:root {
  color-scheme: dark;
  --bg: #070913;
  --bg-soft: #0d1124;
  --panel: rgba(255, 255, 255, 0.06);
  --panel-strong: rgba(255, 255, 255, 0.1);
  --stroke: rgba(255, 255, 255, 0.14);
  --stroke-strong: rgba(116, 191, 255, 0.34);
  --text: #f6f8ff;
  --muted: #aab3d0;
  --soft: #dce5ff;
  --blue: #39a7ff;
  --cyan: #45e5ff;
  --violet: #8b5cf6;
  --pink: #e879f9;
  --mint: #5eead4;
  --amber: #fbbf24;
  --radius: 8px;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.35);
  --max: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at top left, rgba(57, 167, 255, 0.2), transparent 32rem),
    radial-gradient(circle at 85% 12%, rgba(139, 92, 246, 0.22), transparent 28rem),
    linear-gradient(180deg, #060812 0%, #0b1022 45%, #070913 100%);
  color: var(--text);
  font-family: "Inter", "Segoe UI", system-ui, sans-serif;
  line-height: 1.6;
}

body.nav-open {
  overflow: hidden;
}

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

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

button,
input,
textarea {
  font: inherit;
}

.site-shell {
  position: relative;
  overflow: hidden;
}

.site-shell::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.92), transparent 80%);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  width: min(var(--max), calc(100% - 32px));
  margin: 14px auto 0;
  padding: 12px 14px;
  border: 1px solid var(--stroke);
  border-radius: var(--radius);
  background: rgba(7, 9, 19, 0.72);
  box-shadow: 0 14px 40px rgba(0, 0, 0, 0.18);
  backdrop-filter: blur(20px);
  transition: border-color 0.25s ease, background 0.25s ease;
}

.site-header.is-scrolled {
  border-color: rgba(69, 229, 255, 0.24);
  background: rgba(7, 9, 19, 0.9);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0;
  min-width: 0;
  color: var(--text);
  font-weight: 800;
  letter-spacing: 0;
}

.brand img {
  width: clamp(150px, 16vw, 190px);
  height: auto;
  max-height: 58px;
  border-radius: 0;
  object-fit: contain;
  filter: drop-shadow(0 0 18px rgba(57, 167, 255, 0.26));
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
}

.site-nav a {
  padding: 9px 10px;
  border-radius: var(--radius);
  color: var(--muted);
  font-size: 14px;
  font-weight: 600;
  transition: color 0.2s ease, background 0.2s ease;
}

.site-nav a:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
}

.header-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 16px;
  border: 1px solid rgba(69, 229, 255, 0.32);
  border-radius: var(--radius);
  background: rgba(69, 229, 255, 0.08);
  color: var(--text);
  font-size: 14px;
  font-weight: 700;
  box-shadow: 0 0 28px rgba(57, 167, 255, 0.16);
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.header-cta:hover {
  transform: translateY(-1px);
  border-color: rgba(69, 229, 255, 0.66);
  box-shadow: 0 0 38px rgba(57, 167, 255, 0.28);
}

.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--stroke);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  border-radius: 999px;
  background: currentColor;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.nav-open .menu-toggle span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.nav-open .menu-toggle span:nth-child(2) {
  opacity: 0;
}

.nav-open .menu-toggle span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.section-pad {
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto;
  padding: 96px 0;
}

.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(320px, 0.78fr);
  align-items: center;
  min-height: calc(100vh - 80px);
  gap: 48px;
  padding-top: 84px;
}

.hero-content {
  position: relative;
  z-index: 2;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  margin-bottom: 16px;
  padding: 7px 11px;
  border: 1px solid rgba(69, 229, 255, 0.26);
  border-radius: 999px;
  background: rgba(69, 229, 255, 0.07);
  color: var(--cyan);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 780px;
  margin-bottom: 22px;
  font-size: clamp(44px, 7vw, 86px);
  line-height: 0.98;
  letter-spacing: 0;
}

h2 {
  max-width: 780px;
  margin-bottom: 16px;
  font-size: clamp(30px, 4vw, 52px);
  line-height: 1.06;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 20px;
  line-height: 1.2;
  letter-spacing: 0;
}

