:root {
  --ink: #071019;
  --charcoal: #101820;
  --graphite: #202a35;
  --steel: #6f7d8d;
  --mist: #eef3f7;
  --cloud: #f8fafc;
  --line: #dce4eb;
  --blue: #045df1;
  --blue-soft: #dceaff;
  --cyan: #18b8d6;
  --green: #42c28b;
  --warm: #f5f0e8;
  --surface: #ffffff;
  --radius: 8px;
  --shadow: 0 26px 70px rgba(7, 16, 25, 0.16);
  --soft-shadow: 0 16px 45px rgba(7, 16, 25, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--cloud);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  line-height: 1.55;
  font-weight: 400;
}

body.nav-open {
  overflow: hidden;
}

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

button,
input,
select {
  font: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 24px;
  min-height: 74px;
  padding: 12px clamp(18px, 5vw, 72px);
  border-bottom: 1px solid rgba(220, 228, 235, 0.72);
  background: rgba(248, 250, 252, 0.88);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  width: 178px;
  min-width: 178px;
}

.brand img,
.site-footer img {
  display: block;
  width: 100%;
  height: auto;
}

.main-nav {
  display: flex;
  justify-content: center;
  gap: clamp(14px, 2vw, 26px);
  color: #334152;
  font-size: 0.92rem;
  font-weight: 520;
}

.main-nav a {
  border-bottom: 2px solid transparent;
  padding: 10px 0;
}

.main-nav a:hover,
.main-nav a:focus-visible {
  border-color: var(--blue);
  color: var(--ink);
  outline: none;
}

.header-actions,
.hero-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: var(--radius);
  padding: 0 18px;
  font-weight: 610;
  line-height: 1;
  transition:
    transform 160ms ease,
    box-shadow 160ms ease,
    background 160ms ease,
    border-color 160ms ease;
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-1px);
  outline: none;
}

.btn-primary {
  background: var(--blue);
  color: white;
  box-shadow: 0 14px 32px rgba(4, 93, 241, 0.26);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background: #034ac0;
}

.btn-secondary {
  border-color: #b7c5d3;
  background: #fff;
  color: var(--charcoal);
}

.btn-secondary:hover,
.btn-secondary:focus-visible,
.btn-ghost:hover,
.btn-ghost:focus-visible {
  border-color: var(--blue);
  box-shadow: var(--soft-shadow);
}

.btn-ghost {
  border-color: transparent;
  background: transparent;
  color: #253444;
}

.btn-large {
  min-height: 48px;
  padding: 0 24px;
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.menu-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  background: var(--ink);
}

.section-band {
  background:
    radial-gradient(circle at 12% 4%, rgba(4, 93, 241, 0.11), transparent 28%),
    linear-gradient(180deg, #ffffff 0%, #f0f5f8 100%);
}

.hero {
  position: relative;
  isolation: isolate;
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(380px, 1.05fr);
  align-items: center;
  gap: clamp(32px, 6vw, 82px);
  min-height: calc(100vh - 150px);
  padding: clamp(36px, 5vw, 58px) clamp(18px, 5vw, 72px) clamp(36px, 5vw, 56px);
  overflow: hidden;
  background:
    linear-gradient(135deg, rgba(7, 16, 25, 0.96), rgba(16, 24, 32, 0.94) 52%, rgba(4, 93, 241, 0.78)),
    var(--ink);
  color: #fff;
}

.hero::before,
.hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  pointer-events: none;
}

.hero::before {
  inset: auto -10% -22% 40%;
  height: 58%;
  border-radius: 50%;
  background:
    radial-gradient(circle at 30% 36%, rgba(24, 184, 214, 0.46), transparent 34%),
    radial-gradient(circle at 68% 42%, rgba(66, 194, 139, 0.32), transparent 30%),
    linear-gradient(120deg, rgba(4, 93, 241, 0.38), rgba(255, 255, 255, 0.03));
  filter: blur(8px);
}

.hero::after {
  top: 14%;
  right: 7%;
  width: 34vw;
  height: 2px;
  min-width: 260px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.72), var(--blue));
  transform: rotate(-28deg);
  opacity: 0.8;
}

.hero-copy {
  max-width: 730px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--blue);
  font-size: 0.78rem;
  font-weight: 620;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero .eyebrow,
.problem-detail .detail-kicker {
  color: #87d8ee;
}

h1,
h2,
h3,
p {
  text-wrap: pretty;
}

h1,
h2,
h3 {
  margin: 0;
  letter-spacing: 0;
  line-height: 1.06;
}

h1 {
  max-width: 760px;
  font-size: clamp(2.7rem, 3.6vw, 4.15rem);
  font-weight: 610;
}

h2 {
  font-size: clamp(2rem, 3vw, 3.35rem);
  font-weight: 560;
}

h3 {
  font-size: 1.2rem;
  font-weight: 610;
}

.hero-lede {
  max-width: 650px;
  margin: 22px 0 0;
  color: #dce7f0;
  font-size: clamp(1.05rem, 1.35vw, 1.28rem);
  font-weight: 390;
}

