:root {
  --bg: #f8fbff;
  --bg-soft: #eef5ff;
  --bg-mint: #eefcf5;
  --bg-gold: #fff6e8;
  --bg-lilac: #f2efff;
  --surface: rgba(255, 255, 255, 0.96);
  --text: #0f172a;
  --text-muted: #64748b;
  --line: rgba(148, 163, 184, 0.28);
  --primary: #2563eb;
  --primary-strong: #1d4ed8;
  --accent: #38bdf8;
  --green: #22c55e;
  --teal: #14b8a6;
  --gold: #f59e0b;
  --purple: #8b5cf6;
  --danger: #ef4444;
  --success: #16a34a;
  --shadow-sm: 0 10px 24px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 18px 45px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 28px 70px rgba(15, 23, 42, 0.12);
  --radius-xl: 34px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --container: 1180px;
  --font-main: "Aptos", "Segoe UI", "Trebuchet MS", system-ui, sans-serif;
  --font-display: "Bahnschrift", "Aptos Display", "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-main);
  color: var(--text);
  background:
    radial-gradient(circle at top center, rgba(37, 99, 235, 0.08), transparent 28%),
    radial-gradient(circle at right 20%, rgba(56, 189, 248, 0.09), transparent 18%),
    linear-gradient(180deg, #ffffff 0%, #f8fbff 48%, #f2f7ff 100%);
}

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

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

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

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

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

.narrow {
  width: min(calc(100% - 2rem), 820px);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(16px);
  background: rgba(255, 255, 255, 0.88);
  border-bottom: 1px solid rgba(148, 163, 184, 0.18);
}

.nav-wrap {
  min-height: 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand-logo {
  height: 42px;
  width: auto;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.1rem;
  color: var(--text-muted);
  font-weight: 600;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--text);
}

.nav-toggle {
  display: none;
  width: 46px;
  height: 46px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #ffffff;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  background: var(--text);
  border-radius: 999px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  min-height: 48px;
  padding: 0.84rem 1.28rem;
  border: 1px solid transparent;
  border-radius: 999px;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease, border-color 0.18s ease;
}

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

.button-primary {
  color: #ffffff;
  background: linear-gradient(135deg, var(--primary), #3b82f6);
  box-shadow: 0 16px 32px rgba(37, 99, 235, 0.2);
}

.button-secondary {
  color: var(--text);
  background: rgba(255, 255, 255, 0.9);
  border-color: var(--line);
}

.button-tertiary,
.button-link {
  color: var(--primary-strong);
  background: #ffffff;
  border-color: rgba(37, 99, 235, 0.16);
}

.button-whatsapp {
  color: #ffffff;
  background: linear-gradient(135deg, #22c55e, #16a34a);
}

.button-nav {
  min-height: 42px;
  color: #c2410c;
  background: rgba(249, 115, 22, 0.12);
  border-color: rgba(249, 115, 22, 0.2);
  box-shadow: none;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  padding: 0.45rem 0.8rem;
  border-radius: 999px;
  color: var(--primary-strong);
  background: rgba(37, 99, 235, 0.07);
  border: 1px solid rgba(37, 99, 235, 0.1);
  font-size: 0.86rem;
  font-weight: 700;
}

.eyebrow-green {
  color: #16a34a;
  background: rgba(34, 197, 94, 0.1);
  border-color: rgba(34, 197, 94, 0.14);
}

.hero-section,
.section,
.page-hero,
.course-page {
  padding: 5rem 0;
}

.hero-centered {
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero-centered::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 12% 78%, rgba(168, 85, 247, 0.18), transparent 0 62px),
    radial-gradient(circle at 88% 18%, rgba(34, 211, 238, 0.18), transparent 0 72px),
    radial-gradient(circle at 80% 82%, rgba(34, 211, 238, 0.16), transparent 0 28px),
    radial-gradient(circle at 22% 34%, rgba(59, 130, 246, 0.15), transparent 0 22px),
    radial-gradient(circle at 76% 18%, rgba(99, 102, 241, 0.12), transparent 0 20px),
    linear-gradient(115deg, transparent 0 8%, rgba(124, 58, 237, 0.09) 8.2%, transparent 8.8%),
    linear-gradient(245deg, transparent 0 12%, rgba(56, 189, 248, 0.08) 12.2%, transparent 12.8%);
  pointer-events: none;
}