.lead {
  max-width: 680px;
  color: var(--soft);
  font-size: clamp(18px, 2vw, 22px);
}

.support,
.section-heading p,
.feature-card p,
.solution-card p,
.pricing-card p,
.mini-case p,
.case-main p,
.contact-info p,
.offer-card p,
.bot-demo p {
  color: var(--muted);
}

.support {
  max-width: 650px;
  margin-bottom: 32px;
  font-size: 17px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 18px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-size: 15px;
  font-weight: 800;
  line-height: 1.2;
  cursor: pointer;
  transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease,
    background 0.22s ease;
}

.btn svg {
  width: 19px;
  height: 19px;
  flex: 0 0 auto;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background:
    linear-gradient(135deg, rgba(69, 229, 255, 0.95), rgba(57, 167, 255, 0.9) 36%, rgba(139, 92, 246, 0.96)),
    var(--blue);
  color: #04111f;
  box-shadow: 0 0 38px rgba(57, 167, 255, 0.34), 0 16px 40px rgba(139, 92, 246, 0.18);
}

.btn-primary:hover {
  box-shadow: 0 0 50px rgba(57, 167, 255, 0.46), 0 20px 50px rgba(139, 92, 246, 0.24);
}

.btn-ghost,
.btn-secondary {
  border-color: var(--stroke);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
}

.btn-ghost:hover,
.btn-secondary:hover {
  border-color: var(--stroke-strong);
  background: rgba(255, 255, 255, 0.1);
  box-shadow: 0 0 28px rgba(69, 229, 255, 0.16);
}

.hero-visual {
  position: relative;
  min-height: 620px;
  display: grid;
  place-items: center;
}

.phone-orbit {
  position: absolute;
  width: min(92%, 480px);
  aspect-ratio: 1;
  border: 1px solid rgba(69, 229, 255, 0.18);
  border-radius: 50%;
  background:
    radial-gradient(circle, rgba(69, 229, 255, 0.18), transparent 58%),
    conic-gradient(from 90deg, rgba(69, 229, 255, 0.08), rgba(139, 92, 246, 0.5), rgba(94, 234, 212, 0.22), rgba(69, 229, 255, 0.08));
  filter: blur(0.2px);
  opacity: 0.88;
  animation: rotateSoft 14s linear infinite;
}

.phone-mockup {
  position: relative;
  z-index: 1;
  width: min(88%, 360px);
  filter: drop-shadow(0 34px 60px rgba(0, 0, 0, 0.42)) drop-shadow(0 0 44px rgba(69, 229, 255, 0.28));
  animation: floatPhone 5.5s ease-in-out infinite;
}

.hero-glow {
  position: absolute;
  z-index: 0;
  border-radius: 999px;
  pointer-events: none;
  filter: blur(8px);
}

.hero-glow-one {
  right: 5%;
  top: 22%;
  width: 360px;
  height: 360px;
  background: rgba(57, 167, 255, 0.22);
}

.hero-glow-two {
  right: 26%;
  bottom: 8%;
  width: 280px;
  height: 280px;
  background: rgba(232, 121, 249, 0.14);
}

.bot-demo {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  width: min(var(--max), calc(100% - 32px));
  margin: -34px auto 0;
  padding: 26px;
  border: 1px solid var(--stroke);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(69, 229, 255, 0.11), rgba(139, 92, 246, 0.08)),
    rgba(255, 255, 255, 0.05);
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
}

