:root {
  color-scheme: dark;
  --ink: #06111f;
  --ink-2: #0c1b2d;
  --panel: rgba(7, 18, 33, 0.82);
  --panel-solid: #0f2136;
  --line: rgba(255, 255, 255, 0.16);
  --muted: #a8b6c9;
  --text: #f6f9ff;
  --blue: #0879f2;
  --blue-2: #18b6ff;
  --amber: #ffc93c;
  --mint: #55e1a5;
  --white: #ffffff;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.32);
  --radius: 8px;
  --container: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    linear-gradient(90deg, rgba(8, 121, 242, 0.08) 1px, transparent 1px),
    linear-gradient(0deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    var(--ink);
  background-size: 58px 58px;
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
}

img,
svg {
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select {
  font: inherit;
}

.container {
  width: min(calc(100% - 40px), var(--container));
  margin-inline: auto;
}

.site-header {
  position: fixed;
  z-index: 20;
  top: 16px;
  left: 50%;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 22px;
  width: min(calc(100% - 32px), 1180px);
  padding: 10px 12px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  background: rgba(4, 12, 23, 0.62);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.26);
  backdrop-filter: blur(18px);
  transform: translateX(-50%);
}

.brand {
  display: inline-flex;
  align-items: center;
  min-width: 0;
  gap: 10px;
}

.brand-mark {
  display: grid;
  flex: 0 0 auto;
  width: 40px;
  height: 40px;
  place-items: center;
  border: 2px solid rgba(255, 255, 255, 0.9);
  border-radius: 50%;
  background: linear-gradient(135deg, var(--blue), #074aae);
  color: var(--white);
  font-weight: 900;
}

.brand strong,
.brand em {
  display: block;
  font-style: normal;
  font-weight: 900;
  line-height: 1;
}

.brand strong {
  font-size: 1rem;
}

.brand em {
  color: var(--blue-2);
  font-size: 0.95rem;
}

.main-nav {
  display: flex;
  justify-content: center;
  gap: 8px;
}

.main-nav a {
  min-width: 88px;
  padding: 9px 14px;
  border-radius: 999px;
  color: #dbe7f8;
  font-size: 0.95rem;
  text-align: center;
}

.main-nav a:hover,
.main-nav a:focus-visible {
  background: rgba(255, 255, 255, 0.1);
  outline: none;
}

.header-phone {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 160px;
  gap: 8px;
  padding: 10px 14px;
  border-radius: 999px;
  background: var(--white);
  color: var(--ink);
  font-weight: 900;
}

.header-phone svg,
.cta-contact svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2;
}

.hero {
  position: relative;
  display: flex;
  min-height: 88svh;
  overflow: hidden;
  padding: 122px 0 42px;
}

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

.hero-media {
  background-image: url("assets/robotika-hero.png");
  background-position: 62% 44%;
  background-size: cover;
  transform: scale(1.01);
}

.hero-scrim {
  background:
    linear-gradient(90deg, rgba(3, 8, 15, 0.995) 0%, rgba(4, 13, 25, 0.94) 42%, rgba(5, 12, 24, 0.34) 72%, rgba(5, 12, 24, 0.18) 100%),
    linear-gradient(0deg, rgba(6, 17, 31, 0.94) 0%, rgba(6, 17, 31, 0) 28%);
}

.hero-content {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: flex-end;
}

.hero-copy {
  width: min(650px, 100%);
}

.eyebrow,
.section-label {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 6px 14px;
  border-radius: 999px;
  background: var(--blue);
  color: var(--white);
  font-size: 0.84rem;
  font-weight: 900;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 650px;
  margin: 20px 0 0;
  color: var(--white);
  font-family: Impact, Haettenschweiler, "Arial Black", sans-serif;
  font-size: 5.4rem;
  font-weight: 900;
  letter-spacing: 0;
  line-height: 0.91;
  text-transform: uppercase;
  text-wrap: balance;
}

.hero-kicker {
  margin: 22px 0 0;
  color: var(--amber);
  font-family: Impact, Haettenschweiler, "Arial Black", sans-serif;
  font-size: 2.25rem;
  line-height: 1.03;
  text-transform: uppercase;
}

.hero-text {
  max-width: 590px;
  margin: 18px 0 0;
  color: #edf5ff;
  font-size: 1.18rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  gap: 10px;
  border: 0;
  border-radius: 999px;
  cursor: pointer;
  font-weight: 900;
  line-height: 1.1;
  text-align: center;
}

.button svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2.4;
}

.button-primary {
  min-width: 210px;
  padding: 15px 22px;
  background: var(--amber);
  color: #07111d;
  box-shadow: 0 16px 36px rgba(255, 201, 60, 0.26);
}

.button-primary:hover,
.button-primary:focus-visible {
  background: #ffda6e;
  outline: 3px solid rgba(255, 201, 60, 0.34);
}

