:root {
  --bg-main: #020310;
  --bg-elevated: rgba(8, 12, 40, 0.9);
  --bg-elevated-alt: rgba(6, 10, 30, 0.9);
  --accent-blue: #28c2ff;
  --accent-purple: #a33cff;
  --accent-pink: #ff4dd9;
  --text-primary: #f9fbff;
  --text-secondary: #a3b0d9;
  --border-subtle: rgba(255, 255, 255, 0.08);
  --shadow-soft: 0 18px 45px rgba(0, 0, 0, 0.75);
  --radius-lg: 24px;
  --radius-md: 18px;
  --radius-pill: 999px;
  --transition-fast: 0.2s ease-out;
  --transition-med: 0.35s ease-out;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text",
    "Segoe UI", sans-serif;
  background: radial-gradient(circle at top left, #22164a 0, #020310 45%)
    fixed;
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

.page-gradient {
  position: fixed;
  inset: 0;
  background:
    radial-gradient(circle at 0% 0%, rgba(88, 101, 242, 0.42), transparent 55%),
    radial-gradient(circle at 100% 0%, rgba(43, 216, 255, 0.52), transparent 55%),
    radial-gradient(circle at 0% 100%, rgba(162, 93, 255, 0.45), transparent 55%);
  opacity: 0.55;
  pointer-events: none;
  mix-blend-mode: screen;
  z-index: -2;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image: radial-gradient(
    circle at 1px 1px,
    rgba(255, 255, 255, 0.06) 0,
    transparent 0
  );
  background-size: 26px 26px;
  opacity: 0.4;
  pointer-events: none;
  z-index: -1;
}

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

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

button {
  font-family: inherit;
}

.af-header {
  position: relative;
  max-width: 1200px;
  margin: 0 auto;
  padding: 32px 32px 40px;
}

.af-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 18px;
  border-radius: var(--radius-pill);
  background: linear-gradient(
      120deg,
      rgba(5, 8, 35, 0.98),
      rgba(12, 20, 60, 0.98)
    ),
    linear-gradient(135deg, rgba(40, 194, 255, 0.7), rgba(163, 60, 255, 0.7));
  background-origin: border-box;
  border: 1px solid rgba(118, 136, 255, 0.5);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.8);
  position: relative;
  width: 100%;
  z-index: 10;
  backdrop-filter: blur(18px);
}

.af-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 20%;
}

.af-logo img {
  width: 170px;
  height: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
  list-style: none;
  font-size: 0.95rem;
}

.nav-links a {
  position: relative;
  padding: 6px 0;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent-blue), var(--accent-purple));
  transition: width var(--transition-med);
}

.nav-links a:hover {
  color: var(--text-primary);
}

.nav-links a:hover::after {
  width: 100%;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 32px;
  height: 32px;
  justify-content: center;
  align-items: center;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.24);
  background: rgba(7, 9, 30, 0.8);
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  outline: none;
}

.nav-toggle span {
  width: 16px;
  height: 2px;
  border-radius: 999px;
  background: #ffffff;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.nav-toggle.is-open span:nth-child(1) {
  transform: translateY(3.5px) rotate(45deg);
}
.nav-toggle.is-open span:nth-child(2) {
  opacity: 0;
}
.nav-toggle.is-open span:nth-child(3) {
  transform: translateY(-3.5px) rotate(-45deg);
}

.hero {
  margin-top: 24px;
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
  gap: 40px;
  align-items: center;
}

.hero-content {
  position: relative;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px 14px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(40, 194, 255, 0.65);
  background: linear-gradient(
    120deg,
    rgba(10, 25, 75, 0.9),
    rgba(15, 6, 40, 0.9)
  );
  color: var(--accent-blue);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-tag::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: radial-gradient(circle, #5affff, #00a7ff);
  box-shadow: 0 0 10px rgba(0, 231, 255, 0.9);
}

.hero h1 {
  margin: 18px 0 12px;
  font-size: clamp(2.4rem, 3.4vw + 1.6rem, 3.5rem);
  line-height: 1.1;
  letter-spacing: -0.03em;
}

.hero-highlight {
  display: inline-block;
  background: linear-gradient(
    120deg,
    var(--accent-blue),
    var(--accent-purple),
    var(--accent-pink)
  );
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-subtitle {
  margin: 10px 0 24px;
  max-width: 540px;
  color: var(--text-secondary);
  font-size: 0.98rem;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 26px;
}

.btn {
  border-radius: var(--radius-pill);
  border: 0;
  padding: 10px 22px;
  font-size: 0.94rem;
  cursor: pointer;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease,
    color 0.18s ease, border-color 0.18s ease;
  white-space: nowrap;
}

