/* ===== CUSTOM PROPERTIES ===== */
:root {
  --stk-bg: #0F212E;
  --stk-surface: #1A2C38;
  --stk-surface2: #213743;
  --stk-border: #2F4553;
  --stk-accent: #1475E1;
  --stk-accent-light: #3B82F6;
  --stk-text: #FFFFFF;
  --stk-muted: #B1BAD3;
  --stk-badge-bg: #173321;
  --stk-badge-text: #03E625;
  --stk-code-bg: #314455;
  --stk-success: #03E625;
  --stk-warning: #F5A524;
  --stk-radius: 8px;
  --stk-radius-lg: 12px;
  --stk-radius-xl: 16px;
  --stk-space-xs: 0.25rem;
  --stk-space-sm: 0.5rem;
  --stk-space-md: 1rem;
  --stk-space-lg: 1.5rem;
  --stk-space-xl: 2rem;
  --stk-space-2xl: 3rem;
  --stk-space-3xl: 4rem;
  --stk-space-4xl: 6rem;
  --stk-max-w: 1120px;
  --stk-nav-h: 64px;
  --stk-font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --stk-mono: 'JetBrains Mono', 'Fira Code', monospace;
  --stk-transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== RESET ===== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--stk-font);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.7;
  color: var(--stk-text);
  background-color: var(--stk-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

a {
  color: var(--stk-accent-light);
  text-decoration: none;
  transition: color var(--stk-transition);
}

a:hover {
  color: var(--stk-text);
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--stk-accent-light);
  outline-offset: 2px;
}

ul, ol {
  list-style: none;
}

table {
  border-collapse: collapse;
  width: 100%;
}

/* ===== NAVIGATION ===== */
.stk-masthead {
  position: sticky;
  top: 0;
  z-index: 100;
}

.stk-nav {
  background: var(--stk-surface);
  border-bottom: 1px solid var(--stk-border);
  backdrop-filter: blur(12px);
  transition: background var(--stk-transition);
}

.stk-nav--scrolled {
  background: rgba(26, 44, 56, 0.95);
}

.stk-nav__inner {
  max-width: var(--stk-max-w);
  margin: 0 auto;
  padding: 0 var(--stk-space-lg);
  display: flex;
  align-items: center;
  height: var(--stk-nav-h);
  gap: var(--stk-space-lg);
}

.stk-nav__brand {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.stk-nav__brand img {
  height: 28px;
  width: auto;
}

.stk-nav__list {
  display: flex;
  align-items: center;
  gap: var(--stk-space-xs);
  margin-left: auto;
}

.stk-nav__link {
  color: var(--stk-muted);
  font-size: 0.875rem;
  font-weight: 500;
  padding: var(--stk-space-sm) var(--stk-space-md);
  border-radius: var(--stk-radius);
  transition: color var(--stk-transition), background var(--stk-transition);
  white-space: nowrap;
}

.stk-nav__link:hover {
  color: var(--stk-text);
  background: rgba(255, 255, 255, 0.05);
}

.stk-nav__link--active {
  color: var(--stk-text);
  background: rgba(255, 255, 255, 0.08);
}

.stk-nav__cta {
  background: var(--stk-accent);
  color: var(--stk-text);
  font-size: 0.875rem;
  font-weight: 600;
  padding: var(--stk-space-sm) var(--stk-space-lg);
  border-radius: var(--stk-radius);
  white-space: nowrap;
  transition: background var(--stk-transition), box-shadow var(--stk-transition);
  flex-shrink: 0;
}

.stk-nav__cta:hover {
  background: var(--stk-accent-light);
  box-shadow: 0 4px 16px rgba(20, 117, 225, 0.25);
  color: var(--stk-text);
}

/* Mobile toggle */
.stk-nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--stk-space-sm);
  margin-left: auto;
}

.stk-nav__bar {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--stk-text);
  border-radius: 2px;
  transition: transform var(--stk-transition), opacity var(--stk-transition);
}

