/* style.css */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  text-rendering: optimizeLegibility;
}
::selection {
    background-color: var(--primary-color);
    color: var(--bg-color);
}

html, body, option {
  height: 100%;
  font-family: system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol;
  line-height: 1.7;
  font-size: 18px;
  background-color: var(--bg-color);
  color: var(--text-color);
  overflow-x: hidden;
}

:root {
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --radius-rounded: 8px;
  --radius-round: 40px;
  --font-sans: system-ui, sans-serif;
  
  --bg-color: #edf0f7;
  --bg-gradient: linear-gradient(177deg, #e7ebf4a3 29%, #ffffffa3 150%);
  --text-color: #222;
  --text-dim: #999;
  --text-dim1: #777;
  --text-dark: #22222f;
  --border-color: #d0dbebcc;
  --input-border: #96969680;
  --partition: #f1f3f8;
  
  --primary-color: #625bf5;
  --primary-hover: #0f088cc7;
  
  --primary-bg: #FFFFFF;
  --accent-bg: #F8F8FC;
  --tag-bg: #f6fafd;
  --success-bg: #e6ffe6;
  --fail-bg: #ffdddd;
  --chat-bg: #e1ffc7;
  
  
  --green: #28a745;
  --red: #ff4747;
  --shadow: #0000001a;
  --topic-bg-image: url(/assets/images/visuals/topic-bg.jpg);
}

[data-theme="dark"] {
  --bg-color: #14161F;
  --bg-gradient: linear-gradient(177deg, #14161f, #000 150%);
  --text-color: #b6bed3;
  --text-dim: #7c859c;
  --text-dim1: #7c859c;
  --text-dark: #ccc;
  --border-color: #6d7ba252;
  --partition: #6d7ba2a3;
  
  --primary-color: #7182ff;
  --primary-hover: #8593FF;
  
  --primary-bg: #212531;
  --accent-bg: #32364b;
  --tag-bg: #061747;
  --success-bg: #204020;
  --fail-bg: #3a1f1f;
  --chat-bg: #204020;
  --topic-bg-image: none;
}


/* === SPACING === */
.m-0 { margin: 0 !important; }
.mt-1 { margin-top: var(--spacing-xs) !important; }
.mt-2 { margin-top: var(--spacing-sm) !important; }
.mt-3 { margin-top: var(--spacing-md) !important; }
.mb-2 { margin-bottom: var(--spacing-sm) !important; }
.mb-3 { margin-bottom: var(--spacing-md) !important; }
.mb-4 { margin-bottom: var(--spacing-lg) !important; }
.mr-2 { margin-right: var(--spacing-sm) !important; }
.ml-4 { margin-left: var(--spacing-lg) !important; }
.ml-3 { margin-left: var(--spacing-md) !important; }
.mx-auto { margin-left: auto !important; margin-right: auto !important; }

.p-0 {padding: 0 !important;}
.p-1 { padding: var(--spacing-xs) !important; }
.p-2 { padding: var(--spacing-sm) !important; }
.p-3 { padding: var(--spacing-md) !important; }
.p-4 { padding: var(--spacing-lg) !important; }

.px-2 { padding-left: var(--spacing-sm) !important; padding-right: var(--spacing-sm) !important; }
.px-3 { padding-left: var(--spacing-md) !important; padding-right: var(--spacing-md) !important; }
.px-4 { padding-left: var(--spacing-lg) !important; padding-right: var(--spacing-lg) !important; }
.py-1 { padding-top: var(--spacing-xs) !important; padding-bottom: var(--spacing-xs) !important; }
.py-2 { padding-top: var(--spacing-sm) !important; padding-bottom: var(--spacing-sm) !important; }
.py-3 { padding-top: var(--spacing-md) !important; padding-bottom: var(--spacing-md) !important; }
.py-4 { padding-top: var(--spacing-lg) !important; padding-bottom: var(--spacing-lg) !important; }
.py-5 { padding-top: var(--spacing-xl) !important; padding-bottom: var(--spacing-xl) !important; }

