:root {
  color-scheme: dark;
  --bg: #0d1113;
  --bg-soft: #11181b;
  --bg-elevated: #162023;
  --ink: #f6f8f4;
  --ink-soft: #dce4dc;
  --muted: #a8b5ad;
  --muted-2: #76847c;
  --line: rgba(235, 243, 236, 0.14);
  --line-strong: rgba(235, 243, 236, 0.24);
  --panel: rgba(255, 255, 255, 0.065);
  --panel-strong: rgba(255, 255, 255, 0.1);
  --teal: #2dd4bf;
  --teal-deep: #0f8a7c;
  --blue: #8ab4ff;
  --gold: #f1bd5b;
  --sage: #b8d89c;
  --white: #ffffff;
  --paper: #eef3ed;
  --paper-ink: #111715;
  --radius: 8px;
  --shadow: 0 30px 90px rgba(0, 0, 0, 0.42);
  --shadow-soft: 0 18px 48px rgba(0, 0, 0, 0.26);
  --font:
    Inter, "HarmonyOS Sans SC", MiSans, "Noto Sans SC", "PingFang SC",
    "Microsoft YaHei", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background:
    linear-gradient(180deg, rgba(45, 212, 191, 0.08), transparent 360px),
    linear-gradient(135deg, rgba(138, 180, 255, 0.08), transparent 42%),
    var(--bg);
  color: var(--ink);
  font-family: var(--font);
  line-height: 1.62;
  letter-spacing: 0;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    linear-gradient(rgba(255, 255, 255, 0.032) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.032) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.72), transparent 78%);
  pointer-events: none;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background: linear-gradient(90deg, rgba(13, 17, 19, 0.12), rgba(13, 17, 19, 0.48));
  pointer-events: none;
}

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

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

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

h1,
h2,
h3 {
  letter-spacing: 0;
}

h1 {
  max-width: 940px;
  margin-bottom: 26px;
  font-size: clamp(36px, 5.2vw, 68px);
  line-height: 1.12;
  font-weight: 840;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(27px, 3.6vw, 46px);
  line-height: 1.14;
  font-weight: 820;
}

h3 {
  margin-bottom: 10px;
  font-size: 20px;
  line-height: 1.26;
  font-weight: 780;
}

p {
  margin-bottom: 0;
}

.site-header {
  position: fixed;
  top: 16px;
  left: 50%;
  z-index: 20;
  display: flex;
  width: min(1180px, calc(100% - 32px));
  min-height: 64px;
  transform: translateX(-50%);
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 10px 12px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius);
  background: rgba(11, 15, 17, 0.72);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(18px);
}

.brand,
.nav-links,
.hero-actions,
.contact-actions {
  display: flex;
  align-items: center;
}

.brand {
  gap: 11px;
  padding-left: 4px;
  font-weight: 850;
  white-space: nowrap;
}

.brand-mark {
  display: inline-grid;
  width: 40px;
  height: 40px;
  place-items: center;
  border: 1px solid rgba(45, 212, 191, 0.5);
  border-radius: var(--radius);
  background:
    linear-gradient(145deg, rgba(45, 212, 191, 0.18), rgba(138, 180, 255, 0.08)),
    rgba(255, 255, 255, 0.06);
  color: var(--teal);
  font-size: 13px;
  font-weight: 950;
}

.nav-links {
  gap: 4px;
  color: var(--muted);
  font-size: 14px;
}

.nav-links a {
  padding: 9px 11px;
  border-radius: var(--radius);
}

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

.header-action {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  padding: 10px 14px;
  border-radius: var(--radius);
  background: rgba(45, 212, 191, 0.12);
  color: var(--teal);
  font-size: 14px;
  font-weight: 850;
}

.hero {
  position: relative;
  min-height: 96vh;
  display: grid;
  align-items: end;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}

