/* ============================================================
   Independent Benefits Support — Stylesheet
   Mobile-first, accessible, professional, compliance-safe
   ============================================================ */

/* ---- Design Tokens ---------------------------------------- */
:root {
  /* Colours */
  --color-bg:           #F9F8F6;
  --color-surface:      #FFFFFF;
  --color-surface-alt:  #F3F6FC;
  --color-text:         #1A2332;
  --color-text-sec:     #4B5A6D;
  --color-text-muted:   #6B7280;
  --color-accent:       #2055B8;
  --color-accent-dark:  #1640A0;
  --color-accent-light: #EBF0FB;
  --color-border:       #D4DBE8;
  --color-border-light: #E8EDF5;
  --color-success:      #059669;
  --color-success-bg:   #ECFDF5;
  --color-warning-bg:   #FFFBEB;
  --color-warning:      #B45309;
  --color-panel:        #EEF3FB;
  --color-panel-mid:    #E4ECF6;
  --color-notice:       #FFF8E7;
  --color-notice-border:#E8B84B;
  --color-disabled:     #9CA3AF;
  --color-disabled-bg:  #F3F4F6;

  /* Typography */
  --font-sans: Inter, 'Helvetica Neue', Arial, system-ui, sans-serif;
  --text-xs:   0.75rem;
  --text-sm:   0.875rem;
  --text-base: 1rem;
  --text-lg:   1.125rem;
  --text-xl:   1.25rem;
  --text-2xl:  1.5rem;
  --text-3xl:  1.875rem;
  --text-4xl:  2.25rem;
  --text-5xl:  2.75rem;
  --leading-tight:  1.2;
  --leading-snug:   1.35;
  --leading-normal: 1.6;
  --leading-relaxed:1.75;

  /* Spacing */
  --sp-1:  0.25rem;
  --sp-2:  0.5rem;
  --sp-3:  0.75rem;
  --sp-4:  1rem;
  --sp-5:  1.25rem;
  --sp-6:  1.5rem;
  --sp-8:  2rem;
  --sp-10: 2.5rem;
  --sp-12: 3rem;
  --sp-16: 4rem;
  --sp-20: 5rem;
  --sp-24: 6rem;

  /* Border radius */
  --radius-sm:   4px;
  --radius-md:   8px;
  --radius-lg:   12px;
  --radius-xl:   16px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm:  0 1px 3px rgba(26,35,50,0.07), 0 1px 2px rgba(26,35,50,0.04);
  --shadow-md:  0 4px 12px rgba(26,35,50,0.08), 0 2px 4px rgba(26,35,50,0.04);
  --shadow-lg:  0 8px 24px rgba(26,35,50,0.10), 0 4px 8px rgba(26,35,50,0.05);

  /* Transitions */
  --ease-out:    cubic-bezier(0.23, 1, 0.32, 1);
  --ease-in-out: cubic-bezier(0.77, 0, 0.175, 1);
  --duration-fast:   150ms;
  --duration-base:   200ms;
  --duration-slow:   280ms;

  /* Layout */
  --container-max: 1100px;
  --container-pad: var(--sp-5);
  --header-height: 68px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, svg { display: block; max-width: 100%; }
a { color: var(--color-accent); text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 2px; }
a:hover { color: var(--color-accent-dark); }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, select, textarea { font-family: inherit; font-size: inherit; }

/* ---- Layout helpers --------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.section { padding-block: var(--sp-16); }
.section--tight { padding-block: var(--sp-10); }
.section--loose { padding-block: var(--sp-20); }

.section-label {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--sp-3);
}

.section-heading {
  font-size: var(--text-3xl);
  font-weight: 700;
  line-height: var(--leading-tight);
  color: var(--color-text);
  text-wrap: balance;
  margin-bottom: var(--sp-4);
}

.section-subheading {
  font-size: var(--text-lg);
  color: var(--color-text-sec);
  max-width: 54ch;
  line-height: var(--leading-snug);
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-6);
}

.grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-6);
}

.grid-4 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-5);
}

/* ---- Skip link -------------------------------------------- */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--sp-4);
  z-index: 9999;
  padding: var(--sp-3) var(--sp-5);
  background: var(--color-accent);
  color: white;
  font-weight: 600;
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: top var(--duration-fast) var(--ease-out);
}
.skip-link:focus { top: var(--sp-4); }