.hero-centered::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle, rgba(99, 102, 241, 0.28) 1.4px, transparent 1.5px) 92px 46px / 18px 18px no-repeat,
    radial-gradient(circle, rgba(34, 211, 238, 0.24) 1.4px, transparent 1.5px) calc(100% - 180px) calc(100% - 120px) / 18px 18px no-repeat,
    linear-gradient(165deg, transparent 0 76%, rgba(255, 255, 255, 0) 76.2%) no-repeat;
  pointer-events: none;
}

.hero-centered .container::before,
.hero-centered .container::after {
  content: "";
  position: absolute;
  pointer-events: none;
  opacity: 0.72;
}

.hero-centered .container::before {
  left: -140px;
  bottom: 40px;
  width: 420px;
  height: 260px;
  background:
    repeating-radial-gradient(circle at 0% 100%, rgba(167, 139, 250, 0.12) 0 2px, transparent 2px 18px);
  clip-path: ellipse(78% 72% at 0% 100%);
}

.hero-centered .container::after {
  right: -130px;
  bottom: 18px;
  width: 430px;
  height: 240px;
  background:
    repeating-radial-gradient(circle at 100% 100%, rgba(56, 189, 248, 0.1) 0 2px, transparent 2px 18px);
  clip-path: ellipse(76% 72% at 100% 100%);
}

.hero-stack {
  position: relative;
  z-index: 1;
  max-width: 920px;
  margin: 0 auto;
}

.hero-eyebrow {
  margin-bottom: 1rem;
}

.hero-stack h1,
.section h2,
.page-hero h1,
.course-header h1 {
  margin: 0;
  font-family: var(--font-display);
  letter-spacing: -0.04em;
  line-height: 1.02;
}

.hero-stack h1 {
  font-size: clamp(2.9rem, 5.8vw, 4.9rem);
  max-width: none;
  margin: 0 auto;
}

.hero-line {
  display: block;
  white-space: nowrap;
}

.gradient-text {
  background: linear-gradient(90deg, #4f7df0 0%, #c084fc 48%, #22c55e 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-intro,
.lead,
.section-head p,
.section p,
.page-hero p,
.course-content p,
.sidebar-card p,
.faq-intro p {
  color: var(--text-muted);
  line-height: 1.75;
}

.hero-intro {
  max-width: 720px;
  margin: 1.4rem auto 0;
  font-size: 1.08rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 1.8rem;
}

.hero-actions-centered {
  justify-content: center;
}

.section-head {
  max-width: 760px;
  margin-bottom: 2.1rem;
}

.section-head.center {
  text-align: center;
  margin-inline: auto;
}

.section-head h2,
.page-hero h1,
.course-header h1 {
  font-size: clamp(2rem, 3.2vw, 3.5rem);
  margin-top: 0.8rem;
}

.demo-plan-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.15rem;
}

.demo-plan-links-top {
  margin-top: 0;
  margin-bottom: 0.9rem;
}

.demo-plan-link {
  min-height: 42px;
  background: rgba(255, 255, 255, 0.92);
  border-color: rgba(148, 163, 184, 0.32);
}

.demo-plan-link-active {
  color: #ffffff;
  background: linear-gradient(135deg, var(--primary), #3b82f6);
  border-color: transparent;
  box-shadow: 0 14px 28px rgba(37, 99, 235, 0.18);
  cursor: default;
}

.demo-plan-link-active:hover,
.demo-plan-link-active:focus-visible {
  transform: none;
}

.timeline-grid,
.pricing-grid,
.showcase-grid,
.field-grid {
  display: grid;
  gap: 1.2rem;
}

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

.process-card {
  position: relative;
  min-height: 198px;
  padding: 1.6rem;
  border-radius: 22px;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
  text-align: center;
  transition: transform 0.45s ease, box-shadow 0.45s ease;
}

.process-card h3 {
  margin: 1rem 0 0.7rem;
  font-size: 1.15rem;
}

.process-card p {
  margin: 0;
}

.process-card-lilac {
  background: linear-gradient(180deg, #e8eeff, #f1ecff);
}

.process-card-green {
  background: linear-gradient(180deg, #daf6e7, #fdf4d4);
}

.process-card-purple {
  background: linear-gradient(180deg, #ece8ff, #f3eeff);
}

.process-icon {
  display: inline-grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 16px;
  margin: 0 auto;
  color: var(--primary);
  font-weight: 800;
  background: rgba(255, 255, 255, 0.38);
}

.process-number {
  position: absolute;
  top: 16px;
  right: 16px;
  display: inline-grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border-radius: 999px;
  color: #6b7280;
  background: rgba(255, 255, 255, 0.32);
  font-weight: 700;
}