.btn.primary {
  background: linear-gradient(
    120deg,
    var(--accent-blue),
    var(--accent-purple),
    var(--accent-pink)
  );
  color: #020310;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.8);
}

.btn.primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 14px 40px rgba(0, 0, 0, 0.9);
}

.btn.ghost {
  background: rgba(5, 10, 40, 0.85);
  border: 1px solid rgba(163, 60, 255, 0.6);
  color: var(--text-primary);
}

.btn.ghost:hover {
  background: rgba(15, 20, 60, 0.98);
}

.btn.small {
  padding: 7px 16px;
  font-size: 0.8rem;
}

.btn.full-width {
  width: 100%;
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 4px;
}

.metric {
  padding: 10px 12px;
  border-radius: 18px;
  background: linear-gradient(
    135deg,
    rgba(8, 16, 60, 0.96),
    rgba(8, 10, 30, 0.96)
  );
  border: 1px solid rgba(255, 255, 255, 0.06);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.7);
}

.metric-number {
  display: block;
  font-size: 1.1rem;
  font-weight: 700;
  background: linear-gradient(
    120deg,
    var(--accent-blue),
    var(--accent-purple),
    var(--accent-pink)
  );
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.metric-label {
  display: block;
  margin-top: 2px;
  font-size: 0.76rem;
  color: var(--text-secondary);
}

.hero-visual {
  position: relative;
  min-height: 260px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px 0;
}

.orbital {
  position: relative;
  width: min(360px, 100%);
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border-radius: 50%;
}

.orbital::before {
  content: none;
}

.hero-logo-main {
  width: 100%;
  height: 100%;
  max-width: 380px;
  max-height: 380px;
  object-fit: contain;
  transform-origin: center;
  animation: pulse-core 3s ease-in-out infinite;
  filter: none;
  transition: transform 0.4s ease-out;
}

.hero-visual:hover .hero-logo-main {
  transform: scale(1.05) rotate(-4deg);
}

.orbital-ring {
  position: absolute;
  inset: 12%;
  border-radius: 50%;
  border: 2px solid transparent;
  border-top-color: rgba(255, 255, 255, 0.4);
  border-right-color: rgba(40, 194, 255, 0.7);
  border-left-color: rgba(163, 60, 255, 0.7);
  mix-blend-mode: screen;
}

.orbital-ring.ring-1 {
  animation: spin 10s linear infinite;
}
.orbital-ring.ring-2 {
  inset: 22%;
  animation: spin 12s linear infinite reverse;
  opacity: 0.85;
}
.orbital-ring.ring-3 {
  inset: 32%;
  animation: spin 8s linear infinite;
  opacity: 0.6;
}

.hero-flow-card {
  position: absolute;
  padding: 10px 14px;
  border-radius: 16px;
  background: rgba(4, 7, 30, 0.96);
  border: 1px solid rgba(90, 205, 255, 0.5);
  color: var(--text-secondary);
  font-size: 0.78rem;
  backdrop-filter: blur(12px);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.8);
  transform: translateY(10px);
  opacity: 0;
  animation: float-in 0.8s ease-out forwards;
}

.hero-flow-card span {
  display: block;
  margin-top: 2px;
  font-size: 0.72rem;
  color: var(--accent-blue);
}

.hero-flow-card.flow-card-1 {
  top: 12%;
  left: -6%;
  animation-delay: 0.25s;
}
.hero-flow-card.flow-card-2 {
  top: 56%;
  right: -10%;
  animation-delay: 0.45s;
}
.hero-flow-card.flow-card-3 {
  top: 30%;
  right: -18%;
  animation-delay: 0.65s;
}

.section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 80px 32px 70px;
}

.section > *:not(.section-header) {
  max-width: 1120px;
  margin-inline: auto;
}

.section-alt {
  position: relative;
}

.section-alt::before {
  content: "";
  position: absolute;
  inset: 0 26px;
  background: rgba(3, 6, 20, 0.85);
  border-radius: 40px;
  border: 1px solid rgba(128, 152, 255, 0.25);
  box-shadow: var(--shadow-soft);
  z-index: -1;
}

.section-header {
  max-width: 720px;
  margin: 0 auto 40px;
  text-align: center;
}

.section-header h2 {
  margin: 0 0 10px;
  font-size: clamp(1.6rem, 1.6vw + 1.3rem, 2.1rem);
}

.section-header p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.98rem;
  line-height: 1.7;
}

.section p {
  margin-top: 0;
  margin-bottom: 0.75rem;
}

.section ul {
  padding-left: 20px;
  margin: 0 0 0.85rem;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.section li + li {
  margin-top: 0.25rem;
}