/* ---- Buttons ---------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  font-size: var(--text-base);
  font-weight: 600;
  line-height: 1;
  text-decoration: none;
  transition: background-color var(--duration-fast) var(--ease-out),
              color var(--duration-fast) var(--ease-out),
              border-color var(--duration-fast) var(--ease-out),
              box-shadow var(--duration-fast) var(--ease-out),
              opacity var(--duration-fast) var(--ease-out);
  cursor: pointer;
  border: 2px solid transparent;
  white-space: nowrap;
}
.btn:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 3px;
}
.btn:active { transform: translateY(1px); }

.btn-primary {
  background: var(--color-accent);
  color: white;
  border-color: var(--color-accent);
}
.btn-primary:hover {
  background: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
  color: white;
}
.btn-primary:active { background: #12308A; }

.btn-secondary {
  background: transparent;
  color: var(--color-accent);
  border-color: var(--color-accent);
}
.btn-secondary:hover {
  background: var(--color-accent-light);
  color: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
}

.btn-ghost {
  background: transparent;
  color: var(--color-text-sec);
  border-color: var(--color-border);
}
.btn-ghost:hover {
  background: var(--color-surface-alt);
  color: var(--color-text);
  border-color: var(--color-border);
}

.btn-success {
  background: var(--color-success);
  color: white;
  border-color: var(--color-success);
}
.btn-success:hover {
  background: #047857;
  border-color: #047857;
  color: white;
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: var(--text-lg);
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: var(--text-sm);
}

.btn:disabled,
.btn[disabled],
.btn[aria-disabled="true"] {
  background: var(--color-disabled-bg) !important;
  color: var(--color-disabled) !important;
  border-color: var(--color-border) !important;
  cursor: not-allowed;
  transform: none;
  pointer-events: none;
}

.btn-block { width: 100%; }

/* ---- Header ----------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  height: var(--header-height);
  display: flex;
  align-items: center;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-6);
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.site-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  flex-shrink: 0;
}

.site-logo img,
.site-logo svg {
  height: 40px;
  width: auto;
}

.site-logo .logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}
.site-logo .logo-name {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.02em;
}
.site-logo .logo-tag {
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--color-text-muted);
  letter-spacing: 0.01em;
}

/* Desktop nav */
.main-nav {
  display: none;
  align-items: center;
  gap: var(--sp-1);
}

.nav-link {
  padding: var(--sp-2) var(--sp-3);
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-sec);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-out),
              background var(--duration-fast) var(--ease-out);
}
.nav-link:hover {
  color: var(--color-accent);
  background: var(--color-accent-light);
}
.nav-link:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}
.nav-link--cta {
  background: var(--color-accent);
  color: white !important;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  margin-left: var(--sp-2);
}
.nav-link--cta:hover {
  background: var(--color-accent-dark) !important;
  color: white !important;
}

/* Mobile nav toggle */
.nav-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  color: var(--color-text);
  transition: background var(--duration-fast) var(--ease-out);
}
.nav-toggle:hover { background: var(--color-surface-alt); }
.nav-toggle:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }
.nav-toggle svg { width: 22px; height: 22px; }

/* Mobile menu */
.mobile-menu {
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--color-surface);
  z-index: 90;
  overflow-y: auto;
  padding: var(--sp-6) var(--container-pad);
  border-top: 1px solid var(--color-border);
  /* Hidden state — visibility allows transitions unlike display:none */
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-6px);
  transition: opacity var(--duration-slow) var(--ease-out),
              visibility var(--duration-slow) var(--ease-out),
              transform var(--duration-slow) var(--ease-out);
}
.mobile-menu.is-open {
  visibility: visible;
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.mobile-menu a {
  display: block;
  padding: var(--sp-4) 0;
  font-size: var(--text-lg);
  font-weight: 500;
  color: var(--color-text);
  text-decoration: none;
  border-bottom: 1px solid var(--color-border-light);
}
.mobile-menu a:hover { color: var(--color-accent); }
.mobile-menu a:last-child { border-bottom: none; }
.mobile-menu .mobile-cta {
  margin-top: var(--sp-6);
  display: block;
  text-align: center;
}

/* ---- Hero ------------------------------------------------- */
.hero {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border-light);
  padding-block: var(--sp-16) var(--sp-12);
}