.process-line {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.9rem;
  margin-top: 1.2rem;
}

.process-line span {
  width: 88px;
  height: 3px;
  border-radius: 999px;
}

.process-line span:nth-child(1) {
  background: linear-gradient(90deg, #1d4ed8, #38bdf8);
}

.process-line span:nth-child(2) {
  background: linear-gradient(90deg, #22c55e, #14b8a6);
}

.process-line span:nth-child(3) {
  background: linear-gradient(90deg, #8b5cf6, #a855f7);
}

.feature-header-bar {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  padding: 1.2rem 1.3rem;
  margin-bottom: 1.8rem;
  border-radius: 20px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow-sm);
}

.feature-header-title {
  display: flex;
  align-items: center;
  gap: 0.9rem;
}

.feature-header-icon {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 14px;
  color: #ffffff;
  background: linear-gradient(135deg, #6366f1, #8b5cf6);
}

.feature-header-title strong {
  display: block;
}

.feature-header-title small {
  color: var(--text-muted);
}

.feature-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.feature-pill {
  padding: 0.46rem 0.8rem;
  border-radius: 999px;
  font-size: 0.86rem;
  font-weight: 700;
}

.feature-pill-green {
  color: #15803d;
  background: #dcfce7;
}

.feature-pill-blue {
  color: #1d4ed8;
  background: #dbeafe;
}

.feature-pill-gold {
  color: #b45309;
  background: #fef3c7;
}

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

.showcase-card {
  padding: 1.5rem;
  border-radius: 22px;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
  transition: transform 0.45s ease, box-shadow 0.45s ease;
}

.showcase-card h3 {
  margin: 0.45rem 0 0.7rem;
  font-size: 1.18rem;
}

.plan-tag {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.74rem;
  font-weight: 800;
}

.showcase-blue {
  background: linear-gradient(180deg, #eef4ff, #f7faff);
  border-color: rgba(59, 130, 246, 0.25);
}

.showcase-blue .plan-tag {
  color: #2563eb;
}

.showcase-green {
  background: linear-gradient(180deg, #eafcf3, #f6fffb);
  border-color: rgba(34, 197, 94, 0.25);
}

.showcase-green .plan-tag {
  color: #16a34a;
}

.showcase-gold {
  background: linear-gradient(180deg, #fff8ea, #fffdf8);
  border-color: rgba(245, 158, 11, 0.25);
}

.showcase-gold .plan-tag {
  color: #d97706;
}

.demo-course-shell {
  max-width: 780px;
  margin: 0 auto;
  border-radius: 24px;
  overflow: hidden;
  border: 1px solid rgba(99, 102, 241, 0.16);
  background: #ffffff;
  box-shadow: var(--shadow-md);
}

.demo-course-top {
  padding: 1.35rem 1.5rem;
  color: #ffffff;
  background:
    radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.18), transparent 18%),
    linear-gradient(135deg, #1d4ed8, #7c3aed);
}

.demo-course-badges,
.demo-course-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.demo-course-badges span,
.demo-course-meta span {
  padding: 0.34rem 0.65rem;
  border-radius: 999px;
  font-size: 0.82rem;
}

.demo-course-badges span {
  background: rgba(255, 255, 255, 0.16);
}

.demo-course-top h2 {
  margin: 0.6rem 0 0.45rem;
  font-size: 1.65rem;
}

.demo-course-top p {
  margin: 0 0 0.9rem;
  color: rgba(255, 255, 255, 0.88);
}

.demo-course-meta span {
  background: rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.92);
}

.demo-course-body {
  padding: 1.25rem;
}

.demo-preview-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.9rem;
  margin-bottom: 1.2rem;
}

.demo-preview-card {
  padding: 1rem;
  border-radius: 16px;
  border: 1px solid #d9e3f1;
}

.demo-preview-card strong {
  display: block;
  margin-bottom: 0.45rem;
}

.demo-preview-card p {
  margin: 0;
  color: var(--text-muted);
  line-height: 1.6;
}

.demo-preview-card-blue {
  background: linear-gradient(180deg, #eef4ff, #f8fbff);
}

.demo-preview-card-green {
  background: linear-gradient(180deg, #eefcf5, #f8fffb);
}

.demo-preview-card-gold {
  background: linear-gradient(180deg, #fff6e8, #fffdf8);
}

.demo-progress-row {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  margin-bottom: 0.7rem;
}

.demo-progress-row span {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.demo-progress-bar {
  height: 10px;
  border-radius: 999px;
  background: #e5eef8;
  overflow: hidden;
}