.hero-actions {
  margin-top: 32px;
}

.proof-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 34px;
}

.proof-strip span {
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  padding: 8px 14px;
  color: #eaf3fa;
  font-size: 0.86rem;
  font-weight: 520;
}

.hero-visual {
  min-width: 0;
}

.platform-panel {
  position: relative;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.94);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.platform-panel::before {
  content: "";
  position: absolute;
  inset: -80px -70px auto auto;
  width: 190px;
  height: 190px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(4, 93, 241, 0.26), transparent 65%);
}

.panel-topbar {
  display: grid;
  grid-template-columns: 10px 10px 10px 1fr;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 0 16px;
  border-bottom: 1px solid var(--line);
  color: #526171;
  font-size: 0.78rem;
  font-weight: 560;
}

.panel-topbar span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #cbd6df;
}

.panel-topbar span:first-child {
  background: var(--blue);
}

.system-map {
  display: grid;
  grid-template-columns: 1fr 22px 1fr 22px 1fr 22px 1fr;
  align-items: center;
  gap: 8px;
  padding: clamp(20px, 3vw, 34px);
}

.system-node {
  display: grid;
  min-height: 78px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #f8fbfd;
  color: #253442;
  padding: 12px;
  text-align: center;
  font-size: 0.88rem;
  font-weight: 560;
}

.primary-node {
  border-color: rgba(4, 93, 241, 0.38);
  background: var(--blue-soft);
  color: #063f9f;
}

.accent-node {
  border-color: rgba(24, 184, 214, 0.4);
  background: #e9fbff;
  color: #087187;
}

.connector {
  height: 2px;
  background: linear-gradient(90deg, var(--blue), var(--cyan));
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
}

.metric-grid div {
  min-height: 104px;
  background: #fff;
  padding: 17px;
}

.metric-value,
.metric-label {
  display: block;
}

.metric-value {
  color: var(--ink);
  font-size: 1.65rem;
  font-weight: 620;
}

.metric-label {
  margin-top: 6px;
  color: #657484;
  font-size: 0.88rem;
  font-weight: 420;
}

.signal-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  padding: 16px;
}

.signal-list span {
  min-height: 36px;
  border-radius: var(--radius);
  background: var(--ink);
  color: #fff;
  display: grid;
  place-items: center;
  padding: 8px;
  text-align: center;
  font-size: 0.8rem;
  font-weight: 520;
}

.pain-points,
.architecture,
.industries,
.use-cases,
.packages,
.diagnostic {
  padding: clamp(62px, 8vw, 108px) clamp(18px, 5vw, 72px);
}

.section-heading {
  max-width: 880px;
  margin-bottom: 36px;
}

.section-heading .eyebrow {
  color: #0b61e8;
}

.problem-layout {
  display: grid;
  grid-template-columns: minmax(240px, 0.38fr) minmax(0, 0.62fr);
  gap: 22px;
  align-items: stretch;
}

.problem-picker {
  display: grid;
  gap: 10px;
}

.problem-tab {
  min-height: 58px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  color: #263442;
  padding: 0 18px;
  text-align: left;
  font-weight: 520;
  cursor: pointer;
}

.problem-tab.active,
.problem-tab:hover,
.problem-tab:focus-visible {
  border-color: rgba(4, 93, 241, 0.48);
  background: linear-gradient(90deg, #fff, var(--blue-soft));
  color: #063f9f;
  outline: none;
}

.problem-detail {
  position: relative;
  display: flex;
  min-height: 408px;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(16, 24, 32, 0.96), rgba(7, 16, 25, 0.94)),
    var(--ink);
  color: #fff;
  padding: clamp(30px, 5vw, 58px);
  overflow: hidden;
}

.problem-detail::after {
  content: "";
  position: absolute;
  right: -42px;
  bottom: -64px;
  width: 230px;
  height: 230px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(24, 184, 214, 0.38), transparent 64%);
}

.detail-kicker {
  margin: 0 0 14px;
  font-size: 0.8rem;
  font-weight: 560;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.problem-detail h3 {
  max-width: 640px;
  font-size: clamp(1.75rem, 2.8vw, 3rem);
  font-weight: 540;
}

.problem-detail p:not(.detail-kicker) {
  max-width: 650px;
  margin: 18px 0 26px;
  color: #dbe6ef;
  font-size: 1.05rem;
  font-weight: 390;
}