.hero-inner {
  max-width: 720px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: var(--sp-2) var(--sp-4);
  background: var(--color-accent-light);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-accent);
  margin-bottom: var(--sp-6);
}
.hero-badge svg { width: 14px; height: 14px; }

.hero h1 {
  font-size: var(--text-4xl);
  font-weight: 700;
  line-height: var(--leading-tight);
  letter-spacing: -0.025em;
  color: var(--color-text);
  text-wrap: balance;
  margin-bottom: var(--sp-5);
}

.hero-sub {
  font-size: var(--text-lg);
  color: var(--color-text-sec);
  line-height: var(--leading-snug);
  max-width: 56ch;
  margin-bottom: var(--sp-8);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-3);
  align-items: center;
  margin-bottom: var(--sp-8);
}

.hero-note {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.hero-note svg { width: 14px; height: 14px; color: var(--color-success); flex-shrink: 0; }

/* ---- Trust strip ------------------------------------------ */
.trust-strip {
  background: var(--color-panel);
  border-bottom: 1px solid var(--color-border-light);
  padding-block: var(--sp-8);
}

.trust-strip-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-5);
}

.trust-item {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-3);
}

.trust-icon {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  background: var(--color-accent-light);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--color-accent);
}
.trust-icon svg { width: 18px; height: 18px; }

.trust-content strong {
  display: block;
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 2px;
}
.trust-content span {
  font-size: var(--text-sm);
  color: var(--color-text-sec);
}

/* ---- Services --------------------------------------------- */
.services { background: var(--color-surface); }

.service-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--sp-6);
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
  transition: border-color var(--duration-fast) var(--ease-out),
              box-shadow var(--duration-fast) var(--ease-out);
}
.service-card:hover {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-md);
}

.service-card-price {
  display: inline-block;
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-accent);
}

.service-card h3 {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text);
  line-height: var(--leading-snug);
}

.service-card p {
  font-size: var(--text-base);
  color: var(--color-text-sec);
  line-height: var(--leading-normal);
  flex: 1;
}

.service-card-limit {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  border-top: 1px solid var(--color-border-light);
  padding-top: var(--sp-4);
}

/* ---- Pricing ---------------------------------------------- */
.pricing { background: var(--color-bg); }

.pricing-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-5);
  margin-bottom: var(--sp-6);
}

.pricing-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--sp-6);
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}

.pricing-card h3 {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text);
}

.pricing-card .price {
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--color-accent);
  letter-spacing: -0.02em;
  line-height: 1;
}

.pricing-card p {
  font-size: var(--text-sm);
  color: var(--color-text-sec);
  line-height: var(--leading-normal);
  flex: 1;
}

.pricing-card .pricing-for {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.pricing-notice {
  background: var(--color-warning-bg);
  border: 1px solid #FDE68A;
  border-radius: var(--radius-md);
  padding: var(--sp-4) var(--sp-5);
  font-size: var(--text-sm);
  color: var(--color-warning);
  text-align: center;
}

/* ---- Not sure section ------------------------------------- */
.not-sure {
  background: var(--color-panel);
  border-radius: var(--radius-xl);
  padding: var(--sp-8) var(--sp-6);
  text-align: center;
}
.not-sure h3 {
  font-size: var(--text-2xl);
  font-weight: 700;
  margin-bottom: var(--sp-3);
  color: var(--color-text);
}
.not-sure p {
  font-size: var(--text-base);
  color: var(--color-text-sec);
  max-width: 50ch;
  margin-inline: auto;
  margin-bottom: var(--sp-5);
  line-height: var(--leading-normal);
}

/* ---- How it works ----------------------------------------- */
.how-it-works { background: var(--color-surface); }

.steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-6);
}

.step {
  display: flex;
  gap: var(--sp-4);
  align-items: flex-start;
}

.step-num {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: var(--color-accent);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-base);
  font-weight: 700;
  flex-shrink: 0;
}

.step-body h3 {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--sp-1);
}

.step-body p {
  font-size: var(--text-sm);
  color: var(--color-text-sec);
  line-height: var(--leading-normal);
}