.pb-4 { padding-bottom: var(--spacing-lg) !important; }
.pb-5 { padding-bottom: var(--spacing-xl) !important; }

/* === FLEX & LAYOUT === */
.d-flex { display: flex !important; }
.flex-wrap { flex-wrap: wrap !important; }
.no-wrap { flex-wrap: nowrap !important; white-space: nowrap;}
.flex-row-reverse {flex-flow:row-reverse;}
.overflow-x { overflow-x: auto; white-space: nowrap !important; }
.align-center { align-items: center !important; }
.justify-between { justify-content: space-between !important; }
.justify-center { justify-content: center !important; }
.flex { display: flex !important; column-gap: var(--spacing-md); align-items: center; }
.grid { display: grid; grid-gap: var(--spacing-md); }
.float-right {float:right;}
.float-left {float:left;}

.gap-2 { column-gap: var(--spacing-sm) !important; row-gap: var(--spacing-sm) !important; }
.gap-3 { column-gap: var(--spacing-md) !important; row-gap: var(--spacing-md) !important; }
.gap-4 { column-gap: var(--spacing-lg); row-gap: var(--spacing-lg); }

/* === WIDTH === */
.w-100 { width: 100% !important; }
.max-w-1340 { max-width: 1340px !important; }
.max-w-800 { max-width: 800px !important; }
.max-w-600 { max-width: 600px !important; }
.max-w-400 { max-width: 400px !important; }
.h-40 {height:40px;}
/* === TEXT & TYPOGRAPHY === */
.text-center { text-align: center !important; }
.text-right { text-align: right !important; }
.text-left { text-align: left !important; }

small {font-size:small;}
tiny {font-size: 0.5rem;}
.text-sm { font-size: 0.7rem !important; }
.text-sm1 {font-size: 0.9rem !important; }
.text-base { font-size: 1rem !important; }
.text-lg { font-size: 1.1rem !important; }
.text-xl { font-size: 1.5rem !important; }
.text-xxl { font-size: 2rem !important; }

.fw-normal { font-weight: 400 !important; }
.fw-medium { font-weight: 500 !important; }
.fw-bold { font-weight: 700 !important; }

.cursive {font-family: cursive;}

/* === COLORS === */

.text-primary { color: var(--primary-color) !important; }
.text-dim { color: var(--text-dim) !important; }
.text-dim1 { color: var(--text-dim1) !important; }
.text-light { color: var(--text-color) !important; }
.bg-primary { background-color: var(--primary-color) !important; }
.bg-light { background-color: var(--primary-bg) !important; }
.text-dark { color: var(--text-dark) !important; }
.bg-accent { background-color: var(--accent-bg) !important; }
.bg-tag { background-color: var(--tag-bg) !important; }
.bg-green {background-color: var(--success-bg) !important;}
.success {background-color: var(--success-bg) !important; color: var(--green) !important; border-left: 4px solid;}
.fail {background-color: var(--fail-bg) !important; color: var(--red) !important; border-left: 4px solid;}
.highlight {background-color:yellow; border-radius: 5px; padding: 0 8px 5px;}
.text-green {color: var(--green) !important;}
.text-red {color: var(--red) !important;}
.text-orange {color: orange !important;}
.text-u {text-transform:uppercase;}

/* === SHADOW === */
.shadow {box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);}
.shadow-lg {
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1),
              0 4px 6px -2px rgba(0, 0, 0, 0.05);
}


/* === BORDERS & RADIUS === */
.rounded { border-radius: var(--radius-rounded) !important; }
.rounded-lg { border-radius: var(--radius-round) !important; }
.top-radius { border-top-right-radius: 6px;border-top-left-radius: 6px;}
.bottom-radius { border-bottom-right-radius: 6px;border-bottom-left-radius: 6px;}
.border { border: 1px solid var(--border-color) !important; }
.input-border { border: 1px solid var(--input-border) !important; }
.border-top { border-top: 1px solid var(--border-color) !important; }
.border-bottom { border-bottom: 1px solid var(--border-color) !important; }
.border-dashed {border: 2px dashed green !important;}
.border-bold {border: 2px solid var(--border-color);}
.border-wide {border: 3px solid var(--border-color);}
.border-none {border:none !important;}

