:root {
  --bg-page: #f7f1e3;
  --bg-soft: #fffdf7;
  --bg-cream: #f2e8d3;
  --bg-card: #ffffff;
  --bg-dark: #101b26;
  --bg-dark-soft: #162535;
  --text-strong: #0f1720;
  --text-body: #445062;
  --text-muted: #66768b;
  --text-inverse: #f8fafc;
  --line: rgba(15, 23, 32, 0.09);
  --line-strong: rgba(248, 250, 252, 0.14);
  --primary-color: #0f8b6d;
  --primary-dark: #0a6d55;
  --secondary-color: #2d6cdf;
  --accent-color: #f59e0b;
  --shadow-sm: 0 12px 36px rgba(15, 23, 32, 0.08);
  --shadow-md: 0 20px 60px rgba(15, 23, 32, 0.1);
  --shadow-lg: 0 28px 90px rgba(15, 23, 32, 0.16);
  --radius-sm: 16px;
  --radius-md: 24px;
  --radius-lg: 32px;
  --transition: 220ms ease;
  --container: 1200px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 6.5rem;
}

body {
  margin: 0;
  font-family: "Manrope", sans-serif;
  color: var(--text-strong);
  text-rendering: optimizeLegibility;
  background:
    radial-gradient(circle at top right, rgba(245, 158, 11, 0.16), transparent 24%),
    radial-gradient(circle at 10% 15%, rgba(15, 139, 109, 0.08), transparent 20%),
    linear-gradient(180deg, #fffdf7 0%, var(--bg-page) 100%);
  line-height: 1.6;
}

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

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

button,
input,
select,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible {
  outline: 3px solid rgba(15, 139, 109, 0.28);
  outline-offset: 3px;
}

main,
section,
header,
footer,
nav,
article,
aside {
  display: block;
}

.container {
  width: min(var(--container), calc(100% - 2rem));
  margin: 0 auto;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -4rem;
  z-index: 2000;
  background: var(--primary-color);
  color: var(--text-inverse);
  padding: 0.75rem 1rem;
  border-radius: 999px;
  transition: top var(--transition);
}

.skip-link:focus {
  top: 1rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
}

.navbar {
  backdrop-filter: blur(16px);
  background: rgba(255, 253, 247, 0.82);
  border-bottom: 1px solid rgba(15, 23, 32, 0.06);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  min-height: 5.5rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.875rem;
  min-width: 0;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 3rem;
  height: 3rem;
  border-radius: 1rem;
  background: linear-gradient(135deg, var(--primary-color), #15bf8f);
  color: var(--text-inverse);
  font-family: "Sora", sans-serif;
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  box-shadow: 0 16px 28px rgba(15, 139, 109, 0.24);
}

.brand-copy {
  display: flex;
  flex-direction: column;
  gap: 0.125rem;
  min-width: 0;
}

.brand-name,
.brand-tagline {
  display: block;
}

.brand-name {
  font-family: "Sora", sans-serif;
  font-size: 0.96rem;
  font-weight: 700;
  color: var(--text-strong);
  line-height: 1.2;
}

.brand-tagline {
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.3;
}

.nav-toggle {
  display: none;
  width: 3rem;
  height: 3rem;
  padding: 0.8rem 0.7rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.8);
  color: var(--text-strong);
}

.nav-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  margin: 0.22rem 0;
  background: currentColor;
  transition: transform var(--transition), opacity var(--transition);
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.nav-panel {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  list-style: none;
  padding: 0;
  margin: 0;
}

.nav-link {
  position: relative;
  color: var(--text-body);
  font-size: 0.95rem;
  font-weight: 700;
  transition: color var(--transition);
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.55rem;
  width: 100%;
  height: 2px;
  transform: scaleX(0);
  transform-origin: center;
  background: var(--primary-color);
  transition: transform var(--transition);
}

.nav-link:hover,
.nav-link:focus-visible,
.nav-link.active {
  color: var(--text-strong);
}