.hero-image,
.hero-overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-image {
  object-fit: cover;
  filter: saturate(0.92) contrast(1.05) brightness(0.88);
}

.hero-overlay {
  background:
    linear-gradient(90deg, rgba(13, 17, 19, 0.96), rgba(13, 17, 19, 0.76) 48%, rgba(13, 17, 19, 0.28)),
    linear-gradient(0deg, rgba(13, 17, 19, 0.98), rgba(13, 17, 19, 0.14) 48%, rgba(13, 17, 19, 0.72));
}

.hero-content {
  position: relative;
  z-index: 1;
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto;
  padding: 154px 0 54px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 16px;
  color: var(--teal);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: none;
}

.eyebrow::before {
  content: "";
  width: 24px;
  height: 1px;
  background: currentColor;
}

.hero-copy {
  max-width: 820px;
  color: var(--ink-soft);
  font-size: clamp(16px, 1.55vw, 20px);
  line-height: 1.85;
}

.hero-actions,
.contact-actions {
  flex-wrap: wrap;
  gap: 12px;
  margin: 34px 0 40px;
}

.button {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 18px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-weight: 820;
  line-height: 1.2;
  transition:
    transform 160ms ease,
    border-color 160ms ease,
    background-color 160ms ease,
    box-shadow 160ms ease;
}

.button.primary {
  background: linear-gradient(135deg, var(--teal), var(--sage));
  color: #07100f;
  box-shadow: 0 16px 36px rgba(45, 212, 191, 0.24);
}

.button.secondary {
  border-color: rgba(255, 255, 255, 0.25);
  background: rgba(255, 255, 255, 0.07);
  color: var(--white);
}

.button:hover,
.header-action:hover,
.package a:hover,
.download-link:hover,
.download-mail:hover {
  transform: translateY(-2px);
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  width: min(1020px, 100%);
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--line);
  box-shadow: var(--shadow-soft);
}

.hero-metrics div {
  min-height: 98px;
  padding: 18px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.075), rgba(255, 255, 255, 0.04)),
    rgba(13, 17, 19, 0.78);
}

.hero-metrics dt {
  color: var(--gold);
  font-size: 13px;
  font-weight: 950;
}

.hero-metrics dd {
  margin: 5px 0 0;
  color: #d8e0da;
  font-size: 14px;
}

.section {
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto;
  padding: clamp(72px, 10vw, 126px) 0;
}

.section-heading {
  max-width: 780px;
  margin-bottom: 38px;
}

.section-heading p:not(.eyebrow) {
  font-size: 17px;
  line-height: 1.8;
}

.section-heading p:not(.eyebrow),
.package p,
.service-item p,
.workflow-step p,
.process-list span,
.contact-content p,
.resource-card p,
.form-head p {
  color: var(--muted);
}

.intro-grid,
.package-grid,
.proof-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.intro-grid article,
.package,
.workflow-step,
.proof-grid p,
.resource-card,
.lead-form {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.075), rgba(255, 255, 255, 0.038)),
    var(--panel);
}

.intro-grid article::before,
.package::before,
.service-item::before,
.resource-card::before,
.lead-form::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--teal), var(--blue), var(--gold));
  opacity: 0.72;
}

.intro-grid article {
  min-height: 252px;
  padding: 28px;
  transition:
    transform 160ms ease,
    border-color 160ms ease,
    background-color 160ms ease;
}

.intro-grid article:hover,
.service-item:hover,
.resource-card:hover,
.package:hover {
  transform: translateY(-3px);
  border-color: rgba(45, 212, 191, 0.36);
}

.index,
.package-label,
.workflow-step span {
  display: inline-flex;
  margin-bottom: 24px;
  color: var(--gold);
  font-size: 12px;
  font-weight: 950;
  letter-spacing: 0;
}

.split-section {
  display: grid;
  grid-template-columns: 0.9fr 1.35fr;
  gap: 50px;
}

