/* --- JetTheme Variables (Original Colors) --- */
:root {
  --bs-body-bg: #ffffff;
  --bs-body-color: #686868;
  --jt-primary: #DAA520; /* USA Gold Theme */
  --jt-border-light: #efefef;
  --jt-bg-light: #f3f7f9;
  --jt-nav-color: #686868;
  --jt-nav-hover: #DAA520;
  --jt-header-bg: #ffffff;
  --jt-header-border: #efefef;
  --jt-footer-bg: #212529;
  --jt-socket-bg: #09080c;
  --jt-socket-color: #9fa6ad;
}

.dark-mode {
  --bs-body-bg: hsl(210, 11%, 15%);
  --bs-body-color: hsl(210, 11%, 80%);
  --jt-border-light: hsl(210, 11%, 20%);
  --jt-bg-light: hsl(210, 11%, 20%);
  --jt-nav-color: hsl(210, 11%, 70%);
  --jt-header-bg: hsl(210, 11%, 15%);
  --jt-header-border: hsl(210, 11%, 20%);
  --jt-footer-bg: hsl(210, 11%, 15%);
  --jt-socket-bg: hsl(210, 11%, 17%);
}

body { font-family: system-ui,-apple-system,Segoe UI,sans-serif; color: var(--bs-body-color); background-color: var(--bs-body-bg); line-height: 1.5; margin: 0; }
a { text-decoration: none; color: inherit; transition: .3s; }

/* SVG Icons */
.jt-icon { display: inline-block; height: 1em; width: 1em; fill: none; stroke: currentColor; stroke-linecap: round; stroke-linejoin: round; stroke-width: 2; }
.icon-dark, .dark-mode .icon-light { display: none; }
.dark-mode .icon-dark { display: block; }
.auto-color-fill { fill: #333333; }
.dark-mode .auto-color-fill { fill: #ffffff !important; }

/* Header */
#header { background-color: var(--jt-header-bg); border-bottom: 1px solid var(--jt-header-border); min-height: 50px; }
.header-social { border-right: 1px solid var(--jt-header-border); }

/* Navigation Responsive Logic */
@media (max-width: 991.98px) {
  #navbar { background-color: var(--jt-header-bg); padding-top: 70px; padding-bottom: 30px; position: fixed; left: 0; right: 0; top: 0; bottom: 0; display: none; z-index: 999; }
  #navbar-toggle:checked ~ #header-main #navbar { display: block; }
  #navbar .nav-link { border-bottom: 1px solid var(--jt-header-border); padding: 15px; color: var(--jt-nav-color); font-weight: bold;}
  .logo-wrap { width: 180px; }
}
@media (min-width: 992px) {
  .logo-wrap { width: 280px; }
  #navbar .navbar-nav { display: flex; flex-direction: row; }
  #navbar .menu-item { display: flex; }
  #navbar .nav-link { padding: 1.5rem 1.2rem; color: var(--jt-nav-color); font-weight: bold;}
  #navbar .nav-link:hover { color: var(--jt-nav-hover); }
  .d-lg-flex { display: flex; }
  .col-lg-4 { flex: 0 0 auto; width: 33.33333333%; }
  .col-lg-8 { flex: 0 0 auto; width: 66.66666667%; }
  #sidebar { border-left: 1px solid var(--jt-border-light); }
}

/* Footer */
#footer { background-color: var(--jt-footer-bg); border-top: 1px solid var(--jt-border-light); }
#socket { background-color: var(--jt-socket-bg); color: var(--jt-socket-color); }

/* Calculator UI Setup */
#ua-vat-wrapper { background-color: var(--bs-body-bg); border: 1px solid var(--jt-border-light); border-radius: 16px; box-shadow: 0 10px 30px rgba(0,0,0,0.05); padding: 30px; }
.dark-mode #ua-vat-wrapper { box-shadow: none; }
.vat-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
.vat-header h1 { color: var(--bs-body-color); font-weight: 800; font-size: 22px; margin: 0; text-transform: uppercase; }
.btn-reset { background: transparent; border: 1px solid var(--jt-border-light); color: var(--bs-body-color); padding: 5px 12px; border-radius: 20px; font-size: 12px; cursor: pointer; transition: 0.2s; }
.btn-reset:hover { background: rgba(255, 0, 0, 0.1); color: #c62828; border-color: #c62828; }

.vat-rate-group { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 20px; justify-content: center; }
.vat-rate-option { display: flex; align-items: center; gap: 6px; padding: 8px 14px; border: 1px solid var(--jt-border-light); border-radius: 20px; cursor: pointer; font-size: 14px; transition: 0.2s; color: var(--bs-body-color); }
.vat-rate-option:hover { border-color: var(--jt-primary); }
.vat-rate-option input { display: none; }
.vat-rate-option input:checked + span { color: var(--jt-primary); font-weight: 800; }
.dark-mode .vat-rate-option:hover, .dark-mode .vat-rate-option input:checked + span { color: #FFDF00; border-color: #FFDF00; }

.vat-input { width: 100%; padding: 15px; border: 2px solid var(--jt-border-light); border-radius: 8px; font-size: 20px; font-weight: bold; background: var(--jt-bg-light); color: var(--bs-body-color); transition: 0.3s; }
.vat-input:focus { border-color: var(--jt-primary); outline: none; background: var(--bs-body-bg); }

.vat-buttons { display: flex; gap: 10px; margin-bottom: 25px; }
.btn-vat { flex: 1; padding: 14px; border: none; border-radius: 8px; font-weight: 700; font-size: 15px; cursor: pointer; text-transform: uppercase; color: #fff; background: linear-gradient(135deg, #DAA520, #B8860B); transition: transform 0.2s; }
.btn-vat:hover { transform: translateY(-2px); opacity: 0.95; }

#ua-vat-result { display: none; background: var(--jt-bg-light); border: 1px solid var(--jt-border-light); border-radius: 12px; padding: 20px; }
.vat-row { display: flex; justify-content: space-between; align-items: center; padding: 12px 0; border-bottom: 1px dashed var(--jt-border-light); font-size: 15px; }
.vat-row:last-child { border-bottom: none; font-weight: 800; font-size: 19px; }

/* SEO App Content Card */
.app-content-wrapper { margin-top: 35px; }
.app-card { background-color: var(--bs-body-bg); border: 1px solid var(--jt-border-light); border-radius: 16px; padding: 24px; margin-bottom: 24px; box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04); }
.dark-mode .app-card { box-shadow: none; border-color: #333; }
.app-header { display: flex; align-items: center; margin-bottom: 18px; border-bottom: 2px solid var(--jt-border-light); padding-bottom: 12px; }
.app-header h2 { color: var(--bs-body-color); font-weight: 800; font-size: 20px !important; margin: 0; }
.app-text { font-size: 16px; opacity: 0.9; margin-bottom: 15px; }
.step-list { list-style: none; padding: 0; counter-reset: my-counter; }
.step-list li { position: relative; padding-left: 45px; margin-bottom: 15px; font-size: 15px; }
.step-list li::before { counter-increment: my-counter; content: counter(my-counter); position: absolute; left: 0; top: 0; width: 30px; height: 30px; background-color: rgba(218, 165, 32, 0.1); color: var(--jt-primary); border-radius: 50%; text-align: center; line-height: 30px; font-weight: 800; font-size: 14px; }