.demo-progress-bar span {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, #22c55e, #16a34a);
}

.lesson-list {
  display: grid;
  gap: 0.8rem;
  margin-top: 0.9rem;
}

.lesson-item {
  display: grid;
  grid-template-columns: 34px 1fr auto;
  align-items: center;
  gap: 0.9rem;
  padding: 0.92rem 1rem;
  border-radius: 14px;
  border: 1px solid #d9e4f3;
  background: #ffffff;
}

.lesson-item span {
  display: inline-grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 10px;
  color: #64748b;
  background: #f2f6fb;
  font-weight: 700;
}

.lesson-item strong {
  font-size: 0.97rem;
}

.lesson-item small {
  color: #94a3b8;
}

.lesson-item-done {
  background: #f1fcf5;
  border-color: #bbf7d0;
}

.lesson-item-done span {
  color: #16a34a;
  background: #dcfce7;
}

.lesson-item-muted {
  opacity: 0.7;
}

.demo-course-footer {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  margin-top: 0.95rem;
  padding: 1rem 1.05rem;
  border-radius: 16px;
  background: #f5fbff;
  border: 1px solid #dce8f5;
}

.demo-course-footer p {
  margin: 0;
  color: var(--text-muted);
}

.section-course-showroom {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.3), rgba(240, 246, 255, 0.72));
}

.course-showroom-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.4rem;
}

.showroom-card {
  overflow: hidden;
  border-radius: 20px;
  border: 1px solid #d9e3f1;
  background: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
}

.showroom-thumb {
  position: relative;
  min-height: 150px;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

.showroom-thumb-blue {
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.28), rgba(56, 189, 248, 0.12));
}

.showroom-thumb-yellow {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.26), rgba(251, 191, 36, 0.12));
}

.showroom-thumb-indigo {
  background: linear-gradient(135deg, rgba(79, 70, 229, 0.26), rgba(99, 102, 241, 0.12));
}

.showroom-thumb-green {
  background:
    linear-gradient(135deg, rgba(34, 197, 94, 0.74), rgba(20, 184, 166, 0.36)),
    url("assets/img/thumb-grid.svg");
  background-size: cover;
  background-position: center;
}

.showroom-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.showroom-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.06), rgba(15, 23, 42, 0.18));
}

.showroom-price {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 2;
  padding: 0.42rem 0.72rem;
  border-radius: 999px;
  background: rgba(37, 99, 235, 0.95);
  color: #ffffff;
  font-size: 0.8rem;
  font-weight: 800;
  box-shadow: 0 10px 24px rgba(37, 99, 235, 0.22);
}

.showroom-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 1.05rem 1rem 1.15rem;
}

.showroom-body small {
  color: #8b5cf6;
  font-size: 0.76rem;
  font-weight: 700;
}

.showroom-body h3 {
  margin: 0.5rem 0 0.55rem;
  font-size: 1.16rem;
  line-height: 1.18;
  min-height: 2.85em;
}

.showroom-body p {
  margin: 0;
  color: var(--text-muted);
  line-height: 1.68;
  min-height: 5em;
}

.showroom-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin: 0.9rem 0 1rem;
  color: #94a3b8;
  font-size: 0.82rem;
}

.showroom-meta span {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 10px;
  border-radius: 999px;
  background: #f8fbff;
  border: 1px solid #e2e8f0;
}

.showroom-button {
  width: 100%;
  margin-top: auto;
}

.pricing-grid-clean {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-items: stretch;
}

.pricing-card-clean {
  position: relative;
  padding: 1.75rem 1.45rem 1.45rem;
  border-radius: 16px;
  border: 1px solid #d9e3f1;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: var(--shadow-sm);
  transition: transform 0.45s ease, box-shadow 0.45s ease, border-color 0.45s ease;
}

.pricing-grid-clean .pricing-card-clean:nth-child(1) {
  background: linear-gradient(180deg, rgba(255, 237, 213, 0.42), rgba(255, 255, 255, 0.96));
}

.pricing-card-featured-clean {
  background: linear-gradient(180deg, rgba(219, 234, 254, 0.62), rgba(255, 255, 255, 0.98));
  border-color: rgba(59, 130, 246, 0.28);
  box-shadow: 0 18px 40px rgba(37, 99, 235, 0.14);
  transform: translateY(-8px);
  padding-top: 2.25rem;
}

.pricing-grid-clean .pricing-card-clean:nth-child(3) {
  background: linear-gradient(180deg, rgba(220, 252, 231, 0.46), rgba(255, 255, 255, 0.96));
}