.how-note {
  margin-top: var(--sp-8);
  background: var(--color-notice);
  border: 1px solid var(--color-notice-border);
  border-radius: var(--radius-md);
  padding: var(--sp-4) var(--sp-5);
  font-size: var(--text-sm);
  color: #92400E;
  display: flex;
  gap: var(--sp-3);
  align-items: flex-start;
}
.how-note svg { width: 18px; height: 18px; flex-shrink: 0; margin-top: 1px; color: var(--color-warning); }

/* ---- Assessment support ----------------------------------- */
.assessment-info { background: var(--color-bg); }

.assessment-panel {
  background: var(--color-panel);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--sp-8) var(--sp-6);
}

.assessment-panel h2 {
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--sp-4);
}

.assessment-list {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  margin-bottom: var(--sp-5);
}

.assessment-list-item {
  display: flex;
  gap: var(--sp-3);
  align-items: flex-start;
  font-size: var(--text-base);
  color: var(--color-text-sec);
  line-height: var(--leading-snug);
}
.assessment-list-item svg {
  width: 18px;
  height: 18px;
  color: var(--color-accent);
  flex-shrink: 0;
  margin-top: 2px;
}

/* ---- Compliance disclaimer -------------------------------- */
.compliance { background: var(--color-surface); }

.compliance-box {
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--sp-6);
}

.compliance-box h2 {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--sp-3);
  display: flex;
  align-items: center;
  gap: var(--sp-2);
}
.compliance-box h2 svg { width: 20px; height: 20px; color: var(--color-accent); }

.compliance-box p {
  font-size: var(--text-sm);
  color: var(--color-text-sec);
  line-height: var(--leading-relaxed);
}

/* ---- FAQ -------------------------------------------------- */
.faq { background: var(--color-bg); }

.faq-list {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}

.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  overflow: hidden;
}

.faq-trigger {
  width: 100%;
  text-align: left;
  padding: var(--sp-5) var(--sp-6);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--sp-4);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text);
  cursor: pointer;
  background: none;
  border: none;
  transition: background var(--duration-fast) var(--ease-out);
  min-height: 56px;
}
.faq-trigger:hover { background: var(--color-surface-alt); }
.faq-trigger:focus-visible { outline: 2px solid var(--color-accent); outline-offset: -2px; }

.faq-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: var(--color-accent);
  transition: transform var(--duration-base) var(--ease-out);
}
.faq-item.is-open .faq-icon { transform: rotate(180deg); }

.faq-body {
  display: none;
  padding: 0 var(--sp-6) var(--sp-5);
  font-size: var(--text-base);
  color: var(--color-text-sec);
  line-height: var(--leading-relaxed);
  border-top: 1px solid var(--color-border-light);
}
.faq-item.is-open .faq-body { display: block; }

/* ---- Contact ---------------------------------------------- */
.contact { background: var(--color-surface); }

.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-8);
}

.contact-intro h2 {
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--sp-3);
}
.contact-intro p {
  font-size: var(--text-base);
  color: var(--color-text-sec);
  line-height: var(--leading-normal);
  margin-bottom: var(--sp-5);
}
.contact-detail {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  font-size: var(--text-sm);
  color: var(--color-text-sec);
  margin-bottom: var(--sp-3);
}
.contact-detail svg { width: 16px; height: 16px; color: var(--color-accent); flex-shrink: 0; }

/* Form */
.form {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--sp-6);
}

.form-group {
  margin-bottom: var(--sp-5);
}

.form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--sp-2);
}
.form-label .req {
  color: #DC2626;
  margin-left: 2px;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-base);
  color: var(--color-text);
  background: var(--color-surface);
  transition: border-color var(--duration-fast) var(--ease-out),
              box-shadow var(--duration-fast) var(--ease-out);
  min-height: 48px;
}
.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(32, 85, 184, 0.15);
}
.form-textarea { min-height: 130px; resize: vertical; }

.form-select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236B7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 0.75rem center; padding-right: 2.5rem; }

.form-hint {
  margin-top: var(--sp-2);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.form-checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-3);
  padding: var(--sp-4);
  background: var(--color-surface-alt);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-light);
}
.form-checkbox-group input[type="checkbox"] {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  margin-top: 2px;
  accent-color: var(--color-accent);
  cursor: pointer;
}
.form-checkbox-group label {
  font-size: var(--text-sm);
  color: var(--color-text-sec);
  line-height: var(--leading-snug);
  cursor: pointer;
}

