:root {
  --ink: #151918;
  --muted: #626b68;
  --line: #d9dfdc;
  --soft: #f3f6f4;
  --paper: #ffffff;
  --teal: #0f766e;
  --teal-dark: #0a4f49;
  --lime: #d9f99d;
  --black: #0d1110;
  --shell: 1180px;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 76px;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Inter, "SF Pro Text", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 1.65;
}

body.menu-open { overflow: hidden; }

img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }

:focus-visible {
  outline: 3px solid rgba(15, 118, 110, .38);
  outline-offset: 3px;
}

.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 100;
  padding: 8px 12px;
  background: var(--black);
  color: #fff;
  transform: translateY(-140%);
}

.skip-link:focus { transform: translateY(0); }

.page-shell,
.nav-shell {
  width: min(calc(100% - 48px), var(--shell));
  margin-inline: auto;
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  height: 68px;
  border-bottom: 1px solid rgba(21, 25, 24, .12);
  background: rgba(255, 255, 255, .93);
  backdrop-filter: blur(14px);
}

.nav-shell {
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 800;
}

.brand-mark {
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  background: var(--ink);
  color: #fff;
  font-size: 14px;
}

.desktop-nav {
  display: flex;
  align-items: center;
  gap: 30px;
  margin-left: auto;
}

.desktop-nav a,
.header-github {
  color: #414947;
  font-size: 14px;
}

.desktop-nav a:hover,
.header-github:hover,
.text-link:hover { color: var(--teal); }

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

.header-gh-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  color: #5a6360;
  border-radius: 6px;
  transition: color .15s ease, background .15s ease;
}
.header-gh-icon:hover { color: var(--ink); background: rgba(0,0,0,.05); }

.header-divider {
  width: 1px;
  height: 20px;
  background: #d8dedc;
  flex-shrink: 0;
}

.menu-button {
  width: 40px;
  height: 40px;
  display: none;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.menu-button span {
  width: 20px;
  height: 1px;
  display: block;
  margin: 5px auto;
  background: var(--ink);
  transition: transform .2s ease;
}

.menu-button[aria-expanded="true"] span:first-child { transform: translateY(3px) rotate(45deg); }
.menu-button[aria-expanded="true"] span:last-child { transform: translateY(-3px) rotate(-45deg); }

.mobile-nav {
  position: fixed;
  inset: 68px 0 0;
  padding: 36px 24px;
  background: #fff;
}

.mobile-nav a {
  display: block;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
  font-size: 22px;
  font-weight: 650;
}

.hero {
  position: relative;
  min-height: 740px;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background: #e9ecea;
}

.hero-visual {
  position: absolute;
  top: 136px;
  right: 5%;
  z-index: 1;
  width: 40%;
  max-width: 540px;
}

.hero-media-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 800;
}

.hero-media-top span:first-child { color: var(--teal-dark); font-size: 13px; }

.hero-workbench {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border: 1px solid #88948f;
  border-radius: 6px;
  box-shadow: 0 18px 32px rgba(31, 44, 40, .13);
}

.hero-media-footer {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid rgba(15, 118, 110, .28);
  color: var(--teal-dark);
}

.hero-media-footer > span:nth-child(2) {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.hero-media-footer strong { font-size: 13px; }
.hero-media-footer small { color: var(--muted); font-size: 11px; }

.hero-product-mark {
  display: grid;
  width: 36px;
  height: 36px;
  flex: 0 0 36px;
  place-items: center;
  color: #fff;
  background: var(--teal-dark);
  font-size: 13px;
  font-weight: 800;
}

.hero-media-arrow {
  margin-left: auto;
  color: var(--teal);
  font-size: 18px;
}

.hero-wash {
  position: absolute;
  inset: 68px 41% 0 0;
  z-index: 0;
  background: rgba(255, 255, 255, .96);
}

.hero-content {
  position: relative;
  z-index: 2;
  padding-top: 168px;
  padding-bottom: 44px;
}

.eyebrow,
.section-kicker,
.project-meta {
  margin: 0;
  color: var(--teal);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 650px;
  margin: 22px 0 18px;
  font-family: "Arial Black", Inter, "Microsoft YaHei", sans-serif;
  font-size: 78px;
  line-height: 1.02;
  letter-spacing: 0;
}

.hero h1 span {
  display: block;
  color: var(--teal);
}

.hero-lead {
  max-width: 590px;
  margin: 0;
  color: #3f4745;
  font-size: 19px;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button {
  min-height: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 17px;
  border: 1px solid transparent;
  border-radius: 4px;
  cursor: pointer;
  font-weight: 700;
  line-height: 1.2;
  transition: background-color .2s ease, border-color .2s ease, color .2s ease, transform .2s ease;
}