.nav-link:hover::after,
.nav-link:focus-visible::after,
.nav-link.active::after {
  transform: scaleX(1);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.9rem;
  padding: 0.85rem 1.25rem;
  border-radius: 999px;
  background: var(--text-strong);
  color: var(--text-inverse);
  font-size: 0.92rem;
  font-weight: 700;
  box-shadow: var(--shadow-sm);
  transition:
    transform var(--transition),
    background var(--transition),
    box-shadow var(--transition);
}

.nav-cta:hover,
.nav-cta:focus-visible {
  transform: translateY(-2px);
  background: #182636;
  box-shadow: var(--shadow-md);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 3.3rem;
  padding: 0.9rem 1.45rem;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 0.96rem;
  font-weight: 800;
  transition:
    transform var(--transition),
    box-shadow var(--transition),
    background var(--transition),
    color var(--transition),
    border-color var(--transition);
}

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

.btn-primary {
  background: linear-gradient(135deg, var(--primary-color), #13b889);
  color: var(--text-inverse);
  box-shadow: 0 18px 30px rgba(15, 139, 109, 0.25);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  box-shadow: 0 24px 40px rgba(15, 139, 109, 0.3);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.72);
  color: var(--text-strong);
  border-color: rgba(15, 23, 32, 0.12);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.6);
}

.btn-secondary:hover,
.btn-secondary:focus-visible {
  background: rgba(255, 255, 255, 0.96);
}

.btn-full {
  width: 100%;
}

.section {
  padding: 6rem 0;
}

.section-light {
  background: transparent;
}

.section-cream {
  background: linear-gradient(180deg, rgba(242, 232, 211, 0.55), rgba(255, 253, 247, 0));
}

.section-dark {
  position: relative;
  background:
    radial-gradient(circle at 20% 10%, rgba(45, 108, 223, 0.18), transparent 24%),
    radial-gradient(circle at 85% 20%, rgba(15, 139, 109, 0.18), transparent 24%),
    linear-gradient(180deg, var(--bg-dark), #0d151d);
  color: var(--text-inverse);
  overflow: hidden;
}

.section-heading {
  max-width: 46rem;
  margin-bottom: 3rem;
}

.section-heading-dark {
  color: var(--text-inverse);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin: 0 0 1rem;
  padding: 0.45rem 0.75rem;
  border-radius: 999px;
  background: rgba(15, 139, 109, 0.09);
  color: var(--primary-dark);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.eyebrow-dark {
  background: rgba(255, 255, 255, 0.1);
  color: rgba(248, 250, 252, 0.88);
}

.section-title,
.hero-title,
.catalog-title,
.courses-hero h1 {
  margin: 0;
  font-family: "Sora", sans-serif;
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.03;
}

.section-title {
  font-size: clamp(2rem, 4vw, 3.35rem);
}

.section-title-dark {
  color: var(--text-inverse);
}

.section-title-left {
  text-align: left;
}

.section-subtitle,
.about-text,
.contact-text,
.courses-hero-text,
.hero-subtitle,
.footer-copy {
  color: var(--text-body);
  font-size: 1.02rem;
}

.hero {
  position: relative;
  overflow: hidden;
  padding: clamp(4.5rem, 8vw, 7rem) 0 4rem;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 75% 18%, rgba(245, 158, 11, 0.17), transparent 18%),
    radial-gradient(circle at 12% 16%, rgba(15, 139, 109, 0.12), transparent 22%);
  pointer-events: none;
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(18rem, 0.92fr);
  gap: 2.25rem;
  align-items: center;
}

.hero-copy {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.hero-title {
  max-width: 12ch;
  font-size: clamp(3rem, 7vw, 5.35rem);
}

.hero-subtitle {
  max-width: 42rem;
  margin: 1.4rem 0 0;
  font-size: 1.1rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2rem;
}

.hero-proof {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.proof-chip {
  padding: 0.55rem 0.9rem;
  border: 1px solid rgba(15, 23, 32, 0.08);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.78);
  color: var(--text-strong);
  font-size: 0.9rem;
  font-weight: 700;
  box-shadow: 0 10px 25px rgba(15, 23, 32, 0.05);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 2.2rem;
}

.stat-card {
  padding: 1.3rem 1.4rem;
  border: 1px solid rgba(15, 23, 32, 0.08);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 16px 28px rgba(15, 23, 32, 0.06);
}

