:root {
  --bg: #f3f1ec;
  --paper: rgba(255, 255, 255, 0.84);
  --paper-solid: #ffffff;
  --ink: #111111;
  --muted: #6b6a66;
  --line: rgba(17, 17, 17, 0.1);
  --accent: #f5a000;
  --accent-deep: #dc8600;
  --shadow: 0 28px 80px rgba(17, 17, 17, 0.11);
  --radius-xl: 34px;
  --radius-lg: 26px;
  --radius-md: 20px;
  --max-width: 1240px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Plus Jakarta Sans";
  color: var(--ink);
  background:
    radial-gradient(circle at 12% 12%, rgba(245, 160, 0, 0.18), transparent 28%),
    radial-gradient(circle at 88% 18%, rgba(0, 0, 0, 0.08), transparent 24%),
    linear-gradient(180deg, #faf8f4 0%, #f3f1ec 45%, #efede8 100%);
}

body.modal-open {
  overflow: hidden;
}

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

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

button,
a,
summary {
  -webkit-tap-highlight-color: transparent;
}

.page-shell {
  width: min(calc(100% - 32px), var(--max-width));
  margin: 0 auto;
  padding: 26px 0 40px;
}

.site-header,
.hero,
.overview-grid,
.feature-grid,
.curriculum-section,
.instructor-section,
.testimonial-section,
.faq-section,
.register-section,
.site-footer {
  animation: fade-up 0.8s ease both;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 10px 0 28px;
}

.brand {
  font-family: "Arial";
  font-size: 3.55rem;
  font-weight: 800;
  letter-spacing: -0.055em;
  line-height: 0.92;
}

.brand span {
  color: var(--accent);
}

.site-nav {
  display: flex;
  gap: 28px;
  color: var(--muted);
  font-size: 0.98rem;
}

.site-nav a {
  transition: color 0.2s ease;
}

.site-nav a:hover,
.site-footer a:hover {
  color: var(--accent-deep);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 22px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.95rem;
  transition:
    transform 0.25s ease,
    box-shadow 0.25s ease,
    background-color 0.25s ease,
    color 0.25s ease;
}

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

.button-accent {
  color: #111111;
  background: var(--accent);
  box-shadow: 0 14px 35px rgba(245, 160, 0, 0.28);
}

.button-accent:hover {
  background: #ffb31f;
}

.button-dark {
  color: #ffffff;
  background: #151515;
  box-shadow: 0 16px 36px rgba(17, 17, 17, 0.18);
}

.button-dark:hover {
  background: #272727;
}

.button-light {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(17, 17, 17, 0.1);
  backdrop-filter: blur(10px);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(430px, 0.98fr);
  gap: 36px;
  align-items: center;
  padding: 32px 0 52px;
}

.eyebrow,
.section-label {
  margin: 0 0 12px;
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.hero h1,
.overview-grid h2,
.section-heading h2,
.testimonial-copy h2,
.register-section h2 {
  margin: 0;
  font-family: "Arial";
  font-weight: 700;
  letter-spacing: -0.065em;
  line-height: 0.92;
}

.hero h1 {
  font-size: clamp(2rem, 3vw, 3.7rem);
}

.hero-kicker {
  display: block;
  margin-bottom: 14px;
  max-width: 40ch;
  font-family: "Plus Jakarta Sans";
  font-size: clamp(2rem, 4vw, 6rem);
  font-weight: 700;
  letter-spacing: -0.045em;
  line-height: 1.05;
}

.hero-description {
  max-width: 600px;
  margin: 22px 0 0;
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.8;
}

.hero-actions,
.register-actions,
.pill-row,
.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.hero-actions {
  margin-top: 28px;
}

.hero-meta {
  margin-top: 28px;
}

.meta-chip {
  min-width: 170px;
  padding: 16px 18px;
  border: 1px solid rgba(17, 17, 17, 0.08);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.62);
  backdrop-filter: blur(12px);
}

.meta-label {
  display: block;
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
}

.hero-stage {
  position: relative;
  min-height: 640px;
}

.stage-sheet {
  position: absolute;
  border: 1px solid rgba(17, 17, 17, 0.06);
  border-radius: var(--radius-xl);
  background: var(--paper-solid);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.stage-sheet-main {
  inset: 44px 92px 0 0;
  padding: 28px;
  transform: rotate(-8deg);
  transform-origin: top center;
}

.stage-sheet-side {
  top: 0;
  right: 0;
  width: 320px;
  padding: 22px;
  transform: rotate(7deg);
  transform-origin: top center;
}

.sheet-topbar {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: var(--muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.sheet-title {
  margin: 14px 0 0;
  font-family: "Arial";
  font-size: clamp(4rem, 8vw, 7rem);
  font-weight: 700;
  line-height: 0.92;
  letter-spacing: -0.075em;
}