.architecture {
  background:
    linear-gradient(90deg, rgba(245, 240, 232, 0.88), rgba(255, 255, 255, 0.95) 36%, rgba(220, 234, 255, 0.64)),
    #fff;
}

.architecture-grid,
.case-grid,
.package-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.architecture-grid article,
.case-grid article,
.package-card {
  min-height: 238px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.92);
  padding: 24px;
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.8) inset;
}

.architecture-grid article:nth-child(even),
.case-grid article:nth-child(3),
.package-card.featured {
  background: linear-gradient(180deg, #fff, #eef6ff);
}

.architecture-grid p,
.case-grid p,
.package-card p,
.industry-copy p,
.diagnostic-copy p {
  color: #5c6978;
  font-weight: 390;
}

.icon-mark {
  display: inline-grid;
  width: 38px;
  height: 38px;
  place-items: center;
  margin-bottom: 34px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--ink), var(--blue));
  color: #fff;
  font-size: 0.76rem;
  font-weight: 560;
}

.industries {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(330px, 1.12fr);
  gap: clamp(32px, 7vw, 86px);
  align-items: center;
  background:
    radial-gradient(circle at 78% 22%, rgba(66, 194, 139, 0.16), transparent 28%),
    #fff;
}

.industry-copy {
  max-width: 680px;
}

.industry-copy p {
  margin: 18px 0 28px;
  font-size: 1.05rem;
}

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

.compliance-board div {
  min-height: 178px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  padding: 22px;
  box-shadow: var(--soft-shadow);
}

.compliance-board div:nth-child(2) {
  transform: translateY(24px);
}

.compliance-board div:nth-child(3) {
  background: #111820;
  color: #fff;
}

.compliance-board span,
.package-card span {
  display: block;
  margin-bottom: 16px;
  color: var(--blue);
  font-size: 0.76rem;
  font-weight: 610;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.compliance-board div:nth-child(3) span {
  color: #83dff1;
}

.compliance-board strong {
  display: block;
  color: inherit;
  font-size: 1.13rem;
  line-height: 1.22;
  font-weight: 560;
}

.use-cases {
  background:
    linear-gradient(180deg, #f8fafc, #edf3f7),
    var(--mist);
}

.case-grid article {
  min-height: 212px;
}

.packages {
  background: #fff;
}

.package-card {
  display: flex;
  flex-direction: column;
}

.package-card.featured {
  border-color: rgba(4, 93, 241, 0.4);
  box-shadow: var(--soft-shadow);
}

.package-card p {
  flex: 1;
}

.package-card a {
  color: #063f9f;
  font-weight: 610;
}

.diagnostic {
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(360px, 0.76fr);
  gap: clamp(32px, 6vw, 76px);
  align-items: start;
  background:
    linear-gradient(135deg, #0a1119, #101820 58%, #063f9f),
    var(--ink);
  color: #fff;
}

.diagnostic .eyebrow {
  color: #83dff1;
}

.diagnostic-copy {
  max-width: 700px;
}

.diagnostic-copy p {
  color: #dbe5ee;
  font-size: 1.08rem;
}

.diagnostic-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.96);
  padding: clamp(22px, 4vw, 34px);
  box-shadow: var(--shadow);
}

.diagnostic-form label {
  display: grid;
  gap: 8px;
  color: #2f3b48;
  font-size: 0.92rem;
  font-weight: 520;
}

.diagnostic-form .full-field,
.diagnostic-form .btn,
.diagnostic-form .form-status {
  grid-column: 1 / -1;
}

.diagnostic-form input,
.diagnostic-form select,
.diagnostic-form textarea,
.inline-form input,
.inline-form select,
.newsletter-form input,
.chatbot-form input {
  width: 100%;
  min-height: 48px;
  border: 1px solid #c8d3df;
  border-radius: var(--radius);
  background: #fff;
  color: var(--ink);
  padding: 0 14px;
}

.diagnostic-form input:focus,
.diagnostic-form select:focus,
.diagnostic-form textarea:focus,
.inline-form input:focus,
.inline-form select:focus,
.newsletter-form input:focus,
.chatbot-form input:focus {
  border-color: var(--blue);
  outline: 3px solid rgba(4, 93, 241, 0.12);
}

.diagnostic-form textarea {
  min-height: 112px;
  padding-block: 12px;
  resize: vertical;
}

.check-field {
  display: flex !important;
  grid-template-columns: none !important;
  align-items: center;
  gap: 10px !important;
  font-weight: 430 !important;
}

.check-field input {
  width: 18px;
  min-height: 18px;
}

.form-status {
  min-height: 24px;
  margin: 0;
  color: #147a51;
  font-weight: 520;
}