/* ---- Footer ----------------------------------------------- */
.site-footer {
  background: var(--color-text);
  color: rgba(255,255,255,0.75);
  padding-block: var(--sp-12) var(--sp-8);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-8);
  margin-bottom: var(--sp-8);
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  text-decoration: none;
  margin-bottom: var(--sp-4);
}

.footer-logo-mark {
  width: 36px;
  height: 36px;
  background: var(--color-accent);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-size: var(--text-sm);
  flex-shrink: 0;
}

.footer-logo-text .name {
  font-size: var(--text-sm);
  font-weight: 700;
  color: white;
  display: block;
}
.footer-logo-text .tag {
  font-size: 0.7rem;
  color: rgba(255,255,255,0.5);
  display: block;
}

.footer-tagline {
  font-size: var(--text-sm);
  line-height: var(--leading-normal);
  max-width: 32ch;
}

.footer-col h4 {
  font-size: var(--text-sm);
  font-weight: 700;
  color: white;
  margin-bottom: var(--sp-4);
  letter-spacing: 0.02em;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}
.footer-links a {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.65);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-out);
}
.footer-links a:hover { color: white; }

.footer-disclaimer {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: var(--sp-6);
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.45);
  line-height: var(--leading-relaxed);
}

.footer-bottom {
  margin-top: var(--sp-5);
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.4);
}

/* ---- Payment page ----------------------------------------- */
.payment-hero {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border-light);
  padding-block: var(--sp-12) var(--sp-8);
  text-align: center;
}

.payment-hero h1 {
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--sp-3);
}

.payment-hero p {
  font-size: var(--text-lg);
  color: var(--color-text-sec);
  max-width: 56ch;
  margin-inline: auto;
  line-height: var(--leading-snug);
}

.ack-box {
  background: var(--color-notice);
  border: 1.5px solid var(--color-notice-border);
  border-radius: var(--radius-lg);
  padding: var(--sp-6);
  margin-bottom: var(--sp-8);
}

.ack-box h2 {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--sp-3);
}

.ack-checkbox-wrap {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-3);
}
.ack-checkbox-wrap input[type="checkbox"] {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
  margin-top: 2px;
  accent-color: var(--color-accent);
  cursor: pointer;
}
.ack-checkbox-wrap label {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text);
  line-height: var(--leading-snug);
  cursor: pointer;
}

.payment-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-5);
  margin-bottom: var(--sp-8);
}

.payment-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--sp-6);
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}

.payment-card h3 {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text);
}

.payment-card .pay-price {
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--color-accent);
  letter-spacing: -0.02em;
}

.payment-card p {
  font-size: var(--text-sm);
  color: var(--color-text-sec);
  line-height: var(--leading-normal);
  flex: 1;
}

.payment-card .pay-limit {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  border-top: 1px solid var(--color-border-light);
  padding-top: var(--sp-3);
}

.payment-foot-note {
  background: var(--color-panel);
  border-radius: var(--radius-md);
  padding: var(--sp-5);
  font-size: var(--text-sm);
  color: var(--color-text-sec);
  text-align: center;
  line-height: var(--leading-normal);
}

/* ---- Success / Cancel / 404 pages ------------------------- */
.simple-page {
  min-height: calc(100vh - var(--header-height));
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--sp-10) var(--container-pad);
}

.simple-page-inner {
  max-width: 520px;
  text-align: center;
}

.simple-page-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-inline: auto;
  margin-bottom: var(--sp-6);
}
.simple-page-icon--success { background: var(--color-success-bg); color: var(--color-success); }
.simple-page-icon--cancel  { background: var(--color-warning-bg); color: var(--color-warning); }
.simple-page-icon--error   { background: var(--color-panel); color: var(--color-text-muted); }
.simple-page-icon svg { width: 32px; height: 32px; }

.simple-page h1 {
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--sp-4);
}

.simple-page p {
  font-size: var(--text-lg);
  color: var(--color-text-sec);
  line-height: var(--leading-normal);
  margin-bottom: var(--sp-6);
}

/* ---- Privacy / Terms pages -------------------------------- */
.legal-page {
  padding-block: var(--sp-12);
}

.legal-page h1 {
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--sp-4);
}

.legal-content {
  max-width: 70ch;
}

.legal-content h2 {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text);
  margin-top: var(--sp-8);
  margin-bottom: var(--sp-3);
}