.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--teal); color: #fff; }
.button-primary:hover { background: var(--teal-dark); }
.button-secondary { border-color: #aab4b0; background: rgba(255, 255, 255, .78); }
.button-secondary:hover { border-color: var(--ink); background: #fff; }
.button-beta { border-color: var(--teal); background: transparent; color: var(--teal-dark); }
.button-beta:hover { background: var(--teal); color: #fff; }
.button-light { border-color: #fff; background: #fff; color: var(--black); }
.button-light:hover { background: var(--lime); border-color: var(--lime); }

.build-status {
  width: min(650px, 100%);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin-top: 50px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.build-status div {
  min-height: 82px;
  display: grid;
  grid-template-columns: 34px 1fr;
  align-items: center;
  gap: 8px;
  padding: 12px 16px 12px 0;
}

.build-status div + div {
  padding-left: 16px;
  border-left: 1px solid var(--line);
}

.build-status strong {
  color: var(--teal);
  font-size: 12px;
}

.build-status span {
  color: #47504d;
  font-size: 13px;
  line-height: 1.55;
}

.statement,
.projects,
.course,
.services,
.resources,
.closing {
  padding: 104px 0;
}

.statement { background: #fff; }

/* ── About: two-column narrative layout ── */
.statement-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
  gap: 72px;
  align-items: stretch;
}

/* Left column: title → philosophy → vision callout */
.statement-main {
  padding-top: 8px;
}

.statement-body {
  margin-top: 28px;
  color: #3d4543;
  font-size: 17px;
  line-height: 1.72;
}

.statement-body p { margin: 0 0 18px; }
.statement-body p:last-child { margin-bottom: 0; }

/* Vision callout — left accent border, subtle bg */
.statement-vision {
  margin-top: 36px;
  padding: 24px 28px;
  border-left: 3px solid #1a73e8;
  background: linear-gradient(135deg, #f8faff 0%, #f0f4ff 100%);
  border-radius: 0 12px 12px 0;
}

.vision-label {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: #1a73e8;
  margin-bottom: 12px;
}

.statement-vision p {
  margin: 0 0 10px;
  font-size: 15.5px;
  line-height: 1.7;
  color: #2d3748;
}
.statement-vision p:last-child { margin-bottom: 0; }

/* Right column: profile panel — stretches to balance left content */
.statement-sidebar {
  display: flex;
  flex-direction: column;
}

.profile-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 40px 32px 36px;
  background: #fafbfc;
  border: 1px solid #e2e8f0;
  border-radius: 16px;
  flex: 1;
}

.statement-avatar {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid #fff;
  box-shadow: 0 4px 16px rgba(0,0,0,.08);
  filter: grayscale(100%);
  transition: filter .3s ease, transform .3s ease;
  margin-bottom: 20px;
}
.statement-avatar:hover {
  filter: grayscale(0%);
  transform: scale(1.05);
}

.profile-card-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-top: 4px;
}
.profile-card-info strong {
  font-size: 24px;
  font-weight: 700;
  color: #1a202c;
  letter-spacing: -.01em;
}
.profile-card-info span {
  font-size: 14px;
  line-height: 1.5;
  color: #718096;
}

/* Bio text inside profile card */
.profile-card-bio {
  margin: 20px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid #e2e8f0;
  font-size: 14.5px;
  line-height: 1.68;
  color: #4a5568;
}

/* Tag row */
.profile-card-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin-top: 20px;
}

.profile-tag {
  display: inline-block;
  padding: 5px 14px;
  font-size: 12.5px;
  font-weight: 600;
  color: #4a5568;
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 100px;
  letter-spacing: .01em;
}

.statement h2,
.section-heading h2,
.course h2,
.closing h2 {
  margin: 14px 0 0;
  font-family: "Arial Black", Inter, "Microsoft YaHei", sans-serif;
  font-size: 43px;
  line-height: 1.22;
  letter-spacing: 0;
}

.quote-line {
  padding: 18px 0 0;
  border-top: 1px solid var(--line);
  color: var(--teal-dark);
  font-size: 14px;
  font-weight: 750;
}

.projects { background: var(--soft); }

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 420px);
  align-items: end;
  gap: 60px;
  margin-bottom: 48px;
}