.stat-number {
  font-family: "Sora", sans-serif;
  font-size: clamp(1.8rem, 3vw, 2.55rem);
  font-weight: 800;
  letter-spacing: -0.05em;
  color: var(--text-strong);
}

.stat-label {
  margin: 0.45rem 0 0;
  color: var(--text-body);
  font-size: 0.93rem;
}

.hero-panel-wrap {
  position: relative;
}

.hero-panel {
  position: relative;
  overflow: hidden;
  padding: 2rem;
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg, rgba(45, 108, 223, 0.08), transparent),
    linear-gradient(180deg, var(--bg-dark-soft), var(--bg-dark));
  color: var(--text-inverse);
  box-shadow: var(--shadow-lg);
}

.hero-panel::before {
  content: "";
  position: absolute;
  inset: auto -5rem -5rem auto;
  width: 14rem;
  height: 14rem;
  border-radius: 50%;
  background: rgba(19, 184, 137, 0.15);
  filter: blur(12px);
}

.panel-top,
.panel-grid,
.panel-footer {
  position: relative;
  z-index: 1;
}

.panel-label,
.mini-label,
.phase-step,
.contact-label,
.about-card-label,
.signal-kicker,
.path-meta,
.experience-number,
.hero-note-label {
  margin: 0;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.panel-label,
.mini-label,
.hero-note-label {
  color: rgba(248, 250, 252, 0.68);
}

.panel-title {
  margin: 0.8rem 0 0;
  font-family: "Sora", sans-serif;
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  font-weight: 800;
  letter-spacing: -0.04em;
}

.panel-copy {
  margin: 0.95rem 0 0;
  color: rgba(248, 250, 252, 0.82);
}

.panel-grid {
  display: grid;
  gap: 1rem;
  margin-top: 1.7rem;
}

.panel-card {
  padding: 1.25rem;
  border: 1px solid var(--line-strong);
  border-radius: 1.3rem;
  background: rgba(255, 255, 255, 0.05);
}

.panel-card-accent {
  background: linear-gradient(135deg, rgba(15, 139, 109, 0.22), rgba(45, 108, 223, 0.12));
}

.panel-list,
.path-points,
.phase-topics,
.about-points,
.course-topic-list,
.course-objectives,
.resource-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.panel-list {
  display: grid;
  gap: 0.7rem;
  margin-top: 1rem;
}

.panel-list li {
  position: relative;
  padding-left: 1rem;
  color: rgba(248, 250, 252, 0.84);
}

.panel-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6rem;
  width: 0.4rem;
  height: 0.4rem;
  border-radius: 50%;
  background: var(--accent-color);
}

.panel-footer {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1.5rem;
}

.panel-footer-item {
  padding-top: 1rem;
  border-top: 1px solid var(--line-strong);
}

.panel-footer-label {
  display: block;
  color: rgba(248, 250, 252, 0.62);
  font-size: 0.82rem;
  margin-bottom: 0.35rem;
}

.signal-band {
  padding: 0 0 1rem;
}

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

.signal-card,
.path-card,
.phase-card,
.about-card,
.contact-card,
.filters-sidebar,
.course-list-item,
.experience-card {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.9);
  box-shadow: var(--shadow-sm);
}

.signal-card {
  padding: 1.5rem;
  border-radius: 1.4rem;
}

.signal-kicker {
  color: var(--primary-dark);
}

.signal-card h2 {
  margin: 0.7rem 0 0.65rem;
  font-family: "Sora", sans-serif;
  font-size: 1.2rem;
  line-height: 1.25;
}

.signal-card p:last-child,
.path-card p,
.experience-card p:last-child {
  margin: 0;
  color: var(--text-body);
}

.paths-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.2rem;
}

.path-card {
  padding: 1.75rem;
  border-radius: var(--radius-md);
}

.path-meta {
  color: var(--primary-dark);
}

.path-card h3,
.experience-card h3,
.phase-header h3,
.about-card h2,
.course-card-title,
.course-item-title,
.catalog-title,
.section-title,
.contact-card .contact-link,
.contact-card .contact-value {
  letter-spacing: -0.03em;
}