/* ===== HERO / LANDING ===== */
.stk-landing {
  background: var(--stk-bg);
  padding: var(--stk-space-4xl) 0 var(--stk-space-3xl);
  position: relative;
  overflow: hidden;
}

.stk-landing::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(20, 117, 225, 0.12) 0%, transparent 70%);
  pointer-events: none;
}

.stk-landing--sub {
  padding: var(--stk-space-3xl) 0 var(--stk-space-2xl);
}

.stk-landing__wrap {
  max-width: var(--stk-max-w);
  margin: 0 auto;
  padding: 0 var(--stk-space-lg);
  display: flex;
  align-items: center;
  gap: var(--stk-space-3xl);
}

.stk-landing__content {
  flex: 1;
  min-width: 0;
}

.stk-landing__visual {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.stk-landing__logo {
  width: 240px;
  height: auto;
  opacity: 0.9;
  filter: drop-shadow(0 4px 24px rgba(20, 117, 225, 0.15));
}

.stk-landing__title {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: var(--stk-space-md);
}

.stk-landing__highlight {
  color: var(--stk-accent-light);
}

.stk-landing__sub {
  font-size: clamp(1rem, 1.5vw, 1.25rem);
  color: var(--stk-muted);
  font-weight: 500;
  margin-bottom: var(--stk-space-xl);
}

.stk-landing__actions {
  display: flex;
  gap: var(--stk-space-md);
  margin-top: var(--stk-space-xl);
  flex-wrap: wrap;
}

/* ===== PROMO CODE WIDGET ===== */
.stk-coupon {
  background: var(--stk-surface);
  border: 2px solid var(--stk-accent);
  border-radius: var(--stk-radius-xl);
  padding: var(--stk-space-lg) var(--stk-space-xl);
  max-width: 520px;
}

.stk-coupon__status {
  display: flex;
  align-items: center;
  gap: var(--stk-space-md);
  margin-bottom: var(--stk-space-md);
  flex-wrap: wrap;
}

.stk-coupon__badge {
  background: var(--stk-badge-bg);
  color: var(--stk-badge-text);
  font-size: 0.8125rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 20px;
}

.stk-coupon__date {
  font-size: 0.8125rem;
  color: var(--stk-muted);
}

.stk-coupon__row {
  display: flex;
  gap: var(--stk-space-sm);
  margin-bottom: var(--stk-space-md);
}

.stk-coupon__field {
  flex: 1;
  background: var(--stk-code-bg);
  border-radius: var(--stk-radius);
  display: flex;
  align-items: center;
  padding: var(--stk-space-md) var(--stk-space-lg);
  min-height: 52px;
}

.stk-coupon__value {
  font-family: var(--stk-mono);
  font-size: clamp(1.125rem, 2vw, 1.5rem);
  font-weight: 700;
  color: var(--stk-text);
  letter-spacing: 0.05em;
  user-select: all;
}

.stk-coupon__copy {
  background: var(--stk-accent);
  color: var(--stk-text);
  border: none;
  border-radius: var(--stk-radius);
  padding: var(--stk-space-md) var(--stk-space-lg);
  font-family: var(--stk-font);
  font-size: 0.9375rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: background var(--stk-transition), box-shadow var(--stk-transition), transform 0.1s ease;
  min-height: 52px;
}

.stk-coupon__copy:hover {
  background: var(--stk-accent-light);
  box-shadow: 0 4px 16px rgba(20, 117, 225, 0.25);
}

.stk-coupon__copy:active {
  transform: scale(0.97);
}

.stk-coupon__copy--done {
  background: var(--stk-badge-bg);
  color: var(--stk-badge-text);
}

.stk-coupon__desc {
  font-size: 0.875rem;
  color: var(--stk-muted);
  line-height: 1.5;
}

