:root {
  color-scheme: dark;
  --bg: #05070b;
  --bg-soft: #0b1018;
  --panel: rgba(13, 19, 29, 0.82);
  --panel-strong: #101826;
  --line: rgba(193, 231, 255, 0.14);
  --line-strong: rgba(92, 236, 214, 0.34);
  --text: #f5f8fc;
  --muted: #a4b0c2;
  --cyan: #63e6ff;
  --emerald: #5df0c2;
  --violet: #b197ff;
  --ruby: #63e6ff;
  --ruby-bright: #5df0c2;
  --ruby-soft: rgba(99, 230, 255, 0.16);
  --warning: #ffd479;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.42);
  --radius-sm: 8px;
  --radius-md: 8px;
  --content: min(1180px, calc(100vw - 32px));
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  margin: 0;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 12% 8%, rgba(99, 230, 255, 0.13), transparent 28rem),
    radial-gradient(circle at 86% 18%, rgba(177, 151, 255, 0.14), transparent 25rem),
    linear-gradient(180deg, #05070b 0%, #070b12 42%, #05070b 100%);
  color: var(--text);
  font-family:
    Inter, "Noto Sans Thai", "Sarabun", ui-sans-serif, system-ui,
    -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  letter-spacing: 0;
}

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

button,
input {
  font: inherit;
}

.site-header,
.hero,
.concept,
.roadmap,
.showcase,
.audience,
.instructor,
.registration,
.faq,
.phases,
.site-footer {
  width: var(--content);
  margin-inline: auto;
}

.concept,
.roadmap,
.showcase,
.audience,
.instructor,
.registration,
.faq {
  scroll-margin-top: 156px;
}

.site-header {
  position: sticky;
  top: 14px;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-top: 14px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(6, 10, 16, 0.76);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.22);
  backdrop-filter: blur(18px);
}

.brand,
.site-nav,
.hero-actions,
.seat-signal,
.output-header,
.payment-rail,
.site-footer {
  display: flex;
  align-items: center;
}

.brand {
  gap: 10px;
  min-width: 0;
  color: #eaf9ff;
  font-size: 0.95rem;
  font-weight: 700;
}

.brand-wordmark,
.profile-brand {
  font-family: Jost, Futura, "Trebuchet MS", Arial, sans-serif;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.brand-wordmark {
  font-size: 0.98rem;
}

.brand-mark {
  width: 14px;
  height: 14px;
  flex: 0 0 auto;
  border-radius: 50%;
  background:
    radial-gradient(circle, #f4ffff 0 22%, transparent 24%),
    conic-gradient(from 40deg, var(--cyan), var(--emerald), var(--violet), var(--cyan));
  box-shadow: 0 0 22px rgba(99, 230, 255, 0.7);
}

.site-nav {
  gap: 4px;
}

.site-nav a {
  padding: 9px 10px;
  border-radius: var(--radius-sm);
  color: var(--muted);
  font-size: 0.9rem;
  transition:
    background 180ms ease,
    color 180ms ease;
}

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

.hero {
  position: relative;
  display: grid;
  min-height: min(820px, calc(100svh - 42px));
  align-items: end;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  margin-top: 18px;
  padding: 200px 18px 28px;
  isolation: isolate;
  box-shadow: var(--shadow);
}

.hero-copy,
.concept-copy,
.checkout-panel {
  min-width: 0;
}

.hero-copy {
  position: relative;
  z-index: 2;
  max-width: 830px;
}

.eyebrow,
.course-kicker,
.audience-label,
.price-label {
  margin: 0;
  color: var(--ruby-bright);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

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

h1,
h2 {
  max-width: 900px;
  margin-bottom: 0;
  line-height: 0.98;
}

h1 {
  margin-top: 16px;
  font-size: clamp(2.55rem, 8vw, 6.7rem);
  font-weight: 850;
  text-wrap: balance;
}

h2 {
  margin-top: 14px;
  font-size: clamp(1.8rem, 4.7vw, 3.65rem);
  font-weight: 760;
  text-wrap: balance;
}

h3 {
  margin-bottom: 10px;
  font-size: clamp(1.08rem, 2.3vw, 1.42rem);
  line-height: 1.18;
}

p {
  line-height: 1.65;
}

:lang(th) p,
:lang(th) li,
:lang(th) label,
:lang(th) a {
  line-height: 1.75;
}

.hero-lede {
  max-width: 760px;
  margin: 22px 0 0;
  color: var(--muted);
  font-size: clamp(1rem, 2.25vw, 1.3rem);
}