.button-ghost {
  min-width: 172px;
  padding: 15px 20px;
  border: 1px solid rgba(255, 255, 255, 0.32);
  background: rgba(255, 255, 255, 0.08);
  color: var(--white);
}

.button-ghost:hover,
.button-ghost:focus-visible {
  background: rgba(255, 255, 255, 0.16);
  outline: none;
}

.hero-proof {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  max-width: 720px;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
}

.hero-proof li {
  min-height: 112px;
  padding: 16px;
  border: 1px solid rgba(255, 255, 255, 0.17);
  border-radius: var(--radius);
  background: rgba(6, 17, 31, 0.66);
  backdrop-filter: blur(12px);
}

.hero-proof strong,
.hero-proof span {
  display: block;
}

.hero-proof strong {
  color: var(--white);
  font-size: 1rem;
}

.hero-proof span {
  margin-top: 6px;
  color: #c6d4e6;
  font-size: 0.92rem;
}

.cta-section,
.path-section,
.parents-section {
  padding: 86px 0;
}

.cta-section {
  background:
    linear-gradient(135deg, rgba(24, 182, 255, 0.12), transparent 42%),
    linear-gradient(0deg, #0a1728, #0e2035);
}

.cta-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(360px, 0.72fr);
  gap: 42px;
  align-items: center;
}

.cta-intro h2,
.section-heading h2,
.workshop-copy h2,
.parents-grid h2 {
  margin: 18px 0 0;
  color: var(--white);
  font-size: 2.8rem;
  line-height: 1.04;
  text-wrap: balance;
}

.cta-intro p,
.section-heading p,
.workshop-copy p {
  max-width: 680px;
  margin: 18px 0 0;
  color: #c5d4e7;
  font-size: 1.08rem;
}

.cta-contact {
  display: flex;
  flex-wrap: wrap;
  margin-top: 28px;
}

.cta-contact a {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 48px;
  padding: 12px 16px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--white);
  font-weight: 800;
}

.lead-form {
  padding: 24px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.96);
  color: #07111d;
  box-shadow: var(--shadow);
}

.form-header h3 {
  margin: 0;
  font-size: 1.55rem;
}

.form-header p {
  margin: 4px 0 20px;
  color: #4b5d73;
}

.lead-form label {
  display: grid;
  gap: 7px;
  margin-top: 15px;
  color: #0d1b2d;
  font-weight: 850;
}

.lead-form input,
.lead-form select {
  width: 100%;
  min-height: 48px;
  border: 1px solid #c9d4e2;
  border-radius: var(--radius);
  background: #f7fbff;
  color: #06111f;
  padding: 12px 13px;
  outline: none;
}

.lead-form input:focus,
.lead-form select:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 4px rgba(8, 121, 242, 0.16);
}

.form-row {
  display: grid;
  grid-template-columns: 0.78fr 1.22fr;
  gap: 14px;
}

.field-error {
  min-height: 18px;
  color: #b42318;
  font-size: 0.84rem;
  font-weight: 750;
}

.lead-form .has-error input,
.lead-form .has-error select {
  border-color: #d92d20;
}

.form-submit {
  width: 100%;
  margin-top: 10px;
}

.form-note {
  margin: 14px 0 0;
  color: #53657d;
  font-size: 0.88rem;
}

.form-success {
  margin-top: 16px;
  padding: 14px;
  border: 1px solid rgba(10, 126, 72, 0.2);
  border-radius: var(--radius);
  background: #ecfdf3;
  color: #05603a;
  font-weight: 850;
}

.success-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 12px;
}

.success-actions a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 10px 12px;
  border-radius: 999px;
  text-align: center;
}

.success-whatsapp {
  background: #0f8f55;
  color: #ffffff;
}

.success-call {
  border: 1px solid rgba(5, 96, 58, 0.24);
  background: #ffffff;
  color: #05603a;
}

.path-section {
  background: #07111f;
}

.section-heading {
  display: grid;
  gap: 0;
  max-width: 780px;
}

.learning-path {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-top: 38px;
}

.learning-path article,
.feature-list article,
.parent-points article {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.06);
}

.learning-path article {
  min-height: 245px;
  padding: 20px;
  position: relative;
  overflow: hidden;
}

.learning-path article::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--blue), var(--mint), var(--amber));
}

.step-number {
  color: var(--amber);
  font-family: Impact, Haettenschweiler, "Arial Black", sans-serif;
  font-size: 2.55rem;
  line-height: 1;
}

.learning-path h3,
.feature-list h3,
.parent-points h3 {
  margin: 18px 0 0;
  color: var(--white);
  font-size: 1.12rem;
}

.learning-path p,
.feature-list p,
.parent-points p {
  margin: 10px 0 0;
  color: #c1cee0;
}

.workshop-section {
  position: relative;
  overflow: hidden;
  min-height: 760px;
  padding: 96px 0;
}

.workshop-image {
  position: absolute;
  inset: 0;
  background-image: url("assets/robotika-atelier.png");
  background-position: 61% 42%;
  background-size: cover;
}