/* ===== BUTTONS ===== */
.stk-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--stk-font);
  font-size: 1rem;
  font-weight: 600;
  padding: 14px 28px;
  border-radius: var(--stk-radius);
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: background var(--stk-transition), box-shadow var(--stk-transition), transform 0.1s ease, color var(--stk-transition);
  white-space: nowrap;
}

.stk-btn--filled {
  background: var(--stk-accent);
  color: var(--stk-text);
}

.stk-btn--filled:hover {
  background: var(--stk-accent-light);
  box-shadow: 0 4px 16px rgba(20, 117, 225, 0.25);
  color: var(--stk-text);
}

.stk-btn--outline {
  background: #395563;
  color: var(--stk-text);
}

.stk-btn--outline:hover {
  background: #476878;
  color: var(--stk-text);
}

.stk-btn--sm {
  font-size: 0.8125rem;
  padding: 8px 16px;
  background: var(--stk-accent);
  color: var(--stk-text);
  border-radius: var(--stk-radius);
}

.stk-btn--sm:hover {
  background: var(--stk-accent-light);
  box-shadow: 0 4px 16px rgba(20, 117, 225, 0.25);
  color: var(--stk-text);
}

.stk-btn:active {
  transform: scale(0.97);
}

/* ===== SECTIONS ===== */
.stk-segment {
  padding: var(--stk-space-3xl) 0;
  background: var(--stk-bg);
}

.stk-segment--alt {
  background: var(--stk-surface);
}

.stk-segment--legal {
  padding-top: var(--stk-space-3xl);
  padding-bottom: var(--stk-space-4xl);
}

.stk-segment__wrap {
  max-width: var(--stk-max-w);
  margin: 0 auto;
  padding: 0 var(--stk-space-lg);
}

.stk-segment__cta {
  margin-top: var(--stk-space-xl);
  text-align: center;
}

/* ===== HEADINGS ===== */
.stk-heading {
  font-size: clamp(1.375rem, 2.5vw, 1.875rem);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.01em;
  margin-bottom: var(--stk-space-xl);
  color: var(--stk-text);
}

.stk-heading--page {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 800;
}

/* ===== PROSE ===== */
.stk-prose {
  max-width: 780px;
}

.stk-prose p {
  margin-bottom: var(--stk-space-lg);
  color: var(--stk-muted);
}

.stk-prose p:last-child {
  margin-bottom: 0;
}

.stk-prose strong {
  color: var(--stk-text);
  font-weight: 600;
}

.stk-prose--legal {
  max-width: 820px;
}

.stk-prose--legal h2 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-top: var(--stk-space-2xl);
  margin-bottom: var(--stk-space-md);
  color: var(--stk-text);
}

.stk-prose--legal h2:first-of-type {
  margin-top: var(--stk-space-xl);
}

.stk-prose--legal ul {
  margin-bottom: var(--stk-space-lg);
  padding-left: var(--stk-space-xl);
}

.stk-prose--legal ul li {
  color: var(--stk-muted);
  margin-bottom: var(--stk-space-sm);
  list-style: disc;
}

.stk-prose--legal ul li strong {
  color: var(--stk-text);
}

/* ===== STEP LIST ===== */
.stk-steplist {
  margin-top: var(--stk-space-xl);
  display: flex;
  flex-direction: column;
  gap: var(--stk-space-lg);
  counter-reset: none;
}

.stk-steplist__item {
  display: flex;
  gap: var(--stk-space-lg);
  align-items: flex-start;
  background: var(--stk-surface);
  border: 1px solid var(--stk-border);
  border-radius: var(--stk-radius-lg);
  padding: var(--stk-space-xl);
  transition: border-color var(--stk-transition);
}

.stk-segment--alt .stk-steplist__item {
  background: var(--stk-surface2);
}

.stk-steplist__item:hover {
  border-color: var(--stk-accent);
}

.stk-steplist__num {
  width: 44px;
  height: 44px;
  min-width: 44px;
  background: var(--stk-accent);
  color: var(--stk-text);
  font-weight: 700;
  font-size: 1.125rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.stk-steplist__body {
  flex: 1;
  min-width: 0;
}