.hero-actions {
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.promo-price {
  display: grid;
  min-height: 54px;
  align-content: center;
  gap: 2px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.045);
  padding: 10px 14px;
}

.promo-price span {
  width: fit-content;
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 800;
  text-decoration: line-through;
  text-decoration-color: var(--emerald);
}

.promo-price strong {
  color: var(--emerald);
  font-size: 0.95rem;
}

.button {
  display: inline-flex;
  min-height: 54px;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  padding: 15px 18px;
  color: var(--text);
  font-weight: 800;
  text-align: center;
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    background 180ms ease,
    box-shadow 180ms ease;
}

.button span {
  color: rgba(5, 7, 11, 0.72);
}

.button-primary {
  border-color: transparent;
  background: linear-gradient(135deg, var(--cyan), var(--emerald));
  color: #041017;
  box-shadow:
    0 14px 38px rgba(93, 240, 194, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.6);
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
}

.button-primary:hover,
.button-primary:focus-visible {
  box-shadow:
    0 18px 46px rgba(99, 230, 255, 0.26),
    inset 0 1px 0 rgba(255, 255, 255, 0.7);
}

.seat-signal {
  gap: 10px;
  min-height: 54px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.045);
}

.seat-signal strong {
  color: var(--warning);
}

.seat-signal span,
.hero-facts span,
.stage-command span,
.stage-status span,
.output-header p,
.course-card p,
.audience-grid p,
.integration-note,
.receipt-note p,
.site-footer {
  color: var(--muted);
}

.hero-facts,
.price-panel ul {
  list-style: none;
  padding: 0;
}

.hero-facts {
  display: grid;
  gap: 12px;
  margin: 30px 0 0;
}

.hero-facts li {
  min-width: 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

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

.hero-facts strong {
  margin-bottom: 5px;
  font-size: 1rem;
}

.hero-stage {
  position: absolute;
  inset: 0;
  z-index: -1;
  overflow: hidden;
}

.hero-stage::before,
.hero-stage::after {
  position: absolute;
  inset: 0;
  content: "";
}

.hero-stage::before {
  z-index: 1;
  background:
    linear-gradient(90deg, rgba(5, 7, 11, 0.98) 0%, rgba(5, 7, 11, 0.86) 42%, rgba(5, 7, 11, 0.24) 100%),
    linear-gradient(180deg, rgba(5, 7, 11, 0.2), rgba(5, 7, 11, 0.96) 100%);
}

.hero-stage::after {
  z-index: 1;
  background:
    linear-gradient(180deg, rgba(99, 230, 255, 0.08), transparent 28%);
}

.hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 68% center;
  filter: saturate(1.08) contrast(1.04);
}

.stage-grid {
  position: absolute;
  z-index: 1;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.07) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(180deg, black, transparent);
}

.stage-command,
.stage-output,
.stage-status,
.house-layer,
.course-card,
.showcase-card,
.instructor-profile,
.price-panel,
.checkout-panel,
.receipt-note {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--panel);
  box-shadow: 0 18px 54px rgba(0, 0, 0, 0.22);
  backdrop-filter: blur(16px);
}

.stage-command {
  position: absolute;
  display: none;
  z-index: 2;
  top: 18px;
  left: 18px;
  right: 18px;
  padding: 18px;
}

.stage-command p,
.stage-status strong,
.stage-status span,
.integration-note,
.receipt-note p,
.price-panel li {
  margin-bottom: 0;
}

.stage-command p {
  margin-top: 9px;
  font-size: 1.08rem;
  font-weight: 700;
  line-height: 1.35;
}

.stage-output {
  position: absolute;
  display: none;
  z-index: 2;
  top: 136px;
  right: 18px;
  left: 18px;
  overflow: hidden;
}

.output-header {
  gap: 8px;
  min-height: 42px;
  padding: 0 14px;
  border-bottom: 1px solid var(--line);
}

.output-header span {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.28);
}