.solutions-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
}

.solution-card {
  padding: 18px 18px 18px;
  border-radius: var(--radius-md);
  background: linear-gradient(
    155deg,
    rgba(7, 12, 45, 0.95),
    rgba(5, 18, 70, 0.98)
  );
  border: 1px solid var(--border-subtle);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.75);
  font-size: 0.9rem;
  transform-origin: center top;
  transform: translateY(14px) scale(0.98);
  opacity: 0;
  transition:
    transform 0.4s ease-out,
    opacity 0.4s ease-out,
    box-shadow 0.2s ease-out,
    border-color 0.2s ease-out;
}

.solution-card.visible {
  transform: translateY(0) scale(1);
  opacity: 1;
}

.solution-card:hover {
  box-shadow: 0 24px 55px rgba(0, 0, 0, 0.9);
  border-color: rgba(40, 194, 255, 0.7);
}

.solution-card h3 {
  margin: 0 0 8px;
  font-size: 1.02rem;
}

.solution-card p {
  margin: 0 0 10px;
  color: var(--text-secondary);
}

.solution-card ul {
  margin: 0;
  padding-left: 18px;
  color: var(--text-secondary);
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
  margin: 12px auto 32px;
  max-width: 1120px;
}

.step {
  padding: 18px 18px 20px;
  border-radius: var(--radius-md);
  background: radial-gradient(
    circle at top left,
    rgba(40, 194, 255, 0.24),
    rgba(3, 7, 25, 0.9)
  );
  border: 1px solid rgba(84, 131, 255, 0.6);
  box-shadow: var(--shadow-soft);
  position: relative;
  overflow: hidden;
}

.step-number {
  position: absolute;
  top: 12px;
  right: 16px;
  font-size: 2.4rem;
  font-weight: 700;
  opacity: 0.07;
}

.step h3 {
  margin: 0 0 8px;
  font-size: 1.02rem;
}

.step p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.diagram {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 22px;
  align-items: center;
  margin: 16px auto 0;
  max-width: 960px;
}

.diagram-column h4 {
  margin: 0 0 10px;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-secondary);
}

.diagram-column ul {
  margin: 0;
  padding-left: 20px;
  font-size: 0.9rem;
  color: var(--text-primary);
}

.diagram-center {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.diagram-node {
  padding: 8px 16px;
  border-radius: 999px;
  background: radial-gradient(
    circle at top left,
    rgba(162, 93, 255, 0.7),
    rgba(9, 16, 50, 1)
  );
  border: 1px solid rgba(160, 199, 255, 0.6);
  font-size: 0.82rem;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.8);
}

.diagram-node.secondary {
  background: radial-gradient(
    circle at top left,
    rgba(40, 194, 255, 0.7),
    rgba(9, 16, 50, 1)
  );
}

.diagram-arrow {
  font-size: 1.6rem;
  color: var(--accent-blue);
}

.cases-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
}

.case-card {
  padding: 18px 18px 18px;
  border-radius: var(--radius-md);
  background: linear-gradient(
    145deg,
    rgba(7, 11, 38, 0.95),
    rgba(12, 23, 70, 0.98)
  );
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-soft);
  font-size: 0.9rem;
  position: relative;
  overflow: hidden;
}

.case-card::before {
  content: "";
  position: absolute;
  inset: -40%;
  background: conic-gradient(
    from 180deg,
    rgba(40, 194, 255, 0.9),
    rgba(163, 60, 255, 0.9),
    rgba(255, 77, 217, 0.9),
    rgba(40, 194, 255, 0.9)
  );
  opacity: 0;
  mix-blend-mode: soft-light;
  transition: opacity 0.35s ease;
}

.case-card:hover::before {
  opacity: 0.35;
}

.case-card h3 {
  margin: 0 0 8px;
  font-size: 1.02rem;
}

.case-card p {
  margin: 0 0 12px;
  color: var(--text-secondary);
}

.case-tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid rgba(40, 194, 255, 0.7);
  font-size: 0.78rem;
  color: var(--accent-blue);
  background: rgba(3, 7, 20, 0.9);
}

.section-form {
  margin-bottom: 70px;
}

.form-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1.1fr);
  gap: 40px;
  align-items: start;
}

.form-copy h3 {
  margin-top: 0;
  margin-bottom: 14px;
  font-size: 1.12rem;
}

.form-copy ul {
  margin: 0 0 18px;
  padding-left: 20px;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.form-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.form-badges span {
  padding: 4px 12px;
  border-radius: 999px;
  background: rgba(10, 20, 60, 0.95);
  border: 1px solid rgba(83, 120, 255, 0.7);
  font-size: 0.78rem;
}