.bot-demo h2 {
  margin-bottom: 6px;
  font-size: clamp(24px, 3vw, 34px);
}

.bot-demo p {
  margin-bottom: 0;
}

.section {
  position: relative;
}

.section-heading {
  margin-bottom: 34px;
}

.section-heading p {
  max-width: 680px;
  font-size: 17px;
}

.feature-grid,
.solution-grid,
.course-grid,
.pricing-grid,
.benefit-grid,
.compare-grid {
  display: grid;
  gap: 16px;
}

.feature-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.feature-card,
.solution-card,
.course-card,
.pricing-card,
.mini-case,
.compare-card,
.benefit-card,
.offer-card,
.contact-form {
  border: 1px solid var(--stroke);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.075), rgba(255, 255, 255, 0.038)),
    rgba(255, 255, 255, 0.04);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.18);
  backdrop-filter: blur(18px);
}

.feature-card,
.solution-card,
.course-card,
.pricing-card,
.mini-case,
.compare-card,
.benefit-card {
  padding: 22px;
  transition: transform 0.22s ease, border-color 0.22s ease, background 0.22s ease,
    box-shadow 0.22s ease;
}

.feature-card:hover,
.solution-card:hover,
.course-card:hover,
.pricing-card:hover,
.mini-case:hover,
.compare-card:hover,
.benefit-card:hover {
  transform: translateY(-4px);
  border-color: rgba(69, 229, 255, 0.34);
  background:
    linear-gradient(180deg, rgba(69, 229, 255, 0.09), rgba(255, 255, 255, 0.044)),
    rgba(255, 255, 255, 0.05);
  box-shadow: 0 0 34px rgba(57, 167, 255, 0.12), 0 22px 54px rgba(0, 0, 0, 0.24);
}

.feature-card svg,
.solution-card svg,
.pricing-card svg,
.mini-case svg,
.benefit-card svg,
.course-top svg,
.contact-links svg {
  width: 26px;
  height: 26px;
  color: var(--cyan);
}

.platform-icon {
  width: 28px;
  height: 28px;
  flex: 0 0 auto;
  object-fit: contain;
  filter: drop-shadow(0 0 16px rgba(57, 167, 255, 0.22));
}

.btn .platform-icon {
  width: 19px;
  height: 19px;
}

.course-top .platform-icon {
  width: 30px;
  height: 30px;
}

.case-platform-icon {
  width: 36px;
  height: 36px;
  margin-bottom: 18px;
}

.contact-links .platform-icon {
  width: 24px;
  height: 24px;
}

.feature-card p,
.solution-card p,
.pricing-card p,
.mini-case p {
  margin-bottom: 0;
}

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

.compare-card {
  min-height: 280px;
}

.compare-card-accent {
  border-color: rgba(139, 92, 246, 0.38);
  background:
    linear-gradient(135deg, rgba(139, 92, 246, 0.16), rgba(69, 229, 255, 0.06)),
    rgba(255, 255, 255, 0.045);
}

.compare-icon {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  margin-bottom: 20px;
  border-radius: var(--radius);
  background: rgba(69, 229, 255, 0.1);
  color: var(--cyan);
}

.check-list,
.course-card ul {
  display: grid;
  gap: 10px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.check-list li,
.course-card li {
  position: relative;
  padding-left: 24px;
  color: var(--soft);
}

.check-list li::before,
.course-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--mint);
  box-shadow: 0 0 16px rgba(94, 234, 212, 0.55);
}

.solution-grid {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.solution-card {
  display: flex;
  min-height: 250px;
  flex-direction: column;
}

.solution-card a {
  width: fit-content;
  margin-top: auto;
  color: var(--cyan);
  font-weight: 800;
}

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

.course-card {
  display: flex;
  min-height: 420px;
  flex-direction: column;
}

.course-card.featured {
  border-color: rgba(69, 229, 255, 0.46);
  background:
    linear-gradient(160deg, rgba(69, 229, 255, 0.13), rgba(139, 92, 246, 0.11)),
    rgba(255, 255, 255, 0.055);
  box-shadow: 0 0 48px rgba(57, 167, 255, 0.16), var(--shadow);
}