.output-header span:nth-child(1) {
  background: var(--violet);
}

.output-header span:nth-child(2) {
  background: var(--cyan);
}

.output-header span:nth-child(3) {
  background: var(--emerald);
}

.output-header p {
  margin: 0 0 0 4px;
  font-size: 0.85rem;
}

.output-body {
  display: grid;
  gap: 14px;
  padding: 16px;
}

.output-code,
.journal-preview {
  border-radius: var(--radius-sm);
}

.output-code {
  display: grid;
  gap: 9px;
  padding: 14px;
  background: rgba(3, 7, 12, 0.84);
  color: var(--cyan);
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 0.9rem;
}

.output-code span:nth-child(2) {
  color: var(--emerald);
}

.output-code span:nth-child(3) {
  color: var(--violet);
}

.journal-preview {
  display: grid;
  gap: 10px;
  align-content: start;
  padding: 14px;
  background:
    linear-gradient(135deg, rgba(99, 230, 255, 0.16), transparent),
    rgba(255, 255, 255, 0.06);
}

.journal-line {
  height: 12px;
  border-radius: 999px;
  background: rgba(245, 248, 252, 0.22);
}

.journal-line-short {
  width: 68%;
}

.journal-preview button {
  width: fit-content;
  min-height: 38px;
  border: 0;
  border-radius: var(--radius-sm);
  background: rgba(245, 248, 252, 0.94);
  color: #07111a;
  padding: 0 12px;
  font-size: 0.88rem;
  font-weight: 800;
}

.stage-status {
  position: absolute;
  display: none;
  z-index: 2;
  right: 18px;
  top: 404px;
  left: 18px;
  gap: 4px;
  padding: 16px;
}

.section-band,
.roadmap,
.registration {
  padding-top: 86px;
}

.section-band {
  padding-bottom: 86px;
  border-top: 1px solid var(--line);
}

.section-heading {
  max-width: 900px;
  margin-bottom: 30px;
}

.concept-layout,
.instructor-layout,
.registration-layout {
  display: grid;
  gap: 18px;
}

.house-map {
  display: grid;
  gap: 12px;
}

.house-layer,
.price-panel,
.checkout-panel,
.receipt-note {
  padding: 20px;
}

.house-layer span {
  display: inline-flex;
  margin-bottom: 16px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  padding: 6px 10px;
  color: var(--cyan);
  font-size: 0.76rem;
  font-weight: 900;
}

.house-layer:nth-child(2) span {
  color: var(--emerald);
}

.house-layer:nth-child(3) span {
  color: var(--violet);
}

.house-layer p,
.platform-reasons p,
.course-card p,
.audience-grid p {
  margin-bottom: 0;
}

.architect-line {
  margin-bottom: 18px;
  border-left: 2px solid var(--emerald);
  padding: 6px 0 6px 16px;
  color: #e8f5f6;
  font-size: clamp(1.06rem, 2.4vw, 1.34rem);
}

.platform-reasons,
.audience-grid,
.showcase-grid {
  display: grid;
  gap: 12px;
}

.platform-reasons article,
.audience-grid article {
  border-top: 1px solid var(--line);
  padding-top: 18px;
}

.course-timeline {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.course-card {
  position: relative;
  min-height: 218px;
  padding: 22px;
}

.course-card::before {
  position: absolute;
  top: 22px;
  right: 22px;
  width: 38px;
  height: 38px;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--muted);
  content: counter(course);
  counter-increment: course;
  display: grid;
  place-items: center;
  font-size: 0.9rem;
  font-weight: 900;
}

.course-timeline {
  counter-reset: course;
}

.course-card h3 {
  max-width: calc(100% - 56px);
  margin-top: 14px;
}

.course-card-active {
  border-color: var(--line-strong);
  background:
    linear-gradient(145deg, rgba(93, 240, 194, 0.13), transparent 46%),
    var(--panel);
}

.showcase-card {
  min-height: 332px;
  padding: 20px;
}

.showcase-preview {
  min-height: 132px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  margin-bottom: 20px;
  padding: 14px;
  background:
    linear-gradient(135deg, rgba(99, 230, 255, 0.14), transparent 48%),
    rgba(3, 7, 12, 0.72);
}