.af-form {
  padding: 20px 20px 18px;
  border-radius: 22px;
  background: linear-gradient(
    155deg,
    rgba(7, 11, 39, 0.96),
    rgba(6, 15, 60, 0.98)
  );
  border: 1px solid rgba(143, 174, 255, 0.5);
  box-shadow: var(--shadow-soft);
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.form-group {
  margin-bottom: 14px;
}

.form-group label {
  display: block;
  margin-bottom: 4px;
  font-size: 0.84rem;
  color: var(--text-secondary);
}

.af-form input,
.af-form textarea,
.af-form select {
  width: 100%;
  padding: 9px 10px;
  border-radius: 12px;
  border: 1px solid rgba(143, 174, 255, 0.5);
  background: rgba(5, 9, 34, 0.95);
  color: var(--text-primary);
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.af-form input::placeholder,
.af-form textarea::placeholder {
  color: rgba(163, 176, 217, 0.8);
}

.af-form input:focus,
.af-form textarea:focus,
.af-form select:focus {
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 1px rgba(40, 194, 255, 0.7);
  background: rgba(4, 8, 30, 1);
}

.af-form input.error,
.af-form textarea.error {
  border-color: #ff6b6b;
}

.error-message {
  display: block;
  min-height: 16px;
  margin-top: 3px;
  font-size: 0.74rem;
  color: #ff9d9d;
}

.form-note {
  margin: 8px 0 0;
  font-size: 0.78rem;
  color: var(--text-secondary);
}

.form-feedback {
  margin-top: 10px;
  font-size: 0.86rem;
  min-height: 1em;
}

.form-feedback.success {
  color: #7fffd4;
}

.form-feedback.error {
  color: #ffb3b3;
}

.af-footer {
  border-top: 1px solid rgba(128, 152, 255, 0.4);
  padding: 18px 20px 22px;
  max-width: 1200px;
  margin: 0 auto 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-size: 0.86rem;
  color: var(--text-secondary);
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.footer-brand img {
  width: 100%;
  height: 50px;
}

.footer-brand span {
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.8rem;
}

.footer-copy {
  margin: 0;
}

@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

@keyframes pulse-core {
  0%,
  100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.08);
  }
}

@keyframes float-in {
  0% {
    transform: translateY(10px);
    opacity: 0;
  }
  100% {
    transform: translateY(0);
    opacity: 1;
  }
}

@media (max-width: 1024px) {
  .solutions-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .form-layout {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1.1fr);
  }
}

@media (max-width: 840px) {
  .af-nav {
    border-radius: 18px;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-links {
    position: absolute;
    inset: calc(100% + 10px) 0 auto;
    margin: 0;
    padding: 12px 16px 14px;
    flex-direction: column;
    gap: 8px;
    background: rgba(8, 10, 30, 0.98);
    border-radius: 18px;
    border: 1px solid rgba(123, 145, 255, 0.65);
    box-shadow: 0 22px 45px rgba(0, 0, 0, 0.9);
    transform-origin: top;
    transform: scaleY(0.6);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease-out, transform 0.2s ease-out;
  }

  .nav-links.is-open {
    opacity: 1;
    transform: scaleY(1);
    pointer-events: auto;
  }

  .hero {
    grid-template-columns: minmax(0, 1fr);
    margin-top: 40px;
  }

  .hero-visual {
    order: -1;
    padding: 0 10px 10px;
  }

  .hero-flow-card {
    position: static;
    margin-top: 10px;
    width: 100%;
    max-width: 360px;
  }

  .hero-visual {
    flex-direction: column;
  }

  .hero-content {
    text-align: left;
  }

  .hero-subtitle {
    max-width: none;
  }

  .hero-metrics {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .diagram {
    grid-template-columns: minmax(0, 1fr);
    text-align: left;
  }

  .diagram-center {
    order: -1;
  }

  .form-layout {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 640px) {
  .solutions-grid,
  .cases-grid,
  .steps {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero-metrics {
    grid-template-columns: minmax(0, 1fr);
  }

  .section {
    padding-inline: 18px;
  }

  .section-alt::before {
    inset-inline: 10px;
    border-radius: 28px;
  }

  .af-nav {
    padding-inline: 14px;
  }

  .af-logo {
    width: auto;
    flex: 0 0 auto;
  }

  .af-nav .af-logo img {
    width: min(40vw, 120px) !important;
    height: auto;
    display: block;
  }

  .af-footer {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-brand img {
    width: 100%;
    height: 45px;
  }

  .footer-brand span {
    font-size: 0.9rem;
  }
}