32px; }
  .hero-cards { display: none; }
  .cards-grid { grid-template-columns: 1fr; }
  .solutions-grid { grid-template-columns: 1fr; }
  .projects-grid { grid-template-columns: 1fr; }
  .nexo-card { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .contact-layout { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 560px) {
  .hero-actions { flex-direction: column; align-items: stretch; }
  .footer-inner { grid-template-columns: 1fr; }
}