.preview-label,
.profile-brand {
  margin: 0;
  color: var(--ruby-bright);
  font-size: 0.76rem;
  text-transform: uppercase;
}

.preview-label {
  display: inline-flex;
  border: 1px solid rgba(92, 236, 214, 0.24);
  border-radius: 999px;
  background: rgba(93, 240, 194, 0.09);
  padding: 5px 9px;
  font-weight: 900;
}

.chat-preview,
.screenshot-stack,
.metric-preview,
.pipeline-preview,
.quote-preview {
  margin-top: 16px;
}

.screenshot-preview {
  min-height: 210px;
  padding-bottom: 0;
  background:
    linear-gradient(135deg, rgba(99, 230, 255, 0.12), transparent 48%),
    linear-gradient(180deg, rgba(93, 240, 194, 0.1), transparent 82%),
    rgba(3, 7, 12, 0.78);
}

.screenshot-stack {
  display: grid;
  grid-template-columns: 1fr 0.86fr;
  gap: 10px;
  align-items: start;
}

.screenshot-stack img {
  display: block;
  width: 100%;
  height: 176px;
  border: 1px solid rgba(193, 231, 255, 0.16);
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.32);
  filter: saturate(0.94) contrast(1.04) brightness(0.86);
  object-fit: cover;
  object-position: top center;
}

.screenshot-stack img:nth-child(2) {
  margin-top: 18px;
  opacity: 0.86;
}

.supply-screenshot-preview {
  min-height: 210px;
  padding-bottom: 12px;
}

.supply-screens {
  position: relative;
  min-height: 164px;
  margin-top: 16px;
}

.supply-screens img {
  display: block;
  border: 1px solid rgba(193, 231, 255, 0.16);
  border-radius: var(--radius-sm);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.34);
  filter: saturate(0.94) contrast(1.04) brightness(0.88);
  object-fit: cover;
  object-position: top left;
}

.supply-screen-main {
  width: 100%;
  height: 104px;
}

.supply-screen-side,
.supply-screen-shop {
  position: absolute;
  bottom: 0;
  width: 46%;
  height: 88px;
}

.supply-screen-side {
  left: 12px;
}

.supply-screen-shop {
  right: 12px;
}

.customer-screenshot-preview {
  min-height: 210px;
  padding-bottom: 12px;
}

.customer-screens {
  position: relative;
  min-height: 164px;
  margin-top: 16px;
}

.customer-screens img {
  display: block;
  border: 1px solid rgba(193, 231, 255, 0.16);
  border-radius: var(--radius-sm);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.34);
  filter: saturate(0.9) contrast(1.04) brightness(0.9);
  object-fit: cover;
  object-position: top left;
}

.customer-screen-main {
  width: 100%;
  height: 102px;
}

.customer-screen-charts,
.customer-screen-detail {
  position: absolute;
  bottom: 0;
  width: 46%;
  height: 90px;
}

.customer-screen-charts {
  left: 12px;
}

.customer-screen-detail {
  right: 12px;
}

.quote-screenshot-preview {
  min-height: 210px;
  padding-bottom: 12px;
}

.quote-screens {
  position: relative;
  min-height: 164px;
  margin-top: 16px;
}

.quote-screens img {
  display: block;
  border: 1px solid rgba(193, 231, 255, 0.16);
  border-radius: var(--radius-sm);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.34);
  filter: saturate(0.94) contrast(1.04) brightness(0.88);
  object-fit: cover;
  object-position: top left;
}

.quote-screen-main {
  width: 100%;
  height: 118px;
}

.quote-screen-pdf {
  position: absolute;
  right: 10px;
  bottom: 0;
  width: min(42%, 92px);
  height: 126px;
}

.chat-preview {
  display: grid;
  gap: 8px;
}

.chat-preview span {
  width: fit-content;
  max-width: 92%;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.09);
  padding: 8px 10px;
  color: #edf4fb;
  font-size: 0.82rem;
}

.chat-preview span:last-child {
  justify-self: end;
  background: rgba(83, 232, 156, 0.16);
}

.metric-preview {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.metric-preview span,
.quote-preview {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.07);
}

.metric-preview span {
  min-height: 60px;
  display: grid;
  place-items: center;
  color: var(--emerald);
  font-size: 0.82rem;
  font-weight: 900;
}