.pricing-card-topline {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 6px;
  border-radius: 16px 16px 0 0;
  z-index: 1;
}

.pricing-topline-orange {
  background: linear-gradient(90deg, #f59e0b, #fb923c);
}

.pricing-topline-blue {
  background: linear-gradient(90deg, #2563eb, #38bdf8);
}

.pricing-topline-green {
  background: linear-gradient(90deg, #22c55e, #14b8a6);
}

.pricing-floating-badge {
  position: absolute;
  top: -13px;
  left: 50%;
  transform: translateX(-50%);
  padding: 0.34rem 0.66rem;
  border-radius: 999px;
  font-size: 0.76rem;
  font-weight: 800;
  color: #ffffff;
  background: linear-gradient(135deg, #4f46e5, #6366f1);
  box-shadow: var(--shadow-sm);
  z-index: 2;
  white-space: nowrap;
}

.pricing-mini-title {
  margin: 0.35rem 0 0.2rem;
  color: #334155;
  font-size: 0.92rem;
  font-weight: 700;
}

.pricing-card-clean h3 {
  margin: 0;
  font-size: 1.5rem;
}

.pricing-card-clean p,
.pricing-card-clean li {
  color: var(--text-muted);
  line-height: 1.7;
}

.pricing-card-clean ul {
  margin: 1.1rem 0 1.5rem;
  padding-left: 1.1rem;
}

.price {
  display: block;
  margin-bottom: 1rem;
  color: var(--primary);
  font-size: 1.7rem;
  font-weight: 800;
}

.pricing-button {
  width: 100%;
  min-height: 44px;
  font-size: 0.95rem;
}

.pricing-info-action {
  display: flex;
  justify-content: center;
  margin-top: 1.6rem;
}

.pricing-info-action-page {
  margin-top: 1.2rem;
}

.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 120;
  display: grid;
  place-items: center;
  padding: 1.2rem;
  background: rgba(15, 23, 42, 0.52);
  backdrop-filter: blur(8px);
}

.modal-overlay[hidden] {
  display: none;
}

.modal-card {
  position: relative;
  width: min(100%, 760px);
  max-height: min(88vh, 860px);
  overflow: auto;
  padding: 1.6rem;
  border-radius: 24px;
  border: 1px solid #d9e3f1;
  background: rgba(255, 255, 255, 0.98);
  box-shadow: var(--shadow-lg);
}

.modal-close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 42px;
  height: 42px;
  border: 1px solid #d9e3f1;
  border-radius: 999px;
  background: #ffffff;
  color: var(--text);
  font-size: 1.4rem;
  line-height: 1;
  cursor: pointer;
}

.modal-content h2 {
  margin: 0.8rem 0 1.2rem;
  font-size: clamp(1.8rem, 3vw, 2.4rem);
}

.modal-block + .modal-block {
  margin-top: 1.2rem;
}

.modal-block h3 {
  margin: 0 0 0.7rem;
  font-size: 1.1rem;
}

.modal-block ul {
  margin: 0;
  padding-left: 1.1rem;
  color: var(--text-muted);
  line-height: 1.75;
}

.faq-layout-clean {
  display: grid;
  grid-template-columns: 0.72fr 1.28fr;
  gap: 2rem;
  align-items: start;
}

.faq-intro h2 {
  margin: 0.8rem 0 0.6rem;
  font-size: 2.2rem;
}

.faq-list-clean {
  display: grid;
  gap: 0.8rem;
}

.faq-list-clean details {
  padding: 1rem 1.1rem;
  border-radius: 14px;
  border: 1px solid #d9e3f1;
  background: rgba(186, 230, 253, 0.22);
  box-shadow: var(--shadow-sm);
  transition: transform 0.4s ease, box-shadow 0.4s ease, background 0.4s ease;
}

@keyframes cardFloat {
  0% {
    transform: translateY(-3px);
  }
  50% {
    transform: translateY(-6px);
  }
  100% {
    transform: translateY(-3px);
  }
}

.process-card:hover,
.showcase-card:hover,
.faq-list-clean details:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 34px rgba(15, 23, 42, 0.1);
}

.pricing-card-clean:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 38px rgba(15, 23, 42, 0.11);
}

.process-card:hover,
.showcase-card:hover,
.pricing-card-clean:hover {
  animation: cardFloat 3.6s ease-in-out infinite;
}

.faq-list-clean details:hover {
  background: rgba(186, 230, 253, 0.3);
}

.faq-list-clean summary {
  cursor: pointer;
  list-style: none;
  font-weight: 700;
}