.stk-steplist__title {
  font-size: 1.0625rem;
  font-weight: 700;
  margin-bottom: var(--stk-space-sm);
  color: var(--stk-text);
}

.stk-steplist__body p {
  color: var(--stk-muted);
  font-size: 0.9375rem;
  line-height: 1.7;
}

/* ===== DETAILS GRID ===== */
.stk-details-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--stk-space-md);
  margin-top: var(--stk-space-xl);
}

.stk-detail-card {
  background: var(--stk-surface2);
  border: 1px solid var(--stk-border);
  border-radius: var(--stk-radius-lg);
  padding: var(--stk-space-lg);
  text-align: center;
  transition: border-color var(--stk-transition);
}

.stk-segment--alt .stk-detail-card {
  background: var(--stk-bg);
}

.stk-detail-card:hover {
  border-color: var(--stk-accent);
}

.stk-detail-card__label {
  display: block;
  font-size: 0.8125rem;
  color: var(--stk-muted);
  font-weight: 500;
  margin-bottom: var(--stk-space-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.stk-detail-card__value {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--stk-text);
}

.stk-detail-card__value--mono {
  font-family: var(--stk-mono);
  color: var(--stk-accent-light);
}

/* ===== TABLES ===== */
.stk-tbl-wrap {
  overflow-x: auto;
  margin-top: var(--stk-space-xl);
  border-radius: var(--stk-radius-lg);
  border: 1px solid var(--stk-border);
}

.stk-tbl {
  min-width: 540px;
}

.stk-tbl__caption {
  padding: var(--stk-space-md) var(--stk-space-lg);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--stk-muted);
  text-align: left;
  background: var(--stk-surface2);
  border-bottom: 1px solid var(--stk-border);
}

.stk-segment--alt .stk-tbl__caption {
  background: var(--stk-bg);
}

.stk-tbl th {
  background: var(--stk-surface2);
  color: var(--stk-muted);
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: var(--stk-space-md) var(--stk-space-lg);
  text-align: left;
  border-bottom: 1px solid var(--stk-border);
}

.stk-segment--alt .stk-tbl th {
  background: var(--stk-bg);
}

.stk-tbl td {
  padding: var(--stk-space-md) var(--stk-space-lg);
  font-size: 0.9375rem;
  color: var(--stk-muted);
  border-bottom: 1px solid var(--stk-border);
  vertical-align: middle;
}

.stk-tbl tr:last-child td {
  border-bottom: none;
}

.stk-tbl tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}

.stk-tbl__code {
  font-family: var(--stk-mono);
  font-weight: 700;
  font-size: 0.9375rem;
  color: var(--stk-accent-light);
  background: var(--stk-code-bg);
  padding: 4px 10px;
  border-radius: 6px;
  white-space: nowrap;
}

.stk-tbl__status {
  color: var(--stk-success);
  font-weight: 600;
  font-size: 0.875rem;
  white-space: nowrap;
}

/* ===== CHECKLIST ===== */
.stk-checklist {
  display: flex;
  flex-direction: column;
  gap: var(--stk-space-md);
  margin-top: var(--stk-space-xl);
}

.stk-checklist__item {
  display: flex;
  gap: var(--stk-space-md);
  align-items: flex-start;
  background: var(--stk-bg);
  border: 1px solid var(--stk-border);
  border-radius: var(--stk-radius);
  padding: var(--stk-space-lg);
  color: var(--stk-muted);
  font-size: 0.9375rem;
  line-height: 1.7;
  transition: border-color var(--stk-transition);
}

.stk-segment--alt .stk-checklist__item {
  background: var(--stk-surface2);
}

.stk-checklist__item:hover {
  border-color: var(--stk-accent);
}

.stk-checklist__icon {
  color: var(--stk-accent-light);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 2px;
}