.section-heading > p {
  margin: 0 0 7px;
  color: var(--muted);
}

.project-list { border-top: 1px solid #bfc8c4; }

.project-row {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr) 190px;
  gap: 24px;
  padding: 34px 0;
  border-bottom: 1px solid #bfc8c4;
}

.project-index {
  padding-top: 3px;
  color: var(--teal);
  font-size: 12px;
  font-weight: 800;
}

.project-copy h3 {
  margin: 8px 0 8px;
  font-size: 26px;
  line-height: 1.25;
}

.project-copy > p:last-child {
  max-width: 680px;
  margin: 0;
  color: var(--muted);
}

.project-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  justify-content: space-between;
  gap: 22px;
}

.project-actions-inline {
  display: none;
  flex-direction: row;
  align-items: center;
  justify-content: flex-start;
  margin-top: 22px;
}

.status {
  min-height: 27px;
  display: inline-flex;
  align-items: center;
  padding: 3px 8px;
  border: 1px solid #b4bfba;
  border-radius: 3px;
  color: #4d5753;
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
}

.status-live { border-color: var(--teal); color: var(--teal-dark); background: #e9f7f3; }

.arrow-link {
  color: var(--teal-dark);
  font-weight: 750;
}

.arrow-link:hover { text-decoration: underline; text-underline-offset: 4px; }

.project-feature {
  grid-template-columns: 64px minmax(0, .85fr) minmax(340px, 1.15fr);
  align-items: center;
}

.workbench-preview {
  position: relative;
  overflow: hidden;
  border: 1px solid #9ca8a3;
  border-radius: 6px;
  background: #171d1b;
}

.workbench-preview img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  transition: transform .35s ease;
}

.workbench-preview span {
  position: absolute;
  right: 10px;
  bottom: 10px;
  padding: 6px 10px;
  border-radius: 3px;
  background: rgba(255, 255, 255, .94);
  font-size: 12px;
  font-weight: 750;
}

.workbench-preview:hover img { transform: scale(1.02); }

.course {
  background: #fff;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.course-layout {
  display: grid;
  grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr);
  gap: 92px;
}

.course-intro > p:not(.section-kicker) {
  margin: 24px 0 0;
  color: var(--muted);
}

.price-line {
  display: flex;
  align-items: baseline;
  gap: 18px;
  margin-top: 34px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.price-line strong {
  color: var(--teal-dark);
  font-size: 30px;
}

.price-line span {
  max-width: 280px;
  color: var(--muted);
  font-size: 13px;
}

.curriculum {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.curriculum li {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 18px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}

.curriculum li > span {
  color: var(--teal);
  font-size: 12px;
  font-weight: 800;
}

.curriculum strong { font-size: 17px; }
.curriculum p { margin: 4px 0 0; color: var(--muted); font-size: 14px; }

.course-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  margin-top: 28px;
  padding: 22px;
  border: 1px solid #aeb9b4;
  border-radius: 6px;
  background: var(--soft);
}

.course-cta p { margin: 3px 0 0; color: var(--muted); font-size: 13px; }
.course-cta .button { flex: 0 0 auto; }

.services {
  background: var(--soft);
  border-bottom: 1px solid var(--line);
}

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

.service-grid > .service-card:nth-child(1) { order: 2; }
.service-grid > .service-card:nth-child(2) { order: 1; }
.service-grid > .service-card:nth-child(3) { order: 3; }
.service-grid > .service-card:nth-child(4) { order: 4; }

.service-card {
  min-height: 410px;
  display: flex;
  flex-direction: column;
  padding: 26px;
  border: 1px solid #bdc7c2;
  border-radius: 6px;
  background: #fff;
}

.service-card-feature { border-color: var(--teal); }

.service-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.service-no {
  color: var(--teal);
  font-size: 12px;
  font-weight: 800;
}

.service-card h3 {
  max-width: 420px;
  margin: 22px 0 12px;
  font-size: 24px;
  line-height: 1.3;
}

.service-price {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 13px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.service-price strong {
  color: var(--teal-dark);
  font-size: 22px;
}

.service-price span {
  color: var(--muted);
  font-size: 12px;
}

.service-card > p {
  min-height: 70px;
  margin: 18px 0 10px;
  color: var(--muted);
  font-size: 14px;
}

.service-card ul {
  margin: 0 0 24px;
  padding-left: 18px;
  color: #44504b;
  font-size: 13px;
}

.service-card li + li { margin-top: 6px; }

.service-open {
  align-self: flex-start;
  margin-top: auto;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
  font-size: 14px;
}