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

.faq-list-clean p {
  margin: 0.7rem 0 0;
}

.contact-grid,
.access-grid,
.page-grid,
.course-layout {
  display: grid;
  gap: 1.4rem;
}

.contact-grid,
.access-grid {
  grid-template-columns: 0.95fr 1.05fr;
  align-items: start;
}

.card-panel,
.sidebar-card,
.module-card,
.quiz-panel {
  padding: 1.4rem;
  border-radius: 20px;
  border: 1px solid #d9e3f1;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: var(--shadow-sm);
}

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

.card-panel label,
.card-panel span {
  display: block;
  margin-bottom: 0.4rem;
  font-weight: 700;
}

input,
select,
textarea {
  width: 100%;
  margin-top: 0.2rem;
  padding: 0.94rem 1rem;
  border: 1px solid #d5dfec;
  border-radius: 14px;
  background: #ffffff;
  color: var(--text);
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: rgba(37, 99, 235, 0.34);
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.09);
}

.form-feedback {
  min-height: 1.4rem;
  margin: 0.9rem 0 0;
  font-weight: 700;
}

.is-success {
  color: var(--success);
}

.is-error {
  color: var(--danger);
}

.field-error {
  border-color: rgba(239, 68, 68, 0.45);
  background: rgba(239, 68, 68, 0.03);
}

.site-footer {
  padding: 2.5rem 0;
  color: #dbe6f5;
  background:
    radial-gradient(circle at top right, rgba(56, 189, 248, 0.14), transparent 16%),
    #0f172a;
}

.footer-simple {
  display: grid;
  gap: 1.2rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
}

.footer-brand {
  display: inline-flex;
  align-items: center;
}

.footer-brand-text {
  color: #ffffff;
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.footer-bottom-line {
  display: flex;
  justify-content: space-between;
  gap: 1rem 2rem;
  align-items: center;
  flex-wrap: wrap;
}

.footer-copy {
  margin: 0;
  color: #94a3b8;
}

.site-footer .footer-links a {
  color: #dbe6f5;
}

.page-hero {
  background:
    radial-gradient(circle at top left, rgba(37, 99, 235, 0.08), transparent 26%),
    radial-gradient(circle at right center, rgba(245, 158, 11, 0.08), transparent 16%),
    linear-gradient(180deg, #ffffff 0%, #eef5ff 100%);
}

.page-grid {
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
}

.page-hero-visual img {
  max-width: 440px;
  margin-left: auto;
}

.course-page {
  background: #f4f8fc;
}

.course-layout {
  grid-template-columns: 320px minmax(0, 1fr);
  align-items: start;
}

.course-sidebar {
  position: sticky;
  top: 100px;
  display: grid;
  gap: 1rem;
}

.module-label {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.72rem;
  font-weight: 800;
  color: var(--primary);
}

.module-list {
  display: grid;
  gap: 0.7rem;
}

.module-list a {
  display: block;
  padding: 0.9rem 1rem;
  border-radius: 14px;
  background: rgba(37, 99, 235, 0.05);
  color: var(--primary-strong);
  font-weight: 700;
}

.video-frame {
  overflow: hidden;
  border-radius: 18px;
  aspect-ratio: 16 / 9;
  background: #eaf2ff;
  border: 1px solid #d9e3f1;
}

.video-frame iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

.download-card {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  padding: 1rem 1.1rem;
  border-radius: 16px;
  background: #f7fbff;
  border: 1px solid #dce8f5;
}

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

.quiz-question {
  padding: 1rem;
  border-radius: 16px;
  background: rgba(37, 99, 235, 0.04);
}

.quiz-question legend {
  margin-bottom: 0.7rem;
  font-weight: 800;
}

.option-row {
  display: flex;
  gap: 0.7rem;
  align-items: center;
  margin-bottom: 0.6rem;
}

.option-row input {
  width: auto;
  margin: 0;
}

.quiz-result {
  margin-top: 1rem;
  padding: 1rem;
  border-radius: 16px;
  background: rgba(37, 99, 235, 0.05);
}

.certificate-cta {
  margin-top: 1rem;
  display: none;
}

.certificate-cta.is-visible {
  display: inline-flex;
}

.helper-note {
  color: var(--text-muted);
  font-size: 0.92rem;
}

@media (max-width: 1080px) {
  .process-cards,
  .showcase-grid,
  .course-showroom-grid,
  .demo-preview-grid,
  .pricing-grid-clean,
  .contact-grid,
  .access-grid,
  .page-grid,
  .course-layout,
  .faq-layout-clean {
    grid-template-columns: 1fr;
  }