.pipeline-preview {
  display: grid;
  gap: 8px;
}

.pipeline-preview span {
  height: 16px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--cyan), rgba(99, 230, 255, 0.1));
}

.pipeline-preview span:nth-child(2) {
  width: 82%;
  background: linear-gradient(90deg, var(--emerald), rgba(83, 232, 156, 0.08));
}

.pipeline-preview span:nth-child(3) {
  width: 64%;
  background: linear-gradient(90deg, var(--cyan), rgba(255, 213, 219, 0.08));
}

.quote-preview {
  display: flex;
  min-height: 68px;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 0 14px;
}

.quote-preview span {
  color: var(--muted);
  font-weight: 800;
}

.quote-preview strong {
  color: var(--emerald);
  font-size: 1.35rem;
}

.showcase-card p,
.instructor-profile p {
  margin-bottom: 0;
  color: var(--muted);
}

.audience-grid article {
  min-height: 240px;
}

.audience-label {
  margin-bottom: 16px;
  color: var(--violet);
}

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

.instructor-profile {
  display: grid;
  gap: 18px;
  padding: 20px;
}

.instructor-photo {
  position: relative;
  width: min(100%, 168px);
  aspect-ratio: 4 / 5;
  overflow: hidden;
  margin: 0;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-md);
  background:
    linear-gradient(145deg, rgba(99, 230, 255, 0.2), rgba(93, 240, 194, 0.1)),
    rgba(255, 255, 255, 0.05);
  box-shadow: 0 20px 46px rgba(99, 230, 255, 0.14);
}

.instructor-photo::after {
  position: absolute;
  inset: auto 0 0 auto;
  width: 32%;
  height: 28%;
  background: linear-gradient(135deg, transparent, rgba(10, 10, 12, 0.96));
  content: "";
}

.instructor-photo img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: 40% 16%;
}

.profile-brand {
  margin-bottom: 12px;
}

.registration {
  padding-bottom: 72px;
}

.registration-heading {
  margin-bottom: 28px;
}

.price-panel {
  display: grid;
  align-content: start;
}

.price {
  margin: 14px 0 18px;
  color: var(--text);
  font-size: clamp(3rem, 9vw, 5.8rem);
  font-weight: 900;
  line-height: 0.92;
}

.price-original {
  width: fit-content;
  margin: 12px 0 8px;
  color: var(--muted);
  font-size: 1rem;
  font-weight: 800;
  text-decoration: line-through;
  text-decoration-color: var(--ruby-bright);
}

.price span {
  color: var(--muted);
  font-size: 0.28em;
  font-weight: 800;
}

.price-panel ul {
  display: grid;
  gap: 12px;
  margin: 0;
}

.price-panel li {
  position: relative;
  padding-left: 24px;
  color: #d9e2ee;
}

.price-panel li::before {
  position: absolute;
  top: 0.54em;
  left: 0;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--emerald);
  box-shadow: 0 0 18px rgba(93, 240, 194, 0.72);
  content: "";
}

.form-grid {
  display: grid;
  gap: 14px;
}

label {
  display: grid;
  gap: 9px;
  color: #dfe8f4;
  font-size: 0.94rem;
  font-weight: 700;
}

input {
  width: 100%;
  min-height: 52px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  outline: 0;
  background: rgba(3, 7, 12, 0.74);
  color: var(--text);
  padding: 0 14px;
  transition:
    border-color 180ms ease,
    box-shadow 180ms ease;
}

input::placeholder {
  color: #718095;
}

input:focus {
  border-color: var(--line-strong);
  box-shadow:
    0 0 0 4px rgba(99, 230, 255, 0.12);
}

.checkout-button {
  width: 100%;
  margin-top: 16px;
}

.payment-rail {
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.payment-rail span {
  border: 1px solid var(--line);
  border-radius: 999px;
  background:
    linear-gradient(135deg, rgba(99, 230, 255, 0.08), rgba(93, 240, 194, 0.05)),
    rgba(255, 255, 255, 0.04);
  padding: 8px 10px;
  color: #dce8f5;
  font-size: 0.82rem;
  font-weight: 800;
}