.collaboration-brief {
  display: grid;
  grid-template-columns: minmax(220px, .72fr) minmax(0, 1.8fr);
  gap: 36px;
  margin-top: 28px;
  padding: 28px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.collaboration-brief h3 {
  max-width: 360px;
  margin: 8px 0 0;
  font-size: 24px;
  line-height: 1.35;
}

.collaboration-brief-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.collaboration-brief-list li > span {
  display: block;
  margin-bottom: 12px;
  color: var(--teal);
  font-family: var(--mono);
  font-size: 12px;
}

.collaboration-brief-list strong { font-size: 15px; }

.collaboration-brief-list p {
  margin: 7px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.7;
}

.service-note {
  margin: 22px 0 0;
  color: var(--muted);
  font-size: 12px;
}

.paid-consultation-entry {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 210px;
  align-items: center;
  gap: 34px;
  margin-top: 22px;
  padding: 26px;
  border: 1px solid #bdc7c2;
  border-radius: 6px;
  background: #fff;
}

.paid-consultation-copy h3 {
  margin: 8px 0 10px;
  font-size: 24px;
}

.paid-consultation-copy > p:not(.section-kicker) {
  max-width: 720px;
  margin: 0;
  color: #44504b;
}

.paid-consultation-copy > span {
  display: block;
  margin-top: 12px;
  color: var(--muted);
  font-size: 12px;
}

.paid-consultation-qr {
  margin: 0;
  text-align: center;
}

.paid-consultation-qr img {
  width: 180px;
  height: 180px;
  object-fit: contain;
  border: 1px solid var(--line);
}

.paid-consultation-qr figcaption {
  margin-top: 7px;
  color: var(--muted);
  font-size: 11px;
}

.service-dialog-note {
  padding-top: 14px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
}

.resources { background: #fff; }

.resource-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.resource-item {
  min-height: 160px;
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr) auto;
  align-items: start;
  gap: 16px;
  padding: 27px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  transition: background-color .2s ease;
}

a.resource-item:hover { background: var(--soft); }
.resource-no { color: var(--teal); font-size: 12px; font-weight: 800; }
.resource-item strong { font-size: 18px; }
.resource-item p { margin: 7px 0 0; color: var(--muted); font-size: 14px; }
.resource-arrow { color: var(--teal); font-size: 22px; }
.resource-pending { background: #fafbfa; }

.closing { background: var(--black); color: #fff; }

.closing-layout {
  display: grid;
  grid-template-columns: 130px minmax(0, 1fr) minmax(300px, 420px);
  align-items: start;
  gap: 42px;
}

.closing .section-kicker { color: #8ad7ce; }
.closing h2 { margin: 0; font-size: 50px; }
.closing-copy p { margin: 3px 0 28px; color: #bdc5c2; }

.site-footer {
  padding: 22px 0;
  border-top: 1px solid #353b39;
  background: var(--black);
  color: #a8b0ad;
  font-size: 12px;
}

.footer-row {
  display: flex;
  justify-content: space-between;
  gap: 20px;
}

.footer-row a:hover { color: #fff; }

.course-dialog {
  width: min(calc(100% - 32px), 600px);
  padding: 34px;
  border: 1px solid #7f8a86;
  border-radius: 7px;
  color: var(--ink);
}

.course-dialog::backdrop { background: rgba(13, 17, 16, .66); }
.course-dialog h2 { margin: 10px 0 18px; font-size: 30px; line-height: 1.25; }
.course-dialog > p:not(.section-kicker) { color: var(--muted); }
.course-dialog ul { padding-left: 20px; color: #3e4744; }
.course-dialog li + li { margin-top: 8px; }

.dialog-close {
  position: absolute;
  top: 10px;
  right: 12px;
  width: 36px;
  height: 36px;
  padding: 0;
  border: 0;
  background: transparent;
  color: #4c5552;
  font-size: 28px;
  cursor: pointer;
}

.dialog-actions {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-top: 24px;
}

.text-link { font-weight: 700; }

@media (max-width: 980px) {
  .desktop-nav { gap: 18px; }
  .header-github { display: none; }
  .hero { min-height: 700px; }
  .hero-visual { top: 118px; right: 4%; width: 42%; }
  .hero-wash { right: 39%; }
  .hero h1 { font-size: 62px; }
  .hero-lead { max-width: 510px; }
  .build-status { width: min(570px, 100%); }
  .statement-grid, .course-layout { gap: 54px; }
  .statement-grid { grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr); }
  .profile-card { flex-direction: row; flex-wrap: wrap; text-align: left; padding: 28px 24px; gap: 16px; align-items: flex-start; }
  .statement-avatar { width: 72px; height: 72px; margin-bottom: 0; }
  .profile-card-info { margin-top: 0; }
  .profile-card-bio { width: 100%; border-top-color: #e2e8f0; padding-top: 16px; margin-top: 12px; }
  .profile-card-tags { justify-content: flex-start; }
  .project-feature { grid-template-columns: 48px minmax(0, .9fr) minmax(300px, 1.1fr); }
  .closing-layout { grid-template-columns: 100px minmax(0, 1fr); }
  .closing-copy { grid-column: 2; }
}