.sheet-orbit {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 330px;
  margin: 12px 0 10px;
}

.orbit-ring {
  position: absolute;
  border: 1px solid rgba(17, 17, 17, 0.08);
  border-radius: 50%;
}

.orbit-ring-lg {
  width: 330px;
  height: 330px;
}

.orbit-ring-md {
  width: 250px;
  height: 250px;
}

.orbit-ring-sm {
  width: 170px;
  height: 170px;
}

.orbit-core {
  position: relative;
  width: 160px;
  height: 160px;
  border-radius: 34px;
  background:
    radial-gradient(circle at 30% 28%, rgba(255, 210, 115, 0.95), transparent 20%),
    radial-gradient(circle at 70% 72%, rgba(24, 24, 24, 0.8), transparent 22%),
    linear-gradient(145deg, #ffb038 0%, #ff8c08 28%, #232323 80%);
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.18),
    0 30px 45px rgba(245, 160, 0, 0.2);
  transform: rotate(18deg);
  animation: drift 8s ease-in-out infinite;
}

.orbit-core::before,
.orbit-core::after {
  content: "";
  position: absolute;
  inset: 12px;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 26px;
}

.orbit-core::after {
  inset: auto 12px 24px auto;
  width: 58px;
  height: 58px;
  border-radius: 50%;
}

.orbit-badge {
  position: absolute;
  bottom: 32px;
  left: 50%;
  padding: 14px 18px;
  border-radius: 999px;
  background: var(--accent);
  font-size: 0.88rem;
  font-weight: 800;
  transform: translateX(-50%);
}

.sheet-bottom {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: flex-end;
}

.sheet-mini-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.sheet-mini-buttons span,
.pill-row span {
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid rgba(17, 17, 17, 0.1);
  font-size: 0.84rem;
  font-weight: 700;
  background: rgba(255, 255, 255, 0.86);
}

.sheet-stat {
  max-width: 175px;
  padding: 16px 18px;
  border-radius: 22px;
  background: #f2f2ef;
}

.sheet-stat strong {
  display: block;
  font-size: 1.5rem;
  line-height: 1;
}

.sheet-stat span,
.sheet-quote span,
.stat-list span,
.faq-item p,
.register-section p,
.panel p,
.curriculum-card p,
.testimonial-copy p,
.testimonial-stripe span {
  color: var(--muted);
}

.sheet-stat span {
  display: block;
  margin-top: 8px;
  font-size: 0.82rem;
  line-height: 1.55;
}

.sheet-steps {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.step-card {
  min-height: 106px;
  padding: 14px;
  border-radius: 22px;
  background: #141414;
  color: #ffffff;
}

.step-card span,
.curriculum-number {
  display: block;
  font-family: "Arial";
  font-size: 2.1rem;
  line-height: 1;
  letter-spacing: -0.06em;
  color: var(--accent);
}

.step-card p {
  margin: 18px 0 0;
  font-size: 0.88rem;
  line-height: 1.45;
}

.sheet-profile,
.instructor-card {
  display: flex;
  gap: 16px;
  align-items: center;
}

.sheet-profile {
  margin-top: 18px;
  padding: 16px;
  border-radius: 24px;
  border: 1px solid rgba(17, 17, 17, 0.08);
}

.profile-avatar {
  display: grid;
  place-items: center;
  width: 72px;
  height: 72px;
  border-radius: 22px;
  background:
    radial-gradient(circle at 28% 24%, rgba(255, 214, 127, 0.9), transparent 18%),
    linear-gradient(160deg, #efefef 5%, #c9c9c9 48%, #818181 100%);
  color: #111111;
  font-family: "Arial";
  font-size: 1.35rem;
  font-weight: 800;
}

.profile-avatar-lg {
  width: 92px;
  height: 92px;
  border-radius: 28px;
  font-size: 1.7rem;
}

.sheet-profile p,
.sheet-profile strong {
  margin: 0;
}

.sheet-profile p {
  color: var(--muted);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
}

.sheet-profile strong {
  display: block;
  margin-top: 6px;
  font-size: 1.1rem;
}

.sheet-quote {
  margin-top: 18px;
  padding: 18px;
  border-radius: 24px;
  background: #f7f6f2;
}

.sheet-quote span {
  display: block;
  margin-bottom: 8px;
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.16em;
}

.sheet-quote p {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 800;
  line-height: 1.35;
}

.trust-row {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 12px;
  margin: 0 0 26px;
  padding: 0 0 18px;
}

.trust-row span {
  display: grid;
  place-items: center;
  min-height: 62px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.5);
  border: 1px solid rgba(17, 17, 17, 0.08);
  color: #2d2d2d;
  font-size: 0.9rem;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.overview-grid,
.feature-grid,
.testimonial-section,
.register-section {
  gap: 20px;
}