.path-card h3,
.experience-card h3,
.course-item-title,
.course-card-title,
.catalog-title {
  margin: 0.85rem 0 0.6rem;
  font-family: "Sora", sans-serif;
  font-size: 1.45rem;
}

.path-points {
  display: grid;
  gap: 0.75rem;
  margin-top: 1.2rem;
}

.path-points li,
.phase-topics li,
.about-points li,
.course-topic-list li,
.course-objectives li,
.resource-list li {
  position: relative;
  padding-left: 1.2rem;
  color: var(--text-body);
}

.path-points li::before,
.phase-topics li::before,
.about-points li::before,
.course-topic-list li::before,
.course-objectives li::before,
.resource-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.63rem;
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: var(--primary-color);
}

.phases-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem;
}

.phase-card {
  overflow: hidden;
  border-radius: var(--radius-md);
}

.phase-header {
  padding: 1.65rem;
  color: var(--text-inverse);
  background: var(--phase-gradient);
}

.phase-step {
  color: rgba(255, 255, 255, 0.72);
}

.phase-header h3 {
  margin: 0.7rem 0 0.4rem;
  font-family: "Sora", sans-serif;
  font-size: 1.55rem;
  line-height: 1.15;
}

.phase-duration {
  margin: 0;
  color: rgba(255, 255, 255, 0.82);
}

.phase-body {
  padding: 1.5rem 1.6rem 1.7rem;
}

.phase-topics {
  display: grid;
  gap: 0.8rem;
}

.phase-badge {
  display: inline-flex;
  align-items: center;
  margin-top: 1.2rem;
  padding: 0.45rem 0.7rem;
  border-radius: 999px;
  background: rgba(15, 139, 109, 0.09);
  color: var(--primary-dark);
  font-size: 0.84rem;
  font-weight: 800;
}

.courses-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem;
}

.course-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.92);
  box-shadow: var(--shadow-sm);
}

.course-card-header {
  padding: 1.4rem;
  color: var(--text-inverse);
}

.course-label-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.course-kicker {
  margin: 0;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(248, 250, 252, 0.76);
}

.course-number {
  margin: 0;
  font-family: "Sora", sans-serif;
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.05em;
}

.course-card-title {
  margin: 1rem 0 0;
  color: var(--text-inverse);
  font-size: 1.4rem;
  line-height: 1.18;
}

.course-card-body {
  padding: 1.4rem;
}

.course-card-summary,
.course-item-topics,
.results-count,
.footer-links,
.contact-value {
  color: var(--text-body);
}

.course-card-summary {
  margin: 0;
}

.course-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 1rem;
}

.meta-pill,
.summary-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2rem;
  padding: 0.45rem 0.75rem;
  border-radius: 999px;
  background: rgba(15, 23, 32, 0.06);
  color: var(--text-strong);
  font-size: 0.84rem;
  font-weight: 700;
}

.section-action {
  margin-top: 2rem;
}

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

.experience-card {
  min-height: 100%;
  padding: 1.5rem;
  border-radius: var(--radius-md);
  color: var(--text-inverse);
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.08);
  box-shadow: none;
}

.experience-number {
  color: rgba(248, 250, 252, 0.6);
}

.experience-card h3 {
  margin-top: 0.8rem;
  color: var(--text-inverse);
  font-size: 1.25rem;
}

.experience-card p:last-child {
  color: rgba(248, 250, 252, 0.75);
}

.about-grid,
.contact-grid,
.catalog-cta-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(18rem, 0.9fr);
  gap: 1.4rem;
  align-items: start;
}

.about-copy,
.contact-copy {
  max-width: 42rem;
}

.about-text {
  margin: 1rem 0 0;
}

.about-stack,
.contact-panel {
  display: grid;
  gap: 1rem;
}

.about-card,
.contact-card {
  padding: 1.6rem;
  border-radius: var(--radius-md);
}

.about-card-label,
.contact-label {
  color: var(--primary-dark);
}

.about-card-highlight {
  background:
    linear-gradient(135deg, rgba(15, 139, 109, 0.08), rgba(45, 108, 223, 0.06)),
    rgba(255, 255, 255, 0.92);
}