.conversion-strip,
.newsletter-band {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(360px, 1fr);
  gap: clamp(24px, 5vw, 56px);
  align-items: center;
  padding: clamp(48px, 7vw, 84px) clamp(18px, 5vw, 72px);
  background: #fff;
}

.newsletter-band {
  background: linear-gradient(135deg, #f5f0e8, #eef6ff);
}

.inline-form,
.newsletter-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.inline-form .btn,
.inline-form .form-status,
.newsletter-form .form-status {
  grid-column: 1 / -1;
}

.chatbot-toggle {
  position: fixed;
  right: 22px;
  bottom: 90px;
  z-index: 15;
  width: 58px;
  height: 58px;
  border: 0;
  border-radius: 50%;
  background: var(--blue);
  color: #fff;
  box-shadow: 0 16px 38px rgba(4, 93, 241, 0.24);
  font-weight: 620;
  cursor: pointer;
}

.chatbot-panel {
  position: fixed;
  right: 22px;
  bottom: 156px;
  z-index: 16;
  display: none;
  width: min(360px, calc(100vw - 32px));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.chatbot-panel.open {
  display: block;
}

.chatbot-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 16px;
  background: var(--ink);
  color: #fff;
}

.chatbot-close {
  border: 0;
  background: transparent;
  color: #fff;
  font-size: 22px;
  cursor: pointer;
}

.chatbot-log {
  max-height: 220px;
  overflow: auto;
  padding: 14px 16px;
  color: #425061;
}

.chatbot-form {
  display: grid;
  gap: 10px;
  padding: 14px 16px 16px;
}

.floating-whatsapp {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 15;
  display: grid;
  width: 58px;
  height: 58px;
  place-items: center;
  border-radius: 50%;
  background: var(--ink);
  color: #fff;
  box-shadow: 0 16px 38px rgba(7, 16, 25, 0.24);
  font-size: 0.86rem;
  font-weight: 620;
}

.floating-whatsapp:hover,
.floating-whatsapp:focus-visible {
  background: var(--blue);
  outline: none;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 32px clamp(18px, 5vw, 72px);
  background: #05090d;
  color: #d9e2ec;
}

.site-footer img {
  width: 170px;
}

.site-footer span {
  max-width: 620px;
  text-align: right;
  color: #aebac6;
  font-weight: 390;
}

@media (max-width: 1120px) {
  .site-header {
    grid-template-columns: auto auto;
  }

  .menu-toggle {
    display: block;
    justify-self: end;
  }

  .main-nav,
  .header-actions {
    display: none;
  }

  body.nav-open .main-nav,
  body.nav-open .header-actions {
    display: flex;
  }

  body.nav-open .main-nav {
    position: fixed;
    inset: 74px 0 auto;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    border-bottom: 1px solid var(--line);
    background: #fff;
    padding: 12px 20px;
  }

  body.nav-open .main-nav a {
    padding: 16px 0;
  }

  body.nav-open .header-actions {
    position: fixed;
    inset: 406px 0 auto;
    border-bottom: 1px solid var(--line);
    background: #fff;
    padding: 0 20px 18px;
  }

  .hero,
  .problem-layout,
  .industries,
  .diagnostic {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .hero-visual,
  .industry-copy,
  .diagnostic-copy {
    max-width: 840px;
  }

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

@media (max-width: 720px) {
  .site-header {
    min-height: 68px;
    padding: 10px 16px;
  }

  .brand {
    width: 152px;
    min-width: 152px;
  }

  body.nav-open .main-nav {
    inset: 68px 0 auto;
  }

  body.nav-open .header-actions {
    inset: 400px 0 auto;
    align-items: stretch;
    flex-direction: column;
  }

  .hero,
  .pain-points,
  .architecture,
  .industries,
  .use-cases,
  .packages,
  .diagnostic {
    padding-inline: 16px;
  }

  .hero {
    padding-top: 48px;
    min-height: calc(100vh - 150px);
  }

  .hero::after {
    top: 6%;
    right: -18%;
    min-width: 240px;
  }

  h1 {
    font-size: 2.35rem;
  }

  h2 {
    font-size: 2rem;
  }

  .hero-actions,
  .header-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }

  .hero-visual {
    display: none;
  }

  .metric-grid,
  .signal-list,
  .architecture-grid,
  .case-grid,
  .package-grid,
  .compliance-board,
  .diagnostic-form,
  .conversion-strip,
  .newsletter-band,
  .inline-form,
  .newsletter-form {
    grid-template-columns: 1fr;
  }

  .compliance-board div:nth-child(2) {
    transform: none;
  }

  .problem-detail {
    min-height: 330px;
  }

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

  .site-footer span {
    text-align: left;
  }
}

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