/* ===== ACCORDION / FAQ ===== */
.stk-accordion {
  display: flex;
  flex-direction: column;
  gap: var(--stk-space-sm);
}

.stk-accordion__item {
  background: var(--stk-bg);
  border: 1px solid var(--stk-border);
  border-radius: var(--stk-radius-lg);
  overflow: hidden;
  transition: border-color var(--stk-transition);
}

.stk-segment--alt .stk-accordion__item {
  background: var(--stk-surface2);
}

.stk-accordion__item:hover,
.stk-accordion__item[open] {
  border-color: var(--stk-accent);
}

.stk-accordion__trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--stk-space-lg) var(--stk-space-xl);
  cursor: pointer;
  font-size: 1rem;
  font-weight: 600;
  color: var(--stk-text);
  list-style: none;
  user-select: none;
  transition: color var(--stk-transition);
}

.stk-accordion__trigger::-webkit-details-marker {
  display: none;
}

.stk-accordion__trigger::after {
  content: '+';
  font-size: 1.375rem;
  font-weight: 400;
  color: var(--stk-muted);
  transition: transform var(--stk-transition), color var(--stk-transition);
  flex-shrink: 0;
  margin-left: var(--stk-space-md);
}

.stk-accordion__item[open] .stk-accordion__trigger::after {
  content: '−';
  color: var(--stk-accent-light);
}

.stk-accordion__body {
  padding: 0 var(--stk-space-xl) var(--stk-space-lg);
  animation: stk-fade-in 0.3s ease;
}

.stk-accordion__body p {
  color: var(--stk-muted);
  font-size: 0.9375rem;
  line-height: 1.7;
}

@keyframes stk-fade-in {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ===== LAST UPDATED ===== */
.stk-updated {
  font-size: 0.875rem;
  color: var(--stk-muted);
  font-weight: 500;
  text-align: center;
  padding: var(--stk-space-md) 0;
}

/* ===== FOOTER ===== */
.stk-footer {
  background: var(--stk-surface);
  border-top: 1px solid var(--stk-border);
  padding: var(--stk-space-3xl) 0 var(--stk-space-xl);
}

.stk-footer__wrap {
  max-width: var(--stk-max-w);
  margin: 0 auto;
  padding: 0 var(--stk-space-lg);
}

.stk-footer__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--stk-space-xl);
  padding-bottom: var(--stk-space-xl);
  border-bottom: 1px solid var(--stk-border);
}

.stk-footer__brand img {
  height: 26px;
  width: auto;
  opacity: 0.7;
}

.stk-footer__nav {
  display: flex;
  gap: var(--stk-space-lg);
  flex-wrap: wrap;
}

.stk-footer__nav a {
  color: var(--stk-muted);
  font-size: 0.875rem;
  font-weight: 500;
  transition: color var(--stk-transition);
}

.stk-footer__nav a:hover {
  color: var(--stk-text);
}

.stk-footer__warning {
  display: flex;
  gap: var(--stk-space-md);
  align-items: flex-start;
  background: rgba(245, 165, 36, 0.08);
  border: 1px solid rgba(245, 165, 36, 0.2);
  border-radius: var(--stk-radius-lg);
  padding: var(--stk-space-lg) var(--stk-space-xl);
  margin-top: var(--stk-space-xl);
}

.stk-footer__warning-icon {
  font-size: 1.25rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.stk-footer__warning p {
  font-size: 0.8125rem;
  color: var(--stk-muted);
  line-height: 1.7;
}

.stk-footer__warning a {
  color: var(--stk-warning);
  text-decoration: underline;
}

.stk-footer__orgs {
  display: flex;
  gap: var(--stk-space-md);
  flex-wrap: wrap;
  margin-top: var(--stk-space-xl);
  align-items: center;
}

.stk-footer__org-badge {
  background: var(--stk-surface2);
  border: 1px solid var(--stk-border);
  color: var(--stk-muted);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 20px;
}