.legal-content p,
.legal-content li {
  font-size: var(--text-base);
  color: var(--color-text-sec);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--sp-4);
}

.legal-content ul {
  list-style: disc;
  padding-left: var(--sp-5);
  margin-bottom: var(--sp-4);
}

.legal-content a {
  color: var(--color-accent);
}

.legal-meta {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--sp-8);
  padding-bottom: var(--sp-6);
  border-bottom: 1px solid var(--color-border-light);
}

/* ---- Utility classes -------------------------------------- */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border-width: 0;
}

.text-center { text-align: center; }
.text-muted { color: var(--color-text-muted); }
.text-success { color: var(--color-success); }
.mb-0 { margin-bottom: 0 !important; }
.mt-4 { margin-top: var(--sp-4); }
.mt-6 { margin-top: var(--sp-6); }
.mt-8 { margin-top: var(--sp-8); }

/* ---- Responsive — 640px ----------------------------------- */
@media (min-width: 640px) {
  :root { --container-pad: var(--sp-8); }

  .trust-strip-inner { grid-template-columns: repeat(2, 1fr); }
  .grid-2  { grid-template-columns: repeat(2, 1fr); }
  .grid-4  { grid-template-columns: repeat(2, 1fr); }

  .hero h1 { font-size: var(--text-5xl); }
  .steps   { grid-template-columns: repeat(2, 1fr); }
  .payment-cards { grid-template-columns: repeat(2, 1fr); }
}

/* ---- Responsive — 768px ----------------------------------- */
@media (min-width: 768px) {
  .main-nav  { display: flex; }
  .nav-toggle { display: none; }

  .grid-3    { grid-template-columns: repeat(3, 1fr); }
  .contact-grid { grid-template-columns: 1fr 1.4fr; }
  .footer-grid  { grid-template-columns: 1.6fr 1fr 1fr 1fr; }
}

/* ---- Responsive — 1024px ---------------------------------- */
@media (min-width: 1024px) {
  :root { --container-pad: var(--sp-10); }
  .trust-strip-inner { grid-template-columns: repeat(4, 1fr); }
  .grid-4    { grid-template-columns: repeat(4, 1fr); }
  .pricing-grid { grid-template-columns: repeat(4, 1fr); }
  .payment-cards { grid-template-columns: repeat(4, 1fr); }
  .steps     { grid-template-columns: repeat(4, 1fr); }
  .section   { padding-block: var(--sp-20); }
}

/* ---- Reduced motion --------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
  }
}

/* ---- Print ------------------------------------------------ */
@media print {
  .site-header, .site-footer, .nav-toggle, .mobile-menu { display: none; }
  body { background: white; color: black; font-size: 12pt; }
  a { color: black; text-decoration: underline; }
}

/* ---- Header right group (lang btn + mobile toggle) -------- */
.header-right {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  flex-shrink: 0;
}

/* ---- Language selector button (header) ------------------- */
.lang-selector-btn {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
  padding: 0.3rem 0.65rem;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  cursor: pointer;
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-text-sec);
  letter-spacing: 0.03em;
  white-space: nowrap;
  line-height: 1;
  transition: border-color var(--duration-fast) var(--ease-out),
              color var(--duration-fast) var(--ease-out);
}
.lang-selector-btn:hover,
.lang-selector-btn:focus-visible {
  border-color: var(--color-accent);
  color: var(--color-accent);
  outline: none;
}
.lang-selector-btn:focus-visible {
  box-shadow: 0 0 0 3px rgba(32,85,184,0.15);
}
.lang-selector-btn .lang-flag { font-size: 0.85rem; line-height: 1; }