.overview-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(320px, 0.75fr);
  margin-top: 16px;
}

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

.panel,
.curriculum-card,
.faq-item {
  border: 1px solid rgba(17, 17, 17, 0.08);
  border-radius: var(--radius-lg);
  background: var(--paper);
  backdrop-filter: blur(10px);
  box-shadow: 0 10px 30px rgba(17, 17, 17, 0.04);
}

.panel {
  padding: 28px;
}

.panel-large {
  padding: 34px;
}

.panel h2,
.section-heading h2,
.register-section h2,
.testimonial-copy h2 {
  font-size: clamp(2rem, 3vw, 3.7rem);
}

.panel p,
.curriculum-card p,
.faq-item p,
.register-section p,
.testimonial-copy p {
  margin: 0;
  line-height: 1.75;
  font-size: 1rem;
}

.panel-large p + p,
.testimonial-copy p + .pill-row,
.register-section p + .register-actions {
  margin-top: 18px;
}

.panel-contrast {
  background: #111111;
  color: #ffffff;
}

.panel-contrast .section-label,
.panel-contrast span {
  color: rgba(255, 255, 255, 0.72);
}

.panel-contrast strong {
  color: var(--accent);
}

.stat-list {
  display: grid;
  gap: 20px;
}

.stat-list strong {
  display: block;
  font-family: "Arial";
  font-size: 2.9rem;
  line-height: 0.95;
  letter-spacing: -0.06em;
}

.stat-list span {
  display: block;
  margin-top: 10px;
  line-height: 1.6;
}

.clean-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.clean-list li {
  position: relative;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.72;
}

.clean-list li + li {
  margin-top: 12px;
}

.clean-list li::before {
  content: "";
  position: absolute;
  top: 11px;
  left: 0;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
}

.curriculum-section,
.instructor-section,
.faq-section {
  padding-top: 84px;
}

.section-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 28px;
}

.section-heading h2 {
  max-width: 820px;
}

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

.curriculum-card {
  min-height: 290px;
  padding: 24px;
  background: #141414;
  color: #ffffff;
}

.curriculum-card h3 {
  margin: 18px 0 14px;
  font-family: "Arial";
  font-size: 1.28rem;
  font-weight: 700;
  line-height: 1.16;
  letter-spacing: -0.03em;
}

.curriculum-card p {
  color: rgba(255, 255, 255, 0.72);
}

.instructor-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) repeat(2, minmax(0, 0.85fr));
  gap: 18px;
}

.instructor-card {
  align-items: flex-start;
}

.instructor-card h3 {
  margin: 0 0 10px;
  font-family: "Arial";
  font-size: 1.34rem;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.testimonial-section {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  align-items: center;
  padding-top: 84px;
}

.testimonial-visual {
  position: relative;
  min-height: 430px;
  border-radius: 34px;
  background:
    radial-gradient(circle at 28% 36%, rgba(255, 211, 117, 0.95), transparent 12%),
    linear-gradient(135deg, #ffb242 0%, #f58a00 28%, #0d0d0d 74%);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.testimonial-glow {
  position: absolute;
  inset: 24px;
  border-radius: 28px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background:
    radial-gradient(circle at 30% 20%, rgba(255, 255, 255, 0.2), transparent 20%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0));
}

.testimonial-stripe {
  position: absolute;
  right: -30px;
  bottom: 46px;
  display: flex;
  gap: 20px;
  padding: 14px 24px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.92);
  transform: rotate(-5deg);
}

.testimonial-stripe span {
  font-weight: 800;
}

.pill-row {
  margin-top: 20px;
}

.faq-list {
  display: grid;
  gap: 14px;
}

.faq-item {
  padding: 0 24px;
}

.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 24px 0;
  font-weight: 800;
  font-size: 1.04rem;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item p {
  padding: 0 0 24px;
}

.register-section {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 84px;
  padding: 34px;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 26px 0 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.modal {
  position: fixed;
  inset: 0;
  z-index: 30;
  display: grid;
  place-items: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s ease;
}

.modal.is-open {
  opacity: 1;
  visibility: visible;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(12, 12, 12, 0.56);
  backdrop-filter: blur(14px);
}

.modal-card {
  position: relative;
  z-index: 1;
  width: min(100%, 560px);
  padding: 32px;
  border: 1px solid rgba(17, 17, 17, 0.08);
  border-radius: 32px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.22);
}

.modal-close {
  position: absolute;
  top: 18px;
  right: 18px;
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: 50%;
  background: #f2f2ef;
  color: #111111;
  font-size: 1.8rem;
  line-height: 1;
  cursor: pointer;
}

.modal-label {
  margin: 0 0 10px;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.modal-title {
  margin: 0 0 24px;
  font-family: "Arial";
  font-size: clamp(2rem, 6vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.055em;
  line-height: 0.94;
}