.stk-footer__bottom {
  margin-top: var(--stk-space-xl);
  padding-top: var(--stk-space-xl);
  border-top: 1px solid var(--stk-border);
}

.stk-footer__bottom p {
  font-size: 0.8125rem;
  color: var(--stk-muted);
  line-height: 1.6;
  opacity: 0.7;
}

/* ===== SCROLL TO TOP ===== */
.stk-scrolltop {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 44px;
  height: 44px;
  background: var(--stk-accent);
  color: var(--stk-text);
  border: none;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity var(--stk-transition), visibility var(--stk-transition), transform var(--stk-transition), background var(--stk-transition), box-shadow var(--stk-transition);
  z-index: 90;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.3);
}

.stk-scrolltop--show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.stk-scrolltop:hover {
  background: var(--stk-accent-light);
  box-shadow: 0 4px 20px rgba(20, 117, 225, 0.35);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .stk-landing__wrap {
    flex-direction: column;
    gap: var(--stk-space-xl);
  }

  .stk-landing__visual {
    order: -1;
  }

  .stk-landing__logo {
    width: 160px;
  }

  .stk-landing {
    padding-top: var(--stk-space-2xl);
  }

  .stk-details-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .stk-nav__toggle {
    display: flex;
  }

  .stk-nav__list {
    display: none;
    position: absolute;
    top: var(--stk-nav-h);
    left: 0;
    right: 0;
    background: var(--stk-surface);
    border-bottom: 1px solid var(--stk-border);
    flex-direction: column;
    padding: var(--stk-space-md) var(--stk-space-lg);
    gap: var(--stk-space-xs);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  }

  .stk-nav__list--open {
    display: flex;
  }

  .stk-nav__link {
    width: 100%;
    padding: var(--stk-space-md);
  }

  .stk-nav__cta {
    display: none;
  }

  .stk-nav__inner {
    position: relative;
  }

  .stk-landing__visual {
    display: none;
  }

  .stk-landing__title {
    font-size: 1.625rem;
  }

  .stk-coupon {
    padding: var(--stk-space-md) var(--stk-space-lg);
  }

  .stk-coupon__row {
    flex-direction: column;
  }

  .stk-coupon__copy {
    width: 100%;
  }

  .stk-btn {
    width: 100%;
    text-align: center;
  }

  .stk-landing__actions {
    flex-direction: column;
  }

  .stk-steplist__item {
    flex-direction: column;
    gap: var(--stk-space-md);
    padding: var(--stk-space-lg);
  }

  .stk-details-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--stk-space-sm);
  }

  .stk-detail-card {
    padding: var(--stk-space-md);
  }

  .stk-segment {
    padding: var(--stk-space-2xl) 0;
  }

  .stk-footer__top {
    flex-direction: column;
    align-items: flex-start;
  }

  .stk-footer__nav {
    flex-direction: column;
    gap: var(--stk-space-md);
  }

  .stk-scrolltop {
    bottom: 16px;
    right: 16px;
    width: 40px;
    height: 40px;
  }

  .stk-accordion__trigger {
    padding: var(--stk-space-md) var(--stk-space-lg);
    font-size: 0.9375rem;
  }

  .stk-accordion__body {
    padding: 0 var(--stk-space-lg) var(--stk-space-md);
  }
}

@media (max-width: 480px) {
  .stk-details-grid {
    grid-template-columns: 1fr;
  }

  .stk-tbl td,
  .stk-tbl th {
    padding: var(--stk-space-sm) var(--stk-space-md);
    font-size: 0.8125rem;
  }

  .stk-heading {
    font-size: 1.25rem;
  }

  .stk-landing__title {
    font-size: 1.375rem;
  }
}

/* ===== PRINT ===== */
@media print {
  .stk-masthead,
  .stk-scrolltop,
  .stk-landing__actions,
  .stk-segment__cta,
  .stk-nav__cta {
    display: none;
  }

  body {
    background: #fff;
    color: #000;
  }
}