/* ---- Language support banner (non-EN/PL selection) -------- */
.lang-support-banner {
  background: var(--color-accent-light);
  border-bottom: 2px solid var(--color-accent);
}
.lang-support-banner-inner {
  max-width: var(--container-max, 1140px);
  margin: 0 auto;
  padding: var(--sp-3) var(--sp-5);
  display: flex;
  align-items: center;
  gap: var(--sp-4);
  flex-wrap: wrap;
}
.lang-support-banner-content {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-3);
  flex: 1;
  min-width: 0;
}
.lang-support-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2rem;
  height: 1.5rem;
  padding: 0 var(--sp-2);
  background: var(--color-accent);
  color: #fff;
  border-radius: var(--radius-sm);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  flex-shrink: 0;
  margin-top: 1px;
}
.lang-support-text {
  font-size: var(--text-sm);
  color: var(--color-text-sec);
  line-height: var(--leading-normal);
  margin: 0;
}
.lang-support-cta {
  flex-shrink: 0;
  font-size: var(--text-xs);
  padding: 0.4rem 0.9rem;
}
.lang-support-close {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.2rem;
  line-height: 1;
  color: var(--color-text-muted);
  padding: 0 var(--sp-1);
  flex-shrink: 0;
}
.lang-support-close:hover { color: var(--color-text); }

/* ---- Language selection modal ----------------------------- */
.lang-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(26,35,50,0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--sp-4);
  z-index: 200;
  visibility: hidden;
  opacity: 0;
  transition: opacity var(--duration-slow) var(--ease-out),
              visibility var(--duration-slow) var(--ease-out);
}
.lang-modal-overlay.is-open {
  visibility: visible;
  opacity: 1;
}

.lang-modal {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  padding: var(--sp-6) var(--sp-5);
  max-width: 500px;
  width: 100%;
  max-height: 92vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  transform: translateY(10px) scale(0.97);
  transition: transform var(--duration-slow) var(--ease-out);
}
.lang-modal-overlay.is-open .lang-modal {
  transform: translateY(0) scale(1);
}

.lang-modal-heading {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--sp-2);
  text-align: center;
}

.lang-modal-sub {
  font-size: var(--text-sm);
  color: var(--color-text-sec);
  line-height: var(--leading-normal);
  margin-bottom: var(--sp-5);
  text-align: center;
}

/* 2-column grid for language options */
.lang-modal-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-2);
}

@media (max-width: 380px) {
  .lang-modal-grid { grid-template-columns: 1fr; }
}

.lang-option-btn {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  padding: var(--sp-2) var(--sp-3);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  cursor: pointer;
  text-align: left;
  width: 100%;
  font-family: var(--font-sans);
  transition: border-color var(--duration-fast) var(--ease-out),
              background var(--duration-fast) var(--ease-out);
  min-height: 3rem;
}
.lang-option-btn:hover,
.lang-option-btn:focus-visible {
  border-color: var(--color-accent);
  background: var(--color-accent-light);
  outline: none;
}
.lang-option-btn:focus-visible {
  box-shadow: 0 0 0 3px rgba(32,85,184,0.2);
}
.lang-option-other {
  grid-column: 1 / -1;
}

/* Language code badge (replaces flag) */
.lang-option-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2rem;
  height: 1.6rem;
  padding: 0 var(--sp-1);
  background: var(--color-accent-light);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.6rem;
  font-weight: 700;
  color: var(--color-accent);
  letter-spacing: 0.04em;
  flex-shrink: 0;
  font-family: var(--font-sans);
}
.lang-option-badge--other {
  font-size: 1rem;
  font-weight: 400;
  color: var(--color-text-muted);
}

.lang-option-text {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.lang-option-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.2;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.lang-option-sub {
  display: block;
  font-size: 0.65rem;
  color: var(--color-text-muted);
  margin-top: 1px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Modal footer — "Continue in English" skip link */
.lang-modal-footer {
  margin-top: var(--sp-4);
  padding-top: var(--sp-3);
  border-top: 1px solid var(--color-border-light);
  text-align: center;
}
.lang-modal-skip {
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  text-decoration: underline;
  padding: var(--sp-1) var(--sp-2);
}
.lang-modal-skip:hover  { color: var(--color-text-sec); }
.lang-modal-skip:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
  border-radius: 2px;
}

/* ---- Language note in contact form ----------------------- */
.lang-note {
  display: flex;
  gap: var(--sp-2);
  align-items: flex-start;
  background: var(--color-accent-light);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  padding: var(--sp-3) var(--sp-4);
  font-size: var(--text-sm);
  color: var(--color-text-sec);
  line-height: var(--leading-normal);
  margin-top: var(--sp-2);
  margin-bottom: var(--sp-5);
}
.lang-note svg { width: 16px; height: 16px; color: var(--color-accent); flex-shrink: 0; margin-top: 2px; }