/* === DISPLAY === */
.d-block { display: block !important; }
.d-none { display: none !important; }
.sticky { position: sticky !important; top: 0; z-index: 1000; }

/* === CONTAINER === */
.container { max-width: 1340px; margin-left: auto; margin-right: auto; padding: 0 var(--spacing-md);; }


button, .btn, .btn-primary {
  display: inline-block;
  background: var(--primary-color);
  color: var(--primary-bg);
  padding: 0.6rem 1.2rem;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  font-weight: 500;
  font-size: 17px;
}

.btn-primary.small {
  padding: 0.1rem 0.5rem;
}
.btn-primary.green {
  background-color:var(--green);
}

.btn-outline {
  border: 2px solid;
  background-color: transparent;
  color: var(--primary-color);
  padding: 4px 8px;
  border-radius: 6px;
}

button.small {
  padding: var(--spacing-sm);
  text-transform: none;
  font-weight: bold;
  letter-spacing: 1px;
}

button:hover, a.btn:hover, .btn-primary:hover {
  background: var(--primary-hover);
  color: var(--primary-bg);
}
.btn-primary.green:hover {
  background-color: var(--green);
}
.btn-outline:hover {
  background-color: var(--primary-color);
  color: var(--primary-bg);
  border: 2px solid var(--primary-color);
}
.btn-outline.text-green:hover {
  background-color: var(--green);
  border: 2px solid var(--green);
  color: var(--primary-bg) !important;
}

button.disabled {
    opacity: 40%;
}

a.button {
  display: inline-block;
    padding: 6px 12px;
    margin: 4px;
    border: 1px solid #aaa;
    border-radius: 4px;
 }

//a.button:hover {
  background: var(--primary-bg);
  color: var(--primary-color);
}

a {
  color: var(--primary-color); 
  text-decoration: none;
  transition: color 0.2s ease, text-decoration 0.2s ease;
}

/*a:hover,
a:focus {
  color: var(--primary-hover);
}*/

#topic-content a {
  text-decoration: underline;
}

ul {
  list-style-type: disc;
  margin-left: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
}

ul.no-bullet {
  list-style-type: none;
  margin: 0;  
}

li ol, li ul {
  margin-left: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
}
ol li {
  margin-bottom: 0 !important;
}

h1, h2, strong {
  font-weight: 700;
}

h3, h4, h5, h6 {
  font-weight: 600;
}

h1 {
  font-size: 1.9rem;
}

h2 {
  font-size: 1.7rem;
}

.topic-header h2 {
  font-size: 2rem;
}

h3 {
  font-size: 1.5rem;
}

h4, h5, h6 {
  font-size: 1.2rem;
}

p {
    margin-top: 0;
}

article p {
   margin-bottom: 1.5rem;
}

select, input, textarea {
  border: 1px solid #ccc;
  border-radius: 4px;
  background: var(--primary-bg);
  color: var(--text-color);
  padding: 5px 10px;
  font-family: system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol;
  line-height: 1.7;
  font-size: 17px;
  outline:none;
  width: 100%;
}

input:focus, textarea:focus {
  border: 1px solid var(--primary-color);
  outline: none;
}

blockquote {
	border-left: 3px solid;
    margin-left: var(--spacing-md);
    padding-left: var(--spacing-sm);
    font-size: 0.875rem;
    font-weight: 500;
    font-style: unset;
}

pre {
	background: #eee;
	font-family: "Courier 10 Pitch", courier, monospace;
	line-height: 1.6;
	margin-bottom: 1.6em;
	max-width: 100%;
	overflow: auto;
	padding: 1.6em;
}