.sticky-heading {
  position: sticky;
  top: 112px;
  align-self: start;
}

.service-list {
  display: grid;
  gap: 16px;
}

.service-item {
  position: relative;
  display: grid;
  grid-template-columns: 54px 1fr;
  gap: 20px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.073), rgba(255, 255, 255, 0.04)),
    var(--panel);
  transition:
    transform 160ms ease,
    border-color 160ms ease;
}

.service-icon {
  display: grid;
  width: 50px;
  height: 50px;
  place-items: center;
  border: 1px solid rgba(45, 212, 191, 0.32);
  border-radius: var(--radius);
  background: rgba(45, 212, 191, 0.1);
  color: var(--teal);
  font-weight: 950;
}

.service-item ul,
.resource-card ul {
  margin: 18px 0 0;
  padding-left: 18px;
  color: #dbe4dd;
}

.service-item li + li,
.resource-card li + li {
  margin-top: 8px;
}

.packages-section,
.resources-section {
  border-top: 1px solid var(--line);
}

.packages-section {
  border-bottom: 1px solid var(--line);
}

.package {
  min-height: 330px;
  padding: 30px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.12);
}

.package.featured {
  border-color: rgba(45, 212, 191, 0.46);
  background:
    linear-gradient(180deg, rgba(45, 212, 191, 0.13), rgba(255, 255, 255, 0.05)),
    var(--panel);
  box-shadow: var(--shadow);
}

.price {
  margin-bottom: 18px;
  color: var(--ink) !important;
  font-size: 26px;
  font-weight: 860;
}

.package a {
  display: inline-flex;
  margin-top: 22px;
  padding: 11px 15px;
  border-radius: var(--radius);
  background: var(--ink);
  color: #101417;
  font-weight: 900;
}

.ai-section {
  width: 100%;
  max-width: none;
  padding-inline: max(18px, calc((100% - 1180px) / 2));
  background:
    linear-gradient(135deg, #eef3ed, #dfe9e3 58%, #edf2ed);
  color: var(--paper-ink);
}

.ai-section .section-heading p:not(.eyebrow),
.ai-section .workflow-step p {
  color: #4a5751;
}

.workflow {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.workflow-step {
  min-height: 246px;
  padding: 26px;
  border-color: rgba(18, 23, 21, 0.12);
  background: rgba(255, 255, 255, 0.7);
  box-shadow: 0 18px 48px rgba(18, 23, 21, 0.08);
}

.workflow-step span {
  color: var(--teal-deep);
}

.process-list {
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  counter-reset: process;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--line);
  box-shadow: var(--shadow-soft);
}

.process-list li {
  counter-increment: process;
  display: grid;
  grid-template-columns: 190px 1fr;
  gap: 30px;
  align-items: start;
  padding: 25px 26px;
  list-style: none;
  background: rgba(16, 23, 25, 0.82);
}

.process-list strong::before {
  content: "0" counter(process) " / ";
  color: var(--gold);
}

.proof-section {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 50px;
}

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

.proof-grid p {
  min-height: 150px;
  margin: 0;
  padding: 25px;
  color: #d8dfd9;
}

.resource-layout {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 28px;
  align-items: start;
}

.resource-cards {
  display: grid;
  gap: 16px;
}

.resource-card {
  padding: 28px;
}

.resource-type {
  display: inline-flex;
  margin-bottom: 16px;
  padding: 6px 10px;
  border: 1px solid rgba(45, 212, 191, 0.22);
  border-radius: var(--radius);
  background: rgba(45, 212, 191, 0.1);
  color: var(--teal);
  font-size: 12px;
  font-weight: 950;
}

.lead-form {
  display: grid;
  gap: 16px;
  padding: 28px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.11), rgba(255, 255, 255, 0.052)),
    var(--bg-elevated);
  box-shadow: var(--shadow);
}