.about-points,
.resource-list,
.course-objectives,
.course-topic-list {
  display: grid;
  gap: 0.8rem;
  margin-top: 1rem;
}

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

.faq-item {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.9);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  width: 100%;
  padding: 1.25rem 1.3rem;
  border: 0;
  background: transparent;
  color: var(--text-strong);
  text-align: left;
  font-weight: 800;
}

.faq-icon {
  display: inline-grid;
  place-items: center;
  width: 2rem;
  height: 2rem;
  border-radius: 999px;
  background: rgba(15, 23, 32, 0.06);
  color: var(--text-strong);
  font-size: 1.1rem;
  line-height: 1;
  transition: transform var(--transition);
}

.faq-answer {
  padding: 0 1.3rem 1.25rem;
}

.faq-answer p {
  margin: 0;
  color: var(--text-body);
}

.faq-item.is-open .faq-icon {
  transform: rotate(45deg);
}

.contact-section,
.catalog-cta {
  padding: 5rem 0;
  background:
    radial-gradient(circle at top left, rgba(15, 139, 109, 0.16), transparent 22%),
    linear-gradient(180deg, #fefcf7 0%, #efe3c9 100%);
}

.contact-link {
  display: inline-block;
  margin-top: 0.65rem;
  font-family: "Sora", sans-serif;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-strong);
  overflow-wrap: anywhere;
}

.contact-value {
  margin: 0.65rem 0 0;
}

.footer {
  padding: 4rem 0 1.25rem;
  background:
    radial-gradient(circle at top right, rgba(19, 184, 137, 0.12), transparent 20%),
    linear-gradient(180deg, #0e1720, #0a1017);
  color: var(--text-inverse);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr repeat(3, minmax(0, 0.8fr));
  gap: 1.5rem;
}

.brand-footer .brand-name,
.brand-footer .brand-tagline {
  color: var(--text-inverse);
}

.brand-footer .brand-tagline {
  color: rgba(248, 250, 252, 0.68);
}

.footer-copy {
  margin: 1rem 0 0;
  max-width: 26rem;
  color: rgba(248, 250, 252, 0.72);
}

.footer-column h2 {
  margin: 0 0 1rem;
  font-family: "Sora", sans-serif;
  font-size: 1rem;
}

.footer-links {
  display: grid;
  gap: 0.7rem;
  padding: 0;
  margin: 0;
  list-style: none;
  color: rgba(248, 250, 252, 0.76);
}

.footer-links a,
.footer-links span {
  color: inherit;
}

.footer-links a:hover,
.footer-links a:focus-visible {
  color: #ffffff;
}

.footer-bottom {
  margin-top: 2rem;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(248, 250, 252, 0.1);
  color: rgba(248, 250, 252, 0.62);
  font-size: 0.92rem;
}

.courses-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(4.5rem, 8vw, 6.5rem) 0 3.5rem;
  background:
    radial-gradient(circle at 15% 20%, rgba(19, 184, 137, 0.18), transparent 22%),
    radial-gradient(circle at 85% 20%, rgba(45, 108, 223, 0.2), transparent 25%),
    linear-gradient(180deg, #12202e, #0d151d);
  color: var(--text-inverse);
}

.courses-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(18rem, 0.75fr);
  gap: 1.5rem;
  align-items: center;
}

.courses-hero h1 {
  font-size: clamp(2.4rem, 5vw, 4.35rem);
  max-width: 12ch;
}

.courses-hero-text {
  margin: 1rem 0 0;
  max-width: 42rem;
  color: rgba(248, 250, 252, 0.8);
}

.courses-hero-panel {
  display: flex;
  justify-content: flex-end;
}

.hero-note-card {
  width: min(100%, 24rem);
  padding: 1.6rem;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: var(--shadow-lg);
}

.hero-note-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.hero-note-grid strong {
  display: block;
  font-family: "Sora", sans-serif;
  font-size: 2rem;
  line-height: 1;
}

.hero-note-grid span {
  display: block;
  margin-top: 0.35rem;
  color: rgba(248, 250, 252, 0.72);
  font-size: 0.92rem;
}

.courses-catalog {
  padding-top: 4rem;
}

.courses-layout {
  display: grid;
  grid-template-columns: minmax(16rem, 19rem) minmax(0, 1fr);
  gap: 1.35rem;
  align-items: start;
}