fieldset {
    padding: 10px 15px 15px;
    margin-bottom: 20px;
  border-radius: var(--radius-rounded);
}

table {
  width: 100%;
  border-collapse: collapse;
  background: var(--primary-bg);
  box-shadow: 0 2px 4px rgba(0,0,0,0.05);
  border-radius: 6px;
  overflow: hidden;
  /*table-layout: fixed;*/
}

table th,
table td {
  padding: 0.75rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}
table.small th, table.small td {
  padding: 0.50rem;
}

table th {
  background-color: var(--accent-bg);
  font-weight: 600;
}

.table-ordered th:nth-child(1), .table-ordered td:nth-child(1) {
    width: 60px;
}



.table-compare td {
  line-height: 1;
}

.flash-message {
    position: fixed;
    top: 20px;
    right: 20px;
    max-width: 300px;
    z-index: 9999;
    padding: 1em 1.5em;
    border-radius: 5px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.1);
    transition: opacity 0.3s ease;
}
.alert-success {
    background: #d4edda;
    color: #155724;
}

.alert-error {
    background: #f8d7da;
    color: #721c24;
}

.alert-info {
    background: #d1ecf1;
    color: #0c5460;
}

.edit-layout {
  display: grid;
  gap: 20px;
  grid-template-columns: 2.5fr 1fr;
}

.edit-sidebar {
  background: var(--bg-color);
  padding: 15px;
  border: 1px solid #ddd;
  border-radius: 8px;
}

.badge {
  display: inline-block;
  background: #546E7A40;
  color: #546E7A;
  font-size: 10px;
  font-weight: 500;
  padding: 2px 10px;
  border-radius: 12px;
  margin-right: 6px;
  vertical-align: middle;
}

.badge.pending, .badge-open, .badge-pending { 
  background: #f57c0030;
  color: #f57c00;
}

.badge.self-checked, .badge-closed, .badge-completed { 
  background: #6d7ba230;
  color: #666;
}
.badge.reviewed, .badge.new, .badge-answered, .badge-success, .badge-booked {
  background-color: #28a74530;
  color: #28a745;
} 

.badge.revision {
  background-color: transparent;
  color: #2196f3;
  padding:0;
}

.badge.late, .badge.alert, .badge-cancelled {
  background-color: transparent;
  color: var(--red);
  padding:0;
}
.cards-grid {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.card {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-rounded);
  background-color: var(--primary-bg);
  padding: var(--spacing-md);
}

/* HEADER */
.site-branding {
  height: 32px;
}

button#theme-toggle {
    background: transparent;
    padding: 5px 10px;
}


.wrapper-right.flex {
  max-width: 70%;
}

nav#site-nav a {
    //color: var(--text-dim);
    font-weight: 500;
    padding: var(--spacing-sm) 0;
}
nav#site-nav a:hover {
    border-bottom: 2px solid;
}


/* SEARCH BOX */
.site-search {
  flex: 1;
  max-width: 500px;
  position: relative;
}

.site-search input[type="search"] {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md) var(--spacing-sm) var(--spacing-lg);
  outline: none;
}

.site-search input[type="search"]:focus {
  border-color: var(--primary-color) !important;
  }

.site-search input[type="search"]::placeholder {
  color: var(--text-dim);
}

.search-icon {
  position: absolute;
  left: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  width: 1rem;
  height: 1rem;
  color: var(--text-dim);
  pointer-events: none;
}

.search-results {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  border: 1px solid var(--border-color);
  border-top: none;
  padding: var(--spacing-sm) 0;
  max-height: 250px;
  overflow-y: auto;
  z-index: 10000;
  display: none; /* toggle via JS */
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.search-results li.active a, .search-results a:hover {
  background-color: var(--accent-bg);
  color: var(--primary-color);
}

.search-results li a {
  display: block;
  padding: 4px var(--spacing-md);
  text-decoration: none;
  color: var(--text-color);
}