.integration-note {
  margin-top: 15px;
  font-size: 0.92rem;
}

.checkout-status {
  min-height: 28px;
  margin: 10px 0 0;
  color: var(--cyan);
  font-size: 0.92rem;
}

.receipt-note {
  margin-top: 18px;
}

.prep-note {
  margin-top: 18px;
  border: 1px solid rgba(255, 212, 121, 0.28);
  border-radius: var(--radius-md);
  background:
    linear-gradient(135deg, rgba(255, 212, 121, 0.1), transparent 44%),
    rgba(13, 19, 29, 0.7);
  padding: 20px;
}

.prep-note h3 {
  margin-bottom: 8px;
  color: var(--warning);
}

.prep-note p {
  margin-bottom: 0;
  color: #dbe5ee;
  font-size: 0.95rem;
}

.seat-warning {
  margin: 14px 0 0;
  border-left: 2px solid var(--warning);
  padding-left: 12px;
  color: #ffe6a7;
  font-size: 0.92rem;
  font-weight: 800;
}

.receipt-note h3 {
  margin-bottom: 8px;
}

.faq-grid {
  display: grid;
  gap: 12px;
}

.faq-grid article {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--panel);
  padding: 20px;
}

.faq-grid h3 {
  margin-bottom: 8px;
}

.faq-grid p {
  margin-bottom: 0;
}

.phase-grid {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.thank-you-body {
  min-height: 100svh;
}

.thank-you-page {
  width: var(--content);
  margin: 0 auto;
  padding: 28px 0 72px;
}

.thank-you-brand {
  width: fit-content;
  margin-bottom: 22px;
}

.thank-you-hero {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background:
    linear-gradient(135deg, rgba(99, 230, 255, 0.12), transparent 46%),
    linear-gradient(180deg, rgba(93, 240, 194, 0.1), transparent 78%),
    var(--panel);
  padding: clamp(28px, 7vw, 72px);
  box-shadow: var(--shadow);
}

.thank-you-hero h1 {
  max-width: 980px;
}

.thank-you-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.button-secondary {
  border: 1px solid var(--line-strong);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
}

.thank-you-grid {
  display: grid;
  gap: 12px;
  margin-top: 18px;
}

.thank-you-grid article {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--panel);
  padding: 20px;
}

.thank-you-grid span {
  display: inline-grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  color: var(--emerald);
  font-weight: 900;
}

.thank-you-grid h2 {
  margin-top: 18px;
  font-size: clamp(1.25rem, 3vw, 1.65rem);
}

.thank-you-grid p {
  margin-bottom: 0;
}

.thank-you-note {
  margin-top: 18px;
}

.phase-card {
  position: relative;
  min-height: 260px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--panel);
  padding: 22px;
  box-shadow: 0 18px 54px rgba(0, 0, 0, 0.22);
}

.phase-card::after {
  position: absolute;
  inset: auto -16% -36% 18%;
  height: 56%;
  border-radius: 50%;
  background: rgba(99, 230, 255, 0.14);
  filter: blur(34px);
  content: "";
}

.phase-open {
  border-color: var(--line-strong);
  background:
    linear-gradient(145deg, rgba(93, 240, 194, 0.13), transparent 52%),
    var(--panel);
}

.phase-locked {
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.06), transparent 44%),
    rgba(10, 13, 20, 0.8);
}

.phase-icon {
  display: grid;
  width: 46px;
  height: 46px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.06);
  font-size: 1.24rem;
}

.phase-kicker {
  margin: 20px 0 10px;
  color: var(--ruby-bright);
  font-weight: 950;
  letter-spacing: 0.09em;
}

.phase-card h3 {
  position: relative;
  z-index: 1;
}

.phase-status {
  position: relative;
  z-index: 1;
  margin-bottom: 0;
  color: var(--muted);
}

.phase-open .phase-status {
  color: var(--emerald);
  font-weight: 900;
}

.site-footer {
  justify-content: space-between;
  gap: 18px;
  border-top: 1px solid var(--line);
  padding: 24px 0 38px;
}

.site-footer p {
  margin-bottom: 0;
}

.site-footer a {
  border-radius: var(--radius-sm);
  padding: 8px 10px;
  transition:
    background 180ms ease,
    color 180ms ease;
}