.form-head h3 {
  margin-bottom: 8px;
}

.lead-form label {
  display: grid;
  gap: 7px;
  color: #e5ebe5;
  font-size: 14px;
  font-weight: 850;
}

.lead-form input,
.lead-form select {
  width: 100%;
  min-height: 48px;
  padding: 11px 12px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
  background: rgba(8, 12, 14, 0.7);
  color: var(--ink);
  font: inherit;
}

.lead-form input::placeholder {
  color: rgba(244, 247, 243, 0.42);
}

.lead-form input:focus,
.lead-form select:focus {
  border-color: var(--teal);
  outline: 3px solid rgba(45, 212, 191, 0.16);
}

.lead-form button[disabled] {
  cursor: wait;
  opacity: 0.72;
}

.form-note {
  margin: -2px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.download-panel {
  display: grid;
  gap: 10px;
  padding: 16px;
  border: 1px solid rgba(45, 212, 191, 0.35);
  border-radius: var(--radius);
  background: rgba(45, 212, 191, 0.08);
}

.download-success {
  margin: 0;
  color: #e6f4ef !important;
  font-weight: 850;
}

.download-link,
.download-mail {
  display: flex;
  min-height: 44px;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.92);
  color: #101417;
  font-weight: 900;
  transition: transform 160ms ease;
}

.download-link::after {
  content: "PDF";
  color: var(--teal-deep);
  font-size: 12px;
}

.download-mail {
  border: 1px solid rgba(255, 255, 255, 0.22);
  background: rgba(16, 20, 23, 0.72);
  color: var(--teal);
}

.contact-section {
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto 42px;
  padding: clamp(46px, 7vw, 76px);
  border: 1px solid rgba(45, 212, 191, 0.28);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(45, 212, 191, 0.18), rgba(138, 180, 255, 0.1) 52%, rgba(241, 189, 91, 0.1)),
    var(--bg-elevated);
  box-shadow: var(--shadow);
}

.contact-content {
  max-width: 840px;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 28px clamp(18px, 4vw, 52px);
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
}

.site-footer a:hover {
  color: var(--teal);
}

@media (max-width: 980px) {
  .site-header {
    position: absolute;
    top: 14px;
    align-items: center;
  }

  .nav-links {
    display: none;
  }

  .hero {
    min-height: auto;
  }

  .hero-content {
    padding-top: 126px;
  }

  .hero-overlay {
    background:
      linear-gradient(0deg, rgba(13, 17, 19, 0.99), rgba(13, 17, 19, 0.46)),
      linear-gradient(90deg, rgba(13, 17, 19, 0.92), rgba(13, 17, 19, 0.56));
  }

  .hero-metrics,
  .intro-grid,
  .package-grid,
  .workflow,
  .split-section,
  .proof-section,
  .resource-layout {
    grid-template-columns: 1fr;
  }

  .sticky-heading {
    position: static;
  }

  .workflow {
    gap: 12px;
  }

  .process-list li {
    grid-template-columns: 1fr;
    gap: 10px;
  }
}

@media (max-width: 560px) {
  .site-header {
    width: calc(100% - 24px);
    padding: 10px;
  }

  .brand {
    font-size: 14px;
  }

  .brand-mark {
    width: 34px;
    height: 34px;
  }

  .header-action {
    min-height: 38px;
    padding: 8px 10px;
    font-size: 13px;
  }

  h1 {
    font-size: 34px;
    line-height: 1.18;
  }

  h2 {
    font-size: 28px;
  }

  .button {
    width: 100%;
  }

  .service-item {
    grid-template-columns: 1fr;
  }

  .intro-grid article,
  .package,
  .workflow-step,
  .proof-grid p,
  .resource-card {
    min-height: auto;
  }

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

  .contact-section {
    padding: 30px;
  }

  .download-link,
  .download-mail {
    align-items: flex-start;
    flex-direction: column;
  }

  .site-footer {
    flex-direction: column;
  }
}