  .feature-header-bar {
    flex-direction: column;
    align-items: flex-start;
  }

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

  .course-sidebar {
    position: static;
  }

  .page-hero-visual img {
    margin-left: 0;
  }
}

@media (max-width: 760px) {
  .hero-section,
  .section,
  .page-hero,
  .course-page {
    padding: 3rem 0;
  }

  .hero-centered::before {
    background:
      radial-gradient(circle at 12% 84%, rgba(168, 85, 247, 0.14), transparent 0 40px),
      radial-gradient(circle at 88% 14%, rgba(34, 211, 238, 0.14), transparent 0 48px),
      radial-gradient(circle at 82% 84%, rgba(34, 211, 238, 0.12), transparent 0 20px),
      radial-gradient(circle at 18% 28%, rgba(59, 130, 246, 0.12), transparent 0 16px);
  }

  .hero-centered::after,
  .hero-centered .container::before,
  .hero-centered .container::after {
    opacity: 0.28;
  }

  .hero-centered .container::before {
    left: -120px;
    bottom: 54px;
    width: 260px;
    height: 180px;
  }

  .hero-centered .container::after {
    right: -120px;
    bottom: 24px;
    width: 260px;
    height: 170px;
  }

  .hero-stack h1 {
    font-size: clamp(2.2rem, 10vw, 3.25rem);
    line-height: 1.04;
  }

  .hero-intro {
    max-width: 100%;
    margin-top: 1rem;
    font-size: 1rem;
    line-height: 1.7;
  }

  .section-head {
    margin-bottom: 1.4rem;
  }

  .section-head h2,
  .page-hero h1,
  .course-header h1 {
    font-size: clamp(1.85rem, 8vw, 2.5rem);
    margin-top: 0.6rem;
  }

  .demo-plan-links {
    justify-content: center;
  }

  .feature-pills,
  .demo-course-badges,
  .demo-course-meta,
  .hero-actions,
  .footer-links {
    gap: 0.6rem;
  }

  .hero-actions-centered {
    justify-content: center;
  }

  .hero-actions .button {
    width: 100%;
  }

  .hero-stack {
    max-width: 100%;
  }

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

  .nav-toggle {
    display: inline-block;
  }

  .site-nav {
    position: absolute;
    top: calc(100% + 0.8rem);
    left: 1rem;
    right: 1rem;
    padding: 1rem;
    border-radius: 20px;
    flex-direction: column;
    align-items: stretch;
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-md);
    transform: scale(0.98);
    transform-origin: top;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease, transform 0.2s ease;
  }

  .site-nav.is-open {
    opacity: 1;
    transform: scale(1);
    pointer-events: auto;
  }

  .pricing-card-featured-clean {
    transform: none;
  }

  .process-card {
    min-height: auto;
    padding: 1.2rem 1rem;
    border-radius: 18px;
  }

  .process-card h3 {
    font-size: 1.05rem;
    margin: 0.8rem 0 0.5rem;
  }

  .process-line span {
    width: 52px;
  }

  .feature-header-bar {
    padding: 1rem;
    margin-bottom: 1rem;
    border-radius: 16px;
  }

  .feature-header-title,
  .download-card {
    flex-direction: column;
    align-items: flex-start;
  }

  .feature-header-icon {
    width: 38px;
    height: 38px;
    border-radius: 12px;
  }

  .feature-pills {
    width: 100%;
  }

  .feature-pill {
    font-size: 0.8rem;
    padding: 0.42rem 0.72rem;
  }

  .showcase-card {
    padding: 1.15rem;
    border-radius: 18px;
  }

  .showcase-card h3 {
    font-size: 1.06rem;
  }

  .demo-course-shell {
    border-radius: 18px;
  }

  .demo-course-top {
    padding: 1rem;
  }

  .demo-course-top h2 {
    font-size: 1.28rem;
  }

  .demo-course-top p {
    font-size: 0.95rem;
    line-height: 1.6;
  }

  .demo-course-body {
    padding: 0.95rem;
  }

  .demo-preview-card {
    padding: 0.9rem;
    border-radius: 14px;
  }

  .demo-preview-card strong {
    font-size: 0.96rem;
  }

  .demo-progress-row {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.3rem;
  }

  .lesson-list {
    gap: 0.65rem;
  }

  .lesson-item {
    grid-template-columns: 28px 1fr;
    gap: 0.75rem;
    padding: 0.82rem 0.85rem;
  }