.site-nav .nav-cta {
  border: 1px solid rgba(193, 231, 255, 0.18);
  background: linear-gradient(135deg, rgba(99, 230, 255, 0.18), rgba(93, 240, 194, 0.14));
  color: var(--text);
  font-weight: 900;
}

@media (min-width: 720px) {
  :root {
    --content: min(1180px, calc(100vw - 56px));
  }

  .site-header {
    padding-inline: 16px;
  }

  .hero {
    min-height: min(860px, calc(100svh - 56px));
    padding: 118px 34px 36px;
  }

  .stage-command,
  .stage-output {
    display: block;
  }

  .stage-status {
    display: grid;
  }

  .hero-copy {
    max-width: min(72%, 830px);
  }

  .hero-facts,
  .platform-reasons,
  .audience-grid,
  .showcase-grid,
  .form-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero-facts li:nth-child(3) {
    grid-column: span 2;
  }

  .output-body {
    grid-template-columns: 1fr 0.9fr;
  }

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

  .house-layer {
    min-height: 294px;
  }

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

  .instructor-profile {
    grid-template-columns: minmax(148px, 168px) minmax(0, 1fr);
    align-items: center;
    padding: 28px;
  }

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

  .registration-layout {
    grid-template-columns: minmax(270px, 0.82fr) minmax(0, 1.18fr);
  }

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

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

@media (min-width: 980px) {
  .hero {
    min-height: min(900px, calc(100svh - 56px));
    padding: 88px 48px 48px;
  }

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

  .hero-facts li:nth-child(3) {
    grid-column: auto;
  }

  .stage-command {
    top: 38px;
    right: 40px;
    left: auto;
    width: min(390px, 34vw);
  }

  .stage-output {
    top: 182px;
    right: 40px;
    left: auto;
    width: min(520px, 42vw);
  }

  .stage-status {
    right: 34px;
    top: auto;
    bottom: 34px;
    left: auto;
    width: min(350px, 30vw);
  }

  .concept-layout {
    grid-template-columns: minmax(0, 1.15fr) minmax(340px, 0.85fr);
    gap: 28px;
  }

  .platform-reasons {
    grid-template-columns: 1fr;
  }

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

  .course-card {
    min-height: 286px;
  }

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

  .showcase-card {
    min-height: 374px;
  }

  .instructor-layout {
    grid-template-columns: minmax(320px, 0.75fr) minmax(0, 1.25fr);
    align-items: start;
    gap: 28px;
  }

  .audience-grid article {
    min-height: 270px;
  }
}

@media (max-width: 560px) {
  :root {
    --content: min(100vw - 24px, 540px);
  }

  .site-header {
    align-items: flex-start;
    flex-direction: column;
    gap: 12px;
    top: 8px;
    margin-top: 10px;
    padding: 12px;
  }

  .brand-mark {
    width: 12px;
    height: 12px;
  }

  .brand-wordmark {
    font-size: 0.9rem;
    letter-spacing: 0.11em;
  }

  .site-nav {
    width: 100%;
    justify-content: space-between;
  }

  .site-nav a {
    flex: 1 1 0;
    padding: 7px 4px;
    font-size: 0.82rem;
    text-align: center;
  }

  .hero {
    min-height: auto;
    margin-top: -1px;
    padding: 46px 18px 20px;
  }

  h1 {
    margin-top: 12px;
    font-size: clamp(2.25rem, 11vw, 3.5rem);
    line-height: 0.96;
  }

  .eyebrow,
  .course-kicker,
  .audience-label,
  .price-label {
    font-size: 0.74rem;
    letter-spacing: 0.06em;
  }

  .hero-lede {
    margin-top: 18px;
    font-size: 1rem;
    line-height: 1.6;
  }

  .hero-actions {
    gap: 10px;
    margin-top: 20px;
  }

  .button {
    width: 100%;
    min-height: 50px;
    padding-block: 12px;
  }

  .promo-price {
    width: 100%;
    min-height: 46px;
    padding-block: 8px;
  }

  .seat-signal {
    width: 100%;
    justify-content: space-between;
    min-height: 46px;
    padding-block: 9px;
  }

  .hero-facts {
    display: none;
  }

  .hero-stage {
    min-height: 0;
  }

  .stage-status {
    text-align: left;
  }

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