/* === Modals === */
.modal {
  position: fixed;
  z-index: 999;
  left: 0; top: 0;
  width: 100%; height: 100%;
  background: rgba(0,0,0,0.5);
  display: flex; 
  align-items: center; 
  justify-content: center;
}

.modal.hidden { display: none; }

.modal-content {
  background: var(--primary-bg);
  padding: 20px;
  border-radius: 8px;
  width: 90%;
  max-width: 400px;
  box-shadow: 0 0 15px rgba(0,0,0,0.3);
  position: relative;
}

.modal-content label {
  display: block;
  margin-bottom: 10px;
  font-weight: bold;
}

/*.modal-content input {
  width: 100%;
  padding: 8px;
  margin-top: 4px;
  margin-bottom: 10px;
  box-sizing: border-box;
  border: 1px solid #ccc;
  border-radius: 4px;
}

.modal-content button[type="submit"] {
  background-color: #0066cc;
  color: white;
  padding: 10px 16px;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-weight: bold;
}*/

.modal-content button[disabled] {
  background-color: #999;
  cursor: not-allowed;
}

.close-modal {
  position: absolute;
  right: 12px;
  top: 10px;
  font-size: 24px;
  cursor: pointer;
}

/* === Topic Page === */
.has-sidebar {
  display: grid;
  grid-template-columns: 3fr 1.2fr;
}

article {
  scroll-padding-top: 250px;
  padding: var(--spacing-lg);
}


article h2 {
  color: #447389;
  border-bottom: 3px solid #447389;
  padding-bottom: 10px;
  margin-top: 30px;
  margin-bottom: 15px;
}
        
article h3, article h4 {
  color: #447389;
  margin-top: 20px;
  margin-bottom: 10px;
}
        
article p, .page-content p {
  margin: 10px 0 15px 0;
  text-align: justify;
}
        
article ul {
  margin: 10px 0 15px 20px;
}
        
article li {
  margin: 8px 0;
  text-align: justify;
}
.answer {
  text-align: justify;
}
        
/*article strong {
  color: #447389;
  font-weight: 600;
}
        
article em {
  color: #447389;
}
article li {
    margin-bottom: 1rem;
}*/

#topic-content .focus {
    background: var(--bg-color);
    border: 1px solid #ddd;
    border-radius: var(--radius-rounded);
    padding: var(--spacing-md);
    font-size: smaller;
}

#topic-content .focus h3 {
  text-align: center;
  margin: 0;
}
#topic-content .focus h3:before {
    content: '💡';
}

.prev-next-link span {
  visibility: hidden; /* keeps spacing even if no previous link */
}

.topic-tag {
  display:inline-block;
  line-height: 1;
}

.topic-header {
    position: relative;
    background: linear-gradient(135deg, #CFD8DC 0%, #BBDEFB 50%, #ffffff 100%);
    overflow: hidden;
}
[data-theme="dark"] .topic-header {
    background: linear-gradient(
        135deg,
        #0f172a 0%,   /* deep slate */
        #111827 50%, /* near-black blue */
        #020617 100% /* darkest base */
    );
}
.topic-header::after {
    content: "";
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 240px;
    height: 240px;
    background-image: radial-gradient(circle, rgba(99, 102, 241, .35) 1.5px, transparent 1.5px);
    background-size: 20px 20px;
    pointer-events: none;
}
[data-theme="dark"] .topic-header::after {
    background-image: radial-gradient(
        circle,
        rgba(129,140,248,.45) 1.5px,
        transparent 1.5px
    );
}

/* Sidebar Widgets  */
.related-topics-list {
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.related-topic-card {
    max-width: 500px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.related-topic-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 6px 16px rgba(80, 10, 209, 0.2);
}

#sidebar-links a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm);
  border-bottom: 1px solid var(--border-color);
  color: var(--text-dark);
  font-weight: 500;
  font-size: 0.9rem;
}