@media (max-width: 760px) {
  .page-shell,
  .nav-shell { width: min(calc(100% - 32px), var(--shell)); }
  .desktop-nav, .header-github { display: none; }
  .header-gh-icon, .header-divider { display: none; }
  .menu-button { display: block; }
  .header-cta { padding: 6px 12px; font-size: 12px; }
  .header-actions { gap: 10px; }

  .hero {
    min-height: 820px;
    background: #fff;
  }

  .hero-visual {
    top: auto;
    right: 8%;
    bottom: 28px;
    width: 84%;
    max-width: none;
  }

  .hero-wash {
    inset: 68px 0 260px;
    background: #fff;
  }

  .hero-media-top { display: none; }
  .hero-media-footer { margin-top: 8px; padding-top: 8px; }
  .hero-avatar { width: 34px; height: 34px; flex-basis: 34px; }
  .hero-media-footer strong { font-size: 12px; }
  .hero-media-footer small { font-size: 10px; }

  .hero-content {
    padding-top: 122px;
    padding-bottom: 0;
  }

  .hero h1 { margin-top: 14px; font-size: 48px; }
  .hero-lead { max-width: none; font-size: 16px; line-height: 1.7; }
  .hero-actions { margin-top: 22px; }
  .button { width: 100%; }
  .build-status { display: none; }

  .statement, .projects, .course, .services, .resources, .closing { padding: 72px 0; }
  .statement-grid, .course-layout, .section-heading { grid-template-columns: 1fr; gap: 30px; }
  .statement-sidebar { display: flex; }
  .profile-card { flex-direction: column; text-align: center; }
  .profile-card-bio { text-align: center; }
  .statement-avatar { margin-bottom: 16px; }
  .statement-vision { padding: 20px; }
  .statement h2, .section-heading h2, .course h2, .closing h2 { font-size: 34px; }
  .statement-byline { margin-bottom: 20px; padding-bottom: 16px; }
  .statement-avatar { width: 52px; height: 52px; }
  .section-heading { align-items: start; margin-bottom: 34px; }

  .project-row,
  .project-feature {
    grid-template-columns: 36px minmax(0, 1fr);
    gap: 12px;
    padding: 28px 0;
  }

  .project-row > .project-actions { grid-column: 2; flex-direction: row; align-items: center; }
  .project-feature .project-actions-inline { display: flex; }
  .project-copy h3 { font-size: 22px; }
  .workbench-preview { grid-column: 1 / -1; margin-top: 14px; }

  .price-line { align-items: flex-start; flex-direction: column; gap: 4px; }
  .course-cta { align-items: stretch; flex-direction: column; }
  .course-cta .button { width: 100%; }
  .service-grid { grid-template-columns: 1fr; }
  .collaboration-brief { grid-template-columns: 1fr; gap: 22px; }
  .collaboration-brief-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .service-card { min-height: 0; padding: 22px 18px; }
  .service-card > p { min-height: 0; }
  .service-card h3 { font-size: 22px; }
  .paid-consultation-entry { grid-template-columns: 1fr; padding: 22px 18px; }
  .paid-consultation-qr { justify-self: start; text-align: left; }
  .resource-grid { grid-template-columns: 1fr; }
  .resource-item { min-height: 142px; padding: 22px 18px; }

  .closing-layout { grid-template-columns: 1fr; gap: 26px; }
  .closing-copy { grid-column: auto; }
  .closing-copy .button { width: auto; }
  .footer-row { flex-direction: column; gap: 5px; }
  .course-dialog { padding: 30px 22px 22px; }
  .dialog-actions { align-items: stretch; flex-direction: column; }
}

@media (max-width: 420px) {
  .hero { min-height: 845px; }
  .hero-wash { bottom: 260px; }
  .hero h1 { font-size: 42px; }
  .hero-actions { gap: 9px; }
  .project-row, .project-feature { grid-template-columns: 28px minmax(0, 1fr); }
  .resource-item { grid-template-columns: 34px minmax(0, 1fr) auto; gap: 10px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}