.filters-sidebar {
  position: sticky;
  top: 6.6rem;
  padding: 1.35rem;
  border-radius: var(--radius-md);
}

.sidebar-block + .sidebar-block {
  margin-top: 1.35rem;
}

.field-label {
  display: block;
  margin-bottom: 0.8rem;
  color: var(--text-strong);
  font-size: 0.86rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.catalog-input,
.sort-select {
  width: 100%;
  min-height: 3rem;
  padding: 0.8rem 0.95rem;
  border: 1px solid rgba(15, 23, 32, 0.12);
  border-radius: 1rem;
  background: rgba(255, 255, 255, 0.96);
  color: var(--text-strong);
  transition:
    border-color var(--transition),
    box-shadow var(--transition);
}

.catalog-input:focus,
.sort-select:focus {
  outline: none;
  border-color: rgba(15, 139, 109, 0.42);
  box-shadow: 0 0 0 4px rgba(15, 139, 109, 0.12);
}

.filter-chip {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.85rem 0.95rem;
  border: 1px solid rgba(15, 23, 32, 0.08);
  border-radius: 1rem;
  background: rgba(255, 255, 255, 0.8);
  color: var(--text-body);
  font-weight: 700;
}

.filter-chip + .filter-chip {
  margin-top: 0.7rem;
}

.filter-chip input {
  accent-color: var(--primary-color);
}

.courses-main {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.courses-toolbar {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: end;
}

.catalog-title {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
}

.toolbar-actions {
  display: flex;
  align-items: end;
  gap: 1rem;
  flex-wrap: wrap;
}

.results-count {
  margin: 0;
  font-size: 0.95rem;
}

.sort-field {
  min-width: 15rem;
}

.courses-list {
  display: grid;
  gap: 1rem;
}

.course-list-item {
  overflow: hidden;
  border-radius: var(--radius-md);
}

.course-list-item summary {
  display: flex;
  align-items: stretch;
  gap: 0;
  list-style: none;
  cursor: pointer;
}

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

.course-item-header {
  display: grid;
  align-content: center;
  justify-items: center;
  gap: 0.25rem;
  width: 7rem;
  min-width: 7rem;
  padding: 1.2rem 1rem;
  color: var(--text-inverse);
  text-align: center;
}

.course-number-large {
  font-family: "Sora", sans-serif;
  font-size: 2.2rem;
  font-weight: 800;
  line-height: 1;
}

.course-phase-badge {
  font-size: 0.82rem;
  font-weight: 700;
}

.course-item-body {
  display: flex;
  flex: 1;
  justify-content: space-between;
  gap: 1.25rem;
  padding: 1.2rem 1.3rem;
}

.course-item-info {
  flex: 1;
}

.course-item-title {
  margin-top: 0;
  font-size: 1.35rem;
}

.course-item-topics {
  margin: 0;
}

.course-item-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1rem;
}

.course-item-action {
  display: flex;
  align-items: center;
}

.course-item-expanded {
  padding: 0 1.3rem 1.35rem 8.3rem;
  border-top: 1px solid rgba(15, 23, 32, 0.06);
  background: rgba(248, 250, 252, 0.68);
}

.course-expanded-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  padding-top: 1.2rem;
}

.expanded-card {
  padding: 1rem;
  border: 1px solid rgba(15, 23, 32, 0.08);
  border-radius: 1.1rem;
  background: rgba(255, 255, 255, 0.92);
}

.expanded-card h3 {
  margin: 0 0 0.8rem;
  font-family: "Sora", sans-serif;
  font-size: 1rem;
}

.empty-state {
  padding: 2.5rem 1.5rem;
  border: 1px dashed rgba(15, 23, 32, 0.16);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.72);
  text-align: center;
}

.empty-state h3 {
  margin: 0 0 0.5rem;
  font-family: "Sora", sans-serif;
  font-size: 1.45rem;
}

.empty-state p {
  margin: 0;
  color: var(--text-body);
}

.catalog-cta-actions {
  display: flex;
  justify-content: flex-end;
  gap: 1rem;
  flex-wrap: wrap;
}