#sidebar-links a:after {
  content: '\276F';
  float: right;
}

#sidebar-links a:last-child {
    border: none;
}

#sidebar-links a:hover {
  color: var(--primary-hover);
}

.editorial-note {
    font-size: 0.9rem;
    color: var(--text-dim1);
    background: var(--accent-bg);
    border-left: 4px solid #3b82f6; /* subtle highlight */
    padding: 10px 15px;
    margin-top: 20px;
    border-radius: 6px;
}
.editorial-note a {
    color: #3b82f6;
    text-decoration: underline;
}


/* ======= TOC =======*/
.sticky-toc-nav {
  position: sticky;
  top: 49px;
  z-index: 100;
  overflow: visible;
}

.horizontal-toc {
  max-width: calc(1340px - 2rem);
  padding: 0;
  overflow-x: auto;
  overflow-y: visible;
  white-space: nowrap;
  position: relative;
}

.horizontal-toc li {
  position: relative;
  flex-shrink: 0; /* prevents squishing */
}

.horizontal-toc a, .horizontal-toc span {
  display: inline-block;
  padding: var(--spacing-xs) 0; ;
  text-decoration: none;
  color: var(--text-color);
  cursor: pointer;
}

.horizontal-toc .active, .nav-link.active {
  border-bottom: 2px solid var(--primary-color);
  font-weight: 500;
  color: var(--primary-color) !important;
}

.external-dropdown a.active {
  font-weight: 500;
}

.horizontal-toc .has-dropdown .dropdown {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  white-space: normal;
  background: #fff;
  border: 1px solid #ddd;
  z-index: 999;
  min-width: 200px;
  padding: 0.5rem;
}

.external-dropdown {
  display: none;
  position: absolute;
  max-height: 300px;
  overflow-y: auto;
  background: var(--primary-bg);
  z-index: 9999;
  min-width: 200px;
  white-space: normal;
  box-shadow: 0 4px 8px rgba(0,0,0,0.1);
  border-radius: 0 0 var(--radius-rounded) var(--radius-rounded);
}

.external-dropdown.visible {
  display: block;
}

.external-dropdown li:hover {
  background-color: var(--accent-bg);
}

.external-dropdown a {
  display: block;
  color: var(--text-color);
  padding: var(--spacing-sm);
  border-top: 1px solid var(--border-color);
  text-decoration: none;
}

:target {
  scroll-margin-top: 100px;
}

/* HOME */
.angled-divider {
  height: 80px;
}

.light-to-dark {
  background: linear-gradient(to bottom left, var(--primary-bg) 50%, var(--bg-color) 50%);
}

.dark-to-light {
  background: linear-gradient(to bottom left, var(--bg-color) 50%, var(--primary-bg) 50%);
}

.home-main .table-compare th:nth-child(1), .home-main .table-compare td:nth-child(1) {
  background-color: var(--accent-bg);
}
.home-main .table-compare th, .home-main .table-compare td {
  text-align:center;
}
.home-main .table-compare th {
  background: var(--primary-bg);
}
.home-main .table-compare {
  max-width: 800px;
  border-collapse: unset;
}

/* ===============================
   LOCKED CONTENT BLOCK
================================ */

.locked-block {
  margin: 24px 0;
  border-radius: 12px;
  overflow: hidden;
  background: var(--primary-bg);
  border: 1px solid var(--border-color);
  box-shadow: 0 8px 24px var(--shadow);
}

/* ---------- Preview ---------- */
.locked-preview {
  position: relative;
  max-height: 240px;
  padding: 18px;
  font-size: 0.96rem;
  line-height: 1.65;
  color: var(--text-color);
  /*background: var(--bg-gradient);*/
  overflow: hidden;
}

/* Fade at bottom of preview */
.locked-preview::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 80px;
  background: linear-gradient(
    to bottom,
    rgba(0,0,0,0),
    var(--primary-bg)
  );
  pointer-events: none;
}