.course-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 22px;
}

.course-top span {
  color: var(--mint);
  font-size: 18px;
  font-weight: 900;
}

.course-card ul {
  margin-bottom: 28px;
}

.course-card .btn {
  margin-top: auto;
}

.case-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1fr);
  gap: 18px;
}

.case-main {
  min-height: 100%;
  padding: 32px;
  border: 1px solid rgba(69, 229, 255, 0.34);
  border-radius: var(--radius);
  background:
    radial-gradient(circle at top right, rgba(69, 229, 255, 0.2), transparent 24rem),
    linear-gradient(135deg, rgba(139, 92, 246, 0.13), rgba(255, 255, 255, 0.05));
  box-shadow: var(--shadow);
}

.case-badge {
  width: fit-content;
  margin-bottom: 20px;
  padding: 7px 10px;
  border: 1px solid rgba(251, 191, 36, 0.36);
  border-radius: 999px;
  background: rgba(251, 191, 36, 0.08);
  color: var(--amber);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.case-functions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 26px 0;
}

.case-functions span {
  padding: 7px 10px;
  border: 1px solid var(--stroke);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--soft);
  font-size: 13px;
  font-weight: 700;
}

.case-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.pricing-card strong {
  display: block;
  margin: 16px 0 10px;
  color: var(--text);
  font-size: clamp(24px, 3vw, 34px);
  line-height: 1.1;
}

.pricing-card-accent {
  border-color: rgba(94, 234, 212, 0.4);
}

.timeline {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 12px;
  position: relative;
}

.timeline-step {
  position: relative;
  min-height: 136px;
  padding: 18px;
  border: 1px solid var(--stroke);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.05);
}

.timeline-step span {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  margin-bottom: 16px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--cyan), var(--violet));
  color: #06101e;
  font-weight: 900;
}

.timeline-step h3 {
  margin-bottom: 0;
  color: var(--soft);
  font-size: 17px;
}

.benefit-grid {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.benefit-card {
  min-height: 150px;
}

.benefit-card h3 {
  margin: 18px 0 0;
}

.faq-list {
  display: grid;
  gap: 10px;
  max-width: 860px;
}

.faq-item {
  border: 1px solid var(--stroke);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.045);
  overflow: hidden;
}

.faq-item button {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  width: 100%;
  min-height: 64px;
  padding: 0 18px;
  border: 0;
  background: transparent;
  color: var(--text);
  font-weight: 800;
  text-align: left;
  cursor: pointer;
}

.faq-item button svg {
  width: 20px;
  height: 20px;
  flex: 0 0 auto;
  transition: transform 0.2s ease;
}

.faq-item p {
  max-height: 0;
  margin: 0;
  padding: 0 18px;
  color: var(--muted);
  overflow: hidden;
  transition: max-height 0.28s ease, padding 0.28s ease;
}

.faq-item.is-open p {
  max-height: 220px;
  padding: 0 18px 18px;
}

.faq-item.is-open button svg {
  transform: rotate(180deg);
}

.contact-section {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(320px, 0.78fr);
  gap: 34px;
  align-items: start;
}

.contact-links {
  display: grid;
  gap: 12px;
  margin-top: 26px;
}

.contact-links a {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  width: fit-content;
  color: var(--soft);
  font-weight: 700;
}

.contact-form {
  display: grid;
  gap: 16px;
  padding: 24px;
}

.contact-form label {
  display: grid;
  gap: 8px;
  color: var(--soft);
  font-size: 14px;
  font-weight: 800;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  border: 1px solid var(--stroke);
  border-radius: var(--radius);
  background: rgba(5, 8, 18, 0.78);
  color: var(--text);
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.contact-form input {
  height: 48px;
  padding: 0 14px;
}

.contact-form textarea {
  resize: vertical;
  min-height: 132px;
  padding: 14px;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: rgba(69, 229, 255, 0.54);
  box-shadow: 0 0 0 4px rgba(69, 229, 255, 0.1);
}