.not-found-page {
  min-height: 100vh;
}

.not-found-shell {
  min-height: calc(100vh - 12rem);
  display: grid;
  place-items: center;
  padding: 5rem 0;
}

.not-found-card {
  width: min(100%, 46rem);
  padding: 2.5rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at top right, rgba(15, 139, 109, 0.12), transparent 28%),
    rgba(255, 255, 255, 0.92);
  box-shadow: var(--shadow-md);
}

.not-found-kicker {
  margin: 0;
  color: var(--primary-dark);
  font-size: 0.88rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.not-found-title {
  margin: 0.8rem 0 0;
  font-family: "Sora", sans-serif;
  font-size: clamp(2.5rem, 6vw, 4.6rem);
  font-weight: 800;
  letter-spacing: -0.05em;
  line-height: 1;
}

.not-found-text {
  margin: 1rem 0 0;
  max-width: 38rem;
  color: var(--text-body);
  font-size: 1.03rem;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity 600ms ease,
    transform 600ms ease;
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  [data-reveal] {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 1100px) {
  .signal-grid,
  .experience-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

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

@media (max-width: 960px) {
  .nav-toggle {
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
    align-items: stretch;
  }

  .nav-panel {
    position: absolute;
    top: calc(100% + 0.5rem);
    left: 1rem;
    right: 1rem;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 1rem;
    padding: 1rem;
    border: 1px solid rgba(15, 23, 32, 0.08);
    border-radius: 1.5rem;
    background: rgba(255, 253, 247, 0.96);
    box-shadow: var(--shadow-md);
  }

  .nav-panel.is-open {
    display: flex;
  }

  .nav-links {
    flex-direction: column;
    align-items: stretch;
    gap: 0.9rem;
  }

  .nav-link::after {
    bottom: -0.22rem;
  }

  .hero-grid,
  .about-grid,
  .contact-grid,
  .catalog-cta-grid,
  .courses-hero-grid,
  .courses-layout {
    grid-template-columns: 1fr;
  }

  .courses-hero-panel {
    justify-content: flex-start;
  }

  .filters-sidebar {
    position: static;
    top: auto;
  }

  .courses-toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .toolbar-actions {
    align-items: stretch;
  }

  .sort-field {
    min-width: 0;
  }
}

@media (max-width: 720px) {
  .section {
    padding: 4.5rem 0;
  }

  .hero-title {
    max-width: none;
  }

  .hero-stats,
  .signal-grid,
  .paths-grid,
  .phases-grid,
  .courses-grid,
  .experience-grid,
  .faq-grid,
  .footer-grid,
  .course-expanded-grid {
    grid-template-columns: 1fr;
  }

  .panel-footer {
    grid-template-columns: 1fr;
  }

  .course-list-item summary {
    flex-direction: column;
  }

  .course-item-header {
    width: 100%;
    min-width: 0;
    grid-auto-flow: column;
    justify-content: space-between;
    padding: 1rem 1.2rem;
  }

  .course-item-body {
    flex-direction: column;
    gap: 1rem;
  }

  .course-item-expanded {
    padding-left: 1.2rem;
  }

  .catalog-cta-actions {
    justify-content: flex-start;
  }
}

@media (max-width: 560px) {
  .nav-inner {
    min-height: 5rem;
  }

  .brand-mark {
    width: 2.6rem;
    height: 2.6rem;
    border-radius: 0.85rem;
  }

  .brand-name {
    font-size: 0.88rem;
  }

  .brand-tagline {
    font-size: 0.73rem;
  }

  .hero-actions,
  .catalog-cta-actions,
  .toolbar-actions {
    flex-direction: column;
  }

  .btn,
  .nav-cta {
    width: 100%;
  }

  .stat-card,
  .signal-card,
  .path-card,
  .phase-body,
  .about-card,
  .contact-card,
  .filters-sidebar,
  .experience-card,
  .course-card-body {
    padding-left: 1.1rem;
    padding-right: 1.1rem;
  }

  .hero-panel,
  .phase-header,
  .course-card-header {
    padding: 1.4rem;
  }

  .not-found-card {
    padding: 1.5rem;
  }
}