/* ---------- CTA band ---------- */
.locked-overlay {
  background: var(--accent-bg);
  padding: 16px 18px;
  border-top: 1px solid var(--border-color);
  text-align: center;
}

/* ---------- Hint ---------- */
.locked-hint {
  margin: 0 0 10px;
  font-weight: 500;
  color: var(--text-dim);
  text-align: center;
}

/* ---------- Button ---------- */
.locked-btn {
  display: inline-block;
  padding: 10px 22px;
  border-radius: var(--radius-round);
  background: var(--primary-color);
  color: #fff;
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
}

.locked-btn:hover {
  transform: translateY(-1px);
  background: var(--primary-hover);
  box-shadow: 0 6px 18px var(--shadow);
}

/* ---------- Plan accents ---------- */
.locked-core .locked-btn {
  background: var(--primary-color);
}

.locked-core .locked-btn:hover {
  background: var(--primary-hover);
}

/*--------- Pagination --------*/
.page-numbers {
  display: flex;
  gap: 6px;
  margin-top: 24px;
  flex-wrap: wrap;
}

.page-number {
  padding: 6px 10px;
  border-radius: 6px;
  text-decoration: none;
  border: 1px solid #e5e7eb;
  color: #333;
  background: var(--primary-bg);
}

.page-number.current {
  background: #607D8B;
  color: #fff;
  font-weight: 600;
  pointer-events: none;
}

.page-nav {
  padding: 6px 10px;
  font-weight: 500;
}


/* ---------- Mobile ---------- */
@media (max-width: 640px) {
  .locked-preview {
    max-height: 180px;
    padding: 16px;
  }

  .locked-hint {
    font-size: 0.9rem;
  }
}



/* === Desktop (>=768px) === */

@media (min-width: 769px) {  
  .mobile {display:none !important;}
  
  #mobile-nav {
    display:none;
  }
  header {
    position: sticky !important;
    top: 0;
    z-index: 1000;
  }
.table-no-border th, .table-no-border td {
  border-bottom: none;
}

.table-no-border tbody tr:nth-child(even) {
  background: var(--accent-bg);
}
  
 article ol {
    margin-left: 2rem;
}
 .min-w-400 {
   min-width: 400px;
  }
}

/* === Mobile (<=768px) === */
@media (max-width: 768px) {  
  .desktop {display:none !important;}
  
  .has-sidebar {
    grid-template-columns: 1fr;
  }
  #site-nav {
    display:none;
  }

  main.student-main.container {
    padding-right: 8px;
    padding-left: 8px;
  }
  
  .table-mobile thead {
    display: none;
  }

  .table-mobile tbody {
    background-color: transparent;
  }
  
  .table-mobile {box-shadow:none;background-color:transparent;}
  
  .table-mobile tr {
    display: block;
    margin-bottom: 1rem;
    border: 1px solid #ccc;
    border-radius: 8px;
    padding: 10px;
    background-color: var(--primary-bg);
  }

  .table-mobile td {
    display: block;
    text-align: left;
    padding: 6px 10px;
    position: relative;
  }
  .plans-table td {
    border:none;
  }

  .table-mobile td::before {
    content: attr(data-label);
    font-weight: 500;
    display: inline-block;
    margin-bottom: 2px;
  }
  
  .table-mobile .m-no-border {
    border-bottom: none;
  }
  .table-mobile td:last-child {
    border: none;
  }
  
  .no-data-label td::before {
    content: none;
  }
  .edit-layout {
    grid-template-columns: 1fr;
  }
  
  .m-gap-0 {
    gap:0;
  }
  
  .m-w-100 {
  width: 100%;
  }
   article ol {
    margin-left: 1rem;
}

  article {
  padding: var(--spacing-md);
}
  
}

/* === Mobile (<=600px) === */
/*@media (max-width: 600px) {
  .desktop-logo {
    display:none;
  }
 
}

@media (min-width: 601px) {  
  .mobile-logo {
    display:none;
  }  
}*/