.modal-field {
  display: block;
  margin-bottom: 16px;
}

.modal-field span {
  display: block;
  margin-bottom: 10px;
  color: #2b2b2b;
  font-size: 0.92rem;
  font-weight: 700;
}

.modal-input {
  width: 100%;
  min-height: 58px;
  padding: 0 18px;
  border: 1px solid rgba(17, 17, 17, 0.12);
  border-radius: 18px;
  background: #faf9f6;
  color: #111111;
  font: inherit;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

.modal-input:focus {
  border-color: rgba(245, 160, 0, 0.9);
  box-shadow: 0 0 0 4px rgba(245, 160, 0, 0.15);
  background: #ffffff;
}

.modal-error,
.modal-status,
.modal-note {
  margin: 0;
}

.modal-error {
  min-height: 18px;
  margin: -6px 0 12px;
  color: #cf3f1d;
  font-size: 0.84rem;
  font-weight: 600;
}

.modal-status {
  min-height: 20px;
  margin: 8px 0 18px;
  color: var(--muted);
  font-size: 0.9rem;
}

.modal-status[data-tone="pending"] {
  color: #6b6a66;
}

.modal-status[data-tone="success"] {
  color: #177245;
}

.modal-status[data-tone="warning"] {
  color: #b76a00;
}

.modal-status[data-tone="error"] {
  color: #cf3f1d;
}

.modal-actions {
  display: flex;
  gap: 12px;
  margin-top: 6px;
}

.modal-button {
  flex: 1;
}

.modal-note {
  margin-top: 18px;
  color: var(--muted);
  font-size: 0.8rem;
  line-height: 1.6;
}

.modal-note a {
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
}

@keyframes drift {
  0%,
  100% {
    transform: rotate(18deg) translateY(0);
  }
  50% {
    transform: rotate(18deg) translateY(-8px);
  }
}

@keyframes fade-up {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 1180px) {
  .hero {
    grid-template-columns: 1fr;
  }

  .hero-stage {
    min-height: 600px;
  }

  .stage-sheet-main {
    inset: 44px 120px 0 0;
  }

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

  .instructor-layout,
  .testimonial-section {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 900px) {
  .page-shell {
    width: min(calc(100% - 22px), var(--max-width));
  }

  .site-header {
    flex-wrap: wrap;
  }

  .site-nav {
    order: 3;
    width: 100%;
    justify-content: space-between;
    gap: 12px;
    font-size: 0.9rem;
  }

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

  .trust-row,
  .overview-grid,
  .feature-grid,
  .curriculum-grid {
    grid-template-columns: 1fr;
  }

  .section-heading {
    align-items: flex-start;
    flex-direction: column;
  }

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

@media (max-width: 720px) {
  .hero {
    padding-top: 12px;
  }

  .hero-stage {
    min-height: auto;
    display: grid;
    gap: 18px;
  }

  .stage-sheet {
    position: relative;
    transform: none;
    width: 100%;
  }

  .stage-sheet-main,
  .stage-sheet-side {
    inset: auto;
    right: auto;
    top: auto;
    padding: 22px;
  }

  .sheet-title {
    font-size: clamp(3.2rem, 15vw, 5rem);
  }

  .sheet-orbit {
    min-height: 260px;
  }

  .orbit-ring-lg {
    width: 260px;
    height: 260px;
  }

  .orbit-ring-md {
    width: 190px;
    height: 190px;
  }

  .orbit-ring-sm {
    width: 130px;
    height: 130px;
  }

  .sheet-bottom {
    flex-direction: column;
    align-items: flex-start;
  }

  .sheet-stat {
    max-width: none;
    width: 100%;
  }

  .stage-sheet-side {
    width: 100%;
  }

  .sheet-steps {
    grid-template-columns: 1fr;
  }

  .panel,
  .panel-large,
  .curriculum-card,
  .register-section {
    padding: 22px;
  }

  .modal-card {
    padding: 24px;
    border-radius: 24px;
  }

  .modal-actions {
    flex-direction: column;
  }
}

/* FAQ plus / minus icon */
.faq-item summary {
  cursor: pointer;
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 28px;
  align-items: center;
  gap: 14px;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "";
  width: 28px;
  height: 28px;
  min-width: 28px;
  border-radius: 999px;
  display: block;
  justify-self: end;
  background:
    linear-gradient(#ffffff, #ffffff) center / 11px 2px no-repeat,
    #111827;
  box-shadow: 0 6px 18px rgba(15, 23, 42, 0.14);
}

.faq-item:not([open]) summary::after {
  background:
    linear-gradient(#111827, #111827) center / 11px 2px no-repeat,
    linear-gradient(#111827, #111827) center / 2px 11px no-repeat,
    rgba(255, 255, 255, 0.85);
}