  .lesson-item span {
    width: 28px;
    height: 28px;
    border-radius: 9px;
    font-size: 0.9rem;
  }

  .lesson-item strong {
    font-size: 0.92rem;
  }

  .lesson-item small {
    grid-column: 2;
    font-size: 0.8rem;
  }

  .demo-course-footer {
    padding: 0.9rem;
    border-radius: 14px;
  }

  .demo-course-footer .button {
    width: 100%;
  }

  .pricing-card-clean {
    padding: 1.35rem 1rem 1rem;
    border-radius: 14px;
    text-align: center;
  }

  .showroom-thumb {
    min-height: 132px;
  }

  .showroom-body h3,
  .showroom-body p {
    min-height: 0;
  }

  .demo-plan-link {
    width: 100%;
  }

  .pricing-card-clean h3 {
    font-size: 1.28rem;
  }

  .pricing-card-clean ul {
    margin: 0.9rem 0 1.15rem;
    padding-left: 0;
    list-style-position: inside;
  }

  .price {
    font-size: 1.5rem;
    margin-bottom: 0.8rem;
  }

  .pricing-button {
    min-height: 42px;
  }

  .pricing-floating-badge {
    font-size: 0.72rem;
    padding: 0.28rem 0.58rem;
  }

  .faq-intro h2 {
    font-size: 1.85rem;
  }

  .faq-list-clean details {
    padding: 0.9rem 0.95rem;
    border-radius: 12px;
  }

  .faq-list-clean summary {
    font-size: 0.96rem;
    line-height: 1.45;
  }

  .card-panel,
  .sidebar-card,
  .module-card,
  .quiz-panel {
    padding: 1rem;
    border-radius: 16px;
  }

  .footer-brand-text {
    font-size: 1.4rem;
  }

  .footer-bottom-line {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.7rem;
  }

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

  .footer-copy {
    font-size: 0.92rem;
  }
}



.module-list a.is-current {
  box-shadow: inset 0 0 0 2px rgba(37, 99, 235, 0.22);
}

.module-list a.is-done {
  color: #15803d;
  background: rgba(34, 197, 94, 0.12);
}

.module-list a.is-locked {
  color: #94a3b8;
  background: rgba(148, 163, 184, 0.12);
  pointer-events: none;
}

.course-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 1.25rem;
}

.theme-express {
  --course-accent: #f97316;
  --course-accent-soft: rgba(249, 115, 22, 0.12);
}

.theme-professional {
  --course-accent: #2563eb;
  --course-accent-soft: rgba(37, 99, 235, 0.12);
}

.theme-premium {
  --course-accent: #7c3aed;
  --course-accent-soft: rgba(124, 58, 237, 0.12);
}

.course-progress-card {
  border-color: rgba(148, 163, 184, 0.18);
}

.course-progress-meter {
  height: 10px;
  margin: 0.9rem 0 0.55rem;
  border-radius: 999px;
  background: #e5eef8;
  overflow: hidden;
}

.course-progress-fill {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--course-accent, #2563eb), #38bdf8);
}

.course-progress-value {
  display: block;
  font-size: 1.35rem;
  color: var(--course-accent, #2563eb);
}

.theme-panel-express,
.theme-panel-professional,
.theme-panel-premium {
  border-color: color-mix(in srgb, var(--course-accent, #2563eb) 24%, #d9e3f1);
  background: linear-gradient(180deg, color-mix(in srgb, var(--course-accent-soft, rgba(37, 99, 235, 0.12)) 75%, #ffffff), rgba(255, 255, 255, 0.98));
}

.compact-grid {
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  margin-top: 1rem;
}

.course-bullet-list {
  margin: 1rem 0 0;
  padding-left: 1.15rem;
  color: var(--text-muted);
  line-height: 1.8;
}

.callout-card {
  margin-top: 1rem;
  padding: 1rem 1.05rem;
  border-radius: 16px;
  border: 1px solid color-mix(in srgb, var(--course-accent, #2563eb) 22%, #d9e3f1);
  background: color-mix(in srgb, var(--course-accent-soft, rgba(37, 99, 235, 0.12)) 85%, #ffffff);
}

.callout-card strong {
  display: block;
  margin-bottom: 0.35rem;
}

@supports not (color: color-mix(in srgb, white 50%, black)) {
  .theme-panel-express,
  .theme-panel-professional,
  .theme-panel-premium,
  .callout-card {
    border-color: #d9e3f1;
    background: rgba(255, 255, 255, 0.98);
  }
}