.form-success {
  display: none;
  margin: 0;
  padding: 12px 14px;
  border: 1px solid rgba(94, 234, 212, 0.36);
  border-radius: var(--radius);
  background: rgba(94, 234, 212, 0.08);
  color: var(--mint);
  font-weight: 800;
}

.form-success.is-visible {
  display: block;
}

.offer-page {
  position: relative;
  min-height: calc(100vh - 180px);
  display: grid;
  place-items: center;
}

.offer-card {
  position: relative;
  z-index: 1;
  width: min(100%, 760px);
  padding: clamp(28px, 5vw, 58px);
}

.offer-card h1 {
  font-size: clamp(38px, 6vw, 68px);
}

.offer-card p {
  margin-bottom: 28px;
  font-size: 18px;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto;
  padding: 34px 0 42px;
  border-top: 1px solid var(--stroke);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 14px 18px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

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

.reveal {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.js-ready .reveal {
  opacity: 0;
  transform: translateY(20px);
}

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

@keyframes floatPhone {
  0%,
  100% {
    transform: translate3d(0, -8px, 0) rotate(-2deg);
  }
  50% {
    transform: translate3d(0, 12px, 0) rotate(2deg);
  }
}

@keyframes rotateSoft {
  to {
    transform: rotate(360deg);
  }
}

@media (max-width: 1120px) {
  .site-header {
    gap: 12px;
  }

  .site-nav a {
    padding-inline: 8px;
    font-size: 13px;
  }

  .feature-grid,
  .solution-grid,
  .benefit-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

@media (max-width: 1080px) {
  .site-header {
    width: min(100% - 24px, var(--max));
  }

  .menu-toggle {
    display: block;
    order: 3;
  }

  .header-cta {
    margin-left: auto;
  }

  .site-nav {
    position: fixed;
    top: 86px;
    left: 12px;
    right: 12px;
    display: grid;
    gap: 6px;
    padding: 14px;
    border: 1px solid var(--stroke);
    border-radius: var(--radius);
    background: rgba(7, 9, 19, 0.96);
    box-shadow: var(--shadow);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-12px);
    transition: opacity 0.22s ease, transform 0.22s ease;
  }

  .nav-open .site-nav {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .site-nav a {
    padding: 13px 12px;
    font-size: 16px;
  }

  .hero,
  .contact-section,
  .case-layout {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 70px;
  }

  .hero-visual {
    min-height: 500px;
  }

  .bot-demo {
    margin-top: 0;
  }

  .feature-grid,
  .solution-grid,
  .course-grid,
  .pricing-grid,
  .benefit-grid,
  .compare-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 680px) {
  .site-header {
    padding: 10px;
  }

  .header-cta {
    display: none;
  }

  .section-pad {
    width: min(100% - 24px, var(--max));
    padding: 70px 0;
  }

  .hero {
    gap: 26px;
    padding-top: 56px;
  }

  h1 {
    font-size: clamp(38px, 14vw, 54px);
  }

  h2 {
    font-size: clamp(28px, 10vw, 40px);
  }

  .hero-actions,
  .bot-demo,
  .site-footer {
    align-items: stretch;
    flex-direction: column;
  }

  .btn {
    width: 100%;
    min-height: 50px;
  }

  .hero-visual {
    min-height: 410px;
  }

  .phone-mockup {
    width: min(88%, 300px);
  }

  .bot-demo {
    width: min(100% - 24px, var(--max));
    padding: 20px;
  }

  .feature-grid,
  .solution-grid,
  .course-grid,
  .pricing-grid,
  .benefit-grid,
  .compare-grid,
  .case-list,
  .timeline {
    grid-template-columns: 1fr;
  }

  .course-card {
    min-height: auto;
  }

  .case-main,
  .contact-form {
    padding: 20px;
  }

  .footer-links {
    justify-content: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}