.workshop-section::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(4, 11, 21, 0.96) 0%, rgba(4, 12, 22, 0.78) 44%, rgba(4, 12, 22, 0.28) 100%),
    linear-gradient(0deg, rgba(6, 17, 31, 0.88) 0%, rgba(6, 17, 31, 0) 34%);
}

.workshop-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(360px, 0.58fr);
  gap: 50px;
  align-items: start;
}

.workshop-copy {
  max-width: 640px;
}

.feature-list {
  display: grid;
  gap: 12px;
}

.feature-list article {
  min-height: 122px;
  padding: 18px;
  background: rgba(7, 18, 33, 0.75);
  backdrop-filter: blur(10px);
}

.parents-section {
  background:
    linear-gradient(135deg, rgba(85, 225, 165, 0.12), transparent 40%),
    #0e2035;
}

.parents-grid {
  display: grid;
  grid-template-columns: 0.78fr 1fr;
  gap: 42px;
}

.parent-points {
  display: grid;
  gap: 12px;
}

.parent-points article {
  min-height: 112px;
  padding: 18px;
}

.site-footer {
  padding: 34px 0 96px;
  background: #050d18;
  color: #c0cede;
}

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

.footer-grid p {
  margin: 0;
}

.button-footer {
  min-width: 212px;
  padding: 13px 18px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.08);
  color: var(--white);
}

.sticky-cta {
  position: fixed;
  z-index: 18;
  right: 18px;
  bottom: 18px;
  display: none;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 14px 18px;
  border-radius: 999px;
  background: var(--amber);
  color: #07111d;
  box-shadow: 0 16px 38px rgba(0, 0, 0, 0.3);
  font-weight: 900;
}

.sticky-cta.is-hidden {
  display: none !important;
}

@media (min-width: 1440px) {
  .hero h1 {
    font-size: 6rem;
  }
}

@media (max-width: 980px) {
  .site-header {
    grid-template-columns: auto auto;
    justify-content: space-between;
  }

  .main-nav {
    display: none;
  }

  .hero {
    min-height: 84svh;
  }

  .hero h1 {
    font-size: 4.2rem;
  }

  .hero-kicker {
    font-size: 1.85rem;
  }

  .hero-proof,
  .cta-grid,
  .parents-grid,
  .workshop-grid {
    grid-template-columns: 1fr;
  }

  .learning-path {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .cta-grid {
    align-items: stretch;
  }
}

@media (max-width: 720px) {
  .container {
    width: min(calc(100% - 28px), var(--container));
  }

  .site-header {
    top: 10px;
    width: calc(100% - 20px);
    padding: 8px;
  }

  .brand strong {
    font-size: 0.92rem;
  }

  .brand em {
    font-size: 0.86rem;
  }

  .brand-mark {
    width: 36px;
    height: 36px;
  }

  .header-phone {
    min-width: 48px;
    padding: 10px;
  }

  .header-phone span {
    display: none;
  }

  .hero {
    min-height: auto;
    padding: 104px 0 34px;
  }

  .hero-media {
    background-position: 64% 35%;
  }

  .hero-scrim {
    background:
      linear-gradient(90deg, rgba(3, 8, 15, 0.99), rgba(4, 12, 22, 0.84)),
      linear-gradient(0deg, rgba(6, 17, 31, 0.94) 0%, rgba(6, 17, 31, 0.08) 46%);
  }

  .eyebrow,
  .section-label {
    min-height: 30px;
    font-size: 0.72rem;
  }

  .hero h1 {
    font-size: 3.25rem;
  }

  .hero-kicker {
    font-size: 1.45rem;
  }

  .hero-text,
  .cta-intro p,
  .section-heading p,
  .workshop-copy p {
    font-size: 1rem;
  }

  .hero-actions {
    display: grid;
  }

  .button {
    width: 100%;
  }

  .hero-proof {
    grid-template-columns: 1fr;
  }

  .cta-section,
  .path-section,
  .parents-section {
    padding: 58px 0;
  }

  .cta-intro h2,
  .section-heading h2,
  .workshop-copy h2,
  .parents-grid h2 {
    font-size: 2.05rem;
  }

  .lead-form {
    padding: 18px;
  }

  .form-row,
  .learning-path,
  .success-actions {
    grid-template-columns: 1fr;
  }

  .workshop-section {
    min-height: auto;
    padding: 62px 0;
  }

  .workshop-image {
    background-position: 64% 50%;
  }

  .workshop-section::after {
    background: rgba(5, 13, 25, 0.84);
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .sticky-cta {
    display: inline-flex;
    left: 14px;
    right: 14px;
  }
}

@media (max-width: 420px) {
  .hero h1 {
    font-size: 2.68rem;
  }

  .hero-kicker {
    font-size: 1.26rem;
  }

  .cta-intro h2,
  .section-heading h2,
  .workshop-copy h2,
  .parents-grid h2 {
    font-size